bool old_is_floor, new_is_floor;
- /* Initialize */
count = 0;
old_is_floor = get_is_floor(x1 - 1, y1);
/* Check if rectangle has no width */
if ((x1 == x2) || (y1 == y2)) return;
- /* initialize */
if (x1 > x2)
{
/* Swap boundaries if in wrong order */