man fixfloor () - Returns the greatest integer not greater than x. Allegro game programming library.
NAME
fixfloor - Returns the greatest integer not greater than x. Allegro game programming library.
SYNOPSIS
#include <allegro.h>
int fixfloor(fixed x);
DESCRIPTION
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 = fixfloor(itofix(1) / 3); /* And this will round down to 16. */ result = fixfloor(itofix(1) / 6);