123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207 |
- <!DOCTYPE html>
- <html lang="en">
- <head>
- <title>three.js webgl - postprocessing - GTAO</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">
- <style>
- body {
- background-color: #ffffff;
- color: #000;
- }
- a {
- color: #2983ff;
- }
- </style>
- </head>
- <body>
- <div id="info">
- <a href="https://threejs.org" target="_blank" rel="noopener">three.js</a> - Ground Truth Ambient Occlusion (GTAO) by <a href="https://github.com/Rabbid76" target="_blank" rel="noopener">Rabbid76</a><br/>
- </div>
- <script type="importmap">
- {
- "imports": {
- "three": "../build/three.module.js",
- "three/addons/": "./jsm/"
- }
- }
- </script>
- <script type="module">
- import * as THREE from 'three';
- import Stats from 'three/addons/libs/stats.module.js';
- import { GUI } from 'three/addons/libs/lil-gui.module.min.js';
- import { OrbitControls } from 'three/addons/controls/OrbitControls.js';
- import { RoomEnvironment } from 'three/addons/environments/RoomEnvironment.js';
- import { GLTFLoader } from 'three/addons/loaders/GLTFLoader.js';
- import { DRACOLoader } from 'three/addons/loaders/DRACOLoader.js';
- import { EffectComposer } from 'three/addons/postprocessing/EffectComposer.js';
- import { RenderPass } from 'three/addons/postprocessing/RenderPass.js';
- import { GTAOPass } from 'three/addons/postprocessing/GTAOPass.js';
- import { OutputPass } from 'three/addons/postprocessing/OutputPass.js';
- let camera, scene, renderer, composer, controls, clock, stats, mixer;
- init();
- function init() {
- const dracoLoader = new DRACOLoader();
- dracoLoader.setDecoderPath( 'jsm/libs/draco/' );
- dracoLoader.setDecoderConfig( { type: 'js' } );
- const loader = new GLTFLoader();
- loader.setDRACOLoader( dracoLoader );
- loader.setPath( 'models/gltf/' );
- clock = new THREE.Clock();
- const container = document.createElement( 'div' );
- document.body.appendChild( container );
- stats = new Stats();
- container.appendChild( stats.dom );
- renderer = new THREE.WebGLRenderer();
- renderer.setSize( window.innerWidth, window.innerHeight );
- renderer.setAnimationLoop( animate );
- document.body.appendChild( renderer.domElement );
- const pmremGenerator = new THREE.PMREMGenerator( renderer );
- scene = new THREE.Scene();
- scene.background = new THREE.Color( 0xbfe3dd );
- scene.environment = pmremGenerator.fromScene( new RoomEnvironment(), 0.04 ).texture;
- camera = new THREE.PerspectiveCamera( 40, window.innerWidth / window.innerHeight, 1, 100 );
- camera.position.set( 5, 2, 8 );
- controls = new OrbitControls( camera, renderer.domElement );
- controls.target.set( 0, 0.5, 0 );
- controls.update();
- controls.enablePan = false;
- controls.enableDamping = true;
- const width = window.innerWidth;
- const height = window.innerHeight;
- composer = new EffectComposer( renderer );
- const renderPass = new RenderPass( scene, camera );
- composer.addPass( renderPass );
- const gtaoPass = new GTAOPass( scene, camera, width, height );
- gtaoPass.output = GTAOPass.OUTPUT.Denoise;
- composer.addPass( gtaoPass );
- const outputPass = new OutputPass();
- composer.addPass( outputPass );
- //
- loader.load( 'LittlestTokyo.glb', ( gltf ) => {
- const model = gltf.scene;
- model.position.set( 1, 1, 0 );
- model.scale.set( 0.01, 0.01, 0.01 );
- scene.add( model );
- mixer = new THREE.AnimationMixer( model );
- mixer.clipAction( gltf.animations[ 0 ] ).play();
- const box = new THREE.Box3().setFromObject( scene );
- gtaoPass.setSceneClipBox( box );
- }, undefined, ( e ) => console.error( e ) );
- // Init gui
- const gui = new GUI();
- gui.add( gtaoPass, 'output', {
- 'Default': GTAOPass.OUTPUT.Default,
- 'Diffuse': GTAOPass.OUTPUT.Diffuse,
- 'AO Only': GTAOPass.OUTPUT.AO,
- 'AO Only + Denoise': GTAOPass.OUTPUT.Denoise,
- 'Depth': GTAOPass.OUTPUT.Depth,
- 'Normal': GTAOPass.OUTPUT.Normal
- } ).onChange( function ( value ) {
- gtaoPass.output = value;
- } );
- const aoParameters = {
- radius: 0.25,
- distanceExponent: 1.,
- thickness: 1.,
- scale: 1.,
- samples: 16,
- distanceFallOff: 1.,
- screenSpaceRadius: false,
- };
- const pdParameters = {
- lumaPhi: 10.,
- depthPhi: 2.,
- normalPhi: 3.,
- radius: 4.,
- radiusExponent: 1.,
- rings: 2.,
- samples: 16,
- };
- gtaoPass.updateGtaoMaterial( aoParameters );
- gtaoPass.updatePdMaterial( pdParameters );
- gui.add( gtaoPass, 'blendIntensity' ).min( 0 ).max( 1 ).step( 0.01 );
- gui.add( aoParameters, 'radius' ).min( 0.01 ).max( 1 ).step( 0.01 ).onChange( () => gtaoPass.updateGtaoMaterial( aoParameters ) );
- gui.add( aoParameters, 'distanceExponent' ).min( 1 ).max( 4 ).step( 0.01 ).onChange( () => gtaoPass.updateGtaoMaterial( aoParameters ) );
- gui.add( aoParameters, 'thickness' ).min( 0.01 ).max( 10 ).step( 0.01 ).onChange( () => gtaoPass.updateGtaoMaterial( aoParameters ) );
- gui.add( aoParameters, 'distanceFallOff' ).min( 0 ).max( 1 ).step( 0.01 ).onChange( () => gtaoPass.updateGtaoMaterial( aoParameters ) );
- gui.add( aoParameters, 'scale' ).min( 0.01 ).max( 2.0 ).step( 0.01 ).onChange( () => gtaoPass.updateGtaoMaterial( aoParameters ) );
- gui.add( aoParameters, 'samples' ).min( 2 ).max( 32 ).step( 1 ).onChange( () => gtaoPass.updateGtaoMaterial( aoParameters ) );
- gui.add( aoParameters, 'screenSpaceRadius' ).onChange( () => gtaoPass.updateGtaoMaterial( aoParameters ) );
- gui.add( pdParameters, 'lumaPhi' ).min( 0 ).max( 20 ).step( 0.01 ).onChange( () => gtaoPass.updatePdMaterial( pdParameters ) );
- gui.add( pdParameters, 'depthPhi' ).min( 0.01 ).max( 20 ).step( 0.01 ).onChange( () => gtaoPass.updatePdMaterial( pdParameters ) );
- gui.add( pdParameters, 'normalPhi' ).min( 0.01 ).max( 20 ).step( 0.01 ).onChange( () => gtaoPass.updatePdMaterial( pdParameters ) );
- gui.add( pdParameters, 'radius' ).min( 0 ).max( 32 ).step( 1 ).onChange( () => gtaoPass.updatePdMaterial( pdParameters ) );
- gui.add( pdParameters, 'radiusExponent' ).min( 0.1 ).max( 4. ).step( 0.1 ).onChange( () => gtaoPass.updatePdMaterial( pdParameters ) );
- gui.add( pdParameters, 'rings' ).min( 1 ).max( 16 ).step( 0.125 ).onChange( () => gtaoPass.updatePdMaterial( pdParameters ) );
- gui.add( pdParameters, 'samples' ).min( 2 ).max( 32 ).step( 1 ).onChange( () => gtaoPass.updatePdMaterial( pdParameters ) );
-
- window.addEventListener( 'resize', onWindowResize );
- }
- function onWindowResize() {
- const width = window.innerWidth;
- const height = window.innerHeight;
- camera.aspect = width / height;
- camera.updateProjectionMatrix();
- renderer.setSize( width, height );
- composer.setSize( width, height );
- }
- function animate() {
- const delta = clock.getDelta();
- if ( mixer ) {
- mixer.update( delta );
- }
- controls.update();
- stats.begin();
- composer.render();
- stats.end();
- }
- </script>
- </body>
- </html>
|