three.js dev template - module

HTML

<!-- Import maps polyfill -->
<!-- Remove this when import maps will be widely supported -->
<script async src="https://unpkg.com/es-module-shims@1.3.6/dist/es-module-shims.js"></script>
    
<script type="importmap">
	{
		"imports": {
			"three": "https://unpkg.com/three@0.151/build/three.module.js",
      "three/addons/": "https://unpkg.com/three@0.151/examples/jsm/"
		}
	}
</script>

CSS

body {
	margin: 0px;
}

JavaScript

// Simple three.js example

import * as THREE from 'three';
import { OrbitControls } from 'three/addons/controls/OrbitControls.js';
import { ParametricGeometry } from 'three/addons/geometries/ParametricGeometry.js';
import { ParametricGeometries } from 'three/addons/geometries/ParametricGeometries.js';

let mesh, renderer, scene, camera, controls;

init();
animate();

function init() {

    // renderer
    renderer = new THREE.WebGLRenderer( { antialias: true } );
    renderer.setSize( window.innerWidth, window.innerHeight );
    renderer.setPixelRatio( window.devicePixelRatio );
    document.body.appendChild( renderer.domElement );

    // scene
    scene = new THREE.Scene();
    
    // camera
    camera = new THREE.PerspectiveCamera( 40, window.innerWidth / window.innerHeight, 1, 10000 );
    camera.position.set( 20, 20, 20 );

    // controls
    controls = new OrbitControls( camera, renderer.domElement );
    
    // ambient
    scene.add( new THREE.AmbientLight( 0x222222 ) );
    
    // light
    const light = new THREE.DirectionalLight( 0xffffff );
    light.position.set( 20, 20, 0 );
    scene.add( light );
    
    // axes
    scene.add( new THREE.AxesHelper( 20 ) );

    // geometry
    const geometry = new ParametricGeometry( radialWave, 20, 20 );
    
    // material
    const material = new THREE.MeshPhongMaterial( {
        color: 0x00ffff,
        side: THREE.DoubleSide
    } );
    
    // mesh
    mesh = new THREE.Mesh( geometry, material );
    scene.add( mesh );
    
}

function animate() {

    requestAnimationFrame( animate );
    renderer.render( scene, camera );

}

function radialWave( u, v, target ) {

  const r = 10;
  const x = Math.sin( u ) * r;
  const z = Math.sin( v / 2 ) * 2 * r;
  const y = ( Math.sin( u * 4 * Math.PI ) + Math.cos( v * 2 * Math.PI ) ) * 2.8;

  return target.set( x, y, z );

}