octave: src/data.cc annotate

annotate src/data.cc @ 14169:c0ca47ab7641 stable

doc: Better explain which complex result is chosen by .^ * expr.txi: Explain which complex root is chosen and how to choose a real one if preferred. * data.cc (power): Ditto. * help.cc (.^, .**): Ditto. (^, **): Suggest using real-valued functions.

author	Jordi Gutiérrez Hermoso <jordigh@octave.org>
date	Sun, 08 Jan 2012 15:24:53 -0500
parents	72c96de7a403
children	2ced2f59f523

rev	line source
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	1 /*
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	2
14138 72c96de7a403 maint: update copyright notices for 2012 John W. Eaton <jwe@octave.org> parents: 14113 diff changeset	3 Copyright (C) 1994-2012 John W. Eaton
8721 e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	4 Copyright (C) 2009 Jaroslav Hajek
11523 fd0a3ac60b0e update copyright notices John W. Eaton <jwe@octave.org> parents: 11435 diff changeset	5 Copyright (C) 2009-2010 VZLU Prague
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	6
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	7 This file is part of Octave.
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	8
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	9 Octave is free software; you can redistribute it and/or modify it
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	10 under the terms of the GNU General Public License as published by the
7016 93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 7007 diff changeset	11 Free Software Foundation; either version 3 of the License, or (at your
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 7007 diff changeset	12 option) any later version.
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	13
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	14 Octave is distributed in the hope that it will be useful, but WITHOUT
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	15 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	16 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	17 for more details.
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	18
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	19 You should have received a copy of the GNU General Public License
7016 93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 7007 diff changeset	20 along with Octave; see the file COPYING. If not, see
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 7007 diff changeset	21 <http://www.gnu.org/licenses/>.
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	22
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	23 */
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	24
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	25 #ifdef HAVE_CONFIG_H
1192 b6360f2d4fa6 [project @ 1995-03-30 21:38:35 by jwe] jwe parents: 1129 diff changeset	26 #include <config.h>
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	27 #endif
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	28
7078 405cf85b435c [project @ 2007-10-30 14:04:59 by jwe] jwe parents: 7065 diff changeset	29 #include <sys/types.h>
10302 5669a0b893db data.cc: include <sys/times.h> and ensure that HZ is defined John W. Eaton <jwe@octave.org> parents: 10293 diff changeset	30 #include <sys/times.h>
7078 405cf85b435c [project @ 2007-10-30 14:04:59 by jwe] jwe parents: 7065 diff changeset	31
405cf85b435c [project @ 2007-10-30 14:04:59 by jwe] jwe parents: 7065 diff changeset	32 #ifdef HAVE_SYS_RESOURCE_H
405cf85b435c [project @ 2007-10-30 14:04:59 by jwe] jwe parents: 7065 diff changeset	33 #include <sys/resource.h>
405cf85b435c [project @ 2007-10-30 14:04:59 by jwe] jwe parents: 7065 diff changeset	34 #endif
405cf85b435c [project @ 2007-10-30 14:04:59 by jwe] jwe parents: 7065 diff changeset	35
2184 dbbbb3559ee8 [project @ 1996-05-14 02:18:22 by jwe] jwe parents: 2086 diff changeset	36 #include <cfloat>
10303 e4899d6320b6 data.cc: use CLOCKS_PER_SEC instead of HZ John W. Eaton <jwe@octave.org> parents: 10302 diff changeset	37 #include <ctime>
2184 dbbbb3559ee8 [project @ 1996-05-14 02:18:22 by jwe] jwe parents: 2086 diff changeset	38
1728 42b4f904f1af [project @ 1996-01-09 11:36:01 by jwe] jwe parents: 1572 diff changeset	39 #include <string>
42b4f904f1af [project @ 1996-01-09 11:36:01 by jwe] jwe parents: 1572 diff changeset	40
2184 dbbbb3559ee8 [project @ 1996-05-14 02:18:22 by jwe] jwe parents: 2086 diff changeset	41 #include "lo-ieee.h"
7231 2eb392d058bb [project @ 2007-11-30 18:53:29 by jwe] jwe parents: 7189 diff changeset	42 #include "lo-math.h"
10240 fa7b5751730c use gnulib time, sys_time, and sys_times modules John W. Eaton <jwe@octave.org> parents: 10185 diff changeset	43 #include "oct-time.h"
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1742 diff changeset	44 #include "str-vec.h"
4153 6b96ce9f5743 [project @ 2002-11-06 20:38:49 by jwe] jwe parents: 4114 diff changeset	45 #include "quit.h"
9658 3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	46 #include "mx-base.h"
10435 6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	47 #include "oct-binmap.h"
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1742 diff changeset	48
6953 4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	49 #include "Cell.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1315 diff changeset	50 #include "defun.h"
19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1315 diff changeset	51 #include "error.h"
19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1315 diff changeset	52 #include "gripes.h"
6953 4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	53 #include "oct-map.h"
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	54 #include "oct-obj.h"
2366 c90105b99479 [project @ 1996-10-11 23:22:27 by jwe] jwe parents: 2305 diff changeset	55 #include "ov.h"
13294 7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	56 #include "ov-class.h"
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	57 #include "ov-float.h"
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	58 #include "ov-complex.h"
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	59 #include "ov-flt-complex.h"
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	60 #include "ov-cx-mat.h"
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	61 #include "ov-flt-cx-mat.h"
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	62 #include "ov-cx-sparse.h"
6953 4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	63 #include "parse.h"
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	64 #include "pt-mat.h"
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	65 #include "utils.h"
6953 4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	66 #include "variables.h"
7045 271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	67 #include "pager.h"
8303 b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	68 #include "xnorm.h"
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	69
10303 e4899d6320b6 data.cc: use CLOCKS_PER_SEC instead of HZ John W. Eaton <jwe@octave.org> parents: 10302 diff changeset	70 #if ! defined (CLOCKS_PER_SEC)
10302 5669a0b893db data.cc: include <sys/times.h> and ensure that HZ is defined John W. Eaton <jwe@octave.org> parents: 10293 diff changeset	71 #if defined (CLK_TCK)
10303 e4899d6320b6 data.cc: use CLOCKS_PER_SEC instead of HZ John W. Eaton <jwe@octave.org> parents: 10302 diff changeset	72 #define CLOCKS_PER_SEC CLK_TCK
10302 5669a0b893db data.cc: include <sys/times.h> and ensure that HZ is defined John W. Eaton <jwe@octave.org> parents: 10293 diff changeset	73 #else
10303 e4899d6320b6 data.cc: use CLOCKS_PER_SEC instead of HZ John W. Eaton <jwe@octave.org> parents: 10302 diff changeset	74 #error "no definition for CLOCKS_PER_SEC!"
10302 5669a0b893db data.cc: include <sys/times.h> and ensure that HZ is defined John W. Eaton <jwe@octave.org> parents: 10293 diff changeset	75 #endif
5669a0b893db data.cc: include <sys/times.h> and ensure that HZ is defined John W. Eaton <jwe@octave.org> parents: 10293 diff changeset	76 #endif
5669a0b893db data.cc: include <sys/times.h> and ensure that HZ is defined John W. Eaton <jwe@octave.org> parents: 10293 diff changeset	77
7914 e998e81224b5 Various compilation fixes for MSVC. John W. Eaton <jwe@octave.org> parents: 7815 diff changeset	78 #if ! defined (HAVE_HYPOTF) && defined (HAVE__HYPOTF)
e998e81224b5 Various compilation fixes for MSVC. John W. Eaton <jwe@octave.org> parents: 7815 diff changeset	79 #define hypotf _hypotf
e998e81224b5 Various compilation fixes for MSVC. John W. Eaton <jwe@octave.org> parents: 7815 diff changeset	80 #define HAVE_HYPOTF 1
e998e81224b5 Various compilation fixes for MSVC. John W. Eaton <jwe@octave.org> parents: 7815 diff changeset	81 #endif
e998e81224b5 Various compilation fixes for MSVC. John W. Eaton <jwe@octave.org> parents: 7815 diff changeset	82
4015 6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3972 diff changeset	83 #define ANY_ALL(FCN) \
6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3972 diff changeset	84 \
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 4176 diff changeset	85 octave_value retval; \
4015 6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3972 diff changeset	86 \
6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3972 diff changeset	87 int nargin = args.length (); \
6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3972 diff changeset	88 \
4021 963507f8caf4 [project @ 2002-08-05 22:22:16 by jwe] jwe parents: 4015 diff changeset	89 if (nargin == 1 \|\| nargin == 2) \
4015 6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3972 diff changeset	90 { \
4021 963507f8caf4 [project @ 2002-08-05 22:22:16 by jwe] jwe parents: 4015 diff changeset	91 int dim = (nargin == 1 ? -1 : args(1).int_value (true) - 1); \
963507f8caf4 [project @ 2002-08-05 22:22:16 by jwe] jwe parents: 4015 diff changeset	92 \
963507f8caf4 [project @ 2002-08-05 22:22:16 by jwe] jwe parents: 4015 diff changeset	93 if (! error_state) \
963507f8caf4 [project @ 2002-08-05 22:22:16 by jwe] jwe parents: 4015 diff changeset	94 { \
4556 773a21e4fce8 [project @ 2003-10-28 05:02:10 by jwe] jwe parents: 4554 diff changeset	95 if (dim >= -1) \
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	96 retval = args(0).FCN (dim); \
4021 963507f8caf4 [project @ 2002-08-05 22:22:16 by jwe] jwe parents: 4015 diff changeset	97 else \
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	98 error (#FCN ": invalid dimension argument = %d", dim + 1); \
4021 963507f8caf4 [project @ 2002-08-05 22:22:16 by jwe] jwe parents: 4015 diff changeset	99 } \
4015 6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3972 diff changeset	100 else \
4021 963507f8caf4 [project @ 2002-08-05 22:22:16 by jwe] jwe parents: 4015 diff changeset	101 error (#FCN ": expecting dimension argument to be an integer"); \
4015 6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3972 diff changeset	102 } \
4021 963507f8caf4 [project @ 2002-08-05 22:22:16 by jwe] jwe parents: 4015 diff changeset	103 else \
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	104 print_usage (); \
4015 6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3972 diff changeset	105 \
6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3972 diff changeset	106 return retval
6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3972 diff changeset	107
1957 0e6a0a271998 [project @ 1996-02-15 01:08:15 by jwe] jwe parents: 1940 diff changeset	108 DEFUN (all, args, ,
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	109 "-- texinfo --\n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	110 @deftypefn {Built-in Function} {} all (@var{x})\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	111 @deftypefnx {Built-in Function} {} all (@var{x}, @var{dim})\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	112 For a vector argument, return true (logical 1) if all elements of the vector\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	113 are nonzero.\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	114 \n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	115 For a matrix argument, return a row vector of logical ones and\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	116 zeros with each element indicating whether all of the elements of the\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	117 corresponding column of the matrix are nonzero. For example:\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	118 \n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	119 @example\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	120 @group\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	121 all ([2, 3; 1, 0]))\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	122 @result{} [ 1, 0 ]\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	123 @end group\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	124 @end example\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	125 \n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	126 If the optional argument @var{dim} is supplied, work along dimension\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	127 @var{dim}.\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	128 @seealso{any}\n\
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	129 @end deftypefn")
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	130 {
4015 6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3972 diff changeset	131 ANY_ALL (all);
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	132 }
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	133
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	134 /*
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	135
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	136 %!test
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	137 %! x = ones (3);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	138 %! x(1,1) = 0;
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	139 %! assert((all (all (rand (3) + 1) == [1, 1, 1]) == 1
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	140 %! && all (all (x) == [0, 1, 1]) == 1
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	141 %! && all (x, 1) == [0, 1, 1]
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	142 %! && all (x, 2) == [0; 1; 1]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	143
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	144 %!test
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	145 %! x = ones (3, 'single');
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	146 %! x(1,1) = 0;
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	147 %! assert((all (all (single (rand (3) + 1)) == [1, 1, 1]) == 1
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	148 %! && all (all (x) == [0, 1, 1]) == 1
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	149 %! && all (x, 1) == [0, 1, 1]
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	150 %! && all (x, 2) == [0; 1; 1]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	151
13915 5fa482628bf6 Remove unnecessary regular expression '.' from ends of %!error blocks Rik <octave@nomad.inbox5.com>* parents: 13780 diff changeset	152 %!error <Invalid call to all> all ();
5fa482628bf6 Remove unnecessary regular expression '.' from ends of %!error blocks Rik <octave@nomad.inbox5.com>* parents: 13780 diff changeset	153 %!error <Invalid call to all> all (1, 2, 3);
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	154
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	155 */
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	156
1957 0e6a0a271998 [project @ 1996-02-15 01:08:15 by jwe] jwe parents: 1940 diff changeset	157 DEFUN (any, args, ,
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	158 "-- texinfo --\n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	159 @deftypefn {Built-in Function} {} any (@var{x})\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	160 @deftypefnx {Built-in Function} {} any (@var{x}, @var{dim})\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	161 For a vector argument, return true (logical 1) if any element of the vector\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	162 is nonzero.\n\
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	163 \n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	164 For a matrix argument, return a row vector of logical ones and\n\
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	165 zeros with each element indicating whether any of the elements of the\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10801 diff changeset	166 corresponding column of the matrix are nonzero. For example:\n\
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	167 \n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	168 @example\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	169 @group\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	170 any (eye (2, 4))\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	171 @result{} [ 1, 1, 0, 0 ]\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	172 @end group\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	173 @end example\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	174 \n\
4015 6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3972 diff changeset	175 If the optional argument @var{dim} is supplied, work along dimension\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10801 diff changeset	176 @var{dim}. For example:\n\
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	177 \n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	178 @example\n\
4015 6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3972 diff changeset	179 @group\n\
6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3972 diff changeset	180 any (eye (2, 4), 2)\n\
6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3972 diff changeset	181 @result{} [ 1; 1 ]\n\
6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3972 diff changeset	182 @end group\n\
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	183 @end example\n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	184 @seealso{all}\n\
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	185 @end deftypefn")
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	186 {
4015 6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3972 diff changeset	187 ANY_ALL (any);
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	188 }
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	189
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	190 /*
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	191
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	192 %!test
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	193 %! x = zeros (3);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	194 %! x(3,3) = 1;
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	195 %! assert((all (any (x) == [0, 0, 1]) == 1
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	196 %! && all (any (ones (3)) == [1, 1, 1]) == 1
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	197 %! && any (x, 1) == [0, 0, 1]
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	198 %! && any (x, 2) == [0; 0; 1]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	199
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	200 %!test
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	201 %! x = zeros (3,'single');
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	202 %! x(3,3) = 1;
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	203 %! assert((all (any (x) == [0, 0, 1]) == 1
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	204 %! && all (any (ones (3, 'single')) == [1, 1, 1]) == 1
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	205 %! && any (x, 1) == [0, 0, 1]
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	206 %! && any (x, 2) == [0; 0; 1]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	207
13915 5fa482628bf6 Remove unnecessary regular expression '.' from ends of %!error blocks Rik <octave@nomad.inbox5.com>* parents: 13780 diff changeset	208 %!error <Invalid call to any> any ();
5fa482628bf6 Remove unnecessary regular expression '.' from ends of %!error blocks Rik <octave@nomad.inbox5.com>* parents: 13780 diff changeset	209 %!error <Invalid call to any> any (1, 2, 3);
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	210
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	211 */
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	212
649 1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	213 // These mapping functions may also be useful in other places, eh?
1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	214
1957 0e6a0a271998 [project @ 1996-02-15 01:08:15 by jwe] jwe parents: 1940 diff changeset	215 DEFUN (atan2, args, ,
3428 5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	216 "-- texinfo --\n\
5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	217 @deftypefn {Mapping Function} {} atan2 (@var{y}, @var{x})\n\
5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	218 Compute atan (@var{y} / @var{x}) for corresponding elements of @var{y}\n\
9155 ad20b967e1c9 Update section 17.3 (Trigonometry) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9142 diff changeset	219 and @var{x}. Signal an error if @var{y} and @var{x} do not match in size\n\
ad20b967e1c9 Update section 17.3 (Trigonometry) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9142 diff changeset	220 and orientation.\n\
3439 3234a698073a [project @ 2000-01-14 09:51:14 by jwe] jwe parents: 3428 diff changeset	221 @end deftypefn")
649 1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	222 {
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 4176 diff changeset	223 octave_value retval;
649 1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	224
712 36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe] jwe parents: 649 diff changeset	225 int nargin = args.length ();
36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe] jwe parents: 649 diff changeset	226
10435 6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	227 if (nargin == 2)
649 1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	228 {
10435 6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	229 if (! args(0).is_numeric_type ())
6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	230 gripe_wrong_type_arg ("atan2", args(0));
6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	231 else if (! args(1).is_numeric_type ())
6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	232 gripe_wrong_type_arg ("atan2", args(1));
6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	233 else if (args(0).is_complex_type () \|\| args(1).is_complex_type ())
6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	234 error ("atan2: not defined for complex numbers");
6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	235 else if (args(0).is_single_type () \|\| args(1).is_single_type ())
6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	236 {
6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	237 if (args(0).is_scalar_type () && args(1).is_scalar_type ())
6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	238 retval = atan2f (args(0).float_value (), args(1).float_value ());
6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	239 else
6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	240 {
6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	241 FloatNDArray a0 = args(0).float_array_value ();
6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	242 FloatNDArray a1 = args(1).float_array_value ();
6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	243 retval = binmap<float> (a0, a1, ::atan2f, "atan2");
6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	244 }
6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	245 }
7494 bd2bd04e68ca Treat integer types for mod/rem correctly David Bateman <dbateman@free.fr> parents: 7433 diff changeset	246 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	247 {
10435 6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	248 bool a0_scalar = args(0).is_scalar_type ();
6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	249 bool a1_scalar = args(1).is_scalar_type ();
6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	250 if (a0_scalar && a1_scalar)
6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	251 retval = atan2 (args(0).scalar_value (), args(1).scalar_value ());
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	252 else if ((a0_scalar \|\| args(0).is_sparse_type ())
10435 6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	253 && (a1_scalar \|\| args(1).is_sparse_type ()))
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	254 {
10435 6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	255 SparseMatrix m0 = args(0).sparse_matrix_value ();
6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	256 SparseMatrix m1 = args(1).sparse_matrix_value ();
6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	257 retval = binmap<double> (m0, m1, ::atan2, "atan2");
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	258 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	259 else
10435 6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	260 {
6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	261 NDArray a0 = args(0).array_value ();
6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	262 NDArray a1 = args(1).array_value ();
6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	263 retval = binmap<double> (a0, a1, ::atan2, "atan2");
6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	264 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	265 }
649 1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	266 }
712 36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe] jwe parents: 649 diff changeset	267 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	268 print_usage ();
649 1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	269
1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	270 return retval;
1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	271 }
1a674dba2e9e [project @ 1994-08-24 15:47:23 by jwe] jwe parents: 648 diff changeset	272
7506 798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	273 /*
7741 72c0489653ac fix tests John W. Eaton <jwe@octave.org> parents: 7740 diff changeset	274 %!assert (size (atan2 (zeros (0, 2), zeros (0, 2))), [0, 2])
72c0489653ac fix tests John W. Eaton <jwe@octave.org> parents: 7740 diff changeset	275 %!assert (size (atan2 (rand (2, 3, 4), zeros (2, 3, 4))), [2, 3, 4])
72c0489653ac fix tests John W. Eaton <jwe@octave.org> parents: 7740 diff changeset	276 %!assert (size (atan2 (rand (2, 3, 4), 1)), [2, 3, 4])
72c0489653ac fix tests John W. Eaton <jwe@octave.org> parents: 7740 diff changeset	277 %!assert (size (atan2 (1, rand (2, 3, 4))), [2, 3, 4])
72c0489653ac fix tests John W. Eaton <jwe@octave.org> parents: 7740 diff changeset	278 %!assert (size (atan2 (1, 2)), [1, 1])
7815 a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	279
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	280 %!test
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	281 %! rt2 = sqrt (2);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	282 %! rt3 = sqrt (3);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	283 %! v = [0, pi/6, pi/4, pi/3, -pi/3, -pi/4, -pi/6, 0];
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	284 %! y = [0, rt3, 1, rt3, -rt3, -1, -rt3, 0];
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	285 %! x = [1, 3, 1, 1, 1, 1, 3, 1];
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	286 %! assert(atan2 (y, x), v, sqrt (eps));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	287
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	288 %!test
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	289 %! rt2 = sqrt (2);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	290 %! rt3 = sqrt (3);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	291 %! v = single([0, pi/6, pi/4, pi/3, -pi/3, -pi/4, -pi/6, 0]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	292 %! y = single([0, rt3, 1, rt3, -rt3, -1, -rt3, 0]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	293 %! x = single([1, 3, 1, 1, 1, 1, 3, 1]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	294 %! assert(atan2 (y, x), v, sqrt (eps('single')));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	295
13915 5fa482628bf6 Remove unnecessary regular expression '.' from ends of %!error blocks Rik <octave@nomad.inbox5.com>* parents: 13780 diff changeset	296 %!error <Invalid call to atan2> atan2 ();
5fa482628bf6 Remove unnecessary regular expression '.' from ends of %!error blocks Rik <octave@nomad.inbox5.com>* parents: 13780 diff changeset	297 %!error <Invalid call to atan2> atan2 (1, 2, 3);
7815 a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	298
7506 798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	299 */
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	300
7815 a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	301
10538 26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	302 static octave_value
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	303 do_hypot (const octave_value& x, const octave_value& y)
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	304 {
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	305 octave_value retval;
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	306
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	307 octave_value arg0 = x, arg1 = y;
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	308 if (! arg0.is_numeric_type ())
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	309 gripe_wrong_type_arg ("hypot", arg0);
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	310 else if (! arg1.is_numeric_type ())
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	311 gripe_wrong_type_arg ("hypot", arg1);
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	312 else
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	313 {
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	314 if (arg0.is_complex_type ())
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	315 arg0 = arg0.abs ();
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	316 if (arg1.is_complex_type ())
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	317 arg1 = arg1.abs ();
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	318
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	319 if (arg0.is_single_type () \|\| arg1.is_single_type ())
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	320 {
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	321 if (arg0.is_scalar_type () && arg1.is_scalar_type ())
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	322 retval = hypotf (arg0.float_value (), arg1.float_value ());
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	323 else
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	324 {
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	325 FloatNDArray a0 = arg0.float_array_value ();
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	326 FloatNDArray a1 = arg1.float_array_value ();
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	327 retval = binmap<float> (a0, a1, ::hypotf, "hypot");
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	328 }
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	329 }
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	330 else
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	331 {
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	332 bool a0_scalar = arg0.is_scalar_type ();
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	333 bool a1_scalar = arg1.is_scalar_type ();
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	334 if (a0_scalar && a1_scalar)
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	335 retval = hypot (arg0.scalar_value (), arg1.scalar_value ());
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	336 else if ((a0_scalar \|\| arg0.is_sparse_type ())
10538 26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	337 && (a1_scalar \|\| arg1.is_sparse_type ()))
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	338 {
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	339 SparseMatrix m0 = arg0.sparse_matrix_value ();
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	340 SparseMatrix m1 = arg1.sparse_matrix_value ();
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	341 retval = binmap<double> (m0, m1, ::hypot, "hypot");
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	342 }
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	343 else
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	344 {
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	345 NDArray a0 = arg0.array_value ();
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	346 NDArray a1 = arg1.array_value ();
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	347 retval = binmap<double> (a0, a1, ::hypot, "hypot");
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	348 }
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	349 }
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	350 }
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	351
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	352 return retval;
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	353 }
7815 a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	354
7631 b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	355 DEFUN (hypot, args, ,
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	356 "-- texinfo --\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10801 diff changeset	357 @deftypefn {Built-in Function} {} hypot (@var{x}, @var{y})\n\
10711 fbd7843974fa Periodic grammar check of documentation files to ensure common format. Rik <octave@nomad.inbox5.com> parents: 10707 diff changeset	358 @deftypefnx {Built-in Function} {} hypot (@var{x}, @var{y}, @var{z}, @dots{})\n\
9165 8c71a86c4bf4 Update section 17.5 (Utility Functions) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9163 diff changeset	359 Compute the element-by-element square root of the sum of the squares of\n\
8c71a86c4bf4 Update section 17.5 (Utility Functions) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9163 diff changeset	360 @var{x} and @var{y}. This is equivalent to\n\
8c71a86c4bf4 Update section 17.5 (Utility Functions) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9163 diff changeset	361 @code{sqrt (@var{x}.^2 + @var{y}.^2)}, but calculated in a manner that\n\
8c71a86c4bf4 Update section 17.5 (Utility Functions) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9163 diff changeset	362 avoids overflows for large values of @var{x} or @var{y}.\n\
10538 26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	363 @code{hypot} can also be called with more than 2 arguments; in this case,\n\
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	364 the arguments are accumulated from left to right:\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10801 diff changeset	365 \n\
10538 26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	366 @example\n\
10711 fbd7843974fa Periodic grammar check of documentation files to ensure common format. Rik <octave@nomad.inbox5.com> parents: 10707 diff changeset	367 @group\n\
10538 26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	368 hypot (hypot (@var{x}, @var{y}), @var{z})\n\
10711 fbd7843974fa Periodic grammar check of documentation files to ensure common format. Rik <octave@nomad.inbox5.com> parents: 10707 diff changeset	369 hypot (hypot (hypot (@var{x}, @var{y}), @var{z}), @var{w}), etc.\n\
fbd7843974fa Periodic grammar check of documentation files to ensure common format. Rik <octave@nomad.inbox5.com> parents: 10707 diff changeset	370 @end group\n\
10538 26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	371 @end example\n\
7631 b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	372 @end deftypefn")
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	373 {
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	374 octave_value retval;
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	375
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	376 int nargin = args.length ();
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	377
10435 6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	378 if (nargin == 2)
7631 b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	379 {
10538 26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	380 retval = do_hypot (args(0), args(1));
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	381 }
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	382 else if (nargin >= 3)
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	383 {
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	384 retval = args(0);
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	385 for (int i = 1; i < nargin && ! error_state; i++)
26673015caec extend hypot to accept >2 args Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	386 retval = do_hypot (retval, args(i));
7631 b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	387 }
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	388 else
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	389 print_usage ();
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	390
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	391 return retval;
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	392 }
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	393
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	394 /*
7741 72c0489653ac fix tests John W. Eaton <jwe@octave.org> parents: 7740 diff changeset	395 %!assert (size (hypot (zeros (0, 2), zeros (0, 2))), [0, 2])
72c0489653ac fix tests John W. Eaton <jwe@octave.org> parents: 7740 diff changeset	396 %!assert (size (hypot (rand (2, 3, 4), zeros (2, 3, 4))), [2, 3, 4])
72c0489653ac fix tests John W. Eaton <jwe@octave.org> parents: 7740 diff changeset	397 %!assert (size (hypot (rand (2, 3, 4), 1)), [2, 3, 4])
72c0489653ac fix tests John W. Eaton <jwe@octave.org> parents: 7740 diff changeset	398 %!assert (size (hypot (1, rand (2, 3, 4))), [2, 3, 4])
72c0489653ac fix tests John W. Eaton <jwe@octave.org> parents: 7740 diff changeset	399 %!assert (size (hypot (1, 2)), [1, 1])
72c0489653ac fix tests John W. Eaton <jwe@octave.org> parents: 7740 diff changeset	400 %!assert (hypot (1:10, 1:10), sqrt(2) * [1:10], 16*eps)
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	401 %!assert (hypot (single(1:10), single(1:10)), single(sqrt(2) * [1:10]));
7631 b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	402 */
b2a5cda5c549 Add the hypot function David Bateman <dbateman@free.fr> parents: 7623 diff changeset	403
9813 8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	404 template<typename T, typename ET>
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	405 void
9813 8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	406 map_2_xlog2 (const Array<T>& x, Array<T>& f, Array<ET>& e)
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	407 {
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	408 f = Array<T>(x.dims ());
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	409 e = Array<ET>(x.dims ());
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	410 for (octave_idx_type i = 0; i < x.numel (); i++)
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	411 {
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	412 int exp;
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	413 f.xelem (i) = xlog2 (x(i), exp);
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	414 e.xelem (i) = exp;
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	415 }
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	416 }
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	417
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	418 DEFUN (log2, args, nargout,
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	419 "-- texinfo --\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10801 diff changeset	420 @deftypefn {Mapping Function} {} log2 (@var{x})\n\
9813 8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	421 @deftypefnx {Mapping Function} {[@var{f}, @var{e}] =} log2 (@var{x})\n\
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	422 Compute the base-2 logarithm of each element of @var{x}.\n\
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	423 \n\
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	424 If called with two output arguments, split @var{x} into\n\
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	425 binary mantissa and exponent so that\n\
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	426 @tex\n\
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	427 ${1 \\over 2} \\le \\left\| f \\right\| < 1$\n\
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	428 @end tex\n\
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	429 @ifnottex\n\
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	430 @code{1/2 <= abs(f) < 1}\n\
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	431 @end ifnottex\n\
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	432 and @var{e} is an integer. If\n\
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	433 @tex\n\
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	434 $x = 0$, $f = e = 0$.\n\
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	435 @end tex\n\
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	436 @ifnottex\n\
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	437 @code{x = 0}, @code{f = e = 0}.\n\
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	438 @end ifnottex\n\
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	439 @seealso{pow2, log, log10, exp}\n\
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	440 @end deftypefn")
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	441 {
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	442 octave_value_list retval;
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	443
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	444 if (args.length () == 1)
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	445 {
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	446 if (nargout < 2)
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	447 retval(0) = args(0).log2 ();
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	448 else if (args(0).is_single_type ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	449 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	450 if (args(0).is_real_type ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	451 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	452 FloatNDArray f;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	453 FloatNDArray x = args(0).float_array_value ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	454 // FIXME -- should E be an int value?
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	455 FloatMatrix e;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	456 map_2_xlog2 (x, f, e);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	457 retval (1) = e;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	458 retval (0) = f;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	459 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	460 else if (args(0).is_complex_type ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	461 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	462 FloatComplexNDArray f;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	463 FloatComplexNDArray x = args(0).float_complex_array_value ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	464 // FIXME -- should E be an int value?
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	465 FloatNDArray e;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	466 map_2_xlog2 (x, f, e);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	467 retval (1) = e;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	468 retval (0) = f;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	469 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	470 }
9813 8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	471 else if (args(0).is_real_type ())
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	472 {
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	473 NDArray f;
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	474 NDArray x = args(0).array_value ();
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	475 // FIXME -- should E be an int value?
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	476 Matrix e;
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	477 map_2_xlog2 (x, f, e);
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	478 retval (1) = e;
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	479 retval (0) = f;
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	480 }
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	481 else if (args(0).is_complex_type ())
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	482 {
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	483 ComplexNDArray f;
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	484 ComplexNDArray x = args(0).complex_array_value ();
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	485 // FIXME -- should E be an int value?
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	486 NDArray e;
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	487 map_2_xlog2 (x, f, e);
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	488 retval (1) = e;
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	489 retval (0) = f;
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	490 }
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	491 else
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	492 gripe_wrong_type_arg ("log2", args(0));
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	493 }
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	494 else
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	495 print_usage ();
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	496
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	497 return retval;
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	498 }
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	499
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	500 /*
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	501 %!assert(log2 ([1/4, 1/2, 1, 2, 4]), [-2, -1, 0, 1, 2]);
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	502 %!assert(log2(Inf), Inf);
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	503 %!assert(isnan(log2(NaN)));
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	504 %!assert(log2(4i), 2 + log2(1i));
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	505 %!assert(log2(complex(0,Inf)), Inf + log2(i));
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	506
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	507 %!test
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	508 %! [f, e] = log2 ([0,-1; 2,-4; Inf,-Inf]);
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	509 %! assert (f, [0,-0.5; 0.5,-0.5; Inf,-Inf]);
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	510 %! assert (e(1:2,:), [0,1;2,3])
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	511
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	512 %!test
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	513 %! [f, e] = log2 (complex (zeros (3, 2), [0,-1; 2,-4; Inf,-Inf]));
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	514 %! assert (f, complex (zeros (3, 2), [0,-0.5; 0.5,-0.5; Inf,-Inf]));
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	515 %! assert (e(1:2,:), [0,1; 2,3]);
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	516 */
8fa32b527d9a improve & partially revert previous change Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	517
10436 00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	518 DEFUN (rem, args, ,
4311 a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	519 "-- texinfo --\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10801 diff changeset	520 @deftypefn {Mapping Function} {} rem (@var{x}, @var{y})\n\
10436 00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	521 @deftypefnx {Mapping Function} {} fmod (@var{x}, @var{y})\n\
12642 f96b9b9f141b doc: Periodic grammarcheck and spellcheck of documentation. Rik <octave@nomad.inbox5.com> parents: 12639 diff changeset	522 Return the remainder of the division @code{@var{x} / @var{y}}, computed\n\
10436 00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	523 using the expression\n\
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	524 \n\
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	525 @example\n\
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	526 x - y .* fix (x ./ y)\n\
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	527 @end example\n\
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	528 \n\
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	529 An error message is printed if the dimensions of the arguments do not\n\
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	530 agree, or if either of the arguments is complex.\n\
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	531 @seealso{mod}\n\
4311 a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	532 @end deftypefn")
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	533 {
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	534 octave_value retval;
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	535
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	536 int nargin = args.length ();
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	537
10435 6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	538 if (nargin == 2)
4311 a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	539 {
10435 6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	540 if (! args(0).is_numeric_type ())
10436 00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	541 gripe_wrong_type_arg ("rem", args(0));
10435 6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	542 else if (! args(1).is_numeric_type ())
10436 00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	543 gripe_wrong_type_arg ("rem", args(1));
10435 6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	544 else if (args(0).is_complex_type () \|\| args(1).is_complex_type ())
10436 00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	545 error ("rem: not defined for complex numbers");
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	546 else if (args(0).is_integer_type () \|\| args(1).is_integer_type ())
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	547 {
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	548 builtin_type_t btyp0 = args(0).builtin_type ();
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	549 builtin_type_t btyp1 = args(1).builtin_type ();
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	550 if (btyp0 == btyp_double \|\| btyp0 == btyp_float)
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	551 btyp0 = btyp1;
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	552 if (btyp1 == btyp_double \|\| btyp1 == btyp_float)
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	553 btyp1 = btyp0;
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	554
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	555 if (btyp0 == btyp1)
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	556 {
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	557 switch (btyp0)
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	558 {
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	559 #define MAKE_INT_BRANCH(X) \
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	560 case btyp_ ## X: \
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	561 { \
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	562 X##NDArray a0 = args(0).X##_array_value (); \
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	563 X##NDArray a1 = args(1).X##_array_value (); \
10682 7b4ffe27bbb4 Specify template arguments explicitely [MSVC]. Michael Goffioul <michael.goffioul@gmail.com> parents: 10538 diff changeset	564 retval = binmap<octave_##X,octave_##X,octave_##X> (a0, a1, rem, "rem"); \
10436 00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	565 } \
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	566 break
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	567 MAKE_INT_BRANCH (int8);
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	568 MAKE_INT_BRANCH (int16);
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	569 MAKE_INT_BRANCH (int32);
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	570 MAKE_INT_BRANCH (int64);
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	571 MAKE_INT_BRANCH (uint8);
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	572 MAKE_INT_BRANCH (uint16);
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	573 MAKE_INT_BRANCH (uint32);
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	574 MAKE_INT_BRANCH (uint64);
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	575 #undef MAKE_INT_BRANCH
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	576 default:
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	577 panic_impossible ();
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	578 }
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	579 }
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	580 else
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	581 error ("rem: cannot combine %s and %d",
10436 00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	582 args(0).class_name ().c_str (), args(1).class_name ().c_str ());
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	583 }
10435 6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	584 else if (args(0).is_single_type () \|\| args(1).is_single_type ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	585 {
10435 6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	586 if (args(0).is_scalar_type () && args(1).is_scalar_type ())
11209 94d9d412a2a0 improve Matlab compatibility of rem and mod John W. Eaton <jwe@octave.org> parents: 10983 diff changeset	587 retval = xrem (args(0).float_value (), args(1).float_value ());
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	588 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	589 {
10435 6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	590 FloatNDArray a0 = args(0).float_array_value ();
6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	591 FloatNDArray a1 = args(1).float_array_value ();
13731 3b52038e6e6c Help dumb compilers to resolve template parameters. Michael Goffioul <michael.goffioul@gmail.com> parents: 13294 diff changeset	592 retval = binmap<float> (a0, a1, xrem<float>, "rem");
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	593 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	594 }
10435 6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	595 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	596 {
10435 6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	597 bool a0_scalar = args(0).is_scalar_type ();
6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	598 bool a1_scalar = args(1).is_scalar_type ();
6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	599 if (a0_scalar && a1_scalar)
11209 94d9d412a2a0 improve Matlab compatibility of rem and mod John W. Eaton <jwe@octave.org> parents: 10983 diff changeset	600 retval = xrem (args(0).scalar_value (), args(1).scalar_value ());
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	601 else if ((a0_scalar \|\| args(0).is_sparse_type ())
10435 6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	602 && (a1_scalar \|\| args(1).is_sparse_type ()))
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	603 {
10435 6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	604 SparseMatrix m0 = args(0).sparse_matrix_value ();
6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	605 SparseMatrix m1 = args(1).sparse_matrix_value ();
13731 3b52038e6e6c Help dumb compilers to resolve template parameters. Michael Goffioul <michael.goffioul@gmail.com> parents: 13294 diff changeset	606 retval = binmap<double> (m0, m1, xrem<double>, "rem");
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	607 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	608 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	609 {
10435 6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	610 NDArray a0 = args(0).array_value ();
6a271334750c implement general binary mapping facility Jaroslav Hajek <highegg@gmail.com> parents: 10405 diff changeset	611 NDArray a1 = args(1).array_value ();
13731 3b52038e6e6c Help dumb compilers to resolve template parameters. Michael Goffioul <michael.goffioul@gmail.com> parents: 13294 diff changeset	612 retval = binmap<double> (a0, a1, xrem<double>, "rem");
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	613 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	614 }
4311 a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	615 }
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	616 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	617 print_usage ();
4311 a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	618
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	619 return retval;
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	620 }
a9e0bff33b02 [project @ 2003-01-30 04:11:58 by jwe] jwe parents: 4303 diff changeset	621
7506 798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	622 /*
10436 00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	623
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	624 %!assert(rem ([1, 2, 3; -1, -2, -3], 2), [1, 0, 1; -1, 0, -1]);
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	625 %!assert(rem ([1, 2, 3; -1, -2, -3], 2 * ones (2, 3)),[1, 0, 1; -1, 0, -1]);
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	626 %!error rem ();
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	627 %!error rem (1, 2, 3);
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	628 %!error rem ([1, 2], [3, 4, 5]);
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	629 %!error rem (i, 1);
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	630 %!assert(rem (uint8([1, 2, 3; -1, -2, -3]), uint8 (2)), uint8([1, 0, 1; -1, 0, -1]));
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	631 %!assert(uint8(rem ([1, 2, 3; -1, -2, -3], 2 * ones (2, 3))),uint8([1, 0, 1; -1, 0, -1]));
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	632 %!error rem (uint(8),int8(5));
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	633 %!error rem (uint8([1, 2]), uint8([3, 4, 5]));
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	634
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	635 */
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	636
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	637 /*
7741 72c0489653ac fix tests John W. Eaton <jwe@octave.org> parents: 7740 diff changeset	638 %!assert (size (fmod (zeros (0, 2), zeros (0, 2))), [0, 2])
72c0489653ac fix tests John W. Eaton <jwe@octave.org> parents: 7740 diff changeset	639 %!assert (size (fmod (rand (2, 3, 4), zeros (2, 3, 4))), [2, 3, 4])
7743 fbe27e477578 more tests fixed John W. Eaton <jwe@octave.org> parents: 7741 diff changeset	640 %!assert (size (fmod (rand (2, 3, 4), 1)), [2, 3, 4])
fbe27e477578 more tests fixed John W. Eaton <jwe@octave.org> parents: 7741 diff changeset	641 %!assert (size (fmod (1, rand (2, 3, 4))), [2, 3, 4])
fbe27e477578 more tests fixed John W. Eaton <jwe@octave.org> parents: 7741 diff changeset	642 %!assert (size (fmod (1, 2)), [1, 1])
7506 798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	643 */
798b0a00e80c atan2, fmod: accept N-d arrays John W. Eaton <jwe@octave.org> parents: 7505 diff changeset	644
10436 00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	645 DEFALIAS (fmod, rem)
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	646
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	647 DEFUN (mod, args, ,
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	648 "-- texinfo --\n\
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	649 @deftypefn {Mapping Function} {} mod (@var{x}, @var{y})\n\
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	650 Compute the modulo of @var{x} and @var{y}. Conceptually this is given by\n\
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	651 \n\
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	652 @example\n\
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	653 x - y .* floor (x ./ y)\n\
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	654 @end example\n\
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	655 \n\
10846 a4f482e66b65 Grammarcheck more of the documentation. Rik <octave@nomad.inbox5.com> parents: 10840 diff changeset	656 @noindent\n\
10436 00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	657 and is written such that the correct modulus is returned for\n\
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	658 integer types. This function handles negative values correctly. That\n\
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	659 is, @code{mod (-1, 3)} is 2, not -1, as @code{rem (-1, 3)} returns.\n\
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	660 @code{mod (@var{x}, 0)} returns @var{x}.\n\
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	661 \n\
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	662 An error results if the dimensions of the arguments do not agree, or if\n\
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	663 either of the arguments is complex.\n\
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	664 @seealso{rem}\n\
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	665 @end deftypefn")
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	666 {
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	667 octave_value retval;
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	668
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	669 int nargin = args.length ();
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	670
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	671 if (nargin == 2)
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	672 {
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	673 if (! args(0).is_numeric_type ())
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	674 gripe_wrong_type_arg ("mod", args(0));
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	675 else if (! args(1).is_numeric_type ())
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	676 gripe_wrong_type_arg ("mod", args(1));
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	677 else if (args(0).is_complex_type () \|\| args(1).is_complex_type ())
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	678 error ("mod: not defined for complex numbers");
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	679 else if (args(0).is_integer_type () \|\| args(1).is_integer_type ())
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	680 {
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	681 builtin_type_t btyp0 = args(0).builtin_type ();
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	682 builtin_type_t btyp1 = args(1).builtin_type ();
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	683 if (btyp0 == btyp_double \|\| btyp0 == btyp_float)
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	684 btyp0 = btyp1;
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	685 if (btyp1 == btyp_double \|\| btyp1 == btyp_float)
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	686 btyp1 = btyp0;
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	687
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	688 if (btyp0 == btyp1)
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	689 {
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	690 switch (btyp0)
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	691 {
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	692 #define MAKE_INT_BRANCH(X) \
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	693 case btyp_ ## X: \
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	694 { \
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	695 X##NDArray a0 = args(0).X##_array_value (); \
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	696 X##NDArray a1 = args(1).X##_array_value (); \
10682 7b4ffe27bbb4 Specify template arguments explicitely [MSVC]. Michael Goffioul <michael.goffioul@gmail.com> parents: 10538 diff changeset	697 retval = binmap<octave_##X,octave_##X,octave_##X> (a0, a1, mod, "mod"); \
10436 00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	698 } \
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	699 break
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	700 MAKE_INT_BRANCH (int8);
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	701 MAKE_INT_BRANCH (int16);
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	702 MAKE_INT_BRANCH (int32);
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	703 MAKE_INT_BRANCH (int64);
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	704 MAKE_INT_BRANCH (uint8);
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	705 MAKE_INT_BRANCH (uint16);
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	706 MAKE_INT_BRANCH (uint32);
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	707 MAKE_INT_BRANCH (uint64);
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	708 #undef MAKE_INT_BRANCH
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	709 default:
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	710 panic_impossible ();
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	711 }
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	712 }
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	713 else
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	714 error ("mod: cannot combine %s and %d",
10436 00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	715 args(0).class_name ().c_str (), args(1).class_name ().c_str ());
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	716 }
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	717 else if (args(0).is_single_type () \|\| args(1).is_single_type ())
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	718 {
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	719 if (args(0).is_scalar_type () && args(1).is_scalar_type ())
11209 94d9d412a2a0 improve Matlab compatibility of rem and mod John W. Eaton <jwe@octave.org> parents: 10983 diff changeset	720 retval = xmod (args(0).float_value (), args(1).float_value ());
10436 00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	721 else
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	722 {
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	723 FloatNDArray a0 = args(0).float_array_value ();
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	724 FloatNDArray a1 = args(1).float_array_value ();
13731 3b52038e6e6c Help dumb compilers to resolve template parameters. Michael Goffioul <michael.goffioul@gmail.com> parents: 13294 diff changeset	725 retval = binmap<float> (a0, a1, xmod<float>, "mod");
10436 00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	726 }
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	727 }
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	728 else
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	729 {
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	730 bool a0_scalar = args(0).is_scalar_type ();
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	731 bool a1_scalar = args(1).is_scalar_type ();
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	732 if (a0_scalar && a1_scalar)
11209 94d9d412a2a0 improve Matlab compatibility of rem and mod John W. Eaton <jwe@octave.org> parents: 10983 diff changeset	733 retval = xmod (args(0).scalar_value (), args(1).scalar_value ());
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	734 else if ((a0_scalar \|\| args(0).is_sparse_type ())
10436 00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	735 && (a1_scalar \|\| args(1).is_sparse_type ()))
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	736 {
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	737 SparseMatrix m0 = args(0).sparse_matrix_value ();
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	738 SparseMatrix m1 = args(1).sparse_matrix_value ();
13731 3b52038e6e6c Help dumb compilers to resolve template parameters. Michael Goffioul <michael.goffioul@gmail.com> parents: 13294 diff changeset	739 retval = binmap<double> (m0, m1, xmod<double>, "mod");
10436 00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	740 }
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	741 else
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	742 {
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	743 NDArray a0 = args(0).array_value ();
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	744 NDArray a1 = args(1).array_value ();
13731 3b52038e6e6c Help dumb compilers to resolve template parameters. Michael Goffioul <michael.goffioul@gmail.com> parents: 13294 diff changeset	745 retval = binmap<double> (a0, a1, xmod<double>, "mod");
10436 00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	746 }
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	747 }
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	748 }
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	749 else
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	750 print_usage ();
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	751
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	752 return retval;
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	753 }
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	754
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	755 /*
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	756 ## empty input test
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	757 %!assert (isempty(mod([], [])));
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	758
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	759 ## x mod y, y != 0 tests
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	760 %!assert (mod(5, 3), 2);
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	761 %!assert (mod(-5, 3), 1);
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	762 %!assert (mod(0, 3), 0);
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	763 %!assert (mod([-5, 5, 0], [3, 3, 3]), [1, 2, 0]);
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	764 %!assert (mod([-5; 5; 0], [3; 3; 3]), [1; 2; 0]);
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	765 %!assert (mod([-5, 5; 0, 3], [3, 3 ; 3, 1]), [1, 2 ; 0, 0]);
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	766
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	767 ## x mod 0 tests
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	768 %!assert (mod(5, 0), 5);
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	769 %!assert (mod(-5, 0), -5);
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	770 %!assert (mod([-5, 5, 0], [3, 0, 3]), [1, 5, 0]);
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	771 %!assert (mod([-5; 5; 0], [3; 0; 3]), [1; 5; 0]);
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	772 %!assert (mod([-5, 5; 0, 3], [3, 0 ; 3, 1]), [1, 5 ; 0, 0]);
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	773 %!assert (mod([-5, 5; 0, 3], [0, 0 ; 0, 0]), [-5, 5; 0, 3]);
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	774
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	775 ## mixed scalar/matrix tests
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	776 %!assert (mod([-5, 5; 0, 3], 0), [-5, 5; 0, 3]);
10436 00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	777 %!assert (mod([-5, 5; 0, 3], 3), [1, 2; 0, 0]);
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	778 %!assert (mod(-5,[0,0; 0,0]), [-5, -5; -5, -5]);
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	779 %!assert (mod(-5,[3,0; 3,1]), [1, -5; 1, 0]);
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	780 %!assert (mod(-5,[3,2; 3,1]), [1, 1; 1, 0]);
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	781
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	782 ## integer types
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	783 %!assert (mod(uint8(5),uint8(4)),uint8(1))
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	784 %!assert (mod(uint8([1:5]),uint8(4)),uint8([1,2,3,0,1]))
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	785 %!assert (mod(uint8([1:5]),uint8(0)),uint8([1:5]))
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	786 %!error (mod(uint8(5),int8(4)))
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	787
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	788 ## mixed integer/real types
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	789 %!assert (mod(uint8(5),4),uint8(1))
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	790 %!assert (mod(5,uint8(4)),uint8(1))
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	791 %!assert (mod(uint8([1:5]),4),uint8([1,2,3,0,1]))
11357 903c1a3df301 Add additional tests for mod with non-integer real values. Rik <octave@nomad.inbox5.com> parents: 11242 diff changeset	792
903c1a3df301 Add additional tests for mod with non-integer real values. Rik <octave@nomad.inbox5.com> parents: 11242 diff changeset	793 ## non-integer real numbers
903c1a3df301 Add additional tests for mod with non-integer real values. Rik <octave@nomad.inbox5.com> parents: 11242 diff changeset	794 %!assert (mod (2.1, 0.1), 0)
903c1a3df301 Add additional tests for mod with non-integer real values. Rik <octave@nomad.inbox5.com> parents: 11242 diff changeset	795 %!assert (mod (2.1, 0.2), 0.1, eps)
10436 00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	796 */
00219bdd2d17 implement built-in rem and mod Jaroslav Hajek <highegg@gmail.com> parents: 10435 diff changeset	797
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	798 // FIXME Need to convert the reduction functions of this file for single precision
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	799
7112 f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	800 #define NATIVE_REDUCTION_1(FCN, TYPE, DIM) \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	801 (arg.is_ ## TYPE ## _type ()) \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	802 { \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	803 TYPE ## NDArray tmp = arg. TYPE ##_array_value (); \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	804 \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	805 if (! error_state) \
8780 ea76466605ba support native cumsum, gripe on overflow in sum/cumsum Jaroslav Hajek <highegg@gmail.com> parents: 8756 diff changeset	806 { \
ea76466605ba support native cumsum, gripe on overflow in sum/cumsum Jaroslav Hajek <highegg@gmail.com> parents: 8756 diff changeset	807 retval = tmp.FCN (DIM); \
ea76466605ba support native cumsum, gripe on overflow in sum/cumsum Jaroslav Hajek <highegg@gmail.com> parents: 8756 diff changeset	808 } \
7112 f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	809 }
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	810
8780 ea76466605ba support native cumsum, gripe on overflow in sum/cumsum Jaroslav Hajek <highegg@gmail.com> parents: 8756 diff changeset	811 #define NATIVE_REDUCTION(FCN, BOOL_FCN) \
7112 f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	812 \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	813 octave_value retval; \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	814 \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	815 int nargin = args.length (); \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	816 \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	817 bool isnative = false; \
7815 a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	818 bool isdouble = false; \
7112 f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	819 \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	820 if (nargin > 1 && args(nargin - 1).is_string ()) \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	821 { \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	822 std::string str = args(nargin - 1).string_value (); \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	823 \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	824 if (! error_state) \
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	825 { \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	826 if (str == "native") \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	827 isnative = true; \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	828 else if (str == "double") \
7815 a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	829 isdouble = true; \
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	830 else \
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	831 error ("sum: unrecognized string argument"); \
7112 f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	832 nargin --; \
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	833 } \
7112 f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	834 } \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	835 \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	836 if (nargin == 1 \|\| nargin == 2) \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	837 { \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	838 octave_value arg = args(0); \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	839 \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	840 int dim = (nargin == 1 ? -1 : args(1).int_value (true) - 1); \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	841 \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	842 if (! error_state) \
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	843 { \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	844 if (dim >= -1) \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	845 { \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	846 if (arg.is_sparse_type ()) \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	847 { \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	848 if (arg.is_real_type ()) \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	849 { \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	850 SparseMatrix tmp = arg.sparse_matrix_value (); \
7515 f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	851 \
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	852 if (! error_state) \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	853 retval = tmp.FCN (dim); \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	854 } \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	855 else \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	856 { \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	857 SparseComplexMatrix tmp = arg.sparse_complex_matrix_value (); \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	858 \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	859 if (! error_state) \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	860 retval = tmp.FCN (dim); \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	861 } \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	862 } \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	863 else \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	864 { \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	865 if (isnative) \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	866 { \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	867 if NATIVE_REDUCTION_1 (FCN, uint8, dim) \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	868 else if NATIVE_REDUCTION_1 (FCN, uint16, dim) \
7515 f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	869 else if NATIVE_REDUCTION_1 (FCN, uint32, dim) \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	870 else if NATIVE_REDUCTION_1 (FCN, uint64, dim) \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	871 else if NATIVE_REDUCTION_1 (FCN, int8, dim) \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	872 else if NATIVE_REDUCTION_1 (FCN, int16, dim) \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	873 else if NATIVE_REDUCTION_1 (FCN, int32, dim) \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	874 else if NATIVE_REDUCTION_1 (FCN, int64, dim) \
8756 d0755c9db5ed implement fast logical sum (counting) Jaroslav Hajek <highegg@gmail.com> parents: 8734 diff changeset	875 else if (arg.is_bool_type ()) \
d0755c9db5ed implement fast logical sum (counting) Jaroslav Hajek <highegg@gmail.com> parents: 8734 diff changeset	876 { \
8780 ea76466605ba support native cumsum, gripe on overflow in sum/cumsum Jaroslav Hajek <highegg@gmail.com> parents: 8756 diff changeset	877 boolNDArray tmp = arg.bool_array_value (); \
8756 d0755c9db5ed implement fast logical sum (counting) Jaroslav Hajek <highegg@gmail.com> parents: 8734 diff changeset	878 if (! error_state) \
8780 ea76466605ba support native cumsum, gripe on overflow in sum/cumsum Jaroslav Hajek <highegg@gmail.com> parents: 8756 diff changeset	879 retval = boolNDArray (tmp.BOOL_FCN (dim)); \
8756 d0755c9db5ed implement fast logical sum (counting) Jaroslav Hajek <highegg@gmail.com> parents: 8734 diff changeset	880 } \
7515 f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	881 else if (arg.is_char_matrix ()) \
f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	882 { \
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	883 error (#FCN, ": invalid char type"); \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	884 } \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	885 else if (!isdouble && arg.is_single_type ()) \
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	886 { \
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	887 if (arg.is_complex_type ()) \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	888 { \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	889 FloatComplexNDArray tmp = \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	890 arg.float_complex_array_value (); \
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	891 \
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	892 if (! error_state) \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	893 retval = tmp.FCN (dim); \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	894 } \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	895 else if (arg.is_real_type ()) \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	896 { \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	897 FloatNDArray tmp = arg.float_array_value (); \
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	898 \
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	899 if (! error_state) \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	900 retval = tmp.FCN (dim); \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	901 } \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	902 } \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	903 else if (arg.is_complex_type ()) \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	904 { \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	905 ComplexNDArray tmp = arg.complex_array_value (); \
7515 f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	906 \
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	907 if (! error_state) \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	908 retval = tmp.FCN (dim); \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	909 } \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	910 else if (arg.is_real_type ()) \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	911 { \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	912 NDArray tmp = arg.array_value (); \
7515 f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	913 \
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	914 if (! error_state) \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	915 retval = tmp.FCN (dim); \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	916 } \
7515 f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	917 else \
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	918 { \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	919 gripe_wrong_type_arg (#FCN, arg); \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	920 return retval; \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	921 } \
7112 f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	922 } \
8756 d0755c9db5ed implement fast logical sum (counting) Jaroslav Hajek <highegg@gmail.com> parents: 8734 diff changeset	923 else if (arg.is_bool_type ()) \
d0755c9db5ed implement fast logical sum (counting) Jaroslav Hajek <highegg@gmail.com> parents: 8734 diff changeset	924 { \
d0755c9db5ed implement fast logical sum (counting) Jaroslav Hajek <highegg@gmail.com> parents: 8734 diff changeset	925 boolNDArray tmp = arg.bool_array_value (); \
d0755c9db5ed implement fast logical sum (counting) Jaroslav Hajek <highegg@gmail.com> parents: 8734 diff changeset	926 if (! error_state) \
d0755c9db5ed implement fast logical sum (counting) Jaroslav Hajek <highegg@gmail.com> parents: 8734 diff changeset	927 retval = tmp.FCN (dim); \
d0755c9db5ed implement fast logical sum (counting) Jaroslav Hajek <highegg@gmail.com> parents: 8734 diff changeset	928 } \
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	929 else if (!isdouble && arg.is_single_type ()) \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	930 { \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	931 if (arg.is_real_type ()) \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	932 { \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	933 FloatNDArray tmp = arg.float_array_value (); \
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	934 \
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	935 if (! error_state) \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	936 retval = tmp.FCN (dim); \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	937 } \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	938 else if (arg.is_complex_type ()) \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	939 { \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	940 FloatComplexNDArray tmp = \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	941 arg.float_complex_array_value (); \
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	942 \
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	943 if (! error_state) \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	944 retval = tmp.FCN (dim); \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	945 } \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	946 } \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	947 else if (arg.is_real_type ()) \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	948 { \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	949 NDArray tmp = arg.array_value (); \
7515 f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	950 \
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	951 if (! error_state) \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	952 retval = tmp.FCN (dim); \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	953 } \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	954 else if (arg.is_complex_type ()) \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	955 { \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	956 ComplexNDArray tmp = arg.complex_array_value (); \
7112 f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	957 \
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	958 if (! error_state) \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	959 retval = tmp.FCN (dim); \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	960 } \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	961 else \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	962 { \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	963 gripe_wrong_type_arg (#FCN, arg); \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	964 return retval; \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	965 } \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	966 } \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	967 } \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	968 else \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	969 error (#FCN ": invalid dimension argument = %d", dim + 1); \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	970 } \
7112 f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	971 \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	972 } \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	973 else \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	974 print_usage (); \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	975 \
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	976 return retval
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	977
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	978 #define DATA_REDUCTION(FCN) \
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	979 \
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 4176 diff changeset	980 octave_value retval; \
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	981 \
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	982 int nargin = args.length (); \
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	983 \
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	984 if (nargin == 1 \|\| nargin == 2) \
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	985 { \
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	986 octave_value arg = args(0); \
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	987 \
3864 e78705239df5 [project @ 2001-11-16 12:56:20 by jwe] jwe parents: 3797 diff changeset	988 int dim = (nargin == 1 ? -1 : args(1).int_value (true) - 1); \
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	989 \
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	990 if (! error_state) \
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	991 { \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	992 if (dim >= -1) \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	993 { \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	994 if (arg.is_real_type ()) \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	995 { \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	996 if (arg.is_sparse_type ()) \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	997 { \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	998 SparseMatrix tmp = arg.sparse_matrix_value (); \
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	999 \
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1000 if (! error_state) \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1001 retval = tmp.FCN (dim); \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1002 } \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1003 else if (arg.is_single_type ()) \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1004 { \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1005 FloatNDArray tmp = arg.float_array_value (); \
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1006 \
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1007 if (! error_state) \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1008 retval = tmp.FCN (dim); \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1009 } \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1010 else \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1011 { \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1012 NDArray tmp = arg.array_value (); \
7515 f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1013 \
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1014 if (! error_state) \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1015 retval = tmp.FCN (dim); \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1016 } \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1017 } \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1018 else if (arg.is_complex_type ()) \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1019 { \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1020 if (arg.is_sparse_type ()) \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1021 { \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1022 SparseComplexMatrix tmp = arg.sparse_complex_matrix_value (); \
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1023 \
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1024 if (! error_state) \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1025 retval = tmp.FCN (dim); \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1026 } \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1027 else if (arg.is_single_type ()) \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1028 { \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1029 FloatComplexNDArray tmp = arg.float_complex_array_value (); \
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	1030 \
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1031 if (! error_state) \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1032 retval = tmp.FCN (dim); \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1033 } \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1034 else \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1035 { \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1036 ComplexNDArray tmp = arg.complex_array_value (); \
7515 f3c00dc0912b Eliminate the rest of the dispatched sparse functions David Bateman <dbateman@free.fr> parents: 7506 diff changeset	1037 \
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1038 if (! error_state) \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1039 retval = tmp.FCN (dim); \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1040 } \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1041 } \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1042 else \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1043 { \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1044 gripe_wrong_type_arg (#FCN, arg); \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1045 return retval; \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1046 } \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1047 } \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1048 else \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1049 error (#FCN ": invalid dimension argument = %d", dim + 1); \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1050 } \
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1051 } \
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1052 else \
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	1053 print_usage (); \
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1054 \
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1055 return retval
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1056
1957 0e6a0a271998 [project @ 1996-02-15 01:08:15 by jwe] jwe parents: 1940 diff changeset	1057 DEFUN (cumprod, args, ,
3428 5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	1058 "-- texinfo --\n\
9163 9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9155 diff changeset	1059 @deftypefn {Built-in Function} {} cumprod (@var{x})\n\
9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9155 diff changeset	1060 @deftypefnx {Built-in Function} {} cumprod (@var{x}, @var{dim})\n\
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1061 Cumulative product of elements along dimension @var{dim}. If\n\
9723 f426899f4b9c fix reduction functions docstrings Jaroslav Hajek <highegg@gmail.com> parents: 9721 diff changeset	1062 @var{dim} is omitted, it defaults to the first non-singleton dimension.\n\
5061 4689ee5e88ec [project @ 2004-11-03 21:23:42 by jwe] jwe parents: 5058 diff changeset	1063 \n\
9163 9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9155 diff changeset	1064 @seealso{prod, cumsum}\n\
3428 5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	1065 @end deftypefn")
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	1066 {
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1067 DATA_REDUCTION (cumprod);
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	1068 }
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	1069
7815 a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1070 /*
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1071
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1072 %!assert (cumprod ([1, 2, 3]), [1, 2, 6]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1073 %!assert (cumprod ([-1; -2; -3]), [-1; 2; -6]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1074 %!assert (cumprod ([i, 2+i, -3+2i, 4]), [i, -1+2i, -1-8i, -4-32i]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1075 %!assert (cumprod ([1, 2, 3; i, 2i, 3i; 1+i, 2+2i, 3+3i]), [1, 2, 3; i, 4i, 9i; -1+i, -8+8i, -27+27i]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1076
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1077 %!assert (cumprod (single([1, 2, 3])), single([1, 2, 6]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1078 %!assert (cumprod (single([-1; -2; -3])), single([-1; 2; -6]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1079 %!assert (cumprod (single([i, 2+i, -3+2i, 4])), single([i, -1+2i, -1-8i, -4-32i]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1080 %!assert (cumprod (single([1, 2, 3; i, 2i, 3i; 1+i, 2+2i, 3+3i])), single([1, 2, 3; i, 4i, 9i; -1+i, -8+8i, -27+27i]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1081
13915 5fa482628bf6 Remove unnecessary regular expression '.' from ends of %!error blocks Rik <octave@nomad.inbox5.com>* parents: 13780 diff changeset	1082 %!error <Invalid call to cumprod> cumprod ();
7815 a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1083
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1084 %!assert (cumprod ([2, 3; 4, 5], 1), [2, 3; 8, 15]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1085 %!assert (cumprod ([2, 3; 4, 5], 2), [2, 6; 4, 20]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1086
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1087 %!assert (cumprod (single([2, 3; 4, 5]), 1), single([2, 3; 8, 15]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1088 %!assert (cumprod (single([2, 3; 4, 5]), 2), single([2, 6; 4, 20]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1089
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1090 */
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1091
1957 0e6a0a271998 [project @ 1996-02-15 01:08:15 by jwe] jwe parents: 1940 diff changeset	1092 DEFUN (cumsum, args, ,
3428 5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	1093 "-- texinfo --\n\
9163 9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9155 diff changeset	1094 @deftypefn {Built-in Function} {} cumsum (@var{x})\n\
9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9155 diff changeset	1095 @deftypefnx {Built-in Function} {} cumsum (@var{x}, @var{dim})\n\
8780 ea76466605ba support native cumsum, gripe on overflow in sum/cumsum Jaroslav Hajek <highegg@gmail.com> parents: 8756 diff changeset	1096 @deftypefnx {Built-in Function} {} cumsum (@dots{}, 'native')\n\
12546 39ca02387a32 Improve docstrings for a number of functions. Rik <octave@nomad.inbox5.com> parents: 12483 diff changeset	1097 @deftypefnx {Built-in Function} {} cumsum (@dots{}, 'double')\n\
39ca02387a32 Improve docstrings for a number of functions. Rik <octave@nomad.inbox5.com> parents: 12483 diff changeset	1098 @deftypefnx {Built-in Function} {} cumsum (@dots{}, 'extra')\n\
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1099 Cumulative sum of elements along dimension @var{dim}. If @var{dim}\n\
9723 f426899f4b9c fix reduction functions docstrings Jaroslav Hajek <highegg@gmail.com> parents: 9721 diff changeset	1100 is omitted, it defaults to the first non-singleton dimension.\n\
8780 ea76466605ba support native cumsum, gripe on overflow in sum/cumsum Jaroslav Hajek <highegg@gmail.com> parents: 8756 diff changeset	1101 \n\
12546 39ca02387a32 Improve docstrings for a number of functions. Rik <octave@nomad.inbox5.com> parents: 12483 diff changeset	1102 See @code{sum} for an explanation of the optional parameters 'native',\n\
39ca02387a32 Improve docstrings for a number of functions. Rik <octave@nomad.inbox5.com> parents: 12483 diff changeset	1103 'double', and 'extra'.\n\
9163 9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9155 diff changeset	1104 @seealso{sum, cumprod}\n\
3428 5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	1105 @end deftypefn")
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	1106 {
9721 192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1107 octave_value retval;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1108
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1109 int nargin = args.length ();
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1110
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1111 bool isnative = false;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1112 bool isdouble = false;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1113
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1114 if (nargin > 1 && args(nargin - 1).is_string ())
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1115 {
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1116 std::string str = args(nargin - 1).string_value ();
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1117
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1118 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1119 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1120 if (str == "native")
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1121 isnative = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1122 else if (str == "double")
9721 192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1123 isdouble = true;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1124 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1125 error ("sum: unrecognized string argument");
9721 192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1126 nargin --;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1127 }
9721 192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1128 }
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1129
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1130 if (error_state)
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1131 return retval;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1132
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1133 if (nargin == 1 \|\| nargin == 2)
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1134 {
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1135 octave_value arg = args(0);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1136
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1137 int dim = -1;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1138 if (nargin == 2)
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1139 {
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1140 dim = args(1).int_value () - 1;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1141 if (dim < 0)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1142 error ("cumsum: invalid dimension argument = %d", dim + 1);
9721 192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1143 }
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1144
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1145 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1146 {
9721 192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1147 switch (arg.builtin_type ())
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1148 {
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1149 case btyp_double:
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1150 if (arg.is_sparse_type ())
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1151 retval = arg.sparse_matrix_value ().cumsum (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1152 else
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1153 retval = arg.array_value ().cumsum (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1154 break;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1155 case btyp_complex:
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1156 if (arg.is_sparse_type ())
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1157 retval = arg.sparse_complex_matrix_value ().cumsum (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1158 else
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1159 retval = arg.complex_array_value ().cumsum (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1160 break;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1161 case btyp_float:
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1162 if (isdouble)
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1163 retval = arg.array_value ().cumsum (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1164 else
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1165 retval = arg.float_array_value ().cumsum (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1166 break;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1167 case btyp_float_complex:
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1168 if (isdouble)
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1169 retval = arg.complex_array_value ().cumsum (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1170 else
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1171 retval = arg.float_complex_array_value ().cumsum (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1172 break;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1173
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1174 #define MAKE_INT_BRANCH(X) \
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1175 case btyp_ ## X: \
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1176 if (isnative) \
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1177 retval = arg.X ## _array_value ().cumsum (dim); \
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1178 else \
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1179 retval = arg.array_value ().cumsum (dim); \
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1180 break
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1181 MAKE_INT_BRANCH (int8);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1182 MAKE_INT_BRANCH (int16);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1183 MAKE_INT_BRANCH (int32);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1184 MAKE_INT_BRANCH (int64);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1185 MAKE_INT_BRANCH (uint8);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1186 MAKE_INT_BRANCH (uint16);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1187 MAKE_INT_BRANCH (uint32);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1188 MAKE_INT_BRANCH (uint64);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1189 #undef MAKE_INT_BRANCH
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1190
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1191 case btyp_bool:
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1192 if (arg.is_sparse_type ())
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1193 {
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1194 SparseMatrix cs = arg.sparse_matrix_value ().cumsum (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1195 if (isnative)
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1196 retval = cs != 0.0;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1197 else
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1198 retval = cs;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1199 }
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1200 else
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1201 {
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1202 NDArray cs = arg.bool_array_value ().cumsum (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1203 if (isnative)
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1204 retval = cs != 0.0;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1205 else
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1206 retval = cs;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1207 }
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1208 break;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1209
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1210 default:
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1211 gripe_wrong_type_arg ("cumsum", arg);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1212 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1213 }
9721 192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1214 }
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1215 else
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1216 print_usage ();
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1217
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	1218 return retval;
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	1219 }
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	1220
7815 a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1221 /*
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1222
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1223 %!assert (cumsum ([1, 2, 3]), [1, 3, 6]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1224 %!assert (cumsum ([-1; -2; -3]), [-1; -3; -6]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1225 %!assert (cumsum ([i, 2+i, -3+2i, 4]), [i, 2+2i, -1+4i, 3+4i]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1226 %!assert (cumsum ([1, 2, 3; i, 2i, 3i; 1+i, 2+2i, 3+3i]), [1, 2, 3; 1+i, 2+2i, 3+3i; 2+2i, 4+4i, 6+6i]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1227
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1228 %!assert (cumsum (single([1, 2, 3])), single([1, 3, 6]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1229 %!assert (cumsum (single([-1; -2; -3])), single([-1; -3; -6]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1230 %!assert (cumsum (single([i, 2+i, -3+2i, 4])), single([i, 2+2i, -1+4i, 3+4i]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1231 %!assert (cumsum (single([1, 2, 3; i, 2i, 3i; 1+i, 2+2i, 3+3i])), single([1, 2, 3; 1+i, 2+2i, 3+3i; 2+2i, 4+4i, 6+6i]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1232
13915 5fa482628bf6 Remove unnecessary regular expression '.' from ends of %!error blocks Rik <octave@nomad.inbox5.com>* parents: 13780 diff changeset	1233 %!error <Invalid call to cumsum> cumsum ();
7815 a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1234
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1235 %!assert (cumsum ([1, 2; 3, 4], 1), [1, 2; 4, 6]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1236 %!assert (cumsum ([1, 2; 3, 4], 2), [1, 3; 3, 7]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1237
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1238 %!assert (cumsum (single([1, 2; 3, 4]), 1), single([1, 2; 4, 6]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1239 %!assert (cumsum (single([1, 2; 3, 4]), 2), single([1, 3; 3, 7]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1240
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1241 */
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1242
1957 0e6a0a271998 [project @ 1996-02-15 01:08:15 by jwe] jwe parents: 1940 diff changeset	1243 DEFUN (diag, args, ,
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	1244 "-- texinfo --\n\
12567 cc8ccdfec424 Remove archaic 3-input argument form of diag function. Rik <octave@nomad.inbox5.com> parents: 12546 diff changeset	1245 @deftypefn {Built-in Function} {@var{M} =} diag (@var{v})\n\
cc8ccdfec424 Remove archaic 3-input argument form of diag function. Rik <octave@nomad.inbox5.com> parents: 12546 diff changeset	1246 @deftypefnx {Built-in Function} {@var{M} =} diag (@var{v}, @var{k})\n\
12571 bed932910eb9 Add documentation for 3-input form of diag(). Add new tests. Rik <octave@nomad.inbox5.com> parents: 12570 diff changeset	1247 @deftypefnx {Built-in Function} {@var{M} =} diag (@var{v}, @var{m}, @var{n})\n\
12567 cc8ccdfec424 Remove archaic 3-input argument form of diag function. Rik <octave@nomad.inbox5.com> parents: 12546 diff changeset	1248 @deftypefnx {Built-in Function} {@var{v} =} diag (@var{M})\n\
cc8ccdfec424 Remove archaic 3-input argument form of diag function. Rik <octave@nomad.inbox5.com> parents: 12546 diff changeset	1249 @deftypefnx {Built-in Function} {@var{v} =} diag (@var{M}, @var{k})\n\
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	1250 Return a diagonal matrix with vector @var{v} on diagonal @var{k}. The\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	1251 second argument is optional. If it is positive, the vector is placed on\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	1252 the @var{k}-th super-diagonal. If it is negative, it is placed on the\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	1253 @var{-k}-th sub-diagonal. The default value of @var{k} is 0, and the\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10801 diff changeset	1254 vector is placed on the main diagonal. For example:\n\
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	1255 \n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	1256 @example\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	1257 @group\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	1258 diag ([1, 2, 3], 1)\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	1259 @result{} 0 1 0 0\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	1260 0 0 2 0\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	1261 0 0 0 3\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	1262 0 0 0 0\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	1263 @end group\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	1264 @end example\n\
6772 315bc7c8f9b5 [project @ 2007-07-10 09:51:39 by dbateman] dbateman parents: 6688 diff changeset	1265 \n\
315bc7c8f9b5 [project @ 2007-07-10 09:51:39 by dbateman] dbateman parents: 6688 diff changeset	1266 @noindent\n\
12571 bed932910eb9 Add documentation for 3-input form of diag(). Add new tests. Rik <octave@nomad.inbox5.com> parents: 12570 diff changeset	1267 The 3-input form returns a diagonal matrix with vector @var{v} on the main\n\
bed932910eb9 Add documentation for 3-input form of diag(). Add new tests. Rik <octave@nomad.inbox5.com> parents: 12570 diff changeset	1268 diagonal and the resulting matrix being of size @var{m} rows x @var{n}\n\
bed932910eb9 Add documentation for 3-input form of diag(). Add new tests. Rik <octave@nomad.inbox5.com> parents: 12570 diff changeset	1269 columns.\n\
bed932910eb9 Add documentation for 3-input form of diag(). Add new tests. Rik <octave@nomad.inbox5.com> parents: 12570 diff changeset	1270 \n\
6772 315bc7c8f9b5 [project @ 2007-07-10 09:51:39 by dbateman] dbateman parents: 6688 diff changeset	1271 Given a matrix argument, instead of a vector, @code{diag} extracts the\n\
6774 3b09c87d5165 [project @ 2007-07-13 13:27:36 by dbateman] dbateman parents: 6772 diff changeset	1272 @var{k}-th diagonal of the matrix.\n\
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	1273 @end deftypefn")
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	1274 {
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 4176 diff changeset	1275 octave_value retval;
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	1276
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	1277 int nargin = args.length ();
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	1278
712 36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe] jwe parents: 649 diff changeset	1279 if (nargin == 1 && args(0).is_defined ())
7620 36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7618 diff changeset	1280 retval = args(0).diag();
712 36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe] jwe parents: 649 diff changeset	1281 else if (nargin == 2 && args(0).is_defined () && args(1).is_defined ())
7620 36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7618 diff changeset	1282 {
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7618 diff changeset	1283 octave_idx_type k = args(1).int_value ();
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7618 diff changeset	1284
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7618 diff changeset	1285 if (error_state)
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 11591 diff changeset	1286 error ("diag: invalid argument K");
7620 36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7618 diff changeset	1287 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1288 retval = args(0).diag(k);
7620 36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7618 diff changeset	1289 }
12570 1a93988610a3 Reverse changset cc8ccdfec424. Restore 3-input form of diag(). Rik <octave@nomad.inbox5.com> parents: 12567 diff changeset	1290 else if (nargin == 3)
1a93988610a3 Reverse changset cc8ccdfec424. Restore 3-input form of diag(). Rik <octave@nomad.inbox5.com> parents: 12567 diff changeset	1291 {
1a93988610a3 Reverse changset cc8ccdfec424. Restore 3-input form of diag(). Rik <octave@nomad.inbox5.com> parents: 12567 diff changeset	1292 octave_value arg0 = args(0);
1a93988610a3 Reverse changset cc8ccdfec424. Restore 3-input form of diag(). Rik <octave@nomad.inbox5.com> parents: 12567 diff changeset	1293 if (arg0.ndims () == 2 && (args(0).rows () == 1 \|\| args(0).columns () == 1))
1a93988610a3 Reverse changset cc8ccdfec424. Restore 3-input form of diag(). Rik <octave@nomad.inbox5.com> parents: 12567 diff changeset	1294 {
1a93988610a3 Reverse changset cc8ccdfec424. Restore 3-input form of diag(). Rik <octave@nomad.inbox5.com> parents: 12567 diff changeset	1295 octave_idx_type m = args(1).int_value (), n = args(2).int_value ();
1a93988610a3 Reverse changset cc8ccdfec424. Restore 3-input form of diag(). Rik <octave@nomad.inbox5.com> parents: 12567 diff changeset	1296 if (! error_state)
1a93988610a3 Reverse changset cc8ccdfec424. Restore 3-input form of diag(). Rik <octave@nomad.inbox5.com> parents: 12567 diff changeset	1297 retval = arg0.diag ().resize (dim_vector (m, n));
1a93988610a3 Reverse changset cc8ccdfec424. Restore 3-input form of diag(). Rik <octave@nomad.inbox5.com> parents: 12567 diff changeset	1298 else
1a93988610a3 Reverse changset cc8ccdfec424. Restore 3-input form of diag(). Rik <octave@nomad.inbox5.com> parents: 12567 diff changeset	1299 error ("diag: invalid dimensions");
1a93988610a3 Reverse changset cc8ccdfec424. Restore 3-input form of diag(). Rik <octave@nomad.inbox5.com> parents: 12567 diff changeset	1300 }
1a93988610a3 Reverse changset cc8ccdfec424. Restore 3-input form of diag(). Rik <octave@nomad.inbox5.com> parents: 12567 diff changeset	1301 else
1a93988610a3 Reverse changset cc8ccdfec424. Restore 3-input form of diag(). Rik <octave@nomad.inbox5.com> parents: 12567 diff changeset	1302 error ("diag: V must be a vector");
1a93988610a3 Reverse changset cc8ccdfec424. Restore 3-input form of diag(). Rik <octave@nomad.inbox5.com> parents: 12567 diff changeset	1303 }
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	1304 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	1305 print_usage ();
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	1306
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	1307 return retval;
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	1308 }
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	1309
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1310 /*
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1311
8459 d17874a6f161 improve indexing of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8458 diff changeset	1312 %!assert(full (diag ([1; 2; 3])), [1, 0, 0; 0, 2, 0; 0, 0, 3]);
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1313 %!assert(diag ([1; 2; 3], 1), [0, 1, 0, 0; 0, 0, 2, 0; 0, 0, 0, 3; 0, 0, 0, 0]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1314 %!assert(diag ([1; 2; 3], 2), [0, 0, 1, 0, 0; 0, 0, 0, 2, 0; 0, 0, 0, 0, 3; 0, 0, 0, 0, 0; 0, 0, 0, 0, 0]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1315 %!assert(diag ([1; 2; 3],-1), [0, 0, 0, 0; 1, 0, 0, 0; 0, 2, 0, 0; 0, 0, 3, 0]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1316 %!assert(diag ([1; 2; 3],-2), [0, 0, 0, 0, 0; 0, 0, 0, 0, 0; 1, 0, 0, 0, 0; 0, 2, 0, 0, 0; 0, 0, 3, 0, 0]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1317
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1318 %!assert(diag ([1, 0, 0; 0, 2, 0; 0, 0, 3]), [1; 2; 3]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1319 %!assert(diag ([0, 1, 0, 0; 0, 0, 2, 0; 0, 0, 0, 3; 0, 0, 0, 0], 1), [1; 2; 3]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1320 %!assert(diag ([0, 0, 0, 0; 1, 0, 0, 0; 0, 2, 0, 0; 0, 0, 3, 0], -1), [1; 2; 3]);
12567 cc8ccdfec424 Remove archaic 3-input argument form of diag function. Rik <octave@nomad.inbox5.com> parents: 12546 diff changeset	1321 %!assert(diag (ones(1, 0), 2), zeros (2));
12571 bed932910eb9 Add documentation for 3-input form of diag(). Add new tests. Rik <octave@nomad.inbox5.com> parents: 12570 diff changeset	1322 %!assert(diag (1:3, 4, 2), [1, 0; 0, 2; 0, 0; 0, 0]);
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1323
8459 d17874a6f161 improve indexing of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8458 diff changeset	1324 %!assert(full (diag (single([1; 2; 3]))), single([1, 0, 0; 0, 2, 0; 0, 0, 3]));
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1325 %!assert(diag (single([1; 2; 3]), 1), single([0, 1, 0, 0; 0, 0, 2, 0; 0, 0, 0, 3; 0, 0, 0, 0]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1326 %!assert(diag (single([1; 2; 3]), 2), single([0, 0, 1, 0, 0; 0, 0, 0, 2, 0; 0, 0, 0, 0, 3; 0, 0, 0, 0, 0; 0, 0, 0, 0, 0]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1327 %!assert(diag (single([1; 2; 3]),-1), single([0, 0, 0, 0; 1, 0, 0, 0; 0, 2, 0, 0; 0, 0, 3, 0]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1328 %!assert(diag (single([1; 2; 3]),-2), single([0, 0, 0, 0, 0; 0, 0, 0, 0, 0; 1, 0, 0, 0, 0; 0, 2, 0, 0, 0; 0, 0, 3, 0, 0]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1329
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1330 %!assert(diag (single([1, 0, 0; 0, 2, 0; 0, 0, 3])), single([1; 2; 3]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1331 %!assert(diag (single([0, 1, 0, 0; 0, 0, 2, 0; 0, 0, 0, 3; 0, 0, 0, 0]), 1), single([1; 2; 3]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1332 %!assert(diag (single([0, 0, 0, 0; 1, 0, 0, 0; 0, 2, 0, 0; 0, 0, 3, 0]), -1), single([1; 2; 3]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1333
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1334 %!assert(diag (int8([1; 2; 3])), int8([1, 0, 0; 0, 2, 0; 0, 0, 3]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1335 %!assert(diag (int8([1; 2; 3]), 1), int8([0, 1, 0, 0; 0, 0, 2, 0; 0, 0, 0, 3; 0, 0, 0, 0]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1336 %!assert(diag (int8([1; 2; 3]), 2), int8([0, 0, 1, 0, 0; 0, 0, 0, 2, 0; 0, 0, 0, 0, 3; 0, 0, 0, 0, 0; 0, 0, 0, 0, 0]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1337 %!assert(diag (int8([1; 2; 3]),-1), int8([0, 0, 0, 0; 1, 0, 0, 0; 0, 2, 0, 0; 0, 0, 3, 0]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1338 %!assert(diag (int8([1; 2; 3]),-2), int8([0, 0, 0, 0, 0; 0, 0, 0, 0, 0; 1, 0, 0, 0, 0; 0, 2, 0, 0, 0; 0, 0, 3, 0, 0]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1339
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1340 %!assert(diag (int8([1, 0, 0; 0, 2, 0; 0, 0, 3])), int8([1; 2; 3]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1341 %!assert(diag (int8([0, 1, 0, 0; 0, 0, 2, 0; 0, 0, 0, 3; 0, 0, 0, 0]), 1), int8([1; 2; 3]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1342 %!assert(diag (int8([0, 0, 0, 0; 1, 0, 0, 0; 0, 2, 0, 0; 0, 0, 3, 0]), -1), int8([1; 2; 3]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1343
12571 bed932910eb9 Add documentation for 3-input form of diag(). Add new tests. Rik <octave@nomad.inbox5.com> parents: 12570 diff changeset	1344 %% Test input validation
13915 5fa482628bf6 Remove unnecessary regular expression '.' from ends of %!error blocks Rik <octave@nomad.inbox5.com>* parents: 13780 diff changeset	1345 %!error <Invalid call to diag> diag ();
5fa482628bf6 Remove unnecessary regular expression '.' from ends of %!error blocks Rik <octave@nomad.inbox5.com>* parents: 13780 diff changeset	1346 %!error <Invalid call to diag> diag (1,2,3,4);
12571 bed932910eb9 Add documentation for 3-input form of diag(). Add new tests. Rik <octave@nomad.inbox5.com> parents: 12570 diff changeset	1347 %!error diag (ones (2), 3, 3);
bed932910eb9 Add documentation for 3-input form of diag(). Add new tests. Rik <octave@nomad.inbox5.com> parents: 12570 diff changeset	1348 %!error diag (1:3, -4, 3);
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1349
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1350 */
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	1351
1957 0e6a0a271998 [project @ 1996-02-15 01:08:15 by jwe] jwe parents: 1940 diff changeset	1352 DEFUN (prod, args, ,
3428 5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	1353 "-- texinfo --\n\
9163 9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9155 diff changeset	1354 @deftypefn {Built-in Function} {} prod (@var{x})\n\
9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9155 diff changeset	1355 @deftypefnx {Built-in Function} {} prod (@var{x}, @var{dim})\n\
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1356 Product of elements along dimension @var{dim}. If @var{dim} is\n\
9723 f426899f4b9c fix reduction functions docstrings Jaroslav Hajek <highegg@gmail.com> parents: 9721 diff changeset	1357 omitted, it defaults to the first non-singleton dimension.\n\
9163 9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9155 diff changeset	1358 @seealso{cumprod, sum}\n\
3428 5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	1359 @end deftypefn")
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	1360 {
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	1361 DATA_REDUCTION (prod);
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	1362 }
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	1363
7815 a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1364 /*
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1365
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1366 %!assert (prod ([1, 2, 3]), 6);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1367 %!assert (prod ([-1; -2; -3]), -6);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1368 %!assert (prod ([i, 2+i, -3+2i, 4]), -4 - 32i);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1369 %!assert (prod ([1, 2, 3; i, 2i, 3i; 1+i, 2+2i, 3+3i]), [-1+i, -8+8i, -27+27i]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1370
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1371 %!assert (prod (single([1, 2, 3])), single(6));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1372 %!assert (prod (single([-1; -2; -3])), single(-6));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1373 %!assert (prod (single([i, 2+i, -3+2i, 4])), single(-4 - 32i));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1374 %!assert (prod (single([1, 2, 3; i, 2i, 3i; 1+i, 2+2i, 3+3i])), single([-1+i, -8+8i, -27+27i]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1375
13915 5fa482628bf6 Remove unnecessary regular expression '.' from ends of %!error blocks Rik <octave@nomad.inbox5.com>* parents: 13780 diff changeset	1376 %!error <Invalid call to prod> prod ();
7815 a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1377
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1378 %!assert (prod ([1, 2; 3, 4], 1), [3, 8]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1379 %!assert (prod ([1, 2; 3, 4], 2), [2; 12]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1380 %!assert (prod (zeros (1, 0)), 1);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1381 %!assert (prod (zeros (1, 0), 1), zeros (1, 0));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1382 %!assert (prod (zeros (1, 0), 2), 1);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1383 %!assert (prod (zeros (0, 1)), 1);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1384 %!assert (prod (zeros (0, 1), 1), 1);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1385 %!assert (prod (zeros (0, 1), 2), zeros (0, 1));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1386 %!assert (prod (zeros (2, 0)), zeros (1, 0));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1387 %!assert (prod (zeros (2, 0), 1), zeros (1, 0));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1388 %!assert (prod (zeros (2, 0), 2), [1; 1]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1389 %!assert (prod (zeros (0, 2)), [1, 1]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1390 %!assert (prod (zeros (0, 2), 1), [1, 1]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1391 %!assert (prod (zeros (0, 2), 2), zeros(0, 1));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1392
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1393 %!assert (prod (single([1, 2; 3, 4]), 1), single([3, 8]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1394 %!assert (prod (single([1, 2; 3, 4]), 2), single([2; 12]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1395 %!assert (prod (zeros (1, 0, 'single')), single(1));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1396 %!assert (prod (zeros (1, 0, 'single'), 1), zeros (1, 0, 'single'));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1397 %!assert (prod (zeros (1, 0, 'single'), 2), single(1));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1398 %!assert (prod (zeros (0, 1, 'single')), single(1));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1399 %!assert (prod (zeros (0, 1, 'single'), 1), single(1));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1400 %!assert (prod (zeros (0, 1, 'single'), 2), zeros (0, 1, 'single'));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1401 %!assert (prod (zeros (2, 0, 'single')), zeros (1, 0, 'single'));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1402 %!assert (prod (zeros (2, 0, 'single'), 1), zeros (1, 0, 'single'));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1403 %!assert (prod (zeros (2, 0, 'single'), 2), single([1; 1]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1404 %!assert (prod (zeros (0, 2, 'single')), single([1, 1]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1405 %!assert (prod (zeros (0, 2, 'single'), 1), single([1, 1]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1406 %!assert (prod (zeros (0, 2, 'single'), 2), zeros(0, 1, 'single'));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1407
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1408 */
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	1409
10758 f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1410 static bool
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1411 all_scalar_1x1 (const octave_value_list& args)
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1412 {
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1413 int n_args = args.length ();
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1414 for (int i = 0; i < n_args; i++)
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1415 if (args(i).numel () != 1)
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1416 return false;
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1417
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1418 return true;
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1419 }
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1420
10533 f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat Jaroslav Hajek <highegg@gmail.com> parents: 10498 diff changeset	1421 template <class TYPE, class T>
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	1422 static void
10533 f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat Jaroslav Hajek <highegg@gmail.com> parents: 10498 diff changeset	1423 single_type_concat (Array<T>& result,
f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat Jaroslav Hajek <highegg@gmail.com> parents: 10498 diff changeset	1424 const octave_value_list& args,
f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat Jaroslav Hajek <highegg@gmail.com> parents: 10498 diff changeset	1425 int dim)
f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat Jaroslav Hajek <highegg@gmail.com> parents: 10498 diff changeset	1426 {
f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat Jaroslav Hajek <highegg@gmail.com> parents: 10498 diff changeset	1427 int n_args = args.length ();
10758 f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1428 if (! (equal_types<T, char>::value
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1429 \|\| equal_types<T, octave_value>::value)
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1430 && all_scalar_1x1 (args))
10533 f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat Jaroslav Hajek <highegg@gmail.com> parents: 10498 diff changeset	1431 {
10758 f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1432 // Optimize all scalars case.
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1433 dim_vector dv (1, 1);
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1434 if (dim == -1 \|\| dim == -2)
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1435 dim = -dim - 1;
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1436 else if (dim >= 2)
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1437 dv.resize (dim+1, 1);
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1438 dv(dim) = n_args;
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1439
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1440 result.clear (dv);
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1441
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1442 for (int j = 0; j < n_args && ! error_state; j++)
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1443 {
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1444 octave_quit ();
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1445
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1446 result(j) = octave_value_extract<T> (args(j));
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1447 }
10533 f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat Jaroslav Hajek <highegg@gmail.com> parents: 10498 diff changeset	1448 }
10758 f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1449 else
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1450 {
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1451 OCTAVE_LOCAL_BUFFER (Array<T>, array_list, n_args);
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1452
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1453 for (int j = 0; j < n_args && ! error_state; j++)
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1454 {
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1455 octave_quit ();
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1456
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1457 array_list[j] = octave_value_extract<TYPE> (args(j));
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1458 }
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1459
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1460 if (! error_state)
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1461 result = Array<T>::cat (dim, n_args, array_list);
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1462 }
10533 f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat Jaroslav Hajek <highegg@gmail.com> parents: 10498 diff changeset	1463 }
f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat Jaroslav Hajek <highegg@gmail.com> parents: 10498 diff changeset	1464
f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat Jaroslav Hajek <highegg@gmail.com> parents: 10498 diff changeset	1465 template <class TYPE, class T>
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	1466 static void
10533 f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat Jaroslav Hajek <highegg@gmail.com> parents: 10498 diff changeset	1467 single_type_concat (Sparse<T>& result,
10498 8615b55b5caf fix & improve cat (bug #29465) Jaroslav Hajek <highegg@gmail.com> parents: 10436 diff changeset	1468 const octave_value_list& args,
8615b55b5caf fix & improve cat (bug #29465) Jaroslav Hajek <highegg@gmail.com> parents: 10436 diff changeset	1469 int dim)
8615b55b5caf fix & improve cat (bug #29465) Jaroslav Hajek <highegg@gmail.com> parents: 10436 diff changeset	1470 {
10533 f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat Jaroslav Hajek <highegg@gmail.com> parents: 10498 diff changeset	1471 int n_args = args.length ();
10716 f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1472 OCTAVE_LOCAL_BUFFER (Sparse<T>, sparse_list, n_args);
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1473
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1474 for (int j = 0; j < n_args && ! error_state; j++)
10498 8615b55b5caf fix & improve cat (bug #29465) Jaroslav Hajek <highegg@gmail.com> parents: 10436 diff changeset	1475 {
8615b55b5caf fix & improve cat (bug #29465) Jaroslav Hajek <highegg@gmail.com> parents: 10436 diff changeset	1476 octave_quit ();
8615b55b5caf fix & improve cat (bug #29465) Jaroslav Hajek <highegg@gmail.com> parents: 10436 diff changeset	1477
10716 f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1478 sparse_list[j] = octave_value_extract<TYPE> (args(j));
10498 8615b55b5caf fix & improve cat (bug #29465) Jaroslav Hajek <highegg@gmail.com> parents: 10436 diff changeset	1479 }
10533 f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat Jaroslav Hajek <highegg@gmail.com> parents: 10498 diff changeset	1480
f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat Jaroslav Hajek <highegg@gmail.com> parents: 10498 diff changeset	1481 if (! error_state)
10716 f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1482 result = Sparse<T>::cat (dim, n_args, sparse_list);
10498 8615b55b5caf fix & improve cat (bug #29465) Jaroslav Hajek <highegg@gmail.com> parents: 10436 diff changeset	1483 }
8615b55b5caf fix & improve cat (bug #29465) Jaroslav Hajek <highegg@gmail.com> parents: 10436 diff changeset	1484
10533 f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat Jaroslav Hajek <highegg@gmail.com> parents: 10498 diff changeset	1485 // Dispatcher.
10498 8615b55b5caf fix & improve cat (bug #29465) Jaroslav Hajek <highegg@gmail.com> parents: 10436 diff changeset	1486 template<class TYPE>
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	1487 static TYPE
10533 f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat Jaroslav Hajek <highegg@gmail.com> parents: 10498 diff changeset	1488 do_single_type_concat (const octave_value_list& args, int dim)
10498 8615b55b5caf fix & improve cat (bug #29465) Jaroslav Hajek <highegg@gmail.com> parents: 10436 diff changeset	1489 {
10533 f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat Jaroslav Hajek <highegg@gmail.com> parents: 10498 diff changeset	1490 TYPE result;
f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat Jaroslav Hajek <highegg@gmail.com> parents: 10498 diff changeset	1491
f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat Jaroslav Hajek <highegg@gmail.com> parents: 10498 diff changeset	1492 single_type_concat<TYPE, typename TYPE::element_type> (result, args, dim);
10498 8615b55b5caf fix & improve cat (bug #29465) Jaroslav Hajek <highegg@gmail.com> parents: 10436 diff changeset	1493
8615b55b5caf fix & improve cat (bug #29465) Jaroslav Hajek <highegg@gmail.com> parents: 10436 diff changeset	1494 return result;
8615b55b5caf fix & improve cat (bug #29465) Jaroslav Hajek <highegg@gmail.com> parents: 10436 diff changeset	1495 }
8615b55b5caf fix & improve cat (bug #29465) Jaroslav Hajek <highegg@gmail.com> parents: 10436 diff changeset	1496
10758 f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1497 template<class MAP>
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	1498 static void
10758 f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1499 single_type_concat_map (octave_map& result,
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1500 const octave_value_list& args,
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1501 int dim)
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1502 {
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1503 int n_args = args.length ();
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1504 OCTAVE_LOCAL_BUFFER (MAP, map_list, n_args);
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1505
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1506 for (int j = 0; j < n_args && ! error_state; j++)
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1507 {
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1508 octave_quit ();
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1509
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1510 map_list[j] = octave_value_extract<MAP> (args(j));
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1511 }
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1512
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1513 if (! error_state)
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1514 result = octave_map::cat (dim, n_args, map_list);
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1515 }
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1516
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1517 static octave_map
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1518 do_single_type_concat_map (const octave_value_list& args,
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1519 int dim)
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1520 {
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1521 octave_map result;
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1522 if (all_scalar_1x1 (args)) // optimize all scalars case.
10763 b397b8edd8c5 fix off-by-1 dim in scalar map horzcat/vertcat Jaroslav Hajek <highegg@gmail.com> parents: 10758 diff changeset	1523 single_type_concat_map<octave_scalar_map> (result, args, dim);
10758 f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1524 else
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1525 single_type_concat_map<octave_map> (result, args, dim);
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1526
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1527 return result;
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1528 }
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1529
4824 4829055e154f [project @ 2004-03-08 18:16:04 by jwe] jwe parents: 4806 diff changeset	1530 static octave_value
13294 7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1531 attempt_type_conversion (const octave_value& ov, std::string dtype)
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1532 {
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1533 octave_value retval;
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1534
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1535 // First try to find function in the class of OV that can convert to
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1536 // the dispatch type dtype. It will have the name of the dispatch
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1537 // type.
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1538
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1539 std::string cname = ov.class_name ();
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1540
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1541 octave_value fcn = symbol_table::find_method (dtype, cname);
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1542
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1543 if (fcn.is_defined ())
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1544 {
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1545 octave_value_list result
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1546 = fcn.do_multi_index_op (1, octave_value_list (1, ov));
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1547
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1548 if (! error_state && result.length () > 0)
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1549 retval = result(0);
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1550 else
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1551 error ("conversion from %s to %s failed", dtype.c_str (),
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1552 cname.c_str ());
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1553 }
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1554 else
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1555 {
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1556 // No conversion function available. Try the constructor for the
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1557 // dispatch type.
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1558
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1559 fcn = symbol_table::find_method (dtype, dtype);
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1560
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1561 if (fcn.is_defined ())
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1562 {
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1563 octave_value_list result
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1564 = fcn.do_multi_index_op (1, octave_value_list (1, ov));
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1565
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1566 if (! error_state && result.length () > 0)
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1567 retval = result(0);
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1568 else
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1569 error ("%s constructor failed for %s argument", dtype.c_str (),
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1570 cname.c_str ());
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1571 }
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1572 else
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1573 error ("no constructor for %s!", dtype.c_str ());
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1574 }
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1575
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1576 return retval;
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1577 }
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1578
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1579 octave_value
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1580 do_class_concat (const octave_value_list& ovl, std::string cattype, int dim)
4806 d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	1581 {
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	1582 octave_value retval;
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	1583
13294 7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1584 // Get dominant type for list
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1585
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1586 std::string dtype = get_dispatch_type (ovl);
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1587
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1588 octave_value fcn = symbol_table::find_method (cattype, dtype);
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1589
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1590 if (fcn.is_defined ())
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1591 {
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1592 // Have method for dominant type, so call it and let it handle
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1593 // conversions.
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1594
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1595 octave_value_list tmp2 = fcn.do_multi_index_op (1, ovl);
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1596
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1597 if (! error_state)
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1598 {
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1599 if (tmp2.length () > 0)
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1600 retval = tmp2(0);
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1601 else
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1602 {
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1603 error ("%s/%s method did not return a value",
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1604 dtype.c_str (), cattype.c_str ());
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1605 goto done;
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1606 }
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1607 }
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1608 else
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1609 goto done;
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1610 }
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1611 else
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1612 {
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1613 // No method for dominant type, so attempt type conversions for
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1614 // all elements that are not of the dominant type, then do the
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1615 // default operation for octave_class values.
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1616
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1617 octave_idx_type j = 0;
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1618 octave_idx_type len = ovl.length ();
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1619 octave_value_list tmp (len, octave_value ());
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1620 for (octave_idx_type k = 0; k < len; k++)
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1621 {
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1622 octave_value elt = ovl(k);
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1623
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1624 std::string t1_type = elt.class_name ();
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1625
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1626 if (t1_type == dtype)
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1627 tmp(j++) = elt;
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1628 else if (elt.is_object () \|\| ! elt.is_empty ())
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1629 {
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1630 tmp(j++) = attempt_type_conversion (elt, dtype);
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1631
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1632 if (error_state)
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1633 goto done;
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1634 }
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1635 }
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1636
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1637 tmp.resize (j);
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1638
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1639 octave_map m = do_single_type_concat_map (tmp, dim);
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1640
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1641 std::string cname = tmp(0).class_name ();
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1642 std::list<std::string> parents = tmp(0).parent_class_name_list ();
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1643
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1644 retval = octave_value (new octave_class (m, cname, parents));
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1645 }
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1646
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1647 done:
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1648 return retval;
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1649 }
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1650
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1651 static octave_value
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1652 do_cat (const octave_value_list& xargs, int dim, std::string fname)
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1653 {
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1654 octave_value retval;
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1655
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1656 // We may need to convert elements of the list to cells, so make a
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1657 // copy. This should be efficient, it is done mostly by incrementing
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1658 // reference counts.
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1659 octave_value_list args = xargs;
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1660
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	1661 int n_args = args.length ();
4806 d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	1662
10716 f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1663 if (n_args == 0)
5714 24f6a13878c2 [project @ 2006-03-23 21:46:09 by jwe] jwe parents: 5677 diff changeset	1664 retval = Matrix ();
10716 f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1665 else if (n_args == 1)
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1666 retval = args(0);
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1667 else if (n_args > 1)
4824 4829055e154f [project @ 2004-03-08 18:16:04 by jwe] jwe parents: 4806 diff changeset	1668 {
13294 7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1669 std::string result_type;
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1670
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1671 bool all_sq_strings_p = true;
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1672 bool all_dq_strings_p = true;
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1673 bool all_real_p = true;
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1674 bool all_cmplx_p = true;
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1675 bool any_sparse_p = false;
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1676 bool any_cell_p = false;
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1677 bool any_class_p = false;
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1678
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1679 bool first_elem_is_struct = false;
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1680
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1681 for (int i = 0; i < n_args; i++)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1682 {
13294 7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1683 if (i == 0)
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1684 {
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1685 result_type = args(i).class_name ();
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1686
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1687 first_elem_is_struct = args(i).is_map ();
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1688 }
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1689 else
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1690 result_type = get_concat_class (result_type, args(i).class_name ());
10716 f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1691
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1692 if (all_sq_strings_p && ! args(i).is_sq_string ())
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1693 all_sq_strings_p = false;
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1694 if (all_dq_strings_p && ! args(i).is_dq_string ())
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1695 all_dq_strings_p = false;
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1696 if (all_real_p && ! args(i).is_real_type ())
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1697 all_real_p = false;
13294 7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1698 if (all_cmplx_p && ! (args(i).is_complex_type () \|\| args(i).is_real_type ()))
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1699 all_cmplx_p = false;
10716 f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1700 if (!any_sparse_p && args(i).is_sparse_type ())
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1701 any_sparse_p = true;
13294 7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1702 if (!any_cell_p && args(i).is_cell ())
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1703 any_cell_p = true;
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1704 if (!any_class_p && args(i).is_object ())
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1705 any_class_p = true;
10716 f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1706 }
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1707
13294 7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1708 if (any_cell_p && ! any_class_p && ! first_elem_is_struct)
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1709 {
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1710 for (int i = 0; i < n_args; i++)
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1711 {
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1712 if (! args(i).is_cell ())
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1713 args(i) = Cell (args(i));
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1714 }
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1715 }
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1716
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1717 if (any_class_p)
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1718 {
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1719 retval = do_class_concat (args, fname, dim);
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1720 }
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1721 else if (result_type == "double")
10716 f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1722 {
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1723 if (any_sparse_p)
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	1724 {
10716 f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1725 if (all_real_p)
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1726 retval = do_single_type_concat<SparseMatrix> (args, dim);
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1727 else
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1728 retval = do_single_type_concat<SparseComplexMatrix> (args, dim);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1729 }
10716 f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1730 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1731 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1732 if (all_real_p)
10716 f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1733 retval = do_single_type_concat<NDArray> (args, dim);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1734 else
10716 f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1735 retval = do_single_type_concat<ComplexNDArray> (args, dim);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1736 }
10716 f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1737 }
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1738 else if (result_type == "single")
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1739 {
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1740 if (all_real_p)
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1741 retval = do_single_type_concat<FloatNDArray> (args, dim);
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1742 else
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1743 retval = do_single_type_concat<FloatComplexNDArray> (args, dim);
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1744 }
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1745 else if (result_type == "char")
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1746 {
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1747 char type = all_dq_strings_p ? '"' : '\'';
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1748
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1749 maybe_warn_string_concat (all_dq_strings_p, all_sq_strings_p);
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1750
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1751 charNDArray result = do_single_type_concat<charNDArray> (args, dim);
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1752
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1753 retval = octave_value (result, type);
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1754 }
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1755 else if (result_type == "logical")
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1756 {
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1757 if (any_sparse_p)
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1758 retval = do_single_type_concat<SparseBoolMatrix> (args, dim);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1759 else
10716 f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1760 retval = do_single_type_concat<boolNDArray> (args, dim);
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1761 }
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1762 else if (result_type == "int8")
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1763 retval = do_single_type_concat<int8NDArray> (args, dim);
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1764 else if (result_type == "int16")
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1765 retval = do_single_type_concat<int16NDArray> (args, dim);
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1766 else if (result_type == "int32")
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1767 retval = do_single_type_concat<int32NDArray> (args, dim);
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1768 else if (result_type == "int64")
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1769 retval = do_single_type_concat<int64NDArray> (args, dim);
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1770 else if (result_type == "uint8")
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1771 retval = do_single_type_concat<uint8NDArray> (args, dim);
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1772 else if (result_type == "uint16")
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1773 retval = do_single_type_concat<uint16NDArray> (args, dim);
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1774 else if (result_type == "uint32")
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1775 retval = do_single_type_concat<uint32NDArray> (args, dim);
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1776 else if (result_type == "uint64")
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1777 retval = do_single_type_concat<uint64NDArray> (args, dim);
10758 f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1778 else if (result_type == "cell")
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1779 retval = do_single_type_concat<Cell> (args, dim);
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1780 else if (result_type == "struct")
f3892d8eea9f optimize horzcat/vertcat for scalars, cells and structs Jaroslav Hajek <highegg@gmail.com> parents: 10716 diff changeset	1781 retval = do_single_type_concat_map (args, dim);
10716 f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1782 else
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1783 {
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1784 dim_vector dv = args(0).dims ();
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1785
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1786 // Default concatenation.
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1787 bool (dim_vector::*concat_rule) (const dim_vector&, int) = &dim_vector::concat;
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1788
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1789 if (dim == -1 \|\| dim == -2)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1790 {
10716 f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1791 concat_rule = &dim_vector::hvcat;
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1792 dim = -dim - 1;
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1793 }
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1794
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1795 for (int i = 1; i < args.length (); i++)
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1796 {
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1797 if (! (dv.*concat_rule) (args(i).dims (), dim))
10533 f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat Jaroslav Hajek <highegg@gmail.com> parents: 10498 diff changeset	1798 {
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	1799 // Dimensions do not match.
10716 f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1800 error ("cat: dimension mismatch");
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1801 return retval;
10533 f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat Jaroslav Hajek <highegg@gmail.com> parents: 10498 diff changeset	1802 }
10716 f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1803 }
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1804
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1805 // The lines below might seem crazy, since we take a copy
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1806 // of the first argument, resize it to be empty and then resize
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1807 // it to be full. This is done since it means that there is no
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1808 // recopying of data, as would happen if we used a single resize.
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	1809 // It should be noted that resize operation is also significantly
10716 f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1810 // slower than the do_cat_op function, so it makes sense to have
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1811 // an empty matrix and copy all data.
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1812 //
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1813 // We might also start with a empty octave_value using
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	1814 // tmp = octave_value_typeinfo::lookup_type
10716 f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1815 // (args(1).type_name());
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1816 // and then directly resize. However, for some types there might
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1817 // be some additional setup needed, and so this should be avoided.
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1818
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1819 octave_value tmp = args (0);
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1820 tmp = tmp.resize (dim_vector (0,0)).resize (dv);
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1821
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1822 if (error_state)
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1823 return retval;
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1824
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1825 int dv_len = dv.length ();
11570 57632dea2446 attempt better backward compatibility for Array constructors John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	1826 Array<octave_idx_type> ra_idx (dim_vector (dv_len, 1), 0);
10716 f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1827
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1828 for (int j = 0; j < n_args; j++)
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1829 {
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1830 // Can't fast return here to skip empty matrices as something
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1831 // like cat(1,[],single([])) must return an empty matrix of
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1832 // the right type.
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1833 tmp = do_cat_op (tmp, args (j), ra_idx);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1834
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1835 if (error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1836 return retval;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1837
10716 f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1838 dim_vector dv_tmp = args (j).dims ();
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1839
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1840 if (dim >= dv_len)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1841 {
10716 f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1842 if (j > 1)
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1843 error ("%s: indexing error", fname.c_str ());
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1844 break;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1845 }
10716 f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1846 else
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	1847 ra_idx (dim) += (dim < dv_tmp.length () ?
10716 f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1848 dv_tmp (dim) : 1);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1849 }
10716 f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1850 retval = tmp;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	1851 }
4806 d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	1852 }
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	1853 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	1854 print_usage ();
8113 38a797766a2a Special case single type conacation in Fcat. Rework cell2mat to take advantage David Bateman <dbateman@free.fr> parents: 8111 diff changeset	1855
4806 d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	1856 return retval;
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	1857 }
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	1858
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	1859 DEFUN (horzcat, args, ,
4824 4829055e154f [project @ 2004-03-08 18:16:04 by jwe] jwe parents: 4806 diff changeset	1860 "-- texinfo --\n\
4806 d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	1861 @deftypefn {Built-in Function} {} horzcat (@var{array1}, @var{array2}, @dots{}, @var{arrayN})\n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	1862 Return the horizontal concatenation of N-D array objects, @var{array1},\n\
4806 d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	1863 @var{array2}, @dots{}, @var{arrayN} along dimension 2.\n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	1864 \n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	1865 Arrays may also be concatenated horizontally using the syntax for creating\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	1866 new matrices. For example:\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	1867 \n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	1868 @example\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	1869 @var{hcat} = [ @var{array1}, @var{array2}, @dots{} ];\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	1870 @end example\n\
5642 2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe] jwe parents: 5607 diff changeset	1871 @seealso{cat, vertcat}\n\
2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe] jwe parents: 5607 diff changeset	1872 @end deftypefn")
4806 d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	1873 {
10716 f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	1874 return do_cat (args, -2, "horzcat");
4806 d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	1875 }
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	1876
13294 7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1877 /*
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1878 %% test concatenation with all zero matrices
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1879 %!assert(horzcat ('', 65*ones(1,10)), 'AAAAAAAAAA');
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1880 %!assert(horzcat (65*ones(1,10), ''), 'AAAAAAAAAA');
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1881
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1882 %!assert (class (horzcat (int64(1), int64(1))), 'int64')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1883 %!assert (class (horzcat (int64(1), int32(1))), 'int64')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1884 %!assert (class (horzcat (int64(1), int16(1))), 'int64')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1885 %!assert (class (horzcat (int64(1), int8(1))), 'int64')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1886 %!assert (class (horzcat (int64(1), uint64(1))), 'int64')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1887 %!assert (class (horzcat (int64(1), uint32(1))), 'int64')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1888 %!assert (class (horzcat (int64(1), uint16(1))), 'int64')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1889 %!assert (class (horzcat (int64(1), uint8(1))), 'int64')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1890 %!assert (class (horzcat (int64(1), single(1))), 'int64')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1891 %!assert (class (horzcat (int64(1), double(1))), 'int64')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1892 %!assert (class (horzcat (int64(1), cell(1))), 'cell')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1893 %!assert (class (horzcat (int64(1), true)), 'int64')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1894 %!assert (class (horzcat (int64(1), 'a')), 'char')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1895
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1896 %!assert (class (horzcat (int32(1), int64(1))), 'int32')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1897 %!assert (class (horzcat (int32(1), int32(1))), 'int32')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1898 %!assert (class (horzcat (int32(1), int16(1))), 'int32')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1899 %!assert (class (horzcat (int32(1), int8(1))), 'int32')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1900 %!assert (class (horzcat (int32(1), uint64(1))), 'int32')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1901 %!assert (class (horzcat (int32(1), uint32(1))), 'int32')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1902 %!assert (class (horzcat (int32(1), uint16(1))), 'int32')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1903 %!assert (class (horzcat (int32(1), uint8(1))), 'int32')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1904 %!assert (class (horzcat (int32(1), single(1))), 'int32')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1905 %!assert (class (horzcat (int32(1), double(1))), 'int32')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1906 %!assert (class (horzcat (int32(1), cell(1))), 'cell')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1907 %!assert (class (horzcat (int32(1), true)), 'int32')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1908 %!assert (class (horzcat (int32(1), 'a')), 'char')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1909
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1910 %!assert (class (horzcat (int16(1), int64(1))), 'int16')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1911 %!assert (class (horzcat (int16(1), int32(1))), 'int16')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1912 %!assert (class (horzcat (int16(1), int16(1))), 'int16')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1913 %!assert (class (horzcat (int16(1), int8(1))), 'int16')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1914 %!assert (class (horzcat (int16(1), uint64(1))), 'int16')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1915 %!assert (class (horzcat (int16(1), uint32(1))), 'int16')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1916 %!assert (class (horzcat (int16(1), uint16(1))), 'int16')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1917 %!assert (class (horzcat (int16(1), uint8(1))), 'int16')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1918 %!assert (class (horzcat (int16(1), single(1))), 'int16')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1919 %!assert (class (horzcat (int16(1), double(1))), 'int16')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1920 %!assert (class (horzcat (int16(1), cell(1))), 'cell')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1921 %!assert (class (horzcat (int16(1), true)), 'int16')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1922 %!assert (class (horzcat (int16(1), 'a')), 'char')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1923
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1924 %!assert (class (horzcat (int8(1), int64(1))), 'int8')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1925 %!assert (class (horzcat (int8(1), int32(1))), 'int8')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1926 %!assert (class (horzcat (int8(1), int16(1))), 'int8')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1927 %!assert (class (horzcat (int8(1), int8(1))), 'int8')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1928 %!assert (class (horzcat (int8(1), uint64(1))), 'int8')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1929 %!assert (class (horzcat (int8(1), uint32(1))), 'int8')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1930 %!assert (class (horzcat (int8(1), uint16(1))), 'int8')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1931 %!assert (class (horzcat (int8(1), uint8(1))), 'int8')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1932 %!assert (class (horzcat (int8(1), single(1))), 'int8')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1933 %!assert (class (horzcat (int8(1), double(1))), 'int8')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1934 %!assert (class (horzcat (int8(1), cell(1))), 'cell')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1935 %!assert (class (horzcat (int8(1), true)), 'int8')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1936 %!assert (class (horzcat (int8(1), 'a')), 'char')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1937
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1938 %!assert (class (horzcat (uint64(1), int64(1))), 'uint64')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1939 %!assert (class (horzcat (uint64(1), int32(1))), 'uint64')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1940 %!assert (class (horzcat (uint64(1), int16(1))), 'uint64')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1941 %!assert (class (horzcat (uint64(1), int8(1))), 'uint64')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1942 %!assert (class (horzcat (uint64(1), uint64(1))), 'uint64')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1943 %!assert (class (horzcat (uint64(1), uint32(1))), 'uint64')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1944 %!assert (class (horzcat (uint64(1), uint16(1))), 'uint64')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1945 %!assert (class (horzcat (uint64(1), uint8(1))), 'uint64')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1946 %!assert (class (horzcat (uint64(1), single(1))), 'uint64')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1947 %!assert (class (horzcat (uint64(1), double(1))), 'uint64')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1948 %!assert (class (horzcat (uint64(1), cell(1))), 'cell')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1949 %!assert (class (horzcat (uint64(1), true)), 'uint64')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1950 %!assert (class (horzcat (uint64(1), 'a')), 'char')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1951
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1952 %!assert (class (horzcat (uint32(1), int64(1))), 'uint32')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1953 %!assert (class (horzcat (uint32(1), int32(1))), 'uint32')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1954 %!assert (class (horzcat (uint32(1), int16(1))), 'uint32')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1955 %!assert (class (horzcat (uint32(1), int8(1))), 'uint32')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1956 %!assert (class (horzcat (uint32(1), uint64(1))), 'uint32')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1957 %!assert (class (horzcat (uint32(1), uint32(1))), 'uint32')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1958 %!assert (class (horzcat (uint32(1), uint16(1))), 'uint32')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1959 %!assert (class (horzcat (uint32(1), uint8(1))), 'uint32')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1960 %!assert (class (horzcat (uint32(1), single(1))), 'uint32')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1961 %!assert (class (horzcat (uint32(1), double(1))), 'uint32')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1962 %!assert (class (horzcat (uint32(1), cell(1))), 'cell')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1963 %!assert (class (horzcat (uint32(1), true)), 'uint32')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1964 %!assert (class (horzcat (uint32(1), 'a')), 'char')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1965
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1966 %!assert (class (horzcat (uint16(1), int64(1))), 'uint16')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1967 %!assert (class (horzcat (uint16(1), int32(1))), 'uint16')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1968 %!assert (class (horzcat (uint16(1), int16(1))), 'uint16')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1969 %!assert (class (horzcat (uint16(1), int8(1))), 'uint16')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1970 %!assert (class (horzcat (uint16(1), uint64(1))), 'uint16')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1971 %!assert (class (horzcat (uint16(1), uint32(1))), 'uint16')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1972 %!assert (class (horzcat (uint16(1), uint16(1))), 'uint16')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1973 %!assert (class (horzcat (uint16(1), uint8(1))), 'uint16')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1974 %!assert (class (horzcat (uint16(1), single(1))), 'uint16')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1975 %!assert (class (horzcat (uint16(1), double(1))), 'uint16')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1976 %!assert (class (horzcat (uint16(1), cell(1))), 'cell')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1977 %!assert (class (horzcat (uint16(1), true)), 'uint16')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1978 %!assert (class (horzcat (uint16(1), 'a')), 'char')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1979
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1980 %!assert (class (horzcat (uint8(1), int64(1))), 'uint8')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1981 %!assert (class (horzcat (uint8(1), int32(1))), 'uint8')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1982 %!assert (class (horzcat (uint8(1), int16(1))), 'uint8')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1983 %!assert (class (horzcat (uint8(1), int8(1))), 'uint8')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1984 %!assert (class (horzcat (uint8(1), uint64(1))), 'uint8')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1985 %!assert (class (horzcat (uint8(1), uint32(1))), 'uint8')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1986 %!assert (class (horzcat (uint8(1), uint16(1))), 'uint8')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1987 %!assert (class (horzcat (uint8(1), uint8(1))), 'uint8')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1988 %!assert (class (horzcat (uint8(1), single(1))), 'uint8')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1989 %!assert (class (horzcat (uint8(1), double(1))), 'uint8')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1990 %!assert (class (horzcat (uint8(1), cell(1))), 'cell')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1991 %!assert (class (horzcat (uint8(1), true)), 'uint8')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1992 %!assert (class (horzcat (uint8(1), 'a')), 'char')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1993
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1994 %!assert (class (horzcat (single(1), int64(1))), 'int64')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1995 %!assert (class (horzcat (single(1), int32(1))), 'int32')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1996 %!assert (class (horzcat (single(1), int16(1))), 'int16')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1997 %!assert (class (horzcat (single(1), int8(1))), 'int8')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1998 %!assert (class (horzcat (single(1), uint64(1))), 'uint64')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	1999 %!assert (class (horzcat (single(1), uint32(1))), 'uint32')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2000 %!assert (class (horzcat (single(1), uint16(1))), 'uint16')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2001 %!assert (class (horzcat (single(1), uint8(1))), 'uint8')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2002 %!assert (class (horzcat (single(1), single(1))), 'single')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2003 %!assert (class (horzcat (single(1), double(1))), 'single')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2004 %!assert (class (horzcat (single(1), cell(1))), 'cell')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2005 %!assert (class (horzcat (single(1), true)), 'single')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2006 %!assert (class (horzcat (single(1), 'a')), 'char')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2007
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2008 %!assert (class (horzcat (double(1), int64(1))), 'int64')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2009 %!assert (class (horzcat (double(1), int32(1))), 'int32')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2010 %!assert (class (horzcat (double(1), int16(1))), 'int16')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2011 %!assert (class (horzcat (double(1), int8(1))), 'int8')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2012 %!assert (class (horzcat (double(1), uint64(1))), 'uint64')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2013 %!assert (class (horzcat (double(1), uint32(1))), 'uint32')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2014 %!assert (class (horzcat (double(1), uint16(1))), 'uint16')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2015 %!assert (class (horzcat (double(1), uint8(1))), 'uint8')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2016 %!assert (class (horzcat (double(1), single(1))), 'single')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2017 %!assert (class (horzcat (double(1), double(1))), 'double')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2018 %!assert (class (horzcat (double(1), cell(1))), 'cell')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2019 %!assert (class (horzcat (double(1), true)), 'double')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2020 %!assert (class (horzcat (double(1), 'a')), 'char')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2021
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2022 %!assert (class (horzcat (cell(1), int64(1))), 'cell')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2023 %!assert (class (horzcat (cell(1), int32(1))), 'cell')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2024 %!assert (class (horzcat (cell(1), int16(1))), 'cell')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2025 %!assert (class (horzcat (cell(1), int8(1))), 'cell')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2026 %!assert (class (horzcat (cell(1), uint64(1))), 'cell')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2027 %!assert (class (horzcat (cell(1), uint32(1))), 'cell')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2028 %!assert (class (horzcat (cell(1), uint16(1))), 'cell')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2029 %!assert (class (horzcat (cell(1), uint8(1))), 'cell')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2030 %!assert (class (horzcat (cell(1), single(1))), 'cell')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2031 %!assert (class (horzcat (cell(1), double(1))), 'cell')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2032 %!assert (class (horzcat (cell(1), cell(1))), 'cell')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2033 %!assert (class (horzcat (cell(1), true)), 'cell')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2034 %!assert (class (horzcat (cell(1), 'a')), 'cell')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2035
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2036 %!assert (class (horzcat (true, int64(1))), 'int64')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2037 %!assert (class (horzcat (true, int32(1))), 'int32')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2038 %!assert (class (horzcat (true, int16(1))), 'int16')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2039 %!assert (class (horzcat (true, int8(1))), 'int8')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2040 %!assert (class (horzcat (true, uint64(1))), 'uint64')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2041 %!assert (class (horzcat (true, uint32(1))), 'uint32')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2042 %!assert (class (horzcat (true, uint16(1))), 'uint16')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2043 %!assert (class (horzcat (true, uint8(1))), 'uint8')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2044 %!assert (class (horzcat (true, single(1))), 'single')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2045 %!assert (class (horzcat (true, double(1))), 'double')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2046 %!assert (class (horzcat (true, cell(1))), 'cell')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2047 %!assert (class (horzcat (true, true)), 'logical')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2048 %!assert (class (horzcat (true, 'a')), 'char')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2049
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2050 %!assert (class (horzcat ('a', int64(1))), 'char')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2051 %!assert (class (horzcat ('a', int32(1))), 'char')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2052 %!assert (class (horzcat ('a', int16(1))), 'char')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2053 %!assert (class (horzcat ('a', int8(1))), 'char')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2054 %!assert (class (horzcat ('a', int64(1))), 'char')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2055 %!assert (class (horzcat ('a', int32(1))), 'char')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2056 %!assert (class (horzcat ('a', int16(1))), 'char')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2057 %!assert (class (horzcat ('a', int8(1))), 'char')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2058 %!assert (class (horzcat ('a', single(1))), 'char')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2059 %!assert (class (horzcat ('a', double(1))), 'char')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2060 %!assert (class (horzcat ('a', cell(1))), 'cell')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2061 %!assert (class (horzcat ('a', true)), 'char')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2062 %!assert (class (horzcat ('a', 'a')), 'char')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2063
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2064 %!assert (class (horzcat (cell(1), struct('foo', 'bar'))), 'cell')
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2065 %!error horzcat (struct('foo', 'bar'), cell(1));
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2066 */
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2067
4806 d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2068 DEFUN (vertcat, args, ,
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2069 "-- texinfo --\n\
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2070 @deftypefn {Built-in Function} {} vertcat (@var{array1}, @var{array2}, @dots{}, @var{arrayN})\n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	2071 Return the vertical concatenation of N-D array objects, @var{array1},\n\
4806 d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2072 @var{array2}, @dots{}, @var{arrayN} along dimension 1.\n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	2073 \n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	2074 Arrays may also be concatenated vertically using the syntax for creating\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	2075 new matrices. For example:\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	2076 \n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	2077 @example\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	2078 @var{vcat} = [ @var{array1}; @var{array2}; @dots{} ];\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	2079 @end example\n\
5642 2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe] jwe parents: 5607 diff changeset	2080 @seealso{cat, horzcat}\n\
2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe] jwe parents: 5607 diff changeset	2081 @end deftypefn")
4806 d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2082 {
10716 f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	2083 return do_cat (args, -1, "vertcat");
4806 d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2084 }
d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2085
13294 7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2086 /*
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2087 %!test
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2088 %! c = {'foo'; 'bar'; 'bazoloa'};
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2089 %! assert (vertcat (c, 'a', 'bc', 'def'), {'foo'; 'bar'; 'bazoloa'; 'a'; 'bc'; 'def'});
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2090 */
7dce7e110511 make concatenation of class objects work John W. Eaton <jwe@octave.org> parents: 13029 diff changeset	2091
4758 a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2092 DEFUN (cat, args, ,
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2093 "-- texinfo --\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2094 @deftypefn {Built-in Function} {} cat (@var{dim}, @var{array1}, @var{array2}, @dots{}, @var{arrayN})\n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	2095 Return the concatenation of N-D array objects, @var{array1},\n\
4806 d3bd9c04147f [project @ 2004-03-02 05:12:32 by jwe] jwe parents: 4768 diff changeset	2096 @var{array2}, @dots{}, @var{arrayN} along dimension @var{dim}.\n\
4758 a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2097 \n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2098 @example\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2099 @group\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2100 A = ones (2, 2);\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2101 B = zeros (2, 2);\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2102 cat (2, A, B)\n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	2103 @result{} 1 1 0 0\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	2104 1 1 0 0\n\
4758 a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2105 @end group\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2106 @end example\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2107 \n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2108 Alternatively, we can concatenate @var{A} and @var{B} along the\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2109 second dimension the following way:\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2110 \n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2111 @example\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2112 @group\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2113 [A, B].\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2114 @end group\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2115 @end example\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2116 \n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	2117 @var{dim} can be larger than the dimensions of the N-D array objects\n\
4758 a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2118 and the result will thus have @var{dim} dimensions as the\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2119 following example shows:\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10801 diff changeset	2120 \n\
4758 a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2121 @example\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2122 @group\n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	2123 cat (4, ones (2, 2), zeros (2, 2))\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	2124 @result{} ans =\n\
4758 a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2125 \n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	2126 ans(:,:,1,1) =\n\
4758 a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2127 \n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	2128 1 1\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	2129 1 1\n\
4758 a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2130 \n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	2131 ans(:,:,1,2) =\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	2132 0 0\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	2133 0 0\n\
4758 a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2134 @end group\n\
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2135 @end example\n\
5642 2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe] jwe parents: 5607 diff changeset	2136 @seealso{horzcat, vertcat}\n\
2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe] jwe parents: 5607 diff changeset	2137 @end deftypefn")
4758 a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2138 {
10716 f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	2139 octave_value retval;
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	2140
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	2141 if (args.length () > 0)
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	2142 {
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	2143 int dim = args(0).int_value () - 1;
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	2144
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	2145 if (! error_state)
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	2146 {
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	2147 if (dim >= 0)
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	2148 retval = do_cat (args.slice (1, args.length () - 1), dim, "cat");
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	2149 else
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 11591 diff changeset	2150 error ("cat: DIM must be a valid dimension");
10716 f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	2151 }
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	2152 else
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 11591 diff changeset	2153 error ("cat: DIM must be an integer");
10716 f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	2154 }
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	2155 else
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	2156 print_usage ();
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	2157
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10711 diff changeset	2158 return retval;
4758 a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2159 }
a308566c8b42 [project @ 2004-02-13 23:01:34 by jwe] jwe parents: 4741 diff changeset	2160
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2161 /*
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2162
14085 4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2163 %!function ret = __testcat (t1, t2, tr, cmplx)
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2164 %! assert (cat (1, cast ([], t1), cast([], t2)), cast ([], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2165 %!
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2166 %! assert (cat (1, cast (1, t1), cast (2, t2)), cast ([1; 2], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2167 %! assert (cat (1, cast (1, t1), cast ([2; 3], t2)), cast ([1; 2; 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2168 %! assert (cat (1, cast ([1; 2], t1), cast (3, t2)), cast ([1; 2; 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2169 %! assert (cat (1, cast ([1; 2], t1), cast ([3; 4], t2)), cast ([1; 2; 3; 4], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2170 %! assert (cat (2, cast (1, t1), cast (2, t2)), cast ([1, 2], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2171 %! assert (cat (2, cast (1, t1), cast ([2, 3], t2)), cast ([1, 2, 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2172 %! assert (cat (2, cast ([1, 2], t1), cast (3, t2)), cast ([1, 2, 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2173 %! assert (cat (2, cast ([1, 2], t1), cast ([3, 4], t2)), cast ([1, 2, 3, 4], tr));
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	2174 %!
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2175 %! assert ([cast(1, t1); cast(2, t2)], cast ([1; 2], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2176 %! assert ([cast(1, t1); cast([2; 3], t2)], cast ([1; 2; 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2177 %! assert ([cast([1; 2], t1); cast(3, t2)], cast ([1; 2; 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2178 %! assert ([cast([1; 2], t1); cast([3; 4], t2)], cast ([1; 2; 3; 4], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2179 %! assert ([cast(1, t1), cast(2, t2)], cast ([1, 2], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2180 %! assert ([cast(1, t1), cast([2, 3], t2)], cast ([1, 2, 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2181 %! assert ([cast([1, 2], t1), cast(3, t2)], cast ([1, 2, 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2182 %! assert ([cast([1, 2], t1), cast([3, 4], t2)], cast ([1, 2, 3, 4], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2183 %!
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2184 %! if (nargin == 3 \|\| cmplx)
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2185 %! assert (cat (1, cast (1i, t1), cast (2, t2)), cast ([1i; 2], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2186 %! assert (cat (1, cast (1i, t1), cast ([2; 3], t2)), cast ([1i; 2; 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2187 %! assert (cat (1, cast ([1i; 2], t1), cast (3, t2)), cast ([1i; 2; 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2188 %! assert (cat (1, cast ([1i; 2], t1), cast ([3; 4], t2)), cast ([1i; 2; 3; 4], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2189 %! assert (cat (2, cast (1i, t1), cast (2, t2)), cast ([1i, 2], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2190 %! assert (cat (2, cast (1i, t1), cast ([2, 3], t2)), cast ([1i, 2, 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2191 %! assert (cat (2, cast ([1i, 2], t1), cast (3, t2)), cast ([1i, 2, 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2192 %! assert (cat (2, cast ([1i, 2], t1), cast ([3, 4], t2)), cast ([1i, 2, 3, 4], tr));
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	2193 %!
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2194 %! assert ([cast(1i, t1); cast(2, t2)], cast ([1i; 2], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2195 %! assert ([cast(1i, t1); cast([2; 3], t2)], cast ([1i; 2; 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2196 %! assert ([cast([1i; 2], t1); cast(3, t2)], cast ([1i; 2; 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2197 %! assert ([cast([1i; 2], t1); cast([3; 4], t2)], cast ([1i; 2; 3; 4], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2198 %! assert ([cast(1i, t1), cast(2, t2)], cast ([1i, 2], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2199 %! assert ([cast(1i, t1), cast([2, 3], t2)], cast ([1i, 2, 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2200 %! assert ([cast([1i, 2], t1), cast(3, t2)], cast ([1i, 2, 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2201 %! assert ([cast([1i, 2], t1), cast([3, 4], t2)], cast ([1i, 2, 3, 4], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2202 %!
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2203 %! assert (cat (1, cast (1, t1), cast (2i, t2)), cast ([1; 2i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2204 %! assert (cat (1, cast (1, t1), cast ([2i; 3], t2)), cast ([1; 2i; 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2205 %! assert (cat (1, cast ([1; 2], t1), cast (3i, t2)), cast ([1; 2; 3i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2206 %! assert (cat (1, cast ([1; 2], t1), cast ([3i; 4], t2)), cast ([1; 2; 3i; 4], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2207 %! assert (cat (2, cast (1, t1), cast (2i, t2)), cast ([1, 2i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2208 %! assert (cat (2, cast (1, t1), cast ([2i, 3], t2)), cast ([1, 2i, 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2209 %! assert (cat (2, cast ([1, 2], t1), cast (3i, t2)), cast ([1, 2, 3i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2210 %! assert (cat (2, cast ([1, 2], t1), cast ([3i, 4], t2)), cast ([1, 2, 3i, 4], tr));
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	2211 %!
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2212 %! assert ([cast(1, t1); cast(2i, t2)], cast ([1; 2i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2213 %! assert ([cast(1, t1); cast([2i; 3], t2)], cast ([1; 2i; 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2214 %! assert ([cast([1; 2], t1); cast(3i, t2)], cast ([1; 2; 3i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2215 %! assert ([cast([1; 2], t1); cast([3i; 4], t2)], cast ([1; 2; 3i; 4], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2216 %! assert ([cast(1, t1), cast(2i, t2)], cast ([1, 2i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2217 %! assert ([cast(1, t1), cast([2i, 3], t2)], cast ([1, 2i, 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2218 %! assert ([cast([1, 2], t1), cast(3i, t2)], cast ([1, 2, 3i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2219 %! assert ([cast([1, 2], t1), cast([3i, 4], t2)], cast ([1, 2, 3i, 4], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2220 %!
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2221 %! assert (cat (1, cast (1i, t1), cast (2i, t2)), cast ([1i; 2i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2222 %! assert (cat (1, cast (1i, t1), cast ([2i; 3], t2)), cast ([1i; 2i; 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2223 %! assert (cat (1, cast ([1i; 2], t1), cast (3i, t2)), cast ([1i; 2; 3i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2224 %! assert (cat (1, cast ([1i; 2], t1), cast ([3i; 4], t2)), cast ([1i; 2; 3i; 4], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2225 %! assert (cat (2, cast (1i, t1), cast (2i, t2)), cast ([1i, 2i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2226 %! assert (cat (2, cast (1i, t1), cast ([2i, 3], t2)), cast ([1i, 2i, 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2227 %! assert (cat (2, cast ([1i, 2], t1), cast (3i, t2)), cast ([1i, 2, 3i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2228 %! assert (cat (2, cast ([1i, 2], t1), cast ([3i, 4], t2)), cast ([1i, 2, 3i, 4], tr));
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	2229 %!
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2230 %! assert ([cast(1i, t1); cast(2i, t2)], cast ([1i; 2i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2231 %! assert ([cast(1i, t1); cast([2i; 3], t2)], cast ([1i; 2i; 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2232 %! assert ([cast([1i; 2], t1); cast(3i, t2)], cast ([1i; 2; 3i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2233 %! assert ([cast([1i; 2], t1); cast([3i; 4], t2)], cast ([1i; 2; 3i; 4], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2234 %! assert ([cast(1i, t1), cast(2i, t2)], cast ([1i, 2i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2235 %! assert ([cast(1i, t1), cast([2i, 3], t2)], cast ([1i, 2i, 3], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2236 %! assert ([cast([1i, 2], t1), cast(3i, t2)], cast ([1i, 2, 3i], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2237 %! assert ([cast([1i, 2], t1), cast([3i, 4], t2)], cast ([1i, 2, 3i, 4], tr));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2238 %! endif
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2239 %! ret = true;
14085 4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2240 %!endfunction
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2241
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2242 %!assert (__testcat('double', 'double', 'double'))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2243 %!assert (__testcat('single', 'double', 'single'))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2244 %!assert (__testcat('double', 'single', 'single'))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2245 %!assert (__testcat('single', 'single', 'single'))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2246
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2247 %!assert (__testcat('double', 'int8', 'int8', false))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2248 %!assert (__testcat('int8', 'double', 'int8', false))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2249 %!assert (__testcat('single', 'int8', 'int8', false))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2250 %!assert (__testcat('int8', 'single', 'int8', false))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2251 %!assert (__testcat('int8', 'int8', 'int8', false))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2252 %!assert (__testcat('double', 'int16', 'int16', false))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2253 %!assert (__testcat('int16', 'double', 'int16', false))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2254 %!assert (__testcat('single', 'int16', 'int16', false))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2255 %!assert (__testcat('int16', 'single', 'int16', false))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2256 %!assert (__testcat('int16', 'int16', 'int16', false))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2257 %!assert (__testcat('double', 'int32', 'int32', false))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2258 %!assert (__testcat('int32', 'double', 'int32', false))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2259 %!assert (__testcat('single', 'int32', 'int32', false))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2260 %!assert (__testcat('int32', 'single', 'int32', false))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2261 %!assert (__testcat('int32', 'int32', 'int32', false))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2262 %!assert (__testcat('double', 'int64', 'int64', false))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2263 %!assert (__testcat('int64', 'double', 'int64', false))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2264 %!assert (__testcat('single', 'int64', 'int64', false))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2265 %!assert (__testcat('int64', 'single', 'int64', false))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2266 %!assert (__testcat('int64', 'int64', 'int64', false))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2267
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2268 %!assert (__testcat('double', 'uint8', 'uint8', false))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2269 %!assert (__testcat('uint8', 'double', 'uint8', false))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2270 %!assert (__testcat('single', 'uint8', 'uint8', false))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2271 %!assert (__testcat('uint8', 'single', 'uint8', false))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2272 %!assert (__testcat('uint8', 'uint8', 'uint8', false))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2273 %!assert (__testcat('double', 'uint16', 'uint16', false))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2274 %!assert (__testcat('uint16', 'double', 'uint16', false))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2275 %!assert (__testcat('single', 'uint16', 'uint16', false))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2276 %!assert (__testcat('uint16', 'single', 'uint16', false))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2277 %!assert (__testcat('uint16', 'uint16', 'uint16', false))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2278 %!assert (__testcat('double', 'uint32', 'uint32', false))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2279 %!assert (__testcat('uint32', 'double', 'uint32', false))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2280 %!assert (__testcat('single', 'uint32', 'uint32', false))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2281 %!assert (__testcat('uint32', 'single', 'uint32', false))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2282 %!assert (__testcat('uint32', 'uint32', 'uint32', false))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2283 %!assert (__testcat('double', 'uint64', 'uint64', false))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2284 %!assert (__testcat('uint64', 'double', 'uint64', false))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2285 %!assert (__testcat('single', 'uint64', 'uint64', false))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2286 %!assert (__testcat('uint64', 'single', 'uint64', false))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2287 %!assert (__testcat('uint64', 'uint64', 'uint64', false))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2288
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2289 %!assert (cat (3, [], [1,2;3,4]), [1,2;3,4])
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2290 %!assert (cat (3, [1,2;3,4], []), [1,2;3,4])
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2291 %!assert (cat (3, [], [1,2;3,4], []), [1,2;3,4])
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2292 %!assert (cat (3, [], [], []), zeros (0, 0, 3))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2293
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2294 %!assert (cat (3, [], [], 1, 2), cat (3, 1, 2))
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2295 %!assert (cat (3, [], [], [1,2;3,4]), [1,2;3,4])
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2296 %!assert (cat (4, [], [], [1,2;3,4]), [1,2;3,4])
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2297 %!error <dimension mismatch> cat (3, cat (3, [], []), [1,2;3,4])
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2298 %!error <dimension mismatch> cat (3, zeros (0, 0, 2), [1,2;3,4])
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2299
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2300 %!assert ([zeros(3,2,2); ones(1,2,2)], repmat([0;0;0;1],[1,2,2]) )
4e8f23ccadce test: Use internal prefix "__" for %!functions to avoid polluting workspace Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	2301 %!assert ([zeros(3,2,2); ones(1,2,2)], vertcat(zeros(3,2,2), ones(1,2,2)) )
12861 5ad509db825b test: Tests for bug #32683 involving incorrect ndarray concatenation Alois Schlögl parents: 12681 diff changeset	2302
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2303 */
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	2304
4593 77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2305 static octave_value
6959 47f4f4e88166 [project @ 2007-10-04 20:43:32 by jwe] jwe parents: 6953 diff changeset	2306 do_permute (const octave_value_list& args, bool inv)
4593 77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2307 {
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2308 octave_value retval;
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2309
5148 9eab94f5fadf [project @ 2005-02-18 19:04:34 by jwe] jwe parents: 5061 diff changeset	2310 if (args.length () == 2 && args(1).length () >= args(1).ndims ())
4593 77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2311 {
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2312 Array<int> vec = args(1).int_vector_value ();
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2313
5775 ace8d8d26933 [project @ 2006-04-24 19:13:06 by jwe] jwe parents: 5747 diff changeset	2314 // FIXME -- maybe we should create an idx_vector object
5148 9eab94f5fadf [project @ 2005-02-18 19:04:34 by jwe] jwe parents: 5061 diff changeset	2315 // here and pass that to permute?
9eab94f5fadf [project @ 2005-02-18 19:04:34 by jwe] jwe parents: 5061 diff changeset	2316
9eab94f5fadf [project @ 2005-02-18 19:04:34 by jwe] jwe parents: 5061 diff changeset	2317 int n = vec.length ();
9eab94f5fadf [project @ 2005-02-18 19:04:34 by jwe] jwe parents: 5061 diff changeset	2318
9eab94f5fadf [project @ 2005-02-18 19:04:34 by jwe] jwe parents: 5061 diff changeset	2319 for (int i = 0; i < n; i++)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	2320 vec(i)--;
5148 9eab94f5fadf [project @ 2005-02-18 19:04:34 by jwe] jwe parents: 5061 diff changeset	2321
4593 77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2322 octave_value ret = args(0).permute (vec, inv);
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2323
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2324 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	2325 retval = ret;
4593 77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2326 }
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2327 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	2328 print_usage ();
4593 77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2329
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2330 return retval;
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2331 }
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2332
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2333 DEFUN (permute, args, ,
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2334 "-- texinfo --\n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	2335 @deftypefn {Built-in Function} {} permute (@var{A}, @var{perm})\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	2336 Return the generalized transpose for an N-D array object @var{A}.\n\
4593 77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2337 The permutation vector @var{perm} must contain the elements\n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	2338 @code{1:ndims(A)} (in any order, but each element must appear only once).\n\
5642 2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe] jwe parents: 5607 diff changeset	2339 @seealso{ipermute}\n\
2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe] jwe parents: 5607 diff changeset	2340 @end deftypefn")
4593 77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2341 {
6959 47f4f4e88166 [project @ 2007-10-04 20:43:32 by jwe] jwe parents: 6953 diff changeset	2342 return do_permute (args, false);
4593 77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2343 }
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2344
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2345 DEFUN (ipermute, args, ,
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2346 "-- texinfo --\n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	2347 @deftypefn {Built-in Function} {} ipermute (@var{A}, @var{iperm})\n\
4593 77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2348 The inverse of the @code{permute} function. The expression\n\
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2349 \n\
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2350 @example\n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	2351 ipermute (permute (A, perm), perm)\n\
4593 77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2352 @end example\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10801 diff changeset	2353 \n\
10846 a4f482e66b65 Grammarcheck more of the documentation. Rik <octave@nomad.inbox5.com> parents: 10840 diff changeset	2354 @noindent\n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	2355 returns the original array @var{A}.\n\
5642 2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe] jwe parents: 5607 diff changeset	2356 @seealso{permute}\n\
2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe] jwe parents: 5607 diff changeset	2357 @end deftypefn")
4593 77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2358 {
6959 47f4f4e88166 [project @ 2007-10-04 20:43:32 by jwe] jwe parents: 6953 diff changeset	2359 return do_permute (args, true);
4593 77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2360 }
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe] jwe parents: 4569 diff changeset	2361
3195 7a5a5da64756 [project @ 1998-10-28 22:54:04 by jwe] jwe parents: 3186 diff changeset	2362 DEFUN (length, args, ,
3373 36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2363 "-- texinfo --\n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2364 @deftypefn {Built-in Function} {} length (@var{a})\n\
10687 a8ce6bdecce5 Improve documentation strings. Rik <octave@nomad.inbox5.com> parents: 10682 diff changeset	2365 Return the \"length\" of the object @var{a}. For matrix objects, the\n\
3373 36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2366 length is the number of rows or columns, whichever is greater (this\n\
9064 7c02ec148a3c Check grammar on all .cc files Rik <rdrider0-list@yahoo.com> parents: 9041 diff changeset	2367 odd definition is used for compatibility with @sc{matlab}).\n\
3373 36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2368 @end deftypefn")
3195 7a5a5da64756 [project @ 1998-10-28 22:54:04 by jwe] jwe parents: 3186 diff changeset	2369 {
7a5a5da64756 [project @ 1998-10-28 22:54:04 by jwe] jwe parents: 3186 diff changeset	2370 octave_value retval;
7a5a5da64756 [project @ 1998-10-28 22:54:04 by jwe] jwe parents: 3186 diff changeset	2371
7a5a5da64756 [project @ 1998-10-28 22:54:04 by jwe] jwe parents: 3186 diff changeset	2372 if (args.length () == 1)
9706 71160b139b07 simplify length,ndims,size and size_equal Jaroslav Hajek <highegg@gmail.com> parents: 9705 diff changeset	2373 retval = args(0).length ();
3195 7a5a5da64756 [project @ 1998-10-28 22:54:04 by jwe] jwe parents: 3186 diff changeset	2374 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	2375 print_usage ();
3195 7a5a5da64756 [project @ 1998-10-28 22:54:04 by jwe] jwe parents: 3186 diff changeset	2376
7a5a5da64756 [project @ 1998-10-28 22:54:04 by jwe] jwe parents: 3186 diff changeset	2377 return retval;
7a5a5da64756 [project @ 1998-10-28 22:54:04 by jwe] jwe parents: 3186 diff changeset	2378 }
7a5a5da64756 [project @ 1998-10-28 22:54:04 by jwe] jwe parents: 3186 diff changeset	2379
4554 78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe] jwe parents: 4545 diff changeset	2380 DEFUN (ndims, args, ,
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe] jwe parents: 4545 diff changeset	2381 "-- texinfo --\n\
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe] jwe parents: 4545 diff changeset	2382 @deftypefn {Built-in Function} {} ndims (@var{a})\n\
10687 a8ce6bdecce5 Improve documentation strings. Rik <octave@nomad.inbox5.com> parents: 10682 diff changeset	2383 Return the number of dimensions of @var{a}.\n\
4554 78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe] jwe parents: 4545 diff changeset	2384 For any array, the result will always be larger than or equal to 2.\n\
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe] jwe parents: 4545 diff changeset	2385 Trailing singleton dimensions are not counted.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10801 diff changeset	2386 \n\
10687 a8ce6bdecce5 Improve documentation strings. Rik <octave@nomad.inbox5.com> parents: 10682 diff changeset	2387 @example\n\
10711 fbd7843974fa Periodic grammar check of documentation files to ensure common format. Rik <octave@nomad.inbox5.com> parents: 10707 diff changeset	2388 @group\n\
13028 9b191d0e547f doc: fix typo in ndims doc string John W. Eaton <jwe@octave.org> parents: 12924 diff changeset	2389 ndims (ones (4, 1, 2, 1))\n\
10687 a8ce6bdecce5 Improve documentation strings. Rik <octave@nomad.inbox5.com> parents: 10682 diff changeset	2390 @result{} 3\n\
10711 fbd7843974fa Periodic grammar check of documentation files to ensure common format. Rik <octave@nomad.inbox5.com> parents: 10707 diff changeset	2391 @end group\n\
10687 a8ce6bdecce5 Improve documentation strings. Rik <octave@nomad.inbox5.com> parents: 10682 diff changeset	2392 @end example\n\
4554 78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe] jwe parents: 4545 diff changeset	2393 @end deftypefn")
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe] jwe parents: 4545 diff changeset	2394 {
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe] jwe parents: 4545 diff changeset	2395 octave_value retval;
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe] jwe parents: 4545 diff changeset	2396
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe] jwe parents: 4545 diff changeset	2397 if (args.length () == 1)
9706 71160b139b07 simplify length,ndims,size and size_equal Jaroslav Hajek <highegg@gmail.com> parents: 9705 diff changeset	2398 retval = args(0).ndims ();
4554 78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe] jwe parents: 4545 diff changeset	2399 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	2400 print_usage ();
4554 78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe] jwe parents: 4545 diff changeset	2401
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe] jwe parents: 4545 diff changeset	2402 return retval;
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe] jwe parents: 4545 diff changeset	2403 }
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe] jwe parents: 4545 diff changeset	2404
4559 802818bfac91 [project @ 2003-10-28 19:13:43 by jwe] jwe parents: 4556 diff changeset	2405 DEFUN (numel, args, ,
802818bfac91 [project @ 2003-10-28 19:13:43 by jwe] jwe parents: 4556 diff changeset	2406 "-- texinfo --\n\
10687 a8ce6bdecce5 Improve documentation strings. Rik <octave@nomad.inbox5.com> parents: 10682 diff changeset	2407 @deftypefn {Built-in Function} {} numel (@var{a})\n\
9705 5acd99c3e794 avoid recursive overloaded calls in builtin numel Jaroslav Hajek <highegg@gmail.com> parents: 9689 diff changeset	2408 @deftypefnx {Built-in Function} {} numel (@var{a}, @var{idx1}, @var{idx2}, @dots{})\n\
10687 a8ce6bdecce5 Improve documentation strings. Rik <octave@nomad.inbox5.com> parents: 10682 diff changeset	2409 Return the number of elements in the object @var{a}.\n\
9705 5acd99c3e794 avoid recursive overloaded calls in builtin numel Jaroslav Hajek <highegg@gmail.com> parents: 9689 diff changeset	2410 Optionally, if indices @var{idx1}, @var{idx2}, @dots{} are supplied,\n\
5acd99c3e794 avoid recursive overloaded calls in builtin numel Jaroslav Hajek <highegg@gmail.com> parents: 9689 diff changeset	2411 return the number of elements that would result from the indexing\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10801 diff changeset	2412 \n\
9705 5acd99c3e794 avoid recursive overloaded calls in builtin numel Jaroslav Hajek <highegg@gmail.com> parents: 9689 diff changeset	2413 @example\n\
5acd99c3e794 avoid recursive overloaded calls in builtin numel Jaroslav Hajek <highegg@gmail.com> parents: 9689 diff changeset	2414 @var{a}(@var{idx1}, @var{idx2}, @dots{})\n\
5acd99c3e794 avoid recursive overloaded calls in builtin numel Jaroslav Hajek <highegg@gmail.com> parents: 9689 diff changeset	2415 @end example\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10801 diff changeset	2416 \n\
13929 9cae456085c2 Grammarcheck of documentation before 3.6.0 release. Rik <octave@nomad.inbox5.com> parents: 13915 diff changeset	2417 Note that the indices do not have to be numerical. For example,\n\
12924 67a5acac8e1b Clarify what indices can be for numel Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 12681 diff changeset	2418 \n\
67a5acac8e1b Clarify what indices can be for numel Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 12681 diff changeset	2419 @example\n\
13929 9cae456085c2 Grammarcheck of documentation before 3.6.0 release. Rik <octave@nomad.inbox5.com> parents: 13915 diff changeset	2420 @group\n\
12924 67a5acac8e1b Clarify what indices can be for numel Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 12681 diff changeset	2421 @var{a} = 1;\n\
67a5acac8e1b Clarify what indices can be for numel Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 12681 diff changeset	2422 @var{b} = ones (2, 3);\n\
67a5acac8e1b Clarify what indices can be for numel Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 12681 diff changeset	2423 numel (@var{a}, @var{b});\n\
13929 9cae456085c2 Grammarcheck of documentation before 3.6.0 release. Rik <octave@nomad.inbox5.com> parents: 13915 diff changeset	2424 @end group\n\
12924 67a5acac8e1b Clarify what indices can be for numel Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 12681 diff changeset	2425 @end example\n\
67a5acac8e1b Clarify what indices can be for numel Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 12681 diff changeset	2426 \n\
13929 9cae456085c2 Grammarcheck of documentation before 3.6.0 release. Rik <octave@nomad.inbox5.com> parents: 13915 diff changeset	2427 @noindent\n\
12924 67a5acac8e1b Clarify what indices can be for numel Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 12681 diff changeset	2428 will return 6, as this is the number of ways to index with @var{b}.\n\
67a5acac8e1b Clarify what indices can be for numel Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 12681 diff changeset	2429 \n\
9705 5acd99c3e794 avoid recursive overloaded calls in builtin numel Jaroslav Hajek <highegg@gmail.com> parents: 9689 diff changeset	2430 This method is also called when an object appears as lvalue with cs-list\n\
9758 09da0bd91412 Periodic grammar check of Octave documentation files to ensure common format Rik <rdrider0-list@yahoo.com> parents: 9736 diff changeset	2431 indexing, i.e., @code{object@{@dots{}@}} or @code{object(@dots{}).field}.\n\
5724 82247c2a7520 [project @ 2006-03-30 21:34:52 by jwe] jwe parents: 5714 diff changeset	2432 @seealso{size}\n\
4559 802818bfac91 [project @ 2003-10-28 19:13:43 by jwe] jwe parents: 4556 diff changeset	2433 @end deftypefn")
802818bfac91 [project @ 2003-10-28 19:13:43 by jwe] jwe parents: 4556 diff changeset	2434 {
802818bfac91 [project @ 2003-10-28 19:13:43 by jwe] jwe parents: 4556 diff changeset	2435 octave_value retval;
9329 67fc970dad7d improve indexed assignment using indexed numel Jaroslav Hajek <highegg@gmail.com> parents: 9319 diff changeset	2436 octave_idx_type nargin = args.length ();
67fc970dad7d improve indexed assignment using indexed numel Jaroslav Hajek <highegg@gmail.com> parents: 9319 diff changeset	2437
9705 5acd99c3e794 avoid recursive overloaded calls in builtin numel Jaroslav Hajek <highegg@gmail.com> parents: 9689 diff changeset	2438 if (nargin == 1)
5acd99c3e794 avoid recursive overloaded calls in builtin numel Jaroslav Hajek <highegg@gmail.com> parents: 9689 diff changeset	2439 retval = args(0).numel ();
5acd99c3e794 avoid recursive overloaded calls in builtin numel Jaroslav Hajek <highegg@gmail.com> parents: 9689 diff changeset	2440 else if (nargin > 1)
4559 802818bfac91 [project @ 2003-10-28 19:13:43 by jwe] jwe parents: 4556 diff changeset	2441 {
9705 5acd99c3e794 avoid recursive overloaded calls in builtin numel Jaroslav Hajek <highegg@gmail.com> parents: 9689 diff changeset	2442 // Don't use numel (const octave_value_list&) here as that corresponds to
5acd99c3e794 avoid recursive overloaded calls in builtin numel Jaroslav Hajek <highegg@gmail.com> parents: 9689 diff changeset	2443 // an overloaded call, not to builtin!
5acd99c3e794 avoid recursive overloaded calls in builtin numel Jaroslav Hajek <highegg@gmail.com> parents: 9689 diff changeset	2444 retval = dims_to_numel (args(0).dims (), args.slice (1, nargin-1));
4559 802818bfac91 [project @ 2003-10-28 19:13:43 by jwe] jwe parents: 4556 diff changeset	2445 }
802818bfac91 [project @ 2003-10-28 19:13:43 by jwe] jwe parents: 4556 diff changeset	2446 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	2447 print_usage ();
4559 802818bfac91 [project @ 2003-10-28 19:13:43 by jwe] jwe parents: 4556 diff changeset	2448
802818bfac91 [project @ 2003-10-28 19:13:43 by jwe] jwe parents: 4556 diff changeset	2449 return retval;
802818bfac91 [project @ 2003-10-28 19:13:43 by jwe] jwe parents: 4556 diff changeset	2450 }
802818bfac91 [project @ 2003-10-28 19:13:43 by jwe] jwe parents: 4556 diff changeset	2451
1957 0e6a0a271998 [project @ 1996-02-15 01:08:15 by jwe] jwe parents: 1940 diff changeset	2452 DEFUN (size, args, nargout,
3373 36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2453 "-- texinfo --\n\
10687 a8ce6bdecce5 Improve documentation strings. Rik <octave@nomad.inbox5.com> parents: 10682 diff changeset	2454 @deftypefn {Built-in Function} {} size (@var{a})\n\
a8ce6bdecce5 Improve documentation strings. Rik <octave@nomad.inbox5.com> parents: 10682 diff changeset	2455 @deftypefnx {Built-in Function} {} size (@var{a}, @var{dim})\n\
12546 39ca02387a32 Improve docstrings for a number of functions. Rik <octave@nomad.inbox5.com> parents: 12483 diff changeset	2456 Return the number of rows and columns of @var{a}.\n\
3373 36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2457 \n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2458 With one input argument and one output argument, the result is returned\n\
4741 e44d0ac643a5 [project @ 2004-02-05 21:57:50 by jwe] jwe parents: 4739 diff changeset	2459 in a row vector. If there are multiple output arguments, the number of\n\
e44d0ac643a5 [project @ 2004-02-05 21:57:50 by jwe] jwe parents: 4739 diff changeset	2460 rows is assigned to the first, and the number of columns to the second,\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10801 diff changeset	2461 etc. For example:\n\
3373 36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2462 \n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2463 @example\n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2464 @group\n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2465 size ([1, 2; 3, 4; 5, 6])\n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2466 @result{} [ 3, 2 ]\n\
1031 59f5eb2d5eb3 [project @ 1995-01-15 21:11:11 by jwe] jwe parents: 1009 diff changeset	2467 \n\
3373 36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2468 [nr, nc] = size ([1, 2; 3, 4; 5, 6])\n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2469 @result{} nr = 3\n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2470 @result{} nc = 2\n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2471 @end group\n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2472 @end example\n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2473 \n\
4741 e44d0ac643a5 [project @ 2004-02-05 21:57:50 by jwe] jwe parents: 4739 diff changeset	2474 If given a second argument, @code{size} will return the size of the\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10801 diff changeset	2475 corresponding dimension. For example,\n\
1031 59f5eb2d5eb3 [project @ 1995-01-15 21:11:11 by jwe] jwe parents: 1009 diff changeset	2476 \n\
3373 36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2477 @example\n\
9064 7c02ec148a3c Check grammar on all .cc files Rik <rdrider0-list@yahoo.com> parents: 9041 diff changeset	2478 @group\n\
3373 36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2479 size ([1, 2; 3, 4; 5, 6], 2)\n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2480 @result{} 2\n\
9064 7c02ec148a3c Check grammar on all .cc files Rik <rdrider0-list@yahoo.com> parents: 9041 diff changeset	2481 @end group\n\
3373 36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2482 @end example\n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2483 \n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2484 @noindent\n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2485 returns the number of columns in the given matrix.\n\
5724 82247c2a7520 [project @ 2006-03-30 21:34:52 by jwe] jwe parents: 5714 diff changeset	2486 @seealso{numel}\n\
3373 36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	2487 @end deftypefn")
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	2488 {
2086 bfb775fb6fe8 [project @ 1996-04-25 05:55:19 by jwe] jwe parents: 1996 diff changeset	2489 octave_value_list retval;
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	2490
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	2491 int nargin = args.length ();
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	2492
4513 508238e65af7 [project @ 2003-09-19 21:40:57 by jwe] jwe parents: 4512 diff changeset	2493 if (nargin == 1)
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	2494 {
9706 71160b139b07 simplify length,ndims,size and size_equal Jaroslav Hajek <highegg@gmail.com> parents: 9705 diff changeset	2495 const dim_vector dimensions = args(0).dims ();
4513 508238e65af7 [project @ 2003-09-19 21:40:57 by jwe] jwe parents: 4512 diff changeset	2496
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe] jwe parents: 4512 diff changeset	2497 if (nargout > 1)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	2498 {
9706 71160b139b07 simplify length,ndims,size and size_equal Jaroslav Hajek <highegg@gmail.com> parents: 9705 diff changeset	2499 const dim_vector rdims = dimensions.redim (nargout);
71160b139b07 simplify length,ndims,size and size_equal Jaroslav Hajek <highegg@gmail.com> parents: 9705 diff changeset	2500 retval.resize (nargout);
71160b139b07 simplify length,ndims,size and size_equal Jaroslav Hajek <highegg@gmail.com> parents: 9705 diff changeset	2501 for (int i = 0; i < nargout; i++)
71160b139b07 simplify length,ndims,size and size_equal Jaroslav Hajek <highegg@gmail.com> parents: 9705 diff changeset	2502 retval(i) = rdims(i);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	2503 }
4513 508238e65af7 [project @ 2003-09-19 21:40:57 by jwe] jwe parents: 4512 diff changeset	2504 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	2505 {
9706 71160b139b07 simplify length,ndims,size and size_equal Jaroslav Hajek <highegg@gmail.com> parents: 9705 diff changeset	2506 int ndims = dimensions.length ();
71160b139b07 simplify length,ndims,size and size_equal Jaroslav Hajek <highegg@gmail.com> parents: 9705 diff changeset	2507
71160b139b07 simplify length,ndims,size and size_equal Jaroslav Hajek <highegg@gmail.com> parents: 9705 diff changeset	2508 NoAlias<Matrix> m (1, ndims);
71160b139b07 simplify length,ndims,size and size_equal Jaroslav Hajek <highegg@gmail.com> parents: 9705 diff changeset	2509
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	2510 for (int i = 0; i < ndims; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	2511 m(i) = dimensions(i);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	2512
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	2513 retval(0) = m;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	2514 }
1031 59f5eb2d5eb3 [project @ 1995-01-15 21:11:11 by jwe] jwe parents: 1009 diff changeset	2515 }
59f5eb2d5eb3 [project @ 1995-01-15 21:11:11 by jwe] jwe parents: 1009 diff changeset	2516 else if (nargin == 2 && nargout < 2)
59f5eb2d5eb3 [project @ 1995-01-15 21:11:11 by jwe] jwe parents: 1009 diff changeset	2517 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5164 diff changeset	2518 octave_idx_type nd = args(1).int_value (true);
1031 59f5eb2d5eb3 [project @ 1995-01-15 21:11:11 by jwe] jwe parents: 1009 diff changeset	2519
59f5eb2d5eb3 [project @ 1995-01-15 21:11:11 by jwe] jwe parents: 1009 diff changeset	2520 if (error_state)
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 11591 diff changeset	2521 error ("size: DIM must be a scalar");
712 36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe] jwe parents: 649 diff changeset	2522 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	2523 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	2524 const dim_vector dv = args(0).dims ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	2525
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	2526 if (nd > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	2527 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	2528 if (nd <= dv.length ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	2529 retval(0) = dv(nd-1);
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	2530 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	2531 retval(0) = 1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	2532 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	2533 else
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 11591 diff changeset	2534 error ("size: requested dimension DIM (= %d) out of range", nd);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	2535 }
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	2536 }
712 36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe] jwe parents: 649 diff changeset	2537 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	2538 print_usage ();
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	2539
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	2540 return retval;
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	2541 }
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	2542
6156 a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe] jwe parents: 6133 diff changeset	2543 DEFUN (size_equal, args, ,
a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe] jwe parents: 6133 diff changeset	2544 "-- texinfo --\n\
6561 dc83c15d7149 [project @ 2007-04-23 16:58:17 by jwe] jwe parents: 6556 diff changeset	2545 @deftypefn {Built-in Function} {} size_equal (@var{a}, @var{b}, @dots{})\n\
dc83c15d7149 [project @ 2007-04-23 16:58:17 by jwe] jwe parents: 6556 diff changeset	2546 Return true if the dimensions of all arguments agree.\n\
6156 a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe] jwe parents: 6133 diff changeset	2547 Trailing singleton dimensions are ignored.\n\
10002 e93c9bfff8b8 allow size_equal with 0 arguments Jaroslav Hajek <highegg@gmail.com> parents: 9866 diff changeset	2548 Called with a single or no argument, size_equal returns true.\n\
6156 a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe] jwe parents: 6133 diff changeset	2549 @seealso{size, numel}\n\
a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe] jwe parents: 6133 diff changeset	2550 @end deftypefn")
a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe] jwe parents: 6133 diff changeset	2551 {
a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe] jwe parents: 6133 diff changeset	2552 octave_value retval;
a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe] jwe parents: 6133 diff changeset	2553
6561 dc83c15d7149 [project @ 2007-04-23 16:58:17 by jwe] jwe parents: 6556 diff changeset	2554 int nargin = args.length ();
dc83c15d7149 [project @ 2007-04-23 16:58:17 by jwe] jwe parents: 6556 diff changeset	2555
10002 e93c9bfff8b8 allow size_equal with 0 arguments Jaroslav Hajek <highegg@gmail.com> parents: 9866 diff changeset	2556 retval = true;
e93c9bfff8b8 allow size_equal with 0 arguments Jaroslav Hajek <highegg@gmail.com> parents: 9866 diff changeset	2557
8947 1e4b3149365a allow size_equal called with 1 arg Jaroslav Hajek <highegg@gmail.com> parents: 8934 diff changeset	2558 if (nargin >= 1)
6156 a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe] jwe parents: 6133 diff changeset	2559 {
a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe] jwe parents: 6133 diff changeset	2560 dim_vector a_dims = args(0).dims ();
6561 dc83c15d7149 [project @ 2007-04-23 16:58:17 by jwe] jwe parents: 6556 diff changeset	2561
dc83c15d7149 [project @ 2007-04-23 16:58:17 by jwe] jwe parents: 6556 diff changeset	2562 for (int i = 1; i < nargin; ++i)
dc83c15d7149 [project @ 2007-04-23 16:58:17 by jwe] jwe parents: 6556 diff changeset	2563 {
dc83c15d7149 [project @ 2007-04-23 16:58:17 by jwe] jwe parents: 6556 diff changeset	2564 dim_vector b_dims = args(i).dims ();
dc83c15d7149 [project @ 2007-04-23 16:58:17 by jwe] jwe parents: 6556 diff changeset	2565
dc83c15d7149 [project @ 2007-04-23 16:58:17 by jwe] jwe parents: 6556 diff changeset	2566 if (a_dims != b_dims)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	2567 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	2568 retval = false;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	2569 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	2570 }
6561 dc83c15d7149 [project @ 2007-04-23 16:58:17 by jwe] jwe parents: 6556 diff changeset	2571 }
6156 a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe] jwe parents: 6133 diff changeset	2572 }
a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe] jwe parents: 6133 diff changeset	2573
a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe] jwe parents: 6133 diff changeset	2574 return retval;
a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe] jwe parents: 6133 diff changeset	2575 }
a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe] jwe parents: 6133 diff changeset	2576
5602 dfa2da0563e5 [project @ 2006-01-31 03:43:40 by jwe] jwe parents: 5533 diff changeset	2577 DEFUN (nnz, args, ,
dfa2da0563e5 [project @ 2006-01-31 03:43:40 by jwe] jwe parents: 5533 diff changeset	2578 "-- texinfo --\n\
6156 a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe] jwe parents: 6133 diff changeset	2579 @deftypefn {Built-in Function} {@var{scalar} =} nnz (@var{a})\n\
11572 7d6d8c1e471f Grammarcheck Texinfo for files in src directory. Rik <octave@nomad.inbox5.com> parents: 11570 diff changeset	2580 Return the number of non zero elements in @var{a}.\n\
5602 dfa2da0563e5 [project @ 2006-01-31 03:43:40 by jwe] jwe parents: 5533 diff changeset	2581 @seealso{sparse}\n\
dfa2da0563e5 [project @ 2006-01-31 03:43:40 by jwe] jwe parents: 5533 diff changeset	2582 @end deftypefn")
dfa2da0563e5 [project @ 2006-01-31 03:43:40 by jwe] jwe parents: 5533 diff changeset	2583 {
dfa2da0563e5 [project @ 2006-01-31 03:43:40 by jwe] jwe parents: 5533 diff changeset	2584 octave_value retval;
dfa2da0563e5 [project @ 2006-01-31 03:43:40 by jwe] jwe parents: 5533 diff changeset	2585
dfa2da0563e5 [project @ 2006-01-31 03:43:40 by jwe] jwe parents: 5533 diff changeset	2586 if (args.length () == 1)
dfa2da0563e5 [project @ 2006-01-31 03:43:40 by jwe] jwe parents: 5533 diff changeset	2587 retval = args(0).nnz ();
dfa2da0563e5 [project @ 2006-01-31 03:43:40 by jwe] jwe parents: 5533 diff changeset	2588 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	2589 print_usage ();
5602 dfa2da0563e5 [project @ 2006-01-31 03:43:40 by jwe] jwe parents: 5533 diff changeset	2590
dfa2da0563e5 [project @ 2006-01-31 03:43:40 by jwe] jwe parents: 5533 diff changeset	2591 return retval;
dfa2da0563e5 [project @ 2006-01-31 03:43:40 by jwe] jwe parents: 5533 diff changeset	2592 }
dfa2da0563e5 [project @ 2006-01-31 03:43:40 by jwe] jwe parents: 5533 diff changeset	2593
5604 2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5602 diff changeset	2594 DEFUN (nzmax, args, ,
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5602 diff changeset	2595 "-- texinfo --\n\
6156 a46f14cdbecd [project @ 2006-11-13 19:20:23 by jwe] jwe parents: 6133 diff changeset	2596 @deftypefn {Built-in Function} {@var{scalar} =} nzmax (@var{SM})\n\
5604 2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5602 diff changeset	2597 Return the amount of storage allocated to the sparse matrix @var{SM}.\n\
7001 8b0cfeb06365 [project @ 2007-10-10 18:02:59 by jwe] jwe parents: 6999 diff changeset	2598 Note that Octave tends to crop unused memory at the first opportunity\n\
9064 7c02ec148a3c Check grammar on all .cc files Rik <rdrider0-list@yahoo.com> parents: 9041 diff changeset	2599 for sparse objects. There are some cases of user created sparse objects\n\
9066 be150a172010 Cleanup documentation for diagperm.texi, sparse.texi Rik <rdrider0-list@yahoo.com> parents: 9064 diff changeset	2600 where the value returned by @dfn{nzmax} will not be the same as @dfn{nnz},\n\
5604 2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5602 diff changeset	2601 but in general they will give the same result.\n\
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5602 diff changeset	2602 @seealso{sparse, spalloc}\n\
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5602 diff changeset	2603 @end deftypefn")
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5602 diff changeset	2604 {
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5602 diff changeset	2605 octave_value retval;
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5602 diff changeset	2606
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5602 diff changeset	2607 if (args.length() == 1)
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5602 diff changeset	2608 retval = args(0).nzmax ();
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5602 diff changeset	2609 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	2610 print_usage ();
5604 2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5602 diff changeset	2611
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5602 diff changeset	2612 return retval;
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5602 diff changeset	2613 }
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5602 diff changeset	2614
5677 a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2615 DEFUN (rows, args, ,
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2616 "-- texinfo --\n\
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2617 @deftypefn {Built-in Function} {} rows (@var{a})\n\
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2618 Return the number of rows of @var{a}.\n\
10687 a8ce6bdecce5 Improve documentation strings. Rik <octave@nomad.inbox5.com> parents: 10682 diff changeset	2619 @seealso{columns, size, length, numel, isscalar, isvector, ismatrix}\n\
5677 a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2620 @end deftypefn")
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2621 {
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2622 octave_value retval;
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2623
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2624 if (args.length () == 1)
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2625 retval = args(0).rows ();
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2626 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	2627 print_usage ();
5677 a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2628
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2629 return retval;
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2630 }
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2631
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2632 DEFUN (columns, args, ,
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2633 "-- texinfo --\n\
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2634 @deftypefn {Built-in Function} {} columns (@var{a})\n\
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2635 Return the number of columns of @var{a}.\n\
10687 a8ce6bdecce5 Improve documentation strings. Rik <octave@nomad.inbox5.com> parents: 10682 diff changeset	2636 @seealso{rows, size, length, numel, isscalar, isvector, ismatrix}\n\
5677 a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2637 @end deftypefn")
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2638 {
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2639 octave_value retval;
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2640
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2641 if (args.length () == 1)
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2642 retval = args(0).columns ();
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2643 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	2644 print_usage ();
5677 a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2645
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2646 return retval;
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2647 }
a8f6903535c9 [project @ 2006-03-16 05:54:20 by jwe] jwe parents: 5642 diff changeset	2648
1957 0e6a0a271998 [project @ 1996-02-15 01:08:15 by jwe] jwe parents: 1940 diff changeset	2649 DEFUN (sum, args, ,
3428 5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	2650 "-- texinfo --\n\
9163 9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9155 diff changeset	2651 @deftypefn {Built-in Function} {} sum (@var{x})\n\
9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9155 diff changeset	2652 @deftypefnx {Built-in Function} {} sum (@var{x}, @var{dim})\n\
7112 f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	2653 @deftypefnx {Built-in Function} {} sum (@dots{}, 'native')\n\
9721 192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2654 @deftypefnx {Built-in Function} {} sum (@dots{}, 'double')\n\
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2655 @deftypefnx {Built-in Function} {} sum (@dots{}, 'extra')\n\
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	2656 Sum of elements along dimension @var{dim}. If @var{dim} is\n\
9723 f426899f4b9c fix reduction functions docstrings Jaroslav Hajek <highegg@gmail.com> parents: 9721 diff changeset	2657 omitted, it defaults to the first non-singleton dimension.\n\
7112 f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	2658 \n\
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	2659 If the optional argument 'native' is given, then the sum is performed\n\
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	2660 in the same type as the original argument, rather than in the default\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10801 diff changeset	2661 double type. For example:\n\
7112 f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	2662 \n\
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	2663 @example\n\
9064 7c02ec148a3c Check grammar on all .cc files Rik <rdrider0-list@yahoo.com> parents: 9041 diff changeset	2664 @group\n\
7112 f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	2665 sum ([true, true])\n\
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	2666 @result{} 2\n\
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	2667 sum ([true, true], 'native')\n\
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	2668 @result{} true\n\
9064 7c02ec148a3c Check grammar on all .cc files Rik <rdrider0-list@yahoo.com> parents: 9041 diff changeset	2669 @end group\n\
7112 f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	2670 @end example\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10801 diff changeset	2671 \n\
10846 a4f482e66b65 Grammarcheck more of the documentation. Rik <octave@nomad.inbox5.com> parents: 10840 diff changeset	2672 On the contrary, if 'double' is given, the sum is performed in double\n\
a4f482e66b65 Grammarcheck more of the documentation. Rik <octave@nomad.inbox5.com> parents: 10840 diff changeset	2673 precision even for single precision inputs.\n\
9723 f426899f4b9c fix reduction functions docstrings Jaroslav Hajek <highegg@gmail.com> parents: 9721 diff changeset	2674 \n\
9721 192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2675 For double precision inputs, 'extra' indicates that a more accurate algorithm\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10801 diff changeset	2676 than straightforward summation is to be used. For single precision inputs,\n\
89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10801 diff changeset	2677 'extra' is the same as 'double'. Otherwise, 'extra' has no effect.\n\
9163 9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9155 diff changeset	2678 @seealso{cumsum, sumsq, prod}\n\
3428 5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	2679 @end deftypefn")
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	2680 {
9721 192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2681 octave_value retval;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2682
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2683 int nargin = args.length ();
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2684
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2685 bool isnative = false;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2686 bool isdouble = false;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2687 bool isextra = false;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2688
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2689 if (nargin > 1 && args(nargin - 1).is_string ())
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2690 {
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2691 std::string str = args(nargin - 1).string_value ();
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2692
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2693 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	2694 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	2695 if (str == "native")
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	2696 isnative = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	2697 else if (str == "double")
9721 192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2698 isdouble = true;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2699 else if (str == "extra")
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2700 isextra = true;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2701 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	2702 error ("sum: unrecognized string argument");
9721 192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2703 nargin --;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	2704 }
9721 192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2705 }
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2706
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2707 if (error_state)
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2708 return retval;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2709
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2710 if (nargin == 1 \|\| nargin == 2)
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2711 {
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2712 octave_value arg = args(0);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2713
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2714 int dim = -1;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2715 if (nargin == 2)
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2716 {
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2717 dim = args(1).int_value () - 1;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2718 if (dim < 0)
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 11591 diff changeset	2719 error ("sum: invalid dimension DIM = %d", dim + 1);
9721 192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2720 }
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2721
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2722 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	2723 {
9721 192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2724 switch (arg.builtin_type ())
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2725 {
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2726 case btyp_double:
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2727 if (arg.is_sparse_type ())
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2728 {
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2729 if (isextra)
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2730 warning ("sum: 'extra' not yet implemented for sparse matrices");
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2731 retval = arg.sparse_matrix_value ().sum (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2732 }
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2733 else if (isextra)
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2734 retval = arg.array_value ().xsum (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2735 else
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2736 retval = arg.array_value ().sum (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2737 break;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2738 case btyp_complex:
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2739 if (arg.is_sparse_type ())
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2740 {
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2741 if (isextra)
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2742 warning ("sum: 'extra' not yet implemented for sparse matrices");
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2743 retval = arg.sparse_complex_matrix_value ().sum (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2744 }
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2745 else if (isextra)
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2746 retval = arg.complex_array_value ().xsum (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2747 else
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2748 retval = arg.complex_array_value ().sum (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2749 break;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2750 case btyp_float:
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2751 if (isdouble \|\| isextra)
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2752 retval = arg.float_array_value ().dsum (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2753 else
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2754 retval = arg.float_array_value ().sum (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2755 break;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2756 case btyp_float_complex:
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2757 if (isdouble \|\| isextra)
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2758 retval = arg.float_complex_array_value ().dsum (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2759 else
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2760 retval = arg.float_complex_array_value ().sum (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2761 break;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2762
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2763 #define MAKE_INT_BRANCH(X) \
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2764 case btyp_ ## X: \
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2765 if (isnative) \
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2766 retval = arg.X ## _array_value ().sum (dim); \
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2767 else \
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2768 retval = arg.X ## _array_value ().dsum (dim); \
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2769 break
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2770 MAKE_INT_BRANCH (int8);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2771 MAKE_INT_BRANCH (int16);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2772 MAKE_INT_BRANCH (int32);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2773 MAKE_INT_BRANCH (int64);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2774 MAKE_INT_BRANCH (uint8);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2775 MAKE_INT_BRANCH (uint16);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2776 MAKE_INT_BRANCH (uint32);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2777 MAKE_INT_BRANCH (uint64);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2778 #undef MAKE_INT_BRANCH
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2779
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2780 case btyp_bool:
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2781 if (arg.is_sparse_type ())
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2782 {
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2783 if (isnative)
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2784 retval = arg.sparse_bool_matrix_value ().any (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2785 else
10983 4b51c0a20a98 optimize sum of sparse logical matrices Jaroslav Hajek <highegg@gmail.com> parents: 10880 diff changeset	2786 retval = arg.sparse_bool_matrix_value ().sum (dim);
9721 192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2787 }
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2788 else if (isnative)
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2789 retval = arg.bool_array_value ().any (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2790 else
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2791 retval = arg.bool_array_value ().sum (dim);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2792 break;
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2793
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2794 default:
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2795 gripe_wrong_type_arg ("sum", arg);
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2796 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	2797 }
9721 192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2798 }
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2799 else
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2800 print_usage ();
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2801
192d94cff6c1 improve sum & implement the 'extra' option, refactor some code Jaroslav Hajek <highegg@gmail.com> parents: 9706 diff changeset	2802 return retval;
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	2803 }
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	2804
7112 f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	2805 /*
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	2806
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	2807 %!assert (sum([true,true]), 2)
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	2808 %!assert (sum([true,true],'native'), true)
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	2809 %!assert (sum(int8([127,10,-20])), 117);
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	2810 %!assert (sum(int8([127,10,-20]),'native'), int8(107));
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	2811
7815 a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2812 %!assert(sum ([1, 2, 3]), 6)
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2813 %!assert(sum ([-1; -2; -3]), -6);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2814 %!assert(sum ([i, 2+i, -3+2i, 4]), 3+4i);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2815 %!assert(sum ([1, 2, 3; i, 2i, 3i; 1+i, 2+2i, 3+3i]), [2+2i, 4+4i, 6+6i]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2816
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2817 %!assert(sum (single([1, 2, 3])), single(6))
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2818 %!assert(sum (single([-1; -2; -3])), single(-6));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2819 %!assert(sum (single([i, 2+i, -3+2i, 4])), single(3+4i));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2820 %!assert(sum (single([1, 2, 3; i, 2i, 3i; 1+i, 2+2i, 3+3i])), single([2+2i, 4+4i, 6+6i]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2821
13915 5fa482628bf6 Remove unnecessary regular expression '.' from ends of %!error blocks Rik <octave@nomad.inbox5.com>* parents: 13780 diff changeset	2822 %!error <Invalid call to sum> sum ();
7815 a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2823
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2824 %!assert (sum ([1, 2; 3, 4], 1), [4, 6]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2825 %!assert (sum ([1, 2; 3, 4], 2), [3; 7]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2826 %!assert (sum (zeros (1, 0)), 0);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2827 %!assert (sum (zeros (1, 0), 1), zeros(1, 0));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2828 %!assert (sum (zeros (1, 0), 2), 0);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2829 %!assert (sum (zeros (0, 1)), 0);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2830 %!assert (sum (zeros (0, 1), 1), 0);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2831 %!assert (sum (zeros (0, 1), 2), zeros(0, 1));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2832 %!assert (sum (zeros (2, 0)), zeros(1, 0));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2833 %!assert (sum (zeros (2, 0), 1), zeros(1, 0));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2834 %!assert (sum (zeros (2, 0), 2), [0; 0]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2835 %!assert (sum (zeros (0, 2)), [0, 0]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2836 %!assert (sum (zeros (0, 2), 1), [0, 0]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2837 %!assert (sum (zeros (0, 2), 2), zeros(0, 1));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2838 %!assert (sum (zeros (2, 2, 0, 3)), zeros(1, 2, 0, 3));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2839 %!assert (sum (zeros (2, 2, 0, 3), 2), zeros(2, 1, 0, 3));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2840 %!assert (sum (zeros (2, 2, 0, 3), 3), zeros(2, 2, 1, 3));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2841 %!assert (sum (zeros (2, 2, 0, 3), 4), zeros(2, 2, 0));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2842 %!assert (sum (zeros (2, 2, 0, 3), 7), zeros(2, 2, 0, 3));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2843
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2844 %!assert (sum (single([1, 2; 3, 4]), 1), single([4, 6]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2845 %!assert (sum (single([1, 2; 3, 4]), 2), single([3; 7]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2846 %!assert (sum (zeros (1, 0, 'single')), single(0));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2847 %!assert (sum (zeros (1, 0, 'single'), 1), zeros(1, 0, 'single'));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2848 %!assert (sum (zeros (1, 0, 'single'), 2), single(0));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2849 %!assert (sum (zeros (0, 1, 'single')), single(0));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2850 %!assert (sum (zeros (0, 1, 'single'), 1), single(0));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2851 %!assert (sum (zeros (0, 1, 'single'), 2), zeros(0, 1, 'single'));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2852 %!assert (sum (zeros (2, 0, 'single')), zeros(1, 0, 'single'));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2853 %!assert (sum (zeros (2, 0, 'single'), 1), zeros(1, 0, 'single'));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2854 %!assert (sum (zeros (2, 0, 'single'), 2), single([0; 0]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2855 %!assert (sum (zeros (0, 2, 'single')), single([0, 0]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2856 %!assert (sum (zeros (0, 2, 'single'), 1), single([0, 0]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2857 %!assert (sum (zeros (0, 2, 'single'), 2), zeros(0, 1, 'single'));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2858 %!assert (sum (zeros (2, 2, 0, 3, 'single')), zeros(1, 2, 0, 3, 'single'));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2859 %!assert (sum (zeros (2, 2, 0, 3, 'single'), 2), zeros(2, 1, 0, 3, 'single'));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2860 %!assert (sum (zeros (2, 2, 0, 3, 'single'), 3), zeros(2, 2, 1, 3, 'single'));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2861 %!assert (sum (zeros (2, 2, 0, 3, 'single'), 4), zeros(2, 2, 0, 'single'));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2862 %!assert (sum (zeros (2, 2, 0, 3, 'single'), 7), zeros(2, 2, 0, 3, 'single'));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2863
7112 f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	2864 */
f90a8188c9c2 [project @ 2007-11-07 00:24:11 by dbateman] dbateman parents: 7103 diff changeset	2865
1957 0e6a0a271998 [project @ 1996-02-15 01:08:15 by jwe] jwe parents: 1940 diff changeset	2866 DEFUN (sumsq, args, ,
3428 5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	2867 "-- texinfo --\n\
9163 9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9155 diff changeset	2868 @deftypefn {Built-in Function} {} sumsq (@var{x})\n\
9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9155 diff changeset	2869 @deftypefnx {Built-in Function} {} sumsq (@var{x}, @var{dim})\n\
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	2870 Sum of squares of elements along dimension @var{dim}. If @var{dim}\n\
9723 f426899f4b9c fix reduction functions docstrings Jaroslav Hajek <highegg@gmail.com> parents: 9721 diff changeset	2871 is omitted, it defaults to the first non-singleton dimension.\n\
5061 4689ee5e88ec [project @ 2004-11-03 21:23:42 by jwe] jwe parents: 5058 diff changeset	2872 \n\
4689ee5e88ec [project @ 2004-11-03 21:23:42 by jwe] jwe parents: 5058 diff changeset	2873 This function is conceptually equivalent to computing\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10801 diff changeset	2874 \n\
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	2875 @example\n\
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	2876 sum (x .* conj (x), dim)\n\
4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	2877 @end example\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10801 diff changeset	2878 \n\
10846 a4f482e66b65 Grammarcheck more of the documentation. Rik <octave@nomad.inbox5.com> parents: 10840 diff changeset	2879 @noindent\n\
9163 9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9155 diff changeset	2880 but it uses less memory and avoids calling @code{conj} if @var{x} is real.\n\
9cb0c21e97f7 Update section 17.4 (Sums and Products) of arith.txi Rik <rdrider0-list@yahoo.com> parents: 9155 diff changeset	2881 @seealso{sum}\n\
3428 5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	2882 @end deftypefn")
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	2883 {
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3665 diff changeset	2884 DATA_REDUCTION (sumsq);
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	2885 }
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	2886
7815 a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2887 /*
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2888
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2889 %!assert(sumsq ([1, 2, 3]), 14)
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2890 %!assert(sumsq ([-1; -2; 4i]), 21);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2891 %!assert(sumsq ([1, 2, 3; 2, 3, 4; 4i, 6i, 2]), [21, 49, 29]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2892
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2893 %!assert(sumsq (single([1, 2, 3])), single(14))
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2894 %!assert(sumsq (single([-1; -2; 4i])), single(21));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2895 %!assert(sumsq (single([1, 2, 3; 2, 3, 4; 4i, 6i, 2])), single([21, 49, 29]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2896
13915 5fa482628bf6 Remove unnecessary regular expression '.' from ends of %!error blocks Rik <octave@nomad.inbox5.com>* parents: 13780 diff changeset	2897 %!error <Invalid call to sumsq> sumsq ();
7815 a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2898
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2899 %!assert (sumsq ([1, 2; 3, 4], 1), [10, 20]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2900 %!assert (sumsq ([1, 2; 3, 4], 2), [5; 25]);
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2901
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2902 %!assert (sumsq (single([1, 2; 3, 4]), 1), single([10, 20]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2903 %!assert (sumsq (single([1, 2; 3, 4]), 2), single([5; 25]));
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2904
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2905 */
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2906
6688 b26a8e0e42cd [project @ 2007-06-04 06:25:21 by jwe] jwe parents: 6671 diff changeset	2907 DEFUN (islogical, args, ,
3428 5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	2908 "-- texinfo --\n\
11431 0d9640d755b1 Improve docstrings for all isXXX functions. Rik <octave@nomad.inbox5.com> parents: 11422 diff changeset	2909 @deftypefn {Built-in Function} {} islogical (@var{x})\n\
0d9640d755b1 Improve docstrings for all isXXX functions. Rik <octave@nomad.inbox5.com> parents: 11422 diff changeset	2910 @deftypefnx {Built-in Function} {} isbool (@var{x})\n\
6688 b26a8e0e42cd [project @ 2007-06-04 06:25:21 by jwe] jwe parents: 6671 diff changeset	2911 Return true if @var{x} is a logical object.\n\
11431 0d9640d755b1 Improve docstrings for all isXXX functions. Rik <octave@nomad.inbox5.com> parents: 11422 diff changeset	2912 @seealso{isfloat, isinteger, ischar, isnumeric, isa}\n\
3439 3234a698073a [project @ 2000-01-14 09:51:14 by jwe] jwe parents: 3428 diff changeset	2913 @end deftypefn")
3209 fbb332b96e4f [project @ 1998-11-03 20:48:54 by jwe] jwe parents: 3206 diff changeset	2914 {
fbb332b96e4f [project @ 1998-11-03 20:48:54 by jwe] jwe parents: 3206 diff changeset	2915 octave_value retval;
fbb332b96e4f [project @ 1998-11-03 20:48:54 by jwe] jwe parents: 3206 diff changeset	2916
fbb332b96e4f [project @ 1998-11-03 20:48:54 by jwe] jwe parents: 3206 diff changeset	2917 if (args.length () == 1)
3258 4964d5391acc [project @ 1999-07-21 21:51:33 by jwe] jwe parents: 3238 diff changeset	2918 retval = args(0).is_bool_type ();
3209 fbb332b96e4f [project @ 1998-11-03 20:48:54 by jwe] jwe parents: 3206 diff changeset	2919 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	2920 print_usage ();
3209 fbb332b96e4f [project @ 1998-11-03 20:48:54 by jwe] jwe parents: 3206 diff changeset	2921
fbb332b96e4f [project @ 1998-11-03 20:48:54 by jwe] jwe parents: 3206 diff changeset	2922 return retval;
fbb332b96e4f [project @ 1998-11-03 20:48:54 by jwe] jwe parents: 3206 diff changeset	2923 }
fbb332b96e4f [project @ 1998-11-03 20:48:54 by jwe] jwe parents: 3206 diff changeset	2924
6688 b26a8e0e42cd [project @ 2007-06-04 06:25:21 by jwe] jwe parents: 6671 diff changeset	2925 DEFALIAS (isbool, islogical);
3209 fbb332b96e4f [project @ 1998-11-03 20:48:54 by jwe] jwe parents: 3206 diff changeset	2926
7815 a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2927 /*
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2928
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2929 %!assert (islogical(true), true)
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2930 %!assert (islogical(false), true)
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2931 %!assert (islogical([true, false]), true)
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2932 %!assert (islogical(1), false)
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2933 %!assert (islogical(1i), false)
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2934 %!assert (islogical([1,1]), false)
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2935 %!assert (islogical(single(1)), false)
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2936 %!assert (islogical(single(1i)), false)
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2937 %!assert (islogical(single([1,1])), false)
11435 20f53b3a558f Add tests for sparse forms of logical matrices to islogical, isnumeric. Rik <octave@nomad.inbox5.com> parents: 11431 diff changeset	2938 %!assert (islogical(sparse ([true, false])), true)
20f53b3a558f Add tests for sparse forms of logical matrices to islogical, isnumeric. Rik <octave@nomad.inbox5.com> parents: 11431 diff changeset	2939 %!assert (islogical(sparse ([1, 0])), false)
7815 a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2940
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2941 */
a41df65f3f00 Add some single precision test code and fix resulting bugs David Bateman <dbateman@free.fr> parents: 7814 diff changeset	2942
6223 a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe] jwe parents: 6197 diff changeset	2943 DEFUN (isinteger, args, ,
a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe] jwe parents: 6197 diff changeset	2944 "-- texinfo --\n\
6230 06bee64edc08 [project @ 2007-01-08 16:59:35 by jwe] jwe parents: 6223 diff changeset	2945 @deftypefn {Built-in Function} {} isinteger (@var{x})\n\
6223 a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe] jwe parents: 6197 diff changeset	2946 Return true if @var{x} is an integer object (int8, uint8, int16, etc.).\n\
11431 0d9640d755b1 Improve docstrings for all isXXX functions. Rik <octave@nomad.inbox5.com> parents: 11422 diff changeset	2947 Note that @w{@code{isinteger (14)}} is false because numeric constants in\n\
8429 f34ab2b433e8 One word missing from int8 help string. Francesco PotortÃ¬ <pot@gnu.org> parents: 8366 diff changeset	2948 Octave are double precision floating point values.\n\
11431 0d9640d755b1 Improve docstrings for all isXXX functions. Rik <octave@nomad.inbox5.com> parents: 11422 diff changeset	2949 @seealso{isfloat, ischar, islogical, isnumeric, isa}\n\
6223 a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe] jwe parents: 6197 diff changeset	2950 @end deftypefn")
a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe] jwe parents: 6197 diff changeset	2951 {
a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe] jwe parents: 6197 diff changeset	2952 octave_value retval;
a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe] jwe parents: 6197 diff changeset	2953
a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe] jwe parents: 6197 diff changeset	2954 if (args.length () == 1)
a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe] jwe parents: 6197 diff changeset	2955 retval = args(0).is_integer_type ();
a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe] jwe parents: 6197 diff changeset	2956 else
a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe] jwe parents: 6197 diff changeset	2957 print_usage ();
a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe] jwe parents: 6197 diff changeset	2958
a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe] jwe parents: 6197 diff changeset	2959 return retval;
a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe] jwe parents: 6197 diff changeset	2960 }
a6cc01dd09f9 [project @ 2007-01-03 20:59:28 by jwe] jwe parents: 6197 diff changeset	2961
4028 ef75c970c8f5 [project @ 2002-08-09 07:19:02 by jwe] jwe parents: 4025 diff changeset	2962 DEFUN (iscomplex, args, ,
3428 5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	2963 "-- texinfo --\n\
4028 ef75c970c8f5 [project @ 2002-08-09 07:19:02 by jwe] jwe parents: 4025 diff changeset	2964 @deftypefn {Built-in Function} {} iscomplex (@var{x})\n\
3428 5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	2965 Return true if @var{x} is a complex-valued numeric object.\n\
11431 0d9640d755b1 Improve docstrings for all isXXX functions. Rik <octave@nomad.inbox5.com> parents: 11422 diff changeset	2966 @seealso{isreal, isnumeric}\n\
3428 5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	2967 @end deftypefn")
3186 edaa9a2d3d9c [project @ 1998-10-02 19:12:19 by jwe] jwe parents: 3174 diff changeset	2968 {
edaa9a2d3d9c [project @ 1998-10-02 19:12:19 by jwe] jwe parents: 3174 diff changeset	2969 octave_value retval;
edaa9a2d3d9c [project @ 1998-10-02 19:12:19 by jwe] jwe parents: 3174 diff changeset	2970
edaa9a2d3d9c [project @ 1998-10-02 19:12:19 by jwe] jwe parents: 3174 diff changeset	2971 if (args.length () == 1)
3258 4964d5391acc [project @ 1999-07-21 21:51:33 by jwe] jwe parents: 3238 diff changeset	2972 retval = args(0).is_complex_type ();
3186 edaa9a2d3d9c [project @ 1998-10-02 19:12:19 by jwe] jwe parents: 3174 diff changeset	2973 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	2974 print_usage ();
3186 edaa9a2d3d9c [project @ 1998-10-02 19:12:19 by jwe] jwe parents: 3174 diff changeset	2975
edaa9a2d3d9c [project @ 1998-10-02 19:12:19 by jwe] jwe parents: 3174 diff changeset	2976 return retval;
edaa9a2d3d9c [project @ 1998-10-02 19:12:19 by jwe] jwe parents: 3174 diff changeset	2977 }
edaa9a2d3d9c [project @ 1998-10-02 19:12:19 by jwe] jwe parents: 3174 diff changeset	2978
7576 7ebdc99a0bab new isfloat function John W. Eaton <jwe@octave.org> parents: 7515 diff changeset	2979 DEFUN (isfloat, args, ,
7ebdc99a0bab new isfloat function John W. Eaton <jwe@octave.org> parents: 7515 diff changeset	2980 "-- texinfo --\n\
7ebdc99a0bab new isfloat function John W. Eaton <jwe@octave.org> parents: 7515 diff changeset	2981 @deftypefn {Built-in Function} {} isfloat (@var{x})\n\
7ebdc99a0bab new isfloat function John W. Eaton <jwe@octave.org> parents: 7515 diff changeset	2982 Return true if @var{x} is a floating-point numeric object.\n\
11431 0d9640d755b1 Improve docstrings for all isXXX functions. Rik <octave@nomad.inbox5.com> parents: 11422 diff changeset	2983 Objects of class double or single are floating-point objects.\n\
0d9640d755b1 Improve docstrings for all isXXX functions. Rik <octave@nomad.inbox5.com> parents: 11422 diff changeset	2984 @seealso{isinteger, ischar, islogical, isnumeric, isa}\n\
7576 7ebdc99a0bab new isfloat function John W. Eaton <jwe@octave.org> parents: 7515 diff changeset	2985 @end deftypefn")
7ebdc99a0bab new isfloat function John W. Eaton <jwe@octave.org> parents: 7515 diff changeset	2986 {
7ebdc99a0bab new isfloat function John W. Eaton <jwe@octave.org> parents: 7515 diff changeset	2987 octave_value retval;
7ebdc99a0bab new isfloat function John W. Eaton <jwe@octave.org> parents: 7515 diff changeset	2988
7ebdc99a0bab new isfloat function John W. Eaton <jwe@octave.org> parents: 7515 diff changeset	2989 if (args.length () == 1)
7ebdc99a0bab new isfloat function John W. Eaton <jwe@octave.org> parents: 7515 diff changeset	2990 retval = args(0).is_float_type ();
7ebdc99a0bab new isfloat function John W. Eaton <jwe@octave.org> parents: 7515 diff changeset	2991 else
7ebdc99a0bab new isfloat function John W. Eaton <jwe@octave.org> parents: 7515 diff changeset	2992 print_usage ();
7ebdc99a0bab new isfloat function John W. Eaton <jwe@octave.org> parents: 7515 diff changeset	2993
7ebdc99a0bab new isfloat function John W. Eaton <jwe@octave.org> parents: 7515 diff changeset	2994 return retval;
7ebdc99a0bab new isfloat function John W. Eaton <jwe@octave.org> parents: 7515 diff changeset	2995 }
7ebdc99a0bab new isfloat function John W. Eaton <jwe@octave.org> parents: 7515 diff changeset	2996
5775 ace8d8d26933 [project @ 2006-04-24 19:13:06 by jwe] jwe parents: 5747 diff changeset	2997 // FIXME -- perhaps this should be implemented with an
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	2998 // octave_value member function?
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	2999
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3000 DEFUN (complex, args, ,
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3001 "-- texinfo --\n\
9309 fb8b8589dd46 Expand documentation for 'complex' function Rik <rdrider0-list@yahoo.com> parents: 9308 diff changeset	3002 @deftypefn {Built-in Function} {} complex (@var{x})\n\
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3003 @deftypefnx {Built-in Function} {} complex (@var{re}, @var{im})\n\
9309 fb8b8589dd46 Expand documentation for 'complex' function Rik <rdrider0-list@yahoo.com> parents: 9308 diff changeset	3004 Return a complex result from real arguments. With 1 real argument @var{x},\n\
fb8b8589dd46 Expand documentation for 'complex' function Rik <rdrider0-list@yahoo.com> parents: 9308 diff changeset	3005 return the complex result @code{@var{x} + 0i}. With 2 real arguments,\n\
fb8b8589dd46 Expand documentation for 'complex' function Rik <rdrider0-list@yahoo.com> parents: 9308 diff changeset	3006 return the complex result @code{@var{re} + @var{im}}. @code{complex} can\n\
fb8b8589dd46 Expand documentation for 'complex' function Rik <rdrider0-list@yahoo.com> parents: 9308 diff changeset	3007 often be more convenient than expressions such as @code{a + i*b}.\n\
fb8b8589dd46 Expand documentation for 'complex' function Rik <rdrider0-list@yahoo.com> parents: 9308 diff changeset	3008 For example:\n\
fb8b8589dd46 Expand documentation for 'complex' function Rik <rdrider0-list@yahoo.com> parents: 9308 diff changeset	3009 \n\
fb8b8589dd46 Expand documentation for 'complex' function Rik <rdrider0-list@yahoo.com> parents: 9308 diff changeset	3010 @example\n\
9758 09da0bd91412 Periodic grammar check of Octave documentation files to ensure common format Rik <rdrider0-list@yahoo.com> parents: 9736 diff changeset	3011 @group\n\
9309 fb8b8589dd46 Expand documentation for 'complex' function Rik <rdrider0-list@yahoo.com> parents: 9308 diff changeset	3012 complex ([1, 2], [3, 4])\n\
fb8b8589dd46 Expand documentation for 'complex' function Rik <rdrider0-list@yahoo.com> parents: 9308 diff changeset	3013 @result{}\n\
fb8b8589dd46 Expand documentation for 'complex' function Rik <rdrider0-list@yahoo.com> parents: 9308 diff changeset	3014 1 + 3i 2 + 4i\n\
9758 09da0bd91412 Periodic grammar check of Octave documentation files to ensure common format Rik <rdrider0-list@yahoo.com> parents: 9736 diff changeset	3015 @end group\n\
9309 fb8b8589dd46 Expand documentation for 'complex' function Rik <rdrider0-list@yahoo.com> parents: 9308 diff changeset	3016 @end example\n\
fb8b8589dd46 Expand documentation for 'complex' function Rik <rdrider0-list@yahoo.com> parents: 9308 diff changeset	3017 @seealso{real, imag, iscomplex}\n\
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3018 @end deftypefn")
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3019 {
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3020 octave_value retval;
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3021
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3022 int nargin = args.length ();
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3023
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3024 if (nargin == 1)
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3025 {
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3026 octave_value arg = args(0);
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3027
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3028 if (arg.is_complex_type ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3029 retval = arg;
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3030 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3031 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3032 if (arg.is_sparse_type ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3033 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3034 SparseComplexMatrix val = arg.sparse_complex_matrix_value ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3035
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3036 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3037 retval = octave_value (new octave_sparse_complex_matrix (val));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3038 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3039 else if (arg.is_single_type ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3040 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3041 if (arg.numel () == 1)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3042 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3043 FloatComplex val = arg.float_complex_value ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3044
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3045 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3046 retval = octave_value (new octave_float_complex (val));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3047 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3048 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3049 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3050 FloatComplexNDArray val = arg.float_complex_array_value ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3051
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3052 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3053 retval = octave_value (new octave_float_complex_matrix (val));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3054 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3055 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3056 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3057 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3058 if (arg.numel () == 1)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3059 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3060 Complex val = arg.complex_value ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3061
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3062 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3063 retval = octave_value (new octave_complex (val));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3064 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3065 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3066 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3067 ComplexNDArray val = arg.complex_array_value ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3068
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3069 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3070 retval = octave_value (new octave_complex_matrix (val));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3071 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3072 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3073
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3074 if (error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3075 error ("complex: invalid conversion");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3076 }
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3077 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3078 else if (nargin == 2)
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3079 {
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3080 octave_value re = args(0);
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3081 octave_value im = args(1);
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3082
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	3083 if (re.is_sparse_type () && im.is_sparse_type ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3084 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3085 const SparseMatrix re_val = re.sparse_matrix_value ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3086 const SparseMatrix im_val = im.sparse_matrix_value ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3087
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3088 if (!error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3089 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3090 if (re.numel () == 1)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3091 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3092 SparseComplexMatrix result;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3093 if (re_val.nnz () == 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3094 result = Complex(0, 1) * SparseComplexMatrix (im_val);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3095 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3096 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3097 result = SparseComplexMatrix (im_val.dims (), re_val (0));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3098 octave_idx_type nr = im_val.rows ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3099 octave_idx_type nc = im_val.cols ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3100
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3101 for (octave_idx_type j = 0; j < nc; j++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3102 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3103 octave_idx_type off = j * nr;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	3104 for (octave_idx_type i = im_val.cidx(j);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3105 i < im_val.cidx(j + 1); i++)
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	3106 result.data (im_val.ridx(i) + off) =
12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	3107 result.data (im_val.ridx(i) + off) +
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3108 Complex (0, im_val.data (i));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3109 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3110 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3111 retval = octave_value (new octave_sparse_complex_matrix (result));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3112 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3113 else if (im.numel () == 1)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3114 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3115 SparseComplexMatrix result;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3116 if (im_val.nnz () == 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3117 result = SparseComplexMatrix (re_val);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3118 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3119 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3120 result = SparseComplexMatrix (re_val.rows(), re_val.cols(), Complex(0, im_val (0)));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3121 octave_idx_type nr = re_val.rows ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3122 octave_idx_type nc = re_val.cols ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3123
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3124 for (octave_idx_type j = 0; j < nc; j++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3125 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3126 octave_idx_type off = j * nr;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	3127 for (octave_idx_type i = re_val.cidx(j);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3128 i < re_val.cidx(j + 1); i++)
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	3129 result.data (re_val.ridx(i) + off) =
12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	3130 result.data (re_val.ridx(i) + off) +
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3131 re_val.data (i);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3132 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3133 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3134 retval = octave_value (new octave_sparse_complex_matrix (result));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3135 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3136 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3137 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3138 if (re_val.dims () == im_val.dims ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3139 {
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	3140 SparseComplexMatrix result = SparseComplexMatrix(re_val)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3141 + Complex(0, 1) * SparseComplexMatrix (im_val);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3142 retval = octave_value (new octave_sparse_complex_matrix (result));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3143 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3144 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3145 error ("complex: dimension mismatch");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3146 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3147 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3148 }
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	3149 else if (re.is_single_type () \|\| im.is_single_type ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3150 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3151 if (re.numel () == 1)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3152 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3153 float re_val = re.float_value ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3154
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3155 if (im.numel () == 1)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3156 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3157 float im_val = im.double_value ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3158
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3159 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3160 retval = octave_value (new octave_float_complex (FloatComplex (re_val, im_val)));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3161 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3162 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3163 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3164 const FloatNDArray im_val = im.float_array_value ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3165
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3166 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3167 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3168 FloatComplexNDArray result (im_val.dims (), FloatComplex ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3169
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3170 for (octave_idx_type i = 0; i < im_val.numel (); i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3171 result.xelem (i) = FloatComplex (re_val, im_val(i));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3172
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3173 retval = octave_value (new octave_float_complex_matrix (result));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3174 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3175 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3176 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3177 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3178 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3179 const FloatNDArray re_val = re.float_array_value ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3180
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3181 if (im.numel () == 1)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3182 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3183 float im_val = im.float_value ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3184
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3185 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3186 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3187 FloatComplexNDArray result (re_val.dims (), FloatComplex ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3188
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3189 for (octave_idx_type i = 0; i < re_val.numel (); i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3190 result.xelem (i) = FloatComplex (re_val(i), im_val);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3191
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3192 retval = octave_value (new octave_float_complex_matrix (result));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3193 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3194 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3195 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3196 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3197 const FloatNDArray im_val = im.float_array_value ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3198
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3199 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3200 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3201 if (re_val.dims () == im_val.dims ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3202 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3203 FloatComplexNDArray result (re_val.dims (), FloatComplex ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3204
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3205 for (octave_idx_type i = 0; i < re_val.numel (); i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3206 result.xelem (i) = FloatComplex (re_val(i), im_val(i));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3207
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3208 retval = octave_value (new octave_float_complex_matrix (result));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3209 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3210 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3211 error ("complex: dimension mismatch");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3212 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3213 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3214 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3215 }
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	3216 else if (re.numel () == 1)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3217 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3218 double re_val = re.double_value ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3219
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3220 if (im.numel () == 1)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3221 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3222 double im_val = im.double_value ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3223
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3224 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3225 retval = octave_value (new octave_complex (Complex (re_val, im_val)));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3226 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3227 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3228 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3229 const NDArray im_val = im.array_value ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3230
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3231 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3232 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3233 ComplexNDArray result (im_val.dims (), Complex ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3234
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3235 for (octave_idx_type i = 0; i < im_val.numel (); i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3236 result.xelem (i) = Complex (re_val, im_val(i));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3237
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3238 retval = octave_value (new octave_complex_matrix (result));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3239 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3240 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3241 }
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3242 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3243 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3244 const NDArray re_val = re.array_value ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3245
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3246 if (im.numel () == 1)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3247 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3248 double im_val = im.double_value ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3249
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3250 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3251 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3252 ComplexNDArray result (re_val.dims (), Complex ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3253
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3254 for (octave_idx_type i = 0; i < re_val.numel (); i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3255 result.xelem (i) = Complex (re_val(i), im_val);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3256
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3257 retval = octave_value (new octave_complex_matrix (result));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3258 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3259 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3260 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3261 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3262 const NDArray im_val = im.array_value ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3263
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3264 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3265 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3266 if (re_val.dims () == im_val.dims ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3267 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3268 ComplexNDArray result (re_val.dims (), Complex ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3269
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3270 for (octave_idx_type i = 0; i < re_val.numel (); i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3271 result.xelem (i) = Complex (re_val(i), im_val(i));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3272
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3273 retval = octave_value (new octave_complex_matrix (result));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3274 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3275 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3276 error ("complex: dimension mismatch");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3277 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3278 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3279 }
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3280
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3281 if (error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3282 error ("complex: invalid conversion");
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3283 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3284 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	3285 print_usage ();
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3286
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3287 return retval;
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3288 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5333 diff changeset	3289
3258 4964d5391acc [project @ 1999-07-21 21:51:33 by jwe] jwe parents: 3238 diff changeset	3290 DEFUN (isreal, args, ,
3428 5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	3291 "-- texinfo --\n\
5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	3292 @deftypefn {Built-in Function} {} isreal (@var{x})\n\
10291 fc879f361bda make isreal matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10290 diff changeset	3293 Return true if @var{x} is a non-complex matrix or scalar.\n\
10711 fbd7843974fa Periodic grammar check of documentation files to ensure common format. Rik <octave@nomad.inbox5.com> parents: 10707 diff changeset	3294 For compatibility with @sc{matlab}, this includes logical and character\n\
10291 fc879f361bda make isreal matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10290 diff changeset	3295 matrices.\n\
11431 0d9640d755b1 Improve docstrings for all isXXX functions. Rik <octave@nomad.inbox5.com> parents: 11422 diff changeset	3296 @seealso{iscomplex, isnumeric}\n\
3428 5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	3297 @end deftypefn")
3258 4964d5391acc [project @ 1999-07-21 21:51:33 by jwe] jwe parents: 3238 diff changeset	3298 {
4964d5391acc [project @ 1999-07-21 21:51:33 by jwe] jwe parents: 3238 diff changeset	3299 octave_value retval;
4964d5391acc [project @ 1999-07-21 21:51:33 by jwe] jwe parents: 3238 diff changeset	3300
4964d5391acc [project @ 1999-07-21 21:51:33 by jwe] jwe parents: 3238 diff changeset	3301 if (args.length () == 1)
4964d5391acc [project @ 1999-07-21 21:51:33 by jwe] jwe parents: 3238 diff changeset	3302 retval = args(0).is_real_type ();
4964d5391acc [project @ 1999-07-21 21:51:33 by jwe] jwe parents: 3238 diff changeset	3303 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	3304 print_usage ();
3258 4964d5391acc [project @ 1999-07-21 21:51:33 by jwe] jwe parents: 3238 diff changeset	3305
4964d5391acc [project @ 1999-07-21 21:51:33 by jwe] jwe parents: 3238 diff changeset	3306 return retval;
4964d5391acc [project @ 1999-07-21 21:51:33 by jwe] jwe parents: 3238 diff changeset	3307 }
4964d5391acc [project @ 1999-07-21 21:51:33 by jwe] jwe parents: 3238 diff changeset	3308
3202 44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3195 diff changeset	3309 DEFUN (isempty, args, ,
3373 36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	3310 "-- texinfo --\n\
36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	3311 @deftypefn {Built-in Function} {} isempty (@var{a})\n\
11431 0d9640d755b1 Improve docstrings for all isXXX functions. Rik <octave@nomad.inbox5.com> parents: 11422 diff changeset	3312 Return true if @var{a} is an empty matrix (any one of its dimensions is\n\
0d9640d755b1 Improve docstrings for all isXXX functions. Rik <octave@nomad.inbox5.com> parents: 11422 diff changeset	3313 zero). Otherwise, return false.\n\
0d9640d755b1 Improve docstrings for all isXXX functions. Rik <octave@nomad.inbox5.com> parents: 11422 diff changeset	3314 @seealso{isnull}\n\
3373 36405da8e173 [project @ 1999-11-23 20:54:17 by jwe] jwe parents: 3369 diff changeset	3315 @end deftypefn")
3202 44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3195 diff changeset	3316 {
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 4176 diff changeset	3317 octave_value retval = false;
3202 44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3195 diff changeset	3318
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3195 diff changeset	3319 if (args.length () == 1)
4559 802818bfac91 [project @ 2003-10-28 19:13:43 by jwe] jwe parents: 4556 diff changeset	3320 retval = args(0).is_empty ();
3202 44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3195 diff changeset	3321 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	3322 print_usage ();
3202 44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3195 diff changeset	3323
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3195 diff changeset	3324 return retval;
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3195 diff changeset	3325 }
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3195 diff changeset	3326
3206 d0d2b69dc6c2 [project @ 1998-11-03 02:43:31 by jwe] jwe parents: 3204 diff changeset	3327 DEFUN (isnumeric, args, ,
3428 5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	3328 "-- texinfo --\n\
5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	3329 @deftypefn {Built-in Function} {} isnumeric (@var{x})\n\
11431 0d9640d755b1 Improve docstrings for all isXXX functions. Rik <octave@nomad.inbox5.com> parents: 11422 diff changeset	3330 Return true if @var{x} is a numeric object, i.e., an integer, real, or\n\
10846 a4f482e66b65 Grammarcheck more of the documentation. Rik <octave@nomad.inbox5.com> parents: 10840 diff changeset	3331 complex array. Logical and character arrays are not considered to be\n\
a4f482e66b65 Grammarcheck more of the documentation. Rik <octave@nomad.inbox5.com> parents: 10840 diff changeset	3332 numeric.\n\
11431 0d9640d755b1 Improve docstrings for all isXXX functions. Rik <octave@nomad.inbox5.com> parents: 11422 diff changeset	3333 @seealso{isinteger, isfloat, isreal, iscomplex, islogical, ischar, iscell, isstruct}\n\
3428 5b77cf82393c [project @ 2000-01-14 02:54:53 by jwe] jwe parents: 3418 diff changeset	3334 @end deftypefn")
3206 d0d2b69dc6c2 [project @ 1998-11-03 02:43:31 by jwe] jwe parents: 3204 diff changeset	3335 {
d0d2b69dc6c2 [project @ 1998-11-03 02:43:31 by jwe] jwe parents: 3204 diff changeset	3336 octave_value retval;
d0d2b69dc6c2 [project @ 1998-11-03 02:43:31 by jwe] jwe parents: 3204 diff changeset	3337
d0d2b69dc6c2 [project @ 1998-11-03 02:43:31 by jwe] jwe parents: 3204 diff changeset	3338 if (args.length () == 1)
3258 4964d5391acc [project @ 1999-07-21 21:51:33 by jwe] jwe parents: 3238 diff changeset	3339 retval = args(0).is_numeric_type ();
3206 d0d2b69dc6c2 [project @ 1998-11-03 02:43:31 by jwe] jwe parents: 3204 diff changeset	3340 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	3341 print_usage ();
3206 d0d2b69dc6c2 [project @ 1998-11-03 02:43:31 by jwe] jwe parents: 3204 diff changeset	3342
d0d2b69dc6c2 [project @ 1998-11-03 02:43:31 by jwe] jwe parents: 3204 diff changeset	3343 return retval;
d0d2b69dc6c2 [project @ 1998-11-03 02:43:31 by jwe] jwe parents: 3204 diff changeset	3344 }
d0d2b69dc6c2 [project @ 1998-11-03 02:43:31 by jwe] jwe parents: 3204 diff changeset	3345
11435 20f53b3a558f Add tests for sparse forms of logical matrices to islogical, isnumeric. Rik <octave@nomad.inbox5.com> parents: 11431 diff changeset	3346 /*
20f53b3a558f Add tests for sparse forms of logical matrices to islogical, isnumeric. Rik <octave@nomad.inbox5.com> parents: 11431 diff changeset	3347
20f53b3a558f Add tests for sparse forms of logical matrices to islogical, isnumeric. Rik <octave@nomad.inbox5.com> parents: 11431 diff changeset	3348 %!assert (isnumeric(1), true)
20f53b3a558f Add tests for sparse forms of logical matrices to islogical, isnumeric. Rik <octave@nomad.inbox5.com> parents: 11431 diff changeset	3349 %!assert (isnumeric(1i), true)
20f53b3a558f Add tests for sparse forms of logical matrices to islogical, isnumeric. Rik <octave@nomad.inbox5.com> parents: 11431 diff changeset	3350 %!assert (isnumeric([1,1]), true)
20f53b3a558f Add tests for sparse forms of logical matrices to islogical, isnumeric. Rik <octave@nomad.inbox5.com> parents: 11431 diff changeset	3351 %!assert (isnumeric(single(1)), true)
20f53b3a558f Add tests for sparse forms of logical matrices to islogical, isnumeric. Rik <octave@nomad.inbox5.com> parents: 11431 diff changeset	3352 %!assert (isnumeric(single(1i)), true)
20f53b3a558f Add tests for sparse forms of logical matrices to islogical, isnumeric. Rik <octave@nomad.inbox5.com> parents: 11431 diff changeset	3353 %!assert (isnumeric(single([1,1])), true)
20f53b3a558f Add tests for sparse forms of logical matrices to islogical, isnumeric. Rik <octave@nomad.inbox5.com> parents: 11431 diff changeset	3354 %!assert (isnumeric(int8(1)), true)
20f53b3a558f Add tests for sparse forms of logical matrices to islogical, isnumeric. Rik <octave@nomad.inbox5.com> parents: 11431 diff changeset	3355 %!assert (isnumeric(uint8([1,1])), true)
20f53b3a558f Add tests for sparse forms of logical matrices to islogical, isnumeric. Rik <octave@nomad.inbox5.com> parents: 11431 diff changeset	3356 %!assert (isnumeric("Hello World"), false)
20f53b3a558f Add tests for sparse forms of logical matrices to islogical, isnumeric. Rik <octave@nomad.inbox5.com> parents: 11431 diff changeset	3357 %!assert (isnumeric(true), false)
20f53b3a558f Add tests for sparse forms of logical matrices to islogical, isnumeric. Rik <octave@nomad.inbox5.com> parents: 11431 diff changeset	3358 %!assert (isnumeric(false), false)
20f53b3a558f Add tests for sparse forms of logical matrices to islogical, isnumeric. Rik <octave@nomad.inbox5.com> parents: 11431 diff changeset	3359 %!assert (isnumeric([true, false]), false)
20f53b3a558f Add tests for sparse forms of logical matrices to islogical, isnumeric. Rik <octave@nomad.inbox5.com> parents: 11431 diff changeset	3360 %!assert (isnumeric(sparse ([true, false])), false)
20f53b3a558f Add tests for sparse forms of logical matrices to islogical, isnumeric. Rik <octave@nomad.inbox5.com> parents: 11431 diff changeset	3361
20f53b3a558f Add tests for sparse forms of logical matrices to islogical, isnumeric. Rik <octave@nomad.inbox5.com> parents: 11431 diff changeset	3362 */
20f53b3a558f Add tests for sparse forms of logical matrices to islogical, isnumeric. Rik <octave@nomad.inbox5.com> parents: 11431 diff changeset	3363
4028 ef75c970c8f5 [project @ 2002-08-09 07:19:02 by jwe] jwe parents: 4025 diff changeset	3364 DEFUN (ismatrix, args, ,
3321 6923abb04e16 [project @ 1999-10-26 18:15:30 by jwe] jwe parents: 3307 diff changeset	3365 "-- texinfo --\n\
4028 ef75c970c8f5 [project @ 2002-08-09 07:19:02 by jwe] jwe parents: 4025 diff changeset	3366 @deftypefn {Built-in Function} {} ismatrix (@var{a})\n\
11431 0d9640d755b1 Improve docstrings for all isXXX functions. Rik <octave@nomad.inbox5.com> parents: 11422 diff changeset	3367 Return true if @var{a} is a numeric, logical, or character matrix.\n\
11591 1d13679b587e Use @nospell macro on certain words in docstrings. Rik <octave@nomad.inbox5.com> parents: 11590 diff changeset	3368 Scalars (1x1 matrices) and vectors (@nospell{1xN} or @nospell{Nx1} matrices)\n\
1d13679b587e Use @nospell macro on certain words in docstrings. Rik <octave@nomad.inbox5.com> parents: 11590 diff changeset	3369 are subsets of the more general N-dimensional matrix and @code{ismatrix}\n\
1d13679b587e Use @nospell macro on certain words in docstrings. Rik <octave@nomad.inbox5.com> parents: 11590 diff changeset	3370 will return true for these objects as well.\n\
11431 0d9640d755b1 Improve docstrings for all isXXX functions. Rik <octave@nomad.inbox5.com> parents: 11422 diff changeset	3371 @seealso{isscalar, isvector, iscell, isstruct, issparse}\n\
3333 15cddaacbc2d [project @ 1999-11-03 19:53:59 by jwe] jwe parents: 3322 diff changeset	3372 @end deftypefn")
3202 44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3195 diff changeset	3373 {
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 4176 diff changeset	3374 octave_value retval = false;
3202 44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3195 diff changeset	3375
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3195 diff changeset	3376 if (args.length () == 1)
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3195 diff changeset	3377 {
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3195 diff changeset	3378 octave_value arg = args(0);
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3195 diff changeset	3379
9866 b5aa5d9ee6b9 make ismatrix consistent for empty matrices Jaroslav Hajek <highegg@gmail.com> parents: 9858 diff changeset	3380 retval = arg.is_matrix_type () \|\| arg.is_scalar_type () \|\| arg.is_range ();
3202 44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3195 diff changeset	3381 }
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3195 diff changeset	3382 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	3383 print_usage ();
3202 44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3195 diff changeset	3384
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3195 diff changeset	3385 return retval;
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3195 diff changeset	3386 }
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3195 diff changeset	3387
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3388 /*
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3389
9866 b5aa5d9ee6b9 make ismatrix consistent for empty matrices Jaroslav Hajek <highegg@gmail.com> parents: 9858 diff changeset	3390 %!assert(ismatrix ([]));
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3391 %!assert(ismatrix (1));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3392 %!assert(ismatrix ([1, 2, 3]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3393 %!assert(ismatrix ([1, 2; 3, 4]));
9866 b5aa5d9ee6b9 make ismatrix consistent for empty matrices Jaroslav Hajek <highegg@gmail.com> parents: 9858 diff changeset	3394 %!assert(ismatrix (zeros (3, 2, 4)));
b5aa5d9ee6b9 make ismatrix consistent for empty matrices Jaroslav Hajek <highegg@gmail.com> parents: 9858 diff changeset	3395
b5aa5d9ee6b9 make ismatrix consistent for empty matrices Jaroslav Hajek <highegg@gmail.com> parents: 9858 diff changeset	3396 %!assert(ismatrix (single([])));
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3397 %!assert(ismatrix (single(1)));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3398 %!assert(ismatrix (single([1, 2, 3])));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3399 %!assert(ismatrix (single([1, 2; 3, 4])));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3400
10024 184060864627 allow ismatrix on character matrices Jaroslav Hajek <highegg@gmail.com> parents: 10002 diff changeset	3401 %!assert(ismatrix ("t"));
184060864627 allow ismatrix on character matrices Jaroslav Hajek <highegg@gmail.com> parents: 10002 diff changeset	3402 %!assert(ismatrix ("test"));
184060864627 allow ismatrix on character matrices Jaroslav Hajek <highegg@gmail.com> parents: 10002 diff changeset	3403 %!assert(ismatrix (["test"; "ing"]));
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3404
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3405 %!test
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3406 %! s.a = 1;
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3407 %! assert(ismatrix (s), false);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3408
13915 5fa482628bf6 Remove unnecessary regular expression '.' from ends of %!error blocks Rik <octave@nomad.inbox5.com>* parents: 13780 diff changeset	3409 %!error <Invalid call to ismatrix> ismatrix ();
5fa482628bf6 Remove unnecessary regular expression '.' from ends of %!error blocks Rik <octave@nomad.inbox5.com>* parents: 13780 diff changeset	3410 %!error <Invalid call to ismatrix> ismatrix ([1, 2; 3, 4], 2);
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3411
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3412 */
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3413
3354 87721841efd7 [project @ 1999-11-17 19:06:11 by jwe] jwe parents: 3333 diff changeset	3414 static octave_value
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3415 fill_matrix (const octave_value_list& args, int val, const char *fcn)
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	3416 {
3354 87721841efd7 [project @ 1999-11-17 19:06:11 by jwe] jwe parents: 3333 diff changeset	3417 octave_value retval;
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	3418
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	3419 int nargin = args.length ();
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	3420
4946 48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3421 oct_data_conv::data_type dt = oct_data_conv::dt_double;
4481 cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe] jwe parents: 4479 diff changeset	3422
4946 48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3423 dim_vector dims (1, 1);
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	3424
4481 cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe] jwe parents: 4479 diff changeset	3425 if (nargin > 0 && args(nargin-1).is_string ())
cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe] jwe parents: 4479 diff changeset	3426 {
4946 48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3427 std::string nm = args(nargin-1).string_value ();
4481 cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe] jwe parents: 4479 diff changeset	3428 nargin--;
cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe] jwe parents: 4479 diff changeset	3429
4946 48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3430 dt = oct_data_conv::string_to_data_type (nm);
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3431
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3432 if (error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3433 return retval;
4481 cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe] jwe parents: 4479 diff changeset	3434 }
cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe] jwe parents: 4479 diff changeset	3435
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	3436 switch (nargin)
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	3437 {
712 36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe] jwe parents: 649 diff changeset	3438 case 0:
36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe] jwe parents: 649 diff changeset	3439 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 767 diff changeset	3440
610 14b2a186a5c0 [project @ 1994-08-14 00:55:49 by jwe] jwe parents: 597 diff changeset	3441 case 1:
4481 cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe] jwe parents: 4479 diff changeset	3442 get_dimensions (args(0), fcn, dims);
610 14b2a186a5c0 [project @ 1994-08-14 00:55:49 by jwe] jwe parents: 597 diff changeset	3443 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 767 diff changeset	3444
4563 742993a501b9 [project @ 2003-10-29 06:25:12 by jwe] jwe parents: 4559 diff changeset	3445 default:
742993a501b9 [project @ 2003-10-29 06:25:12 by jwe] jwe parents: 4559 diff changeset	3446 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3447 dims.resize (nargin);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3448
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3449 for (int i = 0; i < nargin; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3450 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3451 dims(i) = args(i).is_empty () ? 0 : args(i).idx_type_value ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3452
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3453 if (error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3454 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3455 error ("%s: expecting scalar integer arguments", fcn);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3456 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3457 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3458 }
4563 742993a501b9 [project @ 2003-10-29 06:25:12 by jwe] jwe parents: 4559 diff changeset	3459 }
742993a501b9 [project @ 2003-10-29 06:25:12 by jwe] jwe parents: 4559 diff changeset	3460 break;
4481 cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe] jwe parents: 4479 diff changeset	3461 }
cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe] jwe parents: 4479 diff changeset	3462
cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe] jwe parents: 4479 diff changeset	3463 if (! error_state)
cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe] jwe parents: 4479 diff changeset	3464 {
4946 48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3465 dims.chop_trailing_singletons ();
4565 1db951a4fcd5 [project @ 2003-10-29 13:49:30 by jwe] jwe parents: 4563 diff changeset	3466
4481 cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe] jwe parents: 4479 diff changeset	3467 check_dimensions (dims, fcn);
3354 87721841efd7 [project @ 1999-11-17 19:06:11 by jwe] jwe parents: 3333 diff changeset	3468
5775 ace8d8d26933 [project @ 2006-04-24 19:13:06 by jwe] jwe parents: 5747 diff changeset	3469 // FIXME -- perhaps this should be made extensible by
4946 48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3470 // using the class name to lookup a function to call to create
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3471 // the new value.
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3472
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3473 // Note that automatic narrowing will handle conversion from
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3474 // NDArray to scalar.
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	3475
4481 cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe] jwe parents: 4479 diff changeset	3476 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3477 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3478 switch (dt)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3479 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3480 case oct_data_conv::dt_int8:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3481 retval = int8NDArray (dims, val);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3482 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3483
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3484 case oct_data_conv::dt_uint8:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3485 retval = uint8NDArray (dims, val);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3486 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3487
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3488 case oct_data_conv::dt_int16:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3489 retval = int16NDArray (dims, val);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3490 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3491
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3492 case oct_data_conv::dt_uint16:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3493 retval = uint16NDArray (dims, val);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3494 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3495
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3496 case oct_data_conv::dt_int32:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3497 retval = int32NDArray (dims, val);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3498 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3499
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3500 case oct_data_conv::dt_uint32:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3501 retval = uint32NDArray (dims, val);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3502 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3503
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3504 case oct_data_conv::dt_int64:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3505 retval = int64NDArray (dims, val);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3506 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3507
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3508 case oct_data_conv::dt_uint64:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3509 retval = uint64NDArray (dims, val);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3510 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3511
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3512 case oct_data_conv::dt_single:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3513 retval = FloatNDArray (dims, val);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3514 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3515
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3516 case oct_data_conv::dt_double:
8972 5fa53d1b6247 more indexing optimizations Jaroslav Hajek <highegg@gmail.com> parents: 8947 diff changeset	3517 {
5fa53d1b6247 more indexing optimizations Jaroslav Hajek <highegg@gmail.com> parents: 8947 diff changeset	3518 if (val == 1 && dims.length () == 2 && dims (0) == 1)
5fa53d1b6247 more indexing optimizations Jaroslav Hajek <highegg@gmail.com> parents: 8947 diff changeset	3519 retval = Range (1.0, 0.0, dims (1)); // packed form
5fa53d1b6247 more indexing optimizations Jaroslav Hajek <highegg@gmail.com> parents: 8947 diff changeset	3520 else
5fa53d1b6247 more indexing optimizations Jaroslav Hajek <highegg@gmail.com> parents: 8947 diff changeset	3521 retval = NDArray (dims, val);
5fa53d1b6247 more indexing optimizations Jaroslav Hajek <highegg@gmail.com> parents: 8947 diff changeset	3522 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3523 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3524
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3525 case oct_data_conv::dt_logical:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3526 retval = boolNDArray (dims, val);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3527 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3528
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3529 default:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3530 error ("%s: invalid class name", fcn);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3531 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3532 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3533 }
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	3534 }
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	3535
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	3536 return retval;
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	3537 }
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	3538
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3539 static octave_value
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	3540 fill_matrix (const octave_value_list& args, double val, float fval,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3541 const char *fcn)
7795 df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3542 {
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3543 octave_value retval;
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3544
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3545 int nargin = args.length ();
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3546
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3547 oct_data_conv::data_type dt = oct_data_conv::dt_double;
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3548
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3549 dim_vector dims (1, 1);
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	3550
7795 df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3551 if (nargin > 0 && args(nargin-1).is_string ())
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3552 {
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3553 std::string nm = args(nargin-1).string_value ();
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3554 nargin--;
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3555
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3556 dt = oct_data_conv::string_to_data_type (nm);
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3557
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3558 if (error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3559 return retval;
7795 df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3560 }
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3561
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3562 switch (nargin)
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3563 {
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3564 case 0:
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3565 break;
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3566
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3567 case 1:
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3568 get_dimensions (args(0), fcn, dims);
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3569 break;
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3570
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3571 default:
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3572 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3573 dims.resize (nargin);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3574
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3575 for (int i = 0; i < nargin; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3576 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3577 dims(i) = args(i).is_empty () ? 0 : args(i).idx_type_value ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3578
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3579 if (error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3580 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3581 error ("%s: expecting scalar integer arguments", fcn);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3582 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3583 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3584 }
7795 df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3585 }
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3586 break;
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3587 }
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3588
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3589 if (! error_state)
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3590 {
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3591 dims.chop_trailing_singletons ();
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3592
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3593 check_dimensions (dims, fcn);
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3594
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3595 // Note that automatic narrowing will handle conversion from
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3596 // NDArray to scalar.
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3597
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3598 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3599 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3600 switch (dt)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3601 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3602 case oct_data_conv::dt_single:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3603 retval = FloatNDArray (dims, fval);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3604 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3605
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3606 case oct_data_conv::dt_double:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3607 retval = NDArray (dims, val);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3608 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3609
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3610 default:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3611 error ("%s: invalid class name", fcn);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3612 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3613 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3614 }
7795 df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3615 }
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3616
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3617 return retval;
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3618 }
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3619
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	3620 static octave_value
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3621 fill_matrix (const octave_value_list& args, double val, const char *fcn)
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3622 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3623 octave_value retval;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3624
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3625 int nargin = args.length ();
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3626
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3627 oct_data_conv::data_type dt = oct_data_conv::dt_double;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3628
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3629 dim_vector dims (1, 1);
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	3630
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3631 if (nargin > 0 && args(nargin-1).is_string ())
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3632 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3633 std::string nm = args(nargin-1).string_value ();
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3634 nargin--;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3635
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3636 dt = oct_data_conv::string_to_data_type (nm);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3637
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3638 if (error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3639 return retval;
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3640 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3641
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3642 switch (nargin)
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3643 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3644 case 0:
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3645 break;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3646
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3647 case 1:
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3648 get_dimensions (args(0), fcn, dims);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3649 break;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3650
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3651 default:
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3652 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3653 dims.resize (nargin);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3654
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3655 for (int i = 0; i < nargin; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3656 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3657 dims(i) = args(i).is_empty () ? 0 : args(i).idx_type_value ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3658
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3659 if (error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3660 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3661 error ("%s: expecting scalar integer arguments", fcn);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3662 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3663 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3664 }
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3665 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3666 break;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3667 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3668
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3669 if (! error_state)
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3670 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3671 dims.chop_trailing_singletons ();
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3672
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3673 check_dimensions (dims, fcn);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3674
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3675 // Note that automatic narrowing will handle conversion from
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3676 // NDArray to scalar.
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3677
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3678 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3679 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3680 switch (dt)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3681 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3682 case oct_data_conv::dt_single:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3683 retval = FloatNDArray (dims, static_cast <float> (val));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3684 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3685
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3686 case oct_data_conv::dt_double:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3687 retval = NDArray (dims, val);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3688 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3689
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3690 default:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3691 error ("%s: invalid class name", fcn);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3692 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3693 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3694 }
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3695 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3696
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3697 return retval;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3698 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3699
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3700 static octave_value
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3701 fill_matrix (const octave_value_list& args, const Complex& val,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3702 const char *fcn)
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3703 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3704 octave_value retval;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3705
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3706 int nargin = args.length ();
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3707
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3708 oct_data_conv::data_type dt = oct_data_conv::dt_double;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3709
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3710 dim_vector dims (1, 1);
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	3711
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3712 if (nargin > 0 && args(nargin-1).is_string ())
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3713 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3714 std::string nm = args(nargin-1).string_value ();
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3715 nargin--;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3716
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3717 dt = oct_data_conv::string_to_data_type (nm);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3718
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3719 if (error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3720 return retval;
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3721 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3722
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3723 switch (nargin)
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3724 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3725 case 0:
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3726 break;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3727
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3728 case 1:
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3729 get_dimensions (args(0), fcn, dims);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3730 break;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3731
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3732 default:
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3733 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3734 dims.resize (nargin);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3735
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3736 for (int i = 0; i < nargin; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3737 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3738 dims(i) = args(i).is_empty () ? 0 : args(i).idx_type_value ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3739
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3740 if (error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3741 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3742 error ("%s: expecting scalar integer arguments", fcn);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3743 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3744 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3745 }
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3746 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3747 break;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3748 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3749
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3750 if (! error_state)
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3751 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3752 dims.chop_trailing_singletons ();
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3753
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3754 check_dimensions (dims, fcn);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3755
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3756 // Note that automatic narrowing will handle conversion from
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3757 // NDArray to scalar.
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3758
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3759 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3760 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3761 switch (dt)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3762 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3763 case oct_data_conv::dt_single:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3764 retval = FloatComplexNDArray (dims, static_cast<FloatComplex> (val));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3765 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3766
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3767 case oct_data_conv::dt_double:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3768 retval = ComplexNDArray (dims, val);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3769 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3770
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3771 default:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3772 error ("%s: invalid class name", fcn);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3773 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3774 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3775 }
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3776 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3777
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3778 return retval;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3779 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3780
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3781 static octave_value
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3782 fill_matrix (const octave_value_list& args, bool val, const char *fcn)
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3783 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3784 octave_value retval;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3785
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3786 int nargin = args.length ();
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3787
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3788 dim_vector dims (1, 1);
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	3789
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3790 switch (nargin)
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3791 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3792 case 0:
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3793 break;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3794
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3795 case 1:
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3796 get_dimensions (args(0), fcn, dims);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3797 break;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3798
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3799 default:
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3800 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3801 dims.resize (nargin);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3802
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3803 for (int i = 0; i < nargin; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3804 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3805 dims(i) = args(i).is_empty () ? 0 : args(i).idx_type_value ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3806
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3807 if (error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3808 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3809 error ("%s: expecting scalar integer arguments", fcn);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3810 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3811 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3812 }
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3813 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3814 break;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3815 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3816
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3817 if (! error_state)
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3818 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3819 dims.chop_trailing_singletons ();
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3820
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3821 check_dimensions (dims, fcn);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3822
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3823 // Note that automatic narrowing will handle conversion from
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3824 // NDArray to scalar.
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3825
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3826 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3827 retval = boolNDArray (dims, val);
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3828 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3829
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3830 return retval;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3831 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3832
3354 87721841efd7 [project @ 1999-11-17 19:06:11 by jwe] jwe parents: 3333 diff changeset	3833 DEFUN (ones, args, ,
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	3834 "-- texinfo --\n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	3835 @deftypefn {Built-in Function} {} ones (@var{n})\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	3836 @deftypefnx {Built-in Function} {} ones (@var{m}, @var{n})\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	3837 @deftypefnx {Built-in Function} {} ones (@var{m}, @var{n}, @var{k}, @dots{})\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	3838 @deftypefnx {Built-in Function} {} ones ([@var{m} @var{n} @dots{}])\n\
4948 7124436476cb [project @ 2004-08-31 17:57:21 by jwe] jwe parents: 4947 diff changeset	3839 @deftypefnx {Built-in Function} {} ones (@dots{}, @var{class})\n\
4481 cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe] jwe parents: 4479 diff changeset	3840 Return a matrix or N-dimensional array whose elements are all 1.\n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	3841 If invoked with a single scalar integer argument @var{n}, return a square\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	3842 @nospell{NxN} matrix. If invoked with two or more scalar\n\
9428 b317debeb828 data.cc (Fones, Fzeros, Ftrue, Ffalse): update docstring John W. Eaton <jwe@octave.org> parents: 9351 diff changeset	3843 integer arguments, or a vector of integer values, return an array with\n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	3844 the given dimensions.\n\
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	3845 \n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	3846 If you need to create a matrix whose values are all the same, you should\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	3847 use an expression like\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	3848 \n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	3849 @example\n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	3850 val_matrix = val * ones (m, n)\n\
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	3851 @end example\n\
4945 4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	3852 \n\
10687 a8ce6bdecce5 Improve documentation strings. Rik <octave@nomad.inbox5.com> parents: 10682 diff changeset	3853 The optional argument @var{class} specifies the class of the return array\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10801 diff changeset	3854 and defaults to double. For example:\n\
4945 4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	3855 \n\
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	3856 @example\n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	3857 val = ones (m,n, \"uint8\")\n\
4945 4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	3858 @end example\n\
10687 a8ce6bdecce5 Improve documentation strings. Rik <octave@nomad.inbox5.com> parents: 10682 diff changeset	3859 @seealso{zeros}\n\
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	3860 @end deftypefn")
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	3861 {
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3862 return fill_matrix (args, 1, "ones");
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	3863 }
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	3864
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3865 /*
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3866
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3867 %!assert(ones (3), [1, 1, 1; 1, 1, 1; 1, 1, 1]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3868 %!assert(ones (2, 3), [1, 1, 1; 1, 1, 1]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3869 %!assert(ones (3, 2), [1, 1; 1, 1; 1, 1]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3870 %!assert(size (ones (3, 4, 5)), [3, 4, 5]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3871
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3872 %!assert(ones (3,'single'), single([1, 1, 1; 1, 1, 1; 1, 1, 1]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3873 %!assert(ones (2, 3,'single'), single([1, 1, 1; 1, 1, 1]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3874 %!assert(ones (3, 2,'single'), single([1, 1; 1, 1; 1, 1]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3875 %!assert(size (ones (3, 4, 5, 'single')), [3, 4, 5]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3876
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3877 %!assert(ones (3,'int8'), int8([1, 1, 1; 1, 1, 1; 1, 1, 1]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3878 %!assert(ones (2, 3,'int8'), int8([1, 1, 1; 1, 1, 1]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3879 %!assert(ones (3, 2,'int8'), int8([1, 1; 1, 1; 1, 1]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3880 %!assert(size (ones (3, 4, 5, 'int8')), [3, 4, 5]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3881
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3882 */
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3883
3354 87721841efd7 [project @ 1999-11-17 19:06:11 by jwe] jwe parents: 3333 diff changeset	3884 DEFUN (zeros, args, ,
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	3885 "-- texinfo --\n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	3886 @deftypefn {Built-in Function} {} zeros (@var{n})\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	3887 @deftypefnx {Built-in Function} {} zeros (@var{m}, @var{n})\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	3888 @deftypefnx {Built-in Function} {} zeros (@var{m}, @var{n}, @var{k}, @dots{})\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	3889 @deftypefnx {Built-in Function} {} zeros ([@var{m} @var{n} @dots{}])\n\
4948 7124436476cb [project @ 2004-08-31 17:57:21 by jwe] jwe parents: 4947 diff changeset	3890 @deftypefnx {Built-in Function} {} zeros (@dots{}, @var{class})\n\
4481 cfbaee1f562f [project @ 2003-08-06 13:56:07 by jwe] jwe parents: 4479 diff changeset	3891 Return a matrix or N-dimensional array whose elements are all 0.\n\
10687 a8ce6bdecce5 Improve documentation strings. Rik <octave@nomad.inbox5.com> parents: 10682 diff changeset	3892 If invoked with a single scalar integer argument, return a square\n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	3893 @nospell{NxN} matrix. If invoked with two or more scalar\n\
10687 a8ce6bdecce5 Improve documentation strings. Rik <octave@nomad.inbox5.com> parents: 10682 diff changeset	3894 integer arguments, or a vector of integer values, return an array with\n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	3895 the given dimensions.\n\
4945 4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	3896 \n\
10687 a8ce6bdecce5 Improve documentation strings. Rik <octave@nomad.inbox5.com> parents: 10682 diff changeset	3897 The optional argument @var{class} specifies the class of the return array\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10801 diff changeset	3898 and defaults to double. For example:\n\
4945 4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	3899 \n\
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	3900 @example\n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	3901 val = zeros (m,n, \"uint8\")\n\
4945 4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	3902 @end example\n\
10687 a8ce6bdecce5 Improve documentation strings. Rik <octave@nomad.inbox5.com> parents: 10682 diff changeset	3903 @seealso{ones}\n\
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	3904 @end deftypefn")
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	3905 {
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3906 return fill_matrix (args, 0, "zeros");
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3907 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3908
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3909 /*
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3910
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3911 %!assert(zeros (3), [0, 0, 0; 0, 0, 0; 0, 0, 0]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3912 %!assert(zeros (2, 3), [0, 0, 0; 0, 0, 0]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3913 %!assert(zeros (3, 2), [0, 0; 0, 0; 0, 0]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3914 %!assert(size (zeros (3, 4, 5)), [3, 4, 5]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3915
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3916 %!assert(zeros (3,'single'), single([0, 0, 0; 0, 0, 0; 0, 0, 0]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3917 %!assert(zeros (2, 3,'single'), single([0, 0, 0; 0, 0, 0]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3918 %!assert(zeros (3, 2,'single'), single([0, 0; 0, 0; 0, 0]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3919 %!assert(size (zeros (3, 4, 5, 'single')), [3, 4, 5]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3920
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3921 %!assert(zeros (3,'int8'), int8([0, 0, 0; 0, 0, 0; 0, 0, 0]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3922 %!assert(zeros (2, 3,'int8'), int8([0, 0, 0; 0, 0, 0]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3923 %!assert(zeros (3, 2,'int8'), int8([0, 0; 0, 0; 0, 0]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3924 %!assert(size (zeros (3, 4, 5, 'int8')), [3, 4, 5]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3925
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3926 */
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3927
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3928 DEFUN (Inf, args, ,
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3929 "-- texinfo --\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3930 @deftypefn {Built-in Function} {} Inf\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3931 @deftypefnx {Built-in Function} {} Inf (@var{n})\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3932 @deftypefnx {Built-in Function} {} Inf (@var{n}, @var{m})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3933 @deftypefnx {Built-in Function} {} Inf (@var{n}, @var{m}, @var{k}, @dots{})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3934 @deftypefnx {Built-in Function} {} Inf (@dots{}, @var{class})\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3935 Return a scalar, matrix or N-dimensional array whose elements are all equal\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3936 to the IEEE representation for positive infinity.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3937 \n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3938 Infinity is produced when results are too large to be represented using the\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3939 the IEEE floating point format for numbers. Two common examples which\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3940 produce infinity are division by zero and overflow.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10801 diff changeset	3941 \n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3942 @example\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3943 @group\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3944 [1/0 e^800]\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3945 @result{}\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3946 Inf Inf\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3947 @end group\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3948 @end example\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3949 \n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3950 When called with no arguments, return a scalar with the value @samp{Inf}.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3951 When called with a single argument, return a square matrix with the dimension\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3952 specified. When called with more than one scalar argument the first two\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3953 arguments are taken as the number of rows and columns and any further\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3954 arguments specify additional matrix dimensions.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3955 The optional argument @var{class} specifies the return type and may be\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3956 either \"double\" or \"single\".\n\
9308 f2bf62f62286 Update documentation for NA and isna functions Rik <rdrider0-list@yahoo.com> parents: 9198 diff changeset	3957 @seealso{isinf}\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3958 @end deftypefn")
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3959 {
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	3960 return fill_matrix (args, lo_ieee_inf_value (),
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	3961 lo_ieee_float_inf_value (), "Inf");
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3962 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3963
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3964 DEFALIAS (inf, Inf);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3965
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3966 /*
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3967
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3968 %!assert(inf (3), [Inf, Inf, Inf; Inf, Inf, Inf; Inf, Inf, Inf]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3969 %!assert(inf (2, 3), [Inf, Inf, Inf; Inf, Inf, Inf]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3970 %!assert(inf (3, 2), [Inf, Inf; Inf, Inf; Inf, Inf]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3971 %!assert(size (inf (3, 4, 5)), [3, 4, 5]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3972
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3973 %!assert(inf (3,'single'), single([Inf, Inf, Inf; Inf, Inf, Inf; Inf, Inf, Inf]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3974 %!assert(inf (2, 3,'single'), single([Inf, Inf, Inf; Inf, Inf, Inf]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3975 %!assert(inf (3, 2,'single'), single([Inf, Inf; Inf, Inf; Inf, Inf]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3976 %!assert(size (inf (3, 4, 5, 'single')), [3, 4, 5]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3977
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3978 %!error(inf (3,'int8'));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3979 %!error(inf (2, 3,'int8'));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3980 %!error(inf (3, 2,'int8'));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3981 %!error(inf (3, 4, 5, 'int8'));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3982
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3983 */
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	3984
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3985 DEFUN (NaN, args, ,
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3986 "-- texinfo --\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3987 @deftypefn {Built-in Function} {} NaN\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3988 @deftypefnx {Built-in Function} {} NaN (@var{n})\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3989 @deftypefnx {Built-in Function} {} NaN (@var{n}, @var{m})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3990 @deftypefnx {Built-in Function} {} NaN (@var{n}, @var{m}, @var{k}, @dots{})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3991 @deftypefnx {Built-in Function} {} NaN (@dots{}, @var{class})\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3992 Return a scalar, matrix, or N-dimensional array whose elements are all equal\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3993 to the IEEE symbol NaN (Not a Number).\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3994 NaN is the result of operations which do not produce a well defined numerical\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3995 result. Common operations which produce a NaN are arithmetic with infinity\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3996 @tex\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	3997 ($\\infty - \\infty$), zero divided by zero ($0/0$),\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	3998 @end tex\n\
8517 81d6ab3ac93c Allow documentation tobe built for other formats than tex and info sh@sh-laptop parents: 8487 diff changeset	3999 @ifnottex\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4000 (Inf - Inf), zero divided by zero (0/0),\n\
8517 81d6ab3ac93c Allow documentation tobe built for other formats than tex and info sh@sh-laptop parents: 8487 diff changeset	4001 @end ifnottex\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4002 and any operation involving another NaN value (5 + NaN).\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4003 \n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4004 Note that NaN always compares not equal to NaN (NaN != NaN). This behavior\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4005 is specified by the IEEE standard for floating point arithmetic. To\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4006 find NaN values, use the @code{isnan} function.\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4007 \n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4008 When called with no arguments, return a scalar with the value @samp{NaN}.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4009 When called with a single argument, return a square matrix with the dimension\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4010 specified. When called with more than one scalar argument the first two\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4011 arguments are taken as the number of rows and columns and any further\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4012 arguments specify additional matrix dimensions.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4013 The optional argument @var{class} specifies the return type and may be\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4014 either \"double\" or \"single\".\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4015 @seealso{isnan}\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4016 @end deftypefn")
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4017 {
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	4018 return fill_matrix (args, lo_ieee_nan_value (),
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4019 lo_ieee_float_nan_value (), "NaN");
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4020 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4021
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4022 DEFALIAS (nan, NaN);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4023
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	4024 /*
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4025 %!assert(NaN (3), [NaN, NaN, NaN; NaN, NaN, NaN; NaN, NaN, NaN]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4026 %!assert(NaN (2, 3), [NaN, NaN, NaN; NaN, NaN, NaN]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4027 %!assert(NaN (3, 2), [NaN, NaN; NaN, NaN; NaN, NaN]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4028 %!assert(size (NaN (3, 4, 5)), [3, 4, 5]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4029
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4030 %!assert(NaN (3,'single'), single([NaN, NaN, NaN; NaN, NaN, NaN; NaN, NaN, NaN]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4031 %!assert(NaN (2, 3,'single'), single([NaN, NaN, NaN; NaN, NaN, NaN]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4032 %!assert(NaN (3, 2,'single'), single([NaN, NaN; NaN, NaN; NaN, NaN]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4033 %!assert(size (NaN (3, 4, 5, 'single')), [3, 4, 5]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4034
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4035 %!error(NaN (3,'int8'));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4036 %!error(NaN (2, 3,'int8'));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4037 %!error(NaN (3, 2,'int8'));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4038 %!error(NaN (3, 4, 5, 'int8'));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4039
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4040 */
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4041
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4042 DEFUN (e, args, ,
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4043 "-- texinfo --\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4044 @deftypefn {Built-in Function} {} e\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4045 @deftypefnx {Built-in Function} {} e (@var{n})\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4046 @deftypefnx {Built-in Function} {} e (@var{n}, @var{m})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4047 @deftypefnx {Built-in Function} {} e (@var{n}, @var{m}, @var{k}, @dots{})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4048 @deftypefnx {Built-in Function} {} e (@dots{}, @var{class})\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4049 Return a scalar, matrix, or N-dimensional array whose elements are all equal\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4050 to the base of natural logarithms. The constant\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4051 @tex\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4052 $e$ satisfies the equation $\\log (e) = 1$.\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4053 @end tex\n\
8517 81d6ab3ac93c Allow documentation tobe built for other formats than tex and info sh@sh-laptop parents: 8487 diff changeset	4054 @ifnottex\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4055 @samp{e} satisfies the equation @code{log} (e) = 1.\n\
8517 81d6ab3ac93c Allow documentation tobe built for other formats than tex and info sh@sh-laptop parents: 8487 diff changeset	4056 @end ifnottex\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4057 \n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4058 When called with no arguments, return a scalar with the value @math{e}. When\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4059 called with a single argument, return a square matrix with the dimension\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4060 specified. When called with more than one scalar argument the first two\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4061 arguments are taken as the number of rows and columns and any further\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4062 arguments specify additional matrix dimensions.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4063 The optional argument @var{class} specifies the return type and may be\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4064 either \"double\" or \"single\".\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4065 @end deftypefn")
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4066 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4067 #if defined (M_E)
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4068 double e_val = M_E;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4069 #else
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4070 double e_val = exp (1.0);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4071 #endif
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4072
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4073 return fill_matrix (args, e_val, "e");
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4074 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4075
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4076 DEFUN (eps, args, ,
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4077 "-- texinfo --\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4078 @deftypefn {Built-in Function} {} eps\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4079 @deftypefnx {Built-in Function} {} eps (@var{x})\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4080 @deftypefnx {Built-in Function} {} eps (@var{n}, @var{m})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4081 @deftypefnx {Built-in Function} {} eps (@var{n}, @var{m}, @var{k}, @dots{})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4082 @deftypefnx {Built-in Function} {} eps (@dots{}, @var{class})\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4083 Return a scalar, matrix or N-dimensional array whose elements are all eps,\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4084 the machine precision. More precisely, @code{eps} is the relative spacing\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4085 between any two adjacent numbers in the machine's floating point system.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4086 This number is obviously system dependent. On machines that support IEEE\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4087 floating point arithmetic, @code{eps} is approximately\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4088 @tex\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4089 $2.2204\\times10^{-16}$ for double precision and $1.1921\\times10^{-7}$\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4090 @end tex\n\
8517 81d6ab3ac93c Allow documentation tobe built for other formats than tex and info sh@sh-laptop parents: 8487 diff changeset	4091 @ifnottex\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4092 2.2204e-16 for double precision and 1.1921e-07\n\
8517 81d6ab3ac93c Allow documentation tobe built for other formats than tex and info sh@sh-laptop parents: 8487 diff changeset	4093 @end ifnottex\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4094 for single precision.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4095 \n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4096 When called with no arguments, return a scalar with the value\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4097 @code{eps(1.0)}.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4098 Given a single argument @var{x}, return the distance between @var{x} and\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4099 the next largest value.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4100 When called with more than one argument the first two arguments are taken as\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4101 the number of rows and columns and any further\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4102 arguments specify additional matrix dimensions.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4103 The optional argument @var{class} specifies the return type and may be\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4104 either \"double\" or \"single\".\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4105 @end deftypefn")
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4106 {
7795 df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	4107 int nargin = args.length ();
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	4108 octave_value retval;
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	4109
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	4110 if (nargin == 1 && ! args(0).is_string ())
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	4111 {
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	4112 if (args(0).is_single_type ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4113 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4114 float val = args(0).float_value ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4115
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4116 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4117 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4118 val = ::fabsf(val);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4119 if (xisnan (val) \|\| xisinf (val))
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	4120 retval = fill_matrix (octave_value ("single"),
12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	4121 lo_ieee_nan_value (),
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4122 lo_ieee_float_nan_value (), "eps");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4123 else if (val < FLT_MIN)
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	4124 retval = fill_matrix (octave_value ("single"), 0e0,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4125 powf (2.0, -149e0), "eps");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4126 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4127 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4128 int expon;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4129 frexpf (val, &expon);
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	4130 val = std::pow (static_cast <float> (2.0),
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4131 static_cast <float> (expon - 24));
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	4132 retval = fill_matrix (octave_value ("single"), DBL_EPSILON,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4133 val, "eps");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4134 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4135 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4136 }
7795 df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	4137 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4138 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4139 double val = args(0).double_value ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4140
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4141 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4142 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4143 val = ::fabs(val);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4144 if (xisnan (val) \|\| xisinf (val))
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	4145 retval = fill_matrix (octave_value_list (),
12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	4146 lo_ieee_nan_value (),
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4147 lo_ieee_float_nan_value (), "eps");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4148 else if (val < DBL_MIN)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4149 retval = fill_matrix (octave_value_list (),
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4150 pow (2.0, -1074e0), 0e0, "eps");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4151 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4152 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4153 int expon;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4154 frexp (val, &expon);
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	4155 val = std::pow (static_cast <double> (2.0),
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4156 static_cast <double> (expon - 53));
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	4157 retval = fill_matrix (octave_value_list (), val,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4158 FLT_EPSILON, "eps");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4159 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4160 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4161 }
7795 df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	4162 }
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	4163 else
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	4164 retval = fill_matrix (args, DBL_EPSILON, FLT_EPSILON, "eps");
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	4165
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	4166 return retval;
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4167 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4168
7795 df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	4169 /*
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	4170
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	4171 %!assert(eps(1/2),2^(-53))
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	4172 %!assert(eps(1),2^(-52))
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	4173 %!assert(eps(2),2^(-51))
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	4174 %!assert(eps(realmax),2^971)
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	4175 %!assert(eps(0),2^(-1074))
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	4176 %!assert(eps(realmin/2),2^(-1074))
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	4177 %!assert(eps(realmin/16),2^(-1074))
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	4178 %!assert(eps(Inf),NaN)
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	4179 %!assert(eps(NaN),NaN)
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	4180 %!assert(eps(single(1/2)),single(2^(-24)))
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	4181 %!assert(eps(single(1)),single(2^(-23)))
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	4182 %!assert(eps(single(2)),single(2^(-22)))
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	4183 %!assert(eps(realmax('single')),single(2^104))
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	4184 %!assert(eps(single(0)),single(2^(-149)))
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	4185 %!assert(eps(realmin('single')/2),single(2^(-149)))
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	4186 %!assert(eps(realmin('single')/16),single(2^(-149)))
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	4187 %!assert(eps(single(Inf)),single(NaN))
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	4188 %!assert(eps(single(NaN)),single(NaN))
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	4189
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	4190 */
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	4191
df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	4192
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4193 DEFUN (pi, args, ,
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4194 "-- texinfo --\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4195 @deftypefn {Built-in Function} {} pi\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4196 @deftypefnx {Built-in Function} {} pi (@var{n})\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4197 @deftypefnx {Built-in Function} {} pi (@var{n}, @var{m})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4198 @deftypefnx {Built-in Function} {} pi (@var{n}, @var{m}, @var{k}, @dots{})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4199 @deftypefnx {Built-in Function} {} pi (@dots{}, @var{class})\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4200 Return a scalar, matrix, or N-dimensional array whose elements are all equal\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4201 to the ratio of the circumference of a circle to its\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4202 @tex\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4203 diameter($\\pi$).\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4204 @end tex\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4205 @ifnottex\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4206 diameter.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4207 @end ifnottex\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4208 Internally, @code{pi} is computed as @samp{4.0 * atan (1.0)}.\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4209 \n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4210 When called with no arguments, return a scalar with the value of\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4211 @tex\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4212 $\\pi$.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4213 @end tex\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4214 @ifnottex\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4215 pi.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4216 @end ifnottex\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4217 When called with a single argument, return a square matrix with the dimension\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4218 specified. When called with more than one scalar argument the first two\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4219 arguments are taken as the number of rows and columns and any further\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4220 arguments specify additional matrix dimensions.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4221 The optional argument @var{class} specifies the return type and may be\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4222 either \"double\" or \"single\".\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4223 @end deftypefn")
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4224 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4225 #if defined (M_PI)
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4226 double pi_val = M_PI;
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4227 #else
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4228 double pi_val = 4.0 * atan (1.0);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4229 #endif
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4230
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4231 return fill_matrix (args, pi_val, "pi");
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4232 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4233
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4234 DEFUN (realmax, args, ,
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4235 "-- texinfo --\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4236 @deftypefn {Built-in Function} {} realmax\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4237 @deftypefnx {Built-in Function} {} realmax (@var{n})\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4238 @deftypefnx {Built-in Function} {} realmax (@var{n}, @var{m})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4239 @deftypefnx {Built-in Function} {} realmax (@var{n}, @var{m}, @var{k}, @dots{})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4240 @deftypefnx {Built-in Function} {} realmax (@dots{}, @var{class})\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4241 Return a scalar, matrix or N-dimensional array whose elements are all equal\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4242 to the largest floating point number that is representable. The actual\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4243 value is system dependent. On machines that support IEEE\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4244 floating point arithmetic, @code{realmax} is approximately\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4245 @tex\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4246 $1.7977\\times10^{308}$ for double precision and $3.4028\\times10^{38}$\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4247 @end tex\n\
8517 81d6ab3ac93c Allow documentation tobe built for other formats than tex and info sh@sh-laptop parents: 8487 diff changeset	4248 @ifnottex\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4249 1.7977e+308 for double precision and 3.4028e+38\n\
8517 81d6ab3ac93c Allow documentation tobe built for other formats than tex and info sh@sh-laptop parents: 8487 diff changeset	4250 @end ifnottex\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4251 for single precision.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4252 \n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4253 When called with no arguments, return a scalar with the value\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4254 @code{realmax(\"double\")}.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4255 When called with a single argument, return a square matrix with the dimension\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4256 specified. When called with more than one scalar argument the first two\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4257 arguments are taken as the number of rows and columns and any further\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4258 arguments specify additional matrix dimensions.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4259 The optional argument @var{class} specifies the return type and may be\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4260 either \"double\" or \"single\".\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4261 @seealso{realmin, intmax, bitmax}\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4262 @end deftypefn")
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4263 {
7795 df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	4264 return fill_matrix (args, DBL_MAX, FLT_MAX, "realmax");
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4265 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4266
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4267 DEFUN (realmin, args, ,
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4268 "-- texinfo --\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4269 @deftypefn {Built-in Function} {} realmin\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4270 @deftypefnx {Built-in Function} {} realmin (@var{n})\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4271 @deftypefnx {Built-in Function} {} realmin (@var{n}, @var{m})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4272 @deftypefnx {Built-in Function} {} realmin (@var{n}, @var{m}, @var{k}, @dots{})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4273 @deftypefnx {Built-in Function} {} realmin (@dots{}, @var{class})\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4274 Return a scalar, matrix or N-dimensional array whose elements are all equal\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4275 to the smallest normalized floating point number that is representable.\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4276 The actual value is system dependent. On machines that support\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4277 IEEE floating point arithmetic, @code{realmin} is approximately\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4278 @tex\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4279 $2.2251\\times10^{-308}$ for double precision and $1.1755\\times10^{-38}$\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4280 @end tex\n\
8517 81d6ab3ac93c Allow documentation tobe built for other formats than tex and info sh@sh-laptop parents: 8487 diff changeset	4281 @ifnottex\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4282 2.2251e-308 for double precision and 1.1755e-38\n\
8517 81d6ab3ac93c Allow documentation tobe built for other formats than tex and info sh@sh-laptop parents: 8487 diff changeset	4283 @end ifnottex\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4284 for single precision.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4285 \n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4286 When called with no arguments, return a scalar with the value\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4287 @code{realmin(\"double\")}.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4288 When called with a single argument, return a square matrix with the dimension\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4289 specified. When called with more than one scalar argument the first two\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4290 arguments are taken as the number of rows and columns and any further\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4291 arguments specify additional matrix dimensions.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4292 The optional argument @var{class} specifies the return type and may be\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4293 either \"double\" or \"single\".\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4294 @seealso{realmax, intmin}\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4295 @end deftypefn")
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4296 {
7795 df9519e9990c Handle single precision eps values David Bateman <dbateman@free.fr> parents: 7789 diff changeset	4297 return fill_matrix (args, DBL_MIN, FLT_MIN, "realmin");
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4298 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4299
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4300 DEFUN (I, args, ,
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4301 "-- texinfo --\n\
14100 8a2dc08886ea Fix Info referencing for i, I, j, J (Bug #35157) Rik <octave@nomad.inbox5.com> parents: 14085 diff changeset	4302 @c List other forms of function in documentation index\n\
8a2dc08886ea Fix Info referencing for i, I, j, J (Bug #35157) Rik <octave@nomad.inbox5.com> parents: 14085 diff changeset	4303 @findex i\n\
8a2dc08886ea Fix Info referencing for i, I, j, J (Bug #35157) Rik <octave@nomad.inbox5.com> parents: 14085 diff changeset	4304 @findex j\n\
8a2dc08886ea Fix Info referencing for i, I, j, J (Bug #35157) Rik <octave@nomad.inbox5.com> parents: 14085 diff changeset	4305 @findex J\n\
8a2dc08886ea Fix Info referencing for i, I, j, J (Bug #35157) Rik <octave@nomad.inbox5.com> parents: 14085 diff changeset	4306 \n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4307 @deftypefn {Built-in Function} {} I\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4308 @deftypefnx {Built-in Function} {} I (@var{n})\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4309 @deftypefnx {Built-in Function} {} I (@var{n}, @var{m})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4310 @deftypefnx {Built-in Function} {} I (@var{n}, @var{m}, @var{k}, @dots{})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4311 @deftypefnx {Built-in Function} {} I (@dots{}, @var{class})\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4312 Return a scalar, matrix, or N-dimensional array whose elements are all equal\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4313 to the pure imaginary unit, defined as\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4314 @tex\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4315 $\\sqrt{-1}$.\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4316 @end tex\n\
8517 81d6ab3ac93c Allow documentation tobe built for other formats than tex and info sh@sh-laptop parents: 8487 diff changeset	4317 @ifnottex\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4318 @code{sqrt (-1)}.\n\
8517 81d6ab3ac93c Allow documentation tobe built for other formats than tex and info sh@sh-laptop parents: 8487 diff changeset	4319 @end ifnottex\n\
9197 3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4320 I, and its equivalents i, J, and j, are functions so any of the names may\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4321 be reused for other purposes (such as i for a counter variable).\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4322 \n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4323 When called with no arguments, return a scalar with the value @math{i}. When\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4324 called with a single argument, return a square matrix with the dimension\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4325 specified. When called with more than one scalar argument the first two\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4326 arguments are taken as the number of rows and columns and any further\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4327 arguments specify additional matrix dimensions.\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4328 The optional argument @var{class} specifies the return type and may be\n\
3c27a0340a64 Update documentation for section 17.8 (Mathematical Constants) of arith.texi Rik <rdrider0-list@yahoo.com> parents: 9194 diff changeset	4329 either \"double\" or \"single\".\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4330 @end deftypefn")
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4331 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4332 return fill_matrix (args, Complex (0.0, 1.0), "I");
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4333 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4334
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4335 DEFALIAS (i, I);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4336 DEFALIAS (J, I);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4337 DEFALIAS (j, I);
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4338
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4339 DEFUN (NA, args, ,
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4340 "-- texinfo --\n\
9308 f2bf62f62286 Update documentation for NA and isna functions Rik <rdrider0-list@yahoo.com> parents: 9198 diff changeset	4341 @deftypefn {Built-in Function} {} NA\n\
f2bf62f62286 Update documentation for NA and isna functions Rik <rdrider0-list@yahoo.com> parents: 9198 diff changeset	4342 @deftypefnx {Built-in Function} {} NA (@var{n})\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4343 @deftypefnx {Built-in Function} {} NA (@var{n}, @var{m})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4344 @deftypefnx {Built-in Function} {} NA (@var{n}, @var{m}, @var{k}, @dots{})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4345 @deftypefnx {Built-in Function} {} NA (@dots{}, @var{class})\n\
9308 f2bf62f62286 Update documentation for NA and isna functions Rik <rdrider0-list@yahoo.com> parents: 9198 diff changeset	4346 Return a scalar, matrix, or N-dimensional array whose elements are all equal\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4347 to the special constant used to designate missing values.\n\
9308 f2bf62f62286 Update documentation for NA and isna functions Rik <rdrider0-list@yahoo.com> parents: 9198 diff changeset	4348 \n\
f2bf62f62286 Update documentation for NA and isna functions Rik <rdrider0-list@yahoo.com> parents: 9198 diff changeset	4349 Note that NA always compares not equal to NA (NA != NA).\n\
f2bf62f62286 Update documentation for NA and isna functions Rik <rdrider0-list@yahoo.com> parents: 9198 diff changeset	4350 To find NA values, use the @code{isna} function.\n\
f2bf62f62286 Update documentation for NA and isna functions Rik <rdrider0-list@yahoo.com> parents: 9198 diff changeset	4351 \n\
f2bf62f62286 Update documentation for NA and isna functions Rik <rdrider0-list@yahoo.com> parents: 9198 diff changeset	4352 When called with no arguments, return a scalar with the value @samp{NA}.\n\
f2bf62f62286 Update documentation for NA and isna functions Rik <rdrider0-list@yahoo.com> parents: 9198 diff changeset	4353 When called with a single argument, return a square matrix with the dimension\n\
f2bf62f62286 Update documentation for NA and isna functions Rik <rdrider0-list@yahoo.com> parents: 9198 diff changeset	4354 specified. When called with more than one scalar argument the first two\n\
f2bf62f62286 Update documentation for NA and isna functions Rik <rdrider0-list@yahoo.com> parents: 9198 diff changeset	4355 arguments are taken as the number of rows and columns and any further\n\
f2bf62f62286 Update documentation for NA and isna functions Rik <rdrider0-list@yahoo.com> parents: 9198 diff changeset	4356 arguments specify additional matrix dimensions.\n\
f2bf62f62286 Update documentation for NA and isna functions Rik <rdrider0-list@yahoo.com> parents: 9198 diff changeset	4357 The optional argument @var{class} specifies the return type and may be\n\
f2bf62f62286 Update documentation for NA and isna functions Rik <rdrider0-list@yahoo.com> parents: 9198 diff changeset	4358 either \"double\" or \"single\".\n\
f2bf62f62286 Update documentation for NA and isna functions Rik <rdrider0-list@yahoo.com> parents: 9198 diff changeset	4359 @seealso{isna}\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4360 @end deftypefn")
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4361 {
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	4362 return fill_matrix (args, lo_ieee_na_value (),
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4363 lo_ieee_float_na_value (), "NA");
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4364 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4365
7991 139f47cf17ab Change NA value to support single to double precision conversion David Bateman <dbateman@free.fr> parents: 7919 diff changeset	4366 /*
139f47cf17ab Change NA value to support single to double precision conversion David Bateman <dbateman@free.fr> parents: 7919 diff changeset	4367
139f47cf17ab Change NA value to support single to double precision conversion David Bateman <dbateman@free.fr> parents: 7919 diff changeset	4368 %!assert(single(NA('double')),NA('single'))
139f47cf17ab Change NA value to support single to double precision conversion David Bateman <dbateman@free.fr> parents: 7919 diff changeset	4369 %!assert(double(NA('single')),NA('double'))
139f47cf17ab Change NA value to support single to double precision conversion David Bateman <dbateman@free.fr> parents: 7919 diff changeset	4370
139f47cf17ab Change NA value to support single to double precision conversion David Bateman <dbateman@free.fr> parents: 7919 diff changeset	4371 */
139f47cf17ab Change NA value to support single to double precision conversion David Bateman <dbateman@free.fr> parents: 7919 diff changeset	4372
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4373 DEFUN (false, args, ,
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4374 "-- texinfo --\n\
10687 a8ce6bdecce5 Improve documentation strings. Rik <octave@nomad.inbox5.com> parents: 10682 diff changeset	4375 @deftypefn {Built-in Function} {} false (@var{x})\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4376 @deftypefnx {Built-in Function} {} false (@var{n}, @var{m})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4377 @deftypefnx {Built-in Function} {} false (@var{n}, @var{m}, @var{k}, @dots{})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4378 Return a matrix or N-dimensional array whose elements are all logical 0.\n\
10687 a8ce6bdecce5 Improve documentation strings. Rik <octave@nomad.inbox5.com> parents: 10682 diff changeset	4379 If invoked with a single scalar integer argument, return a square\n\
a8ce6bdecce5 Improve documentation strings. Rik <octave@nomad.inbox5.com> parents: 10682 diff changeset	4380 matrix of the specified size. If invoked with two or more scalar\n\
a8ce6bdecce5 Improve documentation strings. Rik <octave@nomad.inbox5.com> parents: 10682 diff changeset	4381 integer arguments, or a vector of integer values, return an array with\n\
a8ce6bdecce5 Improve documentation strings. Rik <octave@nomad.inbox5.com> parents: 10682 diff changeset	4382 given dimensions.\n\
a8ce6bdecce5 Improve documentation strings. Rik <octave@nomad.inbox5.com> parents: 10682 diff changeset	4383 @seealso{true}\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4384 @end deftypefn")
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4385 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4386 return fill_matrix (args, false, "false");
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4387 }
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4388
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4389 DEFUN (true, args, ,
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4390 "-- texinfo --\n\
10687 a8ce6bdecce5 Improve documentation strings. Rik <octave@nomad.inbox5.com> parents: 10682 diff changeset	4391 @deftypefn {Built-in Function} {} true (@var{x})\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4392 @deftypefnx {Built-in Function} {} true (@var{n}, @var{m})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4393 @deftypefnx {Built-in Function} {} true (@var{n}, @var{m}, @var{k}, @dots{})\n\
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4394 Return a matrix or N-dimensional array whose elements are all logical 1.\n\
10687 a8ce6bdecce5 Improve documentation strings. Rik <octave@nomad.inbox5.com> parents: 10682 diff changeset	4395 If invoked with a single scalar integer argument, return a square\n\
a8ce6bdecce5 Improve documentation strings. Rik <octave@nomad.inbox5.com> parents: 10682 diff changeset	4396 matrix of the specified size. If invoked with two or more scalar\n\
a8ce6bdecce5 Improve documentation strings. Rik <octave@nomad.inbox5.com> parents: 10682 diff changeset	4397 integer arguments, or a vector of integer values, return an array with\n\
a8ce6bdecce5 Improve documentation strings. Rik <octave@nomad.inbox5.com> parents: 10682 diff changeset	4398 given dimensions.\n\
a8ce6bdecce5 Improve documentation strings. Rik <octave@nomad.inbox5.com> parents: 10682 diff changeset	4399 @seealso{false}\n\
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4400 @end deftypefn")
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4401 {
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5734 diff changeset	4402 return fill_matrix (args, true, "true");
3354 87721841efd7 [project @ 1999-11-17 19:06:11 by jwe] jwe parents: 3333 diff changeset	4403 }
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	4404
4946 48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4405 template <class MT>
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4406 octave_value
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4407 identity_matrix (int nr, int nc)
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4408 {
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4409 octave_value retval;
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4410
9685 e793865ede63 implement builtin_type Jaroslav Hajek <highegg@gmail.com> parents: 9658 diff changeset	4411 typename MT::element_type one (1);
4946 48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4412
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4413 if (nr == 1 && nc == 1)
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4414 retval = one;
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4415 else
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4416 {
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4417 dim_vector dims (nr, nc);
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4418
9685 e793865ede63 implement builtin_type Jaroslav Hajek <highegg@gmail.com> parents: 9658 diff changeset	4419 typename MT::element_type zero (0);
4946 48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4420
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4421 MT m (dims, zero);
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4422
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4423 if (nr > 0 && nc > 0)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4424 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4425 int n = std::min (nr, nc);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4426
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4427 for (int i = 0; i < n; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4428 m(i,i) = one;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4429 }
4946 48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4430
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4431 retval = m;
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4432 }
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4433
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4434 return retval;
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4435 }
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4436
5058 11bea7392e69 [project @ 2004-11-01 21:06:44 by jwe] jwe parents: 5013 diff changeset	4437 #define INSTANTIATE_EYE(T) \
11bea7392e69 [project @ 2004-11-01 21:06:44 by jwe] jwe parents: 5013 diff changeset	4438 template octave_value identity_matrix<T> (int, int)
11bea7392e69 [project @ 2004-11-01 21:06:44 by jwe] jwe parents: 5013 diff changeset	4439
11bea7392e69 [project @ 2004-11-01 21:06:44 by jwe] jwe parents: 5013 diff changeset	4440 INSTANTIATE_EYE (int8NDArray);
11bea7392e69 [project @ 2004-11-01 21:06:44 by jwe] jwe parents: 5013 diff changeset	4441 INSTANTIATE_EYE (uint8NDArray);
11bea7392e69 [project @ 2004-11-01 21:06:44 by jwe] jwe parents: 5013 diff changeset	4442 INSTANTIATE_EYE (int16NDArray);
11bea7392e69 [project @ 2004-11-01 21:06:44 by jwe] jwe parents: 5013 diff changeset	4443 INSTANTIATE_EYE (uint16NDArray);
11bea7392e69 [project @ 2004-11-01 21:06:44 by jwe] jwe parents: 5013 diff changeset	4444 INSTANTIATE_EYE (int32NDArray);
11bea7392e69 [project @ 2004-11-01 21:06:44 by jwe] jwe parents: 5013 diff changeset	4445 INSTANTIATE_EYE (uint32NDArray);
11bea7392e69 [project @ 2004-11-01 21:06:44 by jwe] jwe parents: 5013 diff changeset	4446 INSTANTIATE_EYE (int64NDArray);
11bea7392e69 [project @ 2004-11-01 21:06:44 by jwe] jwe parents: 5013 diff changeset	4447 INSTANTIATE_EYE (uint64NDArray);
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4448 INSTANTIATE_EYE (FloatNDArray);
5058 11bea7392e69 [project @ 2004-11-01 21:06:44 by jwe] jwe parents: 5013 diff changeset	4449 INSTANTIATE_EYE (NDArray);
11bea7392e69 [project @ 2004-11-01 21:06:44 by jwe] jwe parents: 5013 diff changeset	4450 INSTANTIATE_EYE (boolNDArray);
11bea7392e69 [project @ 2004-11-01 21:06:44 by jwe] jwe parents: 5013 diff changeset	4451
4945 4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4452 static octave_value
4948 7124436476cb [project @ 2004-08-31 17:57:21 by jwe] jwe parents: 4947 diff changeset	4453 identity_matrix (int nr, int nc, oct_data_conv::data_type dt)
4945 4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4454 {
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4455 octave_value retval;
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4456
5775 ace8d8d26933 [project @ 2006-04-24 19:13:06 by jwe] jwe parents: 5747 diff changeset	4457 // FIXME -- perhaps this should be made extensible by using
4946 48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4458 // the class name to lookup a function to call to create the new
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4459 // value.
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4460
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4461 if (! error_state)
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4462 {
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4463 switch (dt)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4464 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4465 case oct_data_conv::dt_int8:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4466 retval = identity_matrix<int8NDArray> (nr, nc);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4467 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4468
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4469 case oct_data_conv::dt_uint8:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4470 retval = identity_matrix<uint8NDArray> (nr, nc);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4471 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4472
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4473 case oct_data_conv::dt_int16:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4474 retval = identity_matrix<int16NDArray> (nr, nc);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4475 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4476
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4477 case oct_data_conv::dt_uint16:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4478 retval = identity_matrix<uint16NDArray> (nr, nc);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4479 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4480
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4481 case oct_data_conv::dt_int32:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4482 retval = identity_matrix<int32NDArray> (nr, nc);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4483 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4484
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4485 case oct_data_conv::dt_uint32:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4486 retval = identity_matrix<uint32NDArray> (nr, nc);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4487 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4488
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4489 case oct_data_conv::dt_int64:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4490 retval = identity_matrix<int64NDArray> (nr, nc);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4491 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4492
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4493 case oct_data_conv::dt_uint64:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4494 retval = identity_matrix<uint64NDArray> (nr, nc);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4495 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4496
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4497 case oct_data_conv::dt_single:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4498 retval = FloatDiagMatrix (nr, nc, 1.0f);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4499 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4500
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4501 case oct_data_conv::dt_double:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4502 retval = DiagMatrix (nr, nc, 1.0);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4503 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4504
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4505 case oct_data_conv::dt_logical:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4506 retval = identity_matrix<boolNDArray> (nr, nc);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4507 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4508
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4509 default:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4510 error ("eye: invalid class name");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4511 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4512 }
4945 4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4513 }
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4514
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4515 return retval;
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4516 }
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4517
4946 48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4518 #undef INT_EYE_MATRIX
48a39e2b2ab7 [project @ 2004-08-31 17:27:04 by jwe] jwe parents: 4945 diff changeset	4519
1957 0e6a0a271998 [project @ 1996-02-15 01:08:15 by jwe] jwe parents: 1940 diff changeset	4520 DEFUN (eye, args, ,
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4521 "-- texinfo --\n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	4522 @deftypefn {Built-in Function} {} eye (@var{n})\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	4523 @deftypefnx {Built-in Function} {} eye (@var{m}, @var{n})\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	4524 @deftypefnx {Built-in Function} {} eye ([@var{m} @var{n}])\n\
4948 7124436476cb [project @ 2004-08-31 17:57:21 by jwe] jwe parents: 4947 diff changeset	4525 @deftypefnx {Built-in Function} {} eye (@dots{}, @var{class})\n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	4526 Return an identity matrix. If invoked with a single scalar argument @var{n},\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	4527 return a square @nospell{NxN} identity matrix. If\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	4528 supplied two scalar arguments (@var{m}, @var{n}), @code{eye} takes them to be\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	4529 the number of rows and columns. If given a vector with two elements,\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	4530 @code{eye} uses the values of the elements as the number of rows and columns,\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10801 diff changeset	4531 respectively. For example:\n\
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4532 \n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4533 @example\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4534 @group\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4535 eye (3)\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4536 @result{} 1 0 0\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4537 0 1 0\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4538 0 0 1\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4539 @end group\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4540 @end example\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4541 \n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4542 The following expressions all produce the same result:\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4543 \n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4544 @example\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4545 @group\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4546 eye (2)\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4547 @equiv{}\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4548 eye (2, 2)\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4549 @equiv{}\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4550 eye (size ([1, 2; 3, 4])\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4551 @end group\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4552 @end example\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4553 \n\
4945 4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4554 The optional argument @var{class}, allows @code{eye} to return an array of\n\
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4555 the specified type, like\n\
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4556 \n\
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4557 @example\n\
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4558 val = zeros (n,m, \"uint8\")\n\
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4559 @end example\n\
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4560 \n\
6556 8810bbf321ce [project @ 2007-04-20 18:39:40 by jwe] jwe parents: 6518 diff changeset	4561 Calling @code{eye} with no arguments is equivalent to calling it\n\
12905 f7a8d1dafda3 Let rand accept negative dimensions (bug #33301) Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 12886 diff changeset	4562 with an argument of 1. Any negative dimensions are treated as zero. \n\
f7a8d1dafda3 Let rand accept negative dimensions (bug #33301) Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 12886 diff changeset	4563 These odd definitions are for compatibility with @sc{matlab}.\n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	4564 @seealso{speye}\n\
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4565 @end deftypefn")
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	4566 {
3354 87721841efd7 [project @ 1999-11-17 19:06:11 by jwe] jwe parents: 3333 diff changeset	4567 octave_value retval;
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	4568
4948 7124436476cb [project @ 2004-08-31 17:57:21 by jwe] jwe parents: 4947 diff changeset	4569 int nargin = args.length ();
4945 4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4570
4948 7124436476cb [project @ 2004-08-31 17:57:21 by jwe] jwe parents: 4947 diff changeset	4571 oct_data_conv::data_type dt = oct_data_conv::dt_double;
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	4572
4945 4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4573 // Check for type information.
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4574
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4575 if (nargin > 0 && args(nargin-1).is_string ())
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4576 {
4948 7124436476cb [project @ 2004-08-31 17:57:21 by jwe] jwe parents: 4947 diff changeset	4577 std::string nm = args(nargin-1).string_value ();
4945 4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4578 nargin--;
4948 7124436476cb [project @ 2004-08-31 17:57:21 by jwe] jwe parents: 4947 diff changeset	4579
7124436476cb [project @ 2004-08-31 17:57:21 by jwe] jwe parents: 4947 diff changeset	4580 dt = oct_data_conv::string_to_data_type (nm);
7124436476cb [project @ 2004-08-31 17:57:21 by jwe] jwe parents: 4947 diff changeset	4581
7124436476cb [project @ 2004-08-31 17:57:21 by jwe] jwe parents: 4947 diff changeset	4582 if (error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4583 return retval;
4945 4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4584 }
4bd917f8a4a7 [project @ 2004-08-31 15:09:17 by jwe] jwe parents: 4915 diff changeset	4585
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	4586 switch (nargin)
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	4587 {
712 36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe] jwe parents: 649 diff changeset	4588 case 0:
4948 7124436476cb [project @ 2004-08-31 17:57:21 by jwe] jwe parents: 4947 diff changeset	4589 retval = identity_matrix (1, 1, dt);
712 36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe] jwe parents: 649 diff changeset	4590 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 767 diff changeset	4591
610 14b2a186a5c0 [project @ 1994-08-14 00:55:49 by jwe] jwe parents: 597 diff changeset	4592 case 1:
3354 87721841efd7 [project @ 1999-11-17 19:06:11 by jwe] jwe parents: 3333 diff changeset	4593 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4594 octave_idx_type nr, nc;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4595 get_dimensions (args(0), "eye", nr, nc);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4596
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4597 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4598 retval = identity_matrix (nr, nc, dt);
3354 87721841efd7 [project @ 1999-11-17 19:06:11 by jwe] jwe parents: 3333 diff changeset	4599 }
610 14b2a186a5c0 [project @ 1994-08-14 00:55:49 by jwe] jwe parents: 597 diff changeset	4600 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 767 diff changeset	4601
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	4602 case 2:
3354 87721841efd7 [project @ 1999-11-17 19:06:11 by jwe] jwe parents: 3333 diff changeset	4603 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4604 octave_idx_type nr, nc;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4605 get_dimensions (args(0), args(1), "eye", nr, nc);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4606
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4607 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4608 retval = identity_matrix (nr, nc, dt);
3354 87721841efd7 [project @ 1999-11-17 19:06:11 by jwe] jwe parents: 3333 diff changeset	4609 }
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	4610 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 767 diff changeset	4611
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	4612 default:
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	4613 print_usage ();
523 4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	4614 break;
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	4615 }
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	4616
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	4617 return retval;
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	4618 }
4a07f0083ab0 [project @ 1994-07-20 18:33:47 by jwe] jwe parents: diff changeset	4619
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4620
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4621 /*
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4622
8459 d17874a6f161 improve indexing of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8458 diff changeset	4623 %!assert (full (eye(3)), [1, 0, 0; 0, 1, 0; 0, 0, 1]);
d17874a6f161 improve indexing of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8458 diff changeset	4624 %!assert (full (eye(2, 3)), [1, 0, 0; 0, 1, 0]);
d17874a6f161 improve indexing of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8458 diff changeset	4625
d17874a6f161 improve indexing of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8458 diff changeset	4626 %!assert (full (eye(3,'single')), single([1, 0, 0; 0, 1, 0; 0, 0, 1]));
d17874a6f161 improve indexing of diagonal & permutation matrices Jaroslav Hajek <highegg@gmail.com> parents: 8458 diff changeset	4627 %!assert (full (eye(2, 3,'single')), single([1, 0, 0; 0, 1, 0]));
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4628
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4629 %!assert (eye(3,'int8'), int8([1, 0, 0; 0, 1, 0; 0, 0, 1]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4630 %!assert (eye(2, 3,'int8'), int8([1, 0, 0; 0, 1, 0]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4631
13915 5fa482628bf6 Remove unnecessary regular expression '.' from ends of %!error blocks Rik <octave@nomad.inbox5.com>* parents: 13780 diff changeset	4632 %!error <Invalid call to eye> eye (1, 2, 3);
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4633
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4634 */
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4635
9658 3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4636 template <class MT>
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	4637 static octave_value
9658 3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4638 do_linspace (const octave_value& base, const octave_value& limit,
3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4639 octave_idx_type n)
3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4640 {
3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4641 typedef typename MT::column_vector_type CVT;
3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4642 typedef typename MT::element_type T;
3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4643
3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4644 octave_value retval;
3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4645
3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4646 if (base.is_scalar_type ())
3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4647 {
3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4648 T bs = octave_value_extract<T> (base);
3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4649 if (limit.is_scalar_type ())
3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4650 {
3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4651 T ls = octave_value_extract<T> (limit);
3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4652 retval = linspace (bs, ls, n);
3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4653 }
3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4654 else
3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4655 {
3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4656 CVT lv = octave_value_extract<CVT> (limit);
3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4657 CVT bv (lv.length (), bs);
3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4658 retval = linspace (bv, lv, n);
3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4659 }
3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4660 }
3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4661 else
3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4662 {
3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4663 CVT bv = octave_value_extract<CVT> (base);
3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4664 if (limit.is_scalar_type ())
3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4665 {
3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4666 T ls = octave_value_extract<T> (limit);
3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4667 CVT lv (bv.length (), ls);
3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4668 retval = linspace (bv, lv, n);
3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4669 }
3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4670 else
3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4671 {
3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4672 CVT lv = octave_value_extract<CVT> (limit);
3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4673 retval = linspace (bv, lv, n);
3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4674 }
3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4675 }
3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4676
3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4677 return retval;
3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4678 }
3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4679
1957 0e6a0a271998 [project @ 1996-02-15 01:08:15 by jwe] jwe parents: 1940 diff changeset	4680 DEFUN (linspace, args, ,
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4681 "-- texinfo --\n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	4682 @deftypefn {Built-in Function} {} linspace (@var{base}, @var{limit})\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	4683 @deftypefnx {Built-in Function} {} linspace (@var{base}, @var{limit}, @var{n})\n\
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4684 Return a row vector with @var{n} linearly spaced elements between\n\
6630 0fcc8d65b571 [project @ 2007-05-16 15:32:09 by jwe] jwe parents: 6561 diff changeset	4685 @var{base} and @var{limit}. If the number of elements is greater than one,\n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	4686 then the endpoints @var{base} and @var{limit} are always included in\n\
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4687 the range. If @var{base} is greater than @var{limit}, the elements are\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4688 stored in decreasing order. If the number of points is not specified, a\n\
f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4689 value of 100 is used.\n\
1100 3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe] jwe parents: 1032 diff changeset	4690 \n\
9658 3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4691 The @code{linspace} function always returns a row vector if both\n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	4692 @var{base} and @var{limit} are scalars. If one, or both, of them are column\n\
9658 3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4693 vectors, @code{linspace} returns a matrix.\n\
6630 0fcc8d65b571 [project @ 2007-05-16 15:32:09 by jwe] jwe parents: 6561 diff changeset	4694 \n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	4695 For compatibility with @sc{matlab}, return the second argument (@var{limit})\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	4696 if fewer than two values are requested.\n\
3369 f37ca3017116 [project @ 1999-11-21 16:26:02 by jwe] jwe parents: 3361 diff changeset	4697 @end deftypefn")
1100 3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe] jwe parents: 1032 diff changeset	4698 {
3418 ca92c9d3f882 [project @ 2000-01-12 03:07:47 by jwe] jwe parents: 3373 diff changeset	4699 octave_value retval;
1100 3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe] jwe parents: 1032 diff changeset	4700
3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe] jwe parents: 1032 diff changeset	4701 int nargin = args.length ();
3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe] jwe parents: 1032 diff changeset	4702
6133 e0065af38cf4 [project @ 2006-11-02 03:33:50 by jwe] jwe parents: 5991 diff changeset	4703 octave_idx_type npoints = 100;
1100 3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe] jwe parents: 1032 diff changeset	4704
1940 1b193e313c56 [project @ 1996-02-13 16:28:47 by jwe] jwe parents: 1884 diff changeset	4705 if (nargin != 2 && nargin != 3)
1b193e313c56 [project @ 1996-02-13 16:28:47 by jwe] jwe parents: 1884 diff changeset	4706 {
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	4707 print_usage ();
1940 1b193e313c56 [project @ 1996-02-13 16:28:47 by jwe] jwe parents: 1884 diff changeset	4708 return retval;
1b193e313c56 [project @ 1996-02-13 16:28:47 by jwe] jwe parents: 1884 diff changeset	4709 }
1b193e313c56 [project @ 1996-02-13 16:28:47 by jwe] jwe parents: 1884 diff changeset	4710
1100 3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe] jwe parents: 1032 diff changeset	4711 if (nargin == 3)
6133 e0065af38cf4 [project @ 2006-11-02 03:33:50 by jwe] jwe parents: 5991 diff changeset	4712 npoints = args(2).idx_type_value ();
1100 3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe] jwe parents: 1032 diff changeset	4713
3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe] jwe parents: 1032 diff changeset	4714 if (! error_state)
3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe] jwe parents: 1032 diff changeset	4715 {
3322 8c6b4de3bdc8 [project @ 1999-10-26 21:33:27 by jwe] jwe parents: 3321 diff changeset	4716 octave_value arg_1 = args(0);
8c6b4de3bdc8 [project @ 1999-10-26 21:33:27 by jwe] jwe parents: 3321 diff changeset	4717 octave_value arg_2 = args(1);
1100 3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe] jwe parents: 1032 diff changeset	4718
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7743 diff changeset	4719 if (arg_1.is_single_type () \|\| arg_2.is_single_type ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4720 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4721 if (arg_1.is_complex_type () \|\| arg_2.is_complex_type ())
9658 3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4722 retval = do_linspace<FloatComplexMatrix> (arg_1, arg_2, npoints);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4723 else
9658 3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4724 retval = do_linspace<FloatMatrix> (arg_1, arg_2, npoints);
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	4725
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4726 }
1100 3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe] jwe parents: 1032 diff changeset	4727 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4728 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4729 if (arg_1.is_complex_type () \|\| arg_2.is_complex_type ())
9658 3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4730 retval = do_linspace<ComplexMatrix> (arg_1, arg_2, npoints);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4731 else
9658 3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9562 diff changeset	4732 retval = do_linspace<Matrix> (arg_1, arg_2, npoints);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4733 }
1100 3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe] jwe parents: 1032 diff changeset	4734 }
4732 b484cdca27be [project @ 2004-02-04 04:32:48 by jwe] jwe parents: 4685 diff changeset	4735 else
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 11591 diff changeset	4736 error ("linspace: N must be an integer");
1100 3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe] jwe parents: 1032 diff changeset	4737
3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe] jwe parents: 1032 diff changeset	4738 return retval;
3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe] jwe parents: 1032 diff changeset	4739 }
3b6f6c5217e7 [project @ 1995-02-14 01:45:09 by jwe] jwe parents: 1032 diff changeset	4740
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4741
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4742 /*
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4743
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4744 %!test
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4745 %! x1 = linspace (1, 2);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4746 %! x2 = linspace (1, 2, 10);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4747 %! x3 = linspace (1, -2, 10);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4748 %! assert((size (x1) == [1, 100] && x1(1) == 1 && x1(100) == 2
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4749 %! && size (x2) == [1, 10] && x2(1) == 1 && x2(10) == 2
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4750 %! && size (x3) == [1, 10] && x3(1) == 1 && x3(10) == -2));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4751
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4752
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4753 % assert(linspace ([1, 2; 3, 4], 5, 6), linspace (1, 5, 6));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4754
13915 5fa482628bf6 Remove unnecessary regular expression '.' from ends of %!error blocks Rik <octave@nomad.inbox5.com>* parents: 13780 diff changeset	4755 %!error <Invalid call to linspace> linspace ();
5fa482628bf6 Remove unnecessary regular expression '.' from ends of %!error blocks Rik <octave@nomad.inbox5.com>* parents: 13780 diff changeset	4756 %!error <Invalid call to linspace> linspace (1, 2, 3, 4);
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4757
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4758 %!test
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4759 %! fail("linspace ([1, 2; 3, 4], 5, 6)","warning");
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4760
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4761 */
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4762
5775 ace8d8d26933 [project @ 2006-04-24 19:13:06 by jwe] jwe parents: 5747 diff changeset	4763 // FIXME -- should accept dimensions as separate args for N-d
5734 a7d2c47371d2 [project @ 2006-04-04 18:29:13 by jwe] jwe parents: 5731 diff changeset	4764 // arrays as well as 1-d and 2-d arrays.
a7d2c47371d2 [project @ 2006-04-04 18:29:13 by jwe] jwe parents: 5731 diff changeset	4765
5731 c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4766 DEFUN (resize, args, ,
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4767 "-- texinfo --\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10801 diff changeset	4768 @deftypefn {Built-in Function} {} resize (@var{x}, @var{m})\n\
8799 f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4769 @deftypefnx {Built-in Function} {} resize (@var{x}, @var{m}, @var{n}, @dots{})\n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	4770 @deftypefnx {Built-in Function} {} resize (@var{x}, [@var{m} @var{n} @dots{}])\n\
8799 f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4771 Resize @var{x} cutting off elements as necessary.\n\
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4772 \n\
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4773 In the result, element with certain indices is equal to the corresponding\n\
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4774 element of @var{x} if the indices are within the bounds of @var{x};\n\
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4775 otherwise, the element is set to zero.\n\
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4776 \n\
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4777 In other words, the statement\n\
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4778 \n\
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4779 @example\n\
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4780 y = resize (x, dv);\n\
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4781 @end example\n\
6174 d3c599afc455 [project @ 2006-11-16 17:52:02 by jwe] jwe parents: 6156 diff changeset	4782 \n\
8799 f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4783 @noindent\n\
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4784 is equivalent to the following code:\n\
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4785 \n\
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4786 @example\n\
9064 7c02ec148a3c Check grammar on all .cc files Rik <rdrider0-list@yahoo.com> parents: 9041 diff changeset	4787 @group\n\
8799 f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4788 y = zeros (dv, class (x));\n\
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4789 sz = min (dv, size (x));\n\
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4790 for i = 1:length (sz), idx@{i@} = 1:sz(i); endfor\n\
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4791 y(idx@{:@}) = x(idx@{:@});\n\
9064 7c02ec148a3c Check grammar on all .cc files Rik <rdrider0-list@yahoo.com> parents: 9041 diff changeset	4792 @end group\n\
8799 f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4793 @end example\n\
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4794 \n\
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4795 @noindent\n\
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4796 but is performed more efficiently.\n\
6174 d3c599afc455 [project @ 2006-11-16 17:52:02 by jwe] jwe parents: 6156 diff changeset	4797 \n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	4798 If only @var{m} is supplied, and it is a scalar, the dimension of the\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	4799 result is @var{m}-by-@var{m}.\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	4800 If @var{m}, @var{n}, @dots{} are all scalars, then the dimensions of\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	4801 the result are @var{m}-by-@var{n}-by-@dots{}.\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	4802 If given a vector as input, then the\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	4803 dimensions of the result are given by the elements of that vector.\n\
8799 f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4804 \n\
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4805 An object can be resized to more dimensions than it has;\n\
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4806 in such case the missing dimensions are assumed to be 1.\n\
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4807 Resizing an object to fewer dimensions is not possible.\n\
8433 3292bd1bbaa4 Cross reference between postpad and resize Francesco PotortÃ¬ <pot@gnu.org> parents: 8429 diff changeset	4808 @seealso{reshape, postpad}\n\
5731 c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4809 @end deftypefn")
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4810 {
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4811 octave_value retval;
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4812 int nargin = args.length ();
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4813
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4814 if (nargin == 2)
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4815 {
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4816 Array<double> vec = args(1).vector_value ();
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4817 int ndim = vec.length ();
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4818 if (ndim == 1)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4819 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4820 octave_idx_type m = static_cast<octave_idx_type> (vec(0));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4821 retval = args(0);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4822 retval = retval.resize (dim_vector (m, m), true);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4823 }
5731 c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4824 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4825 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4826 dim_vector dv;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4827 dv.resize (ndim);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4828 for (int i = 0; i < ndim; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4829 dv(i) = static_cast<octave_idx_type> (vec(i));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4830 retval = args(0);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4831 retval = retval.resize (dv, true);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4832 }
5731 c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4833 }
8799 f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4834 else if (nargin > 2)
5731 c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4835 {
8799 f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4836 dim_vector dv;
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4837 dv.resize (nargin - 1);
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4838 for (octave_idx_type i = 1; i < nargin; i++)
f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4839 dv(i-1) = static_cast<octave_idx_type> (args(i).scalar_value ());
5731 c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4840 if (!error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4841 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4842 retval = args(0);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4843 retval = retval.resize (dv, true);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4844 }
8799 f6dc6eb57045 improve resize & resize on assignment Jaroslav Hajek <highegg@gmail.com> parents: 8780 diff changeset	4845
5731 c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4846 }
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4847 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	4848 print_usage ();
5731 c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4849 return retval;
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4850 }
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5724 diff changeset	4851
5775 ace8d8d26933 [project @ 2006-04-24 19:13:06 by jwe] jwe parents: 5747 diff changeset	4852 // FIXME -- should use octave_idx_type for dimensions.
5734 a7d2c47371d2 [project @ 2006-04-04 18:29:13 by jwe] jwe parents: 5731 diff changeset	4853
4567 fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4854 DEFUN (reshape, args, ,
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4855 "-- texinfo --\n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	4856 @deftypefn {Built-in Function} {} reshape (@var{A}, @var{m}, @var{n}, @dots{})\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	4857 @deftypefnx {Built-in Function} {} reshape (@var{A}, [@var{m} @var{n} @dots{}])\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	4858 @deftypefnx {Built-in Function} {} reshape (@var{A}, @dots{}, [], @dots{})\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	4859 @deftypefnx {Built-in Function} {} reshape (@var{A}, @var{size})\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	4860 Return a matrix with the specified dimensions (@var{m}, @var{n}, @dots{})\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	4861 whose elements are taken from the matrix @var{A}. The elements of the\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	4862 matrix are accessed in column-major order (like Fortran arrays are stored).\n\
4567 fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4863 \n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	4864 The following code demonstrates reshaping a 1x4 row vector into a 2x2 square\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	4865 matrix.\n\
4567 fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4866 \n\
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4867 @example\n\
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4868 @group\n\
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4869 reshape ([1, 2, 3, 4], 2, 2)\n\
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4870 @result{} 1 3\n\
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4871 2 4\n\
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4872 @end group\n\
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4873 @end example\n\
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4874 \n\
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4875 @noindent\n\
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4876 Note that the total number of elements in the original\n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	4877 matrix (@code{prod (size (@var{A}))}) must match the total number of elements\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	4878 in the new matrix (@code{prod ([@var{m} @var{n} @dots{}])}).\n\
5013 1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe] jwe parents: 4986 diff changeset	4879 \n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	4880 A single dimension of the return matrix may be left unspecified and Octave\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	4881 will determine its size automatically. An empty matrix ([]) is used to flag\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	4882 the unspecified dimension.\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	4883 @seealso{resize}\n\
4567 fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4884 @end deftypefn")
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4885 {
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4886 octave_value retval;
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4887
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4888 int nargin = args.length ();
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4889
10693 d95a6e491a6c improve reshape Jaroslav Hajek <highegg@gmail.com> parents: 10687 diff changeset	4890 dim_vector new_dims;
4567 fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4891
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4892 if (nargin == 2)
10693 d95a6e491a6c improve reshape Jaroslav Hajek <highegg@gmail.com> parents: 10687 diff changeset	4893 {
d95a6e491a6c improve reshape Jaroslav Hajek <highegg@gmail.com> parents: 10687 diff changeset	4894 Array<octave_idx_type> new_size = args(1).octave_idx_type_vector_value ();
d95a6e491a6c improve reshape Jaroslav Hajek <highegg@gmail.com> parents: 10687 diff changeset	4895
d95a6e491a6c improve reshape Jaroslav Hajek <highegg@gmail.com> parents: 10687 diff changeset	4896 new_dims = dim_vector::alloc (new_size.length ());
d95a6e491a6c improve reshape Jaroslav Hajek <highegg@gmail.com> parents: 10687 diff changeset	4897
d95a6e491a6c improve reshape Jaroslav Hajek <highegg@gmail.com> parents: 10687 diff changeset	4898 for (octave_idx_type i = 0; i < new_size.length (); i++)
d95a6e491a6c improve reshape Jaroslav Hajek <highegg@gmail.com> parents: 10687 diff changeset	4899 {
d95a6e491a6c improve reshape Jaroslav Hajek <highegg@gmail.com> parents: 10687 diff changeset	4900 if (new_size(i) < 0)
d95a6e491a6c improve reshape Jaroslav Hajek <highegg@gmail.com> parents: 10687 diff changeset	4901 {
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 11591 diff changeset	4902 error ("reshape: SIZE must be non-negative");
10693 d95a6e491a6c improve reshape Jaroslav Hajek <highegg@gmail.com> parents: 10687 diff changeset	4903 break;
d95a6e491a6c improve reshape Jaroslav Hajek <highegg@gmail.com> parents: 10687 diff changeset	4904 }
d95a6e491a6c improve reshape Jaroslav Hajek <highegg@gmail.com> parents: 10687 diff changeset	4905 else
d95a6e491a6c improve reshape Jaroslav Hajek <highegg@gmail.com> parents: 10687 diff changeset	4906 new_dims(i) = new_size(i);
d95a6e491a6c improve reshape Jaroslav Hajek <highegg@gmail.com> parents: 10687 diff changeset	4907 }
d95a6e491a6c improve reshape Jaroslav Hajek <highegg@gmail.com> parents: 10687 diff changeset	4908 }
4567 fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4909 else if (nargin > 2)
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4910 {
10693 d95a6e491a6c improve reshape Jaroslav Hajek <highegg@gmail.com> parents: 10687 diff changeset	4911 new_dims = dim_vector::alloc (nargin-1);
5013 1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe] jwe parents: 4986 diff changeset	4912 int empty_dim = -1;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	4913
4567 fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4914 for (int i = 1; i < nargin; i++)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4915 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4916 if (args(i).is_empty ())
10693 d95a6e491a6c improve reshape Jaroslav Hajek <highegg@gmail.com> parents: 10687 diff changeset	4917 {
d95a6e491a6c improve reshape Jaroslav Hajek <highegg@gmail.com> parents: 10687 diff changeset	4918 if (empty_dim > 0)
d95a6e491a6c improve reshape Jaroslav Hajek <highegg@gmail.com> parents: 10687 diff changeset	4919 {
d95a6e491a6c improve reshape Jaroslav Hajek <highegg@gmail.com> parents: 10687 diff changeset	4920 error ("reshape: only a single dimension can be unknown");
d95a6e491a6c improve reshape Jaroslav Hajek <highegg@gmail.com> parents: 10687 diff changeset	4921 break;
d95a6e491a6c improve reshape Jaroslav Hajek <highegg@gmail.com> parents: 10687 diff changeset	4922 }
d95a6e491a6c improve reshape Jaroslav Hajek <highegg@gmail.com> parents: 10687 diff changeset	4923 else
d95a6e491a6c improve reshape Jaroslav Hajek <highegg@gmail.com> parents: 10687 diff changeset	4924 {
d95a6e491a6c improve reshape Jaroslav Hajek <highegg@gmail.com> parents: 10687 diff changeset	4925 empty_dim = i;
d95a6e491a6c improve reshape Jaroslav Hajek <highegg@gmail.com> parents: 10687 diff changeset	4926 new_dims(i-1) = 1;
d95a6e491a6c improve reshape Jaroslav Hajek <highegg@gmail.com> parents: 10687 diff changeset	4927 }
d95a6e491a6c improve reshape Jaroslav Hajek <highegg@gmail.com> parents: 10687 diff changeset	4928 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4929 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4930 {
10693 d95a6e491a6c improve reshape Jaroslav Hajek <highegg@gmail.com> parents: 10687 diff changeset	4931 new_dims(i-1) = args(i).idx_type_value ();
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4932
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4933 if (error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4934 break;
10693 d95a6e491a6c improve reshape Jaroslav Hajek <highegg@gmail.com> parents: 10687 diff changeset	4935 else if (new_dims(i-1) < 0)
d95a6e491a6c improve reshape Jaroslav Hajek <highegg@gmail.com> parents: 10687 diff changeset	4936 {
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 11591 diff changeset	4937 error ("reshape: SIZE must be non-negative");
10693 d95a6e491a6c improve reshape Jaroslav Hajek <highegg@gmail.com> parents: 10687 diff changeset	4938 break;
d95a6e491a6c improve reshape Jaroslav Hajek <highegg@gmail.com> parents: 10687 diff changeset	4939 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4940 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4941 }
5013 1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe] jwe parents: 4986 diff changeset	4942
1eb9ce5c0152 [project @ 2004-09-21 22:18:07 by jwe] jwe parents: 4986 diff changeset	4943 if (! error_state && (empty_dim > 0))
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4944 {
10693 d95a6e491a6c improve reshape Jaroslav Hajek <highegg@gmail.com> parents: 10687 diff changeset	4945 octave_idx_type nel = new_dims.numel ();
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4946
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4947 if (nel == 0)
10693 d95a6e491a6c improve reshape Jaroslav Hajek <highegg@gmail.com> parents: 10687 diff changeset	4948 new_dims(empty_dim-1) = 0;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4949 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4950 {
10693 d95a6e491a6c improve reshape Jaroslav Hajek <highegg@gmail.com> parents: 10687 diff changeset	4951 octave_idx_type a_nel = args(0).numel ();
d95a6e491a6c improve reshape Jaroslav Hajek <highegg@gmail.com> parents: 10687 diff changeset	4952 octave_idx_type size_empty_dim = a_nel / nel;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	4953
10693 d95a6e491a6c improve reshape Jaroslav Hajek <highegg@gmail.com> parents: 10687 diff changeset	4954 if (a_nel != size_empty_dim * nel)
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 11591 diff changeset	4955 error ("reshape: SIZE is not divisible by the product of known dimensions (= %d)", nel);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4956 else
10693 d95a6e491a6c improve reshape Jaroslav Hajek <highegg@gmail.com> parents: 10687 diff changeset	4957 new_dims(empty_dim-1) = size_empty_dim;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4958 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	4959 }
4567 fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4960 }
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4961 else
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4962 {
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5798 diff changeset	4963 print_usage ();
4567 fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4964 return retval;
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4965 }
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4966
10352 a3635bc1ea19 remove Array2 Jaroslav Hajek <highegg@gmail.com> parents: 10350 diff changeset	4967 if (! error_state)
a3635bc1ea19 remove Array2 Jaroslav Hajek <highegg@gmail.com> parents: 10350 diff changeset	4968 retval = args(0).reshape (new_dims);
4567 fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4969
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4970 return retval;
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4971 }
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe] jwe parents: 4565 diff changeset	4972
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4973 /*
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4974
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4975 %!assert(size (reshape (ones (4, 4), 2, 8)), [2, 8])
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4976 %!assert(size (reshape (ones (4, 4), 8, 2)), [8, 2])
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4977 %!assert(size (reshape (ones (15, 4), 1, 60)), [1, 60])
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4978 %!assert(size (reshape (ones (15, 4), 60, 1)), [60, 1])
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4979
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4980 %!assert(size (reshape (ones (4, 4, 'single'), 2, 8)), [2, 8])
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4981 %!assert(size (reshape (ones (4, 4, 'single'), 8, 2)), [8, 2])
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4982 %!assert(size (reshape (ones (15, 4, 'single'), 1, 60)), [1, 60])
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4983 %!assert(size (reshape (ones (15, 4, 'single'), 60, 1)), [60, 1])
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4984
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4985 %!test
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4986 %! s.a = 1;
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4987 %! fail("reshape (s, 2, 3)");
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4988
13915 5fa482628bf6 Remove unnecessary regular expression '.' from ends of %!error blocks Rik <octave@nomad.inbox5.com>* parents: 13780 diff changeset	4989 %!error <Invalid call to reshape> reshape ();
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4990 %!error reshape (1, 2, 3, 4);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4991
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4992 */
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	4993
10694 d97165928d05 implement built-in vec() Jaroslav Hajek <highegg@gmail.com> parents: 10693 diff changeset	4994 DEFUN (vec, args, ,
d97165928d05 implement built-in vec() Jaroslav Hajek <highegg@gmail.com> parents: 10693 diff changeset	4995 "-- texinfo --\n\
12578 f5a780d675a1 Clean up operator and function indices in documentation. Rik <octave@nomad.inbox5.com> parents: 12575 diff changeset	4996 @deftypefn {Built-in Function} {@var{v} =} vec (@var{x})\n\
f5a780d675a1 Clean up operator and function indices in documentation. Rik <octave@nomad.inbox5.com> parents: 12575 diff changeset	4997 @deftypefnx {Built-in Function} {@var{v} =} vec (@var{x}, @var{dim})\n\
10694 d97165928d05 implement built-in vec() Jaroslav Hajek <highegg@gmail.com> parents: 10693 diff changeset	4998 Return the vector obtained by stacking the columns of the matrix @var{x}\n\
11402 a9a3ee461b83 Add second argument to Fvec Judd Storrs <jstorrs@gmail.com> parents: 11357 diff changeset	4999 one above the other. Without @var{dim} this is equivalent to\n\
a9a3ee461b83 Add second argument to Fvec Judd Storrs <jstorrs@gmail.com> parents: 11357 diff changeset	5000 @code{@var{x}(:)}. If @var{dim} is supplied, the dimensions of @var{v}\n\
a9a3ee461b83 Add second argument to Fvec Judd Storrs <jstorrs@gmail.com> parents: 11357 diff changeset	5001 are set to @var{dim} with all elements along the last dimension.\n\
a9a3ee461b83 Add second argument to Fvec Judd Storrs <jstorrs@gmail.com> parents: 11357 diff changeset	5002 This is equivalent to @code{shiftdim (@var{x}(:), 1-@var{dim})}.\n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	5003 @seealso{vech}\n\
10694 d97165928d05 implement built-in vec() Jaroslav Hajek <highegg@gmail.com> parents: 10693 diff changeset	5004 @end deftypefn")
d97165928d05 implement built-in vec() Jaroslav Hajek <highegg@gmail.com> parents: 10693 diff changeset	5005 {
d97165928d05 implement built-in vec() Jaroslav Hajek <highegg@gmail.com> parents: 10693 diff changeset	5006 octave_value retval;
11402 a9a3ee461b83 Add second argument to Fvec Judd Storrs <jstorrs@gmail.com> parents: 11357 diff changeset	5007 int dim = 1;
a9a3ee461b83 Add second argument to Fvec Judd Storrs <jstorrs@gmail.com> parents: 11357 diff changeset	5008
a9a3ee461b83 Add second argument to Fvec Judd Storrs <jstorrs@gmail.com> parents: 11357 diff changeset	5009 int nargin = args.length ();
a9a3ee461b83 Add second argument to Fvec Judd Storrs <jstorrs@gmail.com> parents: 11357 diff changeset	5010
a9a3ee461b83 Add second argument to Fvec Judd Storrs <jstorrs@gmail.com> parents: 11357 diff changeset	5011 if (nargin < 1 \|\| nargin > 2)
a9a3ee461b83 Add second argument to Fvec Judd Storrs <jstorrs@gmail.com> parents: 11357 diff changeset	5012 print_usage () ;
a9a3ee461b83 Add second argument to Fvec Judd Storrs <jstorrs@gmail.com> parents: 11357 diff changeset	5013
a9a3ee461b83 Add second argument to Fvec Judd Storrs <jstorrs@gmail.com> parents: 11357 diff changeset	5014 if (! error_state && nargin == 2)
a9a3ee461b83 Add second argument to Fvec Judd Storrs <jstorrs@gmail.com> parents: 11357 diff changeset	5015 {
a9a3ee461b83 Add second argument to Fvec Judd Storrs <jstorrs@gmail.com> parents: 11357 diff changeset	5016 dim = args(1).idx_type_value ();
a9a3ee461b83 Add second argument to Fvec Judd Storrs <jstorrs@gmail.com> parents: 11357 diff changeset	5017
a9a3ee461b83 Add second argument to Fvec Judd Storrs <jstorrs@gmail.com> parents: 11357 diff changeset	5018 if (dim < 1)
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 11591 diff changeset	5019 error ("vec: DIM must be greater than zero");
11402 a9a3ee461b83 Add second argument to Fvec Judd Storrs <jstorrs@gmail.com> parents: 11357 diff changeset	5020 }
a9a3ee461b83 Add second argument to Fvec Judd Storrs <jstorrs@gmail.com> parents: 11357 diff changeset	5021
a9a3ee461b83 Add second argument to Fvec Judd Storrs <jstorrs@gmail.com> parents: 11357 diff changeset	5022 if (! error_state)
10694 d97165928d05 implement built-in vec() Jaroslav Hajek <highegg@gmail.com> parents: 10693 diff changeset	5023 {
d97165928d05 implement built-in vec() Jaroslav Hajek <highegg@gmail.com> parents: 10693 diff changeset	5024 octave_value colon (octave_value::magic_colon_t);
d97165928d05 implement built-in vec() Jaroslav Hajek <highegg@gmail.com> parents: 10693 diff changeset	5025 octave_value arg = args(0);
d97165928d05 implement built-in vec() Jaroslav Hajek <highegg@gmail.com> parents: 10693 diff changeset	5026 retval = arg.single_subsref ("(", colon);
11402 a9a3ee461b83 Add second argument to Fvec Judd Storrs <jstorrs@gmail.com> parents: 11357 diff changeset	5027
a9a3ee461b83 Add second argument to Fvec Judd Storrs <jstorrs@gmail.com> parents: 11357 diff changeset	5028
a9a3ee461b83 Add second argument to Fvec Judd Storrs <jstorrs@gmail.com> parents: 11357 diff changeset	5029 if (! error_state && dim > 1)
a9a3ee461b83 Add second argument to Fvec Judd Storrs <jstorrs@gmail.com> parents: 11357 diff changeset	5030 {
a9a3ee461b83 Add second argument to Fvec Judd Storrs <jstorrs@gmail.com> parents: 11357 diff changeset	5031 dim_vector new_dims = dim_vector::alloc (dim);
a9a3ee461b83 Add second argument to Fvec Judd Storrs <jstorrs@gmail.com> parents: 11357 diff changeset	5032
a9a3ee461b83 Add second argument to Fvec Judd Storrs <jstorrs@gmail.com> parents: 11357 diff changeset	5033 for (int i = 0; i < dim-1; i++)
a9a3ee461b83 Add second argument to Fvec Judd Storrs <jstorrs@gmail.com> parents: 11357 diff changeset	5034 new_dims(i) = 1;
a9a3ee461b83 Add second argument to Fvec Judd Storrs <jstorrs@gmail.com> parents: 11357 diff changeset	5035
a9a3ee461b83 Add second argument to Fvec Judd Storrs <jstorrs@gmail.com> parents: 11357 diff changeset	5036 new_dims(dim-1) = retval.numel ();
a9a3ee461b83 Add second argument to Fvec Judd Storrs <jstorrs@gmail.com> parents: 11357 diff changeset	5037
a9a3ee461b83 Add second argument to Fvec Judd Storrs <jstorrs@gmail.com> parents: 11357 diff changeset	5038 retval = retval.reshape (new_dims);
a9a3ee461b83 Add second argument to Fvec Judd Storrs <jstorrs@gmail.com> parents: 11357 diff changeset	5039 }
10694 d97165928d05 implement built-in vec() Jaroslav Hajek <highegg@gmail.com> parents: 10693 diff changeset	5040 }
d97165928d05 implement built-in vec() Jaroslav Hajek <highegg@gmail.com> parents: 10693 diff changeset	5041
d97165928d05 implement built-in vec() Jaroslav Hajek <highegg@gmail.com> parents: 10693 diff changeset	5042 return retval;
d97165928d05 implement built-in vec() Jaroslav Hajek <highegg@gmail.com> parents: 10693 diff changeset	5043 }
d97165928d05 implement built-in vec() Jaroslav Hajek <highegg@gmail.com> parents: 10693 diff changeset	5044
d97165928d05 implement built-in vec() Jaroslav Hajek <highegg@gmail.com> parents: 10693 diff changeset	5045 /*
d97165928d05 implement built-in vec() Jaroslav Hajek <highegg@gmail.com> parents: 10693 diff changeset	5046
d97165928d05 implement built-in vec() Jaroslav Hajek <highegg@gmail.com> parents: 10693 diff changeset	5047 %!assert(vec ([1, 2; 3, 4]), [1; 3; 2; 4])
11402 a9a3ee461b83 Add second argument to Fvec Judd Storrs <jstorrs@gmail.com> parents: 11357 diff changeset	5048 %!assert(vec ([1, 3, 2, 4]), [1; 3; 2; 4]);
a9a3ee461b83 Add second argument to Fvec Judd Storrs <jstorrs@gmail.com> parents: 11357 diff changeset	5049 %!assert(vec ([1, 2, 3, 4], 2), [1, 2, 3, 4]);
a9a3ee461b83 Add second argument to Fvec Judd Storrs <jstorrs@gmail.com> parents: 11357 diff changeset	5050 %!assert(vec ([1, 2; 3, 4]), vec ([1, 2; 3, 4], 1));
a9a3ee461b83 Add second argument to Fvec Judd Storrs <jstorrs@gmail.com> parents: 11357 diff changeset	5051 %!assert(vec ([1, 2; 3, 4], 1), [1; 3; 2; 4]);
a9a3ee461b83 Add second argument to Fvec Judd Storrs <jstorrs@gmail.com> parents: 11357 diff changeset	5052 %!assert(vec ([1, 2; 3, 4], 2), [1, 3, 2, 4]);
a9a3ee461b83 Add second argument to Fvec Judd Storrs <jstorrs@gmail.com> parents: 11357 diff changeset	5053 %!assert(vec ([1, 3; 2, 4], 3), reshape ([1, 2, 3, 4], 1, 1, 4));
a9a3ee461b83 Add second argument to Fvec Judd Storrs <jstorrs@gmail.com> parents: 11357 diff changeset	5054 %!assert(vec ([1, 3; 2, 4], 3), shiftdim (vec ([1, 3; 2, 4]), -2));
10694 d97165928d05 implement built-in vec() Jaroslav Hajek <highegg@gmail.com> parents: 10693 diff changeset	5055
d97165928d05 implement built-in vec() Jaroslav Hajek <highegg@gmail.com> parents: 10693 diff changeset	5056 %!error vec ();
11402 a9a3ee461b83 Add second argument to Fvec Judd Storrs <jstorrs@gmail.com> parents: 11357 diff changeset	5057 %!error vec (1, 2, 3);
a9a3ee461b83 Add second argument to Fvec Judd Storrs <jstorrs@gmail.com> parents: 11357 diff changeset	5058 %!error vec ([1, 2; 3, 4], 0);
10694 d97165928d05 implement built-in vec() Jaroslav Hajek <highegg@gmail.com> parents: 10693 diff changeset	5059
d97165928d05 implement built-in vec() Jaroslav Hajek <highegg@gmail.com> parents: 10693 diff changeset	5060 */
d97165928d05 implement built-in vec() Jaroslav Hajek <highegg@gmail.com> parents: 10693 diff changeset	5061
4532 01ee68d18069 [project @ 2003-10-10 00:49:54 by jwe] jwe parents: 4516 diff changeset	5062 DEFUN (squeeze, args, ,
01ee68d18069 [project @ 2003-10-10 00:49:54 by jwe] jwe parents: 4516 diff changeset	5063 "-- texinfo --\n\
01ee68d18069 [project @ 2003-10-10 00:49:54 by jwe] jwe parents: 4516 diff changeset	5064 @deftypefn {Built-in Function} {} squeeze (@var{x})\n\
01ee68d18069 [project @ 2003-10-10 00:49:54 by jwe] jwe parents: 4516 diff changeset	5065 Remove singleton dimensions from @var{x} and return the result.\n\
9064 7c02ec148a3c Check grammar on all .cc files Rik <rdrider0-list@yahoo.com> parents: 9041 diff changeset	5066 Note that for compatibility with @sc{matlab}, all objects have\n\
7007 6304d9ea0a30 [project @ 2007-10-11 16:26:36 by jwe] jwe parents: 7001 diff changeset	5067 a minimum of two dimensions and row vectors are left unchanged.\n\
4532 01ee68d18069 [project @ 2003-10-10 00:49:54 by jwe] jwe parents: 4516 diff changeset	5068 @end deftypefn")
01ee68d18069 [project @ 2003-10-10 00:49:54 by jwe] jwe parents: 4516 diff changeset	5069 {
01ee68d18069 [project @ 2003-10-10 00:49:54 by jwe] jwe parents: 4516 diff changeset	5070 octave_value retval;
01ee68d18069 [project @ 2003-10-10 00:49:54 by jwe] jwe parents: 4516 diff changeset	5071
01ee68d18069 [project @ 2003-10-10 00:49:54 by jwe] jwe parents: 4516 diff changeset	5072 if (args.length () == 1)
4545 c16f153836a0 [project @ 2003-10-24 04:45:45 by jwe] jwe parents: 4532 diff changeset	5073 retval = args(0).squeeze ();
4532 01ee68d18069 [project @ 2003-10-10 00:49:54 by jwe] jwe parents: 4516 diff changeset	5074 else
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	5075 print_usage ();
4532 01ee68d18069 [project @ 2003-10-10 00:49:54 by jwe] jwe parents: 4516 diff changeset	5076
01ee68d18069 [project @ 2003-10-10 00:49:54 by jwe] jwe parents: 4516 diff changeset	5077 return retval;
01ee68d18069 [project @ 2003-10-10 00:49:54 by jwe] jwe parents: 4516 diff changeset	5078 }
01ee68d18069 [project @ 2003-10-10 00:49:54 by jwe] jwe parents: 4516 diff changeset	5079
8458 d254a21e0120 reimplement full as method of octave_base_value Jaroslav Hajek <highegg@gmail.com> parents: 8433 diff changeset	5080 DEFUN (full, args, ,
d254a21e0120 reimplement full as method of octave_base_value Jaroslav Hajek <highegg@gmail.com> parents: 8433 diff changeset	5081 "-- texinfo --\n\
d254a21e0120 reimplement full as method of octave_base_value Jaroslav Hajek <highegg@gmail.com> parents: 8433 diff changeset	5082 @deftypefn {Loadable Function} {@var{FM} =} full (@var{SM})\n\
12575 d0b799dafede Grammarcheck files for 3.4.1 release. Rik <octave@nomad.inbox5.com> parents: 12571 diff changeset	5083 Return a full storage matrix from a sparse, diagonal, permutation matrix\n\
10846 a4f482e66b65 Grammarcheck more of the documentation. Rik <octave@nomad.inbox5.com> parents: 10840 diff changeset	5084 or a range.\n\
8458 d254a21e0120 reimplement full as method of octave_base_value Jaroslav Hajek <highegg@gmail.com> parents: 8433 diff changeset	5085 @seealso{sparse}\n\
d254a21e0120 reimplement full as method of octave_base_value Jaroslav Hajek <highegg@gmail.com> parents: 8433 diff changeset	5086 @end deftypefn")
d254a21e0120 reimplement full as method of octave_base_value Jaroslav Hajek <highegg@gmail.com> parents: 8433 diff changeset	5087 {
d254a21e0120 reimplement full as method of octave_base_value Jaroslav Hajek <highegg@gmail.com> parents: 8433 diff changeset	5088 octave_value retval;
d254a21e0120 reimplement full as method of octave_base_value Jaroslav Hajek <highegg@gmail.com> parents: 8433 diff changeset	5089
d254a21e0120 reimplement full as method of octave_base_value Jaroslav Hajek <highegg@gmail.com> parents: 8433 diff changeset	5090 if (args.length () == 1)
d254a21e0120 reimplement full as method of octave_base_value Jaroslav Hajek <highegg@gmail.com> parents: 8433 diff changeset	5091 retval = args(0).full_value ();
d254a21e0120 reimplement full as method of octave_base_value Jaroslav Hajek <highegg@gmail.com> parents: 8433 diff changeset	5092 else
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	5093 print_usage ();
8458 d254a21e0120 reimplement full as method of octave_base_value Jaroslav Hajek <highegg@gmail.com> parents: 8433 diff changeset	5094
d254a21e0120 reimplement full as method of octave_base_value Jaroslav Hajek <highegg@gmail.com> parents: 8433 diff changeset	5095 return retval;
d254a21e0120 reimplement full as method of octave_base_value Jaroslav Hajek <highegg@gmail.com> parents: 8433 diff changeset	5096 }
d254a21e0120 reimplement full as method of octave_base_value Jaroslav Hajek <highegg@gmail.com> parents: 8433 diff changeset	5097
6945 6bbf56a9718a [project @ 2007-10-02 20:47:22 by jwe] jwe parents: 6887 diff changeset	5098 // Compute various norms of the vector X.
6bbf56a9718a [project @ 2007-10-02 20:47:22 by jwe] jwe parents: 6887 diff changeset	5099
6953 4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	5100 DEFUN (norm, args, ,
6508 184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe] jwe parents: 6401 diff changeset	5101 "-- texinfo --\n\
12584 7ef7e20057fa Improve documentation strings in Linear Algebra chapter. Rik <octave@nomad.inbox5.com> parents: 12578 diff changeset	5102 @deftypefn {Built-in Function} {} norm (@var{A})\n\
7ef7e20057fa Improve documentation strings in Linear Algebra chapter. Rik <octave@nomad.inbox5.com> parents: 12578 diff changeset	5103 @deftypefnx {Built-in Function} {} norm (@var{A}, @var{p})\n\
7ef7e20057fa Improve documentation strings in Linear Algebra chapter. Rik <octave@nomad.inbox5.com> parents: 12578 diff changeset	5104 @deftypefnx {Built-in Function} {} norm (@var{A}, @var{p}, @var{opt})\n\
7ef7e20057fa Improve documentation strings in Linear Algebra chapter. Rik <octave@nomad.inbox5.com> parents: 12578 diff changeset	5105 Compute the p-norm of the matrix @var{A}. If the second argument is\n\
6953 4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	5106 missing, @code{p = 2} is assumed.\n\
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	5107 \n\
12584 7ef7e20057fa Improve documentation strings in Linear Algebra chapter. Rik <octave@nomad.inbox5.com> parents: 12578 diff changeset	5108 If @var{A} is a matrix (or sparse matrix):\n\
6953 4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	5109 \n\
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	5110 @table @asis\n\
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	5111 @item @var{p} = @code{1}\n\
12584 7ef7e20057fa Improve documentation strings in Linear Algebra chapter. Rik <octave@nomad.inbox5.com> parents: 12578 diff changeset	5112 1-norm, the largest column sum of the absolute values of @var{A}.\n\
6953 4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	5113 \n\
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	5114 @item @var{p} = @code{2}\n\
12584 7ef7e20057fa Improve documentation strings in Linear Algebra chapter. Rik <octave@nomad.inbox5.com> parents: 12578 diff changeset	5115 Largest singular value of @var{A}.\n\
6953 4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	5116 \n\
7189 e8d953d03f6a [project @ 2007-11-26 20:42:09 by dbateman] dbateman parents: 7145 diff changeset	5117 @item @var{p} = @code{Inf} or @code{\"inf\"}\n\
6953 4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	5118 @cindex infinity norm\n\
12584 7ef7e20057fa Improve documentation strings in Linear Algebra chapter. Rik <octave@nomad.inbox5.com> parents: 12578 diff changeset	5119 Infinity norm, the largest row sum of the absolute values of @var{A}.\n\
6953 4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	5120 \n\
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	5121 @item @var{p} = @code{\"fro\"}\n\
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	5122 @cindex Frobenius norm\n\
12584 7ef7e20057fa Improve documentation strings in Linear Algebra chapter. Rik <octave@nomad.inbox5.com> parents: 12578 diff changeset	5123 Frobenius norm of @var{A}, @code{sqrt (sum (diag (@var{A}' * @var{A})))}.\n\
8303 b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5124 \n\
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5125 @item other @var{p}, @code{@var{p} > 1}\n\
12642 f96b9b9f141b doc: Periodic grammarcheck and spellcheck of documentation. Rik <octave@nomad.inbox5.com> parents: 12639 diff changeset	5126 @cindex general p-norm\n\
8303 b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5127 maximum @code{norm (A*x, p)} such that @code{norm (x, p) == 1}\n\
6953 4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	5128 @end table\n\
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	5129 \n\
12584 7ef7e20057fa Improve documentation strings in Linear Algebra chapter. Rik <octave@nomad.inbox5.com> parents: 12578 diff changeset	5130 If @var{A} is a vector or a scalar:\n\
6953 4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	5131 \n\
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	5132 @table @asis\n\
7189 e8d953d03f6a [project @ 2007-11-26 20:42:09 by dbateman] dbateman parents: 7145 diff changeset	5133 @item @var{p} = @code{Inf} or @code{\"inf\"}\n\
12584 7ef7e20057fa Improve documentation strings in Linear Algebra chapter. Rik <octave@nomad.inbox5.com> parents: 12578 diff changeset	5134 @code{max (abs (@var{A}))}.\n\
6953 4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	5135 \n\
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	5136 @item @var{p} = @code{-Inf}\n\
12584 7ef7e20057fa Improve documentation strings in Linear Algebra chapter. Rik <octave@nomad.inbox5.com> parents: 12578 diff changeset	5137 @code{min (abs (@var{A}))}.\n\
6953 4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	5138 \n\
7189 e8d953d03f6a [project @ 2007-11-26 20:42:09 by dbateman] dbateman parents: 7145 diff changeset	5139 @item @var{p} = @code{\"fro\"}\n\
12584 7ef7e20057fa Improve documentation strings in Linear Algebra chapter. Rik <octave@nomad.inbox5.com> parents: 12578 diff changeset	5140 Frobenius norm of @var{A}, @code{sqrt (sumsq (abs (A)))}.\n\
7189 e8d953d03f6a [project @ 2007-11-26 20:42:09 by dbateman] dbateman parents: 7145 diff changeset	5141 \n\
8303 b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5142 @item @var{p} = 0\n\
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5143 Hamming norm - the number of nonzero elements.\n\
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5144 \n\
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5145 @item other @var{p}, @code{@var{p} > 1}\n\
12584 7ef7e20057fa Improve documentation strings in Linear Algebra chapter. Rik <octave@nomad.inbox5.com> parents: 12578 diff changeset	5146 p-norm of @var{A}, @code{(sum (abs (@var{A}) .^ @var{p})) ^ (1/@var{p})}.\n\
8303 b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5147 \n\
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5148 @item other @var{p} @code{@var{p} < 1}\n\
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5149 the p-pseudonorm defined as above.\n\
6953 4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	5150 @end table\n\
8303 b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5151 \n\
10687 a8ce6bdecce5 Improve documentation strings. Rik <octave@nomad.inbox5.com> parents: 10682 diff changeset	5152 If @var{opt} is the value @code{\"rows\"}, treat each row as a vector and\n\
a8ce6bdecce5 Improve documentation strings. Rik <octave@nomad.inbox5.com> parents: 10682 diff changeset	5153 compute its norm. The result is returned as a column vector.\n\
a8ce6bdecce5 Improve documentation strings. Rik <octave@nomad.inbox5.com> parents: 10682 diff changeset	5154 Similarly, if @var{opt} is @code{\"columns\"} or @code{\"cols\"} then compute\n\
a8ce6bdecce5 Improve documentation strings. Rik <octave@nomad.inbox5.com> parents: 10682 diff changeset	5155 the norms of each column and return a row vector.\n\
6953 4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	5156 @seealso{cond, svd}\n\
6508 184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe] jwe parents: 6401 diff changeset	5157 @end deftypefn")
184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe] jwe parents: 6401 diff changeset	5158 {
6953 4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	5159 octave_value_list retval;
6508 184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe] jwe parents: 6401 diff changeset	5160
184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe] jwe parents: 6401 diff changeset	5161 int nargin = args.length ();
184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe] jwe parents: 6401 diff changeset	5162
8303 b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5163 if (nargin >= 1 && nargin <= 3)
6508 184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe] jwe parents: 6401 diff changeset	5164 {
6953 4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	5165 octave_value x_arg = args(0);
4567a35e0777 [project @ 2007-10-04 02:53:11 by jwe] jwe parents: 6945 diff changeset	5166
10185 455759a5fcbe fix norm and svd on empty matrices Jaroslav Hajek <highegg@gmail.com> parents: 10182 diff changeset	5167 if (x_arg.ndims () == 2)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	5168 {
8303 b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5169 enum { sfmatrix, sfcols, sfrows, sffrob, sfinf } strflag = sfmatrix;
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5170 if (nargin > 1 && args(nargin-1).is_string ())
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5171 {
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5172 std::string str = args(nargin-1).string_value ();
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5173 if (str == "cols" \|\| str == "columns")
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5174 strflag = sfcols;
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5175 else if (str == "rows")
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5176 strflag = sfrows;
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5177 else if (str == "fro")
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5178 strflag = sffrob;
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5179 else if (str == "inf")
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5180 strflag = sfinf;
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5181 else
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5182 error ("norm: unrecognized option: %s", str.c_str ());
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5183 // we've handled the last parameter, so act as if it was removed
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5184 nargin --;
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5185 }
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5186 else if (nargin > 1 && ! args(1).is_scalar_type ())
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5187 gripe_wrong_type_arg ("norm", args(1), true);
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5188
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5189 if (! error_state)
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5190 {
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5191 octave_value p_arg = (nargin > 1) ? args(1) : octave_value (2);
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5192 switch (strflag)
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5193 {
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5194 case sfmatrix:
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5195 retval(0) = xnorm (x_arg, p_arg);
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5196 break;
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5197 case sfcols:
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5198 retval(0) = xcolnorms (x_arg, p_arg);
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5199 break;
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5200 case sfrows:
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5201 retval(0) = xrownorms (x_arg, p_arg);
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5202 break;
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5203 case sffrob:
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5204 retval(0) = xfrobnorm (x_arg);
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5205 break;
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5206 case sfinf:
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5207 retval(0) = xnorm (x_arg, octave_Inf);
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5208 break;
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5209 }
b11c31849b44 improve norm computation capabilities Jaroslav Hajek <highegg@gmail.com> parents: 8286 diff changeset	5210 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	5211 }
6508 184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe] jwe parents: 6401 diff changeset	5212 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	5213 error ("norm: only valid for 2-D objects");
6508 184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe] jwe parents: 6401 diff changeset	5214 }
184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe] jwe parents: 6401 diff changeset	5215 else
184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe] jwe parents: 6401 diff changeset	5216 print_usage ();
184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe] jwe parents: 6401 diff changeset	5217
184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe] jwe parents: 6401 diff changeset	5218 return retval;
184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe] jwe parents: 6401 diff changeset	5219 }
184ab67c3bc1 [project @ 2007-04-07 00:43:09 by jwe] jwe parents: 6401 diff changeset	5220
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5221 /*
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5222 %!shared x
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5223 %! x = [1, -3, 4, 5, -7];
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5224 %!assert(norm(x,1), 20);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5225 %!assert(norm(x,2), 10);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5226 %!assert(norm(x,3), 8.24257059961711, -4*eps);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5227 %!assert(norm(x,Inf), 7);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5228 %!assert(norm(x,-Inf), 1);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5229 %!assert(norm(x,"inf"), 7);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5230 %!assert(norm(x,"fro"), 10, -eps);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5231 %!assert(norm(x), 10);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5232 %!assert(norm([1e200, 1]), 1e200);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5233 %!assert(norm([3+4i, 3-4i, sqrt(31)]), 9, -4*eps);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5234 %!shared m
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5235 %! m = magic (4);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5236 %!assert(norm(m,1), 34);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5237 %!assert(norm(m,2), 34, -eps);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5238 %!assert(norm(m,Inf), 34);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5239 %!assert(norm(m,"inf"), 34);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5240 %!shared m2, flo, fhi
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5241 %! m2 = [1,2;3,4];
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5242 %! flo = 1e-300;
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5243 %! fhi = 1e+300;
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5244 %!assert (norm(flom2,"fro"), sqrt(30)flo, -eps)
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5245 %!assert (norm(fhim2,"fro"), sqrt(30)fhi, -eps)
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5246
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5247 %!shared x
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5248 %! x = single([1, -3, 4, 5, -7]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5249 %!assert(norm(x,1), single(20));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5250 %!assert(norm(x,2), single(10));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5251 %!assert(norm(x,3), single(8.24257059961711), -4*eps('single'));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5252 %!assert(norm(x,Inf), single(7));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5253 %!assert(norm(x,-Inf), single(1));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5254 %!assert(norm(x,"inf"), single(7));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5255 %!assert(norm(x,"fro"), single(10), -eps('single'));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5256 %!assert(norm(x), single(10));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5257 %!assert(norm(single([1e200, 1])), single(1e200));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5258 %!assert(norm(single([3+4i, 3-4i, sqrt(31)])), single(9), -4*eps('single'));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5259 %!shared m
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5260 %! m = single(magic (4));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5261 %!assert(norm(m,1), single(34));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5262 %!assert(norm(m,2), single(34), -eps('single'));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5263 %!assert(norm(m,Inf), single(34));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5264 %!assert(norm(m,"inf"), single(34));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5265 %!shared m2, flo, fhi
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5266 %! m2 = single([1,2;3,4]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5267 %! flo = single(1e-300);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5268 %! fhi = single(1e+300);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5269 %!assert (norm(flom2,"fro"), single(sqrt(30)flo), -eps('single'))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5270 %!assert (norm(fhim2,"fro"), single(sqrt(30)fhi), -eps('single'))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5271 */
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5272
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5273 static octave_value
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5274 unary_op_defun_body (octave_value::unary_op op,
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5275 const octave_value_list& args)
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5276 {
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5277 octave_value retval;
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5278 if (args.length () == 1)
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5279 retval = do_unary_op (op, args(0));
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5280 else
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5281 print_usage ();
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5282
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5283 return retval;
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5284 }
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5285
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5286 DEFUN (not, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5287 "-- texinfo --\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5288 @deftypefn {Built-in Function} {} not (@var{x})\n\
11422 3cae59b4c0f7 Improve docstrings for functions which emulate operators. Rik <octave@nomad.inbox5.com> parents: 11402 diff changeset	5289 Return the logical NOT of @var{x}. This function is equivalent to\n\
3cae59b4c0f7 Improve docstrings for functions which emulate operators. Rik <octave@nomad.inbox5.com> parents: 11402 diff changeset	5290 @code{! x}.\n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	5291 @seealso{and, or, xor}\n\
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5292 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5293 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5294 return unary_op_defun_body (octave_value::op_not, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5295 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5296
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5297 DEFUN (uplus, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5298 "-- texinfo --\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5299 @deftypefn {Built-in Function} {} uplus (@var{x})\n\
13780 990762e784fe Fix confusing interaction between @code macro and transpose operator (') in documentation (Bug #34661). Rik <octave@nomad.inbox5.com> parents: 13760 diff changeset	5300 This function and @w{@xcode{+ x}} are equivalent.\n\
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5301 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5302 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5303 return unary_op_defun_body (octave_value::op_uplus, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5304 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5305
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5306 DEFUN (uminus, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5307 "-- texinfo --\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5308 @deftypefn {Built-in Function} {} uminus (@var{x})\n\
13780 990762e784fe Fix confusing interaction between @code macro and transpose operator (') in documentation (Bug #34661). Rik <octave@nomad.inbox5.com> parents: 13760 diff changeset	5309 This function and @w{@xcode{- x}} are equivalent.\n\
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5310 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5311 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5312 return unary_op_defun_body (octave_value::op_uminus, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5313 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5314
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5315 DEFUN (transpose, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5316 "-- texinfo --\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5317 @deftypefn {Built-in Function} {} transpose (@var{x})\n\
13780 990762e784fe Fix confusing interaction between @code macro and transpose operator (') in documentation (Bug #34661). Rik <octave@nomad.inbox5.com> parents: 13760 diff changeset	5318 Return the transpose of @var{x}.\n\
990762e784fe Fix confusing interaction between @code macro and transpose operator (') in documentation (Bug #34661). Rik <octave@nomad.inbox5.com> parents: 13760 diff changeset	5319 This function and @xcode{x.'} are equivalent.\n\
11422 3cae59b4c0f7 Improve docstrings for functions which emulate operators. Rik <octave@nomad.inbox5.com> parents: 11402 diff changeset	5320 @seealso{ctranspose}\n\
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5321 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5322 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5323 return unary_op_defun_body (octave_value::op_transpose, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5324 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5325
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5326 /*
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5327
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5328 %!assert (2.', 2);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5329 %!assert (2i.',2i);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5330 %!assert ([1:4].',[1;2;3;4]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5331 %!assert ([1;2;3;4].',[1:4]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5332 %!assert ([1,2;3,4].',[1,3;2,4]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5333 %!assert ([1,2i;3,4].',[1,3;2i,4]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5334
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5335 %!assert (transpose ([1,2;3,4]),[1,3;2,4]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5336
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5337 %!assert (single(2).', single(2));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5338 %!assert (single(2i).',single(2i));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5339 %!assert (single([1:4]).',single([1;2;3;4]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5340 %!assert (single([1;2;3;4]).',single([1:4]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5341 %!assert (single([1,2;3,4]).',single([1,3;2,4]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5342 %!assert (single([1,2i;3,4]).',single([1,3;2i,4]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5343
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5344 %!assert (transpose (single([1,2;3,4])),single([1,3;2,4]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5345
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5346 */
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5347
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5348 DEFUN (ctranspose, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5349 "-- texinfo --\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5350 @deftypefn {Built-in Function} {} ctranspose (@var{x})\n\
13780 990762e784fe Fix confusing interaction between @code macro and transpose operator (') in documentation (Bug #34661). Rik <octave@nomad.inbox5.com> parents: 13760 diff changeset	5351 Return the complex conjugate transpose of @var{x}.\n\
990762e784fe Fix confusing interaction between @code macro and transpose operator (') in documentation (Bug #34661). Rik <octave@nomad.inbox5.com> parents: 13760 diff changeset	5352 This function and @xcode{x'} are equivalent.\n\
11422 3cae59b4c0f7 Improve docstrings for functions which emulate operators. Rik <octave@nomad.inbox5.com> parents: 11402 diff changeset	5353 @seealso{transpose}\n\
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5354 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5355 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5356 return unary_op_defun_body (octave_value::op_hermitian, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5357 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5358
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5359 /*
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5360
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5361 %!assert (2', 2);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5362 %!assert (2i',-2i);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5363 %!assert ([1:4]',[1;2;3;4]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5364 %!assert ([1;2;3;4]',[1:4]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5365 %!assert ([1,2;3,4]',[1,3;2,4]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5366 %!assert ([1,2i;3,4]',[1,3;-2i,4]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5367
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5368 %!assert (ctranspose ([1,2i;3,4]),[1,3;-2i,4]);
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5369
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5370 %!assert (single(2)', single(2));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5371 %!assert (single(2i)',single(-2i));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5372 %!assert (single([1:4])',single([1;2;3;4]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5373 %!assert (single([1;2;3;4])',single([1:4]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5374 %!assert (single([1,2;3,4])',single([1,3;2,4]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5375 %!assert (single([1,2i;3,4])',single([1,3;-2i,4]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5376
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5377 %!assert (ctranspose (single([1,2i;3,4])),single([1,3;-2i,4]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5378
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5379 */
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	5380
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5381 static octave_value
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5382 binary_op_defun_body (octave_value::binary_op op,
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5383 const octave_value_list& args)
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5384 {
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5385 octave_value retval;
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5386
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5387 if (args.length () == 2)
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5388 retval = do_binary_op (op, args(0), args(1));
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5389 else
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5390 print_usage ();
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5391
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5392 return retval;
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5393 }
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5394
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5395 static octave_value
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5396 binary_assoc_op_defun_body (octave_value::binary_op op,
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5397 octave_value::assign_op aop,
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5398 const octave_value_list& args)
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5399 {
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5400 octave_value retval;
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5401 int nargin = args.length ();
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5402
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5403 switch (nargin)
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5404 {
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5405 case 0:
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5406 print_usage ();
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5407 break;
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5408 case 1:
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5409 retval = args(0);
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5410 break;
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5411 case 2:
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5412 retval = do_binary_op (op, args(0), args(1));
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5413 break;
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5414 default:
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5415 retval = do_binary_op (op, args(0), args(1));
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5416 for (int i = 2; i < nargin; i++)
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5417 retval.assign (aop, args(i));
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5418 break;
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5419 }
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5420
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5421 return retval;
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5422 }
9339 c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5423
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5424 DEFUN (plus, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5425 "-- texinfo --\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10801 diff changeset	5426 @deftypefn {Built-in Function} {} plus (@var{x}, @var{y})\n\
9339 c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5427 @deftypefnx {Built-in Function} {} plus (@var{x1}, @var{x2}, @dots{})\n\
13780 990762e784fe Fix confusing interaction between @code macro and transpose operator (') in documentation (Bug #34661). Rik <octave@nomad.inbox5.com> parents: 13760 diff changeset	5428 This function and @w{@xcode{x + y}} are equivalent.\n\
9339 c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5429 If more arguments are given, the summation is applied\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5430 cumulatively from left to right:\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5431 \n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5432 @example\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5433 (@dots{}((x1 + x2) + x3) + @dots{})\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5434 @end example\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5435 \n\
11422 3cae59b4c0f7 Improve docstrings for functions which emulate operators. Rik <octave@nomad.inbox5.com> parents: 11402 diff changeset	5436 At least one argument is required.\n\
3cae59b4c0f7 Improve docstrings for functions which emulate operators. Rik <octave@nomad.inbox5.com> parents: 11402 diff changeset	5437 @seealso{minus}\n\
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5438 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5439 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5440 return binary_assoc_op_defun_body (octave_value::op_add,
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5441 octave_value::op_add_eq, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5442 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5443
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5444 DEFUN (minus, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5445 "-- texinfo --\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5446 @deftypefn {Built-in Function} {} minus (@var{x}, @var{y})\n\
13780 990762e784fe Fix confusing interaction between @code macro and transpose operator (') in documentation (Bug #34661). Rik <octave@nomad.inbox5.com> parents: 13760 diff changeset	5447 This function and @w{@xcode{x - y}} are equivalent.\n\
11422 3cae59b4c0f7 Improve docstrings for functions which emulate operators. Rik <octave@nomad.inbox5.com> parents: 11402 diff changeset	5448 @seealso{plus}\n\
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5449 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5450 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5451 return binary_op_defun_body (octave_value::op_sub, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5452 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5453
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5454 DEFUN (mtimes, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5455 "-- texinfo --\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10801 diff changeset	5456 @deftypefn {Built-in Function} {} mtimes (@var{x}, @var{y})\n\
9339 c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5457 @deftypefnx {Built-in Function} {} mtimes (@var{x1}, @var{x2}, @dots{})\n\
11575 d6619410e79c Spellcheck documentation before 3.4 release. Rik <octave@nomad.inbox5.com> parents: 11572 diff changeset	5458 Return the matrix multiplication product of inputs.\n\
13780 990762e784fe Fix confusing interaction between @code macro and transpose operator (') in documentation (Bug #34661). Rik <octave@nomad.inbox5.com> parents: 13760 diff changeset	5459 This function and @w{@xcode{x * y}} are equivalent.\n\
9339 c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5460 If more arguments are given, the multiplication is applied\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5461 cumulatively from left to right:\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5462 \n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5463 @example\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5464 (@dots{}((x1 * x2) * x3) * @dots{})\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5465 @end example\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5466 \n\
11575 d6619410e79c Spellcheck documentation before 3.4 release. Rik <octave@nomad.inbox5.com> parents: 11572 diff changeset	5467 At least one argument is required.\n\
11422 3cae59b4c0f7 Improve docstrings for functions which emulate operators. Rik <octave@nomad.inbox5.com> parents: 11402 diff changeset	5468 @seealso{times}\n\
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5469 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5470 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5471 return binary_assoc_op_defun_body (octave_value::op_mul,
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5472 octave_value::op_mul_eq, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5473 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5474
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5475 DEFUN (mrdivide, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5476 "-- texinfo --\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5477 @deftypefn {Built-in Function} {} mrdivide (@var{x}, @var{y})\n\
11422 3cae59b4c0f7 Improve docstrings for functions which emulate operators. Rik <octave@nomad.inbox5.com> parents: 11402 diff changeset	5478 Return the matrix right division of @var{x} and @var{y}.\n\
13780 990762e784fe Fix confusing interaction between @code macro and transpose operator (') in documentation (Bug #34661). Rik <octave@nomad.inbox5.com> parents: 13760 diff changeset	5479 This function and @w{@xcode{x / y}} are equivalent.\n\
11422 3cae59b4c0f7 Improve docstrings for functions which emulate operators. Rik <octave@nomad.inbox5.com> parents: 11402 diff changeset	5480 @seealso{mldivide, rdivide}\n\
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5481 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5482 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5483 return binary_op_defun_body (octave_value::op_div, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5484 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5485
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5486 DEFUN (mpower, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5487 "-- texinfo --\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5488 @deftypefn {Built-in Function} {} mpower (@var{x}, @var{y})\n\
11422 3cae59b4c0f7 Improve docstrings for functions which emulate operators. Rik <octave@nomad.inbox5.com> parents: 11402 diff changeset	5489 Return the matrix power operation of @var{x} raised to the @var{y} power.\n\
13780 990762e784fe Fix confusing interaction between @code macro and transpose operator (') in documentation (Bug #34661). Rik <octave@nomad.inbox5.com> parents: 13760 diff changeset	5490 This function and @w{@xcode{x ^ y}} are equivalent.\n\
11422 3cae59b4c0f7 Improve docstrings for functions which emulate operators. Rik <octave@nomad.inbox5.com> parents: 11402 diff changeset	5491 @seealso{power}\n\
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5492 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5493 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5494 return binary_op_defun_body (octave_value::op_pow, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5495 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5496
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5497 DEFUN (mldivide, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5498 "-- texinfo --\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5499 @deftypefn {Built-in Function} {} mldivide (@var{x}, @var{y})\n\
11422 3cae59b4c0f7 Improve docstrings for functions which emulate operators. Rik <octave@nomad.inbox5.com> parents: 11402 diff changeset	5500 Return the matrix left division of @var{x} and @var{y}.\n\
13780 990762e784fe Fix confusing interaction between @code macro and transpose operator (') in documentation (Bug #34661). Rik <octave@nomad.inbox5.com> parents: 13760 diff changeset	5501 This function and @w{@xcode{x \\ y}} are equivalent.\n\
11422 3cae59b4c0f7 Improve docstrings for functions which emulate operators. Rik <octave@nomad.inbox5.com> parents: 11402 diff changeset	5502 @seealso{mrdivide, ldivide}\n\
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5503 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5504 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5505 return binary_op_defun_body (octave_value::op_ldiv, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5506 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5507
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5508 DEFUN (lt, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5509 "-- texinfo --\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5510 @deftypefn {Built-in Function} {} lt (@var{x}, @var{y})\n\
11422 3cae59b4c0f7 Improve docstrings for functions which emulate operators. Rik <octave@nomad.inbox5.com> parents: 11402 diff changeset	5511 This function is equivalent to @w{@code{x < y}}.\n\
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5512 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5513 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5514 return binary_op_defun_body (octave_value::op_lt, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5515 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5516
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5517 DEFUN (le, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5518 "-- texinfo --\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5519 @deftypefn {Built-in Function} {} le (@var{x}, @var{y})\n\
11422 3cae59b4c0f7 Improve docstrings for functions which emulate operators. Rik <octave@nomad.inbox5.com> parents: 11402 diff changeset	5520 This function is equivalent to @w{@code{x <= y}}.\n\
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5521 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5522 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5523 return binary_op_defun_body (octave_value::op_le, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5524 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5525
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5526 DEFUN (eq, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5527 "-- texinfo --\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5528 @deftypefn {Built-in Function} {} eq (@var{x}, @var{y})\n\
11422 3cae59b4c0f7 Improve docstrings for functions which emulate operators. Rik <octave@nomad.inbox5.com> parents: 11402 diff changeset	5529 Return true if the two inputs are equal.\n\
3cae59b4c0f7 Improve docstrings for functions which emulate operators. Rik <octave@nomad.inbox5.com> parents: 11402 diff changeset	5530 This function is equivalent to @w{@code{x == y}}.\n\
3cae59b4c0f7 Improve docstrings for functions which emulate operators. Rik <octave@nomad.inbox5.com> parents: 11402 diff changeset	5531 @seealso{ne, isequal}\n\
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5532 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5533 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5534 return binary_op_defun_body (octave_value::op_eq, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5535 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5536
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5537 DEFUN (ge, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5538 "-- texinfo --\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5539 @deftypefn {Built-in Function} {} ge (@var{x}, @var{y})\n\
11422 3cae59b4c0f7 Improve docstrings for functions which emulate operators. Rik <octave@nomad.inbox5.com> parents: 11402 diff changeset	5540 This function is equivalent to @w{@code{x >= y}}.\n\
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5541 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5542 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5543 return binary_op_defun_body (octave_value::op_ge, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5544 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5545
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5546 DEFUN (gt, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5547 "-- texinfo --\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5548 @deftypefn {Built-in Function} {} gt (@var{x}, @var{y})\n\
11422 3cae59b4c0f7 Improve docstrings for functions which emulate operators. Rik <octave@nomad.inbox5.com> parents: 11402 diff changeset	5549 This function is equivalent to @w{@code{x > y}}.\n\
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5550 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5551 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5552 return binary_op_defun_body (octave_value::op_gt, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5553 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5554
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5555 DEFUN (ne, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5556 "-- texinfo --\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5557 @deftypefn {Built-in Function} {} ne (@var{x}, @var{y})\n\
11422 3cae59b4c0f7 Improve docstrings for functions which emulate operators. Rik <octave@nomad.inbox5.com> parents: 11402 diff changeset	5558 Return true if the two inputs are not equal.\n\
3cae59b4c0f7 Improve docstrings for functions which emulate operators. Rik <octave@nomad.inbox5.com> parents: 11402 diff changeset	5559 This function is equivalent to @w{@code{x != y}}.\n\
3cae59b4c0f7 Improve docstrings for functions which emulate operators. Rik <octave@nomad.inbox5.com> parents: 11402 diff changeset	5560 @seealso{eq, isequal}\n\
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5561 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5562 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5563 return binary_op_defun_body (octave_value::op_ne, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5564 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5565
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5566 DEFUN (times, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5567 "-- texinfo --\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10801 diff changeset	5568 @deftypefn {Built-in Function} {} times (@var{x}, @var{y})\n\
9339 c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5569 @deftypefnx {Built-in Function} {} times (@var{x1}, @var{x2}, @dots{})\n\
11422 3cae59b4c0f7 Improve docstrings for functions which emulate operators. Rik <octave@nomad.inbox5.com> parents: 11402 diff changeset	5570 Return the element-by-element multiplication product of inputs.\n\
13780 990762e784fe Fix confusing interaction between @code macro and transpose operator (') in documentation (Bug #34661). Rik <octave@nomad.inbox5.com> parents: 13760 diff changeset	5571 This function and @w{@xcode{x .* y}} are equivalent.\n\
9339 c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5572 If more arguments are given, the multiplication is applied\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5573 cumulatively from left to right:\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5574 \n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5575 @example\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5576 (@dots{}((x1 .* x2) .* x3) .* @dots{})\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5577 @end example\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5578 \n\
11422 3cae59b4c0f7 Improve docstrings for functions which emulate operators. Rik <octave@nomad.inbox5.com> parents: 11402 diff changeset	5579 At least one argument is required.\n\
3cae59b4c0f7 Improve docstrings for functions which emulate operators. Rik <octave@nomad.inbox5.com> parents: 11402 diff changeset	5580 @seealso{mtimes}\n\
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5581 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5582 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5583 return binary_assoc_op_defun_body (octave_value::op_el_mul,
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5584 octave_value::op_el_mul_eq, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5585 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5586
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5587 DEFUN (rdivide, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5588 "-- texinfo --\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5589 @deftypefn {Built-in Function} {} rdivide (@var{x}, @var{y})\n\
11422 3cae59b4c0f7 Improve docstrings for functions which emulate operators. Rik <octave@nomad.inbox5.com> parents: 11402 diff changeset	5590 Return the element-by-element right division of @var{x} and @var{y}.\n\
13780 990762e784fe Fix confusing interaction between @code macro and transpose operator (') in documentation (Bug #34661). Rik <octave@nomad.inbox5.com> parents: 13760 diff changeset	5591 This function and @w{@xcode{x ./ y}} are equivalent.\n\
11422 3cae59b4c0f7 Improve docstrings for functions which emulate operators. Rik <octave@nomad.inbox5.com> parents: 11402 diff changeset	5592 @seealso{ldivide, mrdivide}\n\
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5593 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5594 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5595 return binary_op_defun_body (octave_value::op_el_div, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5596 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5597
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5598 DEFUN (power, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5599 "-- texinfo --\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5600 @deftypefn {Built-in Function} {} power (@var{x}, @var{y})\n\
11422 3cae59b4c0f7 Improve docstrings for functions which emulate operators. Rik <octave@nomad.inbox5.com> parents: 11402 diff changeset	5601 Return the element-by-element operation of @var{x} raised to the\n\
14169 c0ca47ab7641 doc: Better explain which complex result is chosen by .^ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	5602 @var{y} power. If several complex results are possible,\n\
c0ca47ab7641 doc: Better explain which complex result is chosen by .^ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	5603 returns the one with smallest nonnegative argument (angle). Use\n\
c0ca47ab7641 doc: Better explain which complex result is chosen by .^ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	5604 @code{realpow}, @code{realsqrt}, @code{cbrt}, or @code{nthroot} if a\n\
c0ca47ab7641 doc: Better explain which complex result is chosen by .^ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	5605 real result is preferred.\n\
c0ca47ab7641 doc: Better explain which complex result is chosen by .^ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	5606 \n\
13780 990762e784fe Fix confusing interaction between @code macro and transpose operator (') in documentation (Bug #34661). Rik <octave@nomad.inbox5.com> parents: 13760 diff changeset	5607 This function and @w{@xcode{x .^ y}} are equivalent.\n\
14169 c0ca47ab7641 doc: Better explain which complex result is chosen by .^ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	5608 @seealso{mpower, realpow, realsqrt, cbrt, nthroot}\n\
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5609 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5610 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5611 return binary_op_defun_body (octave_value::op_el_pow, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5612 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5613
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5614 DEFUN (ldivide, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5615 "-- texinfo --\n\
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5616 @deftypefn {Built-in Function} {} ldivide (@var{x}, @var{y})\n\
11422 3cae59b4c0f7 Improve docstrings for functions which emulate operators. Rik <octave@nomad.inbox5.com> parents: 11402 diff changeset	5617 Return the element-by-element left division of @var{x} and @var{y}.\n\
13780 990762e784fe Fix confusing interaction between @code macro and transpose operator (') in documentation (Bug #34661). Rik <octave@nomad.inbox5.com> parents: 13760 diff changeset	5618 This function and @w{@xcode{x .\\ y}} are equivalent.\n\
11422 3cae59b4c0f7 Improve docstrings for functions which emulate operators. Rik <octave@nomad.inbox5.com> parents: 11402 diff changeset	5619 @seealso{rdivide, mldivide}\n\
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5620 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5621 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5622 return binary_op_defun_body (octave_value::op_el_ldiv, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5623 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5624
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5625 DEFUN (and, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5626 "-- texinfo --\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10801 diff changeset	5627 @deftypefn {Built-in Function} {} and (@var{x}, @var{y})\n\
9339 c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5628 @deftypefnx {Built-in Function} {} and (@var{x1}, @var{x2}, @dots{})\n\
11422 3cae59b4c0f7 Improve docstrings for functions which emulate operators. Rik <octave@nomad.inbox5.com> parents: 11402 diff changeset	5629 Return the logical AND of @var{x} and @var{y}.\n\
3cae59b4c0f7 Improve docstrings for functions which emulate operators. Rik <octave@nomad.inbox5.com> parents: 11402 diff changeset	5630 This function is equivalent to @w{@code{x & y}}.\n\
9339 c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5631 If more arguments are given, the logical and is applied\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5632 cumulatively from left to right:\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5633 \n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5634 @example\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5635 (@dots{}((x1 & x2) & x3) & @dots{})\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5636 @end example\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5637 \n\
11422 3cae59b4c0f7 Improve docstrings for functions which emulate operators. Rik <octave@nomad.inbox5.com> parents: 11402 diff changeset	5638 At least one argument is required.\n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	5639 @seealso{or, not, xor}\n\
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5640 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5641 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5642 return binary_assoc_op_defun_body (octave_value::op_el_and,
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5643 octave_value::op_el_and_eq, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5644 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5645
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5646 DEFUN (or, args, ,
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5647 "-- texinfo --\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10801 diff changeset	5648 @deftypefn {Built-in Function} {} or (@var{x}, @var{y})\n\
9339 c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5649 @deftypefnx {Built-in Function} {} or (@var{x1}, @var{x2}, @dots{})\n\
11422 3cae59b4c0f7 Improve docstrings for functions which emulate operators. Rik <octave@nomad.inbox5.com> parents: 11402 diff changeset	5650 Return the logical OR of @var{x} and @var{y}.\n\
3cae59b4c0f7 Improve docstrings for functions which emulate operators. Rik <octave@nomad.inbox5.com> parents: 11402 diff changeset	5651 This function is equivalent to @w{@code{x \| y}}.\n\
9339 c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5652 If more arguments are given, the logical or is applied\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5653 cumulatively from left to right:\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5654 \n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5655 @example\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5656 (@dots{}((x1 \| x2) \| x3) \| @dots{})\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5657 @end example\n\
c0b104835d0d allow multiple arguments in plus,times,mtimes,and,or Jaroslav Hajek <highegg@gmail.com> parents: 9329 diff changeset	5658 \n\
11422 3cae59b4c0f7 Improve docstrings for functions which emulate operators. Rik <octave@nomad.inbox5.com> parents: 11402 diff changeset	5659 At least one argument is required.\n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	5660 @seealso{and, not, xor}\n\
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5661 @end deftypefn")
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5662 {
9555 76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5663 return binary_assoc_op_defun_body (octave_value::op_el_or,
76ecc571879e improve unop/binop implementation in data.cc Jaroslav Hajek <highegg@gmail.com> parents: 9517 diff changeset	5664 octave_value::op_el_or_eq, args);
6518 952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5665 }
952c8b00525e [project @ 2007-04-11 20:50:22 by jwe] jwe parents: 6508 diff changeset	5666
7065 97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe] jwe parents: 7045 diff changeset	5667 static double tic_toc_timestamp = -1.0;
7045 271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5668
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5669 DEFUN (tic, args, nargout,
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5670 "-- texinfo --\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10801 diff changeset	5671 @deftypefn {Built-in Function} {} tic ()\n\
7045 271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5672 @deftypefnx {Built-in Function} {} toc ()\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5673 Set or check a wall-clock timer. Calling @code{tic} without an\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5674 output argument sets the timer. Subsequent calls to @code{toc}\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5675 return the number of seconds since the timer was set. For example,\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5676 \n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5677 @example\n\
9064 7c02ec148a3c Check grammar on all .cc files Rik <rdrider0-list@yahoo.com> parents: 9041 diff changeset	5678 @group\n\
7045 271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5679 tic ();\n\
9064 7c02ec148a3c Check grammar on all .cc files Rik <rdrider0-list@yahoo.com> parents: 9041 diff changeset	5680 # many computations later@dots{}\n\
7045 271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5681 elapsed_time = toc ();\n\
9064 7c02ec148a3c Check grammar on all .cc files Rik <rdrider0-list@yahoo.com> parents: 9041 diff changeset	5682 @end group\n\
7045 271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5683 @end example\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5684 \n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5685 @noindent\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5686 will set the variable @code{elapsed_time} to the number of seconds since\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5687 the most recent call to the function @code{tic}.\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5688 \n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5689 If called with one output argument then this function returns a scalar\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5690 of type @code{uint64} and the wall-clock timer is not started.\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5691 \n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5692 @example\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5693 @group\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5694 t = tic; sleep (5); (double (tic ()) - double (t)) * 1e-6\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5695 @result{} 5\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5696 @end group\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5697 @end example\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5698 \n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5699 Nested timing with @code{tic} and @code{toc} is not supported.\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5700 Therefore @code{toc} will always return the elapsed time from the most\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5701 recent call to @code{tic}.\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5702 \n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5703 If you are more interested in the CPU time that your process used, you\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5704 should use the @code{cputime} function instead. The @code{tic} and\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5705 @code{toc} functions report the actual wall clock time that elapsed\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5706 between the calls. This may include time spent processing other jobs or\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10801 diff changeset	5707 doing nothing at all. For example:\n\
7045 271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5708 \n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5709 @example\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5710 @group\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5711 tic (); sleep (5); toc ()\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5712 @result{} 5\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5713 t = cputime (); sleep (5); cputime () - t\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5714 @result{} 0\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5715 @end group\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5716 @end example\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5717 \n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5718 @noindent\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5719 (This example also illustrates that the CPU timer may have a fairly\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5720 coarse resolution.)\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5721 @end deftypefn")
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5722 {
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5723 octave_value retval;
7065 97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe] jwe parents: 7045 diff changeset	5724
7045 271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5725 int nargin = args.length ();
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5726
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5727 if (nargin != 0)
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5728 warning ("tic: ignoring extra arguments");
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5729
7065 97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe] jwe parents: 7045 diff changeset	5730 octave_time now;
97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe] jwe parents: 7045 diff changeset	5731
97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe] jwe parents: 7045 diff changeset	5732 double tmp = now.double_value ();
97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe] jwe parents: 7045 diff changeset	5733
7045 271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5734 if (nargout > 0)
7065 97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe] jwe parents: 7045 diff changeset	5735 retval = static_cast<octave_uint64> (1e6 * tmp);
7045 271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5736 else
7065 97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe] jwe parents: 7045 diff changeset	5737 tic_toc_timestamp = tmp;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	5738
7045 271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5739 return retval;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5740 }
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5741
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5742 DEFUN (toc, args, nargout,
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5743 "-- texinfo --\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5744 @deftypefn {Built-in Function} {} toc ()\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5745 See tic.\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5746 @end deftypefn")
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5747 {
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5748 octave_value retval;
7065 97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe] jwe parents: 7045 diff changeset	5749
7045 271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5750 int nargin = args.length ();
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5751
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5752 if (nargin != 0)
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5753 warning ("tic: ignoring extra arguments");
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5754
7065 97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe] jwe parents: 7045 diff changeset	5755 if (tic_toc_timestamp < 0)
7045 271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5756 {
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5757 warning ("toc called before timer set");
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5758 if (nargout > 0)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	5759 retval = Matrix ();
7045 271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5760 }
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5761 else
7065 97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe] jwe parents: 7045 diff changeset	5762 {
97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe] jwe parents: 7045 diff changeset	5763 octave_time now;
97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe] jwe parents: 7045 diff changeset	5764
97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe] jwe parents: 7045 diff changeset	5765 double tmp = now.double_value () - tic_toc_timestamp;
97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe] jwe parents: 7045 diff changeset	5766
97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe] jwe parents: 7045 diff changeset	5767 if (nargout > 0)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	5768 retval = tmp;
7065 97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe] jwe parents: 7045 diff changeset	5769 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	5770 octave_stdout << "Elapsed time is " << tmp << " seconds.\n";
7065 97db94ae2cf0 [project @ 2007-10-25 05:50:55 by jwe] jwe parents: 7045 diff changeset	5771 }
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	5772
7045 271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5773 return retval;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5774 }
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5775
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5776 DEFUN (cputime, args, ,
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5777 "-- texinfo --\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5778 @deftypefn {Built-in Function} {[@var{total}, @var{user}, @var{system}] =} cputime ();\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5779 Return the CPU time used by your Octave session. The first output is\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5780 the total time spent executing your process and is equal to the sum of\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5781 second and third outputs, which are the number of CPU seconds spent\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5782 executing in user mode and the number of CPU seconds spent executing in\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5783 system mode, respectively. If your system does not have a way to report\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5784 CPU time usage, @code{cputime} returns 0 for each of its output values.\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5785 Note that because Octave used some CPU time to start, it is reasonable\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5786 to check to see if @code{cputime} works by checking to see if the total\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5787 CPU time used is nonzero.\n\
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5788 @end deftypefn")
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5789 {
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5790 octave_value_list retval;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5791 int nargin = args.length ();
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5792 double usr = 0.0;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5793 double sys = 0.0;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5794
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5795 if (nargin != 0)
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5796 warning ("tic: ignoring extra arguments");
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5797
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5798 #if defined (HAVE_GETRUSAGE)
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5799
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5800 struct rusage ru;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5801
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5802 getrusage (RUSAGE_SELF, &ru);
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5803
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5804 usr = static_cast<double> (ru.ru_utime.tv_sec) +
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5805 static_cast<double> (ru.ru_utime.tv_usec) * 1e-6;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5806
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5807 sys = static_cast<double> (ru.ru_stime.tv_sec) +
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5808 static_cast<double> (ru.ru_stime.tv_usec) * 1e-6;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5809
10240 fa7b5751730c use gnulib time, sys_time, and sys_times modules John W. Eaton <jwe@octave.org> parents: 10185 diff changeset	5810 #else
7045 271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5811
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5812 struct tms t;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5813
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5814 times (&t);
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5815
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5816 unsigned long ticks;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5817 unsigned long seconds;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5818 unsigned long fraction;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5819
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5820 ticks = t.tms_utime + t.tms_cutime;
10303 e4899d6320b6 data.cc: use CLOCKS_PER_SEC instead of HZ John W. Eaton <jwe@octave.org> parents: 10302 diff changeset	5821 fraction = ticks % CLOCKS_PER_SEC;
e4899d6320b6 data.cc: use CLOCKS_PER_SEC instead of HZ John W. Eaton <jwe@octave.org> parents: 10302 diff changeset	5822 seconds = ticks / CLOCKS_PER_SEC;
7045 271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5823
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5824 usr = static_cast<double> (seconds) + static_cast<double>(fraction) /
10303 e4899d6320b6 data.cc: use CLOCKS_PER_SEC instead of HZ John W. Eaton <jwe@octave.org> parents: 10302 diff changeset	5825 static_cast<double>(CLOCKS_PER_SEC);
7045 271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5826
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5827 ticks = t.tms_stime + t.tms_cstime;
10303 e4899d6320b6 data.cc: use CLOCKS_PER_SEC instead of HZ John W. Eaton <jwe@octave.org> parents: 10302 diff changeset	5828 fraction = ticks % CLOCKS_PER_SEC;
e4899d6320b6 data.cc: use CLOCKS_PER_SEC instead of HZ John W. Eaton <jwe@octave.org> parents: 10302 diff changeset	5829 seconds = ticks / CLOCKS_PER_SEC;
7045 271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5830
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5831 sys = static_cast<double> (seconds) + static_cast<double>(fraction) /
10303 e4899d6320b6 data.cc: use CLOCKS_PER_SEC instead of HZ John W. Eaton <jwe@octave.org> parents: 10302 diff changeset	5832 static_cast<double>(CLOCKS_PER_SEC);
7045 271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5833
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5834 #endif
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5835
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5836 retval (2) = sys;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5837 retval (1) = usr;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5838 retval (0) = sys + usr;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5839
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5840 return retval;
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5841 }
271fa61d8fae [project @ 2007-10-22 11:52:38 by dbateman] dbateman parents: 7026 diff changeset	5842
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5843 DEFUN (sort, args, nargout,
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5844 "-- texinfo --\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10801 diff changeset	5845 @deftypefn {Loadable Function} {[@var{s}, @var{i}] =} sort (@var{x})\n\
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5846 @deftypefnx {Loadable Function} {[@var{s}, @var{i}] =} sort (@var{x}, @var{dim})\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5847 @deftypefnx {Loadable Function} {[@var{s}, @var{i}] =} sort (@var{x}, @var{mode})\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5848 @deftypefnx {Loadable Function} {[@var{s}, @var{i}] =} sort (@var{x}, @var{dim}, @var{mode})\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5849 Return a copy of @var{x} with the elements arranged in increasing\n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	5850 order. For matrices, @code{sort} orders the elements within columns\n\
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5851 \n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10801 diff changeset	5852 For example:\n\
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5853 \n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5854 @example\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5855 @group\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5856 sort ([1, 2; 2, 3; 3, 1])\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5857 @result{} 1 1\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5858 2 2\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5859 3 3\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5860 @end group\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5861 @end example\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5862 \n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	5863 If the optional argument @var{dim} is given, then the matrix is sorted\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	5864 along the dimension defined by @var{dim}. The optional argument @code{mode}\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	5865 defines the order in which the values will be sorted. Valid values of\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	5866 @code{mode} are `ascend' or `descend'.\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	5867 \n\
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5868 The @code{sort} function may also be used to produce a matrix\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5869 containing the original row indices of the elements in the sorted\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10801 diff changeset	5870 matrix. For example:\n\
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5871 \n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5872 @example\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5873 @group\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5874 [s, i] = sort ([1, 2; 2, 3; 3, 1])\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5875 @result{} s = 1 1\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5876 2 2\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5877 3 3\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5878 @result{} i = 1 3\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5879 2 1\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5880 3 2\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5881 @end group\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5882 @end example\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5883 \n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	5884 For equal elements, the indices are such that equal elements are listed\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	5885 in the order in which they appeared in the original list.\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	5886 \n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	5887 Sorting of complex entries is done first by magnitude (@code{abs (@var{z})})\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	5888 and for any ties by phase angle (@code{angle (z)}). For example:\n\
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5889 \n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	5890 @example\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	5891 @group\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	5892 sort ([1+i; 1; 1-i])\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	5893 @result{} 1 + 0i\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	5894 1 - 1i\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	5895 1 + 1i\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	5896 @end group\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	5897 @end example\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	5898 \n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	5899 NaN values are treated as being greater than any other value and are sorted\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	5900 to the end of the list.\n\
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5901 \n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5902 The @code{sort} function may also be used to sort strings and cell arrays\n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	5903 of strings, in which case ASCII dictionary order (uppercase 'A' precedes\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	5904 lowercase 'a') of the strings is used.\n\
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5905 \n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5906 The algorithm used in @code{sort} is optimized for the sorting of partially\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5907 ordered lists.\n\
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5908 @end deftypefn")
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5909 {
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5910 octave_value_list retval;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5911
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5912 int nargin = args.length ();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5913 sortmode smode = ASCENDING;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5914
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5915 if (nargin < 1 \|\| nargin > 3)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5916 {
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5917 print_usage ();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5918 return retval;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5919 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5920
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5921 bool return_idx = nargout > 1;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5922
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5923 octave_value arg = args(0);
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5924
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5925 int dim = 0;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5926 if (nargin > 1)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5927 {
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5928 if (args(1).is_string ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	5929 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	5930 std::string mode = args(1).string_value();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	5931 if (mode == "ascend")
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	5932 smode = ASCENDING;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	5933 else if (mode == "descend")
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	5934 smode = DESCENDING;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	5935 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	5936 {
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 11591 diff changeset	5937 error ("sort: MODE must be either \"ascend\" or \"descend\"");
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	5938 return retval;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	5939 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	5940 }
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5941 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	5942 dim = args(1).nint_value () - 1;
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5943 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5944
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5945 if (nargin > 2)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5946 {
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5947 if (args(1).is_string ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	5948 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	5949 print_usage ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	5950 return retval;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	5951 }
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5952
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5953 if (! args(2).is_string ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	5954 {
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 11591 diff changeset	5955 error ("sort: MODE must be a string");
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	5956 return retval;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	5957 }
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5958 std::string mode = args(2).string_value();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5959 if (mode == "ascend")
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	5960 smode = ASCENDING;
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5961 else if (mode == "descend")
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	5962 smode = DESCENDING;
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5963 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	5964 {
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 11591 diff changeset	5965 error ("sort: MODE must be either \"ascend\" or \"descend\"");
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	5966 return retval;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	5967 }
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5968 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5969
10285 22a7913bbeb5 optimize return values of find and sort Jaroslav Hajek <highegg@gmail.com> parents: 10277 diff changeset	5970 const dim_vector dv = arg.dims ();
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5971 if (nargin == 1 \|\| args(1).is_string ())
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5972 {
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5973 // Find first non singleton dimension
10285 22a7913bbeb5 optimize return values of find and sort Jaroslav Hajek <highegg@gmail.com> parents: 10277 diff changeset	5974 dim = dv.first_non_singleton ();
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5975 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5976 else
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5977 {
10703 5eb420d92307 fix sort and nth_element when trailing singleton dim is specified Jaroslav Hajek <highegg@gmail.com> parents: 10695 diff changeset	5978 if (dim < 0)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	5979 {
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 11591 diff changeset	5980 error ("sort: DIM must be a valid dimension");
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	5981 return retval;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	5982 }
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5983 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5984
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5985 if (return_idx)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5986 {
14022 de90542b7afc Return retval(1) before retval(0) to avoid re-sizing call on retval. Rik <octave@nomad.inbox5.com> parents: 13929 diff changeset	5987 retval.resize (2);
de90542b7afc Return retval(1) before retval(0) to avoid re-sizing call on retval. Rik <octave@nomad.inbox5.com> parents: 13929 diff changeset	5988
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5989 Array<octave_idx_type> sidx;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5990
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5991 retval (0) = arg.sort (sidx, dim, smode);
10285 22a7913bbeb5 optimize return values of find and sort Jaroslav Hajek <highegg@gmail.com> parents: 10277 diff changeset	5992 retval (1) = idx_vector (sidx, dv(dim)); // No checking, the extent is known.
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5993 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5994 else
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5995 retval(0) = arg.sort (dim, smode);
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5996
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5997 return retval;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5998 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	5999
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6000 /*
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6001
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6002 %% Double
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6003 %!assert (sort ([NaN, 1, -1, 2, Inf]), [-1, 1, 2, Inf, NaN])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6004 %!assert (sort ([NaN, 1, -1, 2, Inf], 1), [NaN, 1, -1, 2, Inf])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6005 %!assert (sort ([NaN, 1, -1, 2, Inf], 2), [-1, 1, 2, Inf, NaN])
10707 69c5f5ec55d7 fix invalid sort tests Jaroslav Hajek <highegg@gmail.com> parents: 10703 diff changeset	6006 %!assert (sort ([NaN, 1, -1, 2, Inf], 3), [NaN, 1, -1, 2, Inf])
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6007 %!assert (sort ([NaN, 1, -1, 2, Inf], "ascend"), [-1, 1, 2, Inf, NaN])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6008 %!assert (sort ([NaN, 1, -1, 2, Inf], 2, "ascend"), [-1, 1, 2, Inf, NaN])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6009 %!assert (sort ([NaN, 1, -1, 2, Inf], "descend"), [NaN, Inf, 2, 1, -1])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6010 %!assert (sort ([NaN, 1, -1, 2, Inf], 2, "descend"), [NaN, Inf, 2, 1, -1])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6011 %!assert (sort ([3, 1, 7, 5; 8, 2, 6, 4]), [3, 1, 6, 4; 8, 2, 7, 5])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6012 %!assert (sort ([3, 1, 7, 5; 8, 2, 6, 4], 1), [3, 1, 6, 4; 8, 2, 7, 5])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6013 %!assert (sort ([3, 1, 7, 5; 8, 2, 6, 4], 2), [1, 3, 5, 7; 2, 4, 6, 8])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6014 %!assert (sort (1), 1)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6015
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6016 %!test
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6017 %! [v, i] = sort ([NaN, 1, -1, Inf, 1]);
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6018 %! assert (v, [-1, 1, 1, Inf, NaN])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6019 %! assert (i, [3, 2, 5, 4, 1])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6020
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6021 %% Complex
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6022 %!assert (sort ([NaN, 1i, -1, 2, Inf]), [1i, -1, 2, Inf, NaN])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6023 %!assert (sort ([NaN, 1i, -1, 2, Inf], 1), [NaN, 1i, -1, 2, Inf])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6024 %!assert (sort ([NaN, 1i, -1, 2, Inf], 2), [1i, -1, 2, Inf, NaN])
10707 69c5f5ec55d7 fix invalid sort tests Jaroslav Hajek <highegg@gmail.com> parents: 10703 diff changeset	6025 %!assert (sort ([NaN, 1i, -1, 2, Inf], 3), [NaN, 1i, -1, 2, Inf])
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6026 %!assert (sort ([NaN, 1i, -1, 2, Inf], "ascend"), [1i, -1, 2, Inf, NaN])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6027 %!assert (sort ([NaN, 1i, -1, 2, Inf], 2, "ascend"), [1i, -1, 2, Inf, NaN])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6028 %!assert (sort ([NaN, 1i, -1, 2, Inf], "descend"), [NaN, Inf, 2, -1, 1i])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6029 %!assert (sort ([NaN, 1i, -1, 2, Inf], 2, "descend"), [NaN, Inf, 2, -1, 1i])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6030 %!assert (sort ([3, 1i, 7, 5; 8, 2, 6, 4]), [3, 1i, 6, 4; 8, 2, 7, 5])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6031 %!assert (sort ([3, 1i, 7, 5; 8, 2, 6, 4], 1), [3, 1i, 6, 4; 8, 2, 7, 5])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6032 %!assert (sort ([3, 1i, 7, 5; 8, 2, 6, 4], 2), [1i, 3, 5, 7; 2, 4, 6, 8])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6033 %!assert (sort (1i), 1i)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6034
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6035 %!test
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6036 %! [v, i] = sort ([NaN, 1i, -1, Inf, 1, 1i]);
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6037 %! assert (v, [1, 1i, 1i, -1, Inf, NaN])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6038 %! assert (i, [5, 2, 6, 3, 4, 1])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6039
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	6040 %% Single
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	6041 %!assert (sort (single([NaN, 1, -1, 2, Inf])), single([-1, 1, 2, Inf, NaN]))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	6042 %!assert (sort (single([NaN, 1, -1, 2, Inf]), 1), single([NaN, 1, -1, 2, Inf]))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	6043 %!assert (sort (single([NaN, 1, -1, 2, Inf]), 2), single([-1, 1, 2, Inf, NaN]))
10707 69c5f5ec55d7 fix invalid sort tests Jaroslav Hajek <highegg@gmail.com> parents: 10703 diff changeset	6044 %!assert (sort (single([NaN, 1, -1, 2, Inf]), 3), single([NaN, 1, -1, 2, Inf]))
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	6045 %!assert (sort (single([NaN, 1, -1, 2, Inf]), "ascend"), single([-1, 1, 2, Inf, NaN]))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	6046 %!assert (sort (single([NaN, 1, -1, 2, Inf]), 2, "ascend"), single([-1, 1, 2, Inf, NaN]))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	6047 %!assert (sort (single([NaN, 1, -1, 2, Inf]), "descend"), single([NaN, Inf, 2, 1, -1]))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	6048 %!assert (sort (single([NaN, 1, -1, 2, Inf]), 2, "descend"), single([NaN, Inf, 2, 1, -1]))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	6049 %!assert (sort (single([3, 1, 7, 5; 8, 2, 6, 4])), single([3, 1, 6, 4; 8, 2, 7, 5]))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	6050 %!assert (sort (single([3, 1, 7, 5; 8, 2, 6, 4]), 1), single([3, 1, 6, 4; 8, 2, 7, 5]))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	6051 %!assert (sort (single([3, 1, 7, 5; 8, 2, 6, 4]), 2), single([1, 3, 5, 7; 2, 4, 6, 8]))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	6052 %!assert (sort (single(1)), single(1))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	6053
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	6054 %!test
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	6055 %! [v, i] = sort (single([NaN, 1, -1, Inf, 1]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	6056 %! assert (v, single([-1, 1, 1, Inf, NaN]))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	6057 %! assert (i, [3, 2, 5, 4, 1])
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	6058
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	6059 %% Single Complex
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	6060 %!assert (sort (single([NaN, 1i, -1, 2, Inf])), single([1i, -1, 2, Inf, NaN]))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	6061 %!assert (sort (single([NaN, 1i, -1, 2, Inf]), 1), single([NaN, 1i, -1, 2, Inf]))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	6062 %!assert (sort (single([NaN, 1i, -1, 2, Inf]), 2), single([1i, -1, 2, Inf, NaN]))
10707 69c5f5ec55d7 fix invalid sort tests Jaroslav Hajek <highegg@gmail.com> parents: 10703 diff changeset	6063 %!assert (sort (single([NaN, 1i, -1, 2, Inf]), 3), single([NaN, 1i, -1, 2, Inf]))
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	6064 %!assert (sort (single([NaN, 1i, -1, 2, Inf]), "ascend"), single([1i, -1, 2, Inf, NaN]))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	6065 %!assert (sort (single([NaN, 1i, -1, 2, Inf]), 2, "ascend"), single([1i, -1, 2, Inf, NaN]))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	6066 %!assert (sort (single([NaN, 1i, -1, 2, Inf]), "descend"), single([NaN, Inf, 2, -1, 1i]))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	6067 %!assert (sort (single([NaN, 1i, -1, 2, Inf]), 2, "descend"), single([NaN, Inf, 2, -1, 1i]))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	6068 %!assert (sort (single([3, 1i, 7, 5; 8, 2, 6, 4])), single([3, 1i, 6, 4; 8, 2, 7, 5]))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	6069 %!assert (sort (single([3, 1i, 7, 5; 8, 2, 6, 4]), 1), single([3, 1i, 6, 4; 8, 2, 7, 5]))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	6070 %!assert (sort (single([3, 1i, 7, 5; 8, 2, 6, 4]), 2), single([1i, 3, 5, 7; 2, 4, 6, 8]))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	6071 %!assert (sort (single(1i)),single( 1i))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	6072
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	6073 %!test
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	6074 %! [v, i] = sort (single([NaN, 1i, -1, Inf, 1, 1i]));
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	6075 %! assert (v, single([1, 1i, 1i, -1, Inf, NaN]))
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	6076 %! assert (i, [5, 2, 6, 3, 4, 1])
87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	6077
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6078 %% Bool
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6079 %!assert (sort ([true, false, true, false]), [false, false, true, true])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6080 %!assert (sort ([true, false, true, false], 1), [true, false, true, false])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6081 %!assert (sort ([true, false, true, false], 2), [false, false, true, true])
10707 69c5f5ec55d7 fix invalid sort tests Jaroslav Hajek <highegg@gmail.com> parents: 10703 diff changeset	6082 %!assert (sort ([true, false, true, false], 3), [true, false, true, false])
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6083 %!assert (sort ([true, false, true, false], "ascend"), [false, false, true, true])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6084 %!assert (sort ([true, false, true, false], 2, "ascend"), [false, false, true, true])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6085 %!assert (sort ([true, false, true, false], "descend"), [true, true, false, false])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6086 %!assert (sort ([true, false, true, false], 2, "descend"), [true, true, false, false])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6087 %!assert (sort (true), true)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6088
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6089 %!test
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6090 %! [v, i] = sort ([true, false, true, false]);
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6091 %! assert (v, [false, false, true, true])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6092 %! assert (i, [2, 4, 1, 3])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6093
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6094 %% Sparse Double
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6095 %!assert (sort (sparse ([0, NaN, 1, 0, -1, 2, Inf])), sparse ([-1, 0, 0, 1, 2, Inf, NaN]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6096 %!assert (sort (sparse ([0, NaN, 1, 0, -1, 2, Inf]), 1), sparse ([0, NaN, 1, 0, -1, 2, Inf]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6097 %!assert (sort (sparse ([0, NaN, 1, 0, -1, 2, Inf]), 2), sparse ([-1, 0, 0, 1, 2, Inf, NaN]))
10707 69c5f5ec55d7 fix invalid sort tests Jaroslav Hajek <highegg@gmail.com> parents: 10703 diff changeset	6098 %!assert (sort (sparse ([0, NaN, 1, 0, -1, 2, Inf]), 3), sparse ([0, NaN, 1, 0, -1, 2, Inf]))
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6099 %!assert (sort (sparse ([0, NaN, 1, 0, -1, 2, Inf]), "ascend"), sparse ([-1, 0, 0, 1, 2, Inf, NaN]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6100 %!assert (sort (sparse ([0, NaN, 1, 0, -1, 2, Inf]), 2, "ascend"), sparse ([-1, 0, 0, 1, 2, Inf, NaN]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6101 %!assert (sort (sparse ([0, NaN, 1, 0, -1, 2, Inf]), "descend"), sparse ([NaN, Inf, 2, 1, 0, 0, -1]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6102 %!assert (sort (sparse ([0, NaN, 1, 0, -1, 2, Inf]), 2, "descend"), sparse ([NaN, Inf, 2, 1, 0, 0, -1]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6103
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6104 %!shared a
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6105 %! a = randn (10, 10);
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6106 %! a (a < 0) = 0;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6107 %!assert (sort (sparse (a)), sparse (sort (a)))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6108 %!assert (sort (sparse (a), 1), sparse (sort (a, 1)))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6109 %!assert (sort (sparse (a), 2), sparse (sort (a, 2)))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6110 %!test
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6111 %! [v, i] = sort (a);
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6112 %! [vs, is] = sort (sparse (a));
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6113 %! assert (vs, sparse (v))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6114 %! assert (is, i)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6115
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6116 %% Sparse Complex
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6117 %!assert (sort (sparse ([0, NaN, 1i, 0, -1, 2, Inf])), sparse ([0, 0, 1i, -1, 2, Inf, NaN]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6118 %!assert (sort (sparse ([0, NaN, 1i, 0, -1, 2, Inf]), 1), sparse ([0, NaN, 1i, 0, -1, 2, Inf]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6119 %!assert (sort (sparse ([0, NaN, 1i, 0, -1, 2, Inf]), 2), sparse ([0, 0, 1i, -1, 2, Inf, NaN]))
10707 69c5f5ec55d7 fix invalid sort tests Jaroslav Hajek <highegg@gmail.com> parents: 10703 diff changeset	6120 %!assert (sort (sparse ([0, NaN, 1i, 0, -1, 2, Inf]), 3), sparse ([0, NaN, 1i, 0, -1, 2, Inf]))
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6121 %!assert (sort (sparse ([0, NaN, 1i, 0, -1, 2, Inf]), "ascend"), sparse ([0, 0, 1i, -1, 2, Inf, NaN]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6122 %!assert (sort (sparse ([0, NaN, 1i, 0, -1, 2, Inf]), 2, "ascend"), sparse ([0, 0, 1i, -1, 2, Inf, NaN]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6123 %!assert (sort (sparse ([0, NaN, 1i, 0, -1, 2, Inf]), "descend"), sparse ([NaN, Inf, 2, -1, 1i, 0, 0]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6124 %!assert (sort (sparse ([0, NaN, 1i, 0, -1, 2, Inf]), 2, "descend"), sparse ([NaN, Inf, 2, -1, 1i, 0, 0]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6125
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6126 %!shared a
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	6127 %! a = randn (10, 10);
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6128 %! a (a < 0) = 0;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6129 %! a = 1i * a;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6130 %!assert (sort (sparse (a)), sparse (sort (a)))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6131 %!assert (sort (sparse (a), 1), sparse (sort (a, 1)))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6132 %!assert (sort (sparse (a), 2), sparse (sort (a, 2)))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6133 %!test
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6134 %! [v, i] = sort (a);
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6135 %! [vs, is] = sort (sparse (a));
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6136 %! assert (vs, sparse (v))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6137 %! assert (is, i)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6138
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6139 %% Sparse Bool
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6140 %!assert (sort (sparse ([true, false, true, false])), sparse ([false, false, true, true]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6141 %!assert (sort (sparse([true, false, true, false]), 1), sparse ([true, false, true, false]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6142 %!assert (sort (sparse ([true, false, true, false]), 2), sparse ([false, false, true, true]))
10707 69c5f5ec55d7 fix invalid sort tests Jaroslav Hajek <highegg@gmail.com> parents: 10703 diff changeset	6143 %!assert (sort (sparse ([true, false, true, false]), 3), sparse ([true, false, true, false]))
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6144 %!assert (sort (sparse ([true, false, true, false]), "ascend"), sparse([false, false, true, true]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6145 %!assert (sort (sparse ([true, false, true, false]), 2, "ascend"), sparse([false, false, true, true]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6146 %!assert (sort (sparse ([true, false, true, false]), "descend"), sparse ([true, true, false, false]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6147 %!assert (sort (sparse ([true, false, true, false]), 2, "descend"), sparse([true, true, false, false]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6148
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6149 %!test
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6150 %! [v, i] = sort (sparse([true, false, true, false]));
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6151 %! assert (v, sparse([false, false, true, true]))
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6152 %! assert (i, [2, 4, 1, 3])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6153
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6154 %% Cell string array
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6155 %!shared a, b, c
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6156 %! a = {"Alice", "Cecile", "Eric", "Barry", "David"};
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6157 %! b = {"Alice", "Barry", "Cecile", "David", "Eric"};
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6158 %! c = {"Eric", "David", "Cecile", "Barry", "Alice"};
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6159 %!assert (sort (a), b);
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6160 %!assert (sort (a, 1), a)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6161 %!assert (sort (a, 2), b)
10707 69c5f5ec55d7 fix invalid sort tests Jaroslav Hajek <highegg@gmail.com> parents: 10703 diff changeset	6162 %!assert (sort (a, 3), a)
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6163 %!assert (sort (a, "ascend"), b)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6164 %!assert (sort (a, 2, "ascend"), b)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6165 %!assert (sort (a, "descend"), c)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6166 %!assert (sort (a, 2, "descend"), c)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6167
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6168 %!test
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6169 %! [v, i] = sort (a);
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6170 %! assert (i, [1, 4, 2, 5, 3])
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6171
13915 5fa482628bf6 Remove unnecessary regular expression '.' from ends of %!error blocks Rik <octave@nomad.inbox5.com>* parents: 13780 diff changeset	6172 %!error <Invalid call to sort> sort ();
5fa482628bf6 Remove unnecessary regular expression '.' from ends of %!error blocks Rik <octave@nomad.inbox5.com>* parents: 13780 diff changeset	6173 %!error <Invalid call to sort> sort (1, 2, 3, 4);
7814 87865ed7405f Second set of single precision test code and fix of resulting bugs David Bateman <dbateman@free.fr> parents: 7795 diff changeset	6174
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6175 */
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7269 diff changeset	6176
8812 7d48766c21a5 use consistent format for doc strings of internal functions John W. Eaton <jwe@octave.org> parents: 8799 diff changeset	6177 // Sort the rows of the matrix @var{a} according to the order
7d48766c21a5 use consistent format for doc strings of internal functions John W. Eaton <jwe@octave.org> parents: 8799 diff changeset	6178 // specified by @var{mode}, which can either be `ascend' or `descend'
7d48766c21a5 use consistent format for doc strings of internal functions John W. Eaton <jwe@octave.org> parents: 8799 diff changeset	6179 // and return the index vector corresponding to the sort order.
7d48766c21a5 use consistent format for doc strings of internal functions John W. Eaton <jwe@octave.org> parents: 8799 diff changeset	6180 //
7d48766c21a5 use consistent format for doc strings of internal functions John W. Eaton <jwe@octave.org> parents: 8799 diff changeset	6181 // This function does not yet support sparse matrices.
7d48766c21a5 use consistent format for doc strings of internal functions John W. Eaton <jwe@octave.org> parents: 8799 diff changeset	6182
8733 3ef774603887 rename all uses of sortrows_idx to sort_rows_idx John W. Eaton <jwe@octave.org> parents: 8721 diff changeset	6183 DEFUN (__sort_rows_idx__, args, ,
8721 e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6184 "-- texinfo --\n\
9517 a85dbf7b6ff9 fix some functions help markup Jaroslav Hajek <highegg@gmail.com> parents: 9513 diff changeset	6185 @deftypefn {Built-in Function} {} __sort_rows_idx__ (@var{a}, @var{mode})\n\
8812 7d48766c21a5 use consistent format for doc strings of internal functions John W. Eaton <jwe@octave.org> parents: 8799 diff changeset	6186 Undocumented internal function.\n\
8721 e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6187 @end deftypefn\n")
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6188 {
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6189 octave_value retval;
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6190
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6191 int nargin = args.length ();
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6192 sortmode smode = ASCENDING;
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6193
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6194 if (nargin < 1 \|\| nargin > 2 \|\| (nargin == 2 && ! args(1).is_string ()))
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6195 {
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6196 print_usage ();
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6197 return retval;
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6198 }
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6199
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6200 if (nargin > 1)
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6201 {
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6202 std::string mode = args(1).string_value();
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6203 if (mode == "ascend")
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6204 smode = ASCENDING;
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6205 else if (mode == "descend")
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6206 smode = DESCENDING;
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6207 else
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6208 {
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 11591 diff changeset	6209 error ("__sort_rows_idx__: MODE must be either \"ascend\" or \"descend\"");
8721 e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6210 return retval;
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6211 }
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6212 }
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6213
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6214 octave_value arg = args(0);
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6215
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6216 if (arg.is_sparse_type ())
8733 3ef774603887 rename all uses of sortrows_idx to sort_rows_idx John W. Eaton <jwe@octave.org> parents: 8721 diff changeset	6217 error ("__sort_rows_idx__: sparse matrices not yet supported");
8721 e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6218 if (arg.ndims () == 2)
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6219 {
8733 3ef774603887 rename all uses of sortrows_idx to sort_rows_idx John W. Eaton <jwe@octave.org> parents: 8721 diff changeset	6220 Array<octave_idx_type> idx = arg.sort_rows_idx (smode);
8721 e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6221
9351 e2344f4af0cb autocache indices returned from find et al. Jaroslav Hajek <highegg@gmail.com> parents: 9339 diff changeset	6222 retval = octave_value (idx, true, true);
8721 e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6223 }
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6224 else
8733 3ef774603887 rename all uses of sortrows_idx to sort_rows_idx John W. Eaton <jwe@octave.org> parents: 8721 diff changeset	6225 error ("__sort_rows_idx__: needs a 2-dimensional object");
8721 e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6226
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6227 return retval;
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6228 }
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6229
9765 7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6230 static sortmode
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6231 get_sort_mode_option (const octave_value& arg, const char *argn)
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6232 {
10076 4b270d1540f7 avoid various GCC warnings John W. Eaton <jwe@octave.org> parents: 10073 diff changeset	6233 // FIXME -- we initialize to UNSORTED here to avoid a GCC warning
4b270d1540f7 avoid various GCC warnings John W. Eaton <jwe@octave.org> parents: 10073 diff changeset	6234 // about possibly using sortmode uninitialized.
4b270d1540f7 avoid various GCC warnings John W. Eaton <jwe@octave.org> parents: 10073 diff changeset	6235 // FIXME -- shouldn't these modes be scoped inside a class?
4b270d1540f7 avoid various GCC warnings John W. Eaton <jwe@octave.org> parents: 10073 diff changeset	6236 sortmode smode = UNSORTED;
9765 7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6237
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6238 std::string mode = arg.string_value ();
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6239
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6240 if (error_state)
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6241 error ("issorted: expecting %s argument to be a character string", argn);
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6242 else if (mode == "ascending")
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6243 smode = ASCENDING;
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6244 else if (mode == "descending")
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6245 smode = DESCENDING;
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6246 else if (mode == "either")
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6247 smode = UNSORTED;
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6248 else
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 11591 diff changeset	6249 error ("issorted: MODE must be \"ascending\", \"descending\", or \"either\"");
9765 7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6250
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6251 return smode;
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6252 }
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6253
8721 e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6254 DEFUN (issorted, args, ,
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6255 "-- texinfo --\n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	6256 @deftypefn {Built-in Function} {} issorted (@var{a})\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	6257 @deftypefnx {Built-in Function} {} issorted (@var{a}, @var{mode})\n\
12681 c09ed93d1a8b doc: Don't use @code{} within @deftypefn macro Rik <octave@nomad.inbox5.com> parents: 12642 diff changeset	6258 @deftypefnx {Built-in Function} {} issorted (@var{a}, \"rows\", @var{mode})\n\
11431 0d9640d755b1 Improve docstrings for all isXXX functions. Rik <octave@nomad.inbox5.com> parents: 11422 diff changeset	6259 Return true if the array is sorted according to @var{mode}, which\n\
9765 7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6260 may be either \"ascending\", \"descending\", or \"either\". By default,\n\
11431 0d9640d755b1 Improve docstrings for all isXXX functions. Rik <octave@nomad.inbox5.com> parents: 11422 diff changeset	6261 @var{mode} is \"ascending\". NaNs are treated in the same manner as\n\
0d9640d755b1 Improve docstrings for all isXXX functions. Rik <octave@nomad.inbox5.com> parents: 11422 diff changeset	6262 @code{sort}.\n\
8721 e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6263 \n\
11431 0d9640d755b1 Improve docstrings for all isXXX functions. Rik <octave@nomad.inbox5.com> parents: 11422 diff changeset	6264 If the optional argument \"rows\" is supplied, check whether\n\
0d9640d755b1 Improve docstrings for all isXXX functions. Rik <octave@nomad.inbox5.com> parents: 11422 diff changeset	6265 the array is sorted by rows as output by the function @code{sortrows}\n\
0d9640d755b1 Improve docstrings for all isXXX functions. Rik <octave@nomad.inbox5.com> parents: 11422 diff changeset	6266 (with no options).\n\
0d9640d755b1 Improve docstrings for all isXXX functions. Rik <octave@nomad.inbox5.com> parents: 11422 diff changeset	6267 \n\
0d9640d755b1 Improve docstrings for all isXXX functions. Rik <octave@nomad.inbox5.com> parents: 11422 diff changeset	6268 This function does not support sparse matrices.\n\
0d9640d755b1 Improve docstrings for all isXXX functions. Rik <octave@nomad.inbox5.com> parents: 11422 diff changeset	6269 @seealso{sort, sortrows}\n\
8721 e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6270 @end deftypefn\n")
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6271 {
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6272 octave_value retval;
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6273
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6274 int nargin = args.length ();
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6275
9765 7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6276 if (nargin < 1 \|\| nargin > 3)
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6277 {
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6278 print_usage ();
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6279 return retval;
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6280 }
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6281
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6282 bool by_rows = false;
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6283
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6284 sortmode smode = ASCENDING;
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6285
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6286 if (nargin > 1)
8721 e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6287 {
9765 7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6288 octave_value mode_arg;
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6289
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6290 if (nargin == 3)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	6291 smode = get_sort_mode_option (args(2), "third");
9765 7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6292
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6293 std::string tmp = args(1).string_value ();
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6294
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6295 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	6296 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	6297 if (tmp == "rows")
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	6298 by_rows = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	6299 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	6300 smode = get_sort_mode_option (args(1), "second");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	6301 }
9765 7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6302 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	6303 error ("expecting second argument to be character string");
9765 7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6304
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6305 if (error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	6306 return retval;
9765 7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6307 }
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	6308
9765 7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6309 octave_value arg = args(0);
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6310
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6311 if (by_rows)
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6312 {
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6313 if (arg.is_sparse_type ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	6314 error ("issorted: sparse matrices not yet supported");
9765 7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6315 if (arg.ndims () == 2)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	6316 retval = arg.is_sorted_rows (smode) != UNSORTED;
9765 7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6317 else
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 11591 diff changeset	6318 error ("issorted: A must be a 2-dimensional object");
9765 7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6319 }
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6320 else
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6321 {
8721 e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6322 if (arg.dims ().is_vector ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10303 diff changeset	6323 retval = args(0).is_sorted (smode) != UNSORTED;
8721 e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6324 else
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6325 error ("issorted: needs a vector");
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6326 }
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6327
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6328 return retval;
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6329 }
e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6330
9765 7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6331 /*
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6332 %!shared sm, um, sv, uv
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6333 %! sm = [1, 2; 3, 4];
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6334 %! um = [3, 1; 2, 4];
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6335 %! sv = [1, 2, 3, 4];
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6336 %! uv = [2, 1, 4, 3];
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6337 %!assert(issorted (sm, "rows"));
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6338 %!assert(!issorted (um, "rows"));
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6339 %!assert(issorted (sv));
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6340 %!assert(!issorted (uv));
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6341 %!assert(issorted (sv'));
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6342 %!assert(!issorted (uv'));
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6343 %!assert(issorted (sm, "rows", "ascending"));
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6344 %!assert(!issorted (um, "rows", "ascending"));
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6345 %!assert(issorted (sv, "ascending"));
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6346 %!assert(!issorted (uv, "ascending"));
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6347 %!assert(issorted (sv', "ascending"));
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6348 %!assert(!issorted (uv', "ascending"));
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6349 %!assert(!issorted (sm, "rows", "descending"));
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6350 %!assert(issorted (flipud (sm), "rows", "descending"));
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6351 %!assert(!issorted (sv, "descending"));
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6352 %!assert(issorted (fliplr (sv), "descending"));
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6353 %!assert(!issorted (sv', "descending"));
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6354 %!assert(issorted (fliplr (sv)', "descending"));
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6355 %!assert(!issorted (um, "rows", "either"));
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6356 %!assert(!issorted (uv, "either"));
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6357 %!assert(issorted (sm, "rows", "either"));
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6358 %!assert(issorted (flipud (sm), "rows", "either"));
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6359 %!assert(issorted (sv, "either"));
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6360 %!assert(issorted (fliplr (sv), "either"));
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6361 %!assert(issorted (sv', "either"));
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6362 %!assert(issorted (fliplr (sv)', "either"));
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6363 */
7fc1c8c47b86 issorted: new option for sort mode John W. Eaton <jwe@octave.org> parents: 9758 diff changeset	6364
9725 aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6365 DEFUN (nth_element, args, ,
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6366 "-- texinfo --\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10801 diff changeset	6367 @deftypefn {Built-in Function} {} nth_element (@var{x}, @var{n})\n\
9725 aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6368 @deftypefnx {Built-in Function} {} nth_element (@var{x}, @var{n}, @var{dim})\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10801 diff changeset	6369 Select the n-th smallest element of a vector, using the ordering defined by\n\
89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10801 diff changeset	6370 @code{sort}. In other words, the result is equivalent to\n\
89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10801 diff changeset	6371 @code{sort(@var{x})(@var{n})}.\n\
9725 aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6372 @var{n} can also be a contiguous range, either ascending @code{l:u}\n\
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6373 or descending @code{u:-1:l}, in which case a range of elements is returned.\n\
10846 a4f482e66b65 Grammarcheck more of the documentation. Rik <octave@nomad.inbox5.com> parents: 10840 diff changeset	6374 If @var{x} is an array, @code{nth_element} operates along the dimension\n\
a4f482e66b65 Grammarcheck more of the documentation. Rik <octave@nomad.inbox5.com> parents: 10840 diff changeset	6375 defined by @var{dim}, or the first non-singleton dimension if @var{dim} is\n\
a4f482e66b65 Grammarcheck more of the documentation. Rik <octave@nomad.inbox5.com> parents: 10840 diff changeset	6376 not given.\n\
9725 aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6377 \n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10801 diff changeset	6378 nth_element encapsulates the C++ standard library algorithms nth_element and\n\
10846 a4f482e66b65 Grammarcheck more of the documentation. Rik <octave@nomad.inbox5.com> parents: 10840 diff changeset	6379 partial_sort. On average, the complexity of the operation is O(M*log(K)),\n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	6380 where @w{@code{M = size (@var{x}, @var{dim})}} and\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	6381 @w{@code{K = length (@var{n})}}.\n\
9725 aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6382 This function is intended for cases where the ratio K/M is small; otherwise,\n\
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6383 it may be better to use @code{sort}.\n\
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6384 @seealso{sort, min, max}\n\
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6385 @end deftypefn")
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6386 {
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6387 octave_value retval;
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6388 int nargin = args.length ();
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6389
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6390 if (nargin == 2 \|\| nargin == 3)
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6391 {
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6392 octave_value argx = args(0);
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6393
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6394 int dim = -1;
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6395 if (nargin == 3)
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6396 {
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6397 dim = args(2).int_value (true) - 1;
10703 5eb420d92307 fix sort and nth_element when trailing singleton dim is specified Jaroslav Hajek <highegg@gmail.com> parents: 10695 diff changeset	6398 if (dim < 0)
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 11591 diff changeset	6399 error ("nth_element: DIM must be a valid dimension");
9725 aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6400 }
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6401 if (dim < 0)
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6402 dim = argx.dims ().first_non_singleton ();
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6403
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6404 idx_vector n = args(1).index_vector ();
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6405
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6406 if (error_state)
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6407 return retval;
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6408
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6409 switch (argx.builtin_type ())
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6410 {
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6411 case btyp_double:
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6412 retval = argx.array_value ().nth_element (n, dim);
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6413 break;
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6414 case btyp_float:
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6415 retval = argx.float_array_value ().nth_element (n, dim);
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6416 break;
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6417 case btyp_complex:
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6418 retval = argx.complex_array_value ().nth_element (n, dim);
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6419 break;
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6420 case btyp_float_complex:
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6421 retval = argx.float_complex_array_value ().nth_element (n, dim);
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6422 break;
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6423 #define MAKE_INT_BRANCH(X) \
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6424 case btyp_ ## X: \
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6425 retval = argx.X ## _array_value ().nth_element (n, dim); \
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6426 break
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6427
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6428 MAKE_INT_BRANCH (int8);
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6429 MAKE_INT_BRANCH (int16);
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6430 MAKE_INT_BRANCH (int32);
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6431 MAKE_INT_BRANCH (int64);
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6432 MAKE_INT_BRANCH (uint8);
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6433 MAKE_INT_BRANCH (uint16);
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6434 MAKE_INT_BRANCH (uint32);
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6435 MAKE_INT_BRANCH (uint64);
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6436 #undef MAKE_INT_BRANCH
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6437 default:
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6438 if (argx.is_cellstr ())
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6439 retval = argx.cellstr_value ().nth_element (n, dim);
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6440 else
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6441 gripe_wrong_type_arg ("nth_element", argx);
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6442 }
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6443 }
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6444 else
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6445 print_usage ();
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6446
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6447 return retval;
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6448 }
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9723 diff changeset	6449
8934 c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6450 template <class NDT>
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	6451 static NDT
8934 c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6452 do_accumarray_sum (const idx_vector& idx, const NDT& vals,
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6453 octave_idx_type n = -1)
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6454 {
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6455 typedef typename NDT::element_type T;
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6456 if (n < 0)
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6457 n = idx.extent (0);
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6458 else if (idx.extent (n) > n)
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6459 error ("accumarray: index out of range");
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6460
9858 47c5af1868df move idx_add methods to MArrayN Jaroslav Hajek <highegg@gmail.com> parents: 9856 diff changeset	6461 NDT retval (dim_vector (n, 1), T());
8934 c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6462
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6463 if (vals.numel () == 1)
9858 47c5af1868df move idx_add methods to MArrayN Jaroslav Hajek <highegg@gmail.com> parents: 9856 diff changeset	6464 retval.idx_add (idx, vals (0));
47c5af1868df move idx_add methods to MArrayN Jaroslav Hajek <highegg@gmail.com> parents: 9856 diff changeset	6465 else if (vals.numel () == idx.length (n))
47c5af1868df move idx_add methods to MArrayN Jaroslav Hajek <highegg@gmail.com> parents: 9856 diff changeset	6466 retval.idx_add (idx, vals);
8934 c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6467 else
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6468 error ("accumarray: dimensions mismatch");
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6469
9858 47c5af1868df move idx_add methods to MArrayN Jaroslav Hajek <highegg@gmail.com> parents: 9856 diff changeset	6470 return retval;
8934 c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6471 }
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6472
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6473 DEFUN (__accumarray_sum__, args, ,
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6474 "-- texinfo --\n\
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6475 @deftypefn {Built-in Function} {} __accumarray_sum__ (@var{idx}, @var{vals}, @var{n})\n\
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6476 Undocumented internal function.\n\
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6477 @end deftypefn")
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6478 {
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6479 octave_value retval;
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6480 int nargin = args.length ();
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6481 if (nargin >= 2 && nargin <= 3 && args(0).is_numeric_type ())
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6482 {
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6483 idx_vector idx = args(0).index_vector ();
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6484 octave_idx_type n = -1;
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6485 if (nargin == 3)
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6486 n = args(2).idx_type_value (true);
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6487
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6488 if (! error_state)
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6489 {
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6490 octave_value vals = args(1);
9198 3b9aacf07744 optimize accumarray with constant ranges Jaroslav Hajek <highegg@gmail.com> parents: 9197 diff changeset	6491 if (vals.is_range ())
3b9aacf07744 optimize accumarray with constant ranges Jaroslav Hajek <highegg@gmail.com> parents: 9197 diff changeset	6492 {
3b9aacf07744 optimize accumarray with constant ranges Jaroslav Hajek <highegg@gmail.com> parents: 9197 diff changeset	6493 Range r = vals.range_value ();
3b9aacf07744 optimize accumarray with constant ranges Jaroslav Hajek <highegg@gmail.com> parents: 9197 diff changeset	6494 if (r.inc () == 0)
3b9aacf07744 optimize accumarray with constant ranges Jaroslav Hajek <highegg@gmail.com> parents: 9197 diff changeset	6495 vals = r.base ();
3b9aacf07744 optimize accumarray with constant ranges Jaroslav Hajek <highegg@gmail.com> parents: 9197 diff changeset	6496 }
3b9aacf07744 optimize accumarray with constant ranges Jaroslav Hajek <highegg@gmail.com> parents: 9197 diff changeset	6497
8934 c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6498 if (vals.is_single_type ())
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6499 {
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6500 if (vals.is_complex_type ())
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6501 retval = do_accumarray_sum (idx, vals.float_complex_array_value (), n);
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6502 else
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6503 retval = do_accumarray_sum (idx, vals.float_array_value (), n);
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6504 }
10269 217d36560dfa small fixes to accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10268 diff changeset	6505 else if (vals.is_numeric_type () \|\| vals.is_bool_type ())
8934 c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6506 {
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6507 if (vals.is_complex_type ())
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6508 retval = do_accumarray_sum (idx, vals.complex_array_value (), n);
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6509 else
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6510 retval = do_accumarray_sum (idx, vals.array_value (), n);
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6511 }
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6512 else
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6513 gripe_wrong_type_arg ("accumarray", vals);
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6514 }
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6515 }
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6516 else
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6517 print_usage ();
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6518
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	6519 return retval;
8934 c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	6520 }
8721 e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6521
9473 833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6522 template <class NDT>
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	6523 static NDT
10268 9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6524 do_accumarray_minmax (const idx_vector& idx, const NDT& vals,
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6525 octave_idx_type n, bool ismin,
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6526 const typename NDT::element_type& zero_val)
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6527 {
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6528 typedef typename NDT::element_type T;
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6529 if (n < 0)
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6530 n = idx.extent (0);
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6531 else if (idx.extent (n) > n)
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6532 error ("accumarray: index out of range");
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6533
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6534 NDT retval (dim_vector (n, 1), zero_val);
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6535
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6536 // Pick minimizer or maximizer.
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	6537 void (MArray<T>::*op) (const idx_vector&, const MArray<T>&) =
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	6538 ismin ? (&MArray<T>::idx_min) : (&MArray<T>::idx_max);
10268 9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6539
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6540 octave_idx_type l = idx.length (n);
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6541 if (vals.numel () == 1)
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6542 (retval.*op) (idx, NDT (dim_vector (l, 1), vals(0)));
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6543 else if (vals.numel () == l)
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6544 (retval.*op) (idx, vals);
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6545 else
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6546 error ("accumarray: dimensions mismatch");
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6547
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6548 return retval;
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6549 }
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6550
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6551 static octave_value_list
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6552 do_accumarray_minmax_fun (const octave_value_list& args,
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6553 bool ismin)
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6554 {
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6555 octave_value retval;
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6556 int nargin = args.length ();
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6557 if (nargin >= 3 && nargin <= 4 && args(0).is_numeric_type ())
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6558 {
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6559 idx_vector idx = args(0).index_vector ();
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6560 octave_idx_type n = -1;
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6561 if (nargin == 4)
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6562 n = args(3).idx_type_value (true);
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6563
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6564 if (! error_state)
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6565 {
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6566 octave_value vals = args(1), zero = args (2);
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6567
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6568 switch (vals.builtin_type ())
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6569 {
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6570 case btyp_double:
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6571 retval = do_accumarray_minmax (idx, vals.array_value (), n, ismin,
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6572 zero.double_value ());
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6573 break;
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6574 case btyp_float:
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6575 retval = do_accumarray_minmax (idx, vals.float_array_value (), n, ismin,
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6576 zero.float_value ());
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6577 break;
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6578 case btyp_complex:
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6579 retval = do_accumarray_minmax (idx, vals.complex_array_value (), n, ismin,
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6580 zero.complex_value ());
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6581 break;
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6582 case btyp_float_complex:
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6583 retval = do_accumarray_minmax (idx, vals.float_complex_array_value (), n, ismin,
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6584 zero.float_complex_value ());
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6585 break;
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6586 #define MAKE_INT_BRANCH(X) \
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6587 case btyp_ ## X: \
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6588 retval = do_accumarray_minmax (idx, vals.X ## _array_value (), n, ismin, \
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6589 zero.X ## _scalar_value ()); \
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6590 break
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6591
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6592 MAKE_INT_BRANCH (int8);
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6593 MAKE_INT_BRANCH (int16);
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6594 MAKE_INT_BRANCH (int32);
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6595 MAKE_INT_BRANCH (int64);
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6596 MAKE_INT_BRANCH (uint8);
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6597 MAKE_INT_BRANCH (uint16);
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6598 MAKE_INT_BRANCH (uint32);
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6599 MAKE_INT_BRANCH (uint64);
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6600 #undef MAKE_INT_BRANCH
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6601 case btyp_bool:
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6602 retval = do_accumarray_minmax (idx, vals.array_value (), n, ismin,
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6603 zero.bool_value ());
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6604 break;
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6605 default:
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6606 gripe_wrong_type_arg ("accumarray", vals);
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6607 }
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6608 }
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6609 }
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6610 else
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6611 print_usage ();
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6612
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	6613 return retval;
10268 9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6614 }
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6615
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6616 DEFUN (__accumarray_min__, args, ,
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6617 "-- texinfo --\n\
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6618 @deftypefn {Built-in Function} {} __accumarray_min__ (@var{idx}, @var{vals}, @var{zero}, @var{n})\n\
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6619 Undocumented internal function.\n\
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6620 @end deftypefn")
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6621 {
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6622 return do_accumarray_minmax_fun (args, true);
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6623 }
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6624
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6625 DEFUN (__accumarray_max__, args, ,
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6626 "-- texinfo --\n\
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6627 @deftypefn {Built-in Function} {} __accumarray_max__ (@var{idx}, @var{vals}, @var{zero}, @var{n})\n\
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6628 Undocumented internal function.\n\
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6629 @end deftypefn")
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6630 {
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6631 return do_accumarray_minmax_fun (args, false);
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6632 }
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6633
9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10240 diff changeset	6634 template <class NDT>
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	6635 static NDT
10396 a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6636 do_accumdim_sum (const idx_vector& idx, const NDT& vals,
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6637 int dim = -1, octave_idx_type n = -1)
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6638 {
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6639 typedef typename NDT::element_type T;
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6640 if (n < 0)
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6641 n = idx.extent (0);
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6642 else if (idx.extent (n) > n)
14113 dac62c415e8b Do more error checking on accumarray and accumdim input. Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14100 diff changeset	6643 error ("accumdim: index out of range");
dac62c415e8b Do more error checking on accumarray and accumdim input. Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14100 diff changeset	6644
dac62c415e8b Do more error checking on accumarray and accumdim input. Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14100 diff changeset	6645 dim_vector vals_dim = vals.dims (), rdv = vals_dim;
dac62c415e8b Do more error checking on accumarray and accumdim input. Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14100 diff changeset	6646
10396 a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6647 if (dim < 0)
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6648 dim = vals.dims ().first_non_singleton ();
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6649 else if (dim >= rdv.length ())
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6650 rdv.resize (dim+1, 1);
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6651
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6652 rdv(dim) = n;
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6653
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6654 NDT retval (rdv, T());
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6655
14113 dac62c415e8b Do more error checking on accumarray and accumdim input. Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14100 diff changeset	6656 if (idx.length () != vals_dim(dim))
dac62c415e8b Do more error checking on accumarray and accumdim input. Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14100 diff changeset	6657 error ("accumdim: dimension mismatch");
dac62c415e8b Do more error checking on accumarray and accumdim input. Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14100 diff changeset	6658
10396 a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6659 retval.idx_add_nd (idx, vals, dim);
14113 dac62c415e8b Do more error checking on accumarray and accumdim input. Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14100 diff changeset	6660
10396 a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6661 return retval;
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6662 }
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6663
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6664 DEFUN (__accumdim_sum__, args, ,
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6665 "-- texinfo --\n\
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6666 @deftypefn {Built-in Function} {} __accumdim_sum__ (@var{idx}, @var{vals}, @var{dim}, @var{n})\n\
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6667 Undocumented internal function.\n\
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6668 @end deftypefn")
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6669 {
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6670 octave_value retval;
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6671 int nargin = args.length ();
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6672 if (nargin >= 2 && nargin <= 4 && args(0).is_numeric_type ())
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6673 {
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6674 idx_vector idx = args(0).index_vector ();
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6675 int dim = -1;
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6676 if (nargin >= 3)
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6677 dim = args(2).int_value () - 1;
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6678
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6679 octave_idx_type n = -1;
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6680 if (nargin == 4)
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6681 n = args(3).idx_type_value (true);
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6682
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6683 if (! error_state)
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6684 {
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6685 octave_value vals = args(1);
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6686
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6687 if (vals.is_single_type ())
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6688 {
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6689 if (vals.is_complex_type ())
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6690 retval = do_accumdim_sum (idx, vals.float_complex_array_value (), dim, n);
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6691 else
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6692 retval = do_accumdim_sum (idx, vals.float_array_value (), dim, n);
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6693 }
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6694 else if (vals.is_numeric_type () \|\| vals.is_bool_type ())
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6695 {
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6696 if (vals.is_complex_type ())
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6697 retval = do_accumdim_sum (idx, vals.complex_array_value (), dim, n);
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6698 else
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6699 retval = do_accumdim_sum (idx, vals.array_value (), dim, n);
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6700 }
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6701 else
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6702 gripe_wrong_type_arg ("accumdim", vals);
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6703 }
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6704 }
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6705 else
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6706 print_usage ();
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6707
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	6708 return retval;
10396 a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6709 }
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6710
a0b51ac0f88a optimize accumdim with summation Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	6711 template <class NDT>
9473 833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6712 static NDT
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6713 do_merge (const Array<bool>& mask,
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6714 const NDT& tval, const NDT& fval)
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6715 {
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6716 typedef typename NDT::element_type T;
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6717 dim_vector dv = mask.dims ();
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6718 NDT retval (dv);
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6719
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6720 bool tscl = tval.numel () == 1, fscl = fval.numel () == 1;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	6721
9473 833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6722 if ((! tscl && tval.dims () != dv)
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6723 \|\| (! fscl && fval.dims () != dv))
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 11591 diff changeset	6724 error ("merge: MASK, TVAL, and FVAL dimensions must match");
9473 833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6725 else
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6726 {
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6727 T *rv = retval.fortran_vec ();
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6728 octave_idx_type n = retval.numel ();
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6729
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6730 const T tv = tval.data (), fv = fval.data ();
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6731 const bool *mv = mask.data ();
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6732
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6733 if (tscl)
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6734 {
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6735 if (fscl)
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6736 {
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6737 T ts = tv[0], fs = fv[0];
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6738 for (octave_idx_type i = 0; i < n; i++)
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6739 rv[i] = mv[i] ? ts : fs;
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6740 }
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6741 else
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6742 {
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6743 T ts = tv[0];
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6744 for (octave_idx_type i = 0; i < n; i++)
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6745 rv[i] = mv[i] ? ts : fv[i];
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6746 }
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6747 }
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6748 else
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6749 {
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6750 if (fscl)
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6751 {
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6752 T fs = fv[0];
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6753 for (octave_idx_type i = 0; i < n; i++)
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6754 rv[i] = mv[i] ? tv[i] : fs;
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6755 }
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6756 else
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6757 {
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6758 for (octave_idx_type i = 0; i < n; i++)
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6759 rv[i] = mv[i] ? tv[i] : fv[i];
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6760 }
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6761 }
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6762 }
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6763
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6764 return retval;
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6765 }
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6766
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6767 #define MAKE_INT_BRANCH(INTX) \
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6768 else if (tval.is_ ## INTX ## _type () && fval.is_ ## INTX ## _type ()) \
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6769 { \
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6770 retval = do_merge (mask, \
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6771 tval.INTX ## _array_value (), \
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6772 fval.INTX ## _array_value ()); \
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6773 }
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6774
9505 a321a1c227c8 make ifelse an alias or merge Jaroslav Hajek <highegg@gmail.com> parents: 9475 diff changeset	6775 DEFUN (merge, args, ,
9473 833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6776 "-- texinfo --\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10801 diff changeset	6777 @deftypefn {Built-in Function} {} merge (@var{mask}, @var{tval}, @var{fval})\n\
9505 a321a1c227c8 make ifelse an alias or merge Jaroslav Hajek <highegg@gmail.com> parents: 9475 diff changeset	6778 @deftypefnx {Built-in Function} {} ifelse (@var{mask}, @var{tval}, @var{fval})\n\
11572 7d6d8c1e471f Grammarcheck Texinfo for files in src directory. Rik <octave@nomad.inbox5.com> parents: 11570 diff changeset	6779 Merge elements of @var{true_val} and @var{false_val}, depending on the\n\
10846 a4f482e66b65 Grammarcheck more of the documentation. Rik <octave@nomad.inbox5.com> parents: 10840 diff changeset	6780 value of @var{mask}. If @var{mask} is a logical scalar, the other two\n\
a4f482e66b65 Grammarcheck more of the documentation. Rik <octave@nomad.inbox5.com> parents: 10840 diff changeset	6781 arguments can be arbitrary values. Otherwise, @var{mask} must be a logical\n\
a4f482e66b65 Grammarcheck more of the documentation. Rik <octave@nomad.inbox5.com> parents: 10840 diff changeset	6782 array, and @var{tval}, @var{fval} should be arrays of matching class, or\n\
a4f482e66b65 Grammarcheck more of the documentation. Rik <octave@nomad.inbox5.com> parents: 10840 diff changeset	6783 cell arrays. In the scalar mask case, @var{tval} is returned if @var{mask}\n\
a4f482e66b65 Grammarcheck more of the documentation. Rik <octave@nomad.inbox5.com> parents: 10840 diff changeset	6784 is true, otherwise @var{fval} is returned.\n\
9473 833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6785 \n\
10846 a4f482e66b65 Grammarcheck more of the documentation. Rik <octave@nomad.inbox5.com> parents: 10840 diff changeset	6786 In the array mask case, both @var{tval} and @var{fval} must be either\n\
a4f482e66b65 Grammarcheck more of the documentation. Rik <octave@nomad.inbox5.com> parents: 10840 diff changeset	6787 scalars or arrays with dimensions equal to @var{mask}. The result is\n\
12642 f96b9b9f141b doc: Periodic grammarcheck and spellcheck of documentation. Rik <octave@nomad.inbox5.com> parents: 12639 diff changeset	6788 constructed as follows:\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10801 diff changeset	6789 \n\
9473 833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6790 @example\n\
9758 09da0bd91412 Periodic grammar check of Octave documentation files to ensure common format Rik <rdrider0-list@yahoo.com> parents: 9736 diff changeset	6791 @group\n\
9473 833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6792 result(mask) = tval(mask);\n\
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6793 result(! mask) = fval(! mask);\n\
9758 09da0bd91412 Periodic grammar check of Octave documentation files to ensure common format Rik <rdrider0-list@yahoo.com> parents: 9736 diff changeset	6794 @end group\n\
9473 833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6795 @end example\n\
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6796 \n\
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6797 @var{mask} can also be arbitrary numeric type, in which case\n\
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6798 it is first converted to logical.\n\
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6799 @seealso{logical}\n\
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6800 @end deftypefn")
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6801 {
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6802 int nargin = args.length ();
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6803 octave_value retval;
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6804
9856 870a69bac55c fix test in merge Jaroslav Hajek <highegg@gmail.com> parents: 9848 diff changeset	6805 if (nargin == 3 && (args(0).is_bool_type () \|\| args(0).is_numeric_type ()))
9473 833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6806 {
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6807 octave_value mask_val = args(0);
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6808
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6809 if (mask_val.is_scalar_type ())
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6810 retval = mask_val.is_true () ? args(1) : args(2);
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6811 else
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6812 {
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6813 boolNDArray mask = mask_val.bool_array_value ();
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6814 octave_value tval = args(1), fval = args(2);
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6815 if (tval.is_double_type () && fval.is_double_type ())
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6816 {
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6817 if (tval.is_complex_type () \|\| fval.is_complex_type ())
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6818 retval = do_merge (mask,
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6819 tval.complex_array_value (),
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6820 fval.complex_array_value ());
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6821 else
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6822 retval = do_merge (mask,
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6823 tval.array_value (),
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6824 fval.array_value ());
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6825 }
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6826 else if (tval.is_single_type () && fval.is_single_type ())
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6827 {
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6828 if (tval.is_complex_type () \|\| fval.is_complex_type ())
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6829 retval = do_merge (mask,
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6830 tval.float_complex_array_value (),
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6831 fval.float_complex_array_value ());
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6832 else
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6833 retval = do_merge (mask,
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6834 tval.float_array_value (),
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6835 fval.float_array_value ());
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6836 }
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6837 else if (tval.is_string () && fval.is_string ())
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6838 {
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6839 bool sq_string = tval.is_sq_string () \|\| fval.is_sq_string ();
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6840 retval = octave_value (do_merge (mask,
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6841 tval.char_array_value (),
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6842 fval.char_array_value ()),
9689 34d6f005db4b eliminate is_string argument from octave_value character array constructors John W. Eaton <jwe@octave.org> parents: 9685 diff changeset	6843 sq_string ? '\'' : '"');
9473 833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6844 }
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6845 else if (tval.is_cell () && fval.is_cell ())
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6846 {
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6847 retval = do_merge (mask,
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6848 tval.cell_value (),
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6849 fval.cell_value ());
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6850 }
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6851
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6852 MAKE_INT_BRANCH (int8)
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6853 MAKE_INT_BRANCH (int16)
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6854 MAKE_INT_BRANCH (int32)
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6855 MAKE_INT_BRANCH (int64)
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6856 MAKE_INT_BRANCH (uint8)
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6857 MAKE_INT_BRANCH (uint16)
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6858 MAKE_INT_BRANCH (uint32)
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6859 MAKE_INT_BRANCH (uint64)
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6860
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6861 else
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	6862 error ("merge: cannot merge %s with %s with array mask",
9473 833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6863 tval.class_name ().c_str (),
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6864 fval.class_name ().c_str ());
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6865 }
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6866 }
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6867 else
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6868 print_usage ();
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6869
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6870 return retval;
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6871 }
833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6872
9505 a321a1c227c8 make ifelse an alias or merge Jaroslav Hajek <highegg@gmail.com> parents: 9475 diff changeset	6873 DEFALIAS (ifelse, merge);
a321a1c227c8 make ifelse an alias or merge Jaroslav Hajek <highegg@gmail.com> parents: 9475 diff changeset	6874
9473 833109a9f37f implement merge function Jaroslav Hajek <highegg@gmail.com> parents: 9428 diff changeset	6875 #undef MAKE_INT_BRANCH
8721 e9cb742df9eb imported patch sort3.diff Jaroslav Hajek <highegg@gmail.com> parents: 8527 diff changeset	6876
9513 9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6877 template <class SparseT>
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6878 static SparseT
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6879 do_sparse_diff (const SparseT& array, octave_idx_type order,
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6880 int dim)
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6881 {
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6882 SparseT retval = array;
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6883 if (dim == 1)
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6884 {
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6885 octave_idx_type k = retval.columns ();
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6886 while (order > 0 && k > 0)
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6887 {
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6888 idx_vector col1 (':'), col2 (':'), sl1 (1, k), sl2 (0, k-1);
10785 c2041adcf234 remove unnecessary sparse indexing overloads Jaroslav Hajek <highegg@gmail.com> parents: 10763 diff changeset	6889 retval = SparseT (retval.index (col1, sl1)) - SparseT (retval.index (col2, sl2));
9513 9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6890 assert (retval.columns () == k-1);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6891 order--;
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6892 k--;
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6893 }
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6894 }
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6895 else
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6896 {
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6897 octave_idx_type k = retval.rows ();
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6898 while (order > 0 && k > 0)
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6899 {
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6900 idx_vector col1 (':'), col2 (':'), sl1 (1, k), sl2 (0, k-1);
10785 c2041adcf234 remove unnecessary sparse indexing overloads Jaroslav Hajek <highegg@gmail.com> parents: 10763 diff changeset	6901 retval = SparseT (retval.index (sl1, col1)) - SparseT (retval.index (sl2, col2));
9513 9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6902 assert (retval.rows () == k-1);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6903 order--;
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6904 k--;
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6905 }
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6906 }
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6907
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6908 return retval;
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6909 }
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6910
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6911 static octave_value
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6912 do_diff (const octave_value& array, octave_idx_type order,
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6913 int dim = -1)
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6914 {
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6915 octave_value retval;
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6916
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6917 const dim_vector& dv = array.dims ();
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6918 if (dim == -1)
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6919 {
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6920 dim = array.dims ().first_non_singleton ();
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6921
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6922 // Bother Matlab. This behavior is really wicked.
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6923 if (dv(dim) <= order)
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6924 {
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6925 if (dv(dim) == 1)
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6926 retval = array.resize (dim_vector (0, 0));
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6927 else
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6928 {
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6929 retval = array;
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6930 while (order > 0)
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6931 {
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6932 if (dim == dv.length ())
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6933 {
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6934 retval = do_diff (array, order, dim - 1);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6935 order = 0;
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6936 }
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6937 else if (dv(dim) == 1)
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6938 dim++;
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6939 else
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6940 {
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6941 retval = do_diff (array, dv(dim) - 1, dim);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6942 order -= dv(dim) - 1;
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6943 dim++;
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6944 }
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6945 }
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6946 }
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6947
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6948 return retval;
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6949 }
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6950 }
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6951
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6952 if (array.is_integer_type ())
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6953 {
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6954 if (array.is_int8_type ())
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6955 retval = array.int8_array_value ().diff (order, dim);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6956 else if (array.is_int16_type ())
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6957 retval = array.int16_array_value ().diff (order, dim);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6958 else if (array.is_int32_type ())
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6959 retval = array.int32_array_value ().diff (order, dim);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6960 else if (array.is_int64_type ())
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6961 retval = array.int64_array_value ().diff (order, dim);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6962 else if (array.is_uint8_type ())
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6963 retval = array.uint8_array_value ().diff (order, dim);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6964 else if (array.is_uint16_type ())
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6965 retval = array.uint16_array_value ().diff (order, dim);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6966 else if (array.is_uint32_type ())
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6967 retval = array.uint32_array_value ().diff (order, dim);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6968 else if (array.is_uint64_type ())
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6969 retval = array.uint64_array_value ().diff (order, dim);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6970 else
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6971 panic_impossible ();
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6972 }
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6973 else if (array.is_sparse_type ())
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6974 {
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6975 if (array.is_complex_type ())
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6976 retval = do_sparse_diff (array.sparse_complex_matrix_value (), order, dim);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6977 else
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6978 retval = do_sparse_diff (array.sparse_matrix_value (), order, dim);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6979 }
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6980 else if (array.is_single_type ())
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6981 {
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6982 if (array.is_complex_type ())
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6983 retval = array.float_complex_array_value ().diff (order, dim);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6984 else
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6985 retval = array.float_array_value ().diff (order, dim);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6986 }
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6987 else
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6988 {
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6989 if (array.is_complex_type ())
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6990 retval = array.complex_array_value ().diff (order, dim);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6991 else
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6992 retval = array.array_value ().diff (order, dim);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6993 }
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6994
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6995 return retval;
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6996 }
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6997
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6998 DEFUN (diff, args, ,
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	6999 "-- texinfo --\n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	7000 @deftypefn {Built-in Function} {} diff (@var{x})\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	7001 @deftypefnx {Built-in Function} {} diff (@var{x}, @var{k})\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	7002 @deftypefnx {Built-in Function} {} diff (@var{x}, @var{k}, @var{dim})\n\
4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	7003 If @var{x} is a vector of length @math{n}, @code{diff (@var{x})} is the\n\
9513 9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7004 vector of first differences\n\
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7005 @tex\n\
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7006 $x_2 - x_1, \\ldots{}, x_n - x_{n-1}$.\n\
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7007 @end tex\n\
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7008 @ifnottex\n\
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7009 @var{x}(2) - @var{x}(1), @dots{}, @var{x}(n) - @var{x}(n-1).\n\
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7010 @end ifnottex\n\
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7011 \n\
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7012 If @var{x} is a matrix, @code{diff (@var{x})} is the matrix of column\n\
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7013 differences along the first non-singleton dimension.\n\
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7014 \n\
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7015 The second argument is optional. If supplied, @code{diff (@var{x},\n\
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7016 @var{k})}, where @var{k} is a non-negative integer, returns the\n\
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7017 @var{k}-th differences. It is possible that @var{k} is larger than\n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	7018 the first non-singleton dimension of the matrix. In this case,\n\
9513 9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7019 @code{diff} continues to take the differences along the next\n\
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7020 non-singleton dimension.\n\
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7021 \n\
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7022 The dimension along which to take the difference can be explicitly\n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	7023 stated with the optional variable @var{dim}. In this case the\n\
9513 9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7024 @var{k}-th order differences are calculated along this dimension.\n\
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7025 In the case where @var{k} exceeds @code{size (@var{x}, @var{dim})}\n\
12639 4d777e05d47c doc: Review and update documentation for "Matrix Manipulation" chapter. Rik <octave@nomad.inbox5.com> parents: 12584 diff changeset	7026 an empty matrix is returned.\n\
9513 9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7027 @end deftypefn")
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7028 {
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7029 int nargin = args.length ();
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7030 octave_value retval;
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7031
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7032 if (nargin < 1 \|\| nargin > 3)
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7033 print_usage ();
10880 92c3e8068f28 allow diff(logical) Jaroslav Hajek <highegg@gmail.com> parents: 10846 diff changeset	7034 else if (! (args(0).is_numeric_type () \|\| args(0).is_bool_type ()))
92c3e8068f28 allow diff(logical) Jaroslav Hajek <highegg@gmail.com> parents: 10846 diff changeset	7035 error ("diff: X must be numeric or logical");
9513 9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7036
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7037 if (! error_state)
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7038 {
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7039 int dim = -1;
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7040 octave_idx_type order = 1;
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7041 if (nargin > 1)
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7042 {
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7043 if (args(1).is_scalar_type ())
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7044 order = args(1).idx_type_value (true, false);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7045 else if (! args(1).is_zero_by_zero ())
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 11591 diff changeset	7046 error ("order K must be a scalar or []");
9513 9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7047 if (! error_state && order < 0)
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 11591 diff changeset	7048 error ("order K must be non-negative");
9513 9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7049 }
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7050
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7051 if (nargin > 2)
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7052 {
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7053 dim = args(2).int_value (true, false);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7054 if (! error_state && (dim < 1 \|\| dim > args(0).ndims ()))
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 11591 diff changeset	7055 error ("DIM must be a valid dimension");
9513 9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7056 else
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7057 dim -= 1;
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7058 }
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7059
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7060 if (! error_state)
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7061 retval = do_diff (args(0), order, dim);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7062 }
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7063
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7064 return retval;
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7065 }
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7066
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7067 /*
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7068
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7069 %!assert (diff ([1, 2, 3, 4]), [1, 1, 1])
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7070 %!assert (diff ([1, 3, 7, 19], 2), [2, 8])
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7071 %!assert (diff ([1, 2; 5, 4; 8, 7; 9, 6; 3, 1]), [4, 2; 3, 3; 1, -1; -6, -5])
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7072 %!assert (diff ([1, 2; 5, 4; 8, 7; 9, 6; 3, 1], 3), [-1, -5; -5, 0])
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7073 %!assert (isempty (diff (1)));
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7074
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7075 %!error diff ([1, 2; 3, 4], -1);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7076
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7077 %!error diff ("foo");
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7078
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7079 %!error diff ();
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7080
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7081 %!error diff (1, 2, 3, 4);
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7082
9f870f73ab7d implement built-in diff Jaroslav Hajek <highegg@gmail.com> parents: 9505 diff changeset	7083 */
10799 177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7084
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7085 template <class T>
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11575 diff changeset	7086 static Array<T>
10799 177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7087 do_repelems (const Array<T>& src, const Array<octave_idx_type>& rep)
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7088 {
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7089 Array<T> retval;
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7090
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7091 assert (rep.ndims () == 2 && rep.rows () == 2);
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7092
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7093 octave_idx_type n = rep.columns (), l = 0;
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7094 for (octave_idx_type i = 0; i < n; i++)
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7095 {
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7096 octave_idx_type k = rep(1, i);
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7097 if (k < 0)
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7098 {
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 11591 diff changeset	7099 error ("repelems: second row must contain non-negative numbers");
10799 177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7100 return retval;
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7101 }
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7102
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7103 l += k;
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7104 }
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7105
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7106 retval.clear (1, l);
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7107 T *dest = retval.fortran_vec ();
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7108 l = 0;
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7109 for (octave_idx_type i = 0; i < n; i++)
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7110 {
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7111 octave_idx_type k = rep(1, i);
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7112 std::fill_n (dest, k, src.checkelem (rep(0, i) - 1));
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7113 dest += k;
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7114 }
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7115
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7116 return retval;
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7117 }
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7118
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7119 DEFUN (repelems, args, ,
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7120 "-- texinfo --\n\
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7121 @deftypefn {Built-in Function} {} repelems (@var{x}, @var{r})\n\
10801 a40e32927b3a Improve documentation for new repelems function. Rik <octave@nomad.inbox5.com> parents: 10799 diff changeset	7122 Construct a vector of repeated elements from @var{x}. @var{r}\n\
a40e32927b3a Improve documentation for new repelems function. Rik <octave@nomad.inbox5.com> parents: 10799 diff changeset	7123 is a 2x@var{N} integer matrix specifying which elements to repeat and\n\
a40e32927b3a Improve documentation for new repelems function. Rik <octave@nomad.inbox5.com> parents: 10799 diff changeset	7124 how often to repeat each element.\n\
a40e32927b3a Improve documentation for new repelems function. Rik <octave@nomad.inbox5.com> parents: 10799 diff changeset	7125 \n\
a40e32927b3a Improve documentation for new repelems function. Rik <octave@nomad.inbox5.com> parents: 10799 diff changeset	7126 Entries in the first row, @var{r}(1,j), select an element to repeat.\n\
a40e32927b3a Improve documentation for new repelems function. Rik <octave@nomad.inbox5.com> parents: 10799 diff changeset	7127 The corresponding entry in the second row, @var{r}(2,j), specifies\n\
a40e32927b3a Improve documentation for new repelems function. Rik <octave@nomad.inbox5.com> parents: 10799 diff changeset	7128 the repeat count. If @var{x} is a matrix then the columns of @var{x} are\n\
a40e32927b3a Improve documentation for new repelems function. Rik <octave@nomad.inbox5.com> parents: 10799 diff changeset	7129 imagined to be stacked on top of each other for purposes of the selection\n\
a40e32927b3a Improve documentation for new repelems function. Rik <octave@nomad.inbox5.com> parents: 10799 diff changeset	7130 index. A row vector is always returned.\n\
a40e32927b3a Improve documentation for new repelems function. Rik <octave@nomad.inbox5.com> parents: 10799 diff changeset	7131 \n\
a40e32927b3a Improve documentation for new repelems function. Rik <octave@nomad.inbox5.com> parents: 10799 diff changeset	7132 Conceptually the result is calculated as follows:\n\
10799 177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7133 \n\
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7134 @example\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10801 diff changeset	7135 @group\n\
10801 a40e32927b3a Improve documentation for new repelems function. Rik <octave@nomad.inbox5.com> parents: 10799 diff changeset	7136 y = [];\n\
a40e32927b3a Improve documentation for new repelems function. Rik <octave@nomad.inbox5.com> parents: 10799 diff changeset	7137 for i = 1:columns (@var{r})\n\
a40e32927b3a Improve documentation for new repelems function. Rik <octave@nomad.inbox5.com> parents: 10799 diff changeset	7138 y = [y, @var{x}(@var{r}(1,i)*ones(1, @var{r}(2,i)))];\n\
a40e32927b3a Improve documentation for new repelems function. Rik <octave@nomad.inbox5.com> parents: 10799 diff changeset	7139 endfor\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10801 diff changeset	7140 @end group\n\
10799 177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7141 @end example\n\
10801 a40e32927b3a Improve documentation for new repelems function. Rik <octave@nomad.inbox5.com> parents: 10799 diff changeset	7142 @seealso{repmat}\n\
10799 177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7143 @end deftypefn")
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7144 {
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7145 octave_value retval;
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7146
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7147 if (args.length () == 2)
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7148 {
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7149 octave_value x = args(0);
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7150
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7151 const Matrix rm = args(1).matrix_value ();
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7152 if (error_state)
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7153 return retval;
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7154 else if (rm.rows () != 2 \|\| rm.ndims () != 2)
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7155 {
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 11591 diff changeset	7156 error ("repelems: R must be a matrix with two rows");
10799 177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7157 return retval;
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7158 }
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7159 else
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7160 {
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7161 NoAlias< Array<octave_idx_type> > r (rm.dims ());
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7162
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7163 for (octave_idx_type i = 0; i < rm.numel (); i++)
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7164 {
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7165 octave_idx_type rx = rm(i);
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7166 if (static_cast<double> (rx) != rm(i))
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7167 {
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 11591 diff changeset	7168 error ("repelems: R must be a matrix of integers");
10799 177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7169 return retval;
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7170 }
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7171
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7172 r(i) = rx;
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7173 }
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7174
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7175 switch (x.builtin_type ())
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7176 {
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7177 #define BTYP_BRANCH(X, EX) \
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7178 case btyp_ ## X: \
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7179 retval = do_repelems (x.EX ## _value (), r); \
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7180 break
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7181
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7182 BTYP_BRANCH (double, array);
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7183 BTYP_BRANCH (float, float_array);
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7184 BTYP_BRANCH (complex, complex_array);
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7185 BTYP_BRANCH (float_complex, float_complex_array);
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7186 BTYP_BRANCH (bool, bool_array);
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7187 BTYP_BRANCH (char, char_array);
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7188
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7189 BTYP_BRANCH (int8, int8_array);
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7190 BTYP_BRANCH (int16, int16_array);
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7191 BTYP_BRANCH (int32, int32_array);
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7192 BTYP_BRANCH (int64, int64_array);
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7193 BTYP_BRANCH (uint8, uint8_array);
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7194 BTYP_BRANCH (uint16, uint16_array);
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7195 BTYP_BRANCH (uint32, uint32_array);
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7196 BTYP_BRANCH (uint64, uint64_array);
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7197
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7198 BTYP_BRANCH (cell, cell);
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7199 //BTYP_BRANCH (struct, map);//FIXME
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7200 #undef BTYP_BRANCH
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7201
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7202 default:
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7203 gripe_wrong_type_arg ("repelems", x);
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7204 }
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7205 }
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7206 }
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7207 else
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7208 print_usage ();
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7209
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7210 return retval;
177f1ad7c7c1 new built-in: repelems Jaroslav Hajek <highegg@gmail.com> parents: 10785 diff changeset	7211 }

Mercurial > octave

annotate src/data.cc @ 14169:c0ca47ab7641 stable