在课件制作中,有些场景需要出现下雨、下雪等自然现象,用Flash模拟效果逼真。常见的自然现象的制作方法如下。一、用Flash模拟连绵不断的细雨1.制作思路雨点在空中向下落时会形成一条条断断续续的白线。我们可以先制作一条白线,用actions语句将其复制一定数量到场景中,再通过不 In the courseware production, some scenes need to appear natural phenomena such as rain, snow and so on, with Flash simulation effect realistic. The common method of making natural phenomena is as follows. First, use Flash to simulate continuous rain 1. Production ideas Raindrops in the air to the fall will form an intermittent white line. We can make a white line, use the actions statement to copy a certain amount to the scene, and then by