JSFiddle - React, Tailwind, and code Playground

by realhunts

HTML

<script src="//cdn.rawgit.com/mrdoob/three.js/master/build/three.min.js"></script>
<script src="https://threejs.org/examples/js/controls/OrbitControls.js"></script>

CSS

body {
	  margin: 0;
}

JavaScript

var camera, scene, renderer, mesh;

var time = 0;
var newPosition = new THREE.Vector3();
var matrix = new THREE.Matrix4();

init();
animate();

function init() {

    camera = new THREE.PerspectiveCamera( 70, window.innerWidth / window.innerHeight, 0.01, 10 );
    camera.position.set( 0, 2, - 2 );
    
    scene = new THREE.Scene();
    camera.lookAt( scene.position );


    var geometry = new THREE.BoxBufferGeometry( 0.2, 0.2, 0.2 );
    var material = new THREE.MeshNormalMaterial();

    mesh = new THREE.Mesh( geometry, material );
    mesh.add( camera );
    scene.add( mesh );
    
    var gridHelper = new THREE.GridHelper( 4, 10 );
    scene.add( gridHelper );
    
    scene.add( new THREE.AxesHelper() );

    renderer = new THREE.WebGLRenderer( { antialias: true } );
    renderer.setSize( window.innerWidth, window.innerHeight );
       controls = new THREE.OrbitControls(camera, renderer.domElement);
   
    document.body.appendChild( renderer.domElement );

}

function animate() {

    requestAnimationFrame( animate );
    
    time += 0.01;

    newPosition.x = Math.cos( time );
    newPosition.z = Math.sin( time );
    
    mesh.lookAt( newPosition );
    
    mesh.position.copy( newPosition );
    
    renderer.render( scene, camera );

}