|
|
al_fixsin(3) al_fixsin(3)
NAME
al_fixsin - Allegro 5 API
SYNOPSIS
#include <allegro5/allegro.h>
al_fixed al_fixsin(al_fixed x);
DESCRIPTION
This function finds the sine of a value using a lookup table. The
input value must be a fixed point binary angle.
Example:
al_fixed angle;
int result;
/* Set the binary angle to 90 degrees. */
angle = al_itofix(64);
/* The sine of 90 degrees is one. */
result = al_fixtoi(al_fixsin(angle));
assert(result == 1);
RETURN VALUE
Returns the sine of a fixed point binary format angle. The return
value will be in radians.
Allegro reference manual al_fixsin(3)
[top]
|
Vote for polarhome |
