octave-nkf: liboctave/idx-vector.cc annotate

annotate liboctave/idx-vector.cc @ 8677:095ae5e0a831

eliminte some compiler warnings

author	John W. Eaton <jwe@octave.org>
date	Thu, 05 Feb 2009 02:42:58 -0500
parents	a99b9113c58c
children	a2bcd96b9344

rev	line source
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	1 /*
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	2
7017 a1dbe9d80eee [project @ 2007-10-12 21:27:11 by jwe] jwe parents: 7016 diff changeset	3 Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2002,
a1dbe9d80eee [project @ 2007-10-12 21:27:11 by jwe] jwe parents: 7016 diff changeset	4 2003, 2004, 2005, 2006, 2007 John W. Eaton
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	5 Copyright (C) 2008 Jaroslav Hajek
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	6
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	7 This file is part of Octave.
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	8
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	9 Octave is free software; you can redistribute it and/or modify it
78fd87e624cb [project @ 1993-08-08 01:13:40 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: 6884 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: 6884 diff changeset	12 option) any later version.
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	13
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	14 Octave is distributed in the hope that it will be useful, but WITHOUT
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	15 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	16 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	17 for more details.
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	18
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	19 You should have received a copy of the GNU General Public License
7016 93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 6884 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: 6884 diff changeset	21 <http://www.gnu.org/licenses/>.
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	22
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	23 */
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	24
240 a99f28f5e351 [project @ 1993-11-30 20:24:36 by jwe] jwe parents: 227 diff changeset	25 #ifdef HAVE_CONFIG_H
1192 b6360f2d4fa6 [project @ 1995-03-30 21:38:35 by jwe] jwe parents: 1135 diff changeset	26 #include <config.h>
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	27 #endif
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	28
1343 94bedeb289e5 [project @ 1995-09-04 00:29:21 by jwe] jwe parents: 1321 diff changeset	29 #include <cstdlib>
94bedeb289e5 [project @ 1995-09-04 00:29:21 by jwe] jwe parents: 1321 diff changeset	30
3503 d14c483b3c12 [project @ 2000-02-01 04:06:07 by jwe] jwe parents: 3472 diff changeset	31 #include <iostream>
164 e2c950dd96d2 [project @ 1993-10-18 19:32:00 by jwe] jwe parents: 1 diff changeset	32
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	33 #include "idx-vector.h"
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	34 #include "Array.h"
8384 a99b9113c58c optimize sparse bool indexing Jaroslav Hajek <highegg@gmail.com> parents: 8379 diff changeset	35 #include "Sparse.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1343 diff changeset	36 #include "Range.h"
19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1343 diff changeset	37
8379 ad8ed668e0a4 allow initialized local buffers Jaroslav Hajek <highegg@gmail.com> parents: 8375 diff changeset	38 #include "oct-locbuf.h"
1560 27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1552 diff changeset	39 #include "lo-error.h"
2500 e39839e18edc [project @ 1996-11-12 17:13:53 by jwe] jwe parents: 2386 diff changeset	40 #include "lo-mappers.h"
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	41
8333 9238637cb81c style fixes John W. Eaton <jwe@octave.org> parents: 8319 diff changeset	42 static void
9238637cb81c style fixes John W. Eaton <jwe@octave.org> parents: 8319 diff changeset	43 gripe_invalid_index (void)
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	44 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	45 (*current_liboctave_error_handler)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	46 ("subscript indices must be either positive integers or logicals.");
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	47 }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	48
8333 9238637cb81c style fixes John W. Eaton <jwe@octave.org> parents: 8319 diff changeset	49 static void
9238637cb81c style fixes John W. Eaton <jwe@octave.org> parents: 8319 diff changeset	50 gripe_invalid_range (void)
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	51 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	52 (*current_liboctave_error_handler)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	53 ("invalid range used as index.");
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	54 }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	55
8333 9238637cb81c style fixes John W. Eaton <jwe@octave.org> parents: 8319 diff changeset	56 static void
9238637cb81c style fixes John W. Eaton <jwe@octave.org> parents: 8319 diff changeset	57 gripe_index_out_of_range (void)
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	58 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	59 (*current_liboctave_error_handler)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	60 ("internal error: idx_vector index out of range.");
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	61 }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	62
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	63 idx_vector::idx_colon_rep::idx_colon_rep (char c)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	64 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	65 if (c != ':')
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	66 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	67 (*current_liboctave_error_handler)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	68 ("internal error: invalid character converted to idx_vector. Must be ':'.");
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	69 err = true;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	70 }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	71 }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	72
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	73 octave_idx_type
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	74 idx_vector::idx_colon_rep::checkelem (octave_idx_type i) const
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	75 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	76 if (i < 0)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	77 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	78 gripe_index_out_of_range ();
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	79 return 0;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	80 }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	81 else
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	82 return i;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	83 }
1560 27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1552 diff changeset	84
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	85 std::ostream&
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	86 idx_vector::idx_colon_rep::print (std::ostream& os) const
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	87 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	88 return os << ":";
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	89 }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	90
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	91 idx_vector::idx_range_rep::idx_range_rep (octave_idx_type _start, octave_idx_type _limit,
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	92 octave_idx_type _step)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	93 : start(_start), len (_step ? (_limit - _start) / _step : -1), step (_step)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	94 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	95 if (len < 0)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	96 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	97 gripe_invalid_range ();
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	98 err = true;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	99 }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	100 else if (start < 0)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	101 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	102 gripe_invalid_index ();
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	103 err = true;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	104 }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	105 }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	106
8333 9238637cb81c style fixes John W. Eaton <jwe@octave.org> parents: 8319 diff changeset	107 static void
9238637cb81c style fixes John W. Eaton <jwe@octave.org> parents: 8319 diff changeset	108 gripe_non_int_range (void)
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	109 {
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	110 (*current_liboctave_error_handler)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	111 ("If a range is used as subscript, all elements are expected to be integers.");
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	112 }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	113
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	114 idx_vector::idx_range_rep::idx_range_rep (const Range& r)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	115 : start (0), len (r.nelem ()), step (1)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	116 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	117 if (len < 0)
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	118 {
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	119 gripe_invalid_range ();
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	120 err = true;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	121 }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	122 else if (len > 0)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	123 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	124 if (r.all_elements_are_ints ())
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	125 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	126 start = static_cast<octave_idx_type> (r.base ()) - 1;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	127 step = static_cast<octave_idx_type> (r.inc ());
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	128 }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	129 else
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	130 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	131 gripe_non_int_range ();
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	132 err = true;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	133 }
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	134 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	135 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	136
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5108 diff changeset	137 octave_idx_type
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	138 idx_vector::idx_range_rep::checkelem (octave_idx_type i) const
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	139 {
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	140 if (i < 0 \|\| i >= len)
4732 b484cdca27be [project @ 2004-02-04 04:32:48 by jwe] jwe parents: 4653 diff changeset	141 {
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	142 gripe_index_out_of_range ();
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	143 return 0;
4732 b484cdca27be [project @ 2004-02-04 04:32:48 by jwe] jwe parents: 4653 diff changeset	144 }
b484cdca27be [project @ 2004-02-04 04:32:48 by jwe] jwe parents: 4653 diff changeset	145 else
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	146 return start + i*step;
3928 e8627dc4bdf2 [project @ 2002-05-03 19:56:01 by jwe] jwe parents: 3680 diff changeset	147 }
e8627dc4bdf2 [project @ 2002-05-03 19:56:01 by jwe] jwe parents: 3680 diff changeset	148
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	149 idx_vector::idx_base_rep *
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	150 idx_vector::idx_range_rep::sort_uniq_clone (bool)
2500 e39839e18edc [project @ 1996-11-12 17:13:53 by jwe] jwe parents: 2386 diff changeset	151 {
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	152 if (step < 0)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	153 return new idx_range_rep (start + (len - 1)*step, len, -step, DIRECT);
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	154 else
2500 e39839e18edc [project @ 1996-11-12 17:13:53 by jwe] jwe parents: 2386 diff changeset	155 {
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	156 count++;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	157 return this;
2500 e39839e18edc [project @ 1996-11-12 17:13:53 by jwe] jwe parents: 2386 diff changeset	158 }
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	159 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	160
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	161 std::ostream&
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	162 idx_vector::idx_range_rep::print (std::ostream& os) const
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	163 {
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	164 os << start << ':' << step << ':' << start + len*step;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	165 return os;
1560 27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1552 diff changeset	166 }
27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1552 diff changeset	167
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	168 inline octave_idx_type
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	169 convert_index (octave_idx_type i, bool& conv_error,
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	170 octave_idx_type& ext)
1560 27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1552 diff changeset	171 {
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	172 if (i <= 0)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	173 conv_error = true;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	174 if (ext < i) ext = i;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	175 return i - 1;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	176 }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	177
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	178 inline octave_idx_type
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	179 convert_index (double x, bool& conv_error, octave_idx_type& ext)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	180 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	181 octave_idx_type i;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	182 if (xisnan (x) \|\| xisinf (x))
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	183 {
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	184 i = 0;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	185 conv_error = true;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	186 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	187 else
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	188 {
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	189 i = static_cast<octave_idx_type> (x);
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	190 if (static_cast<double> (i) != x)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	191 conv_error = true;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	192 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	193
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	194 return convert_index (i, conv_error, ext);
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	195 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	196
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	197 inline octave_idx_type
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	198 convert_index (float x, bool& conv_error, octave_idx_type& ext)
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	199 {
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	200 return convert_index (static_cast<double> (x), conv_error, ext);
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	201 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	202
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	203 template <class T>
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	204 inline octave_idx_type
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	205 convert_index (octave_int<T> x, bool& conv_error,
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	206 octave_idx_type& ext)
3928 e8627dc4bdf2 [project @ 2002-05-03 19:56:01 by jwe] jwe parents: 3680 diff changeset	207 {
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	208 octave_idx_type i = octave_int<octave_idx_type> (x).value ();
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	209 return convert_index (i, conv_error, ext);
3928 e8627dc4bdf2 [project @ 2002-05-03 19:56:01 by jwe] jwe parents: 3680 diff changeset	210 }
e8627dc4bdf2 [project @ 2002-05-03 19:56:01 by jwe] jwe parents: 3680 diff changeset	211
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	212 template <class T>
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	213 idx_vector::idx_scalar_rep::idx_scalar_rep (T x)
3928 e8627dc4bdf2 [project @ 2002-05-03 19:56:01 by jwe] jwe parents: 3680 diff changeset	214 {
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	215 octave_idx_type dummy;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	216 data = convert_index (x, err, dummy);
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	217 if (err) gripe_invalid_index ();
3928 e8627dc4bdf2 [project @ 2002-05-03 19:56:01 by jwe] jwe parents: 3680 diff changeset	218 }
e8627dc4bdf2 [project @ 2002-05-03 19:56:01 by jwe] jwe parents: 3680 diff changeset	219
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	220 idx_vector::idx_scalar_rep::idx_scalar_rep (octave_idx_type i)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	221 : data (i)
1560 27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1552 diff changeset	222 {
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	223 if (data < 0)
7572 85da2ab0c6fd logical indexing compatibility fixes John W. Eaton <jwe@octave.org> parents: 7425 diff changeset	224 {
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	225 gripe_invalid_index ();
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	226 err = true;
7572 85da2ab0c6fd logical indexing compatibility fixes John W. Eaton <jwe@octave.org> parents: 7425 diff changeset	227 }
2828 92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2800 diff changeset	228 }
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2800 diff changeset	229
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	230 octave_idx_type
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	231 idx_vector::idx_scalar_rep::checkelem (octave_idx_type i) const
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	232 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	233 if (i != 0) gripe_index_out_of_range ();
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	234 return data;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	235 }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	236
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	237 std::ostream& idx_vector::idx_scalar_rep::print (std::ostream& os) const
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	238 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	239 return os << data;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	240 }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	241
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	242 template <class T>
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	243 idx_vector::idx_vector_rep::idx_vector_rep (const Array<T>& nda)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	244 : data (0), len (nda.numel ()), ext (0), aowner (0), orig_dims (nda.dims ())
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	245 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	246 if (len != 0)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	247 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	248 octave_idx_type *d = new octave_idx_type[len];
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	249 for (octave_idx_type i = 0; i < len; i++)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	250 d[i] = convert_index (nda.xelem (i), err, ext);
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	251 data = d;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	252
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	253 if (err) gripe_invalid_index ();
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	254 }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	255 }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	256
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	257 // Note that this makes a shallow copy of the index array.
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	258
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	259 idx_vector::idx_vector_rep::idx_vector_rep (const Array<octave_idx_type>& inda)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	260 : data (inda.data ()), len (inda.numel ()), ext (0),
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	261 aowner (new Array<octave_idx_type> (inda)), orig_dims (inda.dims ())
2828 92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2800 diff changeset	262 {
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	263 if (len != 0)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	264 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	265 octave_idx_type max = -1;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	266 for (octave_idx_type i = 0; i < len; i++)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	267 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	268 octave_idx_type k = inda.xelem (i);
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	269 if (k < 0)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	270 err = true;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	271 else if (k > max)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	272 max = k;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	273 }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	274
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	275 ext = max + 1;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	276
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	277 if (err) gripe_invalid_index ();
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	278 }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	279 }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	280
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	281 idx_vector::idx_vector_rep::idx_vector_rep (bool b)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	282 : data (0), len (b ? 1 : 0), ext (0), aowner (0), orig_dims (len, len)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	283 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	284 if (len != 0)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	285 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	286 octave_idx_type *d = new octave_idx_type [1];
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	287 d[0] = 0;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	288 data = d;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	289 ext = 1;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	290 }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	291 }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	292
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	293 idx_vector::idx_vector_rep::idx_vector_rep (const Array<bool>& bnda)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	294 : data (0), len (0), ext (0), aowner (0), orig_dims ()
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	295 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	296 for (octave_idx_type i = 0, l = bnda.numel (); i < l; i++)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	297 if (bnda.xelem (i)) len++;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	298
7774 ce52af0e4a10 all false logical indexing fix David Bateman <dbateman@free.fr> parents: 7727 diff changeset	299 dim_vector dv = bnda.dims ();
ce52af0e4a10 all false logical indexing fix David Bateman <dbateman@free.fr> parents: 7727 diff changeset	300
ce52af0e4a10 all false logical indexing fix David Bateman <dbateman@free.fr> parents: 7727 diff changeset	301 orig_dims = ((dv.length () == 2 && dv(0) == 1)
ce52af0e4a10 all false logical indexing fix David Bateman <dbateman@free.fr> parents: 7727 diff changeset	302 ? dim_vector (1, len) : orig_dims = dim_vector (len, 1));
ce52af0e4a10 all false logical indexing fix David Bateman <dbateman@free.fr> parents: 7727 diff changeset	303
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	304 if (len != 0)
2828 92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2800 diff changeset	305 {
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	306 octave_idx_type *d = new octave_idx_type [len];
2828 92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2800 diff changeset	307
7572 85da2ab0c6fd logical indexing compatibility fixes John W. Eaton <jwe@octave.org> parents: 7425 diff changeset	308 octave_idx_type ntot = bnda.length ();
85da2ab0c6fd logical indexing compatibility fixes John W. Eaton <jwe@octave.org> parents: 7425 diff changeset	309
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	310 octave_idx_type k = 0;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	311 for (octave_idx_type i = 0; i < ntot; i++)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	312 if (bnda.xelem (i)) d[k++] = i;
7572 85da2ab0c6fd logical indexing compatibility fixes John W. Eaton <jwe@octave.org> parents: 7425 diff changeset	313
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	314 data = d;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	315
8384 a99b9113c58c optimize sparse bool indexing Jaroslav Hajek <highegg@gmail.com> parents: 8379 diff changeset	316 ext = d[k-1] + 1;
a99b9113c58c optimize sparse bool indexing Jaroslav Hajek <highegg@gmail.com> parents: 8379 diff changeset	317 }
a99b9113c58c optimize sparse bool indexing Jaroslav Hajek <highegg@gmail.com> parents: 8379 diff changeset	318 }
a99b9113c58c optimize sparse bool indexing Jaroslav Hajek <highegg@gmail.com> parents: 8379 diff changeset	319
a99b9113c58c optimize sparse bool indexing Jaroslav Hajek <highegg@gmail.com> parents: 8379 diff changeset	320 idx_vector::idx_vector_rep::idx_vector_rep (const Sparse<bool>& bnda)
a99b9113c58c optimize sparse bool indexing Jaroslav Hajek <highegg@gmail.com> parents: 8379 diff changeset	321 : data (0), len (0), ext (0), aowner (0), orig_dims ()
a99b9113c58c optimize sparse bool indexing Jaroslav Hajek <highegg@gmail.com> parents: 8379 diff changeset	322 {
a99b9113c58c optimize sparse bool indexing Jaroslav Hajek <highegg@gmail.com> parents: 8379 diff changeset	323 for (octave_idx_type i = 0, l = bnda.nnz (); i < l; i++)
a99b9113c58c optimize sparse bool indexing Jaroslav Hajek <highegg@gmail.com> parents: 8379 diff changeset	324 if (bnda.data (i)) len++;
a99b9113c58c optimize sparse bool indexing Jaroslav Hajek <highegg@gmail.com> parents: 8379 diff changeset	325
a99b9113c58c optimize sparse bool indexing Jaroslav Hajek <highegg@gmail.com> parents: 8379 diff changeset	326 dim_vector dv = bnda.dims ();
a99b9113c58c optimize sparse bool indexing Jaroslav Hajek <highegg@gmail.com> parents: 8379 diff changeset	327
a99b9113c58c optimize sparse bool indexing Jaroslav Hajek <highegg@gmail.com> parents: 8379 diff changeset	328 orig_dims = ((dv.length () == 2 && dv(0) == 1)
a99b9113c58c optimize sparse bool indexing Jaroslav Hajek <highegg@gmail.com> parents: 8379 diff changeset	329 ? dim_vector (1, len) : orig_dims = dim_vector (len, 1));
a99b9113c58c optimize sparse bool indexing Jaroslav Hajek <highegg@gmail.com> parents: 8379 diff changeset	330
a99b9113c58c optimize sparse bool indexing Jaroslav Hajek <highegg@gmail.com> parents: 8379 diff changeset	331 if (len != 0)
a99b9113c58c optimize sparse bool indexing Jaroslav Hajek <highegg@gmail.com> parents: 8379 diff changeset	332 {
a99b9113c58c optimize sparse bool indexing Jaroslav Hajek <highegg@gmail.com> parents: 8379 diff changeset	333 octave_idx_type *d = new octave_idx_type [len];
a99b9113c58c optimize sparse bool indexing Jaroslav Hajek <highegg@gmail.com> parents: 8379 diff changeset	334
a99b9113c58c optimize sparse bool indexing Jaroslav Hajek <highegg@gmail.com> parents: 8379 diff changeset	335 octave_idx_type nnz = bnda.nnz ();
a99b9113c58c optimize sparse bool indexing Jaroslav Hajek <highegg@gmail.com> parents: 8379 diff changeset	336
a99b9113c58c optimize sparse bool indexing Jaroslav Hajek <highegg@gmail.com> parents: 8379 diff changeset	337 octave_idx_type k = 0;
a99b9113c58c optimize sparse bool indexing Jaroslav Hajek <highegg@gmail.com> parents: 8379 diff changeset	338 // FIXME: I hope this is OK, i.e. the element iterated this way are correctly ordered.
a99b9113c58c optimize sparse bool indexing Jaroslav Hajek <highegg@gmail.com> parents: 8379 diff changeset	339 for (octave_idx_type i = 0; i < nnz; i++)
a99b9113c58c optimize sparse bool indexing Jaroslav Hajek <highegg@gmail.com> parents: 8379 diff changeset	340 {
a99b9113c58c optimize sparse bool indexing Jaroslav Hajek <highegg@gmail.com> parents: 8379 diff changeset	341 if (bnda.data (i))
a99b9113c58c optimize sparse bool indexing Jaroslav Hajek <highegg@gmail.com> parents: 8379 diff changeset	342 d[k++] = bnda.cidx (i) + bnda.rows () * bnda.ridx (i);
a99b9113c58c optimize sparse bool indexing Jaroslav Hajek <highegg@gmail.com> parents: 8379 diff changeset	343 }
a99b9113c58c optimize sparse bool indexing Jaroslav Hajek <highegg@gmail.com> parents: 8379 diff changeset	344
a99b9113c58c optimize sparse bool indexing Jaroslav Hajek <highegg@gmail.com> parents: 8379 diff changeset	345 data = d;
a99b9113c58c optimize sparse bool indexing Jaroslav Hajek <highegg@gmail.com> parents: 8379 diff changeset	346
a99b9113c58c optimize sparse bool indexing Jaroslav Hajek <highegg@gmail.com> parents: 8379 diff changeset	347 ext = d[k-1] + 1;
2828 92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2800 diff changeset	348 }
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2800 diff changeset	349 }
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2800 diff changeset	350
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	351 idx_vector::idx_vector_rep::~idx_vector_rep (void)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	352 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	353 if (aowner)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	354 delete aowner;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	355 else
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	356 delete [] data;
1560 27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1552 diff changeset	357 }
27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1552 diff changeset	358
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5108 diff changeset	359 octave_idx_type
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	360 idx_vector::idx_vector_rep::checkelem (octave_idx_type n) const
227 1a48a1b91489 [project @ 1993-11-15 10:10:35 by jwe] jwe parents: 209 diff changeset	361 {
1a48a1b91489 [project @ 1993-11-15 10:10:35 by jwe] jwe parents: 209 diff changeset	362 if (n < 0 \|\| n >= len)
1a48a1b91489 [project @ 1993-11-15 10:10:35 by jwe] jwe parents: 209 diff changeset	363 {
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	364 gripe_invalid_index ();
227 1a48a1b91489 [project @ 1993-11-15 10:10:35 by jwe] jwe parents: 209 diff changeset	365 return 0;
1a48a1b91489 [project @ 1993-11-15 10:10:35 by jwe] jwe parents: 209 diff changeset	366 }
1a48a1b91489 [project @ 1993-11-15 10:10:35 by jwe] jwe parents: 209 diff changeset	367
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	368 return xelem (n);
1560 27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1552 diff changeset	369 }
27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1552 diff changeset	370
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	371 idx_vector::idx_base_rep *
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	372 idx_vector::idx_vector_rep::sort_uniq_clone (bool uniq)
1560 27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1552 diff changeset	373 {
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	374 octave_idx_type *new_data = new octave_idx_type[len];
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	375 std::copy (data, data + len, new_data);
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	376 std::sort (new_data, new_data + len);
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	377 octave_idx_type new_len;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	378 if (uniq)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	379 new_len = std::unique (new_data, new_data + len) - new_data;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	380 else
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	381 new_len = len;
2966 458cea5c8356 [project @ 1997-05-12 20:17:35 by jwe] jwe parents: 2847 diff changeset	382
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	383 return new idx_vector_rep (new_data, new_len, ext, orig_dims, DIRECT);
209 5869adaa6aea [project @ 1993-11-12 10:44:40 by jwe] jwe parents: 191 diff changeset	384 }
5869adaa6aea [project @ 1993-11-12 10:44:40 by jwe] jwe parents: 191 diff changeset	385
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	386 std::ostream&
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	387 idx_vector::idx_vector_rep::print (std::ostream& os) const
3079 eb827eb9b8ff [project @ 1997-08-03 20:44:07 by jwe] jwe parents: 2966 diff changeset	388 {
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	389 os << '[';
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	390 for (octave_idx_type ii = 0; ii < len - 1; ii++)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	391 os << data[ii] << ',' << ' ';
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	392 if (len > 0) os << data[len-1]; os << ']';
7425 fe4a43e1d1d3 [project @ 2008-01-28 09:13:01 by jwe] jwe parents: 7422 diff changeset	393
1560 27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1552 diff changeset	394 return os;
27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1552 diff changeset	395 }
27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1552 diff changeset	396
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	397 const idx_vector idx_vector::colon (new idx_vector::idx_colon_rep ());
1560 27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1552 diff changeset	398
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	399 bool idx_vector::maybe_reduce (octave_idx_type n, const idx_vector& j,
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	400 octave_idx_type nj)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	401 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	402 bool reduced = false;
1560 27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1552 diff changeset	403
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	404 // Empty index always reduces.
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	405 if (rep->length (n) == 0)
1560 27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1552 diff changeset	406 {
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	407 *this = idx_vector ();
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	408 return true;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	409 }
1560 27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1552 diff changeset	410
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	411 switch (j.idx_class ())
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	412 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	413 case class_colon:
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	414 if (rep->is_colon_equiv (n))
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	415 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	416 // (:,:) reduces to (:)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	417 *this = colon;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	418 reduced = true;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	419 }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	420 else if (rep->idx_class () == class_scalar)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	421 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	422 // (i,:) reduces to a range.
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	423 idx_scalar_rep * r = dynamic_cast<idx_scalar_rep *> (rep);
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	424 octave_idx_type k = r->get_data ();
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	425 *this = new idx_range_rep (k, nj, n, DIRECT);
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	426 reduced = true;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	427 }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	428 break;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	429 case class_range:
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	430 if (rep->is_colon_equiv (n))
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	431 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	432 // (:,i:j) reduces to a range (the step must be 1)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	433 idx_range_rep * rj = dynamic_cast<idx_range_rep *> (j.rep);
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	434 if (rj->get_step () == 1)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	435 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	436 octave_idx_type s = rj->get_start (), l = rj->length (nj);
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	437 this = new idx_range_rep (s n, l * n, 1, DIRECT);
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	438 reduced = true;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	439 }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	440 }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	441 else if (rep->idx_class () == class_scalar)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	442 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	443 // (k,i:d:j) reduces to a range.
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	444 idx_scalar_rep * r = dynamic_cast<idx_scalar_rep *> (rep);
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	445 idx_range_rep * rj = dynamic_cast<idx_range_rep *> (j.rep);
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	446 octave_idx_type k = r->get_data ();
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	447 octave_idx_type s = rj->get_start (), l = rj->length (nj);
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	448 octave_idx_type t = rj->get_step ();
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	449 this = new idx_range_rep (n s + k, l, n * t, DIRECT);
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	450 reduced = true;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	451 }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	452 break;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	453 case class_scalar:
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	454 switch (rep->idx_class ())
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	455 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	456 case class_scalar:
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	457 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	458 // (i,j) reduces to a single index.
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	459 idx_scalar_rep * r = dynamic_cast<idx_scalar_rep *> (rep);
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	460 idx_scalar_rep * rj = dynamic_cast<idx_scalar_rep *> (j.rep);
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	461 octave_idx_type k = r->get_data () + n * rj->get_data ();
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	462 *this = new idx_scalar_rep (k, DIRECT);
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	463 reduced = true;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	464 }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	465 break;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	466 case class_range:
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	467 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	468 // (i:d:j,k) reduces to a range.
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	469 idx_range_rep * r = dynamic_cast<idx_range_rep *> (rep);
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	470 idx_scalar_rep * rj = dynamic_cast<idx_scalar_rep *> (j.rep);
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	471 octave_idx_type s = r->get_start (), l = r->length (nj);
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	472 octave_idx_type t = r->get_step ();
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	473 octave_idx_type k = rj->get_data ();
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	474 this = new idx_range_rep (n k + s, l, t, DIRECT);
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	475 reduced = true;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	476 }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	477 break;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	478 case class_colon:
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	479 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	480 // (:,k) reduces to a range.
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	481 idx_scalar_rep * rj = dynamic_cast<idx_scalar_rep *> (j.rep);
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	482 octave_idx_type k = rj->get_data ();
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	483 this = new idx_range_rep (n k, n, 1, DIRECT);
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	484 reduced = true;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	485 }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	486 break;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	487 default:
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	488 break;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	489 }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	490 break;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	491 default:
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	492 break;
1560 27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1552 diff changeset	493 }
27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1552 diff changeset	494
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	495 return reduced;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	496 }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	497
8333 9238637cb81c style fixes John W. Eaton <jwe@octave.org> parents: 8319 diff changeset	498 bool
9238637cb81c style fixes John W. Eaton <jwe@octave.org> parents: 8319 diff changeset	499 idx_vector::is_cont_range (octave_idx_type n,
9238637cb81c style fixes John W. Eaton <jwe@octave.org> parents: 8319 diff changeset	500 octave_idx_type& l, octave_idx_type& u) const
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	501 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	502 bool res = false;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	503 switch (rep->idx_class ())
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	504 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	505 case class_colon:
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	506 l = 0; u = n;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	507 res = true;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	508 break;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	509 case class_range:
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	510 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	511 idx_range_rep * r = dynamic_cast<idx_range_rep *> (rep);
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	512 if (r->get_step () == 1)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	513 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	514 l = r->get_start ();
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	515 u = l + r->length (n);
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	516 res = true;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	517 }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	518 }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	519 break;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	520 case class_scalar:
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	521 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	522 idx_scalar_rep * r = dynamic_cast<idx_scalar_rep *> (rep);
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	523 l = r->get_data ();
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	524 u = l + 1;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	525 res = true;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	526 }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	527 break;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	528 default:
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	529 break;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	530 }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	531
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	532 return res;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	533 }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	534
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	535 idx_vector
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	536 idx_vector::complement (octave_idx_type n) const
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	537 {
8379 ad8ed668e0a4 allow initialized local buffers Jaroslav Hajek <highegg@gmail.com> parents: 8375 diff changeset	538 OCTAVE_LOCAL_BUFFER_INIT (bool, left, n, true);
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	539
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	540 octave_idx_type cnt = n;
3680 b8b0f5ff28e2 [project @ 2000-06-08 20:06:17 by jwe] jwe parents: 3504 diff changeset	541
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	542 for (octave_idx_type i = 0, len = length (); i < len; i++)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	543 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	544 octave_idx_type k = xelem (i);
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	545 if (k < n && left[k])
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	546 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	547 left[k] = false;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	548 cnt--;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	549 }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	550 }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	551
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	552 octave_idx_type len = cnt, *data = new octave_idx_type[len];
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	553 for (octave_idx_type i = 0, j = 0; i < n; i++)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	554 if (left[i]) data[j++] = i;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	555
8301 f7d44b6a74df fix out-of-bounds checks in null assignments Jaroslav Hajek <highegg@gmail.com> parents: 8290 diff changeset	556 return new idx_vector_rep (data, len,
f7d44b6a74df fix out-of-bounds checks in null assignments Jaroslav Hajek <highegg@gmail.com> parents: 8290 diff changeset	557 len ? data[len-1]+1 : 0,
f7d44b6a74df fix out-of-bounds checks in null assignments Jaroslav Hajek <highegg@gmail.com> parents: 8290 diff changeset	558 dim_vector (1, len), DIRECT);
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	559 }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	560
8367 445d27d79f4e support permutation matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8333 diff changeset	561 bool
445d27d79f4e support permutation matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8333 diff changeset	562 idx_vector::is_permutation (octave_idx_type n) const
445d27d79f4e support permutation matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8333 diff changeset	563 {
445d27d79f4e support permutation matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8333 diff changeset	564 bool retval = false;
445d27d79f4e support permutation matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8333 diff changeset	565
445d27d79f4e support permutation matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8333 diff changeset	566 if (is_colon_equiv (n))
445d27d79f4e support permutation matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8333 diff changeset	567 retval = true;
445d27d79f4e support permutation matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8333 diff changeset	568 else if (length (n) == n && extent(n) == n)
445d27d79f4e support permutation matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8333 diff changeset	569 {
8379 ad8ed668e0a4 allow initialized local buffers Jaroslav Hajek <highegg@gmail.com> parents: 8375 diff changeset	570 OCTAVE_LOCAL_BUFFER_INIT (bool, left, n, true);
8367 445d27d79f4e support permutation matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8333 diff changeset	571
445d27d79f4e support permutation matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8333 diff changeset	572 retval = true;
445d27d79f4e support permutation matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8333 diff changeset	573
445d27d79f4e support permutation matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8333 diff changeset	574 for (octave_idx_type i = 0, len = length (); i < len; i++)
445d27d79f4e support permutation matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8333 diff changeset	575 {
445d27d79f4e support permutation matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8333 diff changeset	576 octave_idx_type k = xelem (i);
445d27d79f4e support permutation matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8333 diff changeset	577 if (left[k])
445d27d79f4e support permutation matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8333 diff changeset	578 left[k] = false;
445d27d79f4e support permutation matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8333 diff changeset	579 else
445d27d79f4e support permutation matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8333 diff changeset	580 {
445d27d79f4e support permutation matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8333 diff changeset	581 retval = false;
445d27d79f4e support permutation matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8333 diff changeset	582 break;
445d27d79f4e support permutation matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8333 diff changeset	583 }
445d27d79f4e support permutation matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8333 diff changeset	584 }
445d27d79f4e support permutation matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8333 diff changeset	585
445d27d79f4e support permutation matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8333 diff changeset	586 }
445d27d79f4e support permutation matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8333 diff changeset	587
445d27d79f4e support permutation matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8333 diff changeset	588 return retval;
445d27d79f4e support permutation matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8333 diff changeset	589 }
445d27d79f4e support permutation matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 8333 diff changeset	590
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	591 octave_idx_type
8677 095ae5e0a831 eliminte some compiler warnings John W. Eaton <jwe@octave.org> parents: 8384 diff changeset	592 idx_vector::freeze (octave_idx_type z_len, const char *, bool resize_ok)
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	593 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	594 if (! resize_ok && extent (z_len) > z_len)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	595 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	596 (*current_liboctave_error_handler)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	597 ("invalid matrix index = %d", extent (z_len));
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	598 rep->err = true;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	599 chkerr ();
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	600 }
1560 27a03373de41 [project @ 1995-10-12 07:22:26 by jwe] jwe parents: 1552 diff changeset	601
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	602 return length (z_len);
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	603 }
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	604
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	605 octave_idx_type
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	606 idx_vector::ones_count () const
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	607 {
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	608 octave_idx_type n = 0;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	609 if (is_colon ())
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	610 n = 1;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	611 else
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	612 for (octave_idx_type i = 0; i < length (1); i++)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	613 if (xelem (i) == 0) n++;
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	614 return n;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	615 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	616
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	617 // Instantiate the octave_int constructors we want.
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	618 #define INSTANTIATE_SCALAR_VECTOR_REP_CONST(T) \
8319 c374691576f6 Fix for MSVC compilation Michael Goffioul <michael.goffioul@gmail.com> parents: 8301 diff changeset	619 template OCTAVE_API idx_vector::idx_scalar_rep::idx_scalar_rep (T); \
c374691576f6 Fix for MSVC compilation Michael Goffioul <michael.goffioul@gmail.com> parents: 8301 diff changeset	620 template OCTAVE_API idx_vector::idx_vector_rep::idx_vector_rep (const Array<T>&);
8290 7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	621
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	622 INSTANTIATE_SCALAR_VECTOR_REP_CONST (float)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	623 INSTANTIATE_SCALAR_VECTOR_REP_CONST (double)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	624 INSTANTIATE_SCALAR_VECTOR_REP_CONST (octave_int8)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	625 INSTANTIATE_SCALAR_VECTOR_REP_CONST (octave_int16)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	626 INSTANTIATE_SCALAR_VECTOR_REP_CONST (octave_int32)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	627 INSTANTIATE_SCALAR_VECTOR_REP_CONST (octave_int64)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	628 INSTANTIATE_SCALAR_VECTOR_REP_CONST (octave_uint8)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	629 INSTANTIATE_SCALAR_VECTOR_REP_CONST (octave_uint16)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	630 INSTANTIATE_SCALAR_VECTOR_REP_CONST (octave_uint32)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	631 INSTANTIATE_SCALAR_VECTOR_REP_CONST (octave_uint64)
7cbe01c21986 improve dense array indexing Jaroslav Hajek <highegg@gmail.com> parents: 7774 diff changeset	632
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	633 /*
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	634 ;;; Local Variables: ***
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	635 ;;; mode: C++ ***
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	636 ;;; End: ***
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	637 */

Mercurial > hg > octave-nkf

annotate liboctave/idx-vector.cc @ 8677:095ae5e0a831