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annotate liboctave/fNDArray.h @ 10329:83fa590b8a09

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simplify min/max definitions in liboctave
author Jaroslav Hajek <highegg@gmail.com>
date Wed, 17 Feb 2010 10:40:36 +0100
parents cbc402e64d83
children 12884915a8e4
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1 /*
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2
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3 Copyright (C) 1996, 1997, 2003, 2004, 2005, 2006, 2007, 2008, 2009
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4 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_FloatNDArray_h)
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25 #define octave_FloatNDArray_h 1
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26
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27 #include "MArrayN.h"
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28 #include "fMatrix.h"
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29 #include "intNDArray.h"
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30
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31 #include "mx-defs.h"
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32 #include "mx-op-decl.h"
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33 #include "bsxfun-decl.h"
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34
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35 class
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36 OCTAVE_API
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37 FloatNDArray : public MArrayN<float>
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38 {
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39 public:
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40
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41 typedef FloatMatrix matrix_type;
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42
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43 FloatNDArray (void) : MArrayN<float> () { }
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44
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45 FloatNDArray (const dim_vector& dv) : MArrayN<float> (dv) { }
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46
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47 FloatNDArray (const dim_vector& dv, float val)
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48 : MArrayN<float> (dv, val) { }
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49
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50 FloatNDArray (const FloatNDArray& a) : MArrayN<float> (a) { }
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51
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52 FloatNDArray (const FloatMatrix& a) : MArrayN<float> (a) { }
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53
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54 template <class U>
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55 FloatNDArray (const MArrayN<U>& a) : MArrayN<float> (a) { }
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56
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57 template <class U>
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58 FloatNDArray (const Array<U>& a) : MArrayN<float> (a) { }
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59
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60 template <class U>
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61 explicit FloatNDArray (const intNDArray<U>& a) : MArrayN<float> (a) { }
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62
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63 FloatNDArray (const charNDArray&);
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64
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65 FloatNDArray& operator = (const FloatNDArray& a)
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66 {
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67 MArrayN<float>::operator = (a);
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68 return *this;
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69 }
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70
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71 // unary operations
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72
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73 boolNDArray operator ! (void) const;
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74
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75 bool any_element_is_negative (bool = false) const;
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76 bool any_element_is_nan (void) const;
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77 bool any_element_is_inf_or_nan (void) const;
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78 bool any_element_not_one_or_zero (void) const;
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79 bool all_elements_are_zero (void) const;
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80 bool all_elements_are_int_or_inf_or_nan (void) const;
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81 bool all_integers (float& max_val, float& min_val) const;
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82 bool all_integers (void) const;
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83 bool too_large_for_float (void) const;
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84
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85 // FIXME -- this is not quite the right thing.
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86
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87 boolNDArray all (int dim = -1) const;
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88 boolNDArray any (int dim = -1) const;
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89
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90 FloatNDArray cumprod (int dim = -1) const;
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91 FloatNDArray cumsum (int dim = -1) const;
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92 FloatNDArray prod (int dim = -1) const;
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93 FloatNDArray sum (int dim = -1) const;
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94 NDArray dsum (int dim = -1) const;
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95 FloatNDArray sumsq (int dim = -1) const;
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96 FloatNDArray concat (const FloatNDArray& rb, const Array<octave_idx_type>& ra_idx);
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97 FloatComplexNDArray concat (const FloatComplexNDArray& rb, const Array<octave_idx_type>& ra_idx);
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98 charNDArray concat (const charNDArray& rb, const Array<octave_idx_type>& ra_idx);
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99
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100 FloatNDArray max (int dim = -1) const;
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101 FloatNDArray max (Array<octave_idx_type>& index, int dim = -1) const;
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102 FloatNDArray min (int dim = -1) const;
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103 FloatNDArray min (Array<octave_idx_type>& index, int dim = -1) const;
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104
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105 FloatNDArray cummax (int dim = -1) const;
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106 FloatNDArray cummax (Array<octave_idx_type>& index, int dim = -1) const;
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107 FloatNDArray cummin (int dim = -1) const;
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108 FloatNDArray cummin (Array<octave_idx_type>& index, int dim = -1) const;
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109
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110 FloatNDArray diff (octave_idx_type order = 1, int dim = -1) const;
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111
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112 FloatNDArray& insert (const FloatNDArray& a, octave_idx_type r, octave_idx_type c);
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113 FloatNDArray& insert (const FloatNDArray& a, const Array<octave_idx_type>& ra_idx);
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114
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115 FloatNDArray abs (void) const;
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116 boolNDArray isnan (void) const;
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117 boolNDArray isinf (void) const;
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118 boolNDArray isfinite (void) const;
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119
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120 FloatComplexNDArray fourier (int dim = 1) const;
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121 FloatComplexNDArray ifourier (int dim = 1) const;
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122
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123 FloatComplexNDArray fourier2d (void) const;
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124 FloatComplexNDArray ifourier2d (void) const;
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125
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126 FloatComplexNDArray fourierNd (void) const;
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127 FloatComplexNDArray ifourierNd (void) const;
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128
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129 friend OCTAVE_API FloatNDArray real (const FloatComplexNDArray& a);
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130 friend OCTAVE_API FloatNDArray imag (const FloatComplexNDArray& a);
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131
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132 friend class FloatComplexNDArray;
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133
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134 FloatMatrix matrix_value (void) const;
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135
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136 FloatNDArray squeeze (void) const { return MArrayN<float>::squeeze (); }
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137
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138 static void increment_index (Array<octave_idx_type>& ra_idx,
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139 const dim_vector& dimensions,
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140 int start_dimension = 0);
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141
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142 static octave_idx_type compute_index (Array<octave_idx_type>& ra_idx,
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143 const dim_vector& dimensions);
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144
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145 // i/o
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146
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147 friend OCTAVE_API std::ostream& operator << (std::ostream& os, const FloatNDArray& a);
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148 friend OCTAVE_API std::istream& operator >> (std::istream& is, FloatNDArray& a);
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149
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150 static float resize_fill_value (void) { return 0; }
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151
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152 FloatNDArray diag (octave_idx_type k = 0) const;
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153
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154 FloatNDArray& changesign (void)
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155 {
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156 MArrayN<float>::changesign ();
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157 return *this;
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158 }
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159
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160 private:
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161
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162 FloatNDArray (float *d, const dim_vector& dv) : MArrayN<float> (d, dv) { }
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163 };
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164
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165 // Publish externally used friend functions.
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166
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167 extern OCTAVE_API FloatNDArray real (const FloatComplexNDArray& a);
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168 extern OCTAVE_API FloatNDArray imag (const FloatComplexNDArray& a);
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169
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170 MINMAX_DECLS (FloatNDArray, float, OCTAVE_API)
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171
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172 NDS_CMP_OP_DECLS (FloatNDArray, float, OCTAVE_API)
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173 NDS_BOOL_OP_DECLS (FloatNDArray, float, OCTAVE_API)
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174
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175 SND_CMP_OP_DECLS (float, FloatNDArray, OCTAVE_API)
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176 SND_BOOL_OP_DECLS (float, FloatNDArray, OCTAVE_API)
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177
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178 NDND_CMP_OP_DECLS (FloatNDArray, FloatNDArray, OCTAVE_API)
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179 NDND_BOOL_OP_DECLS (FloatNDArray, FloatNDArray, OCTAVE_API)
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180
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181 MARRAY_FORWARD_DEFS (MArrayN, FloatNDArray, float)
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182
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183 BSXFUN_STDOP_DECLS (FloatNDArray, OCTAVE_API)
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184 BSXFUN_STDREL_DECLS (FloatNDArray, OCTAVE_API)
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185
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186 BSXFUN_OP_DECL (pow, FloatNDArray, OCTAVE_API)
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187 BSXFUN_OP2_DECL (pow, FloatComplexNDArray, FloatComplexNDArray,
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188 FloatNDArray, OCTAVE_API)
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189
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190 #endif