octave: liboctave/numeric/svd.cc annotate

annotate liboctave/numeric/svd.cc @ 22317:6ca3acf5fad8

move some new numeric classes to namespace octave::math * aepbalance.cc, aepbalance.h, chol.cc, chol.h, gepbalance.cc, gepbalance.h, hess.cc, hess.h, lu.cc, lu.h, qr.cc, qr.h, qrp.cc, qrp.h, schur.cc, schur.h, sparse-chol.cc, sparse-chol.h, sparse-dmsolve.cc,sparse-lu.cc, sparse-lu.h, sparse-qr.cc, sparse-qr.h, svd.cc, svd.h: Move classes to namespace octave::math. * __luinc__.cc, __qp__.cc, balance.cc, hess.cc, lu.cc, qz.cc, schur.cc, sqrtm.cc, svd.cc, chol.cc, dmperm.cc, qr.cc, lex.h, CMatrix.cc, CSparse.cc, dMatrix.cc, dSparse.cc, fCMatrix.cc, fMatrix.cc, eigs-base.cc, oct-norm.cc: Update for new namespaces.

author	John W. Eaton <jwe@octave.org>
date	Tue, 16 Aug 2016 15:48:22 -0400
parents	bc2a5db96754
children	93b3cdd36854

rev	line source
457 3d4b4f0fa5ba [project @ 1994-06-06 00:33:33 by jwe] jwe parents: diff changeset	1 /*
3d4b4f0fa5ba [project @ 1994-06-06 00:33:33 by jwe] jwe parents: diff changeset	2
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	3 Copyright (C) 2016 Carnë Draug
19697 4197fc428c7d maint: Update copyright notices for 2015. John W. Eaton <jwe@octave.org> parents: 17769 diff changeset	4 Copyright (C) 1994-2015 John W. Eaton
457 3d4b4f0fa5ba [project @ 1994-06-06 00:33:33 by jwe] jwe parents: diff changeset	5
3d4b4f0fa5ba [project @ 1994-06-06 00:33:33 by jwe] jwe parents: diff changeset	6 This file is part of Octave.
3d4b4f0fa5ba [project @ 1994-06-06 00:33:33 by jwe] jwe parents: diff changeset	7
3d4b4f0fa5ba [project @ 1994-06-06 00:33:33 by jwe] jwe parents: diff changeset	8 Octave is free software; you can redistribute it and/or modify it
3d4b4f0fa5ba [project @ 1994-06-06 00:33:33 by jwe] jwe parents: diff changeset	9 under the terms of the GNU General Public License as published by the
7016 93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 5307 diff changeset	10 Free Software Foundation; either version 3 of the License, or (at your
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 5307 diff changeset	11 option) any later version.
457 3d4b4f0fa5ba [project @ 1994-06-06 00:33:33 by jwe] jwe parents: diff changeset	12
3d4b4f0fa5ba [project @ 1994-06-06 00:33:33 by jwe] jwe parents: diff changeset	13 Octave is distributed in the hope that it will be useful, but WITHOUT
3d4b4f0fa5ba [project @ 1994-06-06 00:33:33 by jwe] jwe parents: diff changeset	14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
3d4b4f0fa5ba [project @ 1994-06-06 00:33:33 by jwe] jwe parents: diff changeset	15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
3d4b4f0fa5ba [project @ 1994-06-06 00:33:33 by jwe] jwe parents: diff changeset	16 for more details.
3d4b4f0fa5ba [project @ 1994-06-06 00:33:33 by jwe] jwe parents: diff changeset	17
3d4b4f0fa5ba [project @ 1994-06-06 00:33:33 by jwe] jwe parents: diff changeset	18 You should have received a copy of the GNU General Public License
7016 93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 5307 diff changeset	19 along with Octave; see the file COPYING. If not, see
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 5307 diff changeset	20 <http://www.gnu.org/licenses/>.
457 3d4b4f0fa5ba [project @ 1994-06-06 00:33:33 by jwe] jwe parents: diff changeset	21
3d4b4f0fa5ba [project @ 1994-06-06 00:33:33 by jwe] jwe parents: diff changeset	22 */
3d4b4f0fa5ba [project @ 1994-06-06 00:33:33 by jwe] jwe parents: diff changeset	23
21724 aba2e6293dd8 use "#if ..." consistently instead of "#ifdef" and "#ifndef" John W. Eaton <jwe@octave.org> parents: 21301 diff changeset	24 #if defined (HAVE_CONFIG_H)
21301 40de9f8f23a6 Use '#include "config.h"' rather than <config.h>. Rik <rik@octave.org> parents: 21273 diff changeset	25 # include "config.h"
457 3d4b4f0fa5ba [project @ 1994-06-06 00:33:33 by jwe] jwe parents: diff changeset	26 #endif
3d4b4f0fa5ba [project @ 1994-06-06 00:33:33 by jwe] jwe parents: diff changeset	27
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	28 #include "svd.h"
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	29
21273 cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	30 #include <cassert>
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	31 #include <algorithm>
1631 b0b22b6ce22f [project @ 1995-11-14 20:24:15 by jwe] jwe parents: 1545 diff changeset	32
21273 cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	33 #include "CMatrix.h"
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	34 #include "dDiagMatrix.h"
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	35 #include "fDiagMatrix.h"
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	36 #include "dMatrix.h"
1847 2ffe49eb95a5 [project @ 1996-02-03 12:47:55 by jwe] jwe parents: 1631 diff changeset	37 #include "f77-fcn.h"
21273 cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	38 #include "fCMatrix.h"
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	39 #include "fMatrix.h"
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	40 #include "lo-error.h"
10601 3ce0c530a9c9 implement svd_driver Jaroslav Hajek <highegg@gmail.com> parents: 10350 diff changeset	41 #include "oct-locbuf.h"
457 3d4b4f0fa5ba [project @ 1994-06-06 00:33:33 by jwe] jwe parents: diff changeset	42
3d4b4f0fa5ba [project @ 1994-06-06 00:33:33 by jwe] jwe parents: diff changeset	43 extern "C"
3d4b4f0fa5ba [project @ 1994-06-06 00:33:33 by jwe] jwe parents: diff changeset	44 {
4552 6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4192 diff changeset	45 F77_RET_T
6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4192 diff changeset	46 F77_FUNC (dgesvd, DGESVD) (F77_CONST_CHAR_ARG_DECL,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10258 diff changeset	47 F77_CONST_CHAR_ARG_DECL,
22133 59cadee1c74b new macros for F77 data types John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	48 const F77_INT&, const F77_INT&,
59cadee1c74b new macros for F77 data types John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	49 F77_DBLE, const F77_INT&, F77_DBLE,
59cadee1c74b new macros for F77 data types John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	50 F77_DBLE, const F77_INT&, F77_DBLE,
59cadee1c74b new macros for F77 data types John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	51 const F77_INT&, F77_DBLE*,
59cadee1c74b new macros for F77 data types John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	52 const F77_INT&, F77_INT&
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10258 diff changeset	53 F77_CHAR_ARG_LEN_DECL
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10258 diff changeset	54 F77_CHAR_ARG_LEN_DECL);
10601 3ce0c530a9c9 implement svd_driver Jaroslav Hajek <highegg@gmail.com> parents: 10350 diff changeset	55
3ce0c530a9c9 implement svd_driver Jaroslav Hajek <highegg@gmail.com> parents: 10350 diff changeset	56 F77_RET_T
3ce0c530a9c9 implement svd_driver Jaroslav Hajek <highegg@gmail.com> parents: 10350 diff changeset	57 F77_FUNC (dgesdd, DGESDD) (F77_CONST_CHAR_ARG_DECL,
22133 59cadee1c74b new macros for F77 data types John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	58 const F77_INT&, const F77_INT&,
59cadee1c74b new macros for F77 data types John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	59 F77_DBLE, const F77_INT&, F77_DBLE,
59cadee1c74b new macros for F77 data types John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	60 F77_DBLE, const F77_INT&, F77_DBLE,
59cadee1c74b new macros for F77 data types John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	61 const F77_INT&, F77_DBLE*,
59cadee1c74b new macros for F77 data types John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	62 const F77_INT&, F77_INT *,
59cadee1c74b new macros for F77 data types John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	63 F77_INT&
10601 3ce0c530a9c9 implement svd_driver Jaroslav Hajek <highegg@gmail.com> parents: 10350 diff changeset	64 F77_CHAR_ARG_LEN_DECL);
21273 cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	65
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	66 F77_RET_T
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	67 F77_FUNC (sgesvd, SGESVD) (F77_CONST_CHAR_ARG_DECL,
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	68 F77_CONST_CHAR_ARG_DECL,
22133 59cadee1c74b new macros for F77 data types John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	69 const F77_INT&, const F77_INT&,
59cadee1c74b new macros for F77 data types John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	70 F77_REAL, const F77_INT&, F77_REAL,
59cadee1c74b new macros for F77 data types John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	71 F77_REAL, const F77_INT&, F77_REAL,
59cadee1c74b new macros for F77 data types John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	72 const F77_INT&, F77_REAL*,
59cadee1c74b new macros for F77 data types John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	73 const F77_INT&, F77_INT&
21273 cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	74 F77_CHAR_ARG_LEN_DECL
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	75 F77_CHAR_ARG_LEN_DECL);
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	76
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	77 F77_RET_T
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	78 F77_FUNC (sgesdd, SGESDD) (F77_CONST_CHAR_ARG_DECL,
22133 59cadee1c74b new macros for F77 data types John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	79 const F77_INT&, const F77_INT&,
59cadee1c74b new macros for F77 data types John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	80 F77_REAL, const F77_INT&, F77_REAL,
59cadee1c74b new macros for F77 data types John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	81 F77_REAL, const F77_INT&, F77_REAL,
59cadee1c74b new macros for F77 data types John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	82 const F77_INT&, F77_REAL*,
59cadee1c74b new macros for F77 data types John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	83 const F77_INT&, F77_INT *,
59cadee1c74b new macros for F77 data types John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	84 F77_INT&
21273 cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	85 F77_CHAR_ARG_LEN_DECL);
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	86
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	87 F77_RET_T
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	88 F77_FUNC (zgesvd, ZGESVD) (F77_CONST_CHAR_ARG_DECL,
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	89 F77_CONST_CHAR_ARG_DECL,
22133 59cadee1c74b new macros for F77 data types John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	90 const F77_INT&, const F77_INT&,
59cadee1c74b new macros for F77 data types John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	91 F77_DBLE_CMPLX*, const F77_INT&,
59cadee1c74b new macros for F77 data types John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	92 F77_DBLE, F77_DBLE_CMPLX, const F77_INT&,
59cadee1c74b new macros for F77 data types John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	93 F77_DBLE_CMPLX, const F77_INT&, F77_DBLE_CMPLX,
59cadee1c74b new macros for F77 data types John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	94 const F77_INT&, F77_DBLE*, F77_INT&
21273 cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	95 F77_CHAR_ARG_LEN_DECL
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	96 F77_CHAR_ARG_LEN_DECL);
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	97
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	98 F77_RET_T
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	99 F77_FUNC (zgesdd, ZGESDD) (F77_CONST_CHAR_ARG_DECL,
22133 59cadee1c74b new macros for F77 data types John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	100 const F77_INT&, const F77_INT&,
59cadee1c74b new macros for F77 data types John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	101 F77_DBLE_CMPLX*, const F77_INT&,
59cadee1c74b new macros for F77 data types John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	102 F77_DBLE, F77_DBLE_CMPLX, const F77_INT&,
59cadee1c74b new macros for F77 data types John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	103 F77_DBLE_CMPLX, const F77_INT&, F77_DBLE_CMPLX,
59cadee1c74b new macros for F77 data types John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	104 const F77_INT&, F77_DBLE*,
59cadee1c74b new macros for F77 data types John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	105 F77_INT *, F77_INT&
21273 cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	106 F77_CHAR_ARG_LEN_DECL);
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	107 F77_RET_T
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	108 F77_FUNC (cgesvd, CGESVD) (F77_CONST_CHAR_ARG_DECL,
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	109 F77_CONST_CHAR_ARG_DECL,
22133 59cadee1c74b new macros for F77 data types John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	110 const F77_INT&, const F77_INT&,
59cadee1c74b new macros for F77 data types John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	111 F77_CMPLX, const F77_INT&, F77_REAL,
59cadee1c74b new macros for F77 data types John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	112 F77_CMPLX*, const F77_INT&,
59cadee1c74b new macros for F77 data types John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	113 F77_CMPLX*, const F77_INT&,
59cadee1c74b new macros for F77 data types John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	114 F77_CMPLX*, const F77_INT&,
59cadee1c74b new macros for F77 data types John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	115 F77_REAL*, F77_INT&
21273 cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	116 F77_CHAR_ARG_LEN_DECL
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	117 F77_CHAR_ARG_LEN_DECL);
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	118
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	119 F77_RET_T
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	120 F77_FUNC (cgesdd, CGESDD) (F77_CONST_CHAR_ARG_DECL,
22133 59cadee1c74b new macros for F77 data types John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	121 const F77_INT&, const F77_INT&,
59cadee1c74b new macros for F77 data types John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	122 F77_CMPLX, const F77_INT&, F77_REAL,
59cadee1c74b new macros for F77 data types John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	123 F77_CMPLX*, const F77_INT&,
59cadee1c74b new macros for F77 data types John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	124 F77_CMPLX*, const F77_INT&,
59cadee1c74b new macros for F77 data types John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	125 F77_CMPLX*, const F77_INT&,
59cadee1c74b new macros for F77 data types John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	126 F77_REAL, F77_INT , F77_INT&
21273 cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	127 F77_CHAR_ARG_LEN_DECL);
457 3d4b4f0fa5ba [project @ 1994-06-06 00:33:33 by jwe] jwe parents: diff changeset	128 }
3d4b4f0fa5ba [project @ 1994-06-06 00:33:33 by jwe] jwe parents: diff changeset	129
22317 6ca3acf5fad8 move some new numeric classes to namespace octave::math John W. Eaton <jwe@octave.org> parents: 22297 diff changeset	130 namespace octave
6ca3acf5fad8 move some new numeric classes to namespace octave::math John W. Eaton <jwe@octave.org> parents: 22297 diff changeset	131 {
6ca3acf5fad8 move some new numeric classes to namespace octave::math John W. Eaton <jwe@octave.org> parents: 22297 diff changeset	132 namespace math
6ca3acf5fad8 move some new numeric classes to namespace octave::math John W. Eaton <jwe@octave.org> parents: 22297 diff changeset	133 {
6ca3acf5fad8 move some new numeric classes to namespace octave::math John W. Eaton <jwe@octave.org> parents: 22297 diff changeset	134
21273 cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	135 template <typename T>
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	136 T
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	137 svd<T>::left_singular_matrix (void) const
1543 d6e96e0bc681 [project @ 1995-10-06 05:49:21 by jwe] jwe parents: 1368 diff changeset	138 {
22228 4afe3705ea75 svd: do not shadow member variables with local variables. Carnë Draug <carandraug@octave.org> parents: 22204 diff changeset	139 if (m_type == svd::Type::sigma_only)
21136 7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 19697 diff changeset	140 (*current_liboctave_error_handler)
21273 cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	141 ("svd: U not computed because type == svd::sigma_only");
21136 7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 19697 diff changeset	142
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 19697 diff changeset	143 return left_sm;
1543 d6e96e0bc681 [project @ 1995-10-06 05:49:21 by jwe] jwe parents: 1368 diff changeset	144 }
d6e96e0bc681 [project @ 1995-10-06 05:49:21 by jwe] jwe parents: 1368 diff changeset	145
21273 cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	146 template <typename T>
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	147 T
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	148 svd<T>::right_singular_matrix (void) const
1543 d6e96e0bc681 [project @ 1995-10-06 05:49:21 by jwe] jwe parents: 1368 diff changeset	149 {
22228 4afe3705ea75 svd: do not shadow member variables with local variables. Carnë Draug <carandraug@octave.org> parents: 22204 diff changeset	150 if (m_type == svd::Type::sigma_only)
21136 7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 19697 diff changeset	151 (*current_liboctave_error_handler)
21273 cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	152 ("svd: V not computed because type == svd::sigma_only");
21136 7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 19697 diff changeset	153
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler. Rik <rik@octave.org> parents: 19697 diff changeset	154 return right_sm;
1543 d6e96e0bc681 [project @ 1995-10-06 05:49:21 by jwe] jwe parents: 1368 diff changeset	155 }
d6e96e0bc681 [project @ 1995-10-06 05:49:21 by jwe] jwe parents: 1368 diff changeset	156
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	157
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	158 // GESVD specializations
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	159
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	160 #define GESVD_REAL_STEP(f, F) \
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	161 F77_XFCN (f, F, (F77_CONST_CHAR_ARG2 (&jobu, 1), \
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	162 F77_CONST_CHAR_ARG2 (&jobv, 1), \
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	163 m, n, tmp_data, m1, s_vec, u, m1, vt, \
22248 60986498af9e svd: use std::vector instead of Matrix when a std::vector is enough. Carnë Draug <carandraug@octave.org> parents: 22228 diff changeset	164 nrow_vt1, work.data (), lwork, info \
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	165 F77_CHAR_ARG_LEN (1) \
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	166 F77_CHAR_ARG_LEN (1)))
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	167
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	168 #define GESVD_COMPLEX_STEP(f, F, CMPLX_ARG) \
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	169 F77_XFCN (f, F, (F77_CONST_CHAR_ARG2 (&jobu, 1), \
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	170 F77_CONST_CHAR_ARG2 (&jobv, 1), \
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	171 m, n, CMPLX_ARG (tmp_data), \
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	172 m1, s_vec, CMPLX_ARG (u), m1, \
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	173 CMPLX_ARG (vt), nrow_vt1, \
22248 60986498af9e svd: use std::vector instead of Matrix when a std::vector is enough. Carnë Draug <carandraug@octave.org> parents: 22228 diff changeset	174 CMPLX_ARG (work.data ()), \
60986498af9e svd: use std::vector instead of Matrix when a std::vector is enough. Carnë Draug <carandraug@octave.org> parents: 22228 diff changeset	175 lwork, rwork.data (), info \
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	176 F77_CHAR_ARG_LEN (1) \
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	177 F77_CHAR_ARG_LEN (1)))
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	178
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	179 // DGESVD
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	180 template<>
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	181 void
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	182 svd<Matrix>::gesvd (char& jobu, char& jobv, octave_idx_type m,
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	183 octave_idx_type n, double* tmp_data, octave_idx_type m1,
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	184 double* s_vec, double* u, double* vt,
22248 60986498af9e svd: use std::vector instead of Matrix when a std::vector is enough. Carnë Draug <carandraug@octave.org> parents: 22228 diff changeset	185 octave_idx_type nrow_vt1, std::vector<double>& work,
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	186 octave_idx_type& lwork, octave_idx_type& info)
457 3d4b4f0fa5ba [project @ 1994-06-06 00:33:33 by jwe] jwe parents: diff changeset	187 {
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	188 GESVD_REAL_STEP (dgesvd, DGESVD);
21273 cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	189
22248 60986498af9e svd: use std::vector instead of Matrix when a std::vector is enough. Carnë Draug <carandraug@octave.org> parents: 22228 diff changeset	190 lwork = work[0];
60986498af9e svd: use std::vector instead of Matrix when a std::vector is enough. Carnë Draug <carandraug@octave.org> parents: 22228 diff changeset	191 work.reserve (lwork);
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	192
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	193 GESVD_REAL_STEP (dgesvd, DGESVD);
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	194 }
21273 cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	195
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	196 // SGESVD
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	197 template<>
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	198 void
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	199 svd<FloatMatrix>::gesvd (char& jobu, char& jobv, octave_idx_type m,
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	200 octave_idx_type n, float* tmp_data,
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	201 octave_idx_type m1, float* s_vec, float* u, float* vt,
22248 60986498af9e svd: use std::vector instead of Matrix when a std::vector is enough. Carnë Draug <carandraug@octave.org> parents: 22228 diff changeset	202 octave_idx_type nrow_vt1, std::vector<float>& work,
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	203 octave_idx_type& lwork, octave_idx_type& info)
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	204 {
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	205 GESVD_REAL_STEP (sgesvd, SGESVD);
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	206
22248 60986498af9e svd: use std::vector instead of Matrix when a std::vector is enough. Carnë Draug <carandraug@octave.org> parents: 22228 diff changeset	207 lwork = work[0];
60986498af9e svd: use std::vector instead of Matrix when a std::vector is enough. Carnë Draug <carandraug@octave.org> parents: 22228 diff changeset	208 work.reserve (lwork);
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	209
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	210 GESVD_REAL_STEP (sgesvd, SGESVD);
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	211 }
21273 cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	212
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	213 // ZGESVD
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	214 template<>
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	215 void
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	216 svd<ComplexMatrix>::gesvd (char& jobu, char& jobv, octave_idx_type m,
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	217 octave_idx_type n, Complex* tmp_data,
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	218 octave_idx_type m1, double* s_vec, Complex* u,
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	219 Complex* vt, octave_idx_type nrow_vt1,
22248 60986498af9e svd: use std::vector instead of Matrix when a std::vector is enough. Carnë Draug <carandraug@octave.org> parents: 22228 diff changeset	220 std::vector<Complex>& work,
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	221 octave_idx_type& lwork, octave_idx_type& info)
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	222 {
22248 60986498af9e svd: use std::vector instead of Matrix when a std::vector is enough. Carnë Draug <carandraug@octave.org> parents: 22228 diff changeset	223 std::vector<double> rwork (5 * std::max (m, n));
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	224
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	225 GESVD_COMPLEX_STEP (zgesvd, ZGESVD, F77_DBLE_CMPLX_ARG);
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	226
22248 60986498af9e svd: use std::vector instead of Matrix when a std::vector is enough. Carnë Draug <carandraug@octave.org> parents: 22228 diff changeset	227 lwork = work[0].real ();
60986498af9e svd: use std::vector instead of Matrix when a std::vector is enough. Carnë Draug <carandraug@octave.org> parents: 22228 diff changeset	228 work.reserve (lwork);
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	229
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	230 GESVD_COMPLEX_STEP (zgesvd, ZGESVD, F77_DBLE_CMPLX_ARG);
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	231 }
21273 cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	232
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	233 // CGESVD
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	234 template<>
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	235 void
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	236 svd<FloatComplexMatrix>::gesvd (char& jobu, char& jobv,
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	237 octave_idx_type m, octave_idx_type n,
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	238 FloatComplex* tmp_data, octave_idx_type m1,
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	239 float* s_vec, FloatComplex* u,
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	240 FloatComplex* vt, octave_idx_type nrow_vt1,
22248 60986498af9e svd: use std::vector instead of Matrix when a std::vector is enough. Carnë Draug <carandraug@octave.org> parents: 22228 diff changeset	241 std::vector<FloatComplex>& work,
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	242 octave_idx_type& lwork, octave_idx_type& info)
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	243 {
22248 60986498af9e svd: use std::vector instead of Matrix when a std::vector is enough. Carnë Draug <carandraug@octave.org> parents: 22228 diff changeset	244 std::vector<float> rwork (5 * std::max (m, n));
21273 cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	245
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	246 GESVD_COMPLEX_STEP (cgesvd, CGESVD, F77_CMPLX_ARG);
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	247
22248 60986498af9e svd: use std::vector instead of Matrix when a std::vector is enough. Carnë Draug <carandraug@octave.org> parents: 22228 diff changeset	248 lwork = work[0].real ();
60986498af9e svd: use std::vector instead of Matrix when a std::vector is enough. Carnë Draug <carandraug@octave.org> parents: 22228 diff changeset	249 work.reserve (lwork);
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	250
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	251 GESVD_COMPLEX_STEP (cgesvd, CGESVD, F77_CMPLX_ARG);
21273 cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	252 }
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	253
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	254 #undef GESVD_REAL_STEP
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	255 #undef GESVD_COMPLEX_STEP
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	256
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	257
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	258 // GESDD specializations
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	259
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	260 #define GESDD_REAL_STEP(f, F) \
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	261 F77_XFCN (f, F, (F77_CONST_CHAR_ARG2 (&jobz, 1), \
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	262 m, n, tmp_data, m1, s_vec, u, m1, vt, nrow_vt1, \
22248 60986498af9e svd: use std::vector instead of Matrix when a std::vector is enough. Carnë Draug <carandraug@octave.org> parents: 22228 diff changeset	263 work.data (), lwork, iwork, info \
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	264 F77_CHAR_ARG_LEN (1)))
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	265
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	266 #define GESDD_COMPLEX_STEP(f, F, CMPLX_ARG) \
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	267 F77_XFCN (f, F, (F77_CONST_CHAR_ARG2 (&jobz, 1), m, n, \
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	268 CMPLX_ARG (tmp_data), m1, \
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	269 s_vec, CMPLX_ARG (u), m1, \
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	270 CMPLX_ARG (vt), nrow_vt1, \
22248 60986498af9e svd: use std::vector instead of Matrix when a std::vector is enough. Carnë Draug <carandraug@octave.org> parents: 22228 diff changeset	271 CMPLX_ARG (work.data ()), lwork, \
60986498af9e svd: use std::vector instead of Matrix when a std::vector is enough. Carnë Draug <carandraug@octave.org> parents: 22228 diff changeset	272 rwork.data (), iwork, info \
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	273 F77_CHAR_ARG_LEN (1)))
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	274
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	275 // DGESDD
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	276 template<>
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	277 void
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	278 svd<Matrix>::gesdd (char& jobz, octave_idx_type m, octave_idx_type n,
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	279 double* tmp_data, octave_idx_type m1,
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	280 double* s_vec, double* u,
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	281 double* vt, octave_idx_type nrow_vt1,
22248 60986498af9e svd: use std::vector instead of Matrix when a std::vector is enough. Carnë Draug <carandraug@octave.org> parents: 22228 diff changeset	282 std::vector<double>& work, octave_idx_type& lwork,
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	283 octave_idx_type* iwork, octave_idx_type& info)
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	284 {
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	285 GESDD_REAL_STEP (dgesdd, DGESDD);
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	286
22248 60986498af9e svd: use std::vector instead of Matrix when a std::vector is enough. Carnë Draug <carandraug@octave.org> parents: 22228 diff changeset	287 lwork = work[0];
60986498af9e svd: use std::vector instead of Matrix when a std::vector is enough. Carnë Draug <carandraug@octave.org> parents: 22228 diff changeset	288 work.reserve (lwork);
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	289
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	290 GESDD_REAL_STEP (dgesdd, DGESDD);
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	291 }
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	292
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	293 // SGESDD
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	294 template<>
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	295 void
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	296 svd<FloatMatrix>::gesdd (char& jobz, octave_idx_type m, octave_idx_type n,
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	297 float* tmp_data, octave_idx_type m1,
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	298 float* s_vec, float* u,
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	299 float* vt, octave_idx_type nrow_vt1,
22248 60986498af9e svd: use std::vector instead of Matrix when a std::vector is enough. Carnë Draug <carandraug@octave.org> parents: 22228 diff changeset	300 std::vector<float>& work, octave_idx_type& lwork,
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	301 octave_idx_type* iwork, octave_idx_type& info)
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	302 {
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	303 GESDD_REAL_STEP (sgesdd, SGESDD);
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	304
22248 60986498af9e svd: use std::vector instead of Matrix when a std::vector is enough. Carnë Draug <carandraug@octave.org> parents: 22228 diff changeset	305 lwork = work[0];
60986498af9e svd: use std::vector instead of Matrix when a std::vector is enough. Carnë Draug <carandraug@octave.org> parents: 22228 diff changeset	306 work.reserve (lwork);
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	307
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	308 GESDD_REAL_STEP (sgesdd, SGESDD);
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	309 }
21273 cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	310
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	311 // ZGESDD
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	312 template<>
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	313 void
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	314 svd<ComplexMatrix>::gesdd (char& jobz, octave_idx_type m, octave_idx_type n,
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	315 Complex* tmp_data, octave_idx_type m1,
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	316 double* s_vec, Complex* u,
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	317 Complex* vt, octave_idx_type nrow_vt1,
22248 60986498af9e svd: use std::vector instead of Matrix when a std::vector is enough. Carnë Draug <carandraug@octave.org> parents: 22228 diff changeset	318 std::vector<Complex>& work, octave_idx_type& lwork,
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	319 octave_idx_type* iwork, octave_idx_type& info)
21273 cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	320 {
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	321
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	322 octave_idx_type min_mn = std::min (m, n);
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	323
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	324 octave_idx_type lrwork;
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	325 if (jobz == 'N')
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	326 lrwork = 7*min_mn;
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	327 else
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	328 lrwork = 5min_mnmin_mn + 5*min_mn;
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	329
22248 60986498af9e svd: use std::vector instead of Matrix when a std::vector is enough. Carnë Draug <carandraug@octave.org> parents: 22228 diff changeset	330 std::vector<double> rwork (lrwork);
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	331
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	332 GESDD_COMPLEX_STEP (zgesdd, ZGESDD, F77_DBLE_CMPLX_ARG);
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	333
22248 60986498af9e svd: use std::vector instead of Matrix when a std::vector is enough. Carnë Draug <carandraug@octave.org> parents: 22228 diff changeset	334 lwork = work[0].real ();
60986498af9e svd: use std::vector instead of Matrix when a std::vector is enough. Carnë Draug <carandraug@octave.org> parents: 22228 diff changeset	335 work.reserve (lwork);
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	336
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	337 GESDD_COMPLEX_STEP (zgesdd, ZGESDD, F77_DBLE_CMPLX_ARG);
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	338 }
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	339
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	340 // CGESDD
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	341 template<>
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	342 void
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	343 svd<FloatComplexMatrix>::gesdd (char& jobz, octave_idx_type m,
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	344 octave_idx_type n,
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	345 FloatComplex* tmp_data, octave_idx_type m1,
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	346 float* s_vec, FloatComplex* u,
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	347 FloatComplex* vt, octave_idx_type nrow_vt1,
22248 60986498af9e svd: use std::vector instead of Matrix when a std::vector is enough. Carnë Draug <carandraug@octave.org> parents: 22228 diff changeset	348 std::vector<FloatComplex>& work,
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	349 octave_idx_type& lwork, octave_idx_type* iwork,
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	350 octave_idx_type& info)
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	351 {
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	352 octave_idx_type min_mn = std::min (m, n);
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	353 octave_idx_type max_mn = std::max (m, n);
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	354
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	355 octave_idx_type lrwork;
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	356 if (jobz == 'N')
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	357 lrwork = 5*min_mn;
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	358 else
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	359 lrwork = min_mn * std::max (5min_mn+7, 2max_mn+2*min_mn+1);
22248 60986498af9e svd: use std::vector instead of Matrix when a std::vector is enough. Carnë Draug <carandraug@octave.org> parents: 22228 diff changeset	360 std::vector<float> rwork (lrwork);
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	361
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	362 GESDD_COMPLEX_STEP (cgesdd, CGESDD, F77_CMPLX_ARG);
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	363
22248 60986498af9e svd: use std::vector instead of Matrix when a std::vector is enough. Carnë Draug <carandraug@octave.org> parents: 22228 diff changeset	364 lwork = work[0].real ();
60986498af9e svd: use std::vector instead of Matrix when a std::vector is enough. Carnë Draug <carandraug@octave.org> parents: 22228 diff changeset	365 work.reserve (lwork);
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	366
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	367 GESDD_COMPLEX_STEP (cgesdd, CGESDD, F77_CMPLX_ARG);
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	368 }
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	369
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	370 #undef GESDD_REAL_STEP
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	371 #undef GESDD_COMPLEX_STEP
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	372
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	373
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	374 template<typename T>
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	375 svd<T>::svd (const T& a, svd::Type type,
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	376 svd::Driver driver)
22228 4afe3705ea75 svd: do not shadow member variables with local variables. Carnë Draug <carandraug@octave.org> parents: 22204 diff changeset	377 : m_type (type), m_driver (driver), left_sm (), sigma (), right_sm ()
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	378 {
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	379 octave_idx_type info;
457 3d4b4f0fa5ba [project @ 1994-06-06 00:33:33 by jwe] jwe parents: diff changeset	380
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5105 diff changeset	381 octave_idx_type m = a.rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5105 diff changeset	382 octave_idx_type n = a.cols ();
457 3d4b4f0fa5ba [project @ 1994-06-06 00:33:33 by jwe] jwe parents: diff changeset	383
21273 cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	384 if (m == 0 \|\| n == 0)
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	385 {
22228 4afe3705ea75 svd: do not shadow member variables with local variables. Carnë Draug <carandraug@octave.org> parents: 22204 diff changeset	386 switch (m_type)
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	387 {
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	388 case svd::Type::std:
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	389 left_sm = T (m, m, 0);
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	390 for (octave_idx_type i = 0; i < m; i++)
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	391 left_sm.xelem (i, i) = 1;
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	392 sigma = DM_T (m, n);
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	393 right_sm = T (n, n, 0);
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	394 for (octave_idx_type i = 0; i < n; i++)
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	395 right_sm.xelem (i, i) = 1;
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	396 break;
21273 cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	397
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	398 case svd::Type::economy:
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	399 left_sm = T (m, 0, 0);
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	400 sigma = DM_T (0, 0);
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	401 right_sm = T (0, n, 0);
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	402 break;
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	403
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	404 case svd::Type::sigma_only:
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	405 default:
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	406 sigma = DM_T (0, 1);
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	407 break;
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	408 }
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	409 return;
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	410 }
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	411
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	412 T atmp = a;
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	413 P* tmp_data = atmp.fortran_vec ();
457 3d4b4f0fa5ba [project @ 1994-06-06 00:33:33 by jwe] jwe parents: diff changeset	414
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5105 diff changeset	415 octave_idx_type min_mn = m < n ? m : n;
457 3d4b4f0fa5ba [project @ 1994-06-06 00:33:33 by jwe] jwe parents: diff changeset	416
1930 d20ab06301e8 [project @ 1996-02-11 22:30:18 by jwe] jwe parents: 1882 diff changeset	417 char jobu = 'A';
d20ab06301e8 [project @ 1996-02-11 22:30:18 by jwe] jwe parents: 1882 diff changeset	418 char jobv = 'A';
537 4ecbfd3c3710 [project @ 1994-07-21 22:30:34 by jwe] jwe parents: 457 diff changeset	419
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5105 diff changeset	420 octave_idx_type ncol_u = m;
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5105 diff changeset	421 octave_idx_type nrow_vt = n;
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5105 diff changeset	422 octave_idx_type nrow_s = m;
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5105 diff changeset	423 octave_idx_type ncol_s = n;
537 4ecbfd3c3710 [project @ 1994-07-21 22:30:34 by jwe] jwe parents: 457 diff changeset	424
22228 4afe3705ea75 svd: do not shadow member variables with local variables. Carnë Draug <carandraug@octave.org> parents: 22204 diff changeset	425 switch (m_type)
537 4ecbfd3c3710 [project @ 1994-07-21 22:30:34 by jwe] jwe parents: 457 diff changeset	426 {
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	427 case svd::Type::economy:
1930 d20ab06301e8 [project @ 1996-02-11 22:30:18 by jwe] jwe parents: 1882 diff changeset	428 jobu = jobv = 'S';
537 4ecbfd3c3710 [project @ 1994-07-21 22:30:34 by jwe] jwe parents: 457 diff changeset	429 ncol_u = nrow_vt = nrow_s = ncol_s = min_mn;
1543 d6e96e0bc681 [project @ 1995-10-06 05:49:21 by jwe] jwe parents: 1368 diff changeset	430 break;
d6e96e0bc681 [project @ 1995-10-06 05:49:21 by jwe] jwe parents: 1368 diff changeset	431
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	432 case svd::Type::sigma_only:
21273 cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	433
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	434 // Note: for this case, both jobu and jobv should be 'N', but
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	435 // there seems to be a bug in dgesvd from Lapack V2.0. To
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	436 // demonstrate the bug, set both jobu and jobv to 'N' and find
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	437 // the singular values of [eye(3), eye(3)]. The result is
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	438 // [-sqrt(2), -sqrt(2), -sqrt(2)].
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	439 //
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	440 // For Lapack 3.0, this problem seems to be fixed.
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	441
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	442 jobu = jobv = 'N';
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	443 ncol_u = nrow_vt = 1;
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	444 break;
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	445
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	446 default:
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	447 break;
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	448 }
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	449
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	450 if (! (jobu == 'N' \|\| jobu == 'O'))
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	451 left_sm.resize (m, ncol_u);
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	452
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	453 P* u = left_sm.fortran_vec ();
21273 cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	454
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	455 sigma.resize (nrow_s, ncol_s);
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	456 DM_P* s_vec = sigma.fortran_vec ();
21273 cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	457
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	458 if (! (jobv == 'N' \|\| jobv == 'O'))
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	459 right_sm.resize (nrow_vt, n);
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	460
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	461 P* vt = right_sm.fortran_vec ();
21273 cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	462
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	463 // Query _GESVD for the correct dimension of WORK.
21273 cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	464
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	465 octave_idx_type lwork = -1;
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	466
22248 60986498af9e svd: use std::vector instead of Matrix when a std::vector is enough. Carnë Draug <carandraug@octave.org> parents: 22228 diff changeset	467 std::vector<P> work (1);
21273 cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	468
22297 bc2a5db96754 Resolve compile time issues, when octave_idx_type is long int. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 22249 diff changeset	469 octave_idx_type m1 = std::max (m, static_cast<octave_idx_type> (1));
bc2a5db96754 Resolve compile time issues, when octave_idx_type is long int. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 22249 diff changeset	470 octave_idx_type nrow_vt1 = std::max (nrow_vt,
bc2a5db96754 Resolve compile time issues, when octave_idx_type is long int. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 22249 diff changeset	471 static_cast<octave_idx_type> (1));
21273 cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	472
22228 4afe3705ea75 svd: do not shadow member variables with local variables. Carnë Draug <carandraug@octave.org> parents: 22204 diff changeset	473 if (m_driver == svd::Driver::GESVD)
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	474 gesvd (jobu, jobv, m, n, tmp_data, m1, s_vec, u, vt, nrow_vt1,
469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	475 work, lwork, info);
22228 4afe3705ea75 svd: do not shadow member variables with local variables. Carnë Draug <carandraug@octave.org> parents: 22204 diff changeset	476 else if (m_driver == svd::Driver::GESDD)
21273 cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	477 {
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	478 assert (jobu == jobv);
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	479 char jobz = jobu;
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	480
22248 60986498af9e svd: use std::vector instead of Matrix when a std::vector is enough. Carnë Draug <carandraug@octave.org> parents: 22228 diff changeset	481 std::vector<octave_idx_type> iwork (8 * std::min (m, n));
21273 cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	482
22204 469c817eb256 svd: reduce code duplication with more use of template and macro. Carnë Draug <carandraug@octave.org> parents: 22135 diff changeset	483 gesdd (jobz, m, n, tmp_data, m1, s_vec, u, vt, nrow_vt1,
22248 60986498af9e svd: use std::vector instead of Matrix when a std::vector is enough. Carnë Draug <carandraug@octave.org> parents: 22228 diff changeset	484 work, lwork, iwork.data (), info);
21273 cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	485 }
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	486 else
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	487 abort ();
3336 08ad797989f8 [project @ 1999-11-03 21:41:34 by jwe] jwe parents: 3335 diff changeset	488
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7017 diff changeset	489 if (! (jobv == 'N' \|\| jobv == 'O'))
29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7017 diff changeset	490 right_sm = right_sm.transpose ();
457 3d4b4f0fa5ba [project @ 1994-06-06 00:33:33 by jwe] jwe parents: diff changeset	491 }
21273 cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	492
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	493 // Instantiations we need.
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	494
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	495 template class svd<Matrix>;
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	496
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	497 template class svd<FloatMatrix>;
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	498
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	499 template class svd<ComplexMatrix>;
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	500
cbced1c09916 better use of templates for svd classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	501 template class svd<FloatComplexMatrix>;
22317 6ca3acf5fad8 move some new numeric classes to namespace octave::math John W. Eaton <jwe@octave.org> parents: 22297 diff changeset	502
6ca3acf5fad8 move some new numeric classes to namespace octave::math John W. Eaton <jwe@octave.org> parents: 22297 diff changeset	503 }
6ca3acf5fad8 move some new numeric classes to namespace octave::math John W. Eaton <jwe@octave.org> parents: 22297 diff changeset	504 }

Mercurial > octave

annotate liboctave/numeric/svd.cc @ 22317:6ca3acf5fad8