点点点

1. //import gifAnimation.*;
   
2. //GifMaker gifExport;
   
3. 
   
4. 
   
5. int len = 20;
   
6. float[] x = new float[len];
   
7. float[] y = new float[len];
   
8. //
   
9. void setup(){
   
10. colorMode(HSB,360,100,100);
    
11. size(500,500);
    
12. background(255);
    
13. // gifExport = new GifMaker(this,"aa.gif");
    
14. // gifExport.setRepeat(0);
    
15. }
    
16. 
    
17. void draw(){
    
18. background(#FFFFFF);
    
19. noStroke();
    
20. if(mousePressed){
    
21. addPosition();
    
22. for(int i=x.length-1;i>=0;i--){
    
23. if(x[i]!=0){
    
24. fill(198,100-100/len*i,98);
    
25. ellipse(x[i],y[i],50-50/len*i,50-50/len*i);
    
26. }
    
27. }
    
28. }else{
    
29. x = new float[len];
    
30. y = new float[len];
    
31. }
    
32. // gifExport.setDelay(1000/30);
    
33. // gifExport.addFrame();
    
34. }
    
35. 
    
36. void addPosition(){
    
37. println(x);
    
38. for(int i=x.length-1;i>0;i--){
    
39. x[i] = x[i-1];
    
40. y[i] = y[i-1];
    
41. x[0] = mouseX;
    
42. y[0] = mouseY;
    
43. }
    
44. }
    

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Processing可视化的效果就是给力！

简直帅呆了