t("rgb(255, 255, 255)", 1, 300, 0);
      pointLight.position.y = 30;

      scene.add(pointLight);

      const line = new THREE.Line(box.geometry);
      scene.add(line);

      const points = new THREE.Points(box.geometry);

      points.position.x = -10;
      scene.add(points);

      window.engine = engine;

      document.getElementById("lock").onclick = () => {
        engine.pointerLockControls.lock();
      };
    </script>
  </body>
</html>
