#ifndef _CSTOPWATCH_HPP #define _CSTOPWATCH_HPP #include "types.h" #include "dolphin/os.h" class CStopwatch { public: class CSWData { public: CSWData() : x0_timerFreq(0) , x8_timerFreqO1M(0) , x10_timerPeriod(0.f) {} bool Initialize(); void Wait(f32) const; s64 GetTimerFreq() const { return x0_timerFreq; } s64 GetTimerFreqO1M() const { return x8_timerFreqO1M; } f32 GetTimerPeriod() const { return x10_timerPeriod; } s64 GetCPUCycles() const { return OSGetTime(); } private: s64 x0_timerFreq; s64 x8_timerFreqO1M; f32 x10_timerPeriod; }; CStopwatch() : x0_startTime(mData.GetCPUCycles()) {} static bool InitGlobalTimer(); static CStopwatch& GetGlobalTimerObj(); inline void Reset() { if (mData.GetTimerFreq() == 0) { mData.Initialize(); } x0_startTime = mData.GetCPUCycles(); } inline f32 GetElapsedTime() const { return (mData.GetCPUCycles() - x0_startTime) * mData.GetTimerPeriod(); } inline s64 GetElapsedMicros() const { return (mData.GetCPUCycles() - x0_startTime) / mData.GetTimerFreqO1M(); } static void Wait(f32); private: static CSWData mData; static CStopwatch mGlobalTimer; s64 x0_startTime; }; #endif