Calculates interesting faces at the given tile coordinates of the specified layer. Interesting
faces are used internally for optimizing collisions against tiles. This method is mostly used
internally to optimize recalculating faces when only one tile has been changed.
Calculates interesting faces at the given tile coordinates of the specified layer. Interesting faces are used internally for optimizing collisions against tiles. This method is mostly used internally to optimize recalculating faces when only one tile has been changed.