webgl_loader_texture_basis.html 2.5 KB

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  1. <!DOCTYPE html>
  2. <html lang="en">
  3. <head>
  4. <title>three.js webgl - basis texture 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. margin: 0px;
  10. background-color: #050505;
  11. color: #fff;
  12. overflow: hidden;
  13. }
  14. a { color: #e00 }
  15. #info {
  16. position: absolute;
  17. top: 0px;
  18. width: 100%;
  19. color: #ffffff;
  20. padding: 5px;
  21. font-family: Monospace;
  22. font-size: 13px;
  23. text-align: center;
  24. z-index: 1000;
  25. }
  26. </style>
  27. </head>
  28. <body>
  29. <div id="info">
  30. <a href="http://threejs.org" target="_blank" rel="noopener">three.js</a> - webgl - basis texture loader<br />
  31. <a href="https://github.com/binomialLLC/basis_universal" target="_blank">Basis Universal GPU Texture Codec</a>
  32. </div>
  33. <script src="../build/three.js"></script>
  34. <script src="js/loaders/BasisTextureLoader.js"></script>
  35. <script>
  36. var camera, scene, renderer;
  37. var mesh;
  38. var clock = new THREE.Clock();
  39. init();
  40. animate();
  41. function init() {
  42. renderer = new THREE.WebGLRenderer( { antialias: true } );
  43. renderer.setPixelRatio( window.devicePixelRatio );
  44. renderer.setSize( window.innerWidth, window.innerHeight );
  45. renderer.gammaOutput = true;
  46. renderer.gammaFactor = 2.2;
  47. document.body.appendChild( renderer.domElement );
  48. camera = new THREE.PerspectiveCamera( 50, window.innerWidth / window.innerHeight, 1, 2000 );
  49. camera.position.z = 500;
  50. scene = new THREE.Scene();
  51. var geometry = new THREE.BoxBufferGeometry( 200, 200, 200 );
  52. var material = new THREE.MeshBasicMaterial();
  53. mesh = new THREE.Mesh( geometry, material );
  54. scene.add( mesh );
  55. var loader = new THREE.BasisTextureLoader();
  56. loader.setTranscoderPath( 'js/libs/basis/' );
  57. loader.detectSupport( renderer );
  58. loader.load( 'textures/compressed/kodim20.basis', function ( texture ) {
  59. texture.encoding = THREE.sRGBEncoding;
  60. material.map = texture;
  61. material.needsUpdate = true;
  62. } );
  63. window.addEventListener( 'resize', onWindowResize, false );
  64. }
  65. function onWindowResize() {
  66. camera.aspect = window.innerWidth / window.innerHeight;
  67. camera.updateProjectionMatrix();
  68. renderer.setSize( window.innerWidth, window.innerHeight );
  69. }
  70. function animate() {
  71. requestAnimationFrame( animate );
  72. var delta = clock.getDelta() * 0.5;
  73. mesh.rotation.x += delta;
  74. mesh.rotation.y += delta;
  75. renderer.render( scene, camera );
  76. }
  77. </script>
  78. </body>
  79. </html>