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1 /* |
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2 |
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3 Copyright (C) 1996, 1997 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 2, or (at your option) any |
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10 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, write to the Free |
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19 Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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20 |
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21 */ |
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22 |
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23 #if !defined (octave_NDArray_h) |
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24 #define octave_NDArray_h 1 |
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25 |
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26 #if defined (__GNUG__) && defined (USE_PRAGMA_INTERFACE_IMPLEMENTATION) |
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27 #pragma interface |
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28 #endif |
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29 |
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30 #include "MArrayN.h" |
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31 #include "dMatrix.h" |
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32 |
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33 #include "mx-defs.h" |
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34 #include "mx-op-defs.h" |
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35 |
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36 #include "data-conv.h" |
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37 #include "mach-info.h" |
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38 |
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39 class |
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40 NDArray : public MArrayN<double> |
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41 { |
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42 public: |
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43 |
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44 NDArray (void) : MArrayN<double> () { } |
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45 |
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46 NDArray (const dim_vector& dims) : MArrayN<double> (dims) { } |
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47 |
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48 NDArray (const dim_vector& dims, double val) |
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49 : MArrayN<double> (dims, val) { } |
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50 |
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51 NDArray (const NDArray& a) : MArrayN<double> (a) { } |
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52 |
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53 NDArray (const Matrix& a) : MArrayN<double> (a) { } |
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54 |
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55 NDArray (const MArrayN<double>& a) : MArrayN<double> (a) { } |
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56 |
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57 NDArray (const ArrayN<double>& a) : MArrayN<double> (a) { } |
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58 |
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59 explicit NDArray (const boolNDArray& a); |
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60 |
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61 explicit NDArray (const charNDArray& a); |
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62 |
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63 NDArray& operator = (const NDArray& a) |
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64 { |
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65 MArrayN<double>::operator = (a); |
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66 return *this; |
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67 } |
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68 |
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69 // unary operations |
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70 |
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71 boolNDArray operator ! (void) const; |
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72 |
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73 // XXX FIXME XXX -- this is not quite the right thing. |
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74 |
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75 boolNDArray all (int dim = -1) const; |
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76 boolNDArray any (int dim = -1) const; |
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77 |
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78 NDArray cumprod (int dim = -1) const; |
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79 NDArray cumsum (int dim = -1) const; |
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80 NDArray prod (int dim = -1) const; |
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81 NDArray sum (int dim = -1) const; |
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82 NDArray sumsq (int dim = -1) const; |
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83 |
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84 Matrix abs (void) const; |
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85 |
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86 Matrix matrix_value (void) const; |
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87 |
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88 NDArray squeeze (void) const { return ArrayN<double>::squeeze (); } |
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89 |
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90 static void increment_index (Array<int>& ra_idx, |
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91 const dim_vector& dimensions, |
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92 int start_dimension = 0); |
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93 |
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94 static int compute_index (Array<int>& ra_idx, |
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95 const dim_vector& dimensions); |
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96 |
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97 // i/o |
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98 |
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99 // friend std::ostream& operator << (std::ostream& os, const NDArray& a); |
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100 // friend std::istream& operator >> (std::istream& is, NDArray& a); |
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101 |
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102 static double resize_fill_value (void) { return 0; } |
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103 |
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104 bool any_element_is_negative (bool = false) const; |
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105 bool all_integers (double& max_val, double& min_val) const; |
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106 |
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107 private: |
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108 |
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109 NDArray (double *d, dim_vector& dims) : MArrayN<double> (d, dims) { } |
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110 }; |
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111 |
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112 NDS_CMP_OP_DECLS (NDArray, double) |
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113 NDS_BOOL_OP_DECLS (NDArray, double) |
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114 |
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115 SND_CMP_OP_DECLS (double, NDArray) |
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116 SND_BOOL_OP_DECLS (double, NDArray) |
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117 |
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118 NDND_CMP_OP_DECLS (NDArray, NDArray) |
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119 NDND_BOOL_OP_DECLS (NDArray, NDArray) |
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120 |
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121 MARRAY_FORWARD_DEFS (MArrayN, NDArray, double) |
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122 |
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123 #endif |
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124 |
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125 /* |
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126 ;;; Local Variables: *** |
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127 ;;; mode: C++ *** |
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128 ;;; End: *** |
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129 */ |
