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annotate liboctave/dNDArray.h @ 8920:eb63fbe60fab
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| author | John W. Eaton <jwe@octave.org> |
|---|---|
| date | Sat, 07 Mar 2009 10:41:27 -0500 |
| parents | 724c0f46d9d4 |
| children | d91fa4b20bbb |
| rev | line source |
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| 4511 | 1 /* |
| 2 | |
| 8920 | 3 Copyright (C) 1996, 1997, 2003, 2004, 2005, 2006, 2007, 2008, |
| 4 2009 John W. Eaton | |
| 4511 | 5 |
| 6 This file is part of Octave. | |
| 7 | |
| 8 Octave is free software; you can redistribute it and/or modify it | |
| 9 under the terms of the GNU General Public License as published by the | |
| 7016 | 10 Free Software Foundation; either version 3 of the License, or (at your |
| 11 option) any later version. | |
| 4511 | 12 |
| 13 Octave is distributed in the hope that it will be useful, but WITHOUT | |
| 14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 16 for more details. | |
| 17 | |
| 18 You should have received a copy of the GNU General Public License | |
| 7016 | 19 along with Octave; see the file COPYING. If not, see |
| 20 <http://www.gnu.org/licenses/>. | |
| 4511 | 21 |
| 22 */ | |
| 23 | |
| 4513 | 24 #if !defined (octave_NDArray_h) |
| 25 #define octave_NDArray_h 1 | |
| 4511 | 26 |
| 27 #include "MArrayN.h" | |
| 4513 | 28 #include "dMatrix.h" |
| 4902 | 29 #include "intNDArray.h" |
| 4511 | 30 |
| 31 #include "mx-defs.h" | |
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32 #include "mx-op-decl.h" |
| 4511 | 33 |
| 4513 | 34 class |
| 6108 | 35 OCTAVE_API |
| 4513 | 36 NDArray : public MArrayN<double> |
| 4511 | 37 { |
| 4513 | 38 public: |
| 5523 | 39 |
| 4511 | 40 NDArray (void) : MArrayN<double> () { } |
| 41 | |
| 4587 | 42 NDArray (const dim_vector& dv) : MArrayN<double> (dv) { } |
| 4511 | 43 |
| 4587 | 44 NDArray (const dim_vector& dv, double val) |
| 45 : MArrayN<double> (dv, val) { } | |
| 4511 | 46 |
| 4513 | 47 NDArray (const NDArray& a) : MArrayN<double> (a) { } |
| 48 | |
| 49 NDArray (const Matrix& a) : MArrayN<double> (a) { } | |
| 4511 | 50 |
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51 NDArray (const Array<octave_idx_type>& a, bool zero_based = false, |
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52 bool negative_to_nan = false); |
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53 |
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54 template <class U> |
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55 NDArray (const MArrayN<U>& a) : MArrayN<double> (a) { } |
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56 |
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57 template <class U> |
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58 NDArray (const ArrayN<U>& a) : MArrayN<double> (a) { } |
| 4511 | 59 |
| 4902 | 60 template <class U> |
| 61 explicit NDArray (const intNDArray<U>& a) : MArrayN<double> (a) { } | |
| 4543 | 62 |
| 4511 | 63 NDArray& operator = (const NDArray& a) |
| 64 { | |
| 65 MArrayN<double>::operator = (a); | |
| 66 return *this; | |
| 67 } | |
| 68 | |
| 4543 | 69 // unary operations |
| 70 | |
| 71 boolNDArray operator ! (void) const; | |
| 72 | |
| 4634 | 73 bool any_element_is_negative (bool = false) const; |
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74 bool any_element_is_nan (void) const; |
| 4634 | 75 bool any_element_is_inf_or_nan (void) const; |
| 5943 | 76 bool any_element_not_one_or_zero (void) const; |
| 6989 | 77 bool all_elements_are_zero (void) const; |
| 4634 | 78 bool all_elements_are_int_or_inf_or_nan (void) const; |
| 79 bool all_integers (double& max_val, double& min_val) const; | |
| 80 bool too_large_for_float (void) const; | |
| 81 | |
| 5775 | 82 // FIXME -- this is not quite the right thing. |
| 4513 | 83 |
| 4556 | 84 boolNDArray all (int dim = -1) const; |
| 85 boolNDArray any (int dim = -1) const; | |
| 4513 | 86 |
| 4584 | 87 NDArray cumprod (int dim = -1) const; |
| 88 NDArray cumsum (int dim = -1) const; | |
| 4569 | 89 NDArray prod (int dim = -1) const; |
| 90 NDArray sum (int dim = -1) const; | |
| 91 NDArray sumsq (int dim = -1) const; | |
| 5275 | 92 NDArray concat (const NDArray& rb, const Array<octave_idx_type>& ra_idx); |
| 93 ComplexNDArray concat (const ComplexNDArray& rb, const Array<octave_idx_type>& ra_idx); | |
| 94 charNDArray concat (const charNDArray& rb, const Array<octave_idx_type>& ra_idx); | |
| 4844 | 95 |
| 96 NDArray max (int dim = 0) const; | |
| 5275 | 97 NDArray max (ArrayN<octave_idx_type>& index, int dim = 0) const; |
| 4844 | 98 NDArray min (int dim = 0) const; |
| 5275 | 99 NDArray min (ArrayN<octave_idx_type>& index, int dim = 0) const; |
| 4844 | 100 |
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101 NDArray cummax (int dim = 0) const; |
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102 NDArray cummax (ArrayN<octave_idx_type>& index, int dim = 0) const; |
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103 NDArray cummin (int dim = 0) const; |
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104 NDArray cummin (ArrayN<octave_idx_type>& index, int dim = 0) const; |
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105 |
| 5275 | 106 NDArray& insert (const NDArray& a, octave_idx_type r, octave_idx_type c); |
| 107 NDArray& insert (const NDArray& a, const Array<octave_idx_type>& ra_idx); | |
| 4915 | 108 |
| 4634 | 109 NDArray abs (void) const; |
| 110 | |
| 4773 | 111 ComplexNDArray fourier (int dim = 1) const; |
| 112 ComplexNDArray ifourier (int dim = 1) const; | |
| 113 | |
| 114 ComplexNDArray fourier2d (void) const; | |
| 115 ComplexNDArray ifourier2d (void) const; | |
| 116 | |
| 117 ComplexNDArray fourierNd (void) const; | |
| 118 ComplexNDArray ifourierNd (void) const; | |
| 119 | |
| 6108 | 120 friend OCTAVE_API NDArray real (const ComplexNDArray& a); |
| 121 friend OCTAVE_API NDArray imag (const ComplexNDArray& a); | |
| 4569 | 122 |
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123 friend class ComplexNDArray; |
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124 |
| 4513 | 125 Matrix matrix_value (void) const; |
| 126 | |
| 4902 | 127 NDArray squeeze (void) const { return MArrayN<double>::squeeze (); } |
| 4532 | 128 |
| 5275 | 129 static void increment_index (Array<octave_idx_type>& ra_idx, |
| 4532 | 130 const dim_vector& dimensions, |
| 131 int start_dimension = 0); | |
| 132 | |
| 5275 | 133 static octave_idx_type compute_index (Array<octave_idx_type>& ra_idx, |
| 4556 | 134 const dim_vector& dimensions); |
| 135 | |
| 4511 | 136 // i/o |
| 137 | |
| 6108 | 138 friend OCTAVE_API std::ostream& operator << (std::ostream& os, const NDArray& a); |
| 139 friend OCTAVE_API std::istream& operator >> (std::istream& is, NDArray& a); | |
| 4511 | 140 |
| 141 static double resize_fill_value (void) { return 0; } | |
| 142 | |
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143 NDArray diag (octave_idx_type k = 0) const; |
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144 |
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145 typedef double (*dmapper) (double); |
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146 typedef Complex (*cmapper) (const Complex&); |
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147 typedef bool (*bmapper) (double); |
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148 |
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149 NDArray map (dmapper fcn) const; |
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150 ComplexNDArray map (cmapper fcn) const; |
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151 boolNDArray map (bmapper fcn) const; |
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152 |
| 4513 | 153 private: |
| 4511 | 154 |
| 4634 | 155 NDArray (double *d, const dim_vector& dv) : MArrayN<double> (d, dv) { } |
| 4511 | 156 }; |
| 157 | |
| 5508 | 158 // Publish externally used friend functions. |
| 159 | |
| 6108 | 160 extern OCTAVE_API NDArray real (const ComplexNDArray& a); |
| 161 extern OCTAVE_API NDArray imag (const ComplexNDArray& a); | |
| 5508 | 162 |
| 6108 | 163 extern OCTAVE_API NDArray min (double d, const NDArray& m); |
| 164 extern OCTAVE_API NDArray min (const NDArray& m, double d); | |
| 165 extern OCTAVE_API NDArray min (const NDArray& a, const NDArray& b); | |
| 4844 | 166 |
| 6108 | 167 extern OCTAVE_API NDArray max (double d, const NDArray& m); |
| 168 extern OCTAVE_API NDArray max (const NDArray& m, double d); | |
| 169 extern OCTAVE_API NDArray max (const NDArray& a, const NDArray& b); | |
| 4844 | 170 |
| 6708 | 171 NDS_CMP_OP_DECLS (NDArray, double, OCTAVE_API) |
| 172 NDS_BOOL_OP_DECLS (NDArray, double, OCTAVE_API) | |
| 4543 | 173 |
| 6708 | 174 SND_CMP_OP_DECLS (double, NDArray, OCTAVE_API) |
| 175 SND_BOOL_OP_DECLS (double, NDArray, OCTAVE_API) | |
| 4543 | 176 |
| 6708 | 177 NDND_CMP_OP_DECLS (NDArray, NDArray, OCTAVE_API) |
| 178 NDND_BOOL_OP_DECLS (NDArray, NDArray, OCTAVE_API) | |
| 4543 | 179 |
| 4511 | 180 MARRAY_FORWARD_DEFS (MArrayN, NDArray, double) |
| 181 | |
| 182 #endif | |
| 4513 | 183 |
| 184 /* | |
| 185 ;;; Local Variables: *** | |
| 186 ;;; mode: C++ *** | |
| 187 ;;; End: *** | |
| 188 */ |