code: function MouseWheelEvent(mouse) {
  	
  	MouseEvent.call(this, 'wheel', mouse);
  	
  	this.wheelDeltaX = mouse.angleDelta.x > 0 ? 120 : -120;
  	this.wheelDeltaY = mouse.angleDelta.y > 0 ? 120 : -120;
  	this.wheelDelta = this.wheelDeltaY;
  	this.deltaX = mouse.angleDelta.x > 0 ? 100 : -100;
  	this.deltaY = mouse.angleDelta.y > 0 ? 100 : -100;
  	this.deltaZ = 0;
  	
  }
docs: eslint-disable-next-line no-unused-vars