ells = [];
      for(let i = 0; i < edges; i++) {
        const angle = a0 + i * delta;
        positions.push([x + radius * Math.sin(angle), y + radius * Math.cos(angle)]);
        if(i > 0 && i < edges - 1) {
          cells.push([0, i, i + 1]);
        }
      }
      return {positions, cells};
    }

    const COUNT = 3000;
    function render() {
      for(let i = 0; i < COUNT; i++) {
        const x = 2 * Math.random() - 1;
        const y = 2 * Math.random() - 1;
        const rotation = 2 * Math.PI 