public void sellTower(Tower t) {
		GameConfig.player.addGold(t.getTemplate().getValue());
		int xTile = GameConfig.pixelToTile(t.getX());
		int yTile = GameConfig.pixelToTile(t.getY());
		mapView.getMatrixGraph().set(xTile, yTile, 0);
		towers.put(xTile, yTile, null);
		t.setDead(true);
	}