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// numeric stl/clr header |
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#ifndef _CLI_NUMERIC_ |
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#define _CLI_NUMERIC_ |
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#include <cliext/memory> |
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namespace cliext { |
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// TEMPLATE FUNCTION accumulate |
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template<class _InIt, |
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class _Ty> inline |
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_Ty accumulate_unchecked(_InIt _First, _InIt _Last, _Ty _Val) |
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{ // return sum of _Val and all in [_First, _Last) |
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for (; _First != _Last; ++_First) |
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_Val = _Val + *_First; |
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return (_Val); |
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} |
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template<class _InIt, |
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class _Ty> inline |
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_Ty accumulate(_InIt _First, _InIt _Last, _Ty _Val) |
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{ // return sum of _Val and all in [_First, _Last) |
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_STLCLRDB_RANGE(_First, _Last); |
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return (cliext::accumulate_unchecked( |
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_Unchecked(_First), _Unchecked(_Last), _Val)); |
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} |
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// TEMPLATE FUNCTION accumulate WITH BINOP |
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template<class _InIt, |
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class _Ty, |
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class _Fn2> inline |
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_Ty accumulate_unchecked(_InIt _First, _InIt _Last, |
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_Ty _Val, _Fn2 _Func) |
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{ // return sum of _Val and all in [_First, _Last), using _Func |
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for (; _First != _Last; ++_First) |
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_Val = _Func(_Val, *_First); |
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return (_Val); |
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} |
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template<class _InIt, |
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class _Ty, |
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class _Fn2> inline |
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_Ty accumulate(_InIt _First, _InIt _Last, |
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_Ty _Val, _Fn2 _Func) |
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{ // return sum of _Val and all in [_First, _Last), using _Func |
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_STLCLRDB_RANGE(_First, _Last); |
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_STLCLRDB_POINTER(_Func); |
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return (cliext::accumulate_unchecked( |
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_Unchecked(_First), _Unchecked(_Last), _Val, _Func)); |
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} |
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// TEMPLATE FUNCTION inner_product |
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template<class _InIt1, |
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class _InIt2, |
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class _Ty> inline |
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_Ty inner_product_unchecked(_InIt1 _First1, _InIt1 _Last1, |
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_InIt2 _First2, _Ty _Val) |
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{ // return inner product of sequences |
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for (; _First1 != _Last1; ++_First1, ++_First2) |
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_Val = _Val + *_First1 * *_First2; |
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return (_Val); |
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} |
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template<class _InIt1, |
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class _InIt2, |
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class _Ty> inline |
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_Ty inner_product(_InIt1 _First1, _InIt1 _Last1, |
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_InIt2 _First2, _Ty _Val) |
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{ // return inner product of sequences |
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_STLCLRDB_RANGE(_First1, _Last1); |
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_STLCLRDB_POINTER(_First2); |
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return (cliext::inner_product_unchecked( |
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_Unchecked(_First1), _Unchecked(_Last1), |
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_Unchecked(_First2), _Val)); |
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} |
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// TEMPLATE FUNCTION inner_product WITH BINOPS |
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template<class _InIt1, |
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class _InIt2, |
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class _Ty, |
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class _Fn21, |
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class _Fn22> inline |
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_Ty inner_product_unchecked(_InIt1 _First1, _InIt1 _Last1, |
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_InIt2 _First2, _Ty _Val, _Fn21 _Func1, _Fn22 _Func2) |
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{ // return inner product of sequences, using _Func1 and _Func2 |
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for (; _First1 != _Last1; ++_First1, ++_First2) |
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_Val = _Func1(_Val, _Func2(*_First1, *_First2)); |
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return (_Val); |
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} |
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template<class _InIt1, |
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class _InIt2, |
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class _Ty, |
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class _Fn21, |
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class _Fn22> inline |
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_Ty inner_product(_InIt1 _First1, _InIt1 _Last1, |
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_InIt2 _First2, _Ty _Val, _Fn21 _Func1, _Fn22 _Func2) |
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{ // return inner product of sequences, using _Func1 and _Func2 |
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_STLCLRDB_RANGE(_First1, _Last1); |
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_STLCLRDB_POINTER(_First2); |
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_STLCLRDB_POINTER(_Func1); |
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_STLCLRDB_POINTER(_Func2); |
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return (cliext::inner_product_unchecked( |
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_Unchecked(_First1), _Unchecked(_Last1), |
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_Unchecked(_First2), _Val, _Func1, _Func2)); |
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} |
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// TEMPLATE FUNCTION partial_sum |
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template<class _InIt, |
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class _OutIt> inline |
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_OutIt partial_sum_unchecked(_InIt _First, _InIt _Last, |
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_OutIt _Dest) |
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{ // compute partial sums into _Dest |
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typedef iterator_traits<_InIt>::value_type _Ty; |
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if (_First == _Last) |
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return (_Dest); |
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else |
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{ // compute nontrivial sum |
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_Ty _Val = *_First; |
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for (*_Dest = _Val; ++_First != _Last; *++_Dest = _Val) |
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_Val = _Val + *_First; |
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return (++_Dest); |
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} |
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} |
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_Unchecked(_Dest))); |
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} |
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// TEMPLATE FUNCTION partial_sum WITH BINOP |
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template<class _InIt, |
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class _OutIt, |
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class _Fn2> inline |
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_OutIt partial_sum_unchecked(_InIt _First, _InIt _Last, |
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_OutIt _Dest, _Fn2 _Func) |
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{ // compute partial sums into _Dest, using _Func |
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typedef iterator_traits<_InIt>::value_type _Ty; |
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if (_First == _Last) |
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return (_Dest); |
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else |
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{ // compute nontrivial sum |
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_Ty _Val = *_First; |
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for (*_Dest = _Val; ++_First != _Last; *++_Dest = _Val) |
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_Val = _Func(_Val, *_First); |
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return (++_Dest); |
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} |
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} |
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template<class _InIt, |
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class _OutIt, |
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class _Fn2> inline |
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_OutIt partial_sum(_InIt _First, _InIt _Last, |
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_OutIt _Dest, _Fn2 _Func) |
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{ // compute partial sums into _Dest, using _Func |
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_STLCLRDB_RANGE(_First, _Last); |
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_STLCLRDB_POINTER(_Dest); |
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_STLCLRDB_POINTER(_Func); |
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return (cliext::partial_sum_unchecked( |
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_Unchecked(_First), _Unchecked(_Last), |
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_Unchecked(_Dest), _Func)); |
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} |
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// TEMPLATE FUNCTION adjacent_difference |
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template<class _InIt, |
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class _OutIt> inline |
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_OutIt adjacent_difference_unchecked(_InIt _First, _InIt _Last, |
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_OutIt _Dest) |
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{ // compute adjacent differences into _Dest |
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typedef iterator_traits<_InIt>::value_type _Ty; |
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if (_First == _Last) |
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return (_Dest); |
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else |
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{ // compute nontrivial difference |
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_Ty _Val = *_First; |
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for (*_Dest = _Val; ++_First != _Last; ) |
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{ // compute another difference |
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_Ty _Tmp = *_First; |
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*++_Dest = _Tmp - _Val; |
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_Val = _Tmp; |
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} |
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return (++_Dest); |
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} |
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} |
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template<class _InIt, |
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class _OutIt> inline |
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_OutIt adjacent_difference(_InIt _First, _InIt _Last, |
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_OutIt _Dest) |
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{ // compute adjacent differences into _Dest |
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_STLCLRDB_RANGE(_First, _Last); |
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_STLCLRDB_POINTER(_Dest); |
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return (cliext::adjacent_difference_unchecked( |
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_Unchecked(_First), _Unchecked(_Last), |
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_Unchecked(_Dest))); |
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} |
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// TEMPLATE FUNCTION adjacent_difference WITH BINOP |
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template<class _InIt, |
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class _OutIt, |
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class _Fn2> inline |
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_OutIt adjacent_difference_unchecked(_InIt _First, _InIt _Last, |
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_OutIt _Dest, _Fn2 _Func) |
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{ // compute adjacent differences into _Dest, using _Func |
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typedef iterator_traits<_InIt>::value_type _Ty; |
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if (_First == _Last) |
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return (_Dest); |
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else |
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{ // compute nontrivial difference |
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_Ty _Val = *_First; |
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for (*_Dest = _Val; ++_First != _Last; ) |
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{ // compute another difference |
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_Ty _Tmp = *_First; |
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*++_Dest = _Func(_Tmp, _Val); |
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_Val = _Tmp; |
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} |
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return (++_Dest); |
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} |
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} |
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template<class _InIt, |
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class _OutIt, |
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class _Fn2> inline |
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_OutIt adjacent_difference(_InIt _First, _InIt _Last, |
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_OutIt _Dest, _Fn2 _Func) |
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{ // compute adjacent differences into _Dest, using _Func |
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_STLCLRDB_RANGE(_First, _Last); |
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_STLCLRDB_POINTER(_Dest); |
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_STLCLRDB_POINTER(_Func); |
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return (cliext::adjacent_difference_unchecked( |
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_Unchecked(_First), _Unchecked(_Last), |
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_Unchecked(_Dest), _Func)); |
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} |
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} // namespace cliext |
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#endif /* _CLI_NUMERIC_ */ |
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/* |
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* Copyright (c) 2004-2007 by Dinkumware, Ltd. ALL RIGHTS RESERVED. |
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* Consult your license regarding permissions and restrictions. |
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V5.03:0009 */ |
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