octave-nkf: liboctave/array/CMatrix.cc annotate

annotate liboctave/array/CMatrix.cc @ 19898:4197fc428c7d

maint: Update copyright notices for 2015.

author	John W. Eaton <jwe@octave.org>
date	Wed, 11 Feb 2015 14:19:08 -0500
parents	cb35d695713c
children	17d647821d61

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
19898 4197fc428c7d maint: Update copyright notices for 2015. John W. Eaton <jwe@octave.org> parents: 19654 diff changeset	4 Copyright (C) 1994-2015 John W. Eaton
11523 fd0a3ac60b0e update copyright notices John W. Eaton <jwe@octave.org> parents: 11518 diff changeset	5 Copyright (C) 2008-2009 Jaroslav Hajek
9601 a9b37bae1802 add a couple of missing copyright statements Jaroslav Hajek <highegg@gmail.com> parents: 9578 diff changeset	6 Copyright (C) 2009 VZLU Prague, a.s.
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	7
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	8 This file is part of Octave.
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	9
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	10 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	11 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	12 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	13 option) any later version.
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	14
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	15 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	16 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	17 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	18 for more details.
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	19
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	20 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	21 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	22 <http://www.gnu.org/licenses/>.
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	23
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 #ifdef HAVE_CONFIG_H
1192 b6360f2d4fa6 [project @ 1995-03-30 21:38:35 by jwe] jwe parents: 1011 diff changeset	27 #include <config.h>
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	28 #endif
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	29
1367 9f9131a8d706 [project @ 1995-09-06 00:07:03 by jwe] jwe parents: 1365 diff changeset	30 #include <cfloat>
9f9131a8d706 [project @ 1995-09-06 00:07:03 by jwe] jwe parents: 1365 diff changeset	31
3503 d14c483b3c12 [project @ 2000-02-01 04:06:07 by jwe] jwe parents: 3480 diff changeset	32 #include <iostream>
6209 15b299f6803d [project @ 2006-12-07 01:17:26 by jwe] jwe parents: 6207 diff changeset	33 #include <vector>
1367 9f9131a8d706 [project @ 1995-09-06 00:07:03 by jwe] jwe parents: 1365 diff changeset	34
5775 ace8d8d26933 [project @ 2006-04-24 19:13:06 by jwe] jwe parents: 5717 diff changeset	35 // FIXME
2443 4d941ba99862 [project @ 1996-10-30 18:51:26 by jwe] jwe parents: 2408 diff changeset	36 #include <sys/types.h>
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	37
4669 334a27c8f453 [project @ 2003-11-26 07:02:42 by jwe] jwe parents: 4593 diff changeset	38 #include "Array-util.h"
19461 65554f5847ac don't include oct-locbuf.h in header files unnecessarily John W. Eaton <jwe@octave.org> parents: 19257 diff changeset	39 #include "boolMatrix.h"
65554f5847ac don't include oct-locbuf.h in header files unnecessarily John W. Eaton <jwe@octave.org> parents: 19257 diff changeset	40 #include "chMatrix.h"
65554f5847ac don't include oct-locbuf.h in header files unnecessarily John W. Eaton <jwe@octave.org> parents: 19257 diff changeset	41 #include "dMatrix.h"
2828 92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	42 #include "CMatrix.h"
19510 d0c73e23a505 Change inheritance tree so that <T>Matrix inherit from <T>NDArray. Carnë Draug <carandraug@octave.org> parents: 19461 diff changeset	43 #include "CNDArray.h"
19461 65554f5847ac don't include oct-locbuf.h in header files unnecessarily John W. Eaton <jwe@octave.org> parents: 19257 diff changeset	44 #include "CRowVector.h"
65554f5847ac don't include oct-locbuf.h in header files unnecessarily John W. Eaton <jwe@octave.org> parents: 19257 diff changeset	45 #include "dRowVector.h"
65554f5847ac don't include oct-locbuf.h in header files unnecessarily John W. Eaton <jwe@octave.org> parents: 19257 diff changeset	46 #include "CDiagMatrix.h"
65554f5847ac don't include oct-locbuf.h in header files unnecessarily John W. Eaton <jwe@octave.org> parents: 19257 diff changeset	47 #include "dDiagMatrix.h"
9523 0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	48 #include "CmplxCHOL.h"
1819 8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	49 #include "CmplxSCHUR.h"
740 d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	50 #include "CmplxSVD.h"
9523 0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	51 #include "DET.h"
1847 2ffe49eb95a5 [project @ 1996-02-03 12:47:55 by jwe] jwe parents: 1819 diff changeset	52 #include "f77-fcn.h"
7503 8c32f95c2639 convert mapper functions to new format David Bateman <dbateman@free.fr> parents: 7488 diff changeset	53 #include "functor.h"
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	54 #include "lo-error.h"
2354 2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	55 #include "lo-ieee.h"
2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	56 #include "lo-mappers.h"
1968 a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: 1950 diff changeset	57 #include "lo-utils.h"
2828 92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	58 #include "mx-cm-dm.h"
9523 0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	59 #include "mx-cm-s.h"
3176 fccab8e7d35f [project @ 1998-05-18 20:33:31 by jwe] jwe parents: 3130 diff changeset	60 #include "mx-dm-cm.h"
1367 9f9131a8d706 [project @ 1995-09-06 00:07:03 by jwe] jwe parents: 1365 diff changeset	61 #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	62 #include "mx-op-defs.h"
1650 23aa282707e8 [project @ 1995-12-20 06:53:12 by jwe] jwe parents: 1574 diff changeset	63 #include "oct-cmplx.h"
9523 0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	64 #include "oct-fftw.h"
0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	65 #include "oct-locbuf.h"
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	66 #include "oct-norm.h"
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	67
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	68 // Fortran functions we call.
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	69
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	70 extern "C"
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	71 {
7477 8b22207ef9ca ilaenv --> xilaenv John W. Eaton <jwe@octave.org> parents: 7476 diff changeset	72 F77_RET_T
11518 141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	73 F77_FUNC (xilaenv, XILAENV) (const octave_idx_type&,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	74 F77_CONST_CHAR_ARG_DECL,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	75 F77_CONST_CHAR_ARG_DECL,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	76 const octave_idx_type&, const octave_idx_type&,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	77 const octave_idx_type&, const octave_idx_type&,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	78 octave_idx_type&
11518 141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	79 F77_CHAR_ARG_LEN_DECL
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	80 F77_CHAR_ARG_LEN_DECL);
7476 e9f10b4c05cf fix workspace size calculation for xGELSD Jason Riedy parents: 7416 diff changeset	81
4552 6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	82 F77_RET_T
6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	83 F77_FUNC (zgebal, ZGEBAL) (F77_CONST_CHAR_ARG_DECL,
11518 141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	84 const octave_idx_type&, Complex*,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	85 const octave_idx_type&, octave_idx_type&,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	86 octave_idx_type&, double*, octave_idx_type&
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 (dgebak, DGEBAK) (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,
11518 141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	92 const octave_idx_type&, const octave_idx_type&,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	93 const octave_idx_type&, double*,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	94 const octave_idx_type&, double*,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	95 const octave_idx_type&, octave_idx_type&
10314 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
6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	100 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	101 F77_CONST_CHAR_ARG_DECL,
11518 141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	102 const octave_idx_type&, const octave_idx_type&,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	103 const octave_idx_type&, const Complex&,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	104 const Complex*, const octave_idx_type&,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	105 const Complex*, const octave_idx_type&,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	106 const Complex&, Complex*, const octave_idx_type&
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	107 F77_CHAR_ARG_LEN_DECL
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	108 F77_CHAR_ARG_LEN_DECL);
4552 6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	109
6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	110 F77_RET_T
5983 ae09df27153f [project @ 2006-09-12 02:15:47 by jwe] jwe parents: 5958 diff changeset	111 F77_FUNC (zgemv, ZGEMV) (F77_CONST_CHAR_ARG_DECL,
11518 141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	112 const octave_idx_type&, const octave_idx_type&,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	113 const Complex&, const Complex*,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	114 const octave_idx_type&, const Complex*,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	115 const octave_idx_type&, const Complex&,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	116 Complex*, const octave_idx_type&
5983 ae09df27153f [project @ 2006-09-12 02:15:47 by jwe] jwe parents: 5958 diff changeset	117 F77_CHAR_ARG_LEN_DECL);
ae09df27153f [project @ 2006-09-12 02:15:47 by jwe] jwe parents: 5958 diff changeset	118
ae09df27153f [project @ 2006-09-12 02:15:47 by jwe] jwe parents: 5958 diff changeset	119 F77_RET_T
11518 141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	120 F77_FUNC (xzdotu, XZDOTU) (const octave_idx_type&, const Complex*,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	121 const octave_idx_type&, const Complex*,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	122 const octave_idx_type&, Complex&);
5983 ae09df27153f [project @ 2006-09-12 02:15:47 by jwe] jwe parents: 5958 diff changeset	123
ae09df27153f [project @ 2006-09-12 02:15:47 by jwe] jwe parents: 5958 diff changeset	124 F77_RET_T
11518 141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	125 F77_FUNC (xzdotc, XZDOTC) (const octave_idx_type&, const Complex*,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	126 const octave_idx_type&, const Complex*,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	127 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	128
5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	129 F77_RET_T
7801 776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	130 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	131 F77_CONST_CHAR_ARG_DECL,
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	132 const octave_idx_type&, const octave_idx_type&,
11518 141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	133 const Complex&, const Complex*,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	134 const octave_idx_type&, const Complex&,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	135 Complex*, const octave_idx_type&
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	136 F77_CHAR_ARG_LEN_DECL
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	137 F77_CHAR_ARG_LEN_DECL);
7801 776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	138
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	139 F77_RET_T
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	140 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	141 F77_CONST_CHAR_ARG_DECL,
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	142 const octave_idx_type&, const octave_idx_type&,
11518 141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	143 const double&, const Complex*,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	144 const octave_idx_type&, const double&, Complex*,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	145 const octave_idx_type&
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	146 F77_CHAR_ARG_LEN_DECL
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	147 F77_CHAR_ARG_LEN_DECL);
7801 776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	148
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	149 F77_RET_T
11518 141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	150 F77_FUNC (zgetrf, ZGETRF) (const octave_idx_type&, const octave_idx_type&,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	151 Complex*, const octave_idx_type&,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	152 octave_idx_type*, octave_idx_type&);
4552 6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	153
6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	154 F77_RET_T
6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	155 F77_FUNC (zgetrs, ZGETRS) (F77_CONST_CHAR_ARG_DECL,
11518 141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	156 const octave_idx_type&, const octave_idx_type&,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	157 Complex*, const octave_idx_type&,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	158 const octave_idx_type, Complex,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	159 const octave_idx_type&, octave_idx_type&
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	160 F77_CHAR_ARG_LEN_DECL);
4552 6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	161
6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	162 F77_RET_T
11518 141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	163 F77_FUNC (zgetri, ZGETRI) (const octave_idx_type&, Complex*,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	164 const octave_idx_type&, const octave_idx_type*,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	165 Complex*, const octave_idx_type&,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	166 octave_idx_type&);
4552 6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	167
6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	168 F77_RET_T
6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	169 F77_FUNC (zgecon, ZGECON) (F77_CONST_CHAR_ARG_DECL,
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	170 const octave_idx_type&, Complex*,
12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	171 const octave_idx_type&, const double&, double&,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	172 Complex, double, octave_idx_type&
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	173 F77_CHAR_ARG_LEN_DECL);
4552 6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	174
6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	175 F77_RET_T
11518 141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	176 F77_FUNC (zgelsy, ZGELSY) (const octave_idx_type&, const octave_idx_type&,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	177 const octave_idx_type&, Complex*,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	178 const octave_idx_type&, Complex*,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	179 const octave_idx_type&, octave_idx_type*,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	180 double&, octave_idx_type&, Complex*,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	181 const octave_idx_type&, double*,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	182 octave_idx_type&);
7072 b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	183
b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	184 F77_RET_T
11518 141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	185 F77_FUNC (zgelsd, ZGELSD) (const octave_idx_type&, const octave_idx_type&,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	186 const octave_idx_type&, Complex*,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	187 const octave_idx_type&, Complex*,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	188 const octave_idx_type&, double*, double&,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	189 octave_idx_type&, Complex*,
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	190 const octave_idx_type&, double*,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	191 octave_idx_type*, octave_idx_type&);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	192
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	193 F77_RET_T
11518 141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	194 F77_FUNC (zpotrf, ZPOTRF) (F77_CONST_CHAR_ARG_DECL,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	195 const octave_idx_type&, Complex*,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	196 const octave_idx_type&, octave_idx_type&
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	197 F77_CHAR_ARG_LEN_DECL);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	198
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	199 F77_RET_T
11518 141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	200 F77_FUNC (zpocon, ZPOCON) (F77_CONST_CHAR_ARG_DECL,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	201 const octave_idx_type&, Complex*,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	202 const octave_idx_type&, const double&,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	203 double&, Complex, double, octave_idx_type&
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	204 F77_CHAR_ARG_LEN_DECL);
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	205
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	206 F77_RET_T
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	207 F77_FUNC (zpotrs, ZPOTRS) (F77_CONST_CHAR_ARG_DECL,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	208 const octave_idx_type&, const octave_idx_type&,
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	209 const Complex, const octave_idx_type&, Complex,
11518 141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	210 const octave_idx_type&, octave_idx_type&
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	211 F77_CHAR_ARG_LEN_DECL);
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	212
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	213 F77_RET_T
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	214 F77_FUNC (ztrtri, ZTRTRI) (F77_CONST_CHAR_ARG_DECL,
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	215 F77_CONST_CHAR_ARG_DECL,
12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	216 const octave_idx_type&, const Complex*,
12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	217 const octave_idx_type&, octave_idx_type&
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	218 F77_CHAR_ARG_LEN_DECL
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	219 F77_CHAR_ARG_LEN_DECL);
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	220
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	221 F77_RET_T
11518 141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	222 F77_FUNC (ztrcon, ZTRCON) (F77_CONST_CHAR_ARG_DECL,
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	223 F77_CONST_CHAR_ARG_DECL,
11518 141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	224 F77_CONST_CHAR_ARG_DECL,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	225 const octave_idx_type&, const Complex*,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	226 const octave_idx_type&, double&,
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	227 Complex, double, octave_idx_type&
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	228 F77_CHAR_ARG_LEN_DECL
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	229 F77_CHAR_ARG_LEN_DECL
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	230 F77_CHAR_ARG_LEN_DECL);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	231
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	232 F77_RET_T
11518 141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	233 F77_FUNC (ztrtrs, ZTRTRS) (F77_CONST_CHAR_ARG_DECL,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	234 F77_CONST_CHAR_ARG_DECL,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	235 F77_CONST_CHAR_ARG_DECL,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	236 const octave_idx_type&, const octave_idx_type&,
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	237 const Complex, const octave_idx_type&, Complex,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	238 const octave_idx_type&, octave_idx_type&
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	239 F77_CHAR_ARG_LEN_DECL
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	240 F77_CHAR_ARG_LEN_DECL
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	241 F77_CHAR_ARG_LEN_DECL);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	242
4552 6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	243 F77_RET_T
11518 141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	244 F77_FUNC (zlartg, ZLARTG) (const Complex&, const Complex&, double&,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	245 Complex&, Complex&);
4552 6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	246
6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	247 F77_RET_T
6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	248 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	249 F77_CONST_CHAR_ARG_DECL,
11518 141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	250 const octave_idx_type&, const octave_idx_type&,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	251 const octave_idx_type&, const Complex*,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	252 const octave_idx_type&, const Complex*,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	253 const octave_idx_type&, const Complex*,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	254 const octave_idx_type&, double&, octave_idx_type&
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	255 F77_CHAR_ARG_LEN_DECL
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	256 F77_CHAR_ARG_LEN_DECL);
4552 6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	257
6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	258 F77_RET_T
6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	259 F77_FUNC (xzlange, XZLANGE) (F77_CONST_CHAR_ARG_DECL,
11518 141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	260 const octave_idx_type&, const octave_idx_type&,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	261 const Complex*, const octave_idx_type&,
141b3fb5cef7 style fixes John W. Eaton <jwe@octave.org> parents: 11516 diff changeset	262 double*, double&
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	263 F77_CHAR_ARG_LEN_DECL);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	264 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	265
2354 2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	266 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	267
1360 7eb93d12654c [project @ 1995-09-05 21:51:54 by jwe] jwe parents: 1321 diff changeset	268 // Complex Matrix class
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	269
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	270 ComplexMatrix::ComplexMatrix (const Matrix& a)
19510 d0c73e23a505 Change inheritance tree so that <T>Matrix inherit from <T>NDArray. Carnë Draug <carandraug@octave.org> parents: 19461 diff changeset	271 : ComplexNDArray (a)
458 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 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	274
2349 b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	275 ComplexMatrix::ComplexMatrix (const RowVector& rv)
19510 d0c73e23a505 Change inheritance tree so that <T>Matrix inherit from <T>NDArray. Carnë Draug <carandraug@octave.org> parents: 19461 diff changeset	276 : ComplexNDArray (rv)
2349 b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	277 {
b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	278 }
b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	279
b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	280 ComplexMatrix::ComplexMatrix (const ColumnVector& cv)
19510 d0c73e23a505 Change inheritance tree so that <T>Matrix inherit from <T>NDArray. Carnë Draug <carandraug@octave.org> parents: 19461 diff changeset	281 : ComplexNDArray (cv)
2349 b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	282 {
b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	283 }
b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	284
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	285 ComplexMatrix::ComplexMatrix (const DiagMatrix& a)
19510 d0c73e23a505 Change inheritance tree so that <T>Matrix inherit from <T>NDArray. Carnë Draug <carandraug@octave.org> parents: 19461 diff changeset	286 : ComplexNDArray (a.dims (), 0.0)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	287 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	288 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	289 elem (i, i) = a.elem (i, i);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	290 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	291
19586 385499581a5e allow disabling of permutation and diagonal matrices John W. Eaton <jwe@octave.org> parents: 19535 diff changeset	292 ComplexMatrix::ComplexMatrix (const MDiagArray2<double>& a)
385499581a5e allow disabling of permutation and diagonal matrices John W. Eaton <jwe@octave.org> parents: 19535 diff changeset	293 : ComplexNDArray (a.dims (), 0.0)
385499581a5e allow disabling of permutation and diagonal matrices John W. Eaton <jwe@octave.org> parents: 19535 diff changeset	294 {
385499581a5e allow disabling of permutation and diagonal matrices John W. Eaton <jwe@octave.org> parents: 19535 diff changeset	295 for (octave_idx_type i = 0; i < a.length (); i++)
385499581a5e allow disabling of permutation and diagonal matrices John W. Eaton <jwe@octave.org> parents: 19535 diff changeset	296 elem (i, i) = a.elem (i, i);
385499581a5e allow disabling of permutation and diagonal matrices John W. Eaton <jwe@octave.org> parents: 19535 diff changeset	297 }
385499581a5e allow disabling of permutation and diagonal matrices John W. Eaton <jwe@octave.org> parents: 19535 diff changeset	298
385499581a5e allow disabling of permutation and diagonal matrices John W. Eaton <jwe@octave.org> parents: 19535 diff changeset	299 ComplexMatrix::ComplexMatrix (const DiagArray2<double>& a)
385499581a5e allow disabling of permutation and diagonal matrices John W. Eaton <jwe@octave.org> parents: 19535 diff changeset	300 : ComplexNDArray (a.dims (), 0.0)
385499581a5e allow disabling of permutation and diagonal matrices John W. Eaton <jwe@octave.org> parents: 19535 diff changeset	301 {
385499581a5e allow disabling of permutation and diagonal matrices John W. Eaton <jwe@octave.org> parents: 19535 diff changeset	302 for (octave_idx_type i = 0; i < a.length (); i++)
385499581a5e allow disabling of permutation and diagonal matrices John W. Eaton <jwe@octave.org> parents: 19535 diff changeset	303 elem (i, i) = a.elem (i, i);
385499581a5e allow disabling of permutation and diagonal matrices John W. Eaton <jwe@octave.org> parents: 19535 diff changeset	304 }
385499581a5e allow disabling of permutation and diagonal matrices John W. Eaton <jwe@octave.org> parents: 19535 diff changeset	305
2349 b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	306 ComplexMatrix::ComplexMatrix (const ComplexRowVector& rv)
19510 d0c73e23a505 Change inheritance tree so that <T>Matrix inherit from <T>NDArray. Carnë Draug <carandraug@octave.org> parents: 19461 diff changeset	307 : ComplexNDArray (rv)
2349 b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	308 {
b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	309 }
b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	310
b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	311 ComplexMatrix::ComplexMatrix (const ComplexColumnVector& cv)
19510 d0c73e23a505 Change inheritance tree so that <T>Matrix inherit from <T>NDArray. Carnë Draug <carandraug@octave.org> parents: 19461 diff changeset	312 : ComplexNDArray (cv)
2349 b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	313 {
b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	314 }
b369227ce3d2 [project @ 1996-07-27 07:59:20 by jwe] jwe parents: 1993 diff changeset	315
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	316 ComplexMatrix::ComplexMatrix (const ComplexDiagMatrix& a)
19510 d0c73e23a505 Change inheritance tree so that <T>Matrix inherit from <T>NDArray. Carnë Draug <carandraug@octave.org> parents: 19461 diff changeset	317 : ComplexNDArray (a.dims (), 0.0)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	318 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	319 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	320 elem (i, i) = a.elem (i, i);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	321 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	322
19586 385499581a5e allow disabling of permutation and diagonal matrices John W. Eaton <jwe@octave.org> parents: 19535 diff changeset	323 ComplexMatrix::ComplexMatrix (const MDiagArray2<Complex>& a)
385499581a5e allow disabling of permutation and diagonal matrices John W. Eaton <jwe@octave.org> parents: 19535 diff changeset	324 : ComplexNDArray (a.dims (), 0.0)
385499581a5e allow disabling of permutation and diagonal matrices John W. Eaton <jwe@octave.org> parents: 19535 diff changeset	325 {
385499581a5e allow disabling of permutation and diagonal matrices John W. Eaton <jwe@octave.org> parents: 19535 diff changeset	326 for (octave_idx_type i = 0; i < a.length (); i++)
385499581a5e allow disabling of permutation and diagonal matrices John W. Eaton <jwe@octave.org> parents: 19535 diff changeset	327 elem (i, i) = a.elem (i, i);
385499581a5e allow disabling of permutation and diagonal matrices John W. Eaton <jwe@octave.org> parents: 19535 diff changeset	328 }
385499581a5e allow disabling of permutation and diagonal matrices John W. Eaton <jwe@octave.org> parents: 19535 diff changeset	329
385499581a5e allow disabling of permutation and diagonal matrices John W. Eaton <jwe@octave.org> parents: 19535 diff changeset	330 ComplexMatrix::ComplexMatrix (const DiagArray2<Complex>& a)
385499581a5e allow disabling of permutation and diagonal matrices John W. Eaton <jwe@octave.org> parents: 19535 diff changeset	331 : ComplexNDArray (a.dims (), 0.0)
385499581a5e allow disabling of permutation and diagonal matrices John W. Eaton <jwe@octave.org> parents: 19535 diff changeset	332 {
385499581a5e allow disabling of permutation and diagonal matrices John W. Eaton <jwe@octave.org> parents: 19535 diff changeset	333 for (octave_idx_type i = 0; i < a.length (); i++)
385499581a5e allow disabling of permutation and diagonal matrices John W. Eaton <jwe@octave.org> parents: 19535 diff changeset	334 elem (i, i) = a.elem (i, i);
385499581a5e allow disabling of permutation and diagonal matrices John W. Eaton <jwe@octave.org> parents: 19535 diff changeset	335 }
385499581a5e allow disabling of permutation and diagonal matrices John W. Eaton <jwe@octave.org> parents: 19535 diff changeset	336
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	337 // FIXME: could we use a templated mixed-type copy function here?
1574 dd7d27461567 [project @ 1995-10-19 04:34:20 by jwe] jwe parents: 1561 diff changeset	338
2828 92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	339 ComplexMatrix::ComplexMatrix (const boolMatrix& a)
19510 d0c73e23a505 Change inheritance tree so that <T>Matrix inherit from <T>NDArray. Carnë Draug <carandraug@octave.org> parents: 19461 diff changeset	340 : ComplexNDArray (a)
2828 92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	341 {
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	342 }
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	343
1574 dd7d27461567 [project @ 1995-10-19 04:34:20 by jwe] jwe parents: 1561 diff changeset	344 ComplexMatrix::ComplexMatrix (const charMatrix& a)
19510 d0c73e23a505 Change inheritance tree so that <T>Matrix inherit from <T>NDArray. Carnë Draug <carandraug@octave.org> parents: 19461 diff changeset	345 : ComplexNDArray (a.dims (), 0.0)
1574 dd7d27461567 [project @ 1995-10-19 04:34:20 by jwe] jwe parents: 1561 diff changeset	346 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	347 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	348 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	349 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	350 }
dd7d27461567 [project @ 1995-10-19 04:34:20 by jwe] jwe parents: 1561 diff changeset	351
9663 7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	352 ComplexMatrix::ComplexMatrix (const Matrix& re, const Matrix& im)
19510 d0c73e23a505 Change inheritance tree so that <T>Matrix inherit from <T>NDArray. Carnë Draug <carandraug@octave.org> parents: 19461 diff changeset	353 : ComplexNDArray (re.dims ())
9663 7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	354 {
7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	355 if (im.rows () != rows () \|\| im.cols () != cols ())
7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	356 (*current_liboctave_error_handler) ("complex: internal error");
7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	357
7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	358 octave_idx_type nel = numel ();
7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	359 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	360 xelem (i) = Complex (re(i), im(i));
7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	361 }
7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	362
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	363 bool
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	364 ComplexMatrix::operator == (const ComplexMatrix& a) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	365 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	366 if (rows () != a.rows () \|\| cols () != a.cols ())
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	367 return false;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	368
9550 3d6a9aea2aea refactor binary & bool ops in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9528 diff changeset	369 return mx_inline_equal (length (), data (), a.data ());
458 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
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	372 bool
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	373 ComplexMatrix::operator != (const ComplexMatrix& a) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	374 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	375 return !(*this == a);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	376 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	377
2815 33486d9e2d00 [project @ 1997-03-14 08:24:46 by jwe] jwe parents: 2800 diff changeset	378 bool
33486d9e2d00 [project @ 1997-03-14 08:24:46 by jwe] jwe parents: 2800 diff changeset	379 ComplexMatrix::is_hermitian (void) const
33486d9e2d00 [project @ 1997-03-14 08:24:46 by jwe] jwe parents: 2800 diff changeset	380 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	381 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	382 octave_idx_type nc = cols ();
2815 33486d9e2d00 [project @ 1997-03-14 08:24:46 by jwe] jwe parents: 2800 diff changeset	383
33486d9e2d00 [project @ 1997-03-14 08:24:46 by jwe] jwe parents: 2800 diff changeset	384 if (is_square () && nr > 0)
33486d9e2d00 [project @ 1997-03-14 08:24:46 by jwe] jwe parents: 2800 diff changeset	385 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	386 for (octave_idx_type i = 0; i < nr; i++)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	387 for (octave_idx_type j = i; j < nc; j++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	388 if (elem (i, j) != conj (elem (j, i)))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	389 return false;
2815 33486d9e2d00 [project @ 1997-03-14 08:24:46 by jwe] jwe parents: 2800 diff changeset	390
33486d9e2d00 [project @ 1997-03-14 08:24:46 by jwe] jwe parents: 2800 diff changeset	391 return true;
33486d9e2d00 [project @ 1997-03-14 08:24:46 by jwe] jwe parents: 2800 diff changeset	392 }
33486d9e2d00 [project @ 1997-03-14 08:24:46 by jwe] jwe parents: 2800 diff changeset	393
33486d9e2d00 [project @ 1997-03-14 08:24:46 by jwe] jwe parents: 2800 diff changeset	394 return false;
33486d9e2d00 [project @ 1997-03-14 08:24:46 by jwe] jwe parents: 2800 diff changeset	395 }
33486d9e2d00 [project @ 1997-03-14 08:24:46 by jwe] jwe parents: 2800 diff changeset	396
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	397 // destructive insert/delete/reorder operations
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	398
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	399 ComplexMatrix&
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	400 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	401 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	402 octave_idx_type a_nr = a.rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	403 octave_idx_type a_nc = a.cols ();
1699 0c6d3b73bf69 [project @ 1996-01-07 02:36:50 by jwe] jwe parents: 1657 diff changeset	404
0c6d3b73bf69 [project @ 1996-01-07 02:36:50 by jwe] jwe parents: 1657 diff changeset	405 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	406 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	407 (*current_liboctave_error_handler) ("range error for insert");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	408 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	409 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	410
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	411 if (a_nr >0 && a_nc > 0)
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	412 {
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	413 make_unique ();
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	414
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	415 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	416 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	417 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	418 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	419
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	420 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	421 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	422
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	423 ComplexMatrix&
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	424 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	425 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	426 octave_idx_type a_len = a.length ();
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	427
1699 0c6d3b73bf69 [project @ 1996-01-07 02:36:50 by jwe] jwe parents: 1657 diff changeset	428 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	429 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	430 (*current_liboctave_error_handler) ("range error for insert");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	431 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	432 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	433
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	434 if (a_len > 0)
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	435 {
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	436 make_unique ();
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	437
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	438 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	439 xelem (r, c+i) = a.elem (i);
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	440 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	441
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	442 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	443 }
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 ComplexMatrix&
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	446 ComplexMatrix::insert (const ColumnVector& a,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	447 octave_idx_type r, octave_idx_type c)
458 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 octave_idx_type a_len = a.length ();
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	450
1699 0c6d3b73bf69 [project @ 1996-01-07 02:36:50 by jwe] jwe parents: 1657 diff changeset	451 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	452 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	453 (*current_liboctave_error_handler) ("range error for insert");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	454 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	455 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	456
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	457 if (a_len > 0)
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	458 {
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	459 make_unique ();
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	460
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	461 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	462 xelem (r+i, c) = a.elem (i);
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	463 }
458 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 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	466 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	467
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	468 ComplexMatrix&
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	469 ComplexMatrix::insert (const DiagMatrix& a,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	470 octave_idx_type r, octave_idx_type c)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	471 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	472 octave_idx_type a_nr = a.rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	473 octave_idx_type a_nc = a.cols ();
1699 0c6d3b73bf69 [project @ 1996-01-07 02:36:50 by jwe] jwe parents: 1657 diff changeset	474
0c6d3b73bf69 [project @ 1996-01-07 02:36:50 by jwe] jwe parents: 1657 diff changeset	475 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	476 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	477 (*current_liboctave_error_handler) ("range error for insert");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	478 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	479 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	480
1699 0c6d3b73bf69 [project @ 1996-01-07 02:36:50 by jwe] jwe parents: 1657 diff changeset	481 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	482
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	483 octave_idx_type a_len = a.length ();
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	484
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	485 if (a_len > 0)
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	486 {
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	487 make_unique ();
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	488
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	489 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	490 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	491 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	492
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	493 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	494 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	495
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	496 ComplexMatrix&
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	497 ComplexMatrix::insert (const ComplexMatrix& a,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	498 octave_idx_type r, octave_idx_type c)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	499 {
19510 d0c73e23a505 Change inheritance tree so that <T>Matrix inherit from <T>NDArray. Carnë Draug <carandraug@octave.org> parents: 19461 diff changeset	500 ComplexNDArray::insert (a, r, c);
458 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&
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	505 ComplexMatrix::insert (const ComplexRowVector& a,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	506 octave_idx_type r, octave_idx_type c)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	507 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	508 octave_idx_type a_len = a.length ();
1699 0c6d3b73bf69 [project @ 1996-01-07 02:36:50 by jwe] jwe parents: 1657 diff changeset	509 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	510 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	511 (*current_liboctave_error_handler) ("range error for insert");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	512 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	513 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	514
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	515 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	516 elem (r, c+i) = a.elem (i);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	517
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	518 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	519 }
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 ComplexMatrix&
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	522 ComplexMatrix::insert (const ComplexColumnVector& a,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	523 octave_idx_type r, octave_idx_type c)
458 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 a_len = a.length ();
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	526
1699 0c6d3b73bf69 [project @ 1996-01-07 02:36:50 by jwe] jwe parents: 1657 diff changeset	527 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	528 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	529 (*current_liboctave_error_handler) ("range error for insert");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	530 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	531 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	532
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	533 if (a_len > 0)
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	534 {
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	535 make_unique ();
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	536
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	537 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	538 xelem (r+i, c) = a.elem (i);
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	539 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	540
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	541 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	542 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	543
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	544 ComplexMatrix&
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	545 ComplexMatrix::insert (const ComplexDiagMatrix& a,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	546 octave_idx_type r, octave_idx_type c)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	547 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	548 octave_idx_type a_nr = a.rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	549 octave_idx_type a_nc = a.cols ();
1699 0c6d3b73bf69 [project @ 1996-01-07 02:36:50 by jwe] jwe parents: 1657 diff changeset	550
0c6d3b73bf69 [project @ 1996-01-07 02:36:50 by jwe] jwe parents: 1657 diff changeset	551 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	552 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	553 (*current_liboctave_error_handler) ("range error for insert");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	554 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	555 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	556
1699 0c6d3b73bf69 [project @ 1996-01-07 02:36:50 by jwe] jwe parents: 1657 diff changeset	557 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	558
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	559 octave_idx_type a_len = a.length ();
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	560
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	561 if (a_len > 0)
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	562 {
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	563 make_unique ();
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	564
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	565 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	566 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	567 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	568
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	569 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	570 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	571
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	572 ComplexMatrix&
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	573 ComplexMatrix::fill (double val)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	574 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	575 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	576 octave_idx_type nc = cols ();
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	577
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	578 if (nr > 0 && nc > 0)
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	579 {
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	580 make_unique ();
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	581
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	582 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	583 for (octave_idx_type i = 0; i < nr; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	584 xelem (i, j) = val;
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	585 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	586
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	587 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	588 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	589
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	590 ComplexMatrix&
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	591 ComplexMatrix::fill (const Complex& val)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	592 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	593 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	594 octave_idx_type nc = cols ();
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	595
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	596 if (nr > 0 && nc > 0)
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	597 {
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	598 make_unique ();
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	599
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	600 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	601 for (octave_idx_type i = 0; i < nr; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	602 xelem (i, j) = val;
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	603 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	604
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	605 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	606 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	607
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	608 ComplexMatrix&
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	609 ComplexMatrix::fill (double val, octave_idx_type r1, octave_idx_type c1,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	610 octave_idx_type r2, octave_idx_type c2)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	611 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	612 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	613 octave_idx_type nc = cols ();
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	614
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	615 if (r1 < 0 \|\| r2 < 0 \|\| c1 < 0 \|\| c2 < 0
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	616 \|\| r1 >= nr \|\| r2 >= nr \|\| c1 >= nc \|\| c2 >= nc)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	617 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	618 (*current_liboctave_error_handler) ("range error for fill");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	619 return *this;
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
17663 7975d75f933c Use std::swap in liboctave instead of temporary variable. Rik <rik@octave.org> parents: 16300 diff changeset	622 if (r1 > r2) { std::swap (r1, r2); }
7975d75f933c Use std::swap in liboctave instead of temporary variable. Rik <rik@octave.org> parents: 16300 diff changeset	623 if (c1 > c2) { std::swap (c1, c2); }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	624
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	625 if (r2 >= r1 && c2 >= c1)
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	626 {
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	627 make_unique ();
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	628
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	629 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	630 for (octave_idx_type i = r1; i <= r2; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	631 xelem (i, j) = val;
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	632 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	633
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	634 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	635 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	636
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	637 ComplexMatrix&
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	638 ComplexMatrix::fill (const Complex& val, octave_idx_type r1, octave_idx_type c1,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	639 octave_idx_type r2, octave_idx_type c2)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	640 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	641 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	642 octave_idx_type nc = cols ();
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	643
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	644 if (r1 < 0 \|\| r2 < 0 \|\| c1 < 0 \|\| c2 < 0
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	645 \|\| r1 >= nr \|\| r2 >= nr \|\| c1 >= nc \|\| c2 >= nc)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	646 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	647 (*current_liboctave_error_handler) ("range error for fill");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	648 return *this;
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
17663 7975d75f933c Use std::swap in liboctave instead of temporary variable. Rik <rik@octave.org> parents: 16300 diff changeset	651 if (r1 > r2) { std::swap (r1, r2); }
7975d75f933c Use std::swap in liboctave instead of temporary variable. Rik <rik@octave.org> parents: 16300 diff changeset	652 if (c1 > c2) { std::swap (c1, c2); }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	653
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	654 if (r2 >= r1 && c2 >=c1)
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	655 {
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	656 make_unique ();
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	657
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	658 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	659 for (octave_idx_type i = r1; i <= r2; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	660 xelem (i, j) = val;
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	661 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	662
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	663 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	664 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	665
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	666 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	667 ComplexMatrix::append (const Matrix& a) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	668 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	669 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	670 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	671 if (nr != a.rows ())
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	672 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	673 (*current_liboctave_error_handler) ("row dimension mismatch for append");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	674 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	675 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	676
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	677 octave_idx_type nc_insert = nc;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	678 ComplexMatrix retval (nr, nc + a.cols ());
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	679 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	680 retval.insert (a, 0, nc_insert);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	681 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	682 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	683
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	684 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	685 ComplexMatrix::append (const RowVector& a) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	686 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	687 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	688 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	689 if (nr != 1)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	690 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	691 (*current_liboctave_error_handler) ("row dimension mismatch for append");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	692 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	693 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	694
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	695 octave_idx_type nc_insert = nc;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	696 ComplexMatrix retval (nr, nc + a.length ());
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	697 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	698 retval.insert (a, 0, nc_insert);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	699 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	700 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	701
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	702 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	703 ComplexMatrix::append (const ColumnVector& a) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	704 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	705 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	706 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	707 if (nr != a.length ())
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	708 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	709 (*current_liboctave_error_handler) ("row dimension mismatch for append");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	710 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	711 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	712
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	713 octave_idx_type nc_insert = nc;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	714 ComplexMatrix retval (nr, nc + 1);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	715 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	716 retval.insert (a, 0, nc_insert);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	717 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	718 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	719
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	720 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	721 ComplexMatrix::append (const DiagMatrix& a) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	722 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	723 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	724 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	725 if (nr != a.rows ())
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	726 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	727 (*current_liboctave_error_handler) ("row dimension mismatch for append");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	728 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	729 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	730
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	731 octave_idx_type nc_insert = nc;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	732 ComplexMatrix retval (nr, nc + a.cols ());
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	733 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	734 retval.insert (a, 0, nc_insert);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	735 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	736 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	737
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	738 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	739 ComplexMatrix::append (const ComplexMatrix& a) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	740 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	741 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	742 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	743 if (nr != a.rows ())
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	744 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	745 (*current_liboctave_error_handler) ("row dimension mismatch for append");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	746 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	747 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	748
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	749 octave_idx_type nc_insert = nc;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	750 ComplexMatrix retval (nr, nc + a.cols ());
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	751 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	752 retval.insert (a, 0, nc_insert);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	753 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	754 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	755
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	756 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	757 ComplexMatrix::append (const ComplexRowVector& a) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	758 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	759 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	760 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	761 if (nr != 1)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	762 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	763 (*current_liboctave_error_handler) ("row dimension mismatch for append");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	764 return *this;
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
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	767 octave_idx_type nc_insert = nc;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	768 ComplexMatrix retval (nr, nc + a.length ());
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	769 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	770 retval.insert (a, 0, nc_insert);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	771 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	772 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	773
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	774 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	775 ComplexMatrix::append (const ComplexColumnVector& a) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	776 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	777 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	778 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	779 if (nr != a.length ())
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	780 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	781 (*current_liboctave_error_handler) ("row dimension mismatch for append");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	782 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	783 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	784
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	785 octave_idx_type nc_insert = nc;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	786 ComplexMatrix retval (nr, nc + 1);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	787 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	788 retval.insert (a, 0, nc_insert);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	789 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	790 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	791
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	792 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	793 ComplexMatrix::append (const ComplexDiagMatrix& a) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	794 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	795 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	796 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	797 if (nr != a.rows ())
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	798 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	799 (*current_liboctave_error_handler) ("row dimension mismatch for append");
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	800 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	801 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	802
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	803 octave_idx_type nc_insert = nc;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	804 ComplexMatrix retval (nr, nc + a.cols ());
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	805 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	806 retval.insert (a, 0, nc_insert);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	807 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	808 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	809
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	810 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	811 ComplexMatrix::stack (const Matrix& a) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	812 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	813 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	814 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	815 if (nc != a.cols ())
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	816 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	817 (*current_liboctave_error_handler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	818 ("column dimension mismatch for stack");
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	819 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	820 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	821
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	822 octave_idx_type nr_insert = nr;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	823 ComplexMatrix retval (nr + a.rows (), nc);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	824 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	825 retval.insert (a, nr_insert, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	826 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	827 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	828
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	829 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	830 ComplexMatrix::stack (const RowVector& a) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	831 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	832 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	833 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	834 if (nc != a.length ())
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	835 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	836 (*current_liboctave_error_handler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	837 ("column dimension mismatch for stack");
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	838 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	839 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	840
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	841 octave_idx_type nr_insert = nr;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	842 ComplexMatrix retval (nr + 1, nc);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	843 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	844 retval.insert (a, nr_insert, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	845 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	846 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	847
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	848 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	849 ComplexMatrix::stack (const ColumnVector& a) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	850 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	851 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	852 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	853 if (nc != 1)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	854 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	855 (*current_liboctave_error_handler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	856 ("column dimension mismatch for stack");
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	857 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	858 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	859
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	860 octave_idx_type nr_insert = nr;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	861 ComplexMatrix retval (nr + a.length (), nc);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	862 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	863 retval.insert (a, nr_insert, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	864 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	865 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	866
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	867 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	868 ComplexMatrix::stack (const DiagMatrix& a) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	869 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	870 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	871 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	872 if (nc != a.cols ())
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	873 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	874 (*current_liboctave_error_handler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	875 ("column dimension mismatch for stack");
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	876 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	877 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	878
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	879 octave_idx_type nr_insert = nr;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	880 ComplexMatrix retval (nr + a.rows (), nc);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	881 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	882 retval.insert (a, nr_insert, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	883 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	884 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	885
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	886 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	887 ComplexMatrix::stack (const ComplexMatrix& a) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	888 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	889 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	890 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	891 if (nc != a.cols ())
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	892 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	893 (*current_liboctave_error_handler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	894 ("column dimension mismatch for stack");
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	895 return *this;
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
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	898 octave_idx_type nr_insert = nr;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	899 ComplexMatrix retval (nr + a.rows (), nc);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	900 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	901 retval.insert (a, nr_insert, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	902 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	903 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	904
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	905 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	906 ComplexMatrix::stack (const ComplexRowVector& a) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	907 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	908 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	909 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	910 if (nc != a.length ())
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	911 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	912 (*current_liboctave_error_handler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	913 ("column dimension mismatch for stack");
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	914 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	915 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	916
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	917 octave_idx_type nr_insert = nr;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	918 ComplexMatrix retval (nr + 1, nc);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	919 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	920 retval.insert (a, nr_insert, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	921 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	922 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	923
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	924 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	925 ComplexMatrix::stack (const ComplexColumnVector& a) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	926 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	927 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	928 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	929 if (nc != 1)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	930 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	931 (*current_liboctave_error_handler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	932 ("column dimension mismatch for stack");
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	933 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	934 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	935
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	936 octave_idx_type nr_insert = nr;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	937 ComplexMatrix retval (nr + a.length (), nc);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	938 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	939 retval.insert (a, nr_insert, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	940 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	941 }
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 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	944 ComplexMatrix::stack (const ComplexDiagMatrix& a) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	945 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	946 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	947 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	948 if (nc != a.cols ())
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	949 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	950 (*current_liboctave_error_handler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	951 ("column dimension mismatch for stack");
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	952 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	953 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	954
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	955 octave_idx_type nr_insert = nr;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	956 ComplexMatrix retval (nr + a.rows (), nc);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	957 retval.insert (*this, 0, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	958 retval.insert (a, nr_insert, 0);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	959 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	960 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	961
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	962 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	963 conj (const ComplexMatrix& a)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	964 {
13107 353c71c76f22 maint: fix compilation problem with g++ -std=c++0x option Júlio Hoffimann <julio.hoffimann@gmail.com> parents: 11596 diff changeset	965 return do_mx_unary_map<Complex, Complex, std::conj<double> > (a);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	966 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	967
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	968 // resize is the destructive equivalent for this one
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	969
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	970 ComplexMatrix
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	971 ComplexMatrix::extract (octave_idx_type r1, octave_idx_type c1,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	972 octave_idx_type r2, octave_idx_type c2) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	973 {
17663 7975d75f933c Use std::swap in liboctave instead of temporary variable. Rik <rik@octave.org> parents: 16300 diff changeset	974 if (r1 > r2) { std::swap (r1, r2); }
7975d75f933c Use std::swap in liboctave instead of temporary variable. Rik <rik@octave.org> parents: 16300 diff changeset	975 if (c1 > c2) { std::swap (c1, c2); }
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	976
10805 8c858a1a2079 simplify Matrix::extract Jaroslav Hajek <highegg@gmail.com> parents: 10779 diff changeset	977 return index (idx_vector (r1, r2+1), idx_vector (c1, c2+1));
4316 236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	978 }
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	979
236c10efcde2 [project @ 2003-02-10 21:57:15 by jwe] jwe parents: 4309 diff changeset	980 ComplexMatrix
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	981 ComplexMatrix::extract_n (octave_idx_type r1, octave_idx_type c1,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	982 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	983 {
10806 7c542263a92a omissions from last two patches Jaroslav Hajek <highegg@gmail.com> parents: 10805 diff changeset	984 return index (idx_vector (r1, r1 + nr), idx_vector (c1, c1 + nc));
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	985 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	986
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	987 // extract row or column i.
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	988
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	989 ComplexRowVector
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	990 ComplexMatrix::row (octave_idx_type i) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	991 {
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	992 return index (idx_vector (i), idx_vector::colon);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	993 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	994
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	995 ComplexColumnVector
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	996 ComplexMatrix::column (octave_idx_type i) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	997 {
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10314 diff changeset	998 return index (idx_vector::colon, idx_vector (i));
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	999 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1000
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1001 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1002 ComplexMatrix::inverse (void) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1003 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1004 octave_idx_type info;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1005 double rcon;
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1006 MatrixType mattype (*this);
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1007 return inverse (mattype, info, rcon, 0, 0);
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1008 }
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1009
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1010 ComplexMatrix
6479 2ee8293554a3 [project @ 2007-04-03 15:30:58 by jwe] jwe parents: 6390 diff changeset	1011 ComplexMatrix::inverse (octave_idx_type& info) const
2ee8293554a3 [project @ 2007-04-03 15:30:58 by jwe] jwe parents: 6390 diff changeset	1012 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1013 double rcon;
6479 2ee8293554a3 [project @ 2007-04-03 15:30:58 by jwe] jwe parents: 6390 diff changeset	1014 MatrixType mattype (*this);
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1015 return inverse (mattype, info, rcon, 0, 0);
6479 2ee8293554a3 [project @ 2007-04-03 15:30:58 by jwe] jwe parents: 6390 diff changeset	1016 }
2ee8293554a3 [project @ 2007-04-03 15:30:58 by jwe] jwe parents: 6390 diff changeset	1017
2ee8293554a3 [project @ 2007-04-03 15:30:58 by jwe] jwe parents: 6390 diff changeset	1018 ComplexMatrix
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1019 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	1020 int calc_cond) const
6479 2ee8293554a3 [project @ 2007-04-03 15:30:58 by jwe] jwe parents: 6390 diff changeset	1021 {
2ee8293554a3 [project @ 2007-04-03 15:30:58 by jwe] jwe parents: 6390 diff changeset	1022 MatrixType mattype (*this);
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1023 return inverse (mattype, info, rcon, force, calc_cond);
6479 2ee8293554a3 [project @ 2007-04-03 15:30:58 by jwe] jwe parents: 6390 diff changeset	1024 }
2ee8293554a3 [project @ 2007-04-03 15:30:58 by jwe] jwe parents: 6390 diff changeset	1025
2ee8293554a3 [project @ 2007-04-03 15:30:58 by jwe] jwe parents: 6390 diff changeset	1026 ComplexMatrix
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1027 ComplexMatrix::inverse (MatrixType &mattype) const
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1028 {
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1029 octave_idx_type info;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1030 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1031 return inverse (mattype, info, rcon, 0, 0);
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1032 }
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 ComplexMatrix
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1035 ComplexMatrix::inverse (MatrixType &mattype, octave_idx_type& info) const
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1036 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1037 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1038 return inverse (mattype, info, rcon, 0, 0);
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::tinverse (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 {
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1045 ComplexMatrix retval;
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1046
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1047 octave_idx_type nr = rows ();
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1048 octave_idx_type nc = cols ();
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1049
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1050 if (nr != nc \|\| nr == 0 \|\| nc == 0)
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1051 (*current_liboctave_error_handler) ("inverse requires square matrix");
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1052 else
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1053 {
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1054 int typ = mattype.type ();
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1055 char uplo = (typ == MatrixType::Lower ? 'L' : 'U');
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1056 char udiag = 'N';
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1057 retval = *this;
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1058 Complex *tmp_data = retval.fortran_vec ();
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1059
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1060 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	1061 F77_CONST_CHAR_ARG2 (&udiag, 1),
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1062 nr, tmp_data, nr, info
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1063 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1064 F77_CHAR_ARG_LEN (1)));
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1065
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	1066 // 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	1067 rcon = 0.0;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1068 if (info != 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1069 info = -1;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1070 else if (calc_cond)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1071 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1072 octave_idx_type ztrcon_info = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1073 char job = '1';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1074
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1075 OCTAVE_LOCAL_BUFFER (Complex, cwork, 2*nr);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1076 OCTAVE_LOCAL_BUFFER (double, rwork, nr);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1077
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1078 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	1079 F77_CONST_CHAR_ARG2 (&uplo, 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1080 F77_CONST_CHAR_ARG2 (&udiag, 1),
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1081 nr, tmp_data, nr, rcon,
12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1082 cwork, rwork, ztrcon_info
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1083 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1084 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1085 F77_CHAR_ARG_LEN (1)));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1086
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1087 if (ztrcon_info != 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1088 info = -1;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1089 }
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1090
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1091 if (info == -1 && ! force)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1092 retval = *this; // Restore matrix contents.
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1093 }
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1094
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1095 return retval;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1096 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1097
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1098 ComplexMatrix
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1099 ComplexMatrix::finverse (MatrixType &mattype, octave_idx_type& info,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1100 double& rcon, int force, int calc_cond) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1101 {
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1102 ComplexMatrix retval;
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1103
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1104 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1105 octave_idx_type nc = cols ();
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1106
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1107 if (nr != nc)
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1108 (*current_liboctave_error_handler) ("inverse requires square matrix");
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1109 else
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1110 {
11570 57632dea2446 attempt better backward compatibility for Array constructors John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	1111 Array<octave_idx_type> ipvt (dim_vector (nr, 1));
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1112 octave_idx_type *pipvt = ipvt.fortran_vec ();
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1113
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1114 retval = *this;
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1115 Complex *tmp_data = retval.fortran_vec ();
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1116
11570 57632dea2446 attempt better backward compatibility for Array constructors John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	1117 Array<Complex> z (dim_vector (1, 1));
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1118 octave_idx_type lwork = -1;
4330 9f86c2055b58 [project @ 2003-02-18 22:31:55 by jwe] jwe parents: 4329 diff changeset	1119
9f86c2055b58 [project @ 2003-02-18 22:31:55 by jwe] jwe parents: 4329 diff changeset	1120 // Query the optimum work array size.
4329 d53c33d93440 [project @ 2003-02-18 20:00:48 by jwe] jwe parents: 4316 diff changeset	1121
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1122 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	1123 z.fortran_vec (), lwork, info));
4329 d53c33d93440 [project @ 2003-02-18 20:00:48 by jwe] jwe parents: 4316 diff changeset	1124
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1125 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	1126 lwork = (lwork < 2 nc ? 2nc : lwork);
11574 a83bad07f7e3 attempt better backward compatibility for Array resize functions John W. Eaton <jwe@octave.org> parents: 11570 diff changeset	1127 z.resize (dim_vector (lwork, 1));
4329 d53c33d93440 [project @ 2003-02-18 20:00:48 by jwe] jwe parents: 4316 diff changeset	1128 Complex *pz = z.fortran_vec ();
d53c33d93440 [project @ 2003-02-18 20:00:48 by jwe] jwe parents: 4316 diff changeset	1129
d53c33d93440 [project @ 2003-02-18 20:00:48 by jwe] jwe parents: 4316 diff changeset	1130 info = 0;
d53c33d93440 [project @ 2003-02-18 20:00:48 by jwe] jwe parents: 4316 diff changeset	1131
4330 9f86c2055b58 [project @ 2003-02-18 22:31:55 by jwe] jwe parents: 4329 diff changeset	1132 // 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	1133 double anorm;
d53c33d93440 [project @ 2003-02-18 20:00:48 by jwe] jwe parents: 4316 diff changeset	1134 if (calc_cond)
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1135 anorm = retval.abs ().sum ().row (static_cast<octave_idx_type>(0))
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1136 .max ();
4329 d53c33d93440 [project @ 2003-02-18 20:00:48 by jwe] jwe parents: 4316 diff changeset	1137
d53c33d93440 [project @ 2003-02-18 20:00:48 by jwe] jwe parents: 4316 diff changeset	1138 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	1139
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	1140 // 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	1141 rcon = 0.0;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1142 if (info != 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1143 info = -1;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1144 else if (calc_cond)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1145 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1146 // Now calculate the condition number for non-singular matrix.
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1147 octave_idx_type zgecon_info = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1148 char job = '1';
11570 57632dea2446 attempt better backward compatibility for Array constructors John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	1149 Array<double> rz (dim_vector (2 * nc, 1));
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1150 double *prz = rz.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1151 F77_XFCN (zgecon, ZGECON, (F77_CONST_CHAR_ARG2 (&job, 1),
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1152 nc, tmp_data, nr, anorm,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1153 rcon, pz, prz, zgecon_info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1154 F77_CHAR_ARG_LEN (1)));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1155
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1156 if (zgecon_info != 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1157 info = -1;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1158 }
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	1159
29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	1160 if (info == -1 && ! force)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1161 retval = *this; // Restore contents.
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1162 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1163 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1164 octave_idx_type zgetri_info = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1165
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1166 F77_XFCN (zgetri, ZGETRI, (nc, tmp_data, nr, pipvt,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1167 pz, lwork, zgetri_info));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1168
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1169 if (zgetri_info != 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1170 info = -1;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1171 }
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1172
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1173 if (info != 0)
14846 460a3c6d8bf1 maint: Use Octave coding convention for cuddled parenthis in function calls with empty argument lists. Rik <octave@nomad.inbox5.com> parents: 14557 diff changeset	1174 mattype.mark_as_rectangular ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1175 }
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1176
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1177 return retval;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1178 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1179
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1180 ComplexMatrix
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1181 ComplexMatrix::inverse (MatrixType &mattype, octave_idx_type& info,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1182 double& rcon, int force, int calc_cond) const
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1183 {
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1184 int typ = mattype.type (false);
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1185 ComplexMatrix ret;
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1186
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1187 if (typ == MatrixType::Unknown)
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1188 typ = mattype.type (*this);
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1189
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1190 if (typ == MatrixType::Upper \|\| typ == MatrixType::Lower)
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1191 ret = tinverse (mattype, info, rcon, force, calc_cond);
6840 2f17d5556756 [project @ 2007-08-29 08:37:47 by dbateman] dbateman parents: 6699 diff changeset	1192 else
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1193 {
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1194 if (mattype.is_hermitian ())
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1195 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1196 ComplexCHOL chol (*this, info, calc_cond);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1197 if (info == 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1198 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1199 if (calc_cond)
14846 460a3c6d8bf1 maint: Use Octave coding convention for cuddled parenthis in function calls with empty argument lists. Rik <octave@nomad.inbox5.com> parents: 14557 diff changeset	1200 rcon = chol.rcond ();
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1201 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1202 rcon = 1.0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1203 ret = chol.inverse ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1204 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1205 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1206 mattype.mark_as_unsymmetric ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1207 }
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1208
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1209 if (!mattype.is_hermitian ())
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1210 ret = finverse (mattype, info, rcon, force, calc_cond);
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1211
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1212 if ((mattype.is_hermitian () \|\| calc_cond) && rcon == 0.)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1213 ret = ComplexMatrix (rows (), columns (), Complex (octave_Inf, 0.));
6207 3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1214 }
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1215
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1216 return ret;
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1217 }
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1218
3c92b8d892dd [project @ 2006-12-06 20:19:14 by dbateman] dbateman parents: 6162 diff changeset	1219 ComplexMatrix
4384 f1fcc371e5ef [project @ 2003-04-23 19:51:57 by jwe] jwe parents: 4349 diff changeset	1220 ComplexMatrix::pseudo_inverse (double tol) const
740 d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1221 {
1549 d1fe5918e16b [project @ 1995-10-08 00:11:52 by jwe] jwe parents: 1367 diff changeset	1222 ComplexMatrix retval;
d1fe5918e16b [project @ 1995-10-08 00:11:52 by jwe] jwe parents: 1367 diff changeset	1223
3480 45742a3b1f7c [project @ 2000-01-26 06:16:41 by jwe] jwe parents: 3469 diff changeset	1224 ComplexSVD result (*this, SVD::economy);
740 d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1225
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1226 DiagMatrix S = result.singular_values ();
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1227 ComplexMatrix U = result.left_singular_matrix ();
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1228 ComplexMatrix V = result.right_singular_matrix ();
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1229
15448 0a0912a9ab6e Replace deprecated DiagArray2<T>::diag calls with DiagArray2<T>::extract_diag Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 15383 diff changeset	1230 ColumnVector sigma = S.extract_diag ();
740 d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1231
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1232 octave_idx_type r = sigma.length () - 1;
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1233 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1234 octave_idx_type nc = cols ();
740 d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1235
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1236 if (tol <= 0.0)
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1237 {
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1238 if (nr > nc)
15220 61822c866ba1 use std::numeric_limits<T>::epsilon in C++ code John W. Eaton <jwe@octave.org> parents: 15212 diff changeset	1239 tol = nr * sigma.elem (0) * std::numeric_limits<double>::epsilon ();
740 d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1240 else
15220 61822c866ba1 use std::numeric_limits<T>::epsilon in C++ code John W. Eaton <jwe@octave.org> parents: 15212 diff changeset	1241 tol = nc * sigma.elem (0) * std::numeric_limits<double>::epsilon ();
740 d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1242 }
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1243
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1244 while (r >= 0 && sigma.elem (r) < tol)
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1245 r--;
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1246
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1247 if (r < 0)
1549 d1fe5918e16b [project @ 1995-10-08 00:11:52 by jwe] jwe parents: 1367 diff changeset	1248 retval = ComplexMatrix (nc, nr, 0.0);
740 d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1249 else
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1250 {
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1251 ComplexMatrix Ur = U.extract (0, 0, nr-1, r);
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1252 DiagMatrix D = DiagMatrix (sigma.extract (0, r)) . inverse ();
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1253 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	1254 retval = Vr * D * Ur.hermitian ();
740 d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1255 }
1549 d1fe5918e16b [project @ 1995-10-08 00:11:52 by jwe] jwe parents: 1367 diff changeset	1256
d1fe5918e16b [project @ 1995-10-08 00:11:52 by jwe] jwe parents: 1367 diff changeset	1257 return retval;
740 d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1258 }
d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1259
9523 0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	1260 #if defined (HAVE_FFTW)
3827 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::fourier (void) const
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1264 {
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1265 size_t nr = rows ();
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1266 size_t nc = cols ();
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1267
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1268 ComplexMatrix retval (nr, nc);
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1269
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1270 size_t npts, nsamples;
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1271
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1272 if (nr == 1 \|\| nc == 1)
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1273 {
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1274 npts = nr > nc ? nr : nc;
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1275 nsamples = 1;
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1276 }
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1277 else
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1278 {
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1279 npts = nr;
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1280 nsamples = nc;
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1281 }
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1282
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1283 const Complex *in (data ());
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1284 Complex *out (retval.fortran_vec ());
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1285
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1286 octave_fftw::fft (in, out, npts, nsamples);
3827 ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1287
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1288 return retval;
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
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1291 ComplexMatrix
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1292 ComplexMatrix::ifourier (void) const
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1293 {
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1294 size_t nr = rows ();
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1295 size_t nc = cols ();
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1296
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1297 ComplexMatrix retval (nr, nc);
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1298
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1299 size_t npts, nsamples;
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1300
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1301 if (nr == 1 \|\| nc == 1)
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1302 {
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1303 npts = nr > nc ? nr : nc;
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1304 nsamples = 1;
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1305 }
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1306 else
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1307 {
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1308 npts = nr;
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1309 nsamples = nc;
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1310 }
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1311
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1312 const Complex *in (data ());
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1313 Complex *out (retval.fortran_vec ());
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1314
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1315 octave_fftw::ifft (in, out, npts, nsamples);
3827 ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1316
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1317 return retval;
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1318 }
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1319
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1320 ComplexMatrix
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1321 ComplexMatrix::fourier2d (void) const
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1322 {
4773 ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1323 dim_vector dv(rows (), cols ());
ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1324
ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1325 ComplexMatrix retval (rows (), cols ());
ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1326 const Complex *in (data ());
ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1327 Complex *out (retval.fortran_vec ());
ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1328
ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1329 octave_fftw::fftNd (in, out, 2, dv);
3827 ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1330
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1331 return retval;
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1332 }
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1333
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1334 ComplexMatrix
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1335 ComplexMatrix::ifourier2d (void) const
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1336 {
4773 ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1337 dim_vector dv(rows (), cols ());
ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1338
ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1339 ComplexMatrix retval (rows (), cols ());
ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1340 const Complex *in (data ());
ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1341 Complex *out (retval.fortran_vec ());
ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1342
ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1343 octave_fftw::ifftNd (in, out, 2, dv);
3827 ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1344
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1345 return retval;
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1346 }
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1347
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1348 #else
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1349
9523 0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	1350 extern "C"
0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	1351 {
0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	1352 // 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	1353 // 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	1354 // 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	1355 // each subroutine.
0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	1356
0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	1357 F77_RET_T
0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	1358 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	1359
0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	1360 F77_RET_T
0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	1361 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	1362
0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	1363 F77_RET_T
0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	1364 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	1365 }
0ce82753dd72 more configure changes for libraries John W. Eaton <jwe@octave.org> parents: 9469 diff changeset	1366
740 d8295febb0df [project @ 1994-09-30 14:42:37 by jwe] jwe parents: 677 diff changeset	1367 ComplexMatrix
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1368 ComplexMatrix::fourier (void) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1369 {
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1370 ComplexMatrix retval;
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1371
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1372 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1373 octave_idx_type nc = cols ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1374
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1375 octave_idx_type npts, nsamples;
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1376
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1377 if (nr == 1 \|\| nc == 1)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1378 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1379 npts = nr > nc ? nr : nc;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1380 nsamples = 1;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1381 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1382 else
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1383 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1384 npts = nr;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1385 nsamples = nc;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1386 }
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 octave_idx_type nn = 4*npts+15;
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1389
19535 fcd9e1198847 CMatrix.cc: Use undeprecated Array constructor (bug #43646). Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19511 diff changeset	1390 Array<Complex> wsave (dim_vector (nn, 1));
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1391 Complex *pwsave = wsave.fortran_vec ();
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1392
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1393 retval = *this;
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1394 Complex *tmp_data = retval.fortran_vec ();
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1395
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7788 diff changeset	1396 F77_FUNC (zffti, ZFFTI) (npts, pwsave);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1397
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1398 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	1399 {
10142 829e69ec3110 make OCTAVE_QUIT a function Jaroslav Hajek <highegg@gmail.com> parents: 10124 diff changeset	1400 octave_quit ();
4153 6b96ce9f5743 [project @ 2002-11-06 20:38:49 by jwe] jwe parents: 4130 diff changeset	1401
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7788 diff changeset	1402 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	1403 }
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1404
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1405 return retval;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1406 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1407
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1408 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1409 ComplexMatrix::ifourier (void) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1410 {
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1411 ComplexMatrix retval;
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1412
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1413 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1414 octave_idx_type nc = cols ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1415
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1416 octave_idx_type npts, nsamples;
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1417
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1418 if (nr == 1 \|\| nc == 1)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1419 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1420 npts = nr > nc ? nr : nc;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1421 nsamples = 1;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1422 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1423 else
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1424 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1425 npts = nr;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1426 nsamples = nc;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1427 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1428
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1429 octave_idx_type nn = 4*npts+15;
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1430
19535 fcd9e1198847 CMatrix.cc: Use undeprecated Array constructor (bug #43646). Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19511 diff changeset	1431 Array<Complex> wsave (dim_vector (nn, 1));
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1432 Complex *pwsave = wsave.fortran_vec ();
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1433
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1434 retval = *this;
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1435 Complex *tmp_data = retval.fortran_vec ();
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1436
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7788 diff changeset	1437 F77_FUNC (zffti, ZFFTI) (npts, pwsave);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1438
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1439 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	1440 {
10142 829e69ec3110 make OCTAVE_QUIT a function Jaroslav Hajek <highegg@gmail.com> parents: 10124 diff changeset	1441 octave_quit ();
4153 6b96ce9f5743 [project @ 2002-11-06 20:38:49 by jwe] jwe parents: 4130 diff changeset	1442
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7788 diff changeset	1443 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	1444 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1445
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1446 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	1447 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	1448
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1449 return retval;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1450 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1451
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1452 ComplexMatrix
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1453 ComplexMatrix::fourier2d (void) const
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1454 {
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1455 ComplexMatrix retval;
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1456
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1457 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1458 octave_idx_type nc = cols ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1459
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1460 octave_idx_type npts, nsamples;
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1461
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1462 if (nr == 1 \|\| nc == 1)
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1463 {
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1464 npts = nr > nc ? nr : nc;
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1465 nsamples = 1;
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1466 }
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1467 else
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1468 {
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1469 npts = nr;
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1470 nsamples = nc;
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
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1473 octave_idx_type nn = 4*npts+15;
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1474
19535 fcd9e1198847 CMatrix.cc: Use undeprecated Array constructor (bug #43646). Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19511 diff changeset	1475 Array<Complex> wsave (dim_vector (nn, 1));
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1476 Complex *pwsave = wsave.fortran_vec ();
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1477
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1478 retval = *this;
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1479 Complex *tmp_data = retval.fortran_vec ();
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1480
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7788 diff changeset	1481 F77_FUNC (zffti, ZFFTI) (npts, pwsave);
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1482
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1483 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	1484 {
10142 829e69ec3110 make OCTAVE_QUIT a function Jaroslav Hajek <highegg@gmail.com> parents: 10124 diff changeset	1485 octave_quit ();
4153 6b96ce9f5743 [project @ 2002-11-06 20:38:49 by jwe] jwe parents: 4130 diff changeset	1486
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7788 diff changeset	1487 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	1488 }
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1489
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1490 npts = nc;
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1491 nsamples = nr;
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1492 nn = 4*npts+15;
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1493
11574 a83bad07f7e3 attempt better backward compatibility for Array resize functions John W. Eaton <jwe@octave.org> parents: 11570 diff changeset	1494 wsave.resize (dim_vector (nn, 1));
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1495 pwsave = wsave.fortran_vec ();
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1496
19535 fcd9e1198847 CMatrix.cc: Use undeprecated Array constructor (bug #43646). Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19511 diff changeset	1497 Array<Complex> tmp (dim_vector (npts, 1));
4773 ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1498 Complex *prow = tmp.fortran_vec ();
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1499
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7788 diff changeset	1500 F77_FUNC (zffti, ZFFTI) (npts, pwsave);
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1501
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1502 for (octave_idx_type j = 0; j < nsamples; j++)
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1503 {
10142 829e69ec3110 make OCTAVE_QUIT a function Jaroslav Hajek <highegg@gmail.com> parents: 10124 diff changeset	1504 octave_quit ();
4153 6b96ce9f5743 [project @ 2002-11-06 20:38:49 by jwe] jwe parents: 4130 diff changeset	1505
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1506 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	1507 prow[i] = tmp_data[i*nr + j];
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1508
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7788 diff changeset	1509 F77_FUNC (zfftf, ZFFTF) (npts, prow, pwsave);
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1510
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1511 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	1512 tmp_data[i*nr + j] = prow[i];
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1513 }
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1514
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1515 return retval;
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1516 }
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1517
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1518 ComplexMatrix
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1519 ComplexMatrix::ifourier2d (void) const
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1520 {
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1521 ComplexMatrix retval;
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1522
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1523 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1524 octave_idx_type nc = cols ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1525
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1526 octave_idx_type npts, nsamples;
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1527
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1528 if (nr == 1 \|\| nc == 1)
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1529 {
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1530 npts = nr > nc ? nr : nc;
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1531 nsamples = 1;
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1532 }
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1533 else
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1534 {
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1535 npts = nr;
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1536 nsamples = nc;
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1537 }
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1538
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1539 octave_idx_type nn = 4*npts+15;
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1540
19535 fcd9e1198847 CMatrix.cc: Use undeprecated Array constructor (bug #43646). Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19511 diff changeset	1541 Array<Complex> wsave (dim_vector (nn, 1));
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1542 Complex *pwsave = wsave.fortran_vec ();
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1543
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1544 retval = *this;
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1545 Complex *tmp_data = retval.fortran_vec ();
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1546
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7788 diff changeset	1547 F77_FUNC (zffti, ZFFTI) (npts, pwsave);
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1548
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1549 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	1550 {
10142 829e69ec3110 make OCTAVE_QUIT a function Jaroslav Hajek <highegg@gmail.com> parents: 10124 diff changeset	1551 octave_quit ();
4153 6b96ce9f5743 [project @ 2002-11-06 20:38:49 by jwe] jwe parents: 4130 diff changeset	1552
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7788 diff changeset	1553 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	1554 }
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1555
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1556 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	1557 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	1558
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1559 npts = nc;
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1560 nsamples = nr;
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1561 nn = 4*npts+15;
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1562
11574 a83bad07f7e3 attempt better backward compatibility for Array resize functions John W. Eaton <jwe@octave.org> parents: 11570 diff changeset	1563 wsave.resize (dim_vector (nn, 1));
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1564 pwsave = wsave.fortran_vec ();
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1565
19535 fcd9e1198847 CMatrix.cc: Use undeprecated Array constructor (bug #43646). Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 19511 diff changeset	1566 Array<Complex> tmp (dim_vector (npts, 1));
4773 ccfbd6047a54 [project @ 2004-02-16 19:02:32 by jwe] jwe parents: 4669 diff changeset	1567 Complex *prow = tmp.fortran_vec ();
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1568
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7788 diff changeset	1569 F77_FUNC (zffti, ZFFTI) (npts, pwsave);
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1570
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1571 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	1572 {
10142 829e69ec3110 make OCTAVE_QUIT a function Jaroslav Hajek <highegg@gmail.com> parents: 10124 diff changeset	1573 octave_quit ();
4153 6b96ce9f5743 [project @ 2002-11-06 20:38:49 by jwe] jwe parents: 4130 diff changeset	1574
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1575 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	1576 prow[i] = tmp_data[i*nr + j];
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1577
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7788 diff changeset	1578 F77_FUNC (zfftb, ZFFTB) (npts, prow, pwsave);
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1579
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1580 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	1581 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	1582 }
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1583
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	1584 return retval;
677 01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1585 }
01da6806197b [project @ 1994-09-08 04:43:13 by jwe] jwe parents: 533 diff changeset	1586
3827 ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1587 #endif
ba548facf43b [project @ 2001-05-02 06:15:06 by jwe] jwe parents: 3769 diff changeset	1588
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1589 ComplexDET
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1590 ComplexMatrix::determinant (void) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1591 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1592 octave_idx_type info;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1593 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1594 return determinant (info, rcon, 0);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1595 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1596
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1597 ComplexDET
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1598 ComplexMatrix::determinant (octave_idx_type& info) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1599 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1600 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1601 return determinant (info, rcon, 0);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1602 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1603
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1604 ComplexDET
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1605 ComplexMatrix::determinant (octave_idx_type& info, double& rcon,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1606 int calc_cond) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1607 {
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1608 MatrixType mattype (*this);
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1609 return determinant (mattype, info, rcon, calc_cond);
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
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1612 ComplexDET
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1613 ComplexMatrix::determinant (MatrixType& mattype,
8806 c7864bb74914 avoid some GCC warnings John W. Eaton <jwe@octave.org> parents: 8801 diff changeset	1614 octave_idx_type& info, double& rcon,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1615 int calc_cond) const
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1616 {
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1617 ComplexDET retval (1.0);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1618
13828 f1b023fd098d always initialize info and rcon in Matrix determinant methods John W. Eaton <jwe@octave.org> parents: 13107 diff changeset	1619 info = 0;
f1b023fd098d always initialize info and rcon in Matrix determinant methods John W. Eaton <jwe@octave.org> parents: 13107 diff changeset	1620 rcon = 0.0;
f1b023fd098d always initialize info and rcon in Matrix determinant methods John W. Eaton <jwe@octave.org> parents: 13107 diff changeset	1621
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1622 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	1623 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1624
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1625 if (nr != nc)
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1626 (*current_liboctave_error_handler) ("matrix must be square");
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1627 else
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1628 {
8806 c7864bb74914 avoid some GCC warnings John W. Eaton <jwe@octave.org> parents: 8801 diff changeset	1629 volatile int typ = mattype.type ();
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1630
10213 f7ba6cfe7fb7 fix det() after singular matrix is flagged Jaroslav Hajek <highegg@gmail.com> parents: 10182 diff changeset	1631 // 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	1632 // 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	1633 // completes.
f7ba6cfe7fb7 fix det() after singular matrix is flagged Jaroslav Hajek <highegg@gmail.com> parents: 10182 diff changeset	1634
8337 e02242c54c49 reuse matrix type detected in det Jaroslav Hajek <highegg@gmail.com> parents: 8336 diff changeset	1635 if (typ == MatrixType::Unknown)
e02242c54c49 reuse matrix type detected in det Jaroslav Hajek <highegg@gmail.com> parents: 8336 diff changeset	1636 typ = mattype.type (*this);
10213 f7ba6cfe7fb7 fix det() after singular matrix is flagged Jaroslav Hajek <highegg@gmail.com> parents: 10182 diff changeset	1637 else if (typ == MatrixType::Rectangular)
f7ba6cfe7fb7 fix det() after singular matrix is flagged Jaroslav Hajek <highegg@gmail.com> parents: 10182 diff changeset	1638 typ = MatrixType::Full;
8337 e02242c54c49 reuse matrix type detected in det Jaroslav Hajek <highegg@gmail.com> parents: 8336 diff changeset	1639
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1640 if (typ == MatrixType::Lower \|\| typ == MatrixType::Upper)
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1641 {
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1642 for (octave_idx_type i = 0; i < nc; i++)
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1643 retval *= elem (i,i);
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1644 }
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1645 else if (typ == MatrixType::Hermitian)
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1646 {
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1647 ComplexMatrix atmp = *this;
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1648 Complex *tmp_data = atmp.fortran_vec ();
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1649
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1650 double anorm = 0;
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1651 if (calc_cond) anorm = xnorm (*this, 1);
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1652
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1653
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1654 char job = 'L';
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1655 F77_XFCN (zpotrf, ZPOTRF, (F77_CONST_CHAR_ARG2 (&job, 1), nr,
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1656 tmp_data, nr, info
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1657 F77_CHAR_ARG_LEN (1)));
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1658
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1659 if (info != 0)
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1660 {
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1661 rcon = 0.0;
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1662 mattype.mark_as_unsymmetric ();
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1663 typ = MatrixType::Full;
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1664 }
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1665 else
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1666 {
11570 57632dea2446 attempt better backward compatibility for Array constructors John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	1667 Array<Complex> z (dim_vector (2 * nc, 1));
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1668 Complex *pz = z.fortran_vec ();
11570 57632dea2446 attempt better backward compatibility for Array constructors John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	1669 Array<double> rz (dim_vector (nc, 1));
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1670 double *prz = rz.fortran_vec ();
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1671
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1672 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	1673 nr, tmp_data, nr, anorm,
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1674 rcon, pz, prz, info
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1675 F77_CHAR_ARG_LEN (1)));
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1676
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1677 if (info != 0)
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1678 rcon = 0.0;
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1679
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1680 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	1681 retval *= atmp (i,i);
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1682
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1683 retval = retval.square ();
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1684 }
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1685 }
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1686 else if (typ != MatrixType::Full)
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1687 (*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	1688
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1689 if (typ == MatrixType::Full)
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1690 {
11570 57632dea2446 attempt better backward compatibility for Array constructors John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	1691 Array<octave_idx_type> ipvt (dim_vector (nr, 1));
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1692 octave_idx_type *pipvt = ipvt.fortran_vec ();
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1693
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1694 ComplexMatrix atmp = *this;
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1695 Complex *tmp_data = atmp.fortran_vec ();
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1696
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1697 info = 0;
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1698
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1699 // 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	1700 double anorm = 0;
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1701 if (calc_cond) anorm = xnorm (*this, 1);
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1702
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1703 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	1704
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1705 // 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	1706 rcon = 0.0;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1707 if (info != 0)
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1708 {
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1709 info = -1;
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1710 retval = ComplexDET ();
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1711 }
12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1712 else
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1713 {
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1714 if (calc_cond)
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1715 {
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1716 // 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	1717 char job = '1';
11570 57632dea2446 attempt better backward compatibility for Array constructors John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	1718 Array<Complex> z (dim_vector (2 * nc, 1));
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1719 Complex *pz = z.fortran_vec ();
11570 57632dea2446 attempt better backward compatibility for Array constructors John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	1720 Array<double> rz (dim_vector (2 * nc, 1));
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1721 double *prz = rz.fortran_vec ();
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1722
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1723 F77_XFCN (zgecon, ZGECON, (F77_CONST_CHAR_ARG2 (&job, 1),
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1724 nc, tmp_data, nr, anorm,
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1725 rcon, pz, prz, info
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1726 F77_CHAR_ARG_LEN (1)));
8335 64cf956a109c templatize & fix DET Jaroslav Hajek <highegg@gmail.com> parents: 8211 diff changeset	1727 }
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1728
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1729 if (info != 0)
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1730 {
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1731 info = -1;
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1732 retval = ComplexDET ();
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1733 }
12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1734 else
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1735 {
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1736 for (octave_idx_type i = 0; i < nc; i++)
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1737 {
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1738 Complex c = atmp(i,i);
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1739 retval *= (ipvt(i) != (i+1)) ? -c : c;
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1740 }
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1741 }
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1742 }
9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1743 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1744 }
8336 9813c07ca946 make det take advantage of matrix type Jaroslav Hajek <highegg@gmail.com> parents: 8335 diff changeset	1745
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1746 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1747 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1748
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1749 double
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1750 ComplexMatrix::rcond (void) const
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1751 {
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1752 MatrixType mattype (*this);
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1753 return rcond (mattype);
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1754 }
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1755
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1756 double
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1757 ComplexMatrix::rcond (MatrixType &mattype) const
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1758 {
18780 cb37b17b6091 Initialize rcond value to octave_NaN. PrasannaKumar Muralidharan <prasannatsmkumar@gmail.com> parents: 18084 diff changeset	1759 double rcon = octave_NaN;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1760 octave_idx_type nr = rows ();
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1761 octave_idx_type nc = cols ();
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1762
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1763 if (nr != nc)
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1764 (*current_liboctave_error_handler) ("matrix must be square");
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1765 else if (nr == 0 \|\| nc == 0)
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1766 rcon = octave_Inf;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1767 else
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1768 {
16300 23c5f90f92cd eliminate some variable might be clobbered by 'longjmp' or 'vfork' warnings John W. Eaton <jwe@octave.org> parents: 15448 diff changeset	1769 volatile int typ = mattype.type ();
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1770
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1771 if (typ == MatrixType::Unknown)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1772 typ = mattype.type (*this);
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1773
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1774 // Only calculate the condition number for LU/Cholesky
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1775 if (typ == MatrixType::Upper)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1776 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1777 const Complex *tmp_data = fortran_vec ();
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 norm = '1';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1780 char uplo = 'U';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1781 char dia = 'N';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1782
11570 57632dea2446 attempt better backward compatibility for Array constructors John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	1783 Array<Complex> z (dim_vector (2 * nc, 1));
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1784 Complex *pz = z.fortran_vec ();
11570 57632dea2446 attempt better backward compatibility for Array constructors John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	1785 Array<double> rz (dim_vector (nc, 1));
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1786 double *prz = rz.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1787
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1788 F77_XFCN (ztrcon, ZTRCON, (F77_CONST_CHAR_ARG2 (&norm, 1),
12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1789 F77_CONST_CHAR_ARG2 (&uplo, 1),
12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1790 F77_CONST_CHAR_ARG2 (&dia, 1),
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1791 nr, tmp_data, nr, rcon,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1792 pz, prz, info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1793 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1794 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1795 F77_CHAR_ARG_LEN (1)));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1796
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1797 if (info != 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1798 rcon = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1799 }
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1800 else if (typ == MatrixType::Permuted_Upper)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1801 (*current_liboctave_error_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1802 ("permuted triangular matrix not implemented");
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1803 else if (typ == MatrixType::Lower)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1804 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1805 const Complex *tmp_data = fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1806 octave_idx_type info = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1807 char norm = '1';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1808 char uplo = 'L';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1809 char dia = 'N';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1810
11570 57632dea2446 attempt better backward compatibility for Array constructors John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	1811 Array<Complex> z (dim_vector (2 * nc, 1));
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1812 Complex *pz = z.fortran_vec ();
11570 57632dea2446 attempt better backward compatibility for Array constructors John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	1813 Array<double> rz (dim_vector (nc, 1));
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1814 double *prz = rz.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1815
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1816 F77_XFCN (ztrcon, ZTRCON, (F77_CONST_CHAR_ARG2 (&norm, 1),
12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1817 F77_CONST_CHAR_ARG2 (&uplo, 1),
12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1818 F77_CONST_CHAR_ARG2 (&dia, 1),
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1819 nr, tmp_data, nr, rcon,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1820 pz, prz, info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1821 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1822 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1823 F77_CHAR_ARG_LEN (1)));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1824
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1825 if (info != 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1826 rcon = 0.0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1827 }
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1828 else if (typ == MatrixType::Permuted_Lower)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1829 (*current_liboctave_error_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1830 ("permuted triangular matrix not implemented");
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1831 else if (typ == MatrixType::Full \|\| typ == MatrixType::Hermitian)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1832 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1833 double anorm = -1.0;
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 if (typ == MatrixType::Hermitian)
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 octave_idx_type info = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1838 char job = 'L';
15382 197774b411ec rcond: use new copy of data for full factorization if positive definite cholesky factorization fails (bug #37336) John W. Eaton <jwe@octave.org> parents: 14138 diff changeset	1839
197774b411ec rcond: use new copy of data for full factorization if positive definite cholesky factorization fails (bug #37336) John W. Eaton <jwe@octave.org> parents: 14138 diff changeset	1840 ComplexMatrix atmp = *this;
197774b411ec rcond: use new copy of data for full factorization if positive definite cholesky factorization fails (bug #37336) John W. Eaton <jwe@octave.org> parents: 14138 diff changeset	1841 Complex *tmp_data = atmp.fortran_vec ();
197774b411ec rcond: use new copy of data for full factorization if positive definite cholesky factorization fails (bug #37336) John W. Eaton <jwe@octave.org> parents: 14138 diff changeset	1842
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1843 anorm = atmp.abs().sum().
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1844 row(static_cast<octave_idx_type>(0)).max();
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1845
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1846 F77_XFCN (zpotrf, ZPOTRF, (F77_CONST_CHAR_ARG2 (&job, 1), nr,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1847 tmp_data, nr, info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1848 F77_CHAR_ARG_LEN (1)));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1849
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1850 if (info != 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1851 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1852 rcon = 0.0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1853
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1854 mattype.mark_as_unsymmetric ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1855 typ = MatrixType::Full;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1856 }
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1857 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1858 {
11570 57632dea2446 attempt better backward compatibility for Array constructors John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	1859 Array<Complex> z (dim_vector (2 * nc, 1));
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1860 Complex *pz = z.fortran_vec ();
11570 57632dea2446 attempt better backward compatibility for Array constructors John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	1861 Array<double> rz (dim_vector (nc, 1));
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1862 double *prz = rz.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1863
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1864 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	1865 nr, tmp_data, nr, anorm,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1866 rcon, pz, prz, info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1867 F77_CHAR_ARG_LEN (1)));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1868
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1869 if (info != 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1870 rcon = 0.0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1871 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1872 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1873
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1874
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1875 if (typ == MatrixType::Full)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1876 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1877 octave_idx_type info = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1878
15382 197774b411ec rcond: use new copy of data for full factorization if positive definite cholesky factorization fails (bug #37336) John W. Eaton <jwe@octave.org> parents: 14138 diff changeset	1879 ComplexMatrix atmp = *this;
197774b411ec rcond: use new copy of data for full factorization if positive definite cholesky factorization fails (bug #37336) John W. Eaton <jwe@octave.org> parents: 14138 diff changeset	1880 Complex *tmp_data = atmp.fortran_vec ();
197774b411ec rcond: use new copy of data for full factorization if positive definite cholesky factorization fails (bug #37336) John W. Eaton <jwe@octave.org> parents: 14138 diff changeset	1881
11570 57632dea2446 attempt better backward compatibility for Array constructors John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	1882 Array<octave_idx_type> ipvt (dim_vector (nr, 1));
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1883 octave_idx_type *pipvt = ipvt.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1884
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	1885 if (anorm < 0.)
14846 460a3c6d8bf1 maint: Use Octave coding convention for cuddled parenthis in function calls with empty argument lists. Rik <octave@nomad.inbox5.com> parents: 14557 diff changeset	1886 anorm = atmp.abs ().sum ().
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	1887 row(static_cast<octave_idx_type>(0)).max ();
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1888
11570 57632dea2446 attempt better backward compatibility for Array constructors John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	1889 Array<Complex> z (dim_vector (2 * nc, 1));
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1890 Complex *pz = z.fortran_vec ();
11570 57632dea2446 attempt better backward compatibility for Array constructors John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	1891 Array<double> rz (dim_vector (2 * nc, 1));
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1892 double *prz = rz.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1893
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1894 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	1895
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1896 if (info != 0)
12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1897 {
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1898 rcon = 0.0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1899 mattype.mark_as_rectangular ();
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1900 }
12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1901 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1902 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1903 char job = '1';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1904 F77_XFCN (zgecon, ZGECON, (F77_CONST_CHAR_ARG2 (&job, 1),
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1905 nc, tmp_data, nr, anorm,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1906 rcon, 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
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1909 if (info != 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1910 rcon = 0.0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1911 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1912 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1913 }
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1914 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1915 rcon = 0.0;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1916 }
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1917
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1918 return rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1919 }
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	1920
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	1921 ComplexMatrix
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1922 ComplexMatrix::utsolve (MatrixType &mattype, const ComplexMatrix& b,
12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1923 octave_idx_type& info, double& rcon,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1924 solve_singularity_handler sing_handler,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1925 bool calc_cond, blas_trans_type transt) const
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1926 {
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1927 ComplexMatrix retval;
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1928
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1929 octave_idx_type nr = rows ();
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1930 octave_idx_type nc = cols ();
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1931
6924 be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	1932 if (nr != b.rows ())
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1933 (*current_liboctave_error_handler)
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1934 ("matrix dimension mismatch solution of linear equations");
6924 be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	1935 else if (nr == 0 \|\| nc == 0 \|\| b.cols () == 0)
be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	1936 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	1937 else
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1938 {
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1939 volatile int typ = mattype.type ();
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1940
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	1941 if (typ == MatrixType::Permuted_Upper \|\|
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1942 typ == MatrixType::Upper)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1943 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1944 octave_idx_type b_nc = b.cols ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1945 rcon = 1.;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1946 info = 0;
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 if (typ == MatrixType::Permuted_Upper)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1949 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1950 (*current_liboctave_error_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1951 ("permuted triangular matrix not implemented");
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1952 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1953 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1954 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1955 const Complex *tmp_data = fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1956
19643 0b4915fcd2eb don't skip solution of singular upper/lower triangular systems John W. Eaton <jwe@octave.org> parents: 19631 diff changeset	1957 retval = b;
0b4915fcd2eb don't skip solution of singular upper/lower triangular systems John W. Eaton <jwe@octave.org> parents: 19631 diff changeset	1958 Complex *result = retval.fortran_vec ();
0b4915fcd2eb don't skip solution of singular upper/lower triangular systems John W. Eaton <jwe@octave.org> parents: 19631 diff changeset	1959
0b4915fcd2eb don't skip solution of singular upper/lower triangular systems John W. Eaton <jwe@octave.org> parents: 19631 diff changeset	1960 char uplo = 'U';
0b4915fcd2eb don't skip solution of singular upper/lower triangular systems John W. Eaton <jwe@octave.org> parents: 19631 diff changeset	1961 char trans = get_blas_char (transt);
0b4915fcd2eb don't skip solution of singular upper/lower triangular systems John W. Eaton <jwe@octave.org> parents: 19631 diff changeset	1962 char dia = 'N';
0b4915fcd2eb don't skip solution of singular upper/lower triangular systems John W. Eaton <jwe@octave.org> parents: 19631 diff changeset	1963
0b4915fcd2eb don't skip solution of singular upper/lower triangular systems John W. Eaton <jwe@octave.org> parents: 19631 diff changeset	1964 F77_XFCN (ztrtrs, ZTRTRS, (F77_CONST_CHAR_ARG2 (&uplo, 1),
0b4915fcd2eb don't skip solution of singular upper/lower triangular systems John W. Eaton <jwe@octave.org> parents: 19631 diff changeset	1965 F77_CONST_CHAR_ARG2 (&trans, 1),
0b4915fcd2eb don't skip solution of singular upper/lower triangular systems John W. Eaton <jwe@octave.org> parents: 19631 diff changeset	1966 F77_CONST_CHAR_ARG2 (&dia, 1),
0b4915fcd2eb don't skip solution of singular upper/lower triangular systems John W. Eaton <jwe@octave.org> parents: 19631 diff changeset	1967 nr, b_nc, tmp_data, nr,
0b4915fcd2eb don't skip solution of singular upper/lower triangular systems John W. Eaton <jwe@octave.org> parents: 19631 diff changeset	1968 result, nr, info
0b4915fcd2eb don't skip solution of singular upper/lower triangular systems John W. Eaton <jwe@octave.org> parents: 19631 diff changeset	1969 F77_CHAR_ARG_LEN (1)
0b4915fcd2eb don't skip solution of singular upper/lower triangular systems John W. Eaton <jwe@octave.org> parents: 19631 diff changeset	1970 F77_CHAR_ARG_LEN (1)
0b4915fcd2eb don't skip solution of singular upper/lower triangular systems John W. Eaton <jwe@octave.org> parents: 19631 diff changeset	1971 F77_CHAR_ARG_LEN (1)));
0b4915fcd2eb don't skip solution of singular upper/lower triangular systems John W. Eaton <jwe@octave.org> parents: 19631 diff changeset	1972
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1973 if (calc_cond)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1974 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1975 char norm = '1';
19654 cb35d695713c avoid shadowed variable warnings from GCC John W. Eaton <jwe@octave.org> parents: 19643 diff changeset	1976 uplo = 'U';
cb35d695713c avoid shadowed variable warnings from GCC John W. Eaton <jwe@octave.org> parents: 19643 diff changeset	1977 dia = 'N';
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1978
11570 57632dea2446 attempt better backward compatibility for Array constructors John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	1979 Array<Complex> z (dim_vector (2 * nc, 1));
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1980 Complex *pz = z.fortran_vec ();
11570 57632dea2446 attempt better backward compatibility for Array constructors John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	1981 Array<double> rz (dim_vector (nc, 1));
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1982 double *prz = rz.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1983
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1984 F77_XFCN (ztrcon, ZTRCON, (F77_CONST_CHAR_ARG2 (&norm, 1),
12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1985 F77_CONST_CHAR_ARG2 (&uplo, 1),
12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1986 F77_CONST_CHAR_ARG2 (&dia, 1),
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1987 nr, tmp_data, nr, rcon,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1988 pz, prz, info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1989 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1990 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1991 F77_CHAR_ARG_LEN (1)));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1992
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	1993 if (info != 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1994 info = -2;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1995
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1996 volatile double rcond_plus_one = rcon + 1.0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1997
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1998 if (rcond_plus_one == 1.0 \|\| xisnan (rcon))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	1999 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2000 info = -2;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2001
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2002 if (sing_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2003 sing_handler (rcon);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2004 else
19605 a0c7001cf1a8 consistent messages and IDs for singular matrix warnings John W. Eaton <jwe@octave.org> parents: 19586 diff changeset	2005 gripe_singular_matrix (rcon);
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2006 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2007 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2008 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2009 }
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2010 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2011 (*current_liboctave_error_handler) ("incorrect matrix type");
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2012 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2013
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2014 return retval;
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2015 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2016
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2017 ComplexMatrix
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	2018 ComplexMatrix::ltsolve (MatrixType &mattype, const ComplexMatrix& b,
12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	2019 octave_idx_type& info, double& rcon,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2020 solve_singularity_handler sing_handler,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2021 bool calc_cond, blas_trans_type transt) const
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2022 {
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2023 ComplexMatrix retval;
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2024
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2025 octave_idx_type nr = rows ();
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2026 octave_idx_type nc = cols ();
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2027
6924 be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	2028 if (nr != b.rows ())
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2029 (*current_liboctave_error_handler)
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2030 ("matrix dimension mismatch solution of linear equations");
6924 be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	2031 else if (nr == 0 \|\| nc == 0 \|\| b.cols () == 0)
be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	2032 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	2033 else
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2034 {
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2035 volatile int typ = mattype.type ();
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2036
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2037 if (typ == MatrixType::Permuted_Lower \|\|
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2038 typ == MatrixType::Lower)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2039 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2040 octave_idx_type b_nc = b.cols ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2041 rcon = 1.;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2042 info = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2043
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2044 if (typ == MatrixType::Permuted_Lower)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2045 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2046 (*current_liboctave_error_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2047 ("permuted triangular matrix not implemented");
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 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2050 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2051 const Complex *tmp_data = fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2052
19643 0b4915fcd2eb don't skip solution of singular upper/lower triangular systems John W. Eaton <jwe@octave.org> parents: 19631 diff changeset	2053 retval = b;
0b4915fcd2eb don't skip solution of singular upper/lower triangular systems John W. Eaton <jwe@octave.org> parents: 19631 diff changeset	2054 Complex *result = retval.fortran_vec ();
0b4915fcd2eb don't skip solution of singular upper/lower triangular systems John W. Eaton <jwe@octave.org> parents: 19631 diff changeset	2055
0b4915fcd2eb don't skip solution of singular upper/lower triangular systems John W. Eaton <jwe@octave.org> parents: 19631 diff changeset	2056 char uplo = 'L';
0b4915fcd2eb don't skip solution of singular upper/lower triangular systems John W. Eaton <jwe@octave.org> parents: 19631 diff changeset	2057 char trans = get_blas_char (transt);
0b4915fcd2eb don't skip solution of singular upper/lower triangular systems John W. Eaton <jwe@octave.org> parents: 19631 diff changeset	2058 char dia = 'N';
0b4915fcd2eb don't skip solution of singular upper/lower triangular systems John W. Eaton <jwe@octave.org> parents: 19631 diff changeset	2059
0b4915fcd2eb don't skip solution of singular upper/lower triangular systems John W. Eaton <jwe@octave.org> parents: 19631 diff changeset	2060 F77_XFCN (ztrtrs, ZTRTRS, (F77_CONST_CHAR_ARG2 (&uplo, 1),
0b4915fcd2eb don't skip solution of singular upper/lower triangular systems John W. Eaton <jwe@octave.org> parents: 19631 diff changeset	2061 F77_CONST_CHAR_ARG2 (&trans, 1),
0b4915fcd2eb don't skip solution of singular upper/lower triangular systems John W. Eaton <jwe@octave.org> parents: 19631 diff changeset	2062 F77_CONST_CHAR_ARG2 (&dia, 1),
0b4915fcd2eb don't skip solution of singular upper/lower triangular systems John W. Eaton <jwe@octave.org> parents: 19631 diff changeset	2063 nr, b_nc, tmp_data, nr,
0b4915fcd2eb don't skip solution of singular upper/lower triangular systems John W. Eaton <jwe@octave.org> parents: 19631 diff changeset	2064 result, nr, info
0b4915fcd2eb don't skip solution of singular upper/lower triangular systems John W. Eaton <jwe@octave.org> parents: 19631 diff changeset	2065 F77_CHAR_ARG_LEN (1)
0b4915fcd2eb don't skip solution of singular upper/lower triangular systems John W. Eaton <jwe@octave.org> parents: 19631 diff changeset	2066 F77_CHAR_ARG_LEN (1)
0b4915fcd2eb don't skip solution of singular upper/lower triangular systems John W. Eaton <jwe@octave.org> parents: 19631 diff changeset	2067 F77_CHAR_ARG_LEN (1)));
0b4915fcd2eb don't skip solution of singular upper/lower triangular systems John W. Eaton <jwe@octave.org> parents: 19631 diff changeset	2068
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2069 if (calc_cond)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2070 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2071 char norm = '1';
19654 cb35d695713c avoid shadowed variable warnings from GCC John W. Eaton <jwe@octave.org> parents: 19643 diff changeset	2072 uplo = 'L';
cb35d695713c avoid shadowed variable warnings from GCC John W. Eaton <jwe@octave.org> parents: 19643 diff changeset	2073 dia = 'N';
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2074
11570 57632dea2446 attempt better backward compatibility for Array constructors John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	2075 Array<Complex> z (dim_vector (2 * nc, 1));
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2076 Complex *pz = z.fortran_vec ();
11570 57632dea2446 attempt better backward compatibility for Array constructors John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	2077 Array<double> rz (dim_vector (nc, 1));
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2078 double *prz = rz.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2079
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	2080 F77_XFCN (ztrcon, ZTRCON, (F77_CONST_CHAR_ARG2 (&norm, 1),
12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	2081 F77_CONST_CHAR_ARG2 (&uplo, 1),
12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	2082 F77_CONST_CHAR_ARG2 (&dia, 1),
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2083 nr, tmp_data, nr, rcon,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2084 pz, prz, info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2085 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2086 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2087 F77_CHAR_ARG_LEN (1)));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2088
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	2089 if (info != 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2090 info = -2;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2091
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2092 volatile double rcond_plus_one = rcon + 1.0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2093
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2094 if (rcond_plus_one == 1.0 \|\| xisnan (rcon))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2095 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2096 info = -2;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2097
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2098 if (sing_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2099 sing_handler (rcon);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2100 else
19605 a0c7001cf1a8 consistent messages and IDs for singular matrix warnings John W. Eaton <jwe@octave.org> parents: 19586 diff changeset	2101 gripe_singular_matrix (rcon);
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2102 }
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 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2105 }
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2106 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2107 (*current_liboctave_error_handler) ("incorrect matrix type");
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2108 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2109
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2110 return retval;
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2111 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2112
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2113 ComplexMatrix
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	2114 ComplexMatrix::fsolve (MatrixType &mattype, const ComplexMatrix& b,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2115 octave_idx_type& info, double& rcon,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2116 solve_singularity_handler sing_handler,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2117 bool calc_cond) const
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2118 {
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2119 ComplexMatrix retval;
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2120
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2121 octave_idx_type nr = rows ();
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2122 octave_idx_type nc = cols ();
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2123
6924 be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	2124
be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	2125 if (nr != nc \|\| nr != b.rows ())
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2126 (*current_liboctave_error_handler)
6924 be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	2127 ("matrix dimension mismatch solution of linear equations");
be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	2128 else if (nr == 0 \|\| b.cols () == 0)
be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	2129 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	2130 else
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2131 {
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2132 volatile int typ = mattype.type ();
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	2133
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	2134 // Calculate the norm of the matrix, for later use.
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2135 double anorm = -1.;
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2136
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2137 if (typ == MatrixType::Hermitian)
10314 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 info = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2140 char job = 'L';
15382 197774b411ec rcond: use new copy of data for full factorization if positive definite cholesky factorization fails (bug #37336) John W. Eaton <jwe@octave.org> parents: 14138 diff changeset	2141
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2142 ComplexMatrix atmp = *this;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2143 Complex *tmp_data = atmp.fortran_vec ();
15382 197774b411ec rcond: use new copy of data for full factorization if positive definite cholesky factorization fails (bug #37336) John W. Eaton <jwe@octave.org> parents: 14138 diff changeset	2144
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2145 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	2146
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	2147 F77_XFCN (zpotrf, ZPOTRF, (F77_CONST_CHAR_ARG2 (&job, 1), nr,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2148 tmp_data, nr, info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2149 F77_CHAR_ARG_LEN (1)));
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 // 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	2152 rcon = 0.0;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	2153 if (info != 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2154 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2155 info = -2;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2156
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2157 mattype.mark_as_unsymmetric ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2158 typ = MatrixType::Full;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2159 }
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	2160 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2161 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2162 if (calc_cond)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2163 {
11570 57632dea2446 attempt better backward compatibility for Array constructors John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	2164 Array<Complex> z (dim_vector (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 ();
11570 57632dea2446 attempt better backward compatibility for Array constructors John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	2166 Array<double> rz (dim_vector (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 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	2170 nr, tmp_data, nr, anorm,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2171 rcon, pz, prz, info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2172 F77_CHAR_ARG_LEN (1)));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2173
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	2174 if (info != 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2175 info = -2;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2176
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2177 volatile double rcond_plus_one = rcon + 1.0;
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 if (rcond_plus_one == 1.0 \|\| xisnan (rcon))
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 info = -2;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2182
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2183 if (sing_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2184 sing_handler (rcon);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2185 else
19605 a0c7001cf1a8 consistent messages and IDs for singular matrix warnings John W. Eaton <jwe@octave.org> parents: 19586 diff changeset	2186 gripe_singular_matrix (rcon);
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2187 }
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
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2190 if (info == 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2191 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2192 retval = b;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2193 Complex *result = retval.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2194
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2195 octave_idx_type b_nc = b.cols ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2196
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2197 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	2198 nr, b_nc, tmp_data, nr,
14846 460a3c6d8bf1 maint: Use Octave coding convention for cuddled parenthis in function calls with empty argument lists. Rik <octave@nomad.inbox5.com> parents: 14557 diff changeset	2199 result, b.rows (), info
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2200 F77_CHAR_ARG_LEN (1)));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2201 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2202 else
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 mattype.mark_as_unsymmetric ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2205 typ = MatrixType::Full;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2206 }
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 }
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2209
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2210 if (typ == MatrixType::Full)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2211 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2212 info = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2213
11570 57632dea2446 attempt better backward compatibility for Array constructors John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	2214 Array<octave_idx_type> ipvt (dim_vector (nr, 1));
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2215 octave_idx_type *pipvt = ipvt.fortran_vec ();
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 ComplexMatrix atmp = *this;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2218 Complex *tmp_data = atmp.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2219
11570 57632dea2446 attempt better backward compatibility for Array constructors John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	2220 Array<Complex> z (dim_vector (2 * nc, 1));
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2221 Complex *pz = z.fortran_vec ();
11570 57632dea2446 attempt better backward compatibility for Array constructors John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	2222 Array<double> rz (dim_vector (2 * nc, 1));
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2223 double *prz = rz.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2224
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2225 // Calculate the norm of the matrix, for later use.
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2226 if (anorm < 0.)
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	2227 anorm = atmp.abs ().sum ().row (static_cast<octave_idx_type>(0))
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	2228 .max ();
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2229
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2230 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	2231
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2232 // 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	2233 rcon = 0.0;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	2234 if (info != 0)
12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	2235 {
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2236 info = -2;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2237
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2238 if (sing_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2239 sing_handler (rcon);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2240 else
19605 a0c7001cf1a8 consistent messages and IDs for singular matrix warnings John W. Eaton <jwe@octave.org> parents: 19586 diff changeset	2241 gripe_singular_matrix ();
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2242
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2243 mattype.mark_as_rectangular ();
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	2244 }
12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	2245 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2246 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2247 if (calc_cond)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2248 {
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	2249 // Now calculate the condition number for
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2250 // non-singular matrix.
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2251 char job = '1';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2252 F77_XFCN (zgecon, ZGECON, (F77_CONST_CHAR_ARG2 (&job, 1),
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	2253 nc, tmp_data, nr, anorm,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2254 rcon, pz, prz, info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2255 F77_CHAR_ARG_LEN (1)));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2256
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	2257 if (info != 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2258 info = -2;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2259
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2260 volatile double rcond_plus_one = rcon + 1.0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2261
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2262 if (rcond_plus_one == 1.0 \|\| xisnan (rcon))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2263 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2264 info = -2;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2265
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2266 if (sing_handler)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2267 sing_handler (rcon);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2268 else
19605 a0c7001cf1a8 consistent messages and IDs for singular matrix warnings John W. Eaton <jwe@octave.org> parents: 19586 diff changeset	2269 gripe_singular_matrix (rcon);
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2270 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2271 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2272
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2273 if (info == 0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2274 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2275 retval = b;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2276 Complex *result = retval.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2277
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2278 octave_idx_type b_nc = b.cols ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2279
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2280 char job = 'N';
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2281 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	2282 nr, b_nc, tmp_data, nr,
14846 460a3c6d8bf1 maint: Use Octave coding convention for cuddled parenthis in function calls with empty argument lists. Rik <octave@nomad.inbox5.com> parents: 14557 diff changeset	2283 pipvt, result, b.rows (), info
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	2284 F77_CHAR_ARG_LEN (1)));
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2285 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2286 else
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	2287 mattype.mark_as_rectangular ();
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2288 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2289 }
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2290 }
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	2291
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2292 return retval;
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2293 }
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 ComplexMatrix
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2296 ComplexMatrix::solve (MatrixType &typ, const Matrix& b) const
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2297 {
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2298 octave_idx_type info;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2299 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2300 return solve (typ, b, info, rcon, 0);
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
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2303 ComplexMatrix
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	2304 ComplexMatrix::solve (MatrixType &typ, const Matrix& b,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2305 octave_idx_type& info) const
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2306 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2307 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2308 return solve (typ, b, info, rcon, 0);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2309 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2310
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2311 ComplexMatrix
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2312 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	2313 double& rcon) const
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2314 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2315 return solve (typ, b, info, rcon, 0);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2316 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2317
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2318 ComplexMatrix
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	2319 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	2320 double& rcon, solve_singularity_handler sing_handler,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2321 bool singular_fallback, blas_trans_type transt) const
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2322 {
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2323 ComplexMatrix tmp (b);
9661 afcf852256d2 optimize / and '\ for triangular matrices Jaroslav Hajek <highegg@gmail.com> parents: 9658 diff changeset	2324 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	2325 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2326
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2327 ComplexMatrix
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2328 ComplexMatrix::solve (MatrixType &typ, const ComplexMatrix& b) const
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2329 {
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2330 octave_idx_type info;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2331 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2332 return solve (typ, b, info, rcon, 0);
5785 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 ComplexMatrix
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	2336 ComplexMatrix::solve (MatrixType &typ, const ComplexMatrix& b,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2337 octave_idx_type& info) const
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2338 {
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, 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 ComplexMatrix
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	2344 ComplexMatrix::solve (MatrixType &typ, const ComplexMatrix& b,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2345 octave_idx_type& info, double& rcon) 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 return solve (typ, b, info, rcon, 0);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2348 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2349
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2350 ComplexMatrix
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	2351 ComplexMatrix::solve (MatrixType &mattype, const ComplexMatrix& b,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2352 octave_idx_type& info, double& rcon,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2353 solve_singularity_handler sing_handler,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2354 bool singular_fallback, blas_trans_type transt) const
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2355 {
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2356 ComplexMatrix retval;
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2357 int typ = mattype.type ();
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2358
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2359 if (typ == MatrixType::Unknown)
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2360 typ = mattype.type (*this);
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2361
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2362 // Only calculate the condition number for LU/Cholesky
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2363 if (typ == MatrixType::Upper \|\| typ == MatrixType::Permuted_Upper)
19631 aee5fea8a03e compute condition number when solving triangular systems (bug #43875) John W. Eaton <jwe@octave.org> parents: 19605 diff changeset	2364 retval = utsolve (mattype, b, info, rcon, sing_handler, true, transt);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2365 else if (typ == MatrixType::Lower \|\| typ == MatrixType::Permuted_Lower)
19631 aee5fea8a03e compute condition number when solving triangular systems (bug #43875) John W. Eaton <jwe@octave.org> parents: 19605 diff changeset	2366 retval = ltsolve (mattype, b, info, rcon, sing_handler, true, transt);
9661 afcf852256d2 optimize / and '\ for triangular matrices Jaroslav Hajek <highegg@gmail.com> parents: 9658 diff changeset	2367 else if (transt == blas_trans)
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	2368 return transpose ().solve (mattype, b, info, rcon, sing_handler,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	2369 singular_fallback);
9661 afcf852256d2 optimize / and '\ for triangular matrices Jaroslav Hajek <highegg@gmail.com> parents: 9658 diff changeset	2370 else if (transt == blas_conj_trans)
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	2371 retval = hermitian ().solve (mattype, b, info, rcon, sing_handler,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	2372 singular_fallback);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2373 else if (typ == MatrixType::Full \|\| typ == MatrixType::Hermitian)
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2374 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	2375 else if (typ != MatrixType::Rectangular)
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2376 {
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2377 (*current_liboctave_error_handler) ("unknown matrix type");
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2378 return ComplexMatrix ();
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2379 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2380
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2381 // 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	2382 if (singular_fallback && mattype.type () == MatrixType::Rectangular)
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2383 {
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2384 octave_idx_type rank;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2385 retval = lssolve (b, info, rank, rcon);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2386 }
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 return retval;
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2389 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2390
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2391 ComplexColumnVector
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2392 ComplexMatrix::solve (MatrixType &typ, const ColumnVector& b) const
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 octave_idx_type info;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2395 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2396 return solve (typ, ComplexColumnVector (b), info, rcon, 0);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2397 }
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 ComplexColumnVector
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	2400 ComplexMatrix::solve (MatrixType &typ, const ColumnVector& b,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2401 octave_idx_type& info) const
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2402 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2403 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2404 return solve (typ, ComplexColumnVector (b), info, rcon, 0);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2405 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2406
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2407 ComplexColumnVector
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	2408 ComplexMatrix::solve (MatrixType &typ, const ColumnVector& b,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2409 octave_idx_type& info, double& rcon) const
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2410 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2411 return solve (typ, ComplexColumnVector (b), info, rcon, 0);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2412 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2413
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2414 ComplexColumnVector
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	2415 ComplexMatrix::solve (MatrixType &typ, const ColumnVector& b,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2416 octave_idx_type& info, double& rcon,
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	2417 solve_singularity_handler sing_handler,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	2418 blas_trans_type transt) const
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2419 {
9661 afcf852256d2 optimize / and '\ for triangular matrices Jaroslav Hajek <highegg@gmail.com> parents: 9658 diff changeset	2420 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	2421 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2422
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2423 ComplexColumnVector
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2424 ComplexMatrix::solve (MatrixType &typ, const ComplexColumnVector& b) const
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2425 {
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2426 octave_idx_type info;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2427 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2428 return solve (typ, b, info, rcon, 0);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2429 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2430
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2431 ComplexColumnVector
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	2432 ComplexMatrix::solve (MatrixType &typ, const ComplexColumnVector& b,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2433 octave_idx_type& info) const
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2434 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2435 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2436 return solve (typ, b, info, rcon, 0);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2437 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2438
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2439 ComplexColumnVector
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2440 ComplexMatrix::solve (MatrixType &typ, const ComplexColumnVector& b,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2441 octave_idx_type& info, double& rcon) const
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2442 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2443 return solve (typ, b, info, rcon, 0);
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2444 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2445
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2446 ComplexColumnVector
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2447 ComplexMatrix::solve (MatrixType &typ, const ComplexColumnVector& b,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2448 octave_idx_type& info, double& rcon,
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	2449 solve_singularity_handler sing_handler,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	2450 blas_trans_type transt) const
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2451 {
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2452
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2453 ComplexMatrix tmp (b);
10352 a3635bc1ea19 remove Array2 Jaroslav Hajek <highegg@gmail.com> parents: 10350 diff changeset	2454 tmp = solve (typ, tmp, info, rcon, sing_handler, true, transt);
15018 3d8ace26c5b4 maint: Use Octave coding conventions for cuddled parentheses in liboctave/. Rik <rik@octave.org> parents: 14846 diff changeset	2455 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	2456 }
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2457
6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2458 ComplexMatrix
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2459 ComplexMatrix::solve (const Matrix& b) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: 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 (b, info, rcon, 0);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2464 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2465
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2466 ComplexMatrix
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2467 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	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 (b, info, rcon, 0);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2471 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2472
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2473 ComplexMatrix
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	2474 ComplexMatrix::solve (const Matrix& b, octave_idx_type& info,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	2475 double& rcon) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2476 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2477 return solve (b, info, rcon, 0);
3480 45742a3b1f7c [project @ 2000-01-26 06:16:41 by jwe] jwe parents: 3469 diff changeset	2478 }
45742a3b1f7c [project @ 2000-01-26 06:16:41 by jwe] jwe parents: 3469 diff changeset	2479
45742a3b1f7c [project @ 2000-01-26 06:16:41 by jwe] jwe parents: 3469 diff changeset	2480 ComplexMatrix
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2481 ComplexMatrix::solve (const Matrix& b, octave_idx_type& info, double& rcon,
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	2482 solve_singularity_handler sing_handler,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	2483 blas_trans_type transt) const
3480 45742a3b1f7c [project @ 2000-01-26 06:16:41 by jwe] jwe parents: 3469 diff changeset	2484 {
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2485 ComplexMatrix tmp (b);
9661 afcf852256d2 optimize / and '\ for triangular matrices Jaroslav Hajek <highegg@gmail.com> parents: 9658 diff changeset	2486 return solve (tmp, info, rcon, sing_handler, transt);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2487 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2488
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2489 ComplexMatrix
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2490 ComplexMatrix::solve (const ComplexMatrix& b) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2491 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2492 octave_idx_type info;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2493 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2494 return solve (b, info, rcon, 0);
458 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
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2497 ComplexMatrix
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2498 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	2499 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2500 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2501 return solve (b, info, rcon, 0);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2502 }
3480 45742a3b1f7c [project @ 2000-01-26 06:16:41 by jwe] jwe parents: 3469 diff changeset	2503
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2504 ComplexMatrix
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	2505 ComplexMatrix::solve (const ComplexMatrix& b, octave_idx_type& info,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	2506 double& rcon) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2507 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2508 return solve (b, info, rcon, 0);
3480 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
45742a3b1f7c [project @ 2000-01-26 06:16:41 by jwe] jwe parents: 3469 diff changeset	2511 ComplexMatrix
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	2512 ComplexMatrix::solve (const ComplexMatrix& b, octave_idx_type& info,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	2513 double& rcon,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	2514 solve_singularity_handler sing_handler,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	2515 blas_trans_type transt) const
3480 45742a3b1f7c [project @ 2000-01-26 06:16:41 by jwe] jwe parents: 3469 diff changeset	2516 {
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2517 MatrixType mattype (*this);
9661 afcf852256d2 optimize / and '\ for triangular matrices Jaroslav Hajek <highegg@gmail.com> parents: 9658 diff changeset	2518 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	2519 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2520
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2521 ComplexColumnVector
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2522 ComplexMatrix::solve (const ColumnVector& b) const
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2523 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2524 octave_idx_type info;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2525 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2526 return solve (ComplexColumnVector (b), info, rcon, 0);
3585 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
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2529 ComplexColumnVector
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2530 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	2531 {
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 solve (ComplexColumnVector (b), info, rcon, 0);
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 ComplexColumnVector
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	2537 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	2538 double& rcon) 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 return solve (ComplexColumnVector (b), info, rcon, 0);
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2541 }
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2542
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2543 ComplexColumnVector
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	2544 ComplexMatrix::solve (const ColumnVector& b, octave_idx_type& info,
12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	2545 double& rcon,
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	2546 solve_singularity_handler sing_handler,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	2547 blas_trans_type transt) const
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2548 {
9661 afcf852256d2 optimize / and '\ for triangular matrices Jaroslav Hajek <highegg@gmail.com> parents: 9658 diff changeset	2549 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	2550 }
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2551
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2552 ComplexColumnVector
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2553 ComplexMatrix::solve (const ComplexColumnVector& b) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2554 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2555 octave_idx_type info;
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 solve (b, info, rcon, 0);
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 ComplexColumnVector
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2561 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	2562 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2563 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2564 return solve (b, info, rcon, 0);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2565 }
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 ComplexColumnVector
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2568 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	2569 double& rcon) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2570 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2571 return solve (b, info, rcon, 0);
3480 45742a3b1f7c [project @ 2000-01-26 06:16:41 by jwe] jwe parents: 3469 diff changeset	2572 }
45742a3b1f7c [project @ 2000-01-26 06:16:41 by jwe] jwe parents: 3469 diff changeset	2573
45742a3b1f7c [project @ 2000-01-26 06:16:41 by jwe] jwe parents: 3469 diff changeset	2574 ComplexColumnVector
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2575 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	2576 double& rcon,
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	2577 solve_singularity_handler sing_handler,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	2578 blas_trans_type transt) const
3480 45742a3b1f7c [project @ 2000-01-26 06:16:41 by jwe] jwe parents: 3469 diff changeset	2579 {
5785 6b9cec830d72 [project @ 2006-05-03 19:32:46 by dbateman] dbateman parents: 5775 diff changeset	2580 MatrixType mattype (*this);
9661 afcf852256d2 optimize / and '\ for triangular matrices Jaroslav Hajek <highegg@gmail.com> parents: 9658 diff changeset	2581 return solve (mattype, b, info, rcon, sing_handler, transt);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2582 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2583
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2584 ComplexMatrix
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2585 ComplexMatrix::lssolve (const Matrix& b) const
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2586 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2587 octave_idx_type info;
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2588 octave_idx_type rank;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2589 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2590 return lssolve (ComplexMatrix (b), info, rank, rcon);
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2591 }
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2592
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2593 ComplexMatrix
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2594 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	2595 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2596 octave_idx_type rank;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2597 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2598 return lssolve (ComplexMatrix (b), info, rank, rcon);
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2599 }
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2600
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2601 ComplexMatrix
7076 0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2602 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	2603 octave_idx_type& rank) const
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2604 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2605 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2606 return lssolve (ComplexMatrix (b), info, rank, rcon);
7076 0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2607 }
0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2608
0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2609 ComplexMatrix
0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2610 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	2611 octave_idx_type& rank, double& rcon) const
7076 0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2612 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2613 return lssolve (ComplexMatrix (b), info, rank, rcon);
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2614 }
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2615
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2616 ComplexMatrix
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2617 ComplexMatrix::lssolve (const ComplexMatrix& b) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2618 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2619 octave_idx_type info;
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2620 octave_idx_type rank;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2621 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2622 return lssolve (b, info, rank, rcon);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2623 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2624
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2625 ComplexMatrix
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2626 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	2627 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2628 octave_idx_type rank;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2629 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2630 return lssolve (b, info, rank, rcon);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2631 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2632
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2633 ComplexMatrix
7076 0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2634 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	2635 octave_idx_type& rank) const
7076 0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2636 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2637 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2638 return lssolve (b, info, rank, rcon);
7076 0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2639 }
0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2640
0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2641 ComplexMatrix
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	2642 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	2643 octave_idx_type& rank, double& rcon) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2644 {
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2645 ComplexMatrix retval;
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2646
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2647 octave_idx_type nrhs = b.cols ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2648
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2649 octave_idx_type m = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2650 octave_idx_type n = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2651
6924 be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	2652 if (m != b.rows ())
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2653 (*current_liboctave_error_handler)
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2654 ("matrix dimension mismatch solution of linear equations");
6924 be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	2655 else if (m== 0 \|\| n == 0 \|\| b.cols () == 0)
be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	2656 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	2657 else
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2658 {
7072 b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2659 volatile octave_idx_type minmn = (m < n ? m : n);
b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2660 octave_idx_type maxmn = m > n ? m : n;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2661 rcon = -1.0;
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 if (m != n)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2664 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2665 retval = ComplexMatrix (maxmn, nrhs);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2666
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2667 for (octave_idx_type j = 0; j < nrhs; j++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2668 for (octave_idx_type i = 0; i < m; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2669 retval.elem (i, j) = b.elem (i, j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2670 }
7072 b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2671 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2672 retval = b;
7072 b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2673
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2674 ComplexMatrix atmp = *this;
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2675 Complex *tmp_data = atmp.fortran_vec ();
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2676
7072 b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2677 Complex *pretval = retval.fortran_vec ();
11570 57632dea2446 attempt better backward compatibility for Array constructors John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	2678 Array<double> s (dim_vector (minmn, 1));
7071 c3b479e753dd [project @ 2007-10-26 15:14:34 by jwe] jwe parents: 7033 diff changeset	2679 double *ps = s.fortran_vec ();
2563 8b0911d576bf [project @ 1996-12-05 19:06:58 by jwe] jwe parents: 2443 diff changeset	2680
7072 b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2681 // 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	2682 octave_idx_type lwork = -1;
3752 719a44ff67c9 [project @ 2000-12-13 19:02:42 by jwe] jwe parents: 3726 diff changeset	2683
11570 57632dea2446 attempt better backward compatibility for Array constructors John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	2684 Array<Complex> work (dim_vector (1, 1));
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2685
7477 8b22207ef9ca ilaenv --> xilaenv John W. Eaton <jwe@octave.org> parents: 7476 diff changeset	2686 octave_idx_type smlsiz;
8b22207ef9ca ilaenv --> xilaenv John W. Eaton <jwe@octave.org> parents: 7476 diff changeset	2687 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	2688 F77_CONST_CHAR_ARG2 (" ", 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2689 0, 0, 0, 0, smlsiz
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2690 F77_CHAR_ARG_LEN (6)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2691 F77_CHAR_ARG_LEN (1));
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2692
7486 6a6d2abe51ff more xGELSD workspace fixes John W. Eaton <jwe@octave.org> parents: 7482 diff changeset	2693 octave_idx_type mnthr;
6a6d2abe51ff more xGELSD workspace fixes John W. Eaton <jwe@octave.org> parents: 7482 diff changeset	2694 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	2695 F77_CONST_CHAR_ARG2 (" ", 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2696 m, n, nrhs, -1, mnthr
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2697 F77_CHAR_ARG_LEN (6)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2698 F77_CHAR_ARG_LEN (1));
7486 6a6d2abe51ff more xGELSD workspace fixes John W. Eaton <jwe@octave.org> parents: 7482 diff changeset	2699
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2700 // 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	2701 // 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	2702 // call.
7124 d07cb867891b [project @ 2007-11-08 01:09:44 by jwe] jwe parents: 7079 diff changeset	2703 double dminmn = static_cast<double> (minmn);
d07cb867891b [project @ 2007-11-08 01:09:44 by jwe] jwe parents: 7079 diff changeset	2704 double dsmlsizp1 = static_cast<double> (smlsiz+1);
19037 ff4da3c8ed16 use gnulib log2 modules (bug #42583) John W. Eaton <jwe@octave.org> parents: 17769 diff changeset	2705 double tmp = xlog2 (dminmn / dsmlsizp1);
ff4da3c8ed16 use gnulib log2 modules (bug #42583) John W. Eaton <jwe@octave.org> parents: 17769 diff changeset	2706
7544 f9983d2761df more xGELSD workspace fixes Jaroslav Hajek <highegg@gmail.com> parents: 7532 diff changeset	2707 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	2708 if (nlvl < 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2709 nlvl = 0;
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2710
6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2711 octave_idx_type lrwork = minmn(10 + 2smlsiz + 8*nlvl)
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	2712 + 3smlsiznrhs
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	2713 + std::max ((smlsiz+1)*(smlsiz+1),
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	2714 n(1+nrhs) + 2nrhs);
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2715 if (lrwork < 1)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2716 lrwork = 1;
11570 57632dea2446 attempt better backward compatibility for Array constructors John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	2717 Array<double> rwork (dim_vector (lrwork, 1));
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2718 double *prwork = rwork.fortran_vec ();
6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2719
6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2720 octave_idx_type liwork = 3 * minmn * nlvl + 11 * minmn;
6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2721 if (liwork < 1)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2722 liwork = 1;
11570 57632dea2446 attempt better backward compatibility for Array constructors John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	2723 Array<octave_idx_type> iwork (dim_vector (liwork, 1));
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2724 octave_idx_type* piwork = iwork.fortran_vec ();
7072 b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2725
b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2726 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	2727 ps, rcon, rank, work.fortran_vec (),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2728 lwork, prwork, piwork, info));
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2729
7476 e9f10b4c05cf fix workspace size calculation for xGELSD Jason Riedy parents: 7416 diff changeset	2730 // 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	2731 // 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	2732 // should provide sufficient workspace for ZGELSD to operate
7476 e9f10b4c05cf fix workspace size calculation for xGELSD Jason Riedy parents: 7416 diff changeset	2733 // efficiently.
10813 2c2d4a2f1047 fix workspace bug workaround for xGELSD (since 7486:6a6d2abe51ff) Jaroslav Hajek <highegg@gmail.com> parents: 10806 diff changeset	2734 if (n > m && n >= mnthr)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2735 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2736 octave_idx_type addend = m;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2737
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2738 if (2*m-4 > addend)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2739 addend = 2*m-4;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2740
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2741 if (nrhs > addend)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2742 addend = nrhs;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2743
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2744 if (n-3*m > addend)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2745 addend = n-3*m;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2746
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2747 const octave_idx_type lworkaround = 4m + mm + addend;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2748
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2749 if (std::real (work(0)) < lworkaround)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2750 work(0) = lworkaround;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2751 }
7532 493bb0de3199 avoid another xGELSD workspace query bug John W. Eaton <jwe@octave.org> parents: 7503 diff changeset	2752 else if (m >= n)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2753 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2754 octave_idx_type lworkaround = 2m + mnrhs;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2755
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2756 if (std::real (work(0)) < lworkaround)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2757 work(0) = lworkaround;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2758 }
7476 e9f10b4c05cf fix workspace size calculation for xGELSD Jason Riedy parents: 7416 diff changeset	2759
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	2760 lwork = static_cast<octave_idx_type> (std::real (work(0)));
11574 a83bad07f7e3 attempt better backward compatibility for Array resize functions John W. Eaton <jwe@octave.org> parents: 11570 diff changeset	2761 work.resize (dim_vector (lwork, 1));
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	2762
29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	2763 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	2764 maxmn, ps, rcon, rank,
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	2765 work.fortran_vec (), lwork,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2766 prwork, piwork, info));
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	2767
29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	2768 if (s.elem (0) == 0.0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2769 rcon = 0.0;
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2770 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2771 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	2772
29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	2773 retval.resize (n, nrhs);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2774 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2775
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2776 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2777 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2778
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2779 ComplexColumnVector
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2780 ComplexMatrix::lssolve (const ColumnVector& b) const
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2781 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2782 octave_idx_type info;
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2783 octave_idx_type rank;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2784 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2785 return lssolve (ComplexColumnVector (b), info, rank, rcon);
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2786 }
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2787
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2788 ComplexColumnVector
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2789 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	2790 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2791 octave_idx_type rank;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2792 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2793 return lssolve (ComplexColumnVector (b), info, rank, rcon);
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2794 }
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2795
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2796 ComplexColumnVector
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	2797 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	2798 octave_idx_type& rank) const
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2799 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2800 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2801 return lssolve (ComplexColumnVector (b), info, rank, rcon);
7076 0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2802 }
0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2803
0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2804 ComplexColumnVector
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	2805 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	2806 octave_idx_type& rank, double& rcon) const
7076 0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2807 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2808 return lssolve (ComplexColumnVector (b), info, rank, rcon);
3585 d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2809 }
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2810
d9803711e047 [project @ 2000-02-08 04:35:39 by jwe] jwe parents: 3580 diff changeset	2811 ComplexColumnVector
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2812 ComplexMatrix::lssolve (const ComplexColumnVector& b) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2813 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2814 octave_idx_type info;
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2815 octave_idx_type rank;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2816 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2817 return lssolve (b, info, rank, rcon);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2818 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2819
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2820 ComplexColumnVector
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	2821 ComplexMatrix::lssolve (const ComplexColumnVector& b,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	2822 octave_idx_type& info) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2823 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2824 octave_idx_type rank;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2825 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2826 return lssolve (b, info, rank, rcon);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2827 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2828
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2829 ComplexColumnVector
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2830 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	2831 octave_idx_type& rank) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2832 {
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2833 double rcon;
45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2834 return lssolve (b, info, rank, rcon);
7076 0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2835
0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2836 }
0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2837
0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2838 ComplexColumnVector
0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2839 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	2840 octave_idx_type& rank, double& rcon) const
7076 0bade2dc44a1 [project @ 2007-10-29 18:09:57 by jwe] jwe parents: 7072 diff changeset	2841 {
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2842 ComplexColumnVector retval;
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2843
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2844 octave_idx_type nrhs = 1;
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2845
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2846 octave_idx_type m = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2847 octave_idx_type n = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2848
6924 be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	2849 if (m != b.length ())
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2850 (*current_liboctave_error_handler)
6924 be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	2851 ("matrix dimension mismatch solution of linear equations");
be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	2852 else if (m == 0 \|\| n == 0 \|\| b.cols () == 0)
be176b7e110a [project @ 2007-09-25 19:08:19 by dbateman] dbateman parents: 6867 diff changeset	2853 retval = ComplexColumnVector (n, Complex (0.0, 0.0));
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2854 else
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2855 {
7072 b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2856 volatile octave_idx_type minmn = (m < n ? m : n);
b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2857 octave_idx_type maxmn = m > n ? m : n;
7788 45f5faba05a2 Add the rcond function David Bateman <dbateman@free.fr> parents: 7620 diff changeset	2858 rcon = -1.0;
7072 b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2859
b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2860 if (m != n)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2861 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2862 retval = ComplexColumnVector (maxmn);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2863
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2864 for (octave_idx_type i = 0; i < m; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2865 retval.elem (i) = b.elem (i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2866 }
7072 b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2867 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2868 retval = b;
7072 b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2869
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2870 ComplexMatrix atmp = *this;
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2871 Complex *tmp_data = atmp.fortran_vec ();
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2872
7072 b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2873 Complex *pretval = retval.fortran_vec ();
11570 57632dea2446 attempt better backward compatibility for Array constructors John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	2874 Array<double> s (dim_vector (minmn, 1));
7071 c3b479e753dd [project @ 2007-10-26 15:14:34 by jwe] jwe parents: 7033 diff changeset	2875 double *ps = s.fortran_vec ();
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2876
7072 b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2877 // 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	2878 octave_idx_type lwork = -1;
3752 719a44ff67c9 [project @ 2000-12-13 19:02:42 by jwe] jwe parents: 3726 diff changeset	2879
11570 57632dea2446 attempt better backward compatibility for Array constructors John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	2880 Array<Complex> work (dim_vector (1, 1));
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2881
7544 f9983d2761df more xGELSD workspace fixes Jaroslav Hajek <highegg@gmail.com> parents: 7532 diff changeset	2882 octave_idx_type smlsiz;
f9983d2761df more xGELSD workspace fixes Jaroslav Hajek <highegg@gmail.com> parents: 7532 diff changeset	2883 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	2884 F77_CONST_CHAR_ARG2 (" ", 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2885 0, 0, 0, 0, smlsiz
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2886 F77_CHAR_ARG_LEN (6)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2887 F77_CHAR_ARG_LEN (1));
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2888
6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2889 // 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	2890 // 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	2891 // call.
7124 d07cb867891b [project @ 2007-11-08 01:09:44 by jwe] jwe parents: 7079 diff changeset	2892 double dminmn = static_cast<double> (minmn);
d07cb867891b [project @ 2007-11-08 01:09:44 by jwe] jwe parents: 7079 diff changeset	2893 double dsmlsizp1 = static_cast<double> (smlsiz+1);
19037 ff4da3c8ed16 use gnulib log2 modules (bug #42583) John W. Eaton <jwe@octave.org> parents: 17769 diff changeset	2894 double tmp = xlog2 (dminmn / dsmlsizp1);
ff4da3c8ed16 use gnulib log2 modules (bug #42583) John W. Eaton <jwe@octave.org> parents: 17769 diff changeset	2895
7544 f9983d2761df more xGELSD workspace fixes Jaroslav Hajek <highegg@gmail.com> parents: 7532 diff changeset	2896 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	2897 if (nlvl < 0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2898 nlvl = 0;
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2899
6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2900 octave_idx_type lrwork = minmn(10 + 2smlsiz + 8*nlvl)
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	2901 + 3smlsiznrhs + (smlsiz+1)*(smlsiz+1);
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2902 if (lrwork < 1)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2903 lrwork = 1;
11570 57632dea2446 attempt better backward compatibility for Array constructors John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	2904 Array<double> rwork (dim_vector (lrwork, 1));
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2905 double *prwork = rwork.fortran_vec ();
6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2906
6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2907 octave_idx_type liwork = 3 * minmn * nlvl + 11 * minmn;
6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2908 if (liwork < 1)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2909 liwork = 1;
11570 57632dea2446 attempt better backward compatibility for Array constructors John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	2910 Array<octave_idx_type> iwork (dim_vector (liwork, 1));
7079 6d3e53a2f963 [project @ 2007-10-30 19:26:32 by jwe] jwe parents: 7076 diff changeset	2911 octave_idx_type* piwork = iwork.fortran_vec ();
7072 b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2912
b48d486f641d [project @ 2007-10-26 15:52:57 by jwe] jwe parents: 7071 diff changeset	2913 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	2914 ps, rcon, rank, work.fortran_vec (),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2915 lwork, prwork, piwork, info));
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2916
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	2917 lwork = static_cast<octave_idx_type> (std::real (work(0)));
11574 a83bad07f7e3 attempt better backward compatibility for Array resize functions John W. Eaton <jwe@octave.org> parents: 11570 diff changeset	2918 work.resize (dim_vector (lwork, 1));
a83bad07f7e3 attempt better backward compatibility for Array resize functions John W. Eaton <jwe@octave.org> parents: 11570 diff changeset	2919 rwork.resize (dim_vector (static_cast<octave_idx_type> (rwork(0)), 1));
a83bad07f7e3 attempt better backward compatibility for Array resize functions John W. Eaton <jwe@octave.org> parents: 11570 diff changeset	2920 iwork.resize (dim_vector (iwork(0), 1));
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	2921
29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	2922 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	2923 maxmn, ps, rcon, rank,
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	2924 work.fortran_vec (), lwork,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2925 prwork, piwork, info));
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	2926
29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	2927 if (rank < minmn)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2928 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2929 if (s.elem (0) == 0.0)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2930 rcon = 0.0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2931 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2932 rcon = s.elem (minmn - 1) / s.elem (0);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2933
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2934 retval.resize (n, nrhs);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2935 }
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
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2938 return retval;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2939 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2940
1205 8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2941 // column vector by row vector -> matrix operations
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2942
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2943 ComplexMatrix
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2944 operator * (const ColumnVector& v, const ComplexRowVector& a)
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2945 {
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2946 ComplexColumnVector tmp (v);
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2947 return tmp * a;
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2948 }
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2949
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2950 ComplexMatrix
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2951 operator * (const ComplexColumnVector& a, const RowVector& b)
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2952 {
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2953 ComplexRowVector tmp (b);
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2954 return a * tmp;
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2955 }
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2956
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2957 ComplexMatrix
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2958 operator * (const ComplexColumnVector& v, const ComplexRowVector& a)
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2959 {
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2960 ComplexMatrix retval;
d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2961
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2962 octave_idx_type len = v.length ();
3233 98d0ee053ba4 [project @ 1999-01-27 20:23:40 by jwe] jwe parents: 3225 diff changeset	2963
98d0ee053ba4 [project @ 1999-01-27 20:23:40 by jwe] jwe parents: 3225 diff changeset	2964 if (len != 0)
1205 8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2965 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2966 octave_idx_type a_len = a.length ();
3233 98d0ee053ba4 [project @ 1999-01-27 20:23:40 by jwe] jwe parents: 3225 diff changeset	2967
9359 be6867ba8104 avoid useless zero initialization when doing matrix multiply Jaroslav Hajek <highegg@gmail.com> parents: 9227 diff changeset	2968 retval = ComplexMatrix (len, a_len);
3233 98d0ee053ba4 [project @ 1999-01-27 20:23:40 by jwe] jwe parents: 3225 diff changeset	2969 Complex *c = retval.fortran_vec ();
98d0ee053ba4 [project @ 1999-01-27 20:23:40 by jwe] jwe parents: 3225 diff changeset	2970
4552 6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	2971 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	2972 F77_CONST_CHAR_ARG2 ("N", 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2973 len, a_len, 1, 1.0, v.data (), len,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2974 a.data (), 1, 0.0, c, len
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2975 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	2976 F77_CHAR_ARG_LEN (1)));
1205 8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2977 }
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2978
1948 d7dec93d4b87 [project @ 1996-02-14 03:45:49 by jwe] jwe parents: 1882 diff changeset	2979 return retval;
1205 8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2980 }
8302fab9fe24 [project @ 1995-04-04 02:05:01 by jwe] jwe parents: 1195 diff changeset	2981
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2982 // matrix by diagonal matrix -> matrix operations
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2983
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2984 ComplexMatrix&
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2985 ComplexMatrix::operator += (const DiagMatrix& a)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2986 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2987 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2988 octave_idx_type nc = cols ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2989
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2990 octave_idx_type a_nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2991 octave_idx_type a_nc = cols ();
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	2992
d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	2993 if (nr != a_nr \|\| nc != a_nc)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2994 {
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	2995 gripe_nonconformant ("operator +=", nr, nc, a_nr, a_nc);
889 a962376eac74 [project @ 1994-11-08 02:21:29 by jwe] jwe parents: 882 diff changeset	2996 return *this;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2997 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	2998
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	2999 for (octave_idx_type i = 0; i < a.length (); i++)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3000 elem (i, i) += a.elem (i, i);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3001
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3002 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3003 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3004
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3005 ComplexMatrix&
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3006 ComplexMatrix::operator -= (const DiagMatrix& a)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3007 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3008 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3009 octave_idx_type nc = cols ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3010
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3011 octave_idx_type a_nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3012 octave_idx_type a_nc = cols ();
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3013
d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3014 if (nr != a_nr \|\| nc != a_nc)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3015 {
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3016 gripe_nonconformant ("operator -=", nr, nc, a_nr, a_nc);
889 a962376eac74 [project @ 1994-11-08 02:21:29 by jwe] jwe parents: 882 diff changeset	3017 return *this;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3018 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3019
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3020 for (octave_idx_type i = 0; i < a.length (); i++)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3021 elem (i, i) -= a.elem (i, i);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3022
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3023 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3024 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3025
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3026 ComplexMatrix&
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3027 ComplexMatrix::operator += (const ComplexDiagMatrix& a)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3028 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3029 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3030 octave_idx_type nc = cols ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3031
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3032 octave_idx_type a_nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3033 octave_idx_type a_nc = cols ();
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3034
d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3035 if (nr != a_nr \|\| nc != a_nc)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3036 {
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3037 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	3038 return *this;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3039 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3040
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3041 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	3042 elem (i, i) += a.elem (i, i);
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3043
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3044 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3045 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3046
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3047 ComplexMatrix&
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3048 ComplexMatrix::operator -= (const ComplexDiagMatrix& a)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3049 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3050 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3051 octave_idx_type nc = cols ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3052
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3053 octave_idx_type a_nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3054 octave_idx_type a_nc = cols ();
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3055
d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3056 if (nr != a_nr \|\| nc != a_nc)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3057 {
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3058 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	3059 return *this;
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3060 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3061
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3062 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	3063 elem (i, i) -= a.elem (i, i);
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 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3066 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3067
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3068 // matrix by matrix -> matrix operations
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3069
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3070 ComplexMatrix&
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3071 ComplexMatrix::operator += (const Matrix& a)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3072 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3073 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3074 octave_idx_type nc = cols ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3075
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3076 octave_idx_type a_nr = a.rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3077 octave_idx_type a_nc = a.cols ();
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3078
d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3079 if (nr != a_nr \|\| nc != a_nc)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3080 {
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3081 gripe_nonconformant ("operator +=", nr, nc, a_nr, a_nc);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3082 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3083 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3084
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3085 if (nr == 0 \|\| nc == 0)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3086 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3087
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3088 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	3089
9550 3d6a9aea2aea refactor binary & bool ops in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9528 diff changeset	3090 mx_inline_add2 (length (), d, a.data ());
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3091 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3092 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3093
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3094 ComplexMatrix&
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3095 ComplexMatrix::operator -= (const Matrix& a)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3096 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3097 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3098 octave_idx_type nc = cols ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3099
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3100 octave_idx_type a_nr = a.rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3101 octave_idx_type a_nc = a.cols ();
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3102
d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3103 if (nr != a_nr \|\| nc != a_nc)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3104 {
2384 d9147efd1a93 [project @ 1996-10-12 17:56:38 by jwe] jwe parents: 2354 diff changeset	3105 gripe_nonconformant ("operator -=", nr, nc, a_nr, a_nc);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3106 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3107 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3108
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3109 if (nr == 0 \|\| nc == 0)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3110 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3111
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3112 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	3113
9550 3d6a9aea2aea refactor binary & bool ops in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9528 diff changeset	3114 mx_inline_sub2 (length (), d, a.data ());
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3115 return *this;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3116 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3117
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3118 // other operations
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3119
2832 4dff308e9acc [project @ 1997-03-26 05:16:58 by jwe] jwe parents: 2828 diff changeset	3120 boolMatrix
4015 6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3998 diff changeset	3121 ComplexMatrix::all (int dim) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3122 {
19511 3746b92739f7 Replace some duplicated code and count on methods implemented on base classes. Carnë Draug <carandraug@octave.org> parents: 19510 diff changeset	3123 return ComplexNDArray::all (dim);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3124 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3125
2832 4dff308e9acc [project @ 1997-03-26 05:16:58 by jwe] jwe parents: 2828 diff changeset	3126 boolMatrix
4015 6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe] jwe parents: 3998 diff changeset	3127 ComplexMatrix::any (int dim) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3128 {
19511 3746b92739f7 Replace some duplicated code and count on methods implemented on base classes. Carnë Draug <carandraug@octave.org> parents: 19510 diff changeset	3129 return ComplexNDArray::any (dim);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3130 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3131
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3132 ComplexMatrix
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3585 diff changeset	3133 ComplexMatrix::cumprod (int dim) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3134 {
19511 3746b92739f7 Replace some duplicated code and count on methods implemented on base classes. Carnë Draug <carandraug@octave.org> parents: 19510 diff changeset	3135 return ComplexNDArray::cumprod (dim);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3136 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3137
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3138 ComplexMatrix
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3585 diff changeset	3139 ComplexMatrix::cumsum (int dim) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3140 {
19511 3746b92739f7 Replace some duplicated code and count on methods implemented on base classes. Carnë Draug <carandraug@octave.org> parents: 19510 diff changeset	3141 return ComplexNDArray::cumsum (dim);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3142 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3143
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3144 ComplexMatrix
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3585 diff changeset	3145 ComplexMatrix::prod (int dim) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3146 {
19511 3746b92739f7 Replace some duplicated code and count on methods implemented on base classes. Carnë Draug <carandraug@octave.org> parents: 19510 diff changeset	3147 return ComplexNDArray::prod (dim);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3148 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3149
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3150 ComplexMatrix
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3585 diff changeset	3151 ComplexMatrix::sum (int dim) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3152 {
19511 3746b92739f7 Replace some duplicated code and count on methods implemented on base classes. Carnë Draug <carandraug@octave.org> parents: 19510 diff changeset	3153 return ComplexNDArray::sum (dim);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3154 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3155
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3156 ComplexMatrix
3723 4c3774db5b3c [project @ 2000-10-12 05:10:08 by jwe] jwe parents: 3585 diff changeset	3157 ComplexMatrix::sumsq (int dim) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3158 {
19511 3746b92739f7 Replace some duplicated code and count on methods implemented on base classes. Carnë Draug <carandraug@octave.org> parents: 19510 diff changeset	3159 return ComplexNDArray::sumsq (dim);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3160 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3161
19511 3746b92739f7 Replace some duplicated code and count on methods implemented on base classes. Carnë Draug <carandraug@octave.org> parents: 19510 diff changeset	3162 Matrix
3746b92739f7 Replace some duplicated code and count on methods implemented on base classes. Carnë Draug <carandraug@octave.org> parents: 19510 diff changeset	3163 ComplexMatrix::abs (void) const
4329 d53c33d93440 [project @ 2003-02-18 20:00:48 by jwe] jwe parents: 4316 diff changeset	3164 {
19511 3746b92739f7 Replace some duplicated code and count on methods implemented on base classes. Carnë Draug <carandraug@octave.org> parents: 19510 diff changeset	3165 return ComplexNDArray::abs ();
4329 d53c33d93440 [project @ 2003-02-18 20:00:48 by jwe] jwe parents: 4316 diff changeset	3166 }
d53c33d93440 [project @ 2003-02-18 20:00:48 by jwe] jwe parents: 4316 diff changeset	3167
7620 36594d5bbe13 Move diag function into the octave_value class David Bateman <dbateman@free.fr> parents: 7544 diff changeset	3168 ComplexMatrix
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3169 ComplexMatrix::diag (octave_idx_type k) const
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3170 {
19510 d0c73e23a505 Change inheritance tree so that <T>Matrix inherit from <T>NDArray. Carnë Draug <carandraug@octave.org> parents: 19461 diff changeset	3171 return ComplexNDArray::diag (k);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3172 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3173
14557 e8e86ae3abbc make diag (x, m, n) return a proper diagonal matrix object (bug #36099) John W. Eaton <jwe@octave.org> parents: 14427 diff changeset	3174 ComplexDiagMatrix
e8e86ae3abbc make diag (x, m, n) return a proper diagonal matrix object (bug #36099) John W. Eaton <jwe@octave.org> parents: 14427 diff changeset	3175 ComplexMatrix::diag (octave_idx_type m, octave_idx_type n) const
e8e86ae3abbc make diag (x, m, n) return a proper diagonal matrix object (bug #36099) John W. Eaton <jwe@octave.org> parents: 14427 diff changeset	3176 {
e8e86ae3abbc make diag (x, m, n) return a proper diagonal matrix object (bug #36099) John W. Eaton <jwe@octave.org> parents: 14427 diff changeset	3177 ComplexDiagMatrix retval;
e8e86ae3abbc make diag (x, m, n) return a proper diagonal matrix object (bug #36099) John W. Eaton <jwe@octave.org> parents: 14427 diff changeset	3178
e8e86ae3abbc make diag (x, m, n) return a proper diagonal matrix object (bug #36099) John W. Eaton <jwe@octave.org> parents: 14427 diff changeset	3179 octave_idx_type nr = rows ();
e8e86ae3abbc make diag (x, m, n) return a proper diagonal matrix object (bug #36099) John W. Eaton <jwe@octave.org> parents: 14427 diff changeset	3180 octave_idx_type nc = cols ();
e8e86ae3abbc make diag (x, m, n) return a proper diagonal matrix object (bug #36099) John W. Eaton <jwe@octave.org> parents: 14427 diff changeset	3181
e8e86ae3abbc make diag (x, m, n) return a proper diagonal matrix object (bug #36099) John W. Eaton <jwe@octave.org> parents: 14427 diff changeset	3182 if (nr == 1 \|\| nc == 1)
e8e86ae3abbc make diag (x, m, n) return a proper diagonal matrix object (bug #36099) John W. Eaton <jwe@octave.org> parents: 14427 diff changeset	3183 retval = ComplexDiagMatrix (*this, m, n);
e8e86ae3abbc make diag (x, m, n) return a proper diagonal matrix object (bug #36099) John W. Eaton <jwe@octave.org> parents: 14427 diff changeset	3184 else
e8e86ae3abbc make diag (x, m, n) return a proper diagonal matrix object (bug #36099) John W. Eaton <jwe@octave.org> parents: 14427 diff changeset	3185 (*current_liboctave_error_handler)
e8e86ae3abbc make diag (x, m, n) return a proper diagonal matrix object (bug #36099) John W. Eaton <jwe@octave.org> parents: 14427 diff changeset	3186 ("diag: expecting vector argument");
e8e86ae3abbc make diag (x, m, n) return a proper diagonal matrix object (bug #36099) John W. Eaton <jwe@octave.org> parents: 14427 diff changeset	3187
e8e86ae3abbc make diag (x, m, n) return a proper diagonal matrix object (bug #36099) John W. Eaton <jwe@octave.org> parents: 14427 diff changeset	3188 return retval;
e8e86ae3abbc make diag (x, m, n) return a proper diagonal matrix object (bug #36099) John W. Eaton <jwe@octave.org> parents: 14427 diff changeset	3189 }
e8e86ae3abbc make diag (x, m, n) return a proper diagonal matrix object (bug #36099) John W. Eaton <jwe@octave.org> parents: 14427 diff changeset	3190
2354 2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	3191 bool
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3192 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	3193 {
2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	3194 bool retval = true;
2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	3195
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3196 octave_idx_type nc = columns ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3197
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3198 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	3199 {
5315 f9aff9291d94 [project @ 2005-04-28 02:36:59 by jwe] jwe parents: 5307 diff changeset	3200 if (std::imag (elem (i, j)) != 0.0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3201 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3202 retval = false;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3203 break;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3204 }
2354 2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	3205 }
2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	3206
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	3207 return retval;
2354 2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	3208 }
2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	3209
2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	3210 bool
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3211 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	3212 {
2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	3213 bool retval = true;
2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	3214
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3215 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3216
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3217 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	3218 {
5315 f9aff9291d94 [project @ 2005-04-28 02:36:59 by jwe] jwe parents: 5307 diff changeset	3219 if (std::imag (elem (i, j)) != 0.0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3220 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3221 retval = false;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3222 break;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3223 }
2354 2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	3224 }
2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	3225
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	3226 return retval;
2354 2ce6e1ec9b53 [project @ 1996-08-20 22:44:25 by jwe] jwe parents: 2349 diff changeset	3227 }
891 9e6bdfdfcf86 [project @ 1994-11-08 20:59:39 by jwe] jwe parents: 889 diff changeset	3228
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3229 ComplexColumnVector
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3230 ComplexMatrix::row_min (void) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3231 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3232 Array<octave_idx_type> dummy_idx;
4587 7b957b442818 [project @ 2003-11-10 15:50:39 by jwe] jwe parents: 4552 diff changeset	3233 return row_min (dummy_idx);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3234 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3235
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3236 ComplexColumnVector
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3237 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	3238 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3239 ComplexColumnVector result;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3240
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3241 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3242 octave_idx_type nc = cols ();
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 if (nr > 0 && nc > 0)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3245 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3246 result.resize (nr);
11574 a83bad07f7e3 attempt better backward compatibility for Array resize functions John W. Eaton <jwe@octave.org> parents: 11570 diff changeset	3247 idx_arg.resize (dim_vector (nr, 1));
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3248
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3249 for (octave_idx_type i = 0; i < nr; i++)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3250 {
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3251 bool real_only = row_is_real_only (i);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3252
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3253 octave_idx_type idx_j;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3254
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3255 Complex tmp_min;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3256
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3257 double abs_min = octave_NaN;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3258
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3259 for (idx_j = 0; idx_j < nc; idx_j++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3260 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3261 tmp_min = elem (i, idx_j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3262
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3263 if (! xisnan (tmp_min))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3264 {
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	3265 abs_min = real_only ? std::real (tmp_min)
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	3266 : std::abs (tmp_min);
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3267 break;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3268 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3269 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3270
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3271 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	3272 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3273 Complex tmp = elem (i, j);
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 if (xisnan (tmp))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3276 continue;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3277
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3278 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	3279
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3280 if (abs_tmp < abs_min)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3281 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3282 idx_j = j;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3283 tmp_min = tmp;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3284 abs_min = abs_tmp;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3285 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3286 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3287
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3288 if (xisnan (tmp_min))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3289 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3290 result.elem (i) = Complex_NaN_result;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3291 idx_arg.elem (i) = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3292 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3293 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3294 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3295 result.elem (i) = tmp_min;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3296 idx_arg.elem (i) = idx_j;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3297 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3298 }
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
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3301 return result;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3302 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3303
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3304 ComplexColumnVector
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3305 ComplexMatrix::row_max (void) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3306 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3307 Array<octave_idx_type> dummy_idx;
4587 7b957b442818 [project @ 2003-11-10 15:50:39 by jwe] jwe parents: 4552 diff changeset	3308 return row_max (dummy_idx);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3309 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3310
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3311 ComplexColumnVector
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3312 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	3313 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3314 ComplexColumnVector result;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3315
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3316 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3317 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3318
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3319 if (nr > 0 && nc > 0)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3320 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3321 result.resize (nr);
11574 a83bad07f7e3 attempt better backward compatibility for Array resize functions John W. Eaton <jwe@octave.org> parents: 11570 diff changeset	3322 idx_arg.resize (dim_vector (nr, 1));
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3323
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3324 for (octave_idx_type i = 0; i < nr; i++)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3325 {
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3326 bool real_only = row_is_real_only (i);
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 octave_idx_type idx_j;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3329
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3330 Complex tmp_max;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3331
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3332 double abs_max = octave_NaN;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3333
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3334 for (idx_j = 0; idx_j < nc; idx_j++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3335 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3336 tmp_max = elem (i, idx_j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3337
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3338 if (! xisnan (tmp_max))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3339 {
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	3340 abs_max = real_only ? std::real (tmp_max)
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	3341 : std::abs (tmp_max);
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3342 break;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3343 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3344 }
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 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	3347 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3348 Complex tmp = elem (i, j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3349
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3350 if (xisnan (tmp))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3351 continue;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3352
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3353 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	3354
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3355 if (abs_tmp > abs_max)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3356 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3357 idx_j = j;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3358 tmp_max = tmp;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3359 abs_max = abs_tmp;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3360 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3361 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3362
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3363 if (xisnan (tmp_max))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3364 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3365 result.elem (i) = Complex_NaN_result;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3366 idx_arg.elem (i) = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3367 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3368 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3369 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3370 result.elem (i) = tmp_max;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3371 idx_arg.elem (i) = idx_j;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3372 }
458 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 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3375
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3376 return result;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3377 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3378
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3379 ComplexRowVector
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3380 ComplexMatrix::column_min (void) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3381 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3382 Array<octave_idx_type> dummy_idx;
4587 7b957b442818 [project @ 2003-11-10 15:50:39 by jwe] jwe parents: 4552 diff changeset	3383 return column_min (dummy_idx);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3384 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3385
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3386 ComplexRowVector
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3387 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	3388 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3389 ComplexRowVector result;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3390
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3391 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3392 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3393
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3394 if (nr > 0 && nc > 0)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3395 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3396 result.resize (nc);
11574 a83bad07f7e3 attempt better backward compatibility for Array resize functions John W. Eaton <jwe@octave.org> parents: 11570 diff changeset	3397 idx_arg.resize (dim_vector (1, nc));
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3398
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3399 for (octave_idx_type j = 0; j < nc; j++)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3400 {
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3401 bool real_only = column_is_real_only (j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3402
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3403 octave_idx_type idx_i;
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 Complex tmp_min;
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 double abs_min = octave_NaN;
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 for (idx_i = 0; idx_i < nr; idx_i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3410 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3411 tmp_min = elem (idx_i, j);
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 if (! xisnan (tmp_min))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3414 {
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	3415 abs_min = real_only ? std::real (tmp_min)
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	3416 : std::abs (tmp_min);
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3417 break;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3418 }
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
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3421 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	3422 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3423 Complex tmp = elem (i, j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3424
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3425 if (xisnan (tmp))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3426 continue;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3427
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3428 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	3429
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3430 if (abs_tmp < abs_min)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3431 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3432 idx_i = i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3433 tmp_min = tmp;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3434 abs_min = abs_tmp;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3435 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3436 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3437
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3438 if (xisnan (tmp_min))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3439 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3440 result.elem (j) = Complex_NaN_result;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3441 idx_arg.elem (j) = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3442 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3443 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3444 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3445 result.elem (j) = tmp_min;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3446 idx_arg.elem (j) = idx_i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3447 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3448 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3449 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3450
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3451 return result;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3452 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3453
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3454 ComplexRowVector
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3455 ComplexMatrix::column_max (void) const
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3456 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3457 Array<octave_idx_type> dummy_idx;
4587 7b957b442818 [project @ 2003-11-10 15:50:39 by jwe] jwe parents: 4552 diff changeset	3458 return column_max (dummy_idx);
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3459 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3460
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3461 ComplexRowVector
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3462 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	3463 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3464 ComplexRowVector result;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3465
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3466 octave_idx_type nr = rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3467 octave_idx_type nc = cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3468
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3469 if (nr > 0 && nc > 0)
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3470 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3471 result.resize (nc);
11574 a83bad07f7e3 attempt better backward compatibility for Array resize functions John W. Eaton <jwe@octave.org> parents: 11570 diff changeset	3472 idx_arg.resize (dim_vector (1, nc));
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3473
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3474 for (octave_idx_type j = 0; j < nc; j++)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3475 {
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3476 bool real_only = column_is_real_only (j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3477
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3478 octave_idx_type idx_i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3479
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3480 Complex tmp_max;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3481
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3482 double abs_max = octave_NaN;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3483
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3484 for (idx_i = 0; idx_i < nr; idx_i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3485 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3486 tmp_max = elem (idx_i, j);
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 if (! xisnan (tmp_max))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3489 {
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	3490 abs_max = real_only ? std::real (tmp_max)
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	3491 : std::abs (tmp_max);
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3492 break;
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 }
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 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	3497 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3498 Complex tmp = elem (i, j);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3499
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3500 if (xisnan (tmp))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3501 continue;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3502
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3503 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	3504
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3505 if (abs_tmp > abs_max)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3506 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3507 idx_i = i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3508 tmp_max = tmp;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3509 abs_max = abs_tmp;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3510 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3511 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3512
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3513 if (xisnan (tmp_max))
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3514 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3515 result.elem (j) = Complex_NaN_result;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3516 idx_arg.elem (j) = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3517 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3518 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3519 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3520 result.elem (j) = tmp_max;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3521 idx_arg.elem (j) = idx_i;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3522 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3523 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3524 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3525
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3526 return result;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3527 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3528
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3529 // i/o
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3530
3504 5eef8a2294bd [project @ 2000-02-01 10:06:51 by jwe] jwe parents: 3503 diff changeset	3531 std::ostream&
5eef8a2294bd [project @ 2000-02-01 10:06:51 by jwe] jwe parents: 3503 diff changeset	3532 operator << (std::ostream& os, const ComplexMatrix& a)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3533 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3534 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	3535 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3536 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	3537 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3538 os << " ";
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3539 octave_write_complex (os, a.elem (i, j));
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3540 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3541 os << "\n";
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3542 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3543 return os;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3544 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3545
3504 5eef8a2294bd [project @ 2000-02-01 10:06:51 by jwe] jwe parents: 3503 diff changeset	3546 std::istream&
5eef8a2294bd [project @ 2000-02-01 10:06:51 by jwe] jwe parents: 3503 diff changeset	3547 operator >> (std::istream& is, ComplexMatrix& a)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3548 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3549 octave_idx_type nr = a.rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3550 octave_idx_type nc = a.cols ();
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3551
8999 dc07bc4157b8 allow empty matrices in stream input operators Jaroslav Hajek <highegg@gmail.com> parents: 8956 diff changeset	3552 if (nr > 0 && nc > 0)
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3553 {
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3554 Complex tmp;
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3555 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	3556 for (octave_idx_type j = 0; j < nc; j++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3557 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3558 tmp = octave_read_value<Complex> (is);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3559 if (is)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3560 a.elem (i, j) = tmp;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3561 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3562 goto done;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3563 }
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3564 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3565
2993 91589ab98e37 [project @ 1997-05-21 21:44:54 by jwe] jwe parents: 2964 diff changeset	3566 done:
91589ab98e37 [project @ 1997-05-21 21:44:54 by jwe] jwe parents: 2964 diff changeset	3567
458 38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3568 return is;
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3569 }
38cb88095913 [project @ 1994-06-06 00:41:10 by jwe] jwe parents: diff changeset	3570
1819 8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3571 ComplexMatrix
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3572 Givens (const Complex& x, const Complex& y)
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3573 {
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3574 double cc;
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3575 Complex cs, temp_r;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	3576
3887 7da18459c08b [project @ 2002-04-04 00:44:21 by jwe] jwe parents: 3864 diff changeset	3577 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	3578
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3579 ComplexMatrix g (2, 2);
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3580
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3581 g.elem (0, 0) = cc;
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3582 g.elem (1, 1) = cc;
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3583 g.elem (0, 1) = cs;
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3584 g.elem (1, 0) = -conj (cs);
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3585
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3586 return g;
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3587 }
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3588
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3589 ComplexMatrix
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3590 Sylvester (const ComplexMatrix& a, const ComplexMatrix& b,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3591 const ComplexMatrix& c)
1819 8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3592 {
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3593 ComplexMatrix retval;
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3594
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	3595 // FIXME: need to check that a, b, and c are all the same size.
1819 8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3596
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3597 // Compute Schur decompositions
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3598
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3599 ComplexSCHUR as (a, "U");
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3600 ComplexSCHUR bs (b, "U");
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	3601
1819 8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3602 // Transform c to new coordinates.
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3603
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3604 ComplexMatrix ua = as.unitary_matrix ();
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3605 ComplexMatrix sch_a = as.schur_matrix ();
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3606
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3607 ComplexMatrix ub = bs.unitary_matrix ();
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3608 ComplexMatrix sch_b = bs.schur_matrix ();
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	3609
1819 8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3610 ComplexMatrix cx = ua.hermitian () * c * ub;
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3611
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	3612 // Solve the sylvester equation, back-transform, and return the solution.
1819 8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3613
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3614 octave_idx_type a_nr = a.rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3615 octave_idx_type b_nr = b.rows ();
1819 8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3616
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3617 double scale;
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3618 octave_idx_type info;
1950 ab6abe89aaa1 [project @ 1996-02-14 04:36:21 by jwe] jwe parents: 1948 diff changeset	3619
ab6abe89aaa1 [project @ 1996-02-14 04:36:21 by jwe] jwe parents: 1948 diff changeset	3620 Complex *pa = sch_a.fortran_vec ();
ab6abe89aaa1 [project @ 1996-02-14 04:36:21 by jwe] jwe parents: 1948 diff changeset	3621 Complex *pb = sch_b.fortran_vec ();
ab6abe89aaa1 [project @ 1996-02-14 04:36:21 by jwe] jwe parents: 1948 diff changeset	3622 Complex *px = cx.fortran_vec ();
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	3623
4552 6f3382e08a52 [project @ 2003-10-27 20:38:02 by jwe] jwe parents: 4513 diff changeset	3624 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	3625 F77_CONST_CHAR_ARG2 ("N", 1),
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3626 1, a_nr, b_nr, pa, a_nr, pb,
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3627 b_nr, px, a_nr, scale, info
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3628 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3629 F77_CHAR_ARG_LEN (1)));
1950 ab6abe89aaa1 [project @ 1996-02-14 04:36:21 by jwe] jwe parents: 1948 diff changeset	3630
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	3631 // FIXME: check info?
7482 29980c6b8604 don't check f77_exception_encountered John W. Eaton <jwe@octave.org> parents: 7478 diff changeset	3632
19257 d20c81d3cd21 Deprecate syl, add new function sylvester. Rik <rik@octave.org> parents: 19040 diff changeset	3633 retval = ua * cx * ub.hermitian ();
1819 8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3634
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3635 return retval;
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3636 }
8b8498bf8ec5 [project @ 1996-01-31 11:29:17 by jwe] jwe parents: 1699 diff changeset	3637
2828 92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3638 ComplexMatrix
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3639 operator * (const ComplexMatrix& m, const Matrix& a)
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3640 {
9663 7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	3641 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	3642 return ComplexMatrix (real (m) * a, imag (m) * a);
7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	3643 else
7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	3644 return m * ComplexMatrix (a);
2828 92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3645 }
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3646
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3647 ComplexMatrix
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3648 operator * (const Matrix& m, const ComplexMatrix& a)
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3649 {
9663 7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	3650 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	3651 return ComplexMatrix (m * real (a), m * imag (a));
7e5b4de5fbfe improve mixed real x complex ops Jaroslav Hajek <highegg@gmail.com> parents: 9661 diff changeset	3652 else
11352 5ea2644b0111 fix cut and paste error in Matrix by ComplexMatrix multiplication operator John W. Eaton <jwe@octave.org> parents: 11130 diff changeset	3653 return ComplexMatrix (m) * a;
2828 92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3654 }
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3655
14427 d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	3656 /*
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	3657
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	3658 ## Simple Dot Product, Matrix-Vector, and Matrix-Matrix Unit tests
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	3659 %!assert ([1+i 2+i 3+i] * [ 4+i ; 5+i ; 6+i], 29+21i, 1e-14)
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	3660 %!assert ([1+i 2+i ; 3+i 4+i ] * [5+i ; 6+i], [15 + 14i ; 37 + 18i], 1e-14)
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	3661 %!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)
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	3662 %!assert ([1 i]*[i 0]', -i);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	3663
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	3664 ## Test some simple identities
6162 b3c425131211 [project @ 2006-11-14 15:33:22 by jwe] jwe parents: 6060 diff changeset	3665 %!shared M, cv, rv
14427 d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	3666 %! M = randn (10,10) + i*rand (10,10);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	3667 %! cv = randn (10,1) + i*rand (10,1);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	3668 %! rv = randn (1,10) + i*rand (1,10);
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	3669 %!assert ([Mcv,Mcv], M*[cv,cv], 1e-14)
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	3670 %!assert ([M.'cv,M.'cv], M.'*[cv,cv], 1e-14)
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	3671 %!assert ([M'cv,M'cv], M'*[cv,cv], 1e-14)
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	3672 %!assert ([rvM;rvM], [rv;rv]*M, 1e-14)
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	3673 %!assert ([rvM.';rvM.'], [rv;rv]*M.', 1e-14)
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	3674 %!assert ([rvM';rvM'], [rv;rv]*M', 1e-14)
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	3675 %!assert (2rvcv, [rv,rv]*[cv;cv], 1e-14)
d07e989686b0 Use Octave coding conventions in liboctave %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	3676
6162 b3c425131211 [project @ 2006-11-14 15:33:22 by jwe] jwe parents: 6060 diff changeset	3677 */
b3c425131211 [project @ 2006-11-14 15:33:22 by jwe] jwe parents: 6060 diff changeset	3678
11516 53edbf95fbb6 avoid GCC warnings John W. Eaton <jwe@octave.org> parents: 11352 diff changeset	3679 static inline char
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	3680 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	3681 {
11516 53edbf95fbb6 avoid GCC warnings John W. Eaton <jwe@octave.org> parents: 11352 diff changeset	3682 return trans ? (conj ? 'C' : 'T') : 'N';
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	3683 }
5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	3684
5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	3685 // 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	3686
2828 92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3687 ComplexMatrix
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	3688 xgemm (const ComplexMatrix& a, const ComplexMatrix& b,
9665 1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3689 blas_trans_type transa, blas_trans_type transb)
2828 92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3690 {
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3691 ComplexMatrix retval;
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3692
18084 8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	3693 bool tra = transa != blas_no_trans;
8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	3694 bool trb = transb != blas_no_trans;
8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	3695 bool cja = transa == blas_conj_trans;
8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	3696 bool cjb = transb == blas_conj_trans;
9665 1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3697
1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3698 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	3699 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	3700
1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3701 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	3702 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	3703
5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7789 diff changeset	3704 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	3705 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	3706 else
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3707 {
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	3708 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	3709 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	3710 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	3711 {
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3712 octave_idx_type lda = a.rows ();
7801 776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3713
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	3714 // FIXME: looking at the reference BLAS, it appears that it
11596 a9cf422ed849 avoid apparent bug in ATLAS versions of CHERK/ZHERK John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	3715 // should not be necessary to initialize the output matrix if
a9cf422ed849 avoid apparent bug in ATLAS versions of CHERK/ZHERK John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	3716 // BETA is 0 in the call to ZHERK, but ATLAS appears to
a9cf422ed849 avoid apparent bug in ATLAS versions of CHERK/ZHERK John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	3717 // use the result matrix before zeroing the elements.
a9cf422ed849 avoid apparent bug in ATLAS versions of CHERK/ZHERK John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	3718
a9cf422ed849 avoid apparent bug in ATLAS versions of CHERK/ZHERK John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	3719 retval = ComplexMatrix (a_nr, b_nc, 0.0);
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3720 Complex *c = retval.fortran_vec ();
7801 776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3721
11516 53edbf95fbb6 avoid GCC warnings John W. Eaton <jwe@octave.org> parents: 11352 diff changeset	3722 const char ctra = get_blas_trans_arg (tra, cja);
9665 1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3723 if (cja \|\| cjb)
7801 776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3724 {
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3725 F77_XFCN (zherk, ZHERK, (F77_CONST_CHAR_ARG2 ("U", 1),
11516 53edbf95fbb6 avoid GCC warnings John W. Eaton <jwe@octave.org> parents: 11352 diff changeset	3726 F77_CONST_CHAR_ARG2 (&ctra, 1),
7801 776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3727 a_nr, a_nc, 1.0,
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3728 a.data (), lda, 0.0, c, a_nr
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3729 F77_CHAR_ARG_LEN (1)
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3730 F77_CHAR_ARG_LEN (1)));
10124 e5c6600e3400 use octave_idx_type where needed Jaroslav Hajek <highegg@gmail.com> parents: 10105 diff changeset	3731 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	3732 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	3733 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	3734 }
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3735 else
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3736 {
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3737 F77_XFCN (zsyrk, ZSYRK, (F77_CONST_CHAR_ARG2 ("U", 1),
11516 53edbf95fbb6 avoid GCC warnings John W. Eaton <jwe@octave.org> parents: 11352 diff changeset	3738 F77_CONST_CHAR_ARG2 (&ctra, 1),
7801 776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3739 a_nr, a_nc, 1.0,
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3740 a.data (), lda, 0.0, c, a_nr
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3741 F77_CHAR_ARG_LEN (1)
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3742 F77_CHAR_ARG_LEN (1)));
10124 e5c6600e3400 use octave_idx_type where needed Jaroslav Hajek <highegg@gmail.com> parents: 10105 diff changeset	3743 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	3744 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	3745 retval.xelem (j,i) = retval.xelem (i,j);
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3746
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3747 }
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3748
776791438957 map symmetric cases to xHERK, xSYRK Jaroslav Hajek <highegg@gmail.com> parents: 7800 diff changeset	3749 }
2828 92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3750 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3751 {
18084 8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	3752 octave_idx_type lda = a.rows ();
8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	3753 octave_idx_type tda = a.cols ();
8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	3754 octave_idx_type ldb = b.rows ();
8e056300994b Follow coding convention of defining and initializing only 1 variable per line in liboctave. Rik <rik@octave.org> parents: 18083 diff changeset	3755 octave_idx_type tdb = b.cols ();
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3756
13829 8e25d6d1db10 ensure that complex matrix multiplication results are fully initialized John W. Eaton <jwe@octave.org> parents: 13828 diff changeset	3757 retval = ComplexMatrix (a_nr, b_nc, 0.0);
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3758 Complex *c = retval.fortran_vec ();
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3759
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3760 if (b_nc == 1 && a_nr == 1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3761 {
9665 1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3762 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	3763 {
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	3764 F77_FUNC (xzdotu, XZDOTU) (a_nc, a.data (), 1, b.data (), 1,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	3765 *c);
9665 1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3766 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	3767 }
9665 1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3768 else if (cja)
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	3769 F77_FUNC (xzdotc, XZDOTC) (a_nc, a.data (), 1, b.data (), 1,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	3770 *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	3771 else
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	3772 F77_FUNC (xzdotc, XZDOTC) (a_nc, b.data (), 1, a.data (), 1,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	3773 *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	3774 }
9665 1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3775 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	3776 {
11516 53edbf95fbb6 avoid GCC warnings John W. Eaton <jwe@octave.org> parents: 11352 diff changeset	3777 const char ctra = get_blas_trans_arg (tra, cja);
53edbf95fbb6 avoid GCC warnings John W. Eaton <jwe@octave.org> parents: 11352 diff changeset	3778 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	3779 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	3780 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	3781 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	3782 }
9665 1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3783 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	3784 {
11516 53edbf95fbb6 avoid GCC warnings John W. Eaton <jwe@octave.org> parents: 11352 diff changeset	3785 const char crevtrb = get_blas_trans_arg (! trb, cjb);
53edbf95fbb6 avoid GCC warnings John W. Eaton <jwe@octave.org> parents: 11352 diff changeset	3786 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	3787 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	3788 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	3789 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	3790 }
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3791 else
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3792 {
11516 53edbf95fbb6 avoid GCC warnings John W. Eaton <jwe@octave.org> parents: 11352 diff changeset	3793 const char ctra = get_blas_trans_arg (tra, cja);
53edbf95fbb6 avoid GCC warnings John W. Eaton <jwe@octave.org> parents: 11352 diff changeset	3794 const char ctrb = get_blas_trans_arg (trb, cjb);
53edbf95fbb6 avoid GCC warnings John W. Eaton <jwe@octave.org> parents: 11352 diff changeset	3795 F77_XFCN (zgemm, ZGEMM, (F77_CONST_CHAR_ARG2 (&ctra, 1),
53edbf95fbb6 avoid GCC warnings John W. Eaton <jwe@octave.org> parents: 11352 diff changeset	3796 F77_CONST_CHAR_ARG2 (&ctrb, 1),
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3797 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	3798 lda, b.data (), ldb, 0.0, c, a_nr
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3799 F77_CHAR_ARG_LEN (1)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3800 F77_CHAR_ARG_LEN (1)));
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 }
2828 92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3803 }
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3804
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3805 return retval;
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3806 }
92826d6e8bd9 [project @ 1997-03-25 23:41:41 by jwe] jwe parents: 2815 diff changeset	3807
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 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	3809 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	3810 {
9665 1dba57e9d08d use blas_trans_type for xgemm Jaroslav Hajek <highegg@gmail.com> parents: 9663 diff changeset	3811 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	3812 }
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
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	3814 // FIXME: it would be nice to share code among the min/max functions below.
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3815
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3816 #define EMPTY_RETURN_CHECK(T) \
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3817 if (nr == 0 \|\| nc == 0) \
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3818 return T (nr, nc);
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3819
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3820 ComplexMatrix
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3821 min (const Complex& c, const ComplexMatrix& m)
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3822 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3823 octave_idx_type nr = m.rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3824 octave_idx_type nc = m.columns ();
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3825
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3826 EMPTY_RETURN_CHECK (ComplexMatrix);
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3827
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3828 ComplexMatrix result (nr, nc);
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3829
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3830 for (octave_idx_type j = 0; j < nc; j++)
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3831 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	3832 {
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3833 octave_quit ();
18083 938f01339043 maint: Use Octave coding convention for indexing vs. function calls in liboctave/array. Rik <rik@octave.org> parents: 17769 diff changeset	3834 result(i, j) = xmin (c, m(i, j));
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3835 }
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3836
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3837 return result;
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3838 }
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3839
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3840 ComplexMatrix
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3841 min (const ComplexMatrix& m, const Complex& c)
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3842 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3843 octave_idx_type nr = m.rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3844 octave_idx_type nc = m.columns ();
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3845
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3846 EMPTY_RETURN_CHECK (ComplexMatrix);
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3847
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3848 ComplexMatrix result (nr, nc);
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3849
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3850 for (octave_idx_type j = 0; j < nc; j++)
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3851 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	3852 {
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3853 octave_quit ();
18083 938f01339043 maint: Use Octave coding convention for indexing vs. function calls in liboctave/array. Rik <rik@octave.org> parents: 17769 diff changeset	3854 result(i, j) = xmin (m(i, j), c);
4309 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
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3857 return result;
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3858 }
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 ComplexMatrix& a, const ComplexMatrix& b)
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 = a.rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3864 octave_idx_type nc = a.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 if (nr != b.rows () \|\| nc != b.columns ())
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 (*current_liboctave_error_handler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3869 ("two-arg min expecting args of same size");
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3870 return ComplexMatrix ();
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3871 }
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3872
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3873 EMPTY_RETURN_CHECK (ComplexMatrix);
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3874
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3875 ComplexMatrix result (nr, nc);
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3876
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3877 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	3878 {
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3879 int columns_are_real_only = 1;
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3880 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	3881 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3882 octave_quit ();
18083 938f01339043 maint: Use Octave coding convention for indexing vs. function calls in liboctave/array. Rik <rik@octave.org> parents: 17769 diff changeset	3883 if (std::imag (a(i, j)) != 0.0 \|\| std::imag (b(i, j)) != 0.0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3884 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3885 columns_are_real_only = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3886 break;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3887 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3888 }
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3889
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3890 if (columns_are_real_only)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3891 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3892 for (octave_idx_type i = 0; i < nr; i++)
18083 938f01339043 maint: Use Octave coding convention for indexing vs. function calls in liboctave/array. Rik <rik@octave.org> parents: 17769 diff changeset	3893 result(i, j) = xmin (std::real (a(i, j)), std::real (b(i, j)));
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3894 }
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3895 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3896 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3897 for (octave_idx_type i = 0; i < nr; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3898 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3899 octave_quit ();
18083 938f01339043 maint: Use Octave coding convention for indexing vs. function calls in liboctave/array. Rik <rik@octave.org> parents: 17769 diff changeset	3900 result(i, j) = xmin (a(i, j), b(i, j));
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3901 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3902 }
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3903 }
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3904
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3905 return result;
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3906 }
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3907
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3908 ComplexMatrix
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3909 max (const Complex& c, const ComplexMatrix& m)
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3910 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3911 octave_idx_type nr = m.rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3912 octave_idx_type nc = m.columns ();
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3913
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3914 EMPTY_RETURN_CHECK (ComplexMatrix);
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3915
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3916 ComplexMatrix result (nr, nc);
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3917
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3918 for (octave_idx_type j = 0; j < nc; j++)
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3919 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	3920 {
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3921 octave_quit ();
18083 938f01339043 maint: Use Octave coding convention for indexing vs. function calls in liboctave/array. Rik <rik@octave.org> parents: 17769 diff changeset	3922 result(i, j) = xmax (c, m(i, j));
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3923 }
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3924
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3925 return result;
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3926 }
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3927
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3928 ComplexMatrix
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3929 max (const ComplexMatrix& m, const Complex& c)
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3930 {
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3931 octave_idx_type nr = m.rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3932 octave_idx_type nc = m.columns ();
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3933
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3934 EMPTY_RETURN_CHECK (ComplexMatrix);
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3935
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3936 ComplexMatrix result (nr, nc);
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3937
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3938 for (octave_idx_type j = 0; j < nc; j++)
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3939 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	3940 {
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3941 octave_quit ();
18083 938f01339043 maint: Use Octave coding convention for indexing vs. function calls in liboctave/array. Rik <rik@octave.org> parents: 17769 diff changeset	3942 result(i, j) = xmax (m(i, j), c);
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 ComplexMatrix& a, const ComplexMatrix& b)
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 = a.rows ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3952 octave_idx_type nc = a.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 if (nr != b.rows () \|\| nc != b.columns ())
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 (*current_liboctave_error_handler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3957 ("two-arg max expecting args of same size");
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3958 return ComplexMatrix ();
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3959 }
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3960
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3961 EMPTY_RETURN_CHECK (ComplexMatrix);
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3962
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3963 ComplexMatrix result (nr, nc);
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3964
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3965 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	3966 {
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3967 int columns_are_real_only = 1;
5275 23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe] jwe parents: 5260 diff changeset	3968 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	3969 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3970 octave_quit ();
18083 938f01339043 maint: Use Octave coding convention for indexing vs. function calls in liboctave/array. Rik <rik@octave.org> parents: 17769 diff changeset	3971 if (std::imag (a(i, j)) != 0.0 \|\| std::imag (b(i, j)) != 0.0)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3972 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3973 columns_are_real_only = 0;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3974 break;
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3975 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3976 }
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3977
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3978 if (columns_are_real_only)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3979 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3980 for (octave_idx_type i = 0; i < nr; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3981 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3982 octave_quit ();
18083 938f01339043 maint: Use Octave coding convention for indexing vs. function calls in liboctave/array. Rik <rik@octave.org> parents: 17769 diff changeset	3983 result(i, j) = xmax (std::real (a(i, j)), std::real (b(i, j)));
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3984 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3985 }
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3986 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3987 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3988 for (octave_idx_type i = 0; i < nr; i++)
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3989 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3990 octave_quit ();
18083 938f01339043 maint: Use Octave coding convention for indexing vs. function calls in liboctave/array. Rik <rik@octave.org> parents: 17769 diff changeset	3991 result(i, j) = xmax (a(i, j), b(i, j));
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3992 }
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10213 diff changeset	3993 }
4309 a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3994 }
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 return result;
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3997 }
a9560cebae6e [project @ 2003-01-28 23:24:58 by jwe] jwe parents: 4192 diff changeset	3998
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	3999 ComplexMatrix linspace (const ComplexColumnVector& x1,
12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	4000 const ComplexColumnVector& x2,
9653 e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4001 octave_idx_type n)
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4002
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4003 {
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4004 if (n < 1) n = 1;
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4005
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4006 octave_idx_type m = x1.length ();
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4007
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4008 if (x2.length () != m)
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	4009 (*current_liboctave_error_handler)
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	4010 ("linspace: vectors must be of equal length");
9653 e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4011
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4012 NoAlias<ComplexMatrix> retval;
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4013
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4014 retval.clear (m, n);
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4015 for (octave_idx_type i = 0; i < m; i++)
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4016 retval(i, 0) = x1(i);
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4017
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4018 // The last column is not needed while using delta.
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11574 diff changeset	4019 Complex *delta = &retval(0, n-1);
9653 e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4020 for (octave_idx_type i = 0; i < m; i++)
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4021 delta[i] = (x2(i) - x1(i)) / (n - 1.0);
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4022
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4023 for (octave_idx_type j = 1; j < n-1; j++)
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4024 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	4025 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	4026
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4027 for (octave_idx_type i = 0; i < m; i++)
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4028 retval(i, n-1) = x2(i);
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4029
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4030 return retval;
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4031 }
e087d7c77ff9 improve linspace in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9601 diff changeset	4032
9578 7dafdb8b062f refactor comparison ops implementations Jaroslav Hajek <highegg@gmail.com> parents: 9553 diff changeset	4033 MS_CMP_OPS (ComplexMatrix, Complex)
9550 3d6a9aea2aea refactor binary & bool ops in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9528 diff changeset	4034 MS_BOOL_OPS (ComplexMatrix, Complex)
2870 3241d0057e78 [project @ 1997-04-19 01:21:29 by jwe] jwe parents: 2847 diff changeset	4035
9578 7dafdb8b062f refactor comparison ops implementations Jaroslav Hajek <highegg@gmail.com> parents: 9553 diff changeset	4036 SM_CMP_OPS (Complex, ComplexMatrix)
9550 3d6a9aea2aea refactor binary & bool ops in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9528 diff changeset	4037 SM_BOOL_OPS (Complex, ComplexMatrix)
2870 3241d0057e78 [project @ 1997-04-19 01:21:29 by jwe] jwe parents: 2847 diff changeset	4038
9578 7dafdb8b062f refactor comparison ops implementations Jaroslav Hajek <highegg@gmail.com> parents: 9553 diff changeset	4039 MM_CMP_OPS (ComplexMatrix, ComplexMatrix)
9550 3d6a9aea2aea refactor binary & bool ops in liboctave Jaroslav Hajek <highegg@gmail.com> parents: 9528 diff changeset	4040 MM_BOOL_OPS (ComplexMatrix, ComplexMatrix)

Mercurial > hg > octave-nkf

annotate liboctave/array/CMatrix.cc @ 19898:4197fc428c7d