octave: liboctave/array/idx-vector.h annotate

annotate liboctave/array/idx-vector.h @ 23012:27e4ec3b0b49

move octave_refcount inside octave namespace * oct-refcount.h (refcount): Move inside octave namespace and rename from octave_refcount. Change all uses. (octave_refcount): Provide (deprecated) backward-compatible using declaration.

author	John W. Eaton <jwe@octave.org>
date	Fri, 06 Jan 2017 18:06:31 -0500
parents	f75d289645ec
children	198fbbf6934a

rev	line source
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	1 /*
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	2
22323 bac0d6f07a3e maint: Update copyright notices for 2016. John W. Eaton <jwe@octave.org> parents: 22022 diff changeset	3 Copyright (C) 1993-2016 John W. Eaton
11523 fd0a3ac60b0e update copyright notices John W. Eaton <jwe@octave.org> parents: 11503 diff changeset	4 Copyright (C) 2008-2009 Jaroslav Hajek
9601 a9b37bae1802 add a couple of missing copyright statements Jaroslav Hajek <highegg@gmail.com> parents: 9479 diff changeset	5 Copyright (C) 2009 VZLU Prague
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	6
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	7 This file is part of Octave.
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	8
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	9 Octave is free software; you can redistribute it and/or modify it
22755 3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22402 diff changeset	10 under the terms of the GNU General Public License as published by
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22402 diff changeset	11 the Free Software Foundation; either version 3 of the License, or
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22402 diff changeset	12 (at your option) any later version.
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	13
22755 3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22402 diff changeset	14 Octave is distributed in the hope that it will be useful, but
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22402 diff changeset	15 WITHOUT ANY WARRANTY; without even the implied warranty of
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22402 diff changeset	16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22402 diff changeset	17 GNU General Public License for more details.
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	18
78fd87e624cb [project @ 1993-08-08 01:13:40 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: 6108 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: 6108 diff changeset	21 <http://www.gnu.org/licenses/>.
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	22
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	23 */
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	24
20791 f7084eae3318 maint: Use Octave coding conventions for #if statements. Rik <rik@octave.org> parents: 19697 diff changeset	25 #if ! defined (octave_idx_vector_h)
383 0b52c68ec81f [project @ 1994-03-09 21:19:44 by jwe] jwe parents: 240 diff changeset	26 #define octave_idx_vector_h 1
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	27
21244 1473547f50f5 include octave-config.h in public header files John W. Eaton <jwe@octave.org> parents: 21229 diff changeset	28 #include "octave-config.h"
1473547f50f5 include octave-config.h in public header files John W. Eaton <jwe@octave.org> parents: 21229 diff changeset	29
8950 d865363208d6 include <iosfwd> instead of <iostream> in header files John W. Eaton <jwe@octave.org> parents: 8934 diff changeset	30 #include <cassert>
19381 af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 18084 diff changeset	31 #include <cstring>
8950 d865363208d6 include <iosfwd> instead of <iostream> in header files John W. Eaton <jwe@octave.org> parents: 8934 diff changeset	32
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	33 #include <algorithm>
8950 d865363208d6 include <iosfwd> instead of <iostream> in header files John W. Eaton <jwe@octave.org> parents: 8934 diff changeset	34 #include <iosfwd>
13735 2cd903770748 Fix broken gcc compilation due to changeset d13b6086aea9. Michael Goffioul <michael.goffioul@gmail.com> parents: 13729 diff changeset	35 #include <memory>
3503 d14c483b3c12 [project @ 2000-02-01 04:06:07 by jwe] jwe parents: 3145 diff changeset	36
4653 14ab7b05a572 [project @ 2003-11-24 05:02:46 by jwe] jwe parents: 4650 diff changeset	37 #include "dim-vector.h"
21785 c9f8a7f7915e use forward declarations instead of including oct-inttypes.h where possible John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	38 #include "oct-inttypes-fwd.h"
12125 a21a3875ca83 implement a common class for reference counts Jaroslav Hajek <highegg@gmail.com> parents: 11586 diff changeset	39 #include "oct-refcount.h"
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	40
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21137 diff changeset	41 template <typename T> class Array;
538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21137 diff changeset	42 template <typename T> class Sparse;
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	43 class Range;
4504 f6a61399bc5c [project @ 2003-09-09 17:48:00 by jwe] jwe parents: 4461 diff changeset	44
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	45 // Design rationale:
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	46 // idx_vector is a reference-counting, polymorphic pointer, that can contain
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	47 // 4 types of index objects: a magic colon, a range, a scalar, or an index vector.
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	48 // Polymorphic methods for single element access are provided, as well as
21751 b571fc85953f maint: Use two spaces after period to indicate sentence break. Rik <rik@octave.org> parents: 21574 diff changeset	49 // templates implementing "early dispatch", i.e., hoisting the checks for index
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	50 // type out of loops.
164 e2c950dd96d2 [project @ 1993-10-18 19:32:00 by jwe] jwe parents: 1 diff changeset	51
453 393e95f46b51 [project @ 1994-06-06 00:05:20 by jwe] jwe parents: 434 diff changeset	52 class
6108 143b556ce725 [project @ 2006-10-27 01:45:54 by jwe] jwe parents: 5781 diff changeset	53 OCTAVE_API
453 393e95f46b51 [project @ 1994-06-06 00:05:20 by jwe] jwe parents: 434 diff changeset	54 idx_vector
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	55 {
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	56 public:
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	57
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	58 enum idx_class_type
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	59 {
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	60 class_invalid = -1,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	61 class_colon = 0,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	62 class_range,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	63 class_scalar,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	64 class_vector,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	65 class_mask
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	66 };
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	67
21326 9a49c83cb360 Fix declaration of template friend class std::unique_ptr Mike Miller <mtmiller@octave.org> parents: 21307 diff changeset	68 template <typename T, typename D> friend class std::unique_ptr;
13729 d13b6086aea9 Make std::auto_ptr friend of idx_vector to allow access to private class idx_vector_rep. Michael Goffioul <michael.goffioul@gmail.com> parents: 12125 diff changeset	69
1560 27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1553 diff changeset	70 private:
27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1553 diff changeset	71
8319 c374691576f6 Fix for MSVC compilation Michael Goffioul <michael.goffioul@gmail.com> parents: 8298 diff changeset	72 class OCTAVE_API idx_base_rep
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	73 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	74 public:
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	75 idx_base_rep (void) : count (1), err (false) { }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	76
22869 f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	77 // No copying!
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	78
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	79 idx_base_rep (const idx_base_rep&) = delete;
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	80
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	81 idx_base_rep& operator = (const idx_base_rep&) = delete;
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	82
22868 87e3163f6c87 use c++11 "= default" syntax for declaration of trivial destructors John W. Eaton <jwe@octave.org> parents: 22865 diff changeset	83 virtual ~idx_base_rep (void) = default;
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	84
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	85 // Non-range-checking element query.
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	86 virtual octave_idx_type xelem (octave_idx_type i) const = 0;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	87
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	88 // Range-checking element query.
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	89 virtual octave_idx_type checkelem (octave_idx_type i) const = 0;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	90
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	91 // Length of the index vector.
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	92 virtual octave_idx_type length (octave_idx_type n) const = 0;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	93
21751 b571fc85953f maint: Use two spaces after period to indicate sentence break. Rik <rik@octave.org> parents: 21574 diff changeset	94 // The maximum index + 1. The actual dimension is passed in.
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	95 virtual octave_idx_type extent (octave_idx_type n) const = 0;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	96
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	97 // Index class.
8333 9238637cb81c style fixes John W. Eaton <jwe@octave.org> parents: 8319 diff changeset	98 virtual idx_class_type idx_class (void) const { return class_invalid; }
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	99
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	100 // Sorts, maybe uniqifies, and returns a clone object pointer.
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	101 virtual idx_base_rep *sort_uniq_clone (bool uniq = false) = 0;
10273 3a8c13b71612 implement special-case optimization for sort of index vectors Jaroslav Hajek <highegg@gmail.com> parents: 10158 diff changeset	102 // Sorts, and returns a sorting permutation (aka Array::sort).
3a8c13b71612 implement special-case optimization for sort of index vectors Jaroslav Hajek <highegg@gmail.com> parents: 10158 diff changeset	103 virtual idx_base_rep *sort_idx (Array<octave_idx_type>&) = 0;
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	104
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	105 // Checks whether the index is colon or a range equivalent to colon.
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	106 virtual bool is_colon_equiv (octave_idx_type) const { return false; }
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	107
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	108 // The original dimensions of object (used when subscribing by matrices).
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	109 virtual dim_vector orig_dimensions (void) const { return dim_vector (); }
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	110
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	111 // i/o
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	112 virtual std::ostream& print (std::ostream& os) const = 0;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	113
10339 de2d43bcb083 optimize some lazy index operations Jaroslav Hajek <highegg@gmail.com> parents: 10312 diff changeset	114 virtual Array<octave_idx_type> as_array (void);
de2d43bcb083 optimize some lazy index operations Jaroslav Hajek <highegg@gmail.com> parents: 10312 diff changeset	115
23012 27e4ec3b0b49 move octave_refcount inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	116 octave::refcount<int> count;
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	117
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	118 bool err;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	119 };
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	120
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	121 // The magic colon index.
8319 c374691576f6 Fix for MSVC compilation Michael Goffioul <michael.goffioul@gmail.com> parents: 8298 diff changeset	122 class OCTAVE_API idx_colon_rep : public idx_base_rep
1879 1b43d3c06c04 [project @ 1996-02-05 16:24:56 by jwe] jwe parents: 1560 diff changeset	123 {
1b43d3c06c04 [project @ 1996-02-05 16:24:56 by jwe] jwe parents: 1560 diff changeset	124 public:
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	125 idx_colon_rep (void) { }
1879 1b43d3c06c04 [project @ 1996-02-05 16:24:56 by jwe] jwe parents: 1560 diff changeset	126
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	127 idx_colon_rep (char c);
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	128
22869 f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	129 // No copying!
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	130
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	131 idx_colon_rep (const idx_colon_rep& idx) = delete;
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	132
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	133 idx_colon_rep& operator = (const idx_colon_rep& idx) = delete;
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	134
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	135 octave_idx_type xelem (octave_idx_type i) const { return i; }
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	136
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	137 octave_idx_type checkelem (octave_idx_type i) const;
1560 27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1553 diff changeset	138
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	139 octave_idx_type length (octave_idx_type n) const { return n; }
1560 27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1553 diff changeset	140
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	141 octave_idx_type extent (octave_idx_type n) const { return n; }
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	142
8333 9238637cb81c style fixes John W. Eaton <jwe@octave.org> parents: 8319 diff changeset	143 idx_class_type idx_class (void) const { return class_colon; }
1879 1b43d3c06c04 [project @ 1996-02-05 16:24:56 by jwe] jwe parents: 1560 diff changeset	144
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	145 idx_base_rep *sort_uniq_clone (bool = false)
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	146 { count++; return this; }
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	147
21137 623fc7d08cc6 maint: Clean up compile warnings in liboctave from cset 7cac4e7458f2. Rik <rik@octave.org> parents: 21131 diff changeset	148 OCTAVE_NORETURN idx_base_rep *sort_idx (Array<octave_idx_type>&);
10273 3a8c13b71612 implement special-case optimization for sort of index vectors Jaroslav Hajek <highegg@gmail.com> parents: 10158 diff changeset	149
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	150 bool is_colon_equiv (octave_idx_type) const { return true; }
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	151
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	152 std::ostream& print (std::ostream& os) const;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	153 };
2386 4fc9fd1424a9 [project @ 1996-10-12 18:31:34 by jwe] jwe parents: 2356 diff changeset	154
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	155 // To distinguish the "direct" constructors that blindly trust the data.
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	156 enum direct { DIRECT };
2828 92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2802 diff changeset	157
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	158 // The integer range index.
8319 c374691576f6 Fix for MSVC compilation Michael Goffioul <michael.goffioul@gmail.com> parents: 8298 diff changeset	159 class OCTAVE_API idx_range_rep : public idx_base_rep
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	160 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	161 public:
22869 f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	162 idx_range_rep (void)
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	163 : start(0), len(0), step(1) { }
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	164
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	165 idx_range_rep (octave_idx_type _start, octave_idx_type _len,
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	166 octave_idx_type _step, direct)
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	167 : idx_base_rep (), start(_start), len(_len), step(_step) { }
4938 703d97b89507 [project @ 2004-08-09 20:21:59 by jwe] jwe parents: 4653 diff changeset	168
22869 f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	169 // No copying!
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	170
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	171 idx_range_rep (const idx_range_rep& idx) = delete;
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	172
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	173 idx_range_rep& operator = (const idx_range_rep& idx) = delete;
1560 27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1553 diff changeset	174
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	175 // Zero-based constructor.
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	176 idx_range_rep (octave_idx_type _start, octave_idx_type _limit,
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	177 octave_idx_type _step);
1560 27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1553 diff changeset	178
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	179 idx_range_rep (const Range&);
1560 27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1553 diff changeset	180
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	181 octave_idx_type xelem (octave_idx_type i) const
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	182 { return start + i * step; }
1560 27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1553 diff changeset	183
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	184 octave_idx_type checkelem (octave_idx_type i) const;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	185
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	186 octave_idx_type length (octave_idx_type) const { return len; }
1560 27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1553 diff changeset	187
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	188 octave_idx_type extent (octave_idx_type n) const
22402 4caa7b28d183 maint: Style check C++ code in liboctave/ Rik <rik@octave.org> parents: 22323 diff changeset	189 {
4caa7b28d183 maint: Style check C++ code in liboctave/ Rik <rik@octave.org> parents: 22323 diff changeset	190 return len ? std::max (n, start + 1 + (step < 0 ? 0 : step * (len - 1)))
4caa7b28d183 maint: Style check C++ code in liboctave/ Rik <rik@octave.org> parents: 22323 diff changeset	191 : n;
4caa7b28d183 maint: Style check C++ code in liboctave/ Rik <rik@octave.org> parents: 22323 diff changeset	192 }
1560 27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1553 diff changeset	193
8333 9238637cb81c style fixes John W. Eaton <jwe@octave.org> parents: 8319 diff changeset	194 idx_class_type idx_class (void) const { return class_range; }
1879 1b43d3c06c04 [project @ 1996-02-05 16:24:56 by jwe] jwe parents: 1560 diff changeset	195
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	196 idx_base_rep *sort_uniq_clone (bool uniq = false);
1560 27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1553 diff changeset	197
10273 3a8c13b71612 implement special-case optimization for sort of index vectors Jaroslav Hajek <highegg@gmail.com> parents: 10158 diff changeset	198 idx_base_rep *sort_idx (Array<octave_idx_type>&);
3a8c13b71612 implement special-case optimization for sort of index vectors Jaroslav Hajek <highegg@gmail.com> parents: 10158 diff changeset	199
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	200 bool is_colon_equiv (octave_idx_type n) const
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	201 { return start == 0 && step == 1 && len == n; }
1560 27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1553 diff changeset	202
8333 9238637cb81c style fixes John W. Eaton <jwe@octave.org> parents: 8319 diff changeset	203 dim_vector orig_dimensions (void) const
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	204 { return dim_vector (1, len); }
1560 27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1553 diff changeset	205
8333 9238637cb81c style fixes John W. Eaton <jwe@octave.org> parents: 8319 diff changeset	206 octave_idx_type get_start (void) const { return start; }
1560 27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1553 diff changeset	207
8333 9238637cb81c style fixes John W. Eaton <jwe@octave.org> parents: 8319 diff changeset	208 octave_idx_type get_step (void) const { return step; }
1560 27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1553 diff changeset	209
3504 5eef8a2294bd [project @ 2000-02-01 10:06:51 by jwe] jwe parents: 3503 diff changeset	210 std::ostream& print (std::ostream& os) const;
1560 27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1553 diff changeset	211
9894 83bd7f34f9da improve idx_vector->octave_value conversion Jaroslav Hajek <highegg@gmail.com> parents: 9886 diff changeset	212 Range unconvert (void) const;
83bd7f34f9da improve idx_vector->octave_value conversion Jaroslav Hajek <highegg@gmail.com> parents: 9886 diff changeset	213
10339 de2d43bcb083 optimize some lazy index operations Jaroslav Hajek <highegg@gmail.com> parents: 10312 diff changeset	214 Array<octave_idx_type> as_array (void);
de2d43bcb083 optimize some lazy index operations Jaroslav Hajek <highegg@gmail.com> parents: 10312 diff changeset	215
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	216 private:
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	217
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	218 octave_idx_type start, len, step;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	219 };
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	220
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	221 // The integer scalar index.
8319 c374691576f6 Fix for MSVC compilation Michael Goffioul <michael.goffioul@gmail.com> parents: 8298 diff changeset	222 class OCTAVE_API idx_scalar_rep : public idx_base_rep
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	223 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	224 public:
22869 f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	225 idx_scalar_rep (void)
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	226 : data (0) { }
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	227
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	228 idx_scalar_rep (octave_idx_type i, direct)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	229 : data (i) { }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	230
22869 f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	231 // No copying!
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	232
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	233 idx_scalar_rep (const idx_scalar_rep& idx) = delete;
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	234
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	235 idx_scalar_rep& operator = (const idx_scalar_rep& idx) = delete;
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	236
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	237 // Zero-based constructor.
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	238 idx_scalar_rep (octave_idx_type i);
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	239
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21137 diff changeset	240 template <typename T>
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	241 idx_scalar_rep (T x);
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	242
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	243 octave_idx_type xelem (octave_idx_type) const { return data; }
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	244
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	245 octave_idx_type checkelem (octave_idx_type i) const;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	246
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	247 octave_idx_type length (octave_idx_type) const { return 1; }
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	248
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	249 octave_idx_type extent (octave_idx_type n) const
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	250 { return std::max (n, data + 1); }
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	251
8333 9238637cb81c style fixes John W. Eaton <jwe@octave.org> parents: 8319 diff changeset	252 idx_class_type idx_class (void) const { return class_scalar; }
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	253
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	254 idx_base_rep *sort_uniq_clone (bool = false)
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	255 { count++; return this; }
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	256
10273 3a8c13b71612 implement special-case optimization for sort of index vectors Jaroslav Hajek <highegg@gmail.com> parents: 10158 diff changeset	257 idx_base_rep *sort_idx (Array<octave_idx_type>&);
3a8c13b71612 implement special-case optimization for sort of index vectors Jaroslav Hajek <highegg@gmail.com> parents: 10158 diff changeset	258
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	259 bool is_colon_equiv (octave_idx_type n) const
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	260 { return n == 1 && data == 0; }
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	261
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	262 dim_vector orig_dimensions (void) const { return dim_vector (1, 1); }
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	263
8333 9238637cb81c style fixes John W. Eaton <jwe@octave.org> parents: 8319 diff changeset	264 octave_idx_type get_data (void) const { return data; }
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	265
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	266 std::ostream& print (std::ostream& os) const;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	267
9894 83bd7f34f9da improve idx_vector->octave_value conversion Jaroslav Hajek <highegg@gmail.com> parents: 9886 diff changeset	268 double unconvert (void) const;
83bd7f34f9da improve idx_vector->octave_value conversion Jaroslav Hajek <highegg@gmail.com> parents: 9886 diff changeset	269
10339 de2d43bcb083 optimize some lazy index operations Jaroslav Hajek <highegg@gmail.com> parents: 10312 diff changeset	270 Array<octave_idx_type> as_array (void);
de2d43bcb083 optimize some lazy index operations Jaroslav Hajek <highegg@gmail.com> parents: 10312 diff changeset	271
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	272 private:
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	273
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	274 octave_idx_type data;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	275 };
4504 f6a61399bc5c [project @ 2003-09-09 17:48:00 by jwe] jwe parents: 4461 diff changeset	276
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	277 // The integer vector index.
8319 c374691576f6 Fix for MSVC compilation Michael Goffioul <michael.goffioul@gmail.com> parents: 8298 diff changeset	278 class OCTAVE_API idx_vector_rep : public idx_base_rep
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	279 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	280 public:
22869 f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	281 idx_vector_rep (void)
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	282 : data (0), len (0), ext (0), aowner (0), orig_dims ()
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	283 { }
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	284
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	285 // Direct constructor.
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	286 idx_vector_rep (octave_idx_type *_data, octave_idx_type _len,
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	287 octave_idx_type _ext, const dim_vector& od, direct)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	288 : data (_data), len (_len), ext (_ext), aowner (0), orig_dims (od) { }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	289
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	290 // Zero-based constructor.
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	291 idx_vector_rep (const Array<octave_idx_type>& inda);
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	292
10285 22a7913bbeb5 optimize return values of find and sort Jaroslav Hajek <highegg@gmail.com> parents: 10273 diff changeset	293 idx_vector_rep (const Array<octave_idx_type>& inda,
22a7913bbeb5 optimize return values of find and sort Jaroslav Hajek <highegg@gmail.com> parents: 10273 diff changeset	294 octave_idx_type _ext, direct);
22a7913bbeb5 optimize return values of find and sort Jaroslav Hajek <highegg@gmail.com> parents: 10273 diff changeset	295
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21137 diff changeset	296 template <typename T>
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	297 idx_vector_rep (const Array<T>&);
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	298
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	299 idx_vector_rep (bool);
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	300
9879 034677ab6865 smarter treatment of mask indexing Jaroslav Hajek <highegg@gmail.com> parents: 9780 diff changeset	301 idx_vector_rep (const Array<bool>&, octave_idx_type = -1);
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	302
8384 a99b9113c58c optimize sparse bool indexing Jaroslav Hajek <highegg@gmail.com> parents: 8367 diff changeset	303 idx_vector_rep (const Sparse<bool>&);
a99b9113c58c optimize sparse bool indexing Jaroslav Hajek <highegg@gmail.com> parents: 8367 diff changeset	304
22869 f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	305 // No copying!
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	306
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	307 idx_vector_rep (const idx_vector_rep& idx) = delete;
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	308
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	309 idx_vector_rep& operator = (const idx_vector_rep& idx) = delete;
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	310
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	311 ~idx_vector_rep (void);
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	312
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	313 octave_idx_type xelem (octave_idx_type i) const { return data[i]; }
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	314
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	315 octave_idx_type checkelem (octave_idx_type i) const;
4653 14ab7b05a572 [project @ 2003-11-24 05:02:46 by jwe] jwe parents: 4650 diff changeset	316
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	317 octave_idx_type length (octave_idx_type) const { return len; }
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	318
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	319 octave_idx_type extent (octave_idx_type n) const
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	320 { return std::max (n, ext); }
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	321
8333 9238637cb81c style fixes John W. Eaton <jwe@octave.org> parents: 8319 diff changeset	322 idx_class_type idx_class (void) const { return class_vector; }
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	323
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	324 idx_base_rep *sort_uniq_clone (bool uniq = false);
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	325
10273 3a8c13b71612 implement special-case optimization for sort of index vectors Jaroslav Hajek <highegg@gmail.com> parents: 10158 diff changeset	326 idx_base_rep *sort_idx (Array<octave_idx_type>&);
3a8c13b71612 implement special-case optimization for sort of index vectors Jaroslav Hajek <highegg@gmail.com> parents: 10158 diff changeset	327
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	328 dim_vector orig_dimensions (void) const { return orig_dims; }
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	329
8333 9238637cb81c style fixes John W. Eaton <jwe@octave.org> parents: 8319 diff changeset	330 const octave_idx_type *get_data (void) const { return data; }
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	331
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	332 std::ostream& print (std::ostream& os) const;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	333
9894 83bd7f34f9da improve idx_vector->octave_value conversion Jaroslav Hajek <highegg@gmail.com> parents: 9886 diff changeset	334 Array<double> unconvert (void) const;
83bd7f34f9da improve idx_vector->octave_value conversion Jaroslav Hajek <highegg@gmail.com> parents: 9886 diff changeset	335
10339 de2d43bcb083 optimize some lazy index operations Jaroslav Hajek <highegg@gmail.com> parents: 10312 diff changeset	336 Array<octave_idx_type> as_array (void);
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	337
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	338 private:
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	339
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	340 const octave_idx_type *data;
11503 b3f511c48b14 idx-vector.h, idx-vector.cc: data member initialization and constructor fixes John W. Eaton <jwe@octave.org> parents: 10516 diff changeset	341 octave_idx_type len;
b3f511c48b14 idx-vector.h, idx-vector.cc: data member initialization and constructor fixes John W. Eaton <jwe@octave.org> parents: 10516 diff changeset	342 octave_idx_type ext;
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	343
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	344 // This is a trick to allow user-given zero-based arrays to be used
942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	345 // as indices without copying. If the following pointer is nonzero,
942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	346 // we do not own the data, but rather have an Array<octave_idx_type>
942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	347 // object that provides us the data. Note that we need a pointer
942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	348 // because we deferred the Array<T> declaration and we do not want
942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	349 // it yet to be defined.
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	350
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	351 Array<octave_idx_type> *aowner;
1560 27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1553 diff changeset	352
4653 14ab7b05a572 [project @ 2003-11-24 05:02:46 by jwe] jwe parents: 4650 diff changeset	353 dim_vector orig_dims;
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	354 };
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	355
9879 034677ab6865 smarter treatment of mask indexing Jaroslav Hajek <highegg@gmail.com> parents: 9780 diff changeset	356 // The logical mask index.
034677ab6865 smarter treatment of mask indexing Jaroslav Hajek <highegg@gmail.com> parents: 9780 diff changeset	357 class OCTAVE_API idx_mask_rep : public idx_base_rep
034677ab6865 smarter treatment of mask indexing Jaroslav Hajek <highegg@gmail.com> parents: 9780 diff changeset	358 {
034677ab6865 smarter treatment of mask indexing Jaroslav Hajek <highegg@gmail.com> parents: 9780 diff changeset	359 public:
22869 f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	360 idx_mask_rep (void)
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	361 : data (0), len (0), ext (0), lsti (-1), lste (-1), aowner (0),
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	362 orig_dims ()
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	363 { }
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	364
9879 034677ab6865 smarter treatment of mask indexing Jaroslav Hajek <highegg@gmail.com> parents: 9780 diff changeset	365 // Direct constructor.
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	366 idx_mask_rep (bool *_data, octave_idx_type _len,
9879 034677ab6865 smarter treatment of mask indexing Jaroslav Hajek <highegg@gmail.com> parents: 9780 diff changeset	367 octave_idx_type _ext, const dim_vector& od, direct)
11503 b3f511c48b14 idx-vector.h, idx-vector.cc: data member initialization and constructor fixes John W. Eaton <jwe@octave.org> parents: 10516 diff changeset	368 : data (_data), len (_len), ext (_ext), lsti (-1), lste (-1),
b3f511c48b14 idx-vector.h, idx-vector.cc: data member initialization and constructor fixes John W. Eaton <jwe@octave.org> parents: 10516 diff changeset	369 aowner (0), orig_dims (od) { }
9879 034677ab6865 smarter treatment of mask indexing Jaroslav Hajek <highegg@gmail.com> parents: 9780 diff changeset	370
034677ab6865 smarter treatment of mask indexing Jaroslav Hajek <highegg@gmail.com> parents: 9780 diff changeset	371 idx_mask_rep (bool);
034677ab6865 smarter treatment of mask indexing Jaroslav Hajek <highegg@gmail.com> parents: 9780 diff changeset	372
034677ab6865 smarter treatment of mask indexing Jaroslav Hajek <highegg@gmail.com> parents: 9780 diff changeset	373 idx_mask_rep (const Array<bool>&, octave_idx_type = -1);
034677ab6865 smarter treatment of mask indexing Jaroslav Hajek <highegg@gmail.com> parents: 9780 diff changeset	374
22869 f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	375 // No copying!
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	376
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	377 idx_mask_rep (const idx_mask_rep& idx) = delete;
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	378
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	379 idx_mask_rep& operator = (const idx_mask_rep& idx) = delete;
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22868 diff changeset	380
9879 034677ab6865 smarter treatment of mask indexing Jaroslav Hajek <highegg@gmail.com> parents: 9780 diff changeset	381 ~idx_mask_rep (void);
034677ab6865 smarter treatment of mask indexing Jaroslav Hajek <highegg@gmail.com> parents: 9780 diff changeset	382
034677ab6865 smarter treatment of mask indexing Jaroslav Hajek <highegg@gmail.com> parents: 9780 diff changeset	383 octave_idx_type xelem (octave_idx_type i) const;
034677ab6865 smarter treatment of mask indexing Jaroslav Hajek <highegg@gmail.com> parents: 9780 diff changeset	384
034677ab6865 smarter treatment of mask indexing Jaroslav Hajek <highegg@gmail.com> parents: 9780 diff changeset	385 octave_idx_type checkelem (octave_idx_type i) const;
034677ab6865 smarter treatment of mask indexing Jaroslav Hajek <highegg@gmail.com> parents: 9780 diff changeset	386
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	387 octave_idx_type length (octave_idx_type) const { return len; }
9879 034677ab6865 smarter treatment of mask indexing Jaroslav Hajek <highegg@gmail.com> parents: 9780 diff changeset	388
034677ab6865 smarter treatment of mask indexing Jaroslav Hajek <highegg@gmail.com> parents: 9780 diff changeset	389 octave_idx_type extent (octave_idx_type n) const
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	390 { return std::max (n, ext); }
9879 034677ab6865 smarter treatment of mask indexing Jaroslav Hajek <highegg@gmail.com> parents: 9780 diff changeset	391
034677ab6865 smarter treatment of mask indexing Jaroslav Hajek <highegg@gmail.com> parents: 9780 diff changeset	392 idx_class_type idx_class (void) const { return class_mask; }
034677ab6865 smarter treatment of mask indexing Jaroslav Hajek <highegg@gmail.com> parents: 9780 diff changeset	393
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	394 idx_base_rep *sort_uniq_clone (bool = false)
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	395 { count++; return this; }
9879 034677ab6865 smarter treatment of mask indexing Jaroslav Hajek <highegg@gmail.com> parents: 9780 diff changeset	396
10273 3a8c13b71612 implement special-case optimization for sort of index vectors Jaroslav Hajek <highegg@gmail.com> parents: 10158 diff changeset	397 idx_base_rep *sort_idx (Array<octave_idx_type>&);
3a8c13b71612 implement special-case optimization for sort of index vectors Jaroslav Hajek <highegg@gmail.com> parents: 10158 diff changeset	398
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	399 dim_vector orig_dimensions (void) const { return orig_dims; }
9879 034677ab6865 smarter treatment of mask indexing Jaroslav Hajek <highegg@gmail.com> parents: 9780 diff changeset	400
034677ab6865 smarter treatment of mask indexing Jaroslav Hajek <highegg@gmail.com> parents: 9780 diff changeset	401 bool is_colon_equiv (octave_idx_type n) const
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	402 { return len == n && ext == n; }
9879 034677ab6865 smarter treatment of mask indexing Jaroslav Hajek <highegg@gmail.com> parents: 9780 diff changeset	403
034677ab6865 smarter treatment of mask indexing Jaroslav Hajek <highegg@gmail.com> parents: 9780 diff changeset	404 const bool *get_data (void) const { return data; }
034677ab6865 smarter treatment of mask indexing Jaroslav Hajek <highegg@gmail.com> parents: 9780 diff changeset	405
034677ab6865 smarter treatment of mask indexing Jaroslav Hajek <highegg@gmail.com> parents: 9780 diff changeset	406 std::ostream& print (std::ostream& os) const;
034677ab6865 smarter treatment of mask indexing Jaroslav Hajek <highegg@gmail.com> parents: 9780 diff changeset	407
9894 83bd7f34f9da improve idx_vector->octave_value conversion Jaroslav Hajek <highegg@gmail.com> parents: 9886 diff changeset	408 Array<bool> unconvert (void) const;
83bd7f34f9da improve idx_vector->octave_value conversion Jaroslav Hajek <highegg@gmail.com> parents: 9886 diff changeset	409
10425 0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10339 diff changeset	410 Array<octave_idx_type> as_array (void);
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	411
9879 034677ab6865 smarter treatment of mask indexing Jaroslav Hajek <highegg@gmail.com> parents: 9780 diff changeset	412 private:
034677ab6865 smarter treatment of mask indexing Jaroslav Hajek <highegg@gmail.com> parents: 9780 diff changeset	413
034677ab6865 smarter treatment of mask indexing Jaroslav Hajek <highegg@gmail.com> parents: 9780 diff changeset	414 const bool *data;
11503 b3f511c48b14 idx-vector.h, idx-vector.cc: data member initialization and constructor fixes John W. Eaton <jwe@octave.org> parents: 10516 diff changeset	415 octave_idx_type len;
b3f511c48b14 idx-vector.h, idx-vector.cc: data member initialization and constructor fixes John W. Eaton <jwe@octave.org> parents: 10516 diff changeset	416 octave_idx_type ext;
9879 034677ab6865 smarter treatment of mask indexing Jaroslav Hajek <highegg@gmail.com> parents: 9780 diff changeset	417
21751 b571fc85953f maint: Use two spaces after period to indicate sentence break. Rik <rik@octave.org> parents: 21574 diff changeset	418 // FIXME: I'm not sure if this is a good design. Maybe it would be
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	419 // better to employ some sort of generalized iteration scheme.
11503 b3f511c48b14 idx-vector.h, idx-vector.cc: data member initialization and constructor fixes John W. Eaton <jwe@octave.org> parents: 10516 diff changeset	420 mutable octave_idx_type lsti;
b3f511c48b14 idx-vector.h, idx-vector.cc: data member initialization and constructor fixes John W. Eaton <jwe@octave.org> parents: 10516 diff changeset	421 mutable octave_idx_type lste;
9879 034677ab6865 smarter treatment of mask indexing Jaroslav Hajek <highegg@gmail.com> parents: 9780 diff changeset	422
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	423 // This is a trick to allow user-given mask arrays to be used as
942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	424 // indices without copying. If the following pointer is nonzero, we
942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	425 // do not own the data, but rather have an Array<bool> object that
942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	426 // provides us the data. Note that we need a pointer because we
942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	427 // deferred the Array<T> declaration and we do not want it yet to be
942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	428 // defined.
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	429
9879 034677ab6865 smarter treatment of mask indexing Jaroslav Hajek <highegg@gmail.com> parents: 9780 diff changeset	430 Array<bool> *aowner;
034677ab6865 smarter treatment of mask indexing Jaroslav Hajek <highegg@gmail.com> parents: 9780 diff changeset	431
034677ab6865 smarter treatment of mask indexing Jaroslav Hajek <highegg@gmail.com> parents: 9780 diff changeset	432 dim_vector orig_dims;
034677ab6865 smarter treatment of mask indexing Jaroslav Hajek <highegg@gmail.com> parents: 9780 diff changeset	433 };
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	434
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	435 idx_vector (idx_base_rep *r) : rep (r) { }
1560 27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1553 diff changeset	436
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	437 // The shared empty vector representation (for fast default
942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	438 // constructor).
21573 f3f8e1d3e399 avoid mulitple definitions of static function-scope vars (bug #47372) John W. Eaton <jwe@octave.org> parents: 19697 diff changeset	439 static idx_vector_rep *nil_rep (void);
4938 703d97b89507 [project @ 2004-08-09 20:21:59 by jwe] jwe parents: 4653 diff changeset	440
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	441 // The shared empty vector representation with the error flag set.
21573 f3f8e1d3e399 avoid mulitple definitions of static function-scope vars (bug #47372) John W. Eaton <jwe@octave.org> parents: 19697 diff changeset	442 static idx_vector_rep *err_rep (void);
4938 703d97b89507 [project @ 2004-08-09 20:21:59 by jwe] jwe parents: 4653 diff changeset	443
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	444 // If there was an error in constructing the rep, replace it with
942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	445 // empty vector for safety.
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	446 void chkerr (void)
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	447 {
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	448 if (rep->err)
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	449 {
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	450 if (--rep->count == 0)
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	451 delete rep;
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	452 rep = err_rep ();
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	453 rep->count++;
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	454 }
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	455 }
1560 27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1553 diff changeset	456
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	457 public:
1551 8f63ee44726c [project @ 1995-10-08 23:19:55 by jwe] jwe parents: 1315 diff changeset	458
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	459 // Fast empty constructor.
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	460 idx_vector (void) : rep (nil_rep ()) { rep->count++; }
1560 27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1553 diff changeset	461
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	462 // Zero-based constructors (for use from C++).
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	463 idx_vector (octave_idx_type i) : rep (new idx_scalar_rep (i))
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	464 { chkerr (); }
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	465
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	466 idx_vector (octave_idx_type start, octave_idx_type limit,
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	467 octave_idx_type step = 1)
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	468 : rep (new idx_range_rep (start, limit, step))
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	469 { chkerr (); }
1560 27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1553 diff changeset	470
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	471 static idx_vector
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	472 make_range (octave_idx_type start, octave_idx_type step,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	473 octave_idx_type len)
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	474 {
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	475 return idx_vector (new idx_range_rep (start, len, step, DIRECT));
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	476 }
9479 d9716e3ee0dd supply optimized compiled sub2ind & ind2sub Jaroslav Hajek <highegg@gmail.com> parents: 8972 diff changeset	477
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	478 idx_vector (const Array<octave_idx_type>& inda)
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	479 : rep (new idx_vector_rep (inda))
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	480 { chkerr (); }
1560 27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1553 diff changeset	481
10285 22a7913bbeb5 optimize return values of find and sort Jaroslav Hajek <highegg@gmail.com> parents: 10273 diff changeset	482 // Directly pass extent, no checking.
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	483 idx_vector (const Array<octave_idx_type>& inda, octave_idx_type ext)
10285 22a7913bbeb5 optimize return values of find and sort Jaroslav Hajek <highegg@gmail.com> parents: 10273 diff changeset	484 : rep (new idx_vector_rep (inda, ext, DIRECT))
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	485 { }
10285 22a7913bbeb5 optimize return values of find and sort Jaroslav Hajek <highegg@gmail.com> parents: 10273 diff changeset	486
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	487 // Colon is best constructed by simply copying (or referencing) this member.
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	488 static const idx_vector colon;
4938 703d97b89507 [project @ 2004-08-09 20:21:59 by jwe] jwe parents: 4653 diff changeset	489
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	490 // or passing ':' here
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	491 idx_vector (char c) : rep (new idx_colon_rep (c)) { chkerr (); }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	492
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	493 // Conversion constructors (used by interpreter).
1560 27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1553 diff changeset	494
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21137 diff changeset	495 template <typename T>
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	496 idx_vector (octave_int<T> x) : rep (new idx_scalar_rep (x)) { chkerr (); }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	497
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	498 idx_vector (double x) : rep (new idx_scalar_rep (x)) { chkerr (); }
2386 4fc9fd1424a9 [project @ 1996-10-12 18:31:34 by jwe] jwe parents: 2356 diff changeset	499
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	500 idx_vector (float x) : rep (new idx_scalar_rep (x)) { chkerr (); }
3928 e8627dc4bdf2 [project @ 2002-05-03 19:56:01 by jwe] jwe parents: 3504 diff changeset	501
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	502 // A scalar bool does not necessarily map to scalar index.
9879 034677ab6865 smarter treatment of mask indexing Jaroslav Hajek <highegg@gmail.com> parents: 9780 diff changeset	503 idx_vector (bool x) : rep (new idx_mask_rep (x)) { chkerr (); }
1560 27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1553 diff changeset	504
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21137 diff changeset	505 template <typename T>
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	506 idx_vector (const Array<octave_int<T> >& nda) : rep (new idx_vector_rep (nda))
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	507 { chkerr (); }
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	508
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	509 idx_vector (const Array<double>& nda) : rep (new idx_vector_rep (nda))
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	510 { chkerr (); }
2828 92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2802 diff changeset	511
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	512 idx_vector (const Array<float>& nda) : rep (new idx_vector_rep (nda))
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	513 { chkerr (); }
4938 703d97b89507 [project @ 2004-08-09 20:21:59 by jwe] jwe parents: 4653 diff changeset	514
9879 034677ab6865 smarter treatment of mask indexing Jaroslav Hajek <highegg@gmail.com> parents: 9780 diff changeset	515 idx_vector (const Array<bool>& nda);
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	516
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	517 idx_vector (const Range& r)
10489 d47802f0e557 Back out changeset 4e64fbbd5c58 Jaroslav Hajek <highegg@gmail.com> parents: 10487 diff changeset	518 : rep (new idx_range_rep (r))
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	519 { chkerr (); }
2828 92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2802 diff changeset	520
8384 a99b9113c58c optimize sparse bool indexing Jaroslav Hajek <highegg@gmail.com> parents: 8367 diff changeset	521 idx_vector (const Sparse<bool>& nda) : rep (new idx_vector_rep (nda))
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	522 { chkerr (); }
8384 a99b9113c58c optimize sparse bool indexing Jaroslav Hajek <highegg@gmail.com> parents: 8367 diff changeset	523
4979 ce4e3d39d05b [project @ 2004-09-08 23:25:05 by jwe] jwe parents: 4938 diff changeset	524 idx_vector (const idx_vector& a) : rep (a.rep) { rep->count++; }
1551 8f63ee44726c [project @ 1995-10-08 23:19:55 by jwe] jwe parents: 1315 diff changeset	525
2802 bca5fbab2e52 [project @ 1997-03-09 11:02:27 by jwe] jwe parents: 2800 diff changeset	526 ~idx_vector (void)
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	527 {
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	528 if (--rep->count == 0)
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	529 delete rep;
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	530 }
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	531
1560 27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1553 diff changeset	532 idx_vector& operator = (const idx_vector& a)
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	533 {
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	534 if (this != &a)
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	535 {
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	536 if (--rep->count == 0)
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	537 delete rep;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	538
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	539 rep = a.rep;
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	540 rep->count++;
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	541 }
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	542 return *this;
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	543 }
1551 8f63ee44726c [project @ 1995-10-08 23:19:55 by jwe] jwe parents: 1315 diff changeset	544
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	545 idx_class_type idx_class (void) const { return rep->idx_class (); }
1560 27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1553 diff changeset	546
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	547 octave_idx_type length (octave_idx_type n = 0) const
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	548 { return rep->length (n); }
191 b6b4d8c513fe [project @ 1993-10-29 23:41:39 by jwe] jwe parents: 164 diff changeset	549
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	550 octave_idx_type extent (octave_idx_type n) const
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	551 { return rep->extent (n); }
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	552
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	553 octave_idx_type xelem (octave_idx_type n) const
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	554 { return rep->xelem (n); }
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	555
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	556 octave_idx_type checkelem (octave_idx_type n) const
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	557 { return rep->checkelem (n); }
1551 8f63ee44726c [project @ 1995-10-08 23:19:55 by jwe] jwe parents: 1315 diff changeset	558
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	559 octave_idx_type operator () (octave_idx_type n) const
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	560 {
21229 a83e7a384ee0 create and install a subset of config.h in octave-config.h John W. Eaton <jwe@octave.org> parents: 21139 diff changeset	561 #if defined (OCTAVE_ENABLE_BOUNDS_CHECK)
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	562 return rep->checkelem (n);
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	563 #else
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	564 return rep->xelem (n);
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	565 #endif
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	566 }
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	567
8333 9238637cb81c style fixes John W. Eaton <jwe@octave.org> parents: 8319 diff changeset	568 operator bool (void) const
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	569 { return ! rep->err; }
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	570
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	571 bool is_colon (void) const
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	572 { return rep->idx_class () == class_colon; }
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	573
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	574 bool is_scalar (void) const
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	575 { return rep->idx_class () == class_scalar; }
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	576
9479 d9716e3ee0dd supply optimized compiled sub2ind & ind2sub Jaroslav Hajek <highegg@gmail.com> parents: 8972 diff changeset	577 bool is_range (void) const
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	578 { return rep->idx_class () == class_range; }
9479 d9716e3ee0dd supply optimized compiled sub2ind & ind2sub Jaroslav Hajek <highegg@gmail.com> parents: 8972 diff changeset	579
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	580 bool is_colon_equiv (octave_idx_type n) const
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	581 { return rep->is_colon_equiv (n); }
3079 eb827eb9b8ff [project @ 1997-08-03 20:44:07 by jwe] jwe parents: 2847 diff changeset	582
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	583 idx_vector sorted (bool uniq = false) const
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	584 { return idx_vector (rep->sort_uniq_clone (uniq)); }
208 380cb9ccc889 [project @ 1993-11-12 10:35:05 by jwe] jwe parents: 191 diff changeset	585
10273 3a8c13b71612 implement special-case optimization for sort of index vectors Jaroslav Hajek <highegg@gmail.com> parents: 10158 diff changeset	586 idx_vector sorted (Array<octave_idx_type>& sidx) const
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	587 { return idx_vector (rep->sort_idx (sidx)); }
10273 3a8c13b71612 implement special-case optimization for sort of index vectors Jaroslav Hajek <highegg@gmail.com> parents: 10158 diff changeset	588
4653 14ab7b05a572 [project @ 2003-11-24 05:02:46 by jwe] jwe parents: 4650 diff changeset	589 dim_vector orig_dimensions (void) const { return rep->orig_dimensions (); }
4504 f6a61399bc5c [project @ 2003-09-09 17:48:00 by jwe] jwe parents: 4461 diff changeset	590
8333 9238637cb81c style fixes John W. Eaton <jwe@octave.org> parents: 8319 diff changeset	591 octave_idx_type orig_rows (void) const
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	592 { return orig_dimensions () (0); }
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	593
8333 9238637cb81c style fixes John W. Eaton <jwe@octave.org> parents: 8319 diff changeset	594 octave_idx_type orig_columns (void) const
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	595 { return orig_dimensions () (1); }
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	596
2663 00b2eff19bf5 [project @ 1997-02-08 21:58:49 by jwe] jwe parents: 2386 diff changeset	597 int orig_empty (void) const
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	598 { return (! is_colon () && orig_dimensions ().any_zero ()); }
2663 00b2eff19bf5 [project @ 1997-02-08 21:58:49 by jwe] jwe parents: 2386 diff changeset	599
4653 14ab7b05a572 [project @ 2003-11-24 05:02:46 by jwe] jwe parents: 4650 diff changeset	600 // i/o
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	601
3504 5eef8a2294bd [project @ 2000-02-01 10:06:51 by jwe] jwe parents: 3503 diff changeset	602 std::ostream& print (std::ostream& os) const { return rep->print (os); }
1560 27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1553 diff changeset	603
3504 5eef8a2294bd [project @ 2000-02-01 10:06:51 by jwe] jwe parents: 3503 diff changeset	604 friend std::ostream& operator << (std::ostream& os, const idx_vector& a)
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	605 { return a.print (os); }
1560 27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1553 diff changeset	606
21751 b571fc85953f maint: Use two spaces after period to indicate sentence break. Rik <rik@octave.org> parents: 21574 diff changeset	607 // Slice with specializations. No checking of bounds!
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	608 //
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	609 // This is equivalent to the following loop (but much faster):
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	610 //
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	611 // for (octave_idx_type i = 0; i < idx->length (n); i++)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	612 // dest[i] = src[idx(i)];
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	613 // return i;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	614 //
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21137 diff changeset	615 template <typename T>
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	616 octave_idx_type
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	617 index (const T src, octave_idx_type n, T dest) const
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	618 {
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	619 octave_idx_type len = rep->length (n);
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	620
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	621 switch (rep->idx_class ())
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	622 {
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	623 case class_colon:
19381 af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 18084 diff changeset	624 std::copy (src, src + len, dest);
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	625 break;
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	626
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	627 case class_range:
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	628 {
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	629 idx_range_rep * r = dynamic_cast<idx_range_rep *> (rep);
18084 8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 17769 diff changeset	630 octave_idx_type start = r->get_start ();
8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 17769 diff changeset	631 octave_idx_type step = r->get_step ();
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	632 const T *ssrc = src + start;
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	633 if (step == 1)
19381 af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 18084 diff changeset	634 std::copy (ssrc, ssrc + len, dest);
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	635 else if (step == -1)
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	636 std::reverse_copy (ssrc - len + 1, ssrc + 1, dest);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	637 else if (step == 0)
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	638 std::fill_n (dest, len, *ssrc);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	639 else
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	640 {
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	641 for (octave_idx_type i = 0, j = 0; i < len; i++, j += step)
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	642 dest[i] = ssrc[j];
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	643 }
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	644 }
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	645 break;
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	646
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	647 case class_scalar:
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	648 {
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	649 idx_scalar_rep * r = dynamic_cast<idx_scalar_rep *> (rep);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	650 dest[0] = src[r->get_data ()];
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	651 }
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	652 break;
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	653
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	654 case class_vector:
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	655 {
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	656 idx_vector_rep * r = dynamic_cast<idx_vector_rep *> (rep);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	657 const octave_idx_type *data = r->get_data ();
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	658 for (octave_idx_type i = 0; i < len; i++)
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	659 dest[i] = src[data[i]];
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	660 }
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	661 break;
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	662
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	663 case class_mask:
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	664 {
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	665 idx_mask_rep * r = dynamic_cast<idx_mask_rep *> (rep);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	666 const bool *data = r->get_data ();
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	667 octave_idx_type ext = r->extent (0);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	668 for (octave_idx_type i = 0; i < ext; i++)
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	669 if (data[i]) *dest++ = src[i];
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	670 }
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	671 break;
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	672
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	673 default:
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	674 assert (false);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	675 break;
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	676 }
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	677
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	678 return len;
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	679 }
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	680
21751 b571fc85953f maint: Use two spaces after period to indicate sentence break. Rik <rik@octave.org> parents: 21574 diff changeset	681 // Slice assignment with specializations. No checking of bounds!
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	682 //
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	683 // This is equivalent to the following loop (but much faster):
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	684 //
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	685 // for (octave_idx_type i = 0; i < idx->length (n); i++)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	686 // dest[idx(i)] = src[i];
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	687 // return i;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	688 //
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21137 diff changeset	689 template <typename T>
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	690 octave_idx_type
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	691 assign (const T src, octave_idx_type n, T dest) const
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	692 {
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	693 octave_idx_type len = rep->length (n);
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	694
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	695 switch (rep->idx_class ())
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	696 {
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	697 case class_colon:
19381 af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 18084 diff changeset	698 std::copy (src, src + len, dest);
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	699 break;
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	700
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	701 case class_range:
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	702 {
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	703 idx_range_rep * r = dynamic_cast<idx_range_rep *> (rep);
18084 8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 17769 diff changeset	704 octave_idx_type start = r->get_start ();
8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 17769 diff changeset	705 octave_idx_type step = r->get_step ();
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	706 T *sdest = dest + start;
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	707 if (step == 1)
19381 af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 18084 diff changeset	708 std::copy (src, src + len, sdest);
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	709 else if (step == -1)
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	710 std::reverse_copy (src, src + len, sdest - len + 1);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	711 else
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	712 {
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	713 for (octave_idx_type i = 0, j = 0; i < len; i++, j += step)
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	714 sdest[j] = src[i];
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	715 }
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	716 }
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	717 break;
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	718
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	719 case class_scalar:
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	720 {
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	721 idx_scalar_rep * r = dynamic_cast<idx_scalar_rep *> (rep);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	722 dest[r->get_data ()] = src[0];
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	723 }
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	724 break;
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	725
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	726 case class_vector:
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	727 {
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	728 idx_vector_rep * r = dynamic_cast<idx_vector_rep *> (rep);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	729 const octave_idx_type *data = r->get_data ();
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	730 for (octave_idx_type i = 0; i < len; i++)
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	731 dest[data[i]] = src[i];
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	732 }
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	733 break;
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	734
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	735 case class_mask:
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	736 {
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	737 idx_mask_rep * r = dynamic_cast<idx_mask_rep *> (rep);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	738 const bool *data = r->get_data ();
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	739 octave_idx_type ext = r->extent (0);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	740 for (octave_idx_type i = 0; i < ext; i++)
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	741 if (data[i]) dest[i] = *src++;
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	742 }
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	743 break;
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	744
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	745 default:
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	746 assert (false);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	747 break;
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	748 }
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	749
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	750 return len;
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	751 }
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	752
21751 b571fc85953f maint: Use two spaces after period to indicate sentence break. Rik <rik@octave.org> parents: 21574 diff changeset	753 // Slice fill with specializations. No checking of bounds!
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	754 //
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	755 // This is equivalent to the following loop (but much faster):
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	756 //
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	757 // for (octave_idx_type i = 0; i < idx->length (n); i++)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	758 // dest[idx(i)] = val;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	759 // return i;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	760 //
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21137 diff changeset	761 template <typename T>
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	762 octave_idx_type
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	763 fill (const T& val, octave_idx_type n, T *dest) const
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	764 {
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	765 octave_idx_type len = rep->length (n);
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	766
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	767 switch (rep->idx_class ())
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	768 {
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	769 case class_colon:
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	770 std::fill (dest, dest + len, val);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	771 break;
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	772
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	773 case class_range:
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	774 {
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	775 idx_range_rep * r = dynamic_cast<idx_range_rep *> (rep);
18084 8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 17769 diff changeset	776 octave_idx_type start = r->get_start ();
8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 17769 diff changeset	777 octave_idx_type step = r->get_step ();
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	778 T *sdest = dest + start;
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	779 if (step == 1)
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	780 std::fill (sdest, sdest + len, val);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	781 else if (step == -1)
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	782 std::fill (sdest - len + 1, sdest + 1, val);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	783 else
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	784 {
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	785 for (octave_idx_type i = 0, j = 0; i < len; i++, j += step)
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	786 sdest[j] = val;
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	787 }
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	788 }
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	789 break;
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	790
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	791 case class_scalar:
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	792 {
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	793 idx_scalar_rep * r = dynamic_cast<idx_scalar_rep *> (rep);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	794 dest[r->get_data ()] = val;
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	795 }
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	796 break;
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	797
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	798 case class_vector:
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	799 {
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	800 idx_vector_rep * r = dynamic_cast<idx_vector_rep *> (rep);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	801 const octave_idx_type *data = r->get_data ();
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	802 for (octave_idx_type i = 0; i < len; i++)
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	803 dest[data[i]] = val;
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	804 }
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	805 break;
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	806
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	807 case class_mask:
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	808 {
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	809 idx_mask_rep * r = dynamic_cast<idx_mask_rep *> (rep);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	810 const bool *data = r->get_data ();
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	811 octave_idx_type ext = r->extent (0);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	812 for (octave_idx_type i = 0; i < ext; i++)
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	813 if (data[i]) dest[i] = val;
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	814 }
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	815 break;
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	816
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	817 default:
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	818 assert (false);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	819 break;
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	820 }
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	821
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	822 return len;
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	823 }
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	824
21751 b571fc85953f maint: Use two spaces after period to indicate sentence break. Rik <rik@octave.org> parents: 21574 diff changeset	825 // Generic non-breakable indexed loop. The loop body should be
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	826 // encapsulated in a single functor body. This is equivalent to the
942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	827 // following loop (but faster, at least for simple inlined bodies):
8934 c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	828 //
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	829 // for (octave_idx_type i = 0; i < idx->length (n); i++) body (idx(i));
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	830
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21137 diff changeset	831 template <typename Functor>
8934 c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	832 void
c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	833 loop (octave_idx_type n, Functor body) const
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	834 {
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	835 octave_idx_type len = rep->length (n);
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	836
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	837 switch (rep->idx_class ())
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	838 {
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	839 case class_colon:
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	840 for (octave_idx_type i = 0; i < len; i++) body (i);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	841 break;
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	842
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	843 case class_range:
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	844 {
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	845 idx_range_rep * r = dynamic_cast<idx_range_rep *> (rep);
18084 8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 17769 diff changeset	846 octave_idx_type start = r->get_start ();
8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 17769 diff changeset	847 octave_idx_type step = r->get_step ();
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	848 octave_idx_type i, j;
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	849 if (step == 1)
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	850 for (i = start, j = start + len; i < j; i++) body (i);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	851 else if (step == -1)
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	852 for (i = start, j = start - len; i > j; i--) body (i);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	853 else
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	854 for (i = 0, j = start; i < len; i++, j += step) body (j);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	855 }
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	856 break;
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	857
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	858 case class_scalar:
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	859 {
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	860 idx_scalar_rep * r = dynamic_cast<idx_scalar_rep *> (rep);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	861 body (r->get_data ());
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	862 }
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	863 break;
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	864
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	865 case class_vector:
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	866 {
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	867 idx_vector_rep * r = dynamic_cast<idx_vector_rep *> (rep);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	868 const octave_idx_type *data = r->get_data ();
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	869 for (octave_idx_type i = 0; i < len; i++) body (data[i]);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	870 }
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	871 break;
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	872
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	873 case class_mask:
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	874 {
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	875 idx_mask_rep * r = dynamic_cast<idx_mask_rep *> (rep);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	876 const bool *data = r->get_data ();
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	877 octave_idx_type ext = r->extent (0);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	878 for (octave_idx_type i = 0; i < ext; i++)
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	879 if (data[i]) body (i);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	880 }
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	881 break;
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	882
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	883 default:
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	884 assert (false);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	885 break;
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	886 }
8934 c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	887
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	888 }
8934 c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	889
21751 b571fc85953f maint: Use two spaces after period to indicate sentence break. Rik <rik@octave.org> parents: 21574 diff changeset	890 // Generic breakable indexed loop. The loop body should be
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	891 // encapsulated in a single functor body. This is equivalent to the
942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	892 // following loop (but faster, at least for simple inlined bodies):
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	893 //
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	894 // for (octave_idx_type i = 0; i < idx->length (n); i++)
8934 c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	895 // if (body (idx(i))) break;
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	896 // return i;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	897 //
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	898
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21137 diff changeset	899 template <typename Functor>
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	900 octave_idx_type
8934 c2099a4d12ea partially optimize accumarray Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	901 bloop (octave_idx_type n, Functor body) const
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	902 {
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	903 octave_idx_type len = rep->length (n), ret;
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	904
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	905 switch (rep->idx_class ())
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	906 {
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	907 case class_colon:
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	908 {
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	909 octave_idx_type i;
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	910 for (i = 0; i < len && body (i); i++) ;
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	911 ret = i;
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	912 }
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	913 break;
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	914
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	915 case class_range:
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	916 {
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	917 idx_range_rep * r = dynamic_cast<idx_range_rep *> (rep);
18084 8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 17769 diff changeset	918 octave_idx_type start = r->get_start ();
8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 17769 diff changeset	919 octave_idx_type step = r->get_step ();
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	920 octave_idx_type i, j;
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	921 if (step == 1)
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	922 for (i = start, j = start + len; i < j && body (i); i++) ;
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	923 else if (step == -1)
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	924 for (i = start, j = start - len; i > j && body (i); i--) ;
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	925 else
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	926 for (i = 0, j = start; i < len && body (j); i++, j += step) ;
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	927 ret = i;
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	928 }
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	929 break;
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	930
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	931 case class_scalar:
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	932 {
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	933 idx_scalar_rep * r = dynamic_cast<idx_scalar_rep *> (rep);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	934 ret = body (r->get_data ()) ? 1 : 0;
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	935 }
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	936 break;
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	937
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	938 case class_vector:
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	939 {
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	940 idx_vector_rep * r = dynamic_cast<idx_vector_rep *> (rep);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	941 const octave_idx_type *data = r->get_data ();
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	942 octave_idx_type i;
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	943 for (i = 0; i < len && body (data[i]); i++) ;
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	944 ret = i;
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	945 }
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	946 break;
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	947
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	948 case class_mask:
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	949 {
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	950 idx_mask_rep * r = dynamic_cast<idx_mask_rep *> (rep);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	951 const bool *data = r->get_data ();
18084 8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 17769 diff changeset	952 octave_idx_type ext = r->extent (0);
8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 17769 diff changeset	953 octave_idx_type j = 0;
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	954 for (octave_idx_type i = 0; i < ext; i++)
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	955 {
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	956 if (data[i])
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	957 {
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	958 if (body (i))
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	959 break;
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	960 else
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	961 j++;
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	962 }
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	963 }
9985 43a29eeda994 fix idx_vector::loop for masks Jaroslav Hajek <highegg@gmail.com> parents: 9894 diff changeset	964
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	965 ret = j;
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	966 }
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	967 break;
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	968
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	969 default:
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	970 assert (false);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	971 break;
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	972 }
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	973
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	974 return ret;
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	975 }
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	976
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	977 // Rationale:
21751 b571fc85953f maint: Use two spaces after period to indicate sentence break. Rik <rik@octave.org> parents: 21574 diff changeset	978 // This method is the key to "smart indexing". When indexing cartesian
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	979 // arrays, sometimes consecutive index vectors can be reduced into a
942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	980 // single index. If rows (A) = k and i.maybe_reduce (j) gives k, then
942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	981 // A(i,j)(:) is equal to A(k)(:).
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	982
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	983 // If the next index can be reduced, returns true and updates this.
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	984 bool maybe_reduce (octave_idx_type n, const idx_vector& j,
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	985 octave_idx_type nj);
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	986
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	987 bool is_cont_range (octave_idx_type n,
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	988 octave_idx_type& l, octave_idx_type& u) const;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	989
9725 aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	990 // Returns the increment for ranges and colon, 0 for scalars and empty
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	991 // vectors, 1st difference otherwise.
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	992 octave_idx_type increment (void) const;
aea3a3a950e1 implement nth_element Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	993
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	994 idx_vector
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	995 complement (octave_idx_type n) const;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	996
8367 445d27d79f4e support permutation matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8333 diff changeset	997 bool is_permutation (octave_idx_type n) const;
445d27d79f4e support permutation matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8333 diff changeset	998
21751 b571fc85953f maint: Use two spaces after period to indicate sentence break. Rik <rik@octave.org> parents: 21574 diff changeset	999 // Returns the inverse permutation. If this is not a permutation on 1:n, the
10512 aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10489 diff changeset	1000 // result is undefined (but no error unless extent () != n).
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10489 diff changeset	1001 idx_vector inverse_permutation (octave_idx_type n) const;
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10489 diff changeset	1002
21751 b571fc85953f maint: Use two spaces after period to indicate sentence break. Rik <rik@octave.org> parents: 21574 diff changeset	1003 // Copies all the indices to a given array. Not allowed for colons.
9479 d9716e3ee0dd supply optimized compiled sub2ind & ind2sub Jaroslav Hajek <highegg@gmail.com> parents: 8972 diff changeset	1004 void copy_data (octave_idx_type *data) const;
d9716e3ee0dd supply optimized compiled sub2ind & ind2sub Jaroslav Hajek <highegg@gmail.com> parents: 8972 diff changeset	1005
9879 034677ab6865 smarter treatment of mask indexing Jaroslav Hajek <highegg@gmail.com> parents: 9780 diff changeset	1006 // If the index is a mask, convert it to index vector.
034677ab6865 smarter treatment of mask indexing Jaroslav Hajek <highegg@gmail.com> parents: 9780 diff changeset	1007 idx_vector unmask (void) const;
034677ab6865 smarter treatment of mask indexing Jaroslav Hajek <highegg@gmail.com> parents: 9780 diff changeset	1008
9894 83bd7f34f9da improve idx_vector->octave_value conversion Jaroslav Hajek <highegg@gmail.com> parents: 9886 diff changeset	1009 // Unconverts the index to a scalar, Range, double array or a mask.
9479 d9716e3ee0dd supply optimized compiled sub2ind & ind2sub Jaroslav Hajek <highegg@gmail.com> parents: 8972 diff changeset	1010 void unconvert (idx_class_type& iclass,
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	1011 double& scalar, Range& range,
9894 83bd7f34f9da improve idx_vector->octave_value conversion Jaroslav Hajek <highegg@gmail.com> parents: 9886 diff changeset	1012 Array<double>& array, Array<bool>& mask) const;
10339 de2d43bcb083 optimize some lazy index operations Jaroslav Hajek <highegg@gmail.com> parents: 10312 diff changeset	1013
de2d43bcb083 optimize some lazy index operations Jaroslav Hajek <highegg@gmail.com> parents: 10312 diff changeset	1014 Array<octave_idx_type> as_array (void) const;
10475 739109ef88ee helper idx_vector methods Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1015
10487 942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	1016 // Raw pointer to index array. This is non-const because it may be
942386d6d1a5 style fixes John W. Eaton <jwe@octave.org> parents: 10486 diff changeset	1017 // necessary to mutate the index.
10475 739109ef88ee helper idx_vector methods Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1018 const octave_idx_type *raw (void);
10516 f0266ee4aabe optimize some special indexing & assignment cases Jaroslav Hajek <highegg@gmail.com> parents: 10512 diff changeset	1019
f0266ee4aabe optimize some special indexing & assignment cases Jaroslav Hajek <highegg@gmail.com> parents: 10512 diff changeset	1020 bool is_vector (void) const;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	1021
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1022 // FIXME: these are here for compatibility. They should be removed
8333 9238637cb81c style fixes John W. Eaton <jwe@octave.org> parents: 8319 diff changeset	1023 // when no longer in use.
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	1024
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	1025 octave_idx_type elem (octave_idx_type n) const
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1026 { return (*this) (n); }
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	1027
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	1028 bool is_colon_equiv (octave_idx_type n, int) const
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1029 { return is_colon_equiv (n); }
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	1030
8333 9238637cb81c style fixes John W. Eaton <jwe@octave.org> parents: 8319 diff changeset	1031 octave_idx_type
9238637cb81c style fixes John W. Eaton <jwe@octave.org> parents: 8319 diff changeset	1032 freeze (octave_idx_type z_len, const char *tag, bool resize_ok = false);
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	1033
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	1034 void sort (bool uniq = false)
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1035 { *this = sorted (uniq); }
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	1036
8333 9238637cb81c style fixes John W. Eaton <jwe@octave.org> parents: 8319 diff changeset	1037 octave_idx_type ones_count (void) const;
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	1038
8333 9238637cb81c style fixes John W. Eaton <jwe@octave.org> parents: 8319 diff changeset	1039 octave_idx_type max (void) const { return extent (1) - 1; }
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	1040
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	1041 private:
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	1042
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7573 diff changeset	1043 idx_base_rep *rep;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	1044
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	1045 };
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	1046
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	1047 #endif
22402 4caa7b28d183 maint: Style check C++ code in liboctave/ Rik <rik@octave.org> parents: 22323 diff changeset	1048

Mercurial > octave

annotate liboctave/array/idx-vector.h @ 23012:27e4ec3b0b49