annotate src/ov-re-mat.cc @ 4699:5e2c68946f30

[project @ 2004-01-20 23:04:46 by jwe]
author jwe
date Tue, 20 Jan 2004 23:04:47 +0000
parents e95c86d48732
children 14dc2267c343
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
1 /*
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
2
2847
8b262e771614 [project @ 1997-03-27 16:18:26 by jwe]
jwe
parents: 2825
diff changeset
3 Copyright (C) 1996, 1997 John W. Eaton
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
4
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
5 This file is part of Octave.
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
6
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
7 Octave is free software; you can redistribute it and/or modify it
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
8 under the terms of the GNU General Public License as published by the
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
9 Free Software Foundation; either version 2, or (at your option) any
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
10 later version.
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
11
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
12 Octave is distributed in the hope that it will be useful, but WITHOUT
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
15 for more details.
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
16
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
17 You should have received a copy of the GNU General Public License
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
18 along with Octave; see the file COPYING. If not, write to the Free
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
19 Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
20
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
21 */
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
22
4192
5719210fff4c [project @ 2002-11-20 16:56:47 by jwe]
jwe
parents: 4153
diff changeset
23 #if defined (__GNUG__) && defined (USE_PRAGMA_INTERFACE_IMPLEMENTATION)
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
24 #pragma implementation
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
25 #endif
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
26
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
27 #ifdef HAVE_CONFIG_H
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
28 #include <config.h>
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
29 #endif
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
30
4100
ed0090ecf80f [project @ 2002-10-11 16:37:45 by jwe]
jwe
parents: 4066
diff changeset
31 #include <climits>
ed0090ecf80f [project @ 2002-10-11 16:37:45 by jwe]
jwe
parents: 4066
diff changeset
32
3503
d14c483b3c12 [project @ 2000-02-01 04:06:07 by jwe]
jwe
parents: 3418
diff changeset
33 #include <iostream>
2901
e6d25bc478dd [project @ 1997-04-30 03:41:26 by jwe]
jwe
parents: 2847
diff changeset
34
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
35 #include "lo-ieee.h"
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
36 #include "lo-utils.h"
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
37 #include "mx-base.h"
4153
6b96ce9f5743 [project @ 2002-11-06 20:38:49 by jwe]
jwe
parents: 4102
diff changeset
38 #include "quit.h"
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
39
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
40 #include "gripes.h"
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
41 #include "oct-obj.h"
2979
a3556d2adec9 [project @ 1997-05-15 22:35:37 by jwe]
jwe
parents: 2974
diff changeset
42 #include "oct-lvalue.h"
2410
367485171742 [project @ 1996-10-15 16:50:27 by jwe]
jwe
parents: 2407
diff changeset
43 #include "ops.h"
3219
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3109
diff changeset
44 #include "ov-base.h"
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3109
diff changeset
45 #include "ov-base-mat.h"
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3109
diff changeset
46 #include "ov-base-mat.cc"
2410
367485171742 [project @ 1996-10-15 16:50:27 by jwe]
jwe
parents: 2407
diff changeset
47 #include "ov-scalar.h"
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
48 #include "ov-re-mat.h"
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
49 #include "pr-output.h"
2948
56be458e237f [project @ 1997-05-09 13:37:35 by jwe]
jwe
parents: 2916
diff changeset
50 #include "variables.h"
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
51
4687
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
52 #include "byte-swap.h"
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
53 #include "ls-oct-ascii.h"
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
54 #include "ls-utils.h"
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
55
4100
ed0090ecf80f [project @ 2002-10-11 16:37:45 by jwe]
jwe
parents: 4066
diff changeset
56 #if ! defined (UCHAR_MAX)
ed0090ecf80f [project @ 2002-10-11 16:37:45 by jwe]
jwe
parents: 4066
diff changeset
57 #define UCHAR_MAX 255
ed0090ecf80f [project @ 2002-10-11 16:37:45 by jwe]
jwe
parents: 4066
diff changeset
58 #endif
ed0090ecf80f [project @ 2002-10-11 16:37:45 by jwe]
jwe
parents: 4066
diff changeset
59
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4457
diff changeset
60 template class octave_base_matrix<NDArray>;
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
61
3219
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3109
diff changeset
62 DEFINE_OCTAVE_ALLOCATOR (octave_matrix);
2477
3d905d3820a4 [project @ 1996-11-07 16:46:11 by jwe]
jwe
parents: 2466
diff changeset
63
4612
d44675070f1a [project @ 2003-11-14 19:49:56 by jwe]
jwe
parents: 4513
diff changeset
64 DEFINE_OV_TYPEID_FUNCTIONS_AND_DATA (octave_matrix, "matrix", "double");
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
65
2410
367485171742 [project @ 1996-10-15 16:50:27 by jwe]
jwe
parents: 2407
diff changeset
66 octave_value *
367485171742 [project @ 1996-10-15 16:50:27 by jwe]
jwe
parents: 2407
diff changeset
67 octave_matrix::try_narrowing_conversion (void)
367485171742 [project @ 1996-10-15 16:50:27 by jwe]
jwe
parents: 2407
diff changeset
68 {
367485171742 [project @ 1996-10-15 16:50:27 by jwe]
jwe
parents: 2407
diff changeset
69 octave_value *retval = 0;
367485171742 [project @ 1996-10-15 16:50:27 by jwe]
jwe
parents: 2407
diff changeset
70
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4457
diff changeset
71 if (matrix.nelem () == 1)
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4457
diff changeset
72 retval = new octave_scalar (matrix (0));
2410
367485171742 [project @ 1996-10-15 16:50:27 by jwe]
jwe
parents: 2407
diff changeset
73
367485171742 [project @ 1996-10-15 16:50:27 by jwe]
jwe
parents: 2407
diff changeset
74 return retval;
367485171742 [project @ 1996-10-15 16:50:27 by jwe]
jwe
parents: 2407
diff changeset
75 }
367485171742 [project @ 1996-10-15 16:50:27 by jwe]
jwe
parents: 2407
diff changeset
76
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
77 bool
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
78 octave_matrix::valid_as_scalar_index (void) const
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
79 {
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
80 // XXX FIXME XXX
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
81 return false;
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
82 }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
83
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
84 double
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
85 octave_matrix::double_value (bool) const
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
86 {
4102
cbac6756967e [project @ 2002-10-14 20:16:44 by jwe]
jwe
parents: 4100
diff changeset
87 double retval = lo_ieee_nan_value ();
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
88
4645
bd2067547b40 [project @ 2003-11-23 08:07:52 by jwe]
jwe
parents: 4643
diff changeset
89 if (numel () > 0)
4455
abbf63293766 [project @ 2003-07-11 01:01:16 by jwe]
jwe
parents: 4452
diff changeset
90 {
abbf63293766 [project @ 2003-07-11 01:01:16 by jwe]
jwe
parents: 4452
diff changeset
91 // XXX FIXME XXX -- is warn_fortran_indexing the right variable here?
abbf63293766 [project @ 2003-07-11 01:01:16 by jwe]
jwe
parents: 4452
diff changeset
92 if (Vwarn_fortran_indexing)
abbf63293766 [project @ 2003-07-11 01:01:16 by jwe]
jwe
parents: 4452
diff changeset
93 gripe_implicit_conversion ("real matrix", "real scalar");
abbf63293766 [project @ 2003-07-11 01:01:16 by jwe]
jwe
parents: 4452
diff changeset
94
abbf63293766 [project @ 2003-07-11 01:01:16 by jwe]
jwe
parents: 4452
diff changeset
95 retval = matrix (0, 0);
abbf63293766 [project @ 2003-07-11 01:01:16 by jwe]
jwe
parents: 4452
diff changeset
96 }
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
97 else
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
98 gripe_invalid_conversion ("real matrix", "real scalar");
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
99
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
100 return retval;
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
101 }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
102
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4457
diff changeset
103 // XXX FIXME XXX
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4457
diff changeset
104
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4457
diff changeset
105 Matrix
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4457
diff changeset
106 octave_matrix::matrix_value (bool) const
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4457
diff changeset
107 {
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4457
diff changeset
108 return matrix.matrix_value ();
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4457
diff changeset
109 }
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4457
diff changeset
110
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
111 Complex
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
112 octave_matrix::complex_value (bool) const
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
113 {
4102
cbac6756967e [project @ 2002-10-14 20:16:44 by jwe]
jwe
parents: 4100
diff changeset
114 double tmp = lo_ieee_nan_value ();
cbac6756967e [project @ 2002-10-14 20:16:44 by jwe]
jwe
parents: 4100
diff changeset
115
cbac6756967e [project @ 2002-10-14 20:16:44 by jwe]
jwe
parents: 4100
diff changeset
116 Complex retval (tmp, tmp);
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
117
4455
abbf63293766 [project @ 2003-07-11 01:01:16 by jwe]
jwe
parents: 4452
diff changeset
118 // XXX FIXME XXX -- maybe this should be a function, valid_as_scalar()
abbf63293766 [project @ 2003-07-11 01:01:16 by jwe]
jwe
parents: 4452
diff changeset
119 if (rows () > 0 && columns () > 0)
abbf63293766 [project @ 2003-07-11 01:01:16 by jwe]
jwe
parents: 4452
diff changeset
120 {
abbf63293766 [project @ 2003-07-11 01:01:16 by jwe]
jwe
parents: 4452
diff changeset
121 // XXX FIXME XXX -- is warn_fortran_indexing the right variable here?
abbf63293766 [project @ 2003-07-11 01:01:16 by jwe]
jwe
parents: 4452
diff changeset
122 if (Vwarn_fortran_indexing)
abbf63293766 [project @ 2003-07-11 01:01:16 by jwe]
jwe
parents: 4452
diff changeset
123 gripe_implicit_conversion ("real matrix", "complex scalar");
abbf63293766 [project @ 2003-07-11 01:01:16 by jwe]
jwe
parents: 4452
diff changeset
124
abbf63293766 [project @ 2003-07-11 01:01:16 by jwe]
jwe
parents: 4452
diff changeset
125 retval = matrix (0, 0);
abbf63293766 [project @ 2003-07-11 01:01:16 by jwe]
jwe
parents: 4452
diff changeset
126 }
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
127 else
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
128 gripe_invalid_conversion ("real matrix", "complex scalar");
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
129
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
130 return retval;
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
131 }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
132
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4457
diff changeset
133 // XXX FIXME XXX
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4457
diff changeset
134
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4457
diff changeset
135 ComplexMatrix
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4457
diff changeset
136 octave_matrix::complex_matrix_value (bool) const
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4457
diff changeset
137 {
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4457
diff changeset
138 return ComplexMatrix (matrix.matrix_value ());
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4457
diff changeset
139 }
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4457
diff changeset
140
4699
5e2c68946f30 [project @ 2004-01-20 23:04:46 by jwe]
jwe
parents: 4687
diff changeset
141 ComplexNDArray
5e2c68946f30 [project @ 2004-01-20 23:04:46 by jwe]
jwe
parents: 4687
diff changeset
142 octave_matrix::complex_array_value (bool) const
5e2c68946f30 [project @ 2004-01-20 23:04:46 by jwe]
jwe
parents: 4687
diff changeset
143 {
5e2c68946f30 [project @ 2004-01-20 23:04:46 by jwe]
jwe
parents: 4687
diff changeset
144 return ComplexNDArray (matrix);
5e2c68946f30 [project @ 2004-01-20 23:04:46 by jwe]
jwe
parents: 4687
diff changeset
145 }
5e2c68946f30 [project @ 2004-01-20 23:04:46 by jwe]
jwe
parents: 4687
diff changeset
146
4645
bd2067547b40 [project @ 2003-11-23 08:07:52 by jwe]
jwe
parents: 4643
diff changeset
147 streamoff_array
bd2067547b40 [project @ 2003-11-23 08:07:52 by jwe]
jwe
parents: 4643
diff changeset
148 octave_matrix::streamoff_array_value (void) const
bd2067547b40 [project @ 2003-11-23 08:07:52 by jwe]
jwe
parents: 4643
diff changeset
149 {
bd2067547b40 [project @ 2003-11-23 08:07:52 by jwe]
jwe
parents: 4643
diff changeset
150 streamoff_array retval (dims ());
bd2067547b40 [project @ 2003-11-23 08:07:52 by jwe]
jwe
parents: 4643
diff changeset
151
bd2067547b40 [project @ 2003-11-23 08:07:52 by jwe]
jwe
parents: 4643
diff changeset
152 int nel = numel ();
bd2067547b40 [project @ 2003-11-23 08:07:52 by jwe]
jwe
parents: 4643
diff changeset
153
bd2067547b40 [project @ 2003-11-23 08:07:52 by jwe]
jwe
parents: 4643
diff changeset
154 for (int i = 0; i < nel; i++)
bd2067547b40 [project @ 2003-11-23 08:07:52 by jwe]
jwe
parents: 4643
diff changeset
155 {
bd2067547b40 [project @ 2003-11-23 08:07:52 by jwe]
jwe
parents: 4643
diff changeset
156 double d = matrix(i);
bd2067547b40 [project @ 2003-11-23 08:07:52 by jwe]
jwe
parents: 4643
diff changeset
157
bd2067547b40 [project @ 2003-11-23 08:07:52 by jwe]
jwe
parents: 4643
diff changeset
158 if (D_NINT (d) == d)
bd2067547b40 [project @ 2003-11-23 08:07:52 by jwe]
jwe
parents: 4643
diff changeset
159 retval(i) = std::streamoff (static_cast<long> (d));
bd2067547b40 [project @ 2003-11-23 08:07:52 by jwe]
jwe
parents: 4643
diff changeset
160 else
bd2067547b40 [project @ 2003-11-23 08:07:52 by jwe]
jwe
parents: 4643
diff changeset
161 {
bd2067547b40 [project @ 2003-11-23 08:07:52 by jwe]
jwe
parents: 4643
diff changeset
162 error ("conversion to streamoff_array value failed");
bd2067547b40 [project @ 2003-11-23 08:07:52 by jwe]
jwe
parents: 4643
diff changeset
163 break;
bd2067547b40 [project @ 2003-11-23 08:07:52 by jwe]
jwe
parents: 4643
diff changeset
164 }
bd2067547b40 [project @ 2003-11-23 08:07:52 by jwe]
jwe
parents: 4643
diff changeset
165 }
bd2067547b40 [project @ 2003-11-23 08:07:52 by jwe]
jwe
parents: 4643
diff changeset
166
bd2067547b40 [project @ 2003-11-23 08:07:52 by jwe]
jwe
parents: 4643
diff changeset
167 return retval;
bd2067547b40 [project @ 2003-11-23 08:07:52 by jwe]
jwe
parents: 4643
diff changeset
168 }
bd2067547b40 [project @ 2003-11-23 08:07:52 by jwe]
jwe
parents: 4643
diff changeset
169
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
170 octave_value
4457
d7d9ca19960a [project @ 2003-07-11 03:05:38 by jwe]
jwe
parents: 4455
diff changeset
171 octave_matrix::convert_to_str_internal (bool, bool) const
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
172 {
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
173 octave_value retval;
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
174
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
175 int nr = matrix.rows ();
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
176 int nc = matrix.columns ();
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
177
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
178 if (nr == 0 && nc == 0)
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
179 {
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
180 char s = '\0';
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
181 retval = octave_value (&s);
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
182 }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
183 else
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
184 {
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
185 if (nr == 0 || nc == 0)
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
186 {
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
187 char s = '\0';
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
188 retval = octave_value (&s);
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
189 }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
190 else
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
191 {
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
192 charMatrix chm (nr, nc);
4100
ed0090ecf80f [project @ 2002-10-11 16:37:45 by jwe]
jwe
parents: 4066
diff changeset
193
ed0090ecf80f [project @ 2002-10-11 16:37:45 by jwe]
jwe
parents: 4066
diff changeset
194 bool warned = false;
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
195
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
196 for (int j = 0; j < nc; j++)
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
197 {
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
198 for (int i = 0; i < nr; i++)
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
199 {
4153
6b96ce9f5743 [project @ 2002-11-06 20:38:49 by jwe]
jwe
parents: 4102
diff changeset
200 OCTAVE_QUIT;
6b96ce9f5743 [project @ 2002-11-06 20:38:49 by jwe]
jwe
parents: 4102
diff changeset
201
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
202 double d = matrix (i, j);
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
203
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
204 if (xisnan (d))
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
205 {
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
206 ::error ("invalid conversion from NaN to character");
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
207 return retval;
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
208 }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
209 else
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
210 {
4100
ed0090ecf80f [project @ 2002-10-11 16:37:45 by jwe]
jwe
parents: 4066
diff changeset
211 int ival = NINT (d);
ed0090ecf80f [project @ 2002-10-11 16:37:45 by jwe]
jwe
parents: 4066
diff changeset
212
ed0090ecf80f [project @ 2002-10-11 16:37:45 by jwe]
jwe
parents: 4066
diff changeset
213 if (ival < 0 || ival > UCHAR_MAX)
ed0090ecf80f [project @ 2002-10-11 16:37:45 by jwe]
jwe
parents: 4066
diff changeset
214 {
ed0090ecf80f [project @ 2002-10-11 16:37:45 by jwe]
jwe
parents: 4066
diff changeset
215 // XXX FIXME XXX -- is there something
ed0090ecf80f [project @ 2002-10-11 16:37:45 by jwe]
jwe
parents: 4066
diff changeset
216 // better we could do?
ed0090ecf80f [project @ 2002-10-11 16:37:45 by jwe]
jwe
parents: 4066
diff changeset
217
ed0090ecf80f [project @ 2002-10-11 16:37:45 by jwe]
jwe
parents: 4066
diff changeset
218 ival = 0;
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
219
4100
ed0090ecf80f [project @ 2002-10-11 16:37:45 by jwe]
jwe
parents: 4066
diff changeset
220 if (! warned)
ed0090ecf80f [project @ 2002-10-11 16:37:45 by jwe]
jwe
parents: 4066
diff changeset
221 {
ed0090ecf80f [project @ 2002-10-11 16:37:45 by jwe]
jwe
parents: 4066
diff changeset
222 ::warning ("range error for conversion to character value");
ed0090ecf80f [project @ 2002-10-11 16:37:45 by jwe]
jwe
parents: 4066
diff changeset
223 warned = true;
ed0090ecf80f [project @ 2002-10-11 16:37:45 by jwe]
jwe
parents: 4066
diff changeset
224 }
ed0090ecf80f [project @ 2002-10-11 16:37:45 by jwe]
jwe
parents: 4066
diff changeset
225 }
ed0090ecf80f [project @ 2002-10-11 16:37:45 by jwe]
jwe
parents: 4066
diff changeset
226
ed0090ecf80f [project @ 2002-10-11 16:37:45 by jwe]
jwe
parents: 4066
diff changeset
227 chm (i, j) = static_cast<char> (ival);
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
228 }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
229 }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
230 }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
231
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
232 retval = octave_value (chm, 1);
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
233 }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
234 }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
235
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
236 return retval;
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
237 }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
238
4687
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
239 static Matrix
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
240 strip_infnan (const Matrix& m)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
241 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
242 int nr = m.rows ();
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
243 int nc = m.columns ();
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
244
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
245 Matrix retval (nr, nc);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
246
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
247 int k = 0;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
248 for (int i = 0; i < nr; i++)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
249 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
250 for (int j = 0; j < nc; j++)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
251 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
252 double d = m (i, j);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
253 if (xisnan (d))
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
254 goto next_row;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
255 else
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
256 retval (k, j) = xisinf (d) ? (d > 0 ? OCT_RBV : -OCT_RBV) : d;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
257 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
258 k++;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
259
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
260 next_row:
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
261 continue;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
262 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
263
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
264 if (k > 0)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
265 retval.resize (k, nc);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
266
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
267 return retval;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
268 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
269
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
270 bool
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
271 octave_matrix::save_ascii (std::ostream& os, bool& infnan_warned,
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
272 bool strip_nan_and_inf)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
273 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
274 dim_vector d = dims ();
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
275 if (d.length () > 2)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
276 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
277 NDArray tmp = array_value ();
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
278
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
279 if (strip_nan_and_inf)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
280 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
281 warning ("save: Can not strip Inf or NaN values");
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
282 warning ("save: Inf or NaN values may not be reloadable");
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
283 infnan_warned = true;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
284 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
285 else if (! infnan_warned && tmp.any_element_is_inf_or_nan ())
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
286 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
287 warning ("save: Inf or NaN values may not be reloadable");
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
288 infnan_warned = true;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
289 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
290
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
291 os << "# ndims: " << d.length () << "\n";
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
292
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
293 for (int i=0; i < d.length (); i++)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
294 os << " " << d (i);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
295
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
296 os << "\n" << tmp;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
297 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
298 else
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
299 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
300 // Keep this case, rather than use generic code above for backward
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
301 // compatiability. Makes load_ascii much more complex!!
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
302 os << "# rows: " << rows () << "\n"
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
303 << "# columns: " << columns () << "\n";
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
304
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
305 Matrix tmp = matrix_value ();
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
306
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
307 if (strip_nan_and_inf)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
308 tmp = strip_infnan (tmp);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
309 else if (! infnan_warned && tmp.any_element_is_inf_or_nan ())
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
310 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
311 warning ("save: Inf or NaN values may not be reloadable");
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
312 infnan_warned = true;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
313 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
314
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
315 os << tmp;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
316 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
317
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
318 return true;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
319 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
320
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
321 bool
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
322 octave_matrix::load_ascii (std::istream& is)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
323 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
324 int mdims = 0;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
325 bool success = true;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
326 std::streampos pos = is.tellg ();
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
327
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
328 if (extract_keyword (is, "ndims", mdims, true))
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
329 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
330 if (mdims >= 0)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
331 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
332 dim_vector dv;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
333 dv.resize (mdims);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
334
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
335 for (int i = 0; i < mdims; i++)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
336 is >> dv(i);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
337
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
338 NDArray tmp(dv);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
339 is >> tmp;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
340
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
341 if (!is)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
342 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
343 error ("load: failed to load matrix constant");
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
344 success = false;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
345 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
346 matrix = tmp;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
347 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
348 else
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
349 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
350 error ("load: failed to extract number of rows and columns");
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
351 success = false;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
352 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
353 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
354 else
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
355 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
356 int nr = 0;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
357 int nc = 0;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
358
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
359 // re-read the same line again
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
360 is.clear ();
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
361 is.seekg (pos);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
362
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
363 if (extract_keyword (is, "rows", nr) && nr >= 0
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
364 && extract_keyword (is, "columns", nc) && nc >= 0)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
365 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
366 if (nr > 0 && nc > 0)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
367 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
368 Matrix tmp (nr, nc);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
369 is >> tmp;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
370 if (is)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
371 matrix = tmp;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
372 else
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
373 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
374 error ("load: failed to load matrix constant");
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
375 success = false;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
376 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
377 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
378 else if (nr == 0 || nc == 0)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
379 matrix = Matrix (nr, nc);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
380 else
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
381 panic_impossible ();
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
382 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
383 else
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
384 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
385 error ("load: failed to extract number of rows and columns");
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
386 success = false;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
387 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
388 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
389
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
390 return success;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
391 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
392
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
393 bool
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
394 octave_matrix::save_binary (std::ostream& os, bool& save_as_floats)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
395 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
396
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
397 dim_vector d = dims ();
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
398 if (d.length() < 1)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
399 return false;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
400
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
401 // Use negative value for ndims to differentiate with old format!!
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
402 FOUR_BYTE_INT tmp = - d.length();
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
403 os.write (X_CAST (char *, &tmp), 4);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
404 for (int i=0; i < d.length (); i++)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
405 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
406 tmp = d(i);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
407 os.write (X_CAST (char *, &tmp), 4);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
408 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
409
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
410 NDArray m = array_value ();
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
411 save_type st = LS_DOUBLE;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
412 if (save_as_floats)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
413 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
414 if (m.too_large_for_float ())
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
415 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
416 warning ("save: some values too large to save as floats --");
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
417 warning ("save: saving as doubles instead");
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
418 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
419 else
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
420 st = LS_FLOAT;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
421 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
422 else if (d.numel () > 8192) // XXX FIXME XXX -- make this configurable.
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
423 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
424 double max_val, min_val;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
425 if (m.all_integers (max_val, min_val))
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
426 st = get_save_type (max_val, min_val);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
427 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
428
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
429 const double *mtmp = m.data ();
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
430 write_doubles (os, mtmp, st, d.numel ());
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
431
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
432 return true;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
433 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
434
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
435 bool
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
436 octave_matrix::load_binary (std::istream& is, bool swap,
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
437 oct_mach_info::float_format fmt)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
438 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
439 char tmp;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
440 FOUR_BYTE_INT mdims;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
441 if (! is.read (X_CAST (char *, &mdims), 4))
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
442 return false;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
443 if (swap)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
444 swap_4_bytes (X_CAST (char *, &mdims));
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
445 if (mdims < 0)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
446 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
447 mdims = - mdims;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
448 FOUR_BYTE_INT di;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
449 dim_vector dv;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
450 dv.resize (mdims);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
451
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
452 for (int i = 0; i < mdims; i++)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
453 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
454 if (! is.read (X_CAST (char *, &di), 4))
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
455 return false;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
456 if (swap)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
457 swap_4_bytes (X_CAST (char *, &di));
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
458 dv(i) = di;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
459 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
460
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
461 if (! is.read (X_CAST (char *, &tmp), 1))
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
462 return false;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
463
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
464 NDArray m(dv);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
465 double *re = m.fortran_vec ();
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
466 read_doubles (is, re, X_CAST (save_type, tmp), dv.numel (), swap, fmt);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
467 if (error_state || ! is)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
468 return false;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
469 matrix = m;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
470 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
471 else
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
472 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
473 FOUR_BYTE_INT nr, nc;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
474 nr = mdims;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
475 if (! is.read (X_CAST (char *, &nc), 4))
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
476 return false;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
477 if (swap)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
478 swap_4_bytes (X_CAST (char *, &nc));
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
479 if (! is.read (X_CAST (char *, &tmp), 1))
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
480 return false;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
481 Matrix m (nr, nc);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
482 double *re = m.fortran_vec ();
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
483 int len = nr * nc;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
484 read_doubles (is, re, X_CAST (save_type, tmp), len, swap, fmt);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
485 if (error_state || ! is)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
486 return false;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
487 matrix = m;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
488 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
489 return true;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
490 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
491
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
492 #if defined (HAVE_HDF5)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
493 bool
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
494 octave_matrix::save_hdf5 (hid_t loc_id, const char *name, bool save_as_floats)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
495 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
496 dim_vector d = dims ();
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
497 hsize_t hdims[d.length () > 2 ? d.length () : 3];
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
498 hid_t space_hid = -1, data_hid = -1;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
499 int rank = ( (d (0) == 1) && (d.length () == 2) ? 1 : d.length ());
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
500 bool retval = true;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
501 NDArray m = array_value ();
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
502
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
503 // Octave uses column-major, while HDF5 uses row-major ordering
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
504 for (int i = 0, j = d.length() - 1; i < d.length (); i++, j--)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
505 hdims[i] = d (j);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
506
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
507 space_hid = H5Screate_simple (rank, hdims, (hsize_t*) 0);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
508 if (space_hid < 0) return false;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
509
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
510 hid_t save_type_hid = H5T_NATIVE_DOUBLE;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
511
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
512 if (save_as_floats)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
513 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
514 if (m.too_large_for_float ())
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
515 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
516 warning ("save: some values too large to save as floats --");
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
517 warning ("save: saving as doubles instead");
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
518 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
519 else
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
520 save_type_hid = H5T_NATIVE_FLOAT;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
521 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
522 #if HAVE_HDF5_INT2FLOAT_CONVERSIONS
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
523 // hdf5 currently doesn't support float/integer conversions
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
524 else
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
525 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
526 double max_val, min_val;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
527
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
528 if (m.all_integers (max_val, min_val))
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
529 save_type_hid
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
530 = save_type_to_hdf5 (get_save_type (max_val, min_val));
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
531 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
532 #endif /* HAVE_HDF5_INT2FLOAT_CONVERSIONS */
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
533
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
534 data_hid = H5Dcreate (loc_id, name, save_type_hid, space_hid,
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
535 H5P_DEFAULT);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
536 if (data_hid < 0)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
537 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
538 H5Sclose (space_hid);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
539 return false;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
540 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
541
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
542 double *mtmp = m.fortran_vec ();
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
543 retval = H5Dwrite (data_hid, H5T_NATIVE_DOUBLE, H5S_ALL, H5S_ALL,
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
544 H5P_DEFAULT, (void*) mtmp) >= 0;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
545
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
546 H5Dclose (data_hid);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
547 H5Sclose (space_hid);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
548 return retval;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
549 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
550
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
551 bool
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
552 octave_matrix::load_hdf5 (hid_t loc_id, const char *name,
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
553 bool /* have_h5giterate_bug */)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
554 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
555 bool retval = false;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
556 hid_t data_hid = H5Dopen (loc_id, name);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
557 hid_t space_id = H5Dget_space (data_hid);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
558
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
559 hsize_t rank = H5Sget_simple_extent_ndims (space_id);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
560
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
561 if (rank < 1)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
562 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
563 H5Sclose (space_id);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
564 H5Dclose (data_hid);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
565 return false;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
566 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
567
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
568 OCTAVE_LOCAL_BUFFER (hsize_t, hdims, rank);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
569 OCTAVE_LOCAL_BUFFER (hsize_t, maxdims, rank);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
570
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
571 H5Sget_simple_extent_dims (space_id, hdims, maxdims);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
572
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
573 dim_vector dv;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
574
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
575 // Octave uses column-major, while HDF5 uses row-major ordering
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
576 if (rank == 1)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
577 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
578 dv.resize (2);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
579 dv(0) = 1;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
580 dv(1) = hdims[0];
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
581 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
582 else
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
583 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
584 dv.resize (rank);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
585 for (int i = 0, j = rank - 1; i < (int)rank; i++, j--)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
586 dv(j) = hdims[i];
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
587 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
588
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
589 NDArray m (dv);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
590 double *re = m.fortran_vec ();
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
591 if (H5Dread (data_hid, H5T_NATIVE_DOUBLE, H5S_ALL, H5S_ALL,
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
592 H5P_DEFAULT, (void *) re) >= 0)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
593 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
594 retval = true;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
595 matrix = m;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
596 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
597
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
598 H5Sclose (space_id);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
599 H5Dclose (data_hid);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
600 return retval;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
601 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
602 #endif
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4645
diff changeset
603
4643
ef3a14fb6847 [project @ 2003-11-22 12:25:44 by jwe]
jwe
parents: 4612
diff changeset
604 void
ef3a14fb6847 [project @ 2003-11-22 12:25:44 by jwe]
jwe
parents: 4612
diff changeset
605 octave_matrix::print_raw (std::ostream& os,
ef3a14fb6847 [project @ 2003-11-22 12:25:44 by jwe]
jwe
parents: 4612
diff changeset
606 bool pr_as_read_syntax) const
ef3a14fb6847 [project @ 2003-11-22 12:25:44 by jwe]
jwe
parents: 4612
diff changeset
607 {
ef3a14fb6847 [project @ 2003-11-22 12:25:44 by jwe]
jwe
parents: 4612
diff changeset
608 octave_print_internal (os, matrix, pr_as_read_syntax,
ef3a14fb6847 [project @ 2003-11-22 12:25:44 by jwe]
jwe
parents: 4612
diff changeset
609 current_print_indent_level ());
ef3a14fb6847 [project @ 2003-11-22 12:25:44 by jwe]
jwe
parents: 4612
diff changeset
610 }
ef3a14fb6847 [project @ 2003-11-22 12:25:44 by jwe]
jwe
parents: 4612
diff changeset
611
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
612 /*
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
613 ;;; Local Variables: ***
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
614 ;;; mode: C++ ***
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
615 ;;; End: ***
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
616 */