Mercurial > octave
annotate libinterp/octave-value/ov-flt-complex.cc @ 23564:7049da1648c0
Deprecate octave::math::finite in favor of octave::math::isfinite.
New name matches is clearer about what function does as it matches both
Octave's m-file language and C++11.
* lo-mappers.h (isfinite): Declare new function isfinite for double, float, and
std::complex types. Use OCTAVE_DEPRECATED macro for declarations of finite
function. Replace uses of octave::math::finite with octave::math::isfinite.
* lo-mappers.cc (isfinite): Implement new function isfinite for double and float
types.
* lo-mappers.cc (finite): Delete function finite for double and float types.
* gl-render.cc, graphics.cc, graphics.in.h, ls-mat5.cc, pr-output.cc,
quadcc.cc, ov-complex.cc, ov-cx-sparse.cc, ov-float.cc, ov-flt-complex.cc,
ov-re-sparse.cc, ov-scalar.cc, CNDArray.cc, Range.h, dNDArray.cc, fCNDArray.cc,
fNDArray.cc, lo-specfun.cc, oct-rand.cc, mx-inlines.cc, lo-utils.cc:
Replace uses of octave::math::finite with octave::math::isfinite.
author | Rik <rik@octave.org> |
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date | Thu, 08 Jun 2017 15:56:46 -0700 |
parents | 21baad6b35c4 |
children | 6ed4d6e306ba |
rev | line source |
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1 /* |
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2 |
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3 Copyright (C) 1996-2017 John W. Eaton |
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4 |
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5 This file is part of Octave. |
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6 |
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7 Octave is free software; you can redistribute it and/or modify it |
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8 under the terms of the GNU General Public License as published by |
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9 the Free Software Foundation; either version 3 of the License, or |
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10 (at your option) any later version. |
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11 |
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12 Octave is distributed in the hope that it will be useful, but |
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13 WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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15 GNU General Public License for more details. |
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16 |
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17 You should have received a copy of the GNU General Public License |
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18 along with Octave; see the file COPYING. If not, see |
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19 <http://www.gnu.org/licenses/>. |
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20 |
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21 */ |
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22 |
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23 #if defined (HAVE_CONFIG_H) |
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24 # include "config.h" |
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25 #endif |
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26 |
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27 #include <iostream> |
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28 |
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29 #include "lo-ieee.h" |
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30 #include "lo-specfun.h" |
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31 #include "lo-mappers.h" |
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32 |
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33 #include "mxarray.h" |
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34 #include "ovl.h" |
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35 #include "oct-hdf5.h" |
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36 #include "oct-stream.h" |
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37 #include "ops.h" |
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38 #include "ov-complex.h" |
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39 #include "ov-base.h" |
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40 #include "ov-base-scalar.h" |
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41 #include "ov-base-scalar.cc" |
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42 #include "ov-flt-cx-mat.h" |
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43 #include "ov-float.h" |
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44 #include "ov-flt-complex.h" |
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45 #include "errwarn.h" |
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46 #include "pr-output.h" |
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47 #include "ops.h" |
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48 |
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49 #include "ls-oct-text.h" |
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50 #include "ls-hdf5.h" |
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51 |
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52 // Prevent implicit instantiations on some systems (Windows, others?) |
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53 // that can lead to duplicate definitions of static data members. |
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54 |
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55 extern template class OCTINTERP_API octave_base_scalar<float>; |
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56 |
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57 template class octave_base_scalar<FloatComplex>; |
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58 |
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59 DEFINE_OV_TYPEID_FUNCTIONS_AND_DATA (octave_float_complex, |
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60 "float complex scalar", "single"); |
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61 |
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62 octave_base_value * |
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63 octave_float_complex::try_narrowing_conversion (void) |
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64 { |
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65 octave_base_value *retval = nullptr; |
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66 |
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67 float im = scalar.imag (); |
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68 |
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69 if (im == 0.0) |
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70 retval = new octave_float_scalar (scalar.real ()); |
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71 |
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72 return retval; |
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73 } |
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74 |
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75 octave_value |
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76 octave_float_complex::do_index_op (const octave_value_list& idx, bool resize_ok) |
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77 { |
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78 // FIXME: this doesn't solve the problem of |
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79 // |
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80 // a = i; a([1,1], [1,1], [1,1]) |
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81 // |
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82 // and similar constructions. Hmm... |
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83 |
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84 // FIXME: using this constructor avoids narrowing the |
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85 // 1x1 matrix back to a scalar value. Need a better solution |
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86 // to this problem. |
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87 |
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88 octave_value tmp (new octave_float_complex_matrix ( |
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89 float_complex_matrix_value ())); |
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90 |
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91 return tmp.do_index_op (idx, resize_ok); |
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92 } |
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93 |
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94 double |
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95 octave_float_complex::double_value (bool force_conversion) const |
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96 { |
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97 if (! force_conversion) |
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98 warn_implicit_conversion ("Octave:imag-to-real", |
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99 "complex scalar", "real scalar"); |
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100 |
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101 return scalar.real (); |
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102 } |
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103 |
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104 float |
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105 octave_float_complex::float_value (bool force_conversion) const |
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106 { |
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107 if (! force_conversion) |
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108 warn_implicit_conversion ("Octave:imag-to-real", |
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109 "complex scalar", "real scalar"); |
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110 |
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111 return scalar.real (); |
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112 } |
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113 |
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114 Matrix |
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115 octave_float_complex::matrix_value (bool force_conversion) const |
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116 { |
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117 Matrix retval; |
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118 |
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119 if (! force_conversion) |
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120 warn_implicit_conversion ("Octave:imag-to-real", |
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121 "complex scalar", "real matrix"); |
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122 |
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123 retval = Matrix (1, 1, scalar.real ()); |
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124 |
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125 return retval; |
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126 } |
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127 |
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128 FloatMatrix |
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129 octave_float_complex::float_matrix_value (bool force_conversion) const |
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130 { |
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131 FloatMatrix retval; |
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132 |
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133 if (! force_conversion) |
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134 warn_implicit_conversion ("Octave:imag-to-real", |
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135 "complex scalar", "real matrix"); |
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136 |
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137 retval = FloatMatrix (1, 1, scalar.real ()); |
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138 |
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139 return retval; |
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140 } |
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141 |
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142 NDArray |
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143 octave_float_complex::array_value (bool force_conversion) const |
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144 { |
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145 NDArray retval; |
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146 |
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147 if (! force_conversion) |
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148 warn_implicit_conversion ("Octave:imag-to-real", |
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149 "complex scalar", "real matrix"); |
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150 |
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151 retval = NDArray (dim_vector (1, 1), scalar.real ()); |
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152 |
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153 return retval; |
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154 } |
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155 |
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156 FloatNDArray |
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157 octave_float_complex::float_array_value (bool force_conversion) const |
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158 { |
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159 FloatNDArray retval; |
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160 |
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161 if (! force_conversion) |
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162 warn_implicit_conversion ("Octave:imag-to-real", |
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163 "complex scalar", "real matrix"); |
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164 |
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165 retval = FloatNDArray (dim_vector (1, 1), scalar.real ()); |
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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 Complex |
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171 octave_float_complex::complex_value (bool) const |
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172 { |
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173 return scalar; |
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174 } |
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175 |
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176 FloatComplex |
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177 octave_float_complex::float_complex_value (bool) const |
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178 { |
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179 return static_cast<FloatComplex> (scalar); |
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180 } |
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181 |
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182 ComplexMatrix |
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183 octave_float_complex::complex_matrix_value (bool) const |
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184 { |
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185 return ComplexMatrix (1, 1, scalar); |
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186 } |
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187 |
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188 FloatComplexMatrix |
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189 octave_float_complex::float_complex_matrix_value (bool) const |
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190 { |
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191 return FloatComplexMatrix (1, 1, scalar); |
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192 } |
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193 |
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194 ComplexNDArray |
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195 octave_float_complex::complex_array_value (bool /* force_conversion */) const |
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196 { |
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197 return ComplexNDArray (dim_vector (1, 1), scalar); |
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198 } |
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199 |
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200 FloatComplexNDArray |
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201 octave_float_complex::float_complex_array_value (bool /* force_conversion */) const |
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202 { |
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203 return FloatComplexNDArray (dim_vector (1, 1), scalar); |
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204 } |
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205 |
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206 octave_value |
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207 octave_float_complex::resize (const dim_vector& dv, bool fill) const |
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208 { |
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209 if (fill) |
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210 { |
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211 FloatComplexNDArray retval (dv, FloatComplex (0)); |
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212 |
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213 if (dv.numel ()) |
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214 retval(0) = scalar; |
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215 |
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216 return retval; |
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217 } |
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218 else |
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219 { |
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220 FloatComplexNDArray retval (dv); |
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221 |
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222 if (dv.numel ()) |
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223 retval(0) = scalar; |
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224 |
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225 return retval; |
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226 } |
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227 } |
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228 |
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229 octave_value |
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230 octave_float_complex::as_double (void) const |
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231 { |
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232 return Complex (scalar); |
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233 } |
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234 |
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235 octave_value |
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236 octave_float_complex::as_single (void) const |
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237 { |
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238 return scalar; |
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239 } |
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240 |
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241 octave_value |
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242 octave_float_complex::diag (octave_idx_type m, octave_idx_type n) const |
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243 { |
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244 return |
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245 FloatComplexDiagMatrix (Array<FloatComplex> (dim_vector (1, 1), scalar), |
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246 m, n); |
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247 } |
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248 |
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249 bool |
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250 octave_float_complex::save_ascii (std::ostream& os) |
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251 { |
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252 FloatComplex c = float_complex_value (); |
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253 |
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254 octave_write_float_complex (os, c); |
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255 |
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256 os << "\n"; |
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257 |
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258 return true; |
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259 } |
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260 |
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261 bool |
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262 octave_float_complex::load_ascii (std::istream& is) |
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263 { |
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264 scalar = octave_read_value<FloatComplex> (is); |
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265 |
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266 if (! is) |
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267 error ("load: failed to load complex scalar constant"); |
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268 |
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269 return true; |
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270 } |
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271 |
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272 bool |
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273 octave_float_complex::save_binary (std::ostream& os, bool& /* save_as_floats */) |
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274 { |
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275 char tmp = static_cast<char> (LS_FLOAT); |
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276 os.write (reinterpret_cast<char *> (&tmp), 1); |
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277 FloatComplex ctmp = float_complex_value (); |
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278 os.write (reinterpret_cast<char *> (&ctmp), 8); |
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279 |
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280 return true; |
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281 } |
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282 |
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283 bool |
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284 octave_float_complex::load_binary (std::istream& is, bool swap, |
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285 octave::mach_info::float_format fmt) |
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286 { |
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287 char tmp; |
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288 if (! is.read (reinterpret_cast<char *> (&tmp), 1)) |
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289 return false; |
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290 |
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291 FloatComplex ctmp; |
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292 read_floats (is, reinterpret_cast<float *> (&ctmp), |
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293 static_cast<save_type> (tmp), 2, swap, fmt); |
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294 |
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295 if (! is) |
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296 return false; |
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297 |
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298 scalar = ctmp; |
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299 return true; |
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300 } |
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301 |
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302 bool |
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303 octave_float_complex::save_hdf5 (octave_hdf5_id loc_id, const char *name, |
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304 bool /* save_as_floats */) |
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305 { |
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306 bool retval = false; |
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307 |
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308 #if defined (HAVE_HDF5) |
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309 |
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310 hsize_t dimens[3]; |
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311 hid_t space_hid, type_hid, data_hid; |
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312 space_hid = type_hid = data_hid = -1; |
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313 |
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314 space_hid = H5Screate_simple (0, dimens, 0); |
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315 if (space_hid < 0) |
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316 return false; |
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317 |
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318 type_hid = hdf5_make_complex_type (H5T_NATIVE_FLOAT); |
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319 if (type_hid < 0) |
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320 { |
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321 H5Sclose (space_hid); |
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322 return false; |
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323 } |
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324 #if defined (HAVE_HDF5_18) |
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325 data_hid = H5Dcreate (loc_id, name, type_hid, space_hid, |
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326 octave_H5P_DEFAULT, octave_H5P_DEFAULT, octave_H5P_DEFAULT); |
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327 #else |
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328 data_hid = H5Dcreate (loc_id, name, type_hid, space_hid, octave_H5P_DEFAULT); |
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329 #endif |
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330 if (data_hid < 0) |
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331 { |
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332 H5Sclose (space_hid); |
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333 H5Tclose (type_hid); |
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334 return false; |
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335 } |
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336 |
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337 FloatComplex tmp = float_complex_value (); |
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338 retval = H5Dwrite (data_hid, type_hid, octave_H5S_ALL, octave_H5S_ALL, |
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339 octave_H5P_DEFAULT, &tmp) >= 0; |
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340 |
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341 H5Dclose (data_hid); |
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342 H5Tclose (type_hid); |
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343 H5Sclose (space_hid); |
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344 |
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345 #else |
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346 octave_unused_parameter (loc_id); |
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347 octave_unused_parameter (name); |
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348 |
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349 warn_save ("hdf5"); |
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350 #endif |
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351 |
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352 return retval; |
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353 } |
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354 |
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355 bool |
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356 octave_float_complex::load_hdf5 (octave_hdf5_id loc_id, const char *name) |
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357 { |
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358 bool retval = false; |
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359 |
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360 #if defined (HAVE_HDF5) |
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361 |
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362 #if defined (HAVE_HDF5_18) |
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363 hid_t data_hid = H5Dopen (loc_id, name, octave_H5P_DEFAULT); |
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364 #else |
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365 hid_t data_hid = H5Dopen (loc_id, name); |
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366 #endif |
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367 hid_t type_hid = H5Dget_type (data_hid); |
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368 |
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369 hid_t complex_type = hdf5_make_complex_type (H5T_NATIVE_FLOAT); |
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370 |
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371 if (! hdf5_types_compatible (type_hid, complex_type)) |
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372 { |
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373 H5Tclose (complex_type); |
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374 H5Dclose (data_hid); |
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375 return false; |
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376 } |
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377 |
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378 hid_t space_id = H5Dget_space (data_hid); |
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379 hsize_t rank = H5Sget_simple_extent_ndims (space_id); |
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380 |
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381 if (rank != 0) |
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382 { |
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383 H5Tclose (complex_type); |
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384 H5Sclose (space_id); |
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385 H5Dclose (data_hid); |
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386 return false; |
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387 } |
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388 |
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389 // complex scalar: |
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390 FloatComplex ctmp; |
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391 if (H5Dread (data_hid, complex_type, octave_H5S_ALL, octave_H5S_ALL, |
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392 octave_H5P_DEFAULT, &ctmp) |
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393 >= 0) |
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394 { |
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395 retval = true; |
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396 scalar = ctmp; |
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397 } |
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398 |
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399 H5Tclose (complex_type); |
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400 H5Sclose (space_id); |
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401 H5Dclose (data_hid); |
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402 |
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403 #else |
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404 octave_unused_parameter (loc_id); |
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405 octave_unused_parameter (name); |
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406 |
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407 warn_load ("hdf5"); |
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408 #endif |
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409 |
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410 return retval; |
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411 } |
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412 |
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413 mxArray * |
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414 octave_float_complex::as_mxArray (void) const |
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415 { |
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416 mxArray *retval = new mxArray (mxSINGLE_CLASS, 1, 1, mxCOMPLEX); |
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417 |
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418 float *pr = static_cast<float *> (retval->get_data ()); |
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419 float *pi = static_cast<float *> (retval->get_imag_data ()); |
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420 |
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421 pr[0] = scalar.real (); |
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422 pi[0] = scalar.imag (); |
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423 |
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424 return retval; |
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425 } |
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426 |
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427 octave_value |
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428 octave_float_complex::map (unary_mapper_t umap) const |
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429 { |
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430 switch (umap) |
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431 { |
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432 #define SCALAR_MAPPER(UMAP, FCN) \ |
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433 case umap_ ## UMAP: \ |
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434 return octave_value (FCN (scalar)) |
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435 |
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436 SCALAR_MAPPER (abs, std::abs); |
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437 SCALAR_MAPPER (acos, octave::math::acos); |
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438 SCALAR_MAPPER (acosh, octave::math::acosh); |
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439 SCALAR_MAPPER (angle, std::arg); |
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440 SCALAR_MAPPER (arg, std::arg); |
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441 SCALAR_MAPPER (asin, octave::math::asin); |
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442 SCALAR_MAPPER (asinh, octave::math::asinh); |
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443 SCALAR_MAPPER (atan, octave::math::atan); |
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444 SCALAR_MAPPER (atanh, octave::math::atanh); |
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445 SCALAR_MAPPER (erf, octave::math::erf); |
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446 SCALAR_MAPPER (erfc, octave::math::erfc); |
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447 SCALAR_MAPPER (erfcx, octave::math::erfcx); |
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448 SCALAR_MAPPER (erfi, octave::math::erfi); |
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449 SCALAR_MAPPER (dawson, octave::math::dawson); |
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450 SCALAR_MAPPER (ceil, octave::math::ceil); |
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451 SCALAR_MAPPER (conj, std::conj); |
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452 SCALAR_MAPPER (cos, std::cos); |
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453 SCALAR_MAPPER (cosh, std::cosh); |
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454 SCALAR_MAPPER (exp, std::exp); |
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455 SCALAR_MAPPER (expm1, octave::math::expm1); |
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456 SCALAR_MAPPER (fix, octave::math::fix); |
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457 SCALAR_MAPPER (floor, octave::math::floor); |
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458 SCALAR_MAPPER (imag, std::imag); |
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459 SCALAR_MAPPER (log, std::log); |
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460 SCALAR_MAPPER (log2, octave::math::log2); |
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461 SCALAR_MAPPER (log10, std::log10); |
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462 SCALAR_MAPPER (log1p, octave::math::log1p); |
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463 SCALAR_MAPPER (real, std::real); |
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464 SCALAR_MAPPER (round, octave::math::round); |
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465 SCALAR_MAPPER (roundb, octave::math::roundb); |
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466 SCALAR_MAPPER (signum, octave::math::signum); |
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467 SCALAR_MAPPER (sin, std::sin); |
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468 SCALAR_MAPPER (sinh, std::sinh); |
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469 SCALAR_MAPPER (sqrt, std::sqrt); |
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470 SCALAR_MAPPER (tan, std::tan); |
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471 SCALAR_MAPPER (tanh, std::tanh); |
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472 SCALAR_MAPPER (isfinite, octave::math::isfinite); |
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473 SCALAR_MAPPER (isinf, octave::math::isinf); |
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474 SCALAR_MAPPER (isna, octave::math::is_NA); |
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475 SCALAR_MAPPER (isnan, octave::math::isnan); |
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476 |
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477 default: |
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478 return octave_base_value::map (umap); |
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479 } |
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480 } |