Skip to content

Instantly share code, notes, and snippets.

@tboydar
Created October 11, 2013 02:56
Show Gist options
  • Save tboydar/6928903 to your computer and use it in GitHub Desktop.
Save tboydar/6928903 to your computer and use it in GitHub Desktop.
//亂數畫圓 xx, 畫面上到下yy
//亂數畫圓
int xx = 200; //設定xx 給人使用
int yy = 200; //設定yy 給人使用
//設定一次功能
void setup() {
size(300, 300); //畫面尺寸
background(255);//背景白色
}
//開始重複做畫
void draw()
{
background(255);//背景白色
fill(255, 0, 0); //畫圖填滿紅色
ellipse(xx, yy, 60, 50); //xx位置畫圓
line(xx, 0, xx, height);//畫線
line(0, yy, width, yy);//畫線
xx = int(random(0, 200));//xx 為亂數0-200
yy = yy + 1;
println("yy:"+yy); //顯示給人看yy的數值
if(yy > height) yy =0; //如果yy 數值大於螢幕的高 就等於零
}
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment