octave-nkf: liboctave/Sparse.cc annotate

annotate liboctave/Sparse.cc @ 10396:a0b51ac0f88a

optimize accumdim with summation

author	Jaroslav Hajek <highegg@gmail.com>
date	Fri, 05 Mar 2010 12:31:30 +0100
parents	1766c133674c
children	99e9bae2d81e

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
8920 eb63fbe60fab update copyright notices John W. Eaton <jwe@octave.org> parents: 8752 diff changeset	4 Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009 David Bateman
7016 93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 6988 diff changeset	5 Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004 Andy Adler
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 6988 diff changeset	6
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 6988 diff changeset	7 This file is part of Octave.
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	8
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	9 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	10 under the terms of the GNU General Public License as published by the
7016 93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 6988 diff changeset	11 Free Software Foundation; either version 3 of the License, or (at your
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 6988 diff changeset	12 option) any later version.
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	13
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	14 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	15 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	16 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	17 for more details.
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	18
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	19 You should have received a copy of the GNU General Public License
7016 93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 6988 diff changeset	20 along with Octave; see the file COPYING. If not, see
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 6988 diff changeset	21 <http://www.gnu.org/licenses/>.
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	22
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 #ifdef HAVE_CONFIG_H
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	26 #include <config.h>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	27 #endif
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	28
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	29 #include <cassert>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	30 #include <climits>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	31
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	32 #include <iostream>
5765 7ba9ad1fec11 [project @ 2006-04-17 05:05:15 by jwe] jwe parents: 5760 diff changeset	33 #include <sstream>
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	34 #include <vector>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	35
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	36 #include "Array.h"
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	37 #include "Array-util.h"
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	38 #include "Range.h"
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	39 #include "idx-vector.h"
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	40 #include "lo-error.h"
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	41 #include "quit.h"
8377 25bc2d31e1bf improve OCTAVE_LOCAL_BUFFER Jaroslav Hajek <highegg@gmail.com> parents: 8290 diff changeset	42 #include "oct-locbuf.h"
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	43
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	44 #include "Sparse.h"
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	45 #include "sparse-sort.h"
9469 c6edba80dfae sanity checks for loading sparse matrices John W. Eaton <jwe@octave.org> parents: 9177 diff changeset	46 #include "sparse-util.h"
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	47 #include "oct-spparms.h"
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	48
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	49 template <class T>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	50 T&
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	51 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	52 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	53 octave_idx_type i;
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	54
5604 2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	55 if (nzmx > 0)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	56 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	57 for (i = c[_c]; i < c[_c + 1]; i++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	58 if (r[i] == _r)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	59 return d[i];
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	60 else if (r[i] > _r)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	61 break;
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	62
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	63 // Ok, If we've gotten here, we're in trouble.. Have to create a
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	64 // new element in the sparse array. This' gonna be slow!!!
5869 6a23ee71dd86 [project @ 2006-06-29 18:04:20 by jwe] jwe parents: 5828 diff changeset	65 if (c[ncols] == nzmx)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	66 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	67 (*current_liboctave_error_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	68 ("Sparse::SparseRep::elem (octave_idx_type, octave_idx_type): sparse matrix filled");
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	69 return *d;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	70 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	71
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	72 octave_idx_type to_move = c[ncols] - i;
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	73 if (to_move != 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	74 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	75 for (octave_idx_type j = c[ncols]; j > i; j--)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	76 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	77 d[j] = d[j-1];
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	78 r[j] = r[j-1];
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	79 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	80 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	81
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	82 for (octave_idx_type j = _c + 1; j < ncols + 1; j++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	83 c[j] = c[j] + 1;
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	84
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	85 d[i] = 0.;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	86 r[i] = _r;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	87
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	88 return d[i];
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	89 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	90 else
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	91 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	92 (*current_liboctave_error_handler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	93 ("Sparse::SparseRep::elem (octave_idx_type, octave_idx_type): sparse matrix filled");
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	94 return *d;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	95 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	96 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	97
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	98 template <class T>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	99 T
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	100 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	101 {
5604 2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	102 if (nzmx > 0)
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	103 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	104 if (r[i] == _r)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	105 return d[i];
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	106 return T ();
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	107 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	108
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	109 template <class T>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	110 void
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	111 Sparse<T>::SparseRep::maybe_compress (bool remove_zeros)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	112 {
5604 2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	113 octave_idx_type ndel = nzmx - c[ncols];
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	114 octave_idx_type nzero = 0;
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	115
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	116 if (remove_zeros)
5604 2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	117 for (octave_idx_type i = 0; i < nzmx - ndel; i++)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	118 if (d[i] == T ())
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	119 nzero++;
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	120
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	121 if (!ndel && !nzero)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	122 return;
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 if (!nzero)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	125 {
5604 2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	126 octave_idx_type new_nzmx = nzmx - ndel;
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	127
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	128 T *new_data = new T [new_nzmx];
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	129 for (octave_idx_type i = 0; i < new_nzmx; i++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	130 new_data[i] = d[i];
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	131 delete [] d;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	132 d = new_data;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	133
5604 2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	134 octave_idx_type *new_ridx = new octave_idx_type [new_nzmx];
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	135 for (octave_idx_type i = 0; i < new_nzmx; i++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	136 new_ridx[i] = r[i];
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	137 delete [] r;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	138 r = new_ridx;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	139 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	140 else
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	141 {
5604 2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	142 octave_idx_type new_nzmx = nzmx - ndel - nzero;
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	143
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	144 T *new_data = new T [new_nzmx];
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	145 octave_idx_type *new_ridx = new octave_idx_type [new_nzmx];
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	146
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	147 octave_idx_type ii = 0;
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	148 octave_idx_type ic = 0;
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	149 for (octave_idx_type j = 0; j < ncols; j++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	150 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	151 for (octave_idx_type k = ic; k < c[j+1]; k++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	152 if (d[k] != T ())
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	153 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	154 new_data [ii] = d[k];
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	155 new_ridx [ii++] = r[k];
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	156 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	157 ic = c[j+1];
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	158 c[j+1] = ii;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	159 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	160
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	161 delete [] d;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	162 d = new_data;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	163
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	164 delete [] r;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	165 r = new_ridx;
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
5604 2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	168 nzmx -= ndel + nzero;
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	169 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	170
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	171 template <class T>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	172 void
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	173 Sparse<T>::SparseRep::change_length (octave_idx_type nz)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	174 {
5604 2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	175 if (nz != nzmx)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	176 {
5604 2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	177 octave_idx_type min_nzmx = (nz < nzmx ? nz : nzmx);
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	178
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	179 octave_idx_type * new_ridx = new octave_idx_type [nz];
5604 2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	180 for (octave_idx_type i = 0; i < min_nzmx; i++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	181 new_ridx[i] = r[i];
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	182
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	183 delete [] r;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	184 r = new_ridx;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	185
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	186 T * new_data = new T [nz];
5604 2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	187 for (octave_idx_type i = 0; i < min_nzmx; i++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	188 new_data[i] = d[i];
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	189
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	190 delete [] d;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	191 d = new_data;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	192
5604 2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	193 if (nz < nzmx)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	194 for (octave_idx_type i = 0; i <= ncols; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	195 if (c[i] > nz)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	196 c[i] = nz;
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	197
5604 2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	198 nzmx = nz;
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	199 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	200 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	201
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	202 template <class T>
9469 c6edba80dfae sanity checks for loading sparse matrices John W. Eaton <jwe@octave.org> parents: 9177 diff changeset	203 bool
c6edba80dfae sanity checks for loading sparse matrices John W. Eaton <jwe@octave.org> parents: 9177 diff changeset	204 Sparse<T>::SparseRep::indices_ok (void) const
c6edba80dfae sanity checks for loading sparse matrices John W. Eaton <jwe@octave.org> parents: 9177 diff changeset	205 {
c6edba80dfae sanity checks for loading sparse matrices John W. Eaton <jwe@octave.org> parents: 9177 diff changeset	206 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	207 }
c6edba80dfae sanity checks for loading sparse matrices John W. Eaton <jwe@octave.org> parents: 9177 diff changeset	208
c6edba80dfae sanity checks for loading sparse matrices John W. Eaton <jwe@octave.org> parents: 9177 diff changeset	209 template <class T>
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	210 template <class U>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	211 Sparse<T>::Sparse (const Sparse<U>& a)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	212 : dimensions (a.dimensions), idx (0), idx_count (0)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	213 {
5681 233d98d95659 [project @ 2006-03-16 17:48:55 by dbateman] dbateman parents: 5648 diff changeset	214 if (a.nnz () == 0)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	215 rep = new typename Sparse<T>::SparseRep (rows (), cols());
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	216 else
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	217 {
5681 233d98d95659 [project @ 2006-03-16 17:48:55 by dbateman] dbateman parents: 5648 diff changeset	218 rep = new typename Sparse<T>::SparseRep (rows (), cols (), a.nnz ());
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	219
5681 233d98d95659 [project @ 2006-03-16 17:48:55 by dbateman] dbateman parents: 5648 diff changeset	220 octave_idx_type nz = a.nnz ();
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	221 octave_idx_type nc = cols ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	222 for (octave_idx_type i = 0; i < nz; i++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	223 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	224 xdata (i) = T (a.data (i));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	225 xridx (i) = a.ridx (i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	226 }
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	227 for (octave_idx_type i = 0; i < nc + 1; i++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	228 xcidx (i) = a.cidx (i);
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
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	232 template <class T>
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	233 Sparse<T>::Sparse (octave_idx_type nr, octave_idx_type nc, T val)
5630 512d0d11ae39 [project @ 2006-02-20 22:05:30 by dbateman] dbateman parents: 5604 diff changeset	234 : dimensions (dim_vector (nr, nc)), idx (0), idx_count (0)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	235 {
5630 512d0d11ae39 [project @ 2006-02-20 22:05:30 by dbateman] dbateman parents: 5604 diff changeset	236 if (val != T ())
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	237 {
5630 512d0d11ae39 [project @ 2006-02-20 22:05:30 by dbateman] dbateman parents: 5604 diff changeset	238 rep = new typename Sparse<T>::SparseRep (nr, nc, nr*nc);
512d0d11ae39 [project @ 2006-02-20 22:05:30 by dbateman] dbateman parents: 5604 diff changeset	239
512d0d11ae39 [project @ 2006-02-20 22:05:30 by dbateman] dbateman parents: 5604 diff changeset	240 octave_idx_type ii = 0;
512d0d11ae39 [project @ 2006-02-20 22:05:30 by dbateman] dbateman parents: 5604 diff changeset	241 xcidx (0) = 0;
512d0d11ae39 [project @ 2006-02-20 22:05:30 by dbateman] dbateman parents: 5604 diff changeset	242 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	243 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	244 for (octave_idx_type i = 0; i < nr; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	245 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	246 xdata (ii) = val;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	247 xridx (ii++) = i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	248 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	249 xcidx (j+1) = ii;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	250 }
5630 512d0d11ae39 [project @ 2006-02-20 22:05:30 by dbateman] dbateman parents: 5604 diff changeset	251 }
512d0d11ae39 [project @ 2006-02-20 22:05:30 by dbateman] dbateman parents: 5604 diff changeset	252 else
512d0d11ae39 [project @ 2006-02-20 22:05:30 by dbateman] dbateman parents: 5604 diff changeset	253 {
512d0d11ae39 [project @ 2006-02-20 22:05:30 by dbateman] dbateman parents: 5604 diff changeset	254 rep = new typename Sparse<T>::SparseRep (nr, nc, 0);
512d0d11ae39 [project @ 2006-02-20 22:05:30 by dbateman] dbateman parents: 5604 diff changeset	255 for (octave_idx_type j = 0; j < nc+1; j++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	256 xcidx(j) = 0;
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	257 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	258 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	259
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	260 template <class T>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	261 Sparse<T>::Sparse (const dim_vector& dv)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	262 : dimensions (dv), idx (0), idx_count (0)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	263 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	264 if (dv.length() != 2)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	265 (*current_liboctave_error_handler)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	266 ("Sparse::Sparse (const dim_vector&): dimension mismatch");
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	267 else
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	268 rep = new typename Sparse<T>::SparseRep (dv(0), dv(1));
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	269 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	270
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	271 template <class T>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	272 Sparse<T>::Sparse (const Sparse<T>& a, const dim_vector& dv)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	273 : dimensions (dv), idx (0), idx_count (0)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	274 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	275
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	276 // 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	277 unsigned long long a_nel = static_cast<unsigned long long>(a.rows ()) *
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	278 static_cast<unsigned long long>(a.cols ());
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	279 unsigned long long dv_nel = static_cast<unsigned long long>(dv (0)) *
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	280 static_cast<unsigned long long>(dv (1));
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	281
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	282 if (a_nel != dv_nel)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	283 (*current_liboctave_error_handler)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	284 ("Sparse::Sparse (const Sparse&, const dim_vector&): dimension mismatch");
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	285 else
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	286 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	287 dim_vector old_dims = a.dims();
5681 233d98d95659 [project @ 2006-03-16 17:48:55 by dbateman] dbateman parents: 5648 diff changeset	288 octave_idx_type new_nzmx = a.nnz ();
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	289 octave_idx_type new_nr = dv (0);
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	290 octave_idx_type new_nc = dv (1);
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	291 octave_idx_type old_nr = old_dims (0);
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	292 octave_idx_type old_nc = old_dims (1);
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	293
5604 2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	294 rep = new typename Sparse<T>::SparseRep (new_nr, new_nc, new_nzmx);
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	295
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	296 octave_idx_type kk = 0;
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	297 xcidx(0) = 0;
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	298 for (octave_idx_type i = 0; i < old_nc; i++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	299 for (octave_idx_type j = a.cidx(i); j < a.cidx(i+1); j++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	300 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	301 octave_idx_type tmp = i * old_nr + a.ridx(j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	302 octave_idx_type ii = tmp % new_nr;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	303 octave_idx_type jj = (tmp - ii) / new_nr;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	304 for (octave_idx_type k = kk; k < jj; k++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	305 xcidx(k+1) = j;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	306 kk = jj;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	307 xdata(j) = a.data(j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	308 xridx(j) = ii;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	309 }
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	310 for (octave_idx_type k = kk; k < new_nc; k++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	311 xcidx(k+1) = new_nzmx;
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	312 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	313 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	314
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	315 template <class T>
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	316 Sparse<T>::Sparse (const Array<T>& a, const Array<octave_idx_type>& r,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	317 const Array<octave_idx_type>& c, octave_idx_type nr,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	318 octave_idx_type nc, bool sum_terms)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	319 : dimensions (dim_vector (nr, nc)), idx (0), idx_count (0)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	320 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	321 octave_idx_type a_len = a.length ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	322 octave_idx_type r_len = r.length ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	323 octave_idx_type c_len = c.length ();
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	324 bool ri_scalar = (r_len == 1);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	325 bool ci_scalar = (c_len == 1);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	326 bool cf_scalar = (a_len == 1);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	327
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	328 if ((a_len != r_len && !cf_scalar && !ri_scalar) \|\|
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	329 (a_len != c_len && !cf_scalar && !ci_scalar) \|\|
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	330 (r_len != c_len && !ri_scalar && !ci_scalar) \|\| nr < 0 \|\| nc < 0)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	331 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	332 (*current_liboctave_error_handler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	333 ("Sparse::Sparse (const Array<T>&, const Array<octave_idx_type>&, ...): dimension mismatch");
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	334 rep = nil_rep ();
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	335 dimensions = dim_vector (0, 0);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	336 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	337 else
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	338 {
5604 2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	339 octave_idx_type max_nzmx = (r_len > c_len ? r_len : c_len);
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	340
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	341 OCTAVE_LOCAL_BUFFER (octave_sparse_sort_idxl *, sidx, max_nzmx);
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	342 OCTAVE_LOCAL_BUFFER (octave_sparse_sort_idxl, sidxX, max_nzmx);
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	343
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	344 for (octave_idx_type i = 0; i < max_nzmx; i++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	345 sidx[i] = &sidxX[i];
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	346
5604 2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	347 octave_idx_type actual_nzmx = 0;
10142 829e69ec3110 make OCTAVE_QUIT a function Jaroslav Hajek <highegg@gmail.com> parents: 9469 diff changeset	348 octave_quit ();
5604 2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	349 for (octave_idx_type i = 0; i < max_nzmx; i++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	350 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	351 octave_idx_type rowidx = (ri_scalar ? r(0) : r(i));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	352 octave_idx_type colidx = (ci_scalar ? c(0) : c(i));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	353 if (rowidx < nr && rowidx >= 0 &&
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	354 colidx < nc && colidx >= 0 )
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	355 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	356 if ( a (cf_scalar ? 0 : i ) != T ())
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	357 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	358 sidx[actual_nzmx]->r = rowidx;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	359 sidx[actual_nzmx]->c = colidx;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	360 sidx[actual_nzmx]->idx = i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	361 actual_nzmx++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	362 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	363 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	364 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	365 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	366 (*current_liboctave_error_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	367 ("Sparse::Sparse : index (%d,%d) out of range",
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	368 rowidx + 1, colidx + 1);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	369 rep = nil_rep ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	370 dimensions = dim_vector (0, 0);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	371 return;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	372 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	373 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	374
5604 2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	375 if (actual_nzmx == 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	376 rep = new typename Sparse<T>::SparseRep (nr, nc);
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	377 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	378 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	379 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	380 octave_sort<octave_sparse_sort_idxl *>
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	381 lsort (octave_sparse_sidxl_comp);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	382
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	383 lsort.sort (sidx, actual_nzmx);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	384 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	385
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	386 // Now count the unique non-zero values
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	387 octave_idx_type real_nzmx = 1;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	388 for (octave_idx_type i = 1; i < actual_nzmx; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	389 if (sidx[i-1]->r != sidx[i]->r \|\| sidx[i-1]->c != sidx[i]->c)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	390 real_nzmx++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	391
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	392 rep = new typename Sparse<T>::SparseRep (nr, nc, real_nzmx);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	393
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	394 octave_idx_type cx = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	395 octave_idx_type prev_rval = -1;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	396 octave_idx_type prev_cval = -1;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	397 octave_idx_type ii = -1;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	398 xcidx (0) = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	399 for (octave_idx_type i = 0; i < actual_nzmx; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	400 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	401 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	402 octave_idx_type iidx = sidx[i]->idx;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	403 octave_idx_type rval = sidx[i]->r;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	404 octave_idx_type cval = sidx[i]->c;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	405
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	406 if (prev_cval < cval \|\| (prev_rval < rval && prev_cval == cval))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	407 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	408 octave_idx_type ci = static_cast<octave_idx_type> (c (ci_scalar ? 0 : iidx));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	409 ii++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	410 while (cx < ci)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	411 xcidx (++cx) = ii;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	412 xdata(ii) = a (cf_scalar ? 0 : iidx);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	413 xridx(ii) = static_cast<octave_idx_type> (r (ri_scalar ? 0 : iidx));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	414 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	415 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	416 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	417 if (sum_terms)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	418 xdata(ii) += a (cf_scalar ? 0 : iidx);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	419 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	420 xdata(ii) = a (cf_scalar ? 0 : iidx);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	421 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	422 prev_rval = rval;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	423 prev_cval = cval;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	424 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	425
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	426 while (cx < nc)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	427 xcidx (++cx) = ii + 1;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	428 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	429 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	430 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	431
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	432 template <class T>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	433 Sparse<T>::Sparse (const Array<T>& a, const Array<double>& r,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	434 const Array<double>& c, octave_idx_type nr,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	435 octave_idx_type nc, bool sum_terms)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	436 : dimensions (dim_vector (nr, nc)), idx (0), idx_count (0)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	437 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	438 octave_idx_type a_len = a.length ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	439 octave_idx_type r_len = r.length ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	440 octave_idx_type c_len = c.length ();
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	441 bool ri_scalar = (r_len == 1);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	442 bool ci_scalar = (c_len == 1);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	443 bool cf_scalar = (a_len == 1);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	444
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	445 if ((a_len != r_len && !cf_scalar && !ri_scalar) \|\|
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	446 (a_len != c_len && !cf_scalar && !ci_scalar) \|\|
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	447 (r_len != c_len && !ri_scalar && !ci_scalar) \|\| nr < 0 \|\| nc < 0)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	448 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	449 (*current_liboctave_error_handler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	450 ("Sparse::Sparse (const Array<T>&, const Array<double>&, ...): dimension mismatch");
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	451 rep = nil_rep ();
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	452 dimensions = dim_vector (0, 0);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	453 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	454 else
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	455 {
5604 2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	456 octave_idx_type max_nzmx = (r_len > c_len ? r_len : c_len);
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	457
5604 2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	458 OCTAVE_LOCAL_BUFFER (octave_sparse_sort_idxl *, sidx, max_nzmx);
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	459 OCTAVE_LOCAL_BUFFER (octave_sparse_sort_idxl, sidxX, max_nzmx);
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	460
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	461 for (octave_idx_type i = 0; i < max_nzmx; i++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	462 sidx[i] = &sidxX[i];
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	463
5604 2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	464 octave_idx_type actual_nzmx = 0;
10142 829e69ec3110 make OCTAVE_QUIT a function Jaroslav Hajek <highegg@gmail.com> parents: 9469 diff changeset	465 octave_quit ();
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	466
5604 2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	467 for (octave_idx_type i = 0; i < max_nzmx; i++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	468 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	469 octave_idx_type rowidx = static_cast<octave_idx_type> (ri_scalar ? r(0) : r(i));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	470 octave_idx_type colidx = static_cast<octave_idx_type> (ci_scalar ? c(0) : c(i));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	471 if (rowidx < nr && rowidx >= 0 &&
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	472 colidx < nc && colidx >= 0 )
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	473 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	474 if ( a (cf_scalar ? 0 : i ) != T ())
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	475 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	476 sidx[actual_nzmx]->r = rowidx;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	477 sidx[actual_nzmx]->c = colidx;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	478 sidx[actual_nzmx]->idx = i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	479 actual_nzmx++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	480 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	481 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	482 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	483 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	484 (*current_liboctave_error_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	485 ("Sparse::Sparse : index (%d,%d) out of range",
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	486 rowidx + 1, colidx + 1);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	487 rep = nil_rep ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	488 dimensions = dim_vector (0, 0);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	489 return;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	490 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	491 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	492
5604 2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	493 if (actual_nzmx == 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	494 rep = new typename Sparse<T>::SparseRep (nr, nc);
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	495 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	496 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	497 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	498 octave_sort<octave_sparse_sort_idxl *>
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	499 lsort (octave_sparse_sidxl_comp);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	500
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	501 lsort.sort (sidx, actual_nzmx);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	502 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	503
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	504 // Now count the unique non-zero values
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	505 octave_idx_type real_nzmx = 1;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	506 for (octave_idx_type i = 1; i < actual_nzmx; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	507 if (sidx[i-1]->r != sidx[i]->r \|\| sidx[i-1]->c != sidx[i]->c)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	508 real_nzmx++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	509
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	510 rep = new typename Sparse<T>::SparseRep (nr, nc, real_nzmx);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	511
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	512 octave_idx_type cx = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	513 octave_idx_type prev_rval = -1;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	514 octave_idx_type prev_cval = -1;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	515 octave_idx_type ii = -1;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	516 xcidx (0) = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	517 for (octave_idx_type i = 0; i < actual_nzmx; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	518 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	519 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	520 octave_idx_type iidx = sidx[i]->idx;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	521 octave_idx_type rval = sidx[i]->r;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	522 octave_idx_type cval = sidx[i]->c;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	523
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	524 if (prev_cval < cval \|\| (prev_rval < rval && prev_cval == cval))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	525 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	526 octave_idx_type ci = static_cast<octave_idx_type> (c (ci_scalar ? 0 : iidx));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	527 ii++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	528
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	529 while (cx < ci)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	530 xcidx (++cx) = ii;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	531 xdata(ii) = a (cf_scalar ? 0 : iidx);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	532 xridx(ii) = static_cast<octave_idx_type> (r (ri_scalar ? 0 : iidx));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	533 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	534 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	535 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	536 if (sum_terms)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	537 xdata(ii) += a (cf_scalar ? 0 : iidx);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	538 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	539 xdata(ii) = a (cf_scalar ? 0 : iidx);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	540 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	541 prev_rval = rval;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	542 prev_cval = cval;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	543 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	544
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	545 while (cx < nc)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	546 xcidx (++cx) = ii + 1;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	547 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	548 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	549 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	550
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	551 template <class T>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	552 Sparse<T>::Sparse (const Array<T>& a)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	553 : dimensions (a.dims ()), idx (0), idx_count (0)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	554 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	555 if (dimensions.length () > 2)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	556 (*current_liboctave_error_handler)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	557 ("Sparse::Sparse (const Array<T>&): dimension mismatch");
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	558 else
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	559 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	560 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	561 octave_idx_type nc = cols ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	562 octave_idx_type len = a.length ();
5604 2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	563 octave_idx_type new_nzmx = 0;
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	564
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	565 // First count the number of non-zero terms
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	566 for (octave_idx_type i = 0; i < len; i++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	567 if (a(i) != T ())
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	568 new_nzmx++;
5604 2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	569
2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	570 rep = new typename Sparse<T>::SparseRep (nr, nc, new_nzmx);
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	571
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	572 octave_idx_type ii = 0;
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	573 xcidx(0) = 0;
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	574 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	575 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	576 for (octave_idx_type i = 0; i < nr; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	577 if (a.elem (i,j) != T ())
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	578 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	579 xdata(ii) = a.elem (i,j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	580 xridx(ii++) = i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	581 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	582 xcidx(j+1) = ii;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	583 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	584 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	585 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	586
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	587 template <class T>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	588 Sparse<T>::~Sparse (void)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	589 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	590 if (--rep->count <= 0)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	591 delete rep;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	592
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	593 delete [] idx;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	594 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	595
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	596 template <class T>
7717 ff918ee1a983 Delete idx in Sparse<T> and Array<T> operator = David Bateman <dbateman@free.fr> parents: 7620 diff changeset	597 Sparse<T>&
ff918ee1a983 Delete idx in Sparse<T> and Array<T> operator = David Bateman <dbateman@free.fr> parents: 7620 diff changeset	598 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	599 {
ff918ee1a983 Delete idx in Sparse<T> and Array<T> operator = David Bateman <dbateman@free.fr> parents: 7620 diff changeset	600 if (this != &a)
ff918ee1a983 Delete idx in Sparse<T> and Array<T> operator = David Bateman <dbateman@free.fr> parents: 7620 diff changeset	601 {
ff918ee1a983 Delete idx in Sparse<T> and Array<T> operator = David Bateman <dbateman@free.fr> parents: 7620 diff changeset	602 if (--rep->count <= 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	603 delete rep;
7717 ff918ee1a983 Delete idx in Sparse<T> and Array<T> operator = David Bateman <dbateman@free.fr> parents: 7620 diff changeset	604
ff918ee1a983 Delete idx in Sparse<T> and Array<T> operator = David Bateman <dbateman@free.fr> parents: 7620 diff changeset	605 rep = a.rep;
ff918ee1a983 Delete idx in Sparse<T> and Array<T> operator = David Bateman <dbateman@free.fr> parents: 7620 diff changeset	606 rep->count++;
ff918ee1a983 Delete idx in Sparse<T> and Array<T> operator = David Bateman <dbateman@free.fr> parents: 7620 diff changeset	607
ff918ee1a983 Delete idx in Sparse<T> and Array<T> operator = David Bateman <dbateman@free.fr> parents: 7620 diff changeset	608 dimensions = a.dimensions;
ff918ee1a983 Delete idx in Sparse<T> and Array<T> operator = David Bateman <dbateman@free.fr> parents: 7620 diff changeset	609
ff918ee1a983 Delete idx in Sparse<T> and Array<T> operator = David Bateman <dbateman@free.fr> parents: 7620 diff changeset	610 delete [] idx;
ff918ee1a983 Delete idx in Sparse<T> and Array<T> operator = David Bateman <dbateman@free.fr> parents: 7620 diff changeset	611 idx_count = 0;
ff918ee1a983 Delete idx in Sparse<T> and Array<T> operator = David Bateman <dbateman@free.fr> parents: 7620 diff changeset	612 idx = 0;
ff918ee1a983 Delete idx in Sparse<T> and Array<T> operator = David Bateman <dbateman@free.fr> parents: 7620 diff changeset	613 }
ff918ee1a983 Delete idx in Sparse<T> and Array<T> operator = David Bateman <dbateman@free.fr> parents: 7620 diff changeset	614
ff918ee1a983 Delete idx in Sparse<T> and Array<T> operator = David Bateman <dbateman@free.fr> parents: 7620 diff changeset	615 return *this;
ff918ee1a983 Delete idx in Sparse<T> and Array<T> operator = David Bateman <dbateman@free.fr> parents: 7620 diff changeset	616 }
ff918ee1a983 Delete idx in Sparse<T> and Array<T> operator = David Bateman <dbateman@free.fr> parents: 7620 diff changeset	617
ff918ee1a983 Delete idx in Sparse<T> and Array<T> operator = David Bateman <dbateman@free.fr> parents: 7620 diff changeset	618 template <class T>
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	619 octave_idx_type
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	620 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	621 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	622 octave_idx_type retval = -1;
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	623
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	624 octave_idx_type n = dimensions.length ();
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	625
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	626 if (n > 0 && n == ra_idx.length ())
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	627 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	628 retval = ra_idx(--n);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	629
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	630 while (--n >= 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	631 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	632 retval *= dimensions(n);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	633 retval += ra_idx(n);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	634 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	635 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	636 else
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	637 (*current_liboctave_error_handler)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	638 ("Sparse<T>::compute_index: invalid ra_idxing operation");
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	639
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	640 return retval;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	641 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	642
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	643 template <class T>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	644 T
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	645 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	646 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	647 (*current_liboctave_error_handler) ("%s (%d): range error", fcn, n);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	648 return T ();
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	649 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	650
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	651 template <class T>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	652 T&
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	653 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	654 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	655 (*current_liboctave_error_handler) ("%s (%d): range error", fcn, n);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	656 static T foo;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	657 return foo;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	658 }
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 template <class T>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	661 T
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	662 Sparse<T>::range_error (const char *fcn, octave_idx_type i, octave_idx_type j) const
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	663 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	664 (*current_liboctave_error_handler)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	665 ("%s (%d, %d): range error", fcn, i, j);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	666 return T ();
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
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	669 template <class T>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	670 T&
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	671 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	672 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	673 (*current_liboctave_error_handler)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	674 ("%s (%d, %d): range error", fcn, i, j);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	675 static T foo;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	676 return foo;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	677 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	678
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	679 template <class T>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	680 T
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	681 Sparse<T>::range_error (const char *fcn, const Array<octave_idx_type>& ra_idx) const
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	682 {
5765 7ba9ad1fec11 [project @ 2006-04-17 05:05:15 by jwe] jwe parents: 5760 diff changeset	683 std::ostringstream buf;
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	684
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	685 buf << fcn << " (";
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	686
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	687 octave_idx_type n = ra_idx.length ();
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	688
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	689 if (n > 0)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	690 buf << ra_idx(0);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	691
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	692 for (octave_idx_type i = 1; i < n; i++)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	693 buf << ", " << ra_idx(i);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	694
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	695 buf << "): range error";
5765 7ba9ad1fec11 [project @ 2006-04-17 05:05:15 by jwe] jwe parents: 5760 diff changeset	696
7ba9ad1fec11 [project @ 2006-04-17 05:05:15 by jwe] jwe parents: 5760 diff changeset	697 std::string buf_str = buf.str ();
7ba9ad1fec11 [project @ 2006-04-17 05:05:15 by jwe] jwe parents: 5760 diff changeset	698
7ba9ad1fec11 [project @ 2006-04-17 05:05:15 by jwe] jwe parents: 5760 diff changeset	699 (*current_liboctave_error_handler) (buf_str.c_str ());
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	700
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	701 return T ();
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	702 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	703
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	704 template <class T>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	705 T&
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	706 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	707 {
5765 7ba9ad1fec11 [project @ 2006-04-17 05:05:15 by jwe] jwe parents: 5760 diff changeset	708 std::ostringstream buf;
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	709
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	710 buf << fcn << " (";
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	711
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	712 octave_idx_type n = ra_idx.length ();
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 if (n > 0)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	715 buf << ra_idx(0);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	716
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	717 for (octave_idx_type i = 1; i < n; i++)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	718 buf << ", " << ra_idx(i);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	719
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	720 buf << "): range error";
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	721
5765 7ba9ad1fec11 [project @ 2006-04-17 05:05:15 by jwe] jwe parents: 5760 diff changeset	722 std::string buf_str = buf.str ();
7ba9ad1fec11 [project @ 2006-04-17 05:05:15 by jwe] jwe parents: 5760 diff changeset	723
7ba9ad1fec11 [project @ 2006-04-17 05:05:15 by jwe] jwe parents: 5760 diff changeset	724 (*current_liboctave_error_handler) (buf_str.c_str ());
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	725
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	726 static T foo;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	727 return foo;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	728 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	729
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	730 template <class T>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	731 Sparse<T>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	732 Sparse<T>::reshape (const dim_vector& new_dims) const
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	733 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	734 Sparse<T> retval;
6689 8e0444d90050 [project @ 2007-06-04 22:28:19 by dbateman] dbateman parents: 6101 diff changeset	735 dim_vector dims2 = new_dims;
8e0444d90050 [project @ 2007-06-04 22:28:19 by dbateman] dbateman parents: 6101 diff changeset	736
8e0444d90050 [project @ 2007-06-04 22:28:19 by dbateman] dbateman parents: 6101 diff changeset	737 if (dims2.length () > 2)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	738 {
6814 8c89a644df8a [project @ 2007-08-14 17:30:59 by jwe] jwe parents: 6813 diff changeset	739 (*current_liboctave_warning_handler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	740 ("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	741
6689 8e0444d90050 [project @ 2007-06-04 22:28:19 by dbateman] dbateman parents: 6101 diff changeset	742 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	743 dims2(1) *= dims2(i);
6814 8c89a644df8a [project @ 2007-08-14 17:30:59 by jwe] jwe parents: 6813 diff changeset	744
6689 8e0444d90050 [project @ 2007-06-04 22:28:19 by dbateman] dbateman parents: 6101 diff changeset	745 dims2.resize (2);
8e0444d90050 [project @ 2007-06-04 22:28:19 by dbateman] dbateman parents: 6101 diff changeset	746 }
8e0444d90050 [project @ 2007-06-04 22:28:19 by dbateman] dbateman parents: 6101 diff changeset	747
8e0444d90050 [project @ 2007-06-04 22:28:19 by dbateman] dbateman parents: 6101 diff changeset	748 if (dimensions != dims2)
8e0444d90050 [project @ 2007-06-04 22:28:19 by dbateman] dbateman parents: 6101 diff changeset	749 {
8e0444d90050 [project @ 2007-06-04 22:28:19 by dbateman] dbateman parents: 6101 diff changeset	750 if (dimensions.numel () == dims2.numel ())
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	751 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	752 octave_idx_type new_nnz = nnz ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	753 octave_idx_type new_nr = dims2 (0);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	754 octave_idx_type new_nc = dims2 (1);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	755 octave_idx_type old_nr = rows ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	756 octave_idx_type old_nc = cols ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	757 retval = Sparse<T> (new_nr, new_nc, new_nnz);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	758
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	759 octave_idx_type kk = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	760 retval.xcidx(0) = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	761 for (octave_idx_type i = 0; i < old_nc; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	762 for (octave_idx_type j = cidx(i); j < cidx(i+1); j++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	763 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	764 octave_idx_type tmp = i * old_nr + ridx(j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	765 octave_idx_type ii = tmp % new_nr;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	766 octave_idx_type jj = (tmp - ii) / new_nr;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	767 for (octave_idx_type k = kk; k < jj; k++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	768 retval.xcidx(k+1) = j;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	769 kk = jj;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	770 retval.xdata(j) = data(j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	771 retval.xridx(j) = ii;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	772 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	773 for (octave_idx_type k = kk; k < new_nc; k++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	774 retval.xcidx(k+1) = new_nnz;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	775 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	776 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	777 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	778 std::string dimensions_str = dimensions.str ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	779 std::string new_dims_str = new_dims.str ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	780
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	781 (*current_liboctave_error_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	782 ("reshape: can't reshape %s array to %s array",
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	783 dimensions_str.c_str (), new_dims_str.c_str ());
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	784 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	785 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	786 else
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	787 retval = *this;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	788
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	789 return retval;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	790 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	791
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	792 template <class T>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	793 Sparse<T>
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	794 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	795 {
6813 75d99621f850 [project @ 2007-08-14 17:14:18 by jwe] jwe parents: 6689 diff changeset	796 // 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	797
75d99621f850 [project @ 2007-08-14 17:14:18 by jwe] jwe parents: 6689 diff changeset	798 bool fail = false;
6817 2e7f62e52c13 [project @ 2007-08-19 19:36:40 by dbateman] dbateman parents: 6814 diff changeset	799 bool trans = false;
6813 75d99621f850 [project @ 2007-08-14 17:14:18 by jwe] jwe parents: 6689 diff changeset	800
75d99621f850 [project @ 2007-08-14 17:14:18 by jwe] jwe parents: 6689 diff changeset	801 if (perm_vec.length () == 2)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	802 {
6813 75d99621f850 [project @ 2007-08-14 17:14:18 by jwe] jwe parents: 6689 diff changeset	803 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	804 /* do nothing */;
6813 75d99621f850 [project @ 2007-08-14 17:14:18 by jwe] jwe parents: 6689 diff changeset	805 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	806 trans = true;
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	807 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	808 fail = true;
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	809 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	810 else
6813 75d99621f850 [project @ 2007-08-14 17:14:18 by jwe] jwe parents: 6689 diff changeset	811 fail = true;
75d99621f850 [project @ 2007-08-14 17:14:18 by jwe] jwe parents: 6689 diff changeset	812
75d99621f850 [project @ 2007-08-14 17:14:18 by jwe] jwe parents: 6689 diff changeset	813 if (fail)
75d99621f850 [project @ 2007-08-14 17:14:18 by jwe] jwe parents: 6689 diff changeset	814 (*current_liboctave_error_handler)
75d99621f850 [project @ 2007-08-14 17:14:18 by jwe] jwe parents: 6689 diff changeset	815 ("permutation vector contains an invalid element");
75d99621f850 [project @ 2007-08-14 17:14:18 by jwe] jwe parents: 6689 diff changeset	816
6817 2e7f62e52c13 [project @ 2007-08-19 19:36:40 by dbateman] dbateman parents: 6814 diff changeset	817 return trans ? this->transpose () : *this;
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	818 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	819
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	820 template <class T>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	821 void
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	822 Sparse<T>::resize_no_fill (const dim_vector& dv)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	823 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	824 octave_idx_type n = dv.length ();
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	825
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	826 if (n != 2)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	827 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	828 (*current_liboctave_error_handler) ("sparse array must be 2-D");
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	829 return;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	830 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	831
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	832 resize_no_fill (dv(0), dv(1));
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	833 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	834
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	835 template <class T>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	836 void
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	837 Sparse<T>::resize_no_fill (octave_idx_type r, octave_idx_type c)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	838 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	839 if (r < 0 \|\| c < 0)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	840 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	841 (*current_liboctave_error_handler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	842 ("can't resize to negative dimension");
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	843 return;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	844 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	845
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	846 if (ndims () == 0)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	847 dimensions = dim_vector (0, 0);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	848
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	849 if (r == dim1 () && c == dim2 ())
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	850 return;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	851
5731 c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5681 diff changeset	852 typename Sparse<T>::SparseRep *old_rep = rep;
c7d5a534afa5 [project @ 2006-04-03 19:33:26 by jwe] jwe parents: 5681 diff changeset	853
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	854 octave_idx_type nc = cols ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	855 octave_idx_type nr = rows ();
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	856
5681 233d98d95659 [project @ 2006-03-16 17:48:55 by dbateman] dbateman parents: 5648 diff changeset	857 if (nnz () == 0 \|\| r == 0 \|\| c == 0)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	858 // Special case of redimensioning to/from a sparse matrix with
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	859 // no elements
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	860 rep = new typename Sparse<T>::SparseRep (r, c);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	861 else
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	862 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	863 octave_idx_type n = 0;
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	864 Sparse<T> tmpval;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	865 if (r >= nr)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	866 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	867 if (c > nc)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	868 n = xcidx(nc);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	869 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	870 n = xcidx(c);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	871
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	872 tmpval = Sparse<T> (r, c, n);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	873
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	874 if (c > nc)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	875 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	876 for (octave_idx_type i = 0; i < nc + 1; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	877 tmpval.cidx(i) = xcidx(i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	878 for (octave_idx_type i = nc + 1; i < c + 1; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	879 tmpval.cidx(i) = tmpval.cidx(i-1);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	880 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	881 else if (c <= nc)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	882 for (octave_idx_type i = 0; i < c + 1; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	883 tmpval.cidx(i) = xcidx(i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	884
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	885 for (octave_idx_type i = 0; i < n; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	886 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	887 tmpval.data(i) = xdata(i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	888 tmpval.ridx(i) = xridx(i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	889 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	890 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	891 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	892 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	893 // Count how many non zero terms before we do anything
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	894 octave_idx_type min_nc = (c < nc ? c : nc);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	895 for (octave_idx_type i = 0; i < min_nc; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	896 for (octave_idx_type j = xcidx(i); j < xcidx(i+1); j++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	897 if (xridx(j) < r)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	898 n++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	899
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	900 if (n)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	901 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	902 // Now that we know the size we can do something
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	903 tmpval = Sparse<T> (r, c, n);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	904
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	905 tmpval.cidx(0);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	906 for (octave_idx_type i = 0, ii = 0; i < min_nc; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	907 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	908 for (octave_idx_type j = xcidx(i); j < xcidx(i+1); j++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	909 if (xridx(j) < r)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	910 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	911 tmpval.data(ii) = xdata(j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	912 tmpval.ridx(ii++) = xridx(j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	913 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	914 tmpval.cidx(i+1) = ii;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	915 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	916 if (c > min_nc)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	917 for (octave_idx_type i = nc; i < c; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	918 tmpval.cidx(i+1) = tmpval.cidx(i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	919 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	920 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	921 tmpval = Sparse<T> (r, c);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	922 }
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 rep = tmpval.rep;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	925 rep->count++;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	926 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	927
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	928 dimensions = dim_vector (r, c);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	929
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	930 if (--old_rep->count <= 0)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	931 delete old_rep;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	932 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	933
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	934 template <class T>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	935 Sparse<T>&
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	936 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	937 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	938 octave_idx_type a_rows = a.rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	939 octave_idx_type a_cols = a.cols ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	940 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	941 octave_idx_type nc = cols ();
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	942
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	943 if (r < 0 \|\| r + a_rows > rows () \|\| c < 0 \|\| c + a_cols > cols ())
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	944 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	945 (*current_liboctave_error_handler) ("range error for insert");
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	946 return *this;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	947 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	948
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	949 // First count the number of elements in the final array
5681 233d98d95659 [project @ 2006-03-16 17:48:55 by dbateman] dbateman parents: 5648 diff changeset	950 octave_idx_type nel = cidx(c) + a.nnz ();
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	951
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	952 if (c + a_cols < nc)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	953 nel += cidx(nc) - cidx(c + a_cols);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	954
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	955 for (octave_idx_type i = c; i < c + a_cols; i++)
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	956 for (octave_idx_type j = cidx(i); j < cidx(i+1); j++)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	957 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	958 nel++;
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	959
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	960 Sparse<T> tmp (*this);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	961 --rep->count;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	962 rep = new typename Sparse<T>::SparseRep (nr, nc, nel);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	963
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	964 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	965 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	966 data(i) = tmp.data(i);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	967 ridx(i) = tmp.ridx(i);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	968 }
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	969 for (octave_idx_type i = 0; i < c + 1; i++)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	970 cidx(i) = tmp.cidx(i);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	971
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	972 octave_idx_type ii = cidx(c);
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	973
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	974 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	975 {
10142 829e69ec3110 make OCTAVE_QUIT a function Jaroslav Hajek <highegg@gmail.com> parents: 9469 diff changeset	976 octave_quit ();
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	977
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	978 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	979 if (tmp.ridx(j) < r)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	980 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	981 data(ii) = tmp.data(j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	982 ridx(ii++) = tmp.ridx(j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	983 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	984
10142 829e69ec3110 make OCTAVE_QUIT a function Jaroslav Hajek <highegg@gmail.com> parents: 9469 diff changeset	985 octave_quit ();
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	986
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	987 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	988 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	989 data(ii) = a.data(j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	990 ridx(ii++) = r + a.ridx(j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	991 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	992
10142 829e69ec3110 make OCTAVE_QUIT a function Jaroslav Hajek <highegg@gmail.com> parents: 9469 diff changeset	993 octave_quit ();
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	994
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	995 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	996 if (tmp.ridx(j) >= r + a_rows)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	997 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	998 data(ii) = tmp.data(j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	999 ridx(ii++) = tmp.ridx(j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1000 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1001
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1002 cidx(i+1) = ii;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1003 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1004
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	1005 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	1006 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	1007 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	1008 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1009 data(ii) = tmp.data(j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1010 ridx(ii++) = tmp.ridx(j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1011 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1012 cidx(i+1) = ii;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1013 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1014
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1015 return *this;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1016 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1017
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1018 template <class T>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1019 Sparse<T>&
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	1020 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	1021 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1022
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1023 if (ra_idx.length () != 2)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1024 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1025 (*current_liboctave_error_handler) ("range error for insert");
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1026 return *this;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1027 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1028
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1029 return insert (a, ra_idx (0), ra_idx (1));
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1030 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1031
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1032 template <class T>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1033 Sparse<T>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1034 Sparse<T>::transpose (void) const
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1035 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1036 assert (ndims () == 2);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1037
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	1038 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	1039 octave_idx_type nc = cols ();
5648 69a4f320d95a [project @ 2006-03-08 20:17:37 by dbateman] dbateman parents: 5630 diff changeset	1040 octave_idx_type nz = nnz ();
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1041 Sparse<T> retval (nc, nr, nz);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1042
5648 69a4f320d95a [project @ 2006-03-08 20:17:37 by dbateman] dbateman parents: 5630 diff changeset	1043 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	1044 retval.xcidx (ridx (i) + 1)++;
542015fada9e Eliminate the workspace in sparse transpose. Jason Riedy <jason@acm.org> parents: 8920 diff changeset	1045 // 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	1046 nz = 0;
8987 542015fada9e Eliminate the workspace in sparse transpose. Jason Riedy <jason@acm.org> parents: 8920 diff changeset	1047 for (octave_idx_type i = 1; i <= nr; i++)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1048 {
8987 542015fada9e Eliminate the workspace in sparse transpose. Jason Riedy <jason@acm.org> parents: 8920 diff changeset	1049 const octave_idx_type tmp = retval.xcidx (i);
542015fada9e Eliminate the workspace in sparse transpose. Jason Riedy <jason@acm.org> parents: 8920 diff changeset	1050 retval.xcidx (i) = nz;
542015fada9e Eliminate the workspace in sparse transpose. Jason Riedy <jason@acm.org> parents: 8920 diff changeset	1051 nz += tmp;
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1052 }
8987 542015fada9e Eliminate the workspace in sparse transpose. Jason Riedy <jason@acm.org> parents: 8920 diff changeset	1053 // 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	1054
69a4f320d95a [project @ 2006-03-08 20:17:37 by dbateman] dbateman parents: 5630 diff changeset	1055 for (octave_idx_type j = 0; j < nc; j++)
69a4f320d95a [project @ 2006-03-08 20:17:37 by dbateman] dbateman parents: 5630 diff changeset	1056 for (octave_idx_type k = cidx(j); k < cidx(j+1); k++)
69a4f320d95a [project @ 2006-03-08 20:17:37 by dbateman] dbateman parents: 5630 diff changeset	1057 {
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1058 octave_idx_type q = retval.xcidx (ridx (k) + 1)++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1059 retval.xridx (q) = j;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1060 retval.xdata (q) = data (k);
5648 69a4f320d95a [project @ 2006-03-08 20:17:37 by dbateman] dbateman parents: 5630 diff changeset	1061 }
8987 542015fada9e Eliminate the workspace in sparse transpose. Jason Riedy <jason@acm.org> parents: 8920 diff changeset	1062 assert (nnz () == retval.xcidx (nr));
542015fada9e Eliminate the workspace in sparse transpose. Jason Riedy <jason@acm.org> parents: 8920 diff changeset	1063 // 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	1064 // 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	1065
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1066 return retval;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1067 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1068
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1069 template <class T>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1070 void
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1071 Sparse<T>::clear_index (void)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1072 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1073 delete [] idx;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1074 idx = 0;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1075 idx_count = 0;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1076 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1077
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1078 template <class T>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1079 void
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1080 Sparse<T>::set_index (const idx_vector& idx_arg)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1081 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	1082 octave_idx_type nd = ndims ();
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1083
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1084 if (! idx && nd > 0)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1085 idx = new idx_vector [nd];
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1086
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1087 if (idx_count < nd)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1088 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1089 idx[idx_count++] = idx_arg;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1090 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1091 else
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1092 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1093 idx_vector *new_idx = new idx_vector [idx_count+1];
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1094
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	1095 for (octave_idx_type i = 0; i < idx_count; i++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1096 new_idx[i] = idx[i];
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1097
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1098 new_idx[idx_count++] = idx_arg;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1099
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1100 delete [] idx;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1101
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1102 idx = new_idx;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1103 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1104 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1105
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1106 template <class T>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1107 void
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1108 Sparse<T>::maybe_delete_elements (idx_vector& idx_arg)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1109 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	1110 octave_idx_type nr = dim1 ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	1111 octave_idx_type nc = dim2 ();
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	1112 octave_idx_type orig_nr = nr;
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	1113 octave_idx_type orig_nc = nc;
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	1114 octave_idx_type orig_nnz = nnz ();
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1115
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1116 if (nr == 0 && nc == 0)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1117 return;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1118
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	1119 octave_idx_type n;
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1120 if (nr == 1)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1121 n = nc;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1122 else if (nc == 1)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1123 n = nr;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1124 else
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1125 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1126 // Reshape to row vector for Matlab compatibility.
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1127
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1128 n = nr * nc;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1129 nr = 1;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1130 nc = n;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1131 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1132
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1133 if (idx_arg.is_colon_equiv (n, 1))
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1134 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1135 // Either A(:) = [] or A(idx) = [] with idx enumerating all
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1136 // elements, so we delete all elements and return [](0x0). To
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1137 // preserve the orientation of the vector, you have to use
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1138 // A(idx,:) = [] (delete rows) or A(:,idx) (delete columns).
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1139
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1140 resize_no_fill (0, 0);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1141 return;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1142 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1143
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1144 idx_arg.sort (true);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1145
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	1146 octave_idx_type num_to_delete = idx_arg.length (n);
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1147
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1148 if (num_to_delete != 0)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1149 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	1150 octave_idx_type new_n = n;
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	1151 octave_idx_type new_nnz = orig_nnz;
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	1152
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	1153 octave_idx_type iidx = 0;
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	1154 octave_idx_type kk = idx_arg.elem (iidx);
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1155
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1156 const Sparse<T> tmp (*this);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1157
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	1158 if (orig_nr == 1)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1159 {
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	1160 for (octave_idx_type i = 0; i < n; i++)
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	1161 {
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	1162 octave_quit ();
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 if (i == kk)
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 {
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	1166 iidx++;
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	1167 kk = idx_arg.elem (iidx);
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	1168 new_n--;
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	1169
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	1170 if (tmp.cidx(i) != tmp.cidx(i + 1))
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	1171 new_nnz--;
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	1172
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	1173 if (iidx == num_to_delete)
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 break;
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	1175 }
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	1176 }
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	1177 }
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 else if (orig_nc == 1)
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	1179 {
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	1180 octave_idx_type next_ridx = -1;
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 octave_idx_type next_ridx_val = -1;
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 if (orig_nnz > 0)
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	1183 {
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	1184 next_ridx = 0;
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	1185 next_ridx_val = tmp.ridx (0);
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	1186 }
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	1187
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	1188 for (octave_idx_type i = 0; i < n; i++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1189 {
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	1190 octave_quit ();
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	1191
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	1192 if (i == kk)
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	1193 {
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	1194 iidx++;
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	1195 kk = idx_arg.elem (iidx);
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	1196 new_n--;
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	1197
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	1198 while (i > next_ridx_val)
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	1199 {
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	1200 next_ridx++;
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	1201 if (next_ridx >= orig_nnz)
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	1202 {
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	1203 next_ridx = -1;
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	1204 next_ridx_val = n;
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	1205 break;
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	1206 }
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	1207 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	1208 next_ridx_val = tmp.ridx (next_ridx);
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	1209 }
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	1210
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	1211 if (i == next_ridx_val)
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	1212 new_nnz--;
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	1213
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	1214 if (iidx == num_to_delete)
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	1215 break;
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	1216 }
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	1217 }
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	1218 }
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	1219 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	1220 {
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	1221 for (octave_idx_type i = 0; i < n; i++)
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	1222 {
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	1223 octave_quit ();
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	1224
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	1225 if (i == kk)
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	1226 {
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	1227 iidx++;
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	1228 kk = idx_arg.elem (iidx);
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	1229 new_n--;
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	1230
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	1231 if (tmp.elem (i) != T ())
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	1232 new_nnz--;
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	1233
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	1234 if (iidx == num_to_delete)
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	1235 break;
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	1236 }
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1237 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1238 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1239
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1240 if (new_n > 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1241 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1242 rep->count--;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1243
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1244 if (nr == 1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1245 rep = new typename Sparse<T>::SparseRep (1, new_n, new_nnz);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1246 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1247 rep = new typename Sparse<T>::SparseRep (new_n, 1, new_nnz);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1248
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1249 octave_idx_type ii = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1250 octave_idx_type jj = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1251 iidx = 0;
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	1252 kk = idx_arg.elem (iidx);
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	1253
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	1254 if (orig_nr == 1)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1255 {
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	1256 for (octave_idx_type i = 0; i < n; i++)
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	1257 {
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	1258 octave_quit ();
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	1259
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	1260 if (iidx < num_to_delete && i == kk)
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	1261 kk = idx_arg.elem (++iidx);
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	1262 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	1263 {
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	1264 if (tmp.cidx(i) != tmp.cidx(i + 1))
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	1265 {
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	1266 data(ii) = tmp.data (tmp.cidx(i));
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	1267 ridx(ii++) = jj;
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	1268 }
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	1269 jj++;
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	1270 }
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	1271 }
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	1272 }
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	1273 else if (orig_nc == 1)
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	1274 {
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	1275 octave_idx_type next_ridx = -1;
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	1276 octave_idx_type next_ridx_val = n;
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	1277 if (orig_nnz > 0)
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	1278 {
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	1279 next_ridx = 0;
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	1280 next_ridx_val = tmp.ridx (0);
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	1281 }
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	1282
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	1283 for (octave_idx_type i = 0; i < n; i++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1284 {
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	1285 octave_quit ();
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	1286
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	1287 if (iidx < num_to_delete && i == kk)
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	1288 kk = idx_arg.elem (++iidx);
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	1289 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1290 {
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	1291 while (i > next_ridx_val)
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	1292 {
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	1293 next_ridx++;
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	1294 if (next_ridx >= orig_nnz)
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	1295 {
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	1296 next_ridx = -1;
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	1297 next_ridx_val = n;
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	1298 break;
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	1299 }
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	1300 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	1301 next_ridx_val = tmp.ridx (next_ridx);
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	1302 }
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	1303
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	1304 if (i == next_ridx_val)
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	1305 {
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	1306 data(ii) = tmp.data(next_ridx);
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	1307 ridx(ii++) = jj;
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	1308 }
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	1309 jj++;
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1310 }
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	1311 }
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	1312 }
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	1313 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	1314 {
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	1315 for (octave_idx_type i = 0; i < n; i++)
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	1316 {
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	1317 octave_quit ();
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	1318
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	1319 if (iidx < num_to_delete && i == kk)
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	1320 kk = idx_arg.elem (++iidx);
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	1321 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	1322 {
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	1323 T el = tmp.elem (i);
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	1324 if (el != T ())
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	1325 {
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	1326 data(ii) = el;
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	1327 ridx(ii++) = jj;
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	1328 }
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	1329 jj++;
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	1330 }
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1331 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1332 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1333
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1334 dimensions.resize (2);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1335
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1336 if (nr == 1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1337 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1338 ii = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1339 cidx(0) = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1340 for (octave_idx_type i = 0; i < new_n; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1341 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1342 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1343 if (ridx(ii) == i)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1344 ridx(ii++) = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1345 cidx(i+1) = ii;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1346 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1347
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1348 dimensions(0) = 1;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1349 dimensions(1) = new_n;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1350 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1351 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1352 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1353 cidx(0) = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1354 cidx(1) = new_nnz;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1355 dimensions(0) = new_n;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1356 dimensions(1) = 1;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1357 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1358 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1359 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1360 (*current_liboctave_error_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1361 ("A(idx) = []: index out of range");
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1362 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1363 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1364
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1365 template <class T>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1366 void
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1367 Sparse<T>::maybe_delete_elements (idx_vector& idx_i, idx_vector& idx_j)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1368 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1369 assert (ndims () == 2);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1370
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	1371 octave_idx_type nr = dim1 ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	1372 octave_idx_type nc = dim2 ();
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1373
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1374 if (nr == 0 && nc == 0)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1375 return;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1376
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1377 if (idx_i.is_colon ())
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1378 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1379 if (idx_j.is_colon ())
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1380 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1381 // A(:,:) -- We are deleting columns and rows, so the result
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1382 // is [](0x0).
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1383
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1384 resize_no_fill (0, 0);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1385 return;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1386 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1387
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1388 if (idx_j.is_colon_equiv (nc, 1))
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1389 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1390 // A(:,j) -- We are deleting columns by enumerating them,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1391 // If we enumerate all of them, we should have zero columns
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1392 // with the same number of rows that we started with.
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1393
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1394 resize_no_fill (nr, 0);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1395 return;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1396 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1397 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1398
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1399 if (idx_j.is_colon () && idx_i.is_colon_equiv (nr, 1))
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1400 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1401 // A(i,:) -- We are deleting rows by enumerating them. If we
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1402 // enumerate all of them, we should have zero rows with the
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1403 // same number of columns that we started with.
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1404
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1405 resize_no_fill (0, nc);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1406 return;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1407 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1408
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1409 if (idx_i.is_colon_equiv (nr, 1))
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1410 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1411 if (idx_j.is_colon_equiv (nc, 1))
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1412 resize_no_fill (0, 0);
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1413 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1414 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1415 idx_j.sort (true);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1416
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1417 octave_idx_type num_to_delete = idx_j.length (nc);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1418
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1419 if (num_to_delete != 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1420 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1421 if (nr == 1 && num_to_delete == nc)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1422 resize_no_fill (0, 0);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1423 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1424 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1425 octave_idx_type new_nc = nc;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1426 octave_idx_type new_nnz = nnz ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1427
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1428 octave_idx_type iidx = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1429
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1430 for (octave_idx_type j = 0; j < nc; j++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1431 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1432 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1433
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1434 if (j == idx_j.elem (iidx))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1435 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1436 iidx++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1437 new_nc--;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1438
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1439 new_nnz -= cidx(j+1) - cidx(j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1440
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1441 if (iidx == num_to_delete)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1442 break;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1443 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1444 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1445
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1446 if (new_nc > 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1447 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1448 const Sparse<T> tmp (*this);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1449 --rep->count;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1450 rep = new typename Sparse<T>::SparseRep (nr, new_nc,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1451 new_nnz);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1452 octave_idx_type ii = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1453 octave_idx_type jj = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1454 iidx = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1455 cidx(0) = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1456 for (octave_idx_type j = 0; j < nc; j++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1457 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1458 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1459
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1460 if (iidx < num_to_delete && j == idx_j.elem (iidx))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1461 iidx++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1462 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1463 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1464 for (octave_idx_type i = tmp.cidx(j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1465 i < tmp.cidx(j+1); i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1466 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1467 data(jj) = tmp.data(i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1468 ridx(jj++) = tmp.ridx(i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1469 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1470 cidx(++ii) = jj;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1471 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1472 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1473
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1474 dimensions.resize (2);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1475 dimensions(1) = new_nc;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1476 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1477 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1478 (*current_liboctave_error_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1479 ("A(idx) = []: index out of range");
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1480 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1481 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1482 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1483 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1484 else if (idx_j.is_colon_equiv (nc, 1))
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1485 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1486 if (idx_i.is_colon_equiv (nr, 1))
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1487 resize_no_fill (0, 0);
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1488 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1489 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1490 idx_i.sort (true);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1491
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1492 octave_idx_type num_to_delete = idx_i.length (nr);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1493
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1494 if (num_to_delete != 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1495 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1496 if (nc == 1 && num_to_delete == nr)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1497 resize_no_fill (0, 0);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1498 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1499 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1500 octave_idx_type new_nr = nr;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1501 octave_idx_type new_nnz = nnz ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1502
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1503 octave_idx_type iidx = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1504
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1505 for (octave_idx_type i = 0; i < nr; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1506 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1507 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1508
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1509 if (i == idx_i.elem (iidx))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1510 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1511 iidx++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1512 new_nr--;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1513
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1514 for (octave_idx_type j = 0; j < nnz (); j++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1515 if (ridx(j) == i)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1516 new_nnz--;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1517
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1518 if (iidx == num_to_delete)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1519 break;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1520 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1521 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1522
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1523 if (new_nr > 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1524 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1525 const Sparse<T> tmp (*this);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1526 --rep->count;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1527 rep = new typename Sparse<T>::SparseRep (new_nr, nc,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1528 new_nnz);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1529
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1530 octave_idx_type jj = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1531 cidx(0) = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1532 for (octave_idx_type i = 0; i < nc; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1533 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1534 iidx = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1535 for (octave_idx_type j = tmp.cidx(i); j < tmp.cidx(i+1); j++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1536 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1537 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1538
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1539 octave_idx_type ri = tmp.ridx(j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1540
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1541 while (iidx < num_to_delete &&
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1542 ri > idx_i.elem (iidx))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1543 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1544 iidx++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1545 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1546
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1547 if (iidx == num_to_delete \|\|
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1548 ri != idx_i.elem(iidx))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1549 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1550 data(jj) = tmp.data(j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1551 ridx(jj++) = ri - iidx;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1552 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1553 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1554 cidx(i+1) = jj;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1555 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1556
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1557 dimensions.resize (2);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1558 dimensions(0) = new_nr;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1559 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1560 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1561 (*current_liboctave_error_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1562 ("A(idx) = []: index out of range");
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1563 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1564 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1565 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1566 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1567 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1568
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1569 template <class T>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1570 void
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1571 Sparse<T>::maybe_delete_elements (Array<idx_vector>& ra_idx)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1572 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1573 if (ra_idx.length () == 1)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1574 maybe_delete_elements (ra_idx(0));
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1575 else if (ra_idx.length () == 2)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1576 maybe_delete_elements (ra_idx(0), ra_idx(1));
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1577 else
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1578 (*current_liboctave_error_handler)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1579 ("range error for maybe_delete_elements");
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1580 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1581
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1582 template <class T>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1583 Sparse<T>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1584 Sparse<T>::value (void)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1585 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1586 Sparse<T> retval;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1587
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1588 int n_idx = index_count ();
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1589
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1590 if (n_idx == 2)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1591 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1592 idx_vector *tmp = get_idx ();
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1593
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1594 idx_vector idx_i = tmp[0];
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1595 idx_vector idx_j = tmp[1];
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1596
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1597 retval = index (idx_i, idx_j);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1598 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1599 else if (n_idx == 1)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1600 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1601 retval = index (idx[0]);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1602 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1603 else
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1604 (*current_liboctave_error_handler)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1605 ("Sparse<T>::value: invalid number of indices specified");
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1606
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1607 clear_index ();
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1608
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1609 return retval;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1610 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1611
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1612 template <class T>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1613 Sparse<T>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1614 Sparse<T>::index (idx_vector& idx_arg, int resize_ok) const
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1615 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1616 Sparse<T> retval;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1617
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1618 assert (ndims () == 2);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1619
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	1620 octave_idx_type nr = dim1 ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	1621 octave_idx_type nc = dim2 ();
5681 233d98d95659 [project @ 2006-03-16 17:48:55 by dbateman] dbateman parents: 5648 diff changeset	1622 octave_idx_type nz = nnz ();
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	1623
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	1624 octave_idx_type orig_len = nr * nc;
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1625
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1626 dim_vector idx_orig_dims = idx_arg.orig_dimensions ();
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1627
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	1628 octave_idx_type idx_orig_rows = idx_arg.orig_rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	1629 octave_idx_type idx_orig_columns = idx_arg.orig_columns ();
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1630
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1631 if (idx_orig_dims.length () > 2)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1632 (*current_liboctave_error_handler)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1633 ("Sparse<T>::index: Can not index Sparse<T> with an N-D Array");
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1634 else if (idx_arg.is_colon ())
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1635 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1636 // Fast magic colon processing.
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1637 retval = Sparse<T> (nr * nc, 1, nz);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1638
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	1639 for (octave_idx_type i = 0; i < nc; i++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1640 for (octave_idx_type j = cidx(i); j < cidx(i+1); j++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1641 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1642 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1643 retval.xdata(j) = data(j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1644 retval.xridx(j) = ridx(j) + i * nr;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1645 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1646 retval.xcidx(0) = 0;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1647 retval.xcidx(1) = nz;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1648 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1649 else if (nr == 1 && nc == 1)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1650 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1651 // 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	1652 // since you have a scalar stored as a sparse matrix, and
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1653 // then want to make a dense matrix with sparse
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1654 // representation. Ok, we'll do it, but you deserve what
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1655 // you get!!
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	1656 octave_idx_type n = idx_arg.freeze (length (), "sparse vector", resize_ok);
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1657 if (n == 0)
7573 755bf7ecc29b eliminate one_zero stuff from idx_vector John W. Eaton <jwe@octave.org> parents: 7546 diff changeset	1658
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1659 retval = Sparse<T> (idx_orig_dims);
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1660 else if (nz < 1)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1661 if (n >= idx_orig_dims.numel ())
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1662 retval = Sparse<T> (idx_orig_dims);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1663 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1664 retval = Sparse<T> (dim_vector (n, 1));
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1665 else if (n >= idx_orig_dims.numel ())
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1666 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1667 T el = elem (0);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1668 octave_idx_type new_nr = idx_orig_rows;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1669 octave_idx_type new_nc = idx_orig_columns;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1670 for (octave_idx_type i = 2; i < idx_orig_dims.length (); i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1671 new_nc *= idx_orig_dims (i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1672
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1673 retval = Sparse<T> (new_nr, new_nc, idx_arg.ones_count ());
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1674
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1675 octave_idx_type ic = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1676 for (octave_idx_type i = 0; i < n; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1677 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1678 if (i % new_nr == 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1679 retval.xcidx(i / new_nr) = ic;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1680
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1681 octave_idx_type ii = idx_arg.elem (i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1682 if (ii == 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1683 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1684 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1685 retval.xdata(ic) = el;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1686 retval.xridx(ic++) = i % new_nr;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1687 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1688 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1689 retval.xcidx (new_nc) = ic;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1690 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1691 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1692 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1693 T el = elem (0);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1694 retval = Sparse<T> (n, 1, nz);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1695
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1696 for (octave_idx_type i = 0; i < nz; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1697 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1698 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1699 retval.xdata(i) = el;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1700 retval.xridx(i) = i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1701 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1702 retval.xcidx(0) = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1703 retval.xcidx(1) = n;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1704 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1705 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1706 else if (nr == 1 \|\| nc == 1)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1707 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1708 // If indexing a vector with a matrix, return value has same
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1709 // shape as the index. Otherwise, it has same orientation as
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1710 // indexed object.
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	1711 octave_idx_type len = length ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	1712 octave_idx_type n = idx_arg.freeze (len, "sparse vector", resize_ok);
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	1713 octave_idx_type l, u;
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1714 if (n == 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1715 if (nr == 1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1716 retval = Sparse<T> (dim_vector (1, 0));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1717 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1718 retval = Sparse<T> (dim_vector (0, 1));
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1719 else if (nz < 1)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1720 if (idx_orig_rows == 1 \|\| idx_orig_columns == 1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1721 retval = Sparse<T> ((nr == 1 ? 1 : n), (nr == 1 ? n : 1));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1722 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1723 retval = Sparse<T> (idx_orig_dims);
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	1724 else if (idx_arg.is_range () && idx_arg.is_cont_range (n, l, u))
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	1725 {
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	1726 // Special case of indexing a sparse vector by a continuous range
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	1727 if (nr == 1)
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	1728 {
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	1729 octave_idx_type new_nzmx = cidx(u) - cidx(l);
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	1730 retval = Sparse<T> (1, n, new_nzmx);
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	1731 octave_idx_type *iidx = retval.xcidx ();
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	1732 copy_or_memcpy (n + 1, rep->c + l, iidx);
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	1733 octave_idx_type ii = iidx[0];
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	1734 if (ii != 0)
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	1735 {
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	1736 for (octave_idx_type i = 0; i < n + 1; i++)
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	1737 iidx[i] -= ii;
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	1738 }
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	1739 copy_or_memcpy (new_nzmx, rep->d + ii, retval.rep->d);
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	1740 copy_or_memcpy (new_nzmx, rep->r + ii, retval.rep->r);
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	1741 }
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	1742 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	1743 {
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	1744 octave_idx_type j1 = -1;
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	1745
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	1746 octave_idx_type new_nzmx = 0;
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	1747 for (octave_idx_type j = 0; j < nz; j++)
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	1748 {
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	1749 octave_idx_type j2 = ridx (j);
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	1750 if (j2 >= l && j2 < u)
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	1751 {
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	1752 new_nzmx++;
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	1753 if (j1 < 0)
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	1754 j1 = j;
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	1755 }
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	1756 if (j2 >= u)
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	1757 break;
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	1758 }
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	1759
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	1760 retval = Sparse<T> (n, 1, new_nzmx);
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	1761 if (new_nzmx > 0)
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	1762 {
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	1763 retval.xcidx(0) = 0;
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	1764 retval.xcidx(1) = new_nzmx;
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	1765 copy_or_memcpy (new_nzmx, rep->d + j1, retval.rep->d);
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	1766 octave_idx_type *iidx = retval.xridx ();
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	1767 copy_or_memcpy (new_nzmx, rep->r + j1, iidx);
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	1768 if (l != 0)
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	1769 {
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	1770 for (octave_idx_type i = 0; i < new_nzmx; i++)
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	1771 iidx[i] -= l;
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	1772 }
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	1773 }
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	1774 }
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	1775 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1776 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1777 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1778 octave_idx_type new_nzmx = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1779 if (nr == 1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1780 for (octave_idx_type i = 0; i < n; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1781 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1782 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1783
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1784 octave_idx_type ii = idx_arg.elem (i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1785 if (ii < len)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1786 if (cidx(ii) != cidx(ii+1))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1787 new_nzmx++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1788 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1789 else
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	1790 for (octave_idx_type i = 0; i < n; i++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1791 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1792 octave_idx_type ii = idx_arg.elem (i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1793 if (ii < len)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1794 for (octave_idx_type j = 0; j < nz; j++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1795 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1796 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1797
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1798 if (ridx(j) == ii)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1799 new_nzmx++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1800 if (ridx(j) >= ii)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1801 break;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1802 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1803 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1804
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1805 if (idx_orig_rows == 1 \|\| idx_orig_columns == 1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1806 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1807 if (nr == 1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1808 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1809 retval = Sparse<T> (1, n, new_nzmx);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1810 octave_idx_type jj = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1811 retval.xcidx(0) = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1812 for (octave_idx_type i = 0; i < n; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1813 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1814 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1815
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1816 octave_idx_type ii = idx_arg.elem (i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1817 if (ii < len)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1818 if (cidx(ii) != cidx(ii+1))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1819 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1820 retval.xdata(jj) = data(cidx(ii));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1821 retval.xridx(jj++) = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1822 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1823 retval.xcidx(i+1) = jj;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1824 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1825 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1826 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1827 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1828 retval = Sparse<T> (n, 1, new_nzmx);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1829 retval.xcidx(0) = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1830 retval.xcidx(1) = new_nzmx;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1831 octave_idx_type jj = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1832 for (octave_idx_type i = 0; i < n; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1833 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1834 octave_idx_type ii = idx_arg.elem (i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1835 if (ii < len)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1836 for (octave_idx_type j = 0; j < nz; j++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1837 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1838 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1839
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1840 if (ridx(j) == ii)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1841 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1842 retval.xdata(jj) = data(j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1843 retval.xridx(jj++) = i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1844 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1845 if (ridx(j) >= ii)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1846 break;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1847 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1848 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1849 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1850 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1851 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1852 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1853 octave_idx_type new_nr;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1854 octave_idx_type new_nc;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1855 if (n >= idx_orig_dims.numel ())
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1856 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1857 new_nr = idx_orig_rows;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1858 new_nc = idx_orig_columns;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1859 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1860 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1861 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1862 new_nr = n;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1863 new_nc = 1;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1864 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1865
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1866 retval = Sparse<T> (new_nr, new_nc, new_nzmx);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1867
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1868 if (nr == 1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1869 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1870 octave_idx_type jj = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1871 retval.xcidx(0) = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1872 for (octave_idx_type i = 0; i < n; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1873 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1874 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1875
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1876 octave_idx_type ii = idx_arg.elem (i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1877 if (ii < len)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1878 if (cidx(ii) != cidx(ii+1))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1879 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1880 retval.xdata(jj) = data(cidx(ii));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1881 retval.xridx(jj++) = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1882 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1883 retval.xcidx(i/new_nr+1) = jj;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1884 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1885 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1886 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1887 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1888 octave_idx_type jj = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1889 retval.xcidx(0) = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1890 for (octave_idx_type i = 0; i < n; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1891 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1892 octave_idx_type ii = idx_arg.elem (i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1893 if (ii < len)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1894 for (octave_idx_type j = 0; j < nz; j++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1895 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1896 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1897
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1898 if (ridx(j) == ii)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1899 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1900 retval.xdata(jj) = data(j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1901 retval.xridx(jj++) = i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1902 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1903 if (ridx(j) >= ii)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1904 break;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1905 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1906 retval.xcidx(i/new_nr+1) = jj;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1907 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1908 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1909 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1910 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1911 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1912 else
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1913 {
7573 755bf7ecc29b eliminate one_zero stuff from idx_vector John W. Eaton <jwe@octave.org> parents: 7546 diff changeset	1914 (*current_liboctave_warning_with_id_handler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1915 ("Octave:fortran-indexing", "single index used for sparse matrix");
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1916
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1917 // This code is only for indexing matrices. The vector
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1918 // cases are handled above.
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1919
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1920 idx_arg.freeze (nr * nc, "matrix", resize_ok);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1921
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1922 if (idx_arg)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1923 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1924 octave_idx_type result_nr = idx_orig_rows;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1925 octave_idx_type result_nc = idx_orig_columns;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1926
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1927 if (nz < 1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1928 retval = Sparse<T> (result_nr, result_nc);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1929 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1930 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1931 // Count number of non-zero elements
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1932 octave_idx_type new_nzmx = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1933 octave_idx_type kk = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1934 for (octave_idx_type j = 0; j < result_nc; j++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1935 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1936 for (octave_idx_type i = 0; i < result_nr; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1937 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1938 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1939
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1940 octave_idx_type ii = idx_arg.elem (kk++);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1941 if (ii < orig_len)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1942 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1943 octave_idx_type fr = ii % nr;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1944 octave_idx_type fc = (ii - fr) / nr;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1945 for (octave_idx_type k = cidx(fc); k < cidx(fc+1); k++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1946 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1947 if (ridx(k) == fr)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1948 new_nzmx++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1949 if (ridx(k) >= fr)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1950 break;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1951 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1952 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1953 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1954 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1955
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1956 retval = Sparse<T> (result_nr, result_nc, new_nzmx);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1957
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1958 kk = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1959 octave_idx_type jj = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1960 retval.xcidx(0) = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1961 for (octave_idx_type j = 0; j < result_nc; j++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1962 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1963 for (octave_idx_type i = 0; i < result_nr; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1964 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1965 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1966
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1967 octave_idx_type ii = idx_arg.elem (kk++);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1968 if (ii < orig_len)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1969 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1970 octave_idx_type fr = ii % nr;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1971 octave_idx_type fc = (ii - fr) / nr;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1972 for (octave_idx_type k = cidx(fc); k < cidx(fc+1); k++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1973 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1974 if (ridx(k) == fr)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1975 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1976 retval.xdata(jj) = data(k);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1977 retval.xridx(jj++) = i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1978 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1979 if (ridx(k) >= fr)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1980 break;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1981 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1982 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1983 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1984 retval.xcidx(j+1) = jj;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1985 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1986 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1987 // idx_vector::freeze() printed an error message for us.
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1988 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1989 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1990
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1991 return retval;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1992 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	1993
6988 c7484dcadd4d [project @ 2007-10-09 19:58:32 by dbateman] dbateman parents: 6817 diff changeset	1994 struct
c7484dcadd4d [project @ 2007-10-09 19:58:32 by dbateman] dbateman parents: 6817 diff changeset	1995 idx_node
c7484dcadd4d [project @ 2007-10-09 19:58:32 by dbateman] dbateman parents: 6817 diff changeset	1996 {
c7484dcadd4d [project @ 2007-10-09 19:58:32 by dbateman] dbateman parents: 6817 diff changeset	1997 octave_idx_type i;
c7484dcadd4d [project @ 2007-10-09 19:58:32 by dbateman] dbateman parents: 6817 diff changeset	1998 struct idx_node *next;
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	1999 };
6988 c7484dcadd4d [project @ 2007-10-09 19:58:32 by dbateman] dbateman parents: 6817 diff changeset	2000
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2001 template <class T>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2002 Sparse<T>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2003 Sparse<T>::index (idx_vector& idx_i, idx_vector& idx_j, int resize_ok) const
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2004 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2005 Sparse<T> retval;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2006
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2007 assert (ndims () == 2);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2008
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	2009 octave_idx_type nr = dim1 ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	2010 octave_idx_type nc = dim2 ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	2011
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	2012 octave_idx_type n = idx_i.freeze (nr, "row", resize_ok);
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	2013 octave_idx_type m = idx_j.freeze (nc, "column", resize_ok);
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2014
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2015 if (idx_i && idx_j)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2016 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2017 if (idx_i.orig_empty () \|\| idx_j.orig_empty () \|\| n == 0 \|\| m == 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2018 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2019 retval.resize_no_fill (n, m);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2020 }
5681 233d98d95659 [project @ 2006-03-16 17:48:55 by dbateman] dbateman parents: 5648 diff changeset	2021 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2022 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2023 int idx_i_colon = idx_i.is_colon_equiv (nr);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2024 int idx_j_colon = idx_j.is_colon_equiv (nc);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2025
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2026 if (idx_i_colon && idx_j_colon)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2027 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2028 retval = *this;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2029 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2030 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2031 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2032 // Identify if the indices have any repeated values
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2033 bool permutation = true;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2034
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2035 OCTAVE_LOCAL_BUFFER (octave_idx_type, itmp,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2036 (nr > nc ? nr : nc));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2037 octave_sort<octave_idx_type> lsort;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2038
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2039 if (n > nr \|\| m > nc)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2040 permutation = false;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2041
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2042 if (permutation && ! idx_i_colon)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2043 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2044 // Can't use something like
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2045 // idx_vector tmp_idx = idx_i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2046 // tmp_idx.sort (true);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2047 // if (tmp_idx.length(nr) != n)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2048 // permutation = false;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2049 // here as there is no make_unique function
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2050 // for idx_vector type.
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2051 for (octave_idx_type i = 0; i < n; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2052 itmp [i] = idx_i.elem (i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2053 lsort.sort (itmp, n);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2054 for (octave_idx_type i = 1; i < n; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2055 if (itmp[i-1] == itmp[i])
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2056 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2057 permutation = false;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2058 break;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2059 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2060 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2061 if (permutation && ! idx_j_colon)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2062 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2063 for (octave_idx_type i = 0; i < m; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2064 itmp [i] = idx_j.elem (i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2065 lsort.sort (itmp, m);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2066 for (octave_idx_type i = 1; i < m; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2067 if (itmp[i-1] == itmp[i])
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2068 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2069 permutation = false;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2070 break;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2071 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2072 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2073
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2074 if (permutation)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2075 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2076 // Special case permutation like indexing for speed
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2077 retval = Sparse<T> (n, m, nnz ());
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2078 octave_idx_type *ri = retval.xridx ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2079
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2080 std::vector<T> X (n);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2081 for (octave_idx_type i = 0; i < nr; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2082 itmp [i] = -1;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2083 for (octave_idx_type i = 0; i < n; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2084 itmp[idx_i.elem(i)] = i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2085
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2086 octave_idx_type kk = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2087 retval.xcidx(0) = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2088 for (octave_idx_type j = 0; j < m; j++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2089 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2090 octave_idx_type jj = idx_j.elem (j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2091 for (octave_idx_type i = cidx(jj); i < cidx(jj+1); i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2092 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2093 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2094
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2095 octave_idx_type ii = itmp [ridx(i)];
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2096 if (ii >= 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2097 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2098 X [ii] = data (i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2099 retval.xridx (kk++) = ii;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2100 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2101 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2102 lsort.sort (ri + retval.xcidx (j), kk - retval.xcidx (j));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2103 for (octave_idx_type p = retval.xcidx (j); p < kk; p++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2104 retval.xdata (p) = X [retval.xridx (p)];
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2105 retval.xcidx(j+1) = kk;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2106 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2107 retval.maybe_compress ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2108 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2109 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2110 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2111 OCTAVE_LOCAL_BUFFER (struct idx_node, nodes, n);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2112 OCTAVE_LOCAL_BUFFER (octave_idx_type, start_nodes, nr);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2113
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2114 for (octave_idx_type i = 0; i < nr; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2115 start_nodes[i] = -1;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2116
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2117 for (octave_idx_type i = 0; i < n; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2118 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2119 octave_idx_type ii = idx_i.elem (i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2120 nodes[i].i = i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2121 nodes[i].next = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2122
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2123 octave_idx_type node = start_nodes[ii];
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2124 if (node == -1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2125 start_nodes[ii] = i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2126 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2127 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2128 while (nodes[node].next)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2129 node = nodes[node].next->i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2130 nodes[node].next = nodes + i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2131 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2132 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2133
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2134 // First count the number of non-zero elements
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2135 octave_idx_type new_nzmx = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2136 for (octave_idx_type j = 0; j < m; j++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2137 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2138 octave_idx_type jj = idx_j.elem (j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2139
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2140 if (jj < nc)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2141 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2142 for (octave_idx_type i = cidx(jj);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2143 i < cidx(jj+1); i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2144 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2145 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2146
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2147 octave_idx_type ii = start_nodes [ridx(i)];
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2148
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2149 if (ii >= 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2150 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2151 struct idx_node inode = nodes[ii];
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2152
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2153 while (true)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2154 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2155 if (idx_i.elem (inode.i) < nr)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2156 new_nzmx ++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2157 if (inode.next == 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2158 break;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2159 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2160 inode = *inode.next;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2161 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2162 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2163 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2164 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2165 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2166
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2167 std::vector<T> X (n);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2168 retval = Sparse<T> (n, m, new_nzmx);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2169 octave_idx_type *ri = retval.xridx ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2170
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2171 octave_idx_type kk = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2172 retval.xcidx(0) = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2173 for (octave_idx_type j = 0; j < m; j++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2174 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2175 octave_idx_type jj = idx_j.elem (j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2176 if (jj < nc)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2177 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2178 for (octave_idx_type i = cidx(jj);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2179 i < cidx(jj+1); i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2180 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2181 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2182
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2183 octave_idx_type ii = start_nodes [ridx(i)];
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2184
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2185 if (ii >= 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2186 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2187 struct idx_node inode = nodes[ii];
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2188
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2189 while (true)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2190 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2191 if (idx_i.elem (inode.i) < nr)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2192 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2193 X [inode.i] = data (i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2194 retval.xridx (kk++) = inode.i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2195 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2196
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2197 if (inode.next == 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2198 break;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2199 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2200 inode = *inode.next;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2201 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2202 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2203 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2204 lsort.sort (ri + retval.xcidx (j),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2205 kk - retval.xcidx (j));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2206 for (octave_idx_type p = retval.xcidx (j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2207 p < kk; p++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2208 retval.xdata (p) = X [retval.xridx (p)];
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2209 retval.xcidx(j+1) = kk;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2210 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2211 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2212 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2213 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2214 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2215 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2216 // idx_vector::freeze() printed an error message for us.
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2217
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2218 return retval;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2219 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2220
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2221 template <class T>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2222 Sparse<T>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2223 Sparse<T>::index (Array<idx_vector>& ra_idx, int resize_ok) const
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2224 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2225
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2226 if (ra_idx.length () != 2)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2227 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2228 (*current_liboctave_error_handler) ("range error for index");
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2229 return *this;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2230 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2231
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2232 return index (ra_idx (0), ra_idx (1), resize_ok);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2233 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2234
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2235 // Can't use versions of these in Array.cc due to duplication of the
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2236 // instantiations for Array<double and Sparse<double>, etc
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2237 template <class T>
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2238 bool
8752 06b9903a029b fix & clean up complex & sparse sorting Jaroslav Hajek <highegg@gmail.com> parents: 8677 diff changeset	2239 sparse_ascending_compare (typename ref_param<T>::type a,
06b9903a029b fix & clean up complex & sparse sorting Jaroslav Hajek <highegg@gmail.com> parents: 8677 diff changeset	2240 typename ref_param<T>::type b)
7433 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 return (a < b);
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2243 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2244
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2245 template <class T>
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2246 bool
8752 06b9903a029b fix & clean up complex & sparse sorting Jaroslav Hajek <highegg@gmail.com> parents: 8677 diff changeset	2247 sparse_descending_compare (typename ref_param<T>::type a,
06b9903a029b fix & clean up complex & sparse sorting Jaroslav Hajek <highegg@gmail.com> parents: 8677 diff changeset	2248 typename ref_param<T>::type b)
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2249 {
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2250 return (a > b);
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2251 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2252
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2253 template <class T>
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2254 Sparse<T>
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2255 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	2256 {
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2257 Sparse<T> m = *this;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2258
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2259 octave_idx_type nr = m.rows ();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2260 octave_idx_type nc = m.columns ();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2261
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2262 if (m.length () < 1)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2263 return m;
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 if (dim > 0)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2266 {
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2267 m = m.transpose ();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2268 nr = m.rows ();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2269 nc = m.columns ();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2270 }
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 octave_sort<T> lsort;
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 if (mode == ASCENDING)
8752 06b9903a029b fix & clean up complex & sparse sorting Jaroslav Hajek <highegg@gmail.com> parents: 8677 diff changeset	2275 lsort.set_compare (sparse_ascending_compare<T>);
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2276 else if (mode == DESCENDING)
8752 06b9903a029b fix & clean up complex & sparse sorting Jaroslav Hajek <highegg@gmail.com> parents: 8677 diff changeset	2277 lsort.set_compare (sparse_descending_compare<T>);
7463 2467639bd8c0 eliminate UNDEFINED sort mode John W. Eaton <jwe@octave.org> parents: 7433 diff changeset	2278 else
2467639bd8c0 eliminate UNDEFINED sort mode John W. Eaton <jwe@octave.org> parents: 7433 diff changeset	2279 abort ();
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2280
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2281 T *v = m.data ();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2282 octave_idx_type *mcidx = m.cidx ();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2283 octave_idx_type *mridx = m.ridx ();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2284
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2285 for (octave_idx_type j = 0; j < nc; j++)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2286 {
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2287 octave_idx_type ns = mcidx [j + 1] - mcidx [j];
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2288 lsort.sort (v, ns);
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 octave_idx_type i;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2291 if (mode == ASCENDING)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2292 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2293 for (i = 0; i < ns; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2294 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	2295 break;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2296 }
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2297 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2298 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2299 for (i = 0; i < ns; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2300 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	2301 break;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2302 }
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2303 for (octave_idx_type k = 0; k < i; k++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2304 mridx [k] = k;
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2305 for (octave_idx_type k = i; k < ns; k++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2306 mridx [k] = k - ns + nr;
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2307
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2308 v += ns;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2309 mridx += ns;
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
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2312 if (dim > 0)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2313 m = m.transpose ();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2314
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2315 return m;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2316 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2317
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2318 template <class T>
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2319 Sparse<T>
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2320 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	2321 sortmode mode) const
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2322 {
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2323 Sparse<T> m = *this;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2324
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2325 octave_idx_type nr = m.rows ();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2326 octave_idx_type nc = m.columns ();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2327
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2328 if (m.length () < 1)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2329 {
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2330 sidx = Array<octave_idx_type> (dim_vector (nr, nc));
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2331 return m;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2332 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2333
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2334 if (dim > 0)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2335 {
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2336 m = m.transpose ();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2337 nr = m.rows ();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2338 nc = m.columns ();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2339 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2340
8752 06b9903a029b fix & clean up complex & sparse sorting Jaroslav Hajek <highegg@gmail.com> parents: 8677 diff changeset	2341 octave_sort<T> indexed_sort;
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2342
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2343 if (mode == ASCENDING)
8752 06b9903a029b fix & clean up complex & sparse sorting Jaroslav Hajek <highegg@gmail.com> parents: 8677 diff changeset	2344 indexed_sort.set_compare (sparse_ascending_compare<T>);
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2345 else if (mode == DESCENDING)
8752 06b9903a029b fix & clean up complex & sparse sorting Jaroslav Hajek <highegg@gmail.com> parents: 8677 diff changeset	2346 indexed_sort.set_compare (sparse_descending_compare<T>);
7463 2467639bd8c0 eliminate UNDEFINED sort mode John W. Eaton <jwe@octave.org> parents: 7433 diff changeset	2347 else
2467639bd8c0 eliminate UNDEFINED sort mode John W. Eaton <jwe@octave.org> parents: 7433 diff changeset	2348 abort ();
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2349
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2350 T *v = m.data ();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2351 octave_idx_type *mcidx = m.cidx ();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2352 octave_idx_type *mridx = m.ridx ();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2353
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2354 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	2355 OCTAVE_LOCAL_BUFFER (octave_idx_type, vi, nr);
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2356
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2357 for (octave_idx_type j = 0; j < nc; j++)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2358 {
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2359 octave_idx_type ns = mcidx [j + 1] - mcidx [j];
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2360 octave_idx_type offset = j * nr;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2361
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2362 if (ns == 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2363 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2364 for (octave_idx_type k = 0; k < nr; k++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2365 sidx (offset + k) = k;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2366 }
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2367 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2368 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2369 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	2370 vi[i] = mridx[i];
06b9903a029b fix & clean up complex & sparse sorting Jaroslav Hajek <highegg@gmail.com> parents: 8677 diff changeset	2371
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2372 indexed_sort.sort (v, vi, ns);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2373
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2374 octave_idx_type i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2375 if (mode == ASCENDING)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2376 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2377 for (i = 0; i < ns; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2378 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	2379 break;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2380 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2381 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2382 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2383 for (i = 0; i < ns; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2384 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	2385 break;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2386 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2387
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2388 octave_idx_type ii = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2389 octave_idx_type jj = i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2390 for (octave_idx_type k = 0; k < nr; k++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2391 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2392 if (ii < ns && mridx[ii] == k)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2393 ii++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2394 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2395 sidx (offset + jj++) = k;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2396 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2397
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2398 for (octave_idx_type k = 0; k < i; k++)
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 sidx (k + offset) = vi [k];
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2401 mridx [k] = k;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2402 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2403
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2404 for (octave_idx_type k = i; k < ns; k++)
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 sidx (k - ns + nr + offset) = vi [k];
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2407 mridx [k] = k - ns + nr;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2408 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2409
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2410 v += ns;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2411 mridx += ns;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2412 }
7433 402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2413 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2414
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2415 if (dim > 0)
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2416 {
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2417 m = m.transpose ();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2418 sidx = sidx.transpose ();
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2419 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2420
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2421 return m;
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2422 }
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman] dbateman parents: 7356 diff changeset	2423
7620 36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2424 template <class T>
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2425 Sparse<T>
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2426 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	2427 {
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2428 octave_idx_type nnr = rows ();
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2429 octave_idx_type nnc = cols ();
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2430 Sparse<T> d;
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2431
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2432 if (nnr == 0 \|\| nnc == 0)
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2433 ; // do nothing
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2434 else if (nnr != 1 && nnc != 1)
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2435 {
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2436 if (k > 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2437 nnc -= k;
7620 36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2438 else if (k < 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2439 nnr += k;
7620 36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2440
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2441 if (nnr > 0 && nnc > 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2442 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2443 octave_idx_type ndiag = (nnr < nnc) ? nnr : nnc;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2444
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2445 // Count the number of non-zero elements
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2446 octave_idx_type nel = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2447 if (k > 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2448 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2449 for (octave_idx_type i = 0; i < ndiag; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2450 if (elem (i, i+k) != 0.)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2451 nel++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2452 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2453 else if ( k < 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2454 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2455 for (octave_idx_type i = 0; i < ndiag; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2456 if (elem (i-k, i) != 0.)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2457 nel++;
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 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2460 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2461 for (octave_idx_type i = 0; i < ndiag; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2462 if (elem (i, i) != 0.)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2463 nel++;
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
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2466 d = Sparse<T> (ndiag, 1, nel);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2467 d.xcidx (0) = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2468 d.xcidx (1) = nel;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2469
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2470 octave_idx_type ii = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2471 if (k > 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2472 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2473 for (octave_idx_type i = 0; i < ndiag; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2474 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2475 T tmp = elem (i, i+k);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2476 if (tmp != 0.)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2477 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2478 d.xdata (ii) = tmp;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2479 d.xridx (ii++) = i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2480 }
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 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2483 else if ( k < 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2484 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2485 for (octave_idx_type i = 0; i < ndiag; i++)
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 T tmp = elem (i-k, i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2488 if (tmp != 0.)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2489 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2490 d.xdata (ii) = tmp;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2491 d.xridx (ii++) = i;
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 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2494 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2495 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2496 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2497 for (octave_idx_type i = 0; i < ndiag; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2498 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2499 T tmp = elem (i, i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2500 if (tmp != 0.)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2501 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2502 d.xdata (ii) = tmp;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2503 d.xridx (ii++) = i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2504 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2505 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2506 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2507 }
7620 36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2508 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2509 (*current_liboctave_error_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2510 ("diag: requested diagonal out of range");
7620 36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2511 }
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2512 else if (nnr != 0 && nnc != 0)
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2513 {
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2514 octave_idx_type roff = 0;
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2515 octave_idx_type coff = 0;
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2516 if (k > 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2517 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2518 roff = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2519 coff = k;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2520 }
7620 36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2521 else if (k < 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2522 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2523 roff = -k;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2524 coff = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2525 }
7620 36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2526
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2527 if (nnr == 1)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2528 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2529 octave_idx_type n = nnc + std::abs (k);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2530 octave_idx_type nz = nzmax ();
10367 173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2531
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2532 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	2533
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2534 if (nnz () > 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2535 {
10367 173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2536 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	2537 d.xcidx (i) = 0;
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 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	2540 {
10367 173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2541 for (octave_idx_type i = cidx(j); i < cidx(j+1); i++)
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2542 {
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2543 d.xdata (i) = data (i);
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2544 d.xridx (i) = j + roff;
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2545 }
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2546 d.xcidx (j + coff + 1) = cidx(j+1);
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2547 }
10367 173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2548
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2549 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	2550 d.xcidx (i) = nz;
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2551 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2552 }
7620 36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2553 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2554 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2555 octave_idx_type n = nnr + std::abs (k);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2556 octave_idx_type nz = nzmax ();
10367 173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2557
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2558 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	2559
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2560 if (nnz () > 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2561 {
10367 173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2562 octave_idx_type ii = 0;
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2563 octave_idx_type ir = ridx(0);
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2564
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2565 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	2566 d.xcidx (i) = 0;
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2567
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2568 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	2569 {
10367 173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2570 if (ir == i)
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2571 {
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2572 d.xdata (ii) = data (ii);
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2573 d.xridx (ii++) = ir + roff;
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2574
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2575 if (ii != nz)
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2576 ir = ridx (ii);
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2577 }
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2578 d.xcidx (i + coff + 1) = ii;
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2579 }
10367 173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2580
173e10268080 avoid indexing nonexistent elements in sparse diag John W. Eaton <jwe@octave.org> parents: 10352 diff changeset	2581 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	2582 d.xcidx (i) = nz;
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2583 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2584 }
7620 36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2585 }
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2586
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2587 return d;
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2588 }
36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7573 diff changeset	2589
5775 ace8d8d26933 [project @ 2006-04-24 19:13:06 by jwe] jwe parents: 5766 diff changeset	2590 // FIXME
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2591 // Unfortunately numel can overflow for very large but very sparse matrices.
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2592 // For now just flag an error when this happens.
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2593 template <class LT, class RT>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2594 int
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2595 assign1 (Sparse<LT>& lhs, const Sparse<RT>& rhs)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2596 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2597 int retval = 1;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2598
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2599 idx_vector *idx_tmp = lhs.get_idx ();
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2600
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2601 idx_vector lhs_idx = idx_tmp[0];
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2602
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	2603 octave_idx_type lhs_len = lhs.numel ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	2604 octave_idx_type rhs_len = rhs.numel ();
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2605
5828 22e23bee74c8 [project @ 2006-05-23 06:05:14 by jwe] jwe parents: 5781 diff changeset	2606 uint64_t long_lhs_len =
22e23bee74c8 [project @ 2006-05-23 06:05:14 by jwe] jwe parents: 5781 diff changeset	2607 static_cast<uint64_t> (lhs.rows ()) *
22e23bee74c8 [project @ 2006-05-23 06:05:14 by jwe] jwe parents: 5781 diff changeset	2608 static_cast<uint64_t> (lhs.cols ());
22e23bee74c8 [project @ 2006-05-23 06:05:14 by jwe] jwe parents: 5781 diff changeset	2609
22e23bee74c8 [project @ 2006-05-23 06:05:14 by jwe] jwe parents: 5781 diff changeset	2610 uint64_t long_rhs_len =
22e23bee74c8 [project @ 2006-05-23 06:05:14 by jwe] jwe parents: 5781 diff changeset	2611 static_cast<uint64_t> (rhs.rows ()) *
22e23bee74c8 [project @ 2006-05-23 06:05:14 by jwe] jwe parents: 5781 diff changeset	2612 static_cast<uint64_t> (rhs.cols ());
22e23bee74c8 [project @ 2006-05-23 06:05:14 by jwe] jwe parents: 5781 diff changeset	2613
22e23bee74c8 [project @ 2006-05-23 06:05:14 by jwe] jwe parents: 5781 diff changeset	2614 if (long_rhs_len != static_cast<uint64_t>(rhs_len) \|\|
22e23bee74c8 [project @ 2006-05-23 06:05:14 by jwe] jwe parents: 5781 diff changeset	2615 long_lhs_len != static_cast<uint64_t>(lhs_len))
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2616 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2617 (*current_liboctave_error_handler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2618 ("A(I) = X: Matrix dimensions too large to ensure correct\n",
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2619 "operation. This is an limitation that should be removed\n",
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2620 "in the future.");
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2621
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2622 lhs.clear_index ();
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2623 return 0;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2624 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2625
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	2626 octave_idx_type nr = lhs.rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	2627 octave_idx_type nc = lhs.cols ();
5681 233d98d95659 [project @ 2006-03-16 17:48:55 by dbateman] dbateman parents: 5648 diff changeset	2628 octave_idx_type nz = lhs.nnz ();
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	2629
5781 faafc2d98b8d [project @ 2006-05-02 19:40:19 by jwe] jwe parents: 5775 diff changeset	2630 octave_idx_type n = lhs_idx.freeze (lhs_len, "vector", true);
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2631
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2632 if (n != 0)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2633 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	2634 octave_idx_type max_idx = lhs_idx.max () + 1;
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2635 max_idx = max_idx < lhs_len ? lhs_len : max_idx;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2636
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2637 // Take a constant copy of lhs. This means that elem won't
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2638 // create missing elements.
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2639 const Sparse<LT> c_lhs (lhs);
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2640
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2641 if (rhs_len == n)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2642 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2643 octave_idx_type new_nzmx = lhs.nnz ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2644
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2645 OCTAVE_LOCAL_BUFFER (octave_idx_type, rhs_idx, n);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2646 if (! lhs_idx.is_colon ())
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2647 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2648 // Ok here we have to be careful with the indexing,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2649 // to treat cases like "a([3,2,1]) = b", and still
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2650 // handle the need for strict sorting of the sparse
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2651 // elements.
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2652 OCTAVE_LOCAL_BUFFER (octave_idx_vector_sort *, sidx, n);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2653 OCTAVE_LOCAL_BUFFER (octave_idx_vector_sort, sidxX, n);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2654
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2655 for (octave_idx_type i = 0; i < n; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2656 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2657 sidx[i] = &sidxX[i];
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2658 sidx[i]->i = lhs_idx.elem(i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2659 sidx[i]->idx = i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2660 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2661
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2662 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2663 octave_sort<octave_idx_vector_sort *>
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2664 sort (octave_idx_vector_comp);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2665
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2666 sort.sort (sidx, n);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2667
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2668 intNDArray<octave_idx_type> new_idx (dim_vector (n,1));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2669
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2670 for (octave_idx_type i = 0; i < n; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2671 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2672 new_idx.xelem(i) = sidx[i]->i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2673 rhs_idx[i] = sidx[i]->idx;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2674 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2675
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2676 lhs_idx = idx_vector (new_idx);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2677 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2678 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2679 for (octave_idx_type i = 0; i < n; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2680 rhs_idx[i] = i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2681
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2682 // First count the number of non-zero elements
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2683 for (octave_idx_type i = 0; i < n; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2684 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2685 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2686
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2687 octave_idx_type ii = lhs_idx.elem (i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2688 if (i < n - 1 && lhs_idx.elem (i + 1) == ii)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2689 continue;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2690 if (ii < lhs_len && c_lhs.elem(ii) != LT ())
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2691 new_nzmx--;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2692 if (rhs.elem(rhs_idx[i]) != RT ())
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2693 new_nzmx++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2694 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2695
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2696 if (nr > 1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2697 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2698 Sparse<LT> tmp ((max_idx > nr ? max_idx : nr), 1, new_nzmx);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2699 tmp.cidx(0) = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2700 tmp.cidx(1) = new_nzmx;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2701
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2702 octave_idx_type i = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2703 octave_idx_type ii = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2704 if (i < nz)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2705 ii = c_lhs.ridx(i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2706
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2707 octave_idx_type j = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2708 octave_idx_type jj = lhs_idx.elem(j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2709
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2710 octave_idx_type kk = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2711
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2712 while (j < n \|\| i < nz)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2713 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2714 if (j < n - 1 && lhs_idx.elem (j + 1) == jj)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2715 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2716 j++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2717 jj = lhs_idx.elem (j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2718 continue;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2719 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2720 if (j == n \|\| (i < nz && ii < jj))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2721 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2722 tmp.xdata (kk) = c_lhs.data (i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2723 tmp.xridx (kk++) = ii;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2724 if (++i < nz)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2725 ii = c_lhs.ridx(i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2726 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2727 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2728 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2729 RT rtmp = rhs.elem (rhs_idx[j]);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2730 if (rtmp != RT ())
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2731 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2732 tmp.xdata (kk) = rtmp;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2733 tmp.xridx (kk++) = jj;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2734 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2735
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2736 if (ii == jj && i < nz)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2737 if (++i < nz)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2738 ii = c_lhs.ridx(i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2739 if (++j < n)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2740 jj = lhs_idx.elem(j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2741 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2742 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2743
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2744 lhs = tmp;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2745 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2746 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2747 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2748 Sparse<LT> tmp (1, (max_idx > nc ? max_idx : nc), new_nzmx);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2749
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2750 octave_idx_type i = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2751 octave_idx_type ii = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2752 while (ii < nc && c_lhs.cidx(ii+1) <= i)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2753 ii++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2754
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2755 octave_idx_type j = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2756 octave_idx_type jj = lhs_idx.elem(j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2757
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2758 octave_idx_type kk = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2759 octave_idx_type ic = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2760
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2761 while (j < n \|\| i < nz)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2762 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2763 if (j < n - 1 && lhs_idx.elem (j + 1) == jj)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2764 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2765 j++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2766 jj = lhs_idx.elem (j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2767 continue;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2768 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2769 if (j == n \|\| (i < nz && ii < jj))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2770 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2771 while (ic <= ii)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2772 tmp.xcidx (ic++) = kk;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2773 tmp.xdata (kk) = c_lhs.data (i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2774 tmp.xridx (kk++) = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2775 i++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2776 while (ii < nc && c_lhs.cidx(ii+1) <= i)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2777 ii++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2778 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2779 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2780 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2781 while (ic <= jj)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2782 tmp.xcidx (ic++) = kk;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2783
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2784 RT rtmp = rhs.elem (rhs_idx[j]);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2785 if (rtmp != RT ())
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2786 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2787 tmp.xdata (kk) = rtmp;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2788 tmp.xridx (kk++) = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2789 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2790 if (ii == jj)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2791 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2792 i++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2793 while (ii < nc && c_lhs.cidx(ii+1) <= i)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2794 ii++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2795 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2796 j++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2797 if (j < n)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2798 jj = lhs_idx.elem(j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2799 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2800 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2801
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2802 for (octave_idx_type iidx = ic; iidx < max_idx+1; iidx++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2803 tmp.xcidx(iidx) = kk;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2804
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2805 lhs = tmp;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2806 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2807 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2808 else if (rhs_len == 1)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2809 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2810 octave_idx_type new_nzmx = lhs.nnz ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2811 RT scalar = rhs.elem (0);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2812 bool scalar_non_zero = (scalar != RT ());
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2813 lhs_idx.sort (true);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2814 n = lhs_idx.length (n);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2815
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2816 // First count the number of non-zero elements
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2817 if (scalar != RT ())
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2818 new_nzmx += n;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2819 for (octave_idx_type i = 0; i < n; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2820 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2821 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2822
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2823 octave_idx_type ii = lhs_idx.elem (i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2824 if (ii < lhs_len && c_lhs.elem(ii) != LT ())
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2825 new_nzmx--;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2826 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2827
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2828 if (nr > 1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2829 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2830 Sparse<LT> tmp ((max_idx > nr ? max_idx : nr), 1, new_nzmx);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2831 tmp.cidx(0) = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2832 tmp.cidx(1) = new_nzmx;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2833
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2834 octave_idx_type i = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2835 octave_idx_type ii = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2836 if (i < nz)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2837 ii = c_lhs.ridx(i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2838
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2839 octave_idx_type j = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2840 octave_idx_type jj = lhs_idx.elem(j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2841
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2842 octave_idx_type kk = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2843
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2844 while (j < n \|\| i < nz)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2845 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2846 if (j == n \|\| (i < nz && ii < jj))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2847 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2848 tmp.xdata (kk) = c_lhs.data (i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2849 tmp.xridx (kk++) = ii;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2850 if (++i < nz)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2851 ii = c_lhs.ridx(i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2852 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2853 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2854 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2855 if (scalar_non_zero)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2856 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2857 tmp.xdata (kk) = scalar;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2858 tmp.xridx (kk++) = jj;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2859 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2860
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2861 if (ii == jj && i < nz)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2862 if (++i < nz)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2863 ii = c_lhs.ridx(i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2864 if (++j < n)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2865 jj = lhs_idx.elem(j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2866 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2867 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2868
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2869 lhs = tmp;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2870 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2871 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2872 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2873 Sparse<LT> tmp (1, (max_idx > nc ? max_idx : nc), new_nzmx);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2874
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2875 octave_idx_type i = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2876 octave_idx_type ii = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2877 while (ii < nc && c_lhs.cidx(ii+1) <= i)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2878 ii++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2879
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2880 octave_idx_type j = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2881 octave_idx_type jj = lhs_idx.elem(j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2882
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2883 octave_idx_type kk = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2884 octave_idx_type ic = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2885
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2886 while (j < n \|\| i < nz)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2887 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2888 if (j == n \|\| (i < nz && ii < jj))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2889 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2890 while (ic <= ii)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2891 tmp.xcidx (ic++) = kk;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2892 tmp.xdata (kk) = c_lhs.data (i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2893 i++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2894 while (ii < nc && c_lhs.cidx(ii+1) <= i)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2895 ii++;
9177 39be2c4531c8 fix sparse indexing bug Jaroslav Hajek <highegg@gmail.com> parents: 8987 diff changeset	2896 tmp.xridx (kk++) = 0;
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2897 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2898 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2899 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2900 while (ic <= jj)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2901 tmp.xcidx (ic++) = kk;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2902 if (scalar_non_zero)
9177 39be2c4531c8 fix sparse indexing bug Jaroslav Hajek <highegg@gmail.com> parents: 8987 diff changeset	2903 {
39be2c4531c8 fix sparse indexing bug Jaroslav Hajek <highegg@gmail.com> parents: 8987 diff changeset	2904 tmp.xdata (kk) = scalar;
39be2c4531c8 fix sparse indexing bug Jaroslav Hajek <highegg@gmail.com> parents: 8987 diff changeset	2905 tmp.xridx (kk++) = 0;
39be2c4531c8 fix sparse indexing bug Jaroslav Hajek <highegg@gmail.com> parents: 8987 diff changeset	2906 }
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2907 if (ii == jj)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2908 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2909 i++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2910 while (ii < nc && c_lhs.cidx(ii+1) <= i)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2911 ii++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2912 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2913 j++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2914 if (j < n)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2915 jj = lhs_idx.elem(j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2916 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2917 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2918
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2919 for (octave_idx_type iidx = ic; iidx < max_idx+1; iidx++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2920 tmp.xcidx(iidx) = kk;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2921
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2922 lhs = tmp;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2923 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2924 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2925 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2926 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2927 (*current_liboctave_error_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2928 ("A(I) = X: X must be a scalar or a vector with same length as I");
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2929
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2930 retval = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2931 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2932 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2933 else if (lhs_idx.is_colon ())
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2934 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2935 if (lhs_len == 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2936 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2937
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2938 octave_idx_type new_nzmx = rhs.nnz ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2939 Sparse<LT> tmp (1, rhs_len, new_nzmx);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2940
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2941 octave_idx_type ii = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2942 octave_idx_type jj = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2943 for (octave_idx_type i = 0; i < rhs.cols(); i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2944 for (octave_idx_type j = rhs.cidx(i); j < rhs.cidx(i+1); j++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2945 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2946 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2947 for (octave_idx_type k = jj; k <= i * rhs.rows() + rhs.ridx(j); k++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2948 tmp.cidx(jj++) = ii;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2949
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2950 tmp.data(ii) = rhs.data(j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2951 tmp.ridx(ii++) = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2952 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2953
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2954 for (octave_idx_type i = jj; i < rhs_len + 1; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2955 tmp.cidx(i) = ii;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2956
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2957 lhs = tmp;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2958 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2959 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2960 (*current_liboctave_error_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2961 ("A(:) = X: A must be the same size as X");
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2962 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2963 else if (! (rhs_len == 1 \|\| rhs_len == 0))
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2964 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2965 (*current_liboctave_error_handler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	2966 ("A([]) = X: X must also be an empty matrix or a scalar");
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2967
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2968 retval = 0;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2969 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2970
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2971 lhs.clear_index ();
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2972
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2973 return retval;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2974 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2975
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2976 template <class LT, class RT>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2977 int
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2978 assign (Sparse<LT>& lhs, const Sparse<RT>& rhs)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2979 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2980 int retval = 1;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2981
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2982 int n_idx = lhs.index_count ();
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2983
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	2984 octave_idx_type lhs_nr = lhs.rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	2985 octave_idx_type lhs_nc = lhs.cols ();
5681 233d98d95659 [project @ 2006-03-16 17:48:55 by dbateman] dbateman parents: 5648 diff changeset	2986 octave_idx_type lhs_nz = lhs.nnz ();
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	2987
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	2988 octave_idx_type rhs_nr = rhs.rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5166 diff changeset	2989 octave_idx_type rhs_nc = rhs.cols ();
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2990
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2991 idx_vector *tmp = lhs.get_idx ();
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2992
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2993 idx_vector idx_i;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2994 idx_vector idx_j;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2995
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2996 if (n_idx > 2)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2997 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2998 (*current_liboctave_error_handler)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	2999 ("A(I, J) = X: can only have 1 or 2 indexes for sparse matrices");
6092 30beea6739da [project @ 2006-10-25 23:45:16 by jwe] jwe parents: 6079 diff changeset	3000
30beea6739da [project @ 2006-10-25 23:45:16 by jwe] jwe parents: 6079 diff changeset	3001 lhs.clear_index ();
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3002 return 0;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3003 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3004
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3005 if (n_idx > 1)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3006 idx_j = tmp[1];
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3007
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3008 if (n_idx > 0)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3009 idx_i = tmp[0];
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3010
6988 c7484dcadd4d [project @ 2007-10-09 19:58:32 by dbateman] dbateman parents: 6817 diff changeset	3011 // Take a constant copy of lhs. This means that ridx and family won't
c7484dcadd4d [project @ 2007-10-09 19:58:32 by dbateman] dbateman parents: 6817 diff changeset	3012 // call make_unique.
c7484dcadd4d [project @ 2007-10-09 19:58:32 by dbateman] dbateman parents: 6817 diff changeset	3013 const Sparse<LT> c_lhs (lhs);
c7484dcadd4d [project @ 2007-10-09 19:58:32 by dbateman] dbateman parents: 6817 diff changeset	3014
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3015 if (n_idx == 2)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3016 {
5781 faafc2d98b8d [project @ 2006-05-02 19:40:19 by jwe] jwe parents: 5775 diff changeset	3017 octave_idx_type n = idx_i.freeze (lhs_nr, "row", true);
faafc2d98b8d [project @ 2006-05-02 19:40:19 by jwe] jwe parents: 5775 diff changeset	3018 octave_idx_type m = idx_j.freeze (lhs_nc, "column", true);
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3019
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3020 int idx_i_is_colon = idx_i.is_colon ();
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3021 int idx_j_is_colon = idx_j.is_colon ();
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3022
7238 22f210ca8cc1 [project @ 2007-12-03 20:10:01 by dbateman] dbateman parents: 7017 diff changeset	3023 if (lhs_nr == 0 && lhs_nc == 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3024 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3025 if (idx_i_is_colon)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3026 n = rhs_nr;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3027
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3028 if (idx_j_is_colon)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3029 m = rhs_nc;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3030 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3031
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3032 if (idx_i && idx_j)
8150 283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3033 {
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3034 if (rhs_nr == 1 && rhs_nc == 1 && n >= 0 && m >= 0)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3035 {
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3036 if (n > 0 && m > 0)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3037 {
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3038 idx_i.sort (true);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3039 n = idx_i.length (n);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3040 idx_j.sort (true);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3041 m = idx_j.length (m);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3042
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3043 octave_idx_type max_row_idx = idx_i_is_colon ? rhs_nr :
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3044 idx_i.max () + 1;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3045 octave_idx_type max_col_idx = idx_j_is_colon ? rhs_nc :
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3046 idx_j.max () + 1;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3047 octave_idx_type new_nr = max_row_idx > lhs_nr ?
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3048 max_row_idx : lhs_nr;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3049 octave_idx_type new_nc = max_col_idx > lhs_nc ?
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3050 max_col_idx : lhs_nc;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3051 RT scalar = rhs.elem (0, 0);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3052
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3053 // Count the number of non-zero terms
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3054 octave_idx_type new_nzmx = lhs.nnz ();
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3055 for (octave_idx_type j = 0; j < m; j++)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3056 {
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3057 octave_idx_type jj = idx_j.elem (j);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3058 if (jj < lhs_nc)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3059 {
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3060 for (octave_idx_type i = 0; i < n; i++)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3061 {
10142 829e69ec3110 make OCTAVE_QUIT a function Jaroslav Hajek <highegg@gmail.com> parents: 9469 diff changeset	3062 octave_quit ();
8150 283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3063
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3064 octave_idx_type ii = idx_i.elem (i);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3065
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3066 if (ii < lhs_nr)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3067 {
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3068 for (octave_idx_type k = c_lhs.cidx(jj);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3069 k < c_lhs.cidx(jj+1); k++)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3070 {
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3071 if (c_lhs.ridx(k) == ii)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3072 new_nzmx--;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3073 if (c_lhs.ridx(k) >= ii)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3074 break;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3075 }
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3076 }
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3077 }
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3078 }
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3079 }
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3080
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3081 if (scalar != RT())
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3082 new_nzmx += m * n;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3083
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3084 Sparse<LT> stmp (new_nr, new_nc, new_nzmx);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3085
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3086 octave_idx_type jji = 0;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3087 octave_idx_type jj = idx_j.elem (jji);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3088 octave_idx_type kk = 0;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3089 stmp.cidx(0) = 0;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3090 for (octave_idx_type j = 0; j < new_nc; j++)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3091 {
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3092 if (jji < m && jj == j)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3093 {
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3094 octave_idx_type iii = 0;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3095 octave_idx_type ii = idx_i.elem (iii);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3096 octave_idx_type ppp = 0;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3097 octave_idx_type ppi = (j >= lhs_nc ? 0 :
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3098 c_lhs.cidx(j+1) -
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3099 c_lhs.cidx(j));
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3100 octave_idx_type pp = (ppp < ppi ?
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3101 c_lhs.ridx(c_lhs.cidx(j)+ppp) :
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3102 new_nr);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3103 while (ppp < ppi \|\| iii < n)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3104 {
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3105 if (iii < n && ii <= pp)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3106 {
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3107 if (scalar != RT ())
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3108 {
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3109 stmp.data(kk) = scalar;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3110 stmp.ridx(kk++) = ii;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3111 }
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3112 if (ii == pp)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3113 pp = (++ppp < ppi ? c_lhs.ridx(c_lhs.cidx(j)+ppp) : new_nr);
8150 283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3114 if (++iii < n)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3115 ii = idx_i.elem(iii);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3116 }
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3117 else
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3118 {
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3119 stmp.data(kk) =
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3120 c_lhs.data(c_lhs.cidx(j)+ppp);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3121 stmp.ridx(kk++) = pp;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3122 pp = (++ppp < ppi ? c_lhs.ridx(c_lhs.cidx(j)+ppp) : new_nr);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3123 }
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3124 }
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3125 if (++jji < m)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3126 jj = idx_j.elem(jji);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3127 }
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3128 else if (j < lhs_nc)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3129 {
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3130 for (octave_idx_type i = c_lhs.cidx(j);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3131 i < c_lhs.cidx(j+1); i++)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3132 {
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3133 stmp.data(kk) = c_lhs.data(i);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3134 stmp.ridx(kk++) = c_lhs.ridx(i);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3135 }
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3136 }
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3137 stmp.cidx(j+1) = kk;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3138 }
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3139
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3140 lhs = stmp;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3141 }
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3142 else
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3143 {
7253 c5a024013d2d [project @ 2007-12-04 20:51:24 by jwe] jwe parents: 7246 diff changeset	3144 #if 0
8150 283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3145 // FIXME -- the following code will make this
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3146 // function behave the same as the full matrix
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3147 // case for things like
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3148 //
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3149 // x = sparse (ones (2));
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3150 // x([],3) = 2;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3151 //
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3152 // x =
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3153 //
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3154 // Compressed Column Sparse (rows = 2, cols = 3, nnz = 4)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3155 //
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3156 // (1, 1) -> 1
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3157 // (2, 1) -> 1
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3158 // (1, 2) -> 1
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3159 // (2, 2) -> 1
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3160 //
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3161 // However, Matlab doesn't resize in this case
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3162 // even though it does in the full matrix case.
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3163
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3164 if (n > 0)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3165 {
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3166 octave_idx_type max_row_idx = idx_i_is_colon ?
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3167 rhs_nr : idx_i.max () + 1;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3168 octave_idx_type new_nr = max_row_idx > lhs_nr ?
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3169 max_row_idx : lhs_nr;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3170 octave_idx_type new_nc = lhs_nc;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3171
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3172 lhs.resize (new_nr, new_nc);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3173 }
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3174 else if (m > 0)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3175 {
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3176 octave_idx_type max_col_idx = idx_j_is_colon ?
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3177 rhs_nc : idx_j.max () + 1;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3178 octave_idx_type new_nr = lhs_nr;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3179 octave_idx_type new_nc = max_col_idx > lhs_nc ?
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3180 max_col_idx : lhs_nc;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3181
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3182 lhs.resize (new_nr, new_nc);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3183 }
7253 c5a024013d2d [project @ 2007-12-04 20:51:24 by jwe] jwe parents: 7246 diff changeset	3184 #endif
8150 283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3185 }
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3186 }
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3187 else if (n == rhs_nr && m == rhs_nc)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3188 {
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3189 if (n > 0 && m > 0)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3190 {
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3191 octave_idx_type max_row_idx = idx_i_is_colon ? rhs_nr :
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3192 idx_i.max () + 1;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3193 octave_idx_type max_col_idx = idx_j_is_colon ? rhs_nc :
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3194 idx_j.max () + 1;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3195 octave_idx_type new_nr = max_row_idx > lhs_nr ?
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3196 max_row_idx : lhs_nr;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3197 octave_idx_type new_nc = max_col_idx > lhs_nc ?
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3198 max_col_idx : lhs_nc;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3199
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3200 OCTAVE_LOCAL_BUFFER (octave_idx_type, rhs_idx_i, n);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3201 if (! idx_i.is_colon ())
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3202 {
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3203 // Ok here we have to be careful with the indexing,
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3204 // to treat cases like "a([3,2,1],:) = b", and still
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3205 // handle the need for strict sorting of the sparse
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3206 // elements.
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3207 OCTAVE_LOCAL_BUFFER (octave_idx_vector_sort *,
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3208 sidx, n);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3209 OCTAVE_LOCAL_BUFFER (octave_idx_vector_sort,
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3210 sidxX, n);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3211
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3212 for (octave_idx_type i = 0; i < n; i++)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3213 {
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3214 sidx[i] = &sidxX[i];
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3215 sidx[i]->i = idx_i.elem(i);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3216 sidx[i]->idx = i;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3217 }
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3218
10142 829e69ec3110 make OCTAVE_QUIT a function Jaroslav Hajek <highegg@gmail.com> parents: 9469 diff changeset	3219 octave_quit ();
8150 283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3220 octave_sort<octave_idx_vector_sort *>
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3221 sort (octave_idx_vector_comp);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3222
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3223 sort.sort (sidx, n);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3224
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3225 intNDArray<octave_idx_type> new_idx (dim_vector (n,1));
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3226
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3227 for (octave_idx_type i = 0; i < n; i++)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3228 {
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 8150 diff changeset	3229 new_idx.xelem(i) = sidx[i]->i;
8150 283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3230 rhs_idx_i[i] = sidx[i]->idx;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3231 }
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3232
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3233 idx_i = idx_vector (new_idx);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3234 }
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3235 else
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3236 for (octave_idx_type i = 0; i < n; i++)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3237 rhs_idx_i[i] = i;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3238
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3239 OCTAVE_LOCAL_BUFFER (octave_idx_type, rhs_idx_j, m);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3240 if (! idx_j.is_colon ())
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3241 {
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3242 // Ok here we have to be careful with the indexing,
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3243 // to treat cases like "a([3,2,1],:) = b", and still
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3244 // handle the need for strict sorting of the sparse
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3245 // elements.
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3246 OCTAVE_LOCAL_BUFFER (octave_idx_vector_sort *,
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3247 sidx, m);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3248 OCTAVE_LOCAL_BUFFER (octave_idx_vector_sort,
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3249 sidxX, m);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3250
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3251 for (octave_idx_type i = 0; i < m; i++)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3252 {
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3253 sidx[i] = &sidxX[i];
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3254 sidx[i]->i = idx_j.elem(i);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3255 sidx[i]->idx = i;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3256 }
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3257
10142 829e69ec3110 make OCTAVE_QUIT a function Jaroslav Hajek <highegg@gmail.com> parents: 9469 diff changeset	3258 octave_quit ();
8150 283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3259 octave_sort<octave_idx_vector_sort *>
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3260 sort (octave_idx_vector_comp);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3261
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3262 sort.sort (sidx, m);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3263
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3264 intNDArray<octave_idx_type> new_idx (dim_vector (m,1));
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3265
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3266 for (octave_idx_type i = 0; i < m; i++)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3267 {
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 8150 diff changeset	3268 new_idx.xelem(i) = sidx[i]->i;
8150 283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3269 rhs_idx_j[i] = sidx[i]->idx;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3270 }
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3271
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3272 idx_j = idx_vector (new_idx);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3273 }
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3274 else
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3275 for (octave_idx_type i = 0; i < m; i++)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3276 rhs_idx_j[i] = i;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3277
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3278 // Maximum number of non-zero elements
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3279 octave_idx_type new_nzmx = lhs.nnz() + rhs.nnz();
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3280
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3281 Sparse<LT> stmp (new_nr, new_nc, new_nzmx);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3282
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3283 octave_idx_type jji = 0;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3284 octave_idx_type jj = idx_j.elem (jji);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3285 octave_idx_type kk = 0;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3286 stmp.cidx(0) = 0;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3287 for (octave_idx_type j = 0; j < new_nc; j++)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3288 {
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3289 if (jji < m && jj == j)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3290 {
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3291 octave_idx_type iii = 0;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3292 octave_idx_type ii = idx_i.elem (iii);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3293 octave_idx_type ppp = 0;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3294 octave_idx_type ppi = (j >= lhs_nc ? 0 :
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3295 c_lhs.cidx(j+1) -
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3296 c_lhs.cidx(j));
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3297 octave_idx_type pp = (ppp < ppi ?
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3298 c_lhs.ridx(c_lhs.cidx(j)+ppp) :
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3299 new_nr);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3300 while (ppp < ppi \|\| iii < n)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3301 {
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3302 if (iii < n && ii <= pp)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3303 {
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3304 if (iii < n - 1 &&
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3305 idx_i.elem (iii + 1) == ii)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3306 {
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3307 iii++;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3308 ii = idx_i.elem(iii);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3309 continue;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3310 }
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3311
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3312 RT rtmp = rhs.elem (rhs_idx_i[iii],
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3313 rhs_idx_j[jji]);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3314 if (rtmp != RT ())
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3315 {
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3316 stmp.data(kk) = rtmp;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3317 stmp.ridx(kk++) = ii;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3318 }
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3319 if (ii == pp)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3320 pp = (++ppp < ppi ? c_lhs.ridx(c_lhs.cidx(j)+ppp) : new_nr);
8150 283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3321 if (++iii < n)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3322 ii = idx_i.elem(iii);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3323 }
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3324 else
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3325 {
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3326 stmp.data(kk) =
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3327 c_lhs.data(c_lhs.cidx(j)+ppp);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3328 stmp.ridx(kk++) = pp;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3329 pp = (++ppp < ppi ? c_lhs.ridx(c_lhs.cidx(j)+ppp) : new_nr);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3330 }
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3331 }
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3332 if (++jji < m)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3333 jj = idx_j.elem(jji);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3334 }
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3335 else if (j < lhs_nc)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3336 {
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3337 for (octave_idx_type i = c_lhs.cidx(j);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3338 i < c_lhs.cidx(j+1); i++)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3339 {
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3340 stmp.data(kk) = c_lhs.data(i);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3341 stmp.ridx(kk++) = c_lhs.ridx(i);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3342 }
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3343 }
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3344 stmp.cidx(j+1) = kk;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3345 }
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3346
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3347 stmp.maybe_compress();
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3348 lhs = stmp;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3349 }
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3350 }
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3351 else if (n == 0 && m == 0)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3352 {
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3353 if (! ((rhs_nr == 1 && rhs_nc == 1)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3354 \|\| (rhs_nr == 0 \|\| rhs_nc == 0)))
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3355 {
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3356 (*current_liboctave_error_handler)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3357 ("A([], []) = X: X must be an empty matrix or a scalar");
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3358
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3359 retval = 0;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3360 }
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3361 }
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3362 else
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3363 {
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3364 (*current_liboctave_error_handler)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3365 ("A(I, J) = X: X must be a scalar or the number of elements in I must");
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3366 (*current_liboctave_error_handler)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3367 ("match the number of rows in X and the number of elements in J must");
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3368 (*current_liboctave_error_handler)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3369 ("match the number of columns in X");
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3370
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3371 retval = 0;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3372 }
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3373 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3374 // idx_vector::freeze() printed an error message for us.
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3375 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3376 else if (n_idx == 1)
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3377 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3378 int lhs_is_empty = lhs_nr == 0 \|\| lhs_nc == 0;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3379
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3380 if (lhs_is_empty \|\| (lhs_nr == 1 && lhs_nc == 1))
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3381 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3382 octave_idx_type lhs_len = lhs.length ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3383
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3384 // Called for side-effects on idx_i.
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3385 idx_i.freeze (lhs_len, 0, true);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3386
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3387 if (idx_i)
8150 283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3388 {
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3389 if (lhs_is_empty
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3390 && idx_i.is_colon ()
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3391 && ! (rhs_nr == 1 \|\| rhs_nc == 1))
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3392 {
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3393 (*current_liboctave_warning_with_id_handler)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3394 ("Octave:fortran-indexing",
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3395 "A(:) = X: X is not a vector or scalar");
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3396 }
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3397 else
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3398 {
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3399 octave_idx_type idx_nr = idx_i.orig_rows ();
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3400 octave_idx_type idx_nc = idx_i.orig_columns ();
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3401
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3402 if (! (rhs_nr == idx_nr && rhs_nc == idx_nc))
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3403 (*current_liboctave_warning_with_id_handler)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3404 ("Octave:fortran-indexing",
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3405 "A(I) = X: X does not have same shape as I");
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3406 }
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3407
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3408 if (! assign1 (lhs, rhs))
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3409 retval = 0;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3410 }
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3411 // idx_vector::freeze() printed an error message for us.
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3412 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3413 else if (lhs_nr == 1)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3414 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3415 idx_i.freeze (lhs_nc, "vector", true);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3416
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3417 if (idx_i)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3418 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3419 if (! assign1 (lhs, rhs))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3420 retval = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3421 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3422 // idx_vector::freeze() printed an error message for us.
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3423 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3424 else if (lhs_nc == 1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3425 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3426 idx_i.freeze (lhs_nr, "vector", true);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3427
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3428 if (idx_i)
8150 283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3429 {
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3430 if (! assign1 (lhs, rhs))
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3431 retval = 0;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 7717 diff changeset	3432 }
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3433 // idx_vector::freeze() printed an error message for us.
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3434 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3435 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3436 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3437 if (! idx_i.is_colon ())
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3438 (*current_liboctave_warning_with_id_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3439 ("Octave:fortran-indexing", "single index used for matrix");
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3440
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3441 octave_idx_type lhs_len = lhs.length ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3442
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3443 octave_idx_type len = idx_i.freeze (lhs_nr * lhs_nc, "matrix");
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3444
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3445 if (idx_i)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3446 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3447 if (len == 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3448 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3449 if (! ((rhs_nr == 1 && rhs_nc == 1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3450 \|\| (rhs_nr == 0 \|\| rhs_nc == 0)))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3451 (*current_liboctave_error_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3452 ("A([]) = X: X must be an empty matrix or scalar");
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3453 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3454 else if (len == rhs_nr * rhs_nc)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3455 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3456 octave_idx_type new_nzmx = lhs_nz;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3457 OCTAVE_LOCAL_BUFFER (octave_idx_type, rhs_idx, len);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3458
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3459 if (! idx_i.is_colon ())
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3460 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3461 // Ok here we have to be careful with the indexing, to
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3462 // treat cases like "a([3,2,1]) = b", and still handle
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3463 // the need for strict sorting of the sparse elements.
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3464
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3465 OCTAVE_LOCAL_BUFFER (octave_idx_vector_sort *, sidx,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3466 len);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3467 OCTAVE_LOCAL_BUFFER (octave_idx_vector_sort, sidxX,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3468 len);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3469
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3470 for (octave_idx_type i = 0; i < len; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3471 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3472 sidx[i] = &sidxX[i];
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3473 sidx[i]->i = idx_i.elem(i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3474 sidx[i]->idx = i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3475 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3476
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3477 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3478 octave_sort<octave_idx_vector_sort *>
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3479 sort (octave_idx_vector_comp);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3480
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3481 sort.sort (sidx, len);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3482
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3483 intNDArray<octave_idx_type> new_idx (dim_vector (len,1));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3484
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3485 for (octave_idx_type i = 0; i < len; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3486 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3487 new_idx.xelem(i) = sidx[i]->i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3488 rhs_idx[i] = sidx[i]->idx;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3489 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3490
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3491 idx_i = idx_vector (new_idx);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3492 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3493 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3494 for (octave_idx_type i = 0; i < len; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3495 rhs_idx[i] = i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3496
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3497 // First count the number of non-zero elements
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3498 for (octave_idx_type i = 0; i < len; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3499 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3500 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3501
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3502 octave_idx_type ii = idx_i.elem (i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3503 if (i < len - 1 && idx_i.elem (i + 1) == ii)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3504 continue;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3505 if (ii < lhs_len && c_lhs.elem(ii) != LT ())
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3506 new_nzmx--;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3507 if (rhs.elem(rhs_idx[i]) != RT ())
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3508 new_nzmx++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3509 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3510
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3511 Sparse<LT> stmp (lhs_nr, lhs_nc, new_nzmx);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3512
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3513 octave_idx_type i = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3514 octave_idx_type ii = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3515 octave_idx_type ic = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3516 if (i < lhs_nz)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3517 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3518 while (ic < lhs_nc && i >= c_lhs.cidx(ic+1))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3519 ic++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3520 ii = ic * lhs_nr + c_lhs.ridx(i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3521 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3522
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3523 octave_idx_type j = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3524 octave_idx_type jj = idx_i.elem (j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3525 octave_idx_type jr = jj % lhs_nr;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3526 octave_idx_type jc = (jj - jr) / lhs_nr;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3527
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3528 octave_idx_type kk = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3529 octave_idx_type kc = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3530
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3531 while (j < len \|\| i < lhs_nz)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3532 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3533 if (j < len - 1 && idx_i.elem (j + 1) == jj)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3534 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3535 j++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3536 jj = idx_i.elem (j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3537 jr = jj % lhs_nr;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3538 jc = (jj - jr) / lhs_nr;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3539 continue;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3540 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3541
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3542 if (j == len \|\| (i < lhs_nz && ii < jj))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3543 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3544 while (kc <= ic)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3545 stmp.xcidx (kc++) = kk;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3546 stmp.xdata (kk) = c_lhs.data (i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3547 stmp.xridx (kk++) = c_lhs.ridx (i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3548 i++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3549 while (ic < lhs_nc && i >= c_lhs.cidx(ic+1))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3550 ic++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3551 if (i < lhs_nz)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3552 ii = ic * lhs_nr + c_lhs.ridx(i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3553 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3554 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3555 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3556 while (kc <= jc)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3557 stmp.xcidx (kc++) = kk;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3558 RT rtmp = rhs.elem (rhs_idx[j]);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3559 if (rtmp != RT ())
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3560 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3561 stmp.xdata (kk) = rtmp;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3562 stmp.xridx (kk++) = jr;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3563 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3564 if (ii == jj)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3565 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3566 i++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3567 while (ic < lhs_nc && i >= c_lhs.cidx(ic+1))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3568 ic++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3569 if (i < lhs_nz)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3570 ii = ic * lhs_nr + c_lhs.ridx(i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3571 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3572 j++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3573 if (j < len)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3574 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3575 jj = idx_i.elem (j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3576 jr = jj % lhs_nr;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3577 jc = (jj - jr) / lhs_nr;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3578 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3579 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3580 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3581
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3582 for (octave_idx_type iidx = kc; iidx < lhs_nc+1; iidx++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3583 stmp.xcidx(iidx) = kk;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3584
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3585 lhs = stmp;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3586 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3587 else if (rhs_nr == 1 && rhs_nc == 1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3588 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3589 RT scalar = rhs.elem (0, 0);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3590 octave_idx_type new_nzmx = lhs_nz;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3591 idx_i.sort (true);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3592 len = idx_i.length (len);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3593
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3594 // First count the number of non-zero elements
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3595 if (scalar != RT ())
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3596 new_nzmx += len;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3597 for (octave_idx_type i = 0; i < len; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3598 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3599 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3600 octave_idx_type ii = idx_i.elem (i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3601 if (ii < lhs_len && c_lhs.elem(ii) != LT ())
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3602 new_nzmx--;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3603 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3604
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3605 Sparse<LT> stmp (lhs_nr, lhs_nc, new_nzmx);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3606
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3607 octave_idx_type i = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3608 octave_idx_type ii = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3609 octave_idx_type ic = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3610 if (i < lhs_nz)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3611 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3612 while (ic < lhs_nc && i >= c_lhs.cidx(ic+1))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3613 ic++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3614 ii = ic * lhs_nr + c_lhs.ridx(i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3615 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3616
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3617 octave_idx_type j = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3618 octave_idx_type jj = idx_i.elem (j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3619 octave_idx_type jr = jj % lhs_nr;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3620 octave_idx_type jc = (jj - jr) / lhs_nr;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3621
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3622 octave_idx_type kk = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3623 octave_idx_type kc = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3624
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3625 while (j < len \|\| i < lhs_nz)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3626 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3627 if (j == len \|\| (i < lhs_nz && ii < jj))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3628 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3629 while (kc <= ic)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3630 stmp.xcidx (kc++) = kk;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3631 stmp.xdata (kk) = c_lhs.data (i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3632 stmp.xridx (kk++) = c_lhs.ridx (i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3633 i++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3634 while (ic < lhs_nc && i >= c_lhs.cidx(ic+1))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3635 ic++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3636 if (i < lhs_nz)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3637 ii = ic * lhs_nr + c_lhs.ridx(i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3638 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3639 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3640 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3641 while (kc <= jc)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3642 stmp.xcidx (kc++) = kk;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3643 if (scalar != RT ())
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3644 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3645 stmp.xdata (kk) = scalar;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3646 stmp.xridx (kk++) = jr;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3647 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3648 if (ii == jj)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3649 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3650 i++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3651 while (ic < lhs_nc && i >= c_lhs.cidx(ic+1))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3652 ic++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3653 if (i < lhs_nz)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3654 ii = ic * lhs_nr + c_lhs.ridx(i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3655 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3656 j++;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3657 if (j < len)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3658 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3659 jj = idx_i.elem (j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3660 jr = jj % lhs_nr;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3661 jc = (jj - jr) / lhs_nr;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3662 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3663 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3664 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3665
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3666 for (octave_idx_type iidx = kc; iidx < lhs_nc+1; iidx++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3667 stmp.xcidx(iidx) = kk;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3668
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3669 lhs = stmp;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3670 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3671 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3672 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3673 (*current_liboctave_error_handler)
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3674 ("A(I) = X: X must be a scalar or a matrix with the same size as I");
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3675
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3676 retval = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3677 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3678 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3679 // idx_vector::freeze() printed an error message for us.
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3680 }
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3681 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3682 else
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3683 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3684 (*current_liboctave_error_handler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	3685 ("invalid number of indices for matrix expression");
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3686
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3687 retval = 0;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3688 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3689
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3690 lhs.clear_index ();
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3691
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3692 return retval;
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3693 }
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3694
7356 164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3695 /*
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3696 * Tests
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3697 *
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3698
7546 4249c6fb6e09 Treat repeated indices in the sparse assignments David Bateman <dbateman@free.fr> parents: 7463 diff changeset	3699 %!function x = set_slice(x, dim, slice, arg)
7356 164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3700 %! switch dim
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3701 %! case 11
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3702 %! x(slice) = 2;
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3703 %! case 21
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3704 %! x(slice, :) = 2;
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3705 %! case 22
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3706 %! x(:, slice) = 2;
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3707 %! otherwise
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3708 %! error("invalid dim, '%d'", dim);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3709 %! endswitch
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3710 %! endfunction
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3711
7546 4249c6fb6e09 Treat repeated indices in the sparse assignments David Bateman <dbateman@free.fr> parents: 7463 diff changeset	3712 %!function x = set_slice2(x, dim, slice)
4249c6fb6e09 Treat repeated indices in the sparse assignments David Bateman <dbateman@free.fr> parents: 7463 diff changeset	3713 %! switch dim
4249c6fb6e09 Treat repeated indices in the sparse assignments David Bateman <dbateman@free.fr> parents: 7463 diff changeset	3714 %! case 11
4249c6fb6e09 Treat repeated indices in the sparse assignments David Bateman <dbateman@free.fr> parents: 7463 diff changeset	3715 %! x(slice) = 2 * ones (size(slice));
4249c6fb6e09 Treat repeated indices in the sparse assignments David Bateman <dbateman@free.fr> parents: 7463 diff changeset	3716 %! case 21
4249c6fb6e09 Treat repeated indices in the sparse assignments David Bateman <dbateman@free.fr> parents: 7463 diff changeset	3717 %! x(slice, :) = 2 * ones (length(slice), columns (x));
4249c6fb6e09 Treat repeated indices in the sparse assignments David Bateman <dbateman@free.fr> parents: 7463 diff changeset	3718 %! case 22
4249c6fb6e09 Treat repeated indices in the sparse assignments David Bateman <dbateman@free.fr> parents: 7463 diff changeset	3719 %! x(:, slice) = 2 * ones (rows (x), length(slice));
4249c6fb6e09 Treat repeated indices in the sparse assignments David Bateman <dbateman@free.fr> parents: 7463 diff changeset	3720 %! otherwise
4249c6fb6e09 Treat repeated indices in the sparse assignments David Bateman <dbateman@free.fr> parents: 7463 diff changeset	3721 %! error("invalid dim, '%d'", dim);
4249c6fb6e09 Treat repeated indices in the sparse assignments David Bateman <dbateman@free.fr> parents: 7463 diff changeset	3722 %! endswitch
4249c6fb6e09 Treat repeated indices in the sparse assignments David Bateman <dbateman@free.fr> parents: 7463 diff changeset	3723 %! endfunction
4249c6fb6e09 Treat repeated indices in the sparse assignments David Bateman <dbateman@free.fr> parents: 7463 diff changeset	3724
7356 164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3725 %!function test_sparse_slice(size, dim, slice)
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3726 %! x = ones(size);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3727 %! s = set_slice(sparse(x), dim, slice);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3728 %! f = set_slice(x, dim, slice);
7546 4249c6fb6e09 Treat repeated indices in the sparse assignments David Bateman <dbateman@free.fr> parents: 7463 diff changeset	3729 %! assert (nnz(s), nnz(f));
4249c6fb6e09 Treat repeated indices in the sparse assignments David Bateman <dbateman@free.fr> parents: 7463 diff changeset	3730 %! assert(full(s), f);
4249c6fb6e09 Treat repeated indices in the sparse assignments David Bateman <dbateman@free.fr> parents: 7463 diff changeset	3731 %! s = set_slice2(sparse(x), dim, slice);
4249c6fb6e09 Treat repeated indices in the sparse assignments David Bateman <dbateman@free.fr> parents: 7463 diff changeset	3732 %! f = set_slice2(x, dim, slice);
4249c6fb6e09 Treat repeated indices in the sparse assignments David Bateman <dbateman@free.fr> parents: 7463 diff changeset	3733 %! assert (nnz(s), nnz(f));
7356 164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3734 %! assert(full(s), f);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3735 %! endfunction
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3736
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3737 #### 1d indexing
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3738
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3739 ## size = [2 0]
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3740 %!test test_sparse_slice([2 0], 11, []);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3741 %!assert(set_slice(sparse(ones([2 0])), 11, 1), sparse([2 0]')); # sparse different from full
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3742 %!assert(set_slice(sparse(ones([2 0])), 11, 2), sparse([0 2]')); # sparse different from full
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3743 %!assert(set_slice(sparse(ones([2 0])), 11, 3), sparse([0 0 2]')); # sparse different from full
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3744 %!assert(set_slice(sparse(ones([2 0])), 11, 4), sparse([0 0 0 2]')); # sparse different from full
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3745
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3746 ## size = [0 2]
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3747 %!test test_sparse_slice([0 2], 11, []);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3748 %!assert(set_slice(sparse(ones([0 2])), 11, 1), sparse(1,2)); # sparse different from full
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3749 %!test test_sparse_slice([0 2], 11, 2);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3750 %!test test_sparse_slice([0 2], 11, 3);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3751 %!test test_sparse_slice([0 2], 11, 4);
7546 4249c6fb6e09 Treat repeated indices in the sparse assignments David Bateman <dbateman@free.fr> parents: 7463 diff changeset	3752 %!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	3753
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3754 ## size = [2 1]
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3755 %!test test_sparse_slice([2 1], 11, []);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3756 %!test test_sparse_slice([2 1], 11, 1);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3757 %!test test_sparse_slice([2 1], 11, 2);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3758 %!test test_sparse_slice([2 1], 11, 3);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3759 %!test test_sparse_slice([2 1], 11, 4);
7546 4249c6fb6e09 Treat repeated indices in the sparse assignments David Bateman <dbateman@free.fr> parents: 7463 diff changeset	3760 %!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	3761
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3762 ## size = [1 2]
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3763 %!test test_sparse_slice([1 2], 11, []);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3764 %!test test_sparse_slice([1 2], 11, 1);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3765 %!test test_sparse_slice([1 2], 11, 2);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3766 %!test test_sparse_slice([1 2], 11, 3);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3767 %!test test_sparse_slice([1 2], 11, 4);
7546 4249c6fb6e09 Treat repeated indices in the sparse assignments David Bateman <dbateman@free.fr> parents: 7463 diff changeset	3768 %!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	3769
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3770 ## size = [2 2]
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3771 %!test test_sparse_slice([2 2], 11, []);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3772 %!test test_sparse_slice([2 2], 11, 1);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3773 %!test test_sparse_slice([2 2], 11, 2);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3774 %!test test_sparse_slice([2 2], 11, 3);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3775 %!test test_sparse_slice([2 2], 11, 4);
7546 4249c6fb6e09 Treat repeated indices in the sparse assignments David Bateman <dbateman@free.fr> parents: 7463 diff changeset	3776 %!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	3777 # These 2 errors are the same as in the full case
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3778 %!error <invalid matrix index = 5> set_slice(sparse(ones([2 2])), 11, 5);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3779 %!error <invalid matrix index = 6> set_slice(sparse(ones([2 2])), 11, 6);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3780
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3781
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3782 #### 2d indexing
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3783
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3784 ## size = [2 0]
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3785 %!test test_sparse_slice([2 0], 21, []);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3786 %!test test_sparse_slice([2 0], 21, 1);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3787 %!test test_sparse_slice([2 0], 21, 2);
7546 4249c6fb6e09 Treat repeated indices in the sparse assignments David Bateman <dbateman@free.fr> parents: 7463 diff changeset	3788 %!test test_sparse_slice([2 0], 21, [2,2]);
7356 164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3789 %!assert(set_slice(sparse(ones([2 0])), 21, 3), sparse(2,0)); # sparse different from full
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3790 %!assert(set_slice(sparse(ones([2 0])), 21, 4), sparse(2,0)); # sparse different from full
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3791 %!test test_sparse_slice([2 0], 22, []);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3792 %!test test_sparse_slice([2 0], 22, 1);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3793 %!test test_sparse_slice([2 0], 22, 2);
7546 4249c6fb6e09 Treat repeated indices in the sparse assignments David Bateman <dbateman@free.fr> parents: 7463 diff changeset	3794 %!test test_sparse_slice([2 0], 22, [2,2]);
7356 164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3795 %!assert(set_slice(sparse(ones([2 0])), 22, 3), sparse([0 0 2;0 0 2])); # sparse different from full
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3796 %!assert(set_slice(sparse(ones([2 0])), 22, 4), sparse([0 0 0 2;0 0 0 2])); # sparse different from full
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3797
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3798 ## size = [0 2]
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3799 %!test test_sparse_slice([0 2], 21, []);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3800 %!test test_sparse_slice([0 2], 21, 1);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3801 %!test test_sparse_slice([0 2], 21, 2);
7546 4249c6fb6e09 Treat repeated indices in the sparse assignments David Bateman <dbateman@free.fr> parents: 7463 diff changeset	3802 %!test test_sparse_slice([0 2], 21, [2,2]);
7356 164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3803 %!assert(set_slice(sparse(ones([0 2])), 21, 3), sparse([0 0;0 0;2 2])); # sparse different from full
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3804 %!assert(set_slice(sparse(ones([0 2])), 21, 4), sparse([0 0;0 0;0 0;2 2])); # sparse different from full
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3805 %!test test_sparse_slice([0 2], 22, []);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3806 %!test test_sparse_slice([0 2], 22, 1);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3807 %!test test_sparse_slice([0 2], 22, 2);
7546 4249c6fb6e09 Treat repeated indices in the sparse assignments David Bateman <dbateman@free.fr> parents: 7463 diff changeset	3808 %!test test_sparse_slice([0 2], 22, [2,2]);
7356 164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3809 %!assert(set_slice(sparse(ones([0 2])), 22, 3), sparse(0,2)); # sparse different from full
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3810 %!assert(set_slice(sparse(ones([0 2])), 22, 4), sparse(0,2)); # sparse different from full
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3811
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3812 ## size = [2 1]
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3813 %!test test_sparse_slice([2 1], 21, []);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3814 %!test test_sparse_slice([2 1], 21, 1);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3815 %!test test_sparse_slice([2 1], 21, 2);
7546 4249c6fb6e09 Treat repeated indices in the sparse assignments David Bateman <dbateman@free.fr> parents: 7463 diff changeset	3816 %!test test_sparse_slice([2 1], 21, [2,2]);
7356 164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3817 %!test test_sparse_slice([2 1], 21, 3);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3818 %!test test_sparse_slice([2 1], 21, 4);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3819 %!test test_sparse_slice([2 1], 22, []);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3820 %!test test_sparse_slice([2 1], 22, 1);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3821 %!test test_sparse_slice([2 1], 22, 2);
7546 4249c6fb6e09 Treat repeated indices in the sparse assignments David Bateman <dbateman@free.fr> parents: 7463 diff changeset	3822 %!test test_sparse_slice([2 1], 22, [2,2]);
7356 164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3823 %!test test_sparse_slice([2 1], 22, 3);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3824 %!test test_sparse_slice([2 1], 22, 4);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3825
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3826 ## size = [1 2]
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3827 %!test test_sparse_slice([1 2], 21, []);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3828 %!test test_sparse_slice([1 2], 21, 1);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3829 %!test test_sparse_slice([1 2], 21, 2);
7546 4249c6fb6e09 Treat repeated indices in the sparse assignments David Bateman <dbateman@free.fr> parents: 7463 diff changeset	3830 %!test test_sparse_slice([1 2], 21, [2,2]);
7356 164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3831 %!test test_sparse_slice([1 2], 21, 3);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3832 %!test test_sparse_slice([1 2], 21, 4);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3833 %!test test_sparse_slice([1 2], 22, []);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3834 %!test test_sparse_slice([1 2], 22, 1);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3835 %!test test_sparse_slice([1 2], 22, 2);
7546 4249c6fb6e09 Treat repeated indices in the sparse assignments David Bateman <dbateman@free.fr> parents: 7463 diff changeset	3836 %!test test_sparse_slice([1 2], 22, [2,2]);
7356 164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3837 %!test test_sparse_slice([1 2], 22, 3);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3838 %!test test_sparse_slice([1 2], 22, 4);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3839
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3840 ## size = [2 2]
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3841 %!test test_sparse_slice([2 2], 21, []);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3842 %!test test_sparse_slice([2 2], 21, 1);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3843 %!test test_sparse_slice([2 2], 21, 2);
7546 4249c6fb6e09 Treat repeated indices in the sparse assignments David Bateman <dbateman@free.fr> parents: 7463 diff changeset	3844 %!test test_sparse_slice([2 2], 21, [2,2]);
7356 164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3845 %!test test_sparse_slice([2 2], 21, 3);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3846 %!test test_sparse_slice([2 2], 21, 4);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3847 %!test test_sparse_slice([2 2], 22, []);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3848 %!test test_sparse_slice([2 2], 22, 1);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3849 %!test test_sparse_slice([2 2], 22, 2);
7546 4249c6fb6e09 Treat repeated indices in the sparse assignments David Bateman <dbateman@free.fr> parents: 7463 diff changeset	3850 %!test test_sparse_slice([2 2], 22, [2,2]);
7356 164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3851 %!test test_sparse_slice([2 2], 22, 3);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3852 %!test test_sparse_slice([2 2], 22, 4);
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3853
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3854 */
164e98cdee8b [project @ 2008-01-10 09:23:45 by jwe] jwe parents: 7326 diff changeset	3855
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3856 template <class T>
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3857 void
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3858 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	3859 {
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3860 os << prefix << "rep address: " << rep << "\n"
5604 2857357f9d3c [project @ 2006-01-31 18:22:59 by jwe] jwe parents: 5603 diff changeset	3861 << prefix << "rep->nzmx: " << rep->nzmx << "\n"
5164 57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3862 << prefix << "rep->nrows: " << rep->nrows << "\n"
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3863 << prefix << "rep->ncols: " << rep->ncols << "\n"
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3864 << prefix << "rep->data: " << static_cast<void *> (rep->d) << "\n"
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3865 << prefix << "rep->ridx: " << static_cast<void *> (rep->r) << "\n"
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3866 << prefix << "rep->cidx: " << static_cast<void *> (rep->c) << "\n"
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3867 << prefix << "rep->count: " << rep->count << "\n";
57077d0ddc8e [project @ 2005-02-25 19:55:24 by jwe] jwe parents: diff changeset	3868 }

Mercurial > hg > octave-nkf

annotate liboctave/Sparse.cc @ 10396:a0b51ac0f88a