Resume/p5/sketch.js

// Gravitational Attraction
// 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;
var canvas;

function windowResized() {
  resizeCanvas(windowWidth, windowHeight);
}

function setup() {
  canvas = createCanvas(windowWidth, windowHeight);
  canvas.position(0, 0);
  canvas.style("z-index", "-1");

  const params = new URLSearchParams(window.location.search);

  if (params.has("gay")) {
    console.log('The "gay" parameter exists in the URL.');
    movers[0] = new Mover(0, 0, 5, -5, 50);
    movers[0].col = color("#D12229");
    movers[1] = new Mover(width / 5, height / 5, -5, -5, 50);
    movers[1].col = color("#F68A1E");
    movers[2] = new Mover((2 * width) / 5, (2 * height) / 5, -5, -5, 50);
    movers[2].col = color("#FDE01A");
    movers[3] = new Mover((3 * width) / 5, (3 * height) / 5, -5, -5, 50);
    movers[3].col = color("#007940");
    movers[4] = new Mover((4 * width) / 5, (4 * height) / 5, -5, -5, 50);
    movers[4].col = color("#24408E");
    movers[5] = new Mover(width, height, -5, -5, 50);
    movers[5].col = color("#732982");
  } else {
    movers[0] = new Mover(10, 10, 5, -5, 50);
    movers[0].col = color("red");
    movers[1] = new Mover(width / 2, height / 2, -5, -5, 60);
    movers[1].col = color("white");
    movers[2] = new Mover(width - 10, height - 10, -5, -5, 40);
    movers[2].col = color("blue");
  }

  background(0);
}

function draw() {
  background(0, 75);
  for (let mover of movers) {
    mover.mouse_mass();
    for (let other of movers) {
      if (mover !== other) {
        mover.attract(other);
      }
    }
  }
  for (let mover of movers) {
    mover.update();
    mover.edges();
    mover.show();
  }
}