octave-lyh: liboctave/CMatrix.cc annotate

annotate liboctave/CMatrix.cc @ 10314:07ebe522dac2

untabify liboctave C++ sources

author	John W. Eaton <jwe@octave.org>
date	Thu, 11 Feb 2010 12:23:32 -0500
parents	f7ba6cfe7fb7
children	12884915a8e4

rev	line source
1993 1b57120c997b [project @ 1996-03-03 01:16:15 by jwe] jwe parents: 1968 diff changeset	1 // Matrix manipulations.
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2 /*
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3
7017 a1dbe9d80eee [project @ 2007-10-12 21:27:11 by jwe] jwe parents: 7016 diff changeset	4 Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
a1dbe9d80eee [project @ 2007-10-12 21:27:11 by jwe] jwe parents: 7016 diff changeset	5 2003, 2004, 2005, 2006, 2007 John W. Eaton
8920 eb63fbe60fab update copyright notices John W. Eaton <jwe@octave.org> parents: 8806 diff changeset	6 Copyright (C) 2008, 2009 Jaroslav Hajek
9601 a9b37bae1802 add a couple of missing copyright statements Jaroslav Hajek <highegg@gmail.com> parents: 9578 diff changeset	7 Copyright (C) 2009 VZLU Prague, a.s.
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	8
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	9 This file is part of Octave.
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	10
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	11 Octave is free software; you can redistribute it and/or modify it
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	12 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: 6958 diff changeset	13 Free Software Foundation; either version 3 of the License, or (at your
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 6958 diff changeset	14 option) any later version.
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	15
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	16 Octave is distributed in the hope that it will be useful, but WITHOUT
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	17 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	18 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	19 for more details.
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	20
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	21 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: 6958 diff changeset	22 along with Octave; see the file COPYING. If not, see
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 6958 diff changeset	23 <http://www.gnu.org/licenses/>.
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	24
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	25 */
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	26
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	27 #ifdef HAVE_CONFIG_H
1192 b6360f2d4fa6 [project @ 1995-03-30 21:38:35 by jwe] jwe parents: 1011 diff changeset	28 #include <config.h>
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	29 #endif
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	30
1367 9f9131a8d706 [project @ 1995-09-06 00:07:03 by jwe] jwe parents: 1365 diff changeset	31 #include <cfloat>
9f9131a8d706 [project @ 1995-09-06 00:07:03 by jwe] jwe parents: 1365 diff changeset	32
3503 d14c483b3c12 [project @ 2000-02-01 04:06:07 by jwe] jwe parents: 3480 diff changeset	33 #include <iostream>
6209 15b299f6803d [project @ 2006-12-07 01:17:26 by jwe] jwe parents: 6207 diff changeset	34 #include <vector>
1367 9f9131a8d706 [project @ 1995-09-06 00:07:03 by jwe] jwe parents: 1365 diff changeset	35
5775 ace8d8d26933 [project @ 2006-04-24 19:13:06 by jwe] jwe parents: 5717 diff changeset	36 // FIXME
2443 4d941ba99862 [project @ 1996-10-30 18:51:26 by jwe] jwe parents: 2408 diff changeset	37 #include <sys/types.h>
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	38
4669 334a27c8f453 [project @ 2003-11-26 07:02:42 by jwe] jwe parents: 4593 diff changeset	39 #include "Array-util.h"
2828 92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	40 #include "CMatrix.h"
1819 8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	41 #include "CmplxAEPBAL.h"
9523 0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	42 #include "CmplxCHOL.h"
1819 8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	43 #include "CmplxSCHUR.h"
740 d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	44 #include "CmplxSVD.h"
9523 0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	45 #include "DET.h"
1847 2ffe49eb95a5 [project @ 1996-02-03 12:47:55 by jwe] jwe parents: 1819 diff changeset	46 #include "f77-fcn.h"
7503 8c32f95c2639 convert mapper functions to new format David Bateman <dbateman@free.fr> parents: 7488 diff changeset	47 #include "functor.h"
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	48 #include "lo-error.h"
2354 2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	49 #include "lo-ieee.h"
2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	50 #include "lo-mappers.h"
1968 a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	51 #include "lo-utils.h"
1367 9f9131a8d706 [project @ 1995-09-06 00:07:03 by jwe] jwe parents: 1365 diff changeset	52 #include "mx-base.h"
2828 92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	53 #include "mx-cm-dm.h"
9523 0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	54 #include "mx-cm-s.h"
3176 fccab8e7d35f [project @ 1998-05-18 20:33:31 by jwe] jwe parents: 3130 diff changeset	55 #include "mx-dm-cm.h"
1367 9f9131a8d706 [project @ 1995-09-06 00:07:03 by jwe] jwe parents: 1365 diff changeset	56 #include "mx-inlines.cc"
8774 b756ce0002db split implementation and interface in mx-op-defs and MArray-defs Jaroslav Hajek <highegg@gmail.com> parents: 8743 diff changeset	57 #include "mx-op-defs.h"
1650 23aa282707e8 [project @ 1995-12-20 06:53:12 by jwe] jwe parents: 1574 diff changeset	58 #include "oct-cmplx.h"
9523 0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	59 #include "oct-fftw.h"
0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	60 #include "oct-locbuf.h"
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	61 #include "oct-norm.h"
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	62
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	63 // Fortran functions we call.
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	64
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	65 extern "C"
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	66 {
7477 8b22207ef9ca ilaenv --> xilaenv John W. Eaton <jwe@octave.org> parents: 7476 diff changeset	67 F77_RET_T
8b22207ef9ca ilaenv --> xilaenv John W. Eaton <jwe@octave.org> parents: 7476 diff changeset	68 F77_FUNC (xilaenv, XILAENV) (const octave_idx_type&, F77_CONST_CHAR_ARG_DECL,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	69 F77_CONST_CHAR_ARG_DECL,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	70 const octave_idx_type&, const octave_idx_type&,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	71 const octave_idx_type&, const octave_idx_type&,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	72 octave_idx_type&
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	73 F77_CHAR_ARG_LEN_DECL F77_CHAR_ARG_LEN_DECL);
7476 e9f10b4c05cf fix workspace size calculation for xGELSD Jason Riedy parents: 7416 diff changeset	74
4552 6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	75 F77_RET_T
6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	76 F77_FUNC (zgebal, ZGEBAL) (F77_CONST_CHAR_ARG_DECL,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	77 const octave_idx_type&, Complex*, const octave_idx_type&, octave_idx_type&,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	78 octave_idx_type&, double*, octave_idx_type&
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	79 F77_CHAR_ARG_LEN_DECL);
4552 6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	80
6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	81 F77_RET_T
6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	82 F77_FUNC (dgebak, DGEBAK) (F77_CONST_CHAR_ARG_DECL,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	83 F77_CONST_CHAR_ARG_DECL,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	84 const octave_idx_type&, const octave_idx_type&, const octave_idx_type&, double*,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	85 const octave_idx_type&, double*, const octave_idx_type&, octave_idx_type&
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	86 F77_CHAR_ARG_LEN_DECL
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	87 F77_CHAR_ARG_LEN_DECL);
4552 6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	88
6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	89 F77_RET_T
6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	90 F77_FUNC (zgemm, ZGEMM) (F77_CONST_CHAR_ARG_DECL,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	91 F77_CONST_CHAR_ARG_DECL,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	92 const octave_idx_type&, const octave_idx_type&, const octave_idx_type&,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	93 const Complex&, const Complex*, const octave_idx_type&,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	94 const Complex*, const octave_idx_type&, const Complex&,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	95 Complex*, const octave_idx_type&
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	96 F77_CHAR_ARG_LEN_DECL
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	97 F77_CHAR_ARG_LEN_DECL);
4552 6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	98
6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	99 F77_RET_T
5983 ae09df27153f [project @ 2006-09-12 02:15:47 by jwe] jwe parents: 5958 diff changeset	100 F77_FUNC (zgemv, ZGEMV) (F77_CONST_CHAR_ARG_DECL,
ae09df27153f [project @ 2006-09-12 02:15:47 by jwe] jwe parents: 5958 diff changeset	101 const octave_idx_type&, const octave_idx_type&, const Complex&,
ae09df27153f [project @ 2006-09-12 02:15:47 by jwe] jwe parents: 5958 diff changeset	102 const Complex, const octave_idx_type&, const Complex,
ae09df27153f [project @ 2006-09-12 02:15:47 by jwe] jwe parents: 5958 diff changeset	103 const octave_idx_type&, const Complex&, Complex*, const octave_idx_type&
ae09df27153f [project @ 2006-09-12 02:15:47 by jwe] jwe parents: 5958 diff changeset	104 F77_CHAR_ARG_LEN_DECL);
ae09df27153f [project @ 2006-09-12 02:15:47 by jwe] jwe parents: 5958 diff changeset	105
ae09df27153f [project @ 2006-09-12 02:15:47 by jwe] jwe parents: 5958 diff changeset	106 F77_RET_T
ae09df27153f [project @ 2006-09-12 02:15:47 by jwe] jwe parents: 5958 diff changeset	107 F77_FUNC (xzdotu, XZDOTU) (const octave_idx_type&, const Complex*, const octave_idx_type&,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	108 const Complex*, const octave_idx_type&, Complex&);
5983 ae09df27153f [project @ 2006-09-12 02:15:47 by jwe] jwe parents: 5958 diff changeset	109
ae09df27153f [project @ 2006-09-12 02:15:47 by jwe] jwe parents: 5958 diff changeset	110 F77_RET_T
7800 5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	111 F77_FUNC (xzdotc, XZDOTC) (const octave_idx_type&, const Complex*, const octave_idx_type&,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	112 const Complex*, const octave_idx_type&, Complex&);
7800 5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	113
5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	114 F77_RET_T
7801 776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	115 F77_FUNC (zsyrk, ZSYRK) (F77_CONST_CHAR_ARG_DECL,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	116 F77_CONST_CHAR_ARG_DECL,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	117 const octave_idx_type&, const octave_idx_type&,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	118 const Complex&, const Complex*, const octave_idx_type&,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	119 const Complex&, Complex*, const octave_idx_type&
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	120 F77_CHAR_ARG_LEN_DECL
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	121 F77_CHAR_ARG_LEN_DECL);
7801 776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	122
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	123 F77_RET_T
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	124 F77_FUNC (zherk, ZHERK) (F77_CONST_CHAR_ARG_DECL,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	125 F77_CONST_CHAR_ARG_DECL,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	126 const octave_idx_type&, const octave_idx_type&,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	127 const double&, const Complex*, const octave_idx_type&,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	128 const double&, Complex*, const octave_idx_type&
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	129 F77_CHAR_ARG_LEN_DECL
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	130 F77_CHAR_ARG_LEN_DECL);
7801 776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	131
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	132 F77_RET_T
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	133 F77_FUNC (zgetrf, ZGETRF) (const octave_idx_type&, const octave_idx_type&, Complex*, const octave_idx_type&,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	134 octave_idx_type*, octave_idx_type&);
4552 6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	135
6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	136 F77_RET_T
6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	137 F77_FUNC (zgetrs, ZGETRS) (F77_CONST_CHAR_ARG_DECL,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	138 const octave_idx_type&, const octave_idx_type&, Complex*, const octave_idx_type&,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	139 const octave_idx_type, Complex, const octave_idx_type&, octave_idx_type&
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	140 F77_CHAR_ARG_LEN_DECL);
4552 6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	141
6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	142 F77_RET_T
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	143 F77_FUNC (zgetri, ZGETRI) (const octave_idx_type&, Complex, const octave_idx_type&, const octave_idx_type,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	144 Complex*, const octave_idx_type&, octave_idx_type&);
4552 6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	145
6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	146 F77_RET_T
6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	147 F77_FUNC (zgecon, ZGECON) (F77_CONST_CHAR_ARG_DECL,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	148 const octave_idx_type&, Complex*,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	149 const octave_idx_type&, const double&, double&,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	150 Complex, double, octave_idx_type&
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	151 F77_CHAR_ARG_LEN_DECL);
4552 6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	152
6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	153 F77_RET_T
7072 b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	154 F77_FUNC (zgelsy, ZGELSY) (const octave_idx_type&, const octave_idx_type&, const octave_idx_type&,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	155 Complex, const octave_idx_type&, Complex,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	156 const octave_idx_type&, octave_idx_type*, double&, octave_idx_type&,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	157 Complex, const octave_idx_type&, double, octave_idx_type&);
7072 b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	158
b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	159 F77_RET_T
b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	160 F77_FUNC (zgelsd, ZGELSD) (const octave_idx_type&, const octave_idx_type&, const octave_idx_type&,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	161 Complex, const octave_idx_type&, Complex,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	162 const octave_idx_type&, double*, double&, octave_idx_type&,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	163 Complex, const octave_idx_type&, double,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	164 octave_idx_type*, octave_idx_type&);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	165
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	166 F77_RET_T
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	167 F77_FUNC (zpotrf, ZPOTRF) (F77_CONST_CHAR_ARG_DECL, const octave_idx_type&,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	168 Complex*, const octave_idx_type&,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	169 octave_idx_type& F77_CHAR_ARG_LEN_DECL);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	170
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	171 F77_RET_T
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	172 F77_FUNC (zpocon, ZPOCON) (F77_CONST_CHAR_ARG_DECL, const octave_idx_type&,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	173 Complex*, const octave_idx_type&, const double&,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	174 double&, Complex, double,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	175 octave_idx_type& F77_CHAR_ARG_LEN_DECL);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	176
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	177 F77_RET_T
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	178 F77_FUNC (zpotrs, ZPOTRS) (F77_CONST_CHAR_ARG_DECL, const octave_idx_type&,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	179 const octave_idx_type&, const Complex*,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	180 const octave_idx_type&, Complex*,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	181 const octave_idx_type&, octave_idx_type&
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	182 F77_CHAR_ARG_LEN_DECL);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	183
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	184 F77_RET_T
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	185 F77_FUNC (ztrtri, ZTRTRI) (F77_CONST_CHAR_ARG_DECL, F77_CONST_CHAR_ARG_DECL,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	186 const octave_idx_type&, const Complex*,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	187 const octave_idx_type&, octave_idx_type&
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	188 F77_CHAR_ARG_LEN_DECL
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	189 F77_CHAR_ARG_LEN_DECL);
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	190
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	191 F77_RET_T
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	192 F77_FUNC (ztrcon, ZTRCON) (F77_CONST_CHAR_ARG_DECL, F77_CONST_CHAR_ARG_DECL,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	193 F77_CONST_CHAR_ARG_DECL, const octave_idx_type&,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	194 const Complex*, const octave_idx_type&, double&,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	195 Complex, double, octave_idx_type&
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	196 F77_CHAR_ARG_LEN_DECL
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	197 F77_CHAR_ARG_LEN_DECL
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	198 F77_CHAR_ARG_LEN_DECL);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	199
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	200 F77_RET_T
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	201 F77_FUNC (ztrtrs, ZTRTRS) (F77_CONST_CHAR_ARG_DECL, F77_CONST_CHAR_ARG_DECL,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	202 F77_CONST_CHAR_ARG_DECL, const octave_idx_type&,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	203 const octave_idx_type&, const Complex*,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	204 const octave_idx_type&, Complex*,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	205 const octave_idx_type&, octave_idx_type&
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	206 F77_CHAR_ARG_LEN_DECL
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	207 F77_CHAR_ARG_LEN_DECL
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	208 F77_CHAR_ARG_LEN_DECL);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	209
4552 6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	210 F77_RET_T
6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	211 F77_FUNC (zlartg, ZLARTG) (const Complex&, const Complex&,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	212 double&, Complex&, Complex&);
4552 6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	213
6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	214 F77_RET_T
6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	215 F77_FUNC (ztrsyl, ZTRSYL) (F77_CONST_CHAR_ARG_DECL,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	216 F77_CONST_CHAR_ARG_DECL,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	217 const octave_idx_type&, const octave_idx_type&, const octave_idx_type&,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	218 const Complex*, const octave_idx_type&,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	219 const Complex*, const octave_idx_type&,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	220 const Complex*, const octave_idx_type&, double&, octave_idx_type&
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	221 F77_CHAR_ARG_LEN_DECL
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	222 F77_CHAR_ARG_LEN_DECL);
4552 6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	223
6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	224 F77_RET_T
6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	225 F77_FUNC (xzlange, XZLANGE) (F77_CONST_CHAR_ARG_DECL,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	226 const octave_idx_type&, const octave_idx_type&, const Complex*,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	227 const octave_idx_type&, double*, double&
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	228 F77_CHAR_ARG_LEN_DECL);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	229 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	230
2354 2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	231 static const Complex Complex_NaN_result (octave_NaN, octave_NaN);
2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	232
1360 7eb93d12654c [project @ 1995-09-05 21:51:54 by jwe] jwe parents: 1321 diff changeset	233 // Complex Matrix class
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	234
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	235 ComplexMatrix::ComplexMatrix (const Matrix& a)
1214 0bf4d2b7def4 [project @ 1995-04-06 02:33:59 by jwe] jwe parents: 1205 diff changeset	236 : MArray2<Complex> (a.rows (), a.cols ())
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	237 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	238 for (octave_idx_type j = 0; j < cols (); j++)
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	239 for (octave_idx_type i = 0; i < rows (); i++)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	240 elem (i, j) = a.elem (i, j);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	241 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	242
2349 b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	243 ComplexMatrix::ComplexMatrix (const RowVector& rv)
b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	244 : MArray2<Complex> (1, rv.length (), 0.0)
b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	245 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	246 for (octave_idx_type i = 0; i < rv.length (); i++)
2349 b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	247 elem (0, i) = rv.elem (i);
b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	248 }
b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	249
b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	250 ComplexMatrix::ComplexMatrix (const ColumnVector& cv)
b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	251 : MArray2<Complex> (cv.length (), 1, 0.0)
b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	252 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	253 for (octave_idx_type i = 0; i < cv.length (); i++)
2349 b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	254 elem (i, 0) = cv.elem (i);
b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	255 }
b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	256
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	257 ComplexMatrix::ComplexMatrix (const DiagMatrix& a)
1214 0bf4d2b7def4 [project @ 1995-04-06 02:33:59 by jwe] jwe parents: 1205 diff changeset	258 : MArray2<Complex> (a.rows (), a.cols (), 0.0)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	259 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	260 for (octave_idx_type i = 0; i < a.length (); i++)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	261 elem (i, i) = a.elem (i, i);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	262 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	263
2349 b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	264 ComplexMatrix::ComplexMatrix (const ComplexRowVector& rv)
8614 5114ea5a41b5 use shallow copying in Matrix/RowVector/ColumnVector conversions Jaroslav Hajek <highegg@gmail.com> parents: 8392 diff changeset	265 : MArray2<Complex> (Array2<Complex> (rv, 1, rv.length ()))
2349 b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	266 {
b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	267 }
b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	268
b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	269 ComplexMatrix::ComplexMatrix (const ComplexColumnVector& cv)
8614 5114ea5a41b5 use shallow copying in Matrix/RowVector/ColumnVector conversions Jaroslav Hajek <highegg@gmail.com> parents: 8392 diff changeset	270 : MArray2<Complex> (Array2<Complex> (cv, cv.length (), 1))
2349 b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	271 {
b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	272 }
b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	273
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	274 ComplexMatrix::ComplexMatrix (const ComplexDiagMatrix& a)
1214 0bf4d2b7def4 [project @ 1995-04-06 02:33:59 by jwe] jwe parents: 1205 diff changeset	275 : MArray2<Complex> (a.rows (), a.cols (), 0.0)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	276 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	277 for (octave_idx_type i = 0; i < a.length (); i++)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	278 elem (i, i) = a.elem (i, i);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	279 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	280
5775 ace8d8d26933 [project @ 2006-04-24 19:13:06 by jwe] jwe parents: 5717 diff changeset	281 // FIXME -- could we use a templated mixed-type copy function
1574 dd7d27461567 [project @ 1995-10-19 04:34:20 by jwe] jwe parents: 1561 diff changeset	282 // here?
dd7d27461567 [project @ 1995-10-19 04:34:20 by jwe] jwe parents: 1561 diff changeset	283
2828 92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	284 ComplexMatrix::ComplexMatrix (const boolMatrix& a)
3180 c17387059fd3 [project @ 1998-09-24 18:59:11 by jwe] jwe parents: 3176 diff changeset	285 : MArray2<Complex> (a.rows (), a.cols (), 0.0)
2828 92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	286 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	287 for (octave_idx_type i = 0; i < a.rows (); i++)
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	288 for (octave_idx_type j = 0; j < a.cols (); j++)
2828 92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	289 elem (i, j) = a.elem (i, j);
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	290 }
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	291
1574 dd7d27461567 [project @ 1995-10-19 04:34:20 by jwe] jwe parents: 1561 diff changeset	292 ComplexMatrix::ComplexMatrix (const charMatrix& a)
3180 c17387059fd3 [project @ 1998-09-24 18:59:11 by jwe] jwe parents: 3176 diff changeset	293 : MArray2<Complex> (a.rows (), a.cols (), 0.0)
1574 dd7d27461567 [project @ 1995-10-19 04:34:20 by jwe] jwe parents: 1561 diff changeset	294 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	295 for (octave_idx_type i = 0; i < a.rows (); i++)
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	296 for (octave_idx_type j = 0; j < a.cols (); j++)
8956 d91fa4b20bbb ensure nonnegative char -> real conversion Jaroslav Hajek <highegg@gmail.com> parents: 8920 diff changeset	297 elem (i, j) = static_cast<unsigned char> (a.elem (i, j));
1574 dd7d27461567 [project @ 1995-10-19 04:34:20 by jwe] jwe parents: 1561 diff changeset	298 }
dd7d27461567 [project @ 1995-10-19 04:34:20 by jwe] jwe parents: 1561 diff changeset	299
9663 7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	300 ComplexMatrix::ComplexMatrix (const Matrix& re, const Matrix& im)
7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	301 : MArray2<Complex> (re.rows (), re.cols ())
7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	302 {
7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	303 if (im.rows () != rows () \|\| im.cols () != cols ())
7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	304 (*current_liboctave_error_handler) ("complex: internal error");
7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	305
7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	306 octave_idx_type nel = numel ();
7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	307 for (octave_idx_type i = 0; i < nel; i++)
7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	308 xelem (i) = Complex (re(i), im(i));
7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	309 }
7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	310
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	311 bool
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	312 ComplexMatrix::operator == (const ComplexMatrix& a) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	313 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	314 if (rows () != a.rows () \|\| cols () != a.cols ())
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	315 return false;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	316
9550 3d6a9aea2aea refactor binary & bool ops in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9528 diff changeset	317 return mx_inline_equal (length (), data (), a.data ());
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	318 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	319
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	320 bool
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	321 ComplexMatrix::operator != (const ComplexMatrix& a) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	322 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	323 return !(*this == a);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	324 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	325
2815 33486d9e2d00 [project @ 1997-03-14 08:24:46 by jwe] jwe parents: 2800 diff changeset	326 bool
33486d9e2d00 [project @ 1997-03-14 08:24:46 by jwe] jwe parents: 2800 diff changeset	327 ComplexMatrix::is_hermitian (void) const
33486d9e2d00 [project @ 1997-03-14 08:24:46 by jwe] jwe parents: 2800 diff changeset	328 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	329 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	330 octave_idx_type nc = cols ();
2815 33486d9e2d00 [project @ 1997-03-14 08:24:46 by jwe] jwe parents: 2800 diff changeset	331
33486d9e2d00 [project @ 1997-03-14 08:24:46 by jwe] jwe parents: 2800 diff changeset	332 if (is_square () && nr > 0)
33486d9e2d00 [project @ 1997-03-14 08:24:46 by jwe] jwe parents: 2800 diff changeset	333 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	334 for (octave_idx_type i = 0; i < nr; i++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	335 for (octave_idx_type j = i; j < nc; j++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	336 if (elem (i, j) != conj (elem (j, i)))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	337 return false;
2815 33486d9e2d00 [project @ 1997-03-14 08:24:46 by jwe] jwe parents: 2800 diff changeset	338
33486d9e2d00 [project @ 1997-03-14 08:24:46 by jwe] jwe parents: 2800 diff changeset	339 return true;
33486d9e2d00 [project @ 1997-03-14 08:24:46 by jwe] jwe parents: 2800 diff changeset	340 }
33486d9e2d00 [project @ 1997-03-14 08:24:46 by jwe] jwe parents: 2800 diff changeset	341
33486d9e2d00 [project @ 1997-03-14 08:24:46 by jwe] jwe parents: 2800 diff changeset	342 return false;
33486d9e2d00 [project @ 1997-03-14 08:24:46 by jwe] jwe parents: 2800 diff changeset	343 }
33486d9e2d00 [project @ 1997-03-14 08:24:46 by jwe] jwe parents: 2800 diff changeset	344
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	345 // destructive insert/delete/reorder operations
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	346
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	347 ComplexMatrix&
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	348 ComplexMatrix::insert (const Matrix& a, octave_idx_type r, octave_idx_type c)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	349 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	350 octave_idx_type a_nr = a.rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	351 octave_idx_type a_nc = a.cols ();
1699 0c6d3b73bf69 [project @ 1996-01-07 02:36:50 by jwe] jwe parents: 1657 diff changeset	352
0c6d3b73bf69 [project @ 1996-01-07 02:36:50 by jwe] jwe parents: 1657 diff changeset	353 if (r < 0 \|\| r + a_nr > rows () \|\| c < 0 \|\| c + a_nc > cols ())
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	354 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	355 (*current_liboctave_error_handler) ("range error for insert");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	356 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	357 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	358
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	359 if (a_nr >0 && a_nc > 0)
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	360 {
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	361 make_unique ();
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	362
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	363 for (octave_idx_type j = 0; j < a_nc; j++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	364 for (octave_idx_type i = 0; i < a_nr; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	365 xelem (r+i, c+j) = a.elem (i, j);
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	366 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	367
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	368 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	369 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	370
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	371 ComplexMatrix&
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	372 ComplexMatrix::insert (const RowVector& a, octave_idx_type r, octave_idx_type c)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	373 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	374 octave_idx_type a_len = a.length ();
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	375
1699 0c6d3b73bf69 [project @ 1996-01-07 02:36:50 by jwe] jwe parents: 1657 diff changeset	376 if (r < 0 \|\| r >= rows () \|\| c < 0 \|\| c + a_len > cols ())
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	377 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	378 (*current_liboctave_error_handler) ("range error for insert");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	379 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	380 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	381
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	382 if (a_len > 0)
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	383 {
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	384 make_unique ();
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	385
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	386 for (octave_idx_type i = 0; i < a_len; i++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	387 xelem (r, c+i) = a.elem (i);
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	388 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	389
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	390 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	391 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	392
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	393 ComplexMatrix&
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	394 ComplexMatrix::insert (const ColumnVector& a, octave_idx_type r, octave_idx_type c)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	395 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	396 octave_idx_type a_len = a.length ();
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	397
1699 0c6d3b73bf69 [project @ 1996-01-07 02:36:50 by jwe] jwe parents: 1657 diff changeset	398 if (r < 0 \|\| r + a_len > rows () \|\| c < 0 \|\| c >= cols ())
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	399 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	400 (*current_liboctave_error_handler) ("range error for insert");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	401 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	402 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	403
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	404 if (a_len > 0)
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	405 {
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	406 make_unique ();
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	407
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	408 for (octave_idx_type i = 0; i < a_len; i++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	409 xelem (r+i, c) = a.elem (i);
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	410 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	411
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	412 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	413 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	414
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	415 ComplexMatrix&
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	416 ComplexMatrix::insert (const DiagMatrix& a, octave_idx_type r, octave_idx_type c)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	417 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	418 octave_idx_type a_nr = a.rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	419 octave_idx_type a_nc = a.cols ();
1699 0c6d3b73bf69 [project @ 1996-01-07 02:36:50 by jwe] jwe parents: 1657 diff changeset	420
0c6d3b73bf69 [project @ 1996-01-07 02:36:50 by jwe] jwe parents: 1657 diff changeset	421 if (r < 0 \|\| r + a_nr > rows () \|\| c < 0 \|\| c + a_nc > cols ())
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	422 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	423 (*current_liboctave_error_handler) ("range error for insert");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	424 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	425 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	426
1699 0c6d3b73bf69 [project @ 1996-01-07 02:36:50 by jwe] jwe parents: 1657 diff changeset	427 fill (0.0, r, c, r + a_nr - 1, c + a_nc - 1);
0c6d3b73bf69 [project @ 1996-01-07 02:36:50 by jwe] jwe parents: 1657 diff changeset	428
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	429 octave_idx_type a_len = a.length ();
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	430
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	431 if (a_len > 0)
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	432 {
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	433 make_unique ();
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	434
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	435 for (octave_idx_type i = 0; i < a_len; i++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	436 xelem (r+i, c+i) = a.elem (i, i);
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	437 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	438
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	439 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	440 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	441
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	442 ComplexMatrix&
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	443 ComplexMatrix::insert (const ComplexMatrix& a, octave_idx_type r, octave_idx_type c)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	444 {
1561 ffee86c37931 [project @ 1995-10-12 08:08:25 by jwe] jwe parents: 1549 diff changeset	445 Array2<Complex>::insert (a, r, c);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	446 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	447 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	448
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	449 ComplexMatrix&
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	450 ComplexMatrix::insert (const ComplexRowVector& a, octave_idx_type r, octave_idx_type c)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	451 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	452 octave_idx_type a_len = a.length ();
1699 0c6d3b73bf69 [project @ 1996-01-07 02:36:50 by jwe] jwe parents: 1657 diff changeset	453 if (r < 0 \|\| r >= rows () \|\| c < 0 \|\| c + a_len > cols ())
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	454 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	455 (*current_liboctave_error_handler) ("range error for insert");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	456 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	457 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	458
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	459 for (octave_idx_type i = 0; i < a_len; i++)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	460 elem (r, c+i) = a.elem (i);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	461
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	462 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	463 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	464
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	465 ComplexMatrix&
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	466 ComplexMatrix::insert (const ComplexColumnVector& a, octave_idx_type r, octave_idx_type c)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	467 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	468 octave_idx_type a_len = a.length ();
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	469
1699 0c6d3b73bf69 [project @ 1996-01-07 02:36:50 by jwe] jwe parents: 1657 diff changeset	470 if (r < 0 \|\| r + a_len > rows () \|\| c < 0 \|\| c >= cols ())
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	471 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	472 (*current_liboctave_error_handler) ("range error for insert");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	473 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	474 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	475
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	476 if (a_len > 0)
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	477 {
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	478 make_unique ();
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	479
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	480 for (octave_idx_type i = 0; i < a_len; i++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	481 xelem (r+i, c) = a.elem (i);
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	482 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	483
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	484 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	485 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	486
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	487 ComplexMatrix&
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	488 ComplexMatrix::insert (const ComplexDiagMatrix& a, octave_idx_type r, octave_idx_type c)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	489 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	490 octave_idx_type a_nr = a.rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	491 octave_idx_type a_nc = a.cols ();
1699 0c6d3b73bf69 [project @ 1996-01-07 02:36:50 by jwe] jwe parents: 1657 diff changeset	492
0c6d3b73bf69 [project @ 1996-01-07 02:36:50 by jwe] jwe parents: 1657 diff changeset	493 if (r < 0 \|\| r + a_nr > rows () \|\| c < 0 \|\| c + a_nc > cols ())
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	494 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	495 (*current_liboctave_error_handler) ("range error for insert");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	496 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	497 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	498
1699 0c6d3b73bf69 [project @ 1996-01-07 02:36:50 by jwe] jwe parents: 1657 diff changeset	499 fill (0.0, r, c, r + a_nr - 1, c + a_nc - 1);
0c6d3b73bf69 [project @ 1996-01-07 02:36:50 by jwe] jwe parents: 1657 diff changeset	500
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	501 octave_idx_type a_len = a.length ();
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	502
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	503 if (a_len > 0)
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	504 {
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	505 make_unique ();
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	506
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	507 for (octave_idx_type i = 0; i < a_len; i++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	508 xelem (r+i, c+i) = a.elem (i, i);
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	509 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	510
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	511 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	512 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	513
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	514 ComplexMatrix&
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	515 ComplexMatrix::fill (double val)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	516 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	517 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	518 octave_idx_type nc = cols ();
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	519
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	520 if (nr > 0 && nc > 0)
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	521 {
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	522 make_unique ();
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	523
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	524 for (octave_idx_type j = 0; j < nc; j++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	525 for (octave_idx_type i = 0; i < nr; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	526 xelem (i, j) = val;
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	527 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	528
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	529 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	530 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	531
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	532 ComplexMatrix&
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	533 ComplexMatrix::fill (const Complex& val)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	534 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	535 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	536 octave_idx_type nc = cols ();
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	537
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	538 if (nr > 0 && nc > 0)
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	539 {
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	540 make_unique ();
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	541
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	542 for (octave_idx_type j = 0; j < nc; j++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	543 for (octave_idx_type i = 0; i < nr; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	544 xelem (i, j) = val;
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	545 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	546
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	547 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	548 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	549
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	550 ComplexMatrix&
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	551 ComplexMatrix::fill (double val, octave_idx_type r1, octave_idx_type c1, octave_idx_type r2, octave_idx_type c2)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	552 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	553 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	554 octave_idx_type nc = cols ();
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	555
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	556 if (r1 < 0 \|\| r2 < 0 \|\| c1 < 0 \|\| c2 < 0
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	557 \|\| r1 >= nr \|\| r2 >= nr \|\| c1 >= nc \|\| c2 >= nc)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	558 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	559 (*current_liboctave_error_handler) ("range error for fill");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	560 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	561 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	562
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	563 if (r1 > r2) { octave_idx_type tmp = r1; r1 = r2; r2 = tmp; }
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	564 if (c1 > c2) { octave_idx_type tmp = c1; c1 = c2; c2 = tmp; }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	565
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	566 if (r2 >= r1 && c2 >= c1)
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	567 {
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	568 make_unique ();
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	569
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	570 for (octave_idx_type j = c1; j <= c2; j++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	571 for (octave_idx_type i = r1; i <= r2; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	572 xelem (i, j) = val;
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	573 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	574
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	575 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	576 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	577
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	578 ComplexMatrix&
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	579 ComplexMatrix::fill (const Complex& val, octave_idx_type r1, octave_idx_type c1, octave_idx_type r2, octave_idx_type c2)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	580 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	581 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	582 octave_idx_type nc = cols ();
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	583
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	584 if (r1 < 0 \|\| r2 < 0 \|\| c1 < 0 \|\| c2 < 0
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	585 \|\| r1 >= nr \|\| r2 >= nr \|\| c1 >= nc \|\| c2 >= nc)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	586 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	587 (*current_liboctave_error_handler) ("range error for fill");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	588 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	589 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	590
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	591 if (r1 > r2) { octave_idx_type tmp = r1; r1 = r2; r2 = tmp; }
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	592 if (c1 > c2) { octave_idx_type tmp = c1; c1 = c2; c2 = tmp; }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	593
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	594 if (r2 >= r1 && c2 >=c1)
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	595 {
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	596 make_unique ();
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	597
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	598 for (octave_idx_type j = c1; j <= c2; j++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	599 for (octave_idx_type i = r1; i <= r2; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	600 xelem (i, j) = val;
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	601 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	602
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	603 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	604 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	605
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	606 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	607 ComplexMatrix::append (const Matrix& a) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	608 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	609 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	610 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	611 if (nr != a.rows ())
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	612 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	613 (*current_liboctave_error_handler) ("row dimension mismatch for append");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	614 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	615 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	616
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	617 octave_idx_type nc_insert = nc;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	618 ComplexMatrix retval (nr, nc + a.cols ());
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	619 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	620 retval.insert (a, 0, nc_insert);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	621 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	622 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	623
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	624 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	625 ComplexMatrix::append (const RowVector& a) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	626 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	627 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	628 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	629 if (nr != 1)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	630 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	631 (*current_liboctave_error_handler) ("row dimension mismatch for append");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	632 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	633 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	634
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	635 octave_idx_type nc_insert = nc;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	636 ComplexMatrix retval (nr, nc + a.length ());
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	637 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	638 retval.insert (a, 0, nc_insert);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	639 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	640 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	641
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	642 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	643 ComplexMatrix::append (const ColumnVector& a) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	644 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	645 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	646 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	647 if (nr != a.length ())
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	648 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	649 (*current_liboctave_error_handler) ("row dimension mismatch for append");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	650 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	651 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	652
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	653 octave_idx_type nc_insert = nc;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	654 ComplexMatrix retval (nr, nc + 1);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	655 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	656 retval.insert (a, 0, nc_insert);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	657 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	658 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	659
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	660 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	661 ComplexMatrix::append (const DiagMatrix& a) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	662 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	663 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	664 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	665 if (nr != a.rows ())
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	666 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	667 (*current_liboctave_error_handler) ("row dimension mismatch for append");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	668 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	669 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	670
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	671 octave_idx_type nc_insert = nc;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	672 ComplexMatrix retval (nr, nc + a.cols ());
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	673 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	674 retval.insert (a, 0, nc_insert);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	675 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	676 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	677
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	678 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	679 ComplexMatrix::append (const ComplexMatrix& a) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	680 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	681 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	682 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	683 if (nr != a.rows ())
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	684 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	685 (*current_liboctave_error_handler) ("row dimension mismatch for append");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	686 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	687 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	688
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	689 octave_idx_type nc_insert = nc;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	690 ComplexMatrix retval (nr, nc + a.cols ());
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	691 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	692 retval.insert (a, 0, nc_insert);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	693 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	694 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	695
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	696 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	697 ComplexMatrix::append (const ComplexRowVector& a) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	698 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	699 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	700 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	701 if (nr != 1)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	702 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	703 (*current_liboctave_error_handler) ("row dimension mismatch for append");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	704 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	705 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	706
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	707 octave_idx_type nc_insert = nc;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	708 ComplexMatrix retval (nr, nc + a.length ());
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	709 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	710 retval.insert (a, 0, nc_insert);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	711 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	712 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	713
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	714 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	715 ComplexMatrix::append (const ComplexColumnVector& a) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	716 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	717 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	718 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	719 if (nr != a.length ())
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	720 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	721 (*current_liboctave_error_handler) ("row dimension mismatch for append");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	722 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	723 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	724
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	725 octave_idx_type nc_insert = nc;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	726 ComplexMatrix retval (nr, nc + 1);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	727 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	728 retval.insert (a, 0, nc_insert);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	729 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	730 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	731
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	732 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	733 ComplexMatrix::append (const ComplexDiagMatrix& a) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	734 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	735 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	736 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	737 if (nr != a.rows ())
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	738 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	739 (*current_liboctave_error_handler) ("row dimension mismatch for append");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	740 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	741 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	742
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	743 octave_idx_type nc_insert = nc;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	744 ComplexMatrix retval (nr, nc + a.cols ());
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	745 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	746 retval.insert (a, 0, nc_insert);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	747 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	748 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	749
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	750 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	751 ComplexMatrix::stack (const Matrix& a) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	752 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	753 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	754 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	755 if (nc != a.cols ())
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	756 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	757 (*current_liboctave_error_handler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	758 ("column dimension mismatch for stack");
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	759 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	760 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	761
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	762 octave_idx_type nr_insert = nr;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	763 ComplexMatrix retval (nr + a.rows (), nc);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	764 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	765 retval.insert (a, nr_insert, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	766 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	767 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	768
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	769 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	770 ComplexMatrix::stack (const RowVector& a) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	771 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	772 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	773 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	774 if (nc != a.length ())
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	775 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	776 (*current_liboctave_error_handler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	777 ("column dimension mismatch for stack");
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	778 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	779 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	780
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	781 octave_idx_type nr_insert = nr;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	782 ComplexMatrix retval (nr + 1, nc);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	783 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	784 retval.insert (a, nr_insert, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	785 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	786 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	787
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	788 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	789 ComplexMatrix::stack (const ColumnVector& a) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	790 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	791 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	792 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	793 if (nc != 1)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	794 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	795 (*current_liboctave_error_handler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	796 ("column dimension mismatch for stack");
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	797 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	798 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	799
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	800 octave_idx_type nr_insert = nr;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	801 ComplexMatrix retval (nr + a.length (), nc);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	802 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	803 retval.insert (a, nr_insert, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	804 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	805 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	806
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	807 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	808 ComplexMatrix::stack (const DiagMatrix& a) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	809 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	810 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	811 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	812 if (nc != a.cols ())
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	813 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	814 (*current_liboctave_error_handler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	815 ("column dimension mismatch for stack");
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	816 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	817 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	818
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	819 octave_idx_type nr_insert = nr;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	820 ComplexMatrix retval (nr + a.rows (), nc);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	821 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	822 retval.insert (a, nr_insert, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	823 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	824 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	825
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	826 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	827 ComplexMatrix::stack (const ComplexMatrix& a) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	828 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	829 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	830 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	831 if (nc != a.cols ())
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	832 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	833 (*current_liboctave_error_handler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	834 ("column dimension mismatch for stack");
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	835 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	836 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	837
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	838 octave_idx_type nr_insert = nr;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	839 ComplexMatrix retval (nr + a.rows (), nc);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	840 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	841 retval.insert (a, nr_insert, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	842 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	843 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	844
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	845 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	846 ComplexMatrix::stack (const ComplexRowVector& a) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	847 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	848 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	849 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	850 if (nc != a.length ())
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	851 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	852 (*current_liboctave_error_handler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	853 ("column dimension mismatch for stack");
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	854 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	855 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	856
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	857 octave_idx_type nr_insert = nr;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	858 ComplexMatrix retval (nr + 1, nc);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	859 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	860 retval.insert (a, nr_insert, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	861 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	862 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	863
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	864 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	865 ComplexMatrix::stack (const ComplexColumnVector& a) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	866 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	867 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	868 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	869 if (nc != 1)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	870 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	871 (*current_liboctave_error_handler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	872 ("column dimension mismatch for stack");
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	873 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	874 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	875
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	876 octave_idx_type nr_insert = nr;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	877 ComplexMatrix retval (nr + a.length (), nc);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	878 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	879 retval.insert (a, nr_insert, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	880 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	881 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	882
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	883 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	884 ComplexMatrix::stack (const ComplexDiagMatrix& a) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	885 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	886 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	887 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	888 if (nc != a.cols ())
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	889 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	890 (*current_liboctave_error_handler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	891 ("column dimension mismatch for stack");
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	892 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	893 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	894
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	895 octave_idx_type nr_insert = nr;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	896 ComplexMatrix retval (nr + a.rows (), nc);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	897 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	898 retval.insert (a, nr_insert, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	899 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	900 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	901
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	902 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	903 conj (const ComplexMatrix& a)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	904 {
8650 a1ae2aae903e abs,real,imag,conj: use code from mx-inlines rather than the generic map Jaroslav Hajek <highegg@gmail.com> parents: 8614 diff changeset	905 return ComplexMatrix (mx_inline_conj_dup (a.data (), a.length ()),
a1ae2aae903e abs,real,imag,conj: use code from mx-inlines rather than the generic map Jaroslav Hajek <highegg@gmail.com> parents: 8614 diff changeset	906 a.rows (), a.cols ());
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	907 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	908
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	909 // resize is the destructive equivalent for this one
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	910
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	911 ComplexMatrix
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	912 ComplexMatrix::extract (octave_idx_type r1, octave_idx_type c1, octave_idx_type r2, octave_idx_type c2) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	913 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	914 if (r1 > r2) { octave_idx_type tmp = r1; r1 = r2; r2 = tmp; }
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	915 if (c1 > c2) { octave_idx_type tmp = c1; c1 = c2; c2 = tmp; }
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	916
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	917 octave_idx_type new_r = r2 - r1 + 1;
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	918 octave_idx_type new_c = c2 - c1 + 1;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	919
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	920 ComplexMatrix result (new_r, new_c);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	921
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	922 for (octave_idx_type j = 0; j < new_c; j++)
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	923 for (octave_idx_type i = 0; i < new_r; i++)
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	924 result.xelem (i, j) = elem (r1+i, c1+j);
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	925
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	926 return result;
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	927 }
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	928
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	929 ComplexMatrix
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	930 ComplexMatrix::extract_n (octave_idx_type r1, octave_idx_type c1, octave_idx_type nr, octave_idx_type nc) const
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	931 {
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	932 ComplexMatrix result (nr, nc);
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	933
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	934 for (octave_idx_type j = 0; j < nc; j++)
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	935 for (octave_idx_type i = 0; i < nr; i++)
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	936 result.xelem (i, j) = elem (r1+i, c1+j);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	937
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	938 return result;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	939 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	940
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	941 // extract row or column i.
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	942
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	943 ComplexRowVector
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	944 ComplexMatrix::row (octave_idx_type i) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	945 {
8614 5114ea5a41b5 use shallow copying in Matrix/RowVector/ColumnVector conversions Jaroslav Hajek <highegg@gmail.com> parents: 8392 diff changeset	946 return MArray<Complex> (index (idx_vector (i), idx_vector::colon));
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	947 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	948
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	949 ComplexColumnVector
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	950 ComplexMatrix::column (octave_idx_type i) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	951 {
8614 5114ea5a41b5 use shallow copying in Matrix/RowVector/ColumnVector conversions Jaroslav Hajek <highegg@gmail.com> parents: 8392 diff changeset	952 return MArray<Complex> (index (idx_vector::colon, idx_vector (i)));
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	953 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	954
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	955 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	956 ComplexMatrix::inverse (void) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	957 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	958 octave_idx_type info;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	959 double rcon;
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	960 MatrixType mattype (*this);
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	961 return inverse (mattype, info, rcon, 0, 0);
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	962 }
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	963
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	964 ComplexMatrix
6479 2ee8293554a3 [project @ 2007-04-03 15:30:58 by jwe] jwe parents: 6390 diff changeset	965 ComplexMatrix::inverse (octave_idx_type& info) const
2ee8293554a3 [project @ 2007-04-03 15:30:58 by jwe] jwe parents: 6390 diff changeset	966 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	967 double rcon;
6479 2ee8293554a3 [project @ 2007-04-03 15:30:58 by jwe] jwe parents: 6390 diff changeset	968 MatrixType mattype (*this);
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	969 return inverse (mattype, info, rcon, 0, 0);
6479 2ee8293554a3 [project @ 2007-04-03 15:30:58 by jwe] jwe parents: 6390 diff changeset	970 }
2ee8293554a3 [project @ 2007-04-03 15:30:58 by jwe] jwe parents: 6390 diff changeset	971
2ee8293554a3 [project @ 2007-04-03 15:30:58 by jwe] jwe parents: 6390 diff changeset	972 ComplexMatrix
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	973 ComplexMatrix::inverse (octave_idx_type& info, double& rcon, int force,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	974 int calc_cond) const
6479 2ee8293554a3 [project @ 2007-04-03 15:30:58 by jwe] jwe parents: 6390 diff changeset	975 {
2ee8293554a3 [project @ 2007-04-03 15:30:58 by jwe] jwe parents: 6390 diff changeset	976 MatrixType mattype (*this);
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	977 return inverse (mattype, info, rcon, force, calc_cond);
6479 2ee8293554a3 [project @ 2007-04-03 15:30:58 by jwe] jwe parents: 6390 diff changeset	978 }
2ee8293554a3 [project @ 2007-04-03 15:30:58 by jwe] jwe parents: 6390 diff changeset	979
2ee8293554a3 [project @ 2007-04-03 15:30:58 by jwe] jwe parents: 6390 diff changeset	980 ComplexMatrix
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	981 ComplexMatrix::inverse (MatrixType &mattype) const
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	982 {
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	983 octave_idx_type info;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	984 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	985 return inverse (mattype, info, rcon, 0, 0);
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	986 }
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	987
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	988 ComplexMatrix
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	989 ComplexMatrix::inverse (MatrixType &mattype, octave_idx_type& info) const
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	990 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	991 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	992 return inverse (mattype, info, rcon, 0, 0);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	993 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	994
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	995 ComplexMatrix
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	996 ComplexMatrix::tinverse (MatrixType &mattype, octave_idx_type& info,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	997 double& rcon, int force, int calc_cond) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	998 {
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	999 ComplexMatrix retval;
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1000
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1001 octave_idx_type nr = rows ();
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1002 octave_idx_type nc = cols ();
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1003
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1004 if (nr != nc \|\| nr == 0 \|\| nc == 0)
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1005 (*current_liboctave_error_handler) ("inverse requires square matrix");
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1006 else
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1007 {
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1008 int typ = mattype.type ();
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1009 char uplo = (typ == MatrixType::Lower ? 'L' : 'U');
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1010 char udiag = 'N';
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1011 retval = *this;
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1012 Complex *tmp_data = retval.fortran_vec ();
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1013
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1014 F77_XFCN (ztrtri, ZTRTRI, (F77_CONST_CHAR_ARG2 (&uplo, 1),
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1015 F77_CONST_CHAR_ARG2 (&udiag, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1016 nr, tmp_data, nr, info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1017 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1018 F77_CHAR_ARG_LEN (1)));
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1019
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	1020 // Throw-away extra info LAPACK gives so as to not change output.
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1021 rcon = 0.0;
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	1022 if (info != 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1023 info = -1;
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	1024 else if (calc_cond)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1025 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1026 octave_idx_type ztrcon_info = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1027 char job = '1';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1028
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1029 OCTAVE_LOCAL_BUFFER (Complex, cwork, 2*nr);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1030 OCTAVE_LOCAL_BUFFER (double, rwork, nr);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1031
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1032 F77_XFCN (ztrcon, ZTRCON, (F77_CONST_CHAR_ARG2 (&job, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1033 F77_CONST_CHAR_ARG2 (&uplo, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1034 F77_CONST_CHAR_ARG2 (&udiag, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1035 nr, tmp_data, nr, rcon,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1036 cwork, rwork, ztrcon_info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1037 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1038 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1039 F77_CHAR_ARG_LEN (1)));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1040
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1041 if (ztrcon_info != 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1042 info = -1;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1043 }
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1044
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1045 if (info == -1 && ! force)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1046 retval = *this; // Restore matrix contents.
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1047 }
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1048
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1049 return retval;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1050 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1051
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1052 ComplexMatrix
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1053 ComplexMatrix::finverse (MatrixType &mattype, octave_idx_type& info,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1054 double& rcon, int force, int calc_cond) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1055 {
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1056 ComplexMatrix retval;
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1057
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1058 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1059 octave_idx_type nc = cols ();
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1060
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1061 if (nr != nc)
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1062 (*current_liboctave_error_handler) ("inverse requires square matrix");
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1063 else
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1064 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1065 Array<octave_idx_type> ipvt (nr);
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1066 octave_idx_type *pipvt = ipvt.fortran_vec ();
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1067
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1068 retval = *this;
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1069 Complex *tmp_data = retval.fortran_vec ();
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1070
4329 d53c33d93440 [project @ 2003-02-18 20:00:48 by jwe] jwe parents: 4316 diff changeset	1071 Array<Complex> z(1);
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1072 octave_idx_type lwork = -1;
4330 9f86c2055b58 [project @ 2003-02-18 22:31:55 by jwe] jwe parents: 4329 diff changeset	1073
9f86c2055b58 [project @ 2003-02-18 22:31:55 by jwe] jwe parents: 4329 diff changeset	1074 // Query the optimum work array size.
4329 d53c33d93440 [project @ 2003-02-18 20:00:48 by jwe] jwe parents: 4316 diff changeset	1075
d53c33d93440 [project @ 2003-02-18 20:00:48 by jwe] jwe parents: 4316 diff changeset	1076 F77_XFCN (zgetri, ZGETRI, (nc, tmp_data, nr, pipvt,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1077 z.fortran_vec (), lwork, info));
4329 d53c33d93440 [project @ 2003-02-18 20:00:48 by jwe] jwe parents: 4316 diff changeset	1078
5315 f9aff9291d94 [project @ 2005-04-28 02:36:59 by jwe] jwe parents: 5307 diff changeset	1079 lwork = static_cast<octave_idx_type> (std::real(z(0)));
4329 d53c33d93440 [project @ 2003-02-18 20:00:48 by jwe] jwe parents: 4316 diff changeset	1080 lwork = (lwork < 2 nc ? 2nc : lwork);
d53c33d93440 [project @ 2003-02-18 20:00:48 by jwe] jwe parents: 4316 diff changeset	1081 z.resize (lwork);
d53c33d93440 [project @ 2003-02-18 20:00:48 by jwe] jwe parents: 4316 diff changeset	1082 Complex *pz = z.fortran_vec ();
d53c33d93440 [project @ 2003-02-18 20:00:48 by jwe] jwe parents: 4316 diff changeset	1083
d53c33d93440 [project @ 2003-02-18 20:00:48 by jwe] jwe parents: 4316 diff changeset	1084 info = 0;
d53c33d93440 [project @ 2003-02-18 20:00:48 by jwe] jwe parents: 4316 diff changeset	1085
4330 9f86c2055b58 [project @ 2003-02-18 22:31:55 by jwe] jwe parents: 4329 diff changeset	1086 // Calculate the norm of the matrix, for later use.
4329 d53c33d93440 [project @ 2003-02-18 20:00:48 by jwe] jwe parents: 4316 diff changeset	1087 double anorm;
d53c33d93440 [project @ 2003-02-18 20:00:48 by jwe] jwe parents: 4316 diff changeset	1088 if (calc_cond)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1089 anorm = retval.abs().sum().row(static_cast<octave_idx_type>(0)).max();
4329 d53c33d93440 [project @ 2003-02-18 20:00:48 by jwe] jwe parents: 4316 diff changeset	1090
d53c33d93440 [project @ 2003-02-18 20:00:48 by jwe] jwe parents: 4316 diff changeset	1091 F77_XFCN (zgetrf, ZGETRF, (nc, nc, tmp_data, nr, pipvt, info));
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1092
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	1093 // Throw-away extra info LAPACK gives so as to not change output.
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1094 rcon = 0.0;
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	1095 if (info != 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1096 info = -1;
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	1097 else if (calc_cond)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1098 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1099 // Now calculate the condition number for non-singular matrix.
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1100 octave_idx_type zgecon_info = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1101 char job = '1';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1102 Array<double> rz (2 * nc);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1103 double *prz = rz.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1104 F77_XFCN (zgecon, ZGECON, (F77_CONST_CHAR_ARG2 (&job, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1105 nc, tmp_data, nr, anorm,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1106 rcon, pz, prz, zgecon_info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1107 F77_CHAR_ARG_LEN (1)));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1108
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1109 if (zgecon_info != 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1110 info = -1;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1111 }
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	1112
29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	1113 if (info == -1 && ! force)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1114 retval = *this; // Restore contents.
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1115 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1116 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1117 octave_idx_type zgetri_info = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1118
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1119 F77_XFCN (zgetri, ZGETRI, (nc, tmp_data, nr, pipvt,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1120 pz, lwork, zgetri_info));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1121
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1122 if (zgetri_info != 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1123 info = -1;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1124 }
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1125
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1126 if (info != 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1127 mattype.mark_as_rectangular();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1128 }
4329 d53c33d93440 [project @ 2003-02-18 20:00:48 by jwe] jwe parents: 4316 diff changeset	1129
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1130 return retval;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1131 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1132
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1133 ComplexMatrix
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1134 ComplexMatrix::inverse (MatrixType &mattype, octave_idx_type& info,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1135 double& rcon, int force, int calc_cond) const
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1136 {
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1137 int typ = mattype.type (false);
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1138 ComplexMatrix ret;
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1139
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1140 if (typ == MatrixType::Unknown)
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1141 typ = mattype.type (*this);
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1142
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1143 if (typ == MatrixType::Upper \|\| typ == MatrixType::Lower)
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1144 ret = tinverse (mattype, info, rcon, force, calc_cond);
6840 2f17d5556756 [project @ 2007-08-29 08:37:47 by dbateman] dbateman parents: 6699 diff changeset	1145 else
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1146 {
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1147 if (mattype.is_hermitian ())
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1148 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1149 ComplexCHOL chol (*this, info, calc_cond);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1150 if (info == 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1151 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1152 if (calc_cond)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1153 rcon = chol.rcond();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1154 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1155 rcon = 1.0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1156 ret = chol.inverse ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1157 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1158 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1159 mattype.mark_as_unsymmetric ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1160 }
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1161
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1162 if (!mattype.is_hermitian ())
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1163 ret = finverse(mattype, info, rcon, force, calc_cond);
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1164
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1165 if ((mattype.is_hermitian () \|\| calc_cond) && rcon == 0.)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1166 ret = ComplexMatrix (rows (), columns (), Complex (octave_Inf, 0.));
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1167 }
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1168
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1169 return ret;
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1170 }
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1171
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1172 ComplexMatrix
4384 f1fcc371e5ef [project @ 2003-04-23 19:51:57 by jwe] jwe parents: 4349 diff changeset	1173 ComplexMatrix::pseudo_inverse (double tol) const
740 d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1174 {
1549 d1fe5918e16b [project @ 1995-10-08 00:11:52 by jwe] jwe parents: 1367 diff changeset	1175 ComplexMatrix retval;
d1fe5918e16b [project @ 1995-10-08 00:11:52 by jwe] jwe parents: 1367 diff changeset	1176
3480 45742a3b1f7c [project @ 2000-01-26 06:16:41 by jwe] jwe parents: 3469 diff changeset	1177 ComplexSVD result (*this, SVD::economy);
740 d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1178
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1179 DiagMatrix S = result.singular_values ();
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1180 ComplexMatrix U = result.left_singular_matrix ();
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1181 ComplexMatrix V = result.right_singular_matrix ();
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1182
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1183 ColumnVector sigma = S.diag ();
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1184
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1185 octave_idx_type r = sigma.length () - 1;
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1186 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1187 octave_idx_type nc = cols ();
740 d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1188
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1189 if (tol <= 0.0)
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1190 {
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1191 if (nr > nc)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1192 tol = nr * sigma.elem (0) * DBL_EPSILON;
740 d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1193 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1194 tol = nc * sigma.elem (0) * DBL_EPSILON;
740 d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1195 }
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1196
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1197 while (r >= 0 && sigma.elem (r) < tol)
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1198 r--;
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1199
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1200 if (r < 0)
1549 d1fe5918e16b [project @ 1995-10-08 00:11:52 by jwe] jwe parents: 1367 diff changeset	1201 retval = ComplexMatrix (nc, nr, 0.0);
740 d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1202 else
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1203 {
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1204 ComplexMatrix Ur = U.extract (0, 0, nr-1, r);
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1205 DiagMatrix D = DiagMatrix (sigma.extract (0, r)) . inverse ();
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1206 ComplexMatrix Vr = V.extract (0, 0, nc-1, r);
1549 d1fe5918e16b [project @ 1995-10-08 00:11:52 by jwe] jwe parents: 1367 diff changeset	1207 retval = Vr * D * Ur.hermitian ();
740 d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1208 }
1549 d1fe5918e16b [project @ 1995-10-08 00:11:52 by jwe] jwe parents: 1367 diff changeset	1209
d1fe5918e16b [project @ 1995-10-08 00:11:52 by jwe] jwe parents: 1367 diff changeset	1210 return retval;
740 d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1211 }
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1212
9523 0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	1213 #if defined (HAVE_FFTW)
3827 ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1214
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1215 ComplexMatrix
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1216 ComplexMatrix::fourier (void) const
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1217 {
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1218 size_t nr = rows ();
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1219 size_t nc = cols ();
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1220
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1221 ComplexMatrix retval (nr, nc);
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1222
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1223 size_t npts, nsamples;
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1224
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1225 if (nr == 1 \|\| nc == 1)
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1226 {
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1227 npts = nr > nc ? nr : nc;
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1228 nsamples = 1;
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1229 }
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1230 else
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1231 {
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1232 npts = nr;
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1233 nsamples = nc;
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1234 }
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1235
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1236 const Complex *in (data ());
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1237 Complex *out (retval.fortran_vec ());
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1238
4773 ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1239 octave_fftw::fft (in, out, npts, nsamples);
3827 ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1240
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1241 return retval;
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1242 }
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1243
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1244 ComplexMatrix
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1245 ComplexMatrix::ifourier (void) const
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1246 {
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1247 size_t nr = rows ();
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1248 size_t nc = cols ();
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1249
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1250 ComplexMatrix retval (nr, nc);
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1251
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1252 size_t npts, nsamples;
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1253
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1254 if (nr == 1 \|\| nc == 1)
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1255 {
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1256 npts = nr > nc ? nr : nc;
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1257 nsamples = 1;
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1258 }
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1259 else
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1260 {
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1261 npts = nr;
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1262 nsamples = nc;
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1263 }
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1264
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1265 const Complex *in (data ());
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1266 Complex *out (retval.fortran_vec ());
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1267
4773 ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1268 octave_fftw::ifft (in, out, npts, nsamples);
3827 ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1269
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1270 return retval;
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1271 }
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1272
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1273 ComplexMatrix
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1274 ComplexMatrix::fourier2d (void) const
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1275 {
4773 ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1276 dim_vector dv(rows (), cols ());
ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1277
ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1278 ComplexMatrix retval (rows (), cols ());
ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1279 const Complex *in (data ());
ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1280 Complex *out (retval.fortran_vec ());
ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1281
ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1282 octave_fftw::fftNd (in, out, 2, dv);
3827 ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1283
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1284 return retval;
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1285 }
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1286
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1287 ComplexMatrix
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1288 ComplexMatrix::ifourier2d (void) const
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1289 {
4773 ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1290 dim_vector dv(rows (), cols ());
ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1291
ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1292 ComplexMatrix retval (rows (), cols ());
ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1293 const Complex *in (data ());
ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1294 Complex *out (retval.fortran_vec ());
ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1295
ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1296 octave_fftw::ifftNd (in, out, 2, dv);
3827 ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1297
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1298 return retval;
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1299 }
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1300
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1301 #else
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1302
9523 0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	1303 extern "C"
0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	1304 {
0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	1305 // Note that the original complex fft routines were not written for
0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	1306 // double complex arguments. They have been modified by adding an
0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	1307 // implicit double precision (a-h,o-z) statement at the beginning of
0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	1308 // each subroutine.
0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	1309
0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	1310 F77_RET_T
0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	1311 F77_FUNC (zffti, ZFFTI) (const octave_idx_type&, Complex*);
0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	1312
0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	1313 F77_RET_T
0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	1314 F77_FUNC (zfftf, ZFFTF) (const octave_idx_type&, Complex, Complex);
0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	1315
0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	1316 F77_RET_T
0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	1317 F77_FUNC (zfftb, ZFFTB) (const octave_idx_type&, Complex, Complex);
0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	1318 }
0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	1319
740 d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1320 ComplexMatrix
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1321 ComplexMatrix::fourier (void) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1322 {
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1323 ComplexMatrix retval;
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1324
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1325 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1326 octave_idx_type nc = cols ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1327
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1328 octave_idx_type npts, nsamples;
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1329
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1330 if (nr == 1 \|\| nc == 1)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1331 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1332 npts = nr > nc ? nr : nc;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1333 nsamples = 1;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1334 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1335 else
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1336 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1337 npts = nr;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1338 nsamples = nc;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1339 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1340
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1341 octave_idx_type nn = 4*npts+15;
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1342
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1343 Array<Complex> wsave (nn);
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1344 Complex *pwsave = wsave.fortran_vec ();
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1345
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1346 retval = *this;
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1347 Complex *tmp_data = retval.fortran_vec ();
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1348
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7788 diff changeset	1349 F77_FUNC (zffti, ZFFTI) (npts, pwsave);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1350
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1351 for (octave_idx_type j = 0; j < nsamples; j++)
4153 6b96ce9f5743 [project @ 2002-11-06 20:38:49 by jwe] jwe parents: 4130 diff changeset	1352 {
10142 829e69ec3110 make OCTAVE_QUIT a function Jaroslav Hajek <highegg@gmail.com> parents: 10124 diff changeset	1353 octave_quit ();
4153 6b96ce9f5743 [project @ 2002-11-06 20:38:49 by jwe] jwe parents: 4130 diff changeset	1354
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7788 diff changeset	1355 F77_FUNC (zfftf, ZFFTF) (npts, &tmp_data[npts*j], pwsave);
4153 6b96ce9f5743 [project @ 2002-11-06 20:38:49 by jwe] jwe parents: 4130 diff changeset	1356 }
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1357
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1358 return retval;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1359 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1360
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1361 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1362 ComplexMatrix::ifourier (void) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1363 {
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1364 ComplexMatrix retval;
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1365
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1366 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1367 octave_idx_type nc = cols ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1368
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1369 octave_idx_type npts, nsamples;
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1370
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1371 if (nr == 1 \|\| nc == 1)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1372 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1373 npts = nr > nc ? nr : nc;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1374 nsamples = 1;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1375 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1376 else
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1377 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1378 npts = nr;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1379 nsamples = nc;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1380 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1381
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1382 octave_idx_type nn = 4*npts+15;
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1383
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1384 Array<Complex> wsave (nn);
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1385 Complex *pwsave = wsave.fortran_vec ();
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1386
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1387 retval = *this;
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1388 Complex *tmp_data = retval.fortran_vec ();
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1389
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7788 diff changeset	1390 F77_FUNC (zffti, ZFFTI) (npts, pwsave);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1391
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1392 for (octave_idx_type j = 0; j < nsamples; j++)
4153 6b96ce9f5743 [project @ 2002-11-06 20:38:49 by jwe] jwe parents: 4130 diff changeset	1393 {
10142 829e69ec3110 make OCTAVE_QUIT a function Jaroslav Hajek <highegg@gmail.com> parents: 10124 diff changeset	1394 octave_quit ();
4153 6b96ce9f5743 [project @ 2002-11-06 20:38:49 by jwe] jwe parents: 4130 diff changeset	1395
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7788 diff changeset	1396 F77_FUNC (zfftb, ZFFTB) (npts, &tmp_data[npts*j], pwsave);
4153 6b96ce9f5743 [project @ 2002-11-06 20:38:49 by jwe] jwe parents: 4130 diff changeset	1397 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1398
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1399 for (octave_idx_type j = 0; j < npts*nsamples; j++)
3572 8d641545e006 [project @ 2000-02-03 21:39:48 by jwe] jwe parents: 3504 diff changeset	1400 tmp_data[j] = tmp_data[j] / static_cast<double> (npts);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1401
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1402 return retval;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1403 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1404
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1405 ComplexMatrix
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1406 ComplexMatrix::fourier2d (void) const
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1407 {
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1408 ComplexMatrix retval;
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1409
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1410 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1411 octave_idx_type nc = cols ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1412
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1413 octave_idx_type npts, nsamples;
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1414
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1415 if (nr == 1 \|\| nc == 1)
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1416 {
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1417 npts = nr > nc ? nr : nc;
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1418 nsamples = 1;
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1419 }
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1420 else
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1421 {
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1422 npts = nr;
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1423 nsamples = nc;
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1424 }
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1425
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1426 octave_idx_type nn = 4*npts+15;
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1427
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1428 Array<Complex> wsave (nn);
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1429 Complex *pwsave = wsave.fortran_vec ();
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1430
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1431 retval = *this;
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1432 Complex *tmp_data = retval.fortran_vec ();
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1433
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7788 diff changeset	1434 F77_FUNC (zffti, ZFFTI) (npts, pwsave);
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1435
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1436 for (octave_idx_type j = 0; j < nsamples; j++)
4153 6b96ce9f5743 [project @ 2002-11-06 20:38:49 by jwe] jwe parents: 4130 diff changeset	1437 {
10142 829e69ec3110 make OCTAVE_QUIT a function Jaroslav Hajek <highegg@gmail.com> parents: 10124 diff changeset	1438 octave_quit ();
4153 6b96ce9f5743 [project @ 2002-11-06 20:38:49 by jwe] jwe parents: 4130 diff changeset	1439
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7788 diff changeset	1440 F77_FUNC (zfftf, ZFFTF) (npts, &tmp_data[npts*j], pwsave);
4153 6b96ce9f5743 [project @ 2002-11-06 20:38:49 by jwe] jwe parents: 4130 diff changeset	1441 }
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1442
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1443 npts = nc;
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1444 nsamples = nr;
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1445 nn = 4*npts+15;
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1446
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1447 wsave.resize (nn);
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1448 pwsave = wsave.fortran_vec ();
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1449
4773 ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1450 Array<Complex> tmp (npts);
ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1451 Complex *prow = tmp.fortran_vec ();
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1452
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7788 diff changeset	1453 F77_FUNC (zffti, ZFFTI) (npts, pwsave);
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1454
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1455 for (octave_idx_type j = 0; j < nsamples; j++)
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1456 {
10142 829e69ec3110 make OCTAVE_QUIT a function Jaroslav Hajek <highegg@gmail.com> parents: 10124 diff changeset	1457 octave_quit ();
4153 6b96ce9f5743 [project @ 2002-11-06 20:38:49 by jwe] jwe parents: 4130 diff changeset	1458
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1459 for (octave_idx_type i = 0; i < npts; i++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1460 prow[i] = tmp_data[i*nr + j];
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1461
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7788 diff changeset	1462 F77_FUNC (zfftf, ZFFTF) (npts, prow, pwsave);
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1463
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1464 for (octave_idx_type i = 0; i < npts; i++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1465 tmp_data[i*nr + j] = prow[i];
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1466 }
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1467
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1468 return retval;
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1469 }
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1470
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1471 ComplexMatrix
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1472 ComplexMatrix::ifourier2d (void) const
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1473 {
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1474 ComplexMatrix retval;
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1475
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1476 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1477 octave_idx_type nc = cols ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1478
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1479 octave_idx_type npts, nsamples;
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1480
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1481 if (nr == 1 \|\| nc == 1)
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1482 {
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1483 npts = nr > nc ? nr : nc;
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1484 nsamples = 1;
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1485 }
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1486 else
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1487 {
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1488 npts = nr;
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1489 nsamples = nc;
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1490 }
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1491
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1492 octave_idx_type nn = 4*npts+15;
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1493
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1494 Array<Complex> wsave (nn);
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1495 Complex *pwsave = wsave.fortran_vec ();
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1496
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1497 retval = *this;
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1498 Complex *tmp_data = retval.fortran_vec ();
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1499
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7788 diff changeset	1500 F77_FUNC (zffti, ZFFTI) (npts, pwsave);
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1501
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1502 for (octave_idx_type j = 0; j < nsamples; j++)
4153 6b96ce9f5743 [project @ 2002-11-06 20:38:49 by jwe] jwe parents: 4130 diff changeset	1503 {
10142 829e69ec3110 make OCTAVE_QUIT a function Jaroslav Hajek <highegg@gmail.com> parents: 10124 diff changeset	1504 octave_quit ();
4153 6b96ce9f5743 [project @ 2002-11-06 20:38:49 by jwe] jwe parents: 4130 diff changeset	1505
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7788 diff changeset	1506 F77_FUNC (zfftb, ZFFTB) (npts, &tmp_data[npts*j], pwsave);
4153 6b96ce9f5743 [project @ 2002-11-06 20:38:49 by jwe] jwe parents: 4130 diff changeset	1507 }
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1508
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1509 for (octave_idx_type j = 0; j < npts*nsamples; j++)
3572 8d641545e006 [project @ 2000-02-03 21:39:48 by jwe] jwe parents: 3504 diff changeset	1510 tmp_data[j] = tmp_data[j] / static_cast<double> (npts);
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1511
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1512 npts = nc;
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1513 nsamples = nr;
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1514 nn = 4*npts+15;
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1515
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1516 wsave.resize (nn);
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1517 pwsave = wsave.fortran_vec ();
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1518
4773 ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1519 Array<Complex> tmp (npts);
ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1520 Complex *prow = tmp.fortran_vec ();
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1521
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7788 diff changeset	1522 F77_FUNC (zffti, ZFFTI) (npts, pwsave);
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1523
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1524 for (octave_idx_type j = 0; j < nsamples; j++)
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1525 {
10142 829e69ec3110 make OCTAVE_QUIT a function Jaroslav Hajek <highegg@gmail.com> parents: 10124 diff changeset	1526 octave_quit ();
4153 6b96ce9f5743 [project @ 2002-11-06 20:38:49 by jwe] jwe parents: 4130 diff changeset	1527
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1528 for (octave_idx_type i = 0; i < npts; i++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1529 prow[i] = tmp_data[i*nr + j];
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1530
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7788 diff changeset	1531 F77_FUNC (zfftb, ZFFTB) (npts, prow, pwsave);
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1532
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1533 for (octave_idx_type i = 0; i < npts; i++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1534 tmp_data[i*nr + j] = prow[i] / static_cast<double> (npts);
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1535 }
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1536
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1537 return retval;
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1538 }
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1539
3827 ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1540 #endif
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1541
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1542 ComplexDET
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1543 ComplexMatrix::determinant (void) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1544 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1545 octave_idx_type info;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1546 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1547 return determinant (info, rcon, 0);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1548 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1549
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1550 ComplexDET
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1551 ComplexMatrix::determinant (octave_idx_type& info) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1552 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1553 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1554 return determinant (info, rcon, 0);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1555 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1556
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1557 ComplexDET
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1558 ComplexMatrix::determinant (octave_idx_type& info, double& rcon, int calc_cond) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1559 {
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1560 MatrixType mattype (*this);
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1561 return determinant (mattype, info, rcon, calc_cond);
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1562 }
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1563
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1564 ComplexDET
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1565 ComplexMatrix::determinant (MatrixType& mattype,
8806 c7864bb74914 avoid some GCC warnings John W. Eaton <jwe@octave.org> parents: 8801 diff changeset	1566 octave_idx_type& info, double& rcon,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1567 int calc_cond) const
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1568 {
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1569 ComplexDET retval (1.0);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1570
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1571 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1572 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1573
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1574 if (nr != nc)
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1575 (*current_liboctave_error_handler) ("matrix must be square");
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1576 else
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1577 {
8806 c7864bb74914 avoid some GCC warnings John W. Eaton <jwe@octave.org> parents: 8801 diff changeset	1578 volatile int typ = mattype.type ();
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1579
10213 f7ba6cfe7fb7 fix det() after singular matrix is flagged Jaroslav Hajek <highegg@gmail.com> parents: 10182 diff changeset	1580 // Even though the matrix is marked as singular (Rectangular), we may
f7ba6cfe7fb7 fix det() after singular matrix is flagged Jaroslav Hajek <highegg@gmail.com> parents: 10182 diff changeset	1581 // still get a useful number from the LU factorization, because it always
f7ba6cfe7fb7 fix det() after singular matrix is flagged Jaroslav Hajek <highegg@gmail.com> parents: 10182 diff changeset	1582 // completes.
f7ba6cfe7fb7 fix det() after singular matrix is flagged Jaroslav Hajek <highegg@gmail.com> parents: 10182 diff changeset	1583
8337 e02242c54c49 reuse matrix type detected in det Jaroslav Hajek <highegg@gmail.com> parents: 8336 diff changeset	1584 if (typ == MatrixType::Unknown)
e02242c54c49 reuse matrix type detected in det Jaroslav Hajek <highegg@gmail.com> parents: 8336 diff changeset	1585 typ = mattype.type (*this);
10213 f7ba6cfe7fb7 fix det() after singular matrix is flagged Jaroslav Hajek <highegg@gmail.com> parents: 10182 diff changeset	1586 else if (typ == MatrixType::Rectangular)
f7ba6cfe7fb7 fix det() after singular matrix is flagged Jaroslav Hajek <highegg@gmail.com> parents: 10182 diff changeset	1587 typ = MatrixType::Full;
8337 e02242c54c49 reuse matrix type detected in det Jaroslav Hajek <highegg@gmail.com> parents: 8336 diff changeset	1588
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1589 if (typ == MatrixType::Lower \|\| typ == MatrixType::Upper)
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1590 {
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1591 for (octave_idx_type i = 0; i < nc; i++)
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1592 retval *= elem (i,i);
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1593 }
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1594 else if (typ == MatrixType::Hermitian)
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1595 {
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1596 ComplexMatrix atmp = *this;
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1597 Complex *tmp_data = atmp.fortran_vec ();
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1598
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1599 info = 0;
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1600 double anorm = 0;
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1601 if (calc_cond) anorm = xnorm (*this, 1);
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1602
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1603
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1604 char job = 'L';
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1605 F77_XFCN (zpotrf, ZPOTRF, (F77_CONST_CHAR_ARG2 (&job, 1), nr,
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1606 tmp_data, nr, info
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1607 F77_CHAR_ARG_LEN (1)));
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1608
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1609 if (info != 0)
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1610 {
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1611 rcon = 0.0;
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1612 mattype.mark_as_unsymmetric ();
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1613 typ = MatrixType::Full;
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1614 }
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1615 else
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1616 {
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1617 Array<Complex> z (2 * nc);
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1618 Complex *pz = z.fortran_vec ();
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1619 Array<double> rz (nc);
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1620 double *prz = rz.fortran_vec ();
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1621
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1622 F77_XFCN (zpocon, ZPOCON, (F77_CONST_CHAR_ARG2 (&job, 1),
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1623 nr, tmp_data, nr, anorm,
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1624 rcon, pz, prz, info
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1625 F77_CHAR_ARG_LEN (1)));
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1626
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1627 if (info != 0)
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1628 rcon = 0.0;
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1629
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1630 for (octave_idx_type i = 0; i < nc; i++)
8337 e02242c54c49 reuse matrix type detected in det Jaroslav Hajek <highegg@gmail.com> parents: 8336 diff changeset	1631 retval *= atmp (i,i);
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1632
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1633 retval = retval.square ();
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1634 }
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1635 }
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1636 else if (typ != MatrixType::Full)
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1637 (*current_liboctave_error_handler) ("det: invalid dense matrix type");
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1638
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1639 if (typ == MatrixType::Full)
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1640 {
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1641 Array<octave_idx_type> ipvt (nr);
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1642 octave_idx_type *pipvt = ipvt.fortran_vec ();
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1643
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1644 ComplexMatrix atmp = *this;
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1645 Complex *tmp_data = atmp.fortran_vec ();
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1646
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1647 info = 0;
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1648
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1649 // Calculate the norm of the matrix, for later use.
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1650 double anorm = 0;
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1651 if (calc_cond) anorm = xnorm (*this, 1);
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1652
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1653 F77_XFCN (zgetrf, ZGETRF, (nr, nr, tmp_data, nr, pipvt, info));
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1654
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1655 // Throw-away extra info LAPACK gives so as to not change output.
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1656 rcon = 0.0;
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1657 if (info != 0)
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1658 {
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1659 info = -1;
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1660 retval = ComplexDET ();
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1661 }
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1662 else
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1663 {
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1664 if (calc_cond)
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1665 {
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1666 // Now calc the condition number for non-singular matrix.
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1667 char job = '1';
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1668 Array<Complex> z (2 * nc);
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1669 Complex *pz = z.fortran_vec ();
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1670 Array<double> rz (2 * nc);
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1671 double *prz = rz.fortran_vec ();
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1672
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1673 F77_XFCN (zgecon, ZGECON, (F77_CONST_CHAR_ARG2 (&job, 1),
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1674 nc, tmp_data, nr, anorm,
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1675 rcon, pz, prz, info
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1676 F77_CHAR_ARG_LEN (1)));
8335 64cf956a109c templatize & fix DET Jaroslav Hajek <highegg@gmail.com> parents: 8211 diff changeset	1677 }
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1678
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1679 if (info != 0)
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1680 {
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1681 info = -1;
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1682 retval = ComplexDET ();
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1683 }
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1684 else
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1685 {
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1686 for (octave_idx_type i = 0; i < nc; i++)
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1687 {
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1688 Complex c = atmp(i,i);
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1689 retval *= (ipvt(i) != (i+1)) ? -c : c;
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1690 }
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1691 }
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1692 }
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1693 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1694 }
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1695
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1696 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1697 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1698
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1699 double
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1700 ComplexMatrix::rcond (void) const
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1701 {
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1702 MatrixType mattype (*this);
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1703 return rcond (mattype);
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1704 }
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1705
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1706 double
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1707 ComplexMatrix::rcond (MatrixType &mattype) const
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1708 {
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1709 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1710 octave_idx_type nr = rows ();
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1711 octave_idx_type nc = cols ();
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1712
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1713 if (nr != nc)
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1714 (*current_liboctave_error_handler) ("matrix must be square");
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1715 else if (nr == 0 \|\| nc == 0)
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1716 rcon = octave_Inf;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1717 else
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1718 {
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1719 int typ = mattype.type ();
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1720
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1721 if (typ == MatrixType::Unknown)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1722 typ = mattype.type (*this);
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1723
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1724 // Only calculate the condition number for LU/Cholesky
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1725 if (typ == MatrixType::Upper)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1726 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1727 const Complex *tmp_data = fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1728 octave_idx_type info = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1729 char norm = '1';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1730 char uplo = 'U';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1731 char dia = 'N';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1732
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1733 Array<Complex> z (2 * nc);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1734 Complex *pz = z.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1735 Array<double> rz (nc);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1736 double *prz = rz.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1737
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1738 F77_XFCN (ztrcon, ZTRCON, (F77_CONST_CHAR_ARG2 (&norm, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1739 F77_CONST_CHAR_ARG2 (&uplo, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1740 F77_CONST_CHAR_ARG2 (&dia, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1741 nr, tmp_data, nr, rcon,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1742 pz, prz, info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1743 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1744 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1745 F77_CHAR_ARG_LEN (1)));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1746
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1747 if (info != 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1748 rcon = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1749 }
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1750 else if (typ == MatrixType::Permuted_Upper)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1751 (*current_liboctave_error_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1752 ("permuted triangular matrix not implemented");
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1753 else if (typ == MatrixType::Lower)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1754 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1755 const Complex *tmp_data = fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1756 octave_idx_type info = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1757 char norm = '1';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1758 char uplo = 'L';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1759 char dia = 'N';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1760
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1761 Array<Complex> z (2 * nc);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1762 Complex *pz = z.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1763 Array<double> rz (nc);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1764 double *prz = rz.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1765
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1766 F77_XFCN (ztrcon, ZTRCON, (F77_CONST_CHAR_ARG2 (&norm, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1767 F77_CONST_CHAR_ARG2 (&uplo, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1768 F77_CONST_CHAR_ARG2 (&dia, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1769 nr, tmp_data, nr, rcon,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1770 pz, prz, info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1771 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1772 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1773 F77_CHAR_ARG_LEN (1)));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1774
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1775 if (info != 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1776 rcon = 0.0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1777 }
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1778 else if (typ == MatrixType::Permuted_Lower)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1779 (*current_liboctave_error_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1780 ("permuted triangular matrix not implemented");
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1781 else if (typ == MatrixType::Full \|\| typ == MatrixType::Hermitian)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1782 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1783 double anorm = -1.0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1784 ComplexMatrix atmp = *this;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1785 Complex *tmp_data = atmp.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1786
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1787 if (typ == MatrixType::Hermitian)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1788 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1789 octave_idx_type info = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1790 char job = 'L';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1791 anorm = atmp.abs().sum().
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1792 row(static_cast<octave_idx_type>(0)).max();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1793
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1794 F77_XFCN (zpotrf, ZPOTRF, (F77_CONST_CHAR_ARG2 (&job, 1), nr,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1795 tmp_data, nr, info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1796 F77_CHAR_ARG_LEN (1)));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1797
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1798 if (info != 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1799 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1800 rcon = 0.0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1801
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1802 mattype.mark_as_unsymmetric ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1803 typ = MatrixType::Full;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1804 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1805 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1806 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1807 Array<Complex> z (2 * nc);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1808 Complex *pz = z.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1809 Array<double> rz (nc);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1810 double *prz = rz.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1811
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1812 F77_XFCN (zpocon, ZPOCON, (F77_CONST_CHAR_ARG2 (&job, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1813 nr, tmp_data, nr, anorm,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1814 rcon, pz, prz, info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1815 F77_CHAR_ARG_LEN (1)));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1816
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1817 if (info != 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1818 rcon = 0.0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1819 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1820 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1821
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1822
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1823 if (typ == MatrixType::Full)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1824 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1825 octave_idx_type info = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1826
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1827 Array<octave_idx_type> ipvt (nr);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1828 octave_idx_type *pipvt = ipvt.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1829
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1830 if(anorm < 0.)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1831 anorm = atmp.abs().sum().
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1832 row(static_cast<octave_idx_type>(0)).max();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1833
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1834 Array<Complex> z (2 * nc);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1835 Complex *pz = z.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1836 Array<double> rz (2 * nc);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1837 double *prz = rz.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1838
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1839 F77_XFCN (zgetrf, ZGETRF, (nr, nr, tmp_data, nr, pipvt, info));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1840
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1841 if (info != 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1842 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1843 rcon = 0.0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1844 mattype.mark_as_rectangular ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1845 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1846 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1847 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1848 char job = '1';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1849 F77_XFCN (zgecon, ZGECON, (F77_CONST_CHAR_ARG2 (&job, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1850 nc, tmp_data, nr, anorm,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1851 rcon, pz, prz, info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1852 F77_CHAR_ARG_LEN (1)));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1853
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1854 if (info != 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1855 rcon = 0.0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1856 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1857 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1858 }
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1859 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1860 rcon = 0.0;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1861 }
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1862
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1863 return rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1864 }
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1865
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1866 ComplexMatrix
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1867 ComplexMatrix::utsolve (MatrixType &mattype, const ComplexMatrix& b,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1868 octave_idx_type& info, double& rcon,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1869 solve_singularity_handler sing_handler,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1870 bool calc_cond, blas_trans_type transt) const
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1871 {
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1872 ComplexMatrix retval;
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1873
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1874 octave_idx_type nr = rows ();
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1875 octave_idx_type nc = cols ();
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1876
6924 be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	1877 if (nr != b.rows ())
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1878 (*current_liboctave_error_handler)
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1879 ("matrix dimension mismatch solution of linear equations");
6924 be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	1880 else if (nr == 0 \|\| nc == 0 \|\| b.cols () == 0)
be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	1881 retval = ComplexMatrix (nc, b.cols (), Complex (0.0, 0.0));
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1882 else
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1883 {
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1884 volatile int typ = mattype.type ();
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1885
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1886 if (typ == MatrixType::Permuted_Upper \|\|
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1887 typ == MatrixType::Upper)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1888 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1889 octave_idx_type b_nc = b.cols ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1890 rcon = 1.;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1891 info = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1892
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1893 if (typ == MatrixType::Permuted_Upper)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1894 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1895 (*current_liboctave_error_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1896 ("permuted triangular matrix not implemented");
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1897 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1898 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1899 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1900 const Complex *tmp_data = fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1901
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1902 if (calc_cond)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1903 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1904 char norm = '1';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1905 char uplo = 'U';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1906 char dia = 'N';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1907
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1908 Array<Complex> z (2 * nc);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1909 Complex *pz = z.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1910 Array<double> rz (nc);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1911 double *prz = rz.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1912
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1913 F77_XFCN (ztrcon, ZTRCON, (F77_CONST_CHAR_ARG2 (&norm, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1914 F77_CONST_CHAR_ARG2 (&uplo, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1915 F77_CONST_CHAR_ARG2 (&dia, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1916 nr, tmp_data, nr, rcon,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1917 pz, prz, info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1918 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1919 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1920 F77_CHAR_ARG_LEN (1)));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1921
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1922 if (info != 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1923 info = -2;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1924
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1925 volatile double rcond_plus_one = rcon + 1.0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1926
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1927 if (rcond_plus_one == 1.0 \|\| xisnan (rcon))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1928 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1929 info = -2;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1930
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1931 if (sing_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1932 sing_handler (rcon);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1933 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1934 (*current_liboctave_error_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1935 ("matrix singular to machine precision, rcond = %g",
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1936 rcon);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1937 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1938 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1939
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1940 if (info == 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1941 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1942 retval = b;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1943 Complex *result = retval.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1944
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1945 char uplo = 'U';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1946 char trans = get_blas_char (transt);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1947 char dia = 'N';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1948
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1949 F77_XFCN (ztrtrs, ZTRTRS, (F77_CONST_CHAR_ARG2 (&uplo, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1950 F77_CONST_CHAR_ARG2 (&trans, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1951 F77_CONST_CHAR_ARG2 (&dia, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1952 nr, b_nc, tmp_data, nr,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1953 result, nr, info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1954 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1955 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1956 F77_CHAR_ARG_LEN (1)));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1957 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1958 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1959 }
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1960 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1961 (*current_liboctave_error_handler) ("incorrect matrix type");
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1962 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1963
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1964 return retval;
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1965 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1966
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1967 ComplexMatrix
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1968 ComplexMatrix::ltsolve (MatrixType &mattype, const ComplexMatrix& b,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1969 octave_idx_type& info, double& rcon,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1970 solve_singularity_handler sing_handler,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1971 bool calc_cond, blas_trans_type transt) const
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1972 {
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1973 ComplexMatrix retval;
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1974
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1975 octave_idx_type nr = rows ();
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1976 octave_idx_type nc = cols ();
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1977
6924 be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	1978 if (nr != b.rows ())
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1979 (*current_liboctave_error_handler)
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1980 ("matrix dimension mismatch solution of linear equations");
6924 be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	1981 else if (nr == 0 \|\| nc == 0 \|\| b.cols () == 0)
be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	1982 retval = ComplexMatrix (nc, b.cols (), Complex (0.0, 0.0));
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1983 else
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1984 {
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1985 volatile int typ = mattype.type ();
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1986
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1987 if (typ == MatrixType::Permuted_Lower \|\|
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1988 typ == MatrixType::Lower)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1989 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1990 octave_idx_type b_nc = b.cols ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1991 rcon = 1.;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1992 info = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1993
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1994 if (typ == MatrixType::Permuted_Lower)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1995 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1996 (*current_liboctave_error_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1997 ("permuted triangular matrix not implemented");
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1998 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1999 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2000 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2001 const Complex *tmp_data = fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2002
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2003 if (calc_cond)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2004 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2005 char norm = '1';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2006 char uplo = 'L';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2007 char dia = 'N';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2008
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2009 Array<Complex> z (2 * nc);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2010 Complex *pz = z.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2011 Array<double> rz (nc);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2012 double *prz = rz.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2013
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2014 F77_XFCN (ztrcon, ZTRCON, (F77_CONST_CHAR_ARG2 (&norm, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2015 F77_CONST_CHAR_ARG2 (&uplo, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2016 F77_CONST_CHAR_ARG2 (&dia, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2017 nr, tmp_data, nr, rcon,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2018 pz, prz, info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2019 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2020 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2021 F77_CHAR_ARG_LEN (1)));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2022
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2023 if (info != 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2024 info = -2;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2025
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2026 volatile double rcond_plus_one = rcon + 1.0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2027
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2028 if (rcond_plus_one == 1.0 \|\| xisnan (rcon))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2029 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2030 info = -2;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2031
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2032 if (sing_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2033 sing_handler (rcon);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2034 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2035 (*current_liboctave_error_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2036 ("matrix singular to machine precision, rcond = %g",
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2037 rcon);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2038 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2039 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2040
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2041 if (info == 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2042 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2043 retval = b;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2044 Complex *result = retval.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2045
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2046 char uplo = 'L';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2047 char trans = get_blas_char (transt);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2048 char dia = 'N';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2049
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2050 F77_XFCN (ztrtrs, ZTRTRS, (F77_CONST_CHAR_ARG2 (&uplo, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2051 F77_CONST_CHAR_ARG2 (&trans, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2052 F77_CONST_CHAR_ARG2 (&dia, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2053 nr, b_nc, tmp_data, nr,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2054 result, nr, info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2055 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2056 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2057 F77_CHAR_ARG_LEN (1)));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2058 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2059 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2060 }
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2061 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2062 (*current_liboctave_error_handler) ("incorrect matrix type");
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2063 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2064
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2065 return retval;
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2066 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2067
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2068 ComplexMatrix
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2069 ComplexMatrix::fsolve (MatrixType &mattype, const ComplexMatrix& b,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2070 octave_idx_type& info, double& rcon,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2071 solve_singularity_handler sing_handler,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2072 bool calc_cond) const
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2073 {
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2074 ComplexMatrix retval;
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2075
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2076 octave_idx_type nr = rows ();
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2077 octave_idx_type nc = cols ();
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2078
6924 be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	2079
be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	2080 if (nr != nc \|\| nr != b.rows ())
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2081 (*current_liboctave_error_handler)
6924 be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	2082 ("matrix dimension mismatch solution of linear equations");
be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	2083 else if (nr == 0 \|\| b.cols () == 0)
be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	2084 retval = ComplexMatrix (nc, b.cols (), Complex (0.0, 0.0));
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2085 else
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2086 {
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2087 volatile int typ = mattype.type ();
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2088
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2089 // Calculate the norm of the matrix, for later use.
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2090 double anorm = -1.;
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2091
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2092 if (typ == MatrixType::Hermitian)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2093 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2094 info = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2095 char job = 'L';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2096 ComplexMatrix atmp = *this;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2097 Complex *tmp_data = atmp.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2098 anorm = atmp.abs().sum().row(static_cast<octave_idx_type>(0)).max();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2099
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2100 F77_XFCN (zpotrf, ZPOTRF, (F77_CONST_CHAR_ARG2 (&job, 1), nr,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2101 tmp_data, nr, info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2102 F77_CHAR_ARG_LEN (1)));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2103
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2104 // Throw-away extra info LAPACK gives so as to not change output.
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2105 rcon = 0.0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2106 if (info != 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2107 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2108 info = -2;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2109
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2110 mattype.mark_as_unsymmetric ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2111 typ = MatrixType::Full;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2112 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2113 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2114 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2115 if (calc_cond)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2116 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2117 Array<Complex> z (2 * nc);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2118 Complex *pz = z.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2119 Array<double> rz (nc);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2120 double *prz = rz.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2121
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2122 F77_XFCN (zpocon, ZPOCON, (F77_CONST_CHAR_ARG2 (&job, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2123 nr, tmp_data, nr, anorm,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2124 rcon, pz, prz, info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2125 F77_CHAR_ARG_LEN (1)));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2126
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2127 if (info != 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2128 info = -2;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2129
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2130 volatile double rcond_plus_one = rcon + 1.0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2131
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2132 if (rcond_plus_one == 1.0 \|\| xisnan (rcon))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2133 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2134 info = -2;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2135
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2136 if (sing_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2137 sing_handler (rcon);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2138 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2139 (*current_liboctave_error_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2140 ("matrix singular to machine precision, rcond = %g",
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2141 rcon);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2142 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2143 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2144
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2145 if (info == 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2146 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2147 retval = b;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2148 Complex *result = retval.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2149
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2150 octave_idx_type b_nc = b.cols ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2151
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2152 F77_XFCN (zpotrs, ZPOTRS, (F77_CONST_CHAR_ARG2 (&job, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2153 nr, b_nc, tmp_data, nr,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2154 result, b.rows(), info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2155 F77_CHAR_ARG_LEN (1)));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2156 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2157 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2158 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2159 mattype.mark_as_unsymmetric ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2160 typ = MatrixType::Full;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2161 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2162 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2163 }
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2164
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2165 if (typ == MatrixType::Full)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2166 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2167 info = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2168
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2169 Array<octave_idx_type> ipvt (nr);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2170 octave_idx_type *pipvt = ipvt.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2171
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2172 ComplexMatrix atmp = *this;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2173 Complex *tmp_data = atmp.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2174
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2175 Array<Complex> z (2 * nc);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2176 Complex *pz = z.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2177 Array<double> rz (2 * nc);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2178 double *prz = rz.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2179
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2180 // Calculate the norm of the matrix, for later use.
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2181 if (anorm < 0.)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2182 anorm = atmp.abs().sum().row(static_cast<octave_idx_type>(0)).max();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2183
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2184 F77_XFCN (zgetrf, ZGETRF, (nr, nr, tmp_data, nr, pipvt, info));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2185
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2186 // Throw-away extra info LAPACK gives so as to not change output.
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2187 rcon = 0.0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2188 if (info != 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2189 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2190 info = -2;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2191
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2192 if (sing_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2193 sing_handler (rcon);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2194 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2195 (*current_liboctave_error_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2196 ("matrix singular to machine precision");
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2197
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2198 mattype.mark_as_rectangular ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2199 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2200 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2201 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2202 if (calc_cond)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2203 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2204 // Now calculate the condition number for
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2205 // non-singular matrix.
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2206 char job = '1';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2207 F77_XFCN (zgecon, ZGECON, (F77_CONST_CHAR_ARG2 (&job, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2208 nc, tmp_data, nr, anorm,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2209 rcon, pz, prz, info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2210 F77_CHAR_ARG_LEN (1)));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2211
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2212 if (info != 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2213 info = -2;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2214
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2215 volatile double rcond_plus_one = rcon + 1.0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2216
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2217 if (rcond_plus_one == 1.0 \|\| xisnan (rcon))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2218 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2219 info = -2;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2220
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2221 if (sing_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2222 sing_handler (rcon);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2223 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2224 (*current_liboctave_error_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2225 ("matrix singular to machine precision, rcond = %g",
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2226 rcon);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2227 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2228 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2229
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2230 if (info == 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2231 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2232 retval = b;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2233 Complex *result = retval.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2234
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2235 octave_idx_type b_nc = b.cols ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2236
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2237 char job = 'N';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2238 F77_XFCN (zgetrs, ZGETRS, (F77_CONST_CHAR_ARG2 (&job, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2239 nr, b_nc, tmp_data, nr,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2240 pipvt, result, b.rows(), info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2241 F77_CHAR_ARG_LEN (1)));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2242 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2243 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2244 mattype.mark_as_rectangular ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2245 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2246 }
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2247 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2248
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2249 return retval;
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2250 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2251
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2252 ComplexMatrix
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2253 ComplexMatrix::solve (MatrixType &typ, const Matrix& b) const
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2254 {
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2255 octave_idx_type info;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2256 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2257 return solve (typ, b, info, rcon, 0);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2258 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2259
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2260 ComplexMatrix
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2261 ComplexMatrix::solve (MatrixType &typ, const Matrix& b,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2262 octave_idx_type& info) const
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2263 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2264 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2265 return solve (typ, b, info, rcon, 0);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2266 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2267
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2268 ComplexMatrix
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2269 ComplexMatrix::solve (MatrixType &typ, const Matrix& b, octave_idx_type& info,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2270 double& rcon) const
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2271 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2272 return solve (typ, b, info, rcon, 0);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2273 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2274
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2275 ComplexMatrix
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2276 ComplexMatrix::solve (MatrixType &typ, const Matrix& b, octave_idx_type& info,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2277 double& rcon, solve_singularity_handler sing_handler,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2278 bool singular_fallback, blas_trans_type transt) const
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2279 {
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2280 ComplexMatrix tmp (b);
9661 afcf852256d2 optimize / and '\ for triangular matrices Jaroslav Hajek <highegg@gmail.com> parents: 9658 diff changeset	2281 return solve (typ, tmp, info, rcon, sing_handler, singular_fallback, transt);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2282 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2283
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2284 ComplexMatrix
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2285 ComplexMatrix::solve (MatrixType &typ, const ComplexMatrix& b) const
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2286 {
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2287 octave_idx_type info;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2288 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2289 return solve (typ, b, info, rcon, 0);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2290 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2291
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2292 ComplexMatrix
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2293 ComplexMatrix::solve (MatrixType &typ, const ComplexMatrix& b,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2294 octave_idx_type& info) const
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2295 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2296 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2297 return solve (typ, b, info, rcon, 0);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2298 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2299
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2300 ComplexMatrix
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2301 ComplexMatrix::solve (MatrixType &typ, const ComplexMatrix& b,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2302 octave_idx_type& info, double& rcon) const
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2303 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2304 return solve (typ, b, info, rcon, 0);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2305 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2306
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2307 ComplexMatrix
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2308 ComplexMatrix::solve (MatrixType &mattype, const ComplexMatrix& b,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2309 octave_idx_type& info, double& rcon,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2310 solve_singularity_handler sing_handler,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2311 bool singular_fallback, blas_trans_type transt) const
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2312 {
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2313 ComplexMatrix retval;
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2314 int typ = mattype.type ();
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2315
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2316 if (typ == MatrixType::Unknown)
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2317 typ = mattype.type (*this);
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2318
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2319 // Only calculate the condition number for LU/Cholesky
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2320 if (typ == MatrixType::Upper \|\| typ == MatrixType::Permuted_Upper)
9661 afcf852256d2 optimize / and '\ for triangular matrices Jaroslav Hajek <highegg@gmail.com> parents: 9658 diff changeset	2321 retval = utsolve (mattype, b, info, rcon, sing_handler, false, transt);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2322 else if (typ == MatrixType::Lower \|\| typ == MatrixType::Permuted_Lower)
9661 afcf852256d2 optimize / and '\ for triangular matrices Jaroslav Hajek <highegg@gmail.com> parents: 9658 diff changeset	2323 retval = ltsolve (mattype, b, info, rcon, sing_handler, false, transt);
afcf852256d2 optimize / and '\ for triangular matrices Jaroslav Hajek <highegg@gmail.com> parents: 9658 diff changeset	2324 else if (transt == blas_trans)
afcf852256d2 optimize / and '\ for triangular matrices Jaroslav Hajek <highegg@gmail.com> parents: 9658 diff changeset	2325 return transpose ().solve (mattype, b, info, rcon, sing_handler, singular_fallback);
afcf852256d2 optimize / and '\ for triangular matrices Jaroslav Hajek <highegg@gmail.com> parents: 9658 diff changeset	2326 else if (transt == blas_conj_trans)
afcf852256d2 optimize / and '\ for triangular matrices Jaroslav Hajek <highegg@gmail.com> parents: 9658 diff changeset	2327 retval = hermitian ().solve (mattype, b, info, rcon, sing_handler, singular_fallback);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2328 else if (typ == MatrixType::Full \|\| typ == MatrixType::Hermitian)
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2329 retval = fsolve (mattype, b, info, rcon, sing_handler, true);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2330 else if (typ != MatrixType::Rectangular)
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2331 {
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2332 (*current_liboctave_error_handler) ("unknown matrix type");
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2333 return ComplexMatrix ();
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2334 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2335
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2336 // Rectangular or one of the above solvers flags a singular matrix
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2337 if (singular_fallback && mattype.type () == MatrixType::Rectangular)
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2338 {
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2339 octave_idx_type rank;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2340 retval = lssolve (b, info, rank, rcon);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2341 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2342
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2343 return retval;
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2344 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2345
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2346 ComplexColumnVector
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2347 ComplexMatrix::solve (MatrixType &typ, const ColumnVector& b) const
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2348 {
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2349 octave_idx_type info;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2350 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2351 return solve (typ, ComplexColumnVector (b), info, rcon, 0);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2352 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2353
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2354 ComplexColumnVector
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2355 ComplexMatrix::solve (MatrixType &typ, const ColumnVector& b,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2356 octave_idx_type& info) const
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2357 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2358 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2359 return solve (typ, ComplexColumnVector (b), info, rcon, 0);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2360 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2361
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2362 ComplexColumnVector
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2363 ComplexMatrix::solve (MatrixType &typ, const ColumnVector& b,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2364 octave_idx_type& info, double& rcon) const
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2365 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2366 return solve (typ, ComplexColumnVector (b), info, rcon, 0);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2367 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2368
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2369 ComplexColumnVector
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2370 ComplexMatrix::solve (MatrixType &typ, const ColumnVector& b,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2371 octave_idx_type& info, double& rcon,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2372 solve_singularity_handler sing_handler, blas_trans_type transt) const
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2373 {
9661 afcf852256d2 optimize / and '\ for triangular matrices Jaroslav Hajek <highegg@gmail.com> parents: 9658 diff changeset	2374 return solve (typ, ComplexColumnVector (b), info, rcon, sing_handler, transt);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2375 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2376
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2377 ComplexColumnVector
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2378 ComplexMatrix::solve (MatrixType &typ, const ComplexColumnVector& b) const
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2379 {
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2380 octave_idx_type info;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2381 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2382 return solve (typ, b, info, rcon, 0);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2383 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2384
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2385 ComplexColumnVector
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2386 ComplexMatrix::solve (MatrixType &typ, const ComplexColumnVector& b,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2387 octave_idx_type& info) const
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2388 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2389 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2390 return solve (typ, b, info, rcon, 0);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2391 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2392
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2393 ComplexColumnVector
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2394 ComplexMatrix::solve (MatrixType &typ, const ComplexColumnVector& b,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2395 octave_idx_type& info, double& rcon) const
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2396 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2397 return solve (typ, b, info, rcon, 0);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2398 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2399
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2400 ComplexColumnVector
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2401 ComplexMatrix::solve (MatrixType &typ, const ComplexColumnVector& b,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2402 octave_idx_type& info, double& rcon,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2403 solve_singularity_handler sing_handler, blas_trans_type transt) const
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2404 {
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2405
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2406 ComplexMatrix tmp (b);
9661 afcf852256d2 optimize / and '\ for triangular matrices Jaroslav Hajek <highegg@gmail.com> parents: 9658 diff changeset	2407 return solve (typ, tmp, info, rcon, sing_handler, transt).column(static_cast<octave_idx_type> (0));
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2408 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2409
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2410 ComplexMatrix
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2411 ComplexMatrix::solve (const Matrix& b) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2412 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2413 octave_idx_type info;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2414 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2415 return solve (b, info, rcon, 0);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2416 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2417
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2418 ComplexMatrix
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2419 ComplexMatrix::solve (const Matrix& b, octave_idx_type& info) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2420 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2421 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2422 return solve (b, info, rcon, 0);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2423 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2424
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2425 ComplexMatrix
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2426 ComplexMatrix::solve (const Matrix& b, octave_idx_type& info, double& rcon) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2427 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2428 return solve (b, info, rcon, 0);
3480 45742a3b1f7c [project @ 2000-01-26 06:16:41 by jwe] jwe parents: 3469 diff changeset	2429 }
45742a3b1f7c [project @ 2000-01-26 06:16:41 by jwe] jwe parents: 3469 diff changeset	2430
45742a3b1f7c [project @ 2000-01-26 06:16:41 by jwe] jwe parents: 3469 diff changeset	2431 ComplexMatrix
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2432 ComplexMatrix::solve (const Matrix& b, octave_idx_type& info, double& rcon,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2433 solve_singularity_handler sing_handler, blas_trans_type transt) const
3480 45742a3b1f7c [project @ 2000-01-26 06:16:41 by jwe] jwe parents: 3469 diff changeset	2434 {
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2435 ComplexMatrix tmp (b);
9661 afcf852256d2 optimize / and '\ for triangular matrices Jaroslav Hajek <highegg@gmail.com> parents: 9658 diff changeset	2436 return solve (tmp, info, rcon, sing_handler, transt);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2437 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2438
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2439 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2440 ComplexMatrix::solve (const ComplexMatrix& b) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2441 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2442 octave_idx_type info;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2443 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2444 return solve (b, info, rcon, 0);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2445 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2446
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2447 ComplexMatrix
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2448 ComplexMatrix::solve (const ComplexMatrix& b, octave_idx_type& info) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2449 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2450 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2451 return solve (b, info, rcon, 0);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2452 }
3480 45742a3b1f7c [project @ 2000-01-26 06:16:41 by jwe] jwe parents: 3469 diff changeset	2453
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2454 ComplexMatrix
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2455 ComplexMatrix::solve (const ComplexMatrix& b, octave_idx_type& info, double& rcon) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2456 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2457 return solve (b, info, rcon, 0);
3480 45742a3b1f7c [project @ 2000-01-26 06:16:41 by jwe] jwe parents: 3469 diff changeset	2458 }
45742a3b1f7c [project @ 2000-01-26 06:16:41 by jwe] jwe parents: 3469 diff changeset	2459
45742a3b1f7c [project @ 2000-01-26 06:16:41 by jwe] jwe parents: 3469 diff changeset	2460 ComplexMatrix
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2461 ComplexMatrix::solve (const ComplexMatrix& b, octave_idx_type& info, double& rcon,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2462 solve_singularity_handler sing_handler, blas_trans_type transt) const
3480 45742a3b1f7c [project @ 2000-01-26 06:16:41 by jwe] jwe parents: 3469 diff changeset	2463 {
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2464 MatrixType mattype (*this);
9661 afcf852256d2 optimize / and '\ for triangular matrices Jaroslav Hajek <highegg@gmail.com> parents: 9658 diff changeset	2465 return solve (mattype, b, info, rcon, sing_handler, true, transt);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2466 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2467
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2468 ComplexColumnVector
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2469 ComplexMatrix::solve (const ColumnVector& b) const
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2470 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2471 octave_idx_type info;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2472 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2473 return solve (ComplexColumnVector (b), info, rcon, 0);
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2474 }
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2475
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2476 ComplexColumnVector
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2477 ComplexMatrix::solve (const ColumnVector& b, octave_idx_type& info) const
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2478 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2479 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2480 return solve (ComplexColumnVector (b), info, rcon, 0);
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2481 }
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2482
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2483 ComplexColumnVector
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2484 ComplexMatrix::solve (const ColumnVector& b, octave_idx_type& info,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2485 double& rcon) const
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2486 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2487 return solve (ComplexColumnVector (b), info, rcon, 0);
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2488 }
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2489
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2490 ComplexColumnVector
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2491 ComplexMatrix::solve (const ColumnVector& b, octave_idx_type& info,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2492 double& rcon,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2493 solve_singularity_handler sing_handler, blas_trans_type transt) const
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2494 {
9661 afcf852256d2 optimize / and '\ for triangular matrices Jaroslav Hajek <highegg@gmail.com> parents: 9658 diff changeset	2495 return solve (ComplexColumnVector (b), info, rcon, sing_handler, transt);
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2496 }
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2497
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2498 ComplexColumnVector
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2499 ComplexMatrix::solve (const ComplexColumnVector& b) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2500 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2501 octave_idx_type info;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2502 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2503 return solve (b, info, rcon, 0);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2504 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2505
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2506 ComplexColumnVector
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2507 ComplexMatrix::solve (const ComplexColumnVector& b, octave_idx_type& info) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2508 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2509 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2510 return solve (b, info, rcon, 0);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2511 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2512
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2513 ComplexColumnVector
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2514 ComplexMatrix::solve (const ComplexColumnVector& b, octave_idx_type& info,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2515 double& rcon) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2516 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2517 return solve (b, info, rcon, 0);
3480 45742a3b1f7c [project @ 2000-01-26 06:16:41 by jwe] jwe parents: 3469 diff changeset	2518 }
45742a3b1f7c [project @ 2000-01-26 06:16:41 by jwe] jwe parents: 3469 diff changeset	2519
45742a3b1f7c [project @ 2000-01-26 06:16:41 by jwe] jwe parents: 3469 diff changeset	2520 ComplexColumnVector
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2521 ComplexMatrix::solve (const ComplexColumnVector& b, octave_idx_type& info,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2522 double& rcon,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2523 solve_singularity_handler sing_handler, blas_trans_type transt) const
3480 45742a3b1f7c [project @ 2000-01-26 06:16:41 by jwe] jwe parents: 3469 diff changeset	2524 {
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2525 MatrixType mattype (*this);
9661 afcf852256d2 optimize / and '\ for triangular matrices Jaroslav Hajek <highegg@gmail.com> parents: 9658 diff changeset	2526 return solve (mattype, b, info, rcon, sing_handler, transt);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2527 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2528
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2529 ComplexMatrix
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2530 ComplexMatrix::lssolve (const Matrix& b) const
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2531 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2532 octave_idx_type info;
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2533 octave_idx_type rank;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2534 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2535 return lssolve (ComplexMatrix (b), info, rank, rcon);
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2536 }
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2537
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2538 ComplexMatrix
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2539 ComplexMatrix::lssolve (const Matrix& b, octave_idx_type& info) const
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2540 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2541 octave_idx_type rank;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2542 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2543 return lssolve (ComplexMatrix (b), info, rank, rcon);
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2544 }
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2545
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2546 ComplexMatrix
7076 0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2547 ComplexMatrix::lssolve (const Matrix& b, octave_idx_type& info,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2548 octave_idx_type& rank) const
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2549 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2550 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2551 return lssolve (ComplexMatrix (b), info, rank, rcon);
7076 0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2552 }
0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2553
0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2554 ComplexMatrix
0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2555 ComplexMatrix::lssolve (const Matrix& b, octave_idx_type& info,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2556 octave_idx_type& rank, double& rcon) const
7076 0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2557 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2558 return lssolve (ComplexMatrix (b), info, rank, rcon);
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2559 }
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2560
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2561 ComplexMatrix
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2562 ComplexMatrix::lssolve (const ComplexMatrix& b) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2563 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2564 octave_idx_type info;
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2565 octave_idx_type rank;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2566 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2567 return lssolve (b, info, rank, rcon);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2568 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2569
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2570 ComplexMatrix
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2571 ComplexMatrix::lssolve (const ComplexMatrix& b, octave_idx_type& info) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2572 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2573 octave_idx_type rank;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2574 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2575 return lssolve (b, info, rank, rcon);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2576 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2577
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2578 ComplexMatrix
7076 0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2579 ComplexMatrix::lssolve (const ComplexMatrix& b, octave_idx_type& info,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2580 octave_idx_type& rank) const
7076 0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2581 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2582 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2583 return lssolve (b, info, rank, rcon);
7076 0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2584 }
0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2585
0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2586 ComplexMatrix
0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2587 ComplexMatrix::lssolve (const ComplexMatrix& b, octave_idx_type& info,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2588 octave_idx_type& rank, double& rcon) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2589 {
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2590 ComplexMatrix retval;
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2591
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2592 octave_idx_type nrhs = b.cols ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2593
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2594 octave_idx_type m = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2595 octave_idx_type n = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2596
6924 be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	2597 if (m != b.rows ())
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2598 (*current_liboctave_error_handler)
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2599 ("matrix dimension mismatch solution of linear equations");
6924 be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	2600 else if (m== 0 \|\| n == 0 \|\| b.cols () == 0)
be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	2601 retval = ComplexMatrix (n, b.cols (), Complex (0.0, 0.0));
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2602 else
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2603 {
7072 b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2604 volatile octave_idx_type minmn = (m < n ? m : n);
b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2605 octave_idx_type maxmn = m > n ? m : n;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2606 rcon = -1.0;
7072 b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2607
b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2608 if (m != n)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2609 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2610 retval = ComplexMatrix (maxmn, nrhs);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2611
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2612 for (octave_idx_type j = 0; j < nrhs; j++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2613 for (octave_idx_type i = 0; i < m; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2614 retval.elem (i, j) = b.elem (i, j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2615 }
7072 b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2616 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2617 retval = b;
7072 b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2618
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2619 ComplexMatrix atmp = *this;
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2620 Complex *tmp_data = atmp.fortran_vec ();
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2621
7072 b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2622 Complex *pretval = retval.fortran_vec ();
b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2623 Array<double> s (minmn);
7071 c3b479e753dd [project @ 2007-10-26 15:14:34 by jwe] jwe parents: 7033 diff changeset	2624 double *ps = s.fortran_vec ();
2563 8b0911d576bf [project @ 1996-12-05 19:06:58 by jwe] jwe parents: 2443 diff changeset	2625
7072 b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2626 // Ask ZGELSD what the dimension of WORK should be.
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2627 octave_idx_type lwork = -1;
3752 719a44ff67c9 [project @ 2000-12-13 19:02:42 by jwe] jwe parents: 3726 diff changeset	2628
719a44ff67c9 [project @ 2000-12-13 19:02:42 by jwe] jwe parents: 3726 diff changeset	2629 Array<Complex> work (1);
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2630
7477 8b22207ef9ca ilaenv --> xilaenv John W. Eaton <jwe@octave.org> parents: 7476 diff changeset	2631 octave_idx_type smlsiz;
8b22207ef9ca ilaenv --> xilaenv John W. Eaton <jwe@octave.org> parents: 7476 diff changeset	2632 F77_FUNC (xilaenv, XILAENV) (9, F77_CONST_CHAR_ARG2 ("ZGELSD", 6),
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2633 F77_CONST_CHAR_ARG2 (" ", 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2634 0, 0, 0, 0, smlsiz
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2635 F77_CHAR_ARG_LEN (6)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2636 F77_CHAR_ARG_LEN (1));
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2637
7486 6a6d2abe51ff more xGELSD workspace fixes John W. Eaton <jwe@octave.org> parents: 7482 diff changeset	2638 octave_idx_type mnthr;
6a6d2abe51ff more xGELSD workspace fixes John W. Eaton <jwe@octave.org> parents: 7482 diff changeset	2639 F77_FUNC (xilaenv, XILAENV) (6, F77_CONST_CHAR_ARG2 ("ZGELSD", 6),
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2640 F77_CONST_CHAR_ARG2 (" ", 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2641 m, n, nrhs, -1, mnthr
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2642 F77_CHAR_ARG_LEN (6)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2643 F77_CHAR_ARG_LEN (1));
7486 6a6d2abe51ff more xGELSD workspace fixes John W. Eaton <jwe@octave.org> parents: 7482 diff changeset	2644
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2645 // We compute the size of rwork and iwork because ZGELSD in
6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2646 // older versions of LAPACK does not return them on a query
6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2647 // call.
7124 d07cb867891b [project @ 2007-11-08 01:09:44 by jwe] jwe parents: 7079 diff changeset	2648 double dminmn = static_cast<double> (minmn);
d07cb867891b [project @ 2007-11-08 01:09:44 by jwe] jwe parents: 7079 diff changeset	2649 double dsmlsizp1 = static_cast<double> (smlsiz+1);
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2650 #if defined (HAVE_LOG2)
7544 f9983d2761df more xGELSD workspace fixes Jaroslav Hajek <highegg@gmail.com> parents: 7532 diff changeset	2651 double tmp = log2 (dminmn / dsmlsizp1);
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2652 #else
7544 f9983d2761df more xGELSD workspace fixes Jaroslav Hajek <highegg@gmail.com> parents: 7532 diff changeset	2653 double tmp = log (dminmn / dsmlsizp1) / log (2.0);
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2654 #endif
7544 f9983d2761df more xGELSD workspace fixes Jaroslav Hajek <highegg@gmail.com> parents: 7532 diff changeset	2655 octave_idx_type nlvl = static_cast<octave_idx_type> (tmp) + 1;
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2656 if (nlvl < 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2657 nlvl = 0;
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2658
6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2659 octave_idx_type lrwork = minmn(10 + 2smlsiz + 8*nlvl)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2660 + 3smlsiznrhs + (smlsiz+1)*(smlsiz+1);
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2661 if (lrwork < 1)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2662 lrwork = 1;
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2663 Array<double> rwork (lrwork);
6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2664 double *prwork = rwork.fortran_vec ();
6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2665
6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2666 octave_idx_type liwork = 3 * minmn * nlvl + 11 * minmn;
6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2667 if (liwork < 1)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2668 liwork = 1;
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2669 Array<octave_idx_type> iwork (liwork);
6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2670 octave_idx_type* piwork = iwork.fortran_vec ();
7072 b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2671
b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2672 F77_XFCN (zgelsd, ZGELSD, (m, n, nrhs, tmp_data, m, pretval, maxmn,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2673 ps, rcon, rank, work.fortran_vec (),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2674 lwork, prwork, piwork, info));
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2675
7476 e9f10b4c05cf fix workspace size calculation for xGELSD Jason Riedy parents: 7416 diff changeset	2676 // The workspace query is broken in at least LAPACK 3.0.0
7488 6470f946a425 another small xGELSD workspace fix John W. Eaton <jwe@octave.org> parents: 7486 diff changeset	2677 // through 3.1.1 when n >= mnthr. The obtuse formula below
7486 6a6d2abe51ff more xGELSD workspace fixes John W. Eaton <jwe@octave.org> parents: 7482 diff changeset	2678 // should provide sufficient workspace for ZGELSD to operate
7476 e9f10b4c05cf fix workspace size calculation for xGELSD Jason Riedy parents: 7416 diff changeset	2679 // efficiently.
7488 6470f946a425 another small xGELSD workspace fix John W. Eaton <jwe@octave.org> parents: 7486 diff changeset	2680 if (n >= mnthr)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2681 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2682 octave_idx_type addend = m;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2683
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2684 if (2*m-4 > addend)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2685 addend = 2*m-4;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2686
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2687 if (nrhs > addend)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2688 addend = nrhs;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2689
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2690 if (n-3*m > addend)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2691 addend = n-3*m;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2692
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2693 const octave_idx_type lworkaround = 4m + mm + addend;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2694
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2695 if (std::real (work(0)) < lworkaround)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2696 work(0) = lworkaround;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2697 }
7532 493bb0de3199 avoid another xGELSD workspace query bug John W. Eaton <jwe@octave.org> parents: 7503 diff changeset	2698 else if (m >= n)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2699 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2700 octave_idx_type lworkaround = 2m + mnrhs;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2701
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2702 if (std::real (work(0)) < lworkaround)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2703 work(0) = lworkaround;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2704 }
7476 e9f10b4c05cf fix workspace size calculation for xGELSD Jason Riedy parents: 7416 diff changeset	2705
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	2706 lwork = static_cast<octave_idx_type> (std::real (work(0)));
29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	2707 work.resize (lwork);
29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	2708
29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	2709 F77_XFCN (zgelsd, ZGELSD, (m, n, nrhs, tmp_data, m, pretval,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2710 maxmn, ps, rcon, rank,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2711 work.fortran_vec (), lwork,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2712 prwork, piwork, info));
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	2713
29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	2714 if (rank < minmn)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2715 (*current_liboctave_warning_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2716 ("zgelsd: rank deficient %dx%d matrix, rank = %d, tol = %e",
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2717 m, n, rank, rcon);
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	2718
29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	2719 if (s.elem (0) == 0.0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2720 rcon = 0.0;
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2721 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2722 rcon = s.elem (minmn - 1) / s.elem (0);
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	2723
29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	2724 retval.resize (n, nrhs);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2725 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2726
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2727 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2728 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2729
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2730 ComplexColumnVector
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2731 ComplexMatrix::lssolve (const ColumnVector& b) const
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2732 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2733 octave_idx_type info;
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2734 octave_idx_type rank;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2735 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2736 return lssolve (ComplexColumnVector (b), info, rank, rcon);
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2737 }
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2738
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2739 ComplexColumnVector
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2740 ComplexMatrix::lssolve (const ColumnVector& b, octave_idx_type& info) const
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2741 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2742 octave_idx_type rank;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2743 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2744 return lssolve (ComplexColumnVector (b), info, rank, rcon);
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2745 }
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2746
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2747 ComplexColumnVector
7076 0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2748 ComplexMatrix::lssolve (const ColumnVector& b, octave_idx_type& info,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2749 octave_idx_type& rank) const
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2750 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2751 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2752 return lssolve (ComplexColumnVector (b), info, rank, rcon);
7076 0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2753 }
0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2754
0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2755 ComplexColumnVector
0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2756 ComplexMatrix::lssolve (const ColumnVector& b, octave_idx_type& info,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2757 octave_idx_type& rank, double& rcon) const
7076 0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2758 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2759 return lssolve (ComplexColumnVector (b), info, rank, rcon);
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2760 }
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2761
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2762 ComplexColumnVector
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2763 ComplexMatrix::lssolve (const ComplexColumnVector& b) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2764 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2765 octave_idx_type info;
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2766 octave_idx_type rank;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2767 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2768 return lssolve (b, info, rank, rcon);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2769 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2770
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2771 ComplexColumnVector
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2772 ComplexMatrix::lssolve (const ComplexColumnVector& b, octave_idx_type& info) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2773 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2774 octave_idx_type rank;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2775 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2776 return lssolve (b, info, rank, rcon);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2777 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2778
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2779 ComplexColumnVector
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2780 ComplexMatrix::lssolve (const ComplexColumnVector& b, octave_idx_type& info,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2781 octave_idx_type& rank) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2782 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2783 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2784 return lssolve (b, info, rank, rcon);
7076 0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2785
0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2786 }
0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2787
0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2788 ComplexColumnVector
0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2789 ComplexMatrix::lssolve (const ComplexColumnVector& b, octave_idx_type& info,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2790 octave_idx_type& rank, double& rcon) const
7076 0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2791 {
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2792 ComplexColumnVector retval;
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2793
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2794 octave_idx_type nrhs = 1;
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2795
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2796 octave_idx_type m = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2797 octave_idx_type n = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2798
6924 be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	2799 if (m != b.length ())
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2800 (*current_liboctave_error_handler)
6924 be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	2801 ("matrix dimension mismatch solution of linear equations");
be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	2802 else if (m == 0 \|\| n == 0 \|\| b.cols () == 0)
be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	2803 retval = ComplexColumnVector (n, Complex (0.0, 0.0));
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2804 else
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2805 {
7072 b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2806 volatile octave_idx_type minmn = (m < n ? m : n);
b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2807 octave_idx_type maxmn = m > n ? m : n;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2808 rcon = -1.0;
7072 b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2809
b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2810 if (m != n)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2811 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2812 retval = ComplexColumnVector (maxmn);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2813
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2814 for (octave_idx_type i = 0; i < m; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2815 retval.elem (i) = b.elem (i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2816 }
7072 b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2817 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2818 retval = b;
7072 b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2819
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2820 ComplexMatrix atmp = *this;
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2821 Complex *tmp_data = atmp.fortran_vec ();
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2822
7072 b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2823 Complex *pretval = retval.fortran_vec ();
b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2824 Array<double> s (minmn);
7071 c3b479e753dd [project @ 2007-10-26 15:14:34 by jwe] jwe parents: 7033 diff changeset	2825 double *ps = s.fortran_vec ();
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2826
7072 b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2827 // Ask ZGELSD what the dimension of WORK should be.
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2828 octave_idx_type lwork = -1;
3752 719a44ff67c9 [project @ 2000-12-13 19:02:42 by jwe] jwe parents: 3726 diff changeset	2829
719a44ff67c9 [project @ 2000-12-13 19:02:42 by jwe] jwe parents: 3726 diff changeset	2830 Array<Complex> work (1);
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2831
7544 f9983d2761df more xGELSD workspace fixes Jaroslav Hajek <highegg@gmail.com> parents: 7532 diff changeset	2832 octave_idx_type smlsiz;
f9983d2761df more xGELSD workspace fixes Jaroslav Hajek <highegg@gmail.com> parents: 7532 diff changeset	2833 F77_FUNC (xilaenv, XILAENV) (9, F77_CONST_CHAR_ARG2 ("ZGELSD", 6),
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2834 F77_CONST_CHAR_ARG2 (" ", 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2835 0, 0, 0, 0, smlsiz
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2836 F77_CHAR_ARG_LEN (6)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2837 F77_CHAR_ARG_LEN (1));
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2838
6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2839 // We compute the size of rwork and iwork because ZGELSD in
6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2840 // older versions of LAPACK does not return them on a query
6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2841 // call.
7124 d07cb867891b [project @ 2007-11-08 01:09:44 by jwe] jwe parents: 7079 diff changeset	2842 double dminmn = static_cast<double> (minmn);
d07cb867891b [project @ 2007-11-08 01:09:44 by jwe] jwe parents: 7079 diff changeset	2843 double dsmlsizp1 = static_cast<double> (smlsiz+1);
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2844 #if defined (HAVE_LOG2)
7544 f9983d2761df more xGELSD workspace fixes Jaroslav Hajek <highegg@gmail.com> parents: 7532 diff changeset	2845 double tmp = log2 (dminmn / dsmlsizp1);
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2846 #else
7544 f9983d2761df more xGELSD workspace fixes Jaroslav Hajek <highegg@gmail.com> parents: 7532 diff changeset	2847 double tmp = log (dminmn / dsmlsizp1) / log (2.0);
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2848 #endif
7544 f9983d2761df more xGELSD workspace fixes Jaroslav Hajek <highegg@gmail.com> parents: 7532 diff changeset	2849 octave_idx_type nlvl = static_cast<octave_idx_type> (tmp) + 1;
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2850 if (nlvl < 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2851 nlvl = 0;
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2852
6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2853 octave_idx_type lrwork = minmn(10 + 2smlsiz + 8*nlvl)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2854 + 3smlsiznrhs + (smlsiz+1)*(smlsiz+1);
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2855 if (lrwork < 1)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2856 lrwork = 1;
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2857 Array<double> rwork (lrwork);
6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2858 double *prwork = rwork.fortran_vec ();
6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2859
6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2860 octave_idx_type liwork = 3 * minmn * nlvl + 11 * minmn;
6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2861 if (liwork < 1)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2862 liwork = 1;
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2863 Array<octave_idx_type> iwork (liwork);
6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2864 octave_idx_type* piwork = iwork.fortran_vec ();
7072 b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2865
b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2866 F77_XFCN (zgelsd, ZGELSD, (m, n, nrhs, tmp_data, m, pretval, maxmn,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2867 ps, rcon, rank, work.fortran_vec (),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2868 lwork, prwork, piwork, info));
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2869
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	2870 lwork = static_cast<octave_idx_type> (std::real (work(0)));
29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	2871 work.resize (lwork);
29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	2872 rwork.resize (static_cast<octave_idx_type> (rwork(0)));
29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	2873 iwork.resize (iwork(0));
29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	2874
29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	2875 F77_XFCN (zgelsd, ZGELSD, (m, n, nrhs, tmp_data, m, pretval,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2876 maxmn, ps, rcon, rank,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2877 work.fortran_vec (), lwork,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2878 prwork, piwork, info));
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	2879
29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	2880 if (rank < minmn)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2881 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2882 if (rank < minmn)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2883 (*current_liboctave_warning_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2884 ("zgelsd: rank deficient %dx%d matrix, rank = %d, tol = %e",
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2885 m, n, rank, rcon);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2886
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2887 if (s.elem (0) == 0.0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2888 rcon = 0.0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2889 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2890 rcon = s.elem (minmn - 1) / s.elem (0);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2891
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2892 retval.resize (n, nrhs);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2893 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2894 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2895
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2896 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2897 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2898
1205 8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2899 // column vector by row vector -> matrix operations
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2900
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2901 ComplexMatrix
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2902 operator * (const ColumnVector& v, const ComplexRowVector& a)
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2903 {
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2904 ComplexColumnVector tmp (v);
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2905 return tmp * a;
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2906 }
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2907
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2908 ComplexMatrix
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2909 operator * (const ComplexColumnVector& a, const RowVector& b)
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2910 {
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2911 ComplexRowVector tmp (b);
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2912 return a * tmp;
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2913 }
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2914
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2915 ComplexMatrix
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2916 operator * (const ComplexColumnVector& v, const ComplexRowVector& a)
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2917 {
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2918 ComplexMatrix retval;
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2919
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2920 octave_idx_type len = v.length ();
3233 98d0ee053ba4 [project @ 1999-01-27 20:23:40 by jwe] jwe parents: 3225 diff changeset	2921
98d0ee053ba4 [project @ 1999-01-27 20:23:40 by jwe] jwe parents: 3225 diff changeset	2922 if (len != 0)
1205 8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2923 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2924 octave_idx_type a_len = a.length ();
3233 98d0ee053ba4 [project @ 1999-01-27 20:23:40 by jwe] jwe parents: 3225 diff changeset	2925
9359 be6867ba8104 avoid useless zero initialization when doing matrix multiply Jaroslav Hajek <highegg@gmail.com> parents: 9227 diff changeset	2926 retval = ComplexMatrix (len, a_len);
3233 98d0ee053ba4 [project @ 1999-01-27 20:23:40 by jwe] jwe parents: 3225 diff changeset	2927 Complex *c = retval.fortran_vec ();
98d0ee053ba4 [project @ 1999-01-27 20:23:40 by jwe] jwe parents: 3225 diff changeset	2928
4552 6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	2929 F77_XFCN (zgemm, ZGEMM, (F77_CONST_CHAR_ARG2 ("N", 1),
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2930 F77_CONST_CHAR_ARG2 ("N", 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2931 len, a_len, 1, 1.0, v.data (), len,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2932 a.data (), 1, 0.0, c, len
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2933 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2934 F77_CHAR_ARG_LEN (1)));
1205 8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2935 }
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2936
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2937 return retval;
1205 8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2938 }
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2939
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2940 // matrix by diagonal matrix -> matrix operations
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2941
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2942 ComplexMatrix&
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2943 ComplexMatrix::operator += (const DiagMatrix& a)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2944 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2945 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2946 octave_idx_type nc = cols ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2947
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2948 octave_idx_type a_nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2949 octave_idx_type a_nc = cols ();
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	2950
d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	2951 if (nr != a_nr \|\| nc != a_nc)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2952 {
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	2953 gripe_nonconformant ("operator +=", nr, nc, a_nr, a_nc);
889 a962376eac74 [project @ 1994-11-08 02:21:29 by jwe] jwe parents: 882 diff changeset	2954 return *this;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2955 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2956
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2957 for (octave_idx_type i = 0; i < a.length (); i++)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2958 elem (i, i) += a.elem (i, i);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2959
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2960 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2961 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2962
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2963 ComplexMatrix&
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2964 ComplexMatrix::operator -= (const DiagMatrix& a)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2965 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2966 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2967 octave_idx_type nc = cols ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2968
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2969 octave_idx_type a_nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2970 octave_idx_type a_nc = cols ();
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	2971
d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	2972 if (nr != a_nr \|\| nc != a_nc)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2973 {
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	2974 gripe_nonconformant ("operator -=", nr, nc, a_nr, a_nc);
889 a962376eac74 [project @ 1994-11-08 02:21:29 by jwe] jwe parents: 882 diff changeset	2975 return *this;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2976 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2977
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2978 for (octave_idx_type i = 0; i < a.length (); i++)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2979 elem (i, i) -= a.elem (i, i);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2980
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2981 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2982 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2983
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2984 ComplexMatrix&
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2985 ComplexMatrix::operator += (const ComplexDiagMatrix& a)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2986 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2987 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2988 octave_idx_type nc = cols ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2989
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2990 octave_idx_type a_nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2991 octave_idx_type a_nc = cols ();
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	2992
d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	2993 if (nr != a_nr \|\| nc != a_nc)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2994 {
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	2995 gripe_nonconformant ("operator +=", nr, nc, a_nr, a_nc);
889 a962376eac74 [project @ 1994-11-08 02:21:29 by jwe] jwe parents: 882 diff changeset	2996 return *this;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2997 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2998
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2999 for (octave_idx_type i = 0; i < a.length (); i++)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3000 elem (i, i) += a.elem (i, i);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3001
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3002 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3003 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3004
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3005 ComplexMatrix&
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3006 ComplexMatrix::operator -= (const ComplexDiagMatrix& a)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3007 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3008 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3009 octave_idx_type nc = cols ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3010
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3011 octave_idx_type a_nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3012 octave_idx_type a_nc = cols ();
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3013
d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3014 if (nr != a_nr \|\| nc != a_nc)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3015 {
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3016 gripe_nonconformant ("operator -=", nr, nc, a_nr, a_nc);
889 a962376eac74 [project @ 1994-11-08 02:21:29 by jwe] jwe parents: 882 diff changeset	3017 return *this;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3018 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3019
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3020 for (octave_idx_type i = 0; i < a.length (); i++)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3021 elem (i, i) -= a.elem (i, i);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3022
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3023 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3024 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3025
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3026 // matrix by matrix -> matrix operations
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3027
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3028 ComplexMatrix&
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3029 ComplexMatrix::operator += (const Matrix& a)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3030 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3031 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3032 octave_idx_type nc = cols ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3033
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3034 octave_idx_type a_nr = a.rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3035 octave_idx_type a_nc = a.cols ();
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3036
d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3037 if (nr != a_nr \|\| nc != a_nc)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3038 {
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3039 gripe_nonconformant ("operator +=", nr, nc, a_nr, a_nc);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3040 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3041 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3042
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3043 if (nr == 0 \|\| nc == 0)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3044 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3045
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3046 Complex *d = fortran_vec (); // Ensures only one reference to my privates!
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3047
9550 3d6a9aea2aea refactor binary & bool ops in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9528 diff changeset	3048 mx_inline_add2 (length (), d, a.data ());
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3049 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3050 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3051
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3052 ComplexMatrix&
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3053 ComplexMatrix::operator -= (const Matrix& a)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3054 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3055 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3056 octave_idx_type nc = cols ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3057
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3058 octave_idx_type a_nr = a.rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3059 octave_idx_type a_nc = a.cols ();
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3060
d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3061 if (nr != a_nr \|\| nc != a_nc)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3062 {
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3063 gripe_nonconformant ("operator -=", nr, nc, a_nr, a_nc);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3064 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3065 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3066
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3067 if (nr == 0 \|\| nc == 0)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3068 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3069
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3070 Complex *d = fortran_vec (); // Ensures only one reference to my privates!
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3071
9550 3d6a9aea2aea refactor binary & bool ops in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9528 diff changeset	3072 mx_inline_sub2 (length (), d, a.data ());
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3073 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3074 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3075
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3076 // unary operations
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3077
2964 0a2551ec7004 [project @ 1997-05-12 07:26:50 by jwe] jwe parents: 2870 diff changeset	3078 boolMatrix
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3079 ComplexMatrix::operator ! (void) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3080 {
9553 0c72d9284087 further bool ops tweaks Jaroslav Hajek <highegg@gmail.com> parents: 9551 diff changeset	3081 return do_mx_unary_op<boolMatrix, ComplexMatrix> (*this, mx_inline_not);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3082 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3083
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3084 // other operations
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3085
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3086 bool
7922 935be827eaf8 error for NaN values in & and \| expressions John W. Eaton <jwe@octave.org> parents: 7803 diff changeset	3087 ComplexMatrix::any_element_is_nan (void) const
935be827eaf8 error for NaN values in & and \| expressions John W. Eaton <jwe@octave.org> parents: 7803 diff changeset	3088 {
935be827eaf8 error for NaN values in & and \| expressions John W. Eaton <jwe@octave.org> parents: 7803 diff changeset	3089 octave_idx_type nr = rows ();
935be827eaf8 error for NaN values in & and \| expressions John W. Eaton <jwe@octave.org> parents: 7803 diff changeset	3090 octave_idx_type nc = cols ();
935be827eaf8 error for NaN values in & and \| expressions John W. Eaton <jwe@octave.org> parents: 7803 diff changeset	3091
935be827eaf8 error for NaN values in & and \| expressions John W. Eaton <jwe@octave.org> parents: 7803 diff changeset	3092 for (octave_idx_type j = 0; j < nc; j++)
935be827eaf8 error for NaN values in & and \| expressions John W. Eaton <jwe@octave.org> parents: 7803 diff changeset	3093 for (octave_idx_type i = 0; i < nr; i++)
935be827eaf8 error for NaN values in & and \| expressions John W. Eaton <jwe@octave.org> parents: 7803 diff changeset	3094 {
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3095 Complex val = elem (i, j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3096 if (xisnan (val))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3097 return true;
7922 935be827eaf8 error for NaN values in & and \| expressions John W. Eaton <jwe@octave.org> parents: 7803 diff changeset	3098 }
935be827eaf8 error for NaN values in & and \| expressions John W. Eaton <jwe@octave.org> parents: 7803 diff changeset	3099
935be827eaf8 error for NaN values in & and \| expressions John W. Eaton <jwe@octave.org> parents: 7803 diff changeset	3100 return false;
935be827eaf8 error for NaN values in & and \| expressions John W. Eaton <jwe@octave.org> parents: 7803 diff changeset	3101 }
935be827eaf8 error for NaN values in & and \| expressions John W. Eaton <jwe@octave.org> parents: 7803 diff changeset	3102
935be827eaf8 error for NaN values in & and \| expressions John W. Eaton <jwe@octave.org> parents: 7803 diff changeset	3103 bool
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3104 ComplexMatrix::any_element_is_inf_or_nan (void) const
d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3105 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3106 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3107 octave_idx_type nc = cols ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3108
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3109 for (octave_idx_type j = 0; j < nc; j++)
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3110 for (octave_idx_type i = 0; i < nr; i++)
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3111 {
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3112 Complex val = elem (i, j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3113 if (xisinf (val) \|\| xisnan (val))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3114 return true;
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3115 }
d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3116
d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3117 return false;
d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3118 }
d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3119
2408 e22aae3ccfad [project @ 1996-10-15 16:37:52 by jwe] jwe parents: 2384 diff changeset	3120 // Return true if no elements have imaginary components.
e22aae3ccfad [project @ 1996-10-15 16:37:52 by jwe] jwe parents: 2384 diff changeset	3121
e22aae3ccfad [project @ 1996-10-15 16:37:52 by jwe] jwe parents: 2384 diff changeset	3122 bool
e22aae3ccfad [project @ 1996-10-15 16:37:52 by jwe] jwe parents: 2384 diff changeset	3123 ComplexMatrix::all_elements_are_real (void) const
e22aae3ccfad [project @ 1996-10-15 16:37:52 by jwe] jwe parents: 2384 diff changeset	3124 {
9825 7483fe200fab narrow complex values with negative zero imaginary parts Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	3125 return mx_inline_all_real (numel (), data ());
2408 e22aae3ccfad [project @ 1996-10-15 16:37:52 by jwe] jwe parents: 2384 diff changeset	3126 }
e22aae3ccfad [project @ 1996-10-15 16:37:52 by jwe] jwe parents: 2384 diff changeset	3127
1968 a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3128 // Return nonzero if any element of CM has a non-integer real or
a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3129 // imaginary part. Also extract the largest and smallest (real or
a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3130 // imaginary) values and return them in MAX_VAL and MIN_VAL.
a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3131
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3132 bool
1968 a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3133 ComplexMatrix::all_integers (double& max_val, double& min_val) const
a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3134 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3135 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3136 octave_idx_type nc = cols ();
1968 a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3137
a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3138 if (nr > 0 && nc > 0)
a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3139 {
a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3140 Complex val = elem (0, 0);
a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3141
5315 f9aff9291d94 [project @ 2005-04-28 02:36:59 by jwe] jwe parents: 5307 diff changeset	3142 double r_val = std::real (val);
f9aff9291d94 [project @ 2005-04-28 02:36:59 by jwe] jwe parents: 5307 diff changeset	3143 double i_val = std::imag (val);
1968 a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3144
a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3145 max_val = r_val;
a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3146 min_val = r_val;
a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3147
a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3148 if (i_val > max_val)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3149 max_val = i_val;
1968 a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3150
a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3151 if (i_val < max_val)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3152 min_val = i_val;
1968 a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3153 }
a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3154 else
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3155 return false;
1968 a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3156
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3157 for (octave_idx_type j = 0; j < nc; j++)
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3158 for (octave_idx_type i = 0; i < nr; i++)
1968 a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3159 {
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3160 Complex val = elem (i, j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3161
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3162 double r_val = std::real (val);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3163 double i_val = std::imag (val);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3164
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3165 if (r_val > max_val)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3166 max_val = r_val;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3167
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3168 if (i_val > max_val)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3169 max_val = i_val;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3170
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3171 if (r_val < min_val)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3172 min_val = r_val;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3173
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3174 if (i_val < min_val)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3175 min_val = i_val;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3176
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3177 if (D_NINT (r_val) != r_val \|\| D_NINT (i_val) != i_val)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3178 return false;
1968 a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3179 }
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3180
d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3181 return true;
1968 a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3182 }
a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3183
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3184 bool
1968 a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3185 ComplexMatrix::too_large_for_float (void) const
a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3186 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3187 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3188 octave_idx_type nc = cols ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3189
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3190 for (octave_idx_type j = 0; j < nc; j++)
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3191 for (octave_idx_type i = 0; i < nr; i++)
1968 a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3192 {
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3193 Complex val = elem (i, j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3194
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3195 double r_val = std::real (val);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3196 double i_val = std::imag (val);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3197
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3198 if ((! (xisnan (r_val) \|\| xisinf (r_val))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3199 && fabs (r_val) > FLT_MAX)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3200 \|\| (! (xisnan (i_val) \|\| xisinf (i_val))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3201 && fabs (i_val) > FLT_MAX))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3202 return true;
1968 a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3203 }
a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3204
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3205 return false;
1968 a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3206 }
a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3207
5775 ace8d8d26933 [project @ 2006-04-24 19:13:06 by jwe] jwe parents: 5717 diff changeset	3208 // FIXME Do these really belong here? Maybe they should be
4015 6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3998 diff changeset	3209 // in a base class?
6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3998 diff changeset	3210
2832 4dff308e9acc [project @ 1997-03-26 05:16:58 by jwe] jwe parents: 2828 diff changeset	3211 boolMatrix
4015 6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3998 diff changeset	3212 ComplexMatrix::all (int dim) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3213 {
9227 8145f2255276 use explicit template qualifs to please Intel C++ and MSVC++ Jaroslav Hajek <highegg@gmail.com> parents: 8999 diff changeset	3214 return do_mx_red_op<boolMatrix, Complex> (*this, dim, mx_inline_all);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3215 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3216
2832 4dff308e9acc [project @ 1997-03-26 05:16:58 by jwe] jwe parents: 2828 diff changeset	3217 boolMatrix
4015 6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3998 diff changeset	3218 ComplexMatrix::any (int dim) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3219 {
9227 8145f2255276 use explicit template qualifs to please Intel C++ and MSVC++ Jaroslav Hajek <highegg@gmail.com> parents: 8999 diff changeset	3220 return do_mx_red_op<boolMatrix, Complex> (*this, dim, mx_inline_any);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3221 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3222
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3223 ComplexMatrix
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3585 diff changeset	3224 ComplexMatrix::cumprod (int dim) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3225 {
9227 8145f2255276 use explicit template qualifs to please Intel C++ and MSVC++ Jaroslav Hajek <highegg@gmail.com> parents: 8999 diff changeset	3226 return do_mx_cum_op<ComplexMatrix, Complex> (*this, dim, mx_inline_cumprod);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3227 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3228
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3229 ComplexMatrix
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3585 diff changeset	3230 ComplexMatrix::cumsum (int dim) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3231 {
9227 8145f2255276 use explicit template qualifs to please Intel C++ and MSVC++ Jaroslav Hajek <highegg@gmail.com> parents: 8999 diff changeset	3232 return do_mx_cum_op<ComplexMatrix, Complex> (*this, dim, mx_inline_cumsum);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3233 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3234
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3235 ComplexMatrix
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3585 diff changeset	3236 ComplexMatrix::prod (int dim) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3237 {
9227 8145f2255276 use explicit template qualifs to please Intel C++ and MSVC++ Jaroslav Hajek <highegg@gmail.com> parents: 8999 diff changeset	3238 return do_mx_red_op<ComplexMatrix, Complex> (*this, dim, mx_inline_prod);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3239 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3240
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3241 ComplexMatrix
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3585 diff changeset	3242 ComplexMatrix::sum (int dim) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3243 {
9227 8145f2255276 use explicit template qualifs to please Intel C++ and MSVC++ Jaroslav Hajek <highegg@gmail.com> parents: 8999 diff changeset	3244 return do_mx_red_op<ComplexMatrix, Complex> (*this, dim, mx_inline_sum);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3245 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3246
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3247 ComplexMatrix
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3585 diff changeset	3248 ComplexMatrix::sumsq (int dim) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3249 {
9227 8145f2255276 use explicit template qualifs to please Intel C++ and MSVC++ Jaroslav Hajek <highegg@gmail.com> parents: 8999 diff changeset	3250 return do_mx_red_op<Matrix, Complex> (*this, dim, mx_inline_sumsq);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3251 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3252
4329 d53c33d93440 [project @ 2003-02-18 20:00:48 by jwe] jwe parents: 4316 diff changeset	3253 Matrix ComplexMatrix::abs (void) const
d53c33d93440 [project @ 2003-02-18 20:00:48 by jwe] jwe parents: 4316 diff changeset	3254 {
8650 a1ae2aae903e abs,real,imag,conj: use code from mx-inlines rather than the generic map Jaroslav Hajek <highegg@gmail.com> parents: 8614 diff changeset	3255 return Matrix (mx_inline_cabs_dup (data (), length ()),
a1ae2aae903e abs,real,imag,conj: use code from mx-inlines rather than the generic map Jaroslav Hajek <highegg@gmail.com> parents: 8614 diff changeset	3256 rows (), cols ());
4329 d53c33d93440 [project @ 2003-02-18 20:00:48 by jwe] jwe parents: 4316 diff changeset	3257 }
d53c33d93440 [project @ 2003-02-18 20:00:48 by jwe] jwe parents: 4316 diff changeset	3258
7620 36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7544 diff changeset	3259 ComplexMatrix
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3260 ComplexMatrix::diag (octave_idx_type k) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3261 {
7620 36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7544 diff changeset	3262 return MArray2<Complex>::diag (k);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3263 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3264
2354 2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	3265 bool
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3266 ComplexMatrix::row_is_real_only (octave_idx_type i) const
2354 2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	3267 {
2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	3268 bool retval = true;
2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	3269
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3270 octave_idx_type nc = columns ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3271
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3272 for (octave_idx_type j = 0; j < nc; j++)
2354 2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	3273 {
5315 f9aff9291d94 [project @ 2005-04-28 02:36:59 by jwe] jwe parents: 5307 diff changeset	3274 if (std::imag (elem (i, j)) != 0.0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3275 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3276 retval = false;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3277 break;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3278 }
2354 2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	3279 }
2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	3280
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3281 return retval;
2354 2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	3282 }
2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	3283
2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	3284 bool
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3285 ComplexMatrix::column_is_real_only (octave_idx_type j) const
2354 2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	3286 {
2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	3287 bool retval = true;
2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	3288
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3289 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3290
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3291 for (octave_idx_type i = 0; i < nr; i++)
2354 2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	3292 {
5315 f9aff9291d94 [project @ 2005-04-28 02:36:59 by jwe] jwe parents: 5307 diff changeset	3293 if (std::imag (elem (i, j)) != 0.0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3294 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3295 retval = false;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3296 break;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3297 }
2354 2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	3298 }
2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	3299
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3300 return retval;
2354 2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	3301 }
891 9e6bdfdfcf86 [project @ 1994-11-08 20:59:39 by jwe] jwe parents: 889 diff changeset	3302
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3303 ComplexColumnVector
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3304 ComplexMatrix::row_min (void) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3305 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3306 Array<octave_idx_type> dummy_idx;
4587 7b957b442818 [project @ 2003-11-10 15:50:39 by jwe] jwe parents: 4552 diff changeset	3307 return row_min (dummy_idx);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3308 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3309
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3310 ComplexColumnVector
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3311 ComplexMatrix::row_min (Array<octave_idx_type>& idx_arg) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3312 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3313 ComplexColumnVector result;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3314
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3315 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3316 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3317
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3318 if (nr > 0 && nc > 0)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3319 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3320 result.resize (nr);
4587 7b957b442818 [project @ 2003-11-10 15:50:39 by jwe] jwe parents: 4552 diff changeset	3321 idx_arg.resize (nr);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3322
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3323 for (octave_idx_type i = 0; i < nr; i++)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3324 {
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3325 bool real_only = row_is_real_only (i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3326
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3327 octave_idx_type idx_j;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3328
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3329 Complex tmp_min;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3330
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3331 double abs_min = octave_NaN;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3332
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3333 for (idx_j = 0; idx_j < nc; idx_j++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3334 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3335 tmp_min = elem (i, idx_j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3336
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3337 if (! xisnan (tmp_min))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3338 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3339 abs_min = real_only ? std::real (tmp_min) : std::abs (tmp_min);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3340 break;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3341 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3342 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3343
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3344 for (octave_idx_type j = idx_j+1; j < nc; j++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3345 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3346 Complex tmp = elem (i, j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3347
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3348 if (xisnan (tmp))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3349 continue;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3350
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3351 double abs_tmp = real_only ? std::real (tmp) : std::abs (tmp);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3352
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3353 if (abs_tmp < abs_min)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3354 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3355 idx_j = j;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3356 tmp_min = tmp;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3357 abs_min = abs_tmp;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3358 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3359 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3360
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3361 if (xisnan (tmp_min))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3362 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3363 result.elem (i) = Complex_NaN_result;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3364 idx_arg.elem (i) = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3365 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3366 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3367 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3368 result.elem (i) = tmp_min;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3369 idx_arg.elem (i) = idx_j;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3370 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3371 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3372 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3373
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3374 return result;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3375 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3376
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3377 ComplexColumnVector
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3378 ComplexMatrix::row_max (void) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3379 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3380 Array<octave_idx_type> dummy_idx;
4587 7b957b442818 [project @ 2003-11-10 15:50:39 by jwe] jwe parents: 4552 diff changeset	3381 return row_max (dummy_idx);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3382 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3383
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3384 ComplexColumnVector
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3385 ComplexMatrix::row_max (Array<octave_idx_type>& idx_arg) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3386 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3387 ComplexColumnVector result;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3388
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3389 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3390 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3391
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3392 if (nr > 0 && nc > 0)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3393 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3394 result.resize (nr);
4587 7b957b442818 [project @ 2003-11-10 15:50:39 by jwe] jwe parents: 4552 diff changeset	3395 idx_arg.resize (nr);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3396
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3397 for (octave_idx_type i = 0; i < nr; i++)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3398 {
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3399 bool real_only = row_is_real_only (i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3400
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3401 octave_idx_type idx_j;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3402
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3403 Complex tmp_max;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3404
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3405 double abs_max = octave_NaN;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3406
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3407 for (idx_j = 0; idx_j < nc; idx_j++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3408 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3409 tmp_max = elem (i, idx_j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3410
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3411 if (! xisnan (tmp_max))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3412 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3413 abs_max = real_only ? std::real (tmp_max) : std::abs (tmp_max);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3414 break;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3415 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3416 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3417
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3418 for (octave_idx_type j = idx_j+1; j < nc; j++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3419 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3420 Complex tmp = elem (i, j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3421
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3422 if (xisnan (tmp))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3423 continue;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3424
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3425 double abs_tmp = real_only ? std::real (tmp) : std::abs (tmp);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3426
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3427 if (abs_tmp > abs_max)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3428 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3429 idx_j = j;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3430 tmp_max = tmp;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3431 abs_max = abs_tmp;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3432 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3433 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3434
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3435 if (xisnan (tmp_max))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3436 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3437 result.elem (i) = Complex_NaN_result;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3438 idx_arg.elem (i) = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3439 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3440 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3441 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3442 result.elem (i) = tmp_max;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3443 idx_arg.elem (i) = idx_j;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3444 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3445 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3446 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3447
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3448 return result;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3449 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3450
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3451 ComplexRowVector
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3452 ComplexMatrix::column_min (void) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3453 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3454 Array<octave_idx_type> dummy_idx;
4587 7b957b442818 [project @ 2003-11-10 15:50:39 by jwe] jwe parents: 4552 diff changeset	3455 return column_min (dummy_idx);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3456 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3457
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3458 ComplexRowVector
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3459 ComplexMatrix::column_min (Array<octave_idx_type>& idx_arg) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3460 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3461 ComplexRowVector result;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3462
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3463 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3464 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3465
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3466 if (nr > 0 && nc > 0)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3467 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3468 result.resize (nc);
4587 7b957b442818 [project @ 2003-11-10 15:50:39 by jwe] jwe parents: 4552 diff changeset	3469 idx_arg.resize (nc);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3470
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3471 for (octave_idx_type j = 0; j < nc; j++)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3472 {
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3473 bool real_only = column_is_real_only (j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3474
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3475 octave_idx_type idx_i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3476
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3477 Complex tmp_min;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3478
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3479 double abs_min = octave_NaN;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3480
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3481 for (idx_i = 0; idx_i < nr; idx_i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3482 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3483 tmp_min = elem (idx_i, j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3484
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3485 if (! xisnan (tmp_min))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3486 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3487 abs_min = real_only ? std::real (tmp_min) : std::abs (tmp_min);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3488 break;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3489 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3490 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3491
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3492 for (octave_idx_type i = idx_i+1; i < nr; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3493 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3494 Complex tmp = elem (i, j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3495
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3496 if (xisnan (tmp))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3497 continue;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3498
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3499 double abs_tmp = real_only ? std::real (tmp) : std::abs (tmp);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3500
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3501 if (abs_tmp < abs_min)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3502 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3503 idx_i = i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3504 tmp_min = tmp;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3505 abs_min = abs_tmp;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3506 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3507 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3508
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3509 if (xisnan (tmp_min))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3510 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3511 result.elem (j) = Complex_NaN_result;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3512 idx_arg.elem (j) = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3513 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3514 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3515 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3516 result.elem (j) = tmp_min;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3517 idx_arg.elem (j) = idx_i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3518 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3519 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3520 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3521
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3522 return result;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3523 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3524
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3525 ComplexRowVector
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3526 ComplexMatrix::column_max (void) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3527 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3528 Array<octave_idx_type> dummy_idx;
4587 7b957b442818 [project @ 2003-11-10 15:50:39 by jwe] jwe parents: 4552 diff changeset	3529 return column_max (dummy_idx);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3530 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3531
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3532 ComplexRowVector
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3533 ComplexMatrix::column_max (Array<octave_idx_type>& idx_arg) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3534 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3535 ComplexRowVector result;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3536
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3537 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3538 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3539
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3540 if (nr > 0 && nc > 0)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3541 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3542 result.resize (nc);
4587 7b957b442818 [project @ 2003-11-10 15:50:39 by jwe] jwe parents: 4552 diff changeset	3543 idx_arg.resize (nc);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3544
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3545 for (octave_idx_type j = 0; j < nc; j++)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3546 {
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3547 bool real_only = column_is_real_only (j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3548
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3549 octave_idx_type idx_i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3550
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3551 Complex tmp_max;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3552
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3553 double abs_max = octave_NaN;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3554
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3555 for (idx_i = 0; idx_i < nr; idx_i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3556 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3557 tmp_max = elem (idx_i, j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3558
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3559 if (! xisnan (tmp_max))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3560 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3561 abs_max = real_only ? std::real (tmp_max) : std::abs (tmp_max);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3562 break;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3563 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3564 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3565
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3566 for (octave_idx_type i = idx_i+1; i < nr; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3567 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3568 Complex tmp = elem (i, j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3569
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3570 if (xisnan (tmp))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3571 continue;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3572
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3573 double abs_tmp = real_only ? std::real (tmp) : std::abs (tmp);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3574
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3575 if (abs_tmp > abs_max)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3576 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3577 idx_i = i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3578 tmp_max = tmp;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3579 abs_max = abs_tmp;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3580 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3581 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3582
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3583 if (xisnan (tmp_max))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3584 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3585 result.elem (j) = Complex_NaN_result;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3586 idx_arg.elem (j) = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3587 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3588 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3589 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3590 result.elem (j) = tmp_max;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3591 idx_arg.elem (j) = idx_i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3592 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3593 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3594 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3595
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3596 return result;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3597 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3598
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3599 // i/o
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3600
3504 5eef8a2294bd [project @ 2000-02-01 10:06:51 by jwe] jwe parents: 3503 diff changeset	3601 std::ostream&
5eef8a2294bd [project @ 2000-02-01 10:06:51 by jwe] jwe parents: 3503 diff changeset	3602 operator << (std::ostream& os, const ComplexMatrix& a)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3603 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3604 for (octave_idx_type i = 0; i < a.rows (); i++)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3605 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3606 for (octave_idx_type j = 0; j < a.cols (); j++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3607 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3608 os << " ";
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3609 octave_write_complex (os, a.elem (i, j));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3610 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3611 os << "\n";
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3612 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3613 return os;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3614 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3615
3504 5eef8a2294bd [project @ 2000-02-01 10:06:51 by jwe] jwe parents: 3503 diff changeset	3616 std::istream&
5eef8a2294bd [project @ 2000-02-01 10:06:51 by jwe] jwe parents: 3503 diff changeset	3617 operator >> (std::istream& is, ComplexMatrix& a)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3618 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3619 octave_idx_type nr = a.rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3620 octave_idx_type nc = a.cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3621
8999 dc07bc4157b8 allow empty matrices in stream input operators Jaroslav Hajek <highegg@gmail.com> parents: 8956 diff changeset	3622 if (nr > 0 && nc > 0)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3623 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3624 Complex tmp;
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3625 for (octave_idx_type i = 0; i < nr; i++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3626 for (octave_idx_type j = 0; j < nc; j++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3627 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3628 tmp = octave_read_value<Complex> (is);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3629 if (is)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3630 a.elem (i, j) = tmp;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3631 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3632 goto done;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3633 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3634 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3635
2993 91589ab98e37 [project @ 1997-05-21 21:44:54 by jwe] jwe parents: 2964 diff changeset	3636 done:
91589ab98e37 [project @ 1997-05-21 21:44:54 by jwe] jwe parents: 2964 diff changeset	3637
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3638 return is;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3639 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3640
1819 8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3641 ComplexMatrix
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3642 Givens (const Complex& x, const Complex& y)
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3643 {
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3644 double cc;
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3645 Complex cs, temp_r;
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3646
3887 7da18459c08b [project @ 2002-04-04 00:44:21 by jwe] jwe parents: 3864 diff changeset	3647 F77_FUNC (zlartg, ZLARTG) (x, y, cc, cs, temp_r);
1819 8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3648
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3649 ComplexMatrix g (2, 2);
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3650
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3651 g.elem (0, 0) = cc;
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3652 g.elem (1, 1) = cc;
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3653 g.elem (0, 1) = cs;
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3654 g.elem (1, 0) = -conj (cs);
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3655
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3656 return g;
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3657 }
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3658
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3659 ComplexMatrix
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3660 Sylvester (const ComplexMatrix& a, const ComplexMatrix& b,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3661 const ComplexMatrix& c)
1819 8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3662 {
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3663 ComplexMatrix retval;
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3664
5775 ace8d8d26933 [project @ 2006-04-24 19:13:06 by jwe] jwe parents: 5717 diff changeset	3665 // FIXME -- need to check that a, b, and c are all the same
1819 8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3666 // size.
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3667
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3668 // Compute Schur decompositions
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3669
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3670 ComplexSCHUR as (a, "U");
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3671 ComplexSCHUR bs (b, "U");
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3672
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3673 // Transform c to new coordinates.
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3674
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3675 ComplexMatrix ua = as.unitary_matrix ();
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3676 ComplexMatrix sch_a = as.schur_matrix ();
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3677
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3678 ComplexMatrix ub = bs.unitary_matrix ();
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3679 ComplexMatrix sch_b = bs.schur_matrix ();
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3680
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3681 ComplexMatrix cx = ua.hermitian () * c * ub;
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3682
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3683 // Solve the sylvester equation, back-transform, and return the
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3684 // solution.
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3685
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3686 octave_idx_type a_nr = a.rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3687 octave_idx_type b_nr = b.rows ();
1819 8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3688
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3689 double scale;
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3690 octave_idx_type info;
1950 ab6abe89aaa1 [project @ 1996-02-14 04:36:21 by jwe] jwe parents: 1948 diff changeset	3691
ab6abe89aaa1 [project @ 1996-02-14 04:36:21 by jwe] jwe parents: 1948 diff changeset	3692 Complex *pa = sch_a.fortran_vec ();
ab6abe89aaa1 [project @ 1996-02-14 04:36:21 by jwe] jwe parents: 1948 diff changeset	3693 Complex *pb = sch_b.fortran_vec ();
ab6abe89aaa1 [project @ 1996-02-14 04:36:21 by jwe] jwe parents: 1948 diff changeset	3694 Complex *px = cx.fortran_vec ();
1819 8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3695
4552 6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	3696 F77_XFCN (ztrsyl, ZTRSYL, (F77_CONST_CHAR_ARG2 ("N", 1),
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3697 F77_CONST_CHAR_ARG2 ("N", 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3698 1, a_nr, b_nr, pa, a_nr, pb,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3699 b_nr, px, a_nr, scale, info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3700 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3701 F77_CHAR_ARG_LEN (1)));
1950 ab6abe89aaa1 [project @ 1996-02-14 04:36:21 by jwe] jwe parents: 1948 diff changeset	3702
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	3703 // FIXME -- check info?
29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	3704
29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	3705 retval = -ua * cx * ub.hermitian ();
1819 8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3706
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3707 return retval;
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3708 }
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3709
2828 92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3710 ComplexMatrix
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3711 operator * (const ComplexMatrix& m, const Matrix& a)
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3712 {
9663 7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	3713 if (m.columns () > std::min (m.rows (), a.columns ()) / 10)
7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	3714 return ComplexMatrix (real (m) * a, imag (m) * a);
7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	3715 else
7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	3716 return m * ComplexMatrix (a);
2828 92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3717 }
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3718
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3719 ComplexMatrix
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3720 operator * (const Matrix& m, const ComplexMatrix& a)
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3721 {
9663 7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	3722 if (a.rows () > std::min (m.rows (), a.columns ()) / 10)
7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	3723 return ComplexMatrix (m * real (a), m * imag (a));
7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	3724 else
7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	3725 return m * ComplexMatrix (a);
2828 92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3726 }
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3727
6162 b3c425131211 [project @ 2006-11-14 15:33:22 by jwe] jwe parents: 6060 diff changeset	3728 /* Simple Dot Product, Matrix-Vector and Matrix-Matrix Unit tests
b3c425131211 [project @ 2006-11-14 15:33:22 by jwe] jwe parents: 6060 diff changeset	3729 %!assert([1+i 2+i 3+i] * [ 4+i ; 5+i ; 6+i], 29+21i, 1e-14)
b3c425131211 [project @ 2006-11-14 15:33:22 by jwe] jwe parents: 6060 diff changeset	3730 %!assert([1+i 2+i ; 3+i 4+i ] * [5+i ; 6+i], [15 + 14i ; 37 + 18i], 1e-14)
b3c425131211 [project @ 2006-11-14 15:33:22 by jwe] jwe parents: 6060 diff changeset	3731 %!assert([1+i 2+i ; 3+i 4+i ] * [5+i 6+i ; 7+i 8+i], [17 + 15i 20 + 17i; 41 + 19i 48 + 21i], 1e-14)
9526 f3ebc728ffd7 fix typos in complex xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9523 diff changeset	3732 %!assert([1 i]*[i 0]', -i);
6162 b3c425131211 [project @ 2006-11-14 15:33:22 by jwe] jwe parents: 6060 diff changeset	3733 */
b3c425131211 [project @ 2006-11-14 15:33:22 by jwe] jwe parents: 6060 diff changeset	3734
b3c425131211 [project @ 2006-11-14 15:33:22 by jwe] jwe parents: 6060 diff changeset	3735 /* Test some simple identities
b3c425131211 [project @ 2006-11-14 15:33:22 by jwe] jwe parents: 6060 diff changeset	3736 %!shared M, cv, rv
b3c425131211 [project @ 2006-11-14 15:33:22 by jwe] jwe parents: 6060 diff changeset	3737 %! M = randn(10,10)+i*rand(10,10);
b3c425131211 [project @ 2006-11-14 15:33:22 by jwe] jwe parents: 6060 diff changeset	3738 %! cv = randn(10,1)+i*rand(10,1);
b3c425131211 [project @ 2006-11-14 15:33:22 by jwe] jwe parents: 6060 diff changeset	3739 %! rv = randn(1,10)+i*rand(1,10);
b3c425131211 [project @ 2006-11-14 15:33:22 by jwe] jwe parents: 6060 diff changeset	3740 %!assert([Mcv,Mcv],M*[cv,cv],1e-14)
9528 ec066ba012c8 more fixes & tests for matrix multiply Jaroslav Hajek <highegg@gmail.com> parents: 9526 diff changeset	3741 %!assert([M.'cv,M.'cv],M.'*[cv,cv],1e-14)
ec066ba012c8 more fixes & tests for matrix multiply Jaroslav Hajek <highegg@gmail.com> parents: 9526 diff changeset	3742 %!assert([M'cv,M'cv],M'*[cv,cv],1e-14)
6162 b3c425131211 [project @ 2006-11-14 15:33:22 by jwe] jwe parents: 6060 diff changeset	3743 %!assert([rvM;rvM],[rv;rv]*M,1e-14)
9528 ec066ba012c8 more fixes & tests for matrix multiply Jaroslav Hajek <highegg@gmail.com> parents: 9526 diff changeset	3744 %!assert([rvM.';rvM.'],[rv;rv]*M.',1e-14)
ec066ba012c8 more fixes & tests for matrix multiply Jaroslav Hajek <highegg@gmail.com> parents: 9526 diff changeset	3745 %!assert([rvM';rvM'],[rv;rv]*M',1e-14)
6162 b3c425131211 [project @ 2006-11-14 15:33:22 by jwe] jwe parents: 6060 diff changeset	3746 %!assert(2rvcv,[rv,rv]*[cv;cv],1e-14)
b3c425131211 [project @ 2006-11-14 15:33:22 by jwe] jwe parents: 6060 diff changeset	3747 */
b3c425131211 [project @ 2006-11-14 15:33:22 by jwe] jwe parents: 6060 diff changeset	3748
7800 5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	3749 static const char *
5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	3750 get_blas_trans_arg (bool trans, bool conj)
5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	3751 {
5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	3752 static char blas_notrans = 'N', blas_trans = 'T', blas_conj_trans = 'C';
5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	3753 return trans ? (conj ? &blas_conj_trans : &blas_trans) : &blas_notrans;
5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	3754 }
5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	3755
5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	3756 // the general GEMM operation
5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	3757
2828 92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3758 ComplexMatrix
9665 1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3759 xgemm (const ComplexMatrix& a, const ComplexMatrix& b,
1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3760 blas_trans_type transa, blas_trans_type transb)
2828 92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3761 {
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3762 ComplexMatrix retval;
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3763
9665 1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3764 bool tra = transa != blas_no_trans, trb = transb != blas_no_trans;
1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3765 bool cja = transa == blas_conj_trans, cjb = transb == blas_conj_trans;
1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3766
1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3767 octave_idx_type a_nr = tra ? a.cols () : a.rows ();
1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3768 octave_idx_type a_nc = tra ? a.rows () : a.cols ();
1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3769
1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3770 octave_idx_type b_nr = trb ? b.cols () : b.rows ();
1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3771 octave_idx_type b_nc = trb ? b.rows () : b.cols ();
7800 5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	3772
5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	3773 if (a_nc != b_nr)
5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	3774 gripe_nonconformant ("operator *", a_nr, a_nc, b_nr, b_nc);
2828 92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3775 else
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3776 {
7800 5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	3777 if (a_nr == 0 \|\| a_nc == 0 \|\| b_nc == 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3778 retval = ComplexMatrix (a_nr, b_nc, 0.0);
9665 1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3779 else if (a.data () == b.data () && a_nr == b_nc && tra != trb)
7801 776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3780 {
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3781 octave_idx_type lda = a.rows ();
7801 776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3782
9359 be6867ba8104 avoid useless zero initialization when doing matrix multiply Jaroslav Hajek <highegg@gmail.com> parents: 9227 diff changeset	3783 retval = ComplexMatrix (a_nr, b_nc);
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3784 Complex *c = retval.fortran_vec ();
7801 776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3785
9665 1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3786 const char *ctra = get_blas_trans_arg (tra, cja);
1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3787 if (cja \|\| cjb)
7801 776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3788 {
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3789 F77_XFCN (zherk, ZHERK, (F77_CONST_CHAR_ARG2 ("U", 1),
9665 1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3790 F77_CONST_CHAR_ARG2 (ctra, 1),
7801 776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3791 a_nr, a_nc, 1.0,
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3792 a.data (), lda, 0.0, c, a_nr
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3793 F77_CHAR_ARG_LEN (1)
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3794 F77_CHAR_ARG_LEN (1)));
10124 e5c6600e3400 use octave_idx_type where needed Jaroslav Hajek <highegg@gmail.com> parents: 10105 diff changeset	3795 for (octave_idx_type j = 0; j < a_nr; j++)
e5c6600e3400 use octave_idx_type where needed Jaroslav Hajek <highegg@gmail.com> parents: 10105 diff changeset	3796 for (octave_idx_type i = 0; i < j; i++)
7801 776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3797 retval.xelem (j,i) = std::conj (retval.xelem (i,j));
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3798 }
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3799 else
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3800 {
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3801 F77_XFCN (zsyrk, ZSYRK, (F77_CONST_CHAR_ARG2 ("U", 1),
9665 1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3802 F77_CONST_CHAR_ARG2 (ctra, 1),
7801 776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3803 a_nr, a_nc, 1.0,
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3804 a.data (), lda, 0.0, c, a_nr
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3805 F77_CHAR_ARG_LEN (1)
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3806 F77_CHAR_ARG_LEN (1)));
10124 e5c6600e3400 use octave_idx_type where needed Jaroslav Hajek <highegg@gmail.com> parents: 10105 diff changeset	3807 for (octave_idx_type j = 0; j < a_nr; j++)
e5c6600e3400 use octave_idx_type where needed Jaroslav Hajek <highegg@gmail.com> parents: 10105 diff changeset	3808 for (octave_idx_type i = 0; i < j; i++)
7801 776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3809 retval.xelem (j,i) = retval.xelem (i,j);
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3810
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3811 }
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3812
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3813 }
2828 92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3814 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3815 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3816 octave_idx_type lda = a.rows (), tda = a.cols ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3817 octave_idx_type ldb = b.rows (), tdb = b.cols ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3818
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3819 retval = ComplexMatrix (a_nr, b_nc);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3820 Complex *c = retval.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3821
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3822 if (b_nc == 1 && a_nr == 1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3823 {
9665 1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3824 if (cja == cjb)
7800 5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	3825 {
5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	3826 F77_FUNC (xzdotu, XZDOTU) (a_nc, a.data (), 1, b.data (), 1, *c);
9665 1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3827 if (cja) c = std::conj (c);
7800 5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	3828 }
9665 1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3829 else if (cja)
7800 5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	3830 F77_FUNC (xzdotc, XZDOTC) (a_nc, a.data (), 1, b.data (), 1, *c);
5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	3831 else
5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	3832 F77_FUNC (xzdotc, XZDOTC) (a_nc, b.data (), 1, a.data (), 1, *c);
5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	3833 }
9665 1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3834 else if (b_nc == 1 && ! cjb)
7800 5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	3835 {
9665 1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3836 const char *ctra = get_blas_trans_arg (tra, cja);
1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3837 F77_XFCN (zgemv, ZGEMV, (F77_CONST_CHAR_ARG2 (ctra, 1),
7800 5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	3838 lda, tda, 1.0, a.data (), lda,
5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	3839 b.data (), 1, 0.0, c, 1
5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	3840 F77_CHAR_ARG_LEN (1)));
5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	3841 }
9665 1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3842 else if (a_nr == 1 && ! cja && ! cjb)
7800 5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	3843 {
9665 1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3844 const char *crevtrb = get_blas_trans_arg (! trb, cjb);
1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3845 F77_XFCN (zgemv, ZGEMV, (F77_CONST_CHAR_ARG2 (crevtrb, 1),
7800 5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	3846 ldb, tdb, 1.0, b.data (), ldb,
5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	3847 a.data (), 1, 0.0, c, 1
5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	3848 F77_CHAR_ARG_LEN (1)));
5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	3849 }
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3850 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3851 {
9665 1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3852 const char *ctra = get_blas_trans_arg (tra, cja);
1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3853 const char *ctrb = get_blas_trans_arg (trb, cjb);
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3854 F77_XFCN (zgemm, ZGEMM, (F77_CONST_CHAR_ARG2 (ctra, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3855 F77_CONST_CHAR_ARG2 (ctrb, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3856 a_nr, b_nc, a_nc, 1.0, a.data (),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3857 lda, b.data (), ldb, 0.0, c, a_nr
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3858 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3859 F77_CHAR_ARG_LEN (1)));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3860 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3861 }
2828 92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3862 }
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3863
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3864 return retval;
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3865 }
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3866
7800 5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	3867 ComplexMatrix
5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	3868 operator * (const ComplexMatrix& a, const ComplexMatrix& b)
5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	3869 {
9665 1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3870 return xgemm (a, b);
7800 5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	3871 }
5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	3872
5775 ace8d8d26933 [project @ 2006-04-24 19:13:06 by jwe] jwe parents: 5717 diff changeset	3873 // FIXME -- it would be nice to share code among the min/max
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3874 // functions below.
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3875
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3876 #define EMPTY_RETURN_CHECK(T) \
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3877 if (nr == 0 \|\| nc == 0) \
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3878 return T (nr, nc);
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3879
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3880 ComplexMatrix
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3881 min (const Complex& c, const ComplexMatrix& m)
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3882 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3883 octave_idx_type nr = m.rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3884 octave_idx_type nc = m.columns ();
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3885
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3886 EMPTY_RETURN_CHECK (ComplexMatrix);
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3887
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3888 ComplexMatrix result (nr, nc);
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3889
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3890 for (octave_idx_type j = 0; j < nc; j++)
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3891 for (octave_idx_type i = 0; i < nr; i++)
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3892 {
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3893 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3894 result (i, j) = xmin (c, m (i, j));
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3895 }
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3896
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3897 return result;
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3898 }
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3899
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3900 ComplexMatrix
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3901 min (const ComplexMatrix& m, const Complex& c)
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3902 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3903 octave_idx_type nr = m.rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3904 octave_idx_type nc = m.columns ();
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3905
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3906 EMPTY_RETURN_CHECK (ComplexMatrix);
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3907
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3908 ComplexMatrix result (nr, nc);
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3909
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3910 for (octave_idx_type j = 0; j < nc; j++)
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3911 for (octave_idx_type i = 0; i < nr; i++)
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3912 {
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3913 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3914 result (i, j) = xmin (m (i, j), c);
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3915 }
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3916
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3917 return result;
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3918 }
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3919
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3920 ComplexMatrix
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3921 min (const ComplexMatrix& a, const ComplexMatrix& b)
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3922 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3923 octave_idx_type nr = a.rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3924 octave_idx_type nc = a.columns ();
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3925
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3926 if (nr != b.rows () \|\| nc != b.columns ())
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3927 {
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3928 (*current_liboctave_error_handler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3929 ("two-arg min expecting args of same size");
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3930 return ComplexMatrix ();
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3931 }
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3932
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3933 EMPTY_RETURN_CHECK (ComplexMatrix);
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3934
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3935 ComplexMatrix result (nr, nc);
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3936
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3937 for (octave_idx_type j = 0; j < nc; j++)
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3938 {
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3939 int columns_are_real_only = 1;
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3940 for (octave_idx_type i = 0; i < nr; i++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3941 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3942 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3943 if (std::imag (a (i, j)) != 0.0 \|\| std::imag (b (i, j)) != 0.0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3944 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3945 columns_are_real_only = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3946 break;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3947 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3948 }
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3949
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3950 if (columns_are_real_only)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3951 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3952 for (octave_idx_type i = 0; i < nr; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3953 result (i, j) = xmin (std::real (a (i, j)), std::real (b (i, j)));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3954 }
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3955 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3956 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3957 for (octave_idx_type i = 0; i < nr; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3958 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3959 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3960 result (i, j) = xmin (a (i, j), b (i, j));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3961 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3962 }
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3963 }
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3964
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3965 return result;
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3966 }
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3967
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3968 ComplexMatrix
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3969 max (const Complex& c, const ComplexMatrix& m)
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3970 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3971 octave_idx_type nr = m.rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3972 octave_idx_type nc = m.columns ();
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3973
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3974 EMPTY_RETURN_CHECK (ComplexMatrix);
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3975
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3976 ComplexMatrix result (nr, nc);
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3977
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3978 for (octave_idx_type j = 0; j < nc; j++)
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3979 for (octave_idx_type i = 0; i < nr; i++)
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3980 {
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3981 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3982 result (i, j) = xmax (c, m (i, j));
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3983 }
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3984
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3985 return result;
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3986 }
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3987
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3988 ComplexMatrix
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3989 max (const ComplexMatrix& m, const Complex& c)
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3990 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3991 octave_idx_type nr = m.rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3992 octave_idx_type nc = m.columns ();
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3993
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3994 EMPTY_RETURN_CHECK (ComplexMatrix);
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3995
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3996 ComplexMatrix result (nr, nc);
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3997
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3998 for (octave_idx_type j = 0; j < nc; j++)
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3999 for (octave_idx_type i = 0; i < nr; i++)
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	4000 {
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	4001 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	4002 result (i, j) = xmax (m (i, j), c);
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	4003 }
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	4004
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	4005 return result;
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	4006 }
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	4007
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	4008 ComplexMatrix
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	4009 max (const ComplexMatrix& a, const ComplexMatrix& b)
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	4010 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	4011 octave_idx_type nr = a.rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	4012 octave_idx_type nc = a.columns ();
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	4013
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	4014 if (nr != b.rows () \|\| nc != b.columns ())
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	4015 {
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	4016 (*current_liboctave_error_handler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	4017 ("two-arg max expecting args of same size");
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	4018 return ComplexMatrix ();
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	4019 }
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	4020
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	4021 EMPTY_RETURN_CHECK (ComplexMatrix);
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	4022
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	4023 ComplexMatrix result (nr, nc);
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	4024
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	4025 for (octave_idx_type j = 0; j < nc; j++)
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	4026 {
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	4027 int columns_are_real_only = 1;
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	4028 for (octave_idx_type i = 0; i < nr; i++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	4029 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	4030 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	4031 if (std::imag (a (i, j)) != 0.0 \|\| std::imag (b (i, j)) != 0.0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	4032 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	4033 columns_are_real_only = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	4034 break;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	4035 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	4036 }
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	4037
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	4038 if (columns_are_real_only)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	4039 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	4040 for (octave_idx_type i = 0; i < nr; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	4041 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	4042 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	4043 result (i, j) = xmax (std::real (a (i, j)), std::real (b (i, j)));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	4044 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	4045 }
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	4046 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	4047 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	4048 for (octave_idx_type i = 0; i < nr; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	4049 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	4050 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	4051 result (i, j) = xmax (a (i, j), b (i, j));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	4052 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	4053 }
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	4054 }
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	4055
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	4056 return result;
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	4057 }
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	4058
9653 e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4059 ComplexMatrix linspace (const ComplexColumnVector& x1,
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4060 const ComplexColumnVector& x2,
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4061 octave_idx_type n)
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4062
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4063 {
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4064 if (n < 1) n = 1;
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4065
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4066 octave_idx_type m = x1.length ();
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4067
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4068 if (x2.length () != m)
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4069 (*current_liboctave_error_handler) ("linspace: vectors must be of equal length");
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4070
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4071 NoAlias<ComplexMatrix> retval;
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4072
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4073 retval.clear (m, n);
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4074 for (octave_idx_type i = 0; i < m; i++)
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4075 retval(i, 0) = x1(i);
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4076
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4077 // The last column is not needed while using delta.
9658 3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9653 diff changeset	4078 Complex *delta = &retval(0, n-1);
9653 e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4079 for (octave_idx_type i = 0; i < m; i++)
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4080 delta[i] = (x2(i) - x1(i)) / (n - 1.0);
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4081
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4082 for (octave_idx_type j = 1; j < n-1; j++)
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4083 for (octave_idx_type i = 0; i < m; i++)
9658 3429c956de6f extend linspace & fix up liboctave rewrite Jaroslav Hajek <highegg@gmail.com> parents: 9653 diff changeset	4084 retval(i, j) = x1(i) + static_cast<double> (j)*delta[i];
9653 e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4085
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4086 for (octave_idx_type i = 0; i < m; i++)
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4087 retval(i, n-1) = x2(i);
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4088
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4089 return retval;
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4090 }
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4091
9578 7dafdb8b062f refactor comparison ops implementations Jaroslav Hajek <highegg@gmail.com> parents: 9553 diff changeset	4092 MS_CMP_OPS (ComplexMatrix, Complex)
9550 3d6a9aea2aea refactor binary & bool ops in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9528 diff changeset	4093 MS_BOOL_OPS (ComplexMatrix, Complex)
2870 3241d0057e78 [project @ 1997-04-19 01:21:29 by jwe] jwe parents: 2847 diff changeset	4094
9578 7dafdb8b062f refactor comparison ops implementations Jaroslav Hajek <highegg@gmail.com> parents: 9553 diff changeset	4095 SM_CMP_OPS (Complex, ComplexMatrix)
9550 3d6a9aea2aea refactor binary & bool ops in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9528 diff changeset	4096 SM_BOOL_OPS (Complex, ComplexMatrix)
2870 3241d0057e78 [project @ 1997-04-19 01:21:29 by jwe] jwe parents: 2847 diff changeset	4097
9578 7dafdb8b062f refactor comparison ops implementations Jaroslav Hajek <highegg@gmail.com> parents: 9553 diff changeset	4098 MM_CMP_OPS (ComplexMatrix, ComplexMatrix)
9550 3d6a9aea2aea refactor binary & bool ops in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9528 diff changeset	4099 MM_BOOL_OPS (ComplexMatrix, ComplexMatrix)

Mercurial > hg > octave-lyh

annotate liboctave/CMatrix.cc @ 10314:07ebe522dac2