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annotate libinterp/dldfcn/__eigs__.cc @ 23024:a6a7b054e4ba

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Rationalize #includes in libinterp/dldfcn directory. * symbfact.cc, __delaunayn__.cc, __eigs__.cc, __fltk_uigetfile__.cc, __glpk__.cc, __init_fltk__.cc, __init_gnuplot__.cc, __ode15__.cc, __osmesa_print__.cc, __voronoi__.cc, amd.cc, audiodevinfo.cc, audioread.cc, ccolamd.cc, chol.cc, colamd.cc, convhulln.cc, dmperm.cc, fftw.cc, gzip.cc, qr.cc, symrcm.cc: Add missing #includes and remove excess ones.
author Rik <rik@octave.org>
date Mon, 09 Jan 2017 09:38:33 -0800
parents 3a2b891d0b33
children ef4d915df748
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1 /*
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2
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3 Copyright (C) 2005-2016 David Bateman
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4
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5 This file is part of Octave.
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6
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7 Octave is free software; you can redistribute it and/or modify it
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8 under the terms of the GNU General Public License as published by
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9 the Free Software Foundation; either version 3 of the License, or
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10 (at your option) any later version.
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11
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12 Octave is distributed in the hope that it will be useful, but
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13 WITHOUT ANY WARRANTY; without even the implied warranty of
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14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 GNU General Public License for more details.
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16
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17 You should have received a copy of the GNU General Public License
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18 along with Octave; see the file COPYING. If not, see
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19 <http://www.gnu.org/licenses/>.
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20
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21 */
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22
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23 #if defined (HAVE_CONFIG_H)
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24 # include "config.h"
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25 #endif
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26
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27 #include <limits>
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28 #include <string>
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29
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30 #include "Matrix.h"
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31 #include "eigs-base.h"
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32 #include "unwind-prot.h"
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33
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34 #include "defun-dld.h"
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35 #include "error.h"
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36 #include "errwarn.h"
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37 #include "oct-map.h"
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38 #include "ov.h"
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39 #include "ovl.h"
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40 #include "pager.h"
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41 #include "variables.h"
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42
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43 #if defined (HAVE_ARPACK)
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44
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45 // Global pointer for user defined function.
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46 static octave_function *eigs_fcn = 0;
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47
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48 // Have we warned about imaginary values returned from user function?
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49 static bool warned_imaginary = false;
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50
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51 // Is this a recursive call?
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52 static int call_depth = 0;
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53
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54 ColumnVector
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55 eigs_func (const ColumnVector &x, int &eigs_error)
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56 {
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57 ColumnVector retval;
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58 octave_value_list args;
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59 args(0) = x;
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60
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61 if (eigs_fcn)
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62 {
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63 octave_value_list tmp;
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64
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65 try
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66 {
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67 tmp = eigs_fcn->do_multi_index_op (1, args);
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68 }
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69 catch (octave::execution_exception& e)
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70 {
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71 err_user_supplied_eval (e, "eigs");
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72 }
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73
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74 if (tmp.length () && tmp(0).is_defined ())
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75 {
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76 if (! warned_imaginary && tmp(0).is_complex_type ())
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77 {
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78 warning ("eigs: ignoring imaginary part returned from user-supplied function");
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79 warned_imaginary = true;
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80 }
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81
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82 retval = tmp(0).xvector_value ("eigs: evaluation of user-supplied function failed");
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83 }
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84 else
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85 {
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86 eigs_error = 1;
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87 err_user_supplied_eval ("eigs");
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88 }
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89 }
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90
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91 return retval;
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92 }
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93
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94 ComplexColumnVector
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95 eigs_complex_func (const ComplexColumnVector &x, int &eigs_error)
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96 {
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97 ComplexColumnVector retval;
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98 octave_value_list args;
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99 args(0) = x;
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100
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101 if (eigs_fcn)
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102 {
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103 octave_value_list tmp;
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104
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105 try
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106 {
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107 tmp = eigs_fcn->do_multi_index_op (1, args);
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108 }
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109 catch (octave::execution_exception& e)
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110 {
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111 err_user_supplied_eval (e, "eigs");
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112 }
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113
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114 if (tmp.length () && tmp(0).is_defined ())
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115 {
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116 retval = tmp(0).complex_vector_value ("eigs: evaluation of user-supplied function failed");
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117 }
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118 else
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119 {
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120 eigs_error = 1;
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121 err_user_supplied_eval ("eigs");
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122 }
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123 }
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124
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125 return retval;
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126 }
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127
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128 #endif
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129
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130 DEFUN_DLD (__eigs__, args, nargout,
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131 doc: /* -*- texinfo -*-
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132 @deftypefn {} {@var{d} =} __eigs__ (@var{A})
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133 @deftypefnx {} {@var{d} =} __eigs__ (@var{A}, @var{k})
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134 @deftypefnx {} {@var{d} =} __eigs__ (@var{A}, @var{k}, @var{sigma})
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135 @deftypefnx {} {@var{d} =} __eigs__ (@var{A}, @var{k}, @var{sigma}, @var{opts})
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136 @deftypefnx {} {@var{d} =} __eigs__ (@var{A}, @var{B})
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137 @deftypefnx {} {@var{d} =} __eigs__ (@var{A}, @var{B}, @var{k})
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138 @deftypefnx {} {@var{d} =} __eigs__ (@var{A}, @var{B}, @var{k}, @var{sigma})
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139 @deftypefnx {} {@var{d} =} __eigs__ (@var{A}, @var{B}, @var{k}, @var{sigma}, @var{opts})
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140 @deftypefnx {} {@var{d} =} __eigs__ (@var{af}, @var{n})
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141 @deftypefnx {} {@var{d} =} __eigs__ (@var{af}, @var{n}, @var{B})
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142 @deftypefnx {} {@var{d} =} __eigs__ (@var{af}, @var{n}, @var{k})
112b20240c87 move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents: 21743
diff changeset
143 @deftypefnx {} {@var{d} =} __eigs__ (@var{af}, @var{n}, @var{B}, @var{k})
112b20240c87 move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents: 21743
diff changeset
144 @deftypefnx {} {@var{d} =} __eigs__ (@var{af}, @var{n}, @var{k}, @var{sigma})
112b20240c87 move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents: 21743
diff changeset
145 @deftypefnx {} {@var{d} =} __eigs__ (@var{af}, @var{n}, @var{B}, @var{k}, @var{sigma})
112b20240c87 move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents: 21743
diff changeset
146 @deftypefnx {} {@var{d} =} __eigs__ (@var{af}, @var{n}, @var{k}, @var{sigma}, @var{opts})
112b20240c87 move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents: 21743
diff changeset
147 @deftypefnx {} {@var{d} =} __eigs__ (@var{af}, @var{n}, @var{B}, @var{k}, @var{sigma}, @var{opts})
112b20240c87 move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents: 21743
diff changeset
148 @deftypefnx {} {[@var{V}, @var{d}] =} __eigs__ (@var{A}, @dots{})
112b20240c87 move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents: 21743
diff changeset
149 @deftypefnx {} {[@var{V}, @var{d}] =} __eigs__ (@var{af}, @var{n}, @dots{})
112b20240c87 move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents: 21743
diff changeset
150 @deftypefnx {} {[@var{V}, @var{d}, @var{flag}] =} __eigs__ (@var{A}, @dots{})
112b20240c87 move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents: 21743
diff changeset
151 @deftypefnx {} {[@var{V}, @var{d}, @var{flag}] =} __eigs__ (@var{af}, @var{n}, @dots{})
112b20240c87 move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents: 21743
diff changeset
152 Undocumented internal function.
112b20240c87 move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents: 21743
diff changeset
153 @end deftypefn */)
8417
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
154 {
21724
aba2e6293dd8 use "#if ..." consistently instead of "#ifdef" and "#ifndef"
John W. Eaton <jwe@octave.org>
parents: 21691
diff changeset
155 #if defined (HAVE_ARPACK)
21691
263d18409fdf Eliminate unused variable warnings for conditionally compiled code.
John W. Eaton <jwe@octave.org>
parents: 21575
diff changeset
156
8417
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
157 int nargin = args.length ();
20939
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
158
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
159 if (nargin == 0)
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
160 print_usage ();
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
161
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
162 octave_value_list retval;
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
163
8417
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
164 std::string fcn_name;
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
165 octave_idx_type n = 0;
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
166 octave_idx_type k = 6;
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
167 Complex sigma = 0.;
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
168 double sigmar, sigmai;
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
169 bool have_sigma = false;
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
170 std::string typ = "LM";
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
171 Matrix amm, bmm, bmt;
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
172 ComplexMatrix acm, bcm, bct;
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
173 SparseMatrix asmm, bsmm, bsmt;
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
174 SparseComplexMatrix ascm, bscm, bsct;
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
175 int b_arg = 0;
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
176 bool have_b = false;
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
177 bool have_a_fun = false;
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
178 bool a_is_complex = false;
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
179 bool b_is_complex = false;
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
180 bool symmetric = false;
12649
8579e7a6e6e0 Improve performance (2X) of svds by avoiding issymmetric calculation (bug #33073)
Rik <octave@nomad.inbox5.com>
parents: 12329
diff changeset
181 bool sym_tested = false;
8417
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
182 bool cholB = false;
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
183 bool a_is_sparse = false;
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
184 ColumnVector permB;
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
185 int arg_offset = 0;
15220
61822c866ba1 use std::numeric_limits<T>::epsilon in C++ code
John W. Eaton <jwe@octave.org>
parents: 15195
diff changeset
186 double tol = std::numeric_limits<double>::epsilon ();
8417
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
187 int maxit = 300;
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
188 int disp = 0;
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
189 octave_idx_type p = -1;
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
190 ColumnVector resid;
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
191 ComplexColumnVector cresid;
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
192 octave_idx_type info = 1;
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
193
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
194 warned_imaginary = false;
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
195
21743
f4d7d0eb5b0c use namespace for unwind_protect class
John W. Eaton <jwe@octave.org>
parents: 21724
diff changeset
196 octave::unwind_protect frame;
8417
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
197
10066
2cd940306a06 make unwind_protect frames local
Jaroslav Hajek <highegg@gmail.com>
parents: 9758
diff changeset
198 frame.protect_var (call_depth);
8417
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
199 call_depth++;
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
200
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
201 if (call_depth > 1)
20956
850e3d2533d4 maint: Eliminate more useless statements after error().
Rik <rik@octave.org>
parents: 20955
diff changeset
202 error ("eigs: invalid recursive call");
8417
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
203
20790
c2d9556d51d0 eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents: 20785
diff changeset
204 if (args(0).is_function_handle () || args(0).is_inline_function ()
c2d9556d51d0 eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents: 20785
diff changeset
205 || args(0).is_string ())
8417
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
206 {
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
207 if (args(0).is_string ())
10154
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
208 {
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
209 std::string name = args(0).string_value ();
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
210 std::string fname = "function y = ";
18862
6825522c25e4 maint: Use names beginning and ending with "__" for internal only functions.
Rik <rik@octave.org>
parents: 17787
diff changeset
211 fcn_name = unique_symbol_name ("__eigs_fcn__");
10154
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
212 fname.append (fcn_name);
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
213 fname.append ("(x) y = ");
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
214 eigs_fcn = extract_function (args(0), "eigs", fcn_name, fname,
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
215 "; endfunction");
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
216 }
8417
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
217 else
10154
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
218 eigs_fcn = args(0).function_value ();
8417
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
219
20955
77f5591878bf maint: Use '! expr' rather than '!expr' to conform to coding guidelines.
Rik <rik@octave.org>
parents: 20939
diff changeset
220 if (! eigs_fcn)
20825
66cd994d1b79 eliminate return statements after calls to error
John W. Eaton <jwe@octave.org>
parents: 20790
diff changeset
221 error ("eigs: unknown function");
8417
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
222
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
223 if (nargin < 2)
20825
66cd994d1b79 eliminate return statements after calls to error
John W. Eaton <jwe@octave.org>
parents: 20790
diff changeset
224 error ("eigs: incorrect number of arguments");
20939
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
225
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
226 n = args(1).nint_value ();
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
227 arg_offset = 1;
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
228 have_a_fun = true;
8417
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
229 }
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
230 else
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
231 {
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
232 if (args(0).is_complex_type ())
10154
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
233 {
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
234 if (args(0).is_sparse_type ())
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
235 {
14846
460a3c6d8bf1 maint: Use Octave coding convention for cuddled parenthis in function calls with empty argument lists.
Rik <octave@nomad.inbox5.com>
parents: 14844
diff changeset
236 ascm = (args(0).sparse_complex_matrix_value ());
10154
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
237 a_is_sparse = true;
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
238 }
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
239 else
14846
460a3c6d8bf1 maint: Use Octave coding convention for cuddled parenthis in function calls with empty argument lists.
Rik <octave@nomad.inbox5.com>
parents: 14844
diff changeset
240 acm = (args(0).complex_matrix_value ());
10154
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
241 a_is_complex = true;
12649
8579e7a6e6e0 Improve performance (2X) of svds by avoiding issymmetric calculation (bug #33073)
Rik <octave@nomad.inbox5.com>
parents: 12329
diff changeset
242 symmetric = false; // ARPACK doesn't special case complex symmetric
8579e7a6e6e0 Improve performance (2X) of svds by avoiding issymmetric calculation (bug #33073)
Rik <octave@nomad.inbox5.com>
parents: 12329
diff changeset
243 sym_tested = true;
10154
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
244 }
8417
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
245 else
10154
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
246 {
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
247 if (args(0).is_sparse_type ())
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
248 {
14846
460a3c6d8bf1 maint: Use Octave coding convention for cuddled parenthis in function calls with empty argument lists.
Rik <octave@nomad.inbox5.com>
parents: 14844
diff changeset
249 asmm = (args(0).sparse_matrix_value ());
10154
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
250 a_is_sparse = true;
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
251 }
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
252 else
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
253 {
14846
460a3c6d8bf1 maint: Use Octave coding convention for cuddled parenthis in function calls with empty argument lists.
Rik <octave@nomad.inbox5.com>
parents: 14844
diff changeset
254 amm = (args(0).matrix_value ());
10154
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
255 }
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
256 }
9593
cf8403208c43 Fix nesting error in options parsing of eigs
David Bateman <dbateman@free.fr>
parents: 9377
diff changeset
257 }
cf8403208c43 Fix nesting error in options parsing of eigs
David Bateman <dbateman@free.fr>
parents: 9377
diff changeset
258
20939
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
259 // Note hold off reading B until later to avoid issues of double
12649
8579e7a6e6e0 Improve performance (2X) of svds by avoiding issymmetric calculation (bug #33073)
Rik <octave@nomad.inbox5.com>
parents: 12329
diff changeset
260 // copies of the matrix if B is full/real while A is complex.
20556
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
261 if (nargin > 1 + arg_offset
19864
17d647821d61 maint: More cleanup of C++ code to follow Octave coding conventions.
John W. Eaton <jwe@octave.org>
parents: 19697
diff changeset
262 && ! (args(1 + arg_offset).is_real_scalar ()))
9593
cf8403208c43 Fix nesting error in options parsing of eigs
David Bateman <dbateman@free.fr>
parents: 9377
diff changeset
263 {
cf8403208c43 Fix nesting error in options parsing of eigs
David Bateman <dbateman@free.fr>
parents: 9377
diff changeset
264 if (args(1+arg_offset).is_complex_type ())
10154
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
265 {
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
266 b_arg = 1+arg_offset;
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
267 have_b = true;
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
268 b_is_complex = true;
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
269 arg_offset++;
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
270 }
9593
cf8403208c43 Fix nesting error in options parsing of eigs
David Bateman <dbateman@free.fr>
parents: 9377
diff changeset
271 else
10154
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
272 {
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
273 b_arg = 1+arg_offset;
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
274 have_b = true;
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
275 arg_offset++;
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
276 }
8417
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
277 }
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
278
20556
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
279 if (nargin > (1+arg_offset))
8417
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
280 k = args(1+arg_offset).nint_value ();
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
281
20556
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
282 if (nargin > (2+arg_offset))
8683
e4f89f4a7cf8 eigs.cc (Feigs): avoid warnings; style fixes; return after errors
John W. Eaton <jwe@octave.org>
parents: 8585
diff changeset
283 {
8845
5a6db6bd1a02 eigs.cc (Feigs): fix handling of sigma arg
John W. Eaton <jwe@octave.org>
parents: 8702
diff changeset
284 if (args(2+arg_offset).is_string ())
10154
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
285 {
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
286 typ = args(2+arg_offset).string_value ();
8417
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
287
10154
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
288 // Use STL function to convert to upper case
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
289 transform (typ.begin (), typ.end (), typ.begin (), toupper);
8417
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
290
10154
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
291 sigma = 0.;
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
292 }
8683
e4f89f4a7cf8 eigs.cc (Feigs): avoid warnings; style fixes; return after errors
John W. Eaton <jwe@octave.org>
parents: 8585
diff changeset
293 else
10154
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
294 {
20703
85e5efae848a eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents: 20687
diff changeset
295 sigma = args(2+arg_offset).xcomplex_value ("eigs: SIGMA must be a scalar or a string");
8845
5a6db6bd1a02 eigs.cc (Feigs): fix handling of sigma arg
John W. Eaton <jwe@octave.org>
parents: 8702
diff changeset
296
20703
85e5efae848a eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents: 20687
diff changeset
297 have_sigma = true;
10154
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
298 }
8683
e4f89f4a7cf8 eigs.cc (Feigs): avoid warnings; style fixes; return after errors
John W. Eaton <jwe@octave.org>
parents: 8585
diff changeset
299 }
8417
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
300
22274
edcad35c364f don't rely on std:: overloads of arg, conj, imag, and real for real args
John W. Eaton <jwe@octave.org>
parents: 22022
diff changeset
301 sigmar = sigma.real ();
edcad35c364f don't rely on std:: overloads of arg, conj, imag, and real for real args
John W. Eaton <jwe@octave.org>
parents: 22022
diff changeset
302 sigmai = sigma.imag ();
8417
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
303
20556
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
304 if (nargin > (3+arg_offset))
8683
e4f89f4a7cf8 eigs.cc (Feigs): avoid warnings; style fixes; return after errors
John W. Eaton <jwe@octave.org>
parents: 8585
diff changeset
305 {
20939
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
306 if (! args(3+arg_offset).is_map ())
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
307 error ("eigs: OPTS argument must be a structure");
20703
85e5efae848a eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents: 20687
diff changeset
308
20939
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
309 octave_scalar_map map = args(3+arg_offset).xscalar_map_value ("eigs: OPTS argument must be a scalar structure");
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
310
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
311 octave_value tmp;
8417
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
312
20939
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
313 // issym is ignored for complex matrix inputs
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
314 tmp = map.getfield ("issym");
20955
77f5591878bf maint: Use '! expr' rather than '!expr' to conform to coding guidelines.
Rik <rik@octave.org>
parents: 20939
diff changeset
315 if (tmp.is_defined () && ! sym_tested)
20939
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
316 {
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
317 symmetric = tmp.double_value () != 0.;
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
318 sym_tested = true;
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
319 }
11044
757249bb4888 eigs.cc: use octave_scalar_map instead of Octave_map
John W. Eaton <jwe@octave.org>
parents: 10846
diff changeset
320
20939
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
321 // isreal is ignored if A is not a function
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
322 tmp = map.getfield ("isreal");
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
323 if (tmp.is_defined () && have_a_fun)
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
324 a_is_complex = ! (tmp.double_value () != 0.);
8417
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
325
20939
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
326 tmp = map.getfield ("tol");
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
327 if (tmp.is_defined ())
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
328 tol = tmp.double_value ();
8417
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
329
20939
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
330 tmp = map.getfield ("maxit");
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
331 if (tmp.is_defined ())
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
332 maxit = tmp.nint_value ();
8417
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
333
20939
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
334 tmp = map.getfield ("p");
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
335 if (tmp.is_defined ())
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
336 p = tmp.nint_value ();
8417
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
337
20939
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
338 tmp = map.getfield ("v0");
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
339 if (tmp.is_defined ())
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
340 {
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
341 if (a_is_complex || b_is_complex)
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
342 cresid = ComplexColumnVector (tmp.complex_vector_value ());
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
343 else
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
344 resid = ColumnVector (tmp.vector_value ());
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
345 }
20703
85e5efae848a eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents: 20687
diff changeset
346
20939
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
347 tmp = map.getfield ("disp");
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
348 if (tmp.is_defined ())
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
349 disp = tmp.nint_value ();
20703
85e5efae848a eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents: 20687
diff changeset
350
20939
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
351 tmp = map.getfield ("cholB");
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
352 if (tmp.is_defined ())
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
353 cholB = tmp.double_value () != 0.;
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
354
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
355 tmp = map.getfield ("permB");
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
356 if (tmp.is_defined ())
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
357 permB = ColumnVector (tmp.vector_value ()) - 1.0;
8683
e4f89f4a7cf8 eigs.cc (Feigs): avoid warnings; style fixes; return after errors
John W. Eaton <jwe@octave.org>
parents: 8585
diff changeset
358 }
8417
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
359
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
360 if (nargin > (4+arg_offset))
20825
66cd994d1b79 eliminate return statements after calls to error
John W. Eaton <jwe@octave.org>
parents: 20790
diff changeset
361 error ("eigs: incorrect number of arguments");
8417
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
362
12649
8579e7a6e6e0 Improve performance (2X) of svds by avoiding issymmetric calculation (bug #33073)
Rik <octave@nomad.inbox5.com>
parents: 12329
diff changeset
363 // Test undeclared (no issym) matrix inputs for symmetry
20955
77f5591878bf maint: Use '! expr' rather than '!expr' to conform to coding guidelines.
Rik <rik@octave.org>
parents: 20939
diff changeset
364 if (! sym_tested && ! have_a_fun)
12649
8579e7a6e6e0 Improve performance (2X) of svds by avoiding issymmetric calculation (bug #33073)
Rik <octave@nomad.inbox5.com>
parents: 12329
diff changeset
365 {
8579e7a6e6e0 Improve performance (2X) of svds by avoiding issymmetric calculation (bug #33073)
Rik <octave@nomad.inbox5.com>
parents: 12329
diff changeset
366 if (a_is_sparse)
14846
460a3c6d8bf1 maint: Use Octave coding convention for cuddled parenthis in function calls with empty argument lists.
Rik <octave@nomad.inbox5.com>
parents: 14844
diff changeset
367 symmetric = asmm.is_symmetric ();
12649
8579e7a6e6e0 Improve performance (2X) of svds by avoiding issymmetric calculation (bug #33073)
Rik <octave@nomad.inbox5.com>
parents: 12329
diff changeset
368 else
14846
460a3c6d8bf1 maint: Use Octave coding convention for cuddled parenthis in function calls with empty argument lists.
Rik <octave@nomad.inbox5.com>
parents: 14844
diff changeset
369 symmetric = amm.is_symmetric ();
12649
8579e7a6e6e0 Improve performance (2X) of svds by avoiding issymmetric calculation (bug #33073)
Rik <octave@nomad.inbox5.com>
parents: 12329
diff changeset
370 }
8579e7a6e6e0 Improve performance (2X) of svds by avoiding issymmetric calculation (bug #33073)
Rik <octave@nomad.inbox5.com>
parents: 12329
diff changeset
371
8417
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
372 if (have_b)
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
373 {
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
374 if (a_is_complex || b_is_complex)
10154
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
375 {
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
376 if (a_is_sparse)
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
377 bscm = args(b_arg).sparse_complex_matrix_value ();
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
378 else
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
379 bcm = args(b_arg).complex_matrix_value ();
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
380 }
8417
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
381 else
10154
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
382 {
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
383 if (a_is_sparse)
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
384 bsmm = args(b_arg).sparse_matrix_value ();
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
385 else
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
386 bmm = args(b_arg).matrix_value ();
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
387 }
8417
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
388 }
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
389
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11553
diff changeset
390 // Mode 1 for SM mode seems unstable for some reason.
8417
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
391 // Use Mode 3 instead, with sigma = 0.
20556
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
392 if (! have_sigma && typ == "SM")
8417
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
393 have_sigma = true;
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
394
20556
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
395 octave_idx_type nconv;
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
396 if (a_is_complex || b_is_complex)
8417
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
397 {
20556
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
398 ComplexMatrix eig_vec;
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
399 ComplexColumnVector eig_val;
8417
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
400
20556
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
401 if (have_a_fun)
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
402 nconv = EigsComplexNonSymmetricFunc
22407
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
403 (eigs_complex_func, n, typ, sigma, k, p, info, eig_vec,
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
404 eig_val, cresid, octave_stdout, tol, (nargout > 1), cholB,
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
405 disp, maxit);
20556
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
406 else if (have_sigma)
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
407 {
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
408 if (a_is_sparse)
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
409 nconv = EigsComplexNonSymmetricMatrixShift
22407
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
410 (ascm, sigma, k, p, info, eig_vec, eig_val, bscm, permB,
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
411 cresid, octave_stdout, tol, (nargout > 1), cholB, disp,
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
412 maxit);
20556
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
413 else
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
414 nconv = EigsComplexNonSymmetricMatrixShift
22407
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
415 (acm, sigma, k, p, info, eig_vec, eig_val, bcm, permB,
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
416 cresid, octave_stdout, tol, (nargout > 1), cholB, disp,
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
417 maxit);
20556
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
418 }
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
419 else
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
420 {
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
421 if (a_is_sparse)
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
422 nconv = EigsComplexNonSymmetricMatrix
22407
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
423 (ascm, typ, k, p, info, eig_vec, eig_val, bscm, permB,
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
424 cresid, octave_stdout, tol, (nargout > 1), cholB, disp,
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
425 maxit);
20556
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
426 else
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
427 nconv = EigsComplexNonSymmetricMatrix
22407
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
428 (acm, typ, k, p, info, eig_vec, eig_val, bcm, permB,
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
429 cresid, octave_stdout, tol, (nargout > 1), cholB, disp,
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
430 maxit);
20556
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
431 }
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
432
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
433 if (nargout < 2)
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
434 retval(0) = eig_val;
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
435 else
20871
1e4edab2d22f 2015 Code Sprint: __eigs__.cc: use ovl ().
Rik <rik@octave.org>
parents: 20853
diff changeset
436 retval = ovl (eig_vec, ComplexDiagMatrix (eig_val), double (info));
20556
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
437 }
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
438 else if (sigmai != 0.)
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
439 {
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
440 // Promote real problem to a complex one.
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
441 ComplexMatrix eig_vec;
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
442 ComplexColumnVector eig_val;
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
443
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
444 if (have_a_fun)
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
445 nconv = EigsComplexNonSymmetricFunc
22407
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
446 (eigs_complex_func, n, typ, sigma, k, p, info, eig_vec,
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
447 eig_val, cresid, octave_stdout, tol, (nargout > 1), cholB,
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
448 disp, maxit);
20556
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
449 else
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
450 {
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
451 if (a_is_sparse)
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
452 nconv = EigsComplexNonSymmetricMatrixShift
22407
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
453 (SparseComplexMatrix (asmm), sigma, k, p, info, eig_vec,
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
454 eig_val, SparseComplexMatrix (bsmm), permB, cresid,
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
455 octave_stdout, tol, (nargout > 1), cholB, disp, maxit);
20556
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
456 else
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
457 nconv = EigsComplexNonSymmetricMatrixShift
22407
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
458 (ComplexMatrix (amm), sigma, k, p, info, eig_vec,
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
459 eig_val, ComplexMatrix (bmm), permB, cresid,
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
460 octave_stdout, tol, (nargout > 1), cholB, disp, maxit);
20556
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
461 }
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
462
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
463 if (nargout < 2)
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
464 retval(0) = eig_val;
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
465 else
20871
1e4edab2d22f 2015 Code Sprint: __eigs__.cc: use ovl ().
Rik <rik@octave.org>
parents: 20853
diff changeset
466 retval = ovl (eig_vec, ComplexDiagMatrix (eig_val), double (info));
20556
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
467 }
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
468 else
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
469 {
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
470 if (symmetric)
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
471 {
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
472 Matrix eig_vec;
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
473 ColumnVector eig_val;
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
474
10154
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
475 if (have_a_fun)
20556
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
476 nconv = EigsRealSymmetricFunc
22407
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
477 (eigs_func, n, typ, sigmar, k, p, info, eig_vec,
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
478 eig_val, resid, octave_stdout, tol, (nargout > 1),
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
479 cholB, disp, maxit);
10154
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
480 else if (have_sigma)
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
481 {
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
482 if (a_is_sparse)
20556
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
483 nconv = EigsRealSymmetricMatrixShift
22407
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
484 (asmm, sigmar, k, p, info, eig_vec, eig_val, bsmm,
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
485 permB, resid, octave_stdout, tol, (nargout > 1),
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
486 cholB, disp, maxit);
10154
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
487 else
20556
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
488 nconv = EigsRealSymmetricMatrixShift
22407
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
489 (amm, sigmar, k, p, info, eig_vec, eig_val, bmm,
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
490 permB, resid, octave_stdout, tol, (nargout > 1),
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
491 cholB, disp, maxit);
10154
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
492 }
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
493 else
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
494 {
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
495 if (a_is_sparse)
20556
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
496 nconv = EigsRealSymmetricMatrix
22407
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
497 (asmm, typ, k, p, info, eig_vec, eig_val, bsmm,
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
498 permB, resid, octave_stdout, tol, (nargout > 1),
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
499 cholB, disp, maxit);
10154
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
500 else
20556
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
501 nconv = EigsRealSymmetricMatrix
22407
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
502 (amm, typ, k, p, info, eig_vec, eig_val, bmm, permB,
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
503 resid, octave_stdout, tol, (nargout > 1), cholB,
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
504 disp, maxit);
10154
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
505 }
8417
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
506
10154
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
507 if (nargout < 2)
14844
5bc9b9cb4362 maint: Use Octave coding conventions for cuddled parenthesis in retval assignments.
Rik <octave@nomad.inbox5.com>
parents: 14501
diff changeset
508 retval(0) = eig_val;
10154
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
509 else
20871
1e4edab2d22f 2015 Code Sprint: __eigs__.cc: use ovl ().
Rik <rik@octave.org>
parents: 20853
diff changeset
510 retval = ovl (eig_vec, DiagMatrix (eig_val), double (info));
10154
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
511 }
20556
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
512 else
10154
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
513 {
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
514 ComplexMatrix eig_vec;
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
515 ComplexColumnVector eig_val;
8417
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
516
10154
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
517 if (have_a_fun)
20556
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
518 nconv = EigsRealNonSymmetricFunc
22407
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
519 (eigs_func, n, typ, sigmar, k, p, info, eig_vec,
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
520 eig_val, resid, octave_stdout, tol, (nargout > 1),
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
521 cholB, disp, maxit);
20556
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
522 else if (have_sigma)
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
523 {
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
524 if (a_is_sparse)
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
525 nconv = EigsRealNonSymmetricMatrixShift
22407
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
526 (asmm, sigmar, k, p, info, eig_vec, eig_val, bsmm,
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
527 permB, resid, octave_stdout, tol, (nargout > 1),
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
528 cholB, disp, maxit);
20556
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
529 else
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
530 nconv = EigsRealNonSymmetricMatrixShift
22407
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
531 (amm, sigmar, k, p, info, eig_vec, eig_val, bmm,
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
532 permB, resid, octave_stdout, tol, (nargout > 1),
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
533 cholB, disp, maxit);
20556
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
534 }
10154
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
535 else
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
536 {
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
537 if (a_is_sparse)
20556
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
538 nconv = EigsRealNonSymmetricMatrix
22407
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
539 (asmm, typ, k, p, info, eig_vec, eig_val, bsmm,
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
540 permB, resid, octave_stdout, tol, (nargout > 1),
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
541 cholB, disp, maxit);
10154
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
542 else
20556
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
543 nconv = EigsRealNonSymmetricMatrix
22407
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
544 (amm, typ, k, p, info, eig_vec, eig_val, bmm, permB,
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
545 resid, octave_stdout, tol, (nargout > 1), cholB,
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
546 disp, maxit);
10154
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
547 }
8417
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
548
10154
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
549 if (nargout < 2)
14844
5bc9b9cb4362 maint: Use Octave coding conventions for cuddled parenthesis in retval assignments.
Rik <octave@nomad.inbox5.com>
parents: 14501
diff changeset
550 retval(0) = eig_val;
10154
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
551 else
20871
1e4edab2d22f 2015 Code Sprint: __eigs__.cc: use ovl ().
Rik <rik@octave.org>
parents: 20853
diff changeset
552 retval = ovl (eig_vec, ComplexDiagMatrix (eig_val), double (info));
10154
40dfc0c99116 DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents: 10066
diff changeset
553 }
20556
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
554 }
8417
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
555
20556
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
556 if (nconv <= 0)
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
557 warning ("eigs: None of the %d requested eigenvalues converged", k);
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
558 else if (nconv < k)
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
559 warning ("eigs: Only %d of the %d requested eigenvalues converged",
4bed806ee3d4 eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents: 19864
diff changeset
560 nconv, k);
8417
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
561
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
562 if (! fcn_name.empty ())
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
563 clear_function (fcn_name);
20825
66cd994d1b79 eliminate return statements after calls to error
John W. Eaton <jwe@octave.org>
parents: 20790
diff changeset
564
20939
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
565 return retval;
b17fda023ca6 maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents: 20871
diff changeset
566
14144
834df9f10963 remove ARPACK files from sources and restore configure checks for external ARPACK library
John W. Eaton <jwe@octave.org>
parents: 14138
diff changeset
567 #else
21691
263d18409fdf Eliminate unused variable warnings for conditionally compiled code.
John W. Eaton <jwe@octave.org>
parents: 21575
diff changeset
568
263d18409fdf Eliminate unused variable warnings for conditionally compiled code.
John W. Eaton <jwe@octave.org>
parents: 21575
diff changeset
569 octave_unused_parameter (args);
263d18409fdf Eliminate unused variable warnings for conditionally compiled code.
John W. Eaton <jwe@octave.org>
parents: 21575
diff changeset
570 octave_unused_parameter (nargout);
263d18409fdf Eliminate unused variable warnings for conditionally compiled code.
John W. Eaton <jwe@octave.org>
parents: 21575
diff changeset
571
21109
bd1752782e56 Use err_disabled_feature, warn_disabled_feature throughout code base.
Rik <rik@octave.org>
parents: 21100
diff changeset
572 err_disabled_feature ("eigs", "ARPACK");
21691
263d18409fdf Eliminate unused variable warnings for conditionally compiled code.
John W. Eaton <jwe@octave.org>
parents: 21575
diff changeset
573
14144
834df9f10963 remove ARPACK files from sources and restore configure checks for external ARPACK library
John W. Eaton <jwe@octave.org>
parents: 14138
diff changeset
574 #endif
8417
654bcfb937bf Add the eigs and svds functions
David Bateman <dbateman@free.fr>
parents:
diff changeset
575 }
21575
bc9aa534bc29 maint: Clean up BIST tests so they don't produce warnings.
Rik <rik@octave.org>
parents: 21301
diff changeset
576
bc9aa534bc29 maint: Clean up BIST tests so they don't produce warnings.
Rik <rik@octave.org>
parents: 21301
diff changeset
577 /*
bc9aa534bc29 maint: Clean up BIST tests so they don't produce warnings.
Rik <rik@octave.org>
parents: 21301
diff changeset
578 ## No test needed for internal helper function.
bc9aa534bc29 maint: Clean up BIST tests so they don't produce warnings.
Rik <rik@octave.org>
parents: 21301
diff changeset
579 %!assert (1)
bc9aa534bc29 maint: Clean up BIST tests so they don't produce warnings.
Rik <rik@octave.org>
parents: 21301
diff changeset
580 */
22407
34ce5be04942 maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents: 22327
diff changeset
581