private void resolvesEntityAdditionsAndRemovals(GameContext g) {
		for (Mob m : g.removals) {
			if (m instanceof Dot)
				dots.remove(m);
			else if (m instanceof Explosion)
				explosions.remove(m);
//			else if (m instanceof Line)
//				lines.remove(m);
			else if (m instanceof DynamicPolygon)
				polygons.remove(m);
		}
		
		for (Mob m : g.additions) {
//			if (m instanceof Line)
//				lines.add(m);
			if (m instanceof Explosion)
				explosions.add(m);
			else if (m instanceof Dot)
				dots.add(m);
			else if (m instanceof DynamicPolygon)
				polygons.add(m);
		}
	}