Provided by: allegro5-doc_5.2.8.0+dfsg-1_all
NAME
al_fixtorad_r - Allegro 5 API
SYNOPSIS
#include <allegro5/allegro.h> const al_fixed al_fixtorad_r = (al_fixed)1608;
DESCRIPTION
This constant gives a ratio which can be used to convert a fixed point number in binary angle format to a fixed point number in radians. Example: al_fixed rad_angle, binary_angle; /* Set the binary angle to 90 degrees. */ binary_angle = 64; /* Now convert to radians (about 1.57). */ rad_angle = al_fixmul(binary_angle, al_fixtorad_r);
SEE ALSO
al_fixmul(3alleg5), al_radtofix_r(3alleg5).