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# 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 #ifndef WIN32_LEAN_AND_MEAN
    00033 #  define WIN32_LEAN_AND_MEAN
    00034 #endif
    00035 #include "windows.h"
    00036
    00037 //Get around Windows hackery
    00038 #ifdef max
    00039 #  undef max
    00040 #endif
    00041 #ifdef min
    00042 #  undef min
    00043 #endif
    00044
    00045 #define FREQUENCY_RESAMPLE_RATE 200
    00046
    00047 namespace Ogre
    00048 {
    00049     class _OgreExport Timer
    00050     {
    00051     private:
    00052         clock_t zeroClock;
    00053
    00054         DWORD mStartTick;
    00055         LONGLONG mLastTime;
    00056         LARGE_INTEGER mStartTime;
    00057         LARGE_INTEGER mFrequency;
    00058
    00059         DWORD mProcMask;
    00060         DWORD mSysMask;
    00061
    00062         HANDLE mThread;
    00063
    00064         DWORD mQueryCount;
    00065     public:
    00066         Timer();
    00067         ~Timer();
    00068
    00070         void reset();
    00071
    00073         unsigned long getMilliseconds();
    00074
    00076         unsigned long getMicroseconds();
    00077
    00079         unsigned long getMillisecondsCPU();
    00080
    00082         unsigned long getMicrosecondsCPU();
    00083     };
    00084 }
    00085 #endif

Copyright © 2000-2005 by The OGRE Team
This work is licensed under a Creative Commons Attribution-ShareAlike 2.5 License.
Last modified Sun Sep 30 10:50:57 2007