Method setObject3D

src/core/a-entity.js:124–151

* Set a THREE.Object3D into the map. * * @param {string} type - Developer-set name of the type of object, will be unique per type. * @param {THREE.Object3D} obj - A THREE.Object3D.

(type, obj)

   * @param {THREE.Object3D} obj - A THREE.Object3D.
   */
  setObject3D (type, obj) {
    var oldObj;
    var self = this;

    if (!(obj instanceof THREE.Object3D)) {
      throw new Error(
        '`Entity.setObject3D` was called with an object that was not an instance of ' +
        'THREE.Object3D.'
      );
    }

    // Remove existing object of the type.
    oldObj = this.getObject3D(type);
    if (oldObj) { this.object3D.remove(oldObj); }

    // Set references to A-Frame entity.
    obj.el = this;
    if (obj.children.length) {
      obj.traverse(function bindEl (child) {
        child.el = self;
      });
    }

    // Add.
    this.object3D.add(obj);
    this.object3DMap[type] = obj;
    this.emit('object3dset', {object: obj, type: type});
  }

  /**
   * Remove object from scene and entity object3D map.