27ac1891d2
* std/std_valarray.h: New file. * std/slice.h: New file. * std/slice_array.h: New file. * std/gslice.h: New file. * std/gslice_array.h: New file. * std/mask_array.h: New file. * std/indirect_array.h: New file. * std/valarray_array.h: New file. * std/valarray_array.tcc: New file. * std/valarray_meta.h: New file. * valarray.cc: New file. * valarray: New file * Makefile.in (OBJS): add valarray.o (HEADERS): add valarray (valarray.o): define dependency on valarray.cc (install): make it possible to install valarray files. From-SVN: r27354
157 lines
5.2 KiB
C++
157 lines
5.2 KiB
C++
// The template and inlines for the -*- C++ -*- slice_array class.
|
|
|
|
// Copyright (C) 1997-1999 Cygnus Solutions
|
|
//
|
|
// 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 __SLICE_ARRAY__
|
|
#define __SLICE_ARRAY__
|
|
|
|
extern "C++" {
|
|
|
|
template<typename _T>
|
|
class slice_array
|
|
{
|
|
public:
|
|
typedef _T value_type;
|
|
|
|
void operator= (const valarray<_T>&) const;
|
|
void operator*= (const valarray<_T>&) const;
|
|
void operator/= (const valarray<_T>&) const;
|
|
void operator%= (const valarray<_T>&) const;
|
|
void operator+= (const valarray<_T>&) const;
|
|
void operator-= (const valarray<_T>&) const;
|
|
void operator^= (const valarray<_T>&) const;
|
|
void operator&= (const valarray<_T>&) const;
|
|
void operator|= (const valarray<_T>&) const;
|
|
void operator<<= (const valarray<_T>&) const;
|
|
void operator>>= (const valarray<_T>&) const;
|
|
void operator= (const _T &);
|
|
|
|
template<class _Dom>
|
|
void operator= (const _Expr<_Dom,_T>&) const;
|
|
template<class _Dom>
|
|
void operator*= (const _Expr<_Dom,_T>&) const;
|
|
template<class _Dom>
|
|
void operator/= (const _Expr<_Dom,_T>&) const;
|
|
template<class _Dom>
|
|
void operator%= (const _Expr<_Dom,_T>&) const;
|
|
template<class _Dom>
|
|
void operator+= (const _Expr<_Dom,_T>&) const;
|
|
template<class _Dom>
|
|
void operator-= (const _Expr<_Dom,_T>&) const;
|
|
template<class _Dom>
|
|
void operator^= (const _Expr<_Dom,_T>&) const;
|
|
template<class _Dom>
|
|
void operator&= (const _Expr<_Dom,_T>&) const;
|
|
template<class _Dom>
|
|
void operator|= (const _Expr<_Dom,_T>&) const;
|
|
template<class _Dom>
|
|
void operator<<= (const _Expr<_Dom,_T>&) const;
|
|
template<class _Dom>
|
|
void operator>>= (const _Expr<_Dom,_T>&) const;
|
|
|
|
private:
|
|
friend class valarray<_T>;
|
|
slice_array(_Array<_T>, const slice&);
|
|
|
|
const size_t _M_sz;
|
|
const size_t _M_stride;
|
|
const _Array<_T> _M_array;
|
|
|
|
// this constructor is implemented since we need to return a value.
|
|
slice_array (const slice_array&);
|
|
|
|
// not implemented
|
|
slice_array ();
|
|
slice_array& operator= (const slice_array&);
|
|
};
|
|
|
|
template<typename _T>
|
|
inline slice_array<_T>::slice_array (_Array<_T> __a, const slice& __s)
|
|
: _M_sz (__s.size ()), _M_stride (__s.stride ()),
|
|
_M_array (__a.begin () + __s.start ()) {}
|
|
|
|
template<typename _Tp>
|
|
inline slice_array<_Tp>::slice_array(const slice_array<_Tp>& a)
|
|
: _M_sz(a._M_sz), _M_stride(a._M_stride), _M_array(a._M_array) {}
|
|
|
|
template<typename _T>
|
|
inline void
|
|
slice_array<_T>::operator= (const _T& __t)
|
|
{ __valarray_fill (_M_array, _M_sz, _M_stride, __t); }
|
|
|
|
template<typename _T>
|
|
inline void
|
|
slice_array<_T>::operator= (const valarray<_T>& __v) const
|
|
{ __valarray_copy (_Array<_T> (__v), _M_array, _M_sz, _M_stride); }
|
|
|
|
template<typename _T>
|
|
template<class _Dom>
|
|
inline void
|
|
slice_array<_T>::operator= (const _Expr<_Dom,_T>& __e) const
|
|
{ __valarray_copy (__e, _M_sz, _M_array, _M_stride); }
|
|
|
|
#undef _DEFINE_VALARRAY_OPERATOR
|
|
#define _DEFINE_VALARRAY_OPERATOR(op, name) \
|
|
template<typename _T> \
|
|
inline void \
|
|
slice_array<_T>::operator##op##= (const valarray<_T>& __v) const \
|
|
{ \
|
|
_Array_augmented_##name (_M_array, _M_sz, _M_stride, _Array<_T> (__v));\
|
|
} \
|
|
\
|
|
template<typename _T> template<class _Dom> \
|
|
inline void \
|
|
slice_array<_T>::operator##op##= (const _Expr<_Dom,_T>& __e) const \
|
|
{ \
|
|
_Array_augmented_##name (_M_array, _M_stride, __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
|
|
|
|
} // extern "C++"
|
|
|
|
#endif // __SLICE_ARRAY__
|
|
|
|
// Local Variables:
|
|
// mode:c++
|
|
// End:
|