mirror of
https://github.com/DaedalusX64/daedalus.git
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76 lines
2.2 KiB
C++
76 lines
2.2 KiB
C++
/*
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Copyright (C) 2007 StrmnNrmn
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include "BuildOptions.h"
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#include "Base/Types.h"
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#include "Utility/Timer.h"
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#include "System/Timing.h"
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//*************************************************************************************
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//
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//*************************************************************************************
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CTimer::CTimer()
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{
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u64 freq;
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NTiming::GetPreciseFrequency( &freq );
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mFreqInv = 1.0f / f32( freq );
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NTiming::GetPreciseTime( &mResetTime );
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mLastTime = mResetTime;
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}
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//*************************************************************************************
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//
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//*************************************************************************************
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float CTimer::GetElapsedSecondsSinceReset()
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{
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u64 now;
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NTiming::GetPreciseTime( &now );
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u64 elapsed_ticks( now - mResetTime );
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return f32(elapsed_ticks) * mFreqInv;
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}
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//*************************************************************************************
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//
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//*************************************************************************************
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float CTimer::GetElapsedSeconds()
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{
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u64 now;
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NTiming::GetPreciseTime( &now );
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u64 elapsed_ticks( now - mLastTime );
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mLastTime = now;
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return f32(elapsed_ticks) * mFreqInv;
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}
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//*************************************************************************************
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//
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//*************************************************************************************
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void CTimer::Reset()
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{
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u64 now;
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NTiming::GetPreciseTime( &now );
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mResetTime = now;
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mLastTime = now;
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}
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