webgpu_postprocessing_sobel.html 3.5 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143
  1. <!DOCTYPE html>
  2. <html lang="en">
  3. <head>
  4. <title>three.js webgpu - postprocessing sobel</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="example.css">
  8. </head>
  9. <body>
  10. <div id="info">
  11. <a href="https://threejs.org/" target="_blank" rel="noopener" class="logo-link"></a>
  12. <div class="title-wrapper">
  13. <a href="https://threejs.org/" target="_blank" rel="noopener">three.js</a><span> Sobel</span>
  14. </div>
  15. <small>Edge Detection with a Sobel operator.</small>
  16. </div>
  17. <script type="importmap">
  18. {
  19. "imports": {
  20. "three": "../build/three.webgpu.js",
  21. "three/webgpu": "../build/three.webgpu.js",
  22. "three/tsl": "../build/three.tsl.js",
  23. "three/addons/": "./jsm/"
  24. }
  25. }
  26. </script>
  27. <script type="module">
  28. import * as THREE from 'three/webgpu';
  29. import { pass, renderOutput } from 'three/tsl';
  30. import { sobel } from 'three/addons/tsl/display/SobelOperatorNode.js';
  31. import { OrbitControls } from 'three/addons/controls/OrbitControls.js';
  32. import { GLTFLoader } from 'three/addons/loaders/GLTFLoader.js';
  33. import { RoomEnvironment } from 'three/addons/environments/RoomEnvironment.js';
  34. import { Inspector } from 'three/addons/inspector/Inspector.js';
  35. let camera, scene, renderer, controls;
  36. let postProcessing;
  37. const params = {
  38. enabled: true
  39. };
  40. init();
  41. async function init() {
  42. scene = new THREE.Scene();
  43. camera = new THREE.PerspectiveCamera( 70, window.innerWidth / window.innerHeight, 0.1, 100 );
  44. camera.position.set( 0, 1, 3 );
  45. //
  46. const loader = new GLTFLoader();
  47. const gltf = await loader.loadAsync( 'models/gltf/DragonAttenuation.glb' );
  48. const model = gltf.scene.children[ 1 ];
  49. model.material = new THREE.MeshStandardNodeMaterial();
  50. scene.add( model );
  51. //
  52. renderer = new THREE.WebGPURenderer( { antialias: true } );
  53. renderer.setPixelRatio( window.devicePixelRatio );
  54. renderer.setSize( window.innerWidth, window.innerHeight );
  55. renderer.setAnimationLoop( animate );
  56. renderer.inspector = new Inspector();
  57. renderer.toneMapping = THREE.LinearToneMapping;
  58. document.body.appendChild( renderer.domElement );
  59. await renderer.init();
  60. const environment = new RoomEnvironment();
  61. const pmremGenerator = new THREE.PMREMGenerator( renderer );
  62. scene.environment = pmremGenerator.fromScene( environment, 0.04 ).texture;
  63. pmremGenerator.dispose();
  64. //
  65. controls = new OrbitControls( camera, renderer.domElement );
  66. controls.enableDamping = true;
  67. controls.enableZoom = false;
  68. controls.target.set( 0, 0.5, 0 );
  69. controls.update();
  70. // postprocessing
  71. postProcessing = new THREE.PostProcessing( renderer );
  72. postProcessing.outputColorTransform = false;
  73. const scenePass = pass( scene, camera );
  74. postProcessing.outputNode = sobel( renderOutput( scenePass ) );
  75. //
  76. const gui = renderer.inspector.createParameters( 'Settings' );
  77. gui.add( params, 'enabled' );
  78. //
  79. window.addEventListener( 'resize', onWindowResize );
  80. }
  81. function onWindowResize() {
  82. camera.aspect = window.innerWidth / window.innerHeight;
  83. camera.updateProjectionMatrix();
  84. renderer.setSize( window.innerWidth, window.innerHeight );
  85. }
  86. function animate() {
  87. controls.update();
  88. if ( params.enabled === true ) {
  89. postProcessing.render();
  90. } else {
  91. renderer.render( scene, camera );
  92. }
  93. }
  94. </script>
  95. </body>
  96. </html>
粤ICP备19079148号