Timer.h File Reference

#include "Define.h"
#include "Duration.h"

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Classes
struct	IntervalTimer
struct	TimeTracker
struct	PeriodicTimer

Functions
TimePoint	GetApplicationStartTime ()
uint32	getMSTime ()
uint32	getMSTimeDiff (uint32 oldMSTime, uint32 newMSTime)
uint32	getMSTimeDiff (uint32 oldMSTime, TimePoint newTime)
uint32	GetMSTimeDiffToNow (uint32 oldMSTime)

Function Documentation

GetApplicationStartTime()

TimePoint GetApplicationStartTime ( )

inline

Definition at line 24 of file Timer.h.

{
 using namespace std::chrono;
 
 static const steady_clock::time_point ApplicationStartTime = steady_clock::now();
 
 return ApplicationStartTime;
}

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getMSTime()

uint32 getMSTime ( )

inline

Definition at line 33 of file Timer.h.

{
 using namespace std::chrono;
 
 return uint32(duration_cast<milliseconds>(steady_clock::now() - GetApplicationStartTime()).count());
}

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getMSTimeDiff() [1/2]

uint32 getMSTimeDiff ( uint32  oldMSTime, TimePoint  newTime  )

inline

Definition at line 49 of file Timer.h.

{
 using namespace std::chrono;
 
 uint32 newMSTime = uint32(duration_cast<milliseconds>(newTime - GetApplicationStartTime()).count());
 return getMSTimeDiff(oldMSTime, newMSTime);
}

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getMSTimeDiff() [2/2]

uint32 getMSTimeDiff ( uint32  oldMSTime, uint32  newMSTime  )

inline

Definition at line 40 of file Timer.h.

{
 // getMSTime() have limited data range and this is case when it overflow in this tick
 if (oldMSTime > newMSTime)
 return (0xFFFFFFFF - oldMSTime) + newMSTime;
 else
 return newMSTime - oldMSTime;
}

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GetMSTimeDiffToNow()

uint32 GetMSTimeDiffToNow ( uint32  oldMSTime )

inline

Definition at line 57 of file Timer.h.

{
 return getMSTimeDiff(oldMSTime, getMSTime());
}

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