webgl_loader_vtk.html 4.3 KB

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  1. <!DOCTYPE html>
  2. <html lang="en">
  3. <head>
  4. <title>three.js webgl - loaders - vtk 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. <link type="text/css" rel="stylesheet" href="main.css">
  8. </head>
  9. <body>
  10. <div id="info">
  11. <a href="http://threejs.org" target="_blank" rel="noopener">three.js</a> -
  12. vtk formats loader test<br />
  13. 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>
  14. </div>
  15. <script type="module">
  16. import {
  17. DirectionalLight,
  18. DoubleSide,
  19. Mesh,
  20. MeshLambertMaterial,
  21. PerspectiveCamera,
  22. Scene,
  23. WebGLRenderer,
  24. } from "../build/three.module.js";
  25. import Stats from './jsm/libs/stats.module.js';
  26. import { TrackballControls } from './jsm/controls/TrackballControls.js';
  27. import { VTKLoader } from './jsm/loaders/VTKLoader.js';
  28. var container, stats;
  29. var camera, controls, scene, renderer;
  30. init();
  31. animate();
  32. function init() {
  33. camera = new PerspectiveCamera( 60, window.innerWidth / window.innerHeight, 0.01, 1e10 );
  34. camera.position.z = 0.2;
  35. scene = new Scene();
  36. scene.add( camera );
  37. // light
  38. var dirLight = new DirectionalLight( 0xffffff );
  39. dirLight.position.set( 200, 200, 1000 ).normalize();
  40. camera.add( dirLight );
  41. camera.add( dirLight.target );
  42. var material = new MeshLambertMaterial( { color: 0xffffff, side: DoubleSide } );
  43. var loader = new VTKLoader();
  44. loader.load( "models/vtk/bunny.vtk", function ( geometry ) {
  45. geometry.center();
  46. geometry.computeVertexNormals();
  47. var mesh = new Mesh( geometry, material );
  48. mesh.position.set( - 0.075, 0.005, 0 );
  49. mesh.scale.multiplyScalar( 0.2 );
  50. scene.add( mesh );
  51. } );
  52. var loader1 = new VTKLoader();
  53. loader1.load( 'models/vtk/cube_ascii.vtp', function ( geometry ) {
  54. geometry.computeVertexNormals();
  55. geometry.center();
  56. var material = new MeshLambertMaterial( { color: 0x00ff00, side: DoubleSide } );
  57. var mesh = new Mesh( geometry, material );
  58. mesh.position.set( - 0.025, 0, 0 );
  59. mesh.scale.multiplyScalar( 0.01 );
  60. scene.add( mesh );
  61. } );
  62. var loader2 = new VTKLoader();
  63. loader2.load( 'models/vtk/cube_binary.vtp', function ( geometry ) {
  64. geometry.computeVertexNormals();
  65. geometry.center();
  66. var material = new MeshLambertMaterial( { color: 0x0000ff, side: DoubleSide } );
  67. var mesh = new Mesh( geometry, material );
  68. mesh.position.set( 0.025, 0, 0 );
  69. mesh.scale.multiplyScalar( 0.01 );
  70. scene.add( mesh );
  71. } );
  72. var loader3 = new VTKLoader();
  73. loader3.load( 'models/vtk/cube_no_compression.vtp', function ( geometry ) {
  74. geometry.computeVertexNormals();
  75. geometry.center();
  76. var material = new MeshLambertMaterial( { color: 0xff0000, side: DoubleSide } );
  77. var mesh = new Mesh( geometry, material );
  78. mesh.position.set( 0.075, 0, 0 );
  79. mesh.scale.multiplyScalar( 0.01 );
  80. scene.add( mesh );
  81. } );
  82. // renderer
  83. renderer = new WebGLRenderer();
  84. renderer.setPixelRatio( window.devicePixelRatio );
  85. renderer.setSize( window.innerWidth, window.innerHeight );
  86. container = document.createElement( 'div' );
  87. document.body.appendChild( container );
  88. container.appendChild( renderer.domElement );
  89. // controls
  90. controls = new TrackballControls( camera, renderer.domElement );
  91. controls.rotateSpeed = 5.0;
  92. controls.zoomSpeed = 5;
  93. controls.panSpeed = 2;
  94. controls.noZoom = false;
  95. controls.noPan = false;
  96. controls.staticMoving = true;
  97. controls.dynamicDampingFactor = 0.3;
  98. stats = new Stats();
  99. container.appendChild( stats.dom );
  100. //
  101. window.addEventListener( 'resize', onWindowResize, false );
  102. }
  103. function onWindowResize() {
  104. camera.aspect = window.innerWidth / window.innerHeight;
  105. camera.updateProjectionMatrix();
  106. renderer.setSize( window.innerWidth, window.innerHeight );
  107. controls.handleResize();
  108. }
  109. function animate() {
  110. requestAnimationFrame( animate );
  111. controls.update();
  112. renderer.render( scene, camera );
  113. stats.update();
  114. }
  115. </script>
  116. </body>
  117. </html>