flash 调用 脚本

flash 调用 脚本

Creating a starfield effect is easy! To begin, download the sample files here.

创建星空效果很容易！ 首先，请在此处下载示例文件 。

1. Create a small star shape, and convert it to a movie clip. Give it an instance name of star.

1.创建一个小的星形，然后将其转换为影片剪辑。 给它指定一个star的实例名称。

2. Extend the existing layer by three frames. Then, create a new layer above the existing layer, and create three blank frames in this layer.

2.将现有层扩展三个框架。 然后，在现有层之上创建一个新层，并在该层中创建三个空白框架。

3. In the first layer, insert the actions:

3.在第一层中，插入操作：

numstars = 100; speed = 5; star_field = new Array (numstars); //x is x axis, y is y axis, speed is speed of star function star(x,y,z) {  this.x = x;  this.y = y;  this.speed = speed; } for (i=0;i<numstars;i++) { star_field[i] = new star(random(300),random(200),random(speed)+1); duplicateMovieClip ("star", "star_" add i, i+10); }

4. In the second key frame, insert this action:

4.在第二个关键帧中，插入以下操作：

for (i=0;i<numstars;i++) { star_field[i].x+= star_field[i].speed; if (star_field[i].x>300) { star_field[i].x = 0; } setProperty ("star_" add i , _x , star_field[i].x ) setProperty ("star_" add i , _y , star_field[i].y ) setProperty ("star_" add i , _alpha , star_field[i].speed*40 ) }

5. Finally, in the third, insert:

5.最后，在第三行中插入：

gotoAndPlay (2);

That’s it! Test the movie!

而已！ 测试电影！

翻译自: https://www.sitepoint.com/script-star-field-effect/

flash 调用 脚本

相关资源：满天星空flash文件