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152 lines
4.2 KiB
152 lines
4.2 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 - IFCLoader</title>
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<meta charset="utf-8" />
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<meta
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name="viewport"
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content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0"
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/>
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<link type="text/css" rel="stylesheet" href="main.css" />
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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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-
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<a href="https://www.buildingsmart.org/standards/bsi-standards/industry-foundation-classes/" target="_blank" rel="noopener">IFCLoader</a>
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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 { IFCLoader } from 'three/addons/loaders/IFCLoader.js';
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let scene, camera, renderer;
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init();
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function init() {
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//Scene
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scene = new THREE.Scene();
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scene.background = new THREE.Color( 0x8cc7de );
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//Camera
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camera = new THREE.PerspectiveCamera( 45, window.innerWidth / window.innerHeight, 0.1, 1000 );
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camera.position.z = - 70;
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camera.position.y = 25;
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camera.position.x = 90;
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//Initial cube
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const geometry = new THREE.BoxGeometry();
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const material = new THREE.MeshPhongMaterial( { color: 0xffffff } );
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const cube = new THREE.Mesh( geometry, material );
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scene.add( cube );
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//Lights
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const directionalLight1 = new THREE.DirectionalLight( 0xffeeff, 0.8 );
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directionalLight1.position.set( 1, 1, 1 );
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scene.add( directionalLight1 );
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const directionalLight2 = new THREE.DirectionalLight( 0xffffff, 0.8 );
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directionalLight2.position.set( - 1, 0.5, - 1 );
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scene.add( directionalLight2 );
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const ambientLight = new THREE.AmbientLight( 0xffffee, 0.25 );
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scene.add( ambientLight );
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//Setup IFC Loader
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const ifcLoader = new IFCLoader();
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ifcLoader.ifcManager.setWasmPath( 'jsm/loaders/ifc/' );
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ifcLoader.load( 'models/ifc/rac_advanced_sample_project.ifc', function ( model ) {
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scene.add( model.mesh );
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render();
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} );
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const highlightMaterial = new THREE.MeshPhongMaterial( { color: 0xff00ff, depthTest: false, transparent: true, opacity: 0.3 } );
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function selectObject( event ) {
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if ( event.button != 0 ) return;
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const mouse = new THREE.Vector2();
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mouse.x = ( event.clientX / window.innerWidth ) * 2 - 1;
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mouse.y = - ( event.clientY / window.innerHeight ) * 2 + 1;
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const raycaster = new THREE.Raycaster();
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raycaster.setFromCamera( mouse, camera );
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const intersected = raycaster.intersectObjects( scene.children, false );
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if ( intersected.length ) {
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const found = intersected[ 0 ];
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const faceIndex = found.faceIndex;
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const geometry = found.object.geometry;
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const id = ifcLoader.ifcManager.getExpressId( geometry, faceIndex );
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const modelID = found.object.modelID;
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ifcLoader.ifcManager.createSubset( { modelID, ids: [ id ], scene, removePrevious: true, material: highlightMaterial } );
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const props = ifcLoader.ifcManager.getItemProperties( modelID, id, true );
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console.log( props );
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renderer.render( scene, camera );
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}
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}
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window.onpointerdown = selectObject;
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//Renderer
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renderer = new THREE.WebGLRenderer( { antialias: true } );
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renderer.setSize( window.innerWidth, window.innerHeight );
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renderer.setPixelRatio( window.devicePixelRatio );
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document.body.appendChild( renderer.domElement );
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//Controls
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const controls = new OrbitControls( camera, renderer.domElement );
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controls.addEventListener( 'change', render );
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window.addEventListener( 'resize', onWindowResize );
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render();
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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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