Rotate Lines

float xx, yy, angle, angle2, angle3;

float hue;

void setup()

{

  size(500,500);

  background(0);

  noFill();

  stroke(255);

  angle3 = 0;

  colorMode(HSB);

}

​

void draw()

{

  background(0);

  translate(width/2, height/2);

  for (int i=0; i<30; i++)

  {

    hue = map(i, 0, 30, 0, 255);

    angle = map(i, 0, 30, 0, 360);

    angle2 = map(i, 0, 30, 60, 420);  

    stroke(hue,100,200);

    xx = cos(radians(angle - angle3)) * 200;

    yy = sin(radians(angle - angle3)) * 200;

    ellipse(xx,yy,10,10);

    xxx = cos(radians(angle2 + angle3)) * 150;

    yyy = sin(radians(angle2 + angle3)) * 150;

    point(xxx,yyy);

    ellipse(xxx,yyy,10,10);

    line(xx,yy,xxx,yyy);

  }

  angle3++;

}