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1 /* |
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2 |
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3 Copyright (C) 2004, 2005, 2006, 2007 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 #include <cstdlib> |
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24 |
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25 #include <iostream> |
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26 #include <string> |
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27 |
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28 #include "mx-base.h" |
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29 #include "oct-alloc.h" |
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30 #include "so-array.h" |
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31 #include "str-vec.h" |
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32 |
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33 #include "error.h" |
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34 #include "oct-stream.h" |
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35 #include "ov-base.h" |
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36 #include "ov-base-int.h" |
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37 #include "ov-typeinfo.h" |
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38 #include "gripes.h" |
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39 |
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40 class |
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41 OCTINTERP_API |
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42 OCTAVE_VALUE_INT_MATRIX_T |
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43 : public octave_base_int_matrix<OCTAVE_INT_NDARRAY_T> |
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44 { |
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45 public: |
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46 |
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47 OCTAVE_VALUE_INT_MATRIX_T (void) |
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48 : octave_base_int_matrix<OCTAVE_INT_NDARRAY_T> () { } |
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49 |
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50 OCTAVE_VALUE_INT_MATRIX_T (const OCTAVE_INT_NDARRAY_T& nda) |
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51 : octave_base_int_matrix<OCTAVE_INT_NDARRAY_T> (nda) { } |
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52 |
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53 OCTAVE_VALUE_INT_MATRIX_T (const ArrayN<OCTAVE_INT_T>& nda) |
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54 : octave_base_int_matrix<OCTAVE_INT_NDARRAY_T> (OCTAVE_INT_NDARRAY_T (nda)) { } |
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55 |
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56 ~OCTAVE_VALUE_INT_MATRIX_T (void) { } |
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57 |
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58 octave_base_value *clone (void) const |
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59 { return new OCTAVE_VALUE_INT_MATRIX_T (*this); } |
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60 |
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61 octave_base_value *empty_clone (void) const |
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62 { return new OCTAVE_VALUE_INT_MATRIX_T (); } |
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63 |
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64 bool OCTAVE_TYPE_PREDICATE_FUNCTION (void) const { return true; } |
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65 |
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66 bool is_integer_type (void) const { return true; } |
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67 |
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68 int8NDArray |
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69 int8_array_value (void) const { return int8NDArray (matrix); } |
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70 |
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71 int16NDArray |
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72 int16_array_value (void) const { return int16NDArray (matrix); } |
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73 |
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74 int32NDArray |
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75 int32_array_value (void) const { return int32NDArray (matrix); } |
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76 |
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77 int64NDArray |
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78 int64_array_value (void) const { return int64NDArray (matrix); } |
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79 |
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80 uint8NDArray |
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81 uint8_array_value (void) const { return uint8NDArray (matrix); } |
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82 |
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83 uint16NDArray |
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84 uint16_array_value (void) const { return uint16NDArray (matrix); } |
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85 |
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86 uint32NDArray |
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87 uint32_array_value (void) const { return uint32NDArray (matrix); } |
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88 |
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89 uint64NDArray |
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90 uint64_array_value (void) const { return uint64NDArray (matrix); } |
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91 |
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92 double |
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93 double_value (bool = false) const |
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94 { |
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95 double retval = lo_ieee_nan_value (); |
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96 |
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97 if (numel () > 0) |
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98 { |
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99 gripe_implicit_conversion ("Octave:array-as-scalar", |
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100 type_name (), "real scalar"); |
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101 |
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102 retval = matrix(0).double_value (); |
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103 } |
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104 else |
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105 gripe_invalid_conversion (type_name (), "real scalar"); |
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106 |
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107 return retval; |
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108 |
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109 } |
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110 |
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111 double scalar_value (bool = false) const { return double_value (); } |
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112 |
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113 Matrix |
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114 matrix_value (bool = false) const |
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115 { |
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116 Matrix retval; |
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117 dim_vector dv = dims (); |
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118 if (dv.length () > 2) |
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119 error ("invalid conversion of %s to Matrix", type_name().c_str ()); |
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120 else |
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121 { |
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122 retval = Matrix (dv(0), dv(1)); |
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123 double *vec = retval.fortran_vec (); |
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124 octave_idx_type nel = matrix.numel (); |
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125 for (octave_idx_type i = 0; i < nel; i++) |
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126 vec[i] = matrix(i).double_value (); |
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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 ComplexMatrix |
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132 complex_matrix_value (bool = false) const |
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133 { |
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134 ComplexMatrix retval; |
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135 dim_vector dv = dims(); |
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136 if (dv.length () > 2) |
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137 error ("invalid conversion of %s to Matrix", type_name().c_str ()); |
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138 else |
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139 { |
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140 retval = ComplexMatrix (dv(0), dv(1)); |
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141 Complex *vec = retval.fortran_vec (); |
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142 octave_idx_type nel = matrix.numel (); |
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143 for (octave_idx_type i = 0; i < nel; i++) |
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144 vec[i] = Complex (matrix(i).double_value ()); |
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145 } |
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146 return retval; |
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147 } |
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148 |
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149 NDArray |
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150 array_value (bool = false) const |
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151 { |
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152 NDArray retval (matrix.dims ()); |
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153 double *vec = retval.fortran_vec (); |
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154 octave_idx_type nel = matrix.numel (); |
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155 for (octave_idx_type i = 0; i < nel; i++) |
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156 vec[i] = matrix(i).double_value (); |
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157 return retval; |
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158 } |
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159 |
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160 ComplexNDArray |
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161 complex_array_value (bool = false) const |
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162 { |
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163 ComplexNDArray retval (matrix.dims ()); |
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164 Complex *vec = retval.fortran_vec (); |
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165 octave_idx_type nel = matrix.numel (); |
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166 for (octave_idx_type i = 0; i < nel; i++) |
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167 vec[i] = Complex (matrix(i).double_value ()); |
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168 return retval; |
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169 } |
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170 |
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171 boolNDArray |
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172 bool_array_value (bool warn = false) const |
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173 { |
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174 boolNDArray retval (dims ()); |
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175 |
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176 octave_idx_type nel = numel (); |
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177 |
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178 if (warn && matrix.any_element_not_one_or_zero ()) |
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179 gripe_logical_conversion (); |
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180 |
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181 bool *vec = retval.fortran_vec (); |
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182 for (octave_idx_type i = 0; i < nel; i++) |
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183 vec[i] = matrix(i).bool_value (); |
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184 |
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185 return retval; |
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186 } |
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187 |
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188 charNDArray |
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189 char_array_value (bool = false) const |
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190 { |
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191 charNDArray retval (dims ()); |
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192 |
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193 octave_idx_type nel = numel (); |
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194 |
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195 char *vec = retval.fortran_vec (); |
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196 for (octave_idx_type i = 0; i < nel; i++) |
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197 vec[i] = matrix(i).char_value (); |
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198 |
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199 return retval; |
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200 } |
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201 |
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202 void increment (void) { matrix += 1; } |
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203 |
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204 void decrement (void) { matrix -= 1; } |
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205 |
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206 idx_vector index_vector (void) const { return idx_vector (matrix); } |
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207 |
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208 int write (octave_stream& os, int block_size, |
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209 oct_data_conv::data_type output_type, int skip, |
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210 oct_mach_info::float_format flt_fmt) const |
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211 { return os.write (matrix, block_size, output_type, skip, flt_fmt); } |
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212 |
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213 mxArray *as_mxArray (void) const |
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214 { |
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215 mxArray *retval = new mxArray (OCTAVE_INT_MX_CLASS, dims (), mxREAL); |
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216 |
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217 OCTAVE_INT_T::val_type *pr = static_cast<OCTAVE_INT_T::val_type *> (retval->get_data ()); |
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218 |
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219 mwSize nel = numel (); |
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220 |
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221 const OCTAVE_INT_T *p = matrix.data (); |
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222 |
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223 for (mwIndex i = 0; i < nel; i++) |
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224 pr[i] = p[i].value (); |
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225 |
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226 return retval; |
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227 } |
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228 |
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229 private: |
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230 |
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231 DECLARE_OCTAVE_ALLOCATOR |
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232 |
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233 DECLARE_OV_TYPEID_FUNCTIONS_AND_DATA |
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234 }; |
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235 |
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236 class |
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237 OCTINTERP_API |
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238 OCTAVE_VALUE_INT_SCALAR_T |
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239 : public octave_base_int_scalar<OCTAVE_INT_T> |
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240 { |
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241 public: |
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242 |
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243 OCTAVE_VALUE_INT_SCALAR_T (void) |
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244 : octave_base_int_scalar<OCTAVE_INT_T> () { } |
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245 |
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246 OCTAVE_VALUE_INT_SCALAR_T (const OCTAVE_INT_T& nda) |
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247 : octave_base_int_scalar<OCTAVE_INT_T> (nda) { } |
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248 |
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249 ~OCTAVE_VALUE_INT_SCALAR_T (void) { } |
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250 |
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251 octave_base_value *clone (void) const |
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252 { return new OCTAVE_VALUE_INT_SCALAR_T (*this); } |
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253 |
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254 octave_base_value *empty_clone (void) const |
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255 { return new OCTAVE_VALUE_INT_SCALAR_T (); } |
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256 |
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257 octave_value do_index_op (const octave_value_list& idx, |
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258 bool resize_ok = false) |
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259 { |
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260 octave_value retval; |
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261 |
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262 if (idx.valid_scalar_indices ()) |
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263 retval = scalar; |
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264 else |
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265 { |
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266 // FIXME -- this doesn't solve the problem of |
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267 // |
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268 // a = 1; a([1,1], [1,1], [1,1]) |
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269 // |
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270 // and similar constructions. Hmm... |
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271 |
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272 // FIXME -- using this constructor avoids narrowing the |
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273 // 1x1 matrix back to a scalar value. Need a better solution |
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274 // to this problem. |
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275 |
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276 octave_value tmp |
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277 (new OCTAVE_VALUE_INT_MATRIX_T |
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278 (OCTAVE_VALUE_INT_NDARRAY_EXTRACTOR_FUNCTION ())); |
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279 |
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280 retval = tmp.do_index_op (idx, resize_ok); |
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281 } |
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282 |
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283 return retval; |
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284 } |
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285 |
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286 bool OCTAVE_TYPE_PREDICATE_FUNCTION (void) const { return true; } |
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287 |
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288 bool is_integer_type (void) const { return true; } |
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289 |
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290 octave_int8 |
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291 int8_scalar_value (void) const { return octave_int8 (scalar); } |
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292 |
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293 octave_int16 |
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294 int16_scalar_value (void) const { return octave_int16 (scalar); } |
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295 |
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296 octave_int32 |
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297 int32_scalar_value (void) const { return octave_int32 (scalar); } |
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298 |
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299 octave_int64 |
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300 int64_scalar_value (void) const { return octave_int64 (scalar); } |
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301 |
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302 octave_uint8 |
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303 uint8_scalar_value (void) const { return octave_uint8 (scalar); } |
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304 |
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305 octave_uint16 |
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306 uint16_scalar_value (void) const { return octave_uint16 (scalar); } |
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307 |
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308 octave_uint32 |
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309 uint32_scalar_value (void) const { return octave_uint32 (scalar); } |
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310 |
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311 octave_uint64 |
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312 uint64_scalar_value (void) const { return octave_uint64 (scalar); } |
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313 |
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314 int8NDArray |
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315 int8_array_value (void) const |
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316 { return int8NDArray (dim_vector (1, 1), scalar); } |
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317 |
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318 int16NDArray |
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319 int16_array_value (void) const |
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320 { return int16NDArray (dim_vector (1, 1), scalar); } |
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321 |
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322 int32NDArray |
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323 int32_array_value (void) const |
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324 { return int32NDArray (dim_vector (1, 1), scalar); } |
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325 |
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326 int64NDArray |
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327 int64_array_value (void) const |
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328 { return int64NDArray (dim_vector (1, 1), scalar); } |
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329 |
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330 uint8NDArray |
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331 uint8_array_value (void) const |
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332 { return uint8NDArray (dim_vector (1, 1), scalar); } |
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333 |
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334 uint16NDArray |
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335 uint16_array_value (void) const |
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336 { return uint16NDArray (dim_vector (1, 1), scalar); } |
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337 |
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338 uint32NDArray |
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339 uint32_array_value (void) const |
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340 { return uint32NDArray (dim_vector (1, 1), scalar); } |
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341 |
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342 uint64NDArray |
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343 uint64_array_value (void) const |
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344 { return uint64NDArray (dim_vector (1, 1), scalar); } |
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345 |
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346 octave_value resize (const dim_vector& dv, bool fill = false) const |
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347 { |
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348 if (fill) |
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349 { |
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350 OCTAVE_INT_NDARRAY_T retval (dv, 0); |
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351 if (dv.numel()) |
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352 retval(0) = scalar; |
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353 return retval; |
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354 } |
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355 else |
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356 { |
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357 OCTAVE_INT_NDARRAY_T retval (dv); |
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358 if (dv.numel()) |
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359 retval(0) = scalar; |
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360 return retval; |
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361 } |
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362 } |
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363 |
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364 double double_value (bool = false) const { return scalar.double_value (); } |
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365 |
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366 double scalar_value (bool = false) const { return scalar.double_value (); } |
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367 |
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368 |
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369 Matrix |
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370 matrix_value (bool = false) const |
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371 { |
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372 Matrix retval (1, 1); |
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373 retval(0,0) = scalar.double_value (); |
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374 return retval; |
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375 } |
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376 |
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377 ComplexMatrix |
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378 complex_matrix_value (bool = false) const |
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379 { |
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380 ComplexMatrix retval (1, 1); |
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381 retval(0,0) = Complex (scalar.double_value ()); |
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382 return retval; |
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383 } |
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384 |
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385 |
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386 NDArray |
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387 array_value (bool = false) const |
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388 { |
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389 NDArray retval (dim_vector (1, 1)); |
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390 retval(0) = scalar.double_value (); |
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391 return retval; |
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392 } |
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393 |
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394 ComplexNDArray |
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395 complex_array_value (bool = false) const |
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396 { |
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397 ComplexNDArray retval (dim_vector (1, 1)); |
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398 retval(0) = Complex (scalar.double_value ()); |
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399 return retval; |
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400 } |
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401 |
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402 boolNDArray |
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403 bool_array_value (bool warn = false) const |
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404 { |
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405 boolNDArray retval (dim_vector (1, 1)); |
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406 |
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407 if (warn && scalar != 0.0 && scalar != 1.0) |
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408 gripe_logical_conversion (); |
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409 |
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410 retval(0) = scalar.bool_value (); |
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411 |
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412 return retval; |
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413 } |
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414 |
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415 charNDArray |
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416 char_array_value (bool = false) const |
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417 { |
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418 charNDArray retval (dim_vector (1, 1)); |
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419 retval(0) = scalar.char_value (); |
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420 return retval; |
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421 } |
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422 |
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423 void increment (void) { scalar += 1; } |
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424 |
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425 void decrement (void) { scalar -= 1; } |
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426 |
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427 idx_vector index_vector (void) const { return idx_vector (scalar); } |
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428 |
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429 int write (octave_stream& os, int block_size, |
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430 oct_data_conv::data_type output_type, octave_idx_type skip, |
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431 oct_mach_info::float_format flt_fmt) const |
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432 { |
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433 return os.write (OCTAVE_VALUE_INT_NDARRAY_EXTRACTOR_FUNCTION (), |
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434 block_size, output_type, skip, flt_fmt); |
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435 } |
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436 |
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437 // Unsafe. This function exists to support the MEX interface. |
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438 // You should not use it anywhere else. |
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439 void *mex_get_data (void) const { return scalar.mex_get_data (); } |
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440 |
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441 mxArray *as_mxArray (void) const |
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442 { |
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443 mxArray *retval = new mxArray (OCTAVE_INT_MX_CLASS, 1, 1, mxREAL); |
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444 |
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445 OCTAVE_INT_T::val_type *pr = static_cast<OCTAVE_INT_T::val_type *> (retval->get_data ()); |
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446 |
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447 pr[0] = scalar.value (); |
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448 |
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449 return retval; |
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450 } |
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451 |
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452 private: |
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453 |
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454 DECLARE_OCTAVE_ALLOCATOR |
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455 |
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456 DECLARE_OV_TYPEID_FUNCTIONS_AND_DATA |
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457 }; |
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458 |
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459 /* |
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460 ;;; Local Variables: *** |
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461 ;;; mode: C++ *** |
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462 ;;; End: *** |
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463 */ |