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168 lines
4.0 KiB
168 lines
4.0 KiB
3 years ago
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<title>three.js webgl - 3MF</title>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
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<link type="text/css" rel="stylesheet" href="main.css">
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<style>
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body {
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background-color: #333;
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}
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</style>
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</head>
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<body>
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<div id="info">
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<a href="https://threejs.org" target="_blank" rel="noopener">three.js</a>
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<a href="http://3mf.io" target="_blank" rel="noopener">3MF File format</a>
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<div>3MF loader test by <a href="https://github.com/technohippy" target="_blank" rel="noopener">technohippy</a></div>
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<div>Files from <a href="https://github.com/3MFConsortium/3mf-samples" target="_blank" rel="noopener">3mf-samples</a></div>
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</div>
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<!-- Import maps polyfill -->
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<!-- Remove this when import maps will be widely supported -->
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<script async src="https://unpkg.com/es-module-shims@1.3.6/dist/es-module-shims.js"></script>
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<script type="importmap">
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{
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"imports": {
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"three": "../build/three.module.js",
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"three/addons/": "./jsm/"
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}
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}
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</script>
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<script type="module">
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import * as THREE from 'three';
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import { OrbitControls } from 'three/addons/controls/OrbitControls.js';
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import { ThreeMFLoader } from 'three/addons/loaders/3MFLoader.js';
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import { GUI } from 'three/addons/libs/lil-gui.module.min.js';
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let camera, scene, renderer, object, loader, controls;
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const params = {
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asset: 'cube_gears'
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};
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const assets = [
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'cube_gears',
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'facecolors',
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'multipletextures',
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'vertexcolors'
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];
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init();
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function init() {
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renderer = new THREE.WebGLRenderer( { antialias: true } );
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renderer.setPixelRatio( window.devicePixelRatio );
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renderer.setSize( window.innerWidth, window.innerHeight );
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document.body.appendChild( renderer.domElement );
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scene = new THREE.Scene();
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scene.background = new THREE.Color( 0x333333 );
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scene.add( new THREE.AmbientLight( 0xffffff, 0.2 ) );
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camera = new THREE.PerspectiveCamera( 35, window.innerWidth / window.innerHeight, 1, 500 );
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// Z is up for objects intended to be 3D printed.
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camera.up.set( 0, 0, 1 );
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camera.position.set( - 100, - 250, 100 );
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scene.add( camera );
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controls = new OrbitControls( camera, renderer.domElement );
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controls.addEventListener( 'change', render );
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controls.minDistance = 50;
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controls.maxDistance = 400;
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controls.enablePan = false;
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controls.update();
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const pointLight = new THREE.PointLight( 0xffffff, 0.8 );
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camera.add( pointLight );
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const manager = new THREE.LoadingManager();
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manager.onLoad = function () {
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const aabb = new THREE.Box3().setFromObject( object );
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const center = aabb.getCenter( new THREE.Vector3() );
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object.position.x += ( object.position.x - center.x );
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object.position.y += ( object.position.y - center.y );
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object.position.z += ( object.position.z - center.z );
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controls.reset();
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scene.add( object );
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render();
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};
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loader = new ThreeMFLoader( manager );
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loadAsset( params.asset );
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window.addEventListener( 'resize', onWindowResize );
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//
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const gui = new GUI();
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gui.add( params, 'asset', assets ).onChange( function ( value ) {
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loadAsset( value );
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} );
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}
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function loadAsset( asset ) {
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loader.load( 'models/3mf/' + asset + '.3mf', function ( group ) {
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if ( object ) {
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object.traverse( function ( child ) {
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if ( child.material ) child.material.dispose();
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if ( child.material && child.material.map ) child.material.map.dispose();
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if ( child.geometry ) child.geometry.dispose();
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} );
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scene.remove( object );
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}
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//
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object = group;
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} );
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}
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function onWindowResize() {
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camera.aspect = window.innerWidth / window.innerHeight;
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camera.updateProjectionMatrix();
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renderer.setSize( window.innerWidth, window.innerHeight );
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render();
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}
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function render() {
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renderer.render( scene, camera );
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}
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</script>
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</body>
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</html>
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