Mercurial > hg > octave-nkf

annotate liboctave/numeric/floatGEPBAL.cc @ 20215:a3dbb17d4dad

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Added tag rc-4-0-0-2 for changeset eba80000fa0d
author John W. Eaton <jwe@octave.org>
date Fri, 20 Mar 2015 16:19:47 -0400
parents 4197fc428c7d
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
7792
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
1 /*
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
2
19898
4197fc428c7d maint: Update copyright notices for 2015.
John W. Eaton <jwe@octave.org>
parents: 17769
diff changeset
3 Copyright (C) 1994-2015 John W. Eaton
7792
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
4
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
5 This file is part of Octave.
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
6
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
7 Octave is free software; you can redistribute it and/or modify it
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
8 under the terms of the GNU General Public License as published by the
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
9 Free Software Foundation; either version 3 of the License, or (at your
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
10 option) any later version.
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
11
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
12 Octave is distributed in the hope that it will be useful, but WITHOUT
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
15 for more details.
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
16
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
17 You should have received a copy of the GNU General Public License
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
18 along with Octave; see the file COPYING. If not, see
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
19 <http://www.gnu.org/licenses/>.
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
20
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
21 */
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
22
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
23 #ifdef HAVE_CONFIG_H
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
24 #include <config.h>
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
25 #endif
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
26
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
27 #include <string>
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
28 #include <vector>
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
29
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
30 #include "floatGEPBAL.h"
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
31 #include "Array-util.h"
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
32 #include "f77-fcn.h"
8377
25bc2d31e1bf improve OCTAVE_LOCAL_BUFFER
Jaroslav Hajek <highegg@gmail.com>
parents: 7792
diff changeset
33 #include "oct-locbuf.h"
7792
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
34
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
35 extern "C"
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
36 {
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
37 F77_RET_T
11495
8a5e980da6aa style fixes
John W. Eaton <jwe@octave.org>
parents: 10314
diff changeset
38 F77_FUNC (sggbal, SGGBAL) (F77_CONST_CHAR_ARG_DECL,
8a5e980da6aa style fixes
John W. Eaton <jwe@octave.org>
parents: 10314
diff changeset
39 const octave_idx_type& N, float* A,
8a5e980da6aa style fixes
John W. Eaton <jwe@octave.org>
parents: 10314
diff changeset
40 const octave_idx_type& LDA, float* B,
8a5e980da6aa style fixes
John W. Eaton <jwe@octave.org>
parents: 10314
diff changeset
41 const octave_idx_type& LDB,
8a5e980da6aa style fixes
John W. Eaton <jwe@octave.org>
parents: 10314
diff changeset
42 octave_idx_type& ILO, octave_idx_type& IHI,
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
43 float* LSCALE, float* RSCALE,
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
44 float* WORK, octave_idx_type& INFO
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
45 F77_CHAR_ARG_LEN_DECL);
7792
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
46
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
47 F77_RET_T
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
48 F77_FUNC (sggbak, SGGBAK) (F77_CONST_CHAR_ARG_DECL,
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
49 F77_CONST_CHAR_ARG_DECL,
11495
8a5e980da6aa style fixes
John W. Eaton <jwe@octave.org>
parents: 10314
diff changeset
50 const octave_idx_type& N,
8a5e980da6aa style fixes
John W. Eaton <jwe@octave.org>
parents: 10314
diff changeset
51 const octave_idx_type& ILO,
8a5e980da6aa style fixes
John W. Eaton <jwe@octave.org>
parents: 10314
diff changeset
52 const octave_idx_type& IHI,
8a5e980da6aa style fixes
John W. Eaton <jwe@octave.org>
parents: 10314
diff changeset
53 const float* LSCALE, const float* RSCALE,
8a5e980da6aa style fixes
John W. Eaton <jwe@octave.org>
parents: 10314
diff changeset
54 octave_idx_type& M, float* V,
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
55 const octave_idx_type& LDV, octave_idx_type& INFO
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
56 F77_CHAR_ARG_LEN_DECL
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
57 F77_CHAR_ARG_LEN_DECL);
7792
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
58
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
59 }
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
60
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
61 octave_idx_type
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11523
diff changeset
62 FloatGEPBALANCE::init (const FloatMatrix& a, const FloatMatrix& b,
17769
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/
Rik <rik@octave.org>
parents: 17744
diff changeset
63 const std::string& balance_job)
7792
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
64 {
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
65 octave_idx_type n = a.cols ();
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
66
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
67 if (a.rows () != n)
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
68 {
17769
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/
Rik <rik@octave.org>
parents: 17744
diff changeset
69 (*current_liboctave_error_handler)
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/
Rik <rik@octave.org>
parents: 17744
diff changeset
70 ("FloatGEPBALANCE requires square matrix");
7792
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
71 return -1;
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
72 }
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
73
14846
460a3c6d8bf1 maint: Use Octave coding convention for cuddled parenthis in function calls with empty argument lists.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
74 if (a.dims () != b.dims ())
7792
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
75 {
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
76 gripe_nonconformant ("FloatGEPBALANCE", n, n, b.rows(), b.cols());
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
77 return -1;
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11523
diff changeset
78 }
7792
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
79
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
80 octave_idx_type info;
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
81 octave_idx_type ilo;
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
82 octave_idx_type ihi;
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
83
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
84 OCTAVE_LOCAL_BUFFER (float, plscale, n);
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
85 OCTAVE_LOCAL_BUFFER (float, prscale, n);
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
86 OCTAVE_LOCAL_BUFFER (float, pwork, 6 * n);
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
87
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
88 balanced_mat = a;
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
89 float *p_balanced_mat = balanced_mat.fortran_vec ();
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
90 balanced_mat2 = b;
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
91 float *p_balanced_mat2 = balanced_mat2.fortran_vec ();
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
92
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
93 char job = balance_job[0];
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
94
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
95 F77_XFCN (sggbal, SGGBAL, (F77_CONST_CHAR_ARG2 (&job, 1),
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
96 n, p_balanced_mat, n, p_balanced_mat2,
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
97 n, ilo, ihi, plscale, prscale, pwork, info
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
98 F77_CHAR_ARG_LEN (1)));
7792
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
99
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
100 balancing_mat = FloatMatrix (n, n, 0.0);
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
101 balancing_mat2 = FloatMatrix (n, n, 0.0);
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
102 for (octave_idx_type i = 0; i < n; i++)
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
103 {
10142
829e69ec3110 make OCTAVE_QUIT a function
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
104 octave_quit ();
7792
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
105 balancing_mat.elem (i ,i) = 1.0;
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
106 balancing_mat2.elem (i ,i) = 1.0;
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
107 }
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
108
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
109 float *p_balancing_mat = balancing_mat.fortran_vec ();
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
110 float *p_balancing_mat2 = balancing_mat2.fortran_vec ();
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
111
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
112 // first left
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
113 F77_XFCN (sggbak, SGGBAK, (F77_CONST_CHAR_ARG2 (&job, 1),
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
114 F77_CONST_CHAR_ARG2 ("L", 1),
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
115 n, ilo, ihi, plscale, prscale,
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
116 n, p_balancing_mat, n, info
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
117 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
118 F77_CHAR_ARG_LEN (1)));
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11523
diff changeset
119
7792
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
120 // then right
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
121 F77_XFCN (sggbak, SGGBAK, (F77_CONST_CHAR_ARG2 (&job, 1),
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
122 F77_CONST_CHAR_ARG2 ("R", 1),
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
123 n, ilo, ihi, plscale, prscale,
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
124 n, p_balancing_mat2, n, info
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
125 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
126 F77_CHAR_ARG_LEN (1)));
7792
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
127
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
128 return info;
39c1026191e9 add missing files from single-precision merge
John W. Eaton <jwe@octave.org>
parents:
diff changeset
129 }