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NEWS.9.md: Fix typo and minor formatting changes.
* etc/NEWS.9.md: Fix typo. Adjust whitespace. Use markdown syntax for code
snippets.
author | Markus Mützel <markus.muetzel@gmx.de> |
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date | Wed, 05 Jun 2024 11:27:35 +0200 |
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1 //////////////////////////////////////////////////////////////////////// |
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2 // |
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3 // Copyright (C) 1996-2024 The Octave Project Developers |
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4 // |
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5 // See the file COPYRIGHT.md in the top-level directory of this |
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6 // distribution or <https://octave.org/copyright/>. |
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7 // |
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8 // This file is part of Octave. |
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9 // |
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10 // Octave is free software: you can redistribute it and/or modify it |
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11 // under the terms of the GNU General Public License as published by |
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12 // the Free Software Foundation, either version 3 of the License, or |
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13 // (at your option) any later version. |
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14 // |
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15 // Octave is distributed in the hope that it will be useful, but |
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16 // WITHOUT ANY WARRANTY; without even the implied warranty of |
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17 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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18 // GNU General Public License for more details. |
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19 // |
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20 // You should have received a copy of the GNU General Public License |
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21 // along with Octave; see the file COPYING. If not, see |
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22 // <https://www.gnu.org/licenses/>. |
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23 // |
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24 //////////////////////////////////////////////////////////////////////// |
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25 |
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26 #if defined (HAVE_CONFIG_H) |
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27 # include "config.h" |
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28 #endif |
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29 |
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30 #include <istream> |
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31 #include <ostream> |
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32 |
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33 #include "lo-ieee.h" |
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34 #include "lo-specfun.h" |
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35 #include "lo-mappers.h" |
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36 |
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37 #include "mxarray.h" |
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38 #include "ovl.h" |
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39 #include "oct-hdf5.h" |
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40 #include "oct-stream.h" |
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41 #include "ops.h" |
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42 #include "ov-complex.h" |
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43 #include "ov-base.h" |
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44 #include "ov-base-scalar.h" |
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45 #include "ov-base-scalar.cc" |
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46 #include "ov-flt-cx-mat.h" |
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47 #include "ov-float.h" |
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48 #include "ov-flt-complex.h" |
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49 #include "errwarn.h" |
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50 #include "pr-output.h" |
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51 #include "ops.h" |
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52 |
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53 #include "ls-oct-text.h" |
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54 #include "ls-hdf5.h" |
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55 |
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56 // Prevent implicit instantiations on some systems (Windows, others?) |
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57 // that can lead to duplicate definitions of static data members. |
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58 |
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59 extern template class octave_base_scalar<float>; |
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60 |
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61 template class octave_base_scalar<FloatComplex>; |
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62 |
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63 DEFINE_OV_TYPEID_FUNCTIONS_AND_DATA (octave_float_complex, |
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64 "float complex scalar", "single"); |
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65 |
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66 octave_base_value * |
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67 octave_float_complex::try_narrowing_conversion () |
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68 { |
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69 octave_base_value *retval = nullptr; |
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70 |
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71 float im = scalar.imag (); |
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72 |
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73 if (im == 0.0) |
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74 retval = new octave_float_scalar (scalar.real ()); |
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75 |
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76 return retval; |
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77 } |
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78 |
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79 octave_value |
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80 octave_float_complex::do_index_op (const octave_value_list& idx, bool resize_ok) |
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81 { |
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82 // FIXME: this doesn't solve the problem of |
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83 // |
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84 // a = i; a([1,1], [1,1], [1,1]) |
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85 // |
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86 // and similar constructions. Hmm... |
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87 |
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88 // FIXME: using this constructor avoids narrowing the |
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89 // 1x1 matrix back to a scalar value. Need a better solution |
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90 // to this problem. |
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91 |
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92 octave_value tmp (new octave_float_complex_matrix (float_complex_matrix_value ())); |
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93 |
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94 return tmp.index_op (idx, resize_ok); |
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95 } |
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96 |
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97 double |
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98 octave_float_complex::double_value (bool force_conversion) const |
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99 { |
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100 if (! force_conversion) |
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101 warn_implicit_conversion ("Octave:imag-to-real", |
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102 "complex scalar", "real scalar"); |
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103 |
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104 return scalar.real (); |
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105 } |
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106 |
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107 float |
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108 octave_float_complex::float_value (bool force_conversion) const |
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109 { |
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110 if (! force_conversion) |
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111 warn_implicit_conversion ("Octave:imag-to-real", |
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112 "complex scalar", "real scalar"); |
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113 |
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114 return scalar.real (); |
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115 } |
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116 |
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117 Matrix |
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118 octave_float_complex::matrix_value (bool force_conversion) const |
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119 { |
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120 Matrix retval; |
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121 |
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122 if (! force_conversion) |
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123 warn_implicit_conversion ("Octave:imag-to-real", |
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124 "complex scalar", "real matrix"); |
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125 |
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126 retval = Matrix (1, 1, scalar.real ()); |
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127 |
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128 return retval; |
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129 } |
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130 |
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131 FloatMatrix |
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132 octave_float_complex::float_matrix_value (bool force_conversion) const |
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133 { |
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134 FloatMatrix retval; |
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135 |
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136 if (! force_conversion) |
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137 warn_implicit_conversion ("Octave:imag-to-real", |
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138 "complex scalar", "real matrix"); |
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139 |
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140 retval = FloatMatrix (1, 1, scalar.real ()); |
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141 |
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142 return retval; |
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143 } |
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144 |
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145 NDArray |
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146 octave_float_complex::array_value (bool force_conversion) const |
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147 { |
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148 NDArray retval; |
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149 |
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150 if (! force_conversion) |
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151 warn_implicit_conversion ("Octave:imag-to-real", |
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152 "complex scalar", "real matrix"); |
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153 |
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154 retval = NDArray (dim_vector (1, 1), scalar.real ()); |
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155 |
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156 return retval; |
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157 } |
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158 |
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159 FloatNDArray |
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160 octave_float_complex::float_array_value (bool force_conversion) const |
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161 { |
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162 FloatNDArray retval; |
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163 |
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164 if (! force_conversion) |
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165 warn_implicit_conversion ("Octave:imag-to-real", |
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166 "complex scalar", "real matrix"); |
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167 |
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168 retval = FloatNDArray (dim_vector (1, 1), scalar.real ()); |
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169 |
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170 return retval; |
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171 } |
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172 |
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173 Complex |
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174 octave_float_complex::complex_value (bool) const |
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175 { |
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176 return scalar; |
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177 } |
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178 |
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179 FloatComplex |
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180 octave_float_complex::float_complex_value (bool) const |
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181 { |
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182 return static_cast<FloatComplex> (scalar); |
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183 } |
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184 |
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185 ComplexMatrix |
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186 octave_float_complex::complex_matrix_value (bool) const |
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187 { |
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188 return ComplexMatrix (1, 1, scalar); |
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189 } |
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190 |
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191 FloatComplexMatrix |
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192 octave_float_complex::float_complex_matrix_value (bool) const |
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193 { |
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194 return FloatComplexMatrix (1, 1, scalar); |
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195 } |
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196 |
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197 ComplexNDArray |
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198 octave_float_complex::complex_array_value (bool /* force_conversion */) const |
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199 { |
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200 return ComplexNDArray (dim_vector (1, 1), scalar); |
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201 } |
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202 |
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203 FloatComplexNDArray |
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204 octave_float_complex::float_complex_array_value (bool /* force_conversion */) const |
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205 { |
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206 return FloatComplexNDArray (dim_vector (1, 1), scalar); |
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207 } |
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208 |
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209 octave_value |
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210 octave_float_complex::resize (const dim_vector& dv, bool fill) const |
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211 { |
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212 if (fill) |
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213 { |
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214 FloatComplexNDArray retval (dv, FloatComplex (0)); |
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215 |
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216 if (dv.numel ()) |
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217 retval(0) = scalar; |
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218 |
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219 return retval; |
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220 } |
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221 else |
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222 { |
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223 FloatComplexNDArray retval (dv); |
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224 |
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225 if (dv.numel ()) |
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226 retval(0) = scalar; |
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227 |
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228 return retval; |
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229 } |
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230 } |
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231 |
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232 octave_value |
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233 octave_float_complex::as_double () const |
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234 { |
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235 return Complex (scalar); |
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236 } |
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237 |
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238 octave_value |
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239 octave_float_complex::as_single () const |
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240 { |
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241 return scalar; |
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242 } |
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243 |
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244 octave_value |
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245 octave_float_complex::diag (octave_idx_type m, octave_idx_type n) const |
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246 { |
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247 return |
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248 FloatComplexDiagMatrix (Array<FloatComplex> (dim_vector (1, 1), scalar), |
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249 m, n); |
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250 } |
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251 |
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252 bool |
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253 octave_float_complex::save_ascii (std::ostream& os) |
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254 { |
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255 FloatComplex c = float_complex_value (); |
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256 |
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257 octave::write_value<FloatComplex> (os, c); |
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258 |
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259 os << "\n"; |
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260 |
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261 return true; |
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262 } |
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263 |
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264 bool |
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265 octave_float_complex::load_ascii (std::istream& is) |
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266 { |
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267 scalar = octave::read_value<FloatComplex> (is); |
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268 |
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269 if (! is) |
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270 error ("load: failed to load complex scalar constant"); |
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271 |
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272 return true; |
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273 } |
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274 |
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275 bool |
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276 octave_float_complex::save_binary (std::ostream& os, bool /* save_as_floats */) |
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277 { |
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278 char tmp = static_cast<char> (LS_FLOAT); |
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279 os.write (reinterpret_cast<char *> (&tmp), 1); |
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280 FloatComplex ctmp = float_complex_value (); |
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281 os.write (reinterpret_cast<char *> (&ctmp), 8); |
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282 |
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283 return true; |
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284 } |
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285 |
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286 bool |
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287 octave_float_complex::load_binary (std::istream& is, bool swap, |
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288 octave::mach_info::float_format fmt) |
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289 { |
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290 char tmp; |
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291 if (! is.read (reinterpret_cast<char *> (&tmp), 1)) |
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292 return false; |
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293 |
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294 FloatComplex ctmp; |
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295 read_floats (is, reinterpret_cast<float *> (&ctmp), |
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296 static_cast<save_type> (tmp), 2, swap, fmt); |
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297 |
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298 if (! is) |
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299 return false; |
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300 |
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301 scalar = ctmp; |
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302 return true; |
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303 } |
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304 |
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305 bool |
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306 octave_float_complex::save_hdf5 (octave_hdf5_id loc_id, const char *name, |
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307 bool /* save_as_floats */) |
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308 { |
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309 bool retval = false; |
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310 |
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311 #if defined (HAVE_HDF5) |
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312 |
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313 hsize_t dimens[3] = {0}; |
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314 hid_t space_hid, type_hid, data_hid; |
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315 space_hid = type_hid = data_hid = -1; |
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316 |
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317 space_hid = H5Screate_simple (0, dimens, nullptr); |
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318 if (space_hid < 0) |
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319 return false; |
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320 |
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321 type_hid = hdf5_make_complex_type (H5T_NATIVE_FLOAT); |
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322 if (type_hid < 0) |
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323 { |
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324 H5Sclose (space_hid); |
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325 return false; |
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326 } |
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327 #if defined (HAVE_HDF5_18) |
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328 data_hid = H5Dcreate (loc_id, name, type_hid, space_hid, |
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329 octave_H5P_DEFAULT, octave_H5P_DEFAULT, |
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330 octave_H5P_DEFAULT); |
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331 #else |
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332 data_hid = H5Dcreate (loc_id, name, type_hid, space_hid, octave_H5P_DEFAULT); |
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333 #endif |
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334 if (data_hid < 0) |
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335 { |
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336 H5Sclose (space_hid); |
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337 H5Tclose (type_hid); |
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338 return false; |
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339 } |
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340 |
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341 FloatComplex tmp = float_complex_value (); |
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342 retval = H5Dwrite (data_hid, type_hid, octave_H5S_ALL, octave_H5S_ALL, |
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343 octave_H5P_DEFAULT, &tmp) >= 0; |
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344 |
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345 H5Dclose (data_hid); |
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346 H5Tclose (type_hid); |
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347 H5Sclose (space_hid); |
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348 |
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349 #else |
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350 octave_unused_parameter (loc_id); |
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351 octave_unused_parameter (name); |
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352 |
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353 warn_save ("hdf5"); |
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354 #endif |
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355 |
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356 return retval; |
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357 } |
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358 |
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359 bool |
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360 octave_float_complex::load_hdf5 (octave_hdf5_id loc_id, const char *name) |
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361 { |
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362 bool retval = false; |
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363 |
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364 #if defined (HAVE_HDF5) |
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365 |
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366 #if defined (HAVE_HDF5_18) |
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367 hid_t data_hid = H5Dopen (loc_id, name, octave_H5P_DEFAULT); |
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368 #else |
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369 hid_t data_hid = H5Dopen (loc_id, name); |
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370 #endif |
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371 hid_t type_hid = H5Dget_type (data_hid); |
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372 |
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373 hid_t complex_type = hdf5_make_complex_type (H5T_NATIVE_FLOAT); |
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374 |
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375 if (! hdf5_types_compatible (type_hid, complex_type)) |
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376 { |
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377 H5Tclose (complex_type); |
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378 H5Dclose (data_hid); |
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379 return false; |
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380 } |
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381 |
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382 hid_t space_id = H5Dget_space (data_hid); |
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383 hsize_t rank = H5Sget_simple_extent_ndims (space_id); |
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384 |
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385 if (rank != 0) |
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386 { |
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387 H5Tclose (complex_type); |
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388 H5Sclose (space_id); |
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389 H5Dclose (data_hid); |
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390 return false; |
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391 } |
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392 |
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393 // complex scalar: |
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394 FloatComplex ctmp; |
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395 if (H5Dread (data_hid, complex_type, octave_H5S_ALL, octave_H5S_ALL, |
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396 octave_H5P_DEFAULT, &ctmp) |
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397 >= 0) |
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398 { |
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399 retval = true; |
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400 scalar = ctmp; |
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401 } |
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402 |
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403 H5Tclose (complex_type); |
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404 H5Sclose (space_id); |
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405 H5Dclose (data_hid); |
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406 |
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407 #else |
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408 octave_unused_parameter (loc_id); |
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409 octave_unused_parameter (name); |
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410 |
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411 warn_load ("hdf5"); |
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412 #endif |
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413 |
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414 return retval; |
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415 } |
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416 |
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417 mxArray * |
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418 octave_float_complex::as_mxArray (bool interleaved) const |
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419 { |
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420 mxArray *retval = new mxArray (interleaved, mxSINGLE_CLASS, 1, 1, mxCOMPLEX); |
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421 |
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422 if (interleaved) |
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423 { |
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424 mxComplexSingle *pd |
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425 = static_cast<mxComplexSingle *> (retval->get_data ()); |
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426 |
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427 pd[0].real = scalar.real (); |
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428 pd[0].imag = scalar.imag (); |
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429 } |
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430 else |
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431 { |
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432 mxSingle *pr = static_cast<mxSingle *> (retval->get_data ()); |
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433 mxSingle *pi = static_cast<mxSingle *> (retval->get_imag_data ()); |
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434 |
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435 pr[0] = scalar.real (); |
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436 pi[0] = scalar.imag (); |
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437 } |
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438 |
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439 return retval; |
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440 } |
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441 |
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442 octave_value |
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443 octave_float_complex::map (unary_mapper_t umap) const |
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444 { |
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445 switch (umap) |
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446 { |
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447 #define SCALAR_MAPPER(UMAP, FCN) \ |
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448 case umap_ ## UMAP: \ |
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449 return octave_value (FCN (scalar)) |
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450 |
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451 SCALAR_MAPPER (abs, std::abs); |
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452 SCALAR_MAPPER (acos, octave::math::acos); |
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453 SCALAR_MAPPER (acosh, octave::math::acosh); |
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454 SCALAR_MAPPER (angle, std::arg); |
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455 SCALAR_MAPPER (arg, std::arg); |
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456 SCALAR_MAPPER (asin, octave::math::asin); |
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457 SCALAR_MAPPER (asinh, octave::math::asinh); |
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458 SCALAR_MAPPER (atan, octave::math::atan); |
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459 SCALAR_MAPPER (atanh, octave::math::atanh); |
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460 SCALAR_MAPPER (erf, octave::math::erf); |
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461 SCALAR_MAPPER (erfc, octave::math::erfc); |
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462 SCALAR_MAPPER (erfcx, octave::math::erfcx); |
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463 SCALAR_MAPPER (erfi, octave::math::erfi); |
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464 SCALAR_MAPPER (dawson, octave::math::dawson); |
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465 SCALAR_MAPPER (ceil, octave::math::ceil); |
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466 SCALAR_MAPPER (conj, std::conj); |
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467 SCALAR_MAPPER (cos, std::cos); |
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468 SCALAR_MAPPER (cosh, std::cosh); |
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469 SCALAR_MAPPER (exp, std::exp); |
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470 SCALAR_MAPPER (expm1, octave::math::expm1); |
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471 SCALAR_MAPPER (fix, octave::math::fix); |
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472 SCALAR_MAPPER (floor, octave::math::floor); |
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473 SCALAR_MAPPER (imag, std::imag); |
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474 SCALAR_MAPPER (log, std::log); |
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475 SCALAR_MAPPER (log2, octave::math::log2); |
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476 SCALAR_MAPPER (log10, std::log10); |
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477 SCALAR_MAPPER (log1p, octave::math::log1p); |
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478 SCALAR_MAPPER (real, std::real); |
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479 SCALAR_MAPPER (round, octave::math::round); |
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480 SCALAR_MAPPER (roundb, octave::math::roundb); |
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481 SCALAR_MAPPER (signum, octave::math::signum); |
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482 SCALAR_MAPPER (sin, std::sin); |
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483 SCALAR_MAPPER (sinh, std::sinh); |
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484 SCALAR_MAPPER (sqrt, std::sqrt); |
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485 SCALAR_MAPPER (tan, std::tan); |
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486 SCALAR_MAPPER (tanh, std::tanh); |
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487 SCALAR_MAPPER (isfinite, octave::math::isfinite); |
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488 SCALAR_MAPPER (isinf, octave::math::isinf); |
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489 SCALAR_MAPPER (isna, octave::math::isna); |
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490 SCALAR_MAPPER (isnan, octave::math::isnan); |
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|
491 |
24587
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tolower/toupper functions return complex numbers unchanged (bug #52380).
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|
492 // Special cases for Matlab compatibility |
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|
493 case umap_xtolower: |
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|
494 case umap_xtoupper: |
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495 return scalar; |
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|
496 |
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497 default: |
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498 return octave_base_value::map (umap); |
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499 } |
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500 } |