giuliomoro@135: #ifndef VIRTUAL_CLOCK_H_INCLUDED
giuliomoro@135: #define VIRTUAL_CLOCK_H_INCLUDED
giuliomoro@135: 
giuliomoro@135: #include "stats.hpp"
giuliomoro@135: #include "Clock.h"
giuliomoro@135: 
giuliomoro@135: class VirtualClock{
giuliomoro@135: private:
giuliomoro@135: 	myClock_t startTime;
giuliomoro@135: 	myClock_t lastSync;
giuliomoro@135: 	bool firstRun;
giuliomoro@135: 	double period;
giuliomoro@135: 	MovingAverage<double> movingAverage;
giuliomoro@135: public:
giuliomoro@135: 	void init();
giuliomoro@135: 	VirtualClock();
giuliomoro@135: /**
giuliomoro@135: 	Call this method at regular intervals to sync che virtual clock
giuliomoro@135: */
giuliomoro@135: 	void sync();
giuliomoro@135: /**
giuliomoro@135: 	Call this method asynchronously, passing a number of equally spaced events that have elapsed since the last call.
giuliomoro@135: */
giuliomoro@135: 	void sync(double count);
giuliomoro@135: /**
giuliomoro@135: 	Get the current time according to the VirtualClock.
giuliomoro@135: 	
giuliomoro@135: 	@return Time elapsed since the first call to sync(), in period units. 
giuliomoro@135: */
giuliomoro@135: 	double getNow();
giuliomoro@135: /** 
giuliomoro@135: 	Get the length of the period.
giuliomoro@135: 	
giuliomoro@135: 	Get the length of the period (difference between calls to sync() after various filtering operations)
giuliomoro@135: */
giuliomoro@135: 	double getPeriod();
giuliomoro@135: };
giuliomoro@135: 
giuliomoro@135: #endif /* VIRTUAL_CLOCK_H_INCLUDED */