al_fixfloor - Man Page

#include <allegro5/allegro.h>

int al_fixfloor(al_fixed x);

Returns the greatest integer not greater than x. That is, it rounds towards negative infinity.

Example:

int result;

/* This will put 33 into `result'. */
result = al_fixfloor(al_itofix(100) / 3);

/* And this will round down to 16. */
result = al_fixfloor(al_itofix(100) / 6);

al_fixtoi(3), al_fixceil(3).

al_fixceil(3), al_fixtoi(3).