octave: liboctave/numeric/qrp.cc annotate

annotate liboctave/numeric/qrp.cc @ 22322:93b3cdd36854

move most f77 function decls to separate header files * liboctave/numeric/lo-amos-proto.h, liboctave/numeric/lo-arpack-proto.h, liboctave/numeric/lo-blas-proto.h, liboctave/numeric/lo-fftpack-proto.h, liboctave/numeric/lo-lapack-proto.h, liboctave/numeric/lo-qrupdate-proto.h, liboctave/numeric/lo-ranlib-proto.h, liboctave/numeric/lo-slatec-proto.h: New files. * liboctave/numeric/module.mk: Update. * __pchip_deriv__.cc, dot.cc, interpreter.cc, ordschur.cc, qz.cc, CColVector.cc, CMatrix.cc, CNDArray.cc, CRowVector.cc, CSparse.cc, dColVector.cc, dMatrix.cc, dNDArray.cc, dRowVector.cc, dSparse.cc, fCColVector.cc, fCMatrix.cc, fCNDArray.cc, fCRowVector.cc, fColVector.cc, fMatrix.cc, fNDArray.cc, fRowVector.cc, EIG.cc, aepbalance.cc, chol.cc, eigs-base.cc, fEIG.cc, gepbalance.cc, gsvd.cc, hess.cc, lo-specfun.cc, lu.cc, oct-rand.cc, qr.cc, qrp.cc, randpoisson.cc, schur.cc, sparse-qr.cc, svd.cc: Use new header files.

author	John W. Eaton <jwe@octave.org>
date	Wed, 17 Aug 2016 00:18:08 -0400
parents	6ca3acf5fad8
children	bac0d6f07a3e

rev	line source
538 8e134d3b21c9 [project @ 1994-07-21 22:40:04 by jwe] jwe parents: diff changeset	1 /*
8e134d3b21c9 [project @ 1994-07-21 22:40:04 by jwe] jwe parents: diff changeset	2
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	3 Copyright (C) 1994-2015 John W. Eatonn
10521 4d1fc073fbb7 add some missing copyright stmts Jaroslav Hajek <highegg@gmail.com> parents: 10350 diff changeset	4 Copyright (C) 2009 VZLU Prague
538 8e134d3b21c9 [project @ 1994-07-21 22:40:04 by jwe] jwe parents: diff changeset	5
8e134d3b21c9 [project @ 1994-07-21 22:40:04 by jwe] jwe parents: diff changeset	6 This file is part of Octave.
8e134d3b21c9 [project @ 1994-07-21 22:40:04 by jwe] jwe parents: diff changeset	7
8e134d3b21c9 [project @ 1994-07-21 22:40:04 by jwe] jwe parents: diff changeset	8 Octave is free software; you can redistribute it and/or modify it
8e134d3b21c9 [project @ 1994-07-21 22:40:04 by jwe] jwe parents: diff changeset	9 under the terms of the GNU General Public License as published by the
7016 93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 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.
538 8e134d3b21c9 [project @ 1994-07-21 22:40:04 by jwe] jwe parents: diff changeset	12
8e134d3b21c9 [project @ 1994-07-21 22:40:04 by jwe] jwe parents: diff changeset	13 Octave is distributed in the hope that it will be useful, but WITHOUT
8e134d3b21c9 [project @ 1994-07-21 22:40:04 by jwe] jwe parents: diff changeset	14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
8e134d3b21c9 [project @ 1994-07-21 22:40:04 by jwe] jwe parents: diff changeset	15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
8e134d3b21c9 [project @ 1994-07-21 22:40:04 by jwe] jwe parents: diff changeset	16 for more details.
8e134d3b21c9 [project @ 1994-07-21 22:40:04 by jwe] jwe parents: diff changeset	17
8e134d3b21c9 [project @ 1994-07-21 22:40:04 by jwe] jwe parents: diff changeset	18 You should have received a copy of the GNU General Public License
7016 93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 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/>.
538 8e134d3b21c9 [project @ 1994-07-21 22:40:04 by jwe] jwe parents: diff changeset	21
8e134d3b21c9 [project @ 1994-07-21 22:40:04 by jwe] jwe parents: diff changeset	22 */
8e134d3b21c9 [project @ 1994-07-21 22:40:04 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: 21280 diff changeset	25 # include "config.h"
538 8e134d3b21c9 [project @ 1994-07-21 22:40:04 by jwe] jwe parents: diff changeset	26 #endif
8e134d3b21c9 [project @ 1994-07-21 22:40:04 by jwe] jwe parents: diff changeset	27
1367 9f9131a8d706 [project @ 1995-09-06 00:07:03 by jwe] jwe parents: 1360 diff changeset	28 #include <cassert>
538 8e134d3b21c9 [project @ 1994-07-21 22:40:04 by jwe] jwe parents: diff changeset	29
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	30 #include "CMatrix.h"
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	31 #include "dMatrix.h"
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	32 #include "dRowVector.h"
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	33 #include "fCMatrix.h"
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	34 #include "fMatrix.h"
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	35 #include "fRowVector.h"
538 8e134d3b21c9 [project @ 1994-07-21 22:40:04 by jwe] jwe parents: diff changeset	36 #include "lo-error.h"
22322 93b3cdd36854 move most f77 function decls to separate header files John W. Eaton <jwe@octave.org> parents: 22317 diff changeset	37 #include "lo-lapack-proto.h"
8597 c86718093c1b improve & fix QR classes Jaroslav Hajek <highegg@gmail.com> parents: 8375 diff changeset	38 #include "oct-locbuf.h"
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	39 #include "qrp.h"
538 8e134d3b21c9 [project @ 1994-07-21 22:40:04 by jwe] jwe parents: diff changeset	40
22317 6ca3acf5fad8 move some new numeric classes to namespace octave::math John W. Eaton <jwe@octave.org> parents: 22135 diff changeset	41 namespace octave
6ca3acf5fad8 move some new numeric classes to namespace octave::math John W. Eaton <jwe@octave.org> parents: 22135 diff changeset	42 {
6ca3acf5fad8 move some new numeric classes to namespace octave::math John W. Eaton <jwe@octave.org> parents: 22135 diff changeset	43 namespace math
6ca3acf5fad8 move some new numeric classes to namespace octave::math John W. Eaton <jwe@octave.org> parents: 22135 diff changeset	44 {
6ca3acf5fad8 move some new numeric classes to namespace octave::math John W. Eaton <jwe@octave.org> parents: 22135 diff changeset	45
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	46 // Specialization.
538 8e134d3b21c9 [project @ 1994-07-21 22:40:04 by jwe] jwe parents: diff changeset	47
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	48 template <>
2763 d9d00d7e271e [project @ 1997-03-01 02:14:33 by jwe] jwe parents: 2468 diff changeset	49 void
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	50 qrp<Matrix>::init (const Matrix& a, type qr_type)
538 8e134d3b21c9 [project @ 1994-07-21 22:40:04 by jwe] jwe parents: diff changeset	51 {
21279 eb1524b07fe3 better use of templates for qr classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	52 assert (qr_type != qr<Matrix>::raw);
538 8e134d3b21c9 [project @ 1994-07-21 22:40:04 by jwe] jwe parents: diff changeset	53
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5105 diff changeset	54 octave_idx_type m = a.rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5105 diff changeset	55 octave_idx_type n = a.cols ();
538 8e134d3b21c9 [project @ 1994-07-21 22:40:04 by jwe] jwe parents: diff changeset	56
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5105 diff changeset	57 octave_idx_type min_mn = m < n ? m : n;
8597 c86718093c1b improve & fix QR classes Jaroslav Hajek <highegg@gmail.com> parents: 8375 diff changeset	58 OCTAVE_LOCAL_BUFFER (double, tau, min_mn);
1922 8a57554f3142 [project @ 1996-02-11 02:53:20 by jwe] jwe parents: 1882 diff changeset	59
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5105 diff changeset	60 octave_idx_type info = 0;
538 8e134d3b21c9 [project @ 1994-07-21 22:40:04 by jwe] jwe parents: diff changeset	61
8597 c86718093c1b improve & fix QR classes Jaroslav Hajek <highegg@gmail.com> parents: 8375 diff changeset	62 Matrix afact = a;
21279 eb1524b07fe3 better use of templates for qr classes John W. Eaton <jwe@octave.org> parents: 21202 diff changeset	63 if (m > n && qr_type == qr<Matrix>::std)
8597 c86718093c1b improve & fix QR classes Jaroslav Hajek <highegg@gmail.com> parents: 8375 diff changeset	64 afact.resize (m, m);
538 8e134d3b21c9 [project @ 1994-07-21 22:40:04 by jwe] jwe parents: diff changeset	65
11570 57632dea2446 attempt better backward compatibility for Array constructors John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	66 MArray<octave_idx_type> jpvt (dim_vector (n, 1), 0);
538 8e134d3b21c9 [project @ 1994-07-21 22:40:04 by jwe] jwe parents: diff changeset	67
8597 c86718093c1b improve & fix QR classes Jaroslav Hajek <highegg@gmail.com> parents: 8375 diff changeset	68 if (m > 0)
c86718093c1b improve & fix QR classes Jaroslav Hajek <highegg@gmail.com> parents: 8375 diff changeset	69 {
c86718093c1b improve & fix QR classes Jaroslav Hajek <highegg@gmail.com> parents: 8375 diff changeset	70 // workspace query.
c86718093c1b improve & fix QR classes Jaroslav Hajek <highegg@gmail.com> parents: 8375 diff changeset	71 double rlwork;
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	72 F77_XFCN (dgeqp3, DGEQP3, (m, n, afact.fortran_vec (),
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	73 m, jpvt.fortran_vec (), tau,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	74 &rlwork, -1, info));
8368 c72c1c9bccdc call blocked permuted qr factorization routines from LAPACK Jaroslav Hajek <highegg@gmail.com> parents: 8367 diff changeset	75
8597 c86718093c1b improve & fix QR classes Jaroslav Hajek <highegg@gmail.com> parents: 8375 diff changeset	76 // allocate buffer and do the job.
8811 20dfb885f877 int -> octave_idx fixes John W. Eaton <jwe@octave.org> parents: 8597 diff changeset	77 octave_idx_type lwork = rlwork;
20dfb885f877 int -> octave_idx fixes John W. Eaton <jwe@octave.org> parents: 8597 diff changeset	78 lwork = std::max (lwork, static_cast<octave_idx_type> (1));
8597 c86718093c1b improve & fix QR classes Jaroslav Hajek <highegg@gmail.com> parents: 8375 diff changeset	79 OCTAVE_LOCAL_BUFFER (double, work, lwork);
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	80 F77_XFCN (dgeqp3, DGEQP3, (m, n, afact.fortran_vec (),
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	81 m, jpvt.fortran_vec (), tau,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	82 work, lwork, info));
8597 c86718093c1b improve & fix QR classes Jaroslav Hajek <highegg@gmail.com> parents: 8375 diff changeset	83 }
c86718093c1b improve & fix QR classes Jaroslav Hajek <highegg@gmail.com> parents: 8375 diff changeset	84 else
c86718093c1b improve & fix QR classes Jaroslav Hajek <highegg@gmail.com> parents: 8375 diff changeset	85 for (octave_idx_type i = 0; i < n; i++) jpvt(i) = i+1;
1922 8a57554f3142 [project @ 1996-02-11 02:53:20 by jwe] jwe parents: 1882 diff changeset	86
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7017 diff changeset	87 // Form Permutation matrix (if economy is requested, return the
29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7017 diff changeset	88 // indices only!)
29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7017 diff changeset	89
8811 20dfb885f877 int -> octave_idx fixes John W. Eaton <jwe@octave.org> parents: 8597 diff changeset	90 jpvt -= static_cast<octave_idx_type> (1);
8367 445d27d79f4e support permutation matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 7482 diff changeset	91 p = PermMatrix (jpvt, true);
1922 8a57554f3142 [project @ 1996-02-11 02:53:20 by jwe] jwe parents: 1882 diff changeset	92
8597 c86718093c1b improve & fix QR classes Jaroslav Hajek <highegg@gmail.com> parents: 8375 diff changeset	93 form (n, afact, tau, qr_type);
538 8e134d3b21c9 [project @ 1994-07-21 22:40:04 by jwe] jwe parents: diff changeset	94 }
8e134d3b21c9 [project @ 1994-07-21 22:40:04 by jwe] jwe parents: diff changeset	95
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	96 template <>
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	97 qrp<Matrix>::qrp (const Matrix& a, type qr_type)
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	98 : qr<Matrix> (), p ()
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	99 {
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	100 init (a, qr_type);
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	101 }
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	102
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	103 template <>
10905 9ee5a0a1b93d Return permutation vector from QR as a row, not column, vector. Rik <octave@nomad.inbox5.com> parents: 10521 diff changeset	104 RowVector
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	105 qrp<Matrix>::Pvec (void) const
8367 445d27d79f4e support permutation matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 7482 diff changeset	106 {
18849 aa9ca67f09fb make all permutation matrices column permutations (bug #42418) David Spies <dnspies@gmail.com> parents: 17769 diff changeset	107 Array<double> pa (p.col_perm_vec ());
10905 9ee5a0a1b93d Return permutation vector from QR as a row, not column, vector. Rik <octave@nomad.inbox5.com> parents: 10521 diff changeset	108 RowVector pv (MArray<double> (pa) + 1.0);
8367 445d27d79f4e support permutation matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 7482 diff changeset	109 return pv;
445d27d79f4e support permutation matrix objects Jaroslav Hajek <highegg@gmail.com> parents: 7482 diff changeset	110 }
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	111
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	112 template <>
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	113 void
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	114 qrp<FloatMatrix>::init (const FloatMatrix& a, type qr_type)
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	115 {
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	116 assert (qr_type != qr<FloatMatrix>::raw);
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	117
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	118 octave_idx_type m = a.rows ();
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	119 octave_idx_type n = a.cols ();
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	120
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	121 octave_idx_type min_mn = m < n ? m : n;
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	122 OCTAVE_LOCAL_BUFFER (float, tau, min_mn);
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	123
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	124 octave_idx_type info = 0;
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	125
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	126 FloatMatrix afact = a;
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	127 if (m > n && qr_type == qr<FloatMatrix>::std)
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	128 afact.resize (m, m);
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	129
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	130 MArray<octave_idx_type> jpvt (dim_vector (n, 1), 0);
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	131
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	132 if (m > 0)
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	133 {
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	134 // workspace query.
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	135 float rlwork;
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	136 F77_XFCN (sgeqp3, SGEQP3, (m, n, afact.fortran_vec (),
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	137 m, jpvt.fortran_vec (), tau,
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	138 &rlwork, -1, info));
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	139
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	140 // allocate buffer and do the job.
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	141 octave_idx_type lwork = rlwork;
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	142 lwork = std::max (lwork, static_cast<octave_idx_type> (1));
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	143 OCTAVE_LOCAL_BUFFER (float, work, lwork);
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	144 F77_XFCN (sgeqp3, SGEQP3, (m, n, afact.fortran_vec (),
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	145 m, jpvt.fortran_vec (), tau,
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	146 work, lwork, info));
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	147 }
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	148 else
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	149 for (octave_idx_type i = 0; i < n; i++) jpvt(i) = i+1;
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	150
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	151 // Form Permutation matrix (if economy is requested, return the
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	152 // indices only!)
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	153
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	154 jpvt -= static_cast<octave_idx_type> (1);
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	155 p = PermMatrix (jpvt, true);
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	156
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	157 form (n, afact, tau, qr_type);
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	158 }
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	159
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	160 template <>
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	161 qrp<FloatMatrix>::qrp (const FloatMatrix& a, type qr_type)
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	162 : qr<FloatMatrix> (), p ()
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	163 {
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	164 init (a, qr_type);
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	165 }
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	166
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	167 template <>
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	168 FloatRowVector
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	169 qrp<FloatMatrix>::Pvec (void) const
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	170 {
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	171 Array<float> pa (p.col_perm_vec ());
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	172 FloatRowVector pv (MArray<float> (pa) + 1.0f);
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	173 return pv;
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	174 }
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	175
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	176 template <>
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	177 void
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	178 qrp<ComplexMatrix>::init (const ComplexMatrix& a, type qr_type)
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	179 {
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	180 assert (qr_type != qr<ComplexMatrix>::raw);
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	181
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	182 octave_idx_type m = a.rows ();
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	183 octave_idx_type n = a.cols ();
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	184
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	185 octave_idx_type min_mn = m < n ? m : n;
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	186 OCTAVE_LOCAL_BUFFER (Complex, tau, min_mn);
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	187
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	188 octave_idx_type info = 0;
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	189
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	190 ComplexMatrix afact = a;
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	191 if (m > n && qr_type == qr<ComplexMatrix>::std)
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	192 afact.resize (m, m);
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	193
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	194 MArray<octave_idx_type> jpvt (dim_vector (n, 1), 0);
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	195
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	196 if (m > 0)
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	197 {
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	198 OCTAVE_LOCAL_BUFFER (double, rwork, 2*n);
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	199
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	200 // workspace query.
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	201 Complex clwork;
22135 407c66ae1e20 reduce warnings from GCC's link-time optimization feature (bug #48531) John W. Eaton <jwe@octave.org> parents: 22133 diff changeset	202 F77_XFCN (zgeqp3, ZGEQP3, (m, n, F77_DBLE_CMPLX_ARG (afact.fortran_vec ()),
407c66ae1e20 reduce warnings from GCC's link-time optimization feature (bug #48531) John W. Eaton <jwe@octave.org> parents: 22133 diff changeset	203 m, jpvt.fortran_vec (), F77_DBLE_CMPLX_ARG (tau),
407c66ae1e20 reduce warnings from GCC's link-time optimization feature (bug #48531) John W. Eaton <jwe@octave.org> parents: 22133 diff changeset	204 F77_DBLE_CMPLX_ARG (&clwork), -1, rwork, info));
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	205
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	206 // allocate buffer and do the job.
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	207 octave_idx_type lwork = clwork.real ();
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	208 lwork = std::max (lwork, static_cast<octave_idx_type> (1));
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	209 OCTAVE_LOCAL_BUFFER (Complex, work, lwork);
22135 407c66ae1e20 reduce warnings from GCC's link-time optimization feature (bug #48531) John W. Eaton <jwe@octave.org> parents: 22133 diff changeset	210 F77_XFCN (zgeqp3, ZGEQP3, (m, n, F77_DBLE_CMPLX_ARG (afact.fortran_vec ()),
407c66ae1e20 reduce warnings from GCC's link-time optimization feature (bug #48531) John W. Eaton <jwe@octave.org> parents: 22133 diff changeset	211 m, jpvt.fortran_vec (), F77_DBLE_CMPLX_ARG (tau),
407c66ae1e20 reduce warnings from GCC's link-time optimization feature (bug #48531) John W. Eaton <jwe@octave.org> parents: 22133 diff changeset	212 F77_DBLE_CMPLX_ARG (work), lwork, rwork, info));
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	213 }
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	214 else
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	215 for (octave_idx_type i = 0; i < n; i++) jpvt(i) = i+1;
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	216
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	217 // Form Permutation matrix (if economy is requested, return the
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	218 // indices only!)
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	219
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	220 jpvt -= static_cast<octave_idx_type> (1);
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	221 p = PermMatrix (jpvt, true);
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	222
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	223 form (n, afact, tau, qr_type);
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	224 }
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	225
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	226 template <>
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	227 qrp<ComplexMatrix>::qrp (const ComplexMatrix& a, type qr_type)
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	228 : qr<ComplexMatrix> (), p ()
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	229 {
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	230 init (a, qr_type);
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	231 }
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	232
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	233 template <>
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	234 RowVector
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	235 qrp<ComplexMatrix>::Pvec (void) const
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	236 {
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	237 Array<double> pa (p.col_perm_vec ());
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	238 RowVector pv (MArray<double> (pa) + 1.0);
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	239 return pv;
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	240 }
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	241
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	242 template <>
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	243 void
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	244 qrp<FloatComplexMatrix>::init (const FloatComplexMatrix& a, type qr_type)
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	245 {
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	246 assert (qr_type != qr<FloatComplexMatrix>::raw);
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	247
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	248 octave_idx_type m = a.rows ();
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	249 octave_idx_type n = a.cols ();
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	250
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	251 octave_idx_type min_mn = m < n ? m : n;
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	252 OCTAVE_LOCAL_BUFFER (FloatComplex, tau, min_mn);
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	253
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	254 octave_idx_type info = 0;
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	255
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	256 FloatComplexMatrix afact = a;
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	257 if (m > n && qr_type == qr<FloatComplexMatrix>::std)
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	258 afact.resize (m, m);
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	259
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	260 MArray<octave_idx_type> jpvt (dim_vector (n, 1), 0);
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	261
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	262 if (m > 0)
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	263 {
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	264 OCTAVE_LOCAL_BUFFER (float, rwork, 2*n);
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	265
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	266 // workspace query.
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	267 FloatComplex clwork;
22135 407c66ae1e20 reduce warnings from GCC's link-time optimization feature (bug #48531) John W. Eaton <jwe@octave.org> parents: 22133 diff changeset	268 F77_XFCN (cgeqp3, CGEQP3, (m, n, F77_CMPLX_ARG (afact.fortran_vec ()),
407c66ae1e20 reduce warnings from GCC's link-time optimization feature (bug #48531) John W. Eaton <jwe@octave.org> parents: 22133 diff changeset	269 m, jpvt.fortran_vec (), F77_CMPLX_ARG (tau),
407c66ae1e20 reduce warnings from GCC's link-time optimization feature (bug #48531) John W. Eaton <jwe@octave.org> parents: 22133 diff changeset	270 F77_CMPLX_ARG (&clwork), -1, rwork, info));
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	271
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	272 // allocate buffer and do the job.
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	273 octave_idx_type lwork = clwork.real ();
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	274 lwork = std::max (lwork, static_cast<octave_idx_type> (1));
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	275 OCTAVE_LOCAL_BUFFER (FloatComplex, work, lwork);
22135 407c66ae1e20 reduce warnings from GCC's link-time optimization feature (bug #48531) John W. Eaton <jwe@octave.org> parents: 22133 diff changeset	276 F77_XFCN (cgeqp3, CGEQP3, (m, n, F77_CMPLX_ARG (afact.fortran_vec ()),
407c66ae1e20 reduce warnings from GCC's link-time optimization feature (bug #48531) John W. Eaton <jwe@octave.org> parents: 22133 diff changeset	277 m, jpvt.fortran_vec (), F77_CMPLX_ARG (tau),
407c66ae1e20 reduce warnings from GCC's link-time optimization feature (bug #48531) John W. Eaton <jwe@octave.org> parents: 22133 diff changeset	278 F77_CMPLX_ARG (work), lwork, rwork, info));
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	279 }
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	280 else
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	281 for (octave_idx_type i = 0; i < n; i++) jpvt(i) = i+1;
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	282
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	283 // Form Permutation matrix (if economy is requested, return the
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	284 // indices only!)
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	285
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	286 jpvt -= static_cast<octave_idx_type> (1);
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	287 p = PermMatrix (jpvt, true);
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	288
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	289 form (n, afact, tau, qr_type);
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	290 }
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	291
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	292 template <>
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	293 qrp<FloatComplexMatrix>::qrp (const FloatComplexMatrix& a, type qr_type)
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	294 : qr<FloatComplexMatrix> (), p ()
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	295 {
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	296 init (a, qr_type);
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	297 }
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	298
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	299 template <>
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	300 FloatRowVector
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	301 qrp<FloatComplexMatrix>::Pvec (void) const
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	302 {
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	303 Array<float> pa (p.col_perm_vec ());
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	304 FloatRowVector pv (MArray<float> (pa) + 1.0f);
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	305 return pv;
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	306 }
22317 6ca3acf5fad8 move some new numeric classes to namespace octave::math John W. Eaton <jwe@octave.org> parents: 22135 diff changeset	307
6ca3acf5fad8 move some new numeric classes to namespace octave::math John W. Eaton <jwe@octave.org> parents: 22135 diff changeset	308 }
6ca3acf5fad8 move some new numeric classes to namespace octave::math John W. Eaton <jwe@octave.org> parents: 22135 diff changeset	309 }

Mercurial > octave

annotate liboctave/numeric/qrp.cc @ 22322:93b3cdd36854