Mercurial > octave-nkf

annotate liboctave/Array-b.cc @ 10352:a3635bc1ea19

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
remove Array2
author Jaroslav Hajek <highegg@gmail.com>
date Tue, 23 Feb 2010 16:12:27 +0100
parents 4c0cdbe0acca
children fd0a3ac60b0e
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
2493
8ed4362aa0d6 [project @ 1996-11-11 02:35:04 by jwe]
jwe
parents:
diff changeset
1 /*
8ed4362aa0d6 [project @ 1996-11-11 02:35:04 by jwe]
jwe
parents:
diff changeset
2
8920
eb63fbe60fab update copyright notices
John W. Eaton <jwe@octave.org>
parents: 8721
diff changeset
3 Copyright (C) 1996, 1997, 1998, 2001, 2003, 2005, 2006, 2007, 2008, 2009
7017
a1dbe9d80eee [project @ 2007-10-12 21:27:11 by jwe]
jwe
parents: 7016
diff changeset
4 John W. Eaton
2493
8ed4362aa0d6 [project @ 1996-11-11 02:35:04 by jwe]
jwe
parents:
diff changeset
5
8ed4362aa0d6 [project @ 1996-11-11 02:35:04 by jwe]
jwe
parents:
diff changeset
6 This file is part of Octave.
8ed4362aa0d6 [project @ 1996-11-11 02:35:04 by jwe]
jwe
parents:
diff changeset
7
8ed4362aa0d6 [project @ 1996-11-11 02:35:04 by jwe]
jwe
parents:
diff changeset
8 Octave is free software; you can redistribute it and/or modify it
8ed4362aa0d6 [project @ 1996-11-11 02:35:04 by jwe]
jwe
parents:
diff changeset
9 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: 6708
diff changeset
10 Free Software Foundation; either version 3 of the License, or (at your
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe]
jwe
parents: 6708
diff changeset
11 option) any later version.
2493
8ed4362aa0d6 [project @ 1996-11-11 02:35:04 by jwe]
jwe
parents:
diff changeset
12
8ed4362aa0d6 [project @ 1996-11-11 02:35:04 by jwe]
jwe
parents:
diff changeset
13 Octave is distributed in the hope that it will be useful, but WITHOUT
8ed4362aa0d6 [project @ 1996-11-11 02:35:04 by jwe]
jwe
parents:
diff changeset
14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
8ed4362aa0d6 [project @ 1996-11-11 02:35:04 by jwe]
jwe
parents:
diff changeset
15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
8ed4362aa0d6 [project @ 1996-11-11 02:35:04 by jwe]
jwe
parents:
diff changeset
16 for more details.
8ed4362aa0d6 [project @ 1996-11-11 02:35:04 by jwe]
jwe
parents:
diff changeset
17
8ed4362aa0d6 [project @ 1996-11-11 02:35:04 by jwe]
jwe
parents:
diff changeset
18 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: 6708
diff changeset
19 along with Octave; see the file COPYING. If not, see
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe]
jwe
parents: 6708
diff changeset
20 <http://www.gnu.org/licenses/>.
2493
8ed4362aa0d6 [project @ 1996-11-11 02:35:04 by jwe]
jwe
parents:
diff changeset
21
8ed4362aa0d6 [project @ 1996-11-11 02:35:04 by jwe]
jwe
parents:
diff changeset
22 */
8ed4362aa0d6 [project @ 1996-11-11 02:35:04 by jwe]
jwe
parents:
diff changeset
23
8ed4362aa0d6 [project @ 1996-11-11 02:35:04 by jwe]
jwe
parents:
diff changeset
24 #ifdef HAVE_CONFIG_H
8ed4362aa0d6 [project @ 1996-11-11 02:35:04 by jwe]
jwe
parents:
diff changeset
25 #include <config.h>
8ed4362aa0d6 [project @ 1996-11-11 02:35:04 by jwe]
jwe
parents:
diff changeset
26 #endif
8ed4362aa0d6 [project @ 1996-11-11 02:35:04 by jwe]
jwe
parents:
diff changeset
27
8ed4362aa0d6 [project @ 1996-11-11 02:35:04 by jwe]
jwe
parents:
diff changeset
28 // Instantiate Arrays of bool values.
8ed4362aa0d6 [project @ 1996-11-11 02:35:04 by jwe]
jwe
parents:
diff changeset
29
8ed4362aa0d6 [project @ 1996-11-11 02:35:04 by jwe]
jwe
parents:
diff changeset
30 #include "Array.h"
8ed4362aa0d6 [project @ 1996-11-11 02:35:04 by jwe]
jwe
parents:
diff changeset
31 #include "Array.cc"
10114
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
32 #define INLINE_ASCENDING_SORT
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
33 #define INLINE_DESCENDING_SORT
7433
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7017
diff changeset
34 #include "oct-sort.cc"
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7017
diff changeset
35
10114
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
36 // Specialize bool sorting (aka stable partitioning).
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
37
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
38 template<bool desc>
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
39 static void do_bool_partition (bool *data, octave_idx_type nel)
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
40 {
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
41 octave_idx_type k = 0;
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
42 for (octave_idx_type i = 0; i < nel; i++)
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
43 if (data[i] == desc)
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
44 data[k++] = desc;
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
45 for (octave_idx_type i = k; i < nel; i++)
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
46 data[i] = ! desc;
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
47 }
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
48
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
49 template<bool desc>
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
50 static void do_bool_partition (bool *data, octave_idx_type *idx,
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
51 octave_idx_type nel)
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
52 {
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
53 // FIXME: This is essentially a simple bucket sort.
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
54 // Can it be efficiently done by std::partition?
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
55 OCTAVE_LOCAL_BUFFER (octave_idx_type, jdx, nel);
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
56 octave_idx_type k = 0, l = 0;
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
57 for (octave_idx_type i = 0; i < nel; i++)
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
58 {
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
59 if (data[i] == desc)
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
60 {
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
61 data[k] = desc;
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
62 idx[k++] = idx[i];
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
63 }
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
64 else
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
65 jdx[l++] = idx[i];
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
66 }
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
67
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
68 for (octave_idx_type i = k; i < nel; i++)
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
69 {
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
70 data[i] = ! desc;
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
71 idx[i] = jdx[i-k];
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
72 }
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
73 }
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
74
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
75 template <> template <>
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
76 void
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
77 octave_sort<bool>::sort (bool *data, octave_idx_type nel,
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
78 std::less<bool>)
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
79 {
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
80 do_bool_partition<false> (data, nel);
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
81 }
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
82
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
83 template <> template <>
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
84 void
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
85 octave_sort<bool>::sort (bool *data, octave_idx_type nel,
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
86 std::greater<bool>)
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
87 {
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
88 do_bool_partition<true> (data, nel);
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
89 }
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
90
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
91 template <> template <>
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
92 void
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
93 octave_sort<bool>::sort (bool *data, octave_idx_type *idx, octave_idx_type nel,
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
94 std::less<bool>)
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
95 {
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
96 do_bool_partition<false> (data, idx, nel);
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
97 }
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
98
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
99 template <> template <>
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
100 void
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
101 octave_sort<bool>::sort (bool *data, octave_idx_type *idx, octave_idx_type nel,
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
102 std::greater<bool>)
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
103 {
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
104 do_bool_partition<true> (data, idx, nel);
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
105 }
e4936c129cbd optimize sorting of bools
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
106
7433
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7017
diff changeset
107 INSTANTIATE_ARRAY_SORT (bool);
2493
8ed4362aa0d6 [project @ 1996-11-11 02:35:04 by jwe]
jwe
parents:
diff changeset
108
8721
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 7433
diff changeset
109 INSTANTIATE_ARRAY (bool, OCTAVE_API);
3836
b8c1cb5b9fd9 [project @ 2001-05-31 19:30:49 by jwe]
jwe
parents: 3176
diff changeset
110
9732
b4fdfee405b5 remove ArrayN<T> + fix nonhom. diag-scalar ops
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
111 template OCTAVE_API std::ostream& operator << (std::ostream&, const Array<bool>&);
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 3836
diff changeset
112
2826
d6867cd782c7 [project @ 1997-03-25 23:36:39 by jwe]
jwe
parents: 2493
diff changeset
113 #include "DiagArray2.h"
d6867cd782c7 [project @ 1997-03-25 23:36:39 by jwe]
jwe
parents: 2493
diff changeset
114 #include "DiagArray2.cc"
d6867cd782c7 [project @ 1997-03-25 23:36:39 by jwe]
jwe
parents: 2493
diff changeset
115
6108
143b556ce725 [project @ 2006-10-27 01:45:54 by jwe]
jwe
parents: 5307
diff changeset
116 template class OCTAVE_API DiagArray2<bool>;