webgl_materials_cubemap_dynamic.html 4.1 KB

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  1. <!DOCTYPE html>
  2. <html lang="en">
  3. <head>
  4. <title>three.js webgl - materials - dynamic cube reflection</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. <style>
  9. body {
  10. touch-action: none;
  11. }
  12. </style>
  13. </head>
  14. <body>
  15. <div id="info"><a href="https://threejs.org" target="_blank" rel="noopener">three.js webgl</a> - materials - dynamic cube reflection</div>
  16. <!-- Import maps polyfill -->
  17. <!-- Remove this when import maps will be widely supported -->
  18. <script async src="https://unpkg.com/[email protected]/dist/es-module-shims.js"></script>
  19. <script type="importmap">
  20. {
  21. "imports": {
  22. "three": "../build/three.module.js",
  23. "three/addons/": "./jsm/"
  24. }
  25. }
  26. </script>
  27. <script type="module">
  28. import * as THREE from 'three';
  29. import { OrbitControls } from 'three/addons/controls/OrbitControls.js';
  30. import { RGBELoader } from 'three/addons/loaders/RGBELoader.js';
  31. import { GUI } from 'three/addons/libs/lil-gui.module.min.js';
  32. import Stats from 'three/addons/libs/stats.module.js';
  33. let camera, scene, renderer, stats;
  34. let cube, sphere, torus, material;
  35. let cubeCamera, cubeRenderTarget;
  36. let controls;
  37. init();
  38. function init() {
  39. renderer = new THREE.WebGLRenderer( { antialias: true } );
  40. renderer.setPixelRatio( window.devicePixelRatio );
  41. renderer.setSize( window.innerWidth, window.innerHeight );
  42. renderer.setAnimationLoop( animation );
  43. renderer.toneMapping = THREE.ACESFilmicToneMapping;
  44. document.body.appendChild( renderer.domElement );
  45. window.addEventListener( 'resize', onWindowResized );
  46. stats = new Stats();
  47. document.body.appendChild( stats.dom );
  48. camera = new THREE.PerspectiveCamera( 60, window.innerWidth / window.innerHeight, 1, 1000 );
  49. camera.position.z = 75;
  50. scene = new THREE.Scene();
  51. scene.rotation.y = 0.5; // avoid flying objects occluding the sun
  52. new RGBELoader()
  53. .setPath( 'textures/equirectangular/' )
  54. .load( 'quarry_01_1k.hdr', function ( texture ) {
  55. texture.mapping = THREE.EquirectangularReflectionMapping;
  56. scene.background = texture;
  57. scene.environment = texture;
  58. } );
  59. //
  60. cubeRenderTarget = new THREE.WebGLCubeRenderTarget( 256 );
  61. cubeRenderTarget.texture.type = THREE.HalfFloatType;
  62. cubeCamera = new THREE.CubeCamera( 1, 1000, cubeRenderTarget );
  63. //
  64. material = new THREE.MeshStandardMaterial( {
  65. envMap: cubeRenderTarget.texture,
  66. roughness: 0.05,
  67. metalness: 1
  68. } );
  69. const gui = new GUI();
  70. gui.add( material, 'roughness', 0, 1 );
  71. gui.add( material, 'metalness', 0, 1 );
  72. gui.add( renderer, 'toneMappingExposure', 0, 2 ).name( 'exposure' );
  73. sphere = new THREE.Mesh( new THREE.IcosahedronGeometry( 15, 8 ), material );
  74. scene.add( sphere );
  75. const material2 = new THREE.MeshStandardMaterial( {
  76. roughness: 0.1,
  77. metalness: 0
  78. } );
  79. cube = new THREE.Mesh( new THREE.BoxGeometry( 15, 15, 15 ), material2 );
  80. scene.add( cube );
  81. torus = new THREE.Mesh( new THREE.TorusKnotGeometry( 8, 3, 128, 16 ), material2 );
  82. scene.add( torus );
  83. //
  84. controls = new OrbitControls( camera, renderer.domElement );
  85. controls.autoRotate = true;
  86. }
  87. function onWindowResized() {
  88. renderer.setSize( window.innerWidth, window.innerHeight );
  89. camera.aspect = window.innerWidth / window.innerHeight;
  90. camera.updateProjectionMatrix();
  91. }
  92. function animation( msTime ) {
  93. const time = msTime / 1000;
  94. cube.position.x = Math.cos( time ) * 30;
  95. cube.position.y = Math.sin( time ) * 30;
  96. cube.position.z = Math.sin( time ) * 30;
  97. cube.rotation.x += 0.02;
  98. cube.rotation.y += 0.03;
  99. torus.position.x = Math.cos( time + 10 ) * 30;
  100. torus.position.y = Math.sin( time + 10 ) * 30;
  101. torus.position.z = Math.sin( time + 10 ) * 30;
  102. torus.rotation.x += 0.02;
  103. torus.rotation.y += 0.03;
  104. cubeCamera.update( renderer, scene );
  105. controls.update();
  106. renderer.render( scene, camera );
  107. stats.update();
  108. }
  109. </script>
  110. </body>
  111. </html>