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1993
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1 // Template array classes with like-type math ops |
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1988
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2 /* |
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3 |
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4 Copyright (C) 1996 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 2, or (at your option) any |
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11 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, write to the Free |
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20 Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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21 |
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22 */ |
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23 |
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24 #if defined (__GNUG__) |
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25 #pragma interface |
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26 #endif |
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27 |
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28 #if !defined (octave_MArray2_h) |
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29 #define octave_MArray2_h 1 |
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30 |
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31 #include "Array2.h" |
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32 |
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33 // Two dimensional array with math ops. |
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34 |
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35 template <class T> |
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36 class MArray2 : public Array2<T> |
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37 { |
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38 protected: |
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39 |
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40 MArray2 (T *d, int n, int m) : Array2<T> (d, n, m) { } |
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41 |
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42 public: |
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43 |
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44 MArray2 (void) : Array2<T> () { } |
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45 MArray2 (int n, int m) : Array2<T> (n, m) { } |
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46 MArray2 (int n, int m, const T& val) : Array2<T> (n, m, val) { } |
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47 MArray2 (const Array2<T>& a) : Array2<T> (a) { } |
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48 MArray2 (const MArray2<T>& a) : Array2<T> (a) { } |
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49 |
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50 ~MArray2 (void) { } |
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51 |
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52 MArray2<T>& operator = (const MArray2<T>& a) |
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53 { |
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54 Array2<T>::operator = (a); |
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55 return *this; |
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56 } |
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57 |
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58 // element by element MArray2 by scalar ops |
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59 |
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60 friend MArray2<T>& operator += (MArray2<T>& a, const T& s); |
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61 friend MArray2<T>& operator -= (MArray2<T>& a, const T& s); |
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62 |
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63 // element by element MArray2 by MArray2 ops |
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64 |
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65 friend MArray2<T>& operator += (MArray2<T>& a, const MArray2<T>& b); |
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66 friend MArray2<T>& operator -= (MArray2<T>& a, const MArray2<T>& b); |
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67 |
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68 // element by element MArray2 by scalar ops |
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69 |
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70 friend MArray2<T> operator + (const MArray2<T>& a, const T& s); |
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71 friend MArray2<T> operator - (const MArray2<T>& a, const T& s); |
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72 friend MArray2<T> operator * (const MArray2<T>& a, const T& s); |
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73 friend MArray2<T> operator / (const MArray2<T>& a, const T& s); |
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74 |
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75 // element by element scalar by MArray2 ops |
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76 |
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77 friend MArray2<T> operator + (const T& s, const MArray2<T>& a); |
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78 friend MArray2<T> operator - (const T& s, const MArray2<T>& a); |
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79 friend MArray2<T> operator * (const T& s, const MArray2<T>& a); |
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80 friend MArray2<T> operator / (const T& s, const MArray2<T>& a); |
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81 |
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82 // element by element MArray2 by MArray2 ops |
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83 |
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84 friend MArray2<T> operator + (const MArray2<T>& a, const MArray2<T>& b); |
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85 friend MArray2<T> operator - (const MArray2<T>& a, const MArray2<T>& b); |
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86 |
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87 friend MArray2<T> product (const MArray2<T>& a, const MArray2<T>& b); |
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88 friend MArray2<T> quotient (const MArray2<T>& a, const MArray2<T>& b); |
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89 |
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90 friend MArray2<T> operator - (const MArray2<T>& a); |
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91 }; |
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92 |
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93 #define INSTANTIATE_MARRAY2_FRIENDS(T) \ |
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1992
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94 template MArray2<T>& operator += (MArray2<T>& a, const T& s); \ |
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95 template MArray2<T>& operator -= (MArray2<T>& a, const T& s); \ |
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96 template MArray2<T>& operator += (MArray2<T>& a, const MArray2<T>& b); \ |
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97 template MArray2<T>& operator -= (MArray2<T>& a, const MArray2<T>& b); \ |
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1988
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98 template MArray2<T> operator + (const MArray2<T>& a, const T& s); \ |
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99 template MArray2<T> operator - (const MArray2<T>& a, const T& s); \ |
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100 template MArray2<T> operator * (const MArray2<T>& a, const T& s); \ |
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101 template MArray2<T> operator / (const MArray2<T>& a, const T& s); \ |
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102 template MArray2<T> operator + (const T& s, const MArray2<T>& a); \ |
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103 template MArray2<T> operator - (const T& s, const MArray2<T>& a); \ |
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104 template MArray2<T> operator * (const T& s, const MArray2<T>& a); \ |
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105 template MArray2<T> operator / (const T& s, const MArray2<T>& a); \ |
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106 template MArray2<T> operator + (const MArray2<T>& a, const MArray2<T>& b); \ |
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107 template MArray2<T> operator - (const MArray2<T>& a, const MArray2<T>& b); \ |
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108 template MArray2<T> product (const MArray2<T>& a, const MArray2<T>& b); \ |
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109 template MArray2<T> quotient (const MArray2<T>& a, const MArray2<T>& b); \ |
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110 template MArray2<T> operator - (const MArray2<T>& a); |
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111 |
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112 #endif |
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113 |
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114 /* |
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115 ;;; Local Variables: *** |
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116 ;;; mode: C++ *** |
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117 ;;; End: *** |
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118 */ |
