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1 /* |
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2 |
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3 Copyright (C) 2004, 2005, 2006, 2007 David Bateman |
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4 Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004 Andy Adler |
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5 |
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6 This file is part of Octave. |
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7 |
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8 Octave is free software; you can redistribute it and/or modify it |
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9 under the terms of the GNU General Public License as published by the |
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10 Free Software Foundation; either version 3 of the License, or (at your |
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11 option) any later version. |
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12 |
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13 Octave is distributed in the hope that it will be useful, but WITHOUT |
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14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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16 for more details. |
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17 |
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18 You should have received a copy of the GNU General Public License |
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19 along with Octave; see the file COPYING. If not, see |
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20 <http://www.gnu.org/licenses/>. |
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21 |
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22 */ |
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23 |
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24 #ifdef HAVE_CONFIG_H |
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25 #include <config.h> |
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26 #endif |
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27 |
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28 #include <climits> |
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29 |
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30 #include <iostream> |
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31 #include <vector> |
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32 |
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33 #include "ov-base.h" |
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34 #include "ov-scalar.h" |
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35 #include "ov-bool.h" |
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36 #include "ov-bool-mat.h" |
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37 #include "gripes.h" |
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38 #include "ops.h" |
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39 |
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40 #include "ov-re-sparse.h" |
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41 #include "ov-cx-sparse.h" |
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42 #include "ov-bool-sparse.h" |
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43 |
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44 #include "ov-base-sparse.h" |
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45 #include "ov-base-sparse.cc" |
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46 |
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47 template class OCTINTERP_API octave_base_sparse<SparseBoolMatrix>; |
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48 |
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49 DEFINE_OCTAVE_ALLOCATOR (octave_sparse_bool_matrix); |
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50 |
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51 DEFINE_OV_TYPEID_FUNCTIONS_AND_DATA (octave_sparse_bool_matrix, "sparse bool matrix", "logical"); |
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52 |
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53 static octave_base_value * |
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54 default_numeric_conversion_function (const octave_base_value& a) |
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55 { |
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56 CAST_CONV_ARG (const octave_sparse_bool_matrix&); |
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57 |
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58 return new octave_sparse_matrix (SparseMatrix (v.sparse_bool_matrix_value ())); |
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59 } |
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60 |
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61 octave_base_value::type_conv_fcn |
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62 octave_sparse_bool_matrix::numeric_conversion_function (void) const |
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63 { |
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64 return default_numeric_conversion_function; |
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65 } |
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66 |
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67 octave_base_value * |
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68 octave_sparse_bool_matrix::try_narrowing_conversion (void) |
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69 { |
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70 octave_base_value *retval = 0; |
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71 |
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72 if (Vsparse_auto_mutate) |
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73 { |
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74 // Don't use numel, since it can overflow for very large matrices |
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75 // Note that for the second test, this means it becomes approximative |
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76 // since it involves a cast to double to avoid issues of overflow |
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77 if (matrix.rows () == 1 && matrix.cols () == 1) |
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78 { |
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79 // Const copy of the matrix, so the right version of () operator used |
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80 const SparseBoolMatrix tmp (matrix); |
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81 |
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82 retval = new octave_bool (tmp (0)); |
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83 } |
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84 else if (matrix.cols () > 0 && matrix.rows () > 0 && |
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85 double (matrix.byte_size ()) > double (matrix.rows ()) * |
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86 double (matrix.cols ()) * sizeof (bool)) |
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87 retval = new octave_bool_matrix (matrix.matrix_value ()); |
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88 } |
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89 |
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90 return retval; |
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91 } |
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92 |
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93 bool |
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94 octave_sparse_bool_matrix::valid_as_scalar_index (void) const |
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95 { |
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96 // FIXME |
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97 return false; |
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98 } |
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99 |
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100 double |
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101 octave_sparse_bool_matrix::double_value (bool) const |
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102 { |
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103 double retval = lo_ieee_nan_value (); |
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104 |
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105 if (numel () > 0) |
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106 { |
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107 if (numel () > 1) |
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108 gripe_implicit_conversion ("Octave:array-as-scalar", |
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109 "bool sparse matrix", "real scalar"); |
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110 |
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111 retval = matrix (0, 0); |
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112 } |
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113 else |
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114 gripe_invalid_conversion ("bool sparse matrix", "real scalar"); |
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115 |
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116 return retval; |
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117 } |
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118 |
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119 Complex |
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120 octave_sparse_bool_matrix::complex_value (bool) const |
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121 { |
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122 double tmp = lo_ieee_nan_value (); |
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123 |
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124 Complex retval (tmp, tmp); |
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125 |
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126 if (rows () > 0 && columns () > 0) |
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127 { |
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128 if (numel () > 1) |
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129 gripe_implicit_conversion ("Octave:array-as-scalar", |
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130 "bool sparse matrix", "complex scalar"); |
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131 |
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132 retval = matrix (0, 0); |
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133 } |
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134 else |
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135 gripe_invalid_conversion ("bool sparse matrix", "complex scalar"); |
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136 |
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137 return retval; |
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138 } |
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139 |
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140 octave_value |
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141 octave_sparse_bool_matrix::convert_to_str_internal (bool pad, bool force, |
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142 char type) const |
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143 { |
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144 octave_value tmp = octave_value (array_value ()); |
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145 return tmp.convert_to_str (pad, force, type); |
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146 } |
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147 |
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148 // FIXME These are inefficient ways of creating full matrices |
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149 |
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150 Matrix |
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151 octave_sparse_bool_matrix::matrix_value (bool) const |
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152 { |
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153 return Matrix (matrix.matrix_value ()); |
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154 } |
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155 |
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156 ComplexMatrix |
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157 octave_sparse_bool_matrix::complex_matrix_value (bool) const |
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158 { |
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159 return ComplexMatrix (matrix.matrix_value ()); |
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160 } |
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161 |
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162 ComplexNDArray |
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163 octave_sparse_bool_matrix::complex_array_value (bool) const |
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164 { |
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165 return ComplexNDArray (ComplexMatrix (matrix.matrix_value ())); |
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166 } |
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167 |
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168 NDArray |
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169 octave_sparse_bool_matrix::array_value (bool) const |
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170 { |
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171 return NDArray (Matrix(matrix.matrix_value ())); |
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172 } |
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173 |
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174 boolMatrix |
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175 octave_sparse_bool_matrix::bool_matrix_value (bool) const |
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176 { |
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177 return matrix.matrix_value (); |
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178 } |
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179 |
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180 boolNDArray |
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181 octave_sparse_bool_matrix::bool_array_value (bool) const |
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182 { |
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183 return boolNDArray (matrix.matrix_value ()); |
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184 } |
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185 |
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186 |
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187 SparseMatrix |
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188 octave_sparse_bool_matrix::sparse_matrix_value (bool) const |
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189 { |
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190 return SparseMatrix (this->matrix); |
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191 } |
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192 |
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193 SparseComplexMatrix |
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194 octave_sparse_bool_matrix::sparse_complex_matrix_value (bool) const |
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195 { |
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196 return SparseComplexMatrix (this->matrix); |
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197 } |
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198 |
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199 bool |
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200 octave_sparse_bool_matrix::save_binary (std::ostream& os, bool&) |
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201 { |
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202 dim_vector d = this->dims (); |
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203 if (d.length() < 1) |
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204 return false; |
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205 |
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206 // Ensure that additional memory is deallocated |
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207 matrix.maybe_compress (); |
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208 |
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209 int nr = d(0); |
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210 int nc = d(1); |
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211 int nz = nzmax (); |
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212 |
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213 int32_t itmp; |
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214 // Use negative value for ndims to be consistent with other formats |
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215 itmp= -2; |
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216 os.write (reinterpret_cast<char *> (&itmp), 4); |
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217 |
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218 itmp= nr; |
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219 os.write (reinterpret_cast<char *> (&itmp), 4); |
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220 |
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221 itmp= nc; |
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222 os.write (reinterpret_cast<char *> (&itmp), 4); |
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223 |
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224 itmp= nz; |
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225 os.write (reinterpret_cast<char *> (&itmp), 4); |
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226 |
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227 // add one to the printed indices to go from |
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228 // zero-based to one-based arrays |
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229 for (int i = 0; i < nc+1; i++) |
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230 { |
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231 OCTAVE_QUIT; |
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232 itmp = matrix.cidx(i); |
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233 os.write (reinterpret_cast<char *> (&itmp), 4); |
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234 } |
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235 |
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236 for (int i = 0; i < nz; i++) |
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237 { |
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238 OCTAVE_QUIT; |
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239 itmp = matrix.ridx(i); |
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240 os.write (reinterpret_cast<char *> (&itmp), 4); |
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241 } |
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242 |
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243 OCTAVE_LOCAL_BUFFER (char, htmp, nz); |
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244 |
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245 for (int i = 0; i < nz; i++) |
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246 htmp[i] = (matrix.data (i) ? 1 : 0); |
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247 |
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248 os.write (htmp, nz); |
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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_sparse_bool_matrix::load_binary (std::istream& is, bool swap, |
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255 oct_mach_info::float_format /* fmt */) |
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256 { |
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257 int32_t nz, nc, nr, tmp; |
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258 if (! is.read (reinterpret_cast<char *> (&tmp), 4)) |
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259 return false; |
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260 |
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261 if (swap) |
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262 swap_bytes<4> (&tmp); |
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263 |
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264 if (tmp != -2) { |
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265 error("load: only 2D sparse matrices are supported"); |
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266 return false; |
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267 } |
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268 |
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269 if (! is.read (reinterpret_cast<char *> (&nr), 4)) |
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270 return false; |
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271 if (! is.read (reinterpret_cast<char *> (&nc), 4)) |
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272 return false; |
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273 if (! is.read (reinterpret_cast<char *> (&nz), 4)) |
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274 return false; |
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275 |
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276 if (swap) |
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277 { |
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278 swap_bytes<4> (&nr); |
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279 swap_bytes<4> (&nc); |
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280 swap_bytes<4> (&nz); |
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281 } |
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282 |
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283 SparseBoolMatrix m (static_cast<octave_idx_type> (nr), |
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284 static_cast<octave_idx_type> (nc), |
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285 static_cast<octave_idx_type> (nz)); |
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286 |
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287 for (int i = 0; i < nc+1; i++) |
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288 { |
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289 OCTAVE_QUIT; |
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290 if (! is.read (reinterpret_cast<char *> (&tmp), 4)) |
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291 return false; |
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292 if (swap) |
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293 swap_bytes<4> (&tmp); |
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294 m.cidx(i) = tmp; |
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295 } |
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296 |
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297 for (int i = 0; i < nz; i++) |
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298 { |
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299 OCTAVE_QUIT; |
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300 if (! is.read (reinterpret_cast<char *> (&tmp), 4)) |
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301 return false; |
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302 if (swap) |
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303 swap_bytes<4> (&tmp); |
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304 m.ridx(i) = tmp; |
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305 } |
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306 |
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307 if (error_state || ! is) |
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308 return false; |
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309 |
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310 OCTAVE_LOCAL_BUFFER (char, htmp, nz); |
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311 |
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312 if (! is.read (htmp, nz)) |
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313 return false; |
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314 |
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315 for (int i = 0; i < nz; i++) |
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316 m.data(i) = (htmp[i] ? 1 : 0); |
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317 |
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318 matrix = m; |
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319 |
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320 return true; |
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321 } |
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322 |
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323 #if defined (HAVE_HDF5) |
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324 |
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325 bool |
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326 octave_sparse_bool_matrix::save_hdf5 (hid_t loc_id, const char *name, bool) |
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327 { |
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328 dim_vector dv = dims (); |
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329 int empty = save_hdf5_empty (loc_id, name, dv); |
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330 if (empty) |
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331 return (empty > 0); |
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332 |
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333 // Ensure that additional memory is deallocated |
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334 matrix.maybe_compress (); |
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335 |
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336 hid_t group_hid = H5Gcreate (loc_id, name, 0); |
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337 if (group_hid < 0) |
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338 return false; |
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339 |
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340 hid_t space_hid = -1, data_hid = -1; |
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341 bool retval = true; |
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342 SparseBoolMatrix m = sparse_bool_matrix_value (); |
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343 octave_idx_type tmp; |
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344 hsize_t hdims[2]; |
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345 |
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346 space_hid = H5Screate_simple (0, hdims, 0); |
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347 if (space_hid < 0) |
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348 { |
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349 H5Gclose (group_hid); |
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350 return false; |
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351 } |
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352 |
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353 data_hid = H5Dcreate (group_hid, "nr", H5T_NATIVE_IDX, space_hid, |
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354 H5P_DEFAULT); |
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355 if (data_hid < 0) |
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356 { |
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357 H5Sclose (space_hid); |
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358 H5Gclose (group_hid); |
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359 return false; |
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360 } |
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361 |
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362 tmp = m.rows (); |
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363 retval = H5Dwrite (data_hid, H5T_NATIVE_IDX, H5S_ALL, H5S_ALL, H5P_DEFAULT, &tmp) >= 0; |
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364 H5Dclose (data_hid); |
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365 if (!retval) |
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366 { |
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367 H5Sclose (space_hid); |
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368 H5Gclose (group_hid); |
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369 return false; |
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370 } |
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371 |
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372 data_hid = H5Dcreate (group_hid, "nc", H5T_NATIVE_IDX, space_hid, |
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373 H5P_DEFAULT); |
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374 if (data_hid < 0) |
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375 { |
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376 H5Sclose (space_hid); |
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377 H5Gclose (group_hid); |
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378 return false; |
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379 } |
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380 |
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381 tmp = m.cols (); |
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382 retval = H5Dwrite (data_hid, H5T_NATIVE_IDX, H5S_ALL, H5S_ALL, |
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383 H5P_DEFAULT, &tmp) >= 0; |
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384 H5Dclose (data_hid); |
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385 if (!retval) |
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386 { |
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387 H5Sclose (space_hid); |
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388 H5Gclose (group_hid); |
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389 return false; |
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390 } |
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391 |
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392 data_hid = H5Dcreate (group_hid, "nz", H5T_NATIVE_IDX, space_hid, |
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393 H5P_DEFAULT); |
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394 if (data_hid < 0) |
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395 { |
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396 H5Sclose (space_hid); |
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397 H5Gclose (group_hid); |
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398 return false; |
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399 } |
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400 |
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401 tmp = m.nzmax (); |
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402 retval = H5Dwrite (data_hid, H5T_NATIVE_IDX, H5S_ALL, H5S_ALL, |
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403 H5P_DEFAULT, &tmp) >= 0; |
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404 H5Dclose (data_hid); |
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405 if (!retval) |
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406 { |
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407 H5Sclose (space_hid); |
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408 H5Gclose (group_hid); |
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409 return false; |
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410 } |
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411 |
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412 H5Sclose (space_hid); |
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413 |
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414 hdims[0] = m.cols() + 1; |
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415 hdims[1] = 1; |
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416 |
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417 space_hid = H5Screate_simple (2, hdims, 0); |
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418 |
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419 if (space_hid < 0) |
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420 { |
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421 H5Gclose (group_hid); |
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422 return false; |
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423 } |
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424 |
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5351
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425 data_hid = H5Dcreate (group_hid, "cidx", H5T_NATIVE_IDX, space_hid, |
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426 H5P_DEFAULT); |
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427 if (data_hid < 0) |
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428 { |
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429 H5Sclose (space_hid); |
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430 H5Gclose (group_hid); |
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431 return false; |
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432 } |
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433 |
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5351
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434 octave_idx_type * itmp = m.xcidx (); |
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435 retval = H5Dwrite (data_hid, H5T_NATIVE_IDX, H5S_ALL, H5S_ALL, |
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5760
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436 H5P_DEFAULT, itmp) >= 0; |
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437 H5Dclose (data_hid); |
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438 if (!retval) |
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439 { |
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440 H5Sclose (space_hid); |
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441 H5Gclose (group_hid); |
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442 return false; |
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443 } |
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444 |
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445 H5Sclose (space_hid); |
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446 |
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5604
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447 hdims[0] = m.nzmax (); |
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448 hdims[1] = 1; |
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449 |
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450 space_hid = H5Screate_simple (2, hdims, 0); |
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451 |
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452 if (space_hid < 0) |
|
|
453 { |
|
|
454 H5Gclose (group_hid); |
|
|
455 return false; |
|
|
456 } |
|
|
457 |
|
5351
|
458 data_hid = H5Dcreate (group_hid, "ridx", H5T_NATIVE_IDX, space_hid, |
|
5164
|
459 H5P_DEFAULT); |
|
|
460 if (data_hid < 0) |
|
|
461 { |
|
|
462 H5Sclose (space_hid); |
|
|
463 H5Gclose (group_hid); |
|
|
464 return false; |
|
|
465 } |
|
|
466 |
|
|
467 itmp = m.xridx (); |
|
5351
|
468 retval = H5Dwrite (data_hid, H5T_NATIVE_IDX, H5S_ALL, H5S_ALL, |
|
5760
|
469 H5P_DEFAULT, itmp) >= 0; |
|
5164
|
470 H5Dclose (data_hid); |
|
|
471 if (!retval) |
|
|
472 { |
|
|
473 H5Sclose (space_hid); |
|
|
474 H5Gclose (group_hid); |
|
|
475 return false; |
|
|
476 } |
|
|
477 |
|
|
478 data_hid = H5Dcreate (group_hid, "data", H5T_NATIVE_HBOOL, space_hid, |
|
|
479 H5P_DEFAULT); |
|
|
480 if (data_hid < 0) |
|
|
481 { |
|
|
482 H5Sclose (space_hid); |
|
|
483 H5Gclose (group_hid); |
|
|
484 return false; |
|
|
485 } |
|
6276
|
486 |
|
|
487 OCTAVE_LOCAL_BUFFER (hbool_t, htmp, m.nzmax ()); |
|
5604
|
488 for (int i = 0; i < m.nzmax (); i++) |
|
5164
|
489 htmp[i] = m.xdata(i); |
|
|
490 |
|
|
491 retval = H5Dwrite (data_hid, H5T_NATIVE_HBOOL, H5S_ALL, H5S_ALL, |
|
6718
|
492 H5P_DEFAULT, htmp) >= 0; |
|
5164
|
493 H5Dclose (data_hid); |
|
|
494 H5Sclose (space_hid); |
|
|
495 H5Gclose (group_hid); |
|
|
496 |
|
|
497 return retval; |
|
|
498 } |
|
|
499 |
|
|
500 bool |
|
|
501 octave_sparse_bool_matrix::load_hdf5 (hid_t loc_id, const char *name, |
|
|
502 bool /* have_h5giterate_bug */) |
|
|
503 { |
|
5351
|
504 octave_idx_type nr, nc, nz; |
|
5164
|
505 hid_t group_hid, data_hid, space_hid; |
|
|
506 hsize_t rank; |
|
|
507 |
|
|
508 dim_vector dv; |
|
|
509 int empty = load_hdf5_empty (loc_id, name, dv); |
|
|
510 if (empty > 0) |
|
|
511 matrix.resize(dv); |
|
|
512 if (empty) |
|
|
513 return (empty > 0); |
|
|
514 |
|
|
515 group_hid = H5Gopen (loc_id, name); |
|
|
516 if (group_hid < 0 ) return false; |
|
|
517 |
|
|
518 data_hid = H5Dopen (group_hid, "nr"); |
|
|
519 space_hid = H5Dget_space (data_hid); |
|
|
520 rank = H5Sget_simple_extent_ndims (space_hid); |
|
|
521 |
|
|
522 if (rank != 0) |
|
|
523 { |
|
|
524 H5Dclose (data_hid); |
|
|
525 H5Gclose (group_hid); |
|
|
526 return false; |
|
|
527 } |
|
|
528 |
|
5760
|
529 if (H5Dread (data_hid, H5T_NATIVE_IDX, H5S_ALL, H5S_ALL, H5P_DEFAULT, &nr) < 0) |
|
5164
|
530 { |
|
|
531 H5Dclose (data_hid); |
|
|
532 H5Gclose (group_hid); |
|
|
533 return false; |
|
|
534 } |
|
|
535 |
|
|
536 H5Dclose (data_hid); |
|
|
537 |
|
|
538 data_hid = H5Dopen (group_hid, "nc"); |
|
|
539 space_hid = H5Dget_space (data_hid); |
|
|
540 rank = H5Sget_simple_extent_ndims (space_hid); |
|
|
541 |
|
|
542 if (rank != 0) |
|
|
543 { |
|
|
544 H5Dclose (data_hid); |
|
|
545 H5Gclose (group_hid); |
|
|
546 return false; |
|
|
547 } |
|
|
548 |
|
5760
|
549 if (H5Dread (data_hid, H5T_NATIVE_IDX, H5S_ALL, H5S_ALL, H5P_DEFAULT, &nc) < 0) |
|
5164
|
550 { |
|
|
551 H5Dclose (data_hid); |
|
|
552 H5Gclose (group_hid); |
|
|
553 return false; |
|
|
554 } |
|
|
555 |
|
|
556 H5Dclose (data_hid); |
|
|
557 |
|
|
558 data_hid = H5Dopen (group_hid, "nz"); |
|
|
559 space_hid = H5Dget_space (data_hid); |
|
|
560 rank = H5Sget_simple_extent_ndims (space_hid); |
|
|
561 |
|
|
562 if (rank != 0) |
|
|
563 { |
|
|
564 H5Dclose (data_hid); |
|
|
565 H5Gclose (group_hid); |
|
|
566 return false; |
|
|
567 } |
|
|
568 |
|
5760
|
569 if (H5Dread (data_hid, H5T_NATIVE_IDX, H5S_ALL, H5S_ALL, H5P_DEFAULT, &nz) < 0) |
|
5164
|
570 { |
|
|
571 H5Dclose (data_hid); |
|
|
572 H5Gclose (group_hid); |
|
|
573 return false; |
|
|
574 } |
|
|
575 |
|
|
576 H5Dclose (data_hid); |
|
|
577 |
|
5275
|
578 SparseBoolMatrix m (static_cast<octave_idx_type> (nr), |
|
|
579 static_cast<octave_idx_type> (nc), |
|
|
580 static_cast<octave_idx_type> (nz)); |
|
5164
|
581 |
|
|
582 data_hid = H5Dopen (group_hid, "cidx"); |
|
|
583 space_hid = H5Dget_space (data_hid); |
|
|
584 rank = H5Sget_simple_extent_ndims (space_hid); |
|
|
585 |
|
|
586 if (rank != 2) |
|
|
587 { |
|
|
588 H5Sclose (space_hid); |
|
|
589 H5Dclose (data_hid); |
|
|
590 H5Gclose (group_hid); |
|
|
591 return false; |
|
|
592 } |
|
|
593 |
|
|
594 OCTAVE_LOCAL_BUFFER (hsize_t, hdims, rank); |
|
|
595 OCTAVE_LOCAL_BUFFER (hsize_t, maxdims, rank); |
|
|
596 |
|
|
597 H5Sget_simple_extent_dims (space_hid, hdims, maxdims); |
|
|
598 |
|
5322
|
599 if (static_cast<int> (hdims[0]) != nc + 1 || |
|
|
600 static_cast<int> (hdims[1]) != 1) |
|
5164
|
601 { |
|
|
602 H5Sclose (space_hid); |
|
|
603 H5Dclose (data_hid); |
|
|
604 H5Gclose (group_hid); |
|
|
605 return false; |
|
|
606 } |
|
|
607 |
|
5351
|
608 octave_idx_type *itmp = m.xcidx (); |
|
5760
|
609 if (H5Dread (data_hid, H5T_NATIVE_IDX, H5S_ALL, H5S_ALL, H5P_DEFAULT, itmp) < 0) |
|
5164
|
610 { |
|
|
611 H5Sclose (space_hid); |
|
|
612 H5Dclose (data_hid); |
|
|
613 H5Gclose (group_hid); |
|
|
614 return false; |
|
|
615 } |
|
|
616 |
|
|
617 H5Sclose (space_hid); |
|
|
618 H5Dclose (data_hid); |
|
|
619 |
|
|
620 data_hid = H5Dopen (group_hid, "ridx"); |
|
|
621 space_hid = H5Dget_space (data_hid); |
|
|
622 rank = H5Sget_simple_extent_ndims (space_hid); |
|
|
623 |
|
|
624 if (rank != 2) |
|
|
625 { |
|
|
626 H5Sclose (space_hid); |
|
|
627 H5Dclose (data_hid); |
|
|
628 H5Gclose (group_hid); |
|
|
629 return false; |
|
|
630 } |
|
|
631 |
|
|
632 H5Sget_simple_extent_dims (space_hid, hdims, maxdims); |
|
|
633 |
|
5351
|
634 if (static_cast<int> (hdims[0]) != nz || |
|
|
635 static_cast<int> (hdims[1]) != 1) |
|
5164
|
636 { |
|
|
637 H5Sclose (space_hid); |
|
|
638 H5Dclose (data_hid); |
|
|
639 H5Gclose (group_hid); |
|
|
640 return false; |
|
|
641 } |
|
|
642 |
|
|
643 itmp = m.xridx (); |
|
5760
|
644 if (H5Dread (data_hid, H5T_NATIVE_IDX, H5S_ALL, H5S_ALL, H5P_DEFAULT, itmp) < 0) |
|
5164
|
645 { |
|
|
646 H5Sclose (space_hid); |
|
|
647 H5Dclose (data_hid); |
|
|
648 H5Gclose (group_hid); |
|
|
649 return false; |
|
|
650 } |
|
|
651 |
|
|
652 H5Sclose (space_hid); |
|
|
653 H5Dclose (data_hid); |
|
|
654 |
|
|
655 data_hid = H5Dopen (group_hid, "data"); |
|
|
656 space_hid = H5Dget_space (data_hid); |
|
|
657 rank = H5Sget_simple_extent_ndims (space_hid); |
|
|
658 |
|
|
659 if (rank != 2) |
|
|
660 { |
|
|
661 H5Sclose (space_hid); |
|
|
662 H5Dclose (data_hid); |
|
|
663 H5Gclose (group_hid); |
|
|
664 return false; |
|
|
665 } |
|
|
666 |
|
|
667 H5Sget_simple_extent_dims (space_hid, hdims, maxdims); |
|
|
668 |
|
5351
|
669 if (static_cast<int> (hdims[0]) != nz || |
|
|
670 static_cast<int> (hdims[1]) != 1) |
|
5164
|
671 { |
|
|
672 H5Sclose (space_hid); |
|
|
673 H5Dclose (data_hid); |
|
|
674 H5Gclose (group_hid); |
|
|
675 return false; |
|
|
676 } |
|
|
677 |
|
6775
|
678 OCTAVE_LOCAL_BUFFER (hbool_t, htmp, nz); |
|
5164
|
679 bool retval = false; |
|
6718
|
680 if (H5Dread (data_hid, H5T_NATIVE_HBOOL, H5S_ALL, H5S_ALL, H5P_DEFAULT, htmp) >= 0) |
|
5164
|
681 { |
|
|
682 retval = true; |
|
|
683 |
|
|
684 for (int i = 0; i < nz; i++) |
|
|
685 m.xdata(i) = htmp[i]; |
|
|
686 |
|
|
687 matrix = m; |
|
|
688 } |
|
|
689 |
|
|
690 H5Sclose (space_hid); |
|
|
691 H5Dclose (data_hid); |
|
|
692 H5Gclose (group_hid); |
|
|
693 |
|
|
694 return retval; |
|
|
695 } |
|
5900
|
696 |
|
5164
|
697 #endif |
|
|
698 |
|
5900
|
699 mxArray * |
|
|
700 octave_sparse_bool_matrix::as_mxArray (void) const |
|
|
701 { |
|
6686
|
702 mwSize nz = nzmax (); |
|
5903
|
703 mxArray *retval = new mxArray (mxLOGICAL_CLASS, rows (), columns (), |
|
|
704 nz, mxREAL); |
|
|
705 bool *pr = static_cast<bool *> (retval->get_data ()); |
|
6686
|
706 mwIndex *ir = retval->get_ir (); |
|
|
707 mwIndex *jc = retval->get_jc (); |
|
5903
|
708 |
|
6686
|
709 for (mwIndex i = 0; i < nz; i++) |
|
5903
|
710 { |
|
|
711 pr[i] = matrix.data(i); |
|
|
712 ir[i] = matrix.ridx(i); |
|
|
713 } |
|
|
714 |
|
6686
|
715 for (mwIndex i = 0; i < columns () + 1; i++) |
|
5903
|
716 jc[i] = matrix.cidx(i); |
|
|
717 |
|
|
718 return retval; |
|
5900
|
719 } |
|
|
720 |
|
5164
|
721 /* |
|
|
722 ;;; Local Variables: *** |
|
|
723 ;;; mode: C++ *** |
|
|
724 ;;; End: *** |
|
|
725 */ |
