Method IsWithinMapBounds

src/newgrf_airport.cpp:100–110

* Check if the airport would be within the map bounds at the given tile. * @param table Selected layout table. This affects airport rotation, and therefore dimensions. * @param tile Top corner of the airport. * @return true iff the airport would be within the map bounds at the given tile. */

 * @return true iff the airport would be within the map bounds at the given tile.
 */
bool AirportSpec::IsWithinMapBounds(uint8_t table, TileIndex tile) const
{
	if (table >= this->layouts.size()) return false;

	uint8_t w = this->size_x;
	uint8_t h = this->size_y;
	if (this->layouts[table].rotation == DIR_E || this->layouts[table].rotation == DIR_W) std::swap(w, h);

	return TileX(tile) + w < Map::SizeX() &&
		TileY(tile) + h < Map::SizeY();
}

/**
 * This function initializes the airportspec array.