DOKK / manpages / debian 10 / allegro4-doc / radtofix_r.3alleg4.en
radtofix_r(3alleg4) Allegro manual radtofix_r(3alleg4)

radtofix_r - Constant to convert radians to fixed point angles. Allegro game programming library.

#include <allegro.h>

extern const fixed radtofix_r;

This constant gives a ratio which can be used to convert a fixed point number in radians to a fixed point number in binary angle format. Example:


fixed rad_angle, binary_angle;
...
binary_angle = fixmul(rad_angle, radtofix_r);

fixmul(3alleg4), fixtorad_r(3alleg4)

version 4.4.2 Allegro