// Be sure that the following script is included in index.html:

// https://unpkg.com/p5.createloop@0.2.8/dist/p5.createloop.js

​

function setup() {

  createCanvas(640, 640);

  frameRate(30);

  pixelDensity(1);

  createLoop({

    duration: 3,

    gif: false

  });

  animLoop.noiseFrequency(0.45);

}

​

//------------------------------------------

function draw() {

  background("DodgerBlue"); 

  fill("white");

  noStroke();

​

​

  var x = width/2  + map(cos(1 * animLoop.theta),  -1, 1, -200,200);

  var y = height/2 + map(sin(2 * animLoop.theta),  -1, 1, -200,200);

​

  circle (x, y, 120);

}

​

​