9-1

function setup() {

  createCanvas(windowWidth, windowHeight);

  background(100);

}

​

function draw() {

  background(0);

  //circle(mouseX, mouseY, 20);

  translate(width/2,height/2);

  colorMode(HSB);

  for(i=-width/2;i<width/2;i+=50){

  let delta=map(i,-width/2,width/2,0,5);

  let ratio=map(sin(frameCount/40+i),-1,1,0,1);

  fill(ratio*360,80,80);

  ellipse(i,ratio*50,(sin(frameCount/40+delta)+1)*30+50);

  // print(sin(frameCount/100));

  }

}