You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 

163 lines
3.7 KiB

<!DOCTYPE html>
<html lang="en">
<head>
<title>three.js white furnace test</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="container">
<div id="info">
<a href="https://threejs.org" target="_blank" rel="noopener">three.js</a> -
<a href="https://google.github.io/filament/Filament.md.html#toc4.7.2" target="_blank" rel="noopener">White Furnace</a> energy conservation test by <a href="https://jsantell.com/" target="_blank" rel="noopener">Jordan Santell</a>
<br>Roughness increases left to right
<br>Metalness increases top to bottom
</div>
</div>
<!-- Import maps polyfill -->
<!-- Remove this when import maps will be widely supported -->
<script async src="https://unpkg.com/es-module-shims@1.3.6/dist/es-module-shims.js"></script>
<script type="importmap">
{
"imports": {
"three": "../build/three.module.js",
"three/addons/": "./jsm/"
}
}
</script>
<script type="module">
import * as THREE from 'three';
let scene, camera, renderer, radianceMap;
const COLOR = 0xcccccc;
function init() {
const width = window.innerWidth;
const height = window.innerHeight;
const aspect = width / height;
// renderer
renderer = new THREE.WebGLRenderer( { antialias: true } );
renderer.setSize( width, height );
renderer.setPixelRatio( window.devicePixelRatio );
document.body.appendChild( renderer.domElement );
//renderer.outputEncoding = THREE.sRGBEncoding; // optional
window.addEventListener( 'resize', onWindowResize );
document.body.addEventListener( 'mouseover', function () {
scene.traverse( function ( child ) {
if ( child.isMesh ) child.material.color.setHex( 0xffffff );
} );
render();
} );
document.body.addEventListener( 'mouseout', function () {
scene.traverse( function ( child ) {
if ( child.isMesh ) child.material.color.setHex( 0xccccff ); // tinted for visibility
} );
render();
} );
// scene
scene = new THREE.Scene();
// camera
camera = new THREE.PerspectiveCamera( 40, aspect, 1, 30 );
camera.position.set( 0, 0, 18 );
}
function createObjects() {
const geometry = new THREE.SphereGeometry( 0.4, 32, 16 );
for ( let x = 0; x <= 10; x ++ ) {
for ( let y = 0; y <= 10; y ++ ) {
const material = new THREE.MeshPhysicalMaterial( {
roughness: x / 10,
metalness: y / 10,
color: 0xffffff,
envMap: radianceMap,
envMapIntensity: 1,
transmission: 0,
ior: 1.5
} );
const mesh = new THREE.Mesh( geometry, material );
mesh.position.x = x - 5;
mesh.position.y = 5 - y;
scene.add( mesh );
}
}
}
function createEnvironment() {
const envScene = new THREE.Scene();
envScene.background = new THREE.Color( COLOR );
if ( renderer.outputEncoding === THREE.sRGBEncoding ) envScene.background.convertSRGBToLinear();
const pmremGenerator = new THREE.PMREMGenerator( renderer );
radianceMap = pmremGenerator.fromScene( envScene ).texture;
pmremGenerator.dispose();
scene.background = envScene.background;
}
function onWindowResize() {
const width = window.innerWidth;
const height = window.innerHeight;
camera.aspect = width / height;
camera.updateProjectionMatrix();
renderer.setSize( width, height );
render();
}
function render() {
renderer.render( scene, camera );
}
Promise.resolve()
.then( init )
.then( createEnvironment )
.then( createObjects )
.then( render );
</script>
</body>
</html>