Mercurial > octave
annotate src/ov-flt-re-mat.cc @ 8399:c1bada868690
alow single/double conversion of diag & perm matrices
author | Jaroslav Hajek <highegg@gmail.com> |
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date | Thu, 11 Dec 2008 11:04:18 +0100 |
parents | 25bc2d31e1bf |
children | f00578b495e9 |
rev | line source |
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1 /* |
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2 |
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3 Copyright (C) 1996, 1997, 1998, 2000, 2001, 2002, 2003, 2004, 2005, |
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4 2006, 2007 John W. Eaton |
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5 |
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6 This file is part of Octave. |
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7 |
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8 Octave is free software; you can redistribute it and/or modify it |
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9 under the terms of the GNU General Public License as published by the |
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10 Free Software Foundation; either version 3 of the License, or (at your |
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11 option) any later version. |
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12 |
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13 Octave is distributed in the hope that it will be useful, but WITHOUT |
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14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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16 for more details. |
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17 |
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18 You should have received a copy of the GNU General Public License |
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19 along with Octave; see the file COPYING. If not, see |
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20 <http://www.gnu.org/licenses/>. |
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21 |
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22 */ |
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23 |
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24 #ifdef HAVE_CONFIG_H |
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25 #include <config.h> |
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26 #endif |
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27 |
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28 #include <climits> |
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29 |
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30 #include <iostream> |
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31 #include <vector> |
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32 |
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33 #include "data-conv.h" |
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34 #include "lo-ieee.h" |
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35 #include "lo-utils.h" |
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36 #include "lo-specfun.h" |
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37 #include "lo-mappers.h" |
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38 #include "mach-info.h" |
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39 #include "mx-base.h" |
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40 #include "quit.h" |
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41 #include "oct-locbuf.h" |
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42 |
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43 #include "defun.h" |
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44 #include "gripes.h" |
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45 #include "oct-obj.h" |
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46 #include "oct-lvalue.h" |
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47 #include "oct-stream.h" |
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48 #include "ops.h" |
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49 #include "ov-base.h" |
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50 #include "ov-base-mat.h" |
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51 #include "ov-base-mat.cc" |
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52 #include "ov-scalar.h" |
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53 #include "ov-float.h" |
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54 #include "ov-flt-complex.h" |
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55 #include "ov-re-mat.h" |
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56 #include "ov-flt-re-mat.h" |
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57 #include "ov-flt-cx-mat.h" |
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58 #include "ov-re-sparse.h" |
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59 #include "ov-flt-re-diag.h" |
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60 #include "ov-flt-cx-diag.h" |
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61 #include "ov-flt-perm.h" |
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62 #include "ov-type-conv.h" |
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63 #include "pr-output.h" |
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64 #include "variables.h" |
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65 #include "ops.h" |
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66 |
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67 #include "byte-swap.h" |
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68 #include "ls-oct-ascii.h" |
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69 #include "ls-utils.h" |
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70 #include "ls-hdf5.h" |
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71 |
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72 #if ! defined (UCHAR_MAX) |
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73 #define UCHAR_MAX 255 |
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74 #endif |
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75 |
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76 template class octave_base_matrix<FloatNDArray>; |
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77 |
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78 DEFINE_OCTAVE_ALLOCATOR (octave_float_matrix); |
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79 |
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80 DEFINE_OV_TYPEID_FUNCTIONS_AND_DATA (octave_float_matrix, "float matrix", "single"); |
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81 |
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82 octave_base_value * |
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83 octave_float_matrix::try_narrowing_conversion (void) |
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84 { |
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85 octave_base_value *retval = 0; |
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86 |
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87 if (matrix.nelem () == 1) |
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88 retval = new octave_float_scalar (matrix (0)); |
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89 |
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90 return retval; |
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91 } |
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92 |
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93 bool |
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94 octave_float_matrix::valid_as_scalar_index (void) const |
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95 { |
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96 // FIXME |
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97 return false; |
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98 } |
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99 |
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100 double |
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101 octave_float_matrix::double_value (bool) const |
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102 { |
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103 double retval = lo_ieee_nan_value (); |
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104 |
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105 if (numel () > 0) |
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106 { |
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107 gripe_implicit_conversion ("Octave:array-as-scalar", |
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108 "real matrix", "real scalar"); |
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109 |
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110 retval = matrix (0, 0); |
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111 } |
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112 else |
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113 gripe_invalid_conversion ("real matrix", "real scalar"); |
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114 |
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115 return retval; |
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116 } |
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117 |
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118 float |
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119 octave_float_matrix::float_value (bool) const |
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120 { |
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121 float retval = lo_ieee_float_nan_value (); |
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122 |
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123 if (numel () > 0) |
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124 { |
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125 gripe_implicit_conversion ("Octave:array-as-scalar", |
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126 "real matrix", "real scalar"); |
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127 |
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128 retval = matrix (0, 0); |
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129 } |
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130 else |
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131 gripe_invalid_conversion ("real matrix", "real scalar"); |
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132 |
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133 return retval; |
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134 } |
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135 |
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136 // FIXME |
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137 |
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138 Matrix |
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139 octave_float_matrix::matrix_value (bool) const |
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140 { |
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141 return Matrix (matrix.matrix_value ()); |
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142 } |
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143 |
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144 FloatMatrix |
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145 octave_float_matrix::float_matrix_value (bool) const |
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146 { |
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147 return matrix.matrix_value (); |
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148 } |
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149 |
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150 Complex |
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151 octave_float_matrix::complex_value (bool) const |
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152 { |
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153 double tmp = lo_ieee_nan_value (); |
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154 |
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155 Complex retval (tmp, tmp); |
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156 |
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157 if (rows () > 0 && columns () > 0) |
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158 { |
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159 gripe_implicit_conversion ("Octave:array-as-scalar", |
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160 "real matrix", "complex scalar"); |
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161 |
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162 retval = matrix (0, 0); |
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163 } |
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164 else |
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165 gripe_invalid_conversion ("real matrix", "complex scalar"); |
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166 |
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167 return retval; |
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168 } |
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169 |
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170 FloatComplex |
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171 octave_float_matrix::float_complex_value (bool) const |
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172 { |
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173 double tmp = lo_ieee_float_nan_value (); |
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174 |
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175 FloatComplex retval (tmp, tmp); |
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176 |
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177 if (rows () > 0 && columns () > 0) |
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178 { |
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179 gripe_implicit_conversion ("Octave:array-as-scalar", |
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180 "real matrix", "complex scalar"); |
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181 |
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182 retval = matrix (0, 0); |
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183 } |
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184 else |
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185 gripe_invalid_conversion ("real matrix", "complex scalar"); |
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186 |
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187 return retval; |
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188 } |
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189 |
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190 // FIXME |
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191 |
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192 ComplexMatrix |
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193 octave_float_matrix::complex_matrix_value (bool) const |
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194 { |
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195 return ComplexMatrix (matrix.matrix_value ()); |
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196 } |
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197 |
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198 FloatComplexMatrix |
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199 octave_float_matrix::float_complex_matrix_value (bool) const |
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200 { |
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201 return FloatComplexMatrix (matrix.matrix_value ()); |
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202 } |
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203 |
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204 ComplexNDArray |
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205 octave_float_matrix::complex_array_value (bool) const |
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206 { |
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207 return ComplexNDArray (matrix); |
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208 } |
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209 |
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210 FloatComplexNDArray |
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211 octave_float_matrix::float_complex_array_value (bool) const |
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212 { |
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213 return FloatComplexNDArray (matrix); |
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214 } |
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215 |
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216 NDArray |
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217 octave_float_matrix::array_value (bool) const |
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218 { |
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219 return NDArray (matrix); |
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220 } |
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221 |
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222 boolNDArray |
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223 octave_float_matrix::bool_array_value (bool warn) const |
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224 { |
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225 if (matrix.any_element_is_nan ()) |
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226 error ("invalid conversion from NaN to logical"); |
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227 else if (warn && matrix.any_element_not_one_or_zero ()) |
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228 gripe_logical_conversion (); |
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229 |
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230 return boolNDArray (matrix); |
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231 } |
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232 |
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233 charNDArray |
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234 octave_float_matrix::char_array_value (bool) const |
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235 { |
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236 charNDArray retval (dims ()); |
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237 |
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238 octave_idx_type nel = numel (); |
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239 |
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240 for (octave_idx_type i = 0; i < nel; i++) |
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241 retval.elem (i) = static_cast<char>(matrix.elem (i)); |
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242 |
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243 return retval; |
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244 } |
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245 |
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246 SparseMatrix |
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247 octave_float_matrix::sparse_matrix_value (bool) const |
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248 { |
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249 return SparseMatrix (matrix.matrix_value ()); |
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250 } |
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251 |
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252 SparseComplexMatrix |
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253 octave_float_matrix::sparse_complex_matrix_value (bool) const |
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254 { |
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255 // FIXME Need a SparseComplexMatrix (Matrix) constructor to make |
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256 // this function more efficient. Then this should become |
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257 // return SparseComplexMatrix (matrix.matrix_value ()); |
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258 return SparseComplexMatrix (sparse_matrix_value ()); |
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259 } |
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260 |
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261 octave_value |
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262 octave_float_matrix::diag (octave_idx_type k) const |
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263 { |
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264 octave_value retval; |
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265 if (k == 0 && matrix.ndims () == 2 |
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266 && (matrix.rows () == 1 || matrix.columns () == 1)) |
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267 retval = FloatDiagMatrix (DiagArray2<float> (matrix)); |
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268 else |
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269 retval = octave_base_matrix<FloatNDArray>::diag (k); |
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270 |
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271 return retval; |
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272 } |
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273 |
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274 octave_value |
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275 octave_float_matrix::convert_to_str_internal (bool, bool, char type) const |
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276 { |
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277 octave_value retval; |
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278 dim_vector dv = dims (); |
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279 octave_idx_type nel = dv.numel (); |
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280 |
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281 charNDArray chm (dv); |
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282 |
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283 bool warned = false; |
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284 |
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285 for (octave_idx_type i = 0; i < nel; i++) |
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286 { |
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287 OCTAVE_QUIT; |
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288 |
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289 float d = matrix (i); |
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290 |
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291 if (xisnan (d)) |
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292 { |
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293 ::error ("invalid conversion from NaN to character"); |
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294 return retval; |
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295 } |
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296 else |
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297 { |
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298 int ival = NINT (d); |
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299 |
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300 if (ival < 0 || ival > UCHAR_MAX) |
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|
301 { |
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302 // FIXME -- is there something |
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303 // better we could do? |
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304 |
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305 ival = 0; |
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306 |
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307 if (! warned) |
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|
308 { |
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309 ::warning ("range error for conversion to character value"); |
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310 warned = true; |
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parents:
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|
311 } |
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parents:
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312 } |
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313 |
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parents:
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|
314 chm (i) = static_cast<char> (ival); |
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|
315 } |
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|
316 } |
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317 |
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318 retval = octave_value (chm, true, type); |
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319 |
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320 return retval; |
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|
321 } |
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322 |
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323 bool |
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324 octave_float_matrix::save_ascii (std::ostream& os) |
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|
325 { |
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326 dim_vector d = dims (); |
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327 |
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328 if (d.length () > 2) |
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|
329 { |
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330 FloatNDArray tmp = float_array_value (); |
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|
331 |
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332 os << "# ndims: " << d.length () << "\n"; |
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333 |
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334 for (int i=0; i < d.length (); i++) |
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335 os << " " << d (i); |
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|
336 |
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337 os << "\n" << tmp; |
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|
338 } |
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|
339 else |
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340 { |
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341 // Keep this case, rather than use generic code above for backward |
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342 // compatiability. Makes load_ascii much more complex!! |
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343 os << "# rows: " << rows () << "\n" |
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|
344 << "# columns: " << columns () << "\n"; |
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|
345 |
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|
346 os << float_matrix_value (); |
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|
347 } |
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|
348 |
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349 return true; |
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|
350 } |
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|
351 |
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parents:
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|
352 bool |
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|
353 octave_float_matrix::load_ascii (std::istream& is) |
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|
354 { |
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|
355 bool success = true; |
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|
356 |
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|
357 string_vector keywords(2); |
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|
358 |
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|
359 keywords[0] = "ndims"; |
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|
360 keywords[1] = "rows"; |
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|
361 |
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diff
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|
362 std::string kw; |
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|
363 octave_idx_type val = 0; |
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|
364 |
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|
365 if (extract_keyword (is, keywords, kw, val, true)) |
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|
366 { |
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parents:
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|
367 if (kw == "ndims") |
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|
368 { |
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|
369 int mdims = static_cast<int> (val); |
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|
370 |
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|
371 if (mdims >= 0) |
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|
372 { |
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|
373 dim_vector dv; |
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|
374 dv.resize (mdims); |
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parents:
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|
375 |
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parents:
diff
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|
376 for (int i = 0; i < mdims; i++) |
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|
377 is >> dv(i); |
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parents:
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|
378 |
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parents:
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|
379 if (is) |
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parents:
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|
380 { |
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
381 FloatNDArray tmp(dv); |
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parents:
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|
382 |
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David Bateman <dbateman@free.fr>
parents:
diff
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|
383 if (tmp.is_empty ()) |
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David Bateman <dbateman@free.fr>
parents:
diff
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|
384 matrix = tmp; |
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
385 else |
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
386 { |
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
387 is >> tmp; |
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
388 |
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
389 if (is) |
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
390 matrix = tmp; |
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
391 else |
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
392 { |
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
393 error ("load: failed to load matrix constant"); |
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
394 success = false; |
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
395 } |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
396 } |
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
397 } |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
398 else |
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
399 { |
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
400 error ("load: failed to read dimensions"); |
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
401 success = false; |
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
402 } |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
403 } |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
404 else |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
405 { |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
406 error ("load: failed to extract number of dimensions"); |
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
407 success = false; |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
408 } |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
409 } |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
410 else if (kw == "rows") |
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
411 { |
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
412 octave_idx_type nr = val; |
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
413 octave_idx_type nc = 0; |
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
414 |
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
415 if (nr >= 0 && extract_keyword (is, "columns", nc) && nc >= 0) |
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
416 { |
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
417 if (nr > 0 && nc > 0) |
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
418 { |
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
419 FloatMatrix tmp (nr, nc); |
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
420 is >> tmp; |
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
421 if (is) |
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
422 matrix = tmp; |
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
423 else |
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
424 { |
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
425 error ("load: failed to load matrix constant"); |
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
426 success = false; |
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
427 } |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
428 } |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
429 else if (nr == 0 || nc == 0) |
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
430 matrix = FloatMatrix (nr, nc); |
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
431 else |
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
432 panic_impossible (); |
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
433 } |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
434 else |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
435 { |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
436 error ("load: failed to extract number of rows and columns"); |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
437 success = false; |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
438 } |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
439 } |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
440 else |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
441 panic_impossible (); |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
442 } |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
443 else |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
444 { |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
445 error ("load: failed to extract number of rows and columns"); |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
446 success = false; |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
447 } |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
448 |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
449 return success; |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
450 } |
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diff
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|
451 |
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diff
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|
452 bool |
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453 octave_float_matrix::save_binary (std::ostream& os, bool&) |
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|
454 { |
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|
455 |
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456 dim_vector d = dims (); |
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457 if (d.length() < 1) |
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|
458 return false; |
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parents:
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|
459 |
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|
460 // Use negative value for ndims to differentiate with old format!! |
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|
461 int32_t tmp = - d.length(); |
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462 os.write (reinterpret_cast<char *> (&tmp), 4); |
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463 for (int i = 0; i < d.length (); i++) |
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|
464 { |
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465 tmp = d(i); |
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466 os.write (reinterpret_cast<char *> (&tmp), 4); |
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467 } |
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|
468 |
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469 FloatNDArray m = float_array_value (); |
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470 save_type st = LS_FLOAT; |
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471 if (d.numel () > 8192) // FIXME -- make this configurable. |
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472 { |
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473 float max_val, min_val; |
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474 if (m.all_integers (max_val, min_val)) |
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475 st = get_save_type (max_val, min_val); |
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|
476 } |
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|
477 |
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478 const float *mtmp = m.data (); |
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479 write_floats (os, mtmp, st, d.numel ()); |
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|
480 |
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481 return true; |
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482 } |
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483 |
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484 bool |
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485 octave_float_matrix::load_binary (std::istream& is, bool swap, |
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486 oct_mach_info::float_format fmt) |
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487 { |
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488 char tmp; |
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489 int32_t mdims; |
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490 if (! is.read (reinterpret_cast<char *> (&mdims), 4)) |
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491 return false; |
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|
492 if (swap) |
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493 swap_bytes<4> (&mdims); |
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494 if (mdims < 0) |
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495 { |
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496 mdims = - mdims; |
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497 int32_t di; |
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498 dim_vector dv; |
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499 dv.resize (mdims); |
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500 |
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501 for (int i = 0; i < mdims; i++) |
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502 { |
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503 if (! is.read (reinterpret_cast<char *> (&di), 4)) |
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parents:
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504 return false; |
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parents:
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|
505 if (swap) |
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|
506 swap_bytes<4> (&di); |
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|
507 dv(i) = di; |
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|
508 } |
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|
509 |
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parents:
diff
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|
510 // Convert an array with a single dimension to be a row vector. |
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511 // Octave should never write files like this, other software |
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parents:
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512 // might. |
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parents:
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|
513 |
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parents:
diff
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|
514 if (mdims == 1) |
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parents:
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|
515 { |
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parents:
diff
changeset
|
516 mdims = 2; |
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|
517 dv.resize (mdims); |
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|
518 dv(1) = dv(0); |
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|
519 dv(0) = 1; |
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|
520 } |
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|
521 |
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parents:
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|
522 if (! is.read (reinterpret_cast<char *> (&tmp), 1)) |
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parents:
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changeset
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523 return false; |
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parents:
diff
changeset
|
524 |
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parents:
diff
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|
525 FloatNDArray m(dv); |
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diff
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|
526 float *re = m.fortran_vec (); |
82be108cc558
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parents:
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527 read_floats (is, re, static_cast<save_type> (tmp), dv.numel (), swap, fmt); |
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parents:
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528 if (error_state || ! is) |
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parents:
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|
529 return false; |
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parents:
diff
changeset
|
530 matrix = m; |
82be108cc558
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parents:
diff
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|
531 } |
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parents:
diff
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|
532 else |
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David Bateman <dbateman@free.fr>
parents:
diff
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|
533 { |
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parents:
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|
534 int32_t nr, nc; |
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parents:
diff
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|
535 nr = mdims; |
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parents:
diff
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|
536 if (! is.read (reinterpret_cast<char *> (&nc), 4)) |
82be108cc558
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parents:
diff
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|
537 return false; |
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parents:
diff
changeset
|
538 if (swap) |
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parents:
diff
changeset
|
539 swap_bytes<4> (&nc); |
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parents:
diff
changeset
|
540 if (! is.read (reinterpret_cast<char *> (&tmp), 1)) |
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
541 return false; |
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parents:
diff
changeset
|
542 FloatMatrix m (nr, nc); |
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parents:
diff
changeset
|
543 float *re = m.fortran_vec (); |
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parents:
diff
changeset
|
544 octave_idx_type len = nr * nc; |
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parents:
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changeset
|
545 read_floats (is, re, static_cast<save_type> (tmp), len, swap, fmt); |
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parents:
diff
changeset
|
546 if (error_state || ! is) |
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First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
547 return false; |
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
548 matrix = m; |
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
549 } |
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
550 return true; |
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
551 } |
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
552 |
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
553 #if defined (HAVE_HDF5) |
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
554 |
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
555 bool |
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parents:
diff
changeset
|
556 octave_float_matrix::save_hdf5 (hid_t loc_id, const char *name, bool) |
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
557 { |
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
558 dim_vector dv = dims (); |
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
559 int empty = save_hdf5_empty (loc_id, name, dv); |
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
560 if (empty) |
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parents:
diff
changeset
|
561 return (empty > 0); |
82be108cc558
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parents:
diff
changeset
|
562 |
82be108cc558
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parents:
diff
changeset
|
563 int rank = dv.length (); |
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
564 hid_t space_hid = -1, data_hid = -1; |
82be108cc558
First attempt at single precision tyeps
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parents:
diff
changeset
|
565 bool retval = true; |
82be108cc558
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parents:
diff
changeset
|
566 FloatNDArray m = array_value (); |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
567 |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
568 OCTAVE_LOCAL_BUFFER (hsize_t, hdims, rank); |
82be108cc558
First attempt at single precision tyeps
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parents:
diff
changeset
|
569 |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
570 // Octave uses column-major, while HDF5 uses row-major ordering |
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
571 for (int i = 0; i < rank; i++) |
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
diff
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|
572 hdims[i] = dv (rank-i-1); |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
573 |
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
574 space_hid = H5Screate_simple (rank, hdims, 0); |
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
575 |
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
576 if (space_hid < 0) return false; |
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
577 |
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
578 hid_t save_type_hid = H5T_NATIVE_FLOAT; |
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parents:
diff
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|
579 |
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parents:
diff
changeset
|
580 #if HAVE_HDF5_INT2FLOAT_CONVERSIONS |
82be108cc558
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parents:
diff
changeset
|
581 // hdf5 currently doesn't support float/integer conversions |
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
582 else |
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
583 { |
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parents:
diff
changeset
|
584 float max_val, min_val; |
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
585 |
82be108cc558
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parents:
diff
changeset
|
586 if (m.all_integers (max_val, min_val)) |
82be108cc558
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parents:
diff
changeset
|
587 save_type_hid |
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parents:
diff
changeset
|
588 = save_type_to_hdf5 (get_save_type (max_val, min_val)); |
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parents:
diff
changeset
|
589 } |
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parents:
diff
changeset
|
590 #endif /* HAVE_HDF5_INT2FLOAT_CONVERSIONS */ |
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
591 |
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parents:
diff
changeset
|
592 data_hid = H5Dcreate (loc_id, name, save_type_hid, space_hid, |
82be108cc558
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parents:
diff
changeset
|
593 H5P_DEFAULT); |
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
594 if (data_hid < 0) |
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
595 { |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
596 H5Sclose (space_hid); |
82be108cc558
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parents:
diff
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|
597 return false; |
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598 } |
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599 |
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600 float *mtmp = m.fortran_vec (); |
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601 retval = H5Dwrite (data_hid, H5T_NATIVE_FLOAT, H5S_ALL, H5S_ALL, |
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602 H5P_DEFAULT, mtmp) >= 0; |
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603 |
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604 H5Dclose (data_hid); |
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605 H5Sclose (space_hid); |
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606 |
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607 return retval; |
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608 } |
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609 |
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610 bool |
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611 octave_float_matrix::load_hdf5 (hid_t loc_id, const char *name, |
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612 bool /* have_h5giterate_bug */) |
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613 { |
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614 bool retval = false; |
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615 |
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616 dim_vector dv; |
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617 int empty = load_hdf5_empty (loc_id, name, dv); |
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618 if (empty > 0) |
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619 matrix.resize(dv); |
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620 if (empty) |
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621 return (empty > 0); |
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622 |
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623 hid_t data_hid = H5Dopen (loc_id, name); |
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624 hid_t space_id = H5Dget_space (data_hid); |
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625 |
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626 hsize_t rank = H5Sget_simple_extent_ndims (space_id); |
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627 |
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628 if (rank < 1) |
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629 { |
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630 H5Sclose (space_id); |
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631 H5Dclose (data_hid); |
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632 return false; |
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633 } |
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634 |
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635 OCTAVE_LOCAL_BUFFER (hsize_t, hdims, rank); |
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636 OCTAVE_LOCAL_BUFFER (hsize_t, maxdims, rank); |
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637 |
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638 H5Sget_simple_extent_dims (space_id, hdims, maxdims); |
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639 |
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640 // Octave uses column-major, while HDF5 uses row-major ordering |
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641 if (rank == 1) |
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|
642 { |
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|
643 dv.resize (2); |
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|
644 dv(0) = 1; |
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645 dv(1) = hdims[0]; |
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|
646 } |
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|
647 else |
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|
648 { |
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|
649 dv.resize (rank); |
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650 for (hsize_t i = 0, j = rank - 1; i < rank; i++, j--) |
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651 dv(j) = hdims[i]; |
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652 } |
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|
653 |
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654 FloatNDArray m (dv); |
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655 float *re = m.fortran_vec (); |
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656 if (H5Dread (data_hid, H5T_NATIVE_FLOAT, H5S_ALL, H5S_ALL, |
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657 H5P_DEFAULT, re) >= 0) |
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|
658 { |
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|
659 retval = true; |
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|
660 matrix = m; |
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|
661 } |
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|
662 |
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|
663 H5Sclose (space_id); |
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|
664 H5Dclose (data_hid); |
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|
665 |
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|
666 return retval; |
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|
667 } |
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|
668 |
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|
669 #endif |
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changeset
|
670 |
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|
671 void |
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672 octave_float_matrix::print_raw (std::ostream& os, |
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|
673 bool pr_as_read_syntax) const |
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|
674 { |
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|
675 octave_print_internal (os, matrix, pr_as_read_syntax, |
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parents:
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|
676 current_print_indent_level ()); |
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|
677 } |
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|
678 |
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|
679 mxArray * |
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|
680 octave_float_matrix::as_mxArray (void) const |
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|
681 { |
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|
682 mxArray *retval = new mxArray (mxSINGLE_CLASS, dims (), mxREAL); |
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|
683 |
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|
684 float *pr = static_cast<float *> (retval->get_data ()); |
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|
685 |
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|
686 mwSize nel = numel (); |
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parents:
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changeset
|
687 |
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diff
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|
688 const float *p = matrix.data (); |
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changeset
|
689 |
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parents:
diff
changeset
|
690 for (mwIndex i = 0; i < nel; i++) |
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parents:
diff
changeset
|
691 pr[i] = p[i]; |
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diff
changeset
|
692 |
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parents:
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|
693 return retval; |
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parents:
diff
changeset
|
694 } |
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parents:
diff
changeset
|
695 |
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parents:
diff
changeset
|
696 static bool |
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|
697 any_element_less_than (const FloatNDArray& a, float val) |
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parents:
diff
changeset
|
698 { |
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diff
changeset
|
699 octave_idx_type len = a.length (); |
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diff
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|
700 const float *m = a.fortran_vec (); |
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diff
changeset
|
701 |
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parents:
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|
702 for (octave_idx_type i = 0; i < len; i++) |
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parents:
diff
changeset
|
703 { |
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parents:
diff
changeset
|
704 OCTAVE_QUIT; |
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parents:
diff
changeset
|
705 |
82be108cc558
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parents:
diff
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|
706 if (m[i] < val) |
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parents:
diff
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|
707 return true; |
82be108cc558
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parents:
diff
changeset
|
708 } |
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
709 |
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
710 return false; |
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parents:
diff
changeset
|
711 } |
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parents:
diff
changeset
|
712 |
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
713 static bool |
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parents:
diff
changeset
|
714 any_element_greater_than (const FloatNDArray& a, float val) |
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parents:
diff
changeset
|
715 { |
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diff
changeset
|
716 octave_idx_type len = a.length (); |
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parents:
diff
changeset
|
717 const float *m = a.fortran_vec (); |
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parents:
diff
changeset
|
718 |
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
719 for (octave_idx_type i = 0; i < len; i++) |
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parents:
diff
changeset
|
720 { |
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David Bateman <dbateman@free.fr>
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diff
changeset
|
721 OCTAVE_QUIT; |
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
722 |
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
723 if (m[i] > val) |
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David Bateman <dbateman@free.fr>
parents:
diff
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|
724 return true; |
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parents:
diff
changeset
|
725 } |
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
726 |
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
727 return false; |
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parents:
diff
changeset
|
728 } |
82be108cc558
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
729 |
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parents:
diff
changeset
|
730 #define ARRAY_MAPPER(MAP, AMAP, FCN) \ |
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parents:
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|
731 octave_value \ |
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parents:
diff
changeset
|
732 octave_float_matrix::MAP (void) const \ |
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parents:
diff
changeset
|
733 { \ |
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
734 static AMAP dmap = FCN; \ |
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parents:
diff
changeset
|
735 return matrix.map (dmap); \ |
82be108cc558
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parents:
diff
changeset
|
736 } |
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parents:
diff
changeset
|
737 |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
738 #define CD_ARRAY_MAPPER(MAP, RFCN, CFCN, L1, L2) \ |
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parents:
diff
changeset
|
739 octave_value \ |
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parents:
diff
changeset
|
740 octave_float_matrix::MAP (void) const \ |
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parents:
diff
changeset
|
741 { \ |
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parents:
diff
changeset
|
742 static FloatNDArray::dmapper dmap = RFCN; \ |
82be108cc558
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diff
changeset
|
743 static FloatNDArray::cmapper cmap = CFCN; \ |
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parents:
diff
changeset
|
744 \ |
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David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
745 return (any_element_less_than (matrix, L1) \ |
82be108cc558
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parents:
diff
changeset
|
746 ? octave_value (matrix.map (cmap)) \ |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
747 : (any_element_greater_than (matrix, L2) \ |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
748 ? octave_value (matrix.map (cmap)) \ |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
749 : octave_value (matrix.map (dmap)))); \ |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
750 } |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
751 |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
752 static float |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
753 xconj (float x) |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
754 { |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
755 return x; |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
756 } |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
757 |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
758 ARRAY_MAPPER (erf, FloatNDArray::dmapper, ::erff) |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
759 ARRAY_MAPPER (erfc, FloatNDArray::dmapper, ::erfcf) |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
760 ARRAY_MAPPER (gamma, FloatNDArray::dmapper, xgamma) |
7815
a41df65f3f00
Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents:
7789
diff
changeset
|
761 CD_ARRAY_MAPPER (lgamma, xlgamma, xlgamma, 0.0, octave_Float_Inf) |
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
762 ARRAY_MAPPER (abs, FloatNDArray::dmapper, ::fabsf) |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
763 ARRAY_MAPPER (acos, FloatNDArray::dmapper, ::acosf) |
7815
a41df65f3f00
Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents:
7789
diff
changeset
|
764 CD_ARRAY_MAPPER (acosh, ::acoshf, ::acosh, 1.0, octave_Float_Inf) |
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
765 ARRAY_MAPPER (angle, FloatNDArray::dmapper, ::arg) |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
766 ARRAY_MAPPER (arg, FloatNDArray::dmapper, ::arg) |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
767 CD_ARRAY_MAPPER (asin, ::asinf, ::asin, -1.0, 1.0) |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
768 ARRAY_MAPPER (asinh, FloatNDArray::dmapper,::asinhf) |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
769 ARRAY_MAPPER (atan, FloatNDArray::dmapper, ::atanf) |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
770 CD_ARRAY_MAPPER (atanh, ::atanhf, ::atanh, -1.0, 1.0) |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
771 ARRAY_MAPPER (ceil, FloatNDArray::dmapper, ::ceilf) |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
772 ARRAY_MAPPER (conj, FloatNDArray::dmapper, xconj) |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
773 ARRAY_MAPPER (cos, FloatNDArray::dmapper, ::cosf) |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
774 ARRAY_MAPPER (cosh, FloatNDArray::dmapper, ::coshf) |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
775 ARRAY_MAPPER (exp, FloatNDArray::dmapper, ::expf) |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
776 ARRAY_MAPPER (expm1, FloatNDArray::dmapper, ::expm1f) |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
777 ARRAY_MAPPER (fix, FloatNDArray::dmapper, ::fix) |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
778 ARRAY_MAPPER (floor, FloatNDArray::dmapper, ::floorf) |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
779 ARRAY_MAPPER (imag, FloatNDArray::dmapper, ::imag) |
7815
a41df65f3f00
Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents:
7789
diff
changeset
|
780 CD_ARRAY_MAPPER (log, ::logf, std::log, 0.0, octave_Float_Inf) |
a41df65f3f00
Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents:
7789
diff
changeset
|
781 CD_ARRAY_MAPPER (log2, xlog2, xlog2, 0.0, octave_Float_Inf) |
a41df65f3f00
Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents:
7789
diff
changeset
|
782 CD_ARRAY_MAPPER (log10, ::log10f, std::log10, 0.0, octave_Float_Inf) |
a41df65f3f00
Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents:
7789
diff
changeset
|
783 CD_ARRAY_MAPPER (log1p, ::log1pf, ::log1pf, -1.0, octave_Float_Inf) |
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
784 ARRAY_MAPPER (real, FloatNDArray::dmapper, ::real) |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
785 ARRAY_MAPPER (round, FloatNDArray::dmapper, xround) |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
786 ARRAY_MAPPER (roundb, FloatNDArray::dmapper, xroundb) |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
787 ARRAY_MAPPER (signum, FloatNDArray::dmapper, ::signum) |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
788 ARRAY_MAPPER (sin, FloatNDArray::dmapper, ::sinf) |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
789 ARRAY_MAPPER (sinh, FloatNDArray::dmapper, ::sinhf) |
7815
a41df65f3f00
Add some single precision test code and fix resulting bugs
David Bateman <dbateman@free.fr>
parents:
7789
diff
changeset
|
790 CD_ARRAY_MAPPER (sqrt, ::sqrtf, std::sqrt, 0.0, octave_Float_Inf) |
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
791 ARRAY_MAPPER (tan, FloatNDArray::dmapper, ::tanf) |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
792 ARRAY_MAPPER (tanh, FloatNDArray::dmapper, ::tanhf) |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
793 ARRAY_MAPPER (finite, FloatNDArray::bmapper, xfinite) |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
794 ARRAY_MAPPER (isinf, FloatNDArray::bmapper, xisinf) |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
795 ARRAY_MAPPER (isna, FloatNDArray::bmapper, octave_is_NA) |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
796 ARRAY_MAPPER (isnan, FloatNDArray::bmapper, xisnan) |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
797 |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
798 DEFUN (single, args, , |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
799 "-*- texinfo -*-\n\ |
7989
23c248d415b5
Various doc fixes. Readd cellidx
David Bateman <dbateman@free.fr>
parents:
7922
diff
changeset
|
800 @deftypefn {Built-in Function} {} single (@var{x})\n\ |
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
801 Convert @var{x} to single precision type.\n\ |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
802 @end deftypefn") |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
803 { |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
804 // The OCTAVE_TYPE_CONV_BODY3 macro declares retval, so they go |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
805 // inside their own scopes, and we don't declare retval here to |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
806 // avoid a shadowed declaration warning. |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
807 |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
808 if (args.length () == 1) |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
809 { |
8399
c1bada868690
alow single/double conversion of diag & perm matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
8377
diff
changeset
|
810 if (args(0).is_perm_matrix ()) |
c1bada868690
alow single/double conversion of diag & perm matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
8377
diff
changeset
|
811 { |
c1bada868690
alow single/double conversion of diag & perm matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
8377
diff
changeset
|
812 OCTAVE_TYPE_CONV_BODY3 (single, octave_float_perm_matrix, octave_float_scalar); |
c1bada868690
alow single/double conversion of diag & perm matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
8377
diff
changeset
|
813 } |
c1bada868690
alow single/double conversion of diag & perm matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
8377
diff
changeset
|
814 else if (args(0).is_diag_matrix ()) |
c1bada868690
alow single/double conversion of diag & perm matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
8377
diff
changeset
|
815 { |
c1bada868690
alow single/double conversion of diag & perm matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
8377
diff
changeset
|
816 if (args(0).is_complex_type ()) |
c1bada868690
alow single/double conversion of diag & perm matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
8377
diff
changeset
|
817 { |
c1bada868690
alow single/double conversion of diag & perm matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
8377
diff
changeset
|
818 OCTAVE_TYPE_CONV_BODY3 (single, octave_float_complex_diag_matrix, octave_float_complex); |
c1bada868690
alow single/double conversion of diag & perm matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
8377
diff
changeset
|
819 } |
c1bada868690
alow single/double conversion of diag & perm matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
8377
diff
changeset
|
820 else |
c1bada868690
alow single/double conversion of diag & perm matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
8377
diff
changeset
|
821 { |
c1bada868690
alow single/double conversion of diag & perm matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
8377
diff
changeset
|
822 OCTAVE_TYPE_CONV_BODY3 (single, octave_float_diag_matrix, octave_float_scalar); |
c1bada868690
alow single/double conversion of diag & perm matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
8377
diff
changeset
|
823 } |
c1bada868690
alow single/double conversion of diag & perm matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
8377
diff
changeset
|
824 } |
c1bada868690
alow single/double conversion of diag & perm matrices
Jaroslav Hajek <highegg@gmail.com>
parents:
8377
diff
changeset
|
825 else if (args(0).is_sparse_type ()) |
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
826 { |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
827 error ("single: sparse type do not support single precision"); |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
828 } |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
829 else if (args(0).is_complex_type ()) |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
830 { |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
831 OCTAVE_TYPE_CONV_BODY3 (single, octave_float_complex_matrix, octave_float_complex); |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
832 } |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
833 else |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
834 { |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
835 OCTAVE_TYPE_CONV_BODY3 (single, octave_float_matrix, octave_float_scalar); |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
836 } |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
837 } |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
838 else |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
839 print_usage (); |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
840 |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
841 return octave_value (); |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
842 } |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
843 |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
844 /* |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
845 ;;; Local Variables: *** |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
846 ;;; mode: C++ *** |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
847 ;;; End: *** |
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
diff
changeset
|
848 */ |