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Examples: Added WebGL PMREM examples.
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‎examples/files.json‎

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"webgl_materials_video",
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"webgl_materials_video_webcam",
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"webgl_materials_wireframe",
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"webgl_pmrem_cubemap",
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"webgl_pmrem_equirectangular",
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"webgl_pmrem_test",
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"webgl_math_obb",
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"webgl_math_orientation_transform",
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"webgl_mesh_batch",
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],
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"tests": [
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"webgl_furnace_test",
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"webgl_pmrem_test",
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"misc_uv_tests"
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]
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}

‎examples/screenshots/webgl_pmrem_cubemap.jpg‎

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‎examples/screenshots/webgl_pmrem_equirectangular.jpg‎

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‎examples/webgl_pmrem_cubemap.html‎

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<!DOCTYPE html>
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<html lang="en">
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<head>
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<title>three.js webgl - pmrem cubemap</title>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
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<link type="text/css" rel="stylesheet" href="example.css">
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</head>
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<body>
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<script type="importmap">
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{
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"imports": {
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"three": "../build/three.module.js",
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"three/addons/": "./jsm/"
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}
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}
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</script>
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<script type="module">
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import * as THREE from 'three';
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import { HDRCubeTextureLoader } from 'three/addons/loaders/HDRCubeTextureLoader.js';
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import { OrbitControls } from 'three/addons/controls/OrbitControls.js';
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let camera, scene, renderer;
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init();
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async function init() {
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const container = document.createElement( 'div' );
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document.body.appendChild( container );
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camera = new THREE.PerspectiveCamera( 45, window.innerWidth / window.innerHeight, 0.25, 20 );
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camera.position.set( 0, 0, 8 );
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scene = new THREE.Scene();
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renderer = new THREE.WebGLRenderer( { antialias: true } );
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renderer.setPixelRatio( window.devicePixelRatio );
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renderer.setSize( window.innerWidth, window.innerHeight );
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renderer.setAnimationLoop( render );
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renderer.toneMapping = THREE.ACESFilmicToneMapping;
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container.appendChild( renderer.domElement );
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const controls = new OrbitControls( camera, renderer.domElement );
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controls.minDistance = 2;
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controls.maxDistance = 10;
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controls.update();
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new HDRCubeTextureLoader()
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.setPath( './textures/cube/pisaHDR/' )
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.load( [ 'px.hdr', 'nx.hdr', 'py.hdr', 'ny.hdr', 'pz.hdr', 'nz.hdr' ], function ( map ) {
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const pmremGenerator = new THREE.PMREMGenerator( renderer );
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const envMap = pmremGenerator.fromCubemap( map ).texture;
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scene.background = envMap;
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scene.backgroundBlurriness = 0.5;
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pmremGenerator.dispose();
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const geometry = new THREE.SphereGeometry( 0.4, 64, 64 );
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for ( let i = 0; i < 6; i ++ ) {
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for ( let j = 0; j < 5; j ++ ) {
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const material = new THREE.MeshPhysicalMaterial( {
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roughness: i / 5,
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metalness: j / 4,
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envMap: envMap
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} );
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const mesh = new THREE.Mesh( geometry, material );
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mesh.position.x = i - 2.5;
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mesh.position.y = j - 2;
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scene.add( mesh );
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}
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}
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} );
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window.addEventListener( 'resize', onWindowResize );
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}
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function onWindowResize() {
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camera.aspect = window.innerWidth / window.innerHeight;
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camera.updateProjectionMatrix();
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renderer.setSize( window.innerWidth, window.innerHeight );
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}
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//
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function render() {
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renderer.render( scene, camera );
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}
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</script>
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</body>
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</html>

‎examples/webgl_pmrem_equirectangular.html‎

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<!DOCTYPE html>
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<html lang="en">
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<head>
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<title>three.js webgl - pmrem equirectangular</title>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
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<link type="text/css" rel="stylesheet" href="example.css">
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</head>
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<body>
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<script type="importmap">
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{
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"imports": {
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"three": "../build/three.module.js",
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"three/addons/": "./jsm/"
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}
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}
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</script>
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<script type="module">
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import * as THREE from 'three';
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import { HDRLoader } from 'three/addons/loaders/HDRLoader.js';
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import { OrbitControls } from 'three/addons/controls/OrbitControls.js';
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let camera, scene, renderer;
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init();
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async function init() {
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const container = document.createElement( 'div' );
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document.body.appendChild( container );
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camera = new THREE.PerspectiveCamera( 45, window.innerWidth / window.innerHeight, 0.25, 20 );
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camera.position.set( 0, 0, 8 );
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scene = new THREE.Scene();
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renderer = new THREE.WebGLRenderer( { antialias: true } );
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renderer.setPixelRatio( window.devicePixelRatio );
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renderer.setSize( window.innerWidth, window.innerHeight );
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renderer.setAnimationLoop( render );
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renderer.toneMapping = THREE.ACESFilmicToneMapping;
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container.appendChild( renderer.domElement );
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const controls = new OrbitControls( camera, renderer.domElement );
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controls.minDistance = 2;
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controls.maxDistance = 10;
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controls.update();
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new HDRLoader()
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.setPath( 'textures/equirectangular/' )
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.load( 'royal_esplanade_1k.hdr', function ( map ) {
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map.mapping = THREE.EquirectangularReflectionMapping;
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const pmremGenerator = new THREE.PMREMGenerator( renderer );
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const envMap = pmremGenerator.fromEquirectangular( map ).texture;
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scene.background = envMap;
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scene.backgroundBlurriness = 0.5;
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pmremGenerator.dispose();
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const geometry = new THREE.SphereGeometry( 0.4, 64, 64 );
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for ( let i = 0; i < 6; i ++ ) {
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for ( let j = 0; j < 5; j ++ ) {
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const material = new THREE.MeshPhysicalMaterial( {
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roughness: i / 5,
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metalness: j / 4,
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envMap: envMap
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} );
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const mesh = new THREE.Mesh( geometry, material );
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mesh.position.x = i - 2.5;
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mesh.position.y = j - 2;
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scene.add( mesh );
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}
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}
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} );
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window.addEventListener( 'resize', onWindowResize );
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}
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function onWindowResize() {
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camera.aspect = window.innerWidth / window.innerHeight;
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camera.updateProjectionMatrix();
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renderer.setSize( window.innerWidth, window.innerHeight );
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}
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//
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function render() {
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renderer.render( scene, camera );
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}
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</script>
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</body>
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</html>

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