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annotate src/ov-perm.h @ 8870:eea0e1b45ec0

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optimize string manipulation in lookfor
author Jaroslav Hajek <highegg@gmail.com>
date Wed, 25 Feb 2009 10:21:33 +0100
parents 767ed8cc6634
children eb63fbe60fab
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1 /*
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2
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3 Copyright (C) 2008 Jaroslav Hajek <highegg@gmail.com>
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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 #if !defined (octave_perm_matrix_h)
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24 #define octave_perm_matrix_h 1
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25
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26 #include "mx-base.h"
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27 #include "str-vec.h"
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28
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29 #include "ov-base.h"
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30 #include "ov-typeinfo.h"
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31 #include "oct-obj.h"
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32
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33 class
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34 OCTINTERP_API
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35 octave_perm_matrix : public octave_base_value
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36 {
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37 public:
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38 octave_perm_matrix (void) : matrix () { }
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39
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40 octave_perm_matrix (const PermMatrix& p) : matrix (p) { }
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41
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42 octave_base_value *clone (void) const { return new octave_perm_matrix (*this); }
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43 octave_base_value *empty_clone (void) const { return new octave_perm_matrix (); }
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44
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45 type_conv_info numeric_conversion_function (void) const;
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46
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47 type_conv_info numeric_demotion_function (void) const;
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48
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49 octave_base_value *try_narrowing_conversion (void);
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50
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51 size_t byte_size (void) const { return matrix.byte_size (); }
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52
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53 octave_value squeeze (void) const { return matrix; }
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54
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55 octave_value full_value (void) const { return to_dense (); }
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56
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57 octave_value subsref (const std::string& type,
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58 const std::list<octave_value_list>& idx);
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59
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60 octave_value_list subsref (const std::string& type,
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61 const std::list<octave_value_list>& idx, int)
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62 { return subsref (type, idx); }
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63
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64 octave_value do_index_op (const octave_value_list& idx,
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65 bool resize_ok = false);
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66
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67 dim_vector dims (void) const { return matrix.dims (); }
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68
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69 octave_idx_type nnz (void) const { return matrix.rows (); }
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70
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71 octave_value reshape (const dim_vector& new_dims) const
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72 { return to_dense ().reshape (new_dims); }
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73
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74 octave_value permute (const Array<int>& vec, bool inv = false) const
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75 { return to_dense ().permute (vec, inv); }
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76
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77 octave_value resize (const dim_vector& dv, bool fill = false) const
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78 { return to_dense ().resize (dv, fill); }
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79
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80 octave_value all (int dim = 0) const { return to_dense ().all (dim); }
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81 octave_value any (int dim = 0) const { return to_dense ().any (dim); }
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82
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83 MatrixType matrix_type (void) const { return MatrixType::Permuted_Diagonal; }
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84 MatrixType matrix_type (const MatrixType&) const
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85 { return matrix_type (); }
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86
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87 octave_value diag (octave_idx_type k = 0) const
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88 { return to_dense () .diag (k); }
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89
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90 octave_value sort (octave_idx_type dim = 0, sortmode mode = ASCENDING) const
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91 { return to_dense ().sort (dim, mode); }
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92 octave_value sort (Array<octave_idx_type> &sidx, octave_idx_type dim = 0,
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93 sortmode mode = ASCENDING) const
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94 { return to_dense ().sort (sidx, dim, mode); }
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95
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96 sortmode is_sorted (sortmode mode = UNSORTED) const
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97 { return to_dense ().is_sorted (mode); }
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98
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99 Array<octave_idx_type> sort_rows_idx (sortmode mode = ASCENDING) const
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100 { return to_dense ().sort_rows_idx (mode); }
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101
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102 sortmode is_sorted_rows (sortmode mode = UNSORTED) const
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103 { return to_dense ().is_sorted_rows (mode); }
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104
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105 bool is_perm_matrix (void) const { return true; }
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106
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107 bool is_matrix_type (void) const { return true; }
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108
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109 bool is_numeric_type (void) const { return true; }
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110
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111 bool is_defined (void) const { return true; }
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112
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113 bool is_constant (void) const { return true; }
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114
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115 bool is_real_matrix (void) const { return true; }
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116
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117 bool is_real_type (void) const { return true; }
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118
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119 bool is_double_type (void) const { return true; }
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120
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121 bool is_float_type (void) const { return true; }
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122
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123 bool is_true (void) const;
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124
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125 double double_value (bool = false) const;
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126
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127 float float_value (bool = false) const;
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128
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129 double scalar_value (bool frc_str_conv = false) const
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130 { return double_value (frc_str_conv); }
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131
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132 idx_vector index_vector (void) const;
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133
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134 PermMatrix perm_matrix_value (void) const
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135 { return matrix; }
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136
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137 Matrix matrix_value (bool = false) const;
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138
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139 FloatMatrix float_matrix_value (bool = false) const;
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140
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141 Complex complex_value (bool = false) const;
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142
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143 FloatComplex float_complex_value (bool = false) const;
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144
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145 ComplexMatrix complex_matrix_value (bool = false) const;
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146
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147 FloatComplexMatrix float_complex_matrix_value (bool = false) const;
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148
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149 ComplexNDArray complex_array_value (bool = false) const;
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150
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151 FloatComplexNDArray float_complex_array_value (bool = false) const;
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152
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153 boolNDArray bool_array_value (bool warn = false) const;
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154
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155 charNDArray char_array_value (bool = false) const;
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156
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157 NDArray array_value (bool = false) const;
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158
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159 FloatNDArray float_array_value (bool = false) const;
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160
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161 SparseMatrix sparse_matrix_value (bool = false) const;
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162
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163 SparseComplexMatrix sparse_complex_matrix_value (bool = false) const;
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164
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165 int8NDArray
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166 int8_array_value (void) const { return to_dense ().int8_array_value (); }
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167
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168 int16NDArray
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169 int16_array_value (void) const { return to_dense ().int16_array_value (); }
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170
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171 int32NDArray
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172 int32_array_value (void) const { return to_dense ().int32_array_value (); }
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173
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174 int64NDArray
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175 int64_array_value (void) const { return to_dense ().int64_array_value (); }
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176
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177 uint8NDArray
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178 uint8_array_value (void) const { return to_dense ().uint8_array_value (); }
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179
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180 uint16NDArray
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181 uint16_array_value (void) const { return to_dense ().uint16_array_value (); }
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182
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183 uint32NDArray
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184 uint32_array_value (void) const { return to_dense ().uint32_array_value (); }
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185
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186 uint64NDArray
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187 uint64_array_value (void) const { return to_dense ().uint64_array_value (); }
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188
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189 octave_value convert_to_str_internal (bool pad, bool force, char type) const;
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190
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191 void print_raw (std::ostream& os, bool pr_as_read_syntax = false) const;
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192
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193 bool save_ascii (std::ostream& os);
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194
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195 bool load_ascii (std::istream& is);
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196
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197 bool save_binary (std::ostream& os, bool& save_as_floats);
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198
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199 bool load_binary (std::istream& is, bool swap,
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200 oct_mach_info::float_format fmt);
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201
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202 int write (octave_stream& os, int block_size,
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203 oct_data_conv::data_type output_type, int skip,
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204 oct_mach_info::float_format flt_fmt) const;
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205
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206 mxArray *as_mxArray (void) const;
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207
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208 bool print_as_scalar (void) const;
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209
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210 void print (std::ostream& os, bool pr_as_read_syntax = false) const;
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211
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212 void print_info (std::ostream& os, const std::string& prefix) const;
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213
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214 octave_value erf (void) const;
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215 octave_value erfc (void) const;
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216 octave_value gamma (void) const;
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217 octave_value lgamma (void) const;
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218 octave_value abs (void) const;
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219 octave_value acos (void) const;
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220 octave_value acosh (void) const;
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221 octave_value angle (void) const;
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222 octave_value arg (void) const;
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223 octave_value asin (void) const;
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224 octave_value asinh (void) const;
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225 octave_value atan (void) const;
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226 octave_value atanh (void) const;
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227 octave_value ceil (void) const;
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228 octave_value conj (void) const;
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229 octave_value cos (void) const;
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230 octave_value cosh (void) const;
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231 octave_value exp (void) const;
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232 octave_value expm1 (void) const;
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233 octave_value fix (void) const;
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234 octave_value floor (void) const;
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235 octave_value imag (void) const;
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236 octave_value log (void) const;
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237 octave_value log2 (void) const;
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238 octave_value log10 (void) const;
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239 octave_value log1p (void) const;
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240 octave_value real (void) const;
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241 octave_value round (void) const;
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242 octave_value roundb (void) const;
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243 octave_value signum (void) const;
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244 octave_value sin (void) const;
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245 octave_value sinh (void) const;
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246 octave_value sqrt (void) const;
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247 octave_value tan (void) const;
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248 octave_value tanh (void) const;
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249 octave_value finite (void) const;
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250 octave_value isinf (void) const;
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251 octave_value isna (void) const;
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252 octave_value isnan (void) const;
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253
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254 protected:
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255
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256 PermMatrix matrix;
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257
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258 virtual octave_value to_dense (void) const;
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259
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260 mutable octave_value dense_cache;
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261
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262 private:
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263
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264 DECLARE_OCTAVE_ALLOCATOR
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265
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266 DECLARE_OV_TYPEID_FUNCTIONS_AND_DATA
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267 };
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268
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269 #endif