author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Mon, 03 May 2010 14:06:43 +0300 | |
changeset 22 | ddc455616bd6 |
parent 0 | e4d67989cc36 |
permissions | -rw-r--r-- |
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/* |
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* |
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* |
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* Copyright (c) 1994 |
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* Hewlett-Packard Company |
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* |
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* Copyright (c) 1996,1997 |
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* Silicon Graphics Computer Systems, Inc. |
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* |
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* Copyright (c) 1997 |
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* Moscow Center for SPARC Technology |
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* |
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* Copyright (c) 1999 |
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* Boris Fomitchev |
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* |
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* This material is provided "as is", with absolutely no warranty expressed |
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* or implied. Any use is at your own risk. |
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* |
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* Permission to use or copy this software for any purpose is hereby granted |
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* without fee, provided the above notices are retained on all copies. |
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* Permission to modify the code and to distribute modified code is granted, |
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* provided the above notices are retained, and a notice that the code was |
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* modified is included with the above copyright notice. |
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* |
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*/ |
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#ifndef _STLP_NUMERIC_C |
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#define _STLP_NUMERIC_C |
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|
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#ifndef _STLP_INTERNAL_NUMERIC_H |
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# include <stl/_numeric.h> |
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#endif |
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_STLP_BEGIN_NAMESPACE |
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_STLP_MOVE_TO_PRIV_NAMESPACE |
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template <class _InputIterator, class _OutputIterator, class _Tp, |
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class _BinaryOperation> |
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_OutputIterator |
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__partial_sum(_InputIterator __first, _InputIterator __last, |
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_OutputIterator __result, _Tp*, _BinaryOperation __binary_op) { |
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_STLP_DEBUG_CHECK(__check_range(__first, __last)) |
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if (__first == __last) return __result; |
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*__result = *__first; |
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|
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_Tp __val = *__first; |
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while (++__first != __last) { |
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__val = __binary_op(__val, *__first); |
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*++__result = __val; |
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} |
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return ++__result; |
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} |
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|
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template <class _InputIterator, class _OutputIterator, class _Tp, |
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class _BinaryOperation> |
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_OutputIterator |
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__adjacent_difference(_InputIterator __first, _InputIterator __last, |
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_OutputIterator __result, _Tp*, |
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_BinaryOperation __binary_op) { |
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_STLP_DEBUG_CHECK(__check_range(__first, __last)) |
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if (__first == __last) return __result; |
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*__result = *__first; |
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_Tp __val = *__first; |
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while (++__first != __last) { |
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_Tp __tmp = *__first; |
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*++__result = __binary_op(__tmp, __val); |
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__val = __tmp; |
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} |
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return ++__result; |
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} |
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|
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template <class _Tp, class _Integer, class _MonoidOperation> |
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_Tp __power(_Tp __x, _Integer __n, _MonoidOperation __opr) { |
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_STLP_MPWFIX_TRY |
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if (__n == 0) |
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return __identity_element(__opr); |
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else { |
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while ((__n & 1) == 0) { |
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__n >>= 1; |
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__x = __opr(__x, __x); |
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} |
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_Tp __result = __x; |
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_STLP_MPWFIX_TRY |
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__n >>= 1; |
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while (__n != 0) { |
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__x = __opr(__x, __x); |
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if ((__n & 1) != 0) |
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__result = __opr(__result, __x); |
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__n >>= 1; |
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} |
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return __result; |
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_STLP_MPWFIX_CATCH |
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} |
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_STLP_MPWFIX_CATCH_ACTION(__x = _Tp()) |
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} |
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_STLP_MOVE_TO_STD_NAMESPACE |
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_STLP_END_NAMESPACE |
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#endif /* _STLP_NUMERIC_C */ |
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// Local Variables: |
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parents:
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// mode:C++ |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
106 |
// End: |