octave-nkf: liboctave/CMatrix.cc annotate

annotate liboctave/CMatrix.cc @ 10779:add87b12e63c

implement proper CGELSD/ZGELSD RWORK size formulas, as found in lapack SVN

author	Jaroslav Hajek <highegg@gmail.com>
date	Fri, 09 Jul 2010 14:12:59 +0200
parents	9d95d8ab7c3a
children	8c858a1a2079

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)
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	236 : MArray<Complex> (a)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	237 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	238 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	239
2349 b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	240 ComplexMatrix::ComplexMatrix (const RowVector& rv)
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	241 : MArray<Complex> (rv)
2349 b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	242 {
b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	243 }
b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	244
b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	245 ComplexMatrix::ComplexMatrix (const ColumnVector& cv)
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	246 : MArray<Complex> (cv)
2349 b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	247 {
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
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	250 ComplexMatrix::ComplexMatrix (const DiagMatrix& a)
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	251 : MArray<Complex> (a.rows (), a.cols (), 0.0)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: 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 < a.length (); i++)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	254 elem (i, i) = a.elem (i, i);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	255 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	256
2349 b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	257 ComplexMatrix::ComplexMatrix (const ComplexRowVector& rv)
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	258 : MArray<Complex> (rv)
2349 b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	259 {
b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	260 }
b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	261
b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	262 ComplexMatrix::ComplexMatrix (const ComplexColumnVector& cv)
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	263 : MArray<Complex> (cv)
2349 b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	264 {
b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	265 }
b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	266
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	267 ComplexMatrix::ComplexMatrix (const ComplexDiagMatrix& a)
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	268 : MArray<Complex> (a.rows (), a.cols (), 0.0)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	269 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	270 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	271 elem (i, i) = a.elem (i, i);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	272 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	273
5775 ace8d8d26933 [project @ 2006-04-24 19:13:06 by jwe] jwe parents: 5717 diff changeset	274 // 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	275 // here?
dd7d27461567 [project @ 1995-10-19 04:34:20 by jwe] jwe parents: 1561 diff changeset	276
2828 92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	277 ComplexMatrix::ComplexMatrix (const boolMatrix& a)
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	278 : MArray<Complex> (a)
2828 92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	279 {
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	280 }
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	281
1574 dd7d27461567 [project @ 1995-10-19 04:34:20 by jwe] jwe parents: 1561 diff changeset	282 ComplexMatrix::ComplexMatrix (const charMatrix& a)
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	283 : MArray<Complex> (a.rows (), a.cols (), 0.0)
1574 dd7d27461567 [project @ 1995-10-19 04:34:20 by jwe] jwe parents: 1561 diff changeset	284 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	285 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	286 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	287 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	288 }
dd7d27461567 [project @ 1995-10-19 04:34:20 by jwe] jwe parents: 1561 diff changeset	289
9663 7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	290 ComplexMatrix::ComplexMatrix (const Matrix& re, const Matrix& im)
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	291 : MArray<Complex> (re.rows (), re.cols ())
9663 7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	292 {
7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	293 if (im.rows () != rows () \|\| im.cols () != cols ())
7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	294 (*current_liboctave_error_handler) ("complex: internal error");
7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	295
7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	296 octave_idx_type nel = numel ();
7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	297 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	298 xelem (i) = Complex (re(i), im(i));
7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	299 }
7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	300
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	301 bool
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	302 ComplexMatrix::operator == (const ComplexMatrix& a) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	303 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	304 if (rows () != a.rows () \|\| cols () != a.cols ())
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	305 return false;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	306
9550 3d6a9aea2aea refactor binary & bool ops in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9528 diff changeset	307 return mx_inline_equal (length (), data (), a.data ());
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	308 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	309
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	310 bool
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	311 ComplexMatrix::operator != (const ComplexMatrix& a) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	312 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	313 return !(*this == a);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	314 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	315
2815 33486d9e2d00 [project @ 1997-03-14 08:24:46 by jwe] jwe parents: 2800 diff changeset	316 bool
33486d9e2d00 [project @ 1997-03-14 08:24:46 by jwe] jwe parents: 2800 diff changeset	317 ComplexMatrix::is_hermitian (void) const
33486d9e2d00 [project @ 1997-03-14 08:24:46 by jwe] jwe parents: 2800 diff changeset	318 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	319 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	320 octave_idx_type nc = cols ();
2815 33486d9e2d00 [project @ 1997-03-14 08:24:46 by jwe] jwe parents: 2800 diff changeset	321
33486d9e2d00 [project @ 1997-03-14 08:24:46 by jwe] jwe parents: 2800 diff changeset	322 if (is_square () && nr > 0)
33486d9e2d00 [project @ 1997-03-14 08:24:46 by jwe] jwe parents: 2800 diff changeset	323 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	324 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	325 for (octave_idx_type j = i; j < nc; j++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	326 if (elem (i, j) != conj (elem (j, i)))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	327 return false;
2815 33486d9e2d00 [project @ 1997-03-14 08:24:46 by jwe] jwe parents: 2800 diff changeset	328
33486d9e2d00 [project @ 1997-03-14 08:24:46 by jwe] jwe parents: 2800 diff changeset	329 return true;
33486d9e2d00 [project @ 1997-03-14 08:24:46 by jwe] jwe parents: 2800 diff changeset	330 }
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 return false;
33486d9e2d00 [project @ 1997-03-14 08:24:46 by jwe] jwe parents: 2800 diff changeset	333 }
33486d9e2d00 [project @ 1997-03-14 08:24:46 by jwe] jwe parents: 2800 diff changeset	334
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	335 // destructive insert/delete/reorder operations
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	336
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	337 ComplexMatrix&
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	338 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	339 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	340 octave_idx_type a_nr = a.rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	341 octave_idx_type a_nc = a.cols ();
1699 0c6d3b73bf69 [project @ 1996-01-07 02:36:50 by jwe] jwe parents: 1657 diff changeset	342
0c6d3b73bf69 [project @ 1996-01-07 02:36:50 by jwe] jwe parents: 1657 diff changeset	343 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	344 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	345 (*current_liboctave_error_handler) ("range error for insert");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	346 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	347 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	348
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	349 if (a_nr >0 && a_nc > 0)
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	350 {
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	351 make_unique ();
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	352
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	353 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	354 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	355 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	356 }
458 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 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	359 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	360
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	361 ComplexMatrix&
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	362 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	363 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	364 octave_idx_type a_len = a.length ();
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	365
1699 0c6d3b73bf69 [project @ 1996-01-07 02:36:50 by jwe] jwe parents: 1657 diff changeset	366 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	367 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	368 (*current_liboctave_error_handler) ("range error for insert");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	369 return *this;
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
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	372 if (a_len > 0)
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	373 {
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	374 make_unique ();
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	375
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	376 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	377 xelem (r, c+i) = a.elem (i);
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	378 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	379
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	380 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	381 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	382
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	383 ComplexMatrix&
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	384 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	385 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	386 octave_idx_type a_len = a.length ();
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	387
1699 0c6d3b73bf69 [project @ 1996-01-07 02:36:50 by jwe] jwe parents: 1657 diff changeset	388 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	389 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	390 (*current_liboctave_error_handler) ("range error for insert");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	391 return *this;
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
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	394 if (a_len > 0)
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	395 {
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	396 make_unique ();
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	397
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	398 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	399 xelem (r+i, c) = a.elem (i);
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	400 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	401
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	402 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	403 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	404
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	405 ComplexMatrix&
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	406 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	407 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	408 octave_idx_type a_nr = a.rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	409 octave_idx_type a_nc = a.cols ();
1699 0c6d3b73bf69 [project @ 1996-01-07 02:36:50 by jwe] jwe parents: 1657 diff changeset	410
0c6d3b73bf69 [project @ 1996-01-07 02:36:50 by jwe] jwe parents: 1657 diff changeset	411 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	412 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	413 (*current_liboctave_error_handler) ("range error for insert");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	414 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	415 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	416
1699 0c6d3b73bf69 [project @ 1996-01-07 02:36:50 by jwe] jwe parents: 1657 diff changeset	417 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	418
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	419 octave_idx_type a_len = a.length ();
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	420
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	421 if (a_len > 0)
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	422 {
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	423 make_unique ();
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	424
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	425 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	426 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	427 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	428
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	429 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	430 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	431
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	432 ComplexMatrix&
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	433 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	434 {
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	435 Array<Complex>::insert (a, r, c);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	436 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	437 }
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 ComplexMatrix&
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	440 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	441 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	442 octave_idx_type a_len = a.length ();
1699 0c6d3b73bf69 [project @ 1996-01-07 02:36:50 by jwe] jwe parents: 1657 diff changeset	443 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	444 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	445 (*current_liboctave_error_handler) ("range error for insert");
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
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	449 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	450 elem (r, c+i) = a.elem (i);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	451
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	452 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	453 }
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 ComplexMatrix&
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	456 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	457 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	458 octave_idx_type a_len = a.length ();
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	459
1699 0c6d3b73bf69 [project @ 1996-01-07 02:36:50 by jwe] jwe parents: 1657 diff changeset	460 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	461 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	462 (*current_liboctave_error_handler) ("range error for insert");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	463 return *this;
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
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	466 if (a_len > 0)
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	467 {
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	468 make_unique ();
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	469
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	470 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	471 xelem (r+i, c) = a.elem (i);
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	472 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	473
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	474 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	475 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	476
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	477 ComplexMatrix&
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	478 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	479 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	480 octave_idx_type a_nr = a.rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	481 octave_idx_type a_nc = a.cols ();
1699 0c6d3b73bf69 [project @ 1996-01-07 02:36:50 by jwe] jwe parents: 1657 diff changeset	482
0c6d3b73bf69 [project @ 1996-01-07 02:36:50 by jwe] jwe parents: 1657 diff changeset	483 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	484 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	485 (*current_liboctave_error_handler) ("range error for insert");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	486 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	487 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	488
1699 0c6d3b73bf69 [project @ 1996-01-07 02:36:50 by jwe] jwe parents: 1657 diff changeset	489 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	490
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	491 octave_idx_type a_len = a.length ();
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	492
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	493 if (a_len > 0)
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	494 {
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	495 make_unique ();
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	496
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	497 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	498 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	499 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	500
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	501 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	502 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	503
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	504 ComplexMatrix&
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	505 ComplexMatrix::fill (double val)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	506 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	507 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	508 octave_idx_type nc = cols ();
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 if (nr > 0 && nc > 0)
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	511 {
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	512 make_unique ();
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	513
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	514 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	515 for (octave_idx_type i = 0; i < nr; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	516 xelem (i, j) = val;
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	517 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	518
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	519 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	520 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	521
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	522 ComplexMatrix&
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	523 ComplexMatrix::fill (const Complex& val)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	524 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	525 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	526 octave_idx_type nc = cols ();
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 if (nr > 0 && nc > 0)
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	529 {
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	530 make_unique ();
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	531
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	532 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	533 for (octave_idx_type i = 0; i < nr; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	534 xelem (i, j) = val;
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	535 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	536
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	537 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	538 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	539
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	540 ComplexMatrix&
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	541 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	542 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	543 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	544 octave_idx_type nc = cols ();
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 if (r1 < 0 \|\| r2 < 0 \|\| c1 < 0 \|\| c2 < 0
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	547 \|\| r1 >= nr \|\| r2 >= nr \|\| c1 >= nc \|\| c2 >= nc)
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 (*current_liboctave_error_handler) ("range error for fill");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	550 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	551 }
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 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	554 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	555
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	556 if (r2 >= r1 && c2 >= c1)
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	557 {
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	558 make_unique ();
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	559
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	560 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	561 for (octave_idx_type i = r1; i <= r2; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	562 xelem (i, j) = val;
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	563 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	564
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	565 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	566 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	567
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	568 ComplexMatrix&
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	569 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	570 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	571 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	572 octave_idx_type nc = cols ();
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 if (r1 < 0 \|\| r2 < 0 \|\| c1 < 0 \|\| c2 < 0
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	575 \|\| r1 >= nr \|\| r2 >= nr \|\| c1 >= nc \|\| c2 >= nc)
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 (*current_liboctave_error_handler) ("range error for fill");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	578 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	579 }
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 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	582 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	583
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	584 if (r2 >= r1 && c2 >=c1)
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	585 {
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	586 make_unique ();
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	587
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	588 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	589 for (octave_idx_type i = r1; i <= r2; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	590 xelem (i, j) = val;
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	591 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	592
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	593 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	594 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	595
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	596 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	597 ComplexMatrix::append (const Matrix& a) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	598 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	599 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	600 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	601 if (nr != a.rows ())
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 (*current_liboctave_error_handler) ("row dimension mismatch for append");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	604 return *this;
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
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	607 octave_idx_type nc_insert = nc;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	608 ComplexMatrix retval (nr, nc + a.cols ());
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	609 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	610 retval.insert (a, 0, nc_insert);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	611 return retval;
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
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	614 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	615 ComplexMatrix::append (const RowVector& a) const
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 nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	618 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	619 if (nr != 1)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	620 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	621 (*current_liboctave_error_handler) ("row dimension mismatch for append");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	622 return *this;
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
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	625 octave_idx_type nc_insert = nc;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	626 ComplexMatrix retval (nr, nc + a.length ());
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	627 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	628 retval.insert (a, 0, nc_insert);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	629 return retval;
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
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	632 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	633 ComplexMatrix::append (const ColumnVector& a) const
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 nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	636 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	637 if (nr != a.length ())
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	638 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	639 (*current_liboctave_error_handler) ("row dimension mismatch for append");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	640 return *this;
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
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	643 octave_idx_type nc_insert = nc;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	644 ComplexMatrix retval (nr, nc + 1);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	645 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	646 retval.insert (a, 0, nc_insert);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	647 return retval;
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
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	650 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	651 ComplexMatrix::append (const DiagMatrix& a) const
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 nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	654 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	655 if (nr != a.rows ())
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	656 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	657 (*current_liboctave_error_handler) ("row dimension mismatch for append");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	658 return *this;
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
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	661 octave_idx_type nc_insert = nc;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	662 ComplexMatrix retval (nr, nc + a.cols ());
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	663 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	664 retval.insert (a, 0, nc_insert);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	665 return retval;
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
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	668 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	669 ComplexMatrix::append (const ComplexMatrix& a) const
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 nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	672 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	673 if (nr != a.rows ())
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	674 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	675 (*current_liboctave_error_handler) ("row dimension mismatch for append");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	676 return *this;
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
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	679 octave_idx_type nc_insert = nc;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	680 ComplexMatrix retval (nr, nc + a.cols ());
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	681 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	682 retval.insert (a, 0, nc_insert);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	683 return retval;
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
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	686 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	687 ComplexMatrix::append (const ComplexRowVector& a) const
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 nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	690 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	691 if (nr != 1)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	692 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	693 (*current_liboctave_error_handler) ("row dimension mismatch for append");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	694 return *this;
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
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	697 octave_idx_type nc_insert = nc;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	698 ComplexMatrix retval (nr, nc + a.length ());
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	699 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	700 retval.insert (a, 0, nc_insert);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	701 return retval;
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
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	704 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	705 ComplexMatrix::append (const ComplexColumnVector& a) const
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 nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	708 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	709 if (nr != a.length ())
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	710 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	711 (*current_liboctave_error_handler) ("row dimension mismatch for append");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	712 return *this;
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
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	715 octave_idx_type nc_insert = nc;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	716 ComplexMatrix retval (nr, nc + 1);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	717 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	718 retval.insert (a, 0, nc_insert);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	719 return retval;
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
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	722 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	723 ComplexMatrix::append (const ComplexDiagMatrix& a) const
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 nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	726 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	727 if (nr != a.rows ())
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	728 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	729 (*current_liboctave_error_handler) ("row dimension mismatch for append");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	730 return *this;
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
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	733 octave_idx_type nc_insert = nc;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	734 ComplexMatrix retval (nr, nc + a.cols ());
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	735 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	736 retval.insert (a, 0, nc_insert);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	737 return retval;
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
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	740 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	741 ComplexMatrix::stack (const Matrix& a) const
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 nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	744 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	745 if (nc != a.cols ())
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	746 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	747 (*current_liboctave_error_handler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	748 ("column dimension mismatch for stack");
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	749 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	750 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	751
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	752 octave_idx_type nr_insert = nr;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	753 ComplexMatrix retval (nr + a.rows (), nc);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	754 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	755 retval.insert (a, nr_insert, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	756 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	757 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	758
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	759 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	760 ComplexMatrix::stack (const RowVector& a) const
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 = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	763 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	764 if (nc != a.length ())
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	765 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	766 (*current_liboctave_error_handler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	767 ("column dimension mismatch for stack");
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	768 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	769 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	770
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	771 octave_idx_type nr_insert = nr;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	772 ComplexMatrix retval (nr + 1, nc);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	773 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	774 retval.insert (a, nr_insert, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	775 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	776 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	777
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	778 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	779 ComplexMatrix::stack (const ColumnVector& a) const
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 = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	782 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	783 if (nc != 1)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	784 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	785 (*current_liboctave_error_handler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	786 ("column dimension mismatch for stack");
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	787 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	788 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	789
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	790 octave_idx_type nr_insert = nr;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	791 ComplexMatrix retval (nr + a.length (), nc);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	792 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	793 retval.insert (a, nr_insert, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	794 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	795 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	796
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	797 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	798 ComplexMatrix::stack (const DiagMatrix& a) const
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 = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	801 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	802 if (nc != a.cols ())
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	803 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	804 (*current_liboctave_error_handler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	805 ("column dimension mismatch for stack");
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	806 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	807 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	808
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	809 octave_idx_type nr_insert = nr;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	810 ComplexMatrix retval (nr + a.rows (), nc);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	811 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	812 retval.insert (a, nr_insert, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	813 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	814 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	815
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	816 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	817 ComplexMatrix::stack (const ComplexMatrix& a) const
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 = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	820 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	821 if (nc != a.cols ())
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	822 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	823 (*current_liboctave_error_handler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	824 ("column dimension mismatch for stack");
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	825 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	826 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	827
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	828 octave_idx_type nr_insert = nr;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	829 ComplexMatrix retval (nr + a.rows (), nc);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	830 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	831 retval.insert (a, nr_insert, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	832 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	833 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	834
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	835 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	836 ComplexMatrix::stack (const ComplexRowVector& a) const
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 = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	839 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	840 if (nc != a.length ())
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	841 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	842 (*current_liboctave_error_handler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	843 ("column dimension mismatch for stack");
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	844 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	845 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	846
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	847 octave_idx_type nr_insert = nr;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	848 ComplexMatrix retval (nr + 1, nc);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	849 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	850 retval.insert (a, nr_insert, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	851 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	852 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	853
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	854 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	855 ComplexMatrix::stack (const ComplexColumnVector& a) const
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 = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	858 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	859 if (nc != 1)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	860 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	861 (*current_liboctave_error_handler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	862 ("column dimension mismatch for stack");
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	863 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	864 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	865
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	866 octave_idx_type nr_insert = nr;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	867 ComplexMatrix retval (nr + a.length (), nc);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	868 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	869 retval.insert (a, nr_insert, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	870 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	871 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	872
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	873 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	874 ComplexMatrix::stack (const ComplexDiagMatrix& a) const
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 = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	877 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	878 if (nc != a.cols ())
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	879 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	880 (*current_liboctave_error_handler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	881 ("column dimension mismatch for stack");
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	882 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	883 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	884
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	885 octave_idx_type nr_insert = nr;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	886 ComplexMatrix retval (nr + a.rows (), nc);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	887 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	888 retval.insert (a, nr_insert, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	889 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	890 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	891
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	892 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	893 conj (const ComplexMatrix& a)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	894 {
10363 a0728e81ed25 improve diag matrix interface & implementation Jaroslav Hajek <highegg@gmail.com> parents: 10362 diff changeset	895 return do_mx_unary_map<Complex, Complex, std::conj> (a);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	896 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	897
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	898 // resize is the destructive equivalent for this one
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	899
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	900 ComplexMatrix
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	901 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	902 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	903 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	904 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	905
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	906 octave_idx_type new_r = r2 - r1 + 1;
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	907 octave_idx_type new_c = c2 - c1 + 1;
458 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 ComplexMatrix result (new_r, new_c);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	910
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	911 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	912 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	913 result.xelem (i, j) = elem (r1+i, c1+j);
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	914
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	915 return result;
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	916 }
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	917
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	918 ComplexMatrix
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	919 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	920 {
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	921 ComplexMatrix result (nr, nc);
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	922
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	923 for (octave_idx_type j = 0; j < nc; j++)
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	924 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	925 result.xelem (i, j) = elem (r1+i, c1+j);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	926
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	927 return result;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	928 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	929
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	930 // extract row or column i.
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	931
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	932 ComplexRowVector
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	933 ComplexMatrix::row (octave_idx_type i) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	934 {
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	935 return index (idx_vector (i), idx_vector::colon);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	936 }
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 ComplexColumnVector
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	939 ComplexMatrix::column (octave_idx_type i) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	940 {
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	941 return index (idx_vector::colon, idx_vector (i));
458 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
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	944 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	945 ComplexMatrix::inverse (void) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	946 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	947 octave_idx_type info;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	948 double rcon;
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	949 MatrixType mattype (*this);
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	950 return inverse (mattype, info, rcon, 0, 0);
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	951 }
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	952
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	953 ComplexMatrix
6479 2ee8293554a3 [project @ 2007-04-03 15:30:58 by jwe] jwe parents: 6390 diff changeset	954 ComplexMatrix::inverse (octave_idx_type& info) const
2ee8293554a3 [project @ 2007-04-03 15:30:58 by jwe] jwe parents: 6390 diff changeset	955 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	956 double rcon;
6479 2ee8293554a3 [project @ 2007-04-03 15:30:58 by jwe] jwe parents: 6390 diff changeset	957 MatrixType mattype (*this);
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	958 return inverse (mattype, info, rcon, 0, 0);
6479 2ee8293554a3 [project @ 2007-04-03 15:30:58 by jwe] jwe parents: 6390 diff changeset	959 }
2ee8293554a3 [project @ 2007-04-03 15:30:58 by jwe] jwe parents: 6390 diff changeset	960
2ee8293554a3 [project @ 2007-04-03 15:30:58 by jwe] jwe parents: 6390 diff changeset	961 ComplexMatrix
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	962 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	963 int calc_cond) const
6479 2ee8293554a3 [project @ 2007-04-03 15:30:58 by jwe] jwe parents: 6390 diff changeset	964 {
2ee8293554a3 [project @ 2007-04-03 15:30:58 by jwe] jwe parents: 6390 diff changeset	965 MatrixType mattype (*this);
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	966 return inverse (mattype, info, rcon, force, calc_cond);
6479 2ee8293554a3 [project @ 2007-04-03 15:30:58 by jwe] jwe parents: 6390 diff changeset	967 }
2ee8293554a3 [project @ 2007-04-03 15:30:58 by jwe] jwe parents: 6390 diff changeset	968
2ee8293554a3 [project @ 2007-04-03 15:30:58 by jwe] jwe parents: 6390 diff changeset	969 ComplexMatrix
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	970 ComplexMatrix::inverse (MatrixType &mattype) const
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	971 {
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	972 octave_idx_type info;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	973 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	974 return inverse (mattype, info, rcon, 0, 0);
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	975 }
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	976
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	977 ComplexMatrix
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	978 ComplexMatrix::inverse (MatrixType &mattype, octave_idx_type& info) const
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	979 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	980 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	981 return inverse (mattype, info, rcon, 0, 0);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	982 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	983
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	984 ComplexMatrix
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	985 ComplexMatrix::tinverse (MatrixType &mattype, octave_idx_type& info,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	986 double& rcon, int force, int calc_cond) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	987 {
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	988 ComplexMatrix retval;
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	989
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	990 octave_idx_type nr = rows ();
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	991 octave_idx_type nc = cols ();
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	992
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	993 if (nr != nc \|\| nr == 0 \|\| nc == 0)
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	994 (*current_liboctave_error_handler) ("inverse requires square matrix");
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	995 else
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	996 {
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	997 int typ = mattype.type ();
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	998 char uplo = (typ == MatrixType::Lower ? 'L' : 'U');
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	999 char udiag = 'N';
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1000 retval = *this;
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1001 Complex *tmp_data = retval.fortran_vec ();
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1002
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1003 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	1004 F77_CONST_CHAR_ARG2 (&udiag, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1005 nr, tmp_data, nr, info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1006 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1007 F77_CHAR_ARG_LEN (1)));
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1008
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	1009 // 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	1010 rcon = 0.0;
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	1011 if (info != 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1012 info = -1;
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	1013 else if (calc_cond)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1014 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1015 octave_idx_type ztrcon_info = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1016 char job = '1';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1017
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1018 OCTAVE_LOCAL_BUFFER (Complex, cwork, 2*nr);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1019 OCTAVE_LOCAL_BUFFER (double, rwork, nr);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1020
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1021 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	1022 F77_CONST_CHAR_ARG2 (&uplo, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1023 F77_CONST_CHAR_ARG2 (&udiag, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1024 nr, tmp_data, nr, rcon,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1025 cwork, rwork, ztrcon_info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1026 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1027 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1028 F77_CHAR_ARG_LEN (1)));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1029
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1030 if (ztrcon_info != 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1031 info = -1;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1032 }
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1033
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1034 if (info == -1 && ! force)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1035 retval = *this; // Restore matrix contents.
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1036 }
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1037
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1038 return retval;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1039 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1040
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1041 ComplexMatrix
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1042 ComplexMatrix::finverse (MatrixType &mattype, octave_idx_type& info,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1043 double& rcon, int force, int calc_cond) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1044 {
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1045 ComplexMatrix retval;
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1046
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1047 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1048 octave_idx_type nc = cols ();
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1049
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1050 if (nr != nc)
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1051 (*current_liboctave_error_handler) ("inverse requires square matrix");
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1052 else
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1053 {
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	1054 Array<octave_idx_type> ipvt (nr, 1);
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1055 octave_idx_type *pipvt = ipvt.fortran_vec ();
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1056
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1057 retval = *this;
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1058 Complex *tmp_data = retval.fortran_vec ();
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1059
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	1060 Array<Complex> z(1, 1);
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1061 octave_idx_type lwork = -1;
4330 9f86c2055b58 [project @ 2003-02-18 22:31:55 by jwe] jwe parents: 4329 diff changeset	1062
9f86c2055b58 [project @ 2003-02-18 22:31:55 by jwe] jwe parents: 4329 diff changeset	1063 // Query the optimum work array size.
4329 d53c33d93440 [project @ 2003-02-18 20:00:48 by jwe] jwe parents: 4316 diff changeset	1064
d53c33d93440 [project @ 2003-02-18 20:00:48 by jwe] jwe parents: 4316 diff changeset	1065 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	1066 z.fortran_vec (), lwork, info));
4329 d53c33d93440 [project @ 2003-02-18 20:00:48 by jwe] jwe parents: 4316 diff changeset	1067
5315 f9aff9291d94 [project @ 2005-04-28 02:36:59 by jwe] jwe parents: 5307 diff changeset	1068 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	1069 lwork = (lwork < 2 nc ? 2nc : lwork);
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	1070 z.resize (lwork, 1);
4329 d53c33d93440 [project @ 2003-02-18 20:00:48 by jwe] jwe parents: 4316 diff changeset	1071 Complex *pz = z.fortran_vec ();
d53c33d93440 [project @ 2003-02-18 20:00:48 by jwe] jwe parents: 4316 diff changeset	1072
d53c33d93440 [project @ 2003-02-18 20:00:48 by jwe] jwe parents: 4316 diff changeset	1073 info = 0;
d53c33d93440 [project @ 2003-02-18 20:00:48 by jwe] jwe parents: 4316 diff changeset	1074
4330 9f86c2055b58 [project @ 2003-02-18 22:31:55 by jwe] jwe parents: 4329 diff changeset	1075 // 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	1076 double anorm;
d53c33d93440 [project @ 2003-02-18 20:00:48 by jwe] jwe parents: 4316 diff changeset	1077 if (calc_cond)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1078 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	1079
d53c33d93440 [project @ 2003-02-18 20:00:48 by jwe] jwe parents: 4316 diff changeset	1080 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	1081
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	1082 // 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	1083 rcon = 0.0;
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	1084 if (info != 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1085 info = -1;
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	1086 else if (calc_cond)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1087 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1088 // Now calculate the condition number for non-singular matrix.
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1089 octave_idx_type zgecon_info = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1090 char job = '1';
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	1091 Array<double> rz (2 * nc, 1);
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1092 double *prz = rz.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1093 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	1094 nc, tmp_data, nr, anorm,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1095 rcon, pz, prz, zgecon_info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1096 F77_CHAR_ARG_LEN (1)));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1097
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1098 if (zgecon_info != 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1099 info = -1;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1100 }
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	1101
29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	1102 if (info == -1 && ! force)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1103 retval = *this; // Restore contents.
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1104 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1105 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1106 octave_idx_type zgetri_info = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1107
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1108 F77_XFCN (zgetri, ZGETRI, (nc, tmp_data, nr, pipvt,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1109 pz, lwork, zgetri_info));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1110
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1111 if (zgetri_info != 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1112 info = -1;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1113 }
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1114
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1115 if (info != 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1116 mattype.mark_as_rectangular();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1117 }
4329 d53c33d93440 [project @ 2003-02-18 20:00:48 by jwe] jwe parents: 4316 diff changeset	1118
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1119 return retval;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1120 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1121
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1122 ComplexMatrix
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1123 ComplexMatrix::inverse (MatrixType &mattype, octave_idx_type& info,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1124 double& rcon, int force, int calc_cond) const
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 int typ = mattype.type (false);
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1127 ComplexMatrix ret;
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1128
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1129 if (typ == MatrixType::Unknown)
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1130 typ = mattype.type (*this);
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1131
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1132 if (typ == MatrixType::Upper \|\| typ == MatrixType::Lower)
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1133 ret = tinverse (mattype, info, rcon, force, calc_cond);
6840 2f17d5556756 [project @ 2007-08-29 08:37:47 by dbateman] dbateman parents: 6699 diff changeset	1134 else
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1135 {
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1136 if (mattype.is_hermitian ())
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1137 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1138 ComplexCHOL chol (*this, info, calc_cond);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1139 if (info == 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1140 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1141 if (calc_cond)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1142 rcon = chol.rcond();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1143 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1144 rcon = 1.0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1145 ret = chol.inverse ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1146 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1147 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1148 mattype.mark_as_unsymmetric ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1149 }
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1150
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1151 if (!mattype.is_hermitian ())
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1152 ret = finverse(mattype, info, rcon, force, calc_cond);
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1153
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1154 if ((mattype.is_hermitian () \|\| calc_cond) && rcon == 0.)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1155 ret = ComplexMatrix (rows (), columns (), Complex (octave_Inf, 0.));
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1156 }
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1157
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1158 return ret;
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1159 }
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1160
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1161 ComplexMatrix
4384 f1fcc371e5ef [project @ 2003-04-23 19:51:57 by jwe] jwe parents: 4349 diff changeset	1162 ComplexMatrix::pseudo_inverse (double tol) const
740 d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1163 {
1549 d1fe5918e16b [project @ 1995-10-08 00:11:52 by jwe] jwe parents: 1367 diff changeset	1164 ComplexMatrix retval;
d1fe5918e16b [project @ 1995-10-08 00:11:52 by jwe] jwe parents: 1367 diff changeset	1165
3480 45742a3b1f7c [project @ 2000-01-26 06:16:41 by jwe] jwe parents: 3469 diff changeset	1166 ComplexSVD result (*this, SVD::economy);
740 d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1167
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1168 DiagMatrix S = result.singular_values ();
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1169 ComplexMatrix U = result.left_singular_matrix ();
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1170 ComplexMatrix V = result.right_singular_matrix ();
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1171
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1172 ColumnVector sigma = S.diag ();
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1173
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1174 octave_idx_type r = sigma.length () - 1;
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1175 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1176 octave_idx_type nc = cols ();
740 d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1177
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1178 if (tol <= 0.0)
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1179 {
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1180 if (nr > nc)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1181 tol = nr * sigma.elem (0) * DBL_EPSILON;
740 d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1182 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1183 tol = nc * sigma.elem (0) * DBL_EPSILON;
740 d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1184 }
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1185
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1186 while (r >= 0 && sigma.elem (r) < tol)
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1187 r--;
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 (r < 0)
1549 d1fe5918e16b [project @ 1995-10-08 00:11:52 by jwe] jwe parents: 1367 diff changeset	1190 retval = ComplexMatrix (nc, nr, 0.0);
740 d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1191 else
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1192 {
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1193 ComplexMatrix Ur = U.extract (0, 0, nr-1, r);
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1194 DiagMatrix D = DiagMatrix (sigma.extract (0, r)) . inverse ();
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1195 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	1196 retval = Vr * D * Ur.hermitian ();
740 d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1197 }
1549 d1fe5918e16b [project @ 1995-10-08 00:11:52 by jwe] jwe parents: 1367 diff changeset	1198
d1fe5918e16b [project @ 1995-10-08 00:11:52 by jwe] jwe parents: 1367 diff changeset	1199 return retval;
740 d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1200 }
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1201
9523 0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	1202 #if defined (HAVE_FFTW)
3827 ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1203
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1204 ComplexMatrix
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1205 ComplexMatrix::fourier (void) const
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1206 {
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1207 size_t nr = rows ();
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1208 size_t nc = cols ();
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1209
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1210 ComplexMatrix retval (nr, nc);
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1211
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1212 size_t npts, nsamples;
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1213
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1214 if (nr == 1 \|\| nc == 1)
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1215 {
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1216 npts = nr > nc ? nr : nc;
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1217 nsamples = 1;
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1218 }
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1219 else
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 npts = nr;
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1222 nsamples = nc;
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1223 }
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 const Complex *in (data ());
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1226 Complex *out (retval.fortran_vec ());
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1227
4773 ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1228 octave_fftw::fft (in, out, npts, nsamples);
3827 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 return retval;
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
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1233 ComplexMatrix
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1234 ComplexMatrix::ifourier (void) const
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 size_t nr = rows ();
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1237 size_t nc = cols ();
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1238
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1239 ComplexMatrix retval (nr, nc);
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 size_t npts, nsamples;
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 if (nr == 1 \|\| nc == 1)
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1244 {
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1245 npts = nr > nc ? nr : nc;
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1246 nsamples = 1;
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1247 }
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1248 else
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 npts = nr;
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1251 nsamples = nc;
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1252 }
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 const Complex *in (data ());
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1255 Complex *out (retval.fortran_vec ());
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1256
4773 ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1257 octave_fftw::ifft (in, out, npts, nsamples);
3827 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 return retval;
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
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1262 ComplexMatrix
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1263 ComplexMatrix::fourier2d (void) const
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1264 {
4773 ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1265 dim_vector dv(rows (), cols ());
ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1266
ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1267 ComplexMatrix retval (rows (), cols ());
ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1268 const Complex *in (data ());
ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1269 Complex *out (retval.fortran_vec ());
ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1270
ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1271 octave_fftw::fftNd (in, out, 2, dv);
3827 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 return retval;
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1274 }
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1275
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1276 ComplexMatrix
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1277 ComplexMatrix::ifourier2d (void) const
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1278 {
4773 ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1279 dim_vector dv(rows (), cols ());
ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1280
ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1281 ComplexMatrix retval (rows (), cols ());
ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1282 const Complex *in (data ());
ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1283 Complex *out (retval.fortran_vec ());
ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1284
ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1285 octave_fftw::ifftNd (in, out, 2, dv);
3827 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 return retval;
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1288 }
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1289
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1290 #else
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1291
9523 0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	1292 extern "C"
0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	1293 {
0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	1294 // 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	1295 // 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	1296 // 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	1297 // each subroutine.
0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	1298
0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	1299 F77_RET_T
0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	1300 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	1301
0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	1302 F77_RET_T
0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	1303 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	1304
0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	1305 F77_RET_T
0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	1306 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	1307 }
0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	1308
740 d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1309 ComplexMatrix
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1310 ComplexMatrix::fourier (void) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1311 {
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1312 ComplexMatrix retval;
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1313
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1314 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1315 octave_idx_type nc = cols ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1316
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1317 octave_idx_type npts, nsamples;
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1318
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1319 if (nr == 1 \|\| nc == 1)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1320 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1321 npts = nr > nc ? nr : nc;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1322 nsamples = 1;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1323 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1324 else
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1325 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1326 npts = nr;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1327 nsamples = nc;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1328 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1329
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1330 octave_idx_type nn = 4*npts+15;
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1331
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	1332 Array<Complex> wsave (nn, 1);
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1333 Complex *pwsave = wsave.fortran_vec ();
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1334
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1335 retval = *this;
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1336 Complex *tmp_data = retval.fortran_vec ();
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1337
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7788 diff changeset	1338 F77_FUNC (zffti, ZFFTI) (npts, pwsave);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1339
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1340 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	1341 {
10142 829e69ec3110 make OCTAVE_QUIT a function Jaroslav Hajek <highegg@gmail.com> parents: 10124 diff changeset	1342 octave_quit ();
4153 6b96ce9f5743 [project @ 2002-11-06 20:38:49 by jwe] jwe parents: 4130 diff changeset	1343
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7788 diff changeset	1344 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	1345 }
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1346
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1347 return retval;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1348 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1349
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1350 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1351 ComplexMatrix::ifourier (void) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1352 {
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1353 ComplexMatrix retval;
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1354
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1355 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1356 octave_idx_type nc = cols ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1357
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1358 octave_idx_type npts, nsamples;
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1359
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1360 if (nr == 1 \|\| nc == 1)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1361 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1362 npts = nr > nc ? nr : nc;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1363 nsamples = 1;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1364 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1365 else
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1366 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1367 npts = nr;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1368 nsamples = nc;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1369 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1370
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1371 octave_idx_type nn = 4*npts+15;
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1372
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	1373 Array<Complex> wsave (nn, 1);
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1374 Complex *pwsave = wsave.fortran_vec ();
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1375
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1376 retval = *this;
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1377 Complex *tmp_data = retval.fortran_vec ();
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1378
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7788 diff changeset	1379 F77_FUNC (zffti, ZFFTI) (npts, pwsave);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1380
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1381 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	1382 {
10142 829e69ec3110 make OCTAVE_QUIT a function Jaroslav Hajek <highegg@gmail.com> parents: 10124 diff changeset	1383 octave_quit ();
4153 6b96ce9f5743 [project @ 2002-11-06 20:38:49 by jwe] jwe parents: 4130 diff changeset	1384
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7788 diff changeset	1385 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	1386 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1387
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1388 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	1389 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	1390
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1391 return retval;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1392 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1393
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1394 ComplexMatrix
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1395 ComplexMatrix::fourier2d (void) const
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1396 {
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1397 ComplexMatrix retval;
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1398
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1399 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1400 octave_idx_type nc = cols ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1401
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1402 octave_idx_type npts, nsamples;
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1403
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1404 if (nr == 1 \|\| nc == 1)
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1405 {
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1406 npts = nr > nc ? nr : nc;
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1407 nsamples = 1;
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1408 }
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1409 else
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1410 {
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1411 npts = nr;
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1412 nsamples = nc;
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1413 }
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1414
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1415 octave_idx_type nn = 4*npts+15;
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1416
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	1417 Array<Complex> wsave (nn, 1);
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1418 Complex *pwsave = wsave.fortran_vec ();
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1419
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1420 retval = *this;
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1421 Complex *tmp_data = retval.fortran_vec ();
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1422
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7788 diff changeset	1423 F77_FUNC (zffti, ZFFTI) (npts, pwsave);
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1424
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1425 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	1426 {
10142 829e69ec3110 make OCTAVE_QUIT a function Jaroslav Hajek <highegg@gmail.com> parents: 10124 diff changeset	1427 octave_quit ();
4153 6b96ce9f5743 [project @ 2002-11-06 20:38:49 by jwe] jwe parents: 4130 diff changeset	1428
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7788 diff changeset	1429 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	1430 }
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1431
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1432 npts = nc;
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1433 nsamples = nr;
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1434 nn = 4*npts+15;
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1435
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	1436 wsave.resize (nn, 1);
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1437 pwsave = wsave.fortran_vec ();
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1438
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	1439 Array<Complex> tmp (npts, 1);
4773 ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1440 Complex *prow = tmp.fortran_vec ();
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1441
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7788 diff changeset	1442 F77_FUNC (zffti, ZFFTI) (npts, pwsave);
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1443
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1444 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	1445 {
10142 829e69ec3110 make OCTAVE_QUIT a function Jaroslav Hajek <highegg@gmail.com> parents: 10124 diff changeset	1446 octave_quit ();
4153 6b96ce9f5743 [project @ 2002-11-06 20:38:49 by jwe] jwe parents: 4130 diff changeset	1447
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1448 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	1449 prow[i] = tmp_data[i*nr + j];
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1450
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7788 diff changeset	1451 F77_FUNC (zfftf, ZFFTF) (npts, prow, pwsave);
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1452
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1453 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	1454 tmp_data[i*nr + j] = prow[i];
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1455 }
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1456
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1457 return retval;
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1458 }
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1459
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1460 ComplexMatrix
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1461 ComplexMatrix::ifourier2d (void) const
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1462 {
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1463 ComplexMatrix retval;
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1464
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1465 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1466 octave_idx_type nc = cols ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1467
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1468 octave_idx_type npts, nsamples;
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1469
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1470 if (nr == 1 \|\| nc == 1)
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1471 {
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1472 npts = nr > nc ? nr : nc;
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1473 nsamples = 1;
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1474 }
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1475 else
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1476 {
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1477 npts = nr;
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1478 nsamples = nc;
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1479 }
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1480
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1481 octave_idx_type nn = 4*npts+15;
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1482
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	1483 Array<Complex> wsave (nn, 1);
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1484 Complex *pwsave = wsave.fortran_vec ();
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1485
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1486 retval = *this;
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1487 Complex *tmp_data = retval.fortran_vec ();
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1488
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7788 diff changeset	1489 F77_FUNC (zffti, ZFFTI) (npts, pwsave);
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1490
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1491 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	1492 {
10142 829e69ec3110 make OCTAVE_QUIT a function Jaroslav Hajek <highegg@gmail.com> parents: 10124 diff changeset	1493 octave_quit ();
4153 6b96ce9f5743 [project @ 2002-11-06 20:38:49 by jwe] jwe parents: 4130 diff changeset	1494
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7788 diff changeset	1495 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	1496 }
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1497
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1498 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	1499 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	1500
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1501 npts = nc;
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1502 nsamples = nr;
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1503 nn = 4*npts+15;
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1504
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	1505 wsave.resize (nn, 1);
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1506 pwsave = wsave.fortran_vec ();
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1507
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	1508 Array<Complex> tmp (npts, 1);
4773 ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1509 Complex *prow = tmp.fortran_vec ();
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1510
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7788 diff changeset	1511 F77_FUNC (zffti, ZFFTI) (npts, pwsave);
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1512
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1513 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	1514 {
10142 829e69ec3110 make OCTAVE_QUIT a function Jaroslav Hajek <highegg@gmail.com> parents: 10124 diff changeset	1515 octave_quit ();
4153 6b96ce9f5743 [project @ 2002-11-06 20:38:49 by jwe] jwe parents: 4130 diff changeset	1516
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1517 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	1518 prow[i] = tmp_data[i*nr + j];
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1519
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7788 diff changeset	1520 F77_FUNC (zfftb, ZFFTB) (npts, prow, pwsave);
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1521
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1522 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	1523 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	1524 }
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1525
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1526 return retval;
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1527 }
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1528
3827 ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1529 #endif
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1530
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1531 ComplexDET
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1532 ComplexMatrix::determinant (void) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1533 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1534 octave_idx_type info;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1535 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1536 return determinant (info, rcon, 0);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1537 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1538
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1539 ComplexDET
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1540 ComplexMatrix::determinant (octave_idx_type& info) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1541 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1542 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1543 return determinant (info, rcon, 0);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1544 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1545
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1546 ComplexDET
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1547 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	1548 {
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1549 MatrixType mattype (*this);
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1550 return determinant (mattype, info, rcon, calc_cond);
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1551 }
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1552
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1553 ComplexDET
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1554 ComplexMatrix::determinant (MatrixType& mattype,
8806 c7864bb74914 avoid some GCC warnings John W. Eaton <jwe@octave.org> parents: 8801 diff changeset	1555 octave_idx_type& info, double& rcon,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1556 int calc_cond) const
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1557 {
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1558 ComplexDET retval (1.0);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1559
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1560 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1561 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1562
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1563 if (nr != nc)
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1564 (*current_liboctave_error_handler) ("matrix must be square");
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1565 else
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1566 {
8806 c7864bb74914 avoid some GCC warnings John W. Eaton <jwe@octave.org> parents: 8801 diff changeset	1567 volatile int typ = mattype.type ();
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1568
10213 f7ba6cfe7fb7 fix det() after singular matrix is flagged Jaroslav Hajek <highegg@gmail.com> parents: 10182 diff changeset	1569 // 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	1570 // 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	1571 // completes.
f7ba6cfe7fb7 fix det() after singular matrix is flagged Jaroslav Hajek <highegg@gmail.com> parents: 10182 diff changeset	1572
8337 e02242c54c49 reuse matrix type detected in det Jaroslav Hajek <highegg@gmail.com> parents: 8336 diff changeset	1573 if (typ == MatrixType::Unknown)
e02242c54c49 reuse matrix type detected in det Jaroslav Hajek <highegg@gmail.com> parents: 8336 diff changeset	1574 typ = mattype.type (*this);
10213 f7ba6cfe7fb7 fix det() after singular matrix is flagged Jaroslav Hajek <highegg@gmail.com> parents: 10182 diff changeset	1575 else if (typ == MatrixType::Rectangular)
f7ba6cfe7fb7 fix det() after singular matrix is flagged Jaroslav Hajek <highegg@gmail.com> parents: 10182 diff changeset	1576 typ = MatrixType::Full;
8337 e02242c54c49 reuse matrix type detected in det Jaroslav Hajek <highegg@gmail.com> parents: 8336 diff changeset	1577
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1578 if (typ == MatrixType::Lower \|\| typ == MatrixType::Upper)
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1579 {
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1580 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	1581 retval *= elem (i,i);
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1582 }
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1583 else if (typ == MatrixType::Hermitian)
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1584 {
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1585 ComplexMatrix atmp = *this;
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1586 Complex *tmp_data = atmp.fortran_vec ();
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1587
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1588 info = 0;
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1589 double anorm = 0;
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1590 if (calc_cond) anorm = xnorm (*this, 1);
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1591
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1592
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1593 char job = 'L';
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1594 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	1595 tmp_data, nr, info
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1596 F77_CHAR_ARG_LEN (1)));
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1597
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1598 if (info != 0)
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1599 {
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1600 rcon = 0.0;
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1601 mattype.mark_as_unsymmetric ();
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1602 typ = MatrixType::Full;
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 else
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1605 {
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	1606 Array<Complex> z (2 * nc, 1);
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1607 Complex *pz = z.fortran_vec ();
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	1608 Array<double> rz (nc, 1);
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1609 double *prz = rz.fortran_vec ();
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 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	1612 nr, tmp_data, nr, anorm,
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1613 rcon, pz, prz, info
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1614 F77_CHAR_ARG_LEN (1)));
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1615
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1616 if (info != 0)
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1617 rcon = 0.0;
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1618
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1619 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	1620 retval *= atmp (i,i);
8336 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 retval = retval.square ();
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1623 }
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1624 }
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1625 else if (typ != MatrixType::Full)
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1626 (*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	1627
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1628 if (typ == MatrixType::Full)
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1629 {
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	1630 Array<octave_idx_type> ipvt (nr, 1);
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1631 octave_idx_type *pipvt = ipvt.fortran_vec ();
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 ComplexMatrix atmp = *this;
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1634 Complex *tmp_data = atmp.fortran_vec ();
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 info = 0;
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1637
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1638 // 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	1639 double anorm = 0;
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1640 if (calc_cond) anorm = xnorm (*this, 1);
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1641
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1642 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	1643
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1644 // 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	1645 rcon = 0.0;
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1646 if (info != 0)
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1647 {
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1648 info = -1;
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1649 retval = ComplexDET ();
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1650 }
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1651 else
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 if (calc_cond)
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 // 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	1656 char job = '1';
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	1657 Array<Complex> z (2 * nc, 1);
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1658 Complex *pz = z.fortran_vec ();
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	1659 Array<double> rz (2 * nc, 1);
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1660 double *prz = rz.fortran_vec ();
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 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	1663 nc, tmp_data, nr, anorm,
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1664 rcon, pz, prz, info
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1665 F77_CHAR_ARG_LEN (1)));
8335 64cf956a109c templatize & fix DET Jaroslav Hajek <highegg@gmail.com> parents: 8211 diff changeset	1666 }
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1667
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1668 if (info != 0)
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1669 {
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1670 info = -1;
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1671 retval = ComplexDET ();
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 else
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1674 {
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1675 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	1676 {
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1677 Complex c = atmp(i,i);
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1678 retval *= (ipvt(i) != (i+1)) ? -c : c;
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1679 }
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 }
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1682 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1683 }
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1684
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1685 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1686 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1687
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1688 double
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1689 ComplexMatrix::rcond (void) const
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1690 {
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1691 MatrixType mattype (*this);
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1692 return rcond (mattype);
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1693 }
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1694
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1695 double
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1696 ComplexMatrix::rcond (MatrixType &mattype) const
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1697 {
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1698 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1699 octave_idx_type nr = rows ();
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1700 octave_idx_type nc = cols ();
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 if (nr != nc)
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1703 (*current_liboctave_error_handler) ("matrix must be square");
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1704 else if (nr == 0 \|\| nc == 0)
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1705 rcon = octave_Inf;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1706 else
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1707 {
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1708 int typ = mattype.type ();
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1709
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1710 if (typ == MatrixType::Unknown)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1711 typ = mattype.type (*this);
7788 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 // Only calculate the condition number for LU/Cholesky
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1714 if (typ == MatrixType::Upper)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1715 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1716 const Complex *tmp_data = fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1717 octave_idx_type info = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1718 char norm = '1';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1719 char uplo = 'U';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1720 char dia = 'N';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1721
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	1722 Array<Complex> z (2 * nc, 1);
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1723 Complex *pz = z.fortran_vec ();
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	1724 Array<double> rz (nc, 1);
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1725 double *prz = rz.fortran_vec ();
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 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	1728 F77_CONST_CHAR_ARG2 (&uplo, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1729 F77_CONST_CHAR_ARG2 (&dia, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1730 nr, tmp_data, nr, rcon,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1731 pz, prz, info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1732 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1733 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1734 F77_CHAR_ARG_LEN (1)));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1735
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1736 if (info != 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1737 rcon = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1738 }
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1739 else if (typ == MatrixType::Permuted_Upper)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1740 (*current_liboctave_error_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1741 ("permuted triangular matrix not implemented");
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1742 else if (typ == MatrixType::Lower)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1743 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1744 const Complex *tmp_data = fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1745 octave_idx_type info = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1746 char norm = '1';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1747 char uplo = 'L';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1748 char dia = 'N';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1749
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	1750 Array<Complex> z (2 * nc, 1);
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1751 Complex *pz = z.fortran_vec ();
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	1752 Array<double> rz (nc, 1);
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1753 double *prz = rz.fortran_vec ();
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 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	1756 F77_CONST_CHAR_ARG2 (&uplo, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1757 F77_CONST_CHAR_ARG2 (&dia, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1758 nr, tmp_data, nr, rcon,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1759 pz, prz, info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1760 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1761 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1762 F77_CHAR_ARG_LEN (1)));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1763
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1764 if (info != 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1765 rcon = 0.0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1766 }
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1767 else if (typ == MatrixType::Permuted_Lower)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1768 (*current_liboctave_error_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1769 ("permuted triangular matrix not implemented");
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1770 else if (typ == MatrixType::Full \|\| typ == MatrixType::Hermitian)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1771 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1772 double anorm = -1.0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1773 ComplexMatrix atmp = *this;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1774 Complex *tmp_data = atmp.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1775
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1776 if (typ == MatrixType::Hermitian)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1777 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1778 octave_idx_type info = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1779 char job = 'L';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1780 anorm = atmp.abs().sum().
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1781 row(static_cast<octave_idx_type>(0)).max();
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 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	1784 tmp_data, nr, info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1785 F77_CHAR_ARG_LEN (1)));
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 (info != 0)
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 rcon = 0.0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1790
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1791 mattype.mark_as_unsymmetric ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1792 typ = MatrixType::Full;
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 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1795 {
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	1796 Array<Complex> z (2 * nc, 1);
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1797 Complex *pz = z.fortran_vec ();
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	1798 Array<double> rz (nc, 1);
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1799 double *prz = rz.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1800
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1801 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	1802 nr, tmp_data, nr, anorm,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1803 rcon, pz, prz, info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1804 F77_CHAR_ARG_LEN (1)));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1805
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1806 if (info != 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1807 rcon = 0.0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1808 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1809 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1810
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 if (typ == MatrixType::Full)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1813 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1814 octave_idx_type info = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1815
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	1816 Array<octave_idx_type> ipvt (nr, 1);
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1817 octave_idx_type *pipvt = ipvt.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1818
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1819 if(anorm < 0.)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1820 anorm = atmp.abs().sum().
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1821 row(static_cast<octave_idx_type>(0)).max();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1822
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	1823 Array<Complex> z (2 * nc, 1);
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1824 Complex *pz = z.fortran_vec ();
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	1825 Array<double> rz (2 * nc, 1);
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1826 double *prz = rz.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1827
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1828 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	1829
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1830 if (info != 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1831 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1832 rcon = 0.0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1833 mattype.mark_as_rectangular ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1834 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1835 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1836 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1837 char job = '1';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1838 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	1839 nc, tmp_data, nr, anorm,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1840 rcon, pz, prz, info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1841 F77_CHAR_ARG_LEN (1)));
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 if (info != 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1844 rcon = 0.0;
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 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1847 }
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1848 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1849 rcon = 0.0;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1850 }
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1851
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1852 return rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1853 }
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1854
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1855 ComplexMatrix
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1856 ComplexMatrix::utsolve (MatrixType &mattype, const ComplexMatrix& b,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1857 octave_idx_type& info, double& rcon,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1858 solve_singularity_handler sing_handler,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1859 bool calc_cond, blas_trans_type transt) const
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1860 {
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1861 ComplexMatrix retval;
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1862
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1863 octave_idx_type nr = rows ();
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1864 octave_idx_type nc = cols ();
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1865
6924 be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	1866 if (nr != b.rows ())
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1867 (*current_liboctave_error_handler)
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1868 ("matrix dimension mismatch solution of linear equations");
6924 be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	1869 else if (nr == 0 \|\| nc == 0 \|\| b.cols () == 0)
be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	1870 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	1871 else
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1872 {
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1873 volatile int typ = mattype.type ();
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1874
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1875 if (typ == MatrixType::Permuted_Upper \|\|
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1876 typ == MatrixType::Upper)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1877 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1878 octave_idx_type b_nc = b.cols ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1879 rcon = 1.;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1880 info = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1881
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1882 if (typ == MatrixType::Permuted_Upper)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1883 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1884 (*current_liboctave_error_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1885 ("permuted triangular matrix not implemented");
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1886 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1887 else
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 const Complex *tmp_data = fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1890
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1891 if (calc_cond)
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 char norm = '1';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1894 char uplo = 'U';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1895 char dia = 'N';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1896
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	1897 Array<Complex> z (2 * nc, 1);
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1898 Complex *pz = z.fortran_vec ();
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	1899 Array<double> rz (nc, 1);
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1900 double *prz = rz.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 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	1903 F77_CONST_CHAR_ARG2 (&uplo, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1904 F77_CONST_CHAR_ARG2 (&dia, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1905 nr, tmp_data, nr, rcon,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1906 pz, prz, info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1907 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1908 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1909 F77_CHAR_ARG_LEN (1)));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1910
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1911 if (info != 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1912 info = -2;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1913
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1914 volatile double rcond_plus_one = rcon + 1.0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1915
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1916 if (rcond_plus_one == 1.0 \|\| xisnan (rcon))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1917 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1918 info = -2;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1919
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1920 if (sing_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1921 sing_handler (rcon);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1922 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1923 (*current_liboctave_error_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1924 ("matrix singular to machine precision, rcond = %g",
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1925 rcon);
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 }
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 if (info == 0)
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 retval = b;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1932 Complex *result = retval.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1933
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1934 char uplo = 'U';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1935 char trans = get_blas_char (transt);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1936 char dia = 'N';
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 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	1939 F77_CONST_CHAR_ARG2 (&trans, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1940 F77_CONST_CHAR_ARG2 (&dia, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1941 nr, b_nc, tmp_data, nr,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1942 result, nr, info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1943 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1944 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1945 F77_CHAR_ARG_LEN (1)));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1946 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1947 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1948 }
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1949 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1950 (*current_liboctave_error_handler) ("incorrect matrix type");
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1951 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1952
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1953 return retval;
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1954 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1955
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1956 ComplexMatrix
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1957 ComplexMatrix::ltsolve (MatrixType &mattype, const ComplexMatrix& b,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1958 octave_idx_type& info, double& rcon,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1959 solve_singularity_handler sing_handler,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1960 bool calc_cond, blas_trans_type transt) const
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1961 {
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1962 ComplexMatrix retval;
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 octave_idx_type nr = rows ();
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1965 octave_idx_type nc = cols ();
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1966
6924 be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	1967 if (nr != b.rows ())
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1968 (*current_liboctave_error_handler)
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1969 ("matrix dimension mismatch solution of linear equations");
6924 be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	1970 else if (nr == 0 \|\| nc == 0 \|\| b.cols () == 0)
be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	1971 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	1972 else
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1973 {
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1974 volatile int typ = mattype.type ();
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1975
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1976 if (typ == MatrixType::Permuted_Lower \|\|
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1977 typ == MatrixType::Lower)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1978 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1979 octave_idx_type b_nc = b.cols ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1980 rcon = 1.;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1981 info = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1982
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1983 if (typ == MatrixType::Permuted_Lower)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1984 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1985 (*current_liboctave_error_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1986 ("permuted triangular matrix not implemented");
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1987 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1988 else
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 const Complex *tmp_data = fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1991
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1992 if (calc_cond)
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 char norm = '1';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1995 char uplo = 'L';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1996 char dia = 'N';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1997
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	1998 Array<Complex> z (2 * nc, 1);
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1999 Complex *pz = z.fortran_vec ();
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	2000 Array<double> rz (nc, 1);
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2001 double *prz = rz.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 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	2004 F77_CONST_CHAR_ARG2 (&uplo, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2005 F77_CONST_CHAR_ARG2 (&dia, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2006 nr, tmp_data, nr, rcon,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2007 pz, prz, info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2008 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2009 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2010 F77_CHAR_ARG_LEN (1)));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2011
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2012 if (info != 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2013 info = -2;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2014
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2015 volatile double rcond_plus_one = rcon + 1.0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2016
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2017 if (rcond_plus_one == 1.0 \|\| xisnan (rcon))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2018 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2019 info = -2;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2020
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2021 if (sing_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2022 sing_handler (rcon);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2023 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2024 (*current_liboctave_error_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2025 ("matrix singular to machine precision, rcond = %g",
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2026 rcon);
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 }
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 if (info == 0)
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 retval = b;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2033 Complex *result = retval.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2034
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2035 char uplo = 'L';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2036 char trans = get_blas_char (transt);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2037 char dia = 'N';
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 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	2040 F77_CONST_CHAR_ARG2 (&trans, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2041 F77_CONST_CHAR_ARG2 (&dia, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2042 nr, b_nc, tmp_data, nr,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2043 result, nr, info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2044 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2045 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2046 F77_CHAR_ARG_LEN (1)));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2047 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2048 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2049 }
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2050 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2051 (*current_liboctave_error_handler) ("incorrect matrix type");
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2052 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2053
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2054 return retval;
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2055 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2056
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2057 ComplexMatrix
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2058 ComplexMatrix::fsolve (MatrixType &mattype, const ComplexMatrix& b,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2059 octave_idx_type& info, double& rcon,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2060 solve_singularity_handler sing_handler,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2061 bool calc_cond) const
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2062 {
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2063 ComplexMatrix retval;
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 octave_idx_type nr = rows ();
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2066 octave_idx_type nc = cols ();
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2067
6924 be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	2068
be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	2069 if (nr != nc \|\| nr != b.rows ())
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2070 (*current_liboctave_error_handler)
6924 be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	2071 ("matrix dimension mismatch solution of linear equations");
be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	2072 else if (nr == 0 \|\| b.cols () == 0)
be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	2073 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	2074 else
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 volatile int typ = mattype.type ();
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2077
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2078 // Calculate the norm of the matrix, for later use.
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2079 double anorm = -1.;
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2080
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2081 if (typ == MatrixType::Hermitian)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2082 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2083 info = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2084 char job = 'L';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2085 ComplexMatrix atmp = *this;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2086 Complex *tmp_data = atmp.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2087 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	2088
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2089 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	2090 tmp_data, nr, info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2091 F77_CHAR_ARG_LEN (1)));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2092
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2093 // 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	2094 rcon = 0.0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2095 if (info != 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2096 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2097 info = -2;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2098
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2099 mattype.mark_as_unsymmetric ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2100 typ = MatrixType::Full;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2101 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2102 else
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 if (calc_cond)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2105 {
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	2106 Array<Complex> z (2 * nc, 1);
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2107 Complex *pz = z.fortran_vec ();
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	2108 Array<double> rz (nc, 1);
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2109 double *prz = rz.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2110
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2111 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	2112 nr, tmp_data, nr, anorm,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2113 rcon, pz, prz, info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2114 F77_CHAR_ARG_LEN (1)));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2115
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2116 if (info != 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2117 info = -2;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2118
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2119 volatile double rcond_plus_one = rcon + 1.0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2120
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2121 if (rcond_plus_one == 1.0 \|\| xisnan (rcon))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2122 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2123 info = -2;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2124
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2125 if (sing_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2126 sing_handler (rcon);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2127 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2128 (*current_liboctave_error_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2129 ("matrix singular to machine precision, rcond = %g",
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2130 rcon);
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 }
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 if (info == 0)
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 retval = b;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2137 Complex *result = retval.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2138
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2139 octave_idx_type b_nc = b.cols ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2140
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2141 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	2142 nr, b_nc, tmp_data, nr,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2143 result, b.rows(), info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2144 F77_CHAR_ARG_LEN (1)));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2145 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2146 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2147 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2148 mattype.mark_as_unsymmetric ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2149 typ = MatrixType::Full;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2150 }
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 }
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2153
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2154 if (typ == MatrixType::Full)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2155 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2156 info = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2157
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	2158 Array<octave_idx_type> ipvt (nr, 1);
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2159 octave_idx_type *pipvt = ipvt.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2160
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2161 ComplexMatrix atmp = *this;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2162 Complex *tmp_data = atmp.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2163
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	2164 Array<Complex> z (2 * nc, 1);
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2165 Complex *pz = z.fortran_vec ();
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	2166 Array<double> rz (2 * nc, 1);
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2167 double *prz = rz.fortran_vec ();
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 // Calculate the norm of the matrix, for later use.
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2170 if (anorm < 0.)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2171 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	2172
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2173 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	2174
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2175 // 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	2176 rcon = 0.0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2177 if (info != 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2178 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2179 info = -2;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2180
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2181 if (sing_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2182 sing_handler (rcon);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2183 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2184 (*current_liboctave_error_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2185 ("matrix singular to machine precision");
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2186
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2187 mattype.mark_as_rectangular ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2188 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2189 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2190 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2191 if (calc_cond)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2192 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2193 // Now calculate the condition number for
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2194 // non-singular matrix.
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2195 char job = '1';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2196 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	2197 nc, tmp_data, nr, anorm,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2198 rcon, pz, prz, info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2199 F77_CHAR_ARG_LEN (1)));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2200
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2201 if (info != 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2202 info = -2;
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 volatile double rcond_plus_one = rcon + 1.0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2205
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2206 if (rcond_plus_one == 1.0 \|\| xisnan (rcon))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2207 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2208 info = -2;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2209
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2210 if (sing_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2211 sing_handler (rcon);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2212 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2213 (*current_liboctave_error_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2214 ("matrix singular to machine precision, rcond = %g",
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2215 rcon);
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 }
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 if (info == 0)
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 retval = b;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2222 Complex *result = retval.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2223
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2224 octave_idx_type b_nc = b.cols ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2225
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2226 char job = 'N';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2227 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	2228 nr, b_nc, tmp_data, nr,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2229 pipvt, result, b.rows(), info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2230 F77_CHAR_ARG_LEN (1)));
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 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2233 mattype.mark_as_rectangular ();
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 }
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2236 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2237
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2238 return retval;
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2239 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2240
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2241 ComplexMatrix
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2242 ComplexMatrix::solve (MatrixType &typ, const Matrix& b) const
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2243 {
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2244 octave_idx_type info;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2245 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2246 return solve (typ, b, info, rcon, 0);
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 ComplexMatrix
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2250 ComplexMatrix::solve (MatrixType &typ, const Matrix& b,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2251 octave_idx_type& info) const
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2252 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2253 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2254 return solve (typ, b, info, rcon, 0);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2255 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2256
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2257 ComplexMatrix
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2258 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	2259 double& rcon) const
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2260 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2261 return solve (typ, b, info, rcon, 0);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2262 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2263
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2264 ComplexMatrix
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2265 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	2266 double& rcon, solve_singularity_handler sing_handler,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2267 bool singular_fallback, blas_trans_type transt) const
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2268 {
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2269 ComplexMatrix tmp (b);
9661 afcf852256d2 optimize / and '\ for triangular matrices Jaroslav Hajek <highegg@gmail.com> parents: 9658 diff changeset	2270 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	2271 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2272
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2273 ComplexMatrix
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2274 ComplexMatrix::solve (MatrixType &typ, const ComplexMatrix& b) const
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2275 {
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2276 octave_idx_type info;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2277 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2278 return solve (typ, b, info, rcon, 0);
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
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2281 ComplexMatrix
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2282 ComplexMatrix::solve (MatrixType &typ, const ComplexMatrix& b,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2283 octave_idx_type& info) const
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2284 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2285 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2286 return solve (typ, b, info, rcon, 0);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2287 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2288
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2289 ComplexMatrix
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2290 ComplexMatrix::solve (MatrixType &typ, const ComplexMatrix& b,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2291 octave_idx_type& info, double& rcon) const
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2292 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2293 return solve (typ, b, info, rcon, 0);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2294 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2295
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2296 ComplexMatrix
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2297 ComplexMatrix::solve (MatrixType &mattype, const ComplexMatrix& b,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2298 octave_idx_type& info, double& rcon,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2299 solve_singularity_handler sing_handler,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2300 bool singular_fallback, blas_trans_type transt) const
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2301 {
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2302 ComplexMatrix retval;
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2303 int typ = mattype.type ();
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2304
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2305 if (typ == MatrixType::Unknown)
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2306 typ = mattype.type (*this);
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2307
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2308 // Only calculate the condition number for LU/Cholesky
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2309 if (typ == MatrixType::Upper \|\| typ == MatrixType::Permuted_Upper)
9661 afcf852256d2 optimize / and '\ for triangular matrices Jaroslav Hajek <highegg@gmail.com> parents: 9658 diff changeset	2310 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	2311 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	2312 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	2313 else if (transt == blas_trans)
afcf852256d2 optimize / and '\ for triangular matrices Jaroslav Hajek <highegg@gmail.com> parents: 9658 diff changeset	2314 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	2315 else if (transt == blas_conj_trans)
afcf852256d2 optimize / and '\ for triangular matrices Jaroslav Hajek <highegg@gmail.com> parents: 9658 diff changeset	2316 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	2317 else if (typ == MatrixType::Full \|\| typ == MatrixType::Hermitian)
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2318 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	2319 else if (typ != MatrixType::Rectangular)
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2320 {
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2321 (*current_liboctave_error_handler) ("unknown matrix type");
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2322 return ComplexMatrix ();
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2323 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2324
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2325 // 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	2326 if (singular_fallback && mattype.type () == MatrixType::Rectangular)
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2327 {
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2328 octave_idx_type rank;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2329 retval = lssolve (b, info, rank, rcon);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2330 }
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 return retval;
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2333 }
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 ComplexColumnVector
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2336 ComplexMatrix::solve (MatrixType &typ, const ColumnVector& b) const
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2337 {
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2338 octave_idx_type info;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2339 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2340 return solve (typ, ComplexColumnVector (b), info, rcon, 0);
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 ComplexColumnVector
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2344 ComplexMatrix::solve (MatrixType &typ, const ColumnVector& b,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2345 octave_idx_type& info) const
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2346 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2347 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2348 return solve (typ, ComplexColumnVector (b), info, rcon, 0);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2349 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2350
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2351 ComplexColumnVector
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2352 ComplexMatrix::solve (MatrixType &typ, const ColumnVector& b,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2353 octave_idx_type& info, double& rcon) const
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2354 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2355 return solve (typ, ComplexColumnVector (b), info, rcon, 0);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2356 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2357
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2358 ComplexColumnVector
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2359 ComplexMatrix::solve (MatrixType &typ, const ColumnVector& b,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2360 octave_idx_type& info, double& rcon,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2361 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	2362 {
9661 afcf852256d2 optimize / and '\ for triangular matrices Jaroslav Hajek <highegg@gmail.com> parents: 9658 diff changeset	2363 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	2364 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2365
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2366 ComplexColumnVector
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2367 ComplexMatrix::solve (MatrixType &typ, const ComplexColumnVector& b) const
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 octave_idx_type info;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2370 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2371 return solve (typ, b, info, rcon, 0);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2372 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2373
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2374 ComplexColumnVector
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2375 ComplexMatrix::solve (MatrixType &typ, const ComplexColumnVector& b,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2376 octave_idx_type& info) const
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2377 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2378 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2379 return solve (typ, b, info, rcon, 0);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2380 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2381
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2382 ComplexColumnVector
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2383 ComplexMatrix::solve (MatrixType &typ, const ComplexColumnVector& b,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2384 octave_idx_type& info, double& rcon) const
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2385 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2386 return solve (typ, b, info, rcon, 0);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2387 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2388
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2389 ComplexColumnVector
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2390 ComplexMatrix::solve (MatrixType &typ, const ComplexColumnVector& b,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2391 octave_idx_type& info, double& rcon,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2392 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	2393 {
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2394
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2395 ComplexMatrix tmp (b);
10352 a3635bc1ea19 remove Array2 Jaroslav Hajek <highegg@gmail.com> parents: 10350 diff changeset	2396 tmp = solve (typ, tmp, info, rcon, sing_handler, true, transt);
a3635bc1ea19 remove Array2 Jaroslav Hajek <highegg@gmail.com> parents: 10350 diff changeset	2397 return tmp.column(static_cast<octave_idx_type> (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 ComplexMatrix
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2401 ComplexMatrix::solve (const Matrix& b) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2402 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2403 octave_idx_type info;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2404 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2405 return solve (b, info, rcon, 0);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2406 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2407
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2408 ComplexMatrix
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2409 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	2410 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2411 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2412 return solve (b, info, rcon, 0);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2413 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2414
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2415 ComplexMatrix
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2416 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	2417 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2418 return solve (b, info, rcon, 0);
3480 45742a3b1f7c [project @ 2000-01-26 06:16:41 by jwe] jwe parents: 3469 diff changeset	2419 }
45742a3b1f7c [project @ 2000-01-26 06:16:41 by jwe] jwe parents: 3469 diff changeset	2420
45742a3b1f7c [project @ 2000-01-26 06:16:41 by jwe] jwe parents: 3469 diff changeset	2421 ComplexMatrix
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2422 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	2423 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	2424 {
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2425 ComplexMatrix tmp (b);
9661 afcf852256d2 optimize / and '\ for triangular matrices Jaroslav Hajek <highegg@gmail.com> parents: 9658 diff changeset	2426 return solve (tmp, info, rcon, sing_handler, transt);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2427 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2428
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2429 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2430 ComplexMatrix::solve (const ComplexMatrix& b) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2431 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2432 octave_idx_type info;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2433 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2434 return solve (b, info, rcon, 0);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2435 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2436
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2437 ComplexMatrix
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2438 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	2439 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2440 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2441 return solve (b, info, rcon, 0);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2442 }
3480 45742a3b1f7c [project @ 2000-01-26 06:16:41 by jwe] jwe parents: 3469 diff changeset	2443
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2444 ComplexMatrix
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2445 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	2446 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2447 return solve (b, info, rcon, 0);
3480 45742a3b1f7c [project @ 2000-01-26 06:16:41 by jwe] jwe parents: 3469 diff changeset	2448 }
45742a3b1f7c [project @ 2000-01-26 06:16:41 by jwe] jwe parents: 3469 diff changeset	2449
45742a3b1f7c [project @ 2000-01-26 06:16:41 by jwe] jwe parents: 3469 diff changeset	2450 ComplexMatrix
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2451 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	2452 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	2453 {
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2454 MatrixType mattype (*this);
9661 afcf852256d2 optimize / and '\ for triangular matrices Jaroslav Hajek <highegg@gmail.com> parents: 9658 diff changeset	2455 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	2456 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2457
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2458 ComplexColumnVector
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2459 ComplexMatrix::solve (const ColumnVector& b) const
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2460 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2461 octave_idx_type info;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2462 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2463 return solve (ComplexColumnVector (b), info, rcon, 0);
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2464 }
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2465
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2466 ComplexColumnVector
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2467 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	2468 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2469 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2470 return solve (ComplexColumnVector (b), info, rcon, 0);
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2471 }
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2472
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2473 ComplexColumnVector
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2474 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	2475 double& rcon) const
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2476 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2477 return solve (ComplexColumnVector (b), info, rcon, 0);
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2478 }
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2479
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2480 ComplexColumnVector
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2481 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	2482 double& rcon,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2483 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	2484 {
9661 afcf852256d2 optimize / and '\ for triangular matrices Jaroslav Hajek <highegg@gmail.com> parents: 9658 diff changeset	2485 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	2486 }
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2487
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2488 ComplexColumnVector
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2489 ComplexMatrix::solve (const ComplexColumnVector& b) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2490 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2491 octave_idx_type info;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2492 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2493 return solve (b, info, rcon, 0);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2494 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2495
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2496 ComplexColumnVector
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2497 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	2498 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2499 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2500 return solve (b, info, rcon, 0);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2501 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2502
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2503 ComplexColumnVector
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2504 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	2505 double& rcon) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2506 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2507 return solve (b, info, rcon, 0);
3480 45742a3b1f7c [project @ 2000-01-26 06:16:41 by jwe] jwe parents: 3469 diff changeset	2508 }
45742a3b1f7c [project @ 2000-01-26 06:16:41 by jwe] jwe parents: 3469 diff changeset	2509
45742a3b1f7c [project @ 2000-01-26 06:16:41 by jwe] jwe parents: 3469 diff changeset	2510 ComplexColumnVector
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2511 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	2512 double& rcon,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2513 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	2514 {
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2515 MatrixType mattype (*this);
9661 afcf852256d2 optimize / and '\ for triangular matrices Jaroslav Hajek <highegg@gmail.com> parents: 9658 diff changeset	2516 return solve (mattype, b, info, rcon, sing_handler, transt);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2517 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2518
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2519 ComplexMatrix
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2520 ComplexMatrix::lssolve (const Matrix& b) const
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2521 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2522 octave_idx_type info;
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2523 octave_idx_type rank;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2524 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2525 return lssolve (ComplexMatrix (b), info, rank, rcon);
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2526 }
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2527
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2528 ComplexMatrix
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2529 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	2530 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2531 octave_idx_type rank;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2532 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2533 return lssolve (ComplexMatrix (b), info, rank, rcon);
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2534 }
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2535
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2536 ComplexMatrix
7076 0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2537 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	2538 octave_idx_type& rank) const
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2539 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2540 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2541 return lssolve (ComplexMatrix (b), info, rank, rcon);
7076 0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2542 }
0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2543
0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2544 ComplexMatrix
0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2545 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	2546 octave_idx_type& rank, double& rcon) const
7076 0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2547 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2548 return lssolve (ComplexMatrix (b), info, rank, rcon);
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2549 }
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2550
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2551 ComplexMatrix
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2552 ComplexMatrix::lssolve (const ComplexMatrix& b) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2553 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2554 octave_idx_type info;
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2555 octave_idx_type rank;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2556 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2557 return lssolve (b, info, rank, rcon);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2558 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2559
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2560 ComplexMatrix
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2561 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	2562 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2563 octave_idx_type rank;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2564 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2565 return lssolve (b, info, rank, rcon);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2566 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2567
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2568 ComplexMatrix
7076 0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2569 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	2570 octave_idx_type& rank) const
7076 0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2571 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2572 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2573 return lssolve (b, info, rank, rcon);
7076 0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2574 }
0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2575
0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2576 ComplexMatrix
0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2577 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	2578 octave_idx_type& rank, double& rcon) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2579 {
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2580 ComplexMatrix retval;
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2581
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2582 octave_idx_type nrhs = b.cols ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2583
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2584 octave_idx_type m = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2585 octave_idx_type n = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2586
6924 be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	2587 if (m != b.rows ())
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2588 (*current_liboctave_error_handler)
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2589 ("matrix dimension mismatch solution of linear equations");
6924 be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	2590 else if (m== 0 \|\| n == 0 \|\| b.cols () == 0)
be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	2591 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	2592 else
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2593 {
7072 b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2594 volatile octave_idx_type minmn = (m < n ? m : n);
b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2595 octave_idx_type maxmn = m > n ? m : n;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2596 rcon = -1.0;
7072 b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2597
b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2598 if (m != n)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2599 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2600 retval = ComplexMatrix (maxmn, nrhs);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2601
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2602 for (octave_idx_type j = 0; j < nrhs; j++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2603 for (octave_idx_type i = 0; i < m; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2604 retval.elem (i, j) = b.elem (i, j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2605 }
7072 b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2606 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2607 retval = b;
7072 b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2608
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2609 ComplexMatrix atmp = *this;
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2610 Complex *tmp_data = atmp.fortran_vec ();
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2611
7072 b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2612 Complex *pretval = retval.fortran_vec ();
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	2613 Array<double> s (minmn, 1);
7071 c3b479e753dd [project @ 2007-10-26 15:14:34 by jwe] jwe parents: 7033 diff changeset	2614 double *ps = s.fortran_vec ();
2563 8b0911d576bf [project @ 1996-12-05 19:06:58 by jwe] jwe parents: 2443 diff changeset	2615
7072 b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2616 // 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	2617 octave_idx_type lwork = -1;
3752 719a44ff67c9 [project @ 2000-12-13 19:02:42 by jwe] jwe parents: 3726 diff changeset	2618
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	2619 Array<Complex> work (1, 1);
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2620
7477 8b22207ef9ca ilaenv --> xilaenv John W. Eaton <jwe@octave.org> parents: 7476 diff changeset	2621 octave_idx_type smlsiz;
8b22207ef9ca ilaenv --> xilaenv John W. Eaton <jwe@octave.org> parents: 7476 diff changeset	2622 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	2623 F77_CONST_CHAR_ARG2 (" ", 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2624 0, 0, 0, 0, smlsiz
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2625 F77_CHAR_ARG_LEN (6)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2626 F77_CHAR_ARG_LEN (1));
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2627
7486 6a6d2abe51ff more xGELSD workspace fixes John W. Eaton <jwe@octave.org> parents: 7482 diff changeset	2628 octave_idx_type mnthr;
6a6d2abe51ff more xGELSD workspace fixes John W. Eaton <jwe@octave.org> parents: 7482 diff changeset	2629 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	2630 F77_CONST_CHAR_ARG2 (" ", 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2631 m, n, nrhs, -1, mnthr
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2632 F77_CHAR_ARG_LEN (6)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2633 F77_CHAR_ARG_LEN (1));
7486 6a6d2abe51ff more xGELSD workspace fixes John W. Eaton <jwe@octave.org> parents: 7482 diff changeset	2634
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2635 // 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	2636 // 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	2637 // call.
7124 d07cb867891b [project @ 2007-11-08 01:09:44 by jwe] jwe parents: 7079 diff changeset	2638 double dminmn = static_cast<double> (minmn);
d07cb867891b [project @ 2007-11-08 01:09:44 by jwe] jwe parents: 7079 diff changeset	2639 double dsmlsizp1 = static_cast<double> (smlsiz+1);
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2640 #if defined (HAVE_LOG2)
7544 f9983d2761df more xGELSD workspace fixes Jaroslav Hajek <highegg@gmail.com> parents: 7532 diff changeset	2641 double tmp = log2 (dminmn / dsmlsizp1);
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2642 #else
7544 f9983d2761df more xGELSD workspace fixes Jaroslav Hajek <highegg@gmail.com> parents: 7532 diff changeset	2643 double tmp = log (dminmn / dsmlsizp1) / log (2.0);
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2644 #endif
7544 f9983d2761df more xGELSD workspace fixes Jaroslav Hajek <highegg@gmail.com> parents: 7532 diff changeset	2645 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	2646 if (nlvl < 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2647 nlvl = 0;
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2648
6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2649 octave_idx_type lrwork = minmn(10 + 2smlsiz + 8*nlvl)
10779 add87b12e63c implement proper CGELSD/ZGELSD RWORK size formulas, as found in lapack SVN Jaroslav Hajek <highegg@gmail.com> parents: 10732 diff changeset	2650 + 3smlsiznrhs + std::max ((smlsiz+1)*(smlsiz+1),
add87b12e63c implement proper CGELSD/ZGELSD RWORK size formulas, as found in lapack SVN Jaroslav Hajek <highegg@gmail.com> parents: 10732 diff changeset	2651 n(1+nrhs) + 2nrhs);
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2652 if (lrwork < 1)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2653 lrwork = 1;
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	2654 Array<double> rwork (lrwork, 1);
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2655 double *prwork = rwork.fortran_vec ();
6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2656
6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2657 octave_idx_type liwork = 3 * minmn * nlvl + 11 * minmn;
6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2658 if (liwork < 1)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2659 liwork = 1;
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	2660 Array<octave_idx_type> iwork (liwork, 1);
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2661 octave_idx_type* piwork = iwork.fortran_vec ();
7072 b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2662
b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2663 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	2664 ps, rcon, rank, work.fortran_vec (),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2665 lwork, prwork, piwork, info));
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2666
7476 e9f10b4c05cf fix workspace size calculation for xGELSD Jason Riedy parents: 7416 diff changeset	2667 // 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	2668 // 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	2669 // should provide sufficient workspace for ZGELSD to operate
7476 e9f10b4c05cf fix workspace size calculation for xGELSD Jason Riedy parents: 7416 diff changeset	2670 // efficiently.
7488 6470f946a425 another small xGELSD workspace fix John W. Eaton <jwe@octave.org> parents: 7486 diff changeset	2671 if (n >= mnthr)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2672 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2673 octave_idx_type addend = m;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2674
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2675 if (2*m-4 > addend)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2676 addend = 2*m-4;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2677
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2678 if (nrhs > addend)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2679 addend = nrhs;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2680
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2681 if (n-3*m > addend)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2682 addend = n-3*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 const octave_idx_type lworkaround = 4m + mm + addend;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2685
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2686 if (std::real (work(0)) < lworkaround)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2687 work(0) = lworkaround;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2688 }
7532 493bb0de3199 avoid another xGELSD workspace query bug John W. Eaton <jwe@octave.org> parents: 7503 diff changeset	2689 else if (m >= n)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2690 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2691 octave_idx_type lworkaround = 2m + mnrhs;
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 if (std::real (work(0)) < lworkaround)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2694 work(0) = lworkaround;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2695 }
7476 e9f10b4c05cf fix workspace size calculation for xGELSD Jason Riedy parents: 7416 diff changeset	2696
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	2697 lwork = static_cast<octave_idx_type> (std::real (work(0)));
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	2698 work.resize (lwork, 1);
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	2699
29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	2700 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	2701 maxmn, ps, rcon, rank,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2702 work.fortran_vec (), lwork,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2703 prwork, piwork, info));
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	2704
29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	2705 if (s.elem (0) == 0.0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2706 rcon = 0.0;
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2707 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2708 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	2709
29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	2710 retval.resize (n, nrhs);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2711 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2712
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2713 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2714 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2715
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2716 ComplexColumnVector
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2717 ComplexMatrix::lssolve (const ColumnVector& b) const
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2718 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2719 octave_idx_type info;
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2720 octave_idx_type rank;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2721 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2722 return lssolve (ComplexColumnVector (b), info, rank, rcon);
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2723 }
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2724
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2725 ComplexColumnVector
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2726 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	2727 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2728 octave_idx_type rank;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2729 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2730 return lssolve (ComplexColumnVector (b), info, rank, rcon);
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2731 }
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2732
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2733 ComplexColumnVector
7076 0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2734 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	2735 octave_idx_type& rank) const
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2736 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2737 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2738 return lssolve (ComplexColumnVector (b), info, rank, rcon);
7076 0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2739 }
0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2740
0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2741 ComplexColumnVector
0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2742 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	2743 octave_idx_type& rank, double& rcon) const
7076 0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2744 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2745 return lssolve (ComplexColumnVector (b), info, rank, rcon);
3585 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
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2748 ComplexColumnVector
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2749 ComplexMatrix::lssolve (const ComplexColumnVector& b) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2750 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2751 octave_idx_type info;
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2752 octave_idx_type rank;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2753 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2754 return lssolve (b, info, rank, rcon);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2755 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2756
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2757 ComplexColumnVector
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2758 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	2759 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2760 octave_idx_type rank;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2761 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2762 return lssolve (b, info, rank, rcon);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2763 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2764
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2765 ComplexColumnVector
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2766 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	2767 octave_idx_type& rank) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2768 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2769 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2770 return lssolve (b, info, rank, rcon);
7076 0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2771
0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2772 }
0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2773
0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2774 ComplexColumnVector
0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2775 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	2776 octave_idx_type& rank, double& rcon) const
7076 0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2777 {
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2778 ComplexColumnVector retval;
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2779
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2780 octave_idx_type nrhs = 1;
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2781
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2782 octave_idx_type m = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2783 octave_idx_type n = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2784
6924 be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	2785 if (m != b.length ())
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2786 (*current_liboctave_error_handler)
6924 be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	2787 ("matrix dimension mismatch solution of linear equations");
be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	2788 else if (m == 0 \|\| n == 0 \|\| b.cols () == 0)
be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	2789 retval = ComplexColumnVector (n, Complex (0.0, 0.0));
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2790 else
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2791 {
7072 b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2792 volatile octave_idx_type minmn = (m < n ? m : n);
b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2793 octave_idx_type maxmn = m > n ? m : n;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2794 rcon = -1.0;
7072 b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2795
b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2796 if (m != n)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2797 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2798 retval = ComplexColumnVector (maxmn);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2799
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2800 for (octave_idx_type i = 0; i < m; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2801 retval.elem (i) = b.elem (i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2802 }
7072 b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2803 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2804 retval = b;
7072 b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2805
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2806 ComplexMatrix atmp = *this;
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2807 Complex *tmp_data = atmp.fortran_vec ();
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2808
7072 b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2809 Complex *pretval = retval.fortran_vec ();
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	2810 Array<double> s (minmn, 1);
7071 c3b479e753dd [project @ 2007-10-26 15:14:34 by jwe] jwe parents: 7033 diff changeset	2811 double *ps = s.fortran_vec ();
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2812
7072 b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2813 // 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	2814 octave_idx_type lwork = -1;
3752 719a44ff67c9 [project @ 2000-12-13 19:02:42 by jwe] jwe parents: 3726 diff changeset	2815
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	2816 Array<Complex> work (1, 1);
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2817
7544 f9983d2761df more xGELSD workspace fixes Jaroslav Hajek <highegg@gmail.com> parents: 7532 diff changeset	2818 octave_idx_type smlsiz;
f9983d2761df more xGELSD workspace fixes Jaroslav Hajek <highegg@gmail.com> parents: 7532 diff changeset	2819 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	2820 F77_CONST_CHAR_ARG2 (" ", 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2821 0, 0, 0, 0, smlsiz
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2822 F77_CHAR_ARG_LEN (6)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2823 F77_CHAR_ARG_LEN (1));
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2824
6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2825 // 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	2826 // 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	2827 // call.
7124 d07cb867891b [project @ 2007-11-08 01:09:44 by jwe] jwe parents: 7079 diff changeset	2828 double dminmn = static_cast<double> (minmn);
d07cb867891b [project @ 2007-11-08 01:09:44 by jwe] jwe parents: 7079 diff changeset	2829 double dsmlsizp1 = static_cast<double> (smlsiz+1);
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2830 #if defined (HAVE_LOG2)
7544 f9983d2761df more xGELSD workspace fixes Jaroslav Hajek <highegg@gmail.com> parents: 7532 diff changeset	2831 double tmp = log2 (dminmn / dsmlsizp1);
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2832 #else
7544 f9983d2761df more xGELSD workspace fixes Jaroslav Hajek <highegg@gmail.com> parents: 7532 diff changeset	2833 double tmp = log (dminmn / dsmlsizp1) / log (2.0);
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2834 #endif
7544 f9983d2761df more xGELSD workspace fixes Jaroslav Hajek <highegg@gmail.com> parents: 7532 diff changeset	2835 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	2836 if (nlvl < 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2837 nlvl = 0;
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 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	2840 + 3smlsiznrhs + (smlsiz+1)*(smlsiz+1);
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2841 if (lrwork < 1)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2842 lrwork = 1;
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	2843 Array<double> rwork (lrwork, 1);
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2844 double *prwork = rwork.fortran_vec ();
6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2845
6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2846 octave_idx_type liwork = 3 * minmn * nlvl + 11 * minmn;
6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2847 if (liwork < 1)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2848 liwork = 1;
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	2849 Array<octave_idx_type> iwork (liwork, 1);
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2850 octave_idx_type* piwork = iwork.fortran_vec ();
7072 b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2851
b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2852 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	2853 ps, rcon, rank, work.fortran_vec (),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2854 lwork, prwork, piwork, info));
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2855
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	2856 lwork = static_cast<octave_idx_type> (std::real (work(0)));
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	2857 work.resize (lwork, 1);
12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	2858 rwork.resize (static_cast<octave_idx_type> (rwork(0)), 1);
12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	2859 iwork.resize (iwork(0), 1);
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	2860
29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	2861 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	2862 maxmn, ps, rcon, rank,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2863 work.fortran_vec (), lwork,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2864 prwork, piwork, info));
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	2865
29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	2866 if (rank < minmn)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2867 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2868 if (s.elem (0) == 0.0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2869 rcon = 0.0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2870 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2871 rcon = s.elem (minmn - 1) / s.elem (0);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2872
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2873 retval.resize (n, nrhs);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2874 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2875 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2876
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2877 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2878 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2879
1205 8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2880 // column vector by row vector -> matrix operations
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2881
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2882 ComplexMatrix
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2883 operator * (const ColumnVector& v, const ComplexRowVector& a)
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2884 {
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2885 ComplexColumnVector tmp (v);
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2886 return tmp * a;
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2887 }
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2888
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2889 ComplexMatrix
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2890 operator * (const ComplexColumnVector& a, const RowVector& b)
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2891 {
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2892 ComplexRowVector tmp (b);
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2893 return a * tmp;
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2894 }
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2895
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2896 ComplexMatrix
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2897 operator * (const ComplexColumnVector& v, const ComplexRowVector& a)
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2898 {
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2899 ComplexMatrix retval;
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2900
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2901 octave_idx_type len = v.length ();
3233 98d0ee053ba4 [project @ 1999-01-27 20:23:40 by jwe] jwe parents: 3225 diff changeset	2902
98d0ee053ba4 [project @ 1999-01-27 20:23:40 by jwe] jwe parents: 3225 diff changeset	2903 if (len != 0)
1205 8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2904 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2905 octave_idx_type a_len = a.length ();
3233 98d0ee053ba4 [project @ 1999-01-27 20:23:40 by jwe] jwe parents: 3225 diff changeset	2906
9359 be6867ba8104 avoid useless zero initialization when doing matrix multiply Jaroslav Hajek <highegg@gmail.com> parents: 9227 diff changeset	2907 retval = ComplexMatrix (len, a_len);
3233 98d0ee053ba4 [project @ 1999-01-27 20:23:40 by jwe] jwe parents: 3225 diff changeset	2908 Complex *c = retval.fortran_vec ();
98d0ee053ba4 [project @ 1999-01-27 20:23:40 by jwe] jwe parents: 3225 diff changeset	2909
4552 6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	2910 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	2911 F77_CONST_CHAR_ARG2 ("N", 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2912 len, a_len, 1, 1.0, v.data (), len,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2913 a.data (), 1, 0.0, c, len
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2914 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2915 F77_CHAR_ARG_LEN (1)));
1205 8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2916 }
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 return retval;
1205 8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2919 }
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2920
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2921 // matrix by diagonal matrix -> matrix operations
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2922
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2923 ComplexMatrix&
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2924 ComplexMatrix::operator += (const DiagMatrix& a)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2925 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2926 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2927 octave_idx_type nc = cols ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2928
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2929 octave_idx_type a_nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2930 octave_idx_type a_nc = cols ();
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	2931
d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	2932 if (nr != a_nr \|\| nc != a_nc)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2933 {
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	2934 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	2935 return *this;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2936 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2937
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2938 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	2939 elem (i, i) += a.elem (i, i);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2940
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2941 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2942 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2943
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2944 ComplexMatrix&
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2945 ComplexMatrix::operator -= (const DiagMatrix& a)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2946 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2947 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2948 octave_idx_type nc = cols ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2949
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2950 octave_idx_type a_nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2951 octave_idx_type a_nc = cols ();
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	2952
d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	2953 if (nr != a_nr \|\| nc != a_nc)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2954 {
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	2955 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	2956 return *this;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2957 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2958
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2959 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	2960 elem (i, i) -= a.elem (i, i);
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 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2963 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2964
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2965 ComplexMatrix&
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2966 ComplexMatrix::operator += (const ComplexDiagMatrix& a)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2967 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2968 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2969 octave_idx_type nc = cols ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2970
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2971 octave_idx_type a_nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2972 octave_idx_type a_nc = cols ();
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	2973
d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	2974 if (nr != a_nr \|\| nc != a_nc)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2975 {
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	2976 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	2977 return *this;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2978 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2979
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2980 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	2981 elem (i, i) += a.elem (i, i);
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 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2984 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2985
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2986 ComplexMatrix&
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2987 ComplexMatrix::operator -= (const ComplexDiagMatrix& a)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2988 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2989 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2990 octave_idx_type nc = cols ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2991
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2992 octave_idx_type a_nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2993 octave_idx_type a_nc = cols ();
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	2994
d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	2995 if (nr != a_nr \|\| nc != a_nc)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2996 {
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	2997 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	2998 return *this;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2999 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3000
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3001 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	3002 elem (i, i) -= a.elem (i, i);
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 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3005 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3006
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3007 // matrix by matrix -> matrix operations
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3008
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3009 ComplexMatrix&
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3010 ComplexMatrix::operator += (const Matrix& a)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3011 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3012 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3013 octave_idx_type nc = cols ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3014
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3015 octave_idx_type a_nr = a.rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3016 octave_idx_type a_nc = a.cols ();
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3017
d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3018 if (nr != a_nr \|\| nc != a_nc)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3019 {
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3020 gripe_nonconformant ("operator +=", nr, nc, a_nr, a_nc);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3021 return *this;
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
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3024 if (nr == 0 \|\| nc == 0)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3025 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3026
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3027 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	3028
9550 3d6a9aea2aea refactor binary & bool ops in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9528 diff changeset	3029 mx_inline_add2 (length (), d, a.data ());
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3030 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3031 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3032
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3033 ComplexMatrix&
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3034 ComplexMatrix::operator -= (const Matrix& a)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3035 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3036 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3037 octave_idx_type nc = cols ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3038
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3039 octave_idx_type a_nr = a.rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3040 octave_idx_type a_nc = a.cols ();
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3041
d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3042 if (nr != a_nr \|\| nc != a_nc)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3043 {
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3044 gripe_nonconformant ("operator -=", nr, nc, a_nr, a_nc);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3045 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3046 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3047
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3048 if (nr == 0 \|\| nc == 0)
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 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	3052
9550 3d6a9aea2aea refactor binary & bool ops in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9528 diff changeset	3053 mx_inline_sub2 (length (), d, a.data ());
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3054 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3055 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3056
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3057 // unary operations
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3058
2964 0a2551ec7004 [project @ 1997-05-12 07:26:50 by jwe] jwe parents: 2870 diff changeset	3059 boolMatrix
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3060 ComplexMatrix::operator ! (void) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3061 {
10362 b47ab50a6aa8 simplify appliers in mx-inlines.cc Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	3062 return do_mx_unary_op<bool, Complex> (*this, mx_inline_not);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3063 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3064
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3065 // other operations
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3066
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3067 bool
7922 935be827eaf8 error for NaN values in & and \| expressions John W. Eaton <jwe@octave.org> parents: 7803 diff changeset	3068 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	3069 {
935be827eaf8 error for NaN values in & and \| expressions John W. Eaton <jwe@octave.org> parents: 7803 diff changeset	3070 octave_idx_type nr = rows ();
935be827eaf8 error for NaN values in & and \| expressions John W. Eaton <jwe@octave.org> parents: 7803 diff changeset	3071 octave_idx_type nc = cols ();
935be827eaf8 error for NaN values in & and \| expressions John W. Eaton <jwe@octave.org> parents: 7803 diff changeset	3072
935be827eaf8 error for NaN values in & and \| expressions John W. Eaton <jwe@octave.org> parents: 7803 diff changeset	3073 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	3074 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	3075 {
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3076 Complex val = elem (i, j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3077 if (xisnan (val))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3078 return true;
7922 935be827eaf8 error for NaN values in & and \| expressions John W. Eaton <jwe@octave.org> parents: 7803 diff changeset	3079 }
935be827eaf8 error for NaN values in & and \| expressions John W. Eaton <jwe@octave.org> parents: 7803 diff changeset	3080
935be827eaf8 error for NaN values in & and \| expressions John W. Eaton <jwe@octave.org> parents: 7803 diff changeset	3081 return false;
935be827eaf8 error for NaN values in & and \| expressions John W. Eaton <jwe@octave.org> parents: 7803 diff changeset	3082 }
935be827eaf8 error for NaN values in & and \| expressions John W. Eaton <jwe@octave.org> parents: 7803 diff changeset	3083
935be827eaf8 error for NaN values in & and \| expressions John W. Eaton <jwe@octave.org> parents: 7803 diff changeset	3084 bool
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3085 ComplexMatrix::any_element_is_inf_or_nan (void) const
d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3086 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3087 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3088 octave_idx_type nc = cols ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3089
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3090 for (octave_idx_type j = 0; j < nc; j++)
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3091 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	3092 {
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3093 Complex val = elem (i, j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3094 if (xisinf (val) \|\| xisnan (val))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3095 return true;
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3096 }
d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3097
d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3098 return false;
d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3099 }
d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3100
2408 e22aae3ccfad [project @ 1996-10-15 16:37:52 by jwe] jwe parents: 2384 diff changeset	3101 // Return true if no elements have imaginary components.
e22aae3ccfad [project @ 1996-10-15 16:37:52 by jwe] jwe parents: 2384 diff changeset	3102
e22aae3ccfad [project @ 1996-10-15 16:37:52 by jwe] jwe parents: 2384 diff changeset	3103 bool
e22aae3ccfad [project @ 1996-10-15 16:37:52 by jwe] jwe parents: 2384 diff changeset	3104 ComplexMatrix::all_elements_are_real (void) const
e22aae3ccfad [project @ 1996-10-15 16:37:52 by jwe] jwe parents: 2384 diff changeset	3105 {
9825 7483fe200fab narrow complex values with negative zero imaginary parts Jaroslav Hajek <highegg@gmail.com> parents: 9812 diff changeset	3106 return mx_inline_all_real (numel (), data ());
2408 e22aae3ccfad [project @ 1996-10-15 16:37:52 by jwe] jwe parents: 2384 diff changeset	3107 }
e22aae3ccfad [project @ 1996-10-15 16:37:52 by jwe] jwe parents: 2384 diff changeset	3108
1968 a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3109 // 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	3110 // 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	3111 // 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	3112
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3113 bool
1968 a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3114 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	3115 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3116 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3117 octave_idx_type nc = cols ();
1968 a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3118
a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3119 if (nr > 0 && nc > 0)
a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3120 {
a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3121 Complex val = elem (0, 0);
a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3122
5315 f9aff9291d94 [project @ 2005-04-28 02:36:59 by jwe] jwe parents: 5307 diff changeset	3123 double r_val = std::real (val);
f9aff9291d94 [project @ 2005-04-28 02:36:59 by jwe] jwe parents: 5307 diff changeset	3124 double i_val = std::imag (val);
1968 a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3125
a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3126 max_val = r_val;
a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3127 min_val = r_val;
a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3128
a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3129 if (i_val > max_val)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3130 max_val = i_val;
1968 a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3131
a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3132 if (i_val < max_val)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3133 min_val = i_val;
1968 a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3134 }
a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3135 else
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3136 return false;
1968 a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3137
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3138 for (octave_idx_type j = 0; j < nc; j++)
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3139 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	3140 {
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3141 Complex val = elem (i, j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3142
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3143 double r_val = std::real (val);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3144 double i_val = std::imag (val);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3145
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3146 if (r_val > max_val)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3147 max_val = r_val;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3148
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3149 if (i_val > max_val)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3150 max_val = i_val;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3151
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3152 if (r_val < min_val)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3153 min_val = r_val;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3154
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3155 if (i_val < min_val)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3156 min_val = i_val;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3157
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3158 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	3159 return false;
1968 a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3160 }
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3161
d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3162 return true;
1968 a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3163 }
a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3164
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3165 bool
1968 a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3166 ComplexMatrix::too_large_for_float (void) const
a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3167 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3168 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3169 octave_idx_type nc = cols ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3170
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3171 for (octave_idx_type j = 0; j < nc; j++)
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3172 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	3173 {
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3174 Complex val = elem (i, j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3175
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3176 double r_val = std::real (val);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3177 double i_val = std::imag (val);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3178
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3179 if ((! (xisnan (r_val) \|\| xisinf (r_val))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3180 && fabs (r_val) > FLT_MAX)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3181 \|\| (! (xisnan (i_val) \|\| xisinf (i_val))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3182 && fabs (i_val) > FLT_MAX))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3183 return true;
1968 a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3184 }
a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3185
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3186 return false;
1968 a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3187 }
a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	3188
5775 ace8d8d26933 [project @ 2006-04-24 19:13:06 by jwe] jwe parents: 5717 diff changeset	3189 // 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	3190 // in a base class?
6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3998 diff changeset	3191
2832 4dff308e9acc [project @ 1997-03-26 05:16:58 by jwe] jwe parents: 2828 diff changeset	3192 boolMatrix
4015 6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3998 diff changeset	3193 ComplexMatrix::all (int dim) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3194 {
10362 b47ab50a6aa8 simplify appliers in mx-inlines.cc Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	3195 return do_mx_red_op<bool, Complex> (*this, dim, mx_inline_all);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3196 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3197
2832 4dff308e9acc [project @ 1997-03-26 05:16:58 by jwe] jwe parents: 2828 diff changeset	3198 boolMatrix
4015 6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3998 diff changeset	3199 ComplexMatrix::any (int dim) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3200 {
10362 b47ab50a6aa8 simplify appliers in mx-inlines.cc Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	3201 return do_mx_red_op<bool, Complex> (*this, dim, mx_inline_any);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3202 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3203
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3204 ComplexMatrix
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3585 diff changeset	3205 ComplexMatrix::cumprod (int dim) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3206 {
10362 b47ab50a6aa8 simplify appliers in mx-inlines.cc Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	3207 return do_mx_cum_op<Complex, Complex> (*this, dim, mx_inline_cumprod);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3208 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3209
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3210 ComplexMatrix
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3585 diff changeset	3211 ComplexMatrix::cumsum (int dim) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3212 {
10362 b47ab50a6aa8 simplify appliers in mx-inlines.cc Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	3213 return do_mx_cum_op<Complex, Complex> (*this, dim, mx_inline_cumsum);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3214 }
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 ComplexMatrix
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3585 diff changeset	3217 ComplexMatrix::prod (int dim) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3218 {
10362 b47ab50a6aa8 simplify appliers in mx-inlines.cc Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	3219 return do_mx_red_op<Complex, Complex> (*this, dim, mx_inline_prod);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3220 }
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 ComplexMatrix
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3585 diff changeset	3223 ComplexMatrix::sum (int dim) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3224 {
10362 b47ab50a6aa8 simplify appliers in mx-inlines.cc Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	3225 return do_mx_red_op<Complex, Complex> (*this, dim, mx_inline_sum);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3226 }
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 ComplexMatrix
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3585 diff changeset	3229 ComplexMatrix::sumsq (int dim) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3230 {
10362 b47ab50a6aa8 simplify appliers in mx-inlines.cc Jaroslav Hajek <highegg@gmail.com> parents: 10352 diff changeset	3231 return do_mx_red_op<double, Complex> (*this, dim, mx_inline_sumsq);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3232 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3233
4329 d53c33d93440 [project @ 2003-02-18 20:00:48 by jwe] jwe parents: 4316 diff changeset	3234 Matrix ComplexMatrix::abs (void) const
d53c33d93440 [project @ 2003-02-18 20:00:48 by jwe] jwe parents: 4316 diff changeset	3235 {
10363 a0728e81ed25 improve diag matrix interface & implementation Jaroslav Hajek <highegg@gmail.com> parents: 10362 diff changeset	3236 return do_mx_unary_map<double, Complex, std::abs> (*this);
4329 d53c33d93440 [project @ 2003-02-18 20:00:48 by jwe] jwe parents: 4316 diff changeset	3237 }
d53c33d93440 [project @ 2003-02-18 20:00:48 by jwe] jwe parents: 4316 diff changeset	3238
7620 36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7544 diff changeset	3239 ComplexMatrix
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3240 ComplexMatrix::diag (octave_idx_type k) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3241 {
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	3242 return MArray<Complex>::diag (k);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3243 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3244
2354 2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	3245 bool
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3246 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	3247 {
2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	3248 bool retval = true;
2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	3249
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3250 octave_idx_type nc = columns ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3251
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3252 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	3253 {
5315 f9aff9291d94 [project @ 2005-04-28 02:36:59 by jwe] jwe parents: 5307 diff changeset	3254 if (std::imag (elem (i, j)) != 0.0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3255 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3256 retval = false;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3257 break;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3258 }
2354 2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	3259 }
2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	3260
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3261 return retval;
2354 2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	3262 }
2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	3263
2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	3264 bool
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3265 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	3266 {
2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	3267 bool retval = true;
2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	3268
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3269 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3270
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3271 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	3272 {
5315 f9aff9291d94 [project @ 2005-04-28 02:36:59 by jwe] jwe parents: 5307 diff changeset	3273 if (std::imag (elem (i, j)) != 0.0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3274 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3275 retval = false;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3276 break;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3277 }
2354 2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	3278 }
2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	3279
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3280 return retval;
2354 2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	3281 }
891 9e6bdfdfcf86 [project @ 1994-11-08 20:59:39 by jwe] jwe parents: 889 diff changeset	3282
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3283 ComplexColumnVector
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3284 ComplexMatrix::row_min (void) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3285 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3286 Array<octave_idx_type> dummy_idx;
4587 7b957b442818 [project @ 2003-11-10 15:50:39 by jwe] jwe parents: 4552 diff changeset	3287 return row_min (dummy_idx);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3288 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3289
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3290 ComplexColumnVector
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3291 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	3292 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3293 ComplexColumnVector result;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3294
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3295 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3296 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3297
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3298 if (nr > 0 && nc > 0)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3299 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3300 result.resize (nr);
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	3301 idx_arg.resize (nr, 1);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3302
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3303 for (octave_idx_type i = 0; i < nr; i++)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3304 {
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3305 bool real_only = row_is_real_only (i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3306
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3307 octave_idx_type idx_j;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3308
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3309 Complex tmp_min;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3310
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3311 double abs_min = octave_NaN;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3312
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3313 for (idx_j = 0; idx_j < nc; idx_j++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3314 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3315 tmp_min = elem (i, idx_j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3316
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3317 if (! xisnan (tmp_min))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3318 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3319 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	3320 break;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3321 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3322 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3323
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3324 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	3325 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3326 Complex tmp = elem (i, j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3327
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3328 if (xisnan (tmp))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3329 continue;
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_tmp = real_only ? std::real (tmp) : std::abs (tmp);
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 if (abs_tmp < abs_min)
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 idx_j = j;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3336 tmp_min = tmp;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3337 abs_min = abs_tmp;
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 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3340
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3341 if (xisnan (tmp_min))
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 result.elem (i) = Complex_NaN_result;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3344 idx_arg.elem (i) = 0;
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 else
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 result.elem (i) = tmp_min;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3349 idx_arg.elem (i) = idx_j;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3350 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3351 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3352 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3353
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3354 return result;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3355 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3356
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3357 ComplexColumnVector
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3358 ComplexMatrix::row_max (void) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3359 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3360 Array<octave_idx_type> dummy_idx;
4587 7b957b442818 [project @ 2003-11-10 15:50:39 by jwe] jwe parents: 4552 diff changeset	3361 return row_max (dummy_idx);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3362 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3363
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3364 ComplexColumnVector
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3365 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	3366 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3367 ComplexColumnVector result;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3368
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3369 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3370 octave_idx_type nc = cols ();
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 if (nr > 0 && nc > 0)
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 result.resize (nr);
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	3375 idx_arg.resize (nr, 1);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3376
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3377 for (octave_idx_type i = 0; i < nr; i++)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3378 {
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3379 bool real_only = row_is_real_only (i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3380
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3381 octave_idx_type idx_j;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3382
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3383 Complex tmp_max;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3384
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3385 double abs_max = octave_NaN;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3386
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3387 for (idx_j = 0; idx_j < nc; idx_j++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3388 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3389 tmp_max = elem (i, idx_j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3390
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3391 if (! xisnan (tmp_max))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3392 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3393 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	3394 break;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3395 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3396 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3397
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3398 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	3399 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3400 Complex tmp = elem (i, j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3401
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3402 if (xisnan (tmp))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3403 continue;
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_tmp = real_only ? std::real (tmp) : std::abs (tmp);
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 if (abs_tmp > abs_max)
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 idx_j = j;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3410 tmp_max = tmp;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3411 abs_max = abs_tmp;
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 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3414
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3415 if (xisnan (tmp_max))
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 result.elem (i) = Complex_NaN_result;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3418 idx_arg.elem (i) = 0;
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 else
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 result.elem (i) = tmp_max;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3423 idx_arg.elem (i) = idx_j;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3424 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3425 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3426 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3427
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3428 return result;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3429 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3430
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3431 ComplexRowVector
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3432 ComplexMatrix::column_min (void) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3433 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3434 Array<octave_idx_type> dummy_idx;
4587 7b957b442818 [project @ 2003-11-10 15:50:39 by jwe] jwe parents: 4552 diff changeset	3435 return column_min (dummy_idx);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3436 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3437
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3438 ComplexRowVector
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3439 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	3440 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3441 ComplexRowVector result;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3442
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3443 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3444 octave_idx_type nc = cols ();
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 if (nr > 0 && nc > 0)
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 result.resize (nc);
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	3449 idx_arg.resize (1, nc);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3450
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3451 for (octave_idx_type j = 0; j < nc; j++)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3452 {
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3453 bool real_only = column_is_real_only (j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3454
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3455 octave_idx_type idx_i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3456
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3457 Complex tmp_min;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3458
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3459 double abs_min = octave_NaN;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3460
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3461 for (idx_i = 0; idx_i < nr; idx_i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3462 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3463 tmp_min = elem (idx_i, j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3464
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3465 if (! xisnan (tmp_min))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3466 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3467 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	3468 break;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3469 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3470 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3471
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3472 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	3473 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3474 Complex tmp = elem (i, j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3475
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3476 if (xisnan (tmp))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3477 continue;
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_tmp = real_only ? std::real (tmp) : std::abs (tmp);
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 if (abs_tmp < abs_min)
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 idx_i = i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3484 tmp_min = tmp;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3485 abs_min = abs_tmp;
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 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3488
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3489 if (xisnan (tmp_min))
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 result.elem (j) = Complex_NaN_result;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3492 idx_arg.elem (j) = 0;
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 else
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 result.elem (j) = tmp_min;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3497 idx_arg.elem (j) = idx_i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3498 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3499 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3500 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3501
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3502 return result;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3503 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3504
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3505 ComplexRowVector
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3506 ComplexMatrix::column_max (void) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3507 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3508 Array<octave_idx_type> dummy_idx;
4587 7b957b442818 [project @ 2003-11-10 15:50:39 by jwe] jwe parents: 4552 diff changeset	3509 return column_max (dummy_idx);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3510 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3511
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3512 ComplexRowVector
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3513 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	3514 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3515 ComplexRowVector result;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3516
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3517 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3518 octave_idx_type nc = cols ();
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 if (nr > 0 && nc > 0)
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 result.resize (nc);
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	3523 idx_arg.resize (1, nc);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3524
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3525 for (octave_idx_type j = 0; j < nc; j++)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3526 {
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3527 bool real_only = column_is_real_only (j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3528
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3529 octave_idx_type idx_i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3530
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3531 Complex tmp_max;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3532
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3533 double abs_max = octave_NaN;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3534
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3535 for (idx_i = 0; idx_i < nr; idx_i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3536 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3537 tmp_max = elem (idx_i, j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3538
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3539 if (! xisnan (tmp_max))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3540 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3541 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	3542 break;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3543 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3544 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3545
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3546 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	3547 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3548 Complex tmp = elem (i, j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3549
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3550 if (xisnan (tmp))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3551 continue;
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_tmp = real_only ? std::real (tmp) : std::abs (tmp);
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 if (abs_tmp > abs_max)
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 idx_i = i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3558 tmp_max = tmp;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3559 abs_max = abs_tmp;
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 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3562
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3563 if (xisnan (tmp_max))
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 result.elem (j) = Complex_NaN_result;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3566 idx_arg.elem (j) = 0;
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 else
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 result.elem (j) = tmp_max;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3571 idx_arg.elem (j) = idx_i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3572 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3573 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3574 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3575
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3576 return result;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3577 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3578
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3579 // i/o
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3580
3504 5eef8a2294bd [project @ 2000-02-01 10:06:51 by jwe] jwe parents: 3503 diff changeset	3581 std::ostream&
5eef8a2294bd [project @ 2000-02-01 10:06:51 by jwe] jwe parents: 3503 diff changeset	3582 operator << (std::ostream& os, const ComplexMatrix& a)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3583 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3584 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	3585 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3586 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	3587 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3588 os << " ";
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3589 octave_write_complex (os, a.elem (i, j));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3590 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3591 os << "\n";
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3592 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3593 return os;
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
3504 5eef8a2294bd [project @ 2000-02-01 10:06:51 by jwe] jwe parents: 3503 diff changeset	3596 std::istream&
5eef8a2294bd [project @ 2000-02-01 10:06:51 by jwe] jwe parents: 3503 diff changeset	3597 operator >> (std::istream& is, ComplexMatrix& a)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3598 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3599 octave_idx_type nr = a.rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3600 octave_idx_type nc = a.cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3601
8999 dc07bc4157b8 allow empty matrices in stream input operators Jaroslav Hajek <highegg@gmail.com> parents: 8956 diff changeset	3602 if (nr > 0 && nc > 0)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3603 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3604 Complex tmp;
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3605 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	3606 for (octave_idx_type j = 0; j < nc; j++)
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 tmp = octave_read_value<Complex> (is);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3609 if (is)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3610 a.elem (i, j) = tmp;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3611 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3612 goto done;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3613 }
458 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
2993 91589ab98e37 [project @ 1997-05-21 21:44:54 by jwe] jwe parents: 2964 diff changeset	3616 done:
91589ab98e37 [project @ 1997-05-21 21:44:54 by jwe] jwe parents: 2964 diff changeset	3617
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3618 return is;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3619 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3620
1819 8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3621 ComplexMatrix
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3622 Givens (const Complex& x, const Complex& y)
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3623 {
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3624 double cc;
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3625 Complex cs, temp_r;
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3626
3887 7da18459c08b [project @ 2002-04-04 00:44:21 by jwe] jwe parents: 3864 diff changeset	3627 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	3628
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3629 ComplexMatrix g (2, 2);
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3630
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3631 g.elem (0, 0) = cc;
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3632 g.elem (1, 1) = cc;
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3633 g.elem (0, 1) = cs;
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3634 g.elem (1, 0) = -conj (cs);
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3635
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3636 return g;
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3637 }
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3638
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3639 ComplexMatrix
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3640 Sylvester (const ComplexMatrix& a, const ComplexMatrix& b,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3641 const ComplexMatrix& c)
1819 8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3642 {
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3643 ComplexMatrix retval;
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3644
5775 ace8d8d26933 [project @ 2006-04-24 19:13:06 by jwe] jwe parents: 5717 diff changeset	3645 // 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	3646 // size.
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3647
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3648 // Compute Schur decompositions
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3649
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3650 ComplexSCHUR as (a, "U");
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3651 ComplexSCHUR bs (b, "U");
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3652
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3653 // Transform c to new coordinates.
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3654
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3655 ComplexMatrix ua = as.unitary_matrix ();
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3656 ComplexMatrix sch_a = as.schur_matrix ();
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 ComplexMatrix ub = bs.unitary_matrix ();
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3659 ComplexMatrix sch_b = bs.schur_matrix ();
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3660
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3661 ComplexMatrix cx = ua.hermitian () * c * ub;
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 // Solve the sylvester equation, back-transform, and return the
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3664 // solution.
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3665
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3666 octave_idx_type a_nr = a.rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3667 octave_idx_type b_nr = b.rows ();
1819 8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3668
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3669 double scale;
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3670 octave_idx_type info;
1950 ab6abe89aaa1 [project @ 1996-02-14 04:36:21 by jwe] jwe parents: 1948 diff changeset	3671
ab6abe89aaa1 [project @ 1996-02-14 04:36:21 by jwe] jwe parents: 1948 diff changeset	3672 Complex *pa = sch_a.fortran_vec ();
ab6abe89aaa1 [project @ 1996-02-14 04:36:21 by jwe] jwe parents: 1948 diff changeset	3673 Complex *pb = sch_b.fortran_vec ();
ab6abe89aaa1 [project @ 1996-02-14 04:36:21 by jwe] jwe parents: 1948 diff changeset	3674 Complex *px = cx.fortran_vec ();
1819 8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3675
4552 6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	3676 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	3677 F77_CONST_CHAR_ARG2 ("N", 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3678 1, a_nr, b_nr, pa, a_nr, pb,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3679 b_nr, px, a_nr, scale, info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3680 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3681 F77_CHAR_ARG_LEN (1)));
1950 ab6abe89aaa1 [project @ 1996-02-14 04:36:21 by jwe] jwe parents: 1948 diff changeset	3682
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	3683 // FIXME -- check info?
29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	3684
29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	3685 retval = -ua * cx * ub.hermitian ();
1819 8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3686
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3687 return retval;
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
2828 92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3690 ComplexMatrix
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3691 operator * (const ComplexMatrix& m, const Matrix& a)
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3692 {
9663 7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	3693 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	3694 return ComplexMatrix (real (m) * a, imag (m) * a);
7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	3695 else
7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	3696 return m * ComplexMatrix (a);
2828 92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3697 }
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3698
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3699 ComplexMatrix
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3700 operator * (const Matrix& m, const ComplexMatrix& a)
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3701 {
9663 7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	3702 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	3703 return ComplexMatrix (m * real (a), m * imag (a));
7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	3704 else
7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	3705 return m * ComplexMatrix (a);
2828 92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3706 }
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3707
6162 b3c425131211 [project @ 2006-11-14 15:33:22 by jwe] jwe parents: 6060 diff changeset	3708 /* 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	3709 %!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	3710 %!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	3711 %!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	3712 %!assert([1 i]*[i 0]', -i);
6162 b3c425131211 [project @ 2006-11-14 15:33:22 by jwe] jwe parents: 6060 diff changeset	3713 */
b3c425131211 [project @ 2006-11-14 15:33:22 by jwe] jwe parents: 6060 diff changeset	3714
b3c425131211 [project @ 2006-11-14 15:33:22 by jwe] jwe parents: 6060 diff changeset	3715 /* Test some simple identities
b3c425131211 [project @ 2006-11-14 15:33:22 by jwe] jwe parents: 6060 diff changeset	3716 %!shared M, cv, rv
b3c425131211 [project @ 2006-11-14 15:33:22 by jwe] jwe parents: 6060 diff changeset	3717 %! M = randn(10,10)+i*rand(10,10);
b3c425131211 [project @ 2006-11-14 15:33:22 by jwe] jwe parents: 6060 diff changeset	3718 %! cv = randn(10,1)+i*rand(10,1);
b3c425131211 [project @ 2006-11-14 15:33:22 by jwe] jwe parents: 6060 diff changeset	3719 %! rv = randn(1,10)+i*rand(1,10);
b3c425131211 [project @ 2006-11-14 15:33:22 by jwe] jwe parents: 6060 diff changeset	3720 %!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	3721 %!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	3722 %!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	3723 %!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	3724 %!assert([rvM.';rvM.'],[rv;rv]*M.',1e-14)
ec066ba012c8 more fixes & tests for matrix multiply Jaroslav Hajek <highegg@gmail.com> parents: 9526 diff changeset	3725 %!assert([rvM';rvM'],[rv;rv]*M',1e-14)
6162 b3c425131211 [project @ 2006-11-14 15:33:22 by jwe] jwe parents: 6060 diff changeset	3726 %!assert(2rvcv,[rv,rv]*[cv;cv],1e-14)
b3c425131211 [project @ 2006-11-14 15:33:22 by jwe] jwe parents: 6060 diff changeset	3727 */
b3c425131211 [project @ 2006-11-14 15:33:22 by jwe] jwe parents: 6060 diff changeset	3728
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	3729 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	3730 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	3731 {
5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	3732 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	3733 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	3734 }
5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	3735
5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	3736 // 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	3737
2828 92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3738 ComplexMatrix
9665 1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3739 xgemm (const ComplexMatrix& a, const ComplexMatrix& b,
1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3740 blas_trans_type transa, blas_trans_type transb)
2828 92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3741 {
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3742 ComplexMatrix retval;
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3743
9665 1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3744 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	3745 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	3746
1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3747 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	3748 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	3749
1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3750 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	3751 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	3752
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 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	3754 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	3755 else
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3756 {
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	3757 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	3758 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	3759 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	3760 {
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3761 octave_idx_type lda = a.rows ();
7801 776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3762
9359 be6867ba8104 avoid useless zero initialization when doing matrix multiply Jaroslav Hajek <highegg@gmail.com> parents: 9227 diff changeset	3763 retval = ComplexMatrix (a_nr, b_nc);
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3764 Complex *c = retval.fortran_vec ();
7801 776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3765
9665 1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3766 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	3767 if (cja \|\| cjb)
7801 776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3768 {
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3769 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	3770 F77_CONST_CHAR_ARG2 (ctra, 1),
7801 776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3771 a_nr, a_nc, 1.0,
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3772 a.data (), lda, 0.0, c, a_nr
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3773 F77_CHAR_ARG_LEN (1)
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3774 F77_CHAR_ARG_LEN (1)));
10124 e5c6600e3400 use octave_idx_type where needed Jaroslav Hajek <highegg@gmail.com> parents: 10105 diff changeset	3775 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	3776 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	3777 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	3778 }
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3779 else
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3780 {
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3781 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	3782 F77_CONST_CHAR_ARG2 (ctra, 1),
7801 776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3783 a_nr, a_nc, 1.0,
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3784 a.data (), lda, 0.0, c, a_nr
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3785 F77_CHAR_ARG_LEN (1)
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3786 F77_CHAR_ARG_LEN (1)));
10124 e5c6600e3400 use octave_idx_type where needed Jaroslav Hajek <highegg@gmail.com> parents: 10105 diff changeset	3787 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	3788 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	3789 retval.xelem (j,i) = retval.xelem (i,j);
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3790
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3791 }
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3792
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3793 }
2828 92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3794 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3795 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3796 octave_idx_type lda = a.rows (), tda = a.cols ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3797 octave_idx_type ldb = b.rows (), tdb = b.cols ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3798
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3799 retval = ComplexMatrix (a_nr, b_nc);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3800 Complex *c = retval.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3801
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3802 if (b_nc == 1 && a_nr == 1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3803 {
9665 1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3804 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	3805 {
5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	3806 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	3807 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	3808 }
9665 1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3809 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	3810 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	3811 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	3812 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	3813 }
9665 1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3814 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	3815 {
9665 1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3816 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	3817 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	3818 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	3819 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	3820 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	3821 }
9665 1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3822 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	3823 {
9665 1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3824 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	3825 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	3826 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	3827 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	3828 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	3829 }
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3830 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3831 {
9665 1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3832 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	3833 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	3834 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	3835 F77_CONST_CHAR_ARG2 (ctrb, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3836 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	3837 lda, b.data (), ldb, 0.0, c, a_nr
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3838 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3839 F77_CHAR_ARG_LEN (1)));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3840 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3841 }
2828 92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3842 }
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3843
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3844 return retval;
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3845 }
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3846
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	3847 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	3848 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	3849 {
9665 1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3850 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	3851 }
5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	3852
5775 ace8d8d26933 [project @ 2006-04-24 19:13:06 by jwe] jwe parents: 5717 diff changeset	3853 // 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	3854 // functions below.
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3855
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3856 #define EMPTY_RETURN_CHECK(T) \
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3857 if (nr == 0 \|\| nc == 0) \
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3858 return T (nr, nc);
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3859
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3860 ComplexMatrix
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3861 min (const Complex& c, const ComplexMatrix& m)
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3862 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3863 octave_idx_type nr = m.rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3864 octave_idx_type nc = m.columns ();
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3865
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3866 EMPTY_RETURN_CHECK (ComplexMatrix);
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3867
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3868 ComplexMatrix result (nr, nc);
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3869
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3870 for (octave_idx_type j = 0; j < nc; j++)
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3871 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	3872 {
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3873 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3874 result (i, j) = xmin (c, m (i, j));
4309 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
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3877 return result;
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3878 }
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 ComplexMatrix& m, const Complex& c)
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 (m (i, j), c);
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& a, const ComplexMatrix& b)
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 = a.rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3904 octave_idx_type nc = a.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 if (nr != b.rows () \|\| nc != b.columns ())
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 (*current_liboctave_error_handler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3909 ("two-arg min expecting args of same size");
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3910 return ComplexMatrix ();
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3911 }
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3912
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3913 EMPTY_RETURN_CHECK (ComplexMatrix);
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3914
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3915 ComplexMatrix result (nr, nc);
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3916
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3917 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	3918 {
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3919 int columns_are_real_only = 1;
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3920 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	3921 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3922 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3923 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	3924 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3925 columns_are_real_only = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3926 break;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3927 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3928 }
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3929
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3930 if (columns_are_real_only)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3931 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3932 for (octave_idx_type i = 0; i < nr; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3933 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	3934 }
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3935 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3936 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3937 for (octave_idx_type i = 0; i < nr; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3938 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3939 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3940 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	3941 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3942 }
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3943 }
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3944
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3945 return result;
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3946 }
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3947
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3948 ComplexMatrix
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3949 max (const Complex& c, const ComplexMatrix& m)
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3950 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3951 octave_idx_type nr = m.rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3952 octave_idx_type nc = m.columns ();
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3953
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3954 EMPTY_RETURN_CHECK (ComplexMatrix);
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3955
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3956 ComplexMatrix result (nr, nc);
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3957
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3958 for (octave_idx_type j = 0; j < nc; j++)
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3959 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	3960 {
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3961 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3962 result (i, j) = xmax (c, m (i, j));
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 ComplexMatrix& m, const Complex& c)
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 (m (i, j), c);
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& a, const ComplexMatrix& b)
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 = a.rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3992 octave_idx_type nc = a.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 if (nr != b.rows () \|\| nc != b.columns ())
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 (*current_liboctave_error_handler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3997 ("two-arg max expecting args of same size");
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3998 return ComplexMatrix ();
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3999 }
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	4000
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	4001 EMPTY_RETURN_CHECK (ComplexMatrix);
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	4002
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	4003 ComplexMatrix result (nr, nc);
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	4004
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	4005 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	4006 {
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	4007 int columns_are_real_only = 1;
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	4008 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	4009 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	4010 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	4011 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	4012 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	4013 columns_are_real_only = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	4014 break;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	4015 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	4016 }
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	4017
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	4018 if (columns_are_real_only)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	4019 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	4020 for (octave_idx_type i = 0; i < nr; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	4021 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	4022 octave_quit ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	4023 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	4024 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	4025 }
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	4026 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	4027 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	4028 for (octave_idx_type i = 0; i < nr; i++)
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 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	4032 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	4033 }
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	4034 }
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	4035
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	4036 return result;
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
9653 e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4039 ComplexMatrix linspace (const ComplexColumnVector& x1,
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4040 const ComplexColumnVector& x2,
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4041 octave_idx_type n)
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4042
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4043 {
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4044 if (n < 1) n = 1;
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4045
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4046 octave_idx_type m = x1.length ();
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4047
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4048 if (x2.length () != m)
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4049 (*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	4050
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4051 NoAlias<ComplexMatrix> retval;
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4052
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4053 retval.clear (m, n);
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4054 for (octave_idx_type i = 0; i < m; i++)
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4055 retval(i, 0) = x1(i);
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4056
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4057 // 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	4058 Complex *delta = &retval(0, n-1);
9653 e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4059 for (octave_idx_type i = 0; i < m; i++)
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4060 delta[i] = (x2(i) - x1(i)) / (n - 1.0);
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4061
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4062 for (octave_idx_type j = 1; j < n-1; j++)
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4063 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	4064 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	4065
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4066 for (octave_idx_type i = 0; i < m; i++)
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4067 retval(i, n-1) = x2(i);
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4068
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4069 return retval;
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
9578 7dafdb8b062f refactor comparison ops implementations Jaroslav Hajek <highegg@gmail.com> parents: 9553 diff changeset	4072 MS_CMP_OPS (ComplexMatrix, Complex)
9550 3d6a9aea2aea refactor binary & bool ops in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9528 diff changeset	4073 MS_BOOL_OPS (ComplexMatrix, Complex)
2870 3241d0057e78 [project @ 1997-04-19 01:21:29 by jwe] jwe parents: 2847 diff changeset	4074
9578 7dafdb8b062f refactor comparison ops implementations Jaroslav Hajek <highegg@gmail.com> parents: 9553 diff changeset	4075 SM_CMP_OPS (Complex, ComplexMatrix)
9550 3d6a9aea2aea refactor binary & bool ops in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9528 diff changeset	4076 SM_BOOL_OPS (Complex, ComplexMatrix)
2870 3241d0057e78 [project @ 1997-04-19 01:21:29 by jwe] jwe parents: 2847 diff changeset	4077
9578 7dafdb8b062f refactor comparison ops implementations Jaroslav Hajek <highegg@gmail.com> parents: 9553 diff changeset	4078 MM_CMP_OPS (ComplexMatrix, ComplexMatrix)
9550 3d6a9aea2aea refactor binary & bool ops in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9528 diff changeset	4079 MM_BOOL_OPS (ComplexMatrix, ComplexMatrix)

Mercurial > hg > octave-nkf

annotate liboctave/CMatrix.cc @ 10779:add87b12e63c