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308 lines
7.2 KiB
308 lines
7.2 KiB
<!DOCTYPE html>
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<html lang="en">
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<head>
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<title>three.js webgl - LDrawLoader</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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<style>
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body {
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font-family: Monospace;
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background-color: #000;
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margin: 0px;
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overflow: hidden;
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}
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#info {
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color: #888;
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position: absolute;
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top: 10px;
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width: 100%;
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text-align: center;
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display:block;
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}
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#info a {
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color: #f00;
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font-weight: bold;
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text-decoration: underline;
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cursor: pointer
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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="http://threejs.org" target="_blank" rel="noopener">three.js</a> - LDrawLoader
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</div>
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<script src="../build/three.js"></script>
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<script src="js/loaders/LDrawLoader.js"></script>
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<script src="js/controls/OrbitControls.js"></script>
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<script src='js/libs/dat.gui.min.js'></script>
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<script>
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var container, progressBarDiv;
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var camera, scene, renderer, controls, gui, guiData;
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var modelFileList, model, textureCube;
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var envMapActivated = false;
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var ldrawPath = 'models/ldraw/officialLibrary/';
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var modelFileList = {
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'Car': 'models/car.ldr_Packed.mpd',
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'Lunar Vehicle': 'models/1621-1-LunarMPVVehicle.mpd_Packed.mpd',
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'Radar Truck': 'models/889-1-RadarTruck.mpd_Packed.mpd',
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'Trailer': 'models/4838-1-MiniVehicles.mpd_Packed.mpd',
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'Bulldozer': 'models/4915-1-MiniConstruction.mpd_Packed.mpd',
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'Helicopter': 'models/4918-1-MiniFlyers.mpd_Packed.mpd',
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'Plane': 'models/5935-1-IslandHopper.mpd_Packed.mpd',
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'Lighthouse': 'models/30023-1-Lighthouse.ldr_Packed.mpd',
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'X-Wing mini': 'models/30051-1-X-wingFighter-Mini.mpd_Packed.mpd',
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'AT-ST mini': 'models/30054-1-AT-ST-Mini.mpd_Packed.mpd',
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'AT-AT mini': 'models/4489-1-AT-AT-Mini.mpd_Packed.mpd',
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'Shuttle': 'models/4494-1-Imperial Shuttle-Mini.mpd_Packed.mpd',
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'TIE Interceptor': 'models/6965-1-TIEIntercep_4h4MXk5.mpd_Packed.mpd',
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'Star fighter': 'models/6966-1-JediStarfighter-Mini.mpd_Packed.mpd',
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'X-Wing': 'models/7140-1-X-wingFighter.mpd_Packed.mpd',
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'AT-ST': 'models/10174-1-ImperialAT-ST-UCS.mpd_Packed.mpd'
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};
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init();
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animate();
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function init() {
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container = document.createElement( 'div' );
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document.body.appendChild( container );
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camera = new THREE.PerspectiveCamera( 45, window.innerWidth / window.innerHeight, 1, 10000 );
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camera.position.set( 150, 200, 250 );
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// scene
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scene = new THREE.Scene();
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scene.background = new THREE.Color( 0xdeebed );
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var ambientLight = new THREE.AmbientLight( 0xdeebed, 0.4 );
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scene.add( ambientLight );
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var directionalLight = new THREE.DirectionalLight( 0xffffff, 1 );
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directionalLight.position.set( - 1000, 1200, 1500 );
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scene.add( directionalLight );
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//
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renderer = new THREE.WebGLRenderer();
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renderer.setPixelRatio( window.devicePixelRatio );
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renderer.setSize( window.innerWidth, window.innerHeight );
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container.appendChild( renderer.domElement );
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controls = new THREE.OrbitControls( camera, renderer.domElement );
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//
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guiData = {
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modelFileName: modelFileList[ 'Car' ],
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envMapActivated: false
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};
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gui = new dat.GUI();
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gui.add( guiData, 'modelFileName', modelFileList ).name( 'Model' ).onFinishChange( function () {
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reloadObject( true );
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} );
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gui.add( guiData, 'envMapActivated' ).name( 'Env. map' ).onChange( function ( value ) {
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envMapActivated = value;
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reloadObject( false );
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} );
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window.addEventListener( 'resize', onWindowResize, false );
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progressBarDiv = document.createElement( 'div' );
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progressBarDiv.innerText = "Loading...";
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progressBarDiv.style.fontSize = "3em";
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progressBarDiv.style.color = "#888";
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progressBarDiv.style.display = "block";
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progressBarDiv.style.position = "absolute";
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progressBarDiv.style.top = "50%";
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progressBarDiv.style.width = "100%";
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progressBarDiv.style.textAlign = "center";
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// load materials and then the model
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reloadObject( true );
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}
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function reloadObject( resetCamera ) {
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if ( model ) {
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scene.remove( model );
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}
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model = null;
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updateProgressBar( 0 );
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showProgressBar();
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var lDrawLoader = new THREE.LDrawLoader();
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lDrawLoader
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.setPath( ldrawPath )
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.load( guiData.modelFileName, function ( group2 ) {
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if ( model ) {
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scene.remove( model );
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}
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model = group2;
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// Convert from LDraw coordinates: rotate 180 degrees around OX
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model.rotation.x = Math.PI;
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scene.add( model );
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// Adjust materials
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var materials = lDrawLoader.materials;
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if ( envMapActivated ) {
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if ( ! textureCube ) {
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// Envmap texture
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var r = "textures/cube/Bridge2/";
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var urls = [ r + "posx.jpg", r + "negx.jpg",
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r + "posy.jpg", r + "negy.jpg",
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r + "posz.jpg", r + "negz.jpg" ];
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textureCube = new THREE.CubeTextureLoader().load( urls );
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textureCube.format = THREE.RGBFormat;
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textureCube.mapping = THREE.CubeReflectionMapping;
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}
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for ( var i = 0, n = materials.length; i < n; i ++ ) {
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var material = materials[ i ];
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if ( material.userData.canHaveEnvMap ) {
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material.envMap = textureCube;
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}
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}
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}
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// Adjust camera and light
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var bbox = new THREE.Box3().setFromObject( model );
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var size = bbox.getSize( new THREE.Vector3() );
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var radius = Math.max( size.x, Math.max( size.y, size.z ) ) * 0.5;
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if ( resetCamera ) {
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controls.target0.copy( bbox.getCenter( new THREE.Vector3() ) );
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controls.position0.set( - 2.3, 2, 2 ).multiplyScalar( radius ).add( controls.target0 );
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controls.reset();
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}
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hideProgressBar();
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}, onProgress, onError );
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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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}
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//
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function animate() {
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requestAnimationFrame( animate );
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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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function onProgress( xhr ) {
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if ( xhr.lengthComputable ) {
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updateProgressBar( xhr.loaded / xhr.total );
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console.log( Math.round( xhr.loaded / xhr.total * 100, 2 ) + '% downloaded' );
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}
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}
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function onError() {
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var message = "Error loading model";
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progressBarDiv.innerText = message;
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console.log( message );
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}
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function showProgressBar() {
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document.body.appendChild( progressBarDiv );
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}
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function hideProgressBar() {
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document.body.removeChild( progressBarDiv );
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}
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function updateProgressBar( fraction ) {
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progressBarDiv.innerText = 'Loading... ' + Math.round( fraction * 100, 2 ) + '%';
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}
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</script>
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<!-- LDraw.org CC BY 2.0 Parts Library attribution -->
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<div style="display: block; position: absolute; bottom: 8px; left: 8px; width: 160px; padding: 10px; background-color: #F3F7F8;">
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<center>
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<a href="http://www.ldraw.org"><img style="width: 145px" src="files/ldraw_org_logo/Stamp145.png"></a>
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<br />
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<a href="http://www.ldraw.org/">This software uses the LDraw Parts Library</a>
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</center>
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</div>
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</body>
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</html>
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