Method UpdatePosition

src/disaster_vehicle.cpp:183–214

* Update the position of the vehicle. * @param x The new X-coordinate. * @param y The new Y-coordinate. * @param z The new Z-coordinate. */

 * @param z The new Z-coordinate.
 */
void DisasterVehicle::UpdatePosition(int x, int y, int z)
{
	this->x_pos = x;
	this->y_pos = y;
	this->z_pos = z;
	this->tile = TileVirtXY(x, y);

	this->UpdateImage();
	this->UpdatePositionAndViewport();

	DisasterVehicle *u = this->Next();
	if (u != nullptr) {
		int safe_x = Clamp(x, 0, Map::MaxX() * TILE_SIZE);
		int safe_y = Clamp(y - 1, 0, Map::MaxY() * TILE_SIZE);

		u->x_pos = x;
		u->y_pos = y - 1 - (std::max(z - GetSlopePixelZ(safe_x, safe_y), 0) >> 3);
		safe_y = Clamp(u->y_pos, 0, Map::MaxY() * TILE_SIZE);
		u->z_pos = GetSlopePixelZ(safe_x, safe_y);
		u->direction = this->direction;

		u->UpdateImage();
		u->UpdatePositionAndViewport();

		if ((u = u->Next()) != nullptr) {
			u->x_pos = x;
			u->y_pos = y;
			u->z_pos = z + ROTOR_Z_OFFSET;
			u->UpdatePositionAndViewport();
		}
	}
}

/**
 * Zeppeliner handling, v->state states: