webgl_materials_cubemap.html 4.1 KB

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  1. <!DOCTYPE html>
  2. <html lang="en">
  3. <head>
  4. <title>three.js webgl - materials - cube reflection / refraction [Walt]</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="container"></div>
  11. <div id="info">
  12. <a href="http://threejs.org" target="_blank" rel="noopener">three.js</a> - cube mapping demo.<br />
  13. Texture by <a href="http://www.humus.name/index.php?page=Textures" target="_blank" rel="noopener">Humus</a>, Walt Disney head by <a href="http://davidoreilly.com/post/18087489343/disneyhead" target="_blank" rel="noopener">David OReilly</a>
  14. </div>
  15. <script src="../build/three.js"></script>
  16. <script src="js/controls/OrbitControls.js"></script>
  17. <script src="js/loaders/OBJLoader.js"></script>
  18. <script src="js/WebGL.js"></script>
  19. <script src="js/libs/stats.min.js"></script>
  20. <script>
  21. if ( WEBGL.isWebGLAvailable() === false ) {
  22. document.body.appendChild( WEBGL.getWebGLErrorMessage() );
  23. }
  24. var container, stats;
  25. var camera, scene, renderer;
  26. var pointLight;
  27. init();
  28. animate();
  29. function init() {
  30. container = document.createElement( 'div' );
  31. document.body.appendChild( container );
  32. camera = new THREE.PerspectiveCamera( 50, window.innerWidth / window.innerHeight, 1, 5000 );
  33. camera.position.z = 2000;
  34. //cubemap
  35. var path = 'textures/cube/SwedishRoyalCastle/';
  36. var format = '.jpg';
  37. var urls = [
  38. path + 'px' + format, path + 'nx' + format,
  39. path + 'py' + format, path + 'ny' + format,
  40. path + 'pz' + format, path + 'nz' + format
  41. ];
  42. var reflectionCube = new THREE.CubeTextureLoader().load( urls );
  43. reflectionCube.format = THREE.RGBFormat;
  44. var refractionCube = new THREE.CubeTextureLoader().load( urls );
  45. refractionCube.mapping = THREE.CubeRefractionMapping;
  46. refractionCube.format = THREE.RGBFormat;
  47. scene = new THREE.Scene();
  48. scene.background = reflectionCube;
  49. //lights
  50. var ambient = new THREE.AmbientLight( 0xffffff );
  51. scene.add( ambient );
  52. pointLight = new THREE.PointLight( 0xffffff, 2 );
  53. scene.add( pointLight );
  54. //materials
  55. var cubeMaterial3 = new THREE.MeshLambertMaterial( { color: 0xff6600, envMap: reflectionCube, combine: THREE.MixOperation, reflectivity: 0.3 } );
  56. var cubeMaterial2 = new THREE.MeshLambertMaterial( { color: 0xffee00, envMap: refractionCube, refractionRatio: 0.95 } );
  57. var cubeMaterial1 = new THREE.MeshLambertMaterial( { color: 0xffffff, envMap: reflectionCube } );
  58. //models
  59. var objLoader = new THREE.OBJLoader();
  60. objLoader.setPath( 'models/obj/walt/' );
  61. objLoader.load( 'WaltHead.obj', function ( object ) {
  62. var head = object.children[ 0 ];
  63. head.scale.multiplyScalar( 15 );
  64. head.position.y = - 500;
  65. head.material = cubeMaterial1;
  66. var head2 = head.clone();
  67. head2.position.x = - 900;
  68. head2.material = cubeMaterial2;
  69. var head3 = head.clone();
  70. head3.position.x = 900;
  71. head3.material = cubeMaterial3;
  72. scene.add( head, head2, head3 );
  73. } );
  74. //renderer
  75. renderer = new THREE.WebGLRenderer();
  76. renderer.setPixelRatio( window.devicePixelRatio );
  77. renderer.setSize( window.innerWidth, window.innerHeight );
  78. container.appendChild( renderer.domElement );
  79. //controls
  80. var controls = new THREE.OrbitControls( camera, renderer.domElement );
  81. controls.enableZoom = false;
  82. controls.enablePan = false;
  83. controls.minPolarAngle = Math.PI / 4;
  84. controls.maxPolarAngle = Math.PI / 1.5;
  85. //stats
  86. stats = new Stats();
  87. container.appendChild( stats.dom );
  88. window.addEventListener( 'resize', onWindowResize, false );
  89. }
  90. function onWindowResize() {
  91. camera.aspect = window.innerWidth / window.innerHeight;
  92. camera.updateProjectionMatrix();
  93. renderer.setSize( window.innerWidth, window.innerHeight );
  94. }
  95. function animate() {
  96. requestAnimationFrame( animate );
  97. render();
  98. }
  99. function render() {
  100. renderer.render( scene, camera );
  101. stats.update();
  102. }
  103. </script>
  104. </body>
  105. </html>