stopwatch.c File Reference

(v16)

#include "stopwatch.h"
#include <stdlib.h>
#include <time.h>

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Data Structures
struct	stopwatch

Functions
double	time_difference (const struct timespec *t1, const struct timespec *t0)
	Find the difference between two times.
struct stopwatch *	stopwatch_new ()
	Create a new stopwatch.
void	stopwatch_start (struct stopwatch *t)
	Start a stopwatch.
void	stopwatch_stop (struct stopwatch *t)
	Stop a stopwatch.
void	stopwatch_delete (struct stopwatch *t)
	Delete a stopwatch.
void	stopwatch_reset (struct stopwatch *t)
	Reset a stopwatch.
double	stopwatch_elapsed (struct stopwatch *t)
	Get the elapsed time of a stopwatch.

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Data Structure Documentation

struct stopwatch

Definition at line 26 of file stopwatch.c.

Data Fields
double	elapsed
struct timespec	start
struct timespec	stop

Function Documentation

void stopwatch_delete

(

struct stopwatch *

t

)

Delete a stopwatch.

Parameters

t	The stopwatch.

Definition at line 135 of file stopwatch.c.

Referenced by poll_delete(), and render_end().

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double stopwatch_elapsed

(

struct stopwatch *

t

)

Get the elapsed time of a stopwatch.

Parameters

t	The stopwatch.

Returns

The total elapsed time in seconds.

Definition at line 145 of file stopwatch.c.

References stopwatch::elapsed, stopwatch_start(), and stopwatch_stop().

Referenced by main(), poll_ui(), render_calculate(), and render_display().

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struct stopwatch* stopwatch_new ( )

read

Create a new stopwatch.

Returns

The new stopwatch.

Definition at line 32 of file stopwatch.c.

Referenced by main(), poll_new(), and render_begin().

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void stopwatch_reset

(

struct stopwatch *

t

)

Reset a stopwatch.

Parameters

t	The stopwatch.

Definition at line 139 of file stopwatch.c.

References stopwatch::elapsed, stopwatch_start(), and stopwatch_stop().

Referenced by main(), poll_set_timeout(), poll_ui(), and render_calculate().

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void stopwatch_start

(

struct stopwatch *

t

)

Start a stopwatch.

Parameters

t	The stopwatch.

Definition at line 36 of file stopwatch.c.

References stopwatch::start.

Referenced by poll_new(), stopwatch_elapsed(), and stopwatch_reset().

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void stopwatch_stop

(

struct stopwatch *

t

)

Stop a stopwatch.

Parameters

t	The stopwatch.

Definition at line 40 of file stopwatch.c.

References stopwatch::elapsed, stopwatch::start, stopwatch::stop, and time_difference().

Referenced by stopwatch_elapsed(), and stopwatch_reset().

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double time_difference	(	const struct timespec *	t1,
		const struct timespec *	t0
	)

Find the difference between two times.

Parameters

t1	The later time.
t0	The earlier time.

Returns

The time difference in seconds computed as t1 - t0.

Definition at line 22 of file stopwatch.c.

Referenced by stopwatch_stop().

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