vertex

int num = 6, frames = 150;
float angle, theta, d, d2;

void setup() {
  size(540, 540,P2D);
  colorMode(HSB,360,100,100);
  noStroke();
}

void draw() {
  background(#000000);
  beginShape();
  for (int i=0; i<num; i++) {
    float offSet=TWO_PI/num*i;
    d = 150;
    d2 = 50;
    float x = width/2 + sin(angle)*d;
    float y = height/2 + cos(angle)*d;
    float x2 = x + sin(theta+offSet)*d2;
    float y2 = y + cos(theta+offSet*2)*d2;
    if (i%3==0) fill(360.0/num*i,90,90);
    vertex(x2, y2);
    angle = offSet;
  }
  endShape(CLOSE);
  theta += TWO_PI/frames;
  if (frameCount>10 && frameCount<=(frames+10)) saveFrame("image-###.gif");
}