public void look() {
		if (x != 0) {
			worldView[x - 1][y] = world.isSolid(x - 1, y) ? State.solid : State.empty;
		}
		if (x + 1 != world.getWidth()) {
			worldView[x + 1][y] = world.isSolid(x + 1, y) ? State.solid : State.empty;
		}
		if (y != 0) {
			worldView[x][y - 1] = world.isSolid(x, y - 1) ? State.solid : State.empty;
		}
		if (x + 1 != world.getHeight()) {
			worldView[x][y + 1] = world.isSolid(x, y + 1) ? State.solid : State.empty;
		}
	}