sketch.js

let circles = [];
let nodes = 150;
let multiple = 0.01;
let circleRadius = 250;
const SHOW_NODES = 1;
const NO_NODES = 0;

function setup() {
  createCanvas(600, 600);
  ellipseMode(RADIUS);

  for (let i = 0; i < nodes; i++) {
    circles.push(new Circle(i));
  }
}

function draw() {
  background(255);
  translate(width / 2, height / 2);
  noFill();
  stroke(50);
  ellipse(0, 0, circleRadius, circleRadius);
  frameRate(60);

  for (let i of circles) {
    i.show(NO_NODES);
    line(
      i.x,
      i.y,
      circles[floor((i.i * multiple) % nodes)].x,
      circles[floor((i.i * multiple) % nodes)].y
    );
  }
  multiple += 0.01;
}

function Circle(i) {
  this.i = i;
  this.x = circleRadius * cos(PI - (TAU / nodes) * this.i);
  this.y = circleRadius * sin(PI - (TAU / nodes) * this.i);

  this.show = (mode) => {
    if (mode == 1) {
      noFill();
      stroke(50);
      circle(this.x, this.y, 1);
    }
  };
}