webgpu_ocean.html 4.9 KB

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  1. <!DOCTYPE html>
  2. <html lang="en">
  3. <head>
  4. <title>three.js webgpu - ocean</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="container"></div>
  11. <div id="info">
  12. <a href="https://threejs.org" target="_blank" rel="noopener">three.js</a> - webgpu ocean
  13. </div>
  14. <script type="importmap">
  15. {
  16. "imports": {
  17. "three": "../build/three.webgpu.js",
  18. "three/webgpu": "../build/three.webgpu.js",
  19. "three/tsl": "../build/three.tsl.js",
  20. "three/addons/": "./jsm/"
  21. }
  22. }
  23. </script>
  24. <script type="module">
  25. import * as THREE from 'three';
  26. import Stats from 'three/addons/libs/stats.module.js';
  27. import { GUI } from 'three/addons/libs/lil-gui.module.min.js';
  28. import { OrbitControls } from 'three/addons/controls/OrbitControls.js';
  29. import { WaterMesh } from 'three/addons/objects/WaterMesh.js';
  30. import { SkyMesh } from 'three/addons/objects/SkyMesh.js';
  31. let container, stats;
  32. let camera, scene, renderer;
  33. let controls, water, sun, mesh;
  34. init();
  35. function init() {
  36. container = document.getElementById( 'container' );
  37. //
  38. renderer = new THREE.WebGPURenderer();
  39. renderer.setPixelRatio( window.devicePixelRatio );
  40. renderer.setSize( window.innerWidth, window.innerHeight );
  41. renderer.setAnimationLoop( animate );
  42. renderer.toneMapping = THREE.ACESFilmicToneMapping;
  43. renderer.toneMappingExposure = 0.5;
  44. container.appendChild( renderer.domElement );
  45. //
  46. scene = new THREE.Scene();
  47. camera = new THREE.PerspectiveCamera( 55, window.innerWidth / window.innerHeight, 1, 20000 );
  48. camera.position.set( 30, 30, 100 );
  49. //
  50. sun = new THREE.Vector3();
  51. // Water
  52. const waterGeometry = new THREE.PlaneGeometry( 10000, 10000 );
  53. const loader = new THREE.TextureLoader();
  54. const waterNormals = loader.load( 'textures/waternormals.jpg' );
  55. waterNormals.wrapS = waterNormals.wrapT = THREE.RepeatWrapping;
  56. water = new WaterMesh(
  57. waterGeometry,
  58. {
  59. waterNormals: waterNormals,
  60. sunDirection: new THREE.Vector3(),
  61. sunColor: 0xffffff,
  62. waterColor: 0x001e0f,
  63. distortionScale: 3.7
  64. }
  65. );
  66. water.rotation.x = - Math.PI / 2;
  67. scene.add( water );
  68. // Skybox
  69. const sky = new SkyMesh();
  70. sky.scale.setScalar( 10000 );
  71. scene.add( sky );
  72. sky.turbidity.value = 10;
  73. sky.rayleigh.value = 2;
  74. sky.mieCoefficient.value = 0.005;
  75. sky.mieDirectionalG.value = 0.8;
  76. const parameters = {
  77. elevation: 2,
  78. azimuth: 180
  79. };
  80. const pmremGenerator = new THREE.PMREMGenerator( renderer );
  81. const sceneEnv = new THREE.Scene();
  82. let renderTarget;
  83. function updateSun() {
  84. const phi = THREE.MathUtils.degToRad( 90 - parameters.elevation );
  85. const theta = THREE.MathUtils.degToRad( parameters.azimuth );
  86. sun.setFromSphericalCoords( 1, phi, theta );
  87. sky.sunPosition.value.copy( sun );
  88. water.sunDirection.value.copy( sun ).normalize();
  89. if ( renderTarget !== undefined ) renderTarget.dispose();
  90. sceneEnv.add( sky );
  91. renderTarget = pmremGenerator.fromScene( sceneEnv );
  92. scene.add( sky );
  93. scene.environment = renderTarget.texture;
  94. }
  95. renderer.init().then( updateSun );
  96. //
  97. const geometry = new THREE.BoxGeometry( 30, 30, 30 );
  98. const material = new THREE.MeshStandardMaterial( { roughness: 0 } );
  99. mesh = new THREE.Mesh( geometry, material );
  100. scene.add( mesh );
  101. //
  102. controls = new OrbitControls( camera, renderer.domElement );
  103. controls.maxPolarAngle = Math.PI * 0.495;
  104. controls.target.set( 0, 10, 0 );
  105. controls.minDistance = 40.0;
  106. controls.maxDistance = 200.0;
  107. controls.update();
  108. //
  109. stats = new Stats();
  110. container.appendChild( stats.dom );
  111. // GUI
  112. const gui = new GUI();
  113. const folderSky = gui.addFolder( 'Sky' );
  114. folderSky.add( parameters, 'elevation', 0, 90, 0.1 ).onChange( updateSun );
  115. folderSky.add( parameters, 'azimuth', - 180, 180, 0.1 ).onChange( updateSun );
  116. folderSky.open();
  117. const folderWater = gui.addFolder( 'Water' );
  118. folderWater.add( water.distortionScale, 'value', 0, 8, 0.1 ).name( 'distortionScale' );
  119. folderWater.add( water.size, 'value', 0.1, 10, 0.1 ).name( 'size' );
  120. folderWater.open();
  121. //
  122. window.addEventListener( 'resize', onWindowResize );
  123. }
  124. function onWindowResize() {
  125. camera.aspect = window.innerWidth / window.innerHeight;
  126. camera.updateProjectionMatrix();
  127. renderer.setSize( window.innerWidth, window.innerHeight );
  128. }
  129. function animate() {
  130. render();
  131. stats.update();
  132. }
  133. function render() {
  134. const time = performance.now() * 0.001;
  135. mesh.position.y = Math.sin( time ) * 20 + 5;
  136. mesh.rotation.x = time * 0.5;
  137. mesh.rotation.z = time * 0.51;
  138. renderer.render( scene, camera );
  139. }
  140. </script>
  141. </body>
  142. </html>
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