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- <!DOCTYPE html>
- <html lang="en">
- <head>
- <title>three.js webgl - 3MF</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>
- body {
- background-color: #333;
- }
- </style>
- </head>
- <body>
- <div id="info">
- <a href="https://threejs.org" target="_blank" rel="noopener">three.js</a>
- <a href="http://3mf.io" target="_blank" rel="noopener">3MF File format</a>
- <div>3MF loader test by <a href="https://github.com/technohippy" target="_blank" rel="noopener">technohippy</a></div>
- <div>Files from <a href="https://github.com/3MFConsortium/3mf-samples" target="_blank" rel="noopener">3mf-samples</a></div>
- </div>
- <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 { ThreeMFLoader } from 'three/addons/loaders/3MFLoader.js';
- import { GUI } from 'three/addons/libs/lil-gui.module.min.js';
- let camera, scene, renderer, object, loader, controls;
- const params = {
- asset: 'cube_gears'
- };
- const assets = [
- 'cube_gears',
- 'facecolors',
- 'multipletextures',
- 'vertexcolors'
- ];
- init();
- function init() {
- renderer = new THREE.WebGLRenderer( { antialias: true } );
- renderer.setPixelRatio( window.devicePixelRatio );
- renderer.setSize( window.innerWidth, window.innerHeight );
- document.body.appendChild( renderer.domElement );
- scene = new THREE.Scene();
- scene.background = new THREE.Color( 0x333333 );
- camera = new THREE.PerspectiveCamera( 35, window.innerWidth / window.innerHeight, 1, 500 );
- // Z is up for objects intended to be 3D printed.
- camera.up.set( 0, 0, 1 );
- camera.position.set( - 100, - 250, 100 );
- scene.add( camera );
- controls = new OrbitControls( camera, renderer.domElement );
- controls.addEventListener( 'change', render );
- controls.minDistance = 50;
- controls.maxDistance = 400;
- controls.enablePan = false;
- controls.update();
- scene.add( new THREE.AmbientLight( 0xffffff, 0.6 ) );
- const light = new THREE.DirectionalLight( 0xffffff, 2 );
- light.position.set( - 1, - 2.5, 1 );
- scene.add( light );
- const manager = new THREE.LoadingManager();
- manager.onLoad = function () {
- const aabb = new THREE.Box3().setFromObject( object );
- const center = aabb.getCenter( new THREE.Vector3() );
- object.position.x += ( object.position.x - center.x );
- object.position.y += ( object.position.y - center.y );
- object.position.z += ( object.position.z - center.z );
- controls.reset();
- scene.add( object );
- render();
- };
- loader = new ThreeMFLoader( manager );
- loadAsset( params.asset );
- window.addEventListener( 'resize', onWindowResize );
- //
- const gui = new GUI();
- gui.add( params, 'asset', assets ).onChange( function ( value ) {
- loadAsset( value );
- } );
- }
- function loadAsset( asset ) {
- loader.load( 'models/3mf/' + asset + '.3mf', function ( group ) {
- if ( object ) {
- object.traverse( function ( child ) {
- if ( child.material ) child.material.dispose();
- if ( child.material && child.material.map ) child.material.map.dispose();
- if ( child.geometry ) child.geometry.dispose();
- } );
- scene.remove( object );
- }
- //
- object = group;
- } );
- }
- function onWindowResize() {
- camera.aspect = window.innerWidth / window.innerHeight;
- camera.updateProjectionMatrix();
- renderer.setSize( window.innerWidth, window.innerHeight );
- render();
- }
- function render() {
- renderer.render( scene, camera );
- }
- </script>
- </body>
- </html>
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