annotate src/ov-cx-mat.cc @ 4726:14dc2267c343

[project @ 2004-01-23 20:04:35 by jwe]
author jwe
date Fri, 23 Jan 2004 20:04:36 +0000
parents e95c86d48732
children b0d6da24caeb
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1 /*
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2
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3 Copyright (C) 1996, 1997 John W. Eaton
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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 the
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9 Free Software Foundation; either version 2, or (at your option) any
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10 later version.
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11
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12 Octave is distributed in the hope that it will be useful, but WITHOUT
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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15 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, write to the Free
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19 Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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20
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21 */
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22
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23 #if defined (__GNUG__) && defined (USE_PRAGMA_INTERFACE_IMPLEMENTATION)
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24 #pragma implementation
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25 #endif
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26
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27 #ifdef HAVE_CONFIG_H
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28 #include <config.h>
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29 #endif
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30
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31 #include <iostream>
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32 #include <vector>
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33
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34 #include "lo-ieee.h"
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35 #include "mx-base.h"
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36
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37 #include "gripes.h"
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38 #include "oct-obj.h"
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39 #include "ops.h"
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40 #include "ov-base.h"
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41 #include "ov-base-mat.h"
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42 #include "ov-base-mat.cc"
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43 #include "ov-complex.h"
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44 #include "ov-cx-mat.h"
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45 #include "ov-re-mat.h"
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46 #include "ov-scalar.h"
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47 #include "pr-output.h"
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48
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49 #include "byte-swap.h"
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50 #include "ls-oct-ascii.h"
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51 #include "ls-hdf5.h"
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52 #include "ls-utils.h"
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53
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54 template class octave_base_matrix<ComplexNDArray>;
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55
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56 DEFINE_OCTAVE_ALLOCATOR (octave_complex_matrix);
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57
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58 DEFINE_OV_TYPEID_FUNCTIONS_AND_DATA (octave_complex_matrix,
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59 "complex matrix", "double");
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60
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61 octave_value *
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62 octave_complex_matrix::try_narrowing_conversion (void)
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63 {
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64 octave_value *retval = 0;
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65
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66 if (matrix.ndims () == 2)
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67 {
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68 ComplexMatrix cm = matrix.matrix_value ();
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69
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70 int nr = cm.rows ();
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71 int nc = cm.cols ();
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72
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73 if (nr == 1 && nc == 1)
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74 {
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75 Complex c = matrix (0, 0);
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77 if (imag (c) == 0.0)
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78 retval = new octave_scalar (std::real (c));
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79 else
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80 retval = new octave_complex (c);
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81 }
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82 else if (nr == 0 || nc == 0)
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83 retval = new octave_matrix (Matrix (nr, nc));
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84 else if (cm.all_elements_are_real ())
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85 retval = new octave_matrix (::real (cm));
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86 }
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87
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88 return retval;
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89 }
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90
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91 void
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92 octave_complex_matrix::assign (const octave_value_list& idx,
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93 const ComplexNDArray& rhs)
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94 {
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95 octave_base_matrix<ComplexNDArray>::assign (idx, rhs);
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96 }
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97
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98 void
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99 octave_complex_matrix::assign (const octave_value_list& idx,
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100 const NDArray& rhs)
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101 {
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102 int len = idx.length ();
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103
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104 for (int i = 0; i < len; i++)
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105 matrix.set_index (idx(i).index_vector ());
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106
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107 ::assign (matrix, rhs);
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108 }
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109
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110 bool
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111 octave_complex_matrix::valid_as_scalar_index (void) const
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112 {
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113 // XXX FIXME XXX
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114 return false;
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115 }
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116
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117 double
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118 octave_complex_matrix::double_value (bool force_conversion) const
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119 {
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120 double retval = lo_ieee_nan_value ();
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121
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122 if (! force_conversion && Vwarn_imag_to_real)
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123 gripe_implicit_conversion ("complex matrix", "real scalar");
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124
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125 // XXX FIXME XXX -- maybe this should be a function, valid_as_scalar()
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126 if (rows () > 0 && columns () > 0)
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127 {
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128 // XXX FIXME XXX -- is warn_fortran_indexing the right variable here?
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129 if (Vwarn_fortran_indexing)
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130 gripe_implicit_conversion ("complex matrix", "real scalar");
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131
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132 retval = std::real (matrix (0, 0));
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133 }
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134 else
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135 gripe_invalid_conversion ("complex matrix", "real scalar");
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136
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137 return retval;
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138 }
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139
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140 Matrix
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141 octave_complex_matrix::matrix_value (bool force_conversion) const
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142 {
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143 Matrix retval;
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144
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145 if (! force_conversion && Vwarn_imag_to_real)
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146 gripe_implicit_conversion ("complex matrix", "real matrix");
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147
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148 retval = ::real (matrix.matrix_value ());
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149
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150 return retval;
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151 }
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152
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153 Complex
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154 octave_complex_matrix::complex_value (bool) const
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155 {
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156 double tmp = lo_ieee_nan_value ();
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157
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158 Complex retval (tmp, tmp);
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159
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160 // XXX FIXME XXX -- maybe this should be a function, valid_as_scalar()
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161 if (rows () > 0 && columns () > 0)
abbf63293766 [project @ 2003-07-11 01:01:16 by jwe]
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parents: 4451
diff changeset
162 {
abbf63293766 [project @ 2003-07-11 01:01:16 by jwe]
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parents: 4451
diff changeset
163 // XXX FIXME XXX -- is warn_fortran_indexing the right variable here?
abbf63293766 [project @ 2003-07-11 01:01:16 by jwe]
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parents: 4451
diff changeset
164 if (Vwarn_fortran_indexing)
abbf63293766 [project @ 2003-07-11 01:01:16 by jwe]
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parents: 4451
diff changeset
165 gripe_implicit_conversion ("complex matrix", "complex scalar");
abbf63293766 [project @ 2003-07-11 01:01:16 by jwe]
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parents: 4451
diff changeset
166
abbf63293766 [project @ 2003-07-11 01:01:16 by jwe]
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diff changeset
167 retval = matrix (0, 0);
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diff changeset
168 }
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
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parents:
diff changeset
169 else
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
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parents:
diff changeset
170 gripe_invalid_conversion ("complex matrix", "complex scalar");
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
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parents:
diff changeset
171
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
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parents:
diff changeset
172 return retval;
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
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parents:
diff changeset
173 }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
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parents:
diff changeset
174
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
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parents:
diff changeset
175 ComplexMatrix
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
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parents:
diff changeset
176 octave_complex_matrix::complex_matrix_value (bool) const
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
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diff changeset
177 {
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
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parents: 4455
diff changeset
178 return matrix.matrix_value ();
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
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parents:
diff changeset
179 }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
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diff changeset
180
4687
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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diff changeset
181 static ComplexMatrix
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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diff changeset
182 strip_infnan (const ComplexMatrix& m)
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parents: 4686
diff changeset
183 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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diff changeset
184 int nr = m.rows ();
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diff changeset
185 int nc = m.columns ();
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diff changeset
186
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diff changeset
187 ComplexMatrix retval (nr, nc);
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diff changeset
188
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diff changeset
189 int k = 0;
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parents: 4686
diff changeset
190 for (int i = 0; i < nr; i++)
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parents: 4686
diff changeset
191 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
192 for (int j = 0; j < nc; j++)
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diff changeset
193 {
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diff changeset
194 Complex c = m (i, j);
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diff changeset
195 if (xisnan (c))
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diff changeset
196 goto next_row;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
197 else
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diff changeset
198 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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diff changeset
199 double re = real (c);
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diff changeset
200 double im = imag (c);
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diff changeset
201
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diff changeset
202 re = xisinf (re) ? (re > 0 ? OCT_RBV : -OCT_RBV) : re;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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diff changeset
203 im = xisinf (im) ? (im > 0 ? OCT_RBV : -OCT_RBV) : im;
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diff changeset
204
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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diff changeset
205 retval (k, j) = Complex (re, im);
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parents: 4686
diff changeset
206 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
207 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
208 k++;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
209
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
210 next_row:
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
211 continue;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
212 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
213
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
214 if (k > 0)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
215 retval.resize (k, nc);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
216
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
217 return retval;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
218 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
219
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
220 bool
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
221 octave_complex_matrix::save_ascii (std::ostream& os, bool& infnan_warned,
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
222 bool strip_nan_and_inf)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
223 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
224 dim_vector d = dims ();
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
225 if (d.length () > 2)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
226 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
227 ComplexNDArray tmp = complex_array_value ();
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
228
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
229 if (strip_nan_and_inf)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
230 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
231 warning ("save: Can not strip Inf or NaN values");
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
232 warning ("save: Inf or NaN values may not be reloadable");
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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diff changeset
233 infnan_warned = true;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
234 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
235 else if (! infnan_warned && tmp.any_element_is_inf_or_nan ())
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
236 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
237 warning ("save: Inf or NaN values may not be reloadable");
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
238 infnan_warned = true;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
239 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
240
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
241 os << "# ndims: " << d.length () << "\n";
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
242
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
243 for (int i=0; i < d.length (); i++)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
244 os << " " << d (i);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
245
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
246 os << "\n" << tmp;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
247 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
248 else
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
249 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
250 // Keep this case, rather than use generic code above for backward
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
251 // compatiability. Makes load_ascii much more complex!!
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
252 os << "# rows: " << rows () << "\n"
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
253 << "# columns: " << columns () << "\n";
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
254
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
255 ComplexMatrix tmp = complex_matrix_value ();
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
256
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
257 if (strip_nan_and_inf)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
258 tmp = strip_infnan (tmp);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
259 else if (! infnan_warned && tmp.any_element_is_inf_or_nan ())
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
260 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
261 warning ("save: Inf or NaN values may not be reloadable");
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
262 infnan_warned = true;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
263 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
264
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
265 os << tmp;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
266 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
267
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
268 return true;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
269 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
270
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
271 bool
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
272 octave_complex_matrix::load_ascii (std::istream& is)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
273 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
274 int mdims = 0;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
275 bool success = true;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
276 std::streampos pos = is.tellg ();
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
277
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
278 if (extract_keyword (is, "ndims", mdims, true))
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
279 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
280 if (mdims >= 0)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
281 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
282 dim_vector dv;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
283 dv.resize (mdims);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
284
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
285 for (int i = 0; i < mdims; i++)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
286 is >> dv(i);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
287
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
288 ComplexNDArray tmp(dv);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
289 is >> tmp;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
290
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
291 if (!is)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
292 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
293 error ("load: failed to load matrix constant");
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
294 success = false;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
295 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
296 matrix = tmp;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
297 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
298 else
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
299 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
300 error ("load: failed to extract number of rows and columns");
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
301 success = false;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
302 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
303 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
304 else
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
305 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
306 int nr = 0;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
307 int nc = 0;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
308
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
309 // re-read the same line again
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
310 is.clear ();
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
311 is.seekg (pos);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
312
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
313 if (extract_keyword (is, "rows", nr) && nr >= 0
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
314 && extract_keyword (is, "columns", nc) && nc >= 0)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
315 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
316 if (nr > 0 && nc > 0)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
317 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
318 ComplexMatrix tmp (nr, nc);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
319 is >> tmp;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
320 if (!is)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
321 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
322 error ("load: failed to load matrix constant");
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
323 success = false;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
324 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
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parents: 4686
diff changeset
325 matrix = tmp;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
326 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
327 else if (nr == 0 || nc == 0)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
328 matrix = ComplexMatrix (nr, nc);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
329 else
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
330 panic_impossible ();
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
331 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
332 else
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
333 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
334 error ("load: failed to extract number of rows and columns");
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
335 success = false;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
336 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
337 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
338
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
339 return success;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
340 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
341
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
342 bool
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
343 octave_complex_matrix::save_binary (std::ostream& os, bool& save_as_floats)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
344 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
345 dim_vector d = dims ();
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
346 if (d.length() < 1)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
347 return false;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
348
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
349 // Use negative value for ndims to differentiate with old format!!
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
350 FOUR_BYTE_INT tmp = - d.length();
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
351 os.write (X_CAST (char *, &tmp), 4);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
352 for (int i=0; i < d.length (); i++)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
353 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
354 tmp = d(i);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
355 os.write (X_CAST (char *, &tmp), 4);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
356 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
357
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
358 ComplexNDArray m = complex_array_value ();
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
359 save_type st = LS_DOUBLE;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
360 if (save_as_floats)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
361 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
362 if (m.too_large_for_float ())
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
363 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
364 warning ("save: some values too large to save as floats --");
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
365 warning ("save: saving as doubles instead");
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
366 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
367 else
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
368 st = LS_FLOAT;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
369 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
370 else if (d.numel () > 4096) // XXX FIXME XXX -- make this configurable.
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
371 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
372 double max_val, min_val;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
373 if (m.all_integers (max_val, min_val))
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
374 st = get_save_type (max_val, min_val);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
375 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
376
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
377
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
378 const Complex *mtmp = m.data ();
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
379 write_doubles (os, X_CAST (const double *, mtmp), st, 2 * d.numel ());
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
380
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
381 return true;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
382 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
383
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
384 bool
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
385 octave_complex_matrix::load_binary (std::istream& is, bool swap,
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
386 oct_mach_info::float_format fmt)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
387 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
388 char tmp;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
389 FOUR_BYTE_INT mdims;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
390 if (! is.read (X_CAST (char *, &mdims), 4))
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
391 return false;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
392 if (swap)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
393 swap_4_bytes (X_CAST (char *, &mdims));
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
394 if (mdims < 0)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
395 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
396 mdims = - mdims;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
397 FOUR_BYTE_INT di;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
398 dim_vector dv;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
399 dv.resize (mdims);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
400
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
401 for (int i = 0; i < mdims; i++)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
402 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
403 if (! is.read (X_CAST (char *, &di), 4))
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
404 return false;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
405 if (swap)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
406 swap_4_bytes (X_CAST (char *, &di));
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
407 dv(i) = di;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
408 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
409
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
410 if (! is.read (X_CAST (char *, &tmp), 1))
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
411 return false;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
412
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
413 ComplexNDArray m(dv);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
414 Complex *im = m.fortran_vec ();
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
415 read_doubles (is, X_CAST (double *, im), X_CAST (save_type, tmp),
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
416 2 * dv.numel (), swap, fmt);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
417 if (error_state || ! is)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
418 return false;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
419 matrix = m;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
420 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
421 else
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
422 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
423 FOUR_BYTE_INT nr, nc;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
424 nr = mdims;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
425 if (! is.read (X_CAST (char *, &nc), 4))
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
426 return false;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
427 if (swap)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
428 swap_4_bytes (X_CAST (char *, &nc));
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
429 if (! is.read (X_CAST (char *, &tmp), 1))
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
430 return false;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
431 ComplexMatrix m (nr, nc);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
432 Complex *im = m.fortran_vec ();
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
433 int len = nr * nc;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
434 read_doubles (is, X_CAST (double *, im),
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
435 X_CAST (save_type, tmp), 2*len, swap, fmt);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
436 if (error_state || ! is)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
437 return false;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
438 matrix = m;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
439 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
440 return true;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
441 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
442
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
443 #if defined (HAVE_HDF5)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
444 bool
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
445 octave_complex_matrix::save_hdf5 (hid_t loc_id, const char *name,
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
446 bool save_as_floats)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
447 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
448 dim_vector d = dims ();
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
449 hsize_t hdims[d.length () > 2 ? d.length () : 3];
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
450 hid_t space_hid = -1, type_hid = -1, data_hid = -1;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
451 int rank = ( (d (0) == 1) && (d.length () == 2) ? 1 : d.length ());
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
452 bool retval = true;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
453 ComplexNDArray m = complex_array_value ();
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
454
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
455 // Octave uses column-major, while HDF5 uses row-major ordering
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
456 for (int i = 0, j = d.length() - 1; i < d.length (); i++, j--)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
457 hdims[i] = d (j);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
458
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
459 space_hid = H5Screate_simple (rank, hdims, (hsize_t*) 0);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
460 if (space_hid < 0) return false;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
461
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
462 hid_t save_type_hid = H5T_NATIVE_DOUBLE;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
463
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
464 if (save_as_floats)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
465 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
466 if (m.too_large_for_float ())
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
467 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
468 warning ("save: some values too large to save as floats --");
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
469 warning ("save: saving as doubles instead");
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
470 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
471 else
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
472 save_type_hid = H5T_NATIVE_FLOAT;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
473 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
474 #if HAVE_HDF5_INT2FLOAT_CONVERSIONS
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
475 // hdf5 currently doesn't support float/integer conversions
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
476 else
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
477 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
478 double max_val, min_val;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
479
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
480 if (m.all_integers (max_val, min_val))
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
481 save_type_hid
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
482 = save_type_to_hdf5 (get_save_type (max_val, min_val));
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4686
diff changeset
483 }
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484 #endif /* HAVE_HDF5_INT2FLOAT_CONVERSIONS */
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485
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486 type_hid = hdf5_make_complex_type (save_type_hid);
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487 if (type_hid < 0)
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488 {
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489 H5Sclose (space_hid);
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490 return false;
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491 }
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492
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493 data_hid = H5Dcreate (loc_id, name, type_hid, space_hid, H5P_DEFAULT);
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494 if (data_hid < 0)
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495 {
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496 H5Sclose (space_hid);
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497 H5Tclose (type_hid);
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498 return false;
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diff changeset
499 }
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500
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diff changeset
501 hid_t complex_type_hid = hdf5_make_complex_type (H5T_NATIVE_DOUBLE);
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502 if (complex_type_hid < 0) retval = false;
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diff changeset
503
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504 if (retval)
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505 {
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506 Complex *mtmp = m.fortran_vec ();
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507 if (H5Dwrite (data_hid, complex_type_hid, H5S_ALL, H5S_ALL, H5P_DEFAULT,
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508 (void*) X_CAST (double *, mtmp)) < 0)
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509 {
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diff changeset
510 H5Tclose (complex_type_hid);
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511 retval = false;
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512 }
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513 }
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514
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515 H5Tclose (complex_type_hid);
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diff changeset
516 H5Dclose (data_hid);
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diff changeset
517 H5Tclose (type_hid);
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518 H5Sclose (space_hid);
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519 return retval;
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520 }
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diff changeset
521
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522 bool
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523 octave_complex_matrix::load_hdf5 (hid_t loc_id, const char *name,
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diff changeset
524 bool /* have_h5giterate_bug */)
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525 {
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diff changeset
526 bool retval = false;
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diff changeset
527 hid_t data_hid = H5Dopen (loc_id, name);
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diff changeset
528 hid_t type_hid = H5Dget_type (data_hid);
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diff changeset
529
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diff changeset
530 hid_t complex_type = hdf5_make_complex_type (H5T_NATIVE_DOUBLE);
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diff changeset
531
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diff changeset
532 if (! hdf5_types_compatible (type_hid, complex_type))
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diff changeset
533 {
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diff changeset
534 H5Tclose(complex_type);
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diff changeset
535 H5Dclose (data_hid);
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536 return false;
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diff changeset
537 }
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diff changeset
538
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diff changeset
539 hid_t space_id = H5Dget_space (data_hid);
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diff changeset
540
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diff changeset
541 hsize_t rank = H5Sget_simple_extent_ndims (space_id);
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diff changeset
542
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diff changeset
543 if (rank < 1)
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diff changeset
544 {
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diff changeset
545 H5Tclose(complex_type);
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diff changeset
546 H5Sclose (space_id);
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diff changeset
547 H5Dclose (data_hid);
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diff changeset
548 return false;
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diff changeset
549 }
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diff changeset
550
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diff changeset
551 OCTAVE_LOCAL_BUFFER (hsize_t, hdims, rank);
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diff changeset
552 OCTAVE_LOCAL_BUFFER (hsize_t, maxdims, rank);
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diff changeset
553
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diff changeset
554 H5Sget_simple_extent_dims (space_id, hdims, maxdims);
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diff changeset
555
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diff changeset
556 dim_vector dv;
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diff changeset
557
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diff changeset
558 // Octave uses column-major, while HDF5 uses row-major ordering
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diff changeset
559 if (rank == 1)
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diff changeset
560 {
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diff changeset
561 dv.resize (2);
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diff changeset
562 dv(0) = 1;
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diff changeset
563 dv(1) = hdims[0];
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diff changeset
564 }
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diff changeset
565 else
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diff changeset
566 {
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diff changeset
567 dv.resize (rank);
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diff changeset
568 for (int i = 0, j = rank - 1; i < (int)rank; i++, j--)
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diff changeset
569 dv(j) = hdims[i];
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diff changeset
570 }
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diff changeset
571
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diff changeset
572 ComplexNDArray m (dv);
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diff changeset
573 Complex *reim = m.fortran_vec ();
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diff changeset
574 if (H5Dread (data_hid, complex_type, H5S_ALL, H5S_ALL, H5P_DEFAULT,
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diff changeset
575 (void *) X_CAST (double *, reim)) >= 0)
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diff changeset
576 {
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diff changeset
577 retval = true;
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parents: 4686
diff changeset
578 matrix = m;
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diff changeset
579 }
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diff changeset
580
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diff changeset
581 H5Tclose(complex_type);
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diff changeset
582 H5Sclose (space_id);
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diff changeset
583 H5Dclose (data_hid);
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diff changeset
584 return retval;
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diff changeset
585 }
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diff changeset
586 #endif
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diff changeset
587
4643
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diff changeset
588 void
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diff changeset
589 octave_complex_matrix::print_raw (std::ostream& os,
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diff changeset
590 bool pr_as_read_syntax) const
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diff changeset
591 {
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diff changeset
592 octave_print_internal (os, matrix, pr_as_read_syntax,
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parents: 4612
diff changeset
593 current_print_indent_level ());
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diff changeset
594 }
ef3a14fb6847 [project @ 2003-11-22 12:25:44 by jwe]
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diff changeset
595
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
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parents:
diff changeset
596 /*
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
597 ;;; Local Variables: ***
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
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parents:
diff changeset
598 ;;; mode: C++ ***
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
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parents:
diff changeset
599 ;;; End: ***
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
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parents:
diff changeset
600 */