code: function () {
                  return this._attachedCamera.inertialAlphaOffset !== 0 ||
                      this._attachedCamera.inertialBetaOffset !== 0 ||
                      this._attachedCamera.inertialRadiusOffset !== 0 ||
                      this._attachedCamera.inertialPanningX !== 0 ||
                      this._attachedCamera.inertialPanningY !== 0 ||
                      this._isPointerDown;
              }
docs: Gets a value indicating if the user is moving the camera