Function DistanceMaxPlusManhattan

src/map.cpp:217–222

* Gets the biggest distance component (x or y) between the two given tiles * plus the Manhattan distance, i.e. two times the biggest distance component * and once the smallest component. * @param t0 the start tile * @param t1 the end tile * @return the distance */

 * @return the distance
 */
uint DistanceMaxPlusManhattan(TileIndex t0, TileIndex t1)
{
	const uint dx = Delta(TileX(t0), TileX(t1));
	const uint dy = Delta(TileY(t0), TileY(t1));
	return dx > dy ? 2 * dx + dy : 2 * dy + dx;
}

/**
 * Param the minimum distance to an edge