🌀 algorithmic-art

let particles = [];
const SEED = 42;
const NUM_PARTICLES = 300;

function setup() {
  createCanvas(windowWidth, windowHeight);
  // seed determinístico
  randomSeed(SEED);
  noiseSeed(SEED);
  for (let i = 0; i < NUM_PARTICLES; i++) {
    particles.push(new Particle());
  }
}

function draw() {
  background(10, 22, 34, 25); // trail
  particles.forEach(p => { p.update(); p.display(); });
}

class Particle {
  constructor() {
    this.pos = createVector(random(width), random(height));
    this.vel = createVector(0, 0);
  }
  update() {
    let angle = noise(this.pos.x * 0.003, this.pos.y * 0.003) * TWO_PI * 2;
    this.vel = p5.Vector.fromAngle(angle).mult(1.5);
    this.pos.add(this.vel);
    if (this.pos.x < 0 || this.pos.x > width) this.pos.x = random(width);
    if (this.pos.y < 0 || this.pos.y > height) this.pos.y = random(height);
  }
  display() {
    stroke(56, 189, 248, 80); strokeWeight(1.2); point(this.pos.x, this.pos.y);
  }
}