crescent

float x, y, t, theta;
int points = 50, num = 56, num2= 28, frms = 10;

void setup() {
  size(900, 900, P2D);
  smooth(8);
  //colorMode(HSB,360,100,100);
  noStroke();
  //noFill();
}

void draw() {
  background(0);

  for (int j = 0; j< num; j++) {
    float offSet = TWO_PI/num*j;
    pushMatrix();
    translate(width/2, height/2);
    scale(map(cos(theta), -1, 1, .5, 4));
    rotate(PI+offSet+theta);
    pushMatrix();
    translate(0, -180);
    //rotate(theta*5);
    //rotate(offSet*3+theta*5);
    fill(255);
    float sz = map(sin(theta+offSet*3), -1, 1, 30, 60);
    beginShape();
    for (int i=0; i<points; i++) {
      t = TWO_PI/points*i;
      x = (sin(t) < 0) ? sin(t) * sz : -sin(t) * sz*.8;
      y = cos(t) * sz;
      vertex(x, y);
    }
    endShape(CLOSE);
    popMatrix();
    popMatrix();
  }

  for (int j = 0; j< num2; j++) {
    float offSet = TWO_PI/num2*j;
    pushMatrix();
    translate(width/2, height/2);
    scale(map(sin(theta*2), -1, 1, .25, 2.5));
    rotate(PI+offSet-theta);
    pushMatrix();
    translate(0, -70);
    //rotate(theta*5);
    //rotate(offSet*3+theta*5);
    fill(255);
    beginShape();
    for (int i=0; i<points; i++) {
      t = TWO_PI/points*i;
      x = (sin(t) < 0) ? sin(t) * 30 : -sin(t) * 25;
      y = cos(t) * 30;
      vertex(x, y);
    }
    endShape(CLOSE);
    popMatrix();
    popMatrix();
  }

  theta += TWO_PI/num2/frms;
  if (theta<TWO_PI) saveFrame("image-###.tga");
  //if (frameCount<=frms*5) saveFrame("image-###.tga");
}