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https://github.com/rn10950/RetroZilla.git
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108 lines
3.0 KiB
C
108 lines
3.0 KiB
C
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#ifndef __STOPWATCH_H
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#define __STOPWATCH_H
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#include "nscore.h"
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#include "prlog.h"
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#include "nsDeque.h"
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#ifdef XP_MAC
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#define R__MAC
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#endif
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#ifdef XP_UNIX
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#define R__UNIX
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#endif
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#ifdef MOZ_PERF_METRICS
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# define NS_RESET_AND_START_STOPWATCH(_sw) \
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_sw.Start(PR_TRUE);
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# define NS_START_STOPWATCH(_sw) \
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_sw.Start(PR_FALSE);
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# define NS_STOP_STOPWATCH(_sw) \
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_sw.Stop();
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# define NS_SAVE_STOPWATCH_STATE(_sw) \
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_sw.SaveState();
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# define NS_RESTORE_STOPWATCH_STATE(_sw) \
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_sw.RestoreState();
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#else
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# define NS_RESET_AND_START_STOPWATCH(_sw)
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# define NS_START_STOPWATCH(_sw)
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# define NS_STOP_STOPWATCH(_sw)
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# define NS_SAVE_STOPWATCH_STATE(_sw)
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# define NS_RESTORE_STOPWATCH_STATE(_sw)
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#endif
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#ifdef MOZ_PERF_METRICS
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static PRLogModuleInfo* gLogStopwatchModule = PR_NewLogModule("timing");
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#if 0
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#define RAPTOR_TRACE_STOPWATCHES 0x1
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#define RAPTOR_STOPWATCH_TRACE(_args) \
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PR_BEGIN_MACRO \
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PR_LOG(gLogStopwatchModule, RAPTOR_TRACE_STOPWATCHES, _args); \
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PR_END_MACRO
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#endif
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#define RAPTOR_STOPWATCH_TRACE(_args) \
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PR_BEGIN_MACRO \
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printf _args ; \
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PR_END_MACRO
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#else
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#define RAPTOR_TRACE_STOPWATCHES
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#define RAPTOR_STOPWATCH_TRACE(_args)
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#endif
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#ifdef DEBUG_STOPWATCH
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#define RAPTOR_STOPWATCH_DEBUGTRACE(_args) \
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PR_BEGIN_MACRO \
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printf _args ; \
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PR_END_MACRO
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#else
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#define RAPTOR_STOPWATCH_DEBUGTRACE(_args)
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#endif
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class Stopwatch {
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private:
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enum EState { kUndefined, kStopped, kRunning };
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double fStartRealTime; //wall clock start time
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double fStopRealTime; //wall clock stop time
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double fStartCpuTime; //cpu start time
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double fStopCpuTime; //cpu stop time
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double fTotalCpuTime; //total cpu time
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double fTotalRealTime; //total real time
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EState fState; //stopwatch state
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nsDeque* mSavedStates; //stack of saved states
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PRBool mCreatedStack; //Initially false. Set to true in first SaveState() call.
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public:
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Stopwatch();
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virtual ~Stopwatch();
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void Start(PRBool reset = PR_TRUE);
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void Stop();
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void Continue();
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void SaveState(); // record current state of stopwatch
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void RestoreState(); // restore last recored state of stopwatch
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double RealTime();
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double RealTimeInMilliseconds();
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void Reset() { ResetCpuTime(); ResetRealTime(); }
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void ResetCpuTime(double aTime = 0) { Stop(); fTotalCpuTime = aTime; }
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void ResetRealTime(double aTime = 0) { Stop(); fTotalRealTime = aTime; }
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double CpuTime();
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void Print(void);
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static double GetRealTime();
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static double GetCPUTime();
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};
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#endif
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