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182 lines
4.4 KiB
182 lines
4.4 KiB
2 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 - loaders - vtk loader</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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</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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vtk formats loader test<br />
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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>
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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 Stats from 'three/addons/libs/stats.module.js';
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import { TrackballControls } from 'three/addons/controls/TrackballControls.js';
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import { VTKLoader } from 'three/addons/loaders/VTKLoader.js';
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let container, stats;
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let camera, controls, scene, renderer;
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init();
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animate();
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function init() {
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camera = new THREE.PerspectiveCamera( 60, window.innerWidth / window.innerHeight, 0.01, 1e10 );
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camera.position.z = 0.2;
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scene = new THREE.Scene();
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scene.add( camera );
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// light
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const hemiLight = new THREE.HemisphereLight( 0xffffff, 0x000000, 1 );
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scene.add( hemiLight );
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const dirLight = new THREE.DirectionalLight( 0xffffff, 0.5 );
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dirLight.position.set( 2, 2, 2 );
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scene.add( dirLight );
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const loader = new VTKLoader();
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loader.load( 'models/vtk/bunny.vtk', function ( geometry ) {
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geometry.center();
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geometry.computeVertexNormals();
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const material = new THREE.MeshLambertMaterial( { color: 0xffffff } );
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const mesh = new THREE.Mesh( geometry, material );
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mesh.position.set( - 0.075, 0.005, 0 );
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mesh.scale.multiplyScalar( 0.2 );
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scene.add( mesh );
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} );
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const loader1 = new VTKLoader();
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loader1.load( 'models/vtk/cube_ascii.vtp', function ( geometry ) {
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geometry.computeVertexNormals();
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geometry.center();
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const material = new THREE.MeshLambertMaterial( { color: 0x00ff00 } );
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const mesh = new THREE.Mesh( geometry, material );
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mesh.position.set( - 0.025, 0, 0 );
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mesh.scale.multiplyScalar( 0.01 );
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scene.add( mesh );
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} );
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const loader2 = new VTKLoader();
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loader2.load( 'models/vtk/cube_binary.vtp', function ( geometry ) {
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geometry.computeVertexNormals();
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geometry.center();
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const material = new THREE.MeshLambertMaterial( { color: 0x0000ff } );
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const mesh = new THREE.Mesh( geometry, material );
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mesh.position.set( 0.025, 0, 0 );
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mesh.scale.multiplyScalar( 0.01 );
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scene.add( mesh );
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} );
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const loader3 = new VTKLoader();
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loader3.load( 'models/vtk/cube_no_compression.vtp', function ( geometry ) {
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geometry.computeVertexNormals();
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geometry.center();
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const material = new THREE.MeshLambertMaterial( { color: 0xff0000 } );
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const mesh = new THREE.Mesh( geometry, material );
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mesh.position.set( 0.075, 0, 0 );
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mesh.scale.multiplyScalar( 0.01 );
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scene.add( mesh );
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} );
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// renderer
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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 = document.createElement( 'div' );
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document.body.appendChild( container );
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container.appendChild( renderer.domElement );
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// controls
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controls = new TrackballControls( camera, renderer.domElement );
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controls.minDistance = .1;
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controls.maxDistance = 0.5;
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controls.rotateSpeed = 5.0;
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stats = new Stats();
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container.appendChild( stats.dom );
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//
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window.addEventListener( 'resize', onWindowResize );
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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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controls.handleResize();
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}
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function animate() {
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requestAnimationFrame( animate );
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controls.update();
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renderer.render( scene, camera );
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stats.update();
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}
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</script>
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</body>
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</html>
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