// The Nature of Code

// The Coding Train / Daniel Shiffman

// https://youtu.be/EpgB3cNhKPM

// https://thecodingtrain.com/learning/nature-of-code/2.5-gravitational-attraction.html

// https://editor.p5js.org/codingtrain/sketches/MkLraatd

​

let movers = [];

let attractor;

​

function setup() {

  createCanvas(800, 800);

  for (let i = 0; i < 3; i++) {

    let x = random(width);

    let y = random(height);

    let m = random(50, 150);

    movers[i] = new Mover(x, y, m, 1);

  }

  movers[1].topspeed = 7;

  movers[2].topspeed = 15;

  attractor = new Attractor(width / 2, height / 2, 100);

  background(0);

}

​

function draw() {

  background(0);

  for (let mover of movers) {

    mover.update();

    mover.show();

    attractor.attract(mover);

  }

  if (mouseIsPressed) {

    attractor.pos.x = mouseX;

    attractor.pos.y = mouseY;

  }

  attractor.show();

}