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webgl_loader_draco.html 3.4 KB

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  1. <!DOCTYPE html>
  2. <html lang="en">
  3. <head>
  4. <title>three.js webgl - loaders - Draco 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. <style>
  8. body {
  9. font-family: Monospace;
  10. background-color: #000;
  11. color: #fff;
  12. margin: 0px;
  13. overflow: hidden;
  14. }
  15. #info {
  16. color: #fff;
  17. position: absolute;
  18. top: 10px;
  19. width: 100%;
  20. text-align: center;
  21. z-index: 100;
  22. display: block;
  23. }
  24. #info a,
  25. .button {
  26. color: #f00;
  27. font-weight: bold;
  28. text-decoration: underline;
  29. cursor: pointer
  30. }
  31. </style>
  32. </head>
  33. <body>
  34. <div id="container"></div>
  35. <div id="info">
  36. <a href="http://threejs.org" target="_blank" rel="noopener">three.js</a> -
  37. <a href="https://github.com/google/draco" target="_blank" rel="noopener">DRACO</a> loader
  38. </div>
  39. <script src="../build/three.js"></script>
  40. <script src="js/loaders/DRACOLoader.js"></script>
  41. <script>
  42. var camera, scene, renderer;
  43. var container = document.querySelector( '#container' );
  44. // Configure and create Draco decoder.
  45. THREE.DRACOLoader.setDecoderPath( 'js/libs/draco/' );
  46. THREE.DRACOLoader.setDecoderConfig( { type: 'js' } );
  47. var dracoLoader = new THREE.DRACOLoader();
  48. init();
  49. animate();
  50. function init() {
  51. camera = new THREE.PerspectiveCamera( 35, window.innerWidth / window.innerHeight, 0.1, 15 );
  52. camera.position.set( 3, 0.25, 3 );
  53. scene = new THREE.Scene();
  54. scene.background = new THREE.Color( 0x443333 );
  55. scene.fog = new THREE.Fog( 0x443333, 1, 4 );
  56. // Ground
  57. var plane = new THREE.Mesh(
  58. new THREE.PlaneBufferGeometry( 8, 8 ),
  59. new THREE.MeshPhongMaterial( { color: 0x999999, specular: 0x101010 } )
  60. );
  61. plane.rotation.x = - Math.PI / 2;
  62. plane.position.y = 0.03;
  63. plane.receiveShadow = true;
  64. scene.add( plane );
  65. // Lights
  66. var light = new THREE.HemisphereLight( 0x443333, 0x111122 );
  67. scene.add( light );
  68. var light = new THREE.SpotLight();
  69. light.angle = Math.PI / 16;
  70. light.penumbra = 0.5;
  71. light.castShadow = true;
  72. light.position.set( - 1, 1, 1 );
  73. scene.add( light );
  74. dracoLoader.load( 'models/draco/bunny.drc', function ( geometry ) {
  75. geometry.computeVertexNormals();
  76. var material = new THREE.MeshStandardMaterial( { color: 0x606060 } );
  77. var mesh = new THREE.Mesh( geometry, material );
  78. mesh.castShadow = true;
  79. mesh.receiveShadow = true;
  80. scene.add( mesh );
  81. // Release decoder resources.
  82. THREE.DRACOLoader.releaseDecoderModule();
  83. } );
  84. // renderer
  85. renderer = new THREE.WebGLRenderer( { antialias: true } );
  86. renderer.setPixelRatio( window.devicePixelRatio );
  87. renderer.setSize( window.innerWidth, window.innerHeight );
  88. renderer.gammaInput = true;
  89. renderer.gammaOutput = true;
  90. renderer.shadowMap.enabled = true;
  91. container.appendChild( renderer.domElement );
  92. window.addEventListener( 'resize', onWindowResize, false );
  93. }
  94. function onWindowResize() {
  95. camera.aspect = window.innerWidth / window.innerHeight;
  96. camera.updateProjectionMatrix();
  97. renderer.setSize( window.innerWidth, window.innerHeight );
  98. }
  99. function animate() {
  100. render();
  101. requestAnimationFrame( animate );
  102. }
  103. function render() {
  104. var timer = Date.now() * 0.0003;
  105. camera.position.x = Math.sin( timer ) * 0.5;
  106. camera.position.z = Math.cos( timer ) * 0.5;
  107. camera.lookAt( 0, 0.1, 0 );
  108. renderer.render( scene, camera );
  109. }
  110. </script>
  111. </body>
  112. </html>