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Whole document tree                   indirect_array.h Go to the documentation of this file. // The template and inlines for the -*- C++ -*- indirect_array class. // Copyright (C) 1997-2001 Free Software Foundation, Inc. // // This file is part of the GNU ISO C++ Library. This library is free // software; you can redistribute it and/or modify it under the // terms of the GNU General Public License as published by the // Free Software Foundation; either version 2, or (at your option) // any later version. // This library is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // You should have received a copy of the GNU General Public License along // with this library; see the file COPYING. If not, write to the Free // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, // USA. // As a special exception, you may use this file as part of a free software // library without restriction. Specifically, if other files instantiate // templates or use macros or inline functions from this file, or you compile // this file and link it with other files to produce an executable, this // file does not by itself cause the resulting executable to be covered by // the GNU General Public License. This exception does not however // invalidate any other reasons why the executable file might be covered by // the GNU General Public License. // Written by Gabriel Dos Reis <Gabriel.Dos-Reis@DPTMaths.ENS-Cachan.Fr> #ifndef _CPP_BITS_INDIRECT_ARRAY_H #define _CPP_BITS_INDIRECT_ARRAY_H 1 #pragma GCC system_header namespace std { template <class _Tp> class indirect_array { public: typedef _Tp value_type; void operator= (const valarray<_Tp>&) const; void operator*= (const valarray<_Tp>&) const; void operator/= (const valarray<_Tp>&) const; void operator%= (const valarray<_Tp>&) const; void operator+= (const valarray<_Tp>&) const; void operator-= (const valarray<_Tp>&) const; void operator^= (const valarray<_Tp>&) const; void operator&= (const valarray<_Tp>&) const; void operator|= (const valarray<_Tp>&) const; void operator<<= (const valarray<_Tp>&) const; void operator>>= (const valarray<_Tp>&) const; void operator= (const _Tp&); // ~indirect_array(); template<class _Dom> void operator= (const _Expr<_Dom, _Tp>&) const; template<class _Dom> void operator*= (const _Expr<_Dom, _Tp>&) const; template<class _Dom> void operator/= (const _Expr<_Dom, _Tp>&) const; template<class _Dom> void operator%= (const _Expr<_Dom, _Tp>&) const; template<class _Dom> void operator+= (const _Expr<_Dom, _Tp>&) const; template<class _Dom> void operator-= (const _Expr<_Dom, _Tp>&) const; template<class _Dom> void operator^= (const _Expr<_Dom, _Tp>&) const; template<class _Dom> void operator&= (const _Expr<_Dom, _Tp>&) const; template<class _Dom> void operator|= (const _Expr<_Dom, _Tp>&) const; template<class _Dom> void operator<<= (const _Expr<_Dom, _Tp>&) const; template<class _Dom> void operator>>= (const _Expr<_Dom, _Tp>&) const; private: indirect_array (const indirect_array&); indirect_array (_Array<_Tp>, size_t, _Array<size_t>); friend class valarray<_Tp>; friend class gslice_array<_Tp>; const size_t _M_sz; const _Array<size_t> _M_index; const _Array<_Tp> _M_array; // not implemented indirect_array (); indirect_array& operator= (const indirect_array&); }; template<typename _Tp> inline indirect_array<_Tp>::indirect_array(const indirect_array<_Tp>& __a) : _M_sz (__a._M_sz), _M_index (__a._M_index), _M_array (__a._M_array) {} template<typename _Tp> inline indirect_array<_Tp>::indirect_array (_Array<_Tp> __a, size_t __s, _Array<size_t> __i) : _M_sz (__s), _M_index (__i), _M_array (__a) {} // template<typename _Tp> // inline indirect_array<_Tp>::~indirect_array() {} template<typename _Tp> inline void indirect_array<_Tp>::operator= (const _Tp& __t) { __valarray_fill(_M_array, _M_index, _M_sz, __t); } template<typename _Tp> inline void indirect_array<_Tp>::operator= (const valarray<_Tp>& __v) const { __valarray_copy (_Array<_Tp> (__v), _M_sz, _M_array, _M_index); } template<typename _Tp> template<class _Dom> inline void indirect_array<_Tp>::operator= (const _Expr<_Dom,_Tp>& __e) const { __valarray_copy (__e, _M_sz, _M_array, _M_index); } #undef _DEFINE_VALARRAY_OPERATOR #define _DEFINE_VALARRAY_OPERATOR(op, name) \ template<typename _Tp> \ inline void \ indirect_array<_Tp>::operator op##= (const valarray<_Tp>& __v) const \ { \ _Array_augmented_##name (_M_array, _M_index, _Array<_Tp> (__v), _M_sz); \ } \ \ template<typename _Tp> template<class _Dom> \ inline void \ indirect_array<_Tp>::operator op##= (const _Expr<_Dom,_Tp>& __e) const \ { \ _Array_augmented_##name (_M_array, _M_index, __e, _M_sz); \ } _DEFINE_VALARRAY_OPERATOR(*, multiplies) _DEFINE_VALARRAY_OPERATOR(/, divides) _DEFINE_VALARRAY_OPERATOR(%, modulus) _DEFINE_VALARRAY_OPERATOR(+, plus) _DEFINE_VALARRAY_OPERATOR(-, minus) _DEFINE_VALARRAY_OPERATOR(^, xor) _DEFINE_VALARRAY_OPERATOR(&, and) _DEFINE_VALARRAY_OPERATOR(|, or) _DEFINE_VALARRAY_OPERATOR(<<, shift_left) _DEFINE_VALARRAY_OPERATOR(>>, shift_right) #undef _DEFINE_VALARRAY_OPERATOR } // std:: #endif /* _CPP_BITS_INDIRECT_ARRAY_H */ // Local Variables: // mode:c++ // End: