octave: liboctave/array/Sparse.cc annotate

annotate liboctave/array/Sparse.cc @ 21257:af8118df8292

maint: merge stable to default.

author	Rik <rik@octave.org>
date	Sun, 14 Feb 2016 09:22:13 -0800
parents	f7121e111991 a93fa1b0796e
children	40de9f8f23a6

rev	line source
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1 // Template sparse array class
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2 /*
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3
19697 4197fc428c7d maint: Update copyright notices for 2015. John W. Eaton <jwe@octave.org> parents: 19416 diff changeset	4 Copyright (C) 2004-2015 David Bateman
11523 fd0a3ac60b0e update copyright notices John W. Eaton <jwe@octave.org> parents: 11508 diff changeset	5 Copyright (C) 1998-2004 Andy Adler
10521 4d1fc073fbb7 add some missing copyright stmts Jaroslav Hajek <highegg@gmail.com> parents: 10520 diff changeset	6 Copyright (C) 2010 VZLU Prague
7016 93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 6988 diff changeset	7
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 6988 diff changeset	8 This file is part of Octave.
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	9
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	10 Octave is free software; you can redistribute it and/or modify it
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	11 under the terms of the GNU General Public License as published by the
7016 93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 6988 diff changeset	12 Free Software Foundation; either version 3 of the License, or (at your
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 6988 diff changeset	13 option) any later version.
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	14
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	15 Octave is distributed in the hope that it will be useful, but WITHOUT
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	16 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	17 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	18 for more details.
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	19
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	20 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: 6988 diff changeset	21 along with Octave; see the file COPYING. If not, see
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 6988 diff changeset	22 <http://www.gnu.org/licenses/>.
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	23
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	24 */
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	25
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	26 #ifdef HAVE_CONFIG_H
21202 f7121e111991 maint: indent #ifdef blocks in liboctave and src directories. Rik <rik@octave.org> parents: 21139 diff changeset	27 # include <config.h>
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	28 #endif
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	29
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	30 #include <cassert>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	31
10442 3011d1765a6e improve sparse 2d indexing (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10432 diff changeset	32 #include <algorithm>
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	33 #include <iostream>
15215 9020dddc925a use std::numeric_limits for integer max and min values John W. Eaton <jwe@octave.org> parents: 15020 diff changeset	34 #include <limits>
5765 7ba9ad1fec11 [project @ 2006-04-17 05:05:15 by jwe] jwe parents: 5760 diff changeset	35 #include <sstream>
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	36 #include <vector>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	37
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	38 #include "Array.h"
10479 ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	39 #include "MArray.h"
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	40 #include "Array-util.h"
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	41 #include "Range.h"
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	42 #include "idx-vector.h"
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	43 #include "lo-error.h"
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	44 #include "quit.h"
8377 25bc2d31e1bf improve OCTAVE_LOCAL_BUFFER Jaroslav Hajek <highegg@gmail.com> parents: 8290 diff changeset	45 #include "oct-locbuf.h"
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	46
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	47 #include "Sparse.h"
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	48 #include "sparse-sort.h"
9469 c6edba80dfae sanity checks for loading sparse matrices John W. Eaton <jwe@octave.org> parents: 9177 diff changeset	49 #include "sparse-util.h"
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	50 #include "oct-spparms.h"
10425 0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	51 #include "mx-inlines.cc"
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	52
13030 b646413c3d0e Make operators do smarter sparse conversions on permutation matrices. Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 12511 diff changeset	53 #include "PermMatrix.h"
b646413c3d0e Make operators do smarter sparse conversions on permutation matrices. Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 12511 diff changeset	54
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21136 diff changeset	55 template <typename T>
13030 b646413c3d0e Make operators do smarter sparse conversions on permutation matrices. Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 12511 diff changeset	56 Sparse<T>::Sparse (const PermMatrix& a)
b646413c3d0e Make operators do smarter sparse conversions on permutation matrices. Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 12511 diff changeset	57 : rep (new typename Sparse<T>::SparseRep (a.rows (), a.cols (), a.rows ())),
19861 19755f4fc851 maint: Cleanup C++ code to follow Octave coding conventions. Rik <rik@octave.org> parents: 19697 diff changeset	58 dimensions (dim_vector (a.rows (), a.cols ()))
13030 b646413c3d0e Make operators do smarter sparse conversions on permutation matrices. Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 12511 diff changeset	59 {
b646413c3d0e Make operators do smarter sparse conversions on permutation matrices. Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 12511 diff changeset	60 octave_idx_type n = a.rows ();
b646413c3d0e Make operators do smarter sparse conversions on permutation matrices. Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 12511 diff changeset	61 for (octave_idx_type i = 0; i <= n; i++)
b646413c3d0e Make operators do smarter sparse conversions on permutation matrices. Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 12511 diff changeset	62 cidx (i) = i;
b646413c3d0e Make operators do smarter sparse conversions on permutation matrices. Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 12511 diff changeset	63
18849 aa9ca67f09fb make all permutation matrices column permutations (bug #42418) David Spies <dnspies@gmail.com> parents: 18812 diff changeset	64 const Array<octave_idx_type> pv = a.col_perm_vec ();
aa9ca67f09fb make all permutation matrices column permutations (bug #42418) David Spies <dnspies@gmail.com> parents: 18812 diff changeset	65
aa9ca67f09fb make all permutation matrices column permutations (bug #42418) David Spies <dnspies@gmail.com> parents: 18812 diff changeset	66 for (octave_idx_type i = 0; i < n; i++)
aa9ca67f09fb make all permutation matrices column permutations (bug #42418) David Spies <dnspies@gmail.com> parents: 18812 diff changeset	67 ridx (i) = pv(i);
13030 b646413c3d0e Make operators do smarter sparse conversions on permutation matrices. Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 12511 diff changeset	68
b646413c3d0e Make operators do smarter sparse conversions on permutation matrices. Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 12511 diff changeset	69 for (octave_idx_type i = 0; i < n; i++)
b646413c3d0e Make operators do smarter sparse conversions on permutation matrices. Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 12511 diff changeset	70 data (i) = 1.0;
b646413c3d0e Make operators do smarter sparse conversions on permutation matrices. Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 12511 diff changeset	71 }
b646413c3d0e Make operators do smarter sparse conversions on permutation matrices. Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 12511 diff changeset	72
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21136 diff changeset	73 template <typename T>
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	74 T&
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	75 Sparse<T>::SparseRep::elem (octave_idx_type _r, octave_idx_type _c)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	76 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	77 octave_idx_type i;
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	78
21136 7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	79 if (nzmx <= 0)
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	80 (*current_liboctave_error_handler)
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	81 ("Sparse::SparseRep::elem (octave_idx_type, octave_idx_type): sparse matrix filled");
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	82
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	83 for (i = c[_c]; i < c[_c + 1]; i++)
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	84 if (r[i] == _r)
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	85 return d[i];
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	86 else if (r[i] > _r)
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	87 break;
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	88
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	89 // Ok, If we've gotten here, we're in trouble.. Have to create a
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	90 // new element in the sparse array. This' gonna be slow!!!
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	91 if (c[ncols] == nzmx)
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	92 (*current_liboctave_error_handler)
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	93 ("Sparse::SparseRep::elem (octave_idx_type, octave_idx_type): sparse matrix filled");
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	94
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	95 octave_idx_type to_move = c[ncols] - i;
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	96 if (to_move != 0)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	97 {
21136 7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	98 for (octave_idx_type j = c[ncols]; j > i; j--)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	99 {
21136 7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	100 d[j] = d[j-1];
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	101 r[j] = r[j-1];
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	102 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	103 }
21136 7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	104
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	105 for (octave_idx_type j = _c + 1; j < ncols + 1; j++)
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	106 c[j] = c[j] + 1;
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	107
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	108 d[i] = 0.;
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	109 r[i] = _r;
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	110
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	111 return d[i];
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	112 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	113
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21136 diff changeset	114 template <typename T>
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	115 T
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	116 Sparse<T>::SparseRep::celem (octave_idx_type _r, octave_idx_type _c) const
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	117 {
5604 2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	118 if (nzmx > 0)
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	119 for (octave_idx_type i = c[_c]; i < c[_c + 1]; i++)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	120 if (r[i] == _r)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	121 return d[i];
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	122 return T ();
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	123 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	124
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21136 diff changeset	125 template <typename T>
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	126 void
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	127 Sparse<T>::SparseRep::maybe_compress (bool remove_zeros)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	128 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	129 if (remove_zeros)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	130 {
18084 8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	131 octave_idx_type i = 0;
8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	132 octave_idx_type k = 0;
10497 cb7ffe7288f0 improve & fix SparseRep reallocation and compression Jaroslav Hajek <highegg@gmail.com> parents: 10494 diff changeset	133 for (octave_idx_type j = 1; j <= ncols; j++)
cb7ffe7288f0 improve & fix SparseRep reallocation and compression Jaroslav Hajek <highegg@gmail.com> parents: 10494 diff changeset	134 {
cb7ffe7288f0 improve & fix SparseRep reallocation and compression Jaroslav Hajek <highegg@gmail.com> parents: 10494 diff changeset	135 octave_idx_type u = c[j];
cb7ffe7288f0 improve & fix SparseRep reallocation and compression Jaroslav Hajek <highegg@gmail.com> parents: 10494 diff changeset	136 for (i = i; i < u; i++)
14846 460a3c6d8bf1 maint: Use Octave coding convention for cuddled parenthis in function calls with empty argument lists. Rik <octave@nomad.inbox5.com> parents: 14844 diff changeset	137 if (d[i] != T ())
10497 cb7ffe7288f0 improve & fix SparseRep reallocation and compression Jaroslav Hajek <highegg@gmail.com> parents: 10494 diff changeset	138 {
cb7ffe7288f0 improve & fix SparseRep reallocation and compression Jaroslav Hajek <highegg@gmail.com> parents: 10494 diff changeset	139 d[k] = d[i];
cb7ffe7288f0 improve & fix SparseRep reallocation and compression Jaroslav Hajek <highegg@gmail.com> parents: 10494 diff changeset	140 r[k++] = r[i];
cb7ffe7288f0 improve & fix SparseRep reallocation and compression Jaroslav Hajek <highegg@gmail.com> parents: 10494 diff changeset	141 }
cb7ffe7288f0 improve & fix SparseRep reallocation and compression Jaroslav Hajek <highegg@gmail.com> parents: 10494 diff changeset	142 c[j] = k;
cb7ffe7288f0 improve & fix SparseRep reallocation and compression Jaroslav Hajek <highegg@gmail.com> parents: 10494 diff changeset	143 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	144 }
10497 cb7ffe7288f0 improve & fix SparseRep reallocation and compression Jaroslav Hajek <highegg@gmail.com> parents: 10494 diff changeset	145
cb7ffe7288f0 improve & fix SparseRep reallocation and compression Jaroslav Hajek <highegg@gmail.com> parents: 10494 diff changeset	146 change_length (c[ncols]);
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	147 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	148
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21136 diff changeset	149 template <typename T>
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	150 void
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	151 Sparse<T>::SparseRep::change_length (octave_idx_type nz)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	152 {
10497 cb7ffe7288f0 improve & fix SparseRep reallocation and compression Jaroslav Hajek <highegg@gmail.com> parents: 10494 diff changeset	153 for (octave_idx_type j = ncols; j > 0 && c[j] > nz; j--)
cb7ffe7288f0 improve & fix SparseRep reallocation and compression Jaroslav Hajek <highegg@gmail.com> parents: 10494 diff changeset	154 c[j] = nz;
cb7ffe7288f0 improve & fix SparseRep reallocation and compression Jaroslav Hajek <highegg@gmail.com> parents: 10494 diff changeset	155
cb7ffe7288f0 improve & fix SparseRep reallocation and compression Jaroslav Hajek <highegg@gmail.com> parents: 10494 diff changeset	156 // We shall skip reallocation if we have less than 1/frac extra elements to
cb7ffe7288f0 improve & fix SparseRep reallocation and compression Jaroslav Hajek <highegg@gmail.com> parents: 10494 diff changeset	157 // discard.
cb7ffe7288f0 improve & fix SparseRep reallocation and compression Jaroslav Hajek <highegg@gmail.com> parents: 10494 diff changeset	158 static const int frac = 5;
cb7ffe7288f0 improve & fix SparseRep reallocation and compression Jaroslav Hajek <highegg@gmail.com> parents: 10494 diff changeset	159 if (nz > nzmx \|\| nz < nzmx - nzmx/frac)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	160 {
10497 cb7ffe7288f0 improve & fix SparseRep reallocation and compression Jaroslav Hajek <highegg@gmail.com> parents: 10494 diff changeset	161 // Reallocate.
cb7ffe7288f0 improve & fix SparseRep reallocation and compression Jaroslav Hajek <highegg@gmail.com> parents: 10494 diff changeset	162 octave_idx_type min_nzmx = std::min (nz, nzmx);
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	163
15020 560317fd5977 maint: Cuddle open bracket used for indexing C++ arrays in source code. Rik <rik@octave.org> parents: 15018 diff changeset	164 octave_idx_type * new_ridx = new octave_idx_type [nz];
19381 af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	165 std::copy (r, r + min_nzmx, new_ridx);
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	166
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	167 delete [] r;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	168 r = new_ridx;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	169
15020 560317fd5977 maint: Cuddle open bracket used for indexing C++ arrays in source code. Rik <rik@octave.org> parents: 15018 diff changeset	170 T * new_data = new T [nz];
19381 af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	171 std::copy (d, d + min_nzmx, new_data);
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	172
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	173 delete [] d;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	174 d = new_data;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	175
5604 2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	176 nzmx = nz;
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	177 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	178 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	179
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21136 diff changeset	180 template <typename T>
9469 c6edba80dfae sanity checks for loading sparse matrices John W. Eaton <jwe@octave.org> parents: 9177 diff changeset	181 bool
c6edba80dfae sanity checks for loading sparse matrices John W. Eaton <jwe@octave.org> parents: 9177 diff changeset	182 Sparse<T>::SparseRep::indices_ok (void) const
c6edba80dfae sanity checks for loading sparse matrices John W. Eaton <jwe@octave.org> parents: 9177 diff changeset	183 {
c6edba80dfae sanity checks for loading sparse matrices John W. Eaton <jwe@octave.org> parents: 9177 diff changeset	184 return sparse_indices_ok (r, c, nrows, ncols, nnz ());
c6edba80dfae sanity checks for loading sparse matrices John W. Eaton <jwe@octave.org> parents: 9177 diff changeset	185 }
c6edba80dfae sanity checks for loading sparse matrices John W. Eaton <jwe@octave.org> parents: 9177 diff changeset	186
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21136 diff changeset	187 template <typename T>
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	188 Sparse<T>::Sparse (octave_idx_type nr, octave_idx_type nc, T val)
11508 41866901ec62 Sparse.cc: more constructor fixes John W. Eaton <jwe@octave.org> parents: 11311 diff changeset	189 : rep (0), dimensions (dim_vector (nr, nc))
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11571 diff changeset	190 {
5630 512d0d11ae39 [project @ 2006-02-20 22:05:30 by dbateman] dbateman parents: 5604 diff changeset	191 if (val != T ())
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	192 {
17823 eaf5c3ef3e8d avoid crash in sparse constructor (bug #) John W. Eaton <jwe@octave.org> parents: 17769 diff changeset	193 rep = new typename Sparse<T>::SparseRep (nr, nc, dimensions.safe_numel ());
5630 512d0d11ae39 [project @ 2006-02-20 22:05:30 by dbateman] dbateman parents: 5604 diff changeset	194
512d0d11ae39 [project @ 2006-02-20 22:05:30 by dbateman] dbateman parents: 5604 diff changeset	195 octave_idx_type ii = 0;
512d0d11ae39 [project @ 2006-02-20 22:05:30 by dbateman] dbateman parents: 5604 diff changeset	196 xcidx (0) = 0;
512d0d11ae39 [project @ 2006-02-20 22:05:30 by dbateman] dbateman parents: 5604 diff changeset	197 for (octave_idx_type j = 0; j < nc; j++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	198 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	199 for (octave_idx_type i = 0; i < nr; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	200 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	201 xdata (ii) = val;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	202 xridx (ii++) = i;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11571 diff changeset	203 }
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	204 xcidx (j+1) = ii;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	205 }
5630 512d0d11ae39 [project @ 2006-02-20 22:05:30 by dbateman] dbateman parents: 5604 diff changeset	206 }
512d0d11ae39 [project @ 2006-02-20 22:05:30 by dbateman] dbateman parents: 5604 diff changeset	207 else
512d0d11ae39 [project @ 2006-02-20 22:05:30 by dbateman] dbateman parents: 5604 diff changeset	208 {
512d0d11ae39 [project @ 2006-02-20 22:05:30 by dbateman] dbateman parents: 5604 diff changeset	209 rep = new typename Sparse<T>::SparseRep (nr, nc, 0);
512d0d11ae39 [project @ 2006-02-20 22:05:30 by dbateman] dbateman parents: 5604 diff changeset	210 for (octave_idx_type j = 0; j < nc+1; j++)
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	211 xcidx (j) = 0;
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	212 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	213 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	214
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21136 diff changeset	215 template <typename T>
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	216 Sparse<T>::Sparse (const dim_vector& dv)
11508 41866901ec62 Sparse.cc: more constructor fixes John W. Eaton <jwe@octave.org> parents: 11311 diff changeset	217 : rep (0), dimensions (dv)
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11571 diff changeset	218 {
14846 460a3c6d8bf1 maint: Use Octave coding convention for cuddled parenthis in function calls with empty argument lists. Rik <octave@nomad.inbox5.com> parents: 14844 diff changeset	219 if (dv.length () != 2)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	220 (*current_liboctave_error_handler)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	221 ("Sparse::Sparse (const dim_vector&): dimension mismatch");
21136 7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	222
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	223 rep = new typename Sparse<T>::SparseRep (dv(0), dv(1), 0);
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	224 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	225
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21136 diff changeset	226 template <typename T>
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	227 Sparse<T>::Sparse (const Sparse<T>& a, const dim_vector& dv)
11508 41866901ec62 Sparse.cc: more constructor fixes John W. Eaton <jwe@octave.org> parents: 11311 diff changeset	228 : rep (0), dimensions (dv)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	229 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	230
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	231 // Work in unsigned long long to avoid overflow issues with numel
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	232 unsigned long long a_nel = static_cast<unsigned long long>(a.rows ()) *
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	233 static_cast<unsigned long long>(a.cols ());
20218 b2100e1659ac maint: Use cuddled parentheses when indexing dimension_vectors. Rik <rik@octave.org> parents: 19861 diff changeset	234 unsigned long long dv_nel = static_cast<unsigned long long>(dv(0)) *
b2100e1659ac maint: Use cuddled parentheses when indexing dimension_vectors. Rik <rik@octave.org> parents: 19861 diff changeset	235 static_cast<unsigned long long>(dv(1));
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	236
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	237 if (a_nel != dv_nel)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	238 (*current_liboctave_error_handler)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	239 ("Sparse::Sparse (const Sparse&, const dim_vector&): dimension mismatch");
21136 7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	240
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	241 dim_vector old_dims = a.dims ();
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	242 octave_idx_type new_nzmx = a.nnz ();
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	243 octave_idx_type new_nr = dv(0);
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	244 octave_idx_type new_nc = dv(1);
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	245 octave_idx_type old_nr = old_dims(0);
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	246 octave_idx_type old_nc = old_dims(1);
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	247
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	248 rep = new typename Sparse<T>::SparseRep (new_nr, new_nc, new_nzmx);
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	249
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	250 octave_idx_type kk = 0;
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	251 xcidx (0) = 0;
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	252 for (octave_idx_type i = 0; i < old_nc; i++)
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	253 for (octave_idx_type j = a.cidx (i); j < a.cidx (i+1); j++)
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	254 {
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	255 octave_idx_type tmp = i * old_nr + a.ridx (j);
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	256 octave_idx_type ii = tmp % new_nr;
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	257 octave_idx_type jj = (tmp - ii) / new_nr;
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	258 for (octave_idx_type k = kk; k < jj; k++)
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	259 xcidx (k+1) = j;
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	260 kk = jj;
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	261 xdata (j) = a.data (j);
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	262 xridx (j) = ii;
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	263 }
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	264 for (octave_idx_type k = kk; k < new_nc; k++)
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	265 xcidx (k+1) = new_nzmx;
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	266 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	267
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21136 diff changeset	268 template <typename T>
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11571 diff changeset	269 Sparse<T>::Sparse (const Array<T>& a, const idx_vector& r,
10479 ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	270 const idx_vector& c, octave_idx_type nr,
10527 b4d2080b6df7 Replace nzmax by nnz as needed David Bateman <dbateman@free.fr> parents: 10521 diff changeset	271 octave_idx_type nc, bool sum_terms,
b4d2080b6df7 Replace nzmax by nnz as needed David Bateman <dbateman@free.fr> parents: 10521 diff changeset	272 octave_idx_type nzm)
11508 41866901ec62 Sparse.cc: more constructor fixes John W. Eaton <jwe@octave.org> parents: 11311 diff changeset	273 : rep (0), dimensions ()
10479 ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	274 {
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	275 if (nr < 0)
11508 41866901ec62 Sparse.cc: more constructor fixes John W. Eaton <jwe@octave.org> parents: 11311 diff changeset	276 nr = r.extent (0);
10479 ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	277 else if (r.extent (nr) > nr)
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	278 (*current_liboctave_error_handler) ("sparse: row index %d out of bound %d",
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	279 r.extent (nr), nr);
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	280
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	281 if (nc < 0)
11508 41866901ec62 Sparse.cc: more constructor fixes John W. Eaton <jwe@octave.org> parents: 11311 diff changeset	282 nc = c.extent (0);
10479 ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	283 else if (c.extent (nc) > nc)
11508 41866901ec62 Sparse.cc: more constructor fixes John W. Eaton <jwe@octave.org> parents: 11311 diff changeset	284 (*current_liboctave_error_handler)
41866901ec62 Sparse.cc: more constructor fixes John W. Eaton <jwe@octave.org> parents: 11311 diff changeset	285 ("sparse: column index %d out of bound %d", r.extent (nc), nc);
10479 ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	286
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	287 dimensions = dim_vector (nr, nc);
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	288
18084 8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	289 octave_idx_type n = a.numel ();
8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	290 octave_idx_type rl = r.length (nr);
8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	291 octave_idx_type cl = c.length (nc);
10479 ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	292 bool a_scalar = n == 1;
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	293 if (a_scalar)
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	294 {
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	295 if (rl != 1)
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	296 n = rl;
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	297 else if (cl != 1)
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	298 n = cl;
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	299 }
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	300
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	301 if ((rl != 1 && rl != n) \|\| (cl != 1 && cl != n))
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	302 (*current_liboctave_error_handler) ("sparse: dimension mismatch");
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11571 diff changeset	303
17664 f4b0430fa5fd Avoid memory leak in Sparse constructor. Rik <rik@octave.org> parents: 17642 diff changeset	304 // Only create rep after input validation to avoid memory leak.
f4b0430fa5fd Avoid memory leak in Sparse constructor. Rik <rik@octave.org> parents: 17642 diff changeset	305 rep = new typename Sparse<T>::SparseRep (nr, nc, (nzm > 0 ? nzm : 0));
f4b0430fa5fd Avoid memory leak in Sparse constructor. Rik <rik@octave.org> parents: 17642 diff changeset	306
10479 ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	307 if (rl <= 1 && cl <= 1)
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	308 {
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	309 if (n == 1 && a(0) != T ())
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	310 {
10527 b4d2080b6df7 Replace nzmax by nnz as needed David Bateman <dbateman@free.fr> parents: 10521 diff changeset	311 change_capacity (nzm > 1 ? nzm : 1);
18083 938f01339043 maint: Use Octave coding convention for indexing vs. function calls in liboctave/array. Rik <rik@octave.org> parents: 17823 diff changeset	312 xcidx (0) = 0;
938f01339043 maint: Use Octave coding convention for indexing vs. function calls in liboctave/array. Rik <rik@octave.org> parents: 17823 diff changeset	313 xridx (0) = r(0);
938f01339043 maint: Use Octave coding convention for indexing vs. function calls in liboctave/array. Rik <rik@octave.org> parents: 17823 diff changeset	314 xdata (0) = a(0);
15358 b135f013679e maint: periodic merge of stable to default John W. Eaton <jwe@octave.org> parents: 15304 15271 diff changeset	315
10479 ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	316 for (octave_idx_type j = 0; j < nc; j++)
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	317 xcidx (j+1) = j >= c(0);
10479 ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	318 }
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	319 }
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	320 else if (a_scalar)
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	321 {
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	322 // This is completely specialized, because the sorts can be simplified.
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	323 T a0 = a(0);
14846 460a3c6d8bf1 maint: Use Octave coding convention for cuddled parenthis in function calls with empty argument lists. Rik <octave@nomad.inbox5.com> parents: 14844 diff changeset	324 if (a0 == T ())
10509 ddbd812d09aa properly compress sparse matrices after assembly Jaroslav Hajek <highegg@gmail.com> parents: 10506 diff changeset	325 {
ddbd812d09aa properly compress sparse matrices after assembly Jaroslav Hajek <highegg@gmail.com> parents: 10506 diff changeset	326 // Do nothing, it's an empty matrix.
ddbd812d09aa properly compress sparse matrices after assembly Jaroslav Hajek <highegg@gmail.com> parents: 10506 diff changeset	327 }
ddbd812d09aa properly compress sparse matrices after assembly Jaroslav Hajek <highegg@gmail.com> parents: 10506 diff changeset	328 else if (cl == 1)
10479 ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	329 {
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	330 // Sparse column vector. Sort row indices.
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	331 idx_vector rs = r.sorted ();
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	332
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	333 octave_quit ();
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	334
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	335 const octave_idx_type *rd = rs.raw ();
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	336 // Count unique indices.
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	337 octave_idx_type new_nz = 1;
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	338 for (octave_idx_type i = 1; i < n; i++)
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	339 new_nz += rd[i-1] != rd[i];
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	340 // Allocate result.
10527 b4d2080b6df7 Replace nzmax by nnz as needed David Bateman <dbateman@free.fr> parents: 10521 diff changeset	341 change_capacity (nzm > new_nz ? nzm : new_nz);
14656 8d2ce821e38a Ensure sparse constructors have valid ridx and data indices even if they are zero matrices (bug #36104) David Bateman <dbateman@free.fr> parents: 14446 diff changeset	342 xcidx (0) = 0;
10479 ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	343 xcidx (1) = new_nz;
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	344 octave_idx_type *rri = ridx ();
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	345 T *rrd = data ();
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	346
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	347 octave_quit ();
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	348
18084 8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	349 octave_idx_type k = -1;
8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	350 octave_idx_type l = -1;
10479 ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	351
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	352 if (sum_terms)
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	353 {
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	354 // Sum repeated indices.
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	355 for (octave_idx_type i = 0; i < n; i++)
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	356 {
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	357 if (rd[i] != l)
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	358 {
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	359 l = rd[i];
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	360 rri[++k] = rd[i];
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	361 rrd[k] = a0;
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	362 }
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	363 else
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	364 rrd[k] += a0;
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	365 }
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	366 }
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	367 else
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	368 {
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	369 // Pick the last one.
11571 0e414f837c58 Fix indexing error in the construction of sparse matrices David Bateman <dbateman@free.fr> parents: 11570 diff changeset	370 for (octave_idx_type i = 0; i < n; i++)
10479 ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	371 {
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	372 if (rd[i] != l)
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	373 {
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	374 l = rd[i];
11571 0e414f837c58 Fix indexing error in the construction of sparse matrices David Bateman <dbateman@free.fr> parents: 11570 diff changeset	375 rri[++k] = rd[i];
0e414f837c58 Fix indexing error in the construction of sparse matrices David Bateman <dbateman@free.fr> parents: 11570 diff changeset	376 rrd[k] = a0;
10479 ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	377 }
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	378 }
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	379 }
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	380
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	381 }
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	382 else
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	383 {
18084 8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	384 idx_vector rr = r;
8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	385 idx_vector cc = c;
8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	386 const octave_idx_type *rd = rr.raw ();
8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	387 const octave_idx_type *cd = cc.raw ();
10479 ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	388 OCTAVE_LOCAL_BUFFER_INIT (octave_idx_type, ci, nc+1, 0);
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	389 ci[0] = 0;
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	390 // Bin counts of column indices.
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	391 for (octave_idx_type i = 0; i < n; i++)
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	392 ci[cd[i]+1]++;
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	393 // Make them cumulative, shifted one to right.
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	394 for (octave_idx_type i = 1, s = 0; i <= nc; i++)
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	395 {
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	396 octave_idx_type s1 = s + ci[i];
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	397 ci[i] = s;
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	398 s = s1;
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	399 }
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	400
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	401 octave_quit ();
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	402
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	403 // Bucket sort.
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	404 OCTAVE_LOCAL_BUFFER (octave_idx_type, sidx, n);
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	405 for (octave_idx_type i = 0; i < n; i++)
11571 0e414f837c58 Fix indexing error in the construction of sparse matrices David Bateman <dbateman@free.fr> parents: 11570 diff changeset	406 if (rl == 1)
0e414f837c58 Fix indexing error in the construction of sparse matrices David Bateman <dbateman@free.fr> parents: 11570 diff changeset	407 sidx[ci[cd[i]+1]++] = rd[0];
0e414f837c58 Fix indexing error in the construction of sparse matrices David Bateman <dbateman@free.fr> parents: 11570 diff changeset	408 else
0e414f837c58 Fix indexing error in the construction of sparse matrices David Bateman <dbateman@free.fr> parents: 11570 diff changeset	409 sidx[ci[cd[i]+1]++] = rd[i];
10479 ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	410
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	411 // Subsorts. We don't need a stable sort, all values are equal.
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	412 xcidx (0) = 0;
10479 ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	413 for (octave_idx_type j = 0; j < nc; j++)
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	414 {
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	415 std::sort (sidx + ci[j], sidx + ci[j+1]);
18084 8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	416 octave_idx_type l = -1;
8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	417 octave_idx_type nzj = 0;
10479 ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	418 // Count.
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	419 for (octave_idx_type i = ci[j]; i < ci[j+1]; i++)
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	420 {
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	421 octave_idx_type k = sidx[i];
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	422 if (k != l)
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	423 {
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	424 l = k;
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	425 nzj++;
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	426 }
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	427 }
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	428 // Set column pointer.
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	429 xcidx (j+1) = xcidx (j) + nzj;
10479 ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	430 }
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	431
10527 b4d2080b6df7 Replace nzmax by nnz as needed David Bateman <dbateman@free.fr> parents: 10521 diff changeset	432 change_capacity (nzm > xcidx (nc) ? nzm : xcidx (nc));
10479 ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	433 octave_idx_type *rri = ridx ();
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	434 T *rrd = data ();
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	435
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	436 // Fill-in data.
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	437 for (octave_idx_type j = 0, jj = -1; j < nc; j++)
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	438 {
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	439 octave_quit ();
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	440 octave_idx_type l = -1;
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	441 if (sum_terms)
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	442 {
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	443 // Sum adjacent terms.
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	444 for (octave_idx_type i = ci[j]; i < ci[j+1]; i++)
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	445 {
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	446 octave_idx_type k = sidx[i];
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	447 if (k != l)
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	448 {
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	449 l = k;
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	450 rrd[++jj] = a0;
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	451 rri[jj] = k;
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	452 }
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	453 else
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	454 rrd[jj] += a0;
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	455 }
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	456 }
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	457 else
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	458 {
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	459 // Use the last one.
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	460 for (octave_idx_type i = ci[j]; i < ci[j+1]; i++)
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	461 {
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	462 octave_idx_type k = sidx[i];
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	463 if (k != l)
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	464 {
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	465 l = k;
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	466 rrd[++jj] = a0;
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	467 rri[jj] = k;
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	468 }
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	469 }
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	470 }
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	471 }
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	472 }
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	473 }
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	474 else if (cl == 1)
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	475 {
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	476 // Sparse column vector. Sort row indices.
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	477 Array<octave_idx_type> rsi;
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	478 idx_vector rs = r.sorted (rsi);
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11571 diff changeset	479
10479 ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	480 octave_quit ();
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	481
18084 8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	482 const octave_idx_type *rd = rs.raw ();
8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	483 const octave_idx_type *rdi = rsi.data ();
10479 ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	484 // Count unique indices.
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	485 octave_idx_type new_nz = 1;
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	486 for (octave_idx_type i = 1; i < n; i++)
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	487 new_nz += rd[i-1] != rd[i];
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	488 // Allocate result.
10527 b4d2080b6df7 Replace nzmax by nnz as needed David Bateman <dbateman@free.fr> parents: 10521 diff changeset	489 change_capacity (nzm > new_nz ? nzm : new_nz);
18083 938f01339043 maint: Use Octave coding convention for indexing vs. function calls in liboctave/array. Rik <rik@octave.org> parents: 17823 diff changeset	490 xcidx (0) = 0;
938f01339043 maint: Use Octave coding convention for indexing vs. function calls in liboctave/array. Rik <rik@octave.org> parents: 17823 diff changeset	491 xcidx (1) = new_nz;
10479 ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	492 octave_idx_type *rri = ridx ();
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	493 T *rrd = data ();
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	494
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	495 octave_quit ();
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	496
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	497 octave_idx_type k = 0;
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	498 rri[k] = rd[0];
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	499 rrd[k] = a(rdi[0]);
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	500
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	501 if (sum_terms)
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	502 {
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	503 // Sum repeated indices.
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	504 for (octave_idx_type i = 1; i < n; i++)
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	505 {
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	506 if (rd[i] != rd[i-1])
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	507 {
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	508 rri[++k] = rd[i];
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	509 rrd[k] = a(rdi[i]);
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	510 }
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	511 else
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	512 rrd[k] += a(rdi[i]);
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	513 }
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	514 }
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	515 else
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	516 {
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	517 // Pick the last one.
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	518 for (octave_idx_type i = 1; i < n; i++)
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	519 {
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	520 if (rd[i] != rd[i-1])
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	521 rri[++k] = rd[i];
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	522 rrd[k] = a(rdi[i]);
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	523 }
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	524 }
10509 ddbd812d09aa properly compress sparse matrices after assembly Jaroslav Hajek <highegg@gmail.com> parents: 10506 diff changeset	525
ddbd812d09aa properly compress sparse matrices after assembly Jaroslav Hajek <highegg@gmail.com> parents: 10506 diff changeset	526 maybe_compress (true);
10479 ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	527 }
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	528 else
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	529 {
18084 8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	530 idx_vector rr = r;
8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	531 idx_vector cc = c;
8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	532 const octave_idx_type *rd = rr.raw ();
8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	533 const octave_idx_type *cd = cc.raw ();
10479 ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	534 OCTAVE_LOCAL_BUFFER_INIT (octave_idx_type, ci, nc+1, 0);
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	535 ci[0] = 0;
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	536 // Bin counts of column indices.
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	537 for (octave_idx_type i = 0; i < n; i++)
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	538 ci[cd[i]+1]++;
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	539 // Make them cumulative, shifted one to right.
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	540 for (octave_idx_type i = 1, s = 0; i <= nc; i++)
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	541 {
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	542 octave_idx_type s1 = s + ci[i];
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	543 ci[i] = s;
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	544 s = s1;
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	545 }
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	546
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	547 octave_quit ();
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	548
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	549 typedef std::pair<octave_idx_type, octave_idx_type> idx_pair;
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	550 // Bucket sort.
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	551 OCTAVE_LOCAL_BUFFER (idx_pair, spairs, n);
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	552 for (octave_idx_type i = 0; i < n; i++)
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	553 {
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	554 idx_pair& p = spairs[ci[cd[i]+1]++];
11571 0e414f837c58 Fix indexing error in the construction of sparse matrices David Bateman <dbateman@free.fr> parents: 11570 diff changeset	555 if (rl == 1)
0e414f837c58 Fix indexing error in the construction of sparse matrices David Bateman <dbateman@free.fr> parents: 11570 diff changeset	556 p.first = rd[0];
0e414f837c58 Fix indexing error in the construction of sparse matrices David Bateman <dbateman@free.fr> parents: 11570 diff changeset	557 else
0e414f837c58 Fix indexing error in the construction of sparse matrices David Bateman <dbateman@free.fr> parents: 11570 diff changeset	558 p.first = rd[i];
10479 ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	559 p.second = i;
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	560 }
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	561
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	562 // Subsorts. We don't need a stable sort, the second index stabilizes it.
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	563 xcidx (0) = 0;
10479 ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	564 for (octave_idx_type j = 0; j < nc; j++)
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	565 {
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	566 std::sort (spairs + ci[j], spairs + ci[j+1]);
18084 8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	567 octave_idx_type l = -1;
8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	568 octave_idx_type nzj = 0;
10479 ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	569 // Count.
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	570 for (octave_idx_type i = ci[j]; i < ci[j+1]; i++)
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	571 {
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	572 octave_idx_type k = spairs[i].first;
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	573 if (k != l)
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	574 {
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	575 l = k;
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	576 nzj++;
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	577 }
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	578 }
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	579 // Set column pointer.
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	580 xcidx (j+1) = xcidx (j) + nzj;
10479 ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	581 }
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	582
10527 b4d2080b6df7 Replace nzmax by nnz as needed David Bateman <dbateman@free.fr> parents: 10521 diff changeset	583 change_capacity (nzm > xcidx (nc) ? nzm : xcidx (nc));
10479 ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	584 octave_idx_type *rri = ridx ();
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	585 T *rrd = data ();
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	586
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	587 // Fill-in data.
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	588 for (octave_idx_type j = 0, jj = -1; j < nc; j++)
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	589 {
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	590 octave_quit ();
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	591 octave_idx_type l = -1;
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	592 if (sum_terms)
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	593 {
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	594 // Sum adjacent terms.
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	595 for (octave_idx_type i = ci[j]; i < ci[j+1]; i++)
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	596 {
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	597 octave_idx_type k = spairs[i].first;
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	598 if (k != l)
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	599 {
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	600 l = k;
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	601 rrd[++jj] = a(spairs[i].second);
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	602 rri[jj] = k;
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	603 }
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	604 else
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	605 rrd[jj] += a(spairs[i].second);
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	606 }
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	607 }
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	608 else
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	609 {
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	610 // Use the last one.
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	611 for (octave_idx_type i = ci[j]; i < ci[j+1]; i++)
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	612 {
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	613 octave_idx_type k = spairs[i].first;
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	614 if (k != l)
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	615 {
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	616 l = k;
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	617 rri[++jj] = k;
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	618 }
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	619 rrd[jj] = a(spairs[i].second);
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	620 }
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	621 }
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	622 }
10509 ddbd812d09aa properly compress sparse matrices after assembly Jaroslav Hajek <highegg@gmail.com> parents: 10506 diff changeset	623
ddbd812d09aa properly compress sparse matrices after assembly Jaroslav Hajek <highegg@gmail.com> parents: 10506 diff changeset	624 maybe_compress (true);
10479 ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	625 }
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	626 }
ded9beac7582 optimize sparse matrix assembly Jaroslav Hajek <highegg@gmail.com> parents: 10468 diff changeset	627
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21136 diff changeset	628 template <typename T>
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	629 Sparse<T>::Sparse (const Array<T>& a)
11508 41866901ec62 Sparse.cc: more constructor fixes John W. Eaton <jwe@octave.org> parents: 11311 diff changeset	630 : rep (0), dimensions (a.dims ())
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	631 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	632 if (dimensions.length () > 2)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	633 (*current_liboctave_error_handler)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	634 ("Sparse::Sparse (const Array<T>&): dimension mismatch");
21136 7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	635
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	636 octave_idx_type nr = rows ();
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	637 octave_idx_type nc = cols ();
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	638 octave_idx_type len = a.numel ();
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	639 octave_idx_type new_nzmx = 0;
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	640
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	641 // First count the number of nonzero terms
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	642 for (octave_idx_type i = 0; i < len; i++)
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	643 if (a(i) != T ())
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	644 new_nzmx++;
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	645
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	646 rep = new typename Sparse<T>::SparseRep (nr, nc, new_nzmx);
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	647
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	648 octave_idx_type ii = 0;
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	649 xcidx (0) = 0;
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	650 for (octave_idx_type j = 0; j < nc; j++)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	651 {
21136 7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	652 for (octave_idx_type i = 0; i < nr; i++)
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	653 if (a.elem (i,j) != T ())
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	654 {
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	655 xdata (ii) = a.elem (i,j);
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	656 xridx (ii++) = i;
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	657 }
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	658 xcidx (j+1) = ii;
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	659 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	660 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	661
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21136 diff changeset	662 template <typename T>
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	663 Sparse<T>::~Sparse (void)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	664 {
13985 43cc49c7abd1 Use thread-safe atomic reference counting (GCC and MSVC). Michael Goffioul <michael.goffioul@gmail.com> parents: 13841 diff changeset	665 if (--rep->count == 0)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	666 delete rep;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	667 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	668
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21136 diff changeset	669 template <typename T>
7717 ff918ee1a983 Delete idx in Sparse<T> and Array<T> operator = David Bateman <dbateman@free.fr> parents: 7620 diff changeset	670 Sparse<T>&
ff918ee1a983 Delete idx in Sparse<T> and Array<T> operator = David Bateman <dbateman@free.fr> parents: 7620 diff changeset	671 Sparse<T>::operator = (const Sparse<T>& a)
ff918ee1a983 Delete idx in Sparse<T> and Array<T> operator = David Bateman <dbateman@free.fr> parents: 7620 diff changeset	672 {
ff918ee1a983 Delete idx in Sparse<T> and Array<T> operator = David Bateman <dbateman@free.fr> parents: 7620 diff changeset	673 if (this != &a)
ff918ee1a983 Delete idx in Sparse<T> and Array<T> operator = David Bateman <dbateman@free.fr> parents: 7620 diff changeset	674 {
13985 43cc49c7abd1 Use thread-safe atomic reference counting (GCC and MSVC). Michael Goffioul <michael.goffioul@gmail.com> parents: 13841 diff changeset	675 if (--rep->count == 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	676 delete rep;
7717 ff918ee1a983 Delete idx in Sparse<T> and Array<T> operator = David Bateman <dbateman@free.fr> parents: 7620 diff changeset	677
ff918ee1a983 Delete idx in Sparse<T> and Array<T> operator = David Bateman <dbateman@free.fr> parents: 7620 diff changeset	678 rep = a.rep;
ff918ee1a983 Delete idx in Sparse<T> and Array<T> operator = David Bateman <dbateman@free.fr> parents: 7620 diff changeset	679 rep->count++;
ff918ee1a983 Delete idx in Sparse<T> and Array<T> operator = David Bateman <dbateman@free.fr> parents: 7620 diff changeset	680
ff918ee1a983 Delete idx in Sparse<T> and Array<T> operator = David Bateman <dbateman@free.fr> parents: 7620 diff changeset	681 dimensions = a.dimensions;
ff918ee1a983 Delete idx in Sparse<T> and Array<T> operator = David Bateman <dbateman@free.fr> parents: 7620 diff changeset	682 }
ff918ee1a983 Delete idx in Sparse<T> and Array<T> operator = David Bateman <dbateman@free.fr> parents: 7620 diff changeset	683
ff918ee1a983 Delete idx in Sparse<T> and Array<T> operator = David Bateman <dbateman@free.fr> parents: 7620 diff changeset	684 return *this;
ff918ee1a983 Delete idx in Sparse<T> and Array<T> operator = David Bateman <dbateman@free.fr> parents: 7620 diff changeset	685 }
ff918ee1a983 Delete idx in Sparse<T> and Array<T> operator = David Bateman <dbateman@free.fr> parents: 7620 diff changeset	686
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21136 diff changeset	687 template <typename T>
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	688 octave_idx_type
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	689 Sparse<T>::compute_index (const Array<octave_idx_type>& ra_idx) const
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	690 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	691 octave_idx_type n = dimensions.length ();
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	692
21136 7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	693 if (n <= 0 \|\| n != ra_idx.numel ())
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	694 (*current_liboctave_error_handler)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	695 ("Sparse<T>::compute_index: invalid ra_idxing operation");
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	696
21136 7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	697 octave_idx_type retval = -1;
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	698
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	699 retval = ra_idx(--n);
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	700
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	701 while (--n >= 0)
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	702 {
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	703 retval *= dimensions(n);
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	704 retval += ra_idx(n);
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	705 }
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	706
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	707 return retval;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	708 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	709
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21136 diff changeset	710 template <typename T>
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	711 T
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	712 Sparse<T>::range_error (const char *fcn, octave_idx_type n) const
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	713 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	714 (*current_liboctave_error_handler) ("%s (%d): range error", fcn, n);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	715 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	716
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21136 diff changeset	717 template <typename T>
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	718 T&
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	719 Sparse<T>::range_error (const char *fcn, octave_idx_type n)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	720 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	721 (*current_liboctave_error_handler) ("%s (%d): range error", fcn, n);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	722 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	723
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21136 diff changeset	724 template <typename T>
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	725 T
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	726 Sparse<T>::range_error (const char *fcn, octave_idx_type i,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	727 octave_idx_type j) const
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	728 {
21136 7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	729 (*current_liboctave_error_handler) ("%s (%d, %d): range error", fcn, i, j);
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	730 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	731
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21136 diff changeset	732 template <typename T>
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	733 T&
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	734 Sparse<T>::range_error (const char *fcn, octave_idx_type i, octave_idx_type j)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	735 {
21136 7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	736 (*current_liboctave_error_handler) ("%s (%d, %d): range error", fcn, i, j);
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	737 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	738
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21136 diff changeset	739 template <typename T>
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	740 T
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	741 Sparse<T>::range_error (const char *fcn,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	742 const Array<octave_idx_type>& ra_idx) const
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	743 {
5765 7ba9ad1fec11 [project @ 2006-04-17 05:05:15 by jwe] jwe parents: 5760 diff changeset	744 std::ostringstream buf;
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	745
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	746 buf << fcn << " (";
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	747
20232 a9574e3c6e9e Deprecate Array::length() and Sparse::length() in favour of ::numel(). Carnë Draug <carandraug@octave.org> parents: 20229 diff changeset	748 octave_idx_type n = ra_idx.numel ();
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	749
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	750 if (n > 0)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	751 buf << ra_idx(0);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	752
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	753 for (octave_idx_type i = 1; i < n; i++)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	754 buf << ", " << ra_idx(i);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	755
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	756 buf << "): range error";
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11571 diff changeset	757
5765 7ba9ad1fec11 [project @ 2006-04-17 05:05:15 by jwe] jwe parents: 5760 diff changeset	758 std::string buf_str = buf.str ();
7ba9ad1fec11 [project @ 2006-04-17 05:05:15 by jwe] jwe parents: 5760 diff changeset	759
7ba9ad1fec11 [project @ 2006-04-17 05:05:15 by jwe] jwe parents: 5760 diff changeset	760 (*current_liboctave_error_handler) (buf_str.c_str ());
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	761 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	762
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21136 diff changeset	763 template <typename T>
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	764 T&
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	765 Sparse<T>::range_error (const char *fcn, const Array<octave_idx_type>& ra_idx)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	766 {
5765 7ba9ad1fec11 [project @ 2006-04-17 05:05:15 by jwe] jwe parents: 5760 diff changeset	767 std::ostringstream buf;
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	768
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	769 buf << fcn << " (";
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	770
20232 a9574e3c6e9e Deprecate Array::length() and Sparse::length() in favour of ::numel(). Carnë Draug <carandraug@octave.org> parents: 20229 diff changeset	771 octave_idx_type n = ra_idx.numel ();
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	772
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	773 if (n > 0)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	774 buf << ra_idx(0);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	775
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	776 for (octave_idx_type i = 1; i < n; i++)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	777 buf << ", " << ra_idx(i);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	778
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	779 buf << "): range error";
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	780
5765 7ba9ad1fec11 [project @ 2006-04-17 05:05:15 by jwe] jwe parents: 5760 diff changeset	781 std::string buf_str = buf.str ();
7ba9ad1fec11 [project @ 2006-04-17 05:05:15 by jwe] jwe parents: 5760 diff changeset	782
7ba9ad1fec11 [project @ 2006-04-17 05:05:15 by jwe] jwe parents: 5760 diff changeset	783 (*current_liboctave_error_handler) (buf_str.c_str ());
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	784 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	785
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21136 diff changeset	786 template <typename T>
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	787 Sparse<T>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	788 Sparse<T>::reshape (const dim_vector& new_dims) const
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	789 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	790 Sparse<T> retval;
6689 8e0444d90050 [project @ 2007-06-04 22:28:19 by dbateman] dbateman parents: 6101 diff changeset	791 dim_vector dims2 = new_dims;
8e0444d90050 [project @ 2007-06-04 22:28:19 by dbateman] dbateman parents: 6101 diff changeset	792
8e0444d90050 [project @ 2007-06-04 22:28:19 by dbateman] dbateman parents: 6101 diff changeset	793 if (dims2.length () > 2)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	794 {
19410 95c533ed464b use warning IDs for all warnings in liboctave John W. Eaton <jwe@octave.org> parents: 19381 diff changeset	795 (*current_liboctave_warning_with_id_handler)
95c533ed464b use warning IDs for all warnings in liboctave John W. Eaton <jwe@octave.org> parents: 19381 diff changeset	796 ("Octave:reshape-smashes-dims",
21014 b9d4c3615e89 maint: Capitalize D for dimension in messages and comments. Rik <rik@octave.org> parents: 20673 diff changeset	797 "reshape: sparse reshape to N-D array smashes dims");
6814 8c89a644df8a [project @ 2007-08-14 17:30:59 by jwe] jwe parents: 6813 diff changeset	798
14846 460a3c6d8bf1 maint: Use Octave coding convention for cuddled parenthis in function calls with empty argument lists. Rik <octave@nomad.inbox5.com> parents: 14844 diff changeset	799 for (octave_idx_type i = 2; i < dims2.length (); i++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	800 dims2(1) *= dims2(i);
6814 8c89a644df8a [project @ 2007-08-14 17:30:59 by jwe] jwe parents: 6813 diff changeset	801
6689 8e0444d90050 [project @ 2007-06-04 22:28:19 by dbateman] dbateman parents: 6101 diff changeset	802 dims2.resize (2);
8e0444d90050 [project @ 2007-06-04 22:28:19 by dbateman] dbateman parents: 6101 diff changeset	803 }
8e0444d90050 [project @ 2007-06-04 22:28:19 by dbateman] dbateman parents: 6101 diff changeset	804
8e0444d90050 [project @ 2007-06-04 22:28:19 by dbateman] dbateman parents: 6101 diff changeset	805 if (dimensions != dims2)
8e0444d90050 [project @ 2007-06-04 22:28:19 by dbateman] dbateman parents: 6101 diff changeset	806 {
8e0444d90050 [project @ 2007-06-04 22:28:19 by dbateman] dbateman parents: 6101 diff changeset	807 if (dimensions.numel () == dims2.numel ())
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	808 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	809 octave_idx_type new_nnz = nnz ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	810 octave_idx_type new_nr = dims2 (0);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	811 octave_idx_type new_nc = dims2 (1);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	812 octave_idx_type old_nr = rows ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	813 octave_idx_type old_nc = cols ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	814 retval = Sparse<T> (new_nr, new_nc, new_nnz);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	815
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	816 octave_idx_type kk = 0;
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	817 retval.xcidx (0) = 0;
21256 a93fa1b0796e Avoid overflow while reshaping large sparse matrices (bug #42850). Lachlan Andrew <lachlanbis@gmail.com> parents: 21255 diff changeset	818 // quotient and remainder of i * old_nr divided by new_nr
a93fa1b0796e Avoid overflow while reshaping large sparse matrices (bug #42850). Lachlan Andrew <lachlanbis@gmail.com> parents: 21255 diff changeset	819 // Track them individually to avoid overflow (bug #42850).
a93fa1b0796e Avoid overflow while reshaping large sparse matrices (bug #42850). Lachlan Andrew <lachlanbis@gmail.com> parents: 21255 diff changeset	820 octave_idx_type i_old_qu = 0;
a93fa1b0796e Avoid overflow while reshaping large sparse matrices (bug #42850). Lachlan Andrew <lachlanbis@gmail.com> parents: 21255 diff changeset	821 octave_idx_type i_old_rm = static_cast<octave_idx_type> (-old_nr);
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	822 for (octave_idx_type i = 0; i < old_nc; i++)
21256 a93fa1b0796e Avoid overflow while reshaping large sparse matrices (bug #42850). Lachlan Andrew <lachlanbis@gmail.com> parents: 21255 diff changeset	823 {
a93fa1b0796e Avoid overflow while reshaping large sparse matrices (bug #42850). Lachlan Andrew <lachlanbis@gmail.com> parents: 21255 diff changeset	824 i_old_rm += old_nr;
a93fa1b0796e Avoid overflow while reshaping large sparse matrices (bug #42850). Lachlan Andrew <lachlanbis@gmail.com> parents: 21255 diff changeset	825 if (i_old_rm >= new_nr)
a93fa1b0796e Avoid overflow while reshaping large sparse matrices (bug #42850). Lachlan Andrew <lachlanbis@gmail.com> parents: 21255 diff changeset	826 {
a93fa1b0796e Avoid overflow while reshaping large sparse matrices (bug #42850). Lachlan Andrew <lachlanbis@gmail.com> parents: 21255 diff changeset	827 i_old_qu += i_old_rm / new_nr;
a93fa1b0796e Avoid overflow while reshaping large sparse matrices (bug #42850). Lachlan Andrew <lachlanbis@gmail.com> parents: 21255 diff changeset	828 i_old_rm = i_old_rm % new_nr;
a93fa1b0796e Avoid overflow while reshaping large sparse matrices (bug #42850). Lachlan Andrew <lachlanbis@gmail.com> parents: 21255 diff changeset	829 }
a93fa1b0796e Avoid overflow while reshaping large sparse matrices (bug #42850). Lachlan Andrew <lachlanbis@gmail.com> parents: 21255 diff changeset	830 for (octave_idx_type j = cidx (i); j < cidx (i+1); j++)
a93fa1b0796e Avoid overflow while reshaping large sparse matrices (bug #42850). Lachlan Andrew <lachlanbis@gmail.com> parents: 21255 diff changeset	831 {
a93fa1b0796e Avoid overflow while reshaping large sparse matrices (bug #42850). Lachlan Andrew <lachlanbis@gmail.com> parents: 21255 diff changeset	832 octave_idx_type ii, jj;
a93fa1b0796e Avoid overflow while reshaping large sparse matrices (bug #42850). Lachlan Andrew <lachlanbis@gmail.com> parents: 21255 diff changeset	833 ii = (i_old_rm + ridx (j)) % new_nr;
a93fa1b0796e Avoid overflow while reshaping large sparse matrices (bug #42850). Lachlan Andrew <lachlanbis@gmail.com> parents: 21255 diff changeset	834 jj = i_old_qu + (i_old_rm + ridx (j)) / new_nr;
a93fa1b0796e Avoid overflow while reshaping large sparse matrices (bug #42850). Lachlan Andrew <lachlanbis@gmail.com> parents: 21255 diff changeset	835
a93fa1b0796e Avoid overflow while reshaping large sparse matrices (bug #42850). Lachlan Andrew <lachlanbis@gmail.com> parents: 21255 diff changeset	836 // Original calculation subject to overflow
a93fa1b0796e Avoid overflow while reshaping large sparse matrices (bug #42850). Lachlan Andrew <lachlanbis@gmail.com> parents: 21255 diff changeset	837 // ii = (i*old_nr + ridx (j)) % new_nr
a93fa1b0796e Avoid overflow while reshaping large sparse matrices (bug #42850). Lachlan Andrew <lachlanbis@gmail.com> parents: 21255 diff changeset	838 // jj = (i*old_nr + ridx (j)) / new_nr
a93fa1b0796e Avoid overflow while reshaping large sparse matrices (bug #42850). Lachlan Andrew <lachlanbis@gmail.com> parents: 21255 diff changeset	839
a93fa1b0796e Avoid overflow while reshaping large sparse matrices (bug #42850). Lachlan Andrew <lachlanbis@gmail.com> parents: 21255 diff changeset	840 for (octave_idx_type k = kk; k < jj; k++)
a93fa1b0796e Avoid overflow while reshaping large sparse matrices (bug #42850). Lachlan Andrew <lachlanbis@gmail.com> parents: 21255 diff changeset	841 retval.xcidx (k+1) = j;
a93fa1b0796e Avoid overflow while reshaping large sparse matrices (bug #42850). Lachlan Andrew <lachlanbis@gmail.com> parents: 21255 diff changeset	842 kk = jj;
a93fa1b0796e Avoid overflow while reshaping large sparse matrices (bug #42850). Lachlan Andrew <lachlanbis@gmail.com> parents: 21255 diff changeset	843 retval.xdata (j) = data (j);
a93fa1b0796e Avoid overflow while reshaping large sparse matrices (bug #42850). Lachlan Andrew <lachlanbis@gmail.com> parents: 21255 diff changeset	844 retval.xridx (j) = ii;
a93fa1b0796e Avoid overflow while reshaping large sparse matrices (bug #42850). Lachlan Andrew <lachlanbis@gmail.com> parents: 21255 diff changeset	845 }
a93fa1b0796e Avoid overflow while reshaping large sparse matrices (bug #42850). Lachlan Andrew <lachlanbis@gmail.com> parents: 21255 diff changeset	846 }
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	847 for (octave_idx_type k = kk; k < new_nc; k++)
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	848 retval.xcidx (k+1) = new_nnz;
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	849 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	850 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	851 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	852 std::string dimensions_str = dimensions.str ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	853 std::string new_dims_str = new_dims.str ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	854
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	855 (*current_liboctave_error_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	856 ("reshape: can't reshape %s array to %s array",
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	857 dimensions_str.c_str (), new_dims_str.c_str ());
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	858 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	859 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	860 else
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	861 retval = *this;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	862
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	863 return retval;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	864 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	865
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21136 diff changeset	866 template <typename T>
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	867 Sparse<T>
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	868 Sparse<T>::permute (const Array<octave_idx_type>& perm_vec, bool) const
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	869 {
6813 75d99621f850 [project @ 2007-08-14 17:14:18 by jwe] jwe parents: 6689 diff changeset	870 // The only valid permutations of a sparse array are [1, 2] and [2, 1].
75d99621f850 [project @ 2007-08-14 17:14:18 by jwe] jwe parents: 6689 diff changeset	871
75d99621f850 [project @ 2007-08-14 17:14:18 by jwe] jwe parents: 6689 diff changeset	872 bool fail = false;
6817 2e7f62e52c13 [project @ 2007-08-19 19:36:40 by dbateman] dbateman parents: 6814 diff changeset	873 bool trans = false;
6813 75d99621f850 [project @ 2007-08-14 17:14:18 by jwe] jwe parents: 6689 diff changeset	874
20232 a9574e3c6e9e Deprecate Array::length() and Sparse::length() in favour of ::numel(). Carnë Draug <carandraug@octave.org> parents: 20229 diff changeset	875 if (perm_vec.numel () == 2)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	876 {
6813 75d99621f850 [project @ 2007-08-14 17:14:18 by jwe] jwe parents: 6689 diff changeset	877 if (perm_vec(0) == 0 && perm_vec(1) == 1)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	878 /* do nothing */;
6813 75d99621f850 [project @ 2007-08-14 17:14:18 by jwe] jwe parents: 6689 diff changeset	879 else if (perm_vec(0) == 1 && perm_vec(1) == 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	880 trans = true;
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	881 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	882 fail = true;
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	883 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	884 else
6813 75d99621f850 [project @ 2007-08-14 17:14:18 by jwe] jwe parents: 6689 diff changeset	885 fail = true;
75d99621f850 [project @ 2007-08-14 17:14:18 by jwe] jwe parents: 6689 diff changeset	886
75d99621f850 [project @ 2007-08-14 17:14:18 by jwe] jwe parents: 6689 diff changeset	887 if (fail)
75d99621f850 [project @ 2007-08-14 17:14:18 by jwe] jwe parents: 6689 diff changeset	888 (*current_liboctave_error_handler)
75d99621f850 [project @ 2007-08-14 17:14:18 by jwe] jwe parents: 6689 diff changeset	889 ("permutation vector contains an invalid element");
75d99621f850 [project @ 2007-08-14 17:14:18 by jwe] jwe parents: 6689 diff changeset	890
6817 2e7f62e52c13 [project @ 2007-08-19 19:36:40 by dbateman] dbateman parents: 6814 diff changeset	891 return trans ? this->transpose () : *this;
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	892 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	893
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21136 diff changeset	894 template <typename T>
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	895 void
10425 0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	896 Sparse<T>::resize1 (octave_idx_type n)
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	897 {
18084 8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	898 octave_idx_type nr = rows ();
8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	899 octave_idx_type nc = cols ();
10425 0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	900
10512 aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	901 if (nr == 0)
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	902 resize (1, std::max (nc, n));
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	903 else if (nc == 0)
10520 72c90e7132a9 fix failing sparse assignment tests Jaroslav Hajek <highegg@gmail.com> parents: 10516 diff changeset	904 resize (nr, (n + nr - 1) / nr); // Ain't it wicked?
10512 aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	905 else if (nr == 1)
10425 0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	906 resize (1, n);
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	907 else if (nc == 1)
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	908 resize (n, 1);
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	909 else
21100 e39e05d90788 Switch gripe_XXX to either err_XXX or warn_XXX naming scheme. Rik <rik@octave.org> parents: 21014 diff changeset	910 err_invalid_resize ();
10425 0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	911 }
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	912
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21136 diff changeset	913 template <typename T>
10425 0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	914 void
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	915 Sparse<T>::resize (const dim_vector& dv)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	916 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	917 octave_idx_type n = dv.length ();
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	918
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	919 if (n != 2)
21136 7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	920 (*current_liboctave_error_handler) ("sparse array must be 2-D");
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	921
10425 0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	922 resize (dv(0), dv(1));
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	923 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	924
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21136 diff changeset	925 template <typename T>
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	926 void
10425 0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	927 Sparse<T>::resize (octave_idx_type r, octave_idx_type c)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	928 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	929 if (r < 0 \|\| c < 0)
21136 7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	930 (*current_liboctave_error_handler) ("can't resize to negative dimension");
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	931
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	932 if (r == dim1 () && c == dim2 ())
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	933 return;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	934
10499 fabed15083a4 optimize sparse resize Jaroslav Hajek <highegg@gmail.com> parents: 10497 diff changeset	935 // This wouldn't be necessary for r >= rows () if nrows wasn't part of the
fabed15083a4 optimize sparse resize Jaroslav Hajek <highegg@gmail.com> parents: 10497 diff changeset	936 // Sparse rep. It is not good for anything in there.
fabed15083a4 optimize sparse resize Jaroslav Hajek <highegg@gmail.com> parents: 10497 diff changeset	937 make_unique ();
fabed15083a4 optimize sparse resize Jaroslav Hajek <highegg@gmail.com> parents: 10497 diff changeset	938
fabed15083a4 optimize sparse resize Jaroslav Hajek <highegg@gmail.com> parents: 10497 diff changeset	939 if (r < rows ())
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	940 {
18084 8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	941 octave_idx_type i = 0;
8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	942 octave_idx_type k = 0;
10499 fabed15083a4 optimize sparse resize Jaroslav Hajek <highegg@gmail.com> parents: 10497 diff changeset	943 for (octave_idx_type j = 1; j <= rep->ncols; j++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	944 {
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	945 octave_idx_type u = xcidx (j);
10499 fabed15083a4 optimize sparse resize Jaroslav Hajek <highegg@gmail.com> parents: 10497 diff changeset	946 for (i = i; i < u; i++)
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	947 if (xridx (i) < r)
10499 fabed15083a4 optimize sparse resize Jaroslav Hajek <highegg@gmail.com> parents: 10497 diff changeset	948 {
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	949 xdata (k) = xdata (i);
3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	950 xridx (k++) = xridx (i);
10499 fabed15083a4 optimize sparse resize Jaroslav Hajek <highegg@gmail.com> parents: 10497 diff changeset	951 }
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	952 xcidx (j) = k;
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	953 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	954 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	955
10499 fabed15083a4 optimize sparse resize Jaroslav Hajek <highegg@gmail.com> parents: 10497 diff changeset	956 rep->nrows = dimensions(0) = r;
fabed15083a4 optimize sparse resize Jaroslav Hajek <highegg@gmail.com> parents: 10497 diff changeset	957
fabed15083a4 optimize sparse resize Jaroslav Hajek <highegg@gmail.com> parents: 10497 diff changeset	958 if (c != rep->ncols)
fabed15083a4 optimize sparse resize Jaroslav Hajek <highegg@gmail.com> parents: 10497 diff changeset	959 {
fabed15083a4 optimize sparse resize Jaroslav Hajek <highegg@gmail.com> parents: 10497 diff changeset	960 octave_idx_type *new_cidx = new octave_idx_type [c+1];
19381 af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	961 std::copy (rep->c, rep->c + std::min (c, rep->ncols) + 1, new_cidx);
10499 fabed15083a4 optimize sparse resize Jaroslav Hajek <highegg@gmail.com> parents: 10497 diff changeset	962 delete [] rep->c;
fabed15083a4 optimize sparse resize Jaroslav Hajek <highegg@gmail.com> parents: 10497 diff changeset	963 rep->c = new_cidx;
fabed15083a4 optimize sparse resize Jaroslav Hajek <highegg@gmail.com> parents: 10497 diff changeset	964
fabed15083a4 optimize sparse resize Jaroslav Hajek <highegg@gmail.com> parents: 10497 diff changeset	965 if (c > rep->ncols)
19381 af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	966 std::fill_n (rep->c + rep->ncols + 1, c - rep->ncols,
19861 19755f4fc851 maint: Cleanup C++ code to follow Octave coding conventions. Rik <rik@octave.org> parents: 19697 diff changeset	967 rep->c[rep->ncols]);
10499 fabed15083a4 optimize sparse resize Jaroslav Hajek <highegg@gmail.com> parents: 10497 diff changeset	968 }
fabed15083a4 optimize sparse resize Jaroslav Hajek <highegg@gmail.com> parents: 10497 diff changeset	969
fabed15083a4 optimize sparse resize Jaroslav Hajek <highegg@gmail.com> parents: 10497 diff changeset	970 rep->ncols = dimensions(1) = c;
fabed15083a4 optimize sparse resize Jaroslav Hajek <highegg@gmail.com> parents: 10497 diff changeset	971
fabed15083a4 optimize sparse resize Jaroslav Hajek <highegg@gmail.com> parents: 10497 diff changeset	972 rep->change_length (rep->nnz ());
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	973 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	974
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21136 diff changeset	975 template <typename T>
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	976 Sparse<T>&
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	977 Sparse<T>::insert (const Sparse<T>& a, octave_idx_type r, octave_idx_type c)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	978 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	979 octave_idx_type a_rows = a.rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	980 octave_idx_type a_cols = a.cols ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	981 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	982 octave_idx_type nc = cols ();
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	983
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	984 if (r < 0 \|\| r + a_rows > rows () \|\| c < 0 \|\| c + a_cols > cols ())
21136 7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	985 (*current_liboctave_error_handler) ("range error for insert");
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	986
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	987 // First count the number of elements in the final array
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	988 octave_idx_type nel = cidx (c) + a.nnz ();
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	989
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	990 if (c + a_cols < nc)
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	991 nel += cidx (nc) - cidx (c + a_cols);
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	992
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	993 for (octave_idx_type i = c; i < c + a_cols; i++)
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	994 for (octave_idx_type j = cidx (i); j < cidx (i+1); j++)
3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	995 if (ridx (j) < r \|\| ridx (j) >= r + a_rows)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	996 nel++;
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	997
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	998 Sparse<T> tmp (*this);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	999 --rep->count;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1000 rep = new typename Sparse<T>::SparseRep (nr, nc, nel);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1001
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1002 for (octave_idx_type i = 0; i < tmp.cidx (c); i++)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1003 {
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1004 data (i) = tmp.data (i);
3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1005 ridx (i) = tmp.ridx (i);
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1006 }
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	1007 for (octave_idx_type i = 0; i < c + 1; i++)
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1008 cidx (i) = tmp.cidx (i);
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1009
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1010 octave_idx_type ii = cidx (c);
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	1011
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	1012 for (octave_idx_type i = c; i < c + a_cols; i++)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1013 {
10142 829e69ec3110 make OCTAVE_QUIT a function Jaroslav Hajek <highegg@gmail.com> parents: 9469 diff changeset	1014 octave_quit ();
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1015
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1016 for (octave_idx_type j = tmp.cidx (i); j < tmp.cidx (i+1); j++)
3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1017 if (tmp.ridx (j) < r)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1018 {
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1019 data (ii) = tmp.data (j);
3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1020 ridx (ii++) = tmp.ridx (j);
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1021 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1022
10142 829e69ec3110 make OCTAVE_QUIT a function Jaroslav Hajek <highegg@gmail.com> parents: 9469 diff changeset	1023 octave_quit ();
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1024
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1025 for (octave_idx_type j = a.cidx (i-c); j < a.cidx (i-c+1); j++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1026 {
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1027 data (ii) = a.data (j);
3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1028 ridx (ii++) = r + a.ridx (j);
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1029 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1030
10142 829e69ec3110 make OCTAVE_QUIT a function Jaroslav Hajek <highegg@gmail.com> parents: 9469 diff changeset	1031 octave_quit ();
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1032
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1033 for (octave_idx_type j = tmp.cidx (i); j < tmp.cidx (i+1); j++)
3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1034 if (tmp.ridx (j) >= r + a_rows)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1035 {
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1036 data (ii) = tmp.data (j);
3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1037 ridx (ii++) = tmp.ridx (j);
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1038 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1039
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1040 cidx (i+1) = ii;
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1041 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1042
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	1043 for (octave_idx_type i = c + a_cols; i < nc; i++)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1044 {
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1045 for (octave_idx_type j = tmp.cidx (i); j < tmp.cidx (i+1); j++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1046 {
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1047 data (ii) = tmp.data (j);
3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1048 ridx (ii++) = tmp.ridx (j);
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1049 }
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1050 cidx (i+1) = ii;
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1051 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1052
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1053 return *this;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1054 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1055
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21136 diff changeset	1056 template <typename T>
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1057 Sparse<T>&
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	1058 Sparse<T>::insert (const Sparse<T>& a, const Array<octave_idx_type>& ra_idx)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1059 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1060
20232 a9574e3c6e9e Deprecate Array::length() and Sparse::length() in favour of ::numel(). Carnë Draug <carandraug@octave.org> parents: 20229 diff changeset	1061 if (ra_idx.numel () != 2)
21136 7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	1062 (*current_liboctave_error_handler) ("range error for insert");
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1063
20218 b2100e1659ac maint: Use cuddled parentheses when indexing dimension_vectors. Rik <rik@octave.org> parents: 19861 diff changeset	1064 return insert (a, ra_idx(0), ra_idx(1));
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1065 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1066
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21136 diff changeset	1067 template <typename T>
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1068 Sparse<T>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1069 Sparse<T>::transpose (void) const
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1070 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1071 assert (ndims () == 2);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1072
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	1073 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	1074 octave_idx_type nc = cols ();
5648 69a4f320d95a [project @ 2006-03-08 20:17:37 by dbateman] dbateman parents: 5630 diff changeset	1075 octave_idx_type nz = nnz ();
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1076 Sparse<T> retval (nc, nr, nz);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1077
5648 69a4f320d95a [project @ 2006-03-08 20:17:37 by dbateman] dbateman parents: 5630 diff changeset	1078 for (octave_idx_type i = 0; i < nz; i++)
8987 542015fada9e Eliminate the workspace in sparse transpose. Jason Riedy <jason@acm.org> parents: 8920 diff changeset	1079 retval.xcidx (ridx (i) + 1)++;
542015fada9e Eliminate the workspace in sparse transpose. Jason Riedy <jason@acm.org> parents: 8920 diff changeset	1080 // retval.xcidx[1:nr] holds the row degrees for rows 0:(nr-1)
5648 69a4f320d95a [project @ 2006-03-08 20:17:37 by dbateman] dbateman parents: 5630 diff changeset	1081 nz = 0;
8987 542015fada9e Eliminate the workspace in sparse transpose. Jason Riedy <jason@acm.org> parents: 8920 diff changeset	1082 for (octave_idx_type i = 1; i <= nr; i++)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1083 {
8987 542015fada9e Eliminate the workspace in sparse transpose. Jason Riedy <jason@acm.org> parents: 8920 diff changeset	1084 const octave_idx_type tmp = retval.xcidx (i);
542015fada9e Eliminate the workspace in sparse transpose. Jason Riedy <jason@acm.org> parents: 8920 diff changeset	1085 retval.xcidx (i) = nz;
542015fada9e Eliminate the workspace in sparse transpose. Jason Riedy <jason@acm.org> parents: 8920 diff changeset	1086 nz += tmp;
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1087 }
8987 542015fada9e Eliminate the workspace in sparse transpose. Jason Riedy <jason@acm.org> parents: 8920 diff changeset	1088 // retval.xcidx[1:nr] holds row entry start offsets for rows 0:(nr-1)
5648 69a4f320d95a [project @ 2006-03-08 20:17:37 by dbateman] dbateman parents: 5630 diff changeset	1089
69a4f320d95a [project @ 2006-03-08 20:17:37 by dbateman] dbateman parents: 5630 diff changeset	1090 for (octave_idx_type j = 0; j < nc; j++)
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1091 for (octave_idx_type k = cidx (j); k < cidx (j+1); k++)
5648 69a4f320d95a [project @ 2006-03-08 20:17:37 by dbateman] dbateman parents: 5630 diff changeset	1092 {
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1093 octave_idx_type q = retval.xcidx (ridx (k) + 1)++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1094 retval.xridx (q) = j;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1095 retval.xdata (q) = data (k);
5648 69a4f320d95a [project @ 2006-03-08 20:17:37 by dbateman] dbateman parents: 5630 diff changeset	1096 }
8987 542015fada9e Eliminate the workspace in sparse transpose. Jason Riedy <jason@acm.org> parents: 8920 diff changeset	1097 assert (nnz () == retval.xcidx (nr));
542015fada9e Eliminate the workspace in sparse transpose. Jason Riedy <jason@acm.org> parents: 8920 diff changeset	1098 // retval.xcidx[1:nr] holds row entry end offsets for rows 0:(nr-1)
542015fada9e Eliminate the workspace in sparse transpose. Jason Riedy <jason@acm.org> parents: 8920 diff changeset	1099 // and retval.xcidx[0:(nr-1)] holds their row entry start offsets
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1100
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1101 return retval;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1102 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1103
10493 2f8bacc2a57d fix order of func defs in Sparse.cc Jaroslav Hajek <highegg@gmail.com> parents: 10490 diff changeset	1104 // Lower bound lookup. Could also use octave_sort, but that has upper bound
2f8bacc2a57d fix order of func defs in Sparse.cc Jaroslav Hajek <highegg@gmail.com> parents: 10490 diff changeset	1105 // semantics, so requires some manipulation to set right. Uses a plain loop for
2f8bacc2a57d fix order of func defs in Sparse.cc Jaroslav Hajek <highegg@gmail.com> parents: 10490 diff changeset	1106 // small columns.
2f8bacc2a57d fix order of func defs in Sparse.cc Jaroslav Hajek <highegg@gmail.com> parents: 10490 diff changeset	1107 static octave_idx_type
2f8bacc2a57d fix order of func defs in Sparse.cc Jaroslav Hajek <highegg@gmail.com> parents: 10490 diff changeset	1108 lblookup (const octave_idx_type *ridx, octave_idx_type nr,
2f8bacc2a57d fix order of func defs in Sparse.cc Jaroslav Hajek <highegg@gmail.com> parents: 10490 diff changeset	1109 octave_idx_type ri)
2f8bacc2a57d fix order of func defs in Sparse.cc Jaroslav Hajek <highegg@gmail.com> parents: 10490 diff changeset	1110 {
2f8bacc2a57d fix order of func defs in Sparse.cc Jaroslav Hajek <highegg@gmail.com> parents: 10490 diff changeset	1111 if (nr <= 8)
2f8bacc2a57d fix order of func defs in Sparse.cc Jaroslav Hajek <highegg@gmail.com> parents: 10490 diff changeset	1112 {
2f8bacc2a57d fix order of func defs in Sparse.cc Jaroslav Hajek <highegg@gmail.com> parents: 10490 diff changeset	1113 octave_idx_type l;
2f8bacc2a57d fix order of func defs in Sparse.cc Jaroslav Hajek <highegg@gmail.com> parents: 10490 diff changeset	1114 for (l = 0; l < nr; l++)
2f8bacc2a57d fix order of func defs in Sparse.cc Jaroslav Hajek <highegg@gmail.com> parents: 10490 diff changeset	1115 if (ridx[l] >= ri)
2f8bacc2a57d fix order of func defs in Sparse.cc Jaroslav Hajek <highegg@gmail.com> parents: 10490 diff changeset	1116 break;
2f8bacc2a57d fix order of func defs in Sparse.cc Jaroslav Hajek <highegg@gmail.com> parents: 10490 diff changeset	1117 return l;
2f8bacc2a57d fix order of func defs in Sparse.cc Jaroslav Hajek <highegg@gmail.com> parents: 10490 diff changeset	1118 }
2f8bacc2a57d fix order of func defs in Sparse.cc Jaroslav Hajek <highegg@gmail.com> parents: 10490 diff changeset	1119 else
2f8bacc2a57d fix order of func defs in Sparse.cc Jaroslav Hajek <highegg@gmail.com> parents: 10490 diff changeset	1120 return std::lower_bound (ridx, ridx + nr, ri) - ridx;
2f8bacc2a57d fix order of func defs in Sparse.cc Jaroslav Hajek <highegg@gmail.com> parents: 10490 diff changeset	1121 }
2f8bacc2a57d fix order of func defs in Sparse.cc Jaroslav Hajek <highegg@gmail.com> parents: 10490 diff changeset	1122
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21136 diff changeset	1123 template <typename T>
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1124 void
10490 fdccd69d26bd rewrite sparse null assignment (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10484 diff changeset	1125 Sparse<T>::delete_elements (const idx_vector& idx)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1126 {
10484 6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1127 Sparse<T> retval;
6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1128
6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1129 assert (ndims () == 2);
6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1130
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	1131 octave_idx_type nr = dim1 ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	1132 octave_idx_type nc = dim2 ();
10484 6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1133 octave_idx_type nz = nnz ();
6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1134
6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1135 octave_idx_type nel = numel (); // Can throw.
6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1136
6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1137 const dim_vector idx_dims = idx.orig_dimensions ();
6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1138
6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1139 if (idx.extent (nel) > nel)
21100 e39e05d90788 Switch gripe_XXX to either err_XXX or warn_XXX naming scheme. Rik <rik@octave.org> parents: 21014 diff changeset	1140 err_del_index_out_of_range (true, idx.extent (nel), nel);
21120 499b851fbfae Replace pattern if/err_XXX/else/code with if/err_XXX/ code. Rik <rik@octave.org> parents: 21118 diff changeset	1141
499b851fbfae Replace pattern if/err_XXX/else/code with if/err_XXX/ code. Rik <rik@octave.org> parents: 21118 diff changeset	1142 if (nc == 1)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1143 {
10484 6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1144 // Sparse column vector.
6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1145 const Sparse<T> tmp = *this; // constant copy to prevent COW.
6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1146
6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1147 octave_idx_type lb, ub;
6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1148
6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1149 if (idx.is_cont_range (nel, lb, ub))
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1150 {
10484 6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1151 // Special-case a contiguous range.
6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1152 // Look-up indices first.
6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1153 octave_idx_type li = lblookup (tmp.ridx (), nz, lb);
6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1154 octave_idx_type ui = lblookup (tmp.ridx (), nz, ub);
6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1155 // Copy data and adjust indices.
6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1156 octave_idx_type nz_new = nz - (ui - li);
6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1157 *this = Sparse<T> (nr - (ub - lb), 1, nz_new);
19381 af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	1158 std::copy (tmp.data (), tmp.data () + li, data ());
af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	1159 std::copy (tmp.ridx (), tmp.ridx () + li, xridx ());
af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	1160 std::copy (tmp.data () + ui, tmp.data () + nz, xdata () + li);
10484 6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1161 mx_inline_sub (nz - ui, xridx () + li, tmp.ridx () + ui, ub - lb);
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1162 xcidx (1) = nz_new;
10382 1766c133674c Special case sparse index method for ranges and maybe_delete_elements method for sparse vectors David Bateman <dbateman@free.fr> parents: 10367 diff changeset	1163 }
1766c133674c Special case sparse index method for ranges and maybe_delete_elements method for sparse vectors David Bateman <dbateman@free.fr> parents: 10367 diff changeset	1164 else
1766c133674c Special case sparse index method for ranges and maybe_delete_elements method for sparse vectors David Bateman <dbateman@free.fr> parents: 10367 diff changeset	1165 {
10484 6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1166 OCTAVE_LOCAL_BUFFER (octave_idx_type, ridx_new, nz);
6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1167 OCTAVE_LOCAL_BUFFER (T, data_new, nz);
6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1168 idx_vector sidx = idx.sorted (true);
6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1169 const octave_idx_type *sj = sidx.raw ();
18084 8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	1170 octave_idx_type sl = sidx.length (nel);
8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	1171 octave_idx_type nz_new = 0;
8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	1172 octave_idx_type j = 0;
10484 6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1173 for (octave_idx_type i = 0; i < nz; i++)
10382 1766c133674c Special case sparse index method for ranges and maybe_delete_elements method for sparse vectors David Bateman <dbateman@free.fr> parents: 10367 diff changeset	1174 {
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1175 octave_idx_type r = tmp.ridx (i);
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1176 for (; j < sl && sj[j] < r; j++) ;
10484 6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1177 if (j == sl \|\| sj[j] > r)
10382 1766c133674c Special case sparse index method for ranges and maybe_delete_elements method for sparse vectors David Bateman <dbateman@free.fr> parents: 10367 diff changeset	1178 {
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1179 data_new[nz_new] = tmp.data (i);
10484 6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1180 ridx_new[nz_new++] = r - j;
10382 1766c133674c Special case sparse index method for ranges and maybe_delete_elements method for sparse vectors David Bateman <dbateman@free.fr> parents: 10367 diff changeset	1181 }
1766c133674c Special case sparse index method for ranges and maybe_delete_elements method for sparse vectors David Bateman <dbateman@free.fr> parents: 10367 diff changeset	1182 }
10484 6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1183
6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1184 *this = Sparse<T> (nr - sl, 1, nz_new);
19381 af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	1185 std::copy (ridx_new, ridx_new + nz_new, ridx ());
af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	1186 std::copy (data_new, data_new + nz_new, xdata ());
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1187 xcidx (1) = nz_new;
10484 6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1188 }
6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1189 }
6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1190 else if (nr == 1)
6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1191 {
6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1192 // Sparse row vector.
6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1193 octave_idx_type lb, ub;
6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1194 if (idx.is_cont_range (nc, lb, ub))
6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1195 {
6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1196 const Sparse<T> tmp = *this;
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1197 octave_idx_type lbi = tmp.cidx (lb);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1198 octave_idx_type ubi = tmp.cidx (ub);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1199 octave_idx_type new_nz = nz - (ubi - lbi);
10484 6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1200 *this = Sparse<T> (1, nc - (ub - lb), new_nz);
19381 af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	1201 std::copy (tmp.data (), tmp.data () + lbi, data ());
af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	1202 std::copy (tmp.data () + ubi, tmp.data () + nz , xdata () + lbi);
af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	1203 std::fill_n (ridx (), new_nz, static_cast<octave_idx_type> (0));
af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	1204 std::copy (tmp.cidx () + 1, tmp.cidx () + 1 + lb, cidx () + 1);
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1205 mx_inline_sub (nc - ub, xcidx () + 1, tmp.cidx () + ub + 1,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1206 ubi - lbi);
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1207 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1208 else
10484 6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1209 *this = index (idx.complement (nc));
6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1210 }
17642 7ed397c8ca68 improve compatibility of null assignment (bug #31287) John W. Eaton <jwe@octave.org> parents: 17285 diff changeset	1211 else if (idx.length (nel) != 0)
10484 6a9571b57745 rewrite sparse null assignment (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10480 diff changeset	1212 {
17642 7ed397c8ca68 improve compatibility of null assignment (bug #31287) John W. Eaton <jwe@octave.org> parents: 17285 diff changeset	1213 if (idx.is_colon_equiv (nel))
7ed397c8ca68 improve compatibility of null assignment (bug #31287) John W. Eaton <jwe@octave.org> parents: 17285 diff changeset	1214 *this = Sparse<T> ();
7ed397c8ca68 improve compatibility of null assignment (bug #31287) John W. Eaton <jwe@octave.org> parents: 17285 diff changeset	1215 else
7ed397c8ca68 improve compatibility of null assignment (bug #31287) John W. Eaton <jwe@octave.org> parents: 17285 diff changeset	1216 {
7ed397c8ca68 improve compatibility of null assignment (bug #31287) John W. Eaton <jwe@octave.org> parents: 17285 diff changeset	1217 *this = index (idx_vector::colon);
7ed397c8ca68 improve compatibility of null assignment (bug #31287) John W. Eaton <jwe@octave.org> parents: 17285 diff changeset	1218 delete_elements (idx);
7ed397c8ca68 improve compatibility of null assignment (bug #31287) John W. Eaton <jwe@octave.org> parents: 17285 diff changeset	1219 *this = transpose (); // We want a row vector.
7ed397c8ca68 improve compatibility of null assignment (bug #31287) John W. Eaton <jwe@octave.org> parents: 17285 diff changeset	1220 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1221 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1222 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1223
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21136 diff changeset	1224 template <typename T>
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1225 void
10490 fdccd69d26bd rewrite sparse null assignment (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10484 diff changeset	1226 Sparse<T>::delete_elements (const idx_vector& idx_i, const idx_vector& idx_j)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1227 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1228 assert (ndims () == 2);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1229
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	1230 octave_idx_type nr = dim1 ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	1231 octave_idx_type nc = dim2 ();
10490 fdccd69d26bd rewrite sparse null assignment (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10484 diff changeset	1232 octave_idx_type nz = nnz ();
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1233
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1234 if (idx_i.is_colon ())
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1235 {
10490 fdccd69d26bd rewrite sparse null assignment (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10484 diff changeset	1236 // Deleting columns.
fdccd69d26bd rewrite sparse null assignment (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10484 diff changeset	1237 octave_idx_type lb, ub;
fdccd69d26bd rewrite sparse null assignment (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10484 diff changeset	1238 if (idx_j.extent (nc) > nc)
21100 e39e05d90788 Switch gripe_XXX to either err_XXX or warn_XXX naming scheme. Rik <rik@octave.org> parents: 21014 diff changeset	1239 err_del_index_out_of_range (false, idx_j.extent (nc), nc);
10490 fdccd69d26bd rewrite sparse null assignment (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10484 diff changeset	1240 else if (idx_j.is_cont_range (nc, lb, ub))
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1241 {
14794 41dcb2c5bb1a Special-case removing rows or columns from empty sparse matrices John W. Eaton <jwe@octave.org> parents: 14792 diff changeset	1242 if (lb == 0 && ub == nc)
41dcb2c5bb1a Special-case removing rows or columns from empty sparse matrices John W. Eaton <jwe@octave.org> parents: 14792 diff changeset	1243 {
41dcb2c5bb1a Special-case removing rows or columns from empty sparse matrices John W. Eaton <jwe@octave.org> parents: 14792 diff changeset	1244 // Delete all rows and columns.
41dcb2c5bb1a Special-case removing rows or columns from empty sparse matrices John W. Eaton <jwe@octave.org> parents: 14792 diff changeset	1245 *this = Sparse<T> (nr, 0);
41dcb2c5bb1a Special-case removing rows or columns from empty sparse matrices John W. Eaton <jwe@octave.org> parents: 14792 diff changeset	1246 }
41dcb2c5bb1a Special-case removing rows or columns from empty sparse matrices John W. Eaton <jwe@octave.org> parents: 14792 diff changeset	1247 else if (nz == 0)
41dcb2c5bb1a Special-case removing rows or columns from empty sparse matrices John W. Eaton <jwe@octave.org> parents: 14792 diff changeset	1248 {
41dcb2c5bb1a Special-case removing rows or columns from empty sparse matrices John W. Eaton <jwe@octave.org> parents: 14792 diff changeset	1249 // No elements to preserve; adjust dimensions.
41dcb2c5bb1a Special-case removing rows or columns from empty sparse matrices John W. Eaton <jwe@octave.org> parents: 14792 diff changeset	1250 *this = Sparse<T> (nr, nc - (ub - lb));
41dcb2c5bb1a Special-case removing rows or columns from empty sparse matrices John W. Eaton <jwe@octave.org> parents: 14792 diff changeset	1251 }
41dcb2c5bb1a Special-case removing rows or columns from empty sparse matrices John W. Eaton <jwe@octave.org> parents: 14792 diff changeset	1252 else
41dcb2c5bb1a Special-case removing rows or columns from empty sparse matrices John W. Eaton <jwe@octave.org> parents: 14792 diff changeset	1253 {
41dcb2c5bb1a Special-case removing rows or columns from empty sparse matrices John W. Eaton <jwe@octave.org> parents: 14792 diff changeset	1254 const Sparse<T> tmp = *this;
18083 938f01339043 maint: Use Octave coding convention for indexing vs. function calls in liboctave/array. Rik <rik@octave.org> parents: 17823 diff changeset	1255 octave_idx_type lbi = tmp.cidx (lb);
938f01339043 maint: Use Octave coding convention for indexing vs. function calls in liboctave/array. Rik <rik@octave.org> parents: 17823 diff changeset	1256 octave_idx_type ubi = tmp.cidx (ub);
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1257 octave_idx_type new_nz = nz - (ubi - lbi);
14792 8483286c0a13 Update Sparse sources to GNU standards (whitespace changes only) Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14791 diff changeset	1258
14794 41dcb2c5bb1a Special-case removing rows or columns from empty sparse matrices John W. Eaton <jwe@octave.org> parents: 14792 diff changeset	1259 *this = Sparse<T> (nr, nc - (ub - lb), new_nz);
19381 af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	1260 std::copy (tmp.data (), tmp.data () + lbi, data ());
af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	1261 std::copy (tmp.ridx (), tmp.ridx () + lbi, ridx ());
af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	1262 std::copy (tmp.data () + ubi, tmp.data () + nz, xdata () + lbi);
af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	1263 std::copy (tmp.ridx () + ubi, tmp.ridx () + nz, xridx () + lbi);
af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	1264 std::copy (tmp.cidx () + 1, tmp.cidx () + 1 + lb, cidx () + 1);
14794 41dcb2c5bb1a Special-case removing rows or columns from empty sparse matrices John W. Eaton <jwe@octave.org> parents: 14792 diff changeset	1265 mx_inline_sub (nc - ub, xcidx () + lb + 1,
41dcb2c5bb1a Special-case removing rows or columns from empty sparse matrices John W. Eaton <jwe@octave.org> parents: 14792 diff changeset	1266 tmp.cidx () + ub + 1, ubi - lbi);
41dcb2c5bb1a Special-case removing rows or columns from empty sparse matrices John W. Eaton <jwe@octave.org> parents: 14792 diff changeset	1267 }
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1268 }
10490 fdccd69d26bd rewrite sparse null assignment (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10484 diff changeset	1269 else
fdccd69d26bd rewrite sparse null assignment (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10484 diff changeset	1270 *this = index (idx_i, idx_j.complement (nc));
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1271 }
10490 fdccd69d26bd rewrite sparse null assignment (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10484 diff changeset	1272 else if (idx_j.is_colon ())
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1273 {
10490 fdccd69d26bd rewrite sparse null assignment (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10484 diff changeset	1274 // Deleting rows.
fdccd69d26bd rewrite sparse null assignment (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10484 diff changeset	1275 octave_idx_type lb, ub;
fdccd69d26bd rewrite sparse null assignment (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10484 diff changeset	1276 if (idx_i.extent (nr) > nr)
21100 e39e05d90788 Switch gripe_XXX to either err_XXX or warn_XXX naming scheme. Rik <rik@octave.org> parents: 21014 diff changeset	1277 err_del_index_out_of_range (false, idx_i.extent (nr), nr);
10490 fdccd69d26bd rewrite sparse null assignment (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10484 diff changeset	1278 else if (idx_i.is_cont_range (nr, lb, ub))
fdccd69d26bd rewrite sparse null assignment (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10484 diff changeset	1279 {
14794 41dcb2c5bb1a Special-case removing rows or columns from empty sparse matrices John W. Eaton <jwe@octave.org> parents: 14792 diff changeset	1280 if (lb == 0 && ub == nr)
41dcb2c5bb1a Special-case removing rows or columns from empty sparse matrices John W. Eaton <jwe@octave.org> parents: 14792 diff changeset	1281 {
41dcb2c5bb1a Special-case removing rows or columns from empty sparse matrices John W. Eaton <jwe@octave.org> parents: 14792 diff changeset	1282 // Delete all rows and columns.
41dcb2c5bb1a Special-case removing rows or columns from empty sparse matrices John W. Eaton <jwe@octave.org> parents: 14792 diff changeset	1283 *this = Sparse<T> (0, nc);
41dcb2c5bb1a Special-case removing rows or columns from empty sparse matrices John W. Eaton <jwe@octave.org> parents: 14792 diff changeset	1284 }
41dcb2c5bb1a Special-case removing rows or columns from empty sparse matrices John W. Eaton <jwe@octave.org> parents: 14792 diff changeset	1285 else if (nz == 0)
10490 fdccd69d26bd rewrite sparse null assignment (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10484 diff changeset	1286 {
14794 41dcb2c5bb1a Special-case removing rows or columns from empty sparse matrices John W. Eaton <jwe@octave.org> parents: 14792 diff changeset	1287 // No elements to preserve; adjust dimensions.
41dcb2c5bb1a Special-case removing rows or columns from empty sparse matrices John W. Eaton <jwe@octave.org> parents: 14792 diff changeset	1288 *this = Sparse<T> (nr - (ub - lb), nc);
41dcb2c5bb1a Special-case removing rows or columns from empty sparse matrices John W. Eaton <jwe@octave.org> parents: 14792 diff changeset	1289 }
41dcb2c5bb1a Special-case removing rows or columns from empty sparse matrices John W. Eaton <jwe@octave.org> parents: 14792 diff changeset	1290 else
41dcb2c5bb1a Special-case removing rows or columns from empty sparse matrices John W. Eaton <jwe@octave.org> parents: 14792 diff changeset	1291 {
41dcb2c5bb1a Special-case removing rows or columns from empty sparse matrices John W. Eaton <jwe@octave.org> parents: 14792 diff changeset	1292 // This is more memory-efficient than the approach below.
41dcb2c5bb1a Special-case removing rows or columns from empty sparse matrices John W. Eaton <jwe@octave.org> parents: 14792 diff changeset	1293 const Sparse<T> tmpl = index (idx_vector (0, lb), idx_j);
41dcb2c5bb1a Special-case removing rows or columns from empty sparse matrices John W. Eaton <jwe@octave.org> parents: 14792 diff changeset	1294 const Sparse<T> tmpu = index (idx_vector (ub, nr), idx_j);
41dcb2c5bb1a Special-case removing rows or columns from empty sparse matrices John W. Eaton <jwe@octave.org> parents: 14792 diff changeset	1295 *this = Sparse<T> (nr - (ub - lb), nc,
41dcb2c5bb1a Special-case removing rows or columns from empty sparse matrices John W. Eaton <jwe@octave.org> parents: 14792 diff changeset	1296 tmpl.nnz () + tmpu.nnz ());
41dcb2c5bb1a Special-case removing rows or columns from empty sparse matrices John W. Eaton <jwe@octave.org> parents: 14792 diff changeset	1297 for (octave_idx_type j = 0, k = 0; j < nc; j++)
10490 fdccd69d26bd rewrite sparse null assignment (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10484 diff changeset	1298 {
18083 938f01339043 maint: Use Octave coding convention for indexing vs. function calls in liboctave/array. Rik <rik@octave.org> parents: 17823 diff changeset	1299 for (octave_idx_type i = tmpl.cidx (j); i < tmpl.cidx (j+1);
14794 41dcb2c5bb1a Special-case removing rows or columns from empty sparse matrices John W. Eaton <jwe@octave.org> parents: 14792 diff changeset	1300 i++)
41dcb2c5bb1a Special-case removing rows or columns from empty sparse matrices John W. Eaton <jwe@octave.org> parents: 14792 diff changeset	1301 {
18083 938f01339043 maint: Use Octave coding convention for indexing vs. function calls in liboctave/array. Rik <rik@octave.org> parents: 17823 diff changeset	1302 xdata (k) = tmpl.data (i);
938f01339043 maint: Use Octave coding convention for indexing vs. function calls in liboctave/array. Rik <rik@octave.org> parents: 17823 diff changeset	1303 xridx (k++) = tmpl.ridx (i);
14794 41dcb2c5bb1a Special-case removing rows or columns from empty sparse matrices John W. Eaton <jwe@octave.org> parents: 14792 diff changeset	1304 }
18083 938f01339043 maint: Use Octave coding convention for indexing vs. function calls in liboctave/array. Rik <rik@octave.org> parents: 17823 diff changeset	1305 for (octave_idx_type i = tmpu.cidx (j); i < tmpu.cidx (j+1);
14794 41dcb2c5bb1a Special-case removing rows or columns from empty sparse matrices John W. Eaton <jwe@octave.org> parents: 14792 diff changeset	1306 i++)
41dcb2c5bb1a Special-case removing rows or columns from empty sparse matrices John W. Eaton <jwe@octave.org> parents: 14792 diff changeset	1307 {
18083 938f01339043 maint: Use Octave coding convention for indexing vs. function calls in liboctave/array. Rik <rik@octave.org> parents: 17823 diff changeset	1308 xdata (k) = tmpu.data (i);
938f01339043 maint: Use Octave coding convention for indexing vs. function calls in liboctave/array. Rik <rik@octave.org> parents: 17823 diff changeset	1309 xridx (k++) = tmpu.ridx (i) + lb;
14794 41dcb2c5bb1a Special-case removing rows or columns from empty sparse matrices John W. Eaton <jwe@octave.org> parents: 14792 diff changeset	1310 }
41dcb2c5bb1a Special-case removing rows or columns from empty sparse matrices John W. Eaton <jwe@octave.org> parents: 14792 diff changeset	1311
18083 938f01339043 maint: Use Octave coding convention for indexing vs. function calls in liboctave/array. Rik <rik@octave.org> parents: 17823 diff changeset	1312 xcidx (j+1) = k;
10490 fdccd69d26bd rewrite sparse null assignment (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10484 diff changeset	1313 }
fdccd69d26bd rewrite sparse null assignment (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10484 diff changeset	1314 }
fdccd69d26bd rewrite sparse null assignment (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10484 diff changeset	1315 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1316 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1317 {
10490 fdccd69d26bd rewrite sparse null assignment (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10484 diff changeset	1318 // This is done by transposing, deleting columns, then transposing
fdccd69d26bd rewrite sparse null assignment (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10484 diff changeset	1319 // again.
fdccd69d26bd rewrite sparse null assignment (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10484 diff changeset	1320 Sparse<T> tmp = transpose ();
fdccd69d26bd rewrite sparse null assignment (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10484 diff changeset	1321 tmp.delete_elements (idx_j, idx_i);
fdccd69d26bd rewrite sparse null assignment (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10484 diff changeset	1322 *this = tmp.transpose ();
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1323 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1324 }
10490 fdccd69d26bd rewrite sparse null assignment (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10484 diff changeset	1325 else
17642 7ed397c8ca68 improve compatibility of null assignment (bug #31287) John W. Eaton <jwe@octave.org> parents: 17285 diff changeset	1326 {
7ed397c8ca68 improve compatibility of null assignment (bug #31287) John W. Eaton <jwe@octave.org> parents: 17285 diff changeset	1327 // Empty assignment (no elements to delete) is OK if there is at
7ed397c8ca68 improve compatibility of null assignment (bug #31287) John W. Eaton <jwe@octave.org> parents: 17285 diff changeset	1328 // least one zero-length index and at most one other index that is
7ed397c8ca68 improve compatibility of null assignment (bug #31287) John W. Eaton <jwe@octave.org> parents: 17285 diff changeset	1329 // non-colon (or equivalent) index. Since we only have two
7ed397c8ca68 improve compatibility of null assignment (bug #31287) John W. Eaton <jwe@octave.org> parents: 17285 diff changeset	1330 // indices, we just need to check that we have at least one zero
7ed397c8ca68 improve compatibility of null assignment (bug #31287) John W. Eaton <jwe@octave.org> parents: 17285 diff changeset	1331 // length index. Matlab considers "[]" to be an empty index but
7ed397c8ca68 improve compatibility of null assignment (bug #31287) John W. Eaton <jwe@octave.org> parents: 17285 diff changeset	1332 // not "false". We accept both.
7ed397c8ca68 improve compatibility of null assignment (bug #31287) John W. Eaton <jwe@octave.org> parents: 17285 diff changeset	1333
7ed397c8ca68 improve compatibility of null assignment (bug #31287) John W. Eaton <jwe@octave.org> parents: 17285 diff changeset	1334 bool empty_assignment
7ed397c8ca68 improve compatibility of null assignment (bug #31287) John W. Eaton <jwe@octave.org> parents: 17285 diff changeset	1335 = (idx_i.length (nr) == 0 \|\| idx_j.length (nc) == 0);
7ed397c8ca68 improve compatibility of null assignment (bug #31287) John W. Eaton <jwe@octave.org> parents: 17285 diff changeset	1336
7ed397c8ca68 improve compatibility of null assignment (bug #31287) John W. Eaton <jwe@octave.org> parents: 17285 diff changeset	1337 if (! empty_assignment)
7ed397c8ca68 improve compatibility of null assignment (bug #31287) John W. Eaton <jwe@octave.org> parents: 17285 diff changeset	1338 (*current_liboctave_error_handler)
7ed397c8ca68 improve compatibility of null assignment (bug #31287) John W. Eaton <jwe@octave.org> parents: 17285 diff changeset	1339 ("a null assignment can only have one non-colon index");
7ed397c8ca68 improve compatibility of null assignment (bug #31287) John W. Eaton <jwe@octave.org> parents: 17285 diff changeset	1340 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1341 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1342
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21136 diff changeset	1343 template <typename T>
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1344 void
10490 fdccd69d26bd rewrite sparse null assignment (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10484 diff changeset	1345 Sparse<T>::delete_elements (int dim, const idx_vector& idx)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1346 {
10490 fdccd69d26bd rewrite sparse null assignment (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10484 diff changeset	1347 if (dim == 0)
fdccd69d26bd rewrite sparse null assignment (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10484 diff changeset	1348 delete_elements (idx, idx_vector::colon);
fdccd69d26bd rewrite sparse null assignment (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10484 diff changeset	1349 else if (dim == 1)
fdccd69d26bd rewrite sparse null assignment (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10484 diff changeset	1350 delete_elements (idx_vector::colon, idx);
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1351 else
21136 7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	1352 (*current_liboctave_error_handler) ("invalid dimension in delete_elements");
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1353 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1354
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21136 diff changeset	1355 template <typename T>
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1356 Sparse<T>
10425 0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1357 Sparse<T>::index (const idx_vector& idx, bool resize_ok) const
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1358 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1359 Sparse<T> retval;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1360
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1361 assert (ndims () == 2);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1362
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	1363 octave_idx_type nr = dim1 ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	1364 octave_idx_type nc = dim2 ();
5681 233d98d95659 [project @ 2006-03-16 17:48:55 by dbateman] dbateman parents: 5648 diff changeset	1365 octave_idx_type nz = nnz ();
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	1366
10425 0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1367 octave_idx_type nel = numel (); // Can throw.
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1368
19413 e354372e20f2 allow sparse arrays to be indexed by N-d arrays (bug #43855) John W. Eaton <jwe@octave.org> parents: 19410 diff changeset	1369 const dim_vector idx_dims = idx.orig_dimensions ().redim (2);
e354372e20f2 allow sparse arrays to be indexed by N-d arrays (bug #43855) John W. Eaton <jwe@octave.org> parents: 19410 diff changeset	1370
e354372e20f2 allow sparse arrays to be indexed by N-d arrays (bug #43855) John W. Eaton <jwe@octave.org> parents: 19410 diff changeset	1371 if (idx.is_colon ())
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1372 {
10494 e52f41fd82c7 optimize (:) indexing of sparse column vectors Jaroslav Hajek <highegg@gmail.com> parents: 10493 diff changeset	1373 if (nc == 1)
e52f41fd82c7 optimize (:) indexing of sparse column vectors Jaroslav Hajek <highegg@gmail.com> parents: 10493 diff changeset	1374 retval = *this;
e52f41fd82c7 optimize (:) indexing of sparse column vectors Jaroslav Hajek <highegg@gmail.com> parents: 10493 diff changeset	1375 else
10425 0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1376 {
10494 e52f41fd82c7 optimize (:) indexing of sparse column vectors Jaroslav Hajek <highegg@gmail.com> parents: 10493 diff changeset	1377 // Fast magic colon processing.
e52f41fd82c7 optimize (:) indexing of sparse column vectors Jaroslav Hajek <highegg@gmail.com> parents: 10493 diff changeset	1378 retval = Sparse<T> (nel, 1, nz);
e52f41fd82c7 optimize (:) indexing of sparse column vectors Jaroslav Hajek <highegg@gmail.com> parents: 10493 diff changeset	1379
e52f41fd82c7 optimize (:) indexing of sparse column vectors Jaroslav Hajek <highegg@gmail.com> parents: 10493 diff changeset	1380 for (octave_idx_type i = 0; i < nc; i++)
10425 0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1381 {
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1382 for (octave_idx_type j = cidx (i); j < cidx (i+1); j++)
10494 e52f41fd82c7 optimize (:) indexing of sparse column vectors Jaroslav Hajek <highegg@gmail.com> parents: 10493 diff changeset	1383 {
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1384 retval.xdata (j) = data (j);
3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1385 retval.xridx (j) = ridx (j) + i * nr;
10494 e52f41fd82c7 optimize (:) indexing of sparse column vectors Jaroslav Hajek <highegg@gmail.com> parents: 10493 diff changeset	1386 }
10425 0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1387 }
10494 e52f41fd82c7 optimize (:) indexing of sparse column vectors Jaroslav Hajek <highegg@gmail.com> parents: 10493 diff changeset	1388
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1389 retval.xcidx (0) = 0;
3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1390 retval.xcidx (1) = nz;
10425 0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1391 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1392 }
10425 0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1393 else if (idx.extent (nel) > nel)
10421 99e9bae2d81e improve sparse indexing interface Jaroslav Hajek <highegg@gmail.com> parents: 10382 diff changeset	1394 {
21118 3ac9f47fb04b Invert pattern if/code/else/err_XXX to if !/err_XXX/code. Rik <rik@octave.org> parents: 21100 diff changeset	1395 if (! resize_ok)
3ac9f47fb04b Invert pattern if/code/else/err_XXX to if !/err_XXX/code. Rik <rik@octave.org> parents: 21100 diff changeset	1396 err_index_out_of_range (1, 1, idx.extent (nel), nel, dims ());
3ac9f47fb04b Invert pattern if/code/else/err_XXX to if !/err_XXX/code. Rik <rik@octave.org> parents: 21100 diff changeset	1397
10425 0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1398 // resize_ok is completely handled here.
21118 3ac9f47fb04b Invert pattern if/code/else/err_XXX to if !/err_XXX/code. Rik <rik@octave.org> parents: 21100 diff changeset	1399 octave_idx_type ext = idx.extent (nel);
3ac9f47fb04b Invert pattern if/code/else/err_XXX to if !/err_XXX/code. Rik <rik@octave.org> parents: 21100 diff changeset	1400 Sparse<T> tmp = *this;
3ac9f47fb04b Invert pattern if/code/else/err_XXX to if !/err_XXX/code. Rik <rik@octave.org> parents: 21100 diff changeset	1401 tmp.resize1 (ext);
3ac9f47fb04b Invert pattern if/code/else/err_XXX to if !/err_XXX/code. Rik <rik@octave.org> parents: 21100 diff changeset	1402 retval = tmp.index (idx);
10421 99e9bae2d81e improve sparse indexing interface Jaroslav Hajek <highegg@gmail.com> parents: 10382 diff changeset	1403 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1404 else if (nr == 1 && nc == 1)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1405 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1406 // You have to be pretty sick to get to this bit of code,
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1407 // since you have a scalar stored as a sparse matrix, and
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11571 diff changeset	1408 // then want to make a dense matrix with sparse
12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11571 diff changeset	1409 // representation. Ok, we'll do it, but you deserve what
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1410 // you get!!
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1411 retval = Sparse<T> (idx_dims(0), idx_dims(1), nz ? data (0) : T ());
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1412 }
10425 0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1413 else if (nc == 1)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1414 {
10425 0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1415 // Sparse column vector.
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1416 octave_idx_type lb, ub;
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1417
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1418 if (idx.is_scalar ())
10382 1766c133674c Special case sparse index method for ranges and maybe_delete_elements method for sparse vectors David Bateman <dbateman@free.fr> parents: 10367 diff changeset	1419 {
10425 0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1420 // Scalar index - just a binary lookup.
10442 3011d1765a6e improve sparse 2d indexing (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10432 diff changeset	1421 octave_idx_type i = lblookup (ridx (), nz, idx(0));
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1422 if (i < nz && ridx (i) == idx(0))
3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1423 retval = Sparse (1, 1, data (i));
10382 1766c133674c Special case sparse index method for ranges and maybe_delete_elements method for sparse vectors David Bateman <dbateman@free.fr> parents: 10367 diff changeset	1424 else
10425 0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1425 retval = Sparse (1, 1);
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1426 }
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1427 else if (idx.is_cont_range (nel, lb, ub))
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1428 {
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1429 // Special-case a contiguous range.
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1430 // Look-up indices first.
10442 3011d1765a6e improve sparse 2d indexing (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10432 diff changeset	1431 octave_idx_type li = lblookup (ridx (), nz, lb);
3011d1765a6e improve sparse 2d indexing (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10432 diff changeset	1432 octave_idx_type ui = lblookup (ridx (), nz, ub);
10425 0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1433 // Copy data and adjust indices.
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1434 octave_idx_type nz_new = ui - li;
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1435 retval = Sparse<T> (ub - lb, 1, nz_new);
19381 af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	1436 std::copy (data () + li, data () + li + nz_new, retval.data ());
10425 0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1437 mx_inline_sub (nz_new, retval.xridx (), ridx () + li, lb);
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1438 retval.xcidx (1) = nz_new;
10382 1766c133674c Special case sparse index method for ranges and maybe_delete_elements method for sparse vectors David Bateman <dbateman@free.fr> parents: 10367 diff changeset	1439 }
10516 f0266ee4aabe optimize some special indexing & assignment cases Jaroslav Hajek <highegg@gmail.com> parents: 10512 diff changeset	1440 else if (idx.is_permutation (nel) && idx.is_vector ())
f0266ee4aabe optimize some special indexing & assignment cases Jaroslav Hajek <highegg@gmail.com> parents: 10512 diff changeset	1441 {
f0266ee4aabe optimize some special indexing & assignment cases Jaroslav Hajek <highegg@gmail.com> parents: 10512 diff changeset	1442 if (idx.is_range () && idx.increment () == -1)
f0266ee4aabe optimize some special indexing & assignment cases Jaroslav Hajek <highegg@gmail.com> parents: 10512 diff changeset	1443 {
f0266ee4aabe optimize some special indexing & assignment cases Jaroslav Hajek <highegg@gmail.com> parents: 10512 diff changeset	1444 retval = Sparse<T> (nr, 1, nz);
14433 ec660526ae50 Fix sparse range indexing bug (bug #35570) Marco Caliari <marco.caliari@univr.it> parents: 14138 diff changeset	1445
ec660526ae50 Fix sparse range indexing bug (bug #35570) Marco Caliari <marco.caliari@univr.it> parents: 14138 diff changeset	1446 for (octave_idx_type j = 0; j < nz; j++)
ec660526ae50 Fix sparse range indexing bug (bug #35570) Marco Caliari <marco.caliari@univr.it> parents: 14138 diff changeset	1447 retval.ridx (j) = nr - ridx (nz - j - 1) - 1;
ec660526ae50 Fix sparse range indexing bug (bug #35570) Marco Caliari <marco.caliari@univr.it> parents: 14138 diff changeset	1448
19381 af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	1449 std::copy (cidx (), cidx () + 2, retval.cidx ());
10516 f0266ee4aabe optimize some special indexing & assignment cases Jaroslav Hajek <highegg@gmail.com> parents: 10512 diff changeset	1450 std::reverse_copy (data (), data () + nz, retval.data ());
f0266ee4aabe optimize some special indexing & assignment cases Jaroslav Hajek <highegg@gmail.com> parents: 10512 diff changeset	1451 }
f0266ee4aabe optimize some special indexing & assignment cases Jaroslav Hajek <highegg@gmail.com> parents: 10512 diff changeset	1452 else
f0266ee4aabe optimize some special indexing & assignment cases Jaroslav Hajek <highegg@gmail.com> parents: 10512 diff changeset	1453 {
f0266ee4aabe optimize some special indexing & assignment cases Jaroslav Hajek <highegg@gmail.com> parents: 10512 diff changeset	1454 Array<T> tmp = array_value ();
f0266ee4aabe optimize some special indexing & assignment cases Jaroslav Hajek <highegg@gmail.com> parents: 10512 diff changeset	1455 tmp = tmp.index (idx);
f0266ee4aabe optimize some special indexing & assignment cases Jaroslav Hajek <highegg@gmail.com> parents: 10512 diff changeset	1456 retval = Sparse<T> (tmp);
f0266ee4aabe optimize some special indexing & assignment cases Jaroslav Hajek <highegg@gmail.com> parents: 10512 diff changeset	1457 }
f0266ee4aabe optimize some special indexing & assignment cases Jaroslav Hajek <highegg@gmail.com> parents: 10512 diff changeset	1458 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1459 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1460 {
10425 0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1461 // If indexing a sparse column vector by a vector, the result is a
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1462 // sparse column vector, otherwise it inherits the shape of index.
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1463 // Vector transpose is cheap, so do it right here.
19416 06b23f224f52 fix problem with changeset e354372e20f2 (bug #43855) John W. Eaton <jwe@octave.org> parents: 19413 diff changeset	1464
06b23f224f52 fix problem with changeset e354372e20f2 (bug #43855) John W. Eaton <jwe@octave.org> parents: 19413 diff changeset	1465 Array<octave_idx_type> tmp_idx = idx.as_array ().as_matrix ();
06b23f224f52 fix problem with changeset e354372e20f2 (bug #43855) John W. Eaton <jwe@octave.org> parents: 19413 diff changeset	1466
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11571 diff changeset	1467 const Array<octave_idx_type> idxa = (idx_dims(0) == 1
19416 06b23f224f52 fix problem with changeset e354372e20f2 (bug #43855) John W. Eaton <jwe@octave.org> parents: 19413 diff changeset	1468 ? tmp_idx.transpose ()
06b23f224f52 fix problem with changeset e354372e20f2 (bug #43855) John W. Eaton <jwe@octave.org> parents: 19413 diff changeset	1469 : tmp_idx);
10425 0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1470
18084 8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	1471 octave_idx_type new_nr = idxa.rows ();
8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	1472 octave_idx_type new_nc = idxa.cols ();
10425 0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1473
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1474 // Lookup.
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1475 // FIXME: Could specialize for sorted idx?
11570 57632dea2446 attempt better backward compatibility for Array constructors John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	1476 NoAlias< Array<octave_idx_type> > lidx (dim_vector (new_nr, new_nc));
10442 3011d1765a6e improve sparse 2d indexing (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10432 diff changeset	1477 for (octave_idx_type i = 0; i < new_nr*new_nc; i++)
3011d1765a6e improve sparse 2d indexing (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10432 diff changeset	1478 lidx(i) = lblookup (ridx (), nz, idxa(i));
10425 0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1479
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1480 // Count matches.
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1481 retval = Sparse<T> (idxa.rows (), idxa.cols ());
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1482 for (octave_idx_type j = 0; j < new_nc; j++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1483 {
10425 0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1484 octave_idx_type nzj = 0;
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1485 for (octave_idx_type i = 0; i < new_nr; i++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1486 {
10425 0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1487 octave_idx_type l = lidx(i, j);
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1488 if (l < nz && ridx (l) == idxa(i, j))
10425 0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1489 nzj++;
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1490 else
10442 3011d1765a6e improve sparse 2d indexing (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10432 diff changeset	1491 lidx(i, j) = nz;
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1492 }
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1493 retval.xcidx (j+1) = retval.xcidx (j) + nzj;
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1494 }
10425 0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1495
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1496 retval.change_capacity (retval.xcidx (new_nc));
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11571 diff changeset	1497
10425 0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1498 // Copy data and set row indices.
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1499 octave_idx_type k = 0;
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1500 for (octave_idx_type j = 0; j < new_nc; j++)
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1501 for (octave_idx_type i = 0; i < new_nr; i++)
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1502 {
10442 3011d1765a6e improve sparse 2d indexing (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10432 diff changeset	1503 octave_idx_type l = lidx(i, j);
3011d1765a6e improve sparse 2d indexing (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10432 diff changeset	1504 if (l < nz)
10425 0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1505 {
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1506 retval.data (k) = data (l);
3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1507 retval.xridx (k++) = i;
10425 0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1508 }
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1509 }
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1510 }
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1511 }
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1512 else if (nr == 1)
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1513 {
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1514 octave_idx_type lb, ub;
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1515 if (idx.is_scalar ())
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1516 retval = Sparse<T> (1, 1, elem (0, idx(0)));
10425 0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1517 else if (idx.is_cont_range (nel, lb, ub))
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1518 {
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1519 // Special-case a contiguous range.
18084 8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	1520 octave_idx_type lbi = cidx (lb);
8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	1521 octave_idx_type ubi = cidx (ub);
8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	1522 octave_idx_type new_nz = ubi - lbi;
10425 0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1523 retval = Sparse<T> (1, ub - lb, new_nz);
19381 af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	1524 std::copy (data () + lbi, data () + lbi + new_nz, retval.data ());
af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	1525 std::fill_n (retval.ridx (), new_nz, static_cast<octave_idx_type> (0));
10432 10207338603a improve sparse 2D indexing (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1526 mx_inline_sub (ub - lb + 1, retval.cidx (), cidx () + lb, lbi);
10425 0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1527 }
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1528 else
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1529 {
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1530 // Sparse row vectors occupy O(nr) storage anyway, so let's just
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1531 // convert the matrix to full, index, and sparsify the result.
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1532 retval = Sparse<T> (array_value ().index (idx));
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1533 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1534 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1535 else
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1536 {
10425 0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1537 if (nr != 0 && idx.is_scalar ())
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1538 retval = Sparse<T> (1, 1, elem (idx(0) % nr, idx(0) / nr));
10421 99e9bae2d81e improve sparse indexing interface Jaroslav Hajek <highegg@gmail.com> parents: 10382 diff changeset	1539 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1540 {
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11571 diff changeset	1541 // Indexing a non-vector sparse matrix by linear indexing.
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1542 // I suppose this is rare (and it may easily overflow), so let's take
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1543 // the easy way, and reshape first to column vector, which is already
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1544 // handled above.
10425 0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1545 retval = index (idx_vector::colon).index (idx);
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1546 // In this case we're supposed to always inherit the shape, but
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1547 // column(row) doesn't do it, so we'll do it instead.
10432 10207338603a improve sparse 2D indexing (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1548 if (idx_dims(0) == 1 && idx_dims(1) != 1)
10425 0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	1549 retval = retval.transpose ();
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1550 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1551 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1552
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1553 return retval;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1554 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1555
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21136 diff changeset	1556 template <typename T>
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1557 Sparse<T>
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1558 Sparse<T>::index (const idx_vector& idx_i, const idx_vector& idx_j,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1559 bool resize_ok) const
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1560 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1561 Sparse<T> retval;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1562
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1563 assert (ndims () == 2);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1564
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	1565 octave_idx_type nr = dim1 ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	1566 octave_idx_type nc = dim2 ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	1567
10421 99e9bae2d81e improve sparse indexing interface Jaroslav Hajek <highegg@gmail.com> parents: 10382 diff changeset	1568 octave_idx_type n = idx_i.length (nr);
99e9bae2d81e improve sparse indexing interface Jaroslav Hajek <highegg@gmail.com> parents: 10382 diff changeset	1569 octave_idx_type m = idx_j.length (nc);
99e9bae2d81e improve sparse indexing interface Jaroslav Hajek <highegg@gmail.com> parents: 10382 diff changeset	1570
10442 3011d1765a6e improve sparse 2d indexing (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10432 diff changeset	1571 octave_idx_type lb, ub;
3011d1765a6e improve sparse 2d indexing (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10432 diff changeset	1572
10432 10207338603a improve sparse 2D indexing (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1573 if (idx_i.extent (nr) > nr \|\| idx_j.extent (nc) > nc)
10207338603a improve sparse 2D indexing (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1574 {
10207338603a improve sparse 2D indexing (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1575 // resize_ok is completely handled here.
10207338603a improve sparse 2D indexing (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1576 if (resize_ok)
10207338603a improve sparse 2D indexing (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1577 {
10207338603a improve sparse 2D indexing (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1578 octave_idx_type ext_i = idx_i.extent (nr);
10207338603a improve sparse 2D indexing (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1579 octave_idx_type ext_j = idx_j.extent (nc);
10207338603a improve sparse 2D indexing (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1580 Sparse<T> tmp = *this;
10207338603a improve sparse 2D indexing (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1581 tmp.resize (ext_i, ext_j);
10207338603a improve sparse 2D indexing (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1582 retval = tmp.index (idx_i, idx_j);
10207338603a improve sparse 2D indexing (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1583 }
10207338603a improve sparse 2D indexing (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1584 else if (idx_i.extent (nr) > nr)
21100 e39e05d90788 Switch gripe_XXX to either err_XXX or warn_XXX naming scheme. Rik <rik@octave.org> parents: 21014 diff changeset	1585 err_index_out_of_range (2, 1, idx_i.extent (nr), nr, dims ());
10432 10207338603a improve sparse 2D indexing (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1586 else
21100 e39e05d90788 Switch gripe_XXX to either err_XXX or warn_XXX naming scheme. Rik <rik@octave.org> parents: 21014 diff changeset	1587 err_index_out_of_range (2, 2, idx_j.extent (nc), nc, dims ());
10432 10207338603a improve sparse 2D indexing (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1588 }
16803 f4eef73b6e90 When indexing scalars stored as sparse matrices, convert to an array, index and then resparsify (bug #37774) David Bateman <dbateman@free.fr> parents: 15358 diff changeset	1589 else if (nr == 1 && nc == 1)
f4eef73b6e90 When indexing scalars stored as sparse matrices, convert to an array, index and then resparsify (bug #37774) David Bateman <dbateman@free.fr> parents: 15358 diff changeset	1590 {
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1591 // Scalars stored as sparse matrices occupy more memory than
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1592 // a scalar, so let's just convert the matrix to full, index,
16803 f4eef73b6e90 When indexing scalars stored as sparse matrices, convert to an array, index and then resparsify (bug #37774) David Bateman <dbateman@free.fr> parents: 15358 diff changeset	1593 // and sparsify the result.
f4eef73b6e90 When indexing scalars stored as sparse matrices, convert to an array, index and then resparsify (bug #37774) David Bateman <dbateman@free.fr> parents: 15358 diff changeset	1594
f4eef73b6e90 When indexing scalars stored as sparse matrices, convert to an array, index and then resparsify (bug #37774) David Bateman <dbateman@free.fr> parents: 15358 diff changeset	1595 retval = Sparse<T> (array_value ().index (idx_i, idx_j));
f4eef73b6e90 When indexing scalars stored as sparse matrices, convert to an array, index and then resparsify (bug #37774) David Bateman <dbateman@free.fr> parents: 15358 diff changeset	1596 }
10432 10207338603a improve sparse 2D indexing (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1597 else if (idx_i.is_colon ())
10207338603a improve sparse 2D indexing (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1598 {
10207338603a improve sparse 2D indexing (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1599 // Great, we're just manipulating columns. This is going to be quite
10207338603a improve sparse 2D indexing (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1600 // efficient, because the columns can stay compressed as they are.
10207338603a improve sparse 2D indexing (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1601 if (idx_j.is_colon ())
10207338603a improve sparse 2D indexing (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1602 retval = *this; // Shallow copy.
10207338603a improve sparse 2D indexing (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1603 else if (idx_j.is_cont_range (nc, lb, ub))
10207338603a improve sparse 2D indexing (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1604 {
10207338603a improve sparse 2D indexing (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1605 // Special-case a contiguous range.
18084 8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	1606 octave_idx_type lbi = cidx (lb);
8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	1607 octave_idx_type ubi = cidx (ub);
8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	1608 octave_idx_type new_nz = ubi - lbi;
10432 10207338603a improve sparse 2D indexing (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1609 retval = Sparse<T> (nr, ub - lb, new_nz);
19381 af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	1610 std::copy (data () + lbi, data () + lbi + new_nz, retval.data ());
af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	1611 std::copy (ridx () + lbi, ridx () + lbi + new_nz, retval.ridx ());
10432 10207338603a improve sparse 2D indexing (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1612 mx_inline_sub (ub - lb + 1, retval.cidx (), cidx () + lb, lbi);
10207338603a improve sparse 2D indexing (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1613 }
10207338603a improve sparse 2D indexing (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1614 else
10207338603a improve sparse 2D indexing (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1615 {
10207338603a improve sparse 2D indexing (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1616 // Count new nonzero elements.
10207338603a improve sparse 2D indexing (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1617 retval = Sparse<T> (nr, m);
10207338603a improve sparse 2D indexing (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1618 for (octave_idx_type j = 0; j < m; j++)
10207338603a improve sparse 2D indexing (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1619 {
10207338603a improve sparse 2D indexing (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1620 octave_idx_type jj = idx_j(j);
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1621 retval.xcidx (j+1) = retval.xcidx (j) + (cidx (jj+1) - cidx (jj));
10432 10207338603a improve sparse 2D indexing (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1622 }
10207338603a improve sparse 2D indexing (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1623
10207338603a improve sparse 2D indexing (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1624 retval.change_capacity (retval.xcidx (m));
10207338603a improve sparse 2D indexing (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1625
10207338603a improve sparse 2D indexing (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1626 // Copy data & indices.
10207338603a improve sparse 2D indexing (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1627 for (octave_idx_type j = 0; j < m; j++)
10207338603a improve sparse 2D indexing (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1628 {
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1629 octave_idx_type ljj = cidx (idx_j(j));
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1630 octave_idx_type lj = retval.xcidx (j);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1631 octave_idx_type nzj = retval.xcidx (j+1) - lj;
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1632
19381 af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	1633 std::copy (data () + ljj, data () + ljj + nzj, retval.data () + lj);
af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	1634 std::copy (ridx () + ljj, ridx () + ljj + nzj, retval.ridx () + lj);
10432 10207338603a improve sparse 2D indexing (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1635 }
10207338603a improve sparse 2D indexing (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1636 }
10207338603a improve sparse 2D indexing (part 1) Jaroslav Hajek <highegg@gmail.com> parents: 10425 diff changeset	1637 }
10516 f0266ee4aabe optimize some special indexing & assignment cases Jaroslav Hajek <highegg@gmail.com> parents: 10512 diff changeset	1638 else if (nc == 1 && idx_j.is_colon_equiv (nc) && idx_i.is_vector ())
f0266ee4aabe optimize some special indexing & assignment cases Jaroslav Hajek <highegg@gmail.com> parents: 10512 diff changeset	1639 {
f0266ee4aabe optimize some special indexing & assignment cases Jaroslav Hajek <highegg@gmail.com> parents: 10512 diff changeset	1640 // It's actually vector indexing. The 1D index is specialized for that.
f0266ee4aabe optimize some special indexing & assignment cases Jaroslav Hajek <highegg@gmail.com> parents: 10512 diff changeset	1641 retval = index (idx_i);
14790 b8041f48b0ff Return sparse column vectors when the indexing allows it (bug #36656) David Bateman <dbateman@free.fr> parents: 14789 diff changeset	1642
b8041f48b0ff Return sparse column vectors when the indexing allows it (bug #36656) David Bateman <dbateman@free.fr> parents: 14789 diff changeset	1643 // If nr == 1 then the vector indexing will return a column vector!!
b8041f48b0ff Return sparse column vectors when the indexing allows it (bug #36656) David Bateman <dbateman@free.fr> parents: 14789 diff changeset	1644 if (nr == 1)
14846 460a3c6d8bf1 maint: Use Octave coding convention for cuddled parenthis in function calls with empty argument lists. Rik <octave@nomad.inbox5.com> parents: 14844 diff changeset	1645 retval.transpose ();
10516 f0266ee4aabe optimize some special indexing & assignment cases Jaroslav Hajek <highegg@gmail.com> parents: 10512 diff changeset	1646 }
10442 3011d1765a6e improve sparse 2d indexing (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10432 diff changeset	1647 else if (idx_i.is_scalar ())
3011d1765a6e improve sparse 2d indexing (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10432 diff changeset	1648 {
3011d1765a6e improve sparse 2d indexing (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10432 diff changeset	1649 octave_idx_type ii = idx_i(0);
3011d1765a6e improve sparse 2d indexing (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10432 diff changeset	1650 retval = Sparse<T> (1, m);
3011d1765a6e improve sparse 2d indexing (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10432 diff changeset	1651 OCTAVE_LOCAL_BUFFER (octave_idx_type, ij, m);
3011d1765a6e improve sparse 2d indexing (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10432 diff changeset	1652 for (octave_idx_type j = 0; j < m; j++)
3011d1765a6e improve sparse 2d indexing (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10432 diff changeset	1653 {
3011d1765a6e improve sparse 2d indexing (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10432 diff changeset	1654 octave_quit ();
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1655 octave_idx_type jj = idx_j(j);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1656 octave_idx_type lj = cidx (jj);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1657 octave_idx_type nzj = cidx (jj+1) - cidx (jj);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1658
10442 3011d1765a6e improve sparse 2d indexing (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10432 diff changeset	1659 // Scalar index - just a binary lookup.
3011d1765a6e improve sparse 2d indexing (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10432 diff changeset	1660 octave_idx_type i = lblookup (ridx () + lj, nzj, ii);
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1661 if (i < nzj && ridx (i+lj) == ii)
10442 3011d1765a6e improve sparse 2d indexing (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10432 diff changeset	1662 {
3011d1765a6e improve sparse 2d indexing (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10432 diff changeset	1663 ij[j] = i + lj;
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1664 retval.xcidx (j+1) = retval.xcidx (j) + 1;
10442 3011d1765a6e improve sparse 2d indexing (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10432 diff changeset	1665 }
3011d1765a6e improve sparse 2d indexing (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10432 diff changeset	1666 else
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1667 retval.xcidx (j+1) = retval.xcidx (j);
10442 3011d1765a6e improve sparse 2d indexing (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10432 diff changeset	1668 }
3011d1765a6e improve sparse 2d indexing (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10432 diff changeset	1669
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1670 retval.change_capacity (retval.xcidx (m));
10442 3011d1765a6e improve sparse 2d indexing (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10432 diff changeset	1671
10468 197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1672 // Copy data, adjust row indices.
10442 3011d1765a6e improve sparse 2d indexing (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10432 diff changeset	1673 for (octave_idx_type j = 0; j < m; j++)
3011d1765a6e improve sparse 2d indexing (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10432 diff changeset	1674 {
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1675 octave_idx_type i = retval.xcidx (j);
3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1676 if (retval.xcidx (j+1) > i)
10442 3011d1765a6e improve sparse 2d indexing (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10432 diff changeset	1677 {
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1678 retval.xridx (i) = 0;
3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1679 retval.xdata (i) = data (ij[j]);
10442 3011d1765a6e improve sparse 2d indexing (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10432 diff changeset	1680 }
3011d1765a6e improve sparse 2d indexing (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10432 diff changeset	1681 }
3011d1765a6e improve sparse 2d indexing (part 2) Jaroslav Hajek <highegg@gmail.com> parents: 10432 diff changeset	1682 }
10468 197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1683 else if (idx_i.is_cont_range (nr, lb, ub))
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1684 {
10468 197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1685 retval = Sparse<T> (n, m);
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1686 OCTAVE_LOCAL_BUFFER (octave_idx_type, li, m);
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1687 OCTAVE_LOCAL_BUFFER (octave_idx_type, ui, m);
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1688 for (octave_idx_type j = 0; j < m; j++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1689 {
10468 197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1690 octave_quit ();
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1691 octave_idx_type jj = idx_j(j);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1692 octave_idx_type lj = cidx (jj);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1693 octave_idx_type nzj = cidx (jj+1) - cidx (jj);
10468 197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1694 octave_idx_type lij, uij;
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1695
10468 197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1696 // Lookup indices.
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1697 li[j] = lij = lblookup (ridx () + lj, nzj, lb) + lj;
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1698 ui[j] = uij = lblookup (ridx () + lj, nzj, ub) + lj;
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1699 retval.xcidx (j+1) = retval.xcidx (j) + ui[j] - li[j];
10468 197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1700 }
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1701
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1702 retval.change_capacity (retval.xcidx (m));
10468 197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1703
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1704 // Copy data, adjust row indices.
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1705 for (octave_idx_type j = 0, k = 0; j < m; j++)
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1706 {
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1707 octave_quit ();
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1708 for (octave_idx_type i = li[j]; i < ui[j]; i++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1709 {
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1710 retval.xdata (k) = data (i);
3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1711 retval.xridx (k++) = ridx (i) - lb;
10468 197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1712 }
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1713 }
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1714 }
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1715 else if (idx_i.is_permutation (nr))
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1716 {
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1717 // The columns preserve their length, just need to renumber and sort them.
10468 197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1718 // Count new nonzero elements.
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1719 retval = Sparse<T> (nr, m);
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1720 for (octave_idx_type j = 0; j < m; j++)
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1721 {
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1722 octave_idx_type jj = idx_j(j);
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1723 retval.xcidx (j+1) = retval.xcidx (j) + (cidx (jj+1) - cidx (jj));
10468 197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1724 }
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1725
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1726 retval.change_capacity (retval.xcidx (m));
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1727
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1728 octave_quit ();
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1729
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1730 if (idx_i.is_range () && idx_i.increment () == -1)
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1731 {
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1732 // It's nr:-1:1. Just flip all columns.
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1733 for (octave_idx_type j = 0; j < m; j++)
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1734 {
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1735 octave_quit ();
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1736 octave_idx_type jj = idx_j(j);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1737 octave_idx_type lj = cidx (jj);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1738 octave_idx_type nzj = cidx (jj+1) - cidx (jj);
18084 8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	1739 octave_idx_type li = retval.xcidx (j);
8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	1740 octave_idx_type uj = lj + nzj - 1;
10468 197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1741 for (octave_idx_type i = 0; i < nzj; i++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1742 {
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1743 retval.xdata (li + i) = data (uj - i); // Copy in reverse order.
3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1744 retval.xridx (li + i) = nr - 1 - ridx (uj - i); // Ditto with transform.
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1745 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1746 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1747 }
10468 197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1748 else
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1749 {
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1750 // Get inverse permutation.
10516 f0266ee4aabe optimize some special indexing & assignment cases Jaroslav Hajek <highegg@gmail.com> parents: 10512 diff changeset	1751 idx_vector idx_iinv = idx_i.inverse_permutation (nr);
f0266ee4aabe optimize some special indexing & assignment cases Jaroslav Hajek <highegg@gmail.com> parents: 10512 diff changeset	1752 const octave_idx_type *iinv = idx_iinv.raw ();
10468 197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1753
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1754 // Scatter buffer.
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1755 OCTAVE_LOCAL_BUFFER (T, scb, nr);
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1756 octave_idx_type *rri = retval.ridx ();
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1757
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1758 for (octave_idx_type j = 0; j < m; j++)
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1759 {
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1760 octave_quit ();
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1761 octave_idx_type jj = idx_j(j);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1762 octave_idx_type lj = cidx (jj);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1763 octave_idx_type nzj = cidx (jj+1) - cidx (jj);
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1764 octave_idx_type li = retval.xcidx (j);
10468 197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1765 // Scatter the column, transform indices.
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1766 for (octave_idx_type i = 0; i < nzj; i++)
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1767 scb[rri[li + i] = iinv[ridx (lj + i)]] = data (lj + i);
10468 197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1768
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1769 octave_quit ();
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1770
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1771 // Sort them.
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1772 std::sort (rri + li, rri + li + nzj);
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1773
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1774 // Gather.
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1775 for (octave_idx_type i = 0; i < nzj; i++)
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1776 retval.xdata (li + i) = scb[rri[li + i]];
10468 197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1777 }
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1778 }
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1779
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1780 }
10516 f0266ee4aabe optimize some special indexing & assignment cases Jaroslav Hajek <highegg@gmail.com> parents: 10512 diff changeset	1781 else if (idx_j.is_colon ())
f0266ee4aabe optimize some special indexing & assignment cases Jaroslav Hajek <highegg@gmail.com> parents: 10512 diff changeset	1782 {
f0266ee4aabe optimize some special indexing & assignment cases Jaroslav Hajek <highegg@gmail.com> parents: 10512 diff changeset	1783 // This requires uncompressing columns, which is generally costly,
f0266ee4aabe optimize some special indexing & assignment cases Jaroslav Hajek <highegg@gmail.com> parents: 10512 diff changeset	1784 // so we rely on the efficient transpose to handle this.
f0266ee4aabe optimize some special indexing & assignment cases Jaroslav Hajek <highegg@gmail.com> parents: 10512 diff changeset	1785 // It may still make sense to optimize some cases here.
f0266ee4aabe optimize some special indexing & assignment cases Jaroslav Hajek <highegg@gmail.com> parents: 10512 diff changeset	1786 retval = transpose ();
f0266ee4aabe optimize some special indexing & assignment cases Jaroslav Hajek <highegg@gmail.com> parents: 10512 diff changeset	1787 retval = retval.index (idx_vector::colon, idx_i);
f0266ee4aabe optimize some special indexing & assignment cases Jaroslav Hajek <highegg@gmail.com> parents: 10512 diff changeset	1788 retval = retval.transpose ();
f0266ee4aabe optimize some special indexing & assignment cases Jaroslav Hajek <highegg@gmail.com> parents: 10512 diff changeset	1789 }
10468 197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1790 else
197b096001b7 improve sparse 2d indexing (part 3) Jaroslav Hajek <highegg@gmail.com> parents: 10442 diff changeset	1791 {
10516 f0266ee4aabe optimize some special indexing & assignment cases Jaroslav Hajek <highegg@gmail.com> parents: 10512 diff changeset	1792 // A(I, J) is decomposed into A(:, J)(I, :).
f0266ee4aabe optimize some special indexing & assignment cases Jaroslav Hajek <highegg@gmail.com> parents: 10512 diff changeset	1793 retval = index (idx_vector::colon, idx_j);
f0266ee4aabe optimize some special indexing & assignment cases Jaroslav Hajek <highegg@gmail.com> parents: 10512 diff changeset	1794 retval = retval.index (idx_i, idx_vector::colon);
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1795 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1796
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1797 return retval;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1798 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1799
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21136 diff changeset	1800 template <typename T>
10512 aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1801 void
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1802 Sparse<T>::assign (const idx_vector& idx, const Sparse<T>& rhs)
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1803 {
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1804 Sparse<T> retval;
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1805
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1806 assert (ndims () == 2);
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1807
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1808 octave_idx_type nr = dim1 ();
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1809 octave_idx_type nc = dim2 ();
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1810 octave_idx_type nz = nnz ();
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1811
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1812 octave_idx_type n = numel (); // Can throw.
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1813
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1814 octave_idx_type rhl = rhs.numel ();
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1815
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1816 if (idx.length (n) == rhl)
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1817 {
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1818 if (rhl == 0)
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1819 return;
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1820
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1821 octave_idx_type nx = idx.extent (n);
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11571 diff changeset	1822 // Try to resize first if necessary.
10512 aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1823 if (nx != n)
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1824 {
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1825 resize1 (nx);
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1826 n = numel ();
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1827 nr = rows ();
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1828 nc = cols ();
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1829 // nz is preserved.
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1830 }
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1831
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1832 if (idx.is_colon ())
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1833 {
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1834 *this = rhs.reshape (dimensions);
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1835 }
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1836 else if (nc == 1 && rhs.cols () == 1)
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1837 {
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1838 // Sparse column vector to sparse column vector assignment.
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1839
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1840 octave_idx_type lb, ub;
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1841 if (idx.is_cont_range (nr, lb, ub))
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1842 {
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1843 // Special-case a contiguous range.
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1844 // Look-up indices first.
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1845 octave_idx_type li = lblookup (ridx (), nz, lb);
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1846 octave_idx_type ui = lblookup (ridx (), nz, ub);
18084 8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	1847 octave_idx_type rnz = rhs.nnz ();
8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	1848 octave_idx_type new_nz = nz - (ui - li) + rnz;
10512 aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1849
20229 5dfaaaae784f Deprecate Array::capacity() and Sparse::capacity() for numel() and nzmax(). Carnë Draug <carandraug@octave.org> parents: 20218 diff changeset	1850 if (new_nz >= nz && new_nz <= nzmax ())
10512 aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1851 {
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1852 // Adding/overwriting elements, enough capacity allocated.
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1853
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1854 if (new_nz > nz)
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1855 {
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1856 // Make room first.
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1857 std::copy_backward (data () + ui, data () + nz,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1858 data () + nz + rnz);
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1859 std::copy_backward (ridx () + ui, ridx () + nz,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1860 ridx () + nz + rnz);
10512 aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1861 }
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11571 diff changeset	1862
10512 aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1863 // Copy data and adjust indices from rhs.
19381 af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	1864 std::copy (rhs.data (), rhs.data () + rnz, data () + li);
10512 aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1865 mx_inline_add (rnz, ridx () + li, rhs.ridx (), lb);
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1866 }
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1867 else
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1868 {
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1869 // Clearing elements or exceeding capacity, allocate afresh
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1870 // and paste pieces.
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1871 const Sparse<T> tmp = *this;
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1872 *this = Sparse<T> (nr, 1, new_nz);
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1873
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1874 // Head ...
19381 af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	1875 std::copy (tmp.data (), tmp.data () + li, data ());
af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	1876 std::copy (tmp.ridx (), tmp.ridx () + li, ridx ());
10512 aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1877
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1878 // new stuff ...
19381 af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	1879 std::copy (rhs.data (), rhs.data () + rnz, data () + li);
10512 aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1880 mx_inline_add (rnz, ridx () + li, rhs.ridx (), lb);
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1881
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1882 // ...tail
19381 af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	1883 std::copy (tmp.data () + ui, tmp.data () + nz,
19861 19755f4fc851 maint: Cleanup C++ code to follow Octave coding conventions. Rik <rik@octave.org> parents: 19697 diff changeset	1884 data () + li + rnz);
19381 af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	1885 std::copy (tmp.ridx () + ui, tmp.ridx () + nz,
19861 19755f4fc851 maint: Cleanup C++ code to follow Octave coding conventions. Rik <rik@octave.org> parents: 19697 diff changeset	1886 ridx () + li + rnz);
10512 aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1887 }
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1888
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1889 cidx (1) = new_nz;
10512 aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1890 }
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1891 else if (idx.is_range () && idx.increment () == -1)
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1892 {
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1893 // It's s(u:-1:l) = r. Reverse the assignment.
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1894 assign (idx.sorted (), rhs.index (idx_vector (rhl - 1, 0, -1)));
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1895 }
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1896 else if (idx.is_permutation (n))
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1897 {
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1898 *this = rhs.index (idx.inverse_permutation (n));
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1899 }
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1900 else if (rhs.nnz () == 0)
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1901 {
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1902 // Elements are being zeroed.
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1903 octave_idx_type *ri = ridx ();
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1904 for (octave_idx_type i = 0; i < rhl; i++)
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1905 {
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1906 octave_idx_type iidx = idx(i);
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1907 octave_idx_type li = lblookup (ri, nz, iidx);
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1908 if (li != nz && ri[li] == iidx)
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1909 xdata (li) = T ();
10512 aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1910 }
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1911
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1912 maybe_compress (true);
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1913 }
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1914 else
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1915 {
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1916 const Sparse<T> tmp = *this;
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1917 octave_idx_type new_nz = nz + rhl;
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1918 // Disassembly our matrix...
11570 57632dea2446 attempt better backward compatibility for Array constructors John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	1919 Array<octave_idx_type> new_ri (dim_vector (new_nz, 1));
57632dea2446 attempt better backward compatibility for Array constructors John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	1920 Array<T> new_data (dim_vector (new_nz, 1));
19381 af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	1921 std::copy (tmp.ridx (), tmp.ridx () + nz, new_ri.fortran_vec ());
af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	1922 std::copy (tmp.data (), tmp.data () + nz, new_data.fortran_vec ());
10512 aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1923 // ... insert new data (densified) ...
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1924 idx.copy_data (new_ri.fortran_vec () + nz);
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1925 new_data.assign (idx_vector (nz, new_nz), rhs.array_value ());
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1926 // ... reassembly.
10586 ec3cec8277df fixes for --enable-64 John W. Eaton <jwe@octave.org> parents: 10543 diff changeset	1927 *this = Sparse<T> (new_data, new_ri,
ec3cec8277df fixes for --enable-64 John W. Eaton <jwe@octave.org> parents: 10543 diff changeset	1928 static_cast<octave_idx_type> (0),
ec3cec8277df fixes for --enable-64 John W. Eaton <jwe@octave.org> parents: 10543 diff changeset	1929 nr, nc, false);
10512 aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1930 }
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1931 }
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1932 else
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1933 {
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1934 dim_vector save_dims = dimensions;
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1935 *this = index (idx_vector::colon);
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1936 assign (idx, rhs.index (idx_vector::colon));
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1937 *this = reshape (save_dims);
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1938 }
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1939 }
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1940 else if (rhl == 1)
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1941 {
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1942 rhl = idx.length (n);
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1943 if (rhs.nnz () != 0)
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1944 assign (idx, Sparse<T> (rhl, 1, rhs.data (0)));
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1945 else
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1946 assign (idx, Sparse<T> (rhl, 1));
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1947 }
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1948 else
21100 e39e05d90788 Switch gripe_XXX to either err_XXX or warn_XXX naming scheme. Rik <rik@octave.org> parents: 21014 diff changeset	1949 err_nonconformant ("=", dim_vector(idx.length (n),1), rhs.dims());
10512 aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1950 }
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1951
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21136 diff changeset	1952 template <typename T>
10512 aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1953 void
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1954 Sparse<T>::assign (const idx_vector& idx_i,
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1955 const idx_vector& idx_j, const Sparse<T>& rhs)
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1956 {
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1957 Sparse<T> retval;
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1958
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1959 assert (ndims () == 2);
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1960
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1961 octave_idx_type nr = dim1 ();
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1962 octave_idx_type nc = dim2 ();
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1963 octave_idx_type nz = nnz ();
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1964
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1965 octave_idx_type n = rhs.rows ();
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1966 octave_idx_type m = rhs.columns ();
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1967
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1968 // FIXME: this should probably be written more like the
12184 d8de1a28274c sparse matrix indexed assignment bug John W. Eaton <jwe@octave.org> parents: 11590 diff changeset	1969 // Array<T>::assign function...
d8de1a28274c sparse matrix indexed assignment bug John W. Eaton <jwe@octave.org> parents: 11590 diff changeset	1970
d8de1a28274c sparse matrix indexed assignment bug John W. Eaton <jwe@octave.org> parents: 11590 diff changeset	1971 bool orig_zero_by_zero = (nr == 0 && nc == 0);
d8de1a28274c sparse matrix indexed assignment bug John W. Eaton <jwe@octave.org> parents: 11590 diff changeset	1972
d8de1a28274c sparse matrix indexed assignment bug John W. Eaton <jwe@octave.org> parents: 11590 diff changeset	1973 if (orig_zero_by_zero \|\| (idx_i.length (nr) == n && idx_j.length (nc) == m))
10512 aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1974 {
12184 d8de1a28274c sparse matrix indexed assignment bug John W. Eaton <jwe@octave.org> parents: 11590 diff changeset	1975 octave_idx_type nrx;
d8de1a28274c sparse matrix indexed assignment bug John W. Eaton <jwe@octave.org> parents: 11590 diff changeset	1976 octave_idx_type ncx;
d8de1a28274c sparse matrix indexed assignment bug John W. Eaton <jwe@octave.org> parents: 11590 diff changeset	1977
d8de1a28274c sparse matrix indexed assignment bug John W. Eaton <jwe@octave.org> parents: 11590 diff changeset	1978 if (orig_zero_by_zero)
d8de1a28274c sparse matrix indexed assignment bug John W. Eaton <jwe@octave.org> parents: 11590 diff changeset	1979 {
d8de1a28274c sparse matrix indexed assignment bug John W. Eaton <jwe@octave.org> parents: 11590 diff changeset	1980 if (idx_i.is_colon ())
d8de1a28274c sparse matrix indexed assignment bug John W. Eaton <jwe@octave.org> parents: 11590 diff changeset	1981 {
d8de1a28274c sparse matrix indexed assignment bug John W. Eaton <jwe@octave.org> parents: 11590 diff changeset	1982 nrx = n;
10512 aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	1983
12184 d8de1a28274c sparse matrix indexed assignment bug John W. Eaton <jwe@octave.org> parents: 11590 diff changeset	1984 if (idx_j.is_colon ())
12318 211f8c905a4f sparse matrix indexed assignment bug John W. Eaton <jwe@octave.org> parents: 12184 diff changeset	1985 ncx = m;
12184 d8de1a28274c sparse matrix indexed assignment bug John W. Eaton <jwe@octave.org> parents: 11590 diff changeset	1986 else
d8de1a28274c sparse matrix indexed assignment bug John W. Eaton <jwe@octave.org> parents: 11590 diff changeset	1987 ncx = idx_j.extent (nc);
d8de1a28274c sparse matrix indexed assignment bug John W. Eaton <jwe@octave.org> parents: 11590 diff changeset	1988 }
d8de1a28274c sparse matrix indexed assignment bug John W. Eaton <jwe@octave.org> parents: 11590 diff changeset	1989 else if (idx_j.is_colon ())
d8de1a28274c sparse matrix indexed assignment bug John W. Eaton <jwe@octave.org> parents: 11590 diff changeset	1990 {
d8de1a28274c sparse matrix indexed assignment bug John W. Eaton <jwe@octave.org> parents: 11590 diff changeset	1991 nrx = idx_i.extent (nr);
d8de1a28274c sparse matrix indexed assignment bug John W. Eaton <jwe@octave.org> parents: 11590 diff changeset	1992 ncx = m;
d8de1a28274c sparse matrix indexed assignment bug John W. Eaton <jwe@octave.org> parents: 11590 diff changeset	1993 }
12318 211f8c905a4f sparse matrix indexed assignment bug John W. Eaton <jwe@octave.org> parents: 12184 diff changeset	1994 else
211f8c905a4f sparse matrix indexed assignment bug John W. Eaton <jwe@octave.org> parents: 12184 diff changeset	1995 {
211f8c905a4f sparse matrix indexed assignment bug John W. Eaton <jwe@octave.org> parents: 12184 diff changeset	1996 nrx = idx_i.extent (nr);
211f8c905a4f sparse matrix indexed assignment bug John W. Eaton <jwe@octave.org> parents: 12184 diff changeset	1997 ncx = idx_j.extent (nc);
211f8c905a4f sparse matrix indexed assignment bug John W. Eaton <jwe@octave.org> parents: 12184 diff changeset	1998 }
12184 d8de1a28274c sparse matrix indexed assignment bug John W. Eaton <jwe@octave.org> parents: 11590 diff changeset	1999 }
d8de1a28274c sparse matrix indexed assignment bug John W. Eaton <jwe@octave.org> parents: 11590 diff changeset	2000 else
d8de1a28274c sparse matrix indexed assignment bug John W. Eaton <jwe@octave.org> parents: 11590 diff changeset	2001 {
d8de1a28274c sparse matrix indexed assignment bug John W. Eaton <jwe@octave.org> parents: 11590 diff changeset	2002 nrx = idx_i.extent (nr);
d8de1a28274c sparse matrix indexed assignment bug John W. Eaton <jwe@octave.org> parents: 11590 diff changeset	2003 ncx = idx_j.extent (nc);
d8de1a28274c sparse matrix indexed assignment bug John W. Eaton <jwe@octave.org> parents: 11590 diff changeset	2004 }
d8de1a28274c sparse matrix indexed assignment bug John W. Eaton <jwe@octave.org> parents: 11590 diff changeset	2005
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11571 diff changeset	2006 // Try to resize first if necessary.
10512 aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2007 if (nrx != nr \|\| ncx != nc)
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2008 {
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2009 resize (nrx, ncx);
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2010 nr = rows ();
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2011 nc = cols ();
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2012 // nz is preserved.
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2013 }
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2014
12184 d8de1a28274c sparse matrix indexed assignment bug John W. Eaton <jwe@octave.org> parents: 11590 diff changeset	2015 if (n == 0 \|\| m == 0)
d8de1a28274c sparse matrix indexed assignment bug John W. Eaton <jwe@octave.org> parents: 11590 diff changeset	2016 return;
d8de1a28274c sparse matrix indexed assignment bug John W. Eaton <jwe@octave.org> parents: 11590 diff changeset	2017
10512 aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2018 if (idx_i.is_colon ())
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2019 {
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2020 octave_idx_type lb, ub;
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2021 // Great, we're just manipulating columns. This is going to be quite
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2022 // efficient, because the columns can stay compressed as they are.
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2023 if (idx_j.is_colon ())
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2024 *this = rhs; // Shallow copy.
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2025 else if (idx_j.is_cont_range (nc, lb, ub))
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2026 {
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2027 // Special-case a contiguous range.
18084 8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	2028 octave_idx_type li = cidx (lb);
8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	2029 octave_idx_type ui = cidx (ub);
8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	2030 octave_idx_type rnz = rhs.nnz ();
8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	2031 octave_idx_type new_nz = nz - (ui - li) + rnz;
10512 aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2032
20229 5dfaaaae784f Deprecate Array::capacity() and Sparse::capacity() for numel() and nzmax(). Carnë Draug <carandraug@octave.org> parents: 20218 diff changeset	2033 if (new_nz >= nz && new_nz <= nzmax ())
10512 aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2034 {
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2035 // Adding/overwriting elements, enough capacity allocated.
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2036
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2037 if (new_nz > nz)
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2038 {
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2039 // Make room first.
21255 6209f428426c Fix memory corruption allocating to sparse arrays (bug #42825). Lachlan Andrew <lachlanbis@gmail.com> parents: 19861 diff changeset	2040 std::copy_backward (data () + ui, data () + nz,
6209f428426c Fix memory corruption allocating to sparse arrays (bug #42825). Lachlan Andrew <lachlanbis@gmail.com> parents: 19861 diff changeset	2041 data () + new_nz);
6209f428426c Fix memory corruption allocating to sparse arrays (bug #42825). Lachlan Andrew <lachlanbis@gmail.com> parents: 19861 diff changeset	2042 std::copy_backward (ridx () + ui, ridx () + nz,
6209f428426c Fix memory corruption allocating to sparse arrays (bug #42825). Lachlan Andrew <lachlanbis@gmail.com> parents: 19861 diff changeset	2043 ridx () + new_nz);
10512 aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2044 mx_inline_add2 (nc - ub, cidx () + ub + 1, new_nz - nz);
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2045 }
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2046
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2047 // Copy data and indices from rhs.
19381 af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	2048 std::copy (rhs.data (), rhs.data () + rnz, data () + li);
af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	2049 std::copy (rhs.ridx (), rhs.ridx () + rnz, ridx () + li);
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	2050 mx_inline_add (ub - lb, cidx () + lb + 1, rhs.cidx () + 1,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	2051 li);
10512 aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2052
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2053 assert (nnz () == new_nz);
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2054 }
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2055 else
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2056 {
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2057 // Clearing elements or exceeding capacity, allocate afresh
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2058 // and paste pieces.
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2059 const Sparse<T> tmp = *this;
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2060 *this = Sparse<T> (nr, nc, new_nz);
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2061
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2062 // Head...
19381 af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	2063 std::copy (tmp.data (), tmp.data () + li, data ());
af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	2064 std::copy (tmp.ridx (), tmp.ridx () + li, ridx ());
af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	2065 std::copy (tmp.cidx () + 1, tmp.cidx () + 1 + lb, cidx () + 1);
10512 aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2066
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2067 // new stuff...
19381 af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	2068 std::copy (rhs.data (), rhs.data () + rnz, data () + li);
af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	2069 std::copy (rhs.ridx (), rhs.ridx () + rnz, ridx () + li);
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	2070 mx_inline_add (ub - lb, cidx () + lb + 1, rhs.cidx () + 1,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	2071 li);
10512 aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2072
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2073 // ...tail.
19381 af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	2074 std::copy (tmp.data () + ui, tmp.data () + nz,
19861 19755f4fc851 maint: Cleanup C++ code to follow Octave coding conventions. Rik <rik@octave.org> parents: 19697 diff changeset	2075 data () + li + rnz);
19381 af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	2076 std::copy (tmp.ridx () + ui, tmp.ridx () + nz,
19861 19755f4fc851 maint: Cleanup C++ code to follow Octave coding conventions. Rik <rik@octave.org> parents: 19697 diff changeset	2077 ridx () + li + rnz);
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	2078 mx_inline_add (nc - ub, cidx () + ub + 1,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	2079 tmp.cidx () + ub + 1, new_nz - nz);
10512 aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2080
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2081 assert (nnz () == new_nz);
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2082 }
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2083 }
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2084 else if (idx_j.is_range () && idx_j.increment () == -1)
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2085 {
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2086 // It's s(:,u:-1:l) = r. Reverse the assignment.
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	2087 assign (idx_i, idx_j.sorted (),
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	2088 rhs.index (idx_i, idx_vector (m - 1, 0, -1)));
10512 aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2089 }
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2090 else if (idx_j.is_permutation (nc))
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2091 {
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2092 *this = rhs.index (idx_i, idx_j.inverse_permutation (nc));
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2093 }
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2094 else
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2095 {
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2096 const Sparse<T> tmp = *this;
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2097 *this = Sparse<T> (nr, nc);
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2098 OCTAVE_LOCAL_BUFFER_INIT (octave_idx_type, jsav, nc, -1);
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11571 diff changeset	2099
10512 aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2100 // Assemble column lengths.
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2101 for (octave_idx_type i = 0; i < nc; i++)
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	2102 xcidx (i+1) = tmp.cidx (i+1) - tmp.cidx (i);
10512 aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2103
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2104 for (octave_idx_type i = 0; i < m; i++)
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2105 {
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2106 octave_idx_type j =idx_j(i);
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2107 jsav[j] = i;
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	2108 xcidx (j+1) = rhs.cidx (i+1) - rhs.cidx (i);
10512 aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2109 }
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2110
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2111 // Make cumulative.
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2112 for (octave_idx_type i = 0; i < nc; i++)
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	2113 xcidx (i+1) += xcidx (i);
10512 aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2114
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2115 change_capacity (nnz ());
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2116
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2117 // Merge columns.
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2118 for (octave_idx_type i = 0; i < nc; i++)
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2119 {
18084 8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	2120 octave_idx_type l = xcidx (i);
8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	2121 octave_idx_type u = xcidx (i+1);
8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	2122 octave_idx_type j = jsav[i];
10512 aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2123 if (j >= 0)
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2124 {
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2125 // from rhs
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	2126 octave_idx_type k = rhs.cidx (j);
19381 af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	2127 std::copy (rhs.data () + k, rhs.data () + k + u - l,
19861 19755f4fc851 maint: Cleanup C++ code to follow Octave coding conventions. Rik <rik@octave.org> parents: 19697 diff changeset	2128 xdata () + l);
19381 af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	2129 std::copy (rhs.ridx () + k, rhs.ridx () + k + u - l,
19861 19755f4fc851 maint: Cleanup C++ code to follow Octave coding conventions. Rik <rik@octave.org> parents: 19697 diff changeset	2130 xridx () + l);
10512 aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2131 }
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2132 else
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2133 {
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2134 // original
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	2135 octave_idx_type k = tmp.cidx (i);
19381 af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	2136 std::copy (tmp.data () + k, tmp.data () + k + u - l,
19861 19755f4fc851 maint: Cleanup C++ code to follow Octave coding conventions. Rik <rik@octave.org> parents: 19697 diff changeset	2137 xdata () + l);
19381 af41e41ad28e replace oct-mem.h inline indirections by standard function calls. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19078 diff changeset	2138 std::copy (tmp.ridx () + k, tmp.ridx () + k + u - l,
19861 19755f4fc851 maint: Cleanup C++ code to follow Octave coding conventions. Rik <rik@octave.org> parents: 19697 diff changeset	2139 xridx () + l);
10512 aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2140 }
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2141 }
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2142
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2143 }
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2144 }
10516 f0266ee4aabe optimize some special indexing & assignment cases Jaroslav Hajek <highegg@gmail.com> parents: 10512 diff changeset	2145 else if (nc == 1 && idx_j.is_colon_equiv (nc) && idx_i.is_vector ())
f0266ee4aabe optimize some special indexing & assignment cases Jaroslav Hajek <highegg@gmail.com> parents: 10512 diff changeset	2146 {
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	2147 // It's just vector indexing. The 1D assign is specialized for that.
10516 f0266ee4aabe optimize some special indexing & assignment cases Jaroslav Hajek <highegg@gmail.com> parents: 10512 diff changeset	2148 assign (idx_i, rhs);
f0266ee4aabe optimize some special indexing & assignment cases Jaroslav Hajek <highegg@gmail.com> parents: 10512 diff changeset	2149 }
10512 aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2150 else if (idx_j.is_colon ())
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2151 {
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2152 if (idx_i.is_permutation (nr))
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2153 {
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2154 *this = rhs.index (idx_i.inverse_permutation (nr), idx_j);
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2155 }
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2156 else
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2157 {
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11571 diff changeset	2158 // FIXME: optimize more special cases?
10512 aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2159 // In general this requires unpacking the columns, which is slow,
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2160 // especially for many small columns. OTOH, transpose is an
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2161 // efficient O(nr+nc+nnz) operation.
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2162 *this = transpose ();
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2163 assign (idx_vector::colon, idx_i, rhs.transpose ());
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2164 *this = transpose ();
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2165 }
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2166 }
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2167 else
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2168 {
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2169 // Split it into 2 assignments and one indexing.
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2170 Sparse<T> tmp = index (idx_vector::colon, idx_j);
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2171 tmp.assign (idx_i, idx_vector::colon, rhs);
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2172 assign (idx_vector::colon, idx_j, tmp);
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2173 }
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2174 }
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2175 else if (m == 1 && n == 1)
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2176 {
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2177 n = idx_i.length (nr);
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2178 m = idx_j.length (nc);
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2179 if (rhs.nnz () != 0)
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2180 assign (idx_i, idx_j, Sparse<T> (n, m, rhs.data (0)));
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2181 else
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2182 assign (idx_i, idx_j, Sparse<T> (n, m));
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2183 }
20673 3d8aee0b7415 Allow assigning row vector to column of Sparse array (bug #45589). Lachlan Andrew <lachlanbis@gmail.com> parents: 20542 diff changeset	2184 else if (idx_i.length (nr) == m && idx_j.length (nc) == n && (n==1 \|\| m==1))
3d8aee0b7415 Allow assigning row vector to column of Sparse array (bug #45589). Lachlan Andrew <lachlanbis@gmail.com> parents: 20542 diff changeset	2185 {
3d8aee0b7415 Allow assigning row vector to column of Sparse array (bug #45589). Lachlan Andrew <lachlanbis@gmail.com> parents: 20542 diff changeset	2186 assign (idx_i, idx_j, rhs.transpose ());
3d8aee0b7415 Allow assigning row vector to column of Sparse array (bug #45589). Lachlan Andrew <lachlanbis@gmail.com> parents: 20542 diff changeset	2187 }
10512 aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2188 else
21100 e39e05d90788 Switch gripe_XXX to either err_XXX or warn_XXX naming scheme. Rik <rik@octave.org> parents: 21014 diff changeset	2189 err_nonconformant ("=", idx_i.length (nr), idx_j.length (nc), n, m);
10512 aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2190 }
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2191
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11571 diff changeset	2192 // Can't use versions of these in Array.cc due to duplication of the
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2193 // instantiations for Array<double and Sparse<double>, etc
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21136 diff changeset	2194 template <typename T>
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11571 diff changeset	2195 bool
12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11571 diff changeset	2196 sparse_ascending_compare (typename ref_param<T>::type a,
8752 06b9903a029b fix & clean up complex & sparse sorting Jaroslav Hajek <highegg@gmail.com> parents: 8677 diff changeset	2197 typename ref_param<T>::type b)
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2198 {
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2199 return (a < b);
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2200 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2201
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21136 diff changeset	2202 template <typename T>
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11571 diff changeset	2203 bool
12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11571 diff changeset	2204 sparse_descending_compare (typename ref_param<T>::type a,
8752 06b9903a029b fix & clean up complex & sparse sorting Jaroslav Hajek <highegg@gmail.com> parents: 8677 diff changeset	2205 typename ref_param<T>::type b)
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2206 {
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2207 return (a > b);
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2208 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2209
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21136 diff changeset	2210 template <typename T>
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2211 Sparse<T>
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2212 Sparse<T>::sort (octave_idx_type dim, sortmode mode) const
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2213 {
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2214 Sparse<T> m = *this;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2215
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2216 octave_idx_type nr = m.rows ();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2217 octave_idx_type nc = m.columns ();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2218
20232 a9574e3c6e9e Deprecate Array::length() and Sparse::length() in favour of ::numel(). Carnë Draug <carandraug@octave.org> parents: 20229 diff changeset	2219 if (m.numel () < 1 \|\| dim > 1)
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2220 return m;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2221
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2222 if (dim > 0)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2223 {
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2224 m = m.transpose ();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2225 nr = m.rows ();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2226 nc = m.columns ();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2227 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2228
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2229 octave_sort<T> lsort;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2230
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11571 diff changeset	2231 if (mode == ASCENDING)
8752 06b9903a029b fix & clean up complex & sparse sorting Jaroslav Hajek <highegg@gmail.com> parents: 8677 diff changeset	2232 lsort.set_compare (sparse_ascending_compare<T>);
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2233 else if (mode == DESCENDING)
8752 06b9903a029b fix & clean up complex & sparse sorting Jaroslav Hajek <highegg@gmail.com> parents: 8677 diff changeset	2234 lsort.set_compare (sparse_descending_compare<T>);
7463 2467639bd8c0 eliminate UNDEFINED sort mode John W. Eaton <jwe@octave.org> parents: 7433 diff changeset	2235 else
2467639bd8c0 eliminate UNDEFINED sort mode John W. Eaton <jwe@octave.org> parents: 7433 diff changeset	2236 abort ();
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2237
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2238 T *v = m.data ();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2239 octave_idx_type *mcidx = m.cidx ();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2240 octave_idx_type *mridx = m.ridx ();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2241
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2242 for (octave_idx_type j = 0; j < nc; j++)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2243 {
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	2244 octave_idx_type ns = mcidx[j + 1] - mcidx[j];
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2245 lsort.sort (v, ns);
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2246
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2247 octave_idx_type i;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11571 diff changeset	2248 if (mode == ASCENDING)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2249 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2250 for (i = 0; i < ns; i++)
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	2251 if (sparse_ascending_compare<T> (static_cast<T> (0), v[i]))
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2252 break;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2253 }
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2254 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2255 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2256 for (i = 0; i < ns; i++)
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	2257 if (sparse_descending_compare<T> (static_cast<T> (0), v[i]))
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2258 break;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2259 }
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2260 for (octave_idx_type k = 0; k < i; k++)
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	2261 mridx[k] = k;
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2262 for (octave_idx_type k = i; k < ns; k++)
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	2263 mridx[k] = k - ns + nr;
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2264
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2265 v += ns;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2266 mridx += ns;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2267 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2268
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2269 if (dim > 0)
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	2270 m = m.transpose ();
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2271
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2272 return m;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2273 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2274
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21136 diff changeset	2275 template <typename T>
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2276 Sparse<T>
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11571 diff changeset	2277 Sparse<T>::sort (Array<octave_idx_type> &sidx, octave_idx_type dim,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2278 sortmode mode) const
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2279 {
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2280 Sparse<T> m = *this;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2281
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2282 octave_idx_type nr = m.rows ();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2283 octave_idx_type nc = m.columns ();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2284
20232 a9574e3c6e9e Deprecate Array::length() and Sparse::length() in favour of ::numel(). Carnë Draug <carandraug@octave.org> parents: 20229 diff changeset	2285 if (m.numel () < 1 \|\| dim > 1)
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2286 {
10703 5eb420d92307 fix sort and nth_element when trailing singleton dim is specified Jaroslav Hajek <highegg@gmail.com> parents: 10586 diff changeset	2287 sidx = Array<octave_idx_type> (dim_vector (nr, nc), 1);
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2288 return m;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2289 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2290
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2291 if (dim > 0)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2292 {
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2293 m = m.transpose ();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2294 nr = m.rows ();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2295 nc = m.columns ();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2296 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2297
8752 06b9903a029b fix & clean up complex & sparse sorting Jaroslav Hajek <highegg@gmail.com> parents: 8677 diff changeset	2298 octave_sort<T> indexed_sort;
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2299
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11571 diff changeset	2300 if (mode == ASCENDING)
8752 06b9903a029b fix & clean up complex & sparse sorting Jaroslav Hajek <highegg@gmail.com> parents: 8677 diff changeset	2301 indexed_sort.set_compare (sparse_ascending_compare<T>);
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2302 else if (mode == DESCENDING)
8752 06b9903a029b fix & clean up complex & sparse sorting Jaroslav Hajek <highegg@gmail.com> parents: 8677 diff changeset	2303 indexed_sort.set_compare (sparse_descending_compare<T>);
7463 2467639bd8c0 eliminate UNDEFINED sort mode John W. Eaton <jwe@octave.org> parents: 7433 diff changeset	2304 else
2467639bd8c0 eliminate UNDEFINED sort mode John W. Eaton <jwe@octave.org> parents: 7433 diff changeset	2305 abort ();
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2306
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2307 T *v = m.data ();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2308 octave_idx_type *mcidx = m.cidx ();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2309 octave_idx_type *mridx = m.ridx ();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2310
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2311 sidx = Array<octave_idx_type> (dim_vector (nr, nc));
8752 06b9903a029b fix & clean up complex & sparse sorting Jaroslav Hajek <highegg@gmail.com> parents: 8677 diff changeset	2312 OCTAVE_LOCAL_BUFFER (octave_idx_type, vi, nr);
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2313
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2314 for (octave_idx_type j = 0; j < nc; j++)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2315 {
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	2316 octave_idx_type ns = mcidx[j + 1] - mcidx[j];
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2317 octave_idx_type offset = j * nr;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2318
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2319 if (ns == 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2320 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2321 for (octave_idx_type k = 0; k < nr; k++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2322 sidx (offset + k) = k;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2323 }
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2324 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2325 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2326 for (octave_idx_type i = 0; i < ns; i++)
8752 06b9903a029b fix & clean up complex & sparse sorting Jaroslav Hajek <highegg@gmail.com> parents: 8677 diff changeset	2327 vi[i] = mridx[i];
06b9903a029b fix & clean up complex & sparse sorting Jaroslav Hajek <highegg@gmail.com> parents: 8677 diff changeset	2328
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2329 indexed_sort.sort (v, vi, ns);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2330
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2331 octave_idx_type i;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11571 diff changeset	2332 if (mode == ASCENDING)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2333 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2334 for (i = 0; i < ns; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2335 if (sparse_ascending_compare<T> (static_cast<T> (0), v[i]))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2336 break;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2337 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2338 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2339 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2340 for (i = 0; i < ns; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2341 if (sparse_descending_compare<T> (static_cast<T> (0), v[i]))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2342 break;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2343 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2344
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2345 octave_idx_type ii = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2346 octave_idx_type jj = i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2347 for (octave_idx_type k = 0; k < nr; k++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2348 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2349 if (ii < ns && mridx[ii] == k)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2350 ii++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2351 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2352 sidx (offset + jj++) = k;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2353 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2354
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2355 for (octave_idx_type k = 0; k < i; k++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2356 {
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	2357 sidx (k + offset) = vi[k];
3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	2358 mridx[k] = k;
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2359 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2360
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2361 for (octave_idx_type k = i; k < ns; k++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2362 {
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	2363 sidx (k - ns + nr + offset) = vi[k];
3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	2364 mridx[k] = k - ns + nr;
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2365 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2366
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2367 v += ns;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2368 mridx += ns;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2369 }
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2370 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2371
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2372 if (dim > 0)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2373 {
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2374 m = m.transpose ();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2375 sidx = sidx.transpose ();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2376 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2377
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2378 return m;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2379 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2380
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21136 diff changeset	2381 template <typename T>
7620 36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2382 Sparse<T>
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2383 Sparse<T>::diag (octave_idx_type k) const
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2384 {
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2385 octave_idx_type nnr = rows ();
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2386 octave_idx_type nnc = cols ();
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2387 Sparse<T> d;
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2388
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2389 if (nnr == 0 \|\| nnc == 0)
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2390 ; // do nothing
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2391 else if (nnr != 1 && nnc != 1)
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2392 {
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2393 if (k > 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2394 nnc -= k;
7620 36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2395 else if (k < 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2396 nnr += k;
7620 36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2397
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2398 if (nnr > 0 && nnc > 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2399 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2400 octave_idx_type ndiag = (nnr < nnc) ? nnr : nnc;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2401
18812 9ac2357f19bc doc: Replace "non-zero" with "nonzero" to match existing usage. Rik <rik@octave.org> parents: 18678 diff changeset	2402 // Count the number of nonzero elements
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2403 octave_idx_type nel = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2404 if (k > 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2405 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2406 for (octave_idx_type i = 0; i < ndiag; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2407 if (elem (i, i+k) != 0.)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2408 nel++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2409 }
18678 6113e0c6920b maint: Clean up extra spaces before/after parentheses. Rik <rik@octave.org> parents: 18278 diff changeset	2410 else if (k < 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2411 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2412 for (octave_idx_type i = 0; i < ndiag; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2413 if (elem (i-k, i) != 0.)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2414 nel++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2415 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2416 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2417 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2418 for (octave_idx_type i = 0; i < ndiag; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2419 if (elem (i, i) != 0.)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2420 nel++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2421 }
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11571 diff changeset	2422
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2423 d = Sparse<T> (ndiag, 1, nel);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2424 d.xcidx (0) = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2425 d.xcidx (1) = nel;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2426
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2427 octave_idx_type ii = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2428 if (k > 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2429 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2430 for (octave_idx_type i = 0; i < ndiag; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2431 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2432 T tmp = elem (i, i+k);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2433 if (tmp != 0.)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2434 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2435 d.xdata (ii) = tmp;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2436 d.xridx (ii++) = i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2437 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2438 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2439 }
18678 6113e0c6920b maint: Clean up extra spaces before/after parentheses. Rik <rik@octave.org> parents: 18278 diff changeset	2440 else if (k < 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2441 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2442 for (octave_idx_type i = 0; i < ndiag; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2443 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2444 T tmp = elem (i-k, i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2445 if (tmp != 0.)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2446 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2447 d.xdata (ii) = tmp;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2448 d.xridx (ii++) = i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2449 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2450 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2451 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2452 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2453 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2454 for (octave_idx_type i = 0; i < ndiag; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2455 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2456 T tmp = elem (i, i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2457 if (tmp != 0.)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2458 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2459 d.xdata (ii) = tmp;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2460 d.xridx (ii++) = i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2461 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2462 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2463 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2464 }
7620 36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2465 else
18278 00539b673cd4 Sparse.cc: Fix C++ function ambiguity (bug #41145). John W. Eaton <jwe@octave.org> parents: 18146 diff changeset	2466 {
00539b673cd4 Sparse.cc: Fix C++ function ambiguity (bug #41145). John W. Eaton <jwe@octave.org> parents: 18146 diff changeset	2467 // Matlab returns [] 0x1 for out-of-range diagonal
00539b673cd4 Sparse.cc: Fix C++ function ambiguity (bug #41145). John W. Eaton <jwe@octave.org> parents: 18146 diff changeset	2468
00539b673cd4 Sparse.cc: Fix C++ function ambiguity (bug #41145). John W. Eaton <jwe@octave.org> parents: 18146 diff changeset	2469 octave_idx_type nr = 0;
00539b673cd4 Sparse.cc: Fix C++ function ambiguity (bug #41145). John W. Eaton <jwe@octave.org> parents: 18146 diff changeset	2470 octave_idx_type nc = 1;
00539b673cd4 Sparse.cc: Fix C++ function ambiguity (bug #41145). John W. Eaton <jwe@octave.org> parents: 18146 diff changeset	2471 octave_idx_type nz = 0;
00539b673cd4 Sparse.cc: Fix C++ function ambiguity (bug #41145). John W. Eaton <jwe@octave.org> parents: 18146 diff changeset	2472
00539b673cd4 Sparse.cc: Fix C++ function ambiguity (bug #41145). John W. Eaton <jwe@octave.org> parents: 18146 diff changeset	2473 d = Sparse<T> (nr, nc, nz);
00539b673cd4 Sparse.cc: Fix C++ function ambiguity (bug #41145). John W. Eaton <jwe@octave.org> parents: 18146 diff changeset	2474 }
7620 36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2475 }
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2476 else if (nnr != 0 && nnc != 0)
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2477 {
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2478 octave_idx_type roff = 0;
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2479 octave_idx_type coff = 0;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11571 diff changeset	2480 if (k > 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2481 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2482 roff = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2483 coff = k;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11571 diff changeset	2484 }
12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11571 diff changeset	2485 else if (k < 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2486 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2487 roff = -k;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2488 coff = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2489 }
7620 36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2490
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11571 diff changeset	2491 if (nnr == 1)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2492 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2493 octave_idx_type n = nnc + std::abs (k);
10506 bdf5d85cfc5e replace nzmax by nnz where appropriate in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 10499 diff changeset	2494 octave_idx_type nz = nnz ();
10367 173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2495
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2496 d = Sparse<T> (n, n, nz);
10367 173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2497
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2498 if (nnz () > 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2499 {
10367 173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2500 for (octave_idx_type i = 0; i < coff+1; i++)
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2501 d.xcidx (i) = 0;
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2502
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2503 for (octave_idx_type j = 0; j < nnc; j++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2504 {
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	2505 for (octave_idx_type i = cidx (j); i < cidx (j+1); i++)
10367 173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2506 {
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2507 d.xdata (i) = data (i);
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2508 d.xridx (i) = j + roff;
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2509 }
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	2510 d.xcidx (j + coff + 1) = cidx (j+1);
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2511 }
10367 173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2512
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2513 for (octave_idx_type i = nnc + coff + 1; i < n + 1; i++)
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2514 d.xcidx (i) = nz;
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2515 }
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11571 diff changeset	2516 }
12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11571 diff changeset	2517 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2518 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2519 octave_idx_type n = nnr + std::abs (k);
10506 bdf5d85cfc5e replace nzmax by nnz where appropriate in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 10499 diff changeset	2520 octave_idx_type nz = nnz ();
10367 173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2521
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2522 d = Sparse<T> (n, n, nz);
10367 173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2523
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2524 if (nnz () > 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2525 {
10367 173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2526 octave_idx_type ii = 0;
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	2527 octave_idx_type ir = ridx (0);
10367 173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2528
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2529 for (octave_idx_type i = 0; i < coff+1; i++)
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2530 d.xcidx (i) = 0;
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2531
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2532 for (octave_idx_type i = 0; i < nnr; i++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2533 {
10367 173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2534 if (ir == i)
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2535 {
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2536 d.xdata (ii) = data (ii);
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2537 d.xridx (ii++) = ir + roff;
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2538
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2539 if (ii != nz)
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2540 ir = ridx (ii);
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2541 }
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2542 d.xcidx (i + coff + 1) = ii;
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2543 }
10367 173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2544
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2545 for (octave_idx_type i = nnr + coff + 1; i < n+1; i++)
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2546 d.xcidx (i) = nz;
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2547 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2548 }
7620 36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2549 }
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2550
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2551 return d;
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2552 }
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2553
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21136 diff changeset	2554 template <typename T>
10531 2dd8ea8bfd71 basic cat functionality in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 10527 diff changeset	2555 Sparse<T>
2dd8ea8bfd71 basic cat functionality in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 10527 diff changeset	2556 Sparse<T>::cat (int dim, octave_idx_type n, const Sparse<T> *sparse_list)
2dd8ea8bfd71 basic cat functionality in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 10527 diff changeset	2557 {
10716 f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10703 diff changeset	2558 // Default concatenation.
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10703 diff changeset	2559 bool (dim_vector::*concat_rule) (const dim_vector&, int) = &dim_vector::concat;
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10703 diff changeset	2560
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10703 diff changeset	2561 if (dim == -1 \|\| dim == -2)
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10703 diff changeset	2562 {
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10703 diff changeset	2563 concat_rule = &dim_vector::hvcat;
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10703 diff changeset	2564 dim = -dim - 1;
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10703 diff changeset	2565 }
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10703 diff changeset	2566 else if (dim < 0)
21136 7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	2567 (*current_liboctave_error_handler) ("cat: invalid dimension");
10716 f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10703 diff changeset	2568
10531 2dd8ea8bfd71 basic cat functionality in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 10527 diff changeset	2569 dim_vector dv;
2dd8ea8bfd71 basic cat functionality in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 10527 diff changeset	2570 octave_idx_type total_nz = 0;
21136 7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	2571 if (dim != 0 && dim != 1)
10535 3f973f6c841c improve sparse concatenation operator Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	2572 (*current_liboctave_error_handler)
3f973f6c841c improve sparse concatenation operator Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	2573 ("cat: invalid dimension for sparse concatenation");
10531 2dd8ea8bfd71 basic cat functionality in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 10527 diff changeset	2574
21136 7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	2575 if (n == 1)
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	2576 return sparse_list[0];
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	2577
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	2578 for (octave_idx_type i = 0; i < n; i++)
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	2579 {
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	2580 if (! (dv.*concat_rule) (sparse_list[i].dims (), dim))
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	2581 (*current_liboctave_error_handler) ("cat: dimension mismatch");
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	2582
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	2583 total_nz += sparse_list[i].nnz ();
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	2584 }
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 21120 diff changeset	2585
10531 2dd8ea8bfd71 basic cat functionality in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 10527 diff changeset	2586 Sparse<T> retval (dv, total_nz);
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11571 diff changeset	2587
10716 f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10703 diff changeset	2588 if (retval.is_empty ())
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10703 diff changeset	2589 return retval;
10531 2dd8ea8bfd71 basic cat functionality in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 10527 diff changeset	2590
2dd8ea8bfd71 basic cat functionality in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 10527 diff changeset	2591 switch (dim)
2dd8ea8bfd71 basic cat functionality in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 10527 diff changeset	2592 {
2dd8ea8bfd71 basic cat functionality in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 10527 diff changeset	2593 case 0:
2dd8ea8bfd71 basic cat functionality in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 10527 diff changeset	2594 {
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	2595 // sparse vertcat. This is not efficiently handled by assignment,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	2596 // so we'll do it directly.
10531 2dd8ea8bfd71 basic cat functionality in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 10527 diff changeset	2597 octave_idx_type l = 0;
10533 f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat Jaroslav Hajek <highegg@gmail.com> parents: 10531 diff changeset	2598 for (octave_idx_type j = 0; j < dv(1); j++)
10531 2dd8ea8bfd71 basic cat functionality in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 10527 diff changeset	2599 {
10533 f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat Jaroslav Hajek <highegg@gmail.com> parents: 10531 diff changeset	2600 octave_quit ();
f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat Jaroslav Hajek <highegg@gmail.com> parents: 10531 diff changeset	2601
10531 2dd8ea8bfd71 basic cat functionality in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 10527 diff changeset	2602 octave_idx_type rcum = 0;
2dd8ea8bfd71 basic cat functionality in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 10527 diff changeset	2603 for (octave_idx_type i = 0; i < n; i++)
2dd8ea8bfd71 basic cat functionality in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 10527 diff changeset	2604 {
2dd8ea8bfd71 basic cat functionality in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 10527 diff changeset	2605 const Sparse<T>& spi = sparse_list[i];
10716 f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10703 diff changeset	2606 // Skipping empty matrices. See the comment in Array.cc.
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10703 diff changeset	2607 if (spi.is_empty ())
10533 f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat Jaroslav Hajek <highegg@gmail.com> parents: 10531 diff changeset	2608 continue;
f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat Jaroslav Hajek <highegg@gmail.com> parents: 10531 diff changeset	2609
18084 8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	2610 octave_idx_type kl = spi.cidx (j);
8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	2611 octave_idx_type ku = spi.cidx (j+1);
10531 2dd8ea8bfd71 basic cat functionality in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 10527 diff changeset	2612 for (octave_idx_type k = kl; k < ku; k++, l++)
2dd8ea8bfd71 basic cat functionality in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 10527 diff changeset	2613 {
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	2614 retval.xridx (l) = spi.ridx (k) + rcum;
3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	2615 retval.xdata (l) = spi.data (k);
10531 2dd8ea8bfd71 basic cat functionality in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 10527 diff changeset	2616 }
2dd8ea8bfd71 basic cat functionality in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 10527 diff changeset	2617
2dd8ea8bfd71 basic cat functionality in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 10527 diff changeset	2618 rcum += spi.rows ();
2dd8ea8bfd71 basic cat functionality in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 10527 diff changeset	2619 }
2dd8ea8bfd71 basic cat functionality in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 10527 diff changeset	2620
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	2621 retval.xcidx (j+1) = l;
10531 2dd8ea8bfd71 basic cat functionality in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 10527 diff changeset	2622 }
2dd8ea8bfd71 basic cat functionality in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 10527 diff changeset	2623
2dd8ea8bfd71 basic cat functionality in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 10527 diff changeset	2624 break;
2dd8ea8bfd71 basic cat functionality in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 10527 diff changeset	2625 }
2dd8ea8bfd71 basic cat functionality in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 10527 diff changeset	2626 case 1:
2dd8ea8bfd71 basic cat functionality in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 10527 diff changeset	2627 {
10533 f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat Jaroslav Hajek <highegg@gmail.com> parents: 10531 diff changeset	2628 octave_idx_type l = 0;
10531 2dd8ea8bfd71 basic cat functionality in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 10527 diff changeset	2629 for (octave_idx_type i = 0; i < n; i++)
2dd8ea8bfd71 basic cat functionality in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 10527 diff changeset	2630 {
10533 f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat Jaroslav Hajek <highegg@gmail.com> parents: 10531 diff changeset	2631 octave_quit ();
f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat Jaroslav Hajek <highegg@gmail.com> parents: 10531 diff changeset	2632
10716 f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10703 diff changeset	2633 // Skipping empty matrices. See the comment in Array.cc.
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10703 diff changeset	2634 if (sparse_list[i].is_empty ())
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10703 diff changeset	2635 continue;
f7f26094021b improve cat code design in data.cc, make horzcat/vertcat more Matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 10703 diff changeset	2636
10533 f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat Jaroslav Hajek <highegg@gmail.com> parents: 10531 diff changeset	2637 octave_idx_type u = l + sparse_list[i].columns ();
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	2638 retval.assign (idx_vector::colon, idx_vector (l, u),
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	2639 sparse_list[i]);
10533 f094ac9bc93e reuse Array<T>::cat and Sparse<T>::cat in cat/horzcat/vertcat Jaroslav Hajek <highegg@gmail.com> parents: 10531 diff changeset	2640 l = u;
10531 2dd8ea8bfd71 basic cat functionality in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 10527 diff changeset	2641 }
2dd8ea8bfd71 basic cat functionality in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 10527 diff changeset	2642
2dd8ea8bfd71 basic cat functionality in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 10527 diff changeset	2643 break;
2dd8ea8bfd71 basic cat functionality in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 10527 diff changeset	2644 }
2dd8ea8bfd71 basic cat functionality in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 10527 diff changeset	2645 default:
10535 3f973f6c841c improve sparse concatenation operator Jaroslav Hajek <highegg@gmail.com> parents: 10533 diff changeset	2646 assert (false);
10531 2dd8ea8bfd71 basic cat functionality in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 10527 diff changeset	2647 }
2dd8ea8bfd71 basic cat functionality in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 10527 diff changeset	2648
2dd8ea8bfd71 basic cat functionality in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 10527 diff changeset	2649 return retval;
2dd8ea8bfd71 basic cat functionality in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 10527 diff changeset	2650 }
2dd8ea8bfd71 basic cat functionality in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 10527 diff changeset	2651
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21136 diff changeset	2652 template <typename T>
10425 0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	2653 Array<T>
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	2654 Sparse<T>::array_value () const
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	2655 {
14846 460a3c6d8bf1 maint: Use Octave coding convention for cuddled parenthis in function calls with empty argument lists. Rik <octave@nomad.inbox5.com> parents: 14844 diff changeset	2656 NoAlias< Array<T> > retval (dims (), T ());
10425 0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	2657 if (rows () == 1)
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	2658 {
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	2659 octave_idx_type i = 0;
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	2660 for (octave_idx_type j = 0, nc = cols (); j < nc; j++)
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	2661 {
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	2662 if (cidx (j+1) > i)
10425 0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	2663 retval(j) = data (i++);
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	2664 }
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	2665 }
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	2666 else
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	2667 {
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	2668 for (octave_idx_type j = 0, nc = cols (); j < nc; j++)
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	2669 for (octave_idx_type i = cidx (j), iu = cidx (j+1); i < iu; i++)
3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	2670 retval(ridx (i), j) = data (i);
10425 0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	2671 }
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	2672
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	2673 return retval;
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	2674 }
0677c5d80b77 rewrite 1D sparse indexing Jaroslav Hajek <highegg@gmail.com> parents: 10421 diff changeset	2675
7356 164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	2676 /*
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	2677 * Tests
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	2678 *
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	2679
14427 d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2680 %!function x = set_slice (x, dim, slice, arg)
16933 e39f00a32dc7 maint: Use parentheses around condition for switch(),while(),if() statements. Rik <rik@octave.org> parents: 16803 diff changeset	2681 %! switch (dim)
7356 164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	2682 %! case 11
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	2683 %! x(slice) = 2;
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	2684 %! case 21
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	2685 %! x(slice, :) = 2;
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	2686 %! case 22
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	2687 %! x(:, slice) = 2;
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	2688 %! otherwise
14427 d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2689 %! error ("invalid dim, '%d'", dim);
7356 164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	2690 %! endswitch
14427 d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2691 %!endfunction
7356 164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	2692
14427 d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2693 %!function x = set_slice2 (x, dim, slice)
16933 e39f00a32dc7 maint: Use parentheses around condition for switch(),while(),if() statements. Rik <rik@octave.org> parents: 16803 diff changeset	2694 %! switch (dim)
7546 4249c6fb6e09 Treat repeated indices in the sparse assignments David Bateman <dbateman@free.fr> parents: 7463 diff changeset	2695 %! case 11
14427 d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2696 %! x(slice) = 2 * ones (size (slice));
7546 4249c6fb6e09 Treat repeated indices in the sparse assignments David Bateman <dbateman@free.fr> parents: 7463 diff changeset	2697 %! case 21
14427 d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2698 %! x(slice, :) = 2 * ones (length (slice), columns (x));
7546 4249c6fb6e09 Treat repeated indices in the sparse assignments David Bateman <dbateman@free.fr> parents: 7463 diff changeset	2699 %! case 22
14427 d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2700 %! x(:, slice) = 2 * ones (rows (x), length (slice));
7546 4249c6fb6e09 Treat repeated indices in the sparse assignments David Bateman <dbateman@free.fr> parents: 7463 diff changeset	2701 %! otherwise
14427 d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2702 %! error ("invalid dim, '%d'", dim);
7546 4249c6fb6e09 Treat repeated indices in the sparse assignments David Bateman <dbateman@free.fr> parents: 7463 diff changeset	2703 %! endswitch
14427 d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2704 %!endfunction
7546 4249c6fb6e09 Treat repeated indices in the sparse assignments David Bateman <dbateman@free.fr> parents: 7463 diff changeset	2705
14427 d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2706 %!function test_sparse_slice (size, dim, slice)
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2707 %! x = ones (size);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2708 %! s = set_slice (sparse (x), dim, slice);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2709 %! f = set_slice (x, dim, slice);
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	2710 %! assert (nnz (s), nnz (f));
3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	2711 %! assert (full (s), f);
3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	2712 %! s = set_slice2 (sparse (x), dim, slice);
14427 d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2713 %! f = set_slice2 (x, dim, slice);
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	2714 %! assert (nnz (s), nnz (f));
3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	2715 %! assert (full (s), f);
14427 d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2716 %!endfunction
7356 164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	2717
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	2718 #### 1d indexing
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	2719
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	2720 ## size = [2 0]
14427 d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2721 %!test test_sparse_slice ([2 0], 11, []);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2722 %!assert (set_slice (sparse (ones ([2 0])), 11, 1), sparse ([2 0]')) # sparse different from full
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2723 %!assert (set_slice (sparse (ones ([2 0])), 11, 2), sparse ([0 2]')) # sparse different from full
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2724 %!assert (set_slice (sparse (ones ([2 0])), 11, 3), sparse ([0 0; 2 0]')) # sparse different from full
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2725 %!assert (set_slice (sparse (ones ([2 0])), 11, 4), sparse ([0 0; 0 2]')) # sparse different from full
7356 164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	2726
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	2727 ## size = [0 2]
14427 d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2728 %!test test_sparse_slice ([0 2], 11, []);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2729 %!assert (set_slice (sparse (ones ([0 2])), 11, 1), sparse ([2 0])) # sparse different from full
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2730 %!test test_sparse_slice ([0 2], 11, 2);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2731 %!test test_sparse_slice ([0 2], 11, 3);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2732 %!test test_sparse_slice ([0 2], 11, 4);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2733 %!test test_sparse_slice ([0 2], 11, [4, 4]);
7356 164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	2734
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	2735 ## size = [2 1]
14427 d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2736 %!test test_sparse_slice ([2 1], 11, []);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2737 %!test test_sparse_slice ([2 1], 11, 1);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2738 %!test test_sparse_slice ([2 1], 11, 2);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2739 %!test test_sparse_slice ([2 1], 11, 3);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2740 %!test test_sparse_slice ([2 1], 11, 4);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2741 %!test test_sparse_slice ([2 1], 11, [4, 4]);
7356 164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	2742
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	2743 ## size = [1 2]
14427 d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2744 %!test test_sparse_slice ([1 2], 11, []);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2745 %!test test_sparse_slice ([1 2], 11, 1);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2746 %!test test_sparse_slice ([1 2], 11, 2);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2747 %!test test_sparse_slice ([1 2], 11, 3);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2748 %!test test_sparse_slice ([1 2], 11, 4);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2749 %!test test_sparse_slice ([1 2], 11, [4, 4]);
7356 164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	2750
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	2751 ## size = [2 2]
14427 d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2752 %!test test_sparse_slice ([2 2], 11, []);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2753 %!test test_sparse_slice ([2 2], 11, 1);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2754 %!test test_sparse_slice ([2 2], 11, 2);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2755 %!test test_sparse_slice ([2 2], 11, 3);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2756 %!test test_sparse_slice ([2 2], 11, 4);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2757 %!test test_sparse_slice ([2 2], 11, [4, 4]);
7356 164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	2758 # These 2 errors are the same as in the full case
14427 d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2759 %!error id=Octave:invalid-resize set_slice (sparse (ones ([2 2])), 11, 5)
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2760 %!error id=Octave:invalid-resize set_slice (sparse (ones ([2 2])), 11, 6)
7356 164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	2761
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	2762
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	2763 #### 2d indexing
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	2764
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	2765 ## size = [2 0]
14427 d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2766 %!test test_sparse_slice ([2 0], 21, []);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2767 %!test test_sparse_slice ([2 0], 21, 1);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2768 %!test test_sparse_slice ([2 0], 21, 2);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2769 %!test test_sparse_slice ([2 0], 21, [2,2]);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2770 %!assert (set_slice (sparse (ones ([2 0])), 21, 3), sparse (3,0))
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2771 %!assert (set_slice (sparse (ones ([2 0])), 21, 4), sparse (4,0))
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2772 %!test test_sparse_slice ([2 0], 22, []);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2773 %!test test_sparse_slice ([2 0], 22, 1);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2774 %!test test_sparse_slice ([2 0], 22, 2);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2775 %!test test_sparse_slice ([2 0], 22, [2,2]);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2776 %!assert (set_slice (sparse (ones ([2 0])), 22, 3), sparse ([0 0 2;0 0 2])) # sparse different from full
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2777 %!assert (set_slice (sparse (ones ([2 0])), 22, 4), sparse ([0 0 0 2;0 0 0 2])) # sparse different from full
7356 164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	2778
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	2779 ## size = [0 2]
14427 d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2780 %!test test_sparse_slice ([0 2], 21, []);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2781 %!test test_sparse_slice ([0 2], 21, 1);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2782 %!test test_sparse_slice ([0 2], 21, 2);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2783 %!test test_sparse_slice ([0 2], 21, [2,2]);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2784 %!assert (set_slice (sparse (ones ([0 2])), 21, 3), sparse ([0 0;0 0;2 2])) # sparse different from full
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2785 %!assert (set_slice (sparse (ones ([0 2])), 21, 4), sparse ([0 0;0 0;0 0;2 2])) # sparse different from full
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2786 %!test test_sparse_slice ([0 2], 22, []);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2787 %!test test_sparse_slice ([0 2], 22, 1);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2788 %!test test_sparse_slice ([0 2], 22, 2);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2789 %!test test_sparse_slice ([0 2], 22, [2,2]);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2790 %!assert (set_slice (sparse (ones ([0 2])), 22, 3), sparse (0,3))
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2791 %!assert (set_slice (sparse (ones ([0 2])), 22, 4), sparse (0,4))
7356 164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	2792
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	2793 ## size = [2 1]
14427 d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2794 %!test test_sparse_slice ([2 1], 21, []);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2795 %!test test_sparse_slice ([2 1], 21, 1);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2796 %!test test_sparse_slice ([2 1], 21, 2);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2797 %!test test_sparse_slice ([2 1], 21, [2,2]);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2798 %!test test_sparse_slice ([2 1], 21, 3);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2799 %!test test_sparse_slice ([2 1], 21, 4);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2800 %!test test_sparse_slice ([2 1], 22, []);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2801 %!test test_sparse_slice ([2 1], 22, 1);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2802 %!test test_sparse_slice ([2 1], 22, 2);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2803 %!test test_sparse_slice ([2 1], 22, [2,2]);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2804 %!test test_sparse_slice ([2 1], 22, 3);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2805 %!test test_sparse_slice ([2 1], 22, 4);
7356 164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	2806
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	2807 ## size = [1 2]
14427 d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2808 %!test test_sparse_slice ([1 2], 21, []);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2809 %!test test_sparse_slice ([1 2], 21, 1);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2810 %!test test_sparse_slice ([1 2], 21, 2);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2811 %!test test_sparse_slice ([1 2], 21, [2,2]);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2812 %!test test_sparse_slice ([1 2], 21, 3);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2813 %!test test_sparse_slice ([1 2], 21, 4);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2814 %!test test_sparse_slice ([1 2], 22, []);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2815 %!test test_sparse_slice ([1 2], 22, 1);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2816 %!test test_sparse_slice ([1 2], 22, 2);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2817 %!test test_sparse_slice ([1 2], 22, [2,2]);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2818 %!test test_sparse_slice ([1 2], 22, 3);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2819 %!test test_sparse_slice ([1 2], 22, 4);
7356 164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	2820
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	2821 ## size = [2 2]
14427 d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2822 %!test test_sparse_slice ([2 2], 21, []);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2823 %!test test_sparse_slice ([2 2], 21, 1);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2824 %!test test_sparse_slice ([2 2], 21, 2);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2825 %!test test_sparse_slice ([2 2], 21, [2,2]);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2826 %!test test_sparse_slice ([2 2], 21, 3);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2827 %!test test_sparse_slice ([2 2], 21, 4);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2828 %!test test_sparse_slice ([2 2], 22, []);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2829 %!test test_sparse_slice ([2 2], 22, 1);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2830 %!test test_sparse_slice ([2 2], 22, 2);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2831 %!test test_sparse_slice ([2 2], 22, [2,2]);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2832 %!test test_sparse_slice ([2 2], 22, 3);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	2833 %!test test_sparse_slice ([2 2], 22, 4);
7356 164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	2834
14433 ec660526ae50 Fix sparse range indexing bug (bug #35570) Marco Caliari <marco.caliari@univr.it> parents: 14138 diff changeset	2835 bug #35570:
ec660526ae50 Fix sparse range indexing bug (bug #35570) Marco Caliari <marco.caliari@univr.it> parents: 14138 diff changeset	2836
ec660526ae50 Fix sparse range indexing bug (bug #35570) Marco Caliari <marco.caliari@univr.it> parents: 14138 diff changeset	2837 %!assert (speye (3,1)(3:-1:1), sparse ([0; 0; 1]))
ec660526ae50 Fix sparse range indexing bug (bug #35570) Marco Caliari <marco.caliari@univr.it> parents: 14138 diff changeset	2838
14789 62219ea36f05 Assign the sparse column index when deleting contiguous columns (bug #36656) Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14433 diff changeset	2839 ## Test removing columns (bug #36656)
62219ea36f05 Assign the sparse column index when deleting contiguous columns (bug #36656) Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14433 diff changeset	2840
62219ea36f05 Assign the sparse column index when deleting contiguous columns (bug #36656) Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14433 diff changeset	2841 %!test
62219ea36f05 Assign the sparse column index when deleting contiguous columns (bug #36656) Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14433 diff changeset	2842 %! s = sparse (magic (5));
62219ea36f05 Assign the sparse column index when deleting contiguous columns (bug #36656) Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14433 diff changeset	2843 %! s(:,2:4) = [];
62219ea36f05 Assign the sparse column index when deleting contiguous columns (bug #36656) Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14433 diff changeset	2844 %! assert (s, sparse (magic (5)(:, [1,5])));
62219ea36f05 Assign the sparse column index when deleting contiguous columns (bug #36656) Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14433 diff changeset	2845
14790 b8041f48b0ff Return sparse column vectors when the indexing allows it (bug #36656) David Bateman <dbateman@free.fr> parents: 14789 diff changeset	2846 %!test
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	2847 %! s = sparse ([], [], [], 1, 1);
14790 b8041f48b0ff Return sparse column vectors when the indexing allows it (bug #36656) David Bateman <dbateman@free.fr> parents: 14789 diff changeset	2848 %! s(1,:) = [];
b8041f48b0ff Return sparse column vectors when the indexing allows it (bug #36656) David Bateman <dbateman@free.fr> parents: 14789 diff changeset	2849 %! assert (s, sparse ([], [], [], 0, 1));
b8041f48b0ff Return sparse column vectors when the indexing allows it (bug #36656) David Bateman <dbateman@free.fr> parents: 14789 diff changeset	2850
17278 79d4b6089968 Fix isequal for sparse matrix (bug #37321) Stefan Mahr <dac922@gmx.de> parents: 16933 diff changeset	2851 ## Test (bug #37321)
17285 f519560bfcb4 maint: Use Octave spacing conventions in cset 79d4b6089968. Rik <rik@octave.org> parents: 17278 diff changeset	2852 %!test a=sparse (0,0); assert (all (a) == sparse ([1]));
f519560bfcb4 maint: Use Octave spacing conventions in cset 79d4b6089968. Rik <rik@octave.org> parents: 17278 diff changeset	2853 %!test a=sparse (0,1); assert (all (a) == sparse ([1]));
f519560bfcb4 maint: Use Octave spacing conventions in cset 79d4b6089968. Rik <rik@octave.org> parents: 17278 diff changeset	2854 %!test a=sparse (1,0); assert (all (a) == sparse ([1]));
f519560bfcb4 maint: Use Octave spacing conventions in cset 79d4b6089968. Rik <rik@octave.org> parents: 17278 diff changeset	2855 %!test a=sparse (1,0); assert (all (a,2) == sparse ([1]));
f519560bfcb4 maint: Use Octave spacing conventions in cset 79d4b6089968. Rik <rik@octave.org> parents: 17278 diff changeset	2856 %!test a=sparse (1,0); assert (size (all (a,1)), [1 0]);
f519560bfcb4 maint: Use Octave spacing conventions in cset 79d4b6089968. Rik <rik@octave.org> parents: 17278 diff changeset	2857 %!test a=sparse (1,1);
f519560bfcb4 maint: Use Octave spacing conventions in cset 79d4b6089968. Rik <rik@octave.org> parents: 17278 diff changeset	2858 %! assert (all (a) == sparse ([0]));
f519560bfcb4 maint: Use Octave spacing conventions in cset 79d4b6089968. Rik <rik@octave.org> parents: 17278 diff changeset	2859 %! assert (size (all (a)), [1 1]);
f519560bfcb4 maint: Use Octave spacing conventions in cset 79d4b6089968. Rik <rik@octave.org> parents: 17278 diff changeset	2860 %!test a=sparse (2,1);
f519560bfcb4 maint: Use Octave spacing conventions in cset 79d4b6089968. Rik <rik@octave.org> parents: 17278 diff changeset	2861 %! assert (all (a) == sparse ([0]));
f519560bfcb4 maint: Use Octave spacing conventions in cset 79d4b6089968. Rik <rik@octave.org> parents: 17278 diff changeset	2862 %! assert (size (all (a)), [1 1]);
f519560bfcb4 maint: Use Octave spacing conventions in cset 79d4b6089968. Rik <rik@octave.org> parents: 17278 diff changeset	2863 %!test a=sparse (1,2);
f519560bfcb4 maint: Use Octave spacing conventions in cset 79d4b6089968. Rik <rik@octave.org> parents: 17278 diff changeset	2864 %! assert (all (a) == sparse ([0]));
f519560bfcb4 maint: Use Octave spacing conventions in cset 79d4b6089968. Rik <rik@octave.org> parents: 17278 diff changeset	2865 %! assert (size (all (a)), [1 1]);
f519560bfcb4 maint: Use Octave spacing conventions in cset 79d4b6089968. Rik <rik@octave.org> parents: 17278 diff changeset	2866 %!test a=sparse (2,2); assert (isequal (all (a), sparse ([0 0])));
17278 79d4b6089968 Fix isequal for sparse matrix (bug #37321) Stefan Mahr <dac922@gmx.de> parents: 16933 diff changeset	2867
20673 3d8aee0b7415 Allow assigning row vector to column of Sparse array (bug #45589). Lachlan Andrew <lachlanbis@gmail.com> parents: 20542 diff changeset	2868 ## Test assigning row to a column slice (bug #45589)
3d8aee0b7415 Allow assigning row vector to column of Sparse array (bug #45589). Lachlan Andrew <lachlanbis@gmail.com> parents: 20542 diff changeset	2869 %!test
3d8aee0b7415 Allow assigning row vector to column of Sparse array (bug #45589). Lachlan Andrew <lachlanbis@gmail.com> parents: 20542 diff changeset	2870 %! a = sparse (magic (3));
3d8aee0b7415 Allow assigning row vector to column of Sparse array (bug #45589). Lachlan Andrew <lachlanbis@gmail.com> parents: 20542 diff changeset	2871 %! b = a;
3d8aee0b7415 Allow assigning row vector to column of Sparse array (bug #45589). Lachlan Andrew <lachlanbis@gmail.com> parents: 20542 diff changeset	2872 %! a(1,:) = 1:3;
3d8aee0b7415 Allow assigning row vector to column of Sparse array (bug #45589). Lachlan Andrew <lachlanbis@gmail.com> parents: 20542 diff changeset	2873 %! b(1,:) = (1:3)';
3d8aee0b7415 Allow assigning row vector to column of Sparse array (bug #45589). Lachlan Andrew <lachlanbis@gmail.com> parents: 20542 diff changeset	2874 %! assert (a, b);
3d8aee0b7415 Allow assigning row vector to column of Sparse array (bug #45589). Lachlan Andrew <lachlanbis@gmail.com> parents: 20542 diff changeset	2875
7356 164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	2876 */
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	2877
21139 538b57866b90 consistently use "typename" intead of "class" in template declarations John W. Eaton <jwe@octave.org> parents: 21136 diff changeset	2878 template <typename T>
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2879 void
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2880 Sparse<T>::print_info (std::ostream& os, const std::string& prefix) const
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2881 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2882 os << prefix << "rep address: " << rep << "\n"
5604 2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	2883 << prefix << "rep->nzmx: " << rep->nzmx << "\n"
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2884 << prefix << "rep->nrows: " << rep->nrows << "\n"
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2885 << prefix << "rep->ncols: " << rep->ncols << "\n"
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2886 << prefix << "rep->data: " << static_cast<void *> (rep->d) << "\n"
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2887 << prefix << "rep->ridx: " << static_cast<void *> (rep->r) << "\n"
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2888 << prefix << "rep->cidx: " << static_cast<void *> (rep->c) << "\n"
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2889 << prefix << "rep->count: " << rep->count << "\n";
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2890 }
10512 aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2891
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2892 #define INSTANTIATE_SPARSE(T, API) \
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2893 template class API Sparse<T>;
aac9f4265048 rewrite sparse indexed assignment Jaroslav Hajek <highegg@gmail.com> parents: 10509 diff changeset	2894

Mercurial > octave

annotate liboctave/array/Sparse.cc @ 21257:af8118df8292