public void tick() {
		if (input.pressed(KeyEvent.VK_A))
			offset.x -= 2;
		if (input.pressed(KeyEvent.VK_D))
			offset.x += 2;
		if (input.pressed(KeyEvent.VK_W))
			offset.y -= 2;
		if (input.pressed(KeyEvent.VK_S))
			offset.y += 2;
	}