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annotate liboctave/array/fNDArray.h @ 18260:9feb46ac6847

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maint: Periodic merge of gui-release to default.
author John W. Eaton <jwe@octave.org>
date Tue, 07 Jan 2014 22:09:35 -0500
parents ebb3ef964372
children 8cc66f091584
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1 /*
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2
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3 Copyright (C) 1996-2013 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 "MArray.h"
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27 #include "fMatrix.h"
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28 #include "intNDArray.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 class
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35 OCTAVE_API
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36 FloatNDArray : public MArray<float>
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37 {
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38 public:
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39
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40 typedef FloatMatrix matrix_type;
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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 FloatNDArray (const FloatMatrix& a) : MArray<float> (a) { }
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52
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53 template <class U>
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54 FloatNDArray (const MArray<U>& a) : MArray<float> (a) { }
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55
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56 template <class U>
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57 FloatNDArray (const Array<U>& a) : MArray<float> (a) { }
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59 template <class U>
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60 explicit FloatNDArray (const intNDArray<U>& a) : MArray<float> (a) { }
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61
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62 FloatNDArray (const charNDArray&);
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63
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64 FloatNDArray& operator = (const FloatNDArray& a)
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65 {
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66 MArray<float>::operator = (a);
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67 return *this;
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68 }
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69
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70 // unary operations
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71
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72 boolNDArray operator ! (void) const;
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73
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74 bool any_element_is_negative (bool = false) const;
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75 bool any_element_is_positive (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,
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97 const Array<octave_idx_type>& ra_idx);
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98 FloatComplexNDArray concat (const FloatComplexNDArray& rb,
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99 const Array<octave_idx_type>& ra_idx);
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100 charNDArray concat (const charNDArray& rb,
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101 const Array<octave_idx_type>& ra_idx);
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102
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103 FloatNDArray max (int dim = -1) const;
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104 FloatNDArray max (Array<octave_idx_type>& index, int dim = -1) const;
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105 FloatNDArray min (int dim = -1) const;
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106 FloatNDArray min (Array<octave_idx_type>& index, int dim = -1) const;
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107
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108 FloatNDArray cummax (int dim = -1) const;
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109 FloatNDArray cummax (Array<octave_idx_type>& index, int dim = -1) const;
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110 FloatNDArray cummin (int dim = -1) const;
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111 FloatNDArray cummin (Array<octave_idx_type>& index, int dim = -1) const;
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112
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113 FloatNDArray diff (octave_idx_type order = 1, int dim = -1) const;
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114
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115 FloatNDArray& insert (const FloatNDArray& a,
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116 octave_idx_type r, octave_idx_type c);
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117 FloatNDArray& insert (const FloatNDArray& a,
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118 const Array<octave_idx_type>& ra_idx);
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119
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120 FloatNDArray abs (void) const;
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121 boolNDArray isnan (void) const;
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122 boolNDArray isinf (void) const;
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123 boolNDArray isfinite (void) const;
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124
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125 FloatComplexNDArray fourier (int dim = 1) const;
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126 FloatComplexNDArray ifourier (int dim = 1) const;
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127
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128 FloatComplexNDArray fourier2d (void) const;
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129 FloatComplexNDArray ifourier2d (void) const;
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130
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131 FloatComplexNDArray fourierNd (void) const;
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132 FloatComplexNDArray ifourierNd (void) const;
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133
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134 friend OCTAVE_API FloatNDArray real (const FloatComplexNDArray& a);
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135 friend OCTAVE_API FloatNDArray imag (const FloatComplexNDArray& a);
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136
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137 friend class FloatComplexNDArray;
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138
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139 FloatMatrix matrix_value (void) const;
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140
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141 FloatNDArray squeeze (void) const { return MArray<float>::squeeze (); }
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142
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143 static void increment_index (Array<octave_idx_type>& ra_idx,
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144 const dim_vector& dimensions,
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145 int start_dimension = 0);
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146
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147 static octave_idx_type compute_index (Array<octave_idx_type>& ra_idx,
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148 const dim_vector& dimensions);
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149
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150 // i/o
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151
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152 friend OCTAVE_API std::ostream& operator << (std::ostream& os,
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153 const FloatNDArray& a);
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154 friend OCTAVE_API std::istream& operator >> (std::istream& is, FloatNDArray& a);
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155
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156 FloatNDArray diag (octave_idx_type k = 0) const;
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157
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158 FloatNDArray diag (octave_idx_type m, octave_idx_type n) const;
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159
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160 FloatNDArray& changesign (void)
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161 {
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162 MArray<float>::changesign ();
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163 return *this;
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164 }
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165
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166 };
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167
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168 // Publish externally used friend functions.
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169
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170 extern OCTAVE_API FloatNDArray real (const FloatComplexNDArray& a);
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171 extern OCTAVE_API FloatNDArray imag (const FloatComplexNDArray& a);
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172
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173 MINMAX_DECLS (FloatNDArray, float, OCTAVE_API)
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174
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175 NDS_CMP_OP_DECLS (FloatNDArray, float, OCTAVE_API)
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176 NDS_BOOL_OP_DECLS (FloatNDArray, float, OCTAVE_API)
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177
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178 SND_CMP_OP_DECLS (float, FloatNDArray, OCTAVE_API)
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179 SND_BOOL_OP_DECLS (float, FloatNDArray, OCTAVE_API)
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180
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181 NDND_CMP_OP_DECLS (FloatNDArray, FloatNDArray, OCTAVE_API)
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182 NDND_BOOL_OP_DECLS (FloatNDArray, FloatNDArray, OCTAVE_API)
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183
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184 MARRAY_FORWARD_DEFS (MArray, FloatNDArray, float)
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185
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186 BSXFUN_STDOP_DECLS (FloatNDArray, OCTAVE_API)
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187 BSXFUN_STDREL_DECLS (FloatNDArray, OCTAVE_API)
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188
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189 BSXFUN_OP_DECL (pow, FloatNDArray, OCTAVE_API)
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190 BSXFUN_OP2_DECL (pow, FloatComplexNDArray, FloatComplexNDArray,
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191 FloatNDArray, OCTAVE_API)
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192 BSXFUN_OP2_DECL (pow, FloatComplexNDArray, FloatNDArray,
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193 FloatComplexNDArray, OCTAVE_API)
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194
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195 #endif