webgl_pmrem_cubemap.html 3.0 KB

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  1. <!DOCTYPE html>
  2. <html lang="en">
  3. <head>
  4. <title>three.js webgl - pmrem cubemap</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. <meta property="og:title" content="three.js webgl - pmrem cubemap">
  8. <meta property="og:type" content="website">
  9. <meta property="og:url" content="https://threejs.org/examples/webgl_pmrem_cubemap.html">
  10. <meta property="og:image" content="https://threejs.org/examples/screenshots/webgl_pmrem_cubemap.jpg">
  11. <link type="text/css" rel="stylesheet" href="example.css">
  12. </head>
  13. <body>
  14. <script type="importmap">
  15. {
  16. "imports": {
  17. "three": "../build/three.module.js",
  18. "three/addons/": "./jsm/"
  19. }
  20. }
  21. </script>
  22. <script type="module">
  23. import * as THREE from 'three';
  24. import { HDRCubeTextureLoader } from 'three/addons/loaders/HDRCubeTextureLoader.js';
  25. import { OrbitControls } from 'three/addons/controls/OrbitControls.js';
  26. let camera, scene, renderer;
  27. init();
  28. async function init() {
  29. const container = document.createElement( 'div' );
  30. document.body.appendChild( container );
  31. camera = new THREE.PerspectiveCamera( 45, window.innerWidth / window.innerHeight, 0.25, 20 );
  32. camera.position.set( 0, 0, 8 );
  33. scene = new THREE.Scene();
  34. renderer = new THREE.WebGLRenderer( { antialias: true } );
  35. renderer.setPixelRatio( window.devicePixelRatio );
  36. renderer.setSize( window.innerWidth, window.innerHeight );
  37. renderer.setAnimationLoop( render );
  38. renderer.toneMapping = THREE.ACESFilmicToneMapping;
  39. container.appendChild( renderer.domElement );
  40. const controls = new OrbitControls( camera, renderer.domElement );
  41. controls.minDistance = 2;
  42. controls.maxDistance = 10;
  43. controls.update();
  44. new HDRCubeTextureLoader()
  45. .setPath( './textures/cube/pisaHDR/' )
  46. .load( [ 'px.hdr', 'nx.hdr', 'py.hdr', 'ny.hdr', 'pz.hdr', 'nz.hdr' ], function ( map ) {
  47. const pmremGenerator = new THREE.PMREMGenerator( renderer );
  48. const envMap = pmremGenerator.fromCubemap( map ).texture;
  49. scene.background = envMap;
  50. scene.backgroundBlurriness = 0.5;
  51. pmremGenerator.dispose();
  52. const geometry = new THREE.SphereGeometry( 0.4, 64, 64 );
  53. for ( let i = 0; i < 6; i ++ ) {
  54. for ( let j = 0; j < 5; j ++ ) {
  55. const material = new THREE.MeshPhysicalMaterial( {
  56. roughness: i / 5,
  57. metalness: j / 4,
  58. envMap: envMap
  59. } );
  60. const mesh = new THREE.Mesh( geometry, material );
  61. mesh.position.x = i - 2.5;
  62. mesh.position.y = j - 2;
  63. scene.add( mesh );
  64. }
  65. }
  66. } );
  67. window.addEventListener( 'resize', onWindowResize );
  68. }
  69. function onWindowResize() {
  70. camera.aspect = window.innerWidth / window.innerHeight;
  71. camera.updateProjectionMatrix();
  72. renderer.setSize( window.innerWidth, window.innerHeight );
  73. }
  74. //
  75. function render() {
  76. renderer.render( scene, camera );
  77. }
  78. </script>
  79. </body>
  80. </html>
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