octave: liboctave/numeric/qrp.cc annotate

annotate liboctave/numeric/qrp.cc @ 23696:08036a7f3660

remove octave:: namespace tag from symbols used inside octave namespace * octave-gui.cc, dynamic-ld.h, ft-text-renderer.cc, gl-render.cc, gl-render.h, gl2ps-print.cc, input.cc, input.h, interpreter.cc, load-path.cc, load-path.h, oct-stream.cc, sighandlers.cc, symtab.cc, symtab.h, __ode15__.cc, gzip.cc, octave.cc, lex.ll, oct-parse.in.yy, parse.h, pt-arg-list.cc, pt-arg-list.h, pt-array-list.h, pt-classdef.h, pt-decl.h, pt-eval.cc, pt-eval.h, pt-exp.h, pt-fcn-handle.cc, pt-idx.cc, pt-misc.h, pt-select.h, pt-stmt.h, pt-tm-const.cc, pt-tm-const.h, pt.cc, aepbalance.cc, chol.cc, gepbalance.cc, gsvd.cc, hess.cc, lo-mappers.h, lo-specfun.cc, lu.cc, qr.cc, qrp.cc, schur.cc, sparse-chol.cc, sparse-lu.cc, sparse-qr.cc, svd.cc, child-list.cc, dir-ops.cc, file-ops.cc, file-stat.cc, file-stat.h, lo-sysdep.cc, oct-env.cc, oct-syscalls.cc, cmd-edit.cc, cmd-hist.cc, oct-glob.cc, oct-locbuf.cc, oct-mutex.cc, oct-mutex.h, oct-shlib.cc, oct-shlib.h, pathsearch.cc, url-transfer.cc, url-transfer.h: Remove octave:: namespace tag from symbols used inside octave namespace. * oct-conf-post.in.h (OCTAVE_USE_DEPRECATED_FUNCTIONS): Don't define.

author	John W. Eaton <jwe@octave.org>
date	Mon, 26 Jun 2017 09:05:37 -0400
parents	d691ed308237
children	194eb4bd202b

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
23219 3ac9f9ecfae5 maint: Update copyright dates. John W. Eaton <jwe@octave.org> parents: 23083 diff changeset	3 Copyright (C) 1994-2017 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
22755 3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22402 diff changeset	9 under the terms of the GNU General Public License as published by
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22402 diff changeset	10 the Free Software Foundation; either version 3 of the License, or
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22402 diff changeset	11 (at your option) any later version.
538 8e134d3b21c9 [project @ 1994-07-21 22:40:04 by jwe] jwe parents: diff changeset	12
22755 3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22402 diff changeset	13 Octave is distributed in the hope that it will be useful, but
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22402 diff changeset	14 WITHOUT ANY WARRANTY; without even the implied warranty of
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22402 diff changeset	15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22402 diff changeset	16 GNU General Public License for more details.
538 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
23475 d691ed308237 maint: Clean up #includes in liboctave/numeric directory. Rik <rik@octave.org> parents: 23450 diff changeset	30 #include <algorithm>
d691ed308237 maint: Clean up #includes in liboctave/numeric directory. Rik <rik@octave.org> parents: 23450 diff changeset	31
d691ed308237 maint: Clean up #includes in liboctave/numeric directory. Rik <rik@octave.org> parents: 23450 diff changeset	32 #include "Array.h"
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	33 #include "CMatrix.h"
23475 d691ed308237 maint: Clean up #includes in liboctave/numeric directory. Rik <rik@octave.org> parents: 23450 diff changeset	34 #include "MArray.h"
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	35 #include "dMatrix.h"
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	36 #include "dRowVector.h"
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	37 #include "fCMatrix.h"
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	38 #include "fMatrix.h"
ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	39 #include "fRowVector.h"
22322 93b3cdd36854 move most f77 function decls to separate header files John W. Eaton <jwe@octave.org> parents: 22317 diff changeset	40 #include "lo-lapack-proto.h"
8597 c86718093c1b improve & fix QR classes Jaroslav Hajek <highegg@gmail.com> parents: 8375 diff changeset	41 #include "oct-locbuf.h"
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	42 #include "qrp.h"
538 8e134d3b21c9 [project @ 1994-07-21 22:40:04 by jwe] jwe parents: diff changeset	43
22317 6ca3acf5fad8 move some new numeric classes to namespace octave::math John W. Eaton <jwe@octave.org> parents: 22135 diff changeset	44 namespace octave
6ca3acf5fad8 move some new numeric classes to namespace octave::math John W. Eaton <jwe@octave.org> parents: 22135 diff changeset	45 {
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	46 namespace math
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	47 {
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	48 // Specialization.
538 8e134d3b21c9 [project @ 1994-07-21 22:40:04 by jwe] jwe parents: diff changeset	49
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	50 template <>
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	51 void
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	52 qrp<Matrix>::init (const Matrix& a, type qr_type)
8597 c86718093c1b improve & fix QR classes Jaroslav Hajek <highegg@gmail.com> parents: 8375 diff changeset	53 {
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	54 assert (qr_type != qr<Matrix>::raw);
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	55
23696 08036a7f3660 remove octave:: namespace tag from symbols used inside octave namespace John W. Eaton <jwe@octave.org> parents: 23475 diff changeset	56 F77_INT m = to_f77_int (a.rows ());
08036a7f3660 remove octave:: namespace tag from symbols used inside octave namespace John W. Eaton <jwe@octave.org> parents: 23475 diff changeset	57 F77_INT n = to_f77_int (a.cols ());
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	58
23450 855122b993da maint: Wrap tertiary operator in parentheses "(COND ? x : y)". Rik <rik@octave.org> parents: 23220 diff changeset	59 F77_INT min_mn = (m < n ? m : n);
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	60 OCTAVE_LOCAL_BUFFER (double, tau, min_mn);
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	61
22951 2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	62 F77_INT info = 0;
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	63
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	64 Matrix afact = a;
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	65 if (m > n && qr_type == qr<Matrix>::std)
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	66 afact.resize (m, m);
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	67
22951 2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	68 MArray<F77_INT> jpvt (dim_vector (n, 1), 0);
8368 c72c1c9bccdc call blocked permuted qr factorization routines from LAPACK Jaroslav Hajek <highegg@gmail.com> parents: 8367 diff changeset	69
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	70 if (m > 0)
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	71 {
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	72 // workspace query.
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	73 double rlwork;
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	74 F77_XFCN (dgeqp3, DGEQP3, (m, n, afact.fortran_vec (),
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	75 m, jpvt.fortran_vec (), tau,
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	76 &rlwork, -1, info));
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	77
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	78 // allocate buffer and do the job.
22951 2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	79 F77_INT lwork = static_cast<F77_INT> (rlwork);
2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	80 lwork = std::max (lwork, static_cast<F77_INT> (1));
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	81 OCTAVE_LOCAL_BUFFER (double, work, lwork);
22951 2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	82
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	83 F77_XFCN (dgeqp3, DGEQP3, (m, n, afact.fortran_vec (),
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	84 m, jpvt.fortran_vec (), tau,
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	85 work, lwork, info));
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	86 }
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	87 else
22951 2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	88 {
2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	89 for (F77_INT i = 0; i < n; i++)
2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	90 jpvt(i) = i+1;
2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	91 }
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	92
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	93 // Form Permutation matrix (if economy is requested, return the
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	94 // indices only!)
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	95
22951 2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	96 jpvt -= static_cast<F77_INT> (1);
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	97 p = PermMatrix (jpvt, true);
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	98
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	99 form (n, afact, tau, qr_type);
8597 c86718093c1b improve & fix QR classes Jaroslav Hajek <highegg@gmail.com> parents: 8375 diff changeset	100 }
1922 8a57554f3142 [project @ 1996-02-11 02:53:20 by jwe] jwe parents: 1882 diff changeset	101
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	102 template <>
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	103 qrp<Matrix>::qrp (const Matrix& a, type qr_type)
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	104 : qr<Matrix> (), p ()
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	105 {
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	106 init (a, qr_type);
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	107 }
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	108
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	109 template <>
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	110 RowVector
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	111 qrp<Matrix>::Pvec (void) const
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	112 {
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	113 Array<double> pa (p.col_perm_vec ());
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	114 RowVector pv (MArray<double> (pa) + 1.0);
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	115 return pv;
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	116 }
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	117
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	118 template <>
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	119 void
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	120 qrp<FloatMatrix>::init (const FloatMatrix& a, type qr_type)
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	121 {
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	122 assert (qr_type != qr<FloatMatrix>::raw);
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	123
23696 08036a7f3660 remove octave:: namespace tag from symbols used inside octave namespace John W. Eaton <jwe@octave.org> parents: 23475 diff changeset	124 F77_INT m = to_f77_int (a.rows ());
08036a7f3660 remove octave:: namespace tag from symbols used inside octave namespace John W. Eaton <jwe@octave.org> parents: 23475 diff changeset	125 F77_INT n = to_f77_int (a.cols ());
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	126
23450 855122b993da maint: Wrap tertiary operator in parentheses "(COND ? x : y)". Rik <rik@octave.org> parents: 23220 diff changeset	127 F77_INT min_mn = (m < n ? m : n);
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	128 OCTAVE_LOCAL_BUFFER (float, tau, min_mn);
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	129
22951 2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	130 F77_INT info = 0;
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	131
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	132 FloatMatrix afact = a;
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	133 if (m > n && qr_type == qr<FloatMatrix>::std)
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	134 afact.resize (m, m);
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	135
22951 2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	136 MArray<F77_INT> jpvt (dim_vector (n, 1), 0);
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	137
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	138 if (m > 0)
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	139 {
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	140 // workspace query.
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	141 float rlwork;
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	142 F77_XFCN (sgeqp3, SGEQP3, (m, n, afact.fortran_vec (),
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	143 m, jpvt.fortran_vec (), tau,
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	144 &rlwork, -1, info));
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	145
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	146 // allocate buffer and do the job.
22951 2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	147 F77_INT lwork = static_cast<F77_INT> (rlwork);
2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	148 lwork = std::max (lwork, static_cast<F77_INT> (1));
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	149 OCTAVE_LOCAL_BUFFER (float, work, lwork);
22951 2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	150
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	151 F77_XFCN (sgeqp3, SGEQP3, (m, n, afact.fortran_vec (),
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	152 m, jpvt.fortran_vec (), tau,
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	153 work, lwork, info));
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	154 }
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	155 else
22951 2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	156 {
2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	157 for (F77_INT i = 0; i < n; i++)
2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	158 jpvt(i) = i+1;
2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	159 }
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	160
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	161 // Form Permutation matrix (if economy is requested, return the
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	162 // indices only!)
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	163
22951 2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	164 jpvt -= static_cast<F77_INT> (1);
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	165 p = PermMatrix (jpvt, true);
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	166
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	167 form (n, afact, tau, qr_type);
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	168 }
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	169
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	170 template <>
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	171 qrp<FloatMatrix>::qrp (const FloatMatrix& a, type qr_type)
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	172 : qr<FloatMatrix> (), p ()
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	173 {
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	174 init (a, qr_type);
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	175 }
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	176
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	177 template <>
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	178 FloatRowVector
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	179 qrp<FloatMatrix>::Pvec (void) const
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	180 {
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	181 Array<float> pa (p.col_perm_vec ());
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	182 FloatRowVector pv (MArray<float> (pa) + 1.0f);
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	183 return pv;
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	184 }
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	185
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	186 template <>
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	187 void
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	188 qrp<ComplexMatrix>::init (const ComplexMatrix& a, type qr_type)
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	189 {
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	190 assert (qr_type != qr<ComplexMatrix>::raw);
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	191
23696 08036a7f3660 remove octave:: namespace tag from symbols used inside octave namespace John W. Eaton <jwe@octave.org> parents: 23475 diff changeset	192 F77_INT m = to_f77_int (a.rows ());
08036a7f3660 remove octave:: namespace tag from symbols used inside octave namespace John W. Eaton <jwe@octave.org> parents: 23475 diff changeset	193 F77_INT n = to_f77_int (a.cols ());
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	194
23450 855122b993da maint: Wrap tertiary operator in parentheses "(COND ? x : y)". Rik <rik@octave.org> parents: 23220 diff changeset	195 F77_INT min_mn = (m < n ? m : n);
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	196 OCTAVE_LOCAL_BUFFER (Complex, tau, min_mn);
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	197
22951 2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	198 F77_INT info = 0;
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	199
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	200 ComplexMatrix afact = a;
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	201 if (m > n && qr_type == qr<ComplexMatrix>::std)
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	202 afact.resize (m, m);
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	203
22951 2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	204 MArray<F77_INT> jpvt (dim_vector (n, 1), 0);
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	205
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	206 if (m > 0)
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	207 {
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	208 OCTAVE_LOCAL_BUFFER (double, rwork, 2*n);
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	209
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	210 // workspace query.
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	211 Complex clwork;
22951 2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	212 F77_XFCN (zgeqp3, ZGEQP3, (m, n,
2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	213 F77_DBLE_CMPLX_ARG (afact.fortran_vec ()),
2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	214 m, jpvt.fortran_vec (),
2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	215 F77_DBLE_CMPLX_ARG (tau),
2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	216 F77_DBLE_CMPLX_ARG (&clwork),
2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	217 -1, rwork, info));
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	218
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	219 // allocate buffer and do the job.
22951 2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	220 F77_INT lwork = static_cast<F77_INT> (clwork.real ());
2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	221 lwork = std::max (lwork, static_cast<F77_INT> (1));
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	222 OCTAVE_LOCAL_BUFFER (Complex, work, lwork);
22951 2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	223
2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	224 F77_XFCN (zgeqp3, ZGEQP3, (m, n,
2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	225 F77_DBLE_CMPLX_ARG (afact.fortran_vec ()),
2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	226 m, jpvt.fortran_vec (),
2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	227 F77_DBLE_CMPLX_ARG (tau),
2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	228 F77_DBLE_CMPLX_ARG (work),
2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	229 lwork, rwork, info));
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	230 }
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	231 else
22951 2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	232 {
2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	233 for (F77_INT i = 0; i < n; i++)
2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	234 jpvt(i) = i+1;
2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	235 }
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	236
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	237 // Form Permutation matrix (if economy is requested, return the
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	238 // indices only!)
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	239
22951 2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	240 jpvt -= static_cast<F77_INT> (1);
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	241 p = PermMatrix (jpvt, true);
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	242
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	243 form (n, afact, tau, qr_type);
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	244 }
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	245
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	246 template <>
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	247 qrp<ComplexMatrix>::qrp (const ComplexMatrix& a, type qr_type)
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	248 : qr<ComplexMatrix> (), p ()
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	249 {
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	250 init (a, qr_type);
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	251 }
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	252
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	253 template <>
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	254 RowVector
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	255 qrp<ComplexMatrix>::Pvec (void) const
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	256 {
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	257 Array<double> pa (p.col_perm_vec ());
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	258 RowVector pv (MArray<double> (pa) + 1.0);
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	259 return pv;
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	260 }
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	261
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	262 template <>
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	263 void
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	264 qrp<FloatComplexMatrix>::init (const FloatComplexMatrix& a, type qr_type)
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	265 {
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	266 assert (qr_type != qr<FloatComplexMatrix>::raw);
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	267
23696 08036a7f3660 remove octave:: namespace tag from symbols used inside octave namespace John W. Eaton <jwe@octave.org> parents: 23475 diff changeset	268 F77_INT m = to_f77_int (a.rows ());
08036a7f3660 remove octave:: namespace tag from symbols used inside octave namespace John W. Eaton <jwe@octave.org> parents: 23475 diff changeset	269 F77_INT n = to_f77_int (a.cols ());
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	270
23450 855122b993da maint: Wrap tertiary operator in parentheses "(COND ? x : y)". Rik <rik@octave.org> parents: 23220 diff changeset	271 F77_INT min_mn = (m < n ? m : n);
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	272 OCTAVE_LOCAL_BUFFER (FloatComplex, tau, min_mn);
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	273
22951 2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	274 F77_INT info = 0;
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	275
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	276 FloatComplexMatrix afact = a;
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	277 if (m > n && qr_type == qr<FloatComplexMatrix>::std)
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	278 afact.resize (m, m);
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	279
22951 2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	280 MArray<F77_INT> jpvt (dim_vector (n, 1), 0);
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	281
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	282 if (m > 0)
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	283 {
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	284 OCTAVE_LOCAL_BUFFER (float, rwork, 2*n);
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	285
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	286 // workspace query.
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	287 FloatComplex clwork;
22951 2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	288 F77_XFCN (cgeqp3, CGEQP3, (m, n,
2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	289 F77_CMPLX_ARG (afact.fortran_vec ()),
2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	290 m, jpvt.fortran_vec (),
2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	291 F77_CMPLX_ARG (tau),
2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	292 F77_CMPLX_ARG (&clwork),
2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	293 -1, rwork, info));
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	294
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	295 // allocate buffer and do the job.
22951 2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	296 F77_INT lwork = static_cast<F77_INT> (clwork.real ());
2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	297 lwork = std::max (lwork, static_cast<F77_INT> (1));
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	298 OCTAVE_LOCAL_BUFFER (FloatComplex, work, lwork);
22951 2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	299
2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	300 F77_XFCN (cgeqp3, CGEQP3, (m, n,
2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	301 F77_CMPLX_ARG (afact.fortran_vec ()),
2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	302 m, jpvt.fortran_vec (),
2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	303 F77_CMPLX_ARG (tau),
2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	304 F77_CMPLX_ARG (work),
2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	305 lwork, rwork, info));
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	306 }
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	307 else
22951 2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	308 {
2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	309 for (F77_INT i = 0; i < n; i++)
2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	310 jpvt(i) = i+1;
2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	311 }
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	312
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	313 // Form Permutation matrix (if economy is requested, return the
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	314 // indices only!)
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	315
22951 2e6a327e7903 use F77_INT instead of octave_idx_type for liboctave QRP functions John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	316 jpvt -= static_cast<F77_INT> (1);
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	317 p = PermMatrix (jpvt, true);
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	318
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	319 form (n, afact, tau, qr_type);
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	320 }
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	321
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	322 template <>
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	323 qrp<FloatComplexMatrix>::qrp (const FloatComplexMatrix& a, type qr_type)
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	324 : qr<FloatComplexMatrix> (), p ()
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	325 {
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	326 init (a, qr_type);
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	327 }
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	328
22329 7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	329 template <>
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	330 FloatRowVector
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	331 qrp<FloatComplexMatrix>::Pvec (void) const
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	332 {
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	333 Array<float> pa (p.col_perm_vec ());
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	334 FloatRowVector pv (MArray<float> (pa) + 1.0f);
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	335 return pv;
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	336 }
7f3c7a8bd131 maint: Indent namespaces in liboctave/numeric files. John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	337 }
21280 ebdf74c15722 better use of templates for qrp classes John W. Eaton <jwe@octave.org> parents: 21279 diff changeset	338 }

Mercurial > octave

annotate liboctave/numeric/qrp.cc @ 23696:08036a7f3660