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- <!DOCTYPE html>
- <html lang="en">
- <head>
- <title>three.js webgpu - 3d luts</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> - 3D LUTs<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> from <a href="https://hdrihaven.com/" target="_blank" rel="noopener">HDRI Haven</a><br />
- LUTs from <a href="https://www.rocketstock.com/free-after-effects-templates/35-free-luts-for-color-grading-videos/">RocketStock</a>, <a href="https://www.freepresets.com/product/free-luts-cinematic/">FreePresets.com</a>
- </div>
- <script type="importmap">
- {
- "imports": {
- "three": "../build/three.webgpu.js",
- "three/tsl": "../build/three.webgpu.js",
- "three/addons/": "./jsm/"
- }
- }
- </script>
- <script type="module">
- import * as THREE from 'three';
- import { pass, texture3D, uniform, renderOutput } from 'three/tsl';
- import { lut3D } from 'three/addons/tsl/display/Lut3DNode.js';
- import { OrbitControls } from 'three/addons/controls/OrbitControls.js';
- import { GLTFLoader } from 'three/addons/loaders/GLTFLoader.js';
- import { RGBELoader } from 'three/addons/loaders/RGBELoader.js';
- import { LUTCubeLoader } from 'three/addons/loaders/LUTCubeLoader.js';
- import { LUT3dlLoader } from 'three/addons/loaders/LUT3dlLoader.js';
- import { LUTImageLoader } from 'three/addons/loaders/LUTImageLoader.js';
- import { GUI } from 'three/addons/libs/lil-gui.module.min.js';
- const params = {
- lut: 'Bourbon 64.CUBE',
- intensity: 1
- };
- const lutMap = {
- 'Bourbon 64.CUBE': null,
- 'Chemical 168.CUBE': null,
- 'Clayton 33.CUBE': null,
- 'Cubicle 99.CUBE': null,
- 'Remy 24.CUBE': null,
- 'Presetpro-Cinematic.3dl': null,
- 'NeutralLUT': null,
- 'B&WLUT': null,
- 'NightLUT': null
- };
- let gui;
- let camera, scene, renderer;
- let postProcessing, lutPass;
- init();
- async function init() {
- const container = document.createElement( 'div' );
- document.body.appendChild( container );
- camera = new THREE.PerspectiveCamera( 45, window.innerWidth / window.innerHeight, 0.25, 20 );
- camera.position.set( - 1.8, 0.6, 2.7 );
- scene = new THREE.Scene();
- new RGBELoader()
- .setPath( 'textures/equirectangular/' )
- .load( 'royal_esplanade_1k.hdr', function ( texture ) {
- texture.mapping = THREE.EquirectangularReflectionMapping;
- scene.background = texture;
- scene.environment = texture;
- // model
- const loader = new GLTFLoader().setPath( 'models/gltf/DamagedHelmet/glTF/' );
- loader.load( 'DamagedHelmet.gltf', function ( gltf ) {
- scene.add( gltf.scene );
- } );
- } );
- const lutCubeLoader = new LUTCubeLoader();
- const lutImageLoader = new LUTImageLoader();
- const lut3dlLoader = new LUT3dlLoader();
- for ( const name in lutMap ) {
- if ( /\.CUBE$/i.test( name ) ) {
- lutMap[ name ] = lutCubeLoader.loadAsync( 'luts/' + name );
- } else if ( /\LUT$/i.test( name ) ) {
- lutMap[ name ] = lutImageLoader.loadAsync( `luts/${name}.png` );
- } else {
- lutMap[ name ] = lut3dlLoader.loadAsync( 'luts/' + name );
- }
- }
- const pendings = Object.values( lutMap );
- await Promise.all( pendings );
- for ( const name in lutMap ) {
- lutMap[ name ] = await lutMap[ name ];
- }
- renderer = new THREE.WebGPURenderer();
- renderer.setPixelRatio( window.devicePixelRatio );
- renderer.setSize( window.innerWidth, window.innerHeight );
- renderer.setAnimationLoop( animate );
- renderer.toneMapping = THREE.ACESFilmicToneMapping;
- container.appendChild( renderer.domElement );
- // post processing
- postProcessing = new THREE.PostProcessing( renderer );
- // ignore default output color transform ( toneMapping and outputColorSpace )
- // use renderOutput() for control the sequence
- postProcessing.outputColorTransform = false;
- // scene pass
- const scenePass = pass( scene, camera );
- const outputPass = renderOutput( scenePass );
- const lut = lutMap[ params.lut ];
- lutPass = lut3D( outputPass, texture3D( lut.texture3D ), lut.texture3D.image.width, uniform( 1 ) );
- postProcessing.outputNode = lutPass;
- //
- const controls = new OrbitControls( camera, renderer.domElement );
- controls.minDistance = 2;
- controls.maxDistance = 10;
- controls.target.set( 0, 0, - 0.2 );
- controls.update();
- gui = new GUI();
- gui.add( params, 'lut', Object.keys( lutMap ) );
- gui.add( params, 'intensity' ).min( 0 ).max( 1 );
- window.addEventListener( 'resize', onWindowResize );
- }
- function onWindowResize() {
- camera.aspect = window.innerWidth / window.innerHeight;
- camera.updateProjectionMatrix();
- renderer.setSize( window.innerWidth, window.innerHeight );
- }
- //
- function animate() {
- lutPass.intensityNode.value = params.intensity;
- if ( lutMap[ params.lut ] ) {
- const lut = lutMap[ params.lut ];
- lutPass.lutNode.value = lut.texture3D;
- lutPass.size.value = lut.texture3D.image.width;
- }
- postProcessing.render();
- }
- </script>
- </body>
- </html>
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