Mercurial > hg > octave-nkf

annotate liboctave/array/idx-vector.cc @ 16113:7c5e5e97a3bc

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
move static lexer helper functions to lexical_feedback class * lex.ll, lex.h oct-parse.yy (do_comma_insert_check, text_yyinput, xunput, fixup_column_count, inside_any_object_index, is_keyword_token, is_variable, grab_block_comment, grab_comment_block, process_comment, next_token_is_sep_op, next_token_is_postfix_unary_op, next_token_is_bin_op, scan_for_comments, eat_whitespace, handle_number, have_continuation, have_ellipsis_continuation, eat_continuation, handle_string, next_token_is_assign_op, next_token_is_index_op, handle_close_bracket, maybe_unput_comma, next_token_can_follow_bin_op, looks_like_command_arg, handle_superclass_identifier, handle_meta_identifier, handle_identifier, maybe_warn_separator_insert, gripe_single_quote_string, gripe_matlab_incompatible, maybe_gripe_matlab_incompatible_comment, gripe_matlab_incompatible_continuation, gripe_matlab_incompatible_operator): Declare as members of lexical_feedback class. Change all callers.
author John W. Eaton <jwe@octave.org>
date Tue, 26 Feb 2013 02:40:32 -0500
parents 648dabbb4c6b
children 8fce0ed4894a
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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
14138
72c96de7a403 maint: update copyright notices for 2012
John W. Eaton <jwe@octave.org>
parents: 14083
diff changeset
3 Copyright (C) 1993-2012 John W. Eaton
11523
fd0a3ac60b0e update copyright notices
John W. Eaton <jwe@octave.org>
parents: 11503
diff changeset
4 Copyright (C) 2008-2009 Jaroslav Hajek
fd0a3ac60b0e update copyright notices
John W. Eaton <jwe@octave.org>
parents: 11503
diff changeset
5 Copyright (C) 2009-2010 VZLU Prague
1
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
6
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
7 This file is part of Octave.
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
8
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
9 Octave is free software; you can redistribute it and/or modify it
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"
10370
9c4daf174387 implement IDs for common liboctave exceptions
Jaroslav Hajek <highegg@gmail.com>
parents: 10339
diff changeset
35 #include "Array-util.h"
8384
a99b9113c58c optimize sparse bool indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8379
diff changeset
36 #include "Sparse.h"
1352
19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe]
jwe
parents: 1343
diff changeset
37 #include "Range.h"
19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe]
jwe
parents: 1343
diff changeset
38
8379
ad8ed668e0a4 allow initialized local buffers
Jaroslav Hajek <highegg@gmail.com>
parents: 8375
diff changeset
39 #include "oct-locbuf.h"
1560
27a03373de41 [project @ 1995-10-12 07:22:26 by jwe]
jwe
parents: 1552
diff changeset
40 #include "lo-error.h"
2500
e39839e18edc [project @ 1996-11-12 17:13:53 by jwe]
jwe
parents: 2386
diff changeset
41 #include "lo-mappers.h"
1
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
42
8333
9238637cb81c style fixes
John W. Eaton <jwe@octave.org>
parents: 8319
diff changeset
43 static void
9238637cb81c style fixes
John W. Eaton <jwe@octave.org>
parents: 8319
diff changeset
44 gripe_invalid_range (void)
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
45 {
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
46 (*current_liboctave_error_handler)
11590
4ced6b90fffb style fixes for warning and error messages in source files
John W. Eaton <jwe@octave.org>
parents: 11586
diff changeset
47 ("invalid range used as index");
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
48 }
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
49
8333
9238637cb81c style fixes
John W. Eaton <jwe@octave.org>
parents: 8319
diff changeset
50 static void
9238637cb81c style fixes
John W. Eaton <jwe@octave.org>
parents: 8319
diff changeset
51 gripe_index_out_of_range (void)
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
52 {
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
53 (*current_liboctave_error_handler)
11590
4ced6b90fffb style fixes for warning and error messages in source files
John W. Eaton <jwe@octave.org>
parents: 11586
diff changeset
54 ("internal error: idx_vector index out of range");
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
55 }
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
56
10339
de2d43bcb083 optimize some lazy index operations
Jaroslav Hajek <highegg@gmail.com>
parents: 10314
diff changeset
57 Array<octave_idx_type>
de2d43bcb083 optimize some lazy index operations
Jaroslav Hajek <highegg@gmail.com>
parents: 10314
diff changeset
58 idx_vector::idx_base_rep::as_array (void)
de2d43bcb083 optimize some lazy index operations
Jaroslav Hajek <highegg@gmail.com>
parents: 10314
diff changeset
59 {
de2d43bcb083 optimize some lazy index operations
Jaroslav Hajek <highegg@gmail.com>
parents: 10314
diff changeset
60 (*current_liboctave_error_handler)
11590
4ced6b90fffb style fixes for warning and error messages in source files
John W. Eaton <jwe@octave.org>
parents: 11586
diff changeset
61 ("internal error: as_array not allowed for this index class");
10339
de2d43bcb083 optimize some lazy index operations
Jaroslav Hajek <highegg@gmail.com>
parents: 10314
diff changeset
62
de2d43bcb083 optimize some lazy index operations
Jaroslav Hajek <highegg@gmail.com>
parents: 10314
diff changeset
63 return Array<octave_idx_type> ();
de2d43bcb083 optimize some lazy index operations
Jaroslav Hajek <highegg@gmail.com>
parents: 10314
diff changeset
64 }
de2d43bcb083 optimize some lazy index operations
Jaroslav Hajek <highegg@gmail.com>
parents: 10314
diff changeset
65
8680
a2bcd96b9344 use allocators for idx_vector_rep subclasses
Jaroslav Hajek <highegg@gmail.com>
parents: 8677
diff changeset
66 DEFINE_OCTAVE_ALLOCATOR(idx_vector::idx_colon_rep);
a2bcd96b9344 use allocators for idx_vector_rep subclasses
Jaroslav Hajek <highegg@gmail.com>
parents: 8677
diff changeset
67
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
68 idx_vector::idx_colon_rep::idx_colon_rep (char c)
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
69 {
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
70 if (c != ':')
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 (*current_liboctave_error_handler)
11590
4ced6b90fffb style fixes for warning and error messages in source files
John W. Eaton <jwe@octave.org>
parents: 11586
diff changeset
73 ("internal error: invalid character converted to idx_vector; must be ':'");
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
74 err = true;
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 }
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 octave_idx_type
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
79 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
80 {
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
81 if (i < 0)
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
82 {
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
83 gripe_index_out_of_range ();
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
84 return 0;
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
85 }
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
86 else
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
87 return i;
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
88 }
1560
27a03373de41 [project @ 1995-10-12 07:22:26 by jwe]
jwe
parents: 1552
diff changeset
89
10273
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
90 idx_vector::idx_base_rep *
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
91 idx_vector::idx_colon_rep::sort_idx (Array<octave_idx_type>&)
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
92 {
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
93 (*current_liboctave_error_handler)
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
94 ("internal error: idx_colon_rep::sort_idx");
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
95
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
96 count++;
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
97 return this;
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
98 }
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
99
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11570
diff changeset
100 std::ostream&
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
101 idx_vector::idx_colon_rep::print (std::ostream& os) const
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
102 {
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
103 return os << ":";
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
8680
a2bcd96b9344 use allocators for idx_vector_rep subclasses
Jaroslav Hajek <highegg@gmail.com>
parents: 8677
diff changeset
106 DEFINE_OCTAVE_ALLOCATOR(idx_vector::idx_range_rep);
a2bcd96b9344 use allocators for idx_vector_rep subclasses
Jaroslav Hajek <highegg@gmail.com>
parents: 8677
diff changeset
107
10258
e317791645c4 64-bit fixes
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
108 idx_vector::idx_range_rep::idx_range_rep (octave_idx_type _start,
e317791645c4 64-bit fixes
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
109 octave_idx_type _limit,
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
110 octave_idx_type _step)
15018
3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/.
Rik <rik@octave.org>
parents: 14138
diff changeset
111 : start(_start), len (_step ? std::max ((_limit - _start) / _step, static_cast<octave_idx_type> (0)) : -1), step (_step)
8290
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 if (len < 0)
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
114 {
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
115 gripe_invalid_range ();
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
116 err = true;
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
117 }
9757
95ad9c2a27e2 fix idx_vector construction checks
Jaroslav Hajek <highegg@gmail.com>
parents: 9725
diff changeset
118 else if (start < 0 || (step < 0 && start + (len-1)*step < 0))
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
119 {
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
120 gripe_invalid_index ();
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
121 err = true;
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
122 }
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
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
125 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
126 : start (0), len (r.nelem ()), step (1)
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
127 {
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
128 if (len < 0)
1
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
129 {
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
130 gripe_invalid_range ();
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
131 err = true;
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
132 }
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
133 else if (len > 0)
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
134 {
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
135 if (r.all_elements_are_ints ())
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11570
diff changeset
136 {
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
137 start = static_cast<octave_idx_type> (r.base ()) - 1;
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
138 step = static_cast<octave_idx_type> (r.inc ());
9124
47f19c11b558 fix checking valid range subscripts
Jaroslav Hajek <highegg@gmail.com>
parents: 9045
diff changeset
139 if (start < 0 || (step < 0 && start + (len-1)*step < 0))
47f19c11b558 fix checking valid range subscripts
Jaroslav Hajek <highegg@gmail.com>
parents: 9045
diff changeset
140 {
47f19c11b558 fix checking valid range subscripts
Jaroslav Hajek <highegg@gmail.com>
parents: 9045
diff changeset
141 gripe_invalid_index ();
47f19c11b558 fix checking valid range subscripts
Jaroslav Hajek <highegg@gmail.com>
parents: 9045
diff changeset
142 err = true;
47f19c11b558 fix checking valid range subscripts
Jaroslav Hajek <highegg@gmail.com>
parents: 9045
diff changeset
143 }
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
144 }
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
145 else
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
146 {
9124
47f19c11b558 fix checking valid range subscripts
Jaroslav Hajek <highegg@gmail.com>
parents: 9045
diff changeset
147 gripe_invalid_index ();
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
148 err = true;
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
149 }
1
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
150 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
151 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
152
5275
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
jwe
parents: 5108
diff changeset
153 octave_idx_type
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
154 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
155 {
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
156 if (i < 0 || i >= len)
4732
b484cdca27be [project @ 2004-02-04 04:32:48 by jwe]
jwe
parents: 4653
diff changeset
157 {
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
158 gripe_index_out_of_range ();
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
159 return 0;
4732
b484cdca27be [project @ 2004-02-04 04:32:48 by jwe]
jwe
parents: 4653
diff changeset
160 }
b484cdca27be [project @ 2004-02-04 04:32:48 by jwe]
jwe
parents: 4653
diff changeset
161 else
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
162 return start + i*step;
3928
e8627dc4bdf2 [project @ 2002-05-03 19:56:01 by jwe]
jwe
parents: 3680
diff changeset
163 }
e8627dc4bdf2 [project @ 2002-05-03 19:56:01 by jwe]
jwe
parents: 3680
diff changeset
164
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
165 idx_vector::idx_base_rep *
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
166 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
167 {
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
168 if (step < 0)
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
169 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
170 else
2500
e39839e18edc [project @ 1996-11-12 17:13:53 by jwe]
jwe
parents: 2386
diff changeset
171 {
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
172 count++;
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
173 return this;
2500
e39839e18edc [project @ 1996-11-12 17:13:53 by jwe]
jwe
parents: 2386
diff changeset
174 }
1
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
175 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
176
10273
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
177 idx_vector::idx_base_rep *
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
178 idx_vector::idx_range_rep::sort_idx (Array<octave_idx_type>& idx)
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
179 {
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
180 if (step < 0 && len > 0)
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
181 {
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
182 idx.clear (1, len);
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
183 for (octave_idx_type i = 0; i < len; i++)
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
184 idx.xelem (i) = len - 1 - i;
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
185 return new idx_range_rep (start + (len - 1)*step, len, -step, DIRECT);
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
186 }
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
187 else
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
188 {
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
189 idx.clear (1, len);
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
190 for (octave_idx_type i = 0; i < len; i++)
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
191 idx.xelem (i) = i;
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
192 count++;
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
193 return this;
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
194 }
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
195 }
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
196
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11570
diff changeset
197 std::ostream&
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
198 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
199 {
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
200 os << start << ':' << step << ':' << start + len*step;
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
201 return os;
1560
27a03373de41 [project @ 1995-10-12 07:22:26 by jwe]
jwe
parents: 1552
diff changeset
202 }
27a03373de41 [project @ 1995-10-12 07:22:26 by jwe]
jwe
parents: 1552
diff changeset
203
9894
83bd7f34f9da improve idx_vector->octave_value conversion
Jaroslav Hajek <highegg@gmail.com>
parents: 9879
diff changeset
204 Range
83bd7f34f9da improve idx_vector->octave_value conversion
Jaroslav Hajek <highegg@gmail.com>
parents: 9879
diff changeset
205 idx_vector::idx_range_rep::unconvert (void) const
83bd7f34f9da improve idx_vector->octave_value conversion
Jaroslav Hajek <highegg@gmail.com>
parents: 9879
diff changeset
206 {
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11570
diff changeset
207 return Range (static_cast<double> (start+1),
9894
83bd7f34f9da improve idx_vector->octave_value conversion
Jaroslav Hajek <highegg@gmail.com>
parents: 9879
diff changeset
208 static_cast<double> (step), len);
83bd7f34f9da improve idx_vector->octave_value conversion
Jaroslav Hajek <highegg@gmail.com>
parents: 9879
diff changeset
209 }
83bd7f34f9da improve idx_vector->octave_value conversion
Jaroslav Hajek <highegg@gmail.com>
parents: 9879
diff changeset
210
10339
de2d43bcb083 optimize some lazy index operations
Jaroslav Hajek <highegg@gmail.com>
parents: 10314
diff changeset
211 Array<octave_idx_type>
de2d43bcb083 optimize some lazy index operations
Jaroslav Hajek <highegg@gmail.com>
parents: 10314
diff changeset
212 idx_vector::idx_range_rep::as_array (void)
de2d43bcb083 optimize some lazy index operations
Jaroslav Hajek <highegg@gmail.com>
parents: 10314
diff changeset
213 {
de2d43bcb083 optimize some lazy index operations
Jaroslav Hajek <highegg@gmail.com>
parents: 10314
diff changeset
214 Array<octave_idx_type> retval (dim_vector (1, len));
de2d43bcb083 optimize some lazy index operations
Jaroslav Hajek <highegg@gmail.com>
parents: 10314
diff changeset
215 for (octave_idx_type i = 0; i < len; i++)
10479
ded9beac7582 optimize sparse matrix assembly
Jaroslav Hajek <highegg@gmail.com>
parents: 10475
diff changeset
216 retval.xelem (i) = start + i*step;
10339
de2d43bcb083 optimize some lazy index operations
Jaroslav Hajek <highegg@gmail.com>
parents: 10314
diff changeset
217
de2d43bcb083 optimize some lazy index operations
Jaroslav Hajek <highegg@gmail.com>
parents: 10314
diff changeset
218 return retval;
de2d43bcb083 optimize some lazy index operations
Jaroslav Hajek <highegg@gmail.com>
parents: 10314
diff changeset
219 }
de2d43bcb083 optimize some lazy index operations
Jaroslav Hajek <highegg@gmail.com>
parents: 10314
diff changeset
220
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
221 inline octave_idx_type
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11570
diff changeset
222 convert_index (octave_idx_type i, bool& conv_error,
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
223 octave_idx_type& ext)
1560
27a03373de41 [project @ 1995-10-12 07:22:26 by jwe]
jwe
parents: 1552
diff changeset
224 {
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11570
diff changeset
225 if (i <= 0)
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
226 conv_error = true;
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
227
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
228 if (ext < i)
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
229 ext = i;
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
230
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
231 return i - 1;
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
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
234 inline octave_idx_type
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
235 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
236 {
9007
7e31df9a0334 simplify double->int conversion in indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8972
diff changeset
237 octave_idx_type i = static_cast<octave_idx_type> (x);
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
238
9007
7e31df9a0334 simplify double->int conversion in indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8972
diff changeset
239 if (static_cast<double> (i) != x)
7e31df9a0334 simplify double->int conversion in indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8972
diff changeset
240 conv_error = true;
1
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
241
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
242 return convert_index (i, conv_error, ext);
1
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
243 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
244
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
245 inline octave_idx_type
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
246 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
247 {
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
248 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
249 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
250
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
251 template <class T>
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
252 inline octave_idx_type
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11570
diff changeset
253 convert_index (octave_int<T> x, bool& conv_error,
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
254 octave_idx_type& ext)
3928
e8627dc4bdf2 [project @ 2002-05-03 19:56:01 by jwe]
jwe
parents: 3680
diff changeset
255 {
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
256 octave_idx_type i = octave_int<octave_idx_type> (x).value ();
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
257
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
258 return convert_index (i, conv_error, ext);
3928
e8627dc4bdf2 [project @ 2002-05-03 19:56:01 by jwe]
jwe
parents: 3680
diff changeset
259 }
e8627dc4bdf2 [project @ 2002-05-03 19:56:01 by jwe]
jwe
parents: 3680
diff changeset
260
8680
a2bcd96b9344 use allocators for idx_vector_rep subclasses
Jaroslav Hajek <highegg@gmail.com>
parents: 8677
diff changeset
261 DEFINE_OCTAVE_ALLOCATOR(idx_vector::idx_scalar_rep);
a2bcd96b9344 use allocators for idx_vector_rep subclasses
Jaroslav Hajek <highegg@gmail.com>
parents: 8677
diff changeset
262
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
263 template <class T>
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
264 idx_vector::idx_scalar_rep::idx_scalar_rep (T x)
11503
b3f511c48b14 idx-vector.h, idx-vector.cc: data member initialization and constructor fixes
John W. Eaton <jwe@octave.org>
parents: 10702
diff changeset
265 : data (0)
3928
e8627dc4bdf2 [project @ 2002-05-03 19:56:01 by jwe]
jwe
parents: 3680
diff changeset
266 {
10101
b51848e95e4b cleanups to avoid valgrind warnings
John W. Eaton <jwe@octave.org>
parents: 10042
diff changeset
267 octave_idx_type dummy = 0;
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
268
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
269 data = convert_index (x, err, dummy);
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
270
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
271 if (err)
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
272 gripe_invalid_index ();
3928
e8627dc4bdf2 [project @ 2002-05-03 19:56:01 by jwe]
jwe
parents: 3680
diff changeset
273 }
e8627dc4bdf2 [project @ 2002-05-03 19:56:01 by jwe]
jwe
parents: 3680
diff changeset
274
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11570
diff changeset
275 idx_vector::idx_scalar_rep::idx_scalar_rep (octave_idx_type i)
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
276 : data (i)
1560
27a03373de41 [project @ 1995-10-12 07:22:26 by jwe]
jwe
parents: 1552
diff changeset
277 {
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11570
diff changeset
278 if (data < 0)
7572
85da2ab0c6fd logical indexing compatibility fixes
John W. Eaton <jwe@octave.org>
parents: 7425
diff changeset
279 {
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
280 gripe_invalid_index ();
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
281 err = true;
7572
85da2ab0c6fd logical indexing compatibility fixes
John W. Eaton <jwe@octave.org>
parents: 7425
diff changeset
282 }
2828
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe]
jwe
parents: 2800
diff changeset
283 }
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe]
jwe
parents: 2800
diff changeset
284
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
285 octave_idx_type
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
286 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
287 {
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
288 if (i != 0)
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
289 gripe_index_out_of_range ();
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
290
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
291 return data;
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
10273
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
294 idx_vector::idx_base_rep *
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
295 idx_vector::idx_scalar_rep::sort_idx (Array<octave_idx_type>& idx)
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
296 {
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
297 idx.clear (1, 1);
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
298 idx.fill (0);
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
299 count++;
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
300 return this;
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
301 }
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
302
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
303 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
304 {
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
305 return os << data;
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
306 }
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
307
9894
83bd7f34f9da improve idx_vector->octave_value conversion
Jaroslav Hajek <highegg@gmail.com>
parents: 9879
diff changeset
308 double
83bd7f34f9da improve idx_vector->octave_value conversion
Jaroslav Hajek <highegg@gmail.com>
parents: 9879
diff changeset
309 idx_vector::idx_scalar_rep::unconvert (void) const
83bd7f34f9da improve idx_vector->octave_value conversion
Jaroslav Hajek <highegg@gmail.com>
parents: 9879
diff changeset
310 {
83bd7f34f9da improve idx_vector->octave_value conversion
Jaroslav Hajek <highegg@gmail.com>
parents: 9879
diff changeset
311 return data + 1;
83bd7f34f9da improve idx_vector->octave_value conversion
Jaroslav Hajek <highegg@gmail.com>
parents: 9879
diff changeset
312 }
83bd7f34f9da improve idx_vector->octave_value conversion
Jaroslav Hajek <highegg@gmail.com>
parents: 9879
diff changeset
313
10339
de2d43bcb083 optimize some lazy index operations
Jaroslav Hajek <highegg@gmail.com>
parents: 10314
diff changeset
314 Array<octave_idx_type>
de2d43bcb083 optimize some lazy index operations
Jaroslav Hajek <highegg@gmail.com>
parents: 10314
diff changeset
315 idx_vector::idx_scalar_rep::as_array (void)
de2d43bcb083 optimize some lazy index operations
Jaroslav Hajek <highegg@gmail.com>
parents: 10314
diff changeset
316 {
de2d43bcb083 optimize some lazy index operations
Jaroslav Hajek <highegg@gmail.com>
parents: 10314
diff changeset
317 return Array<octave_idx_type> (dim_vector (1, 1), data);
de2d43bcb083 optimize some lazy index operations
Jaroslav Hajek <highegg@gmail.com>
parents: 10314
diff changeset
318 }
de2d43bcb083 optimize some lazy index operations
Jaroslav Hajek <highegg@gmail.com>
parents: 10314
diff changeset
319
8680
a2bcd96b9344 use allocators for idx_vector_rep subclasses
Jaroslav Hajek <highegg@gmail.com>
parents: 8677
diff changeset
320 DEFINE_OCTAVE_ALLOCATOR(idx_vector::idx_vector_rep);
a2bcd96b9344 use allocators for idx_vector_rep subclasses
Jaroslav Hajek <highegg@gmail.com>
parents: 8677
diff changeset
321
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
322 template <class T>
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
323 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
324 : 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
325 {
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
326 if (len != 0)
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
327 {
15020
560317fd5977 maint: Cuddle open bracket used for indexing C++ arrays in source code.
Rik <rik@octave.org>
parents: 15018
diff changeset
328 octave_idx_type *d = new octave_idx_type [len];
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
329 for (octave_idx_type i = 0; i < len; i++)
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
330 d[i] = convert_index (nda.xelem (i), err, ext);
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
331 data = d;
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
332
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
333 if (err)
14083
8717cc808b20 Stop memory leak in idx_vector_rep when constructor fails.
Rik <octave@nomad.inbox5.com>
parents: 13735
diff changeset
334 {
8717cc808b20 Stop memory leak in idx_vector_rep when constructor fails.
Rik <octave@nomad.inbox5.com>
parents: 13735
diff changeset
335 delete [] data;
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
336 gripe_invalid_index ();
14083
8717cc808b20 Stop memory leak in idx_vector_rep when constructor fails.
Rik <octave@nomad.inbox5.com>
parents: 13735
diff changeset
337 }
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
338 }
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
339 }
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
340
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
341 // 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
342
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
343 idx_vector::idx_vector_rep::idx_vector_rep (const Array<octave_idx_type>& inda)
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11570
diff changeset
344 : data (inda.data ()), len (inda.numel ()), ext (0),
11503
b3f511c48b14 idx-vector.h, idx-vector.cc: data member initialization and constructor fixes
John W. Eaton <jwe@octave.org>
parents: 10702
diff changeset
345 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
346 {
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
347 if (len != 0)
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
348 {
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
349 octave_idx_type max = -1;
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
350 for (octave_idx_type i = 0; i < len; i++)
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
351 {
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
352 octave_idx_type k = inda.xelem (i);
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11570
diff changeset
353 if (k < 0)
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
354 err = true;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11570
diff changeset
355 else if (k > max)
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
356 max = k;
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
357 }
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
358
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
359 ext = max + 1;
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
360
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
361 if (err)
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
362 gripe_invalid_index ();
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
363 }
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
364 }
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
365
10285
22a7913bbeb5 optimize return values of find and sort
Jaroslav Hajek <highegg@gmail.com>
parents: 10277
diff changeset
366 idx_vector::idx_vector_rep::idx_vector_rep (const Array<octave_idx_type>& inda,
22a7913bbeb5 optimize return values of find and sort
Jaroslav Hajek <highegg@gmail.com>
parents: 10277
diff changeset
367 octave_idx_type _ext, direct)
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11570
diff changeset
368 : data (inda.data ()), len (inda.numel ()), ext (_ext),
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
369 aowner (new Array<octave_idx_type> (inda)), orig_dims (inda.dims ())
10285
22a7913bbeb5 optimize return values of find and sort
Jaroslav Hajek <highegg@gmail.com>
parents: 10277
diff changeset
370 {
22a7913bbeb5 optimize return values of find and sort
Jaroslav Hajek <highegg@gmail.com>
parents: 10277
diff changeset
371 // No checking.
22a7913bbeb5 optimize return values of find and sort
Jaroslav Hajek <highegg@gmail.com>
parents: 10277
diff changeset
372 if (ext < 0)
22a7913bbeb5 optimize return values of find and sort
Jaroslav Hajek <highegg@gmail.com>
parents: 10277
diff changeset
373 {
22a7913bbeb5 optimize return values of find and sort
Jaroslav Hajek <highegg@gmail.com>
parents: 10277
diff changeset
374 octave_idx_type max = -1;
22a7913bbeb5 optimize return values of find and sort
Jaroslav Hajek <highegg@gmail.com>
parents: 10277
diff changeset
375 for (octave_idx_type i = 0; i < len; i++)
22a7913bbeb5 optimize return values of find and sort
Jaroslav Hajek <highegg@gmail.com>
parents: 10277
diff changeset
376 if (data[i] > max)
22a7913bbeb5 optimize return values of find and sort
Jaroslav Hajek <highegg@gmail.com>
parents: 10277
diff changeset
377 max = data[i];
22a7913bbeb5 optimize return values of find and sort
Jaroslav Hajek <highegg@gmail.com>
parents: 10277
diff changeset
378
22a7913bbeb5 optimize return values of find and sort
Jaroslav Hajek <highegg@gmail.com>
parents: 10277
diff changeset
379 ext = max + 1;
22a7913bbeb5 optimize return values of find and sort
Jaroslav Hajek <highegg@gmail.com>
parents: 10277
diff changeset
380 }
22a7913bbeb5 optimize return values of find and sort
Jaroslav Hajek <highegg@gmail.com>
parents: 10277
diff changeset
381 }
22a7913bbeb5 optimize return values of find and sort
Jaroslav Hajek <highegg@gmail.com>
parents: 10277
diff changeset
382
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
383 idx_vector::idx_vector_rep::idx_vector_rep (bool b)
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
384 : 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
385 {
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
386 if (len != 0)
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
387 {
15020
560317fd5977 maint: Cuddle open bracket used for indexing C++ arrays in source code.
Rik <rik@octave.org>
parents: 15018
diff changeset
388 octave_idx_type *d = new octave_idx_type [1];
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
389 d[0] = 0;
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
390 data = d;
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
391 ext = 1;
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
392 }
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
393 }
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
394
9879
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
395 idx_vector::idx_vector_rep::idx_vector_rep (const Array<bool>& bnda,
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
396 octave_idx_type nnz)
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
397 : data (0), len (nnz), ext (0), aowner (0), orig_dims ()
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
398 {
9879
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
399 if (nnz < 0)
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
400 len = bnda.nnz ();
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
401
9045
ac0a23e9f5c5 more compatible indexing by logical empty matrices
Jaroslav Hajek <highegg@gmail.com>
parents: 9007
diff changeset
402 const dim_vector dv = bnda.dims ();
7774
ce52af0e4a10 all false logical indexing fix
David Bateman <dbateman@free.fr>
parents: 7727
diff changeset
403
9045
ac0a23e9f5c5 more compatible indexing by logical empty matrices
Jaroslav Hajek <highegg@gmail.com>
parents: 9007
diff changeset
404 if (! dv.all_zero ())
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11570
diff changeset
405 orig_dims = ((dv.length () == 2 && dv(0) == 1)
9045
ac0a23e9f5c5 more compatible indexing by logical empty matrices
Jaroslav Hajek <highegg@gmail.com>
parents: 9007
diff changeset
406 ? dim_vector (1, len) : dim_vector (len, 1));
7774
ce52af0e4a10 all false logical indexing fix
David Bateman <dbateman@free.fr>
parents: 7727
diff changeset
407
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
408 if (len != 0)
2828
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe]
jwe
parents: 2800
diff changeset
409 {
15020
560317fd5977 maint: Cuddle open bracket used for indexing C++ arrays in source code.
Rik <rik@octave.org>
parents: 15018
diff changeset
410 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
411
7572
85da2ab0c6fd logical indexing compatibility fixes
John W. Eaton <jwe@octave.org>
parents: 7425
diff changeset
412 octave_idx_type ntot = bnda.length ();
85da2ab0c6fd logical indexing compatibility fixes
John W. Eaton <jwe@octave.org>
parents: 7425
diff changeset
413
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
414 octave_idx_type k = 0;
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
415 for (octave_idx_type i = 0; i < ntot; i++)
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
416 if (bnda.xelem (i))
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
417 d[k++] = i;
7572
85da2ab0c6fd logical indexing compatibility fixes
John W. Eaton <jwe@octave.org>
parents: 7425
diff changeset
418
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
419 data = d;
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
420
8384
a99b9113c58c optimize sparse bool indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8379
diff changeset
421 ext = d[k-1] + 1;
a99b9113c58c optimize sparse bool indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8379
diff changeset
422 }
a99b9113c58c optimize sparse bool indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8379
diff changeset
423 }
a99b9113c58c optimize sparse bool indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8379
diff changeset
424
a99b9113c58c optimize sparse bool indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8379
diff changeset
425 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
426 : data (0), len (0), ext (0), aowner (0), orig_dims ()
a99b9113c58c optimize sparse bool indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8379
diff changeset
427 {
a99b9113c58c optimize sparse bool indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8379
diff changeset
428 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
429 if (bnda.data (i)) len++;
a99b9113c58c optimize sparse bool indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8379
diff changeset
430
a99b9113c58c optimize sparse bool indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8379
diff changeset
431 dim_vector dv = bnda.dims ();
a99b9113c58c optimize sparse bool indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8379
diff changeset
432
a99b9113c58c optimize sparse bool indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8379
diff changeset
433 orig_dims = ((dv.length () == 2 && dv(0) == 1)
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10285
diff changeset
434 ? dim_vector (1, len) : orig_dims = dim_vector (len, 1));
8384
a99b9113c58c optimize sparse bool indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8379
diff changeset
435
a99b9113c58c optimize sparse bool indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8379
diff changeset
436 if (len != 0)
a99b9113c58c optimize sparse bool indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8379
diff changeset
437 {
15020
560317fd5977 maint: Cuddle open bracket used for indexing C++ arrays in source code.
Rik <rik@octave.org>
parents: 15018
diff changeset
438 octave_idx_type *d = new octave_idx_type [len];
8384
a99b9113c58c optimize sparse bool indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8379
diff changeset
439
a99b9113c58c optimize sparse bool indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8379
diff changeset
440 octave_idx_type nnz = bnda.nnz ();
a99b9113c58c optimize sparse bool indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8379
diff changeset
441
a99b9113c58c optimize sparse bool indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8379
diff changeset
442 octave_idx_type k = 0;
a99b9113c58c optimize sparse bool indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8379
diff changeset
443 // 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
444 for (octave_idx_type i = 0; i < nnz; i++)
a99b9113c58c optimize sparse bool indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8379
diff changeset
445 {
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11570
diff changeset
446 if (bnda.data (i))
8384
a99b9113c58c optimize sparse bool indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8379
diff changeset
447 d[k++] = bnda.cidx (i) + bnda.rows () * bnda.ridx (i);
a99b9113c58c optimize sparse bool indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8379
diff changeset
448 }
a99b9113c58c optimize sparse bool indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8379
diff changeset
449
a99b9113c58c optimize sparse bool indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8379
diff changeset
450 data = d;
a99b9113c58c optimize sparse bool indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8379
diff changeset
451
a99b9113c58c optimize sparse bool indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8379
diff changeset
452 ext = d[k-1] + 1;
2828
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe]
jwe
parents: 2800
diff changeset
453 }
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe]
jwe
parents: 2800
diff changeset
454 }
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe]
jwe
parents: 2800
diff changeset
455
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
456 idx_vector::idx_vector_rep::~idx_vector_rep (void)
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11570
diff changeset
457 {
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11570
diff changeset
458 if (aowner)
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
459 delete aowner;
1
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
460 else
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11570
diff changeset
461 delete [] data;
1560
27a03373de41 [project @ 1995-10-12 07:22:26 by jwe]
jwe
parents: 1552
diff changeset
462 }
27a03373de41 [project @ 1995-10-12 07:22:26 by jwe]
jwe
parents: 1552
diff changeset
463
5275
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
jwe
parents: 5108
diff changeset
464 octave_idx_type
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
465 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
466 {
1a48a1b91489 [project @ 1993-11-15 10:10:35 by jwe]
jwe
parents: 209
diff changeset
467 if (n < 0 || n >= len)
1a48a1b91489 [project @ 1993-11-15 10:10:35 by jwe]
jwe
parents: 209
diff changeset
468 {
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
469 gripe_invalid_index ();
227
1a48a1b91489 [project @ 1993-11-15 10:10:35 by jwe]
jwe
parents: 209
diff changeset
470 return 0;
1a48a1b91489 [project @ 1993-11-15 10:10:35 by jwe]
jwe
parents: 209
diff changeset
471 }
1a48a1b91489 [project @ 1993-11-15 10:10:35 by jwe]
jwe
parents: 209
diff changeset
472
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
473 return xelem (n);
1560
27a03373de41 [project @ 1995-10-12 07:22:26 by jwe]
jwe
parents: 1552
diff changeset
474 }
27a03373de41 [project @ 1995-10-12 07:22:26 by jwe]
jwe
parents: 1552
diff changeset
475
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
476 idx_vector::idx_base_rep *
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
477 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
478 {
10273
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
479 if (len == 0)
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
480 {
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
481 count++;
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
482 return this;
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
483 }
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
484
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
485 // This is wrapped in auto_ptr so that we don't leak on out-of-memory.
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11570
diff changeset
486 std::auto_ptr<idx_vector_rep> new_rep (
10273
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
487 new idx_vector_rep (0, len, ext, orig_dims, DIRECT));
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
488
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
489 if (ext > len*xlog2 (1.0 + len))
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
490 {
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
491 // Use standard sort via octave_sort.
15020
560317fd5977 maint: Cuddle open bracket used for indexing C++ arrays in source code.
Rik <rik@octave.org>
parents: 15018
diff changeset
492 octave_idx_type *new_data = new octave_idx_type [len];
10273
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
493 new_rep->data = new_data;
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
494
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
495 std::copy (data, data + len, new_data);
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
496 octave_sort<octave_idx_type> lsort;
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
497 lsort.set_compare (ASCENDING);
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
498 lsort.sort (new_data, len);
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
499
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
500 if (uniq)
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
501 {
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
502 octave_idx_type new_len = std::unique (new_data, new_data + len) - new_data;
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
503 new_rep->len = new_len;
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
504 if (new_rep->orig_dims.length () == 2 && new_rep->orig_dims(0) == 1)
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
505 new_rep->orig_dims = dim_vector (1, new_len);
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
506 else
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
507 new_rep->orig_dims = dim_vector (new_len, 1);
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
508 }
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
509 }
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
510 else if (uniq)
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
511 {
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
512 // Use two-pass bucket sort (only a mask array needed).
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
513 OCTAVE_LOCAL_BUFFER_INIT (bool, has, ext, false);
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
514 for (octave_idx_type i = 0; i < len; i++)
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
515 has[data[i]] = true;
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
516
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
517 octave_idx_type new_len = 0;
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
518 for (octave_idx_type i = 0; i < ext; i++)
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
519 new_len += has[i];
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
520
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
521 new_rep->len = new_len;
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
522 if (new_rep->orig_dims.length () == 2 && new_rep->orig_dims(0) == 1)
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
523 new_rep->orig_dims = dim_vector (1, new_len);
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
524 else
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
525 new_rep->orig_dims = dim_vector (new_len, 1);
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
526
15020
560317fd5977 maint: Cuddle open bracket used for indexing C++ arrays in source code.
Rik <rik@octave.org>
parents: 15018
diff changeset
527 octave_idx_type *new_data = new octave_idx_type [new_len];
10273
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
528 new_rep->data = new_data;
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
529
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
530 for (octave_idx_type i = 0, j = 0; i < ext; i++)
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
531 if (has[i])
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
532 new_data[j++] = i;
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
533 }
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
534 else
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
535 {
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
536 // Use two-pass bucket sort.
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
537 OCTAVE_LOCAL_BUFFER_INIT (octave_idx_type, cnt, ext, 0);
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
538 for (octave_idx_type i = 0; i < len; i++)
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
539 cnt[data[i]]++;
2966
458cea5c8356 [project @ 1997-05-12 20:17:35 by jwe]
jwe
parents: 2847
diff changeset
540
15020
560317fd5977 maint: Cuddle open bracket used for indexing C++ arrays in source code.
Rik <rik@octave.org>
parents: 15018
diff changeset
541 octave_idx_type *new_data = new octave_idx_type [len];
10273
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
542 new_rep->data = new_data;
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
543
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
544 for (octave_idx_type i = 0, j = 0; i < ext; i++)
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
545 {
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
546 for (octave_idx_type k = 0; k < cnt[i]; k++)
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
547 new_data[j++] = i;
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
548 }
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
549 }
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
550
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
551 return new_rep.release ();
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
552 }
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
553
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
554 idx_vector::idx_base_rep *
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
555 idx_vector::idx_vector_rep::sort_idx (Array<octave_idx_type>& idx)
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
556 {
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
557 // This is wrapped in auto_ptr so that we don't leak on out-of-memory.
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
558 std::auto_ptr<idx_vector_rep> new_rep (
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
559 new idx_vector_rep (0, len, ext, orig_dims, DIRECT));
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
560
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
561 if (ext > len*xlog2 (1.0 + len))
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
562 {
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
563 // Use standard sort via octave_sort.
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
564 idx.clear (orig_dims);
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
565 octave_idx_type *idx_data = idx.fortran_vec ();
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
566 for (octave_idx_type i = 0; i < len; i++)
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
567 idx_data[i] = i;
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
568
15020
560317fd5977 maint: Cuddle open bracket used for indexing C++ arrays in source code.
Rik <rik@octave.org>
parents: 15018
diff changeset
569 octave_idx_type *new_data = new octave_idx_type [len];
10273
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
570 new_rep->data = new_data;
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
571 std::copy (data, data + len, new_data);
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
572
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
573 octave_sort<octave_idx_type> lsort;
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
574 lsort.set_compare (ASCENDING);
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
575 lsort.sort (new_data, idx_data, len);
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
576 }
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
577 else
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
578 {
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
579 // Use two-pass bucket sort.
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
580 OCTAVE_LOCAL_BUFFER_INIT (octave_idx_type, cnt, ext, 0);
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
581
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
582 for (octave_idx_type i = 0; i < len; i++)
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
583 cnt[data[i]]++;
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
584
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
585 idx.clear (orig_dims);
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
586 octave_idx_type *idx_data = idx.fortran_vec ();
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
587
15020
560317fd5977 maint: Cuddle open bracket used for indexing C++ arrays in source code.
Rik <rik@octave.org>
parents: 15018
diff changeset
588 octave_idx_type *new_data = new octave_idx_type [len];
10273
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
589 new_rep->data = new_data;
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
590
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
591 for (octave_idx_type i = 0, k = 0; i < ext; i++)
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
592 {
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
593 octave_idx_type j = cnt[i];
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
594 cnt[i] = k;
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
595 k += j;
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
596 }
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
597
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
598 for (octave_idx_type i = 0; i < len; i++)
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
599 {
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
600 octave_idx_type j = data[i], k = cnt[j]++;
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
601 new_data[k] = j;
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
602 idx_data[k] = i;
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
603 }
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
604 }
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
605
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
606 return new_rep.release ();
209
5869adaa6aea [project @ 1993-11-12 10:44:40 by jwe]
jwe
parents: 191
diff changeset
607 }
5869adaa6aea [project @ 1993-11-12 10:44:40 by jwe]
jwe
parents: 191
diff changeset
608
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11570
diff changeset
609 std::ostream&
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
610 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
611 {
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
612 os << '[';
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
613
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
614 for (octave_idx_type ii = 0; ii < len - 1; ii++)
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
615 os << data[ii] << ',' << ' ';
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
616
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
617 if (len > 0)
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
618 os << data[len-1]; os << ']';
7425
fe4a43e1d1d3 [project @ 2008-01-28 09:13:01 by jwe]
jwe
parents: 7422
diff changeset
619
1560
27a03373de41 [project @ 1995-10-12 07:22:26 by jwe]
jwe
parents: 1552
diff changeset
620 return os;
27a03373de41 [project @ 1995-10-12 07:22:26 by jwe]
jwe
parents: 1552
diff changeset
621 }
27a03373de41 [project @ 1995-10-12 07:22:26 by jwe]
jwe
parents: 1552
diff changeset
622
9894
83bd7f34f9da improve idx_vector->octave_value conversion
Jaroslav Hajek <highegg@gmail.com>
parents: 9879
diff changeset
623 Array<double>
83bd7f34f9da improve idx_vector->octave_value conversion
Jaroslav Hajek <highegg@gmail.com>
parents: 9879
diff changeset
624 idx_vector::idx_vector_rep::unconvert (void) const
83bd7f34f9da improve idx_vector->octave_value conversion
Jaroslav Hajek <highegg@gmail.com>
parents: 9879
diff changeset
625 {
83bd7f34f9da improve idx_vector->octave_value conversion
Jaroslav Hajek <highegg@gmail.com>
parents: 9879
diff changeset
626 Array<double> retval (orig_dims);
83bd7f34f9da improve idx_vector->octave_value conversion
Jaroslav Hajek <highegg@gmail.com>
parents: 9879
diff changeset
627 for (octave_idx_type i = 0; i < len; i++)
83bd7f34f9da improve idx_vector->octave_value conversion
Jaroslav Hajek <highegg@gmail.com>
parents: 9879
diff changeset
628 retval.xelem (i) = data[i] + 1;
83bd7f34f9da improve idx_vector->octave_value conversion
Jaroslav Hajek <highegg@gmail.com>
parents: 9879
diff changeset
629 return retval;
83bd7f34f9da improve idx_vector->octave_value conversion
Jaroslav Hajek <highegg@gmail.com>
parents: 9879
diff changeset
630 }
83bd7f34f9da improve idx_vector->octave_value conversion
Jaroslav Hajek <highegg@gmail.com>
parents: 9879
diff changeset
631
10339
de2d43bcb083 optimize some lazy index operations
Jaroslav Hajek <highegg@gmail.com>
parents: 10314
diff changeset
632 Array<octave_idx_type>
de2d43bcb083 optimize some lazy index operations
Jaroslav Hajek <highegg@gmail.com>
parents: 10314
diff changeset
633 idx_vector::idx_vector_rep::as_array (void)
de2d43bcb083 optimize some lazy index operations
Jaroslav Hajek <highegg@gmail.com>
parents: 10314
diff changeset
634 {
de2d43bcb083 optimize some lazy index operations
Jaroslav Hajek <highegg@gmail.com>
parents: 10314
diff changeset
635 if (aowner)
de2d43bcb083 optimize some lazy index operations
Jaroslav Hajek <highegg@gmail.com>
parents: 10314
diff changeset
636 return *aowner;
de2d43bcb083 optimize some lazy index operations
Jaroslav Hajek <highegg@gmail.com>
parents: 10314
diff changeset
637 else
de2d43bcb083 optimize some lazy index operations
Jaroslav Hajek <highegg@gmail.com>
parents: 10314
diff changeset
638 {
de2d43bcb083 optimize some lazy index operations
Jaroslav Hajek <highegg@gmail.com>
parents: 10314
diff changeset
639 Array<octave_idx_type> retval (orig_dims);
de2d43bcb083 optimize some lazy index operations
Jaroslav Hajek <highegg@gmail.com>
parents: 10314
diff changeset
640 std::memcpy (retval.fortran_vec (), data, len*sizeof (octave_idx_type));
de2d43bcb083 optimize some lazy index operations
Jaroslav Hajek <highegg@gmail.com>
parents: 10314
diff changeset
641 // Delete the old copy and share the data instead to save memory.
de2d43bcb083 optimize some lazy index operations
Jaroslav Hajek <highegg@gmail.com>
parents: 10314
diff changeset
642 delete [] data;
de2d43bcb083 optimize some lazy index operations
Jaroslav Hajek <highegg@gmail.com>
parents: 10314
diff changeset
643 data = retval.fortran_vec ();
de2d43bcb083 optimize some lazy index operations
Jaroslav Hajek <highegg@gmail.com>
parents: 10314
diff changeset
644 aowner = new Array<octave_idx_type> (retval);
de2d43bcb083 optimize some lazy index operations
Jaroslav Hajek <highegg@gmail.com>
parents: 10314
diff changeset
645 return retval;
de2d43bcb083 optimize some lazy index operations
Jaroslav Hajek <highegg@gmail.com>
parents: 10314
diff changeset
646 }
de2d43bcb083 optimize some lazy index operations
Jaroslav Hajek <highegg@gmail.com>
parents: 10314
diff changeset
647 }
de2d43bcb083 optimize some lazy index operations
Jaroslav Hajek <highegg@gmail.com>
parents: 10314
diff changeset
648
9879
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
649 DEFINE_OCTAVE_ALLOCATOR(idx_vector::idx_mask_rep);
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
650
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
651 idx_vector::idx_mask_rep::idx_mask_rep (bool b)
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
652 : data (0), len (b ? 1 : 0), ext (0), lsti (-1), lste (-1),
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
653 aowner (0), orig_dims (len, len)
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
654 {
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
655 if (len != 0)
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
656 {
15020
560317fd5977 maint: Cuddle open bracket used for indexing C++ arrays in source code.
Rik <rik@octave.org>
parents: 15018
diff changeset
657 bool *d = new bool [1];
9879
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
658 d[0] = true;
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
659 data = d;
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
660 ext = 1;
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
661 }
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
662 }
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
663
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
664 idx_vector::idx_mask_rep::idx_mask_rep (const Array<bool>& bnda,
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
665 octave_idx_type nnz)
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
666 : data (0), len (nnz), ext (bnda.numel ()), lsti (-1), lste (-1),
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
667 aowner (0), orig_dims ()
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
668 {
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
669 if (nnz < 0)
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
670 len = bnda.nnz ();
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
671
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
672 // We truncate the extent as much as possible. For Matlab
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
673 // compatibility, but maybe it's not a bad idea anyway.
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
674 while (ext > 0 && ! bnda(ext-1))
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
675 ext--;
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
676
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
677 const dim_vector dv = bnda.dims ();
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
678
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
679 if (! dv.all_zero ())
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11570
diff changeset
680 orig_dims = ((dv.length () == 2 && dv(0) == 1)
9879
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
681 ? dim_vector (1, len) : dim_vector (len, 1));
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
682
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
683 aowner = new Array<bool> (bnda);
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
684 data = bnda.data ();
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
685 }
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
686
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
687 idx_vector::idx_mask_rep::~idx_mask_rep (void)
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11570
diff changeset
688 {
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11570
diff changeset
689 if (aowner)
9879
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
690 delete aowner;
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
691 else
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11570
diff changeset
692 delete [] data;
9879
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
693 }
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
694
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
695 octave_idx_type
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
696 idx_vector::idx_mask_rep::xelem (octave_idx_type n) const
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
697 {
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
698 if (n == lsti + 1)
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
699 {
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
700 lsti = n;
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
701 while (! data[++lste]) ;
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
702 }
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
703 else
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
704 {
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
705 lsti = n++;
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
706 lste = -1;
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
707 while (n > 0)
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
708 if (data[++lste]) --n;
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
709 }
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
710 return lste;
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
711 }
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
712
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
713 octave_idx_type
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
714 idx_vector::idx_mask_rep::checkelem (octave_idx_type n) const
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
715 {
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
716 if (n < 0 || n >= len)
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
717 {
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
718 gripe_invalid_index ();
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
719 return 0;
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
720 }
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
721
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
722 return xelem (n);
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
723 }
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
724
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11570
diff changeset
725 std::ostream&
9879
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
726 idx_vector::idx_mask_rep::print (std::ostream& os) const
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
727 {
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
728 os << '[';
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
729
9879
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
730 for (octave_idx_type ii = 0; ii < ext - 1; ii++)
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
731 os << data[ii] << ',' << ' ';
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
732
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
733 if (ext > 0)
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
734 os << data[ext-1]; os << ']';
9879
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
735
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
736 return os;
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
737 }
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
738
9894
83bd7f34f9da improve idx_vector->octave_value conversion
Jaroslav Hajek <highegg@gmail.com>
parents: 9879
diff changeset
739 Array<bool>
83bd7f34f9da improve idx_vector->octave_value conversion
Jaroslav Hajek <highegg@gmail.com>
parents: 9879
diff changeset
740 idx_vector::idx_mask_rep::unconvert (void) const
83bd7f34f9da improve idx_vector->octave_value conversion
Jaroslav Hajek <highegg@gmail.com>
parents: 9879
diff changeset
741 {
83bd7f34f9da improve idx_vector->octave_value conversion
Jaroslav Hajek <highegg@gmail.com>
parents: 9879
diff changeset
742 if (aowner)
83bd7f34f9da improve idx_vector->octave_value conversion
Jaroslav Hajek <highegg@gmail.com>
parents: 9879
diff changeset
743 return *aowner;
83bd7f34f9da improve idx_vector->octave_value conversion
Jaroslav Hajek <highegg@gmail.com>
parents: 9879
diff changeset
744 else
83bd7f34f9da improve idx_vector->octave_value conversion
Jaroslav Hajek <highegg@gmail.com>
parents: 9879
diff changeset
745 {
11570
57632dea2446 attempt better backward compatibility for Array constructors
John W. Eaton <jwe@octave.org>
parents: 11523
diff changeset
746 Array<bool> retval (dim_vector (ext, 1));
10425
0677c5d80b77 rewrite 1D sparse indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 10370
diff changeset
747 for (octave_idx_type i = 0; i < ext; i++)
0677c5d80b77 rewrite 1D sparse indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 10370
diff changeset
748 retval.xelem (i) = data[i];
0677c5d80b77 rewrite 1D sparse indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 10370
diff changeset
749 return retval;
0677c5d80b77 rewrite 1D sparse indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 10370
diff changeset
750 }
0677c5d80b77 rewrite 1D sparse indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 10370
diff changeset
751 }
0677c5d80b77 rewrite 1D sparse indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 10370
diff changeset
752
0677c5d80b77 rewrite 1D sparse indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 10370
diff changeset
753 Array<octave_idx_type>
0677c5d80b77 rewrite 1D sparse indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 10370
diff changeset
754 idx_vector::idx_mask_rep::as_array (void)
0677c5d80b77 rewrite 1D sparse indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 10370
diff changeset
755 {
0677c5d80b77 rewrite 1D sparse indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 10370
diff changeset
756 if (aowner)
0677c5d80b77 rewrite 1D sparse indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 10370
diff changeset
757 return aowner->find ().reshape (orig_dims);
0677c5d80b77 rewrite 1D sparse indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 10370
diff changeset
758 else
0677c5d80b77 rewrite 1D sparse indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 10370
diff changeset
759 {
9894
83bd7f34f9da improve idx_vector->octave_value conversion
Jaroslav Hajek <highegg@gmail.com>
parents: 9879
diff changeset
760 Array<bool> retval (orig_dims);
10425
0677c5d80b77 rewrite 1D sparse indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 10370
diff changeset
761 for (octave_idx_type i = 0, j = 0; i < ext; i++)
0677c5d80b77 rewrite 1D sparse indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 10370
diff changeset
762 if (data[i])
0677c5d80b77 rewrite 1D sparse indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 10370
diff changeset
763 retval.xelem (j++) = i;
0677c5d80b77 rewrite 1D sparse indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 10370
diff changeset
764
9894
83bd7f34f9da improve idx_vector->octave_value conversion
Jaroslav Hajek <highegg@gmail.com>
parents: 9879
diff changeset
765 return retval;
83bd7f34f9da improve idx_vector->octave_value conversion
Jaroslav Hajek <highegg@gmail.com>
parents: 9879
diff changeset
766 }
83bd7f34f9da improve idx_vector->octave_value conversion
Jaroslav Hajek <highegg@gmail.com>
parents: 9879
diff changeset
767 }
83bd7f34f9da improve idx_vector->octave_value conversion
Jaroslav Hajek <highegg@gmail.com>
parents: 9879
diff changeset
768
10273
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
769 idx_vector::idx_base_rep *
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
770 idx_vector::idx_mask_rep::sort_idx (Array<octave_idx_type>& idx)
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
771 {
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
772 idx.clear (len, 1);
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
773 for (octave_idx_type i = 0; i < len; i++)
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
774 idx.xelem (i) = i;
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
775
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
776 count++;
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
777 return this;
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
778 }
3a8c13b71612 implement special-case optimization for sort of index vectors
Jaroslav Hajek <highegg@gmail.com>
parents: 10258
diff changeset
779
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
780 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
781
9879
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
782 idx_vector::idx_vector (const Array<bool>& bnda)
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
783 : rep (0)
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
784 {
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
785 // Convert only if it means saving at least half the memory.
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
786 static const int factor = (2 * sizeof (octave_idx_type));
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
787 octave_idx_type nnz = bnda.nnz ();
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
788 if (nnz <= bnda.numel () / factor)
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
789 rep = new idx_vector_rep (bnda, nnz);
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
790 else
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
791 rep = new idx_mask_rep (bnda, nnz);
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
792 }
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
793
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
794 bool
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
795 idx_vector::maybe_reduce (octave_idx_type n, const idx_vector& j,
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
796 octave_idx_type nj)
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
797 {
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
798 bool reduced = false;
1560
27a03373de41 [project @ 1995-10-12 07:22:26 by jwe]
jwe
parents: 1552
diff changeset
799
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
800 // Empty index always reduces.
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
801 if (rep->length (n) == 0)
1560
27a03373de41 [project @ 1995-10-12 07:22:26 by jwe]
jwe
parents: 1552
diff changeset
802 {
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
803 *this = idx_vector ();
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
804 return true;
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
805 }
1560
27a03373de41 [project @ 1995-10-12 07:22:26 by jwe]
jwe
parents: 1552
diff changeset
806
8972
5fa53d1b6247 more indexing optimizations
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
807 // Possibly skip singleton dims.
5fa53d1b6247 more indexing optimizations
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
808 if (n == 1 && rep->is_colon_equiv (n))
5fa53d1b6247 more indexing optimizations
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
809 {
5fa53d1b6247 more indexing optimizations
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
810 *this = j;
5fa53d1b6247 more indexing optimizations
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
811 return true;
5fa53d1b6247 more indexing optimizations
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
812 }
5fa53d1b6247 more indexing optimizations
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
813
5fa53d1b6247 more indexing optimizations
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
814 if (nj == 1 && j.is_colon_equiv (nj))
5fa53d1b6247 more indexing optimizations
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
815 return true;
5fa53d1b6247 more indexing optimizations
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
816
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
817 switch (j.idx_class ())
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
818 {
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
819 case class_colon:
9772
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
820 switch (rep->idx_class ())
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
821 {
9772
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
822 case class_colon:
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
823 // (:,:) reduces to (:)
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
824 reduced = true;
9772
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
825 break;
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
826
9772
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
827 case class_scalar:
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
828 {
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
829 // (i,:) reduces to a range.
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
830 idx_scalar_rep * r = dynamic_cast<idx_scalar_rep *> (rep);
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
831 octave_idx_type k = r->get_data ();
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
832 *this = new idx_range_rep (k, nj, n, DIRECT);
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
833 reduced = true;
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
834 }
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
835 break;
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
836
9772
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
837 case class_range:
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
838 {
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
839 // (i:k:end,:) reduces to a range if i <= k and k divides n.
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
840 idx_range_rep * r = dynamic_cast<idx_range_rep *> (rep);
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
841 octave_idx_type s = r->get_start (), l = r->length (n);
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
842 octave_idx_type t = r->get_step ();
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
843 if (l*t == n)
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
844 {
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
845 *this = new idx_range_rep (s, l * nj, t, DIRECT);
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
846 reduced = true;
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
847 }
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
848 }
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
849 break;
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
850
9772
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
851 default:
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
852 break;
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
853 }
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
854 break;
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
855
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
856 case class_range:
9772
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
857 switch (rep->idx_class ())
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
858 {
9772
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
859 case class_colon:
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
860 {
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
861 // (:,i:j) reduces to a range (the step must be 1)
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
862 idx_range_rep * rj = dynamic_cast<idx_range_rep *> (j.rep);
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
863 if (rj->get_step () == 1)
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
864 {
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
865 octave_idx_type sj = rj->get_start (), lj = rj->length (nj);
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
866 *this = new idx_range_rep (sj * n, lj * n, 1, DIRECT);
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
867 reduced = true;
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
868 }
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
869 }
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
870 break;
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
871
9772
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
872 case class_scalar:
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
873 {
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
874 // (k,i:d:j) reduces to a range.
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
875 idx_scalar_rep * r = dynamic_cast<idx_scalar_rep *> (rep);
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
876 idx_range_rep * rj = dynamic_cast<idx_range_rep *> (j.rep);
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
877 octave_idx_type k = r->get_data ();
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
878 octave_idx_type sj = rj->get_start (), lj = rj->length (nj);
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
879 octave_idx_type tj = rj->get_step ();
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
880 *this = new idx_range_rep (n * sj + k, lj, n * tj, DIRECT);
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
881 reduced = true;
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
882 }
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
883 break;
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
884
9772
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
885 case class_range:
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
886 {
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
887 // (i:k:end,p:q) reduces to a range if i <= k and k divides n.
10042
b7915ebe8acf implement index reduction rule for multiple constant ranges
Jaroslav Hajek <highegg@gmail.com>
parents: 9894
diff changeset
888 // (ones (1, m), ones (1, n)) reduces to (ones (1, m*n))
9772
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
889 idx_range_rep * r = dynamic_cast<idx_range_rep *> (rep);
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
890 octave_idx_type s = r->get_start (), l = r->length (n);
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
891 octave_idx_type t = r->get_step ();
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
892 idx_range_rep * rj = dynamic_cast<idx_range_rep *> (j.rep);
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
893 octave_idx_type sj = rj->get_start (), lj = rj->length (nj);
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
894 octave_idx_type tj = rj->get_step ();
10042
b7915ebe8acf implement index reduction rule for multiple constant ranges
Jaroslav Hajek <highegg@gmail.com>
parents: 9894
diff changeset
895 if ((l*t == n && tj == 1) || (t == 0 && tj == 0))
9772
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
896 {
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
897 *this = new idx_range_rep (s + n * sj, l * lj, t, DIRECT);
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
898 reduced = true;
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
899 }
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
900 }
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
901 break;
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
902
9772
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
903 default:
3ac8ea48279b improve index reduction rules
Jaroslav Hajek <highegg@gmail.com>
parents: 9757
diff changeset
904 break;
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
905 }
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
906 break;
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
907
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
908 case class_scalar:
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
909 switch (rep->idx_class ())
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
910 {
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
911 case class_scalar:
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
912 {
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
913 // (i,j) reduces to a single index.
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
914 idx_scalar_rep * r = dynamic_cast<idx_scalar_rep *> (rep);
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
915 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
916 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
917 *this = new idx_scalar_rep (k, DIRECT);
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
918 reduced = true;
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
919 }
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
920 break;
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
921
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
922 case class_range:
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
923 {
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
924 // (i:d:j,k) reduces to a range.
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
925 idx_range_rep * r = dynamic_cast<idx_range_rep *> (rep);
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
926 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
927 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
928 octave_idx_type t = r->get_step ();
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
929 octave_idx_type k = rj->get_data ();
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
930 *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
931 reduced = true;
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
932 }
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
933 break;
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
934
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
935 case class_colon:
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
936 {
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
937 // (:,k) reduces to a range.
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
938 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
939 octave_idx_type k = rj->get_data ();
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
940 *this = new idx_range_rep (n * k, n, 1, DIRECT);
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
941 reduced = true;
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
942 }
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
943 break;
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
944
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
945 default:
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
946 break;
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
947 }
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
948 break;
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
949
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
950 default:
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
951 break;
1560
27a03373de41 [project @ 1995-10-12 07:22:26 by jwe]
jwe
parents: 1552
diff changeset
952 }
27a03373de41 [project @ 1995-10-12 07:22:26 by jwe]
jwe
parents: 1552
diff changeset
953
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
954 return reduced;
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
955 }
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
956
8333
9238637cb81c style fixes
John W. Eaton <jwe@octave.org>
parents: 8319
diff changeset
957 bool
9238637cb81c style fixes
John W. Eaton <jwe@octave.org>
parents: 8319
diff changeset
958 idx_vector::is_cont_range (octave_idx_type n,
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10285
diff changeset
959 octave_idx_type& l, octave_idx_type& u) const
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
960 {
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
961 bool res = false;
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
962
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
963 switch (rep->idx_class ())
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
964 {
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
965 case class_colon:
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
966 l = 0; u = n;
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
967 res = true;
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
968 break;
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
969
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
970 case class_range:
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
971 {
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
972 idx_range_rep * r = dynamic_cast<idx_range_rep *> (rep);
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
973 if (r->get_step () == 1)
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
974 {
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
975 l = r->get_start ();
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
976 u = l + r->length (n);
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
977 res = true;
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
978 }
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
979 }
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
980 break;
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
981
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
982 case class_scalar:
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
983 {
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
984 idx_scalar_rep * r = dynamic_cast<idx_scalar_rep *> (rep);
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
985 l = r->get_data ();
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
986 u = l + 1;
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
987 res = true;
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
988 }
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
989 break;
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
990
9879
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
991 case class_mask:
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
992 {
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
993 idx_mask_rep * r = dynamic_cast<idx_mask_rep *> (rep);
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
994 octave_idx_type ext = r->extent (0), len = r->length (0);
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
995 if (ext == len)
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
996 {
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
997 l = 0;
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
998 u = len;
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
999 res = true;
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
1000 }
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
1001 }
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1002
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
1003 default:
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
1004 break;
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
1005 }
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
1006
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
1007 return res;
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
1008 }
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
1009
9725
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9601
diff changeset
1010 octave_idx_type
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9601
diff changeset
1011 idx_vector::increment (void) const
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9601
diff changeset
1012 {
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9601
diff changeset
1013 octave_idx_type retval = 0;
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1014
9725
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9601
diff changeset
1015 switch (rep->idx_class ())
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9601
diff changeset
1016 {
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9601
diff changeset
1017 case class_colon:
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9601
diff changeset
1018 retval = 1;
10702
c49911ab7ac7 implement missing copy_data case in idx_vector (bug #30099)
Jaroslav Hajek <highegg@gmail.com>
parents: 10620
diff changeset
1019 break;
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1020
9725
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9601
diff changeset
1021 case class_range:
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9601
diff changeset
1022 retval = dynamic_cast<idx_range_rep *> (rep) -> get_step ();
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9601
diff changeset
1023 break;
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1024
9725
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9601
diff changeset
1025 case class_vector:
10702
c49911ab7ac7 implement missing copy_data case in idx_vector (bug #30099)
Jaroslav Hajek <highegg@gmail.com>
parents: 10620
diff changeset
1026 case class_mask:
9725
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9601
diff changeset
1027 {
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9601
diff changeset
1028 if (length (0) > 1)
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9601
diff changeset
1029 retval = elem (1) - elem (0);
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9601
diff changeset
1030 }
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1031 break;
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1032
9757
95ad9c2a27e2 fix idx_vector construction checks
Jaroslav Hajek <highegg@gmail.com>
parents: 9725
diff changeset
1033 default:
95ad9c2a27e2 fix idx_vector construction checks
Jaroslav Hajek <highegg@gmail.com>
parents: 9725
diff changeset
1034 break;
9725
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9601
diff changeset
1035 }
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1036
9725
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9601
diff changeset
1037 return retval;
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9601
diff changeset
1038 }
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9601
diff changeset
1039
10475
739109ef88ee helper idx_vector methods
Jaroslav Hajek <highegg@gmail.com>
parents: 10425
diff changeset
1040 const octave_idx_type *
739109ef88ee helper idx_vector methods
Jaroslav Hajek <highegg@gmail.com>
parents: 10425
diff changeset
1041 idx_vector::raw (void)
739109ef88ee helper idx_vector methods
Jaroslav Hajek <highegg@gmail.com>
parents: 10425
diff changeset
1042 {
739109ef88ee helper idx_vector methods
Jaroslav Hajek <highegg@gmail.com>
parents: 10425
diff changeset
1043 if (rep->idx_class () != class_vector)
10479
ded9beac7582 optimize sparse matrix assembly
Jaroslav Hajek <highegg@gmail.com>
parents: 10475
diff changeset
1044 *this = idx_vector (as_array (), extent (0));
10475
739109ef88ee helper idx_vector methods
Jaroslav Hajek <highegg@gmail.com>
parents: 10425
diff changeset
1045
739109ef88ee helper idx_vector methods
Jaroslav Hajek <highegg@gmail.com>
parents: 10425
diff changeset
1046 idx_vector_rep * r = dynamic_cast<idx_vector_rep *> (rep);
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1047
10475
739109ef88ee helper idx_vector methods
Jaroslav Hajek <highegg@gmail.com>
parents: 10425
diff changeset
1048 assert (r != 0);
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1049
10475
739109ef88ee helper idx_vector methods
Jaroslav Hajek <highegg@gmail.com>
parents: 10425
diff changeset
1050 return r->get_data ();
739109ef88ee helper idx_vector methods
Jaroslav Hajek <highegg@gmail.com>
parents: 10425
diff changeset
1051 }
739109ef88ee helper idx_vector methods
Jaroslav Hajek <highegg@gmail.com>
parents: 10425
diff changeset
1052
9479
d9716e3ee0dd supply optimized compiled sub2ind & ind2sub
Jaroslav Hajek <highegg@gmail.com>
parents: 9124
diff changeset
1053 void
d9716e3ee0dd supply optimized compiled sub2ind & ind2sub
Jaroslav Hajek <highegg@gmail.com>
parents: 9124
diff changeset
1054 idx_vector::copy_data (octave_idx_type *data) const
d9716e3ee0dd supply optimized compiled sub2ind & ind2sub
Jaroslav Hajek <highegg@gmail.com>
parents: 9124
diff changeset
1055 {
d9716e3ee0dd supply optimized compiled sub2ind & ind2sub
Jaroslav Hajek <highegg@gmail.com>
parents: 9124
diff changeset
1056 octave_idx_type len = rep->length (0);
d9716e3ee0dd supply optimized compiled sub2ind & ind2sub
Jaroslav Hajek <highegg@gmail.com>
parents: 9124
diff changeset
1057
d9716e3ee0dd supply optimized compiled sub2ind & ind2sub
Jaroslav Hajek <highegg@gmail.com>
parents: 9124
diff changeset
1058 switch (rep->idx_class ())
d9716e3ee0dd supply optimized compiled sub2ind & ind2sub
Jaroslav Hajek <highegg@gmail.com>
parents: 9124
diff changeset
1059 {
d9716e3ee0dd supply optimized compiled sub2ind & ind2sub
Jaroslav Hajek <highegg@gmail.com>
parents: 9124
diff changeset
1060 case class_colon:
d9716e3ee0dd supply optimized compiled sub2ind & ind2sub
Jaroslav Hajek <highegg@gmail.com>
parents: 9124
diff changeset
1061 current_liboctave_error_handler ("colon not allowed");
d9716e3ee0dd supply optimized compiled sub2ind & ind2sub
Jaroslav Hajek <highegg@gmail.com>
parents: 9124
diff changeset
1062 break;
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1063
9479
d9716e3ee0dd supply optimized compiled sub2ind & ind2sub
Jaroslav Hajek <highegg@gmail.com>
parents: 9124
diff changeset
1064 case class_range:
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1065 {
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1066 idx_range_rep * r = dynamic_cast<idx_range_rep *> (rep);
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1067 octave_idx_type start = r->get_start (), step = r->get_step ();
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1068 octave_idx_type i, j;
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1069 if (step == 1)
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1070 for (i = start, j = start + len; i < j; i++) *data++ = i;
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1071 else if (step == -1)
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1072 for (i = start, j = start - len; i > j; i--) *data++ = i;
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1073 else
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1074 for (i = 0, j = start; i < len; i++, j += step) *data++ = j;
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1075 }
9479
d9716e3ee0dd supply optimized compiled sub2ind & ind2sub
Jaroslav Hajek <highegg@gmail.com>
parents: 9124
diff changeset
1076 break;
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1077
9479
d9716e3ee0dd supply optimized compiled sub2ind & ind2sub
Jaroslav Hajek <highegg@gmail.com>
parents: 9124
diff changeset
1078 case class_scalar:
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1079 {
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1080 idx_scalar_rep * r = dynamic_cast<idx_scalar_rep *> (rep);
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1081 *data = r->get_data ();
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1082 }
9479
d9716e3ee0dd supply optimized compiled sub2ind & ind2sub
Jaroslav Hajek <highegg@gmail.com>
parents: 9124
diff changeset
1083 break;
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1084
9479
d9716e3ee0dd supply optimized compiled sub2ind & ind2sub
Jaroslav Hajek <highegg@gmail.com>
parents: 9124
diff changeset
1085 case class_vector:
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1086 {
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1087 idx_vector_rep * r = dynamic_cast<idx_vector_rep *> (rep);
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1088 const octave_idx_type *rdata = r->get_data ();
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1089 copy_or_memcpy (len, rdata, data);
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1090 }
9479
d9716e3ee0dd supply optimized compiled sub2ind & ind2sub
Jaroslav Hajek <highegg@gmail.com>
parents: 9124
diff changeset
1091 break;
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1092
10702
c49911ab7ac7 implement missing copy_data case in idx_vector (bug #30099)
Jaroslav Hajek <highegg@gmail.com>
parents: 10620
diff changeset
1093 case class_mask:
c49911ab7ac7 implement missing copy_data case in idx_vector (bug #30099)
Jaroslav Hajek <highegg@gmail.com>
parents: 10620
diff changeset
1094 {
c49911ab7ac7 implement missing copy_data case in idx_vector (bug #30099)
Jaroslav Hajek <highegg@gmail.com>
parents: 10620
diff changeset
1095 idx_mask_rep * r = dynamic_cast<idx_mask_rep *> (rep);
c49911ab7ac7 implement missing copy_data case in idx_vector (bug #30099)
Jaroslav Hajek <highegg@gmail.com>
parents: 10620
diff changeset
1096 const bool *mask = r->get_data ();
c49911ab7ac7 implement missing copy_data case in idx_vector (bug #30099)
Jaroslav Hajek <highegg@gmail.com>
parents: 10620
diff changeset
1097 octave_idx_type ext = r->extent (0);
c49911ab7ac7 implement missing copy_data case in idx_vector (bug #30099)
Jaroslav Hajek <highegg@gmail.com>
parents: 10620
diff changeset
1098 for (octave_idx_type i = 0, j = 0; i < ext; i++)
c49911ab7ac7 implement missing copy_data case in idx_vector (bug #30099)
Jaroslav Hajek <highegg@gmail.com>
parents: 10620
diff changeset
1099 if (mask[i])
c49911ab7ac7 implement missing copy_data case in idx_vector (bug #30099)
Jaroslav Hajek <highegg@gmail.com>
parents: 10620
diff changeset
1100 data[j++] = i;
c49911ab7ac7 implement missing copy_data case in idx_vector (bug #30099)
Jaroslav Hajek <highegg@gmail.com>
parents: 10620
diff changeset
1101 }
c49911ab7ac7 implement missing copy_data case in idx_vector (bug #30099)
Jaroslav Hajek <highegg@gmail.com>
parents: 10620
diff changeset
1102 break;
c49911ab7ac7 implement missing copy_data case in idx_vector (bug #30099)
Jaroslav Hajek <highegg@gmail.com>
parents: 10620
diff changeset
1103
9479
d9716e3ee0dd supply optimized compiled sub2ind & ind2sub
Jaroslav Hajek <highegg@gmail.com>
parents: 9124
diff changeset
1104 default:
d9716e3ee0dd supply optimized compiled sub2ind & ind2sub
Jaroslav Hajek <highegg@gmail.com>
parents: 9124
diff changeset
1105 assert (false);
d9716e3ee0dd supply optimized compiled sub2ind & ind2sub
Jaroslav Hajek <highegg@gmail.com>
parents: 9124
diff changeset
1106 break;
d9716e3ee0dd supply optimized compiled sub2ind & ind2sub
Jaroslav Hajek <highegg@gmail.com>
parents: 9124
diff changeset
1107 }
d9716e3ee0dd supply optimized compiled sub2ind & ind2sub
Jaroslav Hajek <highegg@gmail.com>
parents: 9124
diff changeset
1108 }
d9716e3ee0dd supply optimized compiled sub2ind & ind2sub
Jaroslav Hajek <highegg@gmail.com>
parents: 9124
diff changeset
1109
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
1110 idx_vector
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
1111 idx_vector::complement (octave_idx_type n) const
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
1112 {
10491
077fef5da460 optimize null assignment with bool masks
Jaroslav Hajek <highegg@gmail.com>
parents: 10489
diff changeset
1113 idx_vector retval;
077fef5da460 optimize null assignment with bool masks
Jaroslav Hajek <highegg@gmail.com>
parents: 10489
diff changeset
1114 if (extent (n) > n)
077fef5da460 optimize null assignment with bool masks
Jaroslav Hajek <highegg@gmail.com>
parents: 10489
diff changeset
1115 (*current_liboctave_error_handler)
077fef5da460 optimize null assignment with bool masks
Jaroslav Hajek <highegg@gmail.com>
parents: 10489
diff changeset
1116 ("internal error: out of range complement index requested");
3680
b8b0f5ff28e2 [project @ 2000-06-08 20:06:17 by jwe]
jwe
parents: 3504
diff changeset
1117
10491
077fef5da460 optimize null assignment with bool masks
Jaroslav Hajek <highegg@gmail.com>
parents: 10489
diff changeset
1118 if (idx_class () == class_mask)
077fef5da460 optimize null assignment with bool masks
Jaroslav Hajek <highegg@gmail.com>
parents: 10489
diff changeset
1119 {
077fef5da460 optimize null assignment with bool masks
Jaroslav Hajek <highegg@gmail.com>
parents: 10489
diff changeset
1120 idx_mask_rep * r = dynamic_cast<idx_mask_rep *> (rep);
077fef5da460 optimize null assignment with bool masks
Jaroslav Hajek <highegg@gmail.com>
parents: 10489
diff changeset
1121 octave_idx_type nz = r->length (0), ext = r->extent (0);
11570
57632dea2446 attempt better backward compatibility for Array constructors
John W. Eaton <jwe@octave.org>
parents: 11523
diff changeset
1122 Array<bool> mask (dim_vector (n, 1));
10491
077fef5da460 optimize null assignment with bool masks
Jaroslav Hajek <highegg@gmail.com>
parents: 10489
diff changeset
1123 const bool *data = r->get_data ();
077fef5da460 optimize null assignment with bool masks
Jaroslav Hajek <highegg@gmail.com>
parents: 10489
diff changeset
1124 bool *ndata = mask.fortran_vec ();
077fef5da460 optimize null assignment with bool masks
Jaroslav Hajek <highegg@gmail.com>
parents: 10489
diff changeset
1125 for (octave_idx_type i = 0; i < ext; i++)
077fef5da460 optimize null assignment with bool masks
Jaroslav Hajek <highegg@gmail.com>
parents: 10489
diff changeset
1126 ndata[i] = ! data[i];
077fef5da460 optimize null assignment with bool masks
Jaroslav Hajek <highegg@gmail.com>
parents: 10489
diff changeset
1127 for (octave_idx_type i = ext; i < n; i++)
077fef5da460 optimize null assignment with bool masks
Jaroslav Hajek <highegg@gmail.com>
parents: 10489
diff changeset
1128 ndata[i] = true;
077fef5da460 optimize null assignment with bool masks
Jaroslav Hajek <highegg@gmail.com>
parents: 10489
diff changeset
1129 retval = new idx_mask_rep (mask, n - nz);
077fef5da460 optimize null assignment with bool masks
Jaroslav Hajek <highegg@gmail.com>
parents: 10489
diff changeset
1130 }
077fef5da460 optimize null assignment with bool masks
Jaroslav Hajek <highegg@gmail.com>
parents: 10489
diff changeset
1131 else
077fef5da460 optimize null assignment with bool masks
Jaroslav Hajek <highegg@gmail.com>
parents: 10489
diff changeset
1132 {
11570
57632dea2446 attempt better backward compatibility for Array constructors
John W. Eaton <jwe@octave.org>
parents: 11523
diff changeset
1133 Array<bool> mask (dim_vector (n, 1), true);
10491
077fef5da460 optimize null assignment with bool masks
Jaroslav Hajek <highegg@gmail.com>
parents: 10489
diff changeset
1134 fill (false, length (n), mask.fortran_vec ());
077fef5da460 optimize null assignment with bool masks
Jaroslav Hajek <highegg@gmail.com>
parents: 10489
diff changeset
1135 retval = idx_vector (mask);
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
1136 }
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
1137
10491
077fef5da460 optimize null assignment with bool masks
Jaroslav Hajek <highegg@gmail.com>
parents: 10489
diff changeset
1138 return retval;
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
1139 }
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
1140
8367
445d27d79f4e support permutation matrix objects
Jaroslav Hajek <highegg@gmail.com>
parents: 8333
diff changeset
1141 bool
445d27d79f4e support permutation matrix objects
Jaroslav Hajek <highegg@gmail.com>
parents: 8333
diff changeset
1142 idx_vector::is_permutation (octave_idx_type n) const
445d27d79f4e support permutation matrix objects
Jaroslav Hajek <highegg@gmail.com>
parents: 8333
diff changeset
1143 {
445d27d79f4e support permutation matrix objects
Jaroslav Hajek <highegg@gmail.com>
parents: 8333
diff changeset
1144 bool retval = false;
445d27d79f4e support permutation matrix objects
Jaroslav Hajek <highegg@gmail.com>
parents: 8333
diff changeset
1145
445d27d79f4e support permutation matrix objects
Jaroslav Hajek <highegg@gmail.com>
parents: 8333
diff changeset
1146 if (is_colon_equiv (n))
445d27d79f4e support permutation matrix objects
Jaroslav Hajek <highegg@gmail.com>
parents: 8333
diff changeset
1147 retval = true;
15018
3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/.
Rik <rik@octave.org>
parents: 14138
diff changeset
1148 else if (length(n) == n && extent(n) == n)
8367
445d27d79f4e support permutation matrix objects
Jaroslav Hajek <highegg@gmail.com>
parents: 8333
diff changeset
1149 {
8379
ad8ed668e0a4 allow initialized local buffers
Jaroslav Hajek <highegg@gmail.com>
parents: 8375
diff changeset
1150 OCTAVE_LOCAL_BUFFER_INIT (bool, left, n, true);
8367
445d27d79f4e support permutation matrix objects
Jaroslav Hajek <highegg@gmail.com>
parents: 8333
diff changeset
1151
445d27d79f4e support permutation matrix objects
Jaroslav Hajek <highegg@gmail.com>
parents: 8333
diff changeset
1152 retval = true;
445d27d79f4e support permutation matrix objects
Jaroslav Hajek <highegg@gmail.com>
parents: 8333
diff changeset
1153
445d27d79f4e support permutation matrix objects
Jaroslav Hajek <highegg@gmail.com>
parents: 8333
diff changeset
1154 for (octave_idx_type i = 0, len = length (); i < len; i++)
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11570
diff changeset
1155 {
8367
445d27d79f4e support permutation matrix objects
Jaroslav Hajek <highegg@gmail.com>
parents: 8333
diff changeset
1156 octave_idx_type k = xelem (i);
445d27d79f4e support permutation matrix objects
Jaroslav Hajek <highegg@gmail.com>
parents: 8333
diff changeset
1157 if (left[k])
445d27d79f4e support permutation matrix objects
Jaroslav Hajek <highegg@gmail.com>
parents: 8333
diff changeset
1158 left[k] = false;
445d27d79f4e support permutation matrix objects
Jaroslav Hajek <highegg@gmail.com>
parents: 8333
diff changeset
1159 else
445d27d79f4e support permutation matrix objects
Jaroslav Hajek <highegg@gmail.com>
parents: 8333
diff changeset
1160 {
445d27d79f4e support permutation matrix objects
Jaroslav Hajek <highegg@gmail.com>
parents: 8333
diff changeset
1161 retval = false;
445d27d79f4e support permutation matrix objects
Jaroslav Hajek <highegg@gmail.com>
parents: 8333
diff changeset
1162 break;
445d27d79f4e support permutation matrix objects
Jaroslav Hajek <highegg@gmail.com>
parents: 8333
diff changeset
1163 }
445d27d79f4e support permutation matrix objects
Jaroslav Hajek <highegg@gmail.com>
parents: 8333
diff changeset
1164 }
445d27d79f4e support permutation matrix objects
Jaroslav Hajek <highegg@gmail.com>
parents: 8333
diff changeset
1165 }
445d27d79f4e support permutation matrix objects
Jaroslav Hajek <highegg@gmail.com>
parents: 8333
diff changeset
1166
445d27d79f4e support permutation matrix objects
Jaroslav Hajek <highegg@gmail.com>
parents: 8333
diff changeset
1167 return retval;
445d27d79f4e support permutation matrix objects
Jaroslav Hajek <highegg@gmail.com>
parents: 8333
diff changeset
1168 }
445d27d79f4e support permutation matrix objects
Jaroslav Hajek <highegg@gmail.com>
parents: 8333
diff changeset
1169
9879
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
1170 idx_vector
10512
aac9f4265048 rewrite sparse indexed assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 10491
diff changeset
1171 idx_vector::inverse_permutation (octave_idx_type n) const
aac9f4265048 rewrite sparse indexed assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 10491
diff changeset
1172 {
aac9f4265048 rewrite sparse indexed assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 10491
diff changeset
1173 assert (n == length (n));
aac9f4265048 rewrite sparse indexed assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 10491
diff changeset
1174
aac9f4265048 rewrite sparse indexed assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 10491
diff changeset
1175 idx_vector retval;
aac9f4265048 rewrite sparse indexed assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 10491
diff changeset
1176
aac9f4265048 rewrite sparse indexed assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 10491
diff changeset
1177 switch (idx_class ())
aac9f4265048 rewrite sparse indexed assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 10491
diff changeset
1178 {
aac9f4265048 rewrite sparse indexed assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 10491
diff changeset
1179 case class_range:
aac9f4265048 rewrite sparse indexed assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 10491
diff changeset
1180 {
aac9f4265048 rewrite sparse indexed assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 10491
diff changeset
1181 if (increment () == -1)
aac9f4265048 rewrite sparse indexed assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 10491
diff changeset
1182 retval = sorted ();
aac9f4265048 rewrite sparse indexed assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 10491
diff changeset
1183 else
aac9f4265048 rewrite sparse indexed assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 10491
diff changeset
1184 retval = *this;
aac9f4265048 rewrite sparse indexed assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 10491
diff changeset
1185 break;
aac9f4265048 rewrite sparse indexed assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 10491
diff changeset
1186 }
aac9f4265048 rewrite sparse indexed assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 10491
diff changeset
1187 case class_vector:
aac9f4265048 rewrite sparse indexed assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 10491
diff changeset
1188 {
aac9f4265048 rewrite sparse indexed assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 10491
diff changeset
1189 idx_vector_rep *r = dynamic_cast<idx_vector_rep *> (rep);
aac9f4265048 rewrite sparse indexed assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 10491
diff changeset
1190 const octave_idx_type *ri = r->get_data ();
aac9f4265048 rewrite sparse indexed assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 10491
diff changeset
1191 Array<octave_idx_type> idx (orig_dimensions ());
aac9f4265048 rewrite sparse indexed assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 10491
diff changeset
1192 for (octave_idx_type i = 0; i < n; i++)
15018
3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/.
Rik <rik@octave.org>
parents: 14138
diff changeset
1193 idx.xelem (ri[i]) = i;
10512
aac9f4265048 rewrite sparse indexed assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 10491
diff changeset
1194 retval = new idx_vector_rep (idx, r->extent (0), DIRECT);
10516
f0266ee4aabe optimize some special indexing & assignment cases
Jaroslav Hajek <highegg@gmail.com>
parents: 10512
diff changeset
1195 break;
10512
aac9f4265048 rewrite sparse indexed assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 10491
diff changeset
1196 }
aac9f4265048 rewrite sparse indexed assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 10491
diff changeset
1197 default:
aac9f4265048 rewrite sparse indexed assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 10491
diff changeset
1198 retval = *this;
aac9f4265048 rewrite sparse indexed assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 10491
diff changeset
1199 break;
aac9f4265048 rewrite sparse indexed assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 10491
diff changeset
1200 }
aac9f4265048 rewrite sparse indexed assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 10491
diff changeset
1201
aac9f4265048 rewrite sparse indexed assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 10491
diff changeset
1202 return retval;
aac9f4265048 rewrite sparse indexed assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 10491
diff changeset
1203 }
aac9f4265048 rewrite sparse indexed assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 10491
diff changeset
1204
aac9f4265048 rewrite sparse indexed assignment
Jaroslav Hajek <highegg@gmail.com>
parents: 10491
diff changeset
1205 idx_vector
9879
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
1206 idx_vector::unmask (void) const
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
1207 {
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
1208 if (idx_class () == class_mask)
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
1209 {
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
1210 idx_mask_rep * r = dynamic_cast<idx_mask_rep *> (rep);
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
1211 const bool *data = r->get_data ();
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
1212 octave_idx_type ext = r->extent (0), len = r->length (0);
15020
560317fd5977 maint: Cuddle open bracket used for indexing C++ arrays in source code.
Rik <rik@octave.org>
parents: 15018
diff changeset
1213 octave_idx_type *idata = new octave_idx_type [len];
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1214
9879
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
1215 for (octave_idx_type i = 0, j = 0; i < ext; i++)
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11570
diff changeset
1216 if (data[i])
9879
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
1217 idata[j++] = i;
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1218
10620
6fb954475e21 fix off-by-1 error in idx_vector (bug #29851)
Jaroslav Hajek <highegg@gmail.com>
parents: 10516
diff changeset
1219 ext = len > 0 ? idata[len - 1] + 1 : 0;
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1220
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1221 return new idx_vector_rep (idata, len, ext, r->orig_dimensions (),
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1222 DIRECT);
9879
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
1223 }
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
1224 else
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
1225 return *this;
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
1226 }
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
1227
9479
d9716e3ee0dd supply optimized compiled sub2ind & ind2sub
Jaroslav Hajek <highegg@gmail.com>
parents: 9124
diff changeset
1228 void idx_vector::unconvert (idx_class_type& iclass,
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11570
diff changeset
1229 double& scalar, Range& range,
9894
83bd7f34f9da improve idx_vector->octave_value conversion
Jaroslav Hajek <highegg@gmail.com>
parents: 9879
diff changeset
1230 Array<double>& array, Array<bool>& mask) const
9479
d9716e3ee0dd supply optimized compiled sub2ind & ind2sub
Jaroslav Hajek <highegg@gmail.com>
parents: 9124
diff changeset
1231 {
d9716e3ee0dd supply optimized compiled sub2ind & ind2sub
Jaroslav Hajek <highegg@gmail.com>
parents: 9124
diff changeset
1232 iclass = idx_class ();
d9716e3ee0dd supply optimized compiled sub2ind & ind2sub
Jaroslav Hajek <highegg@gmail.com>
parents: 9124
diff changeset
1233 switch (iclass)
d9716e3ee0dd supply optimized compiled sub2ind & ind2sub
Jaroslav Hajek <highegg@gmail.com>
parents: 9124
diff changeset
1234 {
d9716e3ee0dd supply optimized compiled sub2ind & ind2sub
Jaroslav Hajek <highegg@gmail.com>
parents: 9124
diff changeset
1235 case class_colon:
d9716e3ee0dd supply optimized compiled sub2ind & ind2sub
Jaroslav Hajek <highegg@gmail.com>
parents: 9124
diff changeset
1236 break;
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1237
9479
d9716e3ee0dd supply optimized compiled sub2ind & ind2sub
Jaroslav Hajek <highegg@gmail.com>
parents: 9124
diff changeset
1238 case class_range:
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1239 {
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1240 idx_range_rep *r = dynamic_cast<idx_range_rep *> (rep);
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1241 range = r->unconvert ();
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1242 }
9479
d9716e3ee0dd supply optimized compiled sub2ind & ind2sub
Jaroslav Hajek <highegg@gmail.com>
parents: 9124
diff changeset
1243 break;
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1244
9479
d9716e3ee0dd supply optimized compiled sub2ind & ind2sub
Jaroslav Hajek <highegg@gmail.com>
parents: 9124
diff changeset
1245 case class_scalar:
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1246 {
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1247 idx_scalar_rep *r = dynamic_cast<idx_scalar_rep *> (rep);
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1248 scalar = r->unconvert ();
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1249 }
9479
d9716e3ee0dd supply optimized compiled sub2ind & ind2sub
Jaroslav Hajek <highegg@gmail.com>
parents: 9124
diff changeset
1250 break;
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1251
9479
d9716e3ee0dd supply optimized compiled sub2ind & ind2sub
Jaroslav Hajek <highegg@gmail.com>
parents: 9124
diff changeset
1252 case class_vector:
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1253 {
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1254 idx_vector_rep *r = dynamic_cast<idx_vector_rep *> (rep);
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1255 array = r->unconvert ();
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1256 }
9479
d9716e3ee0dd supply optimized compiled sub2ind & ind2sub
Jaroslav Hajek <highegg@gmail.com>
parents: 9124
diff changeset
1257 break;
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1258
9879
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
1259 case class_mask:
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1260 {
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1261 idx_mask_rep *r = dynamic_cast<idx_mask_rep *> (rep);
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1262 mask = r->unconvert ();
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1263 }
9879
034677ab6865 smarter treatment of mask indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9780
diff changeset
1264 break;
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1265
9479
d9716e3ee0dd supply optimized compiled sub2ind & ind2sub
Jaroslav Hajek <highegg@gmail.com>
parents: 9124
diff changeset
1266 default:
d9716e3ee0dd supply optimized compiled sub2ind & ind2sub
Jaroslav Hajek <highegg@gmail.com>
parents: 9124
diff changeset
1267 assert (false);
d9716e3ee0dd supply optimized compiled sub2ind & ind2sub
Jaroslav Hajek <highegg@gmail.com>
parents: 9124
diff changeset
1268 break;
d9716e3ee0dd supply optimized compiled sub2ind & ind2sub
Jaroslav Hajek <highegg@gmail.com>
parents: 9124
diff changeset
1269 }
d9716e3ee0dd supply optimized compiled sub2ind & ind2sub
Jaroslav Hajek <highegg@gmail.com>
parents: 9124
diff changeset
1270 }
d9716e3ee0dd supply optimized compiled sub2ind & ind2sub
Jaroslav Hajek <highegg@gmail.com>
parents: 9124
diff changeset
1271
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11570
diff changeset
1272 Array<octave_idx_type>
10339
de2d43bcb083 optimize some lazy index operations
Jaroslav Hajek <highegg@gmail.com>
parents: 10314
diff changeset
1273 idx_vector::as_array (void) const
de2d43bcb083 optimize some lazy index operations
Jaroslav Hajek <highegg@gmail.com>
parents: 10314
diff changeset
1274 {
de2d43bcb083 optimize some lazy index operations
Jaroslav Hajek <highegg@gmail.com>
parents: 10314
diff changeset
1275 return rep->as_array ();
de2d43bcb083 optimize some lazy index operations
Jaroslav Hajek <highegg@gmail.com>
parents: 10314
diff changeset
1276 }
10516
f0266ee4aabe optimize some special indexing & assignment cases
Jaroslav Hajek <highegg@gmail.com>
parents: 10512
diff changeset
1277
f0266ee4aabe optimize some special indexing & assignment cases
Jaroslav Hajek <highegg@gmail.com>
parents: 10512
diff changeset
1278 bool
f0266ee4aabe optimize some special indexing & assignment cases
Jaroslav Hajek <highegg@gmail.com>
parents: 10512
diff changeset
1279 idx_vector::is_vector (void) const
f0266ee4aabe optimize some special indexing & assignment cases
Jaroslav Hajek <highegg@gmail.com>
parents: 10512
diff changeset
1280 {
f0266ee4aabe optimize some special indexing & assignment cases
Jaroslav Hajek <highegg@gmail.com>
parents: 10512
diff changeset
1281 return idx_class () != class_vector || orig_dimensions ().is_vector ();
f0266ee4aabe optimize some special indexing & assignment cases
Jaroslav Hajek <highegg@gmail.com>
parents: 10512
diff changeset
1282 }
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11570
diff changeset
1283
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11570
diff changeset
1284 octave_idx_type
8677
095ae5e0a831 eliminte some compiler warnings
John W. Eaton <jwe@octave.org>
parents: 8384
diff changeset
1285 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
1286 {
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
1287 if (! resize_ok && extent (z_len) > z_len)
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
1288 {
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
1289 (*current_liboctave_error_handler)
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
1290 ("invalid matrix index = %d", extent (z_len));
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
1291 rep->err = true;
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
1292 chkerr ();
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
1293 }
1560
27a03373de41 [project @ 1995-10-12 07:22:26 by jwe]
jwe
parents: 1552
diff changeset
1294
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
1295 return length (z_len);
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
1296 }
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
1297
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11570
diff changeset
1298 octave_idx_type
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
1299 idx_vector::ones_count () const
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
1300 {
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
1301 octave_idx_type n = 0;
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1302
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
1303 if (is_colon ())
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
1304 n = 1;
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
1305 else
10487
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1306 {
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1307 for (octave_idx_type i = 0; i < length (1); i++)
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1308 if (xelem (i) == 0)
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1309 n++;
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1310 }
942386d6d1a5 style fixes
John W. Eaton <jwe@octave.org>
parents: 10486
diff changeset
1311
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
1312 return n;
1
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
1313 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
1314
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
1315 // Instantiate the octave_int constructors we want.
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
1316 #define INSTANTIATE_SCALAR_VECTOR_REP_CONST(T) \
8319
c374691576f6 Fix for MSVC compilation
Michael Goffioul <michael.goffioul@gmail.com>
parents: 8301
diff changeset
1317 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
1318 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
1319
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
1320 INSTANTIATE_SCALAR_VECTOR_REP_CONST (float)
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
1321 INSTANTIATE_SCALAR_VECTOR_REP_CONST (double)
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
1322 INSTANTIATE_SCALAR_VECTOR_REP_CONST (octave_int8)
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
1323 INSTANTIATE_SCALAR_VECTOR_REP_CONST (octave_int16)
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
1324 INSTANTIATE_SCALAR_VECTOR_REP_CONST (octave_int32)
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
1325 INSTANTIATE_SCALAR_VECTOR_REP_CONST (octave_int64)
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
1326 INSTANTIATE_SCALAR_VECTOR_REP_CONST (octave_uint8)
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
1327 INSTANTIATE_SCALAR_VECTOR_REP_CONST (octave_uint16)
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
1328 INSTANTIATE_SCALAR_VECTOR_REP_CONST (octave_uint32)
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 7774
diff changeset
1329 INSTANTIATE_SCALAR_VECTOR_REP_CONST (octave_uint64)
10620
6fb954475e21 fix off-by-1 error in idx_vector (bug #29851)
Jaroslav Hajek <highegg@gmail.com>
parents: 10516
diff changeset
1330
6fb954475e21 fix off-by-1 error in idx_vector (bug #29851)
Jaroslav Hajek <highegg@gmail.com>
parents: 10516
diff changeset
1331 /*
6fb954475e21 fix off-by-1 error in idx_vector (bug #29851)
Jaroslav Hajek <highegg@gmail.com>
parents: 10516
diff changeset
1332
15018
3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/.
Rik <rik@octave.org>
parents: 14138
diff changeset
1333 %!error id=Octave:index-out-of-bounds 1(find ([1,1] != 0))
3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/.
Rik <rik@octave.org>
parents: 14138
diff changeset
1334 %!assert ((1:3)(find ([1,0,1] != 0)), [1,3])
10620
6fb954475e21 fix off-by-1 error in idx_vector (bug #29851)
Jaroslav Hajek <highegg@gmail.com>
parents: 10516
diff changeset
1335
6fb954475e21 fix off-by-1 error in idx_vector (bug #29851)
Jaroslav Hajek <highegg@gmail.com>
parents: 10516
diff changeset
1336 */