路线转移功能，可以通过鼠标画一个转移的路线，双击鼠标结束画线。创建好路线之后， 再创建一个动态对象，动态对象以之前创建好的路线作为运动的轨迹-Line transfer function, you can transfer the mouse to draw a line, double-click the mouse to draw a line end. Created routes, Then create a dynamic object, dynamic objects to