WIN32/OgreTimerImp.h

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00001 /*
00002 -----------------------------------------------------------------------------
00003 This source file is part of OGRE
00004     (Object-oriented Graphics Rendering Engine)
00005 For the latest info, see http://www.ogre3d.org/
00006 
00007 Copyright (c) 2000-2006 Torus Knot Software Ltd
00008 Also see acknowledgements in Readme.html
00009 
00010 This program is free software; you can redistribute it and/or modify it under
00011 the terms of the GNU Lesser General Public License as published by the Free Software
00012 Foundation; either version 2 of the License, or (at your option) any later
00013 version.
00014 
00015 This program is distributed in the hope that it will be useful, but WITHOUT
00016 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
00017 FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
00018 
00019 You should have received a copy of the GNU Lesser General Public License along with
00020 this program; if not, write to the Free Software Foundation, Inc., 59 Temple
00021 Place - Suite 330, Boston, MA 02111-1307, USA, or go to
00022 http://www.gnu.org/copyleft/lesser.txt.
00023 
00024 You may alternatively use this source under the terms of a specific version of
00025 the OGRE Unrestricted License provided you have obtained such a license from
00026 Torus Knot Software Ltd.
00027 -----------------------------------------------------------------------------
00028 */
00029 #ifndef __Win32Timer_H__
00030 #define __Win32Timer_H__
00031 
00032 #define WIN32_LEAN_AND_MEAN
00033 #define NOMINMAX // required to stop windows.h messing up std::min
00034 #include "windows.h"
00035 
00036 namespace Ogre
00037 {
00038     class _OgreExport Timer : public TimerAlloc
00039     {
00040     private:
00041         clock_t mZeroClock;
00042 
00043         DWORD mStartTick;
00044         LONGLONG mLastTime;
00045         LARGE_INTEGER mStartTime;
00046         LARGE_INTEGER mFrequency;
00047 
00048         DWORD mTimerMask;
00049     public:
00051         Timer();
00052         ~Timer();
00053 
00074         bool setOption( const String& strKey, const void* pValue );
00075 
00077         void reset();
00078 
00080         unsigned long getMilliseconds();
00081 
00083         unsigned long getMicroseconds();
00084 
00086         unsigned long getMillisecondsCPU();
00087 
00089         unsigned long getMicrosecondsCPU();
00090     };
00091 } 
00092 #endif

Copyright © 2008 Torus Knot Software Ltd
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Last modified Sun Sep 27 22:02:26 2009