webgpu_sky.html 4.7 KB

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  1. <!DOCTYPE html>
  2. <html lang="en">
  3. <head>
  4. <title>three.js webgpu - sky</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>Sky</span>
  14. </div>
  15. <small>
  16. Sky + Sun shader.
  17. </small>
  18. </div>
  19. <script type="importmap">
  20. {
  21. "imports": {
  22. "three": "../build/three.webgpu.js",
  23. "three/webgpu": "../build/three.webgpu.js",
  24. "three/tsl": "../build/three.tsl.js",
  25. "three/addons/": "./jsm/"
  26. }
  27. }
  28. </script>
  29. <script type="module">
  30. import * as THREE from 'three/webgpu';
  31. import { Inspector } from 'three/addons/inspector/Inspector.js';
  32. import { OrbitControls } from 'three/addons/controls/OrbitControls.js';
  33. import { SkyMesh } from 'three/addons/objects/SkyMesh.js';
  34. let camera, scene, renderer;
  35. let sky, sun;
  36. init();
  37. function initSky() {
  38. // Add Sky
  39. sky = new SkyMesh();
  40. sky.scale.setScalar( 450000 );
  41. scene.add( sky );
  42. sun = new THREE.Vector3();
  43. /// GUI
  44. const effectController = {
  45. turbidity: 10,
  46. rayleigh: 3,
  47. mieCoefficient: 0.005,
  48. mieDirectionalG: 0.7,
  49. elevation: 2,
  50. azimuth: 180,
  51. exposure: renderer.toneMappingExposure,
  52. cloudCoverage: 0.4,
  53. cloudDensity: 0.4,
  54. cloudElevation: 0.5,
  55. showSunDisc: true
  56. };
  57. function guiChanged() {
  58. sky.turbidity.value = effectController.turbidity;
  59. sky.rayleigh.value = effectController.rayleigh;
  60. sky.mieCoefficient.value = effectController.mieCoefficient;
  61. sky.mieDirectionalG.value = effectController.mieDirectionalG;
  62. sky.cloudCoverage.value = effectController.cloudCoverage;
  63. sky.cloudDensity.value = effectController.cloudDensity;
  64. sky.cloudElevation.value = effectController.cloudElevation;
  65. sky.showSunDisc.value = effectController.showSunDisc;
  66. const phi = THREE.MathUtils.degToRad( 90 - effectController.elevation );
  67. const theta = THREE.MathUtils.degToRad( effectController.azimuth );
  68. sun.setFromSphericalCoords( 1, phi, theta );
  69. sky.sunPosition.value.copy( sun );
  70. renderer.toneMappingExposure = effectController.exposure;
  71. }
  72. const gui = renderer.inspector.createParameters( 'Settings' );
  73. gui.add( effectController, 'turbidity', 0.0, 20.0, 0.1 ).onChange( guiChanged );
  74. gui.add( effectController, 'rayleigh', 0.0, 4, 0.001 ).onChange( guiChanged );
  75. gui.add( effectController, 'mieCoefficient', 0.0, 0.1, 0.001 ).onChange( guiChanged );
  76. gui.add( effectController, 'mieDirectionalG', 0.0, 1, 0.001 ).onChange( guiChanged );
  77. gui.add( effectController, 'elevation', 0, 90, 0.1 ).onChange( guiChanged );
  78. gui.add( effectController, 'azimuth', - 180, 180, 0.1 ).onChange( guiChanged );
  79. gui.add( effectController, 'exposure', 0, 1, 0.0001 ).onChange( guiChanged );
  80. gui.add( effectController, 'showSunDisc' ).onChange( guiChanged );
  81. const folderClouds = gui.addFolder( 'Clouds' );
  82. folderClouds.add( effectController, 'cloudCoverage', 0, 1, 0.01 ).name( 'coverage' ).onChange( guiChanged );
  83. folderClouds.add( effectController, 'cloudDensity', 0, 1, 0.01 ).name( 'density' ).onChange( guiChanged );
  84. folderClouds.add( effectController, 'cloudElevation', 0, 1, 0.01 ).name( 'elevation' ).onChange( guiChanged );
  85. guiChanged();
  86. }
  87. function init() {
  88. camera = new THREE.PerspectiveCamera( 60, window.innerWidth / window.innerHeight, 100, 2000000 );
  89. camera.position.set( 0, 100, 2000 );
  90. scene = new THREE.Scene();
  91. renderer = new THREE.WebGPURenderer();
  92. renderer.setPixelRatio( window.devicePixelRatio );
  93. renderer.setSize( window.innerWidth, window.innerHeight );
  94. renderer.setAnimationLoop( animate );
  95. renderer.toneMapping = THREE.ACESFilmicToneMapping;
  96. renderer.toneMappingExposure = 0.5;
  97. renderer.inspector = new Inspector();
  98. document.body.appendChild( renderer.domElement );
  99. const controls = new OrbitControls( camera, renderer.domElement );
  100. //controls.maxPolarAngle = Math.PI / 2;
  101. controls.enableZoom = false;
  102. controls.enablePan = false;
  103. initSky();
  104. window.addEventListener( 'resize', onWindowResize );
  105. }
  106. function onWindowResize() {
  107. camera.aspect = window.innerWidth / window.innerHeight;
  108. camera.updateProjectionMatrix();
  109. renderer.setSize( window.innerWidth, window.innerHeight );
  110. }
  111. function animate() {
  112. renderer.render( scene, camera );
  113. }
  114. </script>
  115. </body>
  116. </html>
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