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- <!DOCTYPE html>
- <html lang="en">
- <head>
- <title>three.js webgl - tone mapping</title>
- <meta charset="utf-8">
- <meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
- <link type="text/css" rel="stylesheet" href="main.css">
- </head>
- <body>
- <div id="info">
- <a href="https://threejs.org" target="_blank" rel="noopener">three.js</a> - Tone Mapping<br />
- Battle Damaged Sci-fi Helmet by
- <a href="https://sketchfab.com/theblueturtle_" target="_blank" rel="noopener">theblueturtle_</a><br />
- <a href="https://hdrihaven.com/hdri/?h=royal_esplanade" target="_blank" rel="noopener">Royal Esplanade</a> by <a href="https://hdrihaven.com/" target="_blank" rel="noopener">HDRI Haven</a>
- </div>
- <script type="module">
- import * as THREE from '../build/three.module.js';
- import { GUI } from './jsm/libs/dat.gui.module.js';
- import { OrbitControls } from './jsm/controls/OrbitControls.js';
- import { GLTFLoader } from './jsm/loaders/GLTFLoader.js';
- import { RGBELoader } from './jsm/loaders/RGBELoader.js';
- var mesh, renderer, scene, camera, controls;
- var gui,
- guiWhitePoint = null,
- guiExposure = null;
- var params = {
- exposure: 0.8,
- whitePoint: 1.0, // applies to Uncharted2 only
- toneMapping: 'ACESFilmic'
- };
- var toneMappingOptions = {
- None: THREE.NoToneMapping,
- Linear: THREE.LinearToneMapping,
- Reinhard: THREE.ReinhardToneMapping,
- Uncharted2: THREE.Uncharted2ToneMapping,
- Cineon: THREE.CineonToneMapping,
- ACESFilmic: THREE.ACESFilmicToneMapping
- };
- init();
- render();
- function init() {
- renderer = new THREE.WebGLRenderer( { antialias: true } );
- renderer.setPixelRatio( window.devicePixelRatio );
- renderer.setSize( window.innerWidth, window.innerHeight );
- document.body.appendChild( renderer.domElement );
- renderer.toneMapping = toneMappingOptions[ params.toneMapping ];
- renderer.toneMappingWhitePoint = params.whitePoint;
- renderer.toneMappingExposure = params.exposure;
- renderer.outputEncoding = THREE.sRGBEncoding;
- scene = new THREE.Scene();
- camera = new THREE.PerspectiveCamera( 45, window.innerWidth / window.innerHeight, 0.25, 20 );
- camera.position.set( - 1.8, 0.6, 2.7 );
- controls = new OrbitControls( camera, renderer.domElement );
- controls.addEventListener( 'change', render ); // use if there is no animation loop
- controls.enableZoom = false;
- controls.enablePan = false;
- controls.target.set( 0, 0, - 0.2 );
- controls.update();
- var pmremGenerator = new THREE.PMREMGenerator( renderer );
- pmremGenerator.compileEquirectangularShader();
- new RGBELoader()
- .setDataType( THREE.UnsignedByteType )
- .setPath( 'textures/equirectangular/' )
- .load( 'venice_sunset_1k.hdr', function ( texture ) {
- var envMap = pmremGenerator.fromEquirectangular( texture ).texture;
- scene.background = envMap;
- scene.environment = envMap;
- texture.dispose();
- pmremGenerator.dispose();
- render();
- // model
- var loader = new GLTFLoader().setPath( 'models/gltf/DamagedHelmet/glTF/' );
- loader.load( 'DamagedHelmet.gltf', function ( gltf ) {
- gltf.scene.traverse( function ( child ) {
- if ( child.isMesh ) {
- mesh = child;
- scene.add( mesh );
- }
- } );
- render();
- } );
- } );
- window.addEventListener( 'resize', onWindowResize, false );
- gui = new GUI();
- gui.add( params, 'toneMapping', Object.keys( toneMappingOptions ) )
- .onChange( function () {
- updateGUI();
- renderer.toneMapping = toneMappingOptions[ params.toneMapping ];
- mesh.material.needsUpdate = true;
- render();
- } );
- updateGUI();
- gui.open();
- }
- function updateGUI() {
- if ( guiWhitePoint !== null ) {
- gui.remove( guiWhitePoint );
- guiWhitePoint = null;
- }
- if ( guiExposure !== null ) {
- gui.remove( guiExposure );
- guiExposure = null;
- }
- if ( params.toneMapping !== 'None' ) {
- guiExposure = gui.add( params, 'exposure', 0, 2 )
- .onChange( function () {
- renderer.toneMappingExposure = params.exposure;
- render();
- } );
- }
- if ( params.toneMapping === 'Uncharted2' ) {
- guiWhitePoint = gui.add( params, 'whitePoint', 0, 2 )
- .onChange( function () {
- renderer.toneMappingWhitePoint = params.whitePoint;
- render();
- } );
- }
- }
- function onWindowResize() {
- camera.aspect = window.innerWidth / window.innerHeight;
- camera.updateProjectionMatrix();
- renderer.setSize( window.innerWidth, window.innerHeight );
- render();
- }
- function render() {
- renderer.render( scene, camera );
- }
- </script>
- </body>
- </html>
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