Whitney

function setup() {

  createCanvas(windowWidth, windowHeight);

  background(100);

​

}

​

function draw() {

  background(255);

  noFill();

  strokeWeight(4);

  for (i=0; i<20; i++)

  {

    beginShape();

    vertex(0, i*sin(millis()/1000)*10);

    vertex(width/4, i*sin(millis()/1000)*i*2);

    vertex(width/2, i*sin(millis()/1000)*i/2);

    vertex(width/4*3, i*sin(millis()/1000)*i*2);

    vertex(width, i*sin(millis()/1000)*10);

    endShape();

  }

}