59 lines
1.8 KiB
C
59 lines
1.8 KiB
C
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/****************************************************************************
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Copyright (c) 2011-2013,WebJet Business Division,CYOU
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http://www.genesis-3d.com.cn
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#ifndef __algorithm_H__
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#define __algorithm_H__
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#include "util/array.h"
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#include "util/dictionary.h"
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namespace Util
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{
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// TEMPLATE FUNCTION swap (from <algorithm>)
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// if container. use container::swap
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template<class _Ty> inline
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void Swap(_Ty& _Left, _Ty& _Right)
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{ // exchange values stored at _Left and _Right
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if (&_Left != &_Right)
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{ // different, worth swapping
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_Ty _Tmp = _Left;
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_Left = _Right;
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_Right = _Tmp;
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}
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}
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//------------------------------------------------------------------------
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inline bool IsPowerTwo(SizeT size)
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{
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return (size & (size -1)) == 0;
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}
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}
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#endif // __algorithm_H__
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