init.js

// Set the scene size.
const WIDTH = window.innerWidth;
const HEIGHT = window.innerHeight;

// Set some camera attributes.
const VIEW_ANGLE = 45;
const ASPECT = WIDTH / HEIGHT;
const NEAR = 0.1;
const FAR = 10000;

const camera =
      new THREE.PerspectiveCamera(
        VIEW_ANGLE,
        ASPECT,
        NEAR,
        FAR
      );

// Create a WebGL renderer, camera
// and a scene
const renderer = new THREE.WebGLRenderer({ antialias: true });

const scene = new THREE.Scene();

// Add the camera to the scene.
scene.add(camera);

// Start the renderer.
renderer.setSize(WIDTH, HEIGHT);