nst reflector = generateConfig(CONFIG_TYPE.REFLECTOR, {
        geometry: toSymbol(planeGeometry),
        rotation: {
          x: -Math.PI / 2,
        },
      });

      window.engine = engine;

      const gui = new GUI();

      gui.add(reflector, "geometry", [
        toSymbol(planeGeometry),
        toSymbol(shapeGeometry),
      ]);

      engine.setSize();
    </script>
  </body>
</html>
