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- <!DOCTYPE html>
- <html lang="en">
- <head>
- <title>three.js webgl - loaders - vtk 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">
- </head>
- <body>
- <div id="info">
- <a href="https://threejs.org" target="_blank" rel="noopener">three.js</a> -
- vtk formats loader test<br />
- Legacy vtk model from <a href="http://www.cc.gatech.edu/projects/large_models/" target="_blank" rel="noopener">The GeorgiaTech Lagre Geometric Model Archive</a>
- </div>
- <script type="importmap">
- {
- "imports": {
- "three": "../build/three.module.js",
- "three/addons/": "./jsm/"
- }
- }
- </script>
- <script type="module">
- import * as THREE from 'three';
- import Stats from 'three/addons/libs/stats.module.js';
- import { TrackballControls } from 'three/addons/controls/TrackballControls.js';
- import { VTKLoader } from 'three/addons/loaders/VTKLoader.js';
- let stats;
- let camera, controls, scene, renderer;
- init();
- function init() {
- camera = new THREE.PerspectiveCamera( 60, window.innerWidth / window.innerHeight, 0.01, 100 );
- camera.position.z = 0.2;
- scene = new THREE.Scene();
- scene.add( camera );
- // light
- const hemiLight = new THREE.HemisphereLight( 0xffffff, 0x000000, 3 );
- scene.add( hemiLight );
- const dirLight = new THREE.DirectionalLight( 0xffffff, 1.5 );
- dirLight.position.set( 2, 2, 2 );
- scene.add( dirLight );
- const loader = new VTKLoader();
- loader.load( 'models/vtk/bunny.vtk', function ( geometry ) {
- geometry.center();
- geometry.computeVertexNormals();
- const material = new THREE.MeshLambertMaterial( { color: 0xffffff } );
- const mesh = new THREE.Mesh( geometry, material );
- mesh.position.set( - 0.075, 0.005, 0 );
- mesh.scale.multiplyScalar( 0.2 );
- scene.add( mesh );
- } );
- const loader1 = new VTKLoader();
- loader1.load( 'models/vtk/cube_ascii.vtp', function ( geometry ) {
- geometry.computeVertexNormals();
- geometry.center();
- const material = new THREE.MeshLambertMaterial( { color: 0x00ff00 } );
- const mesh = new THREE.Mesh( geometry, material );
- mesh.position.set( - 0.025, 0, 0 );
- mesh.scale.multiplyScalar( 0.01 );
- scene.add( mesh );
- } );
- const loader2 = new VTKLoader();
- loader2.load( 'models/vtk/cube_binary.vtp', function ( geometry ) {
- geometry.computeVertexNormals();
- geometry.center();
- const material = new THREE.MeshLambertMaterial( { color: 0x0000ff } );
- const mesh = new THREE.Mesh( geometry, material );
- mesh.position.set( 0.025, 0, 0 );
- mesh.scale.multiplyScalar( 0.01 );
- scene.add( mesh );
- } );
- const loader3 = new VTKLoader();
- loader3.load( 'models/vtk/cube_no_compression.vtp', function ( geometry ) {
- geometry.computeVertexNormals();
- geometry.center();
- const material = new THREE.MeshLambertMaterial( { color: 0xff0000 } );
- const mesh = new THREE.Mesh( geometry, material );
- mesh.position.set( 0.075, 0, 0 );
- mesh.scale.multiplyScalar( 0.01 );
- scene.add( mesh );
- } );
- // renderer
- renderer = new THREE.WebGLRenderer( { antialias: true } );
- renderer.setPixelRatio( window.devicePixelRatio );
- renderer.setSize( window.innerWidth, window.innerHeight );
- renderer.setAnimationLoop( animate );
- document.body.appendChild( renderer.domElement );
- // controls
- controls = new TrackballControls( camera, renderer.domElement );
- controls.minDistance = .1;
- controls.maxDistance = 0.5;
- controls.rotateSpeed = 5.0;
- stats = new Stats();
- document.body.appendChild( stats.dom );
- //
- window.addEventListener( 'resize', onWindowResize );
- }
- function onWindowResize() {
- camera.aspect = window.innerWidth / window.innerHeight;
- camera.updateProjectionMatrix();
- renderer.setSize( window.innerWidth, window.innerHeight );
- controls.handleResize();
- }
- function animate() {
- controls.update();
- renderer.render( scene, camera );
- stats.update();
- }
- </script>
- </body>
- </html>
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