Mercurial > octave-dspies

annotate liboctave/Array.h @ 10636:c170eb1c067f

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
remove deprecated Array method
author Jaroslav Hajek <highegg@gmail.com>
date Mon, 17 May 2010 11:52:59 +0200
parents 2dd8ea8bfd71
children 8645b7087859
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
1993
1b57120c997b [project @ 1996-03-03 01:16:15 by jwe]
jwe
parents: 1989
diff changeset
1 // Template array classes
228
ee01ac1c7acc [project @ 1993-11-16 09:56:54 by jwe]
jwe
parents:
diff changeset
2 /*
ee01ac1c7acc [project @ 1993-11-16 09:56:54 by jwe]
jwe
parents:
diff changeset
3
8920
eb63fbe60fab update copyright notices
John W. Eaton <jwe@octave.org>
parents: 8814
diff changeset
4 Copyright (C) 2008, 2009 Jaroslav Hajek
10521
4d1fc073fbb7 add some missing copyright stmts
Jaroslav Hajek <highegg@gmail.com>
parents: 10366
diff changeset
5 Copyright (C) 2010 VZLU Prague
7017
a1dbe9d80eee [project @ 2007-10-12 21:27:11 by jwe]
jwe
parents: 7016
diff changeset
6 Copyright (C) 1993, 1994, 1995, 1996, 1997, 2000, 2001, 2002, 2003,
a1dbe9d80eee [project @ 2007-10-12 21:27:11 by jwe]
jwe
parents: 7016
diff changeset
7 2004, 2005, 2006, 2007 John W. Eaton
228
ee01ac1c7acc [project @ 1993-11-16 09:56:54 by jwe]
jwe
parents:
diff changeset
8
ee01ac1c7acc [project @ 1993-11-16 09:56:54 by jwe]
jwe
parents:
diff changeset
9 This file is part of Octave.
ee01ac1c7acc [project @ 1993-11-16 09:56:54 by jwe]
jwe
parents:
diff changeset
10
ee01ac1c7acc [project @ 1993-11-16 09:56:54 by jwe]
jwe
parents:
diff changeset
11 Octave is free software; you can redistribute it and/or modify it
ee01ac1c7acc [project @ 1993-11-16 09:56:54 by jwe]
jwe
parents:
diff changeset
12 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
13 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
14 option) any later version.
228
ee01ac1c7acc [project @ 1993-11-16 09:56:54 by jwe]
jwe
parents:
diff changeset
15
ee01ac1c7acc [project @ 1993-11-16 09:56:54 by jwe]
jwe
parents:
diff changeset
16 Octave is distributed in the hope that it will be useful, but WITHOUT
ee01ac1c7acc [project @ 1993-11-16 09:56:54 by jwe]
jwe
parents:
diff changeset
17 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
ee01ac1c7acc [project @ 1993-11-16 09:56:54 by jwe]
jwe
parents:
diff changeset
18 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
ee01ac1c7acc [project @ 1993-11-16 09:56:54 by jwe]
jwe
parents:
diff changeset
19 for more details.
ee01ac1c7acc [project @ 1993-11-16 09:56:54 by jwe]
jwe
parents:
diff changeset
20
ee01ac1c7acc [project @ 1993-11-16 09:56:54 by jwe]
jwe
parents:
diff changeset
21 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
22 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
23 <http://www.gnu.org/licenses/>.
228
ee01ac1c7acc [project @ 1993-11-16 09:56:54 by jwe]
jwe
parents:
diff changeset
24
ee01ac1c7acc [project @ 1993-11-16 09:56:54 by jwe]
jwe
parents:
diff changeset
25 */
ee01ac1c7acc [project @ 1993-11-16 09:56:54 by jwe]
jwe
parents:
diff changeset
26
382
e02d6b664394 [project @ 1994-03-09 21:08:03 by jwe]
jwe
parents: 376
diff changeset
27 #if !defined (octave_Array_h)
e02d6b664394 [project @ 1994-03-09 21:08:03 by jwe]
jwe
parents: 376
diff changeset
28 #define octave_Array_h 1
e02d6b664394 [project @ 1994-03-09 21:08:03 by jwe]
jwe
parents: 376
diff changeset
29
1366
f75432dff006 [project @ 1995-09-05 23:56:42 by jwe]
jwe
parents: 1359
diff changeset
30 #include <cassert>
4152
f14251d33b01 [project @ 2002-11-06 18:41:50 by jwe]
jwe
parents: 4066
diff changeset
31 #include <cstddef>
3613
0a93682f89c8 [project @ 2000-03-17 10:58:25 by jwe]
jwe
parents: 3585
diff changeset
32
8523
ad3afaaa19c1 implement non-copying contiguous range indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8503
diff changeset
33 #include <algorithm>
8950
d865363208d6 include <iosfwd> instead of <iostream> in header files
John W. Eaton <jwe@octave.org>
parents: 8920
diff changeset
34 #include <iosfwd>
3933
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
jwe
parents: 3928
diff changeset
35
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
36 #include "dim-vector.h"
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8179
diff changeset
37 #include "idx-vector.h"
8725
d5af326a3ede [mq]: sort-traits
John W. Eaton <jwe@octave.org>
parents: 8721
diff changeset
38 #include "lo-traits.h"
3613
0a93682f89c8 [project @ 2000-03-17 10:58:25 by jwe]
jwe
parents: 3585
diff changeset
39 #include "lo-utils.h"
7433
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7017
diff changeset
40 #include "oct-sort.h"
7503
8c32f95c2639 convert mapper functions to new format
David Bateman <dbateman@free.fr>
parents: 7463
diff changeset
41 #include "quit.h"
9773
01f897d8a130 optimize memory manipulation by arrays & indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
42 #include "oct-mem.h"
7433
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7017
diff changeset
43
1359
a6994c934a50 [project @ 1995-09-05 21:30:26 by jwe]
jwe
parents: 1315
diff changeset
44 // One dimensional array class. Handles the reference counting for
a6994c934a50 [project @ 1995-09-05 21:30:26 by jwe]
jwe
parents: 1315
diff changeset
45 // all the derived classes.
238
780cbbc57b7c [project @ 1993-11-30 20:23:04 by jwe]
jwe
parents: 228
diff changeset
46
228
ee01ac1c7acc [project @ 1993-11-16 09:56:54 by jwe]
jwe
parents:
diff changeset
47 template <class T>
3585
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe]
jwe
parents: 3569
diff changeset
48 class
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe]
jwe
parents: 3569
diff changeset
49 Array
228
ee01ac1c7acc [project @ 1993-11-16 09:56:54 by jwe]
jwe
parents:
diff changeset
50 {
3504
5eef8a2294bd [project @ 2000-02-01 10:06:51 by jwe]
jwe
parents: 2847
diff changeset
51 protected:
1619
1a35c8c91349 [project @ 1995-11-04 11:07:21 by jwe]
jwe
parents: 1574
diff changeset
52
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
53 //--------------------------------------------------------------------
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
54 // The real representation of all arrays.
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
55 //--------------------------------------------------------------------
1735
d2ee993d40cd [project @ 1996-01-12 07:46:09 by jwe]
jwe
parents: 1703
diff changeset
56
d2ee993d40cd [project @ 1996-01-12 07:46:09 by jwe]
jwe
parents: 1703
diff changeset
57 class ArrayRep
d2ee993d40cd [project @ 1996-01-12 07:46:09 by jwe]
jwe
parents: 1703
diff changeset
58 {
d2ee993d40cd [project @ 1996-01-12 07:46:09 by jwe]
jwe
parents: 1703
diff changeset
59 public:
d2ee993d40cd [project @ 1996-01-12 07:46:09 by jwe]
jwe
parents: 1703
diff changeset
60
d2ee993d40cd [project @ 1996-01-12 07:46:09 by jwe]
jwe
parents: 1703
diff changeset
61 T *data;
5275
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
jwe
parents: 5105
diff changeset
62 octave_idx_type len;
1735
d2ee993d40cd [project @ 1996-01-12 07:46:09 by jwe]
jwe
parents: 1703
diff changeset
63 int count;
d2ee993d40cd [project @ 1996-01-12 07:46:09 by jwe]
jwe
parents: 1703
diff changeset
64
10364
96ed7c629bbd remove dangerous pointer-acquiring Array ctors
Jaroslav Hajek <highegg@gmail.com>
parents: 10358
diff changeset
65 ArrayRep (T *d, octave_idx_type l)
96ed7c629bbd remove dangerous pointer-acquiring Array ctors
Jaroslav Hajek <highegg@gmail.com>
parents: 10358
diff changeset
66 : data (no_ctor_new<T> (l)), len (l), count (1)
8523
ad3afaaa19c1 implement non-copying contiguous range indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8503
diff changeset
67 {
10364
96ed7c629bbd remove dangerous pointer-acquiring Array ctors
Jaroslav Hajek <highegg@gmail.com>
parents: 10358
diff changeset
68 copy_or_memcpy (l, d, data);
96ed7c629bbd remove dangerous pointer-acquiring Array ctors
Jaroslav Hajek <highegg@gmail.com>
parents: 10358
diff changeset
69 }
96ed7c629bbd remove dangerous pointer-acquiring Array ctors
Jaroslav Hajek <highegg@gmail.com>
parents: 10358
diff changeset
70
96ed7c629bbd remove dangerous pointer-acquiring Array ctors
Jaroslav Hajek <highegg@gmail.com>
parents: 10358
diff changeset
71 template <class U>
96ed7c629bbd remove dangerous pointer-acquiring Array ctors
Jaroslav Hajek <highegg@gmail.com>
parents: 10358
diff changeset
72 ArrayRep (U *d, octave_idx_type l)
96ed7c629bbd remove dangerous pointer-acquiring Array ctors
Jaroslav Hajek <highegg@gmail.com>
parents: 10358
diff changeset
73 : data (no_ctor_new<T> (l)), len (l), count (1)
96ed7c629bbd remove dangerous pointer-acquiring Array ctors
Jaroslav Hajek <highegg@gmail.com>
parents: 10358
diff changeset
74 {
96ed7c629bbd remove dangerous pointer-acquiring Array ctors
Jaroslav Hajek <highegg@gmail.com>
parents: 10358
diff changeset
75 std::copy (d, d+l, data);
8523
ad3afaaa19c1 implement non-copying contiguous range indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8503
diff changeset
76 }
1735
d2ee993d40cd [project @ 1996-01-12 07:46:09 by jwe]
jwe
parents: 1703
diff changeset
77
d2ee993d40cd [project @ 1996-01-12 07:46:09 by jwe]
jwe
parents: 1703
diff changeset
78 ArrayRep (void) : data (0), len (0), count (1) { }
d2ee993d40cd [project @ 1996-01-12 07:46:09 by jwe]
jwe
parents: 1703
diff changeset
79
9780
6dafc60dde31 rename oct-mem functions
Jaroslav Hajek <highegg@gmail.com>
parents: 9773
diff changeset
80 explicit ArrayRep (octave_idx_type n) : data (no_ctor_new<T> (n)), len (n), count (1) { }
1735
d2ee993d40cd [project @ 1996-01-12 07:46:09 by jwe]
jwe
parents: 1703
diff changeset
81
5275
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
jwe
parents: 5105
diff changeset
82 explicit ArrayRep (octave_idx_type n, const T& val)
9780
6dafc60dde31 rename oct-mem functions
Jaroslav Hajek <highegg@gmail.com>
parents: 9773
diff changeset
83 : data (no_ctor_new<T> (n)), len (n), count (1)
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
84 {
9780
6dafc60dde31 rename oct-mem functions
Jaroslav Hajek <highegg@gmail.com>
parents: 9773
diff changeset
85 fill_or_memset (n, val, data);
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
86 }
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
87
1735
d2ee993d40cd [project @ 1996-01-12 07:46:09 by jwe]
jwe
parents: 1703
diff changeset
88 ArrayRep (const ArrayRep& a)
9780
6dafc60dde31 rename oct-mem functions
Jaroslav Hajek <highegg@gmail.com>
parents: 9773
diff changeset
89 : data (no_ctor_new<T> (a.len)), len (a.len), count (1)
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
90 {
9780
6dafc60dde31 rename oct-mem functions
Jaroslav Hajek <highegg@gmail.com>
parents: 9773
diff changeset
91 copy_or_memcpy (a.len, a.data, data);
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
92 }
4517
b4449b1193ac [project @ 2003-09-20 02:06:06 by jwe]
jwe
parents: 4513
diff changeset
93
9780
6dafc60dde31 rename oct-mem functions
Jaroslav Hajek <highegg@gmail.com>
parents: 9773
diff changeset
94 ~ArrayRep (void) { no_ctor_delete<T> (data); }
1735
d2ee993d40cd [project @ 1996-01-12 07:46:09 by jwe]
jwe
parents: 1703
diff changeset
95
5275
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
jwe
parents: 5105
diff changeset
96 octave_idx_type length (void) const { return len; }
1735
d2ee993d40cd [project @ 1996-01-12 07:46:09 by jwe]
jwe
parents: 1703
diff changeset
97
4517
b4449b1193ac [project @ 2003-09-20 02:06:06 by jwe]
jwe
parents: 4513
diff changeset
98 private:
b4449b1193ac [project @ 2003-09-20 02:06:06 by jwe]
jwe
parents: 4513
diff changeset
99
b4449b1193ac [project @ 2003-09-20 02:06:06 by jwe]
jwe
parents: 4513
diff changeset
100 // No assignment!
b4449b1193ac [project @ 2003-09-20 02:06:06 by jwe]
jwe
parents: 4513
diff changeset
101
b4449b1193ac [project @ 2003-09-20 02:06:06 by jwe]
jwe
parents: 4513
diff changeset
102 ArrayRep& operator = (const ArrayRep& a);
1735
d2ee993d40cd [project @ 1996-01-12 07:46:09 by jwe]
jwe
parents: 1703
diff changeset
103 };
d2ee993d40cd [project @ 1996-01-12 07:46:09 by jwe]
jwe
parents: 1703
diff changeset
104
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
105 //--------------------------------------------------------------------
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
106
6884
1cbb8b606d63 [project @ 2007-09-10 20:43:26 by jwe]
jwe
parents: 6881
diff changeset
107 public:
1cbb8b606d63 [project @ 2007-09-10 20:43:26 by jwe]
jwe
parents: 6881
diff changeset
108
9556
948795dc1974 make a few Array methods inline
Jaroslav Hajek <highegg@gmail.com>
parents: 9546
diff changeset
109 void make_unique (void)
948795dc1974 make a few Array methods inline
Jaroslav Hajek <highegg@gmail.com>
parents: 9546
diff changeset
110 {
948795dc1974 make a few Array methods inline
Jaroslav Hajek <highegg@gmail.com>
parents: 9546
diff changeset
111 if (rep->count > 1)
948795dc1974 make a few Array methods inline
Jaroslav Hajek <highegg@gmail.com>
parents: 9546
diff changeset
112 {
948795dc1974 make a few Array methods inline
Jaroslav Hajek <highegg@gmail.com>
parents: 9546
diff changeset
113 --rep->count;
10364
96ed7c629bbd remove dangerous pointer-acquiring Array ctors
Jaroslav Hajek <highegg@gmail.com>
parents: 10358
diff changeset
114 rep = new ArrayRep (slice_data, slice_len);
9556
948795dc1974 make a few Array methods inline
Jaroslav Hajek <highegg@gmail.com>
parents: 9546
diff changeset
115 slice_data = rep->data;
948795dc1974 make a few Array methods inline
Jaroslav Hajek <highegg@gmail.com>
parents: 9546
diff changeset
116 }
948795dc1974 make a few Array methods inline
Jaroslav Hajek <highegg@gmail.com>
parents: 9546
diff changeset
117 }
238
780cbbc57b7c [project @ 1993-11-30 20:23:04 by jwe]
jwe
parents: 228
diff changeset
118
5900
c20eb7330d13 [project @ 2006-07-22 08:31:16 by jwe]
jwe
parents: 5775
diff changeset
119 typedef T element_type;
c20eb7330d13 [project @ 2006-07-22 08:31:16 by jwe]
jwe
parents: 5775
diff changeset
120
10075
84b0725f4b09 return class types by reference in const Array element access functions
Jaroslav Hajek <highegg@gmail.com>
parents: 9921
diff changeset
121 typedef typename ref_param<T>::type crefT;
84b0725f4b09 return class types by reference in const Array element access functions
Jaroslav Hajek <highegg@gmail.com>
parents: 9921
diff changeset
122
8725
d5af326a3ede [mq]: sort-traits
John W. Eaton <jwe@octave.org>
parents: 8721
diff changeset
123 typedef bool (*compare_fcn_type) (typename ref_param<T>::type,
10312
cbc402e64d83 untabify liboctave header files
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
124 typename ref_param<T>::type);
8725
d5af326a3ede [mq]: sort-traits
John W. Eaton <jwe@octave.org>
parents: 8721
diff changeset
125
8524
937921654627 clean up Array and DiagArray2
Jaroslav Hajek <highegg@gmail.com>
parents: 8523
diff changeset
126 protected:
4902
bd043a433918 [project @ 2004-06-14 18:46:20 by jwe]
jwe
parents: 4834
diff changeset
127
bd043a433918 [project @ 2004-06-14 18:46:20 by jwe]
jwe
parents: 4834
diff changeset
128 typename Array<T>::ArrayRep *rep;
4518
382cb0ed8c14 [project @ 2003-09-20 18:08:40 by jwe]
jwe
parents: 4517
diff changeset
129
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
130 dim_vector dimensions;
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
131
8531
b01fef323c24 add some explaining comments
Jaroslav Hajek <highegg@gmail.com>
parents: 8524
diff changeset
132 // Rationale:
b01fef323c24 add some explaining comments
Jaroslav Hajek <highegg@gmail.com>
parents: 8524
diff changeset
133 // slice_data is a pointer to rep->data, denoting together with slice_len the
b01fef323c24 add some explaining comments
Jaroslav Hajek <highegg@gmail.com>
parents: 8524
diff changeset
134 // actual portion of the data referenced by this Array<T> object. This allows
b01fef323c24 add some explaining comments
Jaroslav Hajek <highegg@gmail.com>
parents: 8524
diff changeset
135 // to make shallow copies not only of a whole array, but also of contiguous
b01fef323c24 add some explaining comments
Jaroslav Hajek <highegg@gmail.com>
parents: 8524
diff changeset
136 // subranges. Every time rep is directly manipulated, slice_data and slice_len
b01fef323c24 add some explaining comments
Jaroslav Hajek <highegg@gmail.com>
parents: 8524
diff changeset
137 // need to be properly updated.
b01fef323c24 add some explaining comments
Jaroslav Hajek <highegg@gmail.com>
parents: 8524
diff changeset
138
8523
ad3afaaa19c1 implement non-copying contiguous range indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8503
diff changeset
139 T* slice_data;
ad3afaaa19c1 implement non-copying contiguous range indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8503
diff changeset
140 octave_idx_type slice_len;
ad3afaaa19c1 implement non-copying contiguous range indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8503
diff changeset
141
ad3afaaa19c1 implement non-copying contiguous range indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8503
diff changeset
142 // slice constructor
ad3afaaa19c1 implement non-copying contiguous range indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8503
diff changeset
143 Array (const Array<T>& a, const dim_vector& dv,
ad3afaaa19c1 implement non-copying contiguous range indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8503
diff changeset
144 octave_idx_type l, octave_idx_type u)
ad3afaaa19c1 implement non-copying contiguous range indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8503
diff changeset
145 : rep(a.rep), dimensions (dv)
ad3afaaa19c1 implement non-copying contiguous range indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8503
diff changeset
146 {
ad3afaaa19c1 implement non-copying contiguous range indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8503
diff changeset
147 rep->count++;
ad3afaaa19c1 implement non-copying contiguous range indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8503
diff changeset
148 slice_data = a.slice_data + l;
9731
7b9cbaad68d6 extend Array<T>
Jaroslav Hajek <highegg@gmail.com>
parents: 9725
diff changeset
149 slice_len = u - l;
10095
eb8ac0eed9f1 always chop dimension vector when constructing Arrays
Jaroslav Hajek <highegg@gmail.com>
parents: 10075
diff changeset
150 dimensions.chop_trailing_singletons ();
8523
ad3afaaa19c1 implement non-copying contiguous range indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8503
diff changeset
151 }
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
152
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
153 private:
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
154
4585
a1ac9ab474a1 [project @ 2003-11-08 06:07:33 by jwe]
jwe
parents: 4567
diff changeset
155 typename Array<T>::ArrayRep *nil_rep (void) const
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
156 {
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
157 static typename Array<T>::ArrayRep *nr
10312
cbc402e64d83 untabify liboctave header files
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
158 = new typename Array<T>::ArrayRep ();
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
159
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
160 return nr;
1550
d89532de8e72 [project @ 1995-10-08 01:12:20 by jwe]
jwe
parents: 1366
diff changeset
161 }
238
780cbbc57b7c [project @ 1993-11-30 20:23:04 by jwe]
jwe
parents: 228
diff changeset
162
228
ee01ac1c7acc [project @ 1993-11-16 09:56:54 by jwe]
jwe
parents:
diff changeset
163 public:
238
780cbbc57b7c [project @ 1993-11-30 20:23:04 by jwe]
jwe
parents: 228
diff changeset
164
10350
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
165 // Empty ctor (0x0).
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
166
1550
d89532de8e72 [project @ 1995-10-08 01:12:20 by jwe]
jwe
parents: 1366
diff changeset
167 Array (void)
8523
ad3afaaa19c1 implement non-copying contiguous range indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8503
diff changeset
168 : rep (nil_rep ()), dimensions ()
ad3afaaa19c1 implement non-copying contiguous range indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8503
diff changeset
169 {
ad3afaaa19c1 implement non-copying contiguous range indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8503
diff changeset
170 rep->count++;
ad3afaaa19c1 implement non-copying contiguous range indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8503
diff changeset
171 slice_data = rep->data;
ad3afaaa19c1 implement non-copying contiguous range indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8503
diff changeset
172 slice_len = rep->len;
ad3afaaa19c1 implement non-copying contiguous range indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8503
diff changeset
173 }
1550
d89532de8e72 [project @ 1995-10-08 01:12:20 by jwe]
jwe
parents: 1366
diff changeset
174
10350
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
175 // Obsolete 1D ctor (there are no 1D arrays).
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
176 explicit Array (octave_idx_type n) GCC_ATTR_DEPRECATED
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
177 : rep (new typename Array<T>::ArrayRep (n)), dimensions (n, 1)
8523
ad3afaaa19c1 implement non-copying contiguous range indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8503
diff changeset
178 {
ad3afaaa19c1 implement non-copying contiguous range indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8503
diff changeset
179 slice_data = rep->data;
ad3afaaa19c1 implement non-copying contiguous range indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8503
diff changeset
180 slice_len = rep->len;
ad3afaaa19c1 implement non-copying contiguous range indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8503
diff changeset
181 }
1619
1a35c8c91349 [project @ 1995-11-04 11:07:21 by jwe]
jwe
parents: 1574
diff changeset
182
10350
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
183 // 2D uninitialized ctor.
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
184 explicit Array (octave_idx_type m, octave_idx_type n)
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
185 : rep (), dimensions (m, n)
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
186 {
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
187 rep = new typename Array<T>::ArrayRep (dimensions.safe_numel ());
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
188 slice_data = rep->data;
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
189 slice_len = rep->len;
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
190 }
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
191
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
192 // 2D initialized ctor.
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
193 explicit Array (octave_idx_type m, octave_idx_type n, const T& val)
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
194 : rep (), dimensions (m, n)
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
195 {
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
196 rep = new typename Array<T>::ArrayRep (dimensions.safe_numel ());
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
197 slice_data = rep->data;
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
198 slice_len = rep->len;
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
199 fill (val);
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
200 }
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
201
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
202 // nD uninitialized ctor.
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
203 explicit Array (const dim_vector& dv)
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
204 : rep (new typename Array<T>::ArrayRep (dv.safe_numel ())),
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
205 dimensions (dv)
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
206 {
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
207 slice_data = rep->data;
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
208 slice_len = rep->len;
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
209 dimensions.chop_trailing_singletons ();
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
210 }
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
211
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
212 // nD initialized ctor.
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
213 explicit Array (const dim_vector& dv, const T& val)
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
214 : rep (new typename Array<T>::ArrayRep (dv.safe_numel ())),
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
215 dimensions (dv)
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
216 {
8523
ad3afaaa19c1 implement non-copying contiguous range indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8503
diff changeset
217 slice_data = rep->data;
ad3afaaa19c1 implement non-copying contiguous range indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8503
diff changeset
218 slice_len = rep->len;
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
219 fill (val);
10350
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
220 dimensions.chop_trailing_singletons ();
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
221 }
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
222
10350
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
223 // Reshape constructor.
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
224 Array (const Array<T>& a, const dim_vector& dv);
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
225
10352
a3635bc1ea19 remove Array2
Jaroslav Hajek <highegg@gmail.com>
parents: 10350
diff changeset
226 Array (const Array<T>& a, octave_idx_type nr, octave_idx_type nc);
a3635bc1ea19 remove Array2
Jaroslav Hajek <highegg@gmail.com>
parents: 10350
diff changeset
227
4902
bd043a433918 [project @ 2004-06-14 18:46:20 by jwe]
jwe
parents: 4834
diff changeset
228 // Type conversion case.
bd043a433918 [project @ 2004-06-14 18:46:20 by jwe]
jwe
parents: 4834
diff changeset
229 template <class U>
bd043a433918 [project @ 2004-06-14 18:46:20 by jwe]
jwe
parents: 4834
diff changeset
230 Array (const Array<U>& a)
10364
96ed7c629bbd remove dangerous pointer-acquiring Array ctors
Jaroslav Hajek <highegg@gmail.com>
parents: 10358
diff changeset
231 : rep (new typename Array<T>::ArrayRep (a.data (), a.length ())),
8524
937921654627 clean up Array and DiagArray2
Jaroslav Hajek <highegg@gmail.com>
parents: 8523
diff changeset
232 dimensions (a.dims ())
4902
bd043a433918 [project @ 2004-06-14 18:46:20 by jwe]
jwe
parents: 4834
diff changeset
233 {
8523
ad3afaaa19c1 implement non-copying contiguous range indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8503
diff changeset
234 slice_data = rep->data;
ad3afaaa19c1 implement non-copying contiguous range indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8503
diff changeset
235 slice_len = rep->len;
4902
bd043a433918 [project @ 2004-06-14 18:46:20 by jwe]
jwe
parents: 4834
diff changeset
236 }
bd043a433918 [project @ 2004-06-14 18:46:20 by jwe]
jwe
parents: 4834
diff changeset
237
bd043a433918 [project @ 2004-06-14 18:46:20 by jwe]
jwe
parents: 4834
diff changeset
238 // No type conversion case.
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
239 Array (const Array<T>& a)
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8179
diff changeset
240 : rep (a.rep), dimensions (a.dimensions)
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
241 {
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
242 rep->count++;
8523
ad3afaaa19c1 implement non-copying contiguous range indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8503
diff changeset
243 slice_data = a.slice_data;
ad3afaaa19c1 implement non-copying contiguous range indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8503
diff changeset
244 slice_len = a.slice_len;
1550
d89532de8e72 [project @ 1995-10-08 01:12:20 by jwe]
jwe
parents: 1366
diff changeset
245 }
d89532de8e72 [project @ 1995-10-08 01:12:20 by jwe]
jwe
parents: 1366
diff changeset
246
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
247 public:
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
248
9556
948795dc1974 make a few Array methods inline
Jaroslav Hajek <highegg@gmail.com>
parents: 9546
diff changeset
249 ~Array (void)
948795dc1974 make a few Array methods inline
Jaroslav Hajek <highegg@gmail.com>
parents: 9546
diff changeset
250 {
948795dc1974 make a few Array methods inline
Jaroslav Hajek <highegg@gmail.com>
parents: 9546
diff changeset
251 if (--rep->count <= 0)
948795dc1974 make a few Array methods inline
Jaroslav Hajek <highegg@gmail.com>
parents: 9546
diff changeset
252 delete rep;
948795dc1974 make a few Array methods inline
Jaroslav Hajek <highegg@gmail.com>
parents: 9546
diff changeset
253 }
228
ee01ac1c7acc [project @ 1993-11-16 09:56:54 by jwe]
jwe
parents:
diff changeset
254
9556
948795dc1974 make a few Array methods inline
Jaroslav Hajek <highegg@gmail.com>
parents: 9546
diff changeset
255 Array<T>& operator = (const Array<T>& a)
948795dc1974 make a few Array methods inline
Jaroslav Hajek <highegg@gmail.com>
parents: 9546
diff changeset
256 {
948795dc1974 make a few Array methods inline
Jaroslav Hajek <highegg@gmail.com>
parents: 9546
diff changeset
257 if (this != &a)
948795dc1974 make a few Array methods inline
Jaroslav Hajek <highegg@gmail.com>
parents: 9546
diff changeset
258 {
948795dc1974 make a few Array methods inline
Jaroslav Hajek <highegg@gmail.com>
parents: 9546
diff changeset
259 if (--rep->count <= 0)
948795dc1974 make a few Array methods inline
Jaroslav Hajek <highegg@gmail.com>
parents: 9546
diff changeset
260 delete rep;
948795dc1974 make a few Array methods inline
Jaroslav Hajek <highegg@gmail.com>
parents: 9546
diff changeset
261
948795dc1974 make a few Array methods inline
Jaroslav Hajek <highegg@gmail.com>
parents: 9546
diff changeset
262 rep = a.rep;
948795dc1974 make a few Array methods inline
Jaroslav Hajek <highegg@gmail.com>
parents: 9546
diff changeset
263 rep->count++;
948795dc1974 make a few Array methods inline
Jaroslav Hajek <highegg@gmail.com>
parents: 9546
diff changeset
264
948795dc1974 make a few Array methods inline
Jaroslav Hajek <highegg@gmail.com>
parents: 9546
diff changeset
265 dimensions = a.dimensions;
948795dc1974 make a few Array methods inline
Jaroslav Hajek <highegg@gmail.com>
parents: 9546
diff changeset
266 slice_data = a.slice_data;
948795dc1974 make a few Array methods inline
Jaroslav Hajek <highegg@gmail.com>
parents: 9546
diff changeset
267 slice_len = a.slice_len;
948795dc1974 make a few Array methods inline
Jaroslav Hajek <highegg@gmail.com>
parents: 9546
diff changeset
268 }
948795dc1974 make a few Array methods inline
Jaroslav Hajek <highegg@gmail.com>
parents: 9546
diff changeset
269
948795dc1974 make a few Array methods inline
Jaroslav Hajek <highegg@gmail.com>
parents: 9546
diff changeset
270 return *this;
948795dc1974 make a few Array methods inline
Jaroslav Hajek <highegg@gmail.com>
parents: 9546
diff changeset
271 }
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
272
8524
937921654627 clean up Array and DiagArray2
Jaroslav Hajek <highegg@gmail.com>
parents: 8523
diff changeset
273 void fill (const T& val);
9624
3fc7272937ce implement Array<T>::clear overloads
Jaroslav Hajek <highegg@gmail.com>
parents: 9556
diff changeset
274
9546
1beb23d2b892 optimize op= in common cases
Jaroslav Hajek <highegg@gmail.com>
parents: 9341
diff changeset
275 void clear (void);
9624
3fc7272937ce implement Array<T>::clear overloads
Jaroslav Hajek <highegg@gmail.com>
parents: 9556
diff changeset
276 void clear (const dim_vector& dv);
3fc7272937ce implement Array<T>::clear overloads
Jaroslav Hajek <highegg@gmail.com>
parents: 9556
diff changeset
277
3fc7272937ce implement Array<T>::clear overloads
Jaroslav Hajek <highegg@gmail.com>
parents: 9556
diff changeset
278 void clear (octave_idx_type r, octave_idx_type c)
3fc7272937ce implement Array<T>::clear overloads
Jaroslav Hajek <highegg@gmail.com>
parents: 9556
diff changeset
279 { clear (dim_vector (r, c)); }
238
780cbbc57b7c [project @ 1993-11-30 20:23:04 by jwe]
jwe
parents: 228
diff changeset
280
8523
ad3afaaa19c1 implement non-copying contiguous range indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8503
diff changeset
281 octave_idx_type capacity (void) const { return slice_len; }
5275
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
jwe
parents: 5105
diff changeset
282 octave_idx_type length (void) const { return capacity (); }
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
jwe
parents: 5105
diff changeset
283 octave_idx_type nelem (void) const { return capacity (); }
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
jwe
parents: 5105
diff changeset
284 octave_idx_type numel (void) const { return nelem (); }
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
285
5275
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
jwe
parents: 5105
diff changeset
286 octave_idx_type dim1 (void) const { return dimensions(0); }
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
jwe
parents: 5105
diff changeset
287 octave_idx_type dim2 (void) const { return dimensions(1); }
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
jwe
parents: 5105
diff changeset
288 octave_idx_type dim3 (void) const { return dimensions(2); }
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
289
10350
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
290 // Return the array as a column vector.
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
291 Array<T> as_column (void) const
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
292 {
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
293 Array<T> retval (*this);
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
294 if (dimensions.length () != 2 || dimensions(1) != 1)
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
295 retval.dimensions = dim_vector (numel (), 1);
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
296
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
297 return retval;
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
298 }
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
299
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
300 // Return the array as a row vector.
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
301 Array<T> as_row (void) const
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
302 {
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
303 Array<T> retval (*this);
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
304 if (dimensions.length () != 2 || dimensions(0) != 1)
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
305 retval.dimensions = dim_vector (1, numel ());
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
306
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
307 return retval;
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
308 }
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
309
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
310 // Return the array as a matrix.
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
311 Array<T> as_matrix (void) const
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
312 {
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
313 Array<T> retval (*this);
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
314 if (dimensions.length () != 2)
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
315 retval.dimensions = dimensions.redim (2);
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
316
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
317 return retval;
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
318 }
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
319
5275
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
jwe
parents: 5105
diff changeset
320 octave_idx_type rows (void) const { return dim1 (); }
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
jwe
parents: 5105
diff changeset
321 octave_idx_type cols (void) const { return dim2 (); }
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
jwe
parents: 5105
diff changeset
322 octave_idx_type columns (void) const { return dim2 (); }
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
jwe
parents: 5105
diff changeset
323 octave_idx_type pages (void) const { return dim3 (); }
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
324
10358
72fab01e5d68 improve some size_t queries
Jaroslav Hajek <highegg@gmail.com>
parents: 10352
diff changeset
325 size_t byte_size (void) const { return static_cast<size_t> (numel ()) * sizeof (T); }
4902
bd043a433918 [project @ 2004-06-14 18:46:20 by jwe]
jwe
parents: 4834
diff changeset
326
9026
6890d411a0b8 adjust some array dim query methods
Jaroslav Hajek <highegg@gmail.com>
parents: 9025
diff changeset
327 // Return a const-reference so that dims ()(i) works efficiently.
6890d411a0b8 adjust some array dim query methods
Jaroslav Hajek <highegg@gmail.com>
parents: 9025
diff changeset
328 const dim_vector& dims (void) const { return dimensions; }
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
329
4532
01ee68d18069 [project @ 2003-10-10 00:49:54 by jwe]
jwe
parents: 4530
diff changeset
330 Array<T> squeeze (void) const;
4703
72c28fd651c4 [project @ 2004-01-22 00:01:09 by jwe]
jwe
parents: 4625
diff changeset
331
10095
eb8ac0eed9f1 always chop dimension vector when constructing Arrays
Jaroslav Hajek <highegg@gmail.com>
parents: 10075
diff changeset
332 void chop_trailing_singletons (void) GCC_ATTR_DEPRECATED
4703
72c28fd651c4 [project @ 2004-01-22 00:01:09 by jwe]
jwe
parents: 4625
diff changeset
333 { dimensions.chop_trailing_singletons (); }
72c28fd651c4 [project @ 2004-01-22 00:01:09 by jwe]
jwe
parents: 4625
diff changeset
334
10366
e5ae13b8b2c2 improve Array indexing error messages
Jaroslav Hajek <highegg@gmail.com>
parents: 10364
diff changeset
335 octave_idx_type compute_index (octave_idx_type i, octave_idx_type j) const;
e5ae13b8b2c2 improve Array indexing error messages
Jaroslav Hajek <highegg@gmail.com>
parents: 10364
diff changeset
336 octave_idx_type compute_index (octave_idx_type i, octave_idx_type j, octave_idx_type k) const;
5275
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
jwe
parents: 5105
diff changeset
337 octave_idx_type compute_index (const Array<octave_idx_type>& ra_idx) const;
4517
b4449b1193ac [project @ 2003-09-20 02:06:06 by jwe]
jwe
parents: 4513
diff changeset
338
2108
2b67abb63030 [project @ 1996-04-30 10:44:17 by jwe]
jwe
parents: 2049
diff changeset
339 // No checking, even for multiple references, ever.
2b67abb63030 [project @ 1996-04-30 10:44:17 by jwe]
jwe
parents: 2049
diff changeset
340
8523
ad3afaaa19c1 implement non-copying contiguous range indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8503
diff changeset
341 T& xelem (octave_idx_type n) { return slice_data [n]; }
10075
84b0725f4b09 return class types by reference in const Array element access functions
Jaroslav Hajek <highegg@gmail.com>
parents: 9921
diff changeset
342 crefT xelem (octave_idx_type n) const { return slice_data [n]; }
2108
2b67abb63030 [project @ 1996-04-30 10:44:17 by jwe]
jwe
parents: 2049
diff changeset
343
5275
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
jwe
parents: 5105
diff changeset
344 T& xelem (octave_idx_type i, octave_idx_type j) { return xelem (dim1()*j+i); }
10075
84b0725f4b09 return class types by reference in const Array element access functions
Jaroslav Hajek <highegg@gmail.com>
parents: 9921
diff changeset
345 crefT xelem (octave_idx_type i, octave_idx_type j) const { return xelem (dim1()*j+i); }
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
346
10075
84b0725f4b09 return class types by reference in const Array element access functions
Jaroslav Hajek <highegg@gmail.com>
parents: 9921
diff changeset
347 T& xelem (octave_idx_type i, octave_idx_type j, octave_idx_type k)
84b0725f4b09 return class types by reference in const Array element access functions
Jaroslav Hajek <highegg@gmail.com>
parents: 9921
diff changeset
348 { return xelem (i, dim2()*k+j); }
84b0725f4b09 return class types by reference in const Array element access functions
Jaroslav Hajek <highegg@gmail.com>
parents: 9921
diff changeset
349 crefT xelem (octave_idx_type i, octave_idx_type j, octave_idx_type k) const
84b0725f4b09 return class types by reference in const Array element access functions
Jaroslav Hajek <highegg@gmail.com>
parents: 9921
diff changeset
350 { return xelem (i, dim2()*k+j); }
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
351
6867
83619ae96c1d [project @ 2007-09-06 12:08:44 by dbateman]
dbateman
parents: 6708
diff changeset
352 T& xelem (const Array<octave_idx_type>& ra_idx)
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
353 { return xelem (compute_index (ra_idx)); }
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
354
10075
84b0725f4b09 return class types by reference in const Array element access functions
Jaroslav Hajek <highegg@gmail.com>
parents: 9921
diff changeset
355 crefT xelem (const Array<octave_idx_type>& ra_idx) const
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
356 { return xelem (compute_index (ra_idx)); }
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
357
5775
ace8d8d26933 [project @ 2006-04-24 19:13:06 by jwe]
jwe
parents: 5632
diff changeset
358 // FIXME -- would be nice to fix this so that we don't
2006
95e952f72d66 [project @ 1996-03-04 00:33:32 by jwe]
jwe
parents: 2005
diff changeset
359 // unnecessarily force a copy, but that is not so easy, and I see no
95e952f72d66 [project @ 1996-03-04 00:33:32 by jwe]
jwe
parents: 2005
diff changeset
360 // clean way to do it.
95e952f72d66 [project @ 1996-03-04 00:33:32 by jwe]
jwe
parents: 2005
diff changeset
361
10366
e5ae13b8b2c2 improve Array indexing error messages
Jaroslav Hajek <highegg@gmail.com>
parents: 10364
diff changeset
362 T& checkelem (octave_idx_type n);
e5ae13b8b2c2 improve Array indexing error messages
Jaroslav Hajek <highegg@gmail.com>
parents: 10364
diff changeset
363 T& checkelem (octave_idx_type i, octave_idx_type j);
e5ae13b8b2c2 improve Array indexing error messages
Jaroslav Hajek <highegg@gmail.com>
parents: 10364
diff changeset
364 T& checkelem (octave_idx_type i, octave_idx_type j, octave_idx_type k);
e5ae13b8b2c2 improve Array indexing error messages
Jaroslav Hajek <highegg@gmail.com>
parents: 10364
diff changeset
365 T& checkelem (const Array<octave_idx_type>& ra_idx);
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
366
5275
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
jwe
parents: 5105
diff changeset
367 T& elem (octave_idx_type n)
2108
2b67abb63030 [project @ 1996-04-30 10:44:17 by jwe]
jwe
parents: 2049
diff changeset
368 {
2b67abb63030 [project @ 1996-04-30 10:44:17 by jwe]
jwe
parents: 2049
diff changeset
369 make_unique ();
2109
356f70c8fcbd [project @ 1996-04-30 12:31:30 by jwe]
jwe
parents: 2108
diff changeset
370 return xelem (n);
2108
2b67abb63030 [project @ 1996-04-30 10:44:17 by jwe]
jwe
parents: 2049
diff changeset
371 }
2306
2fbf9bb1cd7a [project @ 1996-07-09 16:49:03 by jwe]
jwe
parents: 2109
diff changeset
372
5275
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
jwe
parents: 5105
diff changeset
373 T& elem (octave_idx_type i, octave_idx_type j) { return elem (dim1()*j+i); }
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
374
5275
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
jwe
parents: 5105
diff changeset
375 T& elem (octave_idx_type i, octave_idx_type j, octave_idx_type k) { return elem (i, dim2()*k+j); }
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
376
6867
83619ae96c1d [project @ 2007-09-06 12:08:44 by dbateman]
dbateman
parents: 6708
diff changeset
377 T& elem (const Array<octave_idx_type>& ra_idx)
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
378 { return Array<T>::elem (compute_index (ra_idx)); }
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
379
2306
2fbf9bb1cd7a [project @ 1996-07-09 16:49:03 by jwe]
jwe
parents: 2109
diff changeset
380 #if defined (BOUNDS_CHECKING)
5275
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
jwe
parents: 5105
diff changeset
381 T& operator () (octave_idx_type n) { return checkelem (n); }
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
jwe
parents: 5105
diff changeset
382 T& operator () (octave_idx_type i, octave_idx_type j) { return checkelem (i, j); }
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
jwe
parents: 5105
diff changeset
383 T& operator () (octave_idx_type i, octave_idx_type j, octave_idx_type k) { return checkelem (i, j, k); }
6867
83619ae96c1d [project @ 2007-09-06 12:08:44 by dbateman]
dbateman
parents: 6708
diff changeset
384 T& operator () (const Array<octave_idx_type>& ra_idx) { return checkelem (ra_idx); }
2306
2fbf9bb1cd7a [project @ 1996-07-09 16:49:03 by jwe]
jwe
parents: 2109
diff changeset
385 #else
5275
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
jwe
parents: 5105
diff changeset
386 T& operator () (octave_idx_type n) { return elem (n); }
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
jwe
parents: 5105
diff changeset
387 T& operator () (octave_idx_type i, octave_idx_type j) { return elem (i, j); }
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
jwe
parents: 5105
diff changeset
388 T& operator () (octave_idx_type i, octave_idx_type j, octave_idx_type k) { return elem (i, j, k); }
6867
83619ae96c1d [project @ 2007-09-06 12:08:44 by dbateman]
dbateman
parents: 6708
diff changeset
389 T& operator () (const Array<octave_idx_type>& ra_idx) { return elem (ra_idx); }
2006
95e952f72d66 [project @ 1996-03-04 00:33:32 by jwe]
jwe
parents: 2005
diff changeset
390 #endif
95e952f72d66 [project @ 1996-03-04 00:33:32 by jwe]
jwe
parents: 2005
diff changeset
391
10366
e5ae13b8b2c2 improve Array indexing error messages
Jaroslav Hajek <highegg@gmail.com>
parents: 10364
diff changeset
392 crefT checkelem (octave_idx_type n) const;
e5ae13b8b2c2 improve Array indexing error messages
Jaroslav Hajek <highegg@gmail.com>
parents: 10364
diff changeset
393 crefT checkelem (octave_idx_type i, octave_idx_type j) const;
e5ae13b8b2c2 improve Array indexing error messages
Jaroslav Hajek <highegg@gmail.com>
parents: 10364
diff changeset
394 crefT checkelem (octave_idx_type i, octave_idx_type j, octave_idx_type k) const;
e5ae13b8b2c2 improve Array indexing error messages
Jaroslav Hajek <highegg@gmail.com>
parents: 10364
diff changeset
395 crefT checkelem (const Array<octave_idx_type>& ra_idx) const;
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
396
10075
84b0725f4b09 return class types by reference in const Array element access functions
Jaroslav Hajek <highegg@gmail.com>
parents: 9921
diff changeset
397 crefT elem (octave_idx_type n) const { return xelem (n); }
2306
2fbf9bb1cd7a [project @ 1996-07-09 16:49:03 by jwe]
jwe
parents: 2109
diff changeset
398
10366
e5ae13b8b2c2 improve Array indexing error messages
Jaroslav Hajek <highegg@gmail.com>
parents: 10364
diff changeset
399 crefT elem (octave_idx_type i, octave_idx_type j) const { return xelem (i, j); }
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
400
10366
e5ae13b8b2c2 improve Array indexing error messages
Jaroslav Hajek <highegg@gmail.com>
parents: 10364
diff changeset
401 crefT elem (octave_idx_type i, octave_idx_type j, octave_idx_type k) const { return xelem (i, j, k); }
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
402
10075
84b0725f4b09 return class types by reference in const Array element access functions
Jaroslav Hajek <highegg@gmail.com>
parents: 9921
diff changeset
403 crefT elem (const Array<octave_idx_type>& ra_idx) const
10366
e5ae13b8b2c2 improve Array indexing error messages
Jaroslav Hajek <highegg@gmail.com>
parents: 10364
diff changeset
404 { return Array<T>::xelem (compute_index (ra_idx)); }
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
405
2108
2b67abb63030 [project @ 1996-04-30 10:44:17 by jwe]
jwe
parents: 2049
diff changeset
406 #if defined (BOUNDS_CHECKING)
10075
84b0725f4b09 return class types by reference in const Array element access functions
Jaroslav Hajek <highegg@gmail.com>
parents: 9921
diff changeset
407 crefT operator () (octave_idx_type n) const { return checkelem (n); }
84b0725f4b09 return class types by reference in const Array element access functions
Jaroslav Hajek <highegg@gmail.com>
parents: 9921
diff changeset
408 crefT operator () (octave_idx_type i, octave_idx_type j) const { return checkelem (i, j); }
84b0725f4b09 return class types by reference in const Array element access functions
Jaroslav Hajek <highegg@gmail.com>
parents: 9921
diff changeset
409 crefT operator () (octave_idx_type i, octave_idx_type j, octave_idx_type k) const { return checkelem (i, j, k); }
84b0725f4b09 return class types by reference in const Array element access functions
Jaroslav Hajek <highegg@gmail.com>
parents: 9921
diff changeset
410 crefT operator () (const Array<octave_idx_type>& ra_idx) const { return checkelem (ra_idx); }
2006
95e952f72d66 [project @ 1996-03-04 00:33:32 by jwe]
jwe
parents: 2005
diff changeset
411 #else
10075
84b0725f4b09 return class types by reference in const Array element access functions
Jaroslav Hajek <highegg@gmail.com>
parents: 9921
diff changeset
412 crefT operator () (octave_idx_type n) const { return elem (n); }
84b0725f4b09 return class types by reference in const Array element access functions
Jaroslav Hajek <highegg@gmail.com>
parents: 9921
diff changeset
413 crefT operator () (octave_idx_type i, octave_idx_type j) const { return elem (i, j); }
84b0725f4b09 return class types by reference in const Array element access functions
Jaroslav Hajek <highegg@gmail.com>
parents: 9921
diff changeset
414 crefT operator () (octave_idx_type i, octave_idx_type j, octave_idx_type k) const { return elem (i, j, k); }
84b0725f4b09 return class types by reference in const Array element access functions
Jaroslav Hajek <highegg@gmail.com>
parents: 9921
diff changeset
415 crefT operator () (const Array<octave_idx_type>& ra_idx) const { return elem (ra_idx); }
2006
95e952f72d66 [project @ 1996-03-04 00:33:32 by jwe]
jwe
parents: 2005
diff changeset
416 #endif
95e952f72d66 [project @ 1996-03-04 00:33:32 by jwe]
jwe
parents: 2005
diff changeset
417
9731
7b9cbaad68d6 extend Array<T>
Jaroslav Hajek <highegg@gmail.com>
parents: 9725
diff changeset
418 // Fast extractors. All of these produce shallow copies.
7b9cbaad68d6 extend Array<T>
Jaroslav Hajek <highegg@gmail.com>
parents: 9725
diff changeset
419 // Warning: none of these do check bounds, unless BOUNDS_CHECKING is on!
7b9cbaad68d6 extend Array<T>
Jaroslav Hajek <highegg@gmail.com>
parents: 9725
diff changeset
420
7b9cbaad68d6 extend Array<T>
Jaroslav Hajek <highegg@gmail.com>
parents: 9725
diff changeset
421 // Extract column: A(:,k+1).
7b9cbaad68d6 extend Array<T>
Jaroslav Hajek <highegg@gmail.com>
parents: 9725
diff changeset
422 Array<T> column (octave_idx_type k) const;
7b9cbaad68d6 extend Array<T>
Jaroslav Hajek <highegg@gmail.com>
parents: 9725
diff changeset
423 // Extract page: A(:,:,k+1).
7b9cbaad68d6 extend Array<T>
Jaroslav Hajek <highegg@gmail.com>
parents: 9725
diff changeset
424 Array<T> page (octave_idx_type k) const;
7b9cbaad68d6 extend Array<T>
Jaroslav Hajek <highegg@gmail.com>
parents: 9725
diff changeset
425
7b9cbaad68d6 extend Array<T>
Jaroslav Hajek <highegg@gmail.com>
parents: 9725
diff changeset
426 // Extract a slice from this array as a column vector: A(:)(lo+1:up).
7b9cbaad68d6 extend Array<T>
Jaroslav Hajek <highegg@gmail.com>
parents: 9725
diff changeset
427 // Must be 0 <= lo && up <= numel. May be up < lo.
7b9cbaad68d6 extend Array<T>
Jaroslav Hajek <highegg@gmail.com>
parents: 9725
diff changeset
428 Array<T> linear_slice (octave_idx_type lo, octave_idx_type up) const;
7b9cbaad68d6 extend Array<T>
Jaroslav Hajek <highegg@gmail.com>
parents: 9725
diff changeset
429
10352
a3635bc1ea19 remove Array2
Jaroslav Hajek <highegg@gmail.com>
parents: 10350
diff changeset
430 Array<T> reshape (octave_idx_type nr, octave_idx_type nc) const
a3635bc1ea19 remove Array2
Jaroslav Hajek <highegg@gmail.com>
parents: 10350
diff changeset
431 { return Array<T> (*this, nr, nc); }
a3635bc1ea19 remove Array2
Jaroslav Hajek <highegg@gmail.com>
parents: 10350
diff changeset
432
9731
7b9cbaad68d6 extend Array<T>
Jaroslav Hajek <highegg@gmail.com>
parents: 9725
diff changeset
433 Array<T> reshape (const dim_vector& new_dims) const
7b9cbaad68d6 extend Array<T>
Jaroslav Hajek <highegg@gmail.com>
parents: 9725
diff changeset
434 { return Array<T> (*this, new_dims); }
4567
fc30061d01da [project @ 2003-10-29 20:11:15 by jwe]
jwe
parents: 4559
diff changeset
435
5275
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
jwe
parents: 5105
diff changeset
436 Array<T> permute (const Array<octave_idx_type>& vec, bool inv = false) const;
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
jwe
parents: 5105
diff changeset
437 Array<T> ipermute (const Array<octave_idx_type>& vec) const
4593
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe]
jwe
parents: 4587
diff changeset
438 { return permute (vec, true); }
77566be8b9e9 [project @ 2003-11-11 17:25:42 by jwe]
jwe
parents: 4587
diff changeset
439
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
440 bool is_square (void) const { return (dim1 () == dim2 ()); }
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
441
4559
802818bfac91 [project @ 2003-10-28 19:13:43 by jwe]
jwe
parents: 4548
diff changeset
442 bool is_empty (void) const { return numel () == 0; }
802818bfac91 [project @ 2003-10-28 19:13:43 by jwe]
jwe
parents: 4548
diff changeset
443
9026
6890d411a0b8 adjust some array dim query methods
Jaroslav Hajek <highegg@gmail.com>
parents: 9025
diff changeset
444 bool is_vector (void) const { return dimensions.is_vector (); }
6890d411a0b8 adjust some array dim query methods
Jaroslav Hajek <highegg@gmail.com>
parents: 9025
diff changeset
445
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
446 Array<T> transpose (void) const;
7789
82be108cc558 First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents: 7717
diff changeset
447 Array<T> hermitian (T (*fcn) (const T&) = 0) const;
238
780cbbc57b7c [project @ 1993-11-30 20:23:04 by jwe]
jwe
parents: 228
diff changeset
448
8523
ad3afaaa19c1 implement non-copying contiguous range indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8503
diff changeset
449 const T *data (void) const { return slice_data; }
228
ee01ac1c7acc [project @ 1993-11-16 09:56:54 by jwe]
jwe
parents:
diff changeset
450
3952
945e8c160191 [project @ 2002-05-23 17:18:12 by jwe]
jwe
parents: 3944
diff changeset
451 const T *fortran_vec (void) const { return data (); }
945e8c160191 [project @ 2002-05-23 17:18:12 by jwe]
jwe
parents: 3944
diff changeset
452
238
780cbbc57b7c [project @ 1993-11-30 20:23:04 by jwe]
jwe
parents: 228
diff changeset
453 T *fortran_vec (void);
1560
27a03373de41 [project @ 1995-10-12 07:22:26 by jwe]
jwe
parents: 1550
diff changeset
454
9546
1beb23d2b892 optimize op= in common cases
Jaroslav Hajek <highegg@gmail.com>
parents: 9341
diff changeset
455 bool is_shared (void) { return rep->count > 1; }
1beb23d2b892 optimize op= in common cases
Jaroslav Hajek <highegg@gmail.com>
parents: 9341
diff changeset
456
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
457 int ndims (void) const { return dimensions.length (); }
1560
27a03373de41 [project @ 1995-10-12 07:22:26 by jwe]
jwe
parents: 1550
diff changeset
458
4517
b4449b1193ac [project @ 2003-09-20 02:06:06 by jwe]
jwe
parents: 4513
diff changeset
459 void maybe_delete_dims (void);
b4449b1193ac [project @ 2003-09-20 02:06:06 by jwe]
jwe
parents: 4513
diff changeset
460
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8179
diff changeset
461 // Indexing without resizing.
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8179
diff changeset
462
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8179
diff changeset
463 Array<T> index (const idx_vector& i) const;
1560
27a03373de41 [project @ 1995-10-12 07:22:26 by jwe]
jwe
parents: 1550
diff changeset
464
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8179
diff changeset
465 Array<T> index (const idx_vector& i, const idx_vector& j) const;
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8179
diff changeset
466
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8179
diff changeset
467 Array<T> index (const Array<idx_vector>& ia) const;
1560
27a03373de41 [project @ 1995-10-12 07:22:26 by jwe]
jwe
parents: 1550
diff changeset
468
10350
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
469 static const T& resize_fill_value ();
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8179
diff changeset
470
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8179
diff changeset
471 // Resizing (with fill).
1560
27a03373de41 [project @ 1995-10-12 07:22:26 by jwe]
jwe
parents: 1550
diff changeset
472
10350
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
473 void resize1 (octave_idx_type n, const T& rfv = resize_fill_value ());
1560
27a03373de41 [project @ 1995-10-12 07:22:26 by jwe]
jwe
parents: 1550
diff changeset
474
10350
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
475 void resize (octave_idx_type n) GCC_ATTR_DEPRECATED
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
476 { resize1 (n); }
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
477
10350
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
478 void resize (octave_idx_type nr, octave_idx_type nc,
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
479 const T& rfv = resize_fill_value ());
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
480
10350
12884915a8e4 merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents: 10312
diff changeset
481 void resize (const dim_vector& dv, const T& rfv = resize_fill_value ());
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8179
diff changeset
482
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8179
diff changeset
483 // Indexing with possible resizing and fill
8333
9238637cb81c style fixes
John W. Eaton <jwe@octave.org>
parents: 8290
diff changeset
484 // FIXME -- this is really a corner case, that should better be
9238637cb81c style fixes
John W. Eaton <jwe@octave.org>
parents: 8290
diff changeset
485 // handled directly in liboctinterp.
3933
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
jwe
parents: 3928
diff changeset
486
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8179
diff changeset
487 Array<T> index (const idx_vector& i, bool resize_ok,
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8179
diff changeset
488 const T& rfv = resize_fill_value ()) const;
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8179
diff changeset
489
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8179
diff changeset
490 Array<T> index (const idx_vector& i, const idx_vector& j,
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8179
diff changeset
491 bool resize_ok, const T& rfv = resize_fill_value ()) const;
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
492
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8179
diff changeset
493 Array<T> index (const Array<idx_vector>& ia,
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8179
diff changeset
494 bool resize_ok, const T& rfv = resize_fill_value ()) const;
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8179
diff changeset
495
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8179
diff changeset
496 // Indexed assignment (always with resize & fill).
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8179
diff changeset
497
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8179
diff changeset
498 void assign (const idx_vector& i, const Array<T>& rhs,
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8179
diff changeset
499 const T& rfv = resize_fill_value ());
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
500
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8179
diff changeset
501 void assign (const idx_vector& i, const idx_vector& j, const Array<T>& rhs,
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8179
diff changeset
502 const T& rfv = resize_fill_value ());
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8179
diff changeset
503
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8179
diff changeset
504 void assign (const Array<idx_vector>& ia, const Array<T>& rhs,
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8179
diff changeset
505 const T& rfv = resize_fill_value ());
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8179
diff changeset
506
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8179
diff changeset
507 // Deleting elements.
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8179
diff changeset
508
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8179
diff changeset
509 // A(I) = [] (with a single subscript)
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8179
diff changeset
510 void delete_elements (const idx_vector& i);
4530
e8d87fefd144 [project @ 2003-10-07 04:02:04 by jwe]
jwe
parents: 4518
diff changeset
511
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8179
diff changeset
512 // A(:,...,I,...,:) = [] (>= 2 subscripts, one of them is non-colon)
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8179
diff changeset
513 void delete_elements (int dim, const idx_vector& i);
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8179
diff changeset
514
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8179
diff changeset
515 // Dispatcher to the above two.
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8179
diff changeset
516 void delete_elements (const Array<idx_vector>& ia);
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
517
10115
ed49cef7e005 simplify Array::insert methods
Jaroslav Hajek <highegg@gmail.com>
parents: 10095
diff changeset
518 // Insert an array into another at a specified position.
ed49cef7e005 simplify Array::insert methods
Jaroslav Hajek <highegg@gmail.com>
parents: 10095
diff changeset
519 // If size (a) is [d1 d2 ... dN] and idx is [i1 i2 ... iN],
ed49cef7e005 simplify Array::insert methods
Jaroslav Hajek <highegg@gmail.com>
parents: 10095
diff changeset
520 // this method is equivalent to
ed49cef7e005 simplify Array::insert methods
Jaroslav Hajek <highegg@gmail.com>
parents: 10095
diff changeset
521 // x(i1:i1+d1-1, i2:i2+d2-1, ... , iN:iN+dN-1) = a.
ed49cef7e005 simplify Array::insert methods
Jaroslav Hajek <highegg@gmail.com>
parents: 10095
diff changeset
522 Array<T>& insert (const Array<T>& a, const Array<octave_idx_type>& idx);
3928
e8627dc4bdf2 [project @ 2002-05-03 19:56:01 by jwe]
jwe
parents: 3836
diff changeset
523
10115
ed49cef7e005 simplify Array::insert methods
Jaroslav Hajek <highegg@gmail.com>
parents: 10095
diff changeset
524 // This is just a special case for idx = [r c 0 ...]
8290
7cbe01c21986 improve dense array indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8179
diff changeset
525 Array<T>& insert (const Array<T>& a, octave_idx_type r, octave_idx_type c);
3933
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
jwe
parents: 3928
diff changeset
526
8523
ad3afaaa19c1 implement non-copying contiguous range indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8503
diff changeset
527 void maybe_economize (void)
ad3afaaa19c1 implement non-copying contiguous range indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8503
diff changeset
528 {
ad3afaaa19c1 implement non-copying contiguous range indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8503
diff changeset
529 if (rep->count == 1 && slice_len != rep->len)
ad3afaaa19c1 implement non-copying contiguous range indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8503
diff changeset
530 {
10364
96ed7c629bbd remove dangerous pointer-acquiring Array ctors
Jaroslav Hajek <highegg@gmail.com>
parents: 10358
diff changeset
531 ArrayRep *new_rep = new ArrayRep (slice_data, slice_len);
8523
ad3afaaa19c1 implement non-copying contiguous range indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8503
diff changeset
532 delete rep;
ad3afaaa19c1 implement non-copying contiguous range indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8503
diff changeset
533 rep = new_rep;
ad3afaaa19c1 implement non-copying contiguous range indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8503
diff changeset
534 slice_data = rep->data;
ad3afaaa19c1 implement non-copying contiguous range indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8503
diff changeset
535 }
ad3afaaa19c1 implement non-copying contiguous range indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8503
diff changeset
536 }
ad3afaaa19c1 implement non-copying contiguous range indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 8503
diff changeset
537
4517
b4449b1193ac [project @ 2003-09-20 02:06:06 by jwe]
jwe
parents: 4513
diff changeset
538 void print_info (std::ostream& os, const std::string& prefix) const;
5900
c20eb7330d13 [project @ 2006-07-22 08:31:16 by jwe]
jwe
parents: 5775
diff changeset
539
c20eb7330d13 [project @ 2006-07-22 08:31:16 by jwe]
jwe
parents: 5775
diff changeset
540 // Unsafe. This function exists to support the MEX interface.
c20eb7330d13 [project @ 2006-07-22 08:31:16 by jwe]
jwe
parents: 5775
diff changeset
541 // You should not use it anywhere else.
c20eb7330d13 [project @ 2006-07-22 08:31:16 by jwe]
jwe
parents: 5775
diff changeset
542 void *mex_get_data (void) const { return const_cast<T *> (data ()); }
7433
402168152bb9 [project @ 2008-01-31 18:59:09 by dbateman]
dbateman
parents: 7017
diff changeset
543
9725
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9653
diff changeset
544 Array<T> sort (int dim = 0, sortmode mode = ASCENDING) const;
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9653
diff changeset
545 Array<T> sort (Array<octave_idx_type> &sidx, int dim = 0,
10312
cbc402e64d83 untabify liboctave header files
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
546 sortmode mode = ASCENDING) const;
7503
8c32f95c2639 convert mapper functions to new format
David Bateman <dbateman@free.fr>
parents: 7463
diff changeset
547
8721
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8700
diff changeset
548 // Ordering is auto-detected or can be specified.
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8700
diff changeset
549 sortmode is_sorted (sortmode mode = UNSORTED) const;
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8700
diff changeset
550
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8700
diff changeset
551 // Sort by rows returns only indices.
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8700
diff changeset
552 Array<octave_idx_type> sort_rows_idx (sortmode mode = ASCENDING) const;
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8700
diff changeset
553
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8700
diff changeset
554 // Ordering is auto-detected or can be specified.
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8700
diff changeset
555 sortmode is_sorted_rows (sortmode mode = UNSORTED) const;
e9cb742df9eb imported patch sort3.diff
Jaroslav Hajek <highegg@gmail.com>
parents: 8700
diff changeset
556
9921
7c8392a034e6 fix & improve lookup API
Jaroslav Hajek <highegg@gmail.com>
parents: 9878
diff changeset
557 // Do a binary lookup in a sorted array. Must not contain NaNs.
8814
de16ebeef93d improve lookup, provide Array<T>::lookup
Jaroslav Hajek <highegg@gmail.com>
parents: 8725
diff changeset
558 // Mode can be specified or is auto-detected by comparing 1st and last element.
de16ebeef93d improve lookup, provide Array<T>::lookup
Jaroslav Hajek <highegg@gmail.com>
parents: 8725
diff changeset
559 octave_idx_type lookup (const T& value, sortmode mode = UNSORTED) const;
de16ebeef93d improve lookup, provide Array<T>::lookup
Jaroslav Hajek <highegg@gmail.com>
parents: 8725
diff changeset
560
9921
7c8392a034e6 fix & improve lookup API
Jaroslav Hajek <highegg@gmail.com>
parents: 9878
diff changeset
561 // Ditto, but for an array of values, specializing on the case when values
7c8392a034e6 fix & improve lookup API
Jaroslav Hajek <highegg@gmail.com>
parents: 9878
diff changeset
562 // are sorted. NaNs get the value N.
7c8392a034e6 fix & improve lookup API
Jaroslav Hajek <highegg@gmail.com>
parents: 9878
diff changeset
563 Array<octave_idx_type> lookup (const Array<T>& values, sortmode mode = UNSORTED) const;
9341
9fd5c56ce57a extend lookup capabilities
Jaroslav Hajek <highegg@gmail.com>
parents: 9201
diff changeset
564
9878
ead4f9c82a9a implement Array<T>::nnz
Jaroslav Hajek <highegg@gmail.com>
parents: 9840
diff changeset
565 // Count nonzero elements.
ead4f9c82a9a implement Array<T>::nnz
Jaroslav Hajek <highegg@gmail.com>
parents: 9840
diff changeset
566 octave_idx_type nnz (void) const;
ead4f9c82a9a implement Array<T>::nnz
Jaroslav Hajek <highegg@gmail.com>
parents: 9840
diff changeset
567
9025
484756d558d6 add Array<T>::find
Jaroslav Hajek <highegg@gmail.com>
parents: 8998
diff changeset
568 // Find indices of (at most n) nonzero elements. If n is specified, backward
484756d558d6 add Array<T>::find
Jaroslav Hajek <highegg@gmail.com>
parents: 8998
diff changeset
569 // specifies search from backward.
484756d558d6 add Array<T>::find
Jaroslav Hajek <highegg@gmail.com>
parents: 8998
diff changeset
570 Array<octave_idx_type> find (octave_idx_type n = -1, bool backward = false) const;
484756d558d6 add Array<T>::find
Jaroslav Hajek <highegg@gmail.com>
parents: 8998
diff changeset
571
9725
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9653
diff changeset
572 // Returns the n-th element in increasing order, using the same ordering as
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9653
diff changeset
573 // used for sort. n can either be a scalar index or a contiguous range.
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9653
diff changeset
574 Array<T> nth_element (const idx_vector& n, int dim = 0) const;
aea3a3a950e1 implement nth_element
Jaroslav Hajek <highegg@gmail.com>
parents: 9653
diff changeset
575
7620
36594d5bbe13 Move diag function into the octave_value class
David Bateman <dbateman@free.fr>
parents: 7503
diff changeset
576 Array<T> diag (octave_idx_type k = 0) const;
36594d5bbe13 Move diag function into the octave_value class
David Bateman <dbateman@free.fr>
parents: 7503
diff changeset
577
10531
2dd8ea8bfd71 basic cat functionality in liboctave
Jaroslav Hajek <highegg@gmail.com>
parents: 10521
diff changeset
578 static Array<T>
2dd8ea8bfd71 basic cat functionality in liboctave
Jaroslav Hajek <highegg@gmail.com>
parents: 10521
diff changeset
579 cat (int dim, octave_idx_type n, const Array<T> *array_list);
2dd8ea8bfd71 basic cat functionality in liboctave
Jaroslav Hajek <highegg@gmail.com>
parents: 10521
diff changeset
580
7503
8c32f95c2639 convert mapper functions to new format
David Bateman <dbateman@free.fr>
parents: 7463
diff changeset
581 template <class U, class F>
8c32f95c2639 convert mapper functions to new format
David Bateman <dbateman@free.fr>
parents: 7463
diff changeset
582 Array<U>
8c32f95c2639 convert mapper functions to new format
David Bateman <dbateman@free.fr>
parents: 7463
diff changeset
583 map (F fcn) const
8c32f95c2639 convert mapper functions to new format
David Bateman <dbateman@free.fr>
parents: 7463
diff changeset
584 {
8c32f95c2639 convert mapper functions to new format
David Bateman <dbateman@free.fr>
parents: 7463
diff changeset
585 octave_idx_type len = length ();
8c32f95c2639 convert mapper functions to new format
David Bateman <dbateman@free.fr>
parents: 7463
diff changeset
586
8c32f95c2639 convert mapper functions to new format
David Bateman <dbateman@free.fr>
parents: 7463
diff changeset
587 const T *m = data ();
8c32f95c2639 convert mapper functions to new format
David Bateman <dbateman@free.fr>
parents: 7463
diff changeset
588
8c32f95c2639 convert mapper functions to new format
David Bateman <dbateman@free.fr>
parents: 7463
diff changeset
589 Array<U> result (dims ());
8c32f95c2639 convert mapper functions to new format
David Bateman <dbateman@free.fr>
parents: 7463
diff changeset
590 U *p = result.fortran_vec ();
8c32f95c2639 convert mapper functions to new format
David Bateman <dbateman@free.fr>
parents: 7463
diff changeset
591
9812
f80c566bc751 improve unary mapper system
Jaroslav Hajek <highegg@gmail.com>
parents: 9800
diff changeset
592 octave_idx_type i;
f80c566bc751 improve unary mapper system
Jaroslav Hajek <highegg@gmail.com>
parents: 9800
diff changeset
593 for (i = 0; i < len - 3; i += 4)
7503
8c32f95c2639 convert mapper functions to new format
David Bateman <dbateman@free.fr>
parents: 7463
diff changeset
594 {
10312
cbc402e64d83 untabify liboctave header files
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
595 octave_quit ();
7503
8c32f95c2639 convert mapper functions to new format
David Bateman <dbateman@free.fr>
parents: 7463
diff changeset
596
9812
f80c566bc751 improve unary mapper system
Jaroslav Hajek <highegg@gmail.com>
parents: 9800
diff changeset
597 p[i] = fcn (m[i]);
f80c566bc751 improve unary mapper system
Jaroslav Hajek <highegg@gmail.com>
parents: 9800
diff changeset
598 p[i+1] = fcn (m[i+1]);
f80c566bc751 improve unary mapper system
Jaroslav Hajek <highegg@gmail.com>
parents: 9800
diff changeset
599 p[i+2] = fcn (m[i+2]);
f80c566bc751 improve unary mapper system
Jaroslav Hajek <highegg@gmail.com>
parents: 9800
diff changeset
600 p[i+3] = fcn (m[i+3]);
7503
8c32f95c2639 convert mapper functions to new format
David Bateman <dbateman@free.fr>
parents: 7463
diff changeset
601 }
8c32f95c2639 convert mapper functions to new format
David Bateman <dbateman@free.fr>
parents: 7463
diff changeset
602
10142
829e69ec3110 make OCTAVE_QUIT a function
Jaroslav Hajek <highegg@gmail.com>
parents: 10115
diff changeset
603 octave_quit ();
9812
f80c566bc751 improve unary mapper system
Jaroslav Hajek <highegg@gmail.com>
parents: 9800
diff changeset
604
f80c566bc751 improve unary mapper system
Jaroslav Hajek <highegg@gmail.com>
parents: 9800
diff changeset
605 for (; i < len; i++)
f80c566bc751 improve unary mapper system
Jaroslav Hajek <highegg@gmail.com>
parents: 9800
diff changeset
606 p[i] = fcn (m[i]);
f80c566bc751 improve unary mapper system
Jaroslav Hajek <highegg@gmail.com>
parents: 9800
diff changeset
607
7503
8c32f95c2639 convert mapper functions to new format
David Bateman <dbateman@free.fr>
parents: 7463
diff changeset
608 return result;
8c32f95c2639 convert mapper functions to new format
David Bateman <dbateman@free.fr>
parents: 7463
diff changeset
609 }
8998
a48fba01e4ac optimize isnan/isinf/isfinite mappers
Jaroslav Hajek <highegg@gmail.com>
parents: 8950
diff changeset
610
9812
f80c566bc751 improve unary mapper system
Jaroslav Hajek <highegg@gmail.com>
parents: 9800
diff changeset
611 // Overloads for function references.
f80c566bc751 improve unary mapper system
Jaroslav Hajek <highegg@gmail.com>
parents: 9800
diff changeset
612 template <class U>
f80c566bc751 improve unary mapper system
Jaroslav Hajek <highegg@gmail.com>
parents: 9800
diff changeset
613 Array<U>
f80c566bc751 improve unary mapper system
Jaroslav Hajek <highegg@gmail.com>
parents: 9800
diff changeset
614 map (U (&fcn) (T)) const
f80c566bc751 improve unary mapper system
Jaroslav Hajek <highegg@gmail.com>
parents: 9800
diff changeset
615 { return map<U, U (&) (T)> (fcn); }
f80c566bc751 improve unary mapper system
Jaroslav Hajek <highegg@gmail.com>
parents: 9800
diff changeset
616
f80c566bc751 improve unary mapper system
Jaroslav Hajek <highegg@gmail.com>
parents: 9800
diff changeset
617 template <class U>
f80c566bc751 improve unary mapper system
Jaroslav Hajek <highegg@gmail.com>
parents: 9800
diff changeset
618 Array<U>
f80c566bc751 improve unary mapper system
Jaroslav Hajek <highegg@gmail.com>
parents: 9800
diff changeset
619 map (U (&fcn) (const T&)) const
f80c566bc751 improve unary mapper system
Jaroslav Hajek <highegg@gmail.com>
parents: 9800
diff changeset
620 { return map<U, U (&) (const T&)> (fcn); }
f80c566bc751 improve unary mapper system
Jaroslav Hajek <highegg@gmail.com>
parents: 9800
diff changeset
621
9046
88bf56bbccca make Array::find already return Matlab-compatible dimensions
Jaroslav Hajek <highegg@gmail.com>
parents: 9026
diff changeset
622 template <class U> friend class Array;
9201
472f0e22aa60 guard against implicit instantiation
Jaroslav Hajek <highegg@gmail.com>
parents: 9046
diff changeset
623
472f0e22aa60 guard against implicit instantiation
Jaroslav Hajek <highegg@gmail.com>
parents: 9046
diff changeset
624 private:
472f0e22aa60 guard against implicit instantiation
Jaroslav Hajek <highegg@gmail.com>
parents: 9046
diff changeset
625 static void instantiation_guard ();
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4461
diff changeset
626 };
4459
75ee1995d2b4 [project @ 2003-07-11 17:46:41 by jwe]
jwe
parents: 4192
diff changeset
627
9653
e087d7c77ff9 improve linspace in liboctave
Jaroslav Hajek <highegg@gmail.com>
parents: 9624
diff changeset
628 // This is a simple wrapper template that will subclass an Array<T> type or any
e087d7c77ff9 improve linspace in liboctave
Jaroslav Hajek <highegg@gmail.com>
parents: 9624
diff changeset
629 // later type derived from it and override the default non-const operator() to
e087d7c77ff9 improve linspace in liboctave
Jaroslav Hajek <highegg@gmail.com>
parents: 9624
diff changeset
630 // not check for the array's uniqueness. It is, however, the user's
e087d7c77ff9 improve linspace in liboctave
Jaroslav Hajek <highegg@gmail.com>
parents: 9624
diff changeset
631 // responsibility to ensure the array is actually unaliased whenever elements
e087d7c77ff9 improve linspace in liboctave
Jaroslav Hajek <highegg@gmail.com>
parents: 9624
diff changeset
632 // are accessed.
e087d7c77ff9 improve linspace in liboctave
Jaroslav Hajek <highegg@gmail.com>
parents: 9624
diff changeset
633
e087d7c77ff9 improve linspace in liboctave
Jaroslav Hajek <highegg@gmail.com>
parents: 9624
diff changeset
634 template<class ArrayClass>
e087d7c77ff9 improve linspace in liboctave
Jaroslav Hajek <highegg@gmail.com>
parents: 9624
diff changeset
635 class NoAlias : public ArrayClass
e087d7c77ff9 improve linspace in liboctave
Jaroslav Hajek <highegg@gmail.com>
parents: 9624
diff changeset
636 {
e087d7c77ff9 improve linspace in liboctave
Jaroslav Hajek <highegg@gmail.com>
parents: 9624
diff changeset
637 typedef typename ArrayClass::element_type T;
e087d7c77ff9 improve linspace in liboctave
Jaroslav Hajek <highegg@gmail.com>
parents: 9624
diff changeset
638 public:
e087d7c77ff9 improve linspace in liboctave
Jaroslav Hajek <highegg@gmail.com>
parents: 9624
diff changeset
639 NoAlias () : ArrayClass () { }
e087d7c77ff9 improve linspace in liboctave
Jaroslav Hajek <highegg@gmail.com>
parents: 9624
diff changeset
640
e087d7c77ff9 improve linspace in liboctave
Jaroslav Hajek <highegg@gmail.com>
parents: 9624
diff changeset
641 // FIXME: this would be simpler once C++0x is available
e087d7c77ff9 improve linspace in liboctave
Jaroslav Hajek <highegg@gmail.com>
parents: 9624
diff changeset
642 template <class X>
e087d7c77ff9 improve linspace in liboctave
Jaroslav Hajek <highegg@gmail.com>
parents: 9624
diff changeset
643 explicit NoAlias (X x) : ArrayClass (x) { }
e087d7c77ff9 improve linspace in liboctave
Jaroslav Hajek <highegg@gmail.com>
parents: 9624
diff changeset
644
e087d7c77ff9 improve linspace in liboctave
Jaroslav Hajek <highegg@gmail.com>
parents: 9624
diff changeset
645 template <class X, class Y>
e087d7c77ff9 improve linspace in liboctave
Jaroslav Hajek <highegg@gmail.com>
parents: 9624
diff changeset
646 explicit NoAlias (X x, Y y) : ArrayClass (x, y) { }
e087d7c77ff9 improve linspace in liboctave
Jaroslav Hajek <highegg@gmail.com>
parents: 9624
diff changeset
647
e087d7c77ff9 improve linspace in liboctave
Jaroslav Hajek <highegg@gmail.com>
parents: 9624
diff changeset
648 template <class X, class Y, class Z>
e087d7c77ff9 improve linspace in liboctave
Jaroslav Hajek <highegg@gmail.com>
parents: 9624
diff changeset
649 explicit NoAlias (X x, Y y, Z z) : ArrayClass (x, y, z) { }
e087d7c77ff9 improve linspace in liboctave
Jaroslav Hajek <highegg@gmail.com>
parents: 9624
diff changeset
650
e087d7c77ff9 improve linspace in liboctave
Jaroslav Hajek <highegg@gmail.com>
parents: 9624
diff changeset
651 T& operator () (octave_idx_type n)
e087d7c77ff9 improve linspace in liboctave
Jaroslav Hajek <highegg@gmail.com>
parents: 9624
diff changeset
652 { return ArrayClass::xelem (n); }
e087d7c77ff9 improve linspace in liboctave
Jaroslav Hajek <highegg@gmail.com>
parents: 9624
diff changeset
653 T& operator () (octave_idx_type i, octave_idx_type j)
e087d7c77ff9 improve linspace in liboctave
Jaroslav Hajek <highegg@gmail.com>
parents: 9624
diff changeset
654 { return ArrayClass::xelem (i, j); }
e087d7c77ff9 improve linspace in liboctave
Jaroslav Hajek <highegg@gmail.com>
parents: 9624
diff changeset
655 T& operator () (octave_idx_type i, octave_idx_type j, octave_idx_type k)
e087d7c77ff9 improve linspace in liboctave
Jaroslav Hajek <highegg@gmail.com>
parents: 9624
diff changeset
656 { return ArrayClass::xelem (i, j, k); }
e087d7c77ff9 improve linspace in liboctave
Jaroslav Hajek <highegg@gmail.com>
parents: 9624
diff changeset
657 T& operator () (const Array<octave_idx_type>& ra_idx)
e087d7c77ff9 improve linspace in liboctave
Jaroslav Hajek <highegg@gmail.com>
parents: 9624
diff changeset
658 { return ArrayClass::xelem (ra_idx); }
e087d7c77ff9 improve linspace in liboctave
Jaroslav Hajek <highegg@gmail.com>
parents: 9624
diff changeset
659 };
e087d7c77ff9 improve linspace in liboctave
Jaroslav Hajek <highegg@gmail.com>
parents: 9624
diff changeset
660
9732
b4fdfee405b5 remove ArrayN<T> + fix nonhom. diag-scalar ops
Jaroslav Hajek <highegg@gmail.com>
parents: 9731
diff changeset
661 template <class T>
b4fdfee405b5 remove ArrayN<T> + fix nonhom. diag-scalar ops
Jaroslav Hajek <highegg@gmail.com>
parents: 9731
diff changeset
662 std::ostream&
b4fdfee405b5 remove ArrayN<T> + fix nonhom. diag-scalar ops
Jaroslav Hajek <highegg@gmail.com>
parents: 9731
diff changeset
663 operator << (std::ostream& os, const Array<T>& a);
b4fdfee405b5 remove ArrayN<T> + fix nonhom. diag-scalar ops
Jaroslav Hajek <highegg@gmail.com>
parents: 9731
diff changeset
664
9773
01f897d8a130 optimize memory manipulation by arrays & indexing
Jaroslav Hajek <highegg@gmail.com>
parents: 9732
diff changeset
665 #endif