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- <!DOCTYPE html>
- <html lang="en">
- <head>
- <title>three.js webgpu - cubemap adjustments</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> - Env. Adjustments<br />
- Battle Damaged Sci-fi Helmet by
- <a href="https://sketchfab.com/theblueturtle_" target="_blank" rel="noopener">theblueturtle_</a><br />
- </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 { uniform, mix, pmremTexture, reference, positionLocal, hue, saturation, positionWorld, normalWorld, positionWorldDirection, reflectVector } from 'three/tsl';
- import { RGBMLoader } from 'three/addons/loaders/RGBMLoader.js';
- import { OrbitControls } from 'three/addons/controls/OrbitControls.js';
- import { GLTFLoader } from 'three/addons/loaders/GLTFLoader.js';
- import { GUI } from 'three/addons/libs/lil-gui.module.min.js';
- let camera, scene, renderer;
- init();
- async function init() {
- const container = document.createElement( 'div' );
- document.body.appendChild( container );
- const initialDistance = 2;
- camera = new THREE.PerspectiveCamera( 45, window.innerWidth / window.innerHeight, 0.25, 20 );
- camera.position.set( - 1.8 * initialDistance, 0.6 * initialDistance, 2.7 * initialDistance );
- scene = new THREE.Scene();
- // cube textures
- const rgbmUrls = [ 'px.png', 'nx.png', 'py.png', 'ny.png', 'pz.png', 'nz.png' ];
- const cube1Texture = await new RGBMLoader()
- .setMaxRange( 16 )
- .setPath( './textures/cube/pisaRGBM16/' )
- .loadCubemapAsync( rgbmUrls );
- cube1Texture.generateMipmaps = true;
- cube1Texture.minFilter = THREE.LinearMipmapLinearFilter;
- const cube2Urls = [ 'posx.jpg', 'negx.jpg', 'posy.jpg', 'negy.jpg', 'posz.jpg', 'negz.jpg' ];
- const cube2Texture = await new THREE.CubeTextureLoader()
- .setPath( './textures/cube/Park2/' )
- .loadAsync( cube2Urls );
- cube2Texture.generateMipmaps = true;
- cube2Texture.minFilter = THREE.LinearMipmapLinearFilter;
- // nodes and environment
- const adjustments = {
- mix: 0,
- procedural: 0,
- intensity: 1,
- hue: 0,
- saturation: 1
- };
- const mixNode = reference( 'mix', 'float', adjustments );
- const proceduralNode = reference( 'procedural', 'float', adjustments );
- const intensityNode = reference( 'intensity', 'float', adjustments );
- const hueNode = reference( 'hue', 'float', adjustments );
- const saturationNode = reference( 'saturation', 'float', adjustments );
- const rotateY1Matrix = new THREE.Matrix4();
- const rotateY2Matrix = new THREE.Matrix4();
- const getEnvironmentNode = ( reflectNode, positionNode ) => {
- const custom1UV = reflectNode.xyz.mul( uniform( rotateY1Matrix ) );
- const custom2UV = reflectNode.xyz.mul( uniform( rotateY2Matrix ) );
- const mixCubeMaps = mix( pmremTexture( cube1Texture, custom1UV ), pmremTexture( cube2Texture, custom2UV ), positionNode.y.add( mixNode ).clamp() );
- const proceduralEnv = mix( mixCubeMaps, normalWorld, proceduralNode );
- const intensityFilter = proceduralEnv.mul( intensityNode );
- const hueFilter = hue( intensityFilter, hueNode );
- return saturation( hueFilter, saturationNode );
- };
- const blurNode = uniform( 0 );
- scene.environmentNode = getEnvironmentNode( reflectVector, positionWorld );
- scene.backgroundNode = getEnvironmentNode( positionWorldDirection, positionLocal ).context( {
- getTextureLevel: () => blurNode
- } );
- // scene objects
- const loader = new GLTFLoader().setPath( 'models/gltf/DamagedHelmet/glTF/' );
- const gltf = await loader.loadAsync( 'DamagedHelmet.gltf' );
- scene.add( gltf.scene );
- const sphereGeometry = new THREE.SphereGeometry( .5, 64, 32 );
- const sphereRightView = new THREE.Mesh( sphereGeometry, new THREE.MeshStandardMaterial( { roughness: 0, metalness: 1 } ) );
- sphereRightView.position.x += 2;
- const sphereLeftView = new THREE.Mesh( sphereGeometry, new THREE.MeshStandardMaterial( { roughness: 1, metalness: 1 } ) );
- sphereLeftView.position.x -= 2;
- scene.add( sphereLeftView );
- scene.add( sphereRightView );
- // renderer and controls
- renderer = new THREE.WebGPURenderer( { antialias: true } );
- renderer.setPixelRatio( window.devicePixelRatio );
- renderer.setSize( window.innerWidth, window.innerHeight );
- renderer.toneMapping = THREE.LinearToneMapping;
- renderer.setAnimationLoop( render );
- container.appendChild( renderer.domElement );
- const controls = new OrbitControls( camera, renderer.domElement );
- controls.minDistance = 2;
- controls.maxDistance = 10;
- window.addEventListener( 'resize', onWindowResize );
- // gui
- const gui = new GUI();
- gui.add( { blurBackground: blurNode.value }, 'blurBackground', 0, 1, 0.01 ).onChange( value => {
- blurNode.value = value;
- } );
- gui.add( { offsetCube1: 0 }, 'offsetCube1', 0, Math.PI * 2, 0.01 ).onChange( value => {
- rotateY1Matrix.makeRotationY( value );
- } );
- gui.add( { offsetCube2: 0 }, 'offsetCube2', 0, Math.PI * 2, 0.01 ).onChange( value => {
- rotateY2Matrix.makeRotationY( value );
- } );
- gui.add( adjustments, 'mix', - 1, 2, 0.01 );
- gui.add( adjustments, 'procedural', 0, 1, 0.01 );
- gui.add( adjustments, 'intensity', 0, 5, 0.01 );
- gui.add( adjustments, 'hue', 0, Math.PI * 2, 0.01 );
- gui.add( adjustments, 'saturation', 0, 2, 0.01 );
- }
- function onWindowResize() {
- camera.aspect = window.innerWidth / window.innerHeight;
- camera.updateProjectionMatrix();
- renderer.setSize( window.innerWidth, window.innerHeight );
- }
- //
- function render() {
- renderer.render( scene, camera );
- }
- </script>
- </body>
- </html>
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