JSFiddle - React, Tailwind, and code Playground

by vasilii

HTML

<script src="http://threejs.org/build/three.min.js"></script>
<script src="http://threejs.org/examples/js/controls/OrbitControls.js"></script>

CSS

body {
	background-color: #000;
	margin: 0px;
	overflow: hidden;
}

JavaScript

var mesh, renderer, scene, camera, controls;

var raycaster = new THREE.Raycaster();
var targetList = [];
var arrLabels = []

init();
addClick();
animate();

function init() {
    renderer = new THREE.WebGLRenderer();
    renderer.setSize( window.innerWidth, window.innerHeight );
    document.body.appendChild( renderer.domElement );
    scene = new THREE.Scene();
    camera = new THREE.PerspectiveCamera( 40, window.innerWidth / window.innerHeight, 1, 10000 );
    camera.position.set( 20, 20, 20 );
    controls = new THREE.OrbitControls( camera );
    scene.add( new THREE.AmbientLight( 0x222222 ) );
    var light = new THREE.DirectionalLight( 0xffffff, 1 );
    light.position.set( 20, 20, 0 );
    scene.add( light );
    scene.add( new THREE.AxisHelper( 20 ) );

    var geometry = new THREE.SphereGeometry( 10, 50, 50 );  //COUNT OF POLIGONS OF MESH
    var material = new THREE.MeshPhongMaterial( {
        color: 0x00ffff, 
        shading: THREE.FlatShading,
        transparent: true,
        opacity: 0.7,
    } );
    mesh = new THREE.Mesh( geometry, material );
    scene.add( mesh );
    
    targetList.push(mesh);
}

function animate() {
    updateLabels();
    renderer.render( scene, camera );
    requestAnimationFrame( animate );
}


/**************************************************************************/

function addClick() {
  renderer.domElement.addEventListener( 'click', (e) => { 
    let x = e.offsetX === undefined ? e.layerX : e.offsetX;
    let y = e.offsetY === undefined ? e.layerY : e.offsetY;
    
    let coords3dClick = getClickIntersetion({x: x, y: y}, e.target);
    if (!coords3dClick) {
      return
    }
    let sp = new THREE.Sprite( new THREE.SpriteMaterial({color: 0xff0000}))
    let pos = getPointInBetweenByPerc( camera.position, coords3dClick,  0.99 )
    sp.position.set( pos.x,pos.y,pos.z )
    scene.add( sp )
    let domLabel = createDomLabel(x, y, e.target)
    let labelData = {
      sp: sp,
      domElem: domLabel 
    }
   ...