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annotate src/ov-flt-re-mat.h @ 9607:1be3c73ed7b5

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reuse temporary arrays in nested expressions
author Jaroslav Hajek <highegg@gmail.com>
date Thu, 03 Sep 2009 08:48:51 +0200
parents a04352386a6b
children e793865ede63
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1 /*
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2
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3 Copyright (C) 1996, 1997, 1998, 2000, 2002, 2003, 2004, 2005, 2006,
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4 2007, 2008 John W. Eaton
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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 #if !defined (octave_float_matrix_h)
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25 #define octave_float_matrix_h 1
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26
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27 #include <cstdlib>
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28
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29 #include <iosfwd>
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30 #include <string>
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31
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32 #include "mx-base.h"
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33 #include "oct-alloc.h"
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34 #include "str-vec.h"
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35
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36 #include "error.h"
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37 #include "oct-stream.h"
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38 #include "ov-base.h"
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39 #include "ov-base-mat.h"
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40 #include "ov-typeinfo.h"
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41
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42 #include "MatrixType.h"
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43
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44 class Octave_map;
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45 class octave_value_list;
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46
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47 class tree_walker;
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48
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49 // Real matrix values.
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50
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51 class
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52 OCTINTERP_API
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53 octave_float_matrix : public octave_base_matrix<FloatNDArray>
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54 {
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55 public:
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56
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57 octave_float_matrix (void)
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58 : octave_base_matrix<FloatNDArray> () { }
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59
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60 octave_float_matrix (const FloatMatrix& m)
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61 : octave_base_matrix<FloatNDArray> (m) { }
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62
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63 octave_float_matrix (const FloatMatrix& m, const MatrixType& t)
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64 : octave_base_matrix<FloatNDArray> (m, t) { }
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65
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66 octave_float_matrix (const FloatNDArray& nda)
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67 : octave_base_matrix<FloatNDArray> (nda) { }
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68
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69 octave_float_matrix (const ArrayN<float>& m)
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70 : octave_base_matrix<FloatNDArray> (FloatNDArray (m)) { }
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71
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72 octave_float_matrix (const FloatDiagMatrix& d)
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73 : octave_base_matrix<FloatNDArray> (FloatMatrix (d)) { }
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74
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75 octave_float_matrix (const FloatRowVector& v)
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76 : octave_base_matrix<FloatNDArray> (FloatMatrix (v)) { }
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77
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78 octave_float_matrix (const FloatColumnVector& v)
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79 : octave_base_matrix<FloatNDArray> (FloatMatrix (v)) { }
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80
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81 octave_float_matrix (const octave_float_matrix& m)
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82 : octave_base_matrix<FloatNDArray> (m) { }
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83
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84 ~octave_float_matrix (void) { }
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85
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86 octave_base_value *clone (void) const { return new octave_float_matrix (*this); }
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87 octave_base_value *empty_clone (void) const { return new octave_float_matrix (); }
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88
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89 octave_base_value *try_narrowing_conversion (void);
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90
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91 idx_vector index_vector (void) const
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92 { return idx_cache ? *idx_cache : set_idx_cache (idx_vector (matrix)); }
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93
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94 bool is_real_matrix (void) const { return true; }
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95
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96 bool is_real_type (void) const { return true; }
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97
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98 bool is_single_type (void) const { return true; }
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99
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100 bool is_float_type (void) const { return true; }
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101
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102 int8NDArray
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103 int8_array_value (void) const { return int8NDArray (matrix); }
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104
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105 int16NDArray
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106 int16_array_value (void) const { return int16NDArray (matrix); }
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107
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108 int32NDArray
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109 int32_array_value (void) const { return int32NDArray (matrix); }
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110
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111 int64NDArray
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112 int64_array_value (void) const { return int64NDArray (matrix); }
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113
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114 uint8NDArray
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115 uint8_array_value (void) const { return uint8NDArray (matrix); }
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116
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117 uint16NDArray
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118 uint16_array_value (void) const { return uint16NDArray (matrix); }
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119
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120 uint32NDArray
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121 uint32_array_value (void) const { return uint32NDArray (matrix); }
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122
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123 uint64NDArray
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124 uint64_array_value (void) const { return uint64NDArray (matrix); }
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125
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126 double double_value (bool = false) const;
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127
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128 float float_value (bool = false) const;
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129
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130 double scalar_value (bool frc_str_conv = false) const
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131 { return double_value (frc_str_conv); }
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132
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133 float float_scalar_value (bool frc_str_conv = false) const
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134 { return float_value (frc_str_conv); }
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135
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136 Matrix matrix_value (bool = false) const;
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137
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138 FloatMatrix float_matrix_value (bool = false) const;
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139
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140 Complex complex_value (bool = false) const;
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141
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142 FloatComplex float_complex_value (bool = false) const;
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143
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144 ComplexMatrix complex_matrix_value (bool = false) const;
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145
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146 FloatComplexMatrix float_complex_matrix_value (bool = false) const;
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147
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148 ComplexNDArray complex_array_value (bool = false) const;
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149
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150 FloatComplexNDArray float_complex_array_value (bool = false) const;
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151
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152 boolNDArray bool_array_value (bool warn = false) const;
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153
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154 charNDArray char_array_value (bool = false) const;
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155
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156 NDArray array_value (bool = false) const;
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157
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158 FloatNDArray float_array_value (bool = false) const { return matrix; }
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159
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160 SparseMatrix sparse_matrix_value (bool = false) const;
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161
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162 SparseComplexMatrix sparse_complex_matrix_value (bool = false) const;
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163
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164 octave_value diag (octave_idx_type k = 0) const;
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165
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166 // Use matrix_ref here to clear index cache.
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167 void increment (void) { matrix_ref () += 1.0; }
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168
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169 void decrement (void) { matrix_ref () -= 1.0; }
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170
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171 void changesign (void) { matrix_ref ().changesign (); }
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172
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173 octave_value convert_to_str_internal (bool pad, bool force, char type) const;
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174
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175 void print_raw (std::ostream& os, bool pr_as_read_syntax = false) const;
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176
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177 bool save_ascii (std::ostream& os);
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178
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179 bool load_ascii (std::istream& is);
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180
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181 bool save_binary (std::ostream& os, bool& save_as_floats);
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182
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183 bool load_binary (std::istream& is, bool swap,
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184 oct_mach_info::float_format fmt);
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185
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186 #if defined (HAVE_HDF5)
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187 bool save_hdf5 (hid_t loc_id, const char *name, bool save_as_floats);
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188
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189 bool load_hdf5 (hid_t loc_id, const char *name, bool have_h5giterate_bug);
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190 #endif
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191
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192 int write (octave_stream& os, int block_size,
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193 oct_data_conv::data_type output_type, int skip,
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194 oct_mach_info::float_format flt_fmt) const
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195 { return os.write (matrix, block_size, output_type, skip, flt_fmt); }
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196
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197 // Unsafe. This function exists to support the MEX interface.
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198 // You should not use it anywhere else.
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199 void *mex_get_data (void) const { return matrix.mex_get_data (); }
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200
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201 mxArray *as_mxArray (void) const;
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202
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203 octave_value erf (void) const;
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204 octave_value erfc (void) const;
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205 octave_value gamma (void) const;
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206 octave_value lgamma (void) const;
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207 octave_value abs (void) const;
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208 octave_value acos (void) const;
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209 octave_value acosh (void) const;
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210 octave_value angle (void) const;
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211 octave_value arg (void) const;
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212 octave_value asin (void) const;
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213 octave_value asinh (void) const;
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214 octave_value atan (void) const;
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215 octave_value atanh (void) const;
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216 octave_value ceil (void) const;
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217 octave_value conj (void) const;
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218 octave_value cos (void) const;
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219 octave_value cosh (void) const;
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220 octave_value exp (void) const;
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221 octave_value expm1 (void) const;
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222 octave_value fix (void) const;
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223 octave_value floor (void) const;
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224 octave_value imag (void) const;
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225 octave_value log (void) const;
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226 octave_value log2 (void) const;
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227 octave_value log10 (void) const;
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228 octave_value log1p (void) const;
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229 octave_value real (void) const;
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230 octave_value round (void) const;
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231 octave_value roundb (void) const;
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232 octave_value signum (void) const;
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233 octave_value sin (void) const;
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234 octave_value sinh (void) const;
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235 octave_value sqrt (void) const;
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236 octave_value tan (void) const;
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237 octave_value tanh (void) const;
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238 octave_value finite (void) const;
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239 octave_value isinf (void) const;
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240 octave_value isna (void) const;
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241 octave_value isnan (void) const;
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242
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243 private:
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244 DECLARE_OCTAVE_ALLOCATOR
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245
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246 DECLARE_OV_TYPEID_FUNCTIONS_AND_DATA
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247 };
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248
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249 #endif
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250
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251 /*
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252 ;;; Local Variables: ***
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253 ;;; mode: C++ ***
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254 ;;; End: ***
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255 */