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webgl_effects_anaglyph.html 4.0 KB

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  1. <!DOCTYPE html>
  2. <html lang="en">
  3. <head>
  4. <title>three.js webgl - effects - anaglyph</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. background:#777;
  10. padding:0;
  11. margin:0;
  12. font-weight: bold;
  13. overflow:hidden;
  14. }
  15. #info {
  16. position: absolute;
  17. top: 0px; width: 100%;
  18. color: #ffffff;
  19. padding: 5px;
  20. font-family:Monospace;
  21. font-size:13px;
  22. text-align:center;
  23. z-index:1000;
  24. }
  25. a {
  26. color: #ffffff;
  27. }
  28. #webglmessage a { color:#da0 }
  29. </style>
  30. </head>
  31. <body>
  32. <div id="info"><a href="http://threejs.org" target="_blank" rel="noopener">three.js</a> - effects - anaglyph. skybox by <a href="http://ict.debevec.org/~debevec/" target="_blank" rel="noopener">Paul Debevec</a></div>
  33. <script src="../build/three.js"></script>
  34. <script src="js/effects/AnaglyphEffect.js"></script>
  35. <script src="js/WebGL.js"></script>
  36. <script>
  37. if ( WEBGL.isWebGLAvailable() === false ) {
  38. document.body.appendChild( WEBGL.getWebGLErrorMessage() );
  39. }
  40. var container, camera, scene, renderer, effect;
  41. var spheres = [];
  42. var mouseX = 0;
  43. var mouseY = 0;
  44. var windowHalfX = window.innerWidth / 2;
  45. var windowHalfY = window.innerHeight / 2;
  46. document.addEventListener( 'mousemove', onDocumentMouseMove, false );
  47. init();
  48. animate();
  49. function init() {
  50. container = document.createElement( 'div' );
  51. document.body.appendChild( container );
  52. camera = new THREE.PerspectiveCamera( 60, window.innerWidth / window.innerHeight, 0.01, 100 );
  53. camera.position.z = 3;
  54. camera.focalLength = 3;
  55. var path = "textures/cube/pisa/";
  56. var format = '.png';
  57. var urls = [
  58. path + 'px' + format, path + 'nx' + format,
  59. path + 'py' + format, path + 'ny' + format,
  60. path + 'pz' + format, path + 'nz' + format
  61. ];
  62. var textureCube = new THREE.CubeTextureLoader().load( urls );
  63. scene = new THREE.Scene();
  64. scene.background = textureCube;
  65. var geometry = new THREE.SphereBufferGeometry( 0.1, 32, 16 );
  66. var material = new THREE.MeshBasicMaterial( { color: 0xffffff, envMap: textureCube } );
  67. for ( var i = 0; i < 500; i ++ ) {
  68. var mesh = new THREE.Mesh( geometry, material );
  69. mesh.position.x = Math.random() * 10 - 5;
  70. mesh.position.y = Math.random() * 10 - 5;
  71. mesh.position.z = Math.random() * 10 - 5;
  72. mesh.scale.x = mesh.scale.y = mesh.scale.z = Math.random() * 3 + 1;
  73. scene.add( mesh );
  74. spheres.push( mesh );
  75. }
  76. //
  77. renderer = new THREE.WebGLRenderer();
  78. renderer.setPixelRatio( window.devicePixelRatio );
  79. container.appendChild( renderer.domElement );
  80. var width = window.innerWidth || 2;
  81. var height = window.innerHeight || 2;
  82. effect = new THREE.AnaglyphEffect( renderer );
  83. effect.setSize( width, height );
  84. //
  85. window.addEventListener( 'resize', onWindowResize, false );
  86. }
  87. function onWindowResize() {
  88. windowHalfX = window.innerWidth / 2;
  89. windowHalfY = window.innerHeight / 2;
  90. camera.aspect = window.innerWidth / window.innerHeight;
  91. camera.updateProjectionMatrix();
  92. effect.setSize( window.innerWidth, window.innerHeight );
  93. }
  94. function onDocumentMouseMove( event ) {
  95. mouseX = ( event.clientX - windowHalfX ) / 100;
  96. mouseY = ( event.clientY - windowHalfY ) / 100;
  97. }
  98. //
  99. function animate() {
  100. requestAnimationFrame( animate );
  101. render();
  102. }
  103. function render() {
  104. var timer = 0.0001 * Date.now();
  105. camera.position.x += ( mouseX - camera.position.x ) * .05;
  106. camera.position.y += ( - mouseY - camera.position.y ) * .05;
  107. camera.lookAt( scene.position );
  108. for ( var i = 0, il = spheres.length; i < il; i ++ ) {
  109. var sphere = spheres[ i ];
  110. sphere.position.x = 5 * Math.cos( timer + i );
  111. sphere.position.y = 5 * Math.sin( timer + i * 1.1 );
  112. }
  113. effect.render( scene, camera );
  114. }
  115. </script>
  116. </body>
  117. </html>