mirror of https://github.com/PrimeDecomp/prime.git
54 lines
1.2 KiB
C++
54 lines
1.2 KiB
C++
#ifndef _CSTOPWATCH
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#define _CSTOPWATCH
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#include "types.h"
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#include "dolphin/os.h"
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class CStopwatch {
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public:
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class CSWData {
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public:
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CSWData() : x0_timerFreq(0), x8_timerFreqO1M(0), x10_timerPeriod(0.f) {}
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bool Initialize();
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void Wait(float) const;
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s64 GetTimerFreq() const { return x0_timerFreq; }
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s64 GetTimerFreqO1M() const { return x8_timerFreqO1M; }
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float GetTimerPeriod() const { return x10_timerPeriod; }
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s64 GetCPUCycles() const { return OSGetTime(); }
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private:
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s64 x0_timerFreq;
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s64 x8_timerFreqO1M;
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float x10_timerPeriod;
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};
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CStopwatch() : x0_startTime(mData.GetCPUCycles()) {}
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static bool InitGlobalTimer();
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static CStopwatch& GetGlobalTimerObj();
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inline void Reset() {
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if (mData.GetTimerFreq() == 0) {
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mData.Initialize();
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}
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x0_startTime = mData.GetCPUCycles();
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}
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inline float GetElapsedTime() const {
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return (mData.GetCPUCycles() - x0_startTime) * mData.GetTimerPeriod();
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}
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inline s64 GetElapsedMicros() const {
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return (mData.GetCPUCycles() - x0_startTime) / mData.GetTimerFreqO1M();
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}
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static void Wait(float);
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private:
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static CSWData mData;
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static CStopwatch mGlobalTimer;
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s64 x0_startTime;
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};
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#endif // _CSTOPWATCH
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