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annotate liboctave/array/fNDArray.h @ 23083:e9a0469dedd9 stable

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maint: strip extra trailing newlines from files.
author John W. Eaton <jwe@octave.org>
date Fri, 20 Jan 2017 12:19:08 -0500
parents 4caa7b28d183
children ef4d915df748 3ac9f9ecfae5
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1 /*
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2
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3 Copyright (C) 1996-2016 John W. Eaton
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4
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5 This file is part of Octave.
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6
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7 Octave is free software; you can redistribute it and/or modify it
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8 under the terms of the GNU General Public License as published by the
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9 Free Software Foundation; either version 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_fNDArray_h)
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24 #define octave_fNDArray_h 1
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25
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26 #include "octave-config.h"
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27
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28 #include "MArray.h"
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29
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30 #include "mx-defs.h"
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31 #include "mx-op-decl.h"
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32 #include "bsxfun-decl.h"
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33
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34 template <typename T> class intNDArray;
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35
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36 class
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37 OCTAVE_API
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38 FloatNDArray : public MArray<float>
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39 {
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40 public:
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41
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42 FloatNDArray (void) : MArray<float> () { }
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43
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44 FloatNDArray (const dim_vector& dv) : MArray<float> (dv) { }
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45
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46 FloatNDArray (const dim_vector& dv, float val)
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47 : MArray<float> (dv, val) { }
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48
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49 FloatNDArray (const FloatNDArray& a) : MArray<float> (a) { }
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50
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51 template <typename U>
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52 FloatNDArray (const MArray<U>& a) : MArray<float> (a) { }
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53
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54 template <typename U>
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55 FloatNDArray (const Array<U>& a) : MArray<float> (a) { }
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56
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57 template <typename U>
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58 explicit FloatNDArray (const intNDArray<U>& a) : MArray<float> (a) { }
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59
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60 FloatNDArray (const charNDArray&);
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61
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62 FloatNDArray& operator = (const FloatNDArray& a)
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63 {
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64 MArray<float>::operator = (a);
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65 return *this;
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66 }
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67
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68 // unary operations
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69
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70 boolNDArray operator ! (void) const;
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71
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72 bool any_element_is_negative (bool = false) const;
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73 bool any_element_is_positive (bool = false) const;
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74 bool any_element_is_nan (void) const;
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75 bool any_element_is_inf_or_nan (void) const;
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76 bool any_element_not_one_or_zero (void) const;
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77 bool all_elements_are_zero (void) const;
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78 bool all_elements_are_int_or_inf_or_nan (void) const;
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79 bool all_integers (float& max_val, float& min_val) const;
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80 bool all_integers (void) const;
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81 bool too_large_for_float (void) const;
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82
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83 // FIXME: this is not quite the right thing.
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84
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85 boolNDArray all (int dim = -1) const;
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86 boolNDArray any (int dim = -1) const;
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87
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88 FloatNDArray cumprod (int dim = -1) const;
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89 FloatNDArray cumsum (int dim = -1) const;
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90 FloatNDArray prod (int dim = -1) const;
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91 NDArray dprod (int dim = -1) const;
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92 FloatNDArray sum (int dim = -1) const;
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93 NDArray dsum (int dim = -1) const;
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94 FloatNDArray sumsq (int dim = -1) const;
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95 FloatNDArray concat (const FloatNDArray& rb,
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96 const Array<octave_idx_type>& ra_idx);
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97 FloatComplexNDArray concat (const FloatComplexNDArray& rb,
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98 const Array<octave_idx_type>& ra_idx);
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99 charNDArray concat (const charNDArray& rb,
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100 const Array<octave_idx_type>& ra_idx);
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101
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102 FloatNDArray max (int dim = -1) const;
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103 FloatNDArray max (Array<octave_idx_type>& index, int dim = -1) const;
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104 FloatNDArray min (int dim = -1) const;
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105 FloatNDArray min (Array<octave_idx_type>& index, int dim = -1) const;
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106
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107 FloatNDArray cummax (int dim = -1) const;
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108 FloatNDArray cummax (Array<octave_idx_type>& index, int dim = -1) const;
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109 FloatNDArray cummin (int dim = -1) const;
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110 FloatNDArray cummin (Array<octave_idx_type>& index, int dim = -1) const;
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111
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112 FloatNDArray diff (octave_idx_type order = 1, int dim = -1) const;
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113
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114 FloatNDArray& insert (const FloatNDArray& a,
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115 octave_idx_type r, octave_idx_type c);
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116 FloatNDArray& insert (const FloatNDArray& a,
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117 const Array<octave_idx_type>& ra_idx);
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118
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119 FloatNDArray abs (void) const;
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120 boolNDArray isnan (void) const;
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121 boolNDArray isinf (void) const;
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122 boolNDArray isfinite (void) const;
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123
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124 FloatComplexNDArray fourier (int dim = 1) const;
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125 FloatComplexNDArray ifourier (int dim = 1) const;
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126
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127 FloatComplexNDArray fourier2d (void) const;
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128 FloatComplexNDArray ifourier2d (void) const;
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129
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130 FloatComplexNDArray fourierNd (void) const;
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131 FloatComplexNDArray ifourierNd (void) const;
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132
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133 friend OCTAVE_API FloatNDArray real (const FloatComplexNDArray& a);
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134 friend OCTAVE_API FloatNDArray imag (const FloatComplexNDArray& a);
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135
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136 friend class FloatComplexNDArray;
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137
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138 FloatNDArray squeeze (void) const { return MArray<float>::squeeze (); }
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139
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140 static void increment_index (Array<octave_idx_type>& ra_idx,
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141 const dim_vector& dimensions,
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142 int start_dimension = 0);
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143
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144 static octave_idx_type compute_index (Array<octave_idx_type>& ra_idx,
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145 const dim_vector& dimensions);
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146
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147 // i/o
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148
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149 friend OCTAVE_API std::ostream& operator << (std::ostream& os,
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150 const FloatNDArray& a);
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151 friend OCTAVE_API std::istream& operator >> (std::istream& is, FloatNDArray& a);
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152
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153 FloatNDArray diag (octave_idx_type k = 0) const;
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154
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155 FloatNDArray diag (octave_idx_type m, octave_idx_type n) const;
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156
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157 FloatNDArray& changesign (void)
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158 {
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159 MArray<float>::changesign ();
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160 return *this;
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161 }
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162
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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 (MArray, 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 BSXFUN_OP2_DECL (pow, FloatComplexNDArray, FloatNDArray,
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190 FloatComplexNDArray, OCTAVE_API)
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191
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192 #endif