Old particle Generator for the Wolox landing page

particleGenerator.js

function* generateNewParticles() {
  let randoms = [],
    particles = []
  while (true) {
    randoms = [random(), random(), random()]
    particles = [0, 0, getRandomFloat(-500, -200)]
    yield { randoms, particles }
  }
}

const particlesGenerator = generateNewParticles()

function renderFlyingParticles() {
  const positionArray = particlesGeometry.attributes.position.array
  moveParticles()
  const { randoms, particles } = particlesGenerator.next().value
  positionArray.set(particles, flyingParticles + 1)
  particlesRandoms.push(...randoms)
  flyingParticles++
  particlesGeometry.attributes.position.needsUpdate = true
  requestAnimationFrame(renderFlyingParticles)
  renderer.render(scene, camera)
}