Skip site navigation (1)Skip section navigation (2)

FreeBSD Manual Pages

  
 
  

home | help 
al_fixsin(3)		    Library Functions Manual		    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  as  a  fixed  point
     value.

Allegro reference manual					    al_fixsin(3)

Want to link to this manual page? Use this URL:
<https://man.freebsd.org/cgi/man.cgi?query=al_fixsin&sektion=3&manpath=FreeBSD+Ports+15.1.quarterly>

home | help