Copyright (C) 2000-2012 |
Whole document tree mask_array.hGo to the documentation of this file.00001 // The template and inlines for the -*- C++ -*- mask_array class. 00002 00003 // Copyright (C) 1997-2001 Free Software Foundation, Inc. 00004 // 00005 // This file is part of the GNU ISO C++ Library. This library is free 00006 // software; you can redistribute it and/or modify it under the 00007 // terms of the GNU General Public License as published by the 00008 // Free Software Foundation; either version 2, or (at your option) 00009 // any later version. 00010 00011 // This library is distributed in the hope that it will be useful, 00012 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00013 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00014 // GNU General Public License for more details. 00015 00016 // You should have received a copy of the GNU General Public License along 00017 // with this library; see the file COPYING. If not, write to the Free 00018 // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, 00019 // USA. 00020 00021 // As a special exception, you may use this file as part of a free software 00022 // library without restriction. Specifically, if other files instantiate 00023 // templates or use macros or inline functions from this file, or you compile 00024 // this file and link it with other files to produce an executable, this 00025 // file does not by itself cause the resulting executable to be covered by 00026 // the GNU General Public License. This exception does not however 00027 // invalidate any other reasons why the executable file might be covered by 00028 // the GNU General Public License. 00029 00030 // Written by Gabriel Dos Reis <Gabriel.Dos-Reis@DPTMaths.ENS-Cachan.Fr> 00031 00032 #ifndef _CPP_BITS_MASK_ARRAY_H 00033 #define _CPP_BITS_MASK_ARRAY_H 1 00034 00035 #pragma GCC system_header 00036 00037 namespace std { 00038 00039 template <class _Tp> class mask_array 00040 { 00041 public: 00042 typedef _Tp value_type; 00043 00044 void operator= (const valarray<_Tp>&) const; 00045 void operator*= (const valarray<_Tp>&) const; 00046 void operator/= (const valarray<_Tp>&) const; 00047 void operator%= (const valarray<_Tp>&) const; 00048 void operator+= (const valarray<_Tp>&) const; 00049 void operator-= (const valarray<_Tp>&) const; 00050 void operator^= (const valarray<_Tp>&) const; 00051 void operator&= (const valarray<_Tp>&) const; 00052 void operator|= (const valarray<_Tp>&) const; 00053 void operator<<=(const valarray<_Tp>&) const; 00054 void operator>>=(const valarray<_Tp>&) const; 00055 void operator= (const _Tp&); 00056 00057 // ~mask_array (); 00058 00059 template<class _Dom> 00060 void operator= (const _Expr<_Dom,_Tp>&) const; 00061 template<class _Dom> 00062 void operator*= (const _Expr<_Dom,_Tp>&) const; 00063 template<class _Dom> 00064 void operator/= (const _Expr<_Dom,_Tp>&) const; 00065 template<class _Dom> 00066 void operator%= (const _Expr<_Dom,_Tp>&) const; 00067 template<class _Dom> 00068 void operator+= (const _Expr<_Dom,_Tp>&) const; 00069 template<class _Dom> 00070 void operator-= (const _Expr<_Dom,_Tp>&) const; 00071 template<class _Dom> 00072 void operator^= (const _Expr<_Dom,_Tp>&) const; 00073 template<class _Dom> 00074 void operator&= (const _Expr<_Dom,_Tp>&) const; 00075 template<class _Dom> 00076 void operator|= (const _Expr<_Dom,_Tp>&) const; 00077 template<class _Dom> 00078 void operator<<=(const _Expr<_Dom,_Tp>&) const; 00079 template<class _Dom> 00080 void operator>>=(const _Expr<_Dom,_Tp>&) const; 00081 00082 private: 00083 mask_array (_Array<_Tp>, size_t, _Array<bool>); 00084 friend class valarray<_Tp>; 00085 00086 const size_t _M_sz; 00087 const _Array<bool> _M_mask; 00088 const _Array<_Tp> _M_array; 00089 00090 mask_array (const mask_array&); 00091 00092 // not implemented 00093 mask_array (); 00094 mask_array& operator= (const mask_array&); 00095 }; 00096 00097 00098 template<typename _Tp> 00099 inline mask_array<_Tp>::mask_array (const mask_array<_Tp>& a) 00100 : _M_sz (a._M_sz), _M_mask (a._M_mask), _M_array (a._M_array) {} 00101 00102 template<typename _Tp> 00103 inline 00104 mask_array<_Tp>::mask_array (_Array<_Tp> __a, size_t __s, _Array<bool> __m) 00105 : _M_sz (__s), _M_mask (__m), _M_array (__a) {} 00106 00107 // template<typename _Tp> 00108 // inline mask_array<_Tp>::~mask_array () {} 00109 00110 template<typename _Tp> 00111 inline void 00112 mask_array<_Tp>::operator= (const _Tp& __t) 00113 { __valarray_fill (_M_array, _M_sz, _M_mask, __t); } 00114 00115 template<typename _Tp> 00116 inline void 00117 mask_array<_Tp>::operator= (const valarray<_Tp>& __v) const 00118 { __valarray_copy (_Array<_Tp> (__v), __v.size (), _M_array, _M_mask); } 00119 00120 template<typename _Tp> 00121 template<class E> 00122 inline void 00123 mask_array<_Tp>::operator= (const _Expr<E, _Tp>& __e) const 00124 { __valarray_copy (__e, __e.size (), _M_array, _M_mask); } 00125 00126 #undef _DEFINE_VALARRAY_OPERATOR 00127 #define _DEFINE_VALARRAY_OPERATOR(op, name) \ 00128 template<typename _Tp> \ 00129 inline void \ 00130 mask_array<_Tp>::operator op##= (const valarray<_Tp>& __v) const \ 00131 { \ 00132 _Array_augmented_##name (_M_array, _M_mask, \ 00133 _Array<_Tp> (__v), __v.size ()); \ 00134 } \ 00135 \ 00136 template<typename _Tp> template<class E> \ 00137 inline void \ 00138 mask_array<_Tp>::operator op##= (const _Expr<E, _Tp>& __e) const \ 00139 { \ 00140 _Array_augmented_##name (_M_array, _M_mask, __e, __e.size ()); \ 00141 } 00142 00143 _DEFINE_VALARRAY_OPERATOR(*, multiplies) 00144 _DEFINE_VALARRAY_OPERATOR(/, divides) 00145 _DEFINE_VALARRAY_OPERATOR(%, modulus) 00146 _DEFINE_VALARRAY_OPERATOR(+, plus) 00147 _DEFINE_VALARRAY_OPERATOR(-, minus) 00148 _DEFINE_VALARRAY_OPERATOR(^, xor) 00149 _DEFINE_VALARRAY_OPERATOR(&, and) 00150 _DEFINE_VALARRAY_OPERATOR(|, or) 00151 _DEFINE_VALARRAY_OPERATOR(<<, shift_left) 00152 _DEFINE_VALARRAY_OPERATOR(>>, shift_right) 00153 00154 #undef _DEFINE_VALARRAY_OPERATOR 00155 00156 } // std:: 00157 00158 #endif /* _CPP_BITS_MASK_ARRAY_H */ 00159 00160 // Local Variables: 00161 // mode:c++ 00162 // End: Generated on Mon Apr 8 03:11:30 2002 for libstdc++-v3 Source by 1.2.15 |