let newShapeFrac = 0;

function setup() {

  createCanvas(736, 380);

}

​

function draw() {

  background(100);

  noStroke(); // turn off outline

  fill(250); // white circle

​

  // Get x,y center of drawing Canvas

  let xCenter = width / 2;

  let yCenter = height / 2;

  let circleDiameter = 50;

  circle(xCenter, yCenter, circleDiameter);

}