private static Point2D modTile(final Point2D t) {
		final Tile center = getMapCenter();
		Player p = Players.getLocal();
		if (p == null)
			return null;
		final Tile me = p.getLocation();
		if (me == null || center == null || t == null)
			return null;
		return new Point2D.Double(t.getX() + me.getX() - center.getX(), t.getY() + me.getY() - center.getY());
	}