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OgreTimer.cpp

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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 Š 2000-2002 The OGRE Team
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 */
00025 #include "OgreStableHeaders.h"
00026 #include "OgreTimer.h"
00027 
00028 namespace Ogre
00029 {
00030     Timer::Timer()
00031     {
00032         // SJS: removed reset call since this is not polymorphic
00033         // reset();
00034     }
00035     
00036     void Timer::reset()
00037     {
00038         zeroClock = clock();
00039     }
00040     
00041     unsigned long Timer::getMilliseconds()
00042     {
00043         return getMillisecondsCPU();
00044     }
00045     
00046     unsigned long Timer::getMillisecondsCPU()
00047     {
00048         clock_t newClock = clock();
00049         return (unsigned long)((float)(newClock-zeroClock) / ((float)CLOCKS_PER_SEC/1000.0)) ;
00050     }
00051 
00052     unsigned long Timer::getMicroseconds()
00053     {
00054         return getMicrosecondsCPU();
00055     }
00056     
00057     unsigned long Timer::getMicrosecondsCPU()
00058     {
00059         clock_t newClock = clock();
00060         return (unsigned long)((float)(newClock-zeroClock) / ((float)CLOCKS_PER_SEC/1000000.0)) ;
00061     }
00062 }

Copyright © 2002-2003 by The OGRE Team
Last modified Fri May 14 23:22:53 2004