octave-nkf: src/DLD-FUNCTIONS/__voronoi_

annotate src/DLD-FUNCTIONS/voronoi.cc @ 13203:b6aba5b4edb1

voronoin: accept options as a cell array of character strings * __voronoi__.cc (F__voronoi__): Accept options as cell array of character strings. Use std::string for buffer. Don't use fixed size for char* buffer that is passed to qh_new_qhull. * voronoin.m: Accept options as cell array of character strings.

author	John W. Eaton <jwe@octave.org>
date	Fri, 23 Sep 2011 15:03:29 -0400
parents	3641167e5b75
children	7ff0bdc3dc4c

rev	line source
6823 9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	1 /*
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	2
11523 fd0a3ac60b0e update copyright notices John W. Eaton <jwe@octave.org> parents: 10840 diff changeset	3 Copyright (C) 2000-2011 Kai Habel
6823 9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	4
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	5 This file is part of Octave.
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	6
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	7 Octave is free software; you can redistribute it and/or modify it
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	8 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: 6945 diff changeset	9 Free Software Foundation; either version 3 of the License, or (at your
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 6945 diff changeset	10 option) any later version.
6823 9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	11
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	12 Octave is distributed in the hope that it will be useful, but WITHOUT
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	15 for more details.
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	16
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	17 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: 6945 diff changeset	18 along with Octave; see the file COPYING. If not, see
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 6945 diff changeset	19 <http://www.gnu.org/licenses/>.
6823 9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	20
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	21 */
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	22
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	23 /*
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	24 20. Augiust 2000 - Kai Habel: first release
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	25 */
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	26
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	27 /*
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	28 2003-12-14 Rafael Laboissiere <rafael@laboissiere.net>
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	29 Added optional second argument to pass options to the underlying
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	30 qhull command
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	31 */
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	32
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	33 #ifdef HAVE_CONFIG_H
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	34 #include <config.h>
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	35 #endif
9786 2c279308f6ab fix includes in some src/DLD-FUNCTIONS files John W. Eaton <jwe@octave.org> parents: 9003 diff changeset	36
2c279308f6ab fix includes in some src/DLD-FUNCTIONS files John W. Eaton <jwe@octave.org> parents: 9003 diff changeset	37 #include <cstdio>
2c279308f6ab fix includes in some src/DLD-FUNCTIONS files John W. Eaton <jwe@octave.org> parents: 9003 diff changeset	38
9003 0631d397fbe0 replace lo_ieee_isnan by xisnan, add missing includes Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	39 #include "lo-ieee.h"
9786 2c279308f6ab fix includes in some src/DLD-FUNCTIONS files John W. Eaton <jwe@octave.org> parents: 9003 diff changeset	40
6823 9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	41 #include "Cell.h"
9786 2c279308f6ab fix includes in some src/DLD-FUNCTIONS files John W. Eaton <jwe@octave.org> parents: 9003 diff changeset	42 #include "defun-dld.h"
2c279308f6ab fix includes in some src/DLD-FUNCTIONS files John W. Eaton <jwe@octave.org> parents: 9003 diff changeset	43 #include "error.h"
2c279308f6ab fix includes in some src/DLD-FUNCTIONS files John W. Eaton <jwe@octave.org> parents: 9003 diff changeset	44 #include "oct-obj.h"
6823 9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	45
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	46 #ifdef HAVE_QHULL
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	47 extern "C" {
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	48 #include <qhull/qhull_a.h>
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	49 }
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	50
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	51 #ifdef NEED_QHULL_VERSION
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	52 char qh_version[] = "__voronoi__.oct 2007-07-24";
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	53 #endif
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	54 #endif
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	55
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	56 DEFUN_DLD (__voronoi__, args, ,
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	57 "-- texinfo --\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10154 diff changeset	58 @deftypefn {Loadable Function} {@var{tri} =} __voronoi__ (@var{point})\n\
6823 9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	59 @deftypefnx {Loadable Function} {@var{tri} =} __voronoi__ (@var{point}, @var{options})\n\
6945 6bbf56a9718a [project @ 2007-10-02 20:47:22 by jwe] jwe parents: 6880 diff changeset	60 Undocumented internal function.\n\
6823 9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	61 @end deftypefn")
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	62 {
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	63 octave_value_list retval;
6945 6bbf56a9718a [project @ 2007-10-02 20:47:22 by jwe] jwe parents: 6880 diff changeset	64
6823 9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	65 #ifdef HAVE_QHULL
6945 6bbf56a9718a [project @ 2007-10-02 20:47:22 by jwe] jwe parents: 6880 diff changeset	66
6823 9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	67 retval(0) = 0.0;
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	68
6945 6bbf56a9718a [project @ 2007-10-02 20:47:22 by jwe] jwe parents: 6880 diff changeset	69 int nargin = args.length ();
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11553 diff changeset	70 if (nargin < 1 \|\| nargin > 2)
6823 9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	71 {
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	72 print_usage ();
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	73 return retval;
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	74 }
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	75
13203 b6aba5b4edb1 voronoin: accept options as a cell array of character strings John W. Eaton <jwe@octave.org> parents: 12805 diff changeset	76 std::string options = "qhull v Fv T0";
6880 e00a8f661f06 [project @ 2007-09-07 21:39:55 by dbateman] dbateman parents: 6823 diff changeset	77
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11553 diff changeset	78 if (nargin == 2)
6823 9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	79 {
13203 b6aba5b4edb1 voronoin: accept options as a cell array of character strings John W. Eaton <jwe@octave.org> parents: 12805 diff changeset	80 if (args(1).is_cellstr ())
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	81 {
13203 b6aba5b4edb1 voronoin: accept options as a cell array of character strings John W. Eaton <jwe@octave.org> parents: 12805 diff changeset	82 Array<std::string> tmp = args(1).cellstr_value ();
b6aba5b4edb1 voronoin: accept options as a cell array of character strings John W. Eaton <jwe@octave.org> parents: 12805 diff changeset	83
b6aba5b4edb1 voronoin: accept options as a cell array of character strings John W. Eaton <jwe@octave.org> parents: 12805 diff changeset	84 for (octave_idx_type i = 0; i < tmp.numel (); i++)
b6aba5b4edb1 voronoin: accept options as a cell array of character strings John W. Eaton <jwe@octave.org> parents: 12805 diff changeset	85 options += " " + tmp(i);
b6aba5b4edb1 voronoin: accept options as a cell array of character strings John W. Eaton <jwe@octave.org> parents: 12805 diff changeset	86 }
b6aba5b4edb1 voronoin: accept options as a cell array of character strings John W. Eaton <jwe@octave.org> parents: 12805 diff changeset	87 else if (args(1).is_string ())
b6aba5b4edb1 voronoin: accept options as a cell array of character strings John W. Eaton <jwe@octave.org> parents: 12805 diff changeset	88 options += " " + args(1).string_value ();
b6aba5b4edb1 voronoin: accept options as a cell array of character strings John W. Eaton <jwe@octave.org> parents: 12805 diff changeset	89 else
b6aba5b4edb1 voronoin: accept options as a cell array of character strings John W. Eaton <jwe@octave.org> parents: 12805 diff changeset	90 {
b6aba5b4edb1 voronoin: accept options as a cell array of character strings John W. Eaton <jwe@octave.org> parents: 12805 diff changeset	91 error ("__voronoi__: OPTIONS argument must be a string or cellstr");
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	92 return retval;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	93 }
6823 9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	94 }
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	95
6945 6bbf56a9718a [project @ 2007-10-02 20:47:22 by jwe] jwe parents: 6880 diff changeset	96 Matrix p (args(0).matrix_value ());
6823 9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	97
6945 6bbf56a9718a [project @ 2007-10-02 20:47:22 by jwe] jwe parents: 6880 diff changeset	98 const octave_idx_type dim = p.columns ();
6bbf56a9718a [project @ 2007-10-02 20:47:22 by jwe] jwe parents: 6880 diff changeset	99 const octave_idx_type np = p.rows ();
6bbf56a9718a [project @ 2007-10-02 20:47:22 by jwe] jwe parents: 6880 diff changeset	100 p = p.transpose ();
6823 9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	101
6945 6bbf56a9718a [project @ 2007-10-02 20:47:22 by jwe] jwe parents: 6880 diff changeset	102 double *pt_array = p.fortran_vec ();
6bbf56a9718a [project @ 2007-10-02 20:47:22 by jwe] jwe parents: 6880 diff changeset	103
6823 9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	104 //double pt_array[dim * np];
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11553 diff changeset	105 //for (int i = 0; i < np; i++)
6823 9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	106 // {
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	107 // for (int j = 0; j < dim; j++)
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	108 // {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	109 // pt_array[j+i*dim] = p(i,j);
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	110 // }
6823 9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	111 // }
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	112
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	113 boolT ismalloc = false;
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	114
6945 6bbf56a9718a [project @ 2007-10-02 20:47:22 by jwe] jwe parents: 6880 diff changeset	115 // If you want some debugging information replace the 0 pointer
6bbf56a9718a [project @ 2007-10-02 20:47:22 by jwe] jwe parents: 6880 diff changeset	116 // with stdout or some other file open for writing.
6bbf56a9718a [project @ 2007-10-02 20:47:22 by jwe] jwe parents: 6880 diff changeset	117
6bbf56a9718a [project @ 2007-10-02 20:47:22 by jwe] jwe parents: 6880 diff changeset	118 FILE *outfile = 0;
6880 e00a8f661f06 [project @ 2007-09-07 21:39:55 by dbateman] dbateman parents: 6823 diff changeset	119 FILE *errfile = stderr;
e00a8f661f06 [project @ 2007-09-07 21:39:55 by dbateman] dbateman parents: 6823 diff changeset	120
13203 b6aba5b4edb1 voronoin: accept options as a cell array of character strings John W. Eaton <jwe@octave.org> parents: 12805 diff changeset	121 // Qhull flags argument is not const char*...
b6aba5b4edb1 voronoin: accept options as a cell array of character strings John W. Eaton <jwe@octave.org> parents: 12805 diff changeset	122 OCTAVE_LOCAL_BUFFER (char, flags, options.length () + 1);
b6aba5b4edb1 voronoin: accept options as a cell array of character strings John W. Eaton <jwe@octave.org> parents: 12805 diff changeset	123
b6aba5b4edb1 voronoin: accept options as a cell array of character strings John W. Eaton <jwe@octave.org> parents: 12805 diff changeset	124 strcpy (flags, options.c_str ());
b6aba5b4edb1 voronoin: accept options as a cell array of character strings John W. Eaton <jwe@octave.org> parents: 12805 diff changeset	125
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11553 diff changeset	126 if (! qh_new_qhull (dim, np, pt_array, ismalloc, flags, outfile, errfile))
6823 9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	127 {
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	128 facetT *facet;
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	129 vertexT *vertex;
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	130
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	131 octave_idx_type i = 0, n = 1, k = 0, m = 0, fidx = 0, j = 0, r = 0;
6945 6bbf56a9718a [project @ 2007-10-02 20:47:22 by jwe] jwe parents: 6880 diff changeset	132 OCTAVE_LOCAL_BUFFER (octave_idx_type, ni, np);
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11553 diff changeset	133
12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11553 diff changeset	134 for (i = 0; i < np; i++)
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	135 ni[i] = 0;
6945 6bbf56a9718a [project @ 2007-10-02 20:47:22 by jwe] jwe parents: 6880 diff changeset	136 qh_setvoronoi_all ();
6823 9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	137 bool infinity_seen = false;
6945 6bbf56a9718a [project @ 2007-10-02 20:47:22 by jwe] jwe parents: 6880 diff changeset	138 facetT neighbor, *neighborp;
6823 9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	139 coordT *voronoi_vertex;
6945 6bbf56a9718a [project @ 2007-10-02 20:47:22 by jwe] jwe parents: 6880 diff changeset	140
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11553 diff changeset	141 FORALLfacets
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	142 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	143 facet->seen = false;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	144 }
6945 6bbf56a9718a [project @ 2007-10-02 20:47:22 by jwe] jwe parents: 6880 diff changeset	145
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11553 diff changeset	146 FORALLvertices
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	147 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	148 if (qh hull_dim == 3)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	149 qh_order_vertexneighbors (vertex);
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	150 infinity_seen = false;
6945 6bbf56a9718a [project @ 2007-10-02 20:47:22 by jwe] jwe parents: 6880 diff changeset	151
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	152 FOREACHneighbor_ (vertex)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	153 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	154 if (! neighbor->upperdelaunay)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	155 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	156 if (! neighbor->seen)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	157 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	158 n++;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	159 neighbor->seen = true;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	160 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	161 ni[k]++;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	162 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	163 else if (! infinity_seen)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	164 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	165 infinity_seen = true;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	166 ni[k]++;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	167 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	168 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	169 k++;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	170 }
6823 9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	171
6945 6bbf56a9718a [project @ 2007-10-02 20:47:22 by jwe] jwe parents: 6880 diff changeset	172 Matrix v (n, dim);
6823 9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	173 for (octave_idx_type d = 0; d < dim; d++)
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	174 v(0,d) = octave_Inf;
6823 9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	175
6945 6bbf56a9718a [project @ 2007-10-02 20:47:22 by jwe] jwe parents: 6880 diff changeset	176 boolMatrix AtInf (np, 1);
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11553 diff changeset	177 for (i = 0; i < np; i++)
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	178 AtInf(i) = false;
8415 fa12c67683d3 Reszie third arg of __voronoi__ before retuning it David Bateman <dbateman@free.fr> parents: 7017 diff changeset	179 octave_value_list F (np, octave_value ());
6823 9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	180 k = 0;
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	181 i = 0;
6945 6bbf56a9718a [project @ 2007-10-02 20:47:22 by jwe] jwe parents: 6880 diff changeset	182
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11553 diff changeset	183 FORALLfacets
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	184 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	185 facet->seen = false;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	186 }
6945 6bbf56a9718a [project @ 2007-10-02 20:47:22 by jwe] jwe parents: 6880 diff changeset	187
6823 9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	188 FORALLvertices
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	189 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	190 if (qh hull_dim == 3)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	191 qh_order_vertexneighbors(vertex);
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	192 infinity_seen = false;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	193 RowVector facet_list (ni[k++]);
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	194 m = 0;
6945 6bbf56a9718a [project @ 2007-10-02 20:47:22 by jwe] jwe parents: 6880 diff changeset	195
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	196 FOREACHneighbor_(vertex)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	197 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	198 if (neighbor->upperdelaunay)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	199 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	200 if (! infinity_seen)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	201 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	202 infinity_seen = true;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	203 facet_list(m++) = 1;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	204 AtInf(j) = true;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	205 }
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11553 diff changeset	206 }
12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11553 diff changeset	207 else
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	208 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	209 if (! neighbor->seen)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	210 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	211 voronoi_vertex = neighbor->center;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	212 fidx = neighbor->id;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	213 i++;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	214 for (octave_idx_type d = 0; d < dim; d++)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	215 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	216 v(i,d) = *(voronoi_vertex++);
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	217 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	218 neighbor->seen = true;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	219 neighbor->visitid = i;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	220 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	221 facet_list(m++) = neighbor->visitid + 1;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	222 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	223 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	224 F(r++) = facet_list;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	225 j++;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	226 }
6823 9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	227
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	228 Cell C(r, 1);
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	229 for (i = 0; i < r; i++)
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	230 C.elem (i) = F(i);
6823 9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	231
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	232 retval(0) = v;
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	233 retval(1) = C;
8415 fa12c67683d3 Reszie third arg of __voronoi__ before retuning it David Bateman <dbateman@free.fr> parents: 7017 diff changeset	234 AtInf.resize (r, 1);
6823 9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	235 retval(2) = AtInf;
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	236
6945 6bbf56a9718a [project @ 2007-10-02 20:47:22 by jwe] jwe parents: 6880 diff changeset	237 // free long memory
6bbf56a9718a [project @ 2007-10-02 20:47:22 by jwe] jwe parents: 6880 diff changeset	238 qh_freeqhull (! qh_ALL);
6823 9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	239
6945 6bbf56a9718a [project @ 2007-10-02 20:47:22 by jwe] jwe parents: 6880 diff changeset	240 // free short memory and memory allocator
6823 9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	241 int curlong, totlong;
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	242 qh_memfreeshort (&curlong, &totlong);
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	243
6945 6bbf56a9718a [project @ 2007-10-02 20:47:22 by jwe] jwe parents: 6880 diff changeset	244 if (curlong \|\| totlong)
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9786 diff changeset	245 warning ("__voronoi__: did not free %d bytes of long memory (%d pieces)", totlong, curlong);
6823 9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	246 }
6945 6bbf56a9718a [project @ 2007-10-02 20:47:22 by jwe] jwe parents: 6880 diff changeset	247 else
6bbf56a9718a [project @ 2007-10-02 20:47:22 by jwe] jwe parents: 6880 diff changeset	248 error ("__voronoi__: qhull failed");
6bbf56a9718a [project @ 2007-10-02 20:47:22 by jwe] jwe parents: 6880 diff changeset	249
6823 9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	250 #else
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	251 error ("__voronoi__: not available in this version of Octave");
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	252 #endif
6945 6bbf56a9718a [project @ 2007-10-02 20:47:22 by jwe] jwe parents: 6880 diff changeset	253
6823 9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	254 return retval;
9fddcc586065 [project @ 2007-08-24 08:27:27 by dbateman] dbateman parents: diff changeset	255 }
12805 3641167e5b75 codesprint: .cc helper functions do not need tests Rik <octave@nomad.inbox5.com>* parents: 11586 diff changeset	256
3641167e5b75 codesprint: .cc helper functions do not need tests Rik <octave@nomad.inbox5.com>* parents: 11586 diff changeset	257 /*
3641167e5b75 codesprint: .cc helper functions do not need tests Rik <octave@nomad.inbox5.com>* parents: 11586 diff changeset	258
3641167e5b75 codesprint: .cc helper functions do not need tests Rik <octave@nomad.inbox5.com>* parents: 11586 diff changeset	259 ## No test needed for internal helper function.
3641167e5b75 codesprint: .cc helper functions do not need tests Rik <octave@nomad.inbox5.com>* parents: 11586 diff changeset	260 %!assert (1)
3641167e5b75 codesprint: .cc helper functions do not need tests Rik <octave@nomad.inbox5.com>* parents: 11586 diff changeset	261
3641167e5b75 codesprint: .cc helper functions do not need tests Rik <octave@nomad.inbox5.com>* parents: 11586 diff changeset	262 */

Mercurial > octave-nkf

annotate src/DLD-FUNCTIONS/__voronoi__.cc @ 13203:b6aba5b4edb1

annotate src/DLD-FUNCTIONS/voronoi.cc @ 13203:b6aba5b4edb1