webgl_loader_vrml.html 3.7 KB

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  1. <!DOCTYPE html>
  2. <html lang="en">
  3. <head>
  4. <title>three.js webgl - loaders - VRML loader</title>
  5. <meta charset="utf-8">
  6. <meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
  7. <meta property="og:title" content="three.js webgl - loaders - VRML loader">
  8. <meta property="og:type" content="website">
  9. <meta property="og:url" content="https://threejs.org/examples/webgl_loader_vrml.html">
  10. <meta property="og:image" content="https://threejs.org/examples/screenshots/webgl_loader_vrml.jpg">
  11. <link type="text/css" rel="stylesheet" href="main.css">
  12. </head>
  13. <body>
  14. <div id="info">
  15. <a href="https://threejs.org" target="_blank" rel="noopener">three.js</a> - VRML loader
  16. </div>
  17. <script type="importmap">
  18. {
  19. "imports": {
  20. "three": "../build/three.module.js",
  21. "three/addons/": "./jsm/"
  22. }
  23. }
  24. </script>
  25. <script type="module">
  26. import * as THREE from 'three';
  27. import Stats from 'three/addons/libs/stats.module.js';
  28. import { OrbitControls } from 'three/addons/controls/OrbitControls.js';
  29. import { VRMLLoader } from 'three/addons/loaders/VRMLLoader.js';
  30. import { GUI } from 'three/addons/libs/lil-gui.module.min.js';
  31. let camera, scene, renderer, stats, controls, loader;
  32. const params = {
  33. asset: 'house'
  34. };
  35. const assets = [
  36. 'creaseAngle',
  37. 'crystal',
  38. 'house',
  39. 'elevationGrid1',
  40. 'elevationGrid2',
  41. 'extrusion1',
  42. 'extrusion2',
  43. 'extrusion3',
  44. 'lines',
  45. 'linesTransparent',
  46. 'meshWithLines',
  47. 'meshWithTexture',
  48. 'pixelTexture',
  49. 'points',
  50. 'camera'
  51. ];
  52. let vrmlScene;
  53. init();
  54. function init() {
  55. camera = new THREE.PerspectiveCamera( 60, window.innerWidth / window.innerHeight, 0.1, 1e10 );
  56. camera.position.set( - 10, 5, 10 );
  57. scene = new THREE.Scene();
  58. scene.add( camera );
  59. // light
  60. const ambientLight = new THREE.AmbientLight( 0xffffff, 1.2 );
  61. scene.add( ambientLight );
  62. const dirLight = new THREE.DirectionalLight( 0xffffff, 2.0 );
  63. dirLight.position.set( 200, 200, 200 );
  64. scene.add( dirLight );
  65. loader = new VRMLLoader();
  66. loadAsset( params.asset );
  67. // renderer
  68. renderer = new THREE.WebGLRenderer();
  69. renderer.setPixelRatio( window.devicePixelRatio );
  70. renderer.setSize( window.innerWidth, window.innerHeight );
  71. renderer.setAnimationLoop( animate );
  72. document.body.appendChild( renderer.domElement );
  73. // controls
  74. controls = new OrbitControls( camera, renderer.domElement );
  75. controls.minDistance = 1;
  76. controls.maxDistance = 200;
  77. controls.enableDamping = true;
  78. //
  79. stats = new Stats();
  80. document.body.appendChild( stats.dom );
  81. //
  82. window.addEventListener( 'resize', onWindowResize );
  83. //
  84. const gui = new GUI();
  85. gui.add( params, 'asset', assets ).onChange( function ( value ) {
  86. if ( vrmlScene ) {
  87. vrmlScene.traverse( function ( object ) {
  88. if ( object.material ) object.material.dispose();
  89. if ( object.material && object.material.map ) object.material.map.dispose();
  90. if ( object.geometry ) object.geometry.dispose();
  91. } );
  92. scene.remove( vrmlScene );
  93. }
  94. loadAsset( value );
  95. } );
  96. }
  97. function loadAsset( asset ) {
  98. loader.load( 'models/vrml/' + asset + '.wrl', function ( object ) {
  99. vrmlScene = object;
  100. scene.add( object );
  101. controls.reset();
  102. } );
  103. }
  104. function onWindowResize() {
  105. camera.aspect = window.innerWidth / window.innerHeight;
  106. camera.updateProjectionMatrix();
  107. renderer.setSize( window.innerWidth, window.innerHeight );
  108. }
  109. function animate() {
  110. controls.update(); // to support damping
  111. renderer.render( scene, camera );
  112. stats.update();
  113. }
  114. </script>
  115. </body>
  116. </html>
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