packages/showcase/showcase-utils.js

// sourced from
// http://indiegamr.com/generate-repeatable-random-numbers-in-js/
export function generateSeededRandom(baseSeed = 2) {
  let seed = baseSeed;
  return function seededRandom(max, min) {
    max = max || 1;
    min = min || 0;

    seed = (seed * 9301 + 49297) % 233280;
    const rnd = seed / 233280;

    return min + rnd * (max - min);
  };
}