Function TrackToOppositeTrack

src/track_func.h:231–235

* Find the opposite track to a given track. * * TRACK_LOWER -> TRACK_UPPER and vice versa, likewise for left/right. * TRACK_X is mapped to TRACK_Y and reversed. * * @param t the track to convert * @return the opposite track */

 * @return the opposite track
 */
inline Track TrackToOppositeTrack(Track t)
{
	assert(IsValidTrack(t));
	return (Track)(t ^ 1);
}

/**
 * Maps a trackdir to the reverse trackdir.