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1 /* |
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2 |
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3 Copyright (C) 2004 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 2, or (at your option) any |
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10 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, write to the Free |
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19 Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
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20 02110-1301, USA. |
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21 |
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22 */ |
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23 |
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24 #include <cstdlib> |
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25 |
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26 #include <iostream> |
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27 #include <string> |
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28 |
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29 #include "mx-base.h" |
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30 #include "oct-alloc.h" |
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31 #include "so-array.h" |
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32 #include "str-vec.h" |
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33 |
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34 #include "error.h" |
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35 #include "oct-stream.h" |
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36 #include "ov-base.h" |
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37 #include "ov-base-int.h" |
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38 #include "ov-typeinfo.h" |
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39 #include "gripes.h" |
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40 |
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41 class |
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42 OCTINTERP_API |
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43 OCTAVE_VALUE_INT_MATRIX_T |
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44 : public octave_base_int_matrix<OCTAVE_INT_NDARRAY_T> |
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45 { |
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46 public: |
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47 |
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48 OCTAVE_VALUE_INT_MATRIX_T (void) |
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49 : octave_base_int_matrix<OCTAVE_INT_NDARRAY_T> () { } |
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50 |
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51 OCTAVE_VALUE_INT_MATRIX_T (const OCTAVE_INT_NDARRAY_T& nda) |
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52 : octave_base_int_matrix<OCTAVE_INT_NDARRAY_T> (nda) { } |
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53 |
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54 ~OCTAVE_VALUE_INT_MATRIX_T (void) { } |
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55 |
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56 octave_base_value *clone (void) const |
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57 { return new OCTAVE_VALUE_INT_MATRIX_T (*this); } |
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58 |
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59 octave_base_value *empty_clone (void) const |
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60 { return new OCTAVE_VALUE_INT_MATRIX_T (); } |
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61 |
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62 bool OCTAVE_TYPE_PREDICATE_FUNCTION (void) const { return true; } |
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63 |
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64 bool is_integer_type (void) const { return true; } |
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65 |
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66 int8NDArray |
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67 int8_array_value (void) const { return int8NDArray (matrix); } |
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68 |
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69 int16NDArray |
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70 int16_array_value (void) const { return int16NDArray (matrix); } |
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71 |
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72 int32NDArray |
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73 int32_array_value (void) const { return int32NDArray (matrix); } |
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74 |
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75 int64NDArray |
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76 int64_array_value (void) const { return int64NDArray (matrix); } |
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77 |
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78 uint8NDArray |
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79 uint8_array_value (void) const { return uint8NDArray (matrix); } |
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80 |
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81 uint16NDArray |
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82 uint16_array_value (void) const { return uint16NDArray (matrix); } |
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83 |
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84 uint32NDArray |
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85 uint32_array_value (void) const { return uint32NDArray (matrix); } |
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86 |
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87 uint64NDArray |
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88 uint64_array_value (void) const { return uint64NDArray (matrix); } |
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89 |
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90 double |
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91 double_value (bool = false) const |
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92 { |
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93 double retval = lo_ieee_nan_value (); |
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94 |
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95 if (numel () > 0) |
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96 { |
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97 gripe_implicit_conversion ("Octave:array-as-scalar", |
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98 type_name (), "real scalar"); |
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99 |
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100 retval = double (matrix(0)); |
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101 } |
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102 else |
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103 gripe_invalid_conversion (type_name (), "real scalar"); |
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104 |
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105 return retval; |
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106 |
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107 } |
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108 |
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109 double scalar_value (bool = false) const { return double_value (); } |
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110 |
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111 Matrix |
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112 matrix_value (bool = false) const |
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113 { |
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114 Matrix retval; |
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115 dim_vector dv = dims (); |
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116 if (dv.length () > 2) |
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117 error ("invalid conversion of %s to Matrix", type_name().c_str ()); |
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118 else |
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119 { |
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120 retval = Matrix (dv(0), dv(1)); |
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121 double *vec = retval.fortran_vec (); |
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122 octave_idx_type nel = matrix.numel (); |
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123 for (octave_idx_type i = 0; i < nel; i++) |
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124 vec[i] = double (matrix(i)); |
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125 } |
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126 return retval; |
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127 } |
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128 |
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129 ComplexMatrix |
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130 complex_matrix_value (bool = false) const |
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131 { |
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132 ComplexMatrix retval; |
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133 dim_vector dv = dims(); |
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134 if (dv.length () > 2) |
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135 error ("invalid conversion of %s to Matrix", type_name().c_str ()); |
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136 else |
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137 { |
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138 retval = ComplexMatrix (dv(0), dv(1)); |
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139 Complex *vec = retval.fortran_vec (); |
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140 octave_idx_type nel = matrix.numel (); |
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141 for (octave_idx_type i = 0; i < nel; i++) |
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142 vec[i] = Complex (double (matrix(i))); |
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143 } |
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144 return retval; |
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145 } |
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146 |
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147 NDArray |
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148 array_value (bool = false) const |
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149 { |
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150 NDArray retval (matrix.dims ()); |
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151 double *vec = retval.fortran_vec (); |
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152 octave_idx_type nel = matrix.numel (); |
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153 for (octave_idx_type i = 0; i < nel; i++) |
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154 vec[i] = double (matrix(i)); |
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155 return retval; |
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156 } |
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157 |
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158 ComplexNDArray |
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159 complex_array_value (bool = false) const |
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160 { |
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161 ComplexNDArray retval (matrix.dims ()); |
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162 Complex *vec = retval.fortran_vec (); |
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163 octave_idx_type nel = matrix.numel (); |
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164 for (octave_idx_type i = 0; i < nel; i++) |
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165 vec[i] = Complex (double (matrix(i))); |
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166 return retval; |
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167 } |
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168 |
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169 boolNDArray |
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170 bool_array_value (bool warn = false) const |
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171 { |
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172 boolNDArray retval (dims ()); |
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173 |
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174 octave_idx_type nel = numel (); |
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175 |
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176 if (warn && matrix.any_element_not_one_or_zero ()) |
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177 gripe_logical_conversion (); |
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178 |
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179 bool *vec = retval.fortran_vec (); |
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180 for (octave_idx_type i = 0; i < nel; i++) |
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181 vec[i] = static_cast<bool> (matrix(i)); |
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182 |
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183 return retval; |
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184 } |
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185 |
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186 charNDArray |
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187 char_array_value (bool = false) const |
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188 { |
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189 charNDArray retval (dims ()); |
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190 |
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191 octave_idx_type nel = numel (); |
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192 |
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193 char *vec = retval.fortran_vec (); |
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194 for (octave_idx_type i = 0; i < nel; i++) |
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195 vec[i] = static_cast<char> (matrix(i)); |
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196 |
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197 return retval; |
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198 } |
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199 |
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200 void increment (void) { matrix += 1; } |
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201 |
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202 void decrement (void) { matrix -= 1; } |
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203 |
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204 idx_vector index_vector (void) const { return idx_vector (matrix); } |
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205 |
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206 int write (octave_stream& os, int block_size, |
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207 oct_data_conv::data_type output_type, int skip, |
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208 oct_mach_info::float_format flt_fmt) const |
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209 { return os.write (matrix, block_size, output_type, skip, flt_fmt); } |
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210 |
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211 mxArray *as_mxArray (void) const |
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212 { |
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213 mxArray *retval = new mxArray (OCTAVE_INT_MX_CLASS, dims (), mxREAL); |
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214 |
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215 OCTAVE_INT_T::val_type *pr = static_cast<OCTAVE_INT_T::val_type *> (retval->get_data ()); |
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216 |
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217 mwSize nel = numel (); |
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218 |
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219 const OCTAVE_INT_T *p = matrix.data (); |
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220 |
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221 for (mwIndex i = 0; i < nel; i++) |
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222 pr[i] = p[i].value (); |
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223 |
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224 return retval; |
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225 } |
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226 |
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227 private: |
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228 |
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229 DECLARE_OCTAVE_ALLOCATOR |
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230 |
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231 DECLARE_OV_TYPEID_FUNCTIONS_AND_DATA |
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232 }; |
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233 |
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234 class |
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235 OCTINTERP_API |
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236 OCTAVE_VALUE_INT_SCALAR_T |
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237 : public octave_base_int_scalar<OCTAVE_INT_T> |
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238 { |
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239 public: |
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240 |
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241 OCTAVE_VALUE_INT_SCALAR_T (void) |
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242 : octave_base_int_scalar<OCTAVE_INT_T> () { } |
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243 |
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244 OCTAVE_VALUE_INT_SCALAR_T (const OCTAVE_INT_T& nda) |
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245 : octave_base_int_scalar<OCTAVE_INT_T> (nda) { } |
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246 |
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247 ~OCTAVE_VALUE_INT_SCALAR_T (void) { } |
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248 |
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249 octave_base_value *clone (void) const |
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250 { return new OCTAVE_VALUE_INT_SCALAR_T (*this); } |
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251 |
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252 octave_base_value *empty_clone (void) const |
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253 { return new OCTAVE_VALUE_INT_SCALAR_T (); } |
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254 |
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255 octave_value do_index_op (const octave_value_list& idx, |
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256 bool resize_ok = false) |
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257 { |
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258 octave_value retval; |
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259 |
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260 if (idx.valid_scalar_indices ()) |
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261 retval = scalar; |
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262 else |
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263 { |
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264 // FIXME -- this doesn't solve the problem of |
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265 // |
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266 // a = 1; a([1,1], [1,1], [1,1]) |
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267 // |
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268 // and similar constructions. Hmm... |
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269 |
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270 // FIXME -- using this constructor avoids narrowing the |
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271 // 1x1 matrix back to a scalar value. Need a better solution |
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272 // to this problem. |
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273 |
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274 octave_value tmp |
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275 (new OCTAVE_VALUE_INT_MATRIX_T |
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276 (OCTAVE_VALUE_INT_NDARRAY_EXTRACTOR_FUNCTION ())); |
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277 |
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278 retval = tmp.do_index_op (idx, resize_ok); |
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279 } |
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280 |
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281 return retval; |
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282 } |
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283 |
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284 bool OCTAVE_TYPE_PREDICATE_FUNCTION (void) const { return true; } |
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285 |
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286 bool is_integer_type (void) const { return true; } |
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287 |
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288 octave_int8 |
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289 int8_scalar_value (void) const { return octave_int8 (scalar); } |
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290 |
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291 octave_int16 |
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292 int16_scalar_value (void) const { return octave_int16 (scalar); } |
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293 |
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294 octave_int32 |
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295 int32_scalar_value (void) const { return octave_int32 (scalar); } |
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296 |
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297 octave_int64 |
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298 int64_scalar_value (void) const { return octave_int64 (scalar); } |
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299 |
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300 octave_uint8 |
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301 uint8_scalar_value (void) const { return octave_uint8 (scalar); } |
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302 |
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303 octave_uint16 |
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304 uint16_scalar_value (void) const { return octave_uint16 (scalar); } |
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305 |
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306 octave_uint32 |
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307 uint32_scalar_value (void) const { return octave_uint32 (scalar); } |
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308 |
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309 octave_uint64 |
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310 uint64_scalar_value (void) const { return octave_uint64 (scalar); } |
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311 |
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312 int8NDArray |
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313 int8_array_value (void) const |
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314 { return int8NDArray (dim_vector (1, 1), scalar); } |
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315 |
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316 int16NDArray |
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317 int16_array_value (void) const |
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318 { return int16NDArray (dim_vector (1, 1), scalar); } |
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319 |
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320 int32NDArray |
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321 int32_array_value (void) const |
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322 { return int32NDArray (dim_vector (1, 1), scalar); } |
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323 |
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324 int64NDArray |
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325 int64_array_value (void) const |
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326 { return int64NDArray (dim_vector (1, 1), scalar); } |
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327 |
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328 uint8NDArray |
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329 uint8_array_value (void) const |
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330 { return uint8NDArray (dim_vector (1, 1), scalar); } |
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331 |
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332 uint16NDArray |
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333 uint16_array_value (void) const |
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334 { return uint16NDArray (dim_vector (1, 1), scalar); } |
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335 |
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336 uint32NDArray |
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337 uint32_array_value (void) const |
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338 { return uint32NDArray (dim_vector (1, 1), scalar); } |
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339 |
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340 uint64NDArray |
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341 uint64_array_value (void) const |
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342 { return uint64NDArray (dim_vector (1, 1), scalar); } |
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343 |
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344 octave_value resize (const dim_vector& dv, bool fill = false) const |
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345 { |
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346 if (fill) |
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347 { |
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348 OCTAVE_INT_NDARRAY_T retval (dv, 0); |
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349 if (dv.numel()) |
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350 retval(0) = scalar; |
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351 return retval; |
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352 } |
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353 else |
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354 { |
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355 OCTAVE_INT_NDARRAY_T retval (dv); |
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356 if (dv.numel()) |
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357 retval(0) = scalar; |
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358 return retval; |
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359 } |
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360 } |
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361 |
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362 double double_value (bool = false) const { return double (scalar); } |
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363 |
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364 double scalar_value (bool = false) const { return double (scalar); } |
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365 |
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366 |
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367 Matrix |
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368 matrix_value (bool = false) const |
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369 { |
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370 Matrix retval (1, 1); |
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371 retval(0,0) = double (scalar); |
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372 return retval; |
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373 } |
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374 |
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375 ComplexMatrix |
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376 complex_matrix_value (bool = false) const |
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377 { |
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378 ComplexMatrix retval (1, 1); |
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379 retval(0,0) = Complex (double (scalar)); |
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380 return retval; |
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381 } |
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382 |
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383 |
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384 NDArray |
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385 array_value (bool = false) const |
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386 { |
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387 NDArray retval (dim_vector (1, 1)); |
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388 retval(0) = double (scalar); |
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389 return retval; |
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390 } |
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391 |
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392 ComplexNDArray |
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393 complex_array_value (bool = false) const |
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394 { |
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395 ComplexNDArray retval (dim_vector (1, 1)); |
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396 retval(0) = Complex (double (scalar)); |
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397 return retval; |
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398 } |
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399 |
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5898
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400 boolNDArray |
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5943
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401 bool_array_value (bool warn = false) const |
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5898
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402 { |
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403 boolNDArray retval (dim_vector (1, 1)); |
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5943
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404 |
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405 if (warn && scalar != 0.0 && scalar != 1.0) |
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406 gripe_logical_conversion (); |
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407 |
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6214
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408 retval(0) = static_cast<bool> (scalar); |
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409 |
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5898
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410 return retval; |
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411 } |
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412 |
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413 charNDArray |
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414 char_array_value (bool = false) const |
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415 { |
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416 charNDArray retval (dim_vector (1, 1)); |
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6214
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417 retval(0) = static_cast<char> (scalar); |
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418 return retval; |
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419 } |
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420 |
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5829
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421 void increment (void) { scalar += 1; } |
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422 |
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423 void decrement (void) { scalar -= 1; } |
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424 |
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4938
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425 idx_vector index_vector (void) const { return idx_vector (scalar); } |
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426 |
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4944
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427 int write (octave_stream& os, int block_size, |
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5275
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428 oct_data_conv::data_type output_type, octave_idx_type skip, |
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4944
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429 oct_mach_info::float_format flt_fmt) const |
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430 { |
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431 return os.write (OCTAVE_VALUE_INT_NDARRAY_EXTRACTOR_FUNCTION (), |
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432 block_size, output_type, skip, flt_fmt); |
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433 } |
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434 |
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5900
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435 // Unsafe. This function exists to support the MEX interface. |
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436 // You should not use it anywhere else. |
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437 void *mex_get_data (void) const { return scalar.mex_get_data (); } |
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438 |
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439 mxArray *as_mxArray (void) const |
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440 { |
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441 mxArray *retval = new mxArray (OCTAVE_INT_MX_CLASS, 1, 1, mxREAL); |
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442 |
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443 OCTAVE_INT_T::val_type *pr = static_cast<OCTAVE_INT_T::val_type *> (retval->get_data ()); |
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444 |
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445 pr[0] = scalar.value (); |
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446 |
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447 return retval; |
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448 } |
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449 |
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4904
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450 private: |
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451 |
|
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452 DECLARE_OCTAVE_ALLOCATOR |
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453 |
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454 DECLARE_OV_TYPEID_FUNCTIONS_AND_DATA |
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455 }; |
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456 |
|
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457 /* |
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458 ;;; Local Variables: *** |
|
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459 ;;; mode: C++ *** |
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460 ;;; End: *** |
|
|
461 */ |
