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annotate libinterp/octave-value/ov-flt-complex.cc @ 21231:5f318c8ec634

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eliminate feature tests from lo-specfun.h * lo-specfun.h, lo-specfun.cc (xacosh, xasinh, xatanh, xerf, xerfc xexpm1, xlog1p, xcbrt): Rename to have 'x' prefix. Conditionally define in .cc file. Change all uses Move complex versions of acosh, asinh, and atanh functions here.
author John W. Eaton <jwe@octave.org>
date Tue, 09 Feb 2016 04:15:50 -0500
parents 2cf8bc5c7017
children 40de9f8f23a6
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /*
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2
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4197fc428c7d maint: Update copyright notices for 2015.
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3 Copyright (C) 1996-2015 John W. Eaton
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4
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5 This file is part of Octave.
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6
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7 Octave is free software; you can redistribute it and/or modify it
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8 under the terms of the GNU General Public License as published by the
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9 Free Software Foundation; either version 3 of the License, or (at your
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10 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 WITHOUT
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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15 for more details.
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16
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17 You should have received a copy of the GNU General Public License
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18 along with Octave; see the file COPYING. If not, 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 #ifdef 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 template class octave_base_scalar<FloatComplex>;
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53
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54
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55 DEFINE_OV_TYPEID_FUNCTIONS_AND_DATA (octave_float_complex,
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56 "float complex scalar", "single");
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57
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58 octave_base_value *
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59 octave_float_complex::try_narrowing_conversion (void)
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60 {
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61 octave_base_value *retval = 0;
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62
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63 float im = std::imag (scalar);
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64
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65 if (im == 0.0)
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66 retval = new octave_float_scalar (std::real (scalar));
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67
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68 return retval;
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69 }
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70
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71 octave_value
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72 octave_float_complex::do_index_op (const octave_value_list& idx, bool resize_ok)
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73 {
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74 // FIXME: this doesn't solve the problem of
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75 //
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76 // a = i; a([1,1], [1,1], [1,1])
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77 //
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78 // and similar constructions. Hmm...
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79
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80 // FIXME: using this constructor avoids narrowing the
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81 // 1x1 matrix back to a scalar value. Need a better solution
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82 // to this problem.
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83
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84 octave_value tmp (new octave_float_complex_matrix (
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85 float_complex_matrix_value ()));
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86
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87 return tmp.do_index_op (idx, resize_ok);
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88 }
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89
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90 double
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91 octave_float_complex::double_value (bool force_conversion) const
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92 {
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93 double retval;
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94
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95 if (! force_conversion)
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96 warn_implicit_conversion ("Octave:imag-to-real",
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97 "complex scalar", "real scalar");
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98
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99 retval = std::real (scalar);
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100
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101 return retval;
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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 float retval;
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108
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109 if (! force_conversion)
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110 warn_implicit_conversion ("Octave:imag-to-real",
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111 "complex scalar", "real scalar");
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112
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113 retval = std::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 Matrix
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119 octave_float_complex::matrix_value (bool force_conversion) const
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120 {
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121 Matrix retval;
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122
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123 if (! force_conversion)
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124 warn_implicit_conversion ("Octave:imag-to-real",
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125 "complex scalar", "real matrix");
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126
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127 retval = Matrix (1, 1, std::real (scalar));
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128
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129 return retval;
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130 }
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131
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132 FloatMatrix
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133 octave_float_complex::float_matrix_value (bool force_conversion) const
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134 {
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135 FloatMatrix retval;
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136
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137 if (! force_conversion)
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138 warn_implicit_conversion ("Octave:imag-to-real",
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139 "complex scalar", "real matrix");
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140
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141 retval = FloatMatrix (1, 1, std::real (scalar));
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142
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143 return retval;
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144 }
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145
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146 NDArray
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147 octave_float_complex::array_value (bool force_conversion) const
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148 {
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149 NDArray retval;
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150
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151 if (! force_conversion)
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152 warn_implicit_conversion ("Octave:imag-to-real",
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153 "complex scalar", "real matrix");
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154
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155 retval = NDArray (dim_vector (1, 1), std::real (scalar));
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156
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157 return retval;
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158 }
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159
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160 FloatNDArray
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161 octave_float_complex::float_array_value (bool force_conversion) const
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162 {
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163 FloatNDArray retval;
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164
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165 if (! force_conversion)
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166 warn_implicit_conversion ("Octave:imag-to-real",
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167 "complex scalar", "real matrix");
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168
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169 retval = FloatNDArray (dim_vector (1, 1), std::real (scalar));
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170
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171 return retval;
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172 }
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173
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174 Complex
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175 octave_float_complex::complex_value (bool) const
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176 {
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177 return scalar;
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178 }
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179
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180 FloatComplex
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181 octave_float_complex::float_complex_value (bool) const
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182 {
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183 return static_cast<FloatComplex> (scalar);
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184 }
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185
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186 ComplexMatrix
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187 octave_float_complex::complex_matrix_value (bool) const
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188 {
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189 return ComplexMatrix (1, 1, scalar);
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190 }
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191
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192 FloatComplexMatrix
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193 octave_float_complex::float_complex_matrix_value (bool) const
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194 {
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195 return FloatComplexMatrix (1, 1, scalar);
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196 }
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197
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198 ComplexNDArray
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199 octave_float_complex::complex_array_value (bool /* force_conversion */) const
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200 {
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201 return ComplexNDArray (dim_vector (1, 1), scalar);
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202 }
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203
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204 FloatComplexNDArray
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205 octave_float_complex::float_complex_array_value (bool /* force_conversion */) const
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206 {
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207 return FloatComplexNDArray (dim_vector (1, 1), scalar);
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208 }
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209
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210 octave_value
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211 octave_float_complex::resize (const dim_vector& dv, bool fill) const
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212 {
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213 if (fill)
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214 {
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215 FloatComplexNDArray retval (dv, FloatComplex (0));
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216
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217 if (dv.numel ())
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218 retval(0) = scalar;
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219
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220 return retval;
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221 }
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222 else
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223 {
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224 FloatComplexNDArray retval (dv);
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225
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226 if (dv.numel ())
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227 retval(0) = scalar;
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228
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229 return retval;
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230 }
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231 }
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232
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233 octave_value
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234 octave_float_complex::diag (octave_idx_type m, octave_idx_type n) const
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235 {
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236 return
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237 FloatComplexDiagMatrix (Array<FloatComplex> (dim_vector (1, 1), scalar),
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238 m, n);
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239 }
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240
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241 bool
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242 octave_float_complex::save_ascii (std::ostream& os)
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243 {
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244 FloatComplex c = float_complex_value ();
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245
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246 octave_write_float_complex (os, c);
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247
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248 os << "\n";
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249
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250 return true;
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251 }
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252
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253 bool
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254 octave_float_complex::load_ascii (std::istream& is)
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255 {
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256 scalar = octave_read_value<FloatComplex> (is);
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257
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258 if (! is)
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259 error ("load: failed to load complex scalar constant");
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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
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265 bool
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266 octave_float_complex::save_binary (std::ostream& os, bool& /* save_as_floats */)
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267 {
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268 char tmp = static_cast<char> (LS_FLOAT);
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269 os.write (reinterpret_cast<char *> (&tmp), 1);
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270 FloatComplex ctmp = float_complex_value ();
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271 os.write (reinterpret_cast<char *> (&ctmp), 8);
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272
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273 return true;
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274 }
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275
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276 bool
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277 octave_float_complex::load_binary (std::istream& is, bool swap,
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278 oct_mach_info::float_format fmt)
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279 {
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280 char tmp;
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281 if (! is.read (reinterpret_cast<char *> (&tmp), 1))
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282 return false;
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283
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284 FloatComplex ctmp;
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285 read_floats (is, reinterpret_cast<float *> (&ctmp),
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286 static_cast<save_type> (tmp), 2, swap, fmt);
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287
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288 if (! is)
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289 return false;
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290
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291 scalar = ctmp;
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292 return true;
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293 }
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294
19863
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295 bool
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296 octave_float_complex::save_hdf5 (octave_hdf5_id loc_id, const char *name,
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297 bool /* save_as_floats */)
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298 {
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299 bool retval = false;
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300
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301 #if defined (HAVE_HDF5)
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302
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303 hsize_t dimens[3];
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304 hid_t space_hid, type_hid, data_hid;
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305 space_hid = type_hid = data_hid = -1;
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306
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307 space_hid = H5Screate_simple (0, dimens, 0);
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308 if (space_hid < 0)
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309 return false;
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310
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311 type_hid = hdf5_make_complex_type (H5T_NATIVE_FLOAT);
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312 if (type_hid < 0)
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313 {
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314 H5Sclose (space_hid);
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315 return false;
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316 }
21211
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317 #if defined (HAVE_HDF5_18)
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318 data_hid = H5Dcreate (loc_id, name, type_hid, space_hid,
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319 octave_H5P_DEFAULT, octave_H5P_DEFAULT, octave_H5P_DEFAULT);
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320 #else
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321 data_hid = H5Dcreate (loc_id, name, type_hid, space_hid, octave_H5P_DEFAULT);
9892
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diff changeset
322 #endif
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323 if (data_hid < 0)
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324 {
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325 H5Sclose (space_hid);
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diff changeset
326 H5Tclose (type_hid);
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327 return false;
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328 }
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329
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330 FloatComplex tmp = float_complex_value ();
21022
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331 retval = H5Dwrite (data_hid, type_hid, octave_H5S_ALL, octave_H5S_ALL, octave_H5P_DEFAULT,
10315
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332 &tmp) >= 0;
7789
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333
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334 H5Dclose (data_hid);
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diff changeset
335 H5Tclose (type_hid);
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diff changeset
336 H5Sclose (space_hid);
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337
19863
09ed6f7538dd avoid needing to include hdf5 in public header files (bug #44370, #43180)
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parents: 19861
diff changeset
338 #else
21102
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parents: 21100
diff changeset
339 warn_save ("hdf5");
19863
09ed6f7538dd avoid needing to include hdf5 in public header files (bug #44370, #43180)
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parents: 19861
diff changeset
340 #endif
09ed6f7538dd avoid needing to include hdf5 in public header files (bug #44370, #43180)
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diff changeset
341
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342 return retval;
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343 }
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344
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345 bool
19863
09ed6f7538dd avoid needing to include hdf5 in public header files (bug #44370, #43180)
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346 octave_float_complex::load_hdf5 (octave_hdf5_id loc_id, const char *name)
7789
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347 {
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348 bool retval = false;
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349
09ed6f7538dd avoid needing to include hdf5 in public header files (bug #44370, #43180)
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diff changeset
350 #if defined (HAVE_HDF5)
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351
21211
2cf8bc5c7017 use "#if defined (HAVE_FOO)" instead of "#if HAVE_FOO" for feature tests
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parents: 21200
diff changeset
352 #if defined (HAVE_HDF5_18)
21022
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353 hid_t data_hid = H5Dopen (loc_id, name, octave_H5P_DEFAULT);
9892
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Kacper Kowalik <xarthisius.kk@gmail.com>
parents: 9881
diff changeset
354 #else
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355 hid_t data_hid = H5Dopen (loc_id, name);
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diff changeset
356 #endif
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357 hid_t type_hid = H5Dget_type (data_hid);
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358
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359 hid_t complex_type = hdf5_make_complex_type (H5T_NATIVE_FLOAT);
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360
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diff changeset
361 if (! hdf5_types_compatible (type_hid, complex_type))
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parents:
diff changeset
362 {
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363 H5Tclose (complex_type);
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parents:
diff changeset
364 H5Dclose (data_hid);
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parents:
diff changeset
365 return false;
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parents:
diff changeset
366 }
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367
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368 hid_t space_id = H5Dget_space (data_hid);
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parents:
diff changeset
369 hsize_t rank = H5Sget_simple_extent_ndims (space_id);
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parents:
diff changeset
370
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parents: 11523
diff changeset
371 if (rank != 0)
7789
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parents:
diff changeset
372 {
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parents:
diff changeset
373 H5Tclose (complex_type);
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parents:
diff changeset
374 H5Sclose (space_id);
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parents:
diff changeset
375 H5Dclose (data_hid);
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parents:
diff changeset
376 return false;
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parents:
diff changeset
377 }
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diff changeset
378
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parents:
diff changeset
379 // complex scalar:
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parents:
diff changeset
380 FloatComplex ctmp;
21022
ebc439187d29 avoid old-style cast warnings from HDF5 macros used in C++ sources
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parents: 21013
diff changeset
381 if (H5Dread (data_hid, complex_type, octave_H5S_ALL, octave_H5S_ALL, octave_H5P_DEFAULT,
10315
57a59eae83cc untabify src C++ source files
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parents: 10160
diff changeset
382 &ctmp) >= 0)
7789
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diff changeset
383 {
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parents:
diff changeset
384 retval = true;
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parents:
diff changeset
385 scalar = ctmp;
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parents:
diff changeset
386 }
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parents:
diff changeset
387
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parents:
diff changeset
388 H5Tclose (complex_type);
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parents:
diff changeset
389 H5Sclose (space_id);
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parents:
diff changeset
390 H5Dclose (data_hid);
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parents:
diff changeset
391
19863
09ed6f7538dd avoid needing to include hdf5 in public header files (bug #44370, #43180)
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parents: 19861
diff changeset
392 #else
21102
dfcb9d74b253 Rename local gripe_XXX functions to err_XXX or warn_XXX.
Rik <rik@octave.org>
parents: 21100
diff changeset
393 warn_load ("hdf5");
19863
09ed6f7538dd avoid needing to include hdf5 in public header files (bug #44370, #43180)
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parents: 19861
diff changeset
394 #endif
09ed6f7538dd avoid needing to include hdf5 in public header files (bug #44370, #43180)
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parents: 19861
diff changeset
395
7789
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diff changeset
396 return retval;
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parents:
diff changeset
397 }
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parents:
diff changeset
398
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parents:
diff changeset
399 mxArray *
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diff changeset
400 octave_float_complex::as_mxArray (void) const
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parents:
diff changeset
401 {
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parents:
diff changeset
402 mxArray *retval = new mxArray (mxSINGLE_CLASS, 1, 1, mxCOMPLEX);
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parents:
diff changeset
403
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parents:
diff changeset
404 float *pr = static_cast<float *> (retval->get_data ());
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parents:
diff changeset
405 float *pi = static_cast<float *> (retval->get_imag_data ());
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parents:
diff changeset
406
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parents:
diff changeset
407 pr[0] = std::real (scalar);
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parents:
diff changeset
408 pi[0] = std::imag (scalar);
82be108cc558 First attempt at single precision tyeps
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parents:
diff changeset
409
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parents:
diff changeset
410 return retval;
82be108cc558 First attempt at single precision tyeps
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parents:
diff changeset
411 }
82be108cc558 First attempt at single precision tyeps
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parents:
diff changeset
412
9812
f80c566bc751 improve unary mapper system
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parents: 9469
diff changeset
413 octave_value
f80c566bc751 improve unary mapper system
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parents: 9469
diff changeset
414 octave_float_complex::map (unary_mapper_t umap) const
7789
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parents:
diff changeset
415 {
9812
f80c566bc751 improve unary mapper system
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parents: 9469
diff changeset
416 switch (umap)
f80c566bc751 improve unary mapper system
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parents: 9469
diff changeset
417 {
f80c566bc751 improve unary mapper system
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parents: 9469
diff changeset
418 #define SCALAR_MAPPER(UMAP, FCN) \
f80c566bc751 improve unary mapper system
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parents: 9469
diff changeset
419 case umap_ ## UMAP: \
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parents: 9469
diff changeset
420 return octave_value (FCN (scalar))
7789
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parents:
diff changeset
421
9812
f80c566bc751 improve unary mapper system
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parents: 9469
diff changeset
422 SCALAR_MAPPER (abs, std::abs);
f80c566bc751 improve unary mapper system
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parents: 9469
diff changeset
423 SCALAR_MAPPER (acos, ::acos);
21231
5f318c8ec634 eliminate feature tests from lo-specfun.h
John W. Eaton <jwe@octave.org>
parents: 21211
diff changeset
424 SCALAR_MAPPER (acosh, xacosh);
9812
f80c566bc751 improve unary mapper system
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parents: 9469
diff changeset
425 SCALAR_MAPPER (angle, std::arg);
f80c566bc751 improve unary mapper system
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parents: 9469
diff changeset
426 SCALAR_MAPPER (arg, std::arg);
f80c566bc751 improve unary mapper system
Jaroslav Hajek <highegg@gmail.com>
parents: 9469
diff changeset
427 SCALAR_MAPPER (asin, ::asin);
21231
5f318c8ec634 eliminate feature tests from lo-specfun.h
John W. Eaton <jwe@octave.org>
parents: 21211
diff changeset
428 SCALAR_MAPPER (asinh, xasinh);
9812
f80c566bc751 improve unary mapper system
Jaroslav Hajek <highegg@gmail.com>
parents: 9469
diff changeset
429 SCALAR_MAPPER (atan, ::atan);
21231
5f318c8ec634 eliminate feature tests from lo-specfun.h
John W. Eaton <jwe@octave.org>
parents: 21211
diff changeset
430 SCALAR_MAPPER (atanh, xatanh);
5f318c8ec634 eliminate feature tests from lo-specfun.h
John W. Eaton <jwe@octave.org>
parents: 21211
diff changeset
431 SCALAR_MAPPER (erf, xerf);
5f318c8ec634 eliminate feature tests from lo-specfun.h
John W. Eaton <jwe@octave.org>
parents: 21211
diff changeset
432 SCALAR_MAPPER (erfc, xerfc);
15696
2fac72a256ce Add complex erf,erfc,erfcx,erfi,dawson routines from Faddeeva package.
Steven G. Johnson <stevenj@alum.mit.edu>
parents: 15195
diff changeset
433 SCALAR_MAPPER (erfcx, ::erfcx);
2fac72a256ce Add complex erf,erfc,erfcx,erfi,dawson routines from Faddeeva package.
Steven G. Johnson <stevenj@alum.mit.edu>
parents: 15195
diff changeset
434 SCALAR_MAPPER (erfi, ::erfi);
2fac72a256ce Add complex erf,erfc,erfcx,erfi,dawson routines from Faddeeva package.
Steven G. Johnson <stevenj@alum.mit.edu>
parents: 15195
diff changeset
435 SCALAR_MAPPER (dawson, ::dawson);
9812
f80c566bc751 improve unary mapper system
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diff changeset
436 SCALAR_MAPPER (ceil, ::ceil);
f80c566bc751 improve unary mapper system
Jaroslav Hajek <highegg@gmail.com>
parents: 9469
diff changeset
437 SCALAR_MAPPER (conj, std::conj);
f80c566bc751 improve unary mapper system
Jaroslav Hajek <highegg@gmail.com>
parents: 9469
diff changeset
438 SCALAR_MAPPER (cos, std::cos);
f80c566bc751 improve unary mapper system
Jaroslav Hajek <highegg@gmail.com>
parents: 9469
diff changeset
439 SCALAR_MAPPER (cosh, std::cosh);
f80c566bc751 improve unary mapper system
Jaroslav Hajek <highegg@gmail.com>
parents: 9469
diff changeset
440 SCALAR_MAPPER (exp, std::exp);
21231
5f318c8ec634 eliminate feature tests from lo-specfun.h
John W. Eaton <jwe@octave.org>
parents: 21211
diff changeset
441 SCALAR_MAPPER (expm1, xexpm1);
9812
f80c566bc751 improve unary mapper system
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parents: 9469
diff changeset
442 SCALAR_MAPPER (fix, ::fix);
f80c566bc751 improve unary mapper system
Jaroslav Hajek <highegg@gmail.com>
parents: 9469
diff changeset
443 SCALAR_MAPPER (floor, ::floor);
f80c566bc751 improve unary mapper system
Jaroslav Hajek <highegg@gmail.com>
parents: 9469
diff changeset
444 SCALAR_MAPPER (imag, std::imag);
f80c566bc751 improve unary mapper system
Jaroslav Hajek <highegg@gmail.com>
parents: 9469
diff changeset
445 SCALAR_MAPPER (log, std::log);
f80c566bc751 improve unary mapper system
Jaroslav Hajek <highegg@gmail.com>
parents: 9469
diff changeset
446 SCALAR_MAPPER (log2, xlog2);
f80c566bc751 improve unary mapper system
Jaroslav Hajek <highegg@gmail.com>
parents: 9469
diff changeset
447 SCALAR_MAPPER (log10, std::log10);
21231
5f318c8ec634 eliminate feature tests from lo-specfun.h
John W. Eaton <jwe@octave.org>
parents: 21211
diff changeset
448 SCALAR_MAPPER (log1p, xlog1p);
9812
f80c566bc751 improve unary mapper system
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diff changeset
449 SCALAR_MAPPER (real, std::real);
f80c566bc751 improve unary mapper system
Jaroslav Hajek <highegg@gmail.com>
parents: 9469
diff changeset
450 SCALAR_MAPPER (round, xround);
f80c566bc751 improve unary mapper system
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parents: 9469
diff changeset
451 SCALAR_MAPPER (roundb, xroundb);
f80c566bc751 improve unary mapper system
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parents: 9469
diff changeset
452 SCALAR_MAPPER (signum, ::signum);
f80c566bc751 improve unary mapper system
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parents: 9469
diff changeset
453 SCALAR_MAPPER (sin, std::sin);
f80c566bc751 improve unary mapper system
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parents: 9469
diff changeset
454 SCALAR_MAPPER (sinh, std::sinh);
f80c566bc751 improve unary mapper system
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parents: 9469
diff changeset
455 SCALAR_MAPPER (sqrt, std::sqrt);
f80c566bc751 improve unary mapper system
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parents: 9469
diff changeset
456 SCALAR_MAPPER (tan, std::tan);
f80c566bc751 improve unary mapper system
Jaroslav Hajek <highegg@gmail.com>
parents: 9469
diff changeset
457 SCALAR_MAPPER (tanh, std::tanh);
21013
7f4c6d594e3d Finish renaming mapper function finite to isfinite.
Rik <rik@octave.org>
parents: 20940
diff changeset
458 SCALAR_MAPPER (isfinite, xfinite);
9812
f80c566bc751 improve unary mapper system
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parents: 9469
diff changeset
459 SCALAR_MAPPER (isinf, xisinf);
f80c566bc751 improve unary mapper system
Jaroslav Hajek <highegg@gmail.com>
parents: 9469
diff changeset
460 SCALAR_MAPPER (isna, octave_is_NA);
f80c566bc751 improve unary mapper system
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parents: 9469
diff changeset
461 SCALAR_MAPPER (isnan, xisnan);
7789
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parents:
diff changeset
462
9812
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diff changeset
463 default:
f80c566bc751 improve unary mapper system
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parents: 9469
diff changeset
464 return octave_base_value::map (umap);
f80c566bc751 improve unary mapper system
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parents: 9469
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465 }
f80c566bc751 improve unary mapper system
Jaroslav Hajek <highegg@gmail.com>
parents: 9469
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