export class SpotLight {

   // THREE.SpotLight = function(color, intensity, distance, angle, penumbra, decay) {

   //    THREE.Light.call(this, color, intensity);

   //    this.type = 'SpotLight';

   //    this.position.set(0, 1, 0);
   //    this.updateMatrix();

   //    this.target = new THREE.Object3D();

   //    this.distance = (distance !== undefined) ? distance : 0;
   //    this.angle = (angle !== undefined) ? angle : Math.PI / 3;
   //    this.penumbra = (penumbra !== undefined) ? penumbra : 0;
   //    this.decay = (decay !== undefined) ? decay : 1;	// for physically correct lights, should be 2.

   //    this.shadow = new THREE.LightShadow(new THREE.PerspectiveCamera(50, 1, 0.5, 500));

   // };

   // THREE.SpotLight.prototype = Object.create(THREE.Light.prototype);
   // THREE.SpotLight.prototype.constructor = THREE.SpotLight;

   // THREE.SpotLight.prototype.copy = function(source) {

   //    THREE.Light.prototype.copy.call(this, source);

   //    this.distance = source.distance;
   //    this.angle = source.angle;
   //    this.penumbra = source.penumbra;
   //    this.decay = source.decay;

   //    this.target = source.target.clone();

   //    this.shadow = source.shadow.clone();

   //    return this;

   // };
}