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clocker Class Reference

System clock. More...

#include <clocker.h>

List of all members.

Public Methods
	clocker (void)
	Constructor.
	~clocker (void)
	Destructor.
void	reset (void)
	Resets the clock. More...
void	update (void)
	Update the clock. More...
double	elapsed () const
	Returns how much time (in seconds) has elapsed since the last update.

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Detailed Description

System clock.

Used to measure elapsed time. Useful for delta t physics motion and frames per second calculations.

Definition at line 21 of file clocker.h.

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Member Function Documentation

void clocker::reset (  void    )

Resets the clock. Sets the elapsed time to 0.0. Sets the previous timestamp to now. Definition at line 29 of file clocker.cpp. Referenced by video_X::init, and video_sdl::init.

void clocker::update (  void    )

Update the clock. Determines how much time has elapsed since the last update. This method should be called once (and only once) per frame. Definition at line 41 of file clocker.cpp. Referenced by video_X::start_frame, and video_sdl::start_frame.

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