I’m using the following code to try and load an MTL and obj file - the index.html code is attached below. I made the file on blender. I also tried loading simpler files onto threejs and I still didn’t see anything on my browser. Not sure what I’m doing wrong.
three.js webgl - OBJLoader + MTLLoader<body>
<div id="info">
<a href="https://threejs.org" target="_blank" rel="noopener">three.js</a> - OBJLoader + MTLLoader
</div>
<!-- Import maps polyfill -->
<!-- Remove this when import maps will be widely supported -->
<script async src="https://unpkg.com/es-module-shims@1.6.3/dist/es-module-shims.js"></script>
<script type="importmap">
{
"imports": {
"three": "../build/three.module.js",
"three/addons/": "./jsm/"
}
}
</script>
<script type="module">
import * as THREE from 'three';
import { MTLLoader } from 'three/addons/loaders/MTLLoader.js';
import { OBJLoader } from 'three/addons/loaders/OBJLoader.js';
import { OrbitControls } from 'three/addons/controls/OrbitControls.js';
let camera, scene, renderer;
init();
animate();
function init() {
camera = new THREE.PerspectiveCamera( 45, window.innerWidth / window.innerHeight, 0.1, 20 );
camera.position.z = 2.5;
// scene
scene = new THREE.Scene();
const ambientLight = new THREE.AmbientLight( 0xffffff );
scene.add( ambientLight );
const pointLight = new THREE.PointLight( 0xffffff, 15 );
camera.add( pointLight );
scene.add( camera );
// model
const onProgress = function ( xhr ) {
if ( xhr.lengthComputable ) {
const percentComplete = xhr.loaded / xhr.total * 100;
console.log( Math.round( percentComplete, 2 ) + '% downloaded' );
}
};
new MTLLoader()
.setPath( '/room' )
.load( 'roomnight.mtl', function ( materials ) {
materials.preload();
new OBJLoader()
.setMaterials( materials )
.setPath( '/room' )
.load( 'roomnight.obj', function ( object ) {
object.position.y = - 0.95;
object.scale.setScalar( 0.01 );
scene.add( object );
}, onProgress );
} );
//
renderer = new THREE.WebGLRenderer( { antialias: true } );
renderer.setPixelRatio( window.devicePixelRatio );
renderer.setSize( window.innerWidth, window.innerHeight );
document.body.appendChild( renderer.domElement );
//
const controls = new OrbitControls( camera, renderer.domElement );
controls.minDistance = 2;
controls.maxDistance = 5;
//
window.addEventListener( 'resize', onWindowResize );
}
function onWindowResize() {
camera.aspect = window.innerWidth / window.innerHeight;
camera.updateProjectionMatrix();
renderer.setSize( window.innerWidth, window.innerHeight );
}
//
function animate() {
requestAnimationFrame( animate );
renderer.render( scene, camera );
}
</script>
</body>
