webgl_effects_anaglyph.html 3.6 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. <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> - effects - anaglyph<br/>
  12. skybox by <a href="http://ict.debevec.org/~debevec/" target="_blank" rel="noopener">Paul Debevec</a>
  13. </div>
  14. <script src="../build/three.js"></script>
  15. <script src="js/effects/AnaglyphEffect.js"></script>
  16. <script src="js/WebGL.js"></script>
  17. <script>
  18. if ( WEBGL.isWebGLAvailable() === false ) {
  19. document.body.appendChild( WEBGL.getWebGLErrorMessage() );
  20. }
  21. var container, camera, scene, renderer, effect;
  22. var spheres = [];
  23. var mouseX = 0;
  24. var mouseY = 0;
  25. var windowHalfX = window.innerWidth / 2;
  26. var windowHalfY = window.innerHeight / 2;
  27. document.addEventListener( 'mousemove', onDocumentMouseMove, false );
  28. init();
  29. animate();
  30. function init() {
  31. container = document.createElement( 'div' );
  32. document.body.appendChild( container );
  33. camera = new THREE.PerspectiveCamera( 60, window.innerWidth / window.innerHeight, 0.01, 100 );
  34. camera.position.z = 3;
  35. camera.focalLength = 3;
  36. var path = "textures/cube/pisa/";
  37. var format = '.png';
  38. var urls = [
  39. path + 'px' + format, path + 'nx' + format,
  40. path + 'py' + format, path + 'ny' + format,
  41. path + 'pz' + format, path + 'nz' + format
  42. ];
  43. var textureCube = new THREE.CubeTextureLoader().load( urls );
  44. scene = new THREE.Scene();
  45. scene.background = textureCube;
  46. var geometry = new THREE.SphereBufferGeometry( 0.1, 32, 16 );
  47. var material = new THREE.MeshBasicMaterial( { color: 0xffffff, envMap: textureCube } );
  48. for ( var i = 0; i < 500; i ++ ) {
  49. var mesh = new THREE.Mesh( geometry, material );
  50. mesh.position.x = Math.random() * 10 - 5;
  51. mesh.position.y = Math.random() * 10 - 5;
  52. mesh.position.z = Math.random() * 10 - 5;
  53. mesh.scale.x = mesh.scale.y = mesh.scale.z = Math.random() * 3 + 1;
  54. scene.add( mesh );
  55. spheres.push( mesh );
  56. }
  57. //
  58. renderer = new THREE.WebGLRenderer();
  59. renderer.setPixelRatio( window.devicePixelRatio );
  60. container.appendChild( renderer.domElement );
  61. var width = window.innerWidth || 2;
  62. var height = window.innerHeight || 2;
  63. effect = new THREE.AnaglyphEffect( renderer );
  64. effect.setSize( width, height );
  65. //
  66. window.addEventListener( 'resize', onWindowResize, false );
  67. }
  68. function onWindowResize() {
  69. windowHalfX = window.innerWidth / 2;
  70. windowHalfY = window.innerHeight / 2;
  71. camera.aspect = window.innerWidth / window.innerHeight;
  72. camera.updateProjectionMatrix();
  73. effect.setSize( window.innerWidth, window.innerHeight );
  74. }
  75. function onDocumentMouseMove( event ) {
  76. mouseX = ( event.clientX - windowHalfX ) / 100;
  77. mouseY = ( event.clientY - windowHalfY ) / 100;
  78. }
  79. //
  80. function animate() {
  81. requestAnimationFrame( animate );
  82. render();
  83. }
  84. function render() {
  85. var timer = 0.0001 * Date.now();
  86. camera.position.x += ( mouseX - camera.position.x ) * .05;
  87. camera.position.y += ( - mouseY - camera.position.y ) * .05;
  88. camera.lookAt( scene.position );
  89. for ( var i = 0, il = spheres.length; i < il; i ++ ) {
  90. var sphere = spheres[ i ];
  91. sphere.position.x = 5 * Math.cos( timer + i );
  92. sphere.position.y = 5 * Math.sin( timer + i * 1.1 );
  93. }
  94. effect.render( scene, camera );
  95. }
  96. </script>
  97. </body>
  98. </html>