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webgl_loader_3dm.html
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<!DOCTYPE html>
<html lang="en">
<head>
<title>three.js webgl - loaders - Rhino 3DM loader</title>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
<link type="text/css" rel="stylesheet" href="main.css">
<style>
#loader {
border: 5px solid #f3f3f3; /* Light grey */
border-top: 5px solid #3d3d3d; /* Grey */
border-radius: 50%;
width: 40px;
height: 40px;
animation: spin 1s linear infinite;
position: absolute;
top: 50%;
left: 50%;
z-index: 2;
}
@keyframes spin {
0% { transform: rotate(0deg); }
100% { transform: rotate(360deg); }
}
</style>
</head>
<body>
<div id="info">
<a href="https://threejs.org" target="_blank" rel="noopener">three.js</a> - Rhino 3DM loader
</div>
<div id="loader"></div>
<!-- Import maps polyfill -->
<!-- Remove this when import maps will be widely supported -->
<script async src="https://unpkg.com/[email protected]/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 { OrbitControls } from 'three/addons/controls/OrbitControls.js';
import { Rhino3dmLoader } from 'three/addons/loaders/3DMLoader.js';
import { GUI } from 'three/addons/libs/lil-gui.module.min.js';
let camera, scene, renderer;
let controls, gui;
init();
animate();
function init() {
THREE.Object3D.DefaultUp = new THREE.Vector3( 0, 0, 1 );
renderer = new THREE.WebGLRenderer( { antialias: true } );
renderer.setPixelRatio( window.devicePixelRatio );
renderer.setSize( window.innerWidth, window.innerHeight );
renderer.outputEncoding = THREE.sRGBEncoding;
document.body.appendChild( renderer.domElement );
camera = new THREE.PerspectiveCamera( 60, window.innerWidth / window.innerHeight, 1, 1000 );
camera.position.set( 26, - 40, 5 );
scene = new THREE.Scene();
const directionalLight = new THREE.DirectionalLight( 0xffffff, 2 );
directionalLight.position.set( 0, 0, 2 );
scene.add( directionalLight );
const loader = new Rhino3dmLoader();
loader.setLibraryPath( 'https://cdn.jsdelivr.net/npm/[email protected]/' );
loader.load( 'models/3dm/Rhino_Logo.3dm', function ( object ) {
scene.add( object );
initGUI( object.userData.layers );
// hide spinner
document.getElementById( 'loader' ).style.display = 'none';
} );
controls = new OrbitControls( camera, renderer.domElement );
window.addEventListener( 'resize', resize );
}
function resize() {
const width = window.innerWidth;
const height = window.innerHeight;
camera.aspect = width / height;
camera.updateProjectionMatrix();
renderer.setSize( width, height );
}
function animate() {
controls.update();
renderer.render( scene, camera );
requestAnimationFrame( animate );
}
function initGUI( layers ) {
gui = new GUI( { title: 'layers' } );
for ( let i = 0; i < layers.length; i ++ ) {
const layer = layers[ i ];
gui.add( layer, 'visible' ).name( layer.name ).onChange( function ( val ) {
const name = this.object.name;
scene.traverse( function ( child ) {
if ( child.userData.hasOwnProperty( 'attributes' ) ) {
if ( 'layerIndex' in child.userData.attributes ) {
const layerName = layers[ child.userData.attributes.layerIndex ].name;
if ( layerName === name ) {
child.visible = val;
layer.visible = val;
}
}
}
} );
} );
}
}
</script>
</body>
</html>