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- <!DOCTYPE html>
- <html lang="en">
- <head>
- <title>three.js webgl - materials - UltraHDR texture loader</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> - UltraHDR texture loader <br/>
- Converted from hdr with <a href="https://gainmap-creator.mono-grid.com/" target="_blank" rel="noopener">converter</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 { GUI } from 'three/addons/libs/lil-gui.module.min.js';
- import { UltraHDRLoader } from 'three/addons/loaders/UltraHDRLoader.js';
- import { OrbitControls } from 'three/addons/controls/OrbitControls.js';
- const params = {
- autoRotate: true,
- metalness: 1.0,
- roughness: 0.0,
- exposure: 1.0,
- resolution: '2k',
- type: 'HalfFloatType'
- };
- let renderer, scene, camera, controls, torusMesh, loader;
- init();
- 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 = THREE.ACESFilmicToneMapping;
- renderer.toneMappingExposure = params.exposure;
- renderer.setAnimationLoop( render );
- scene = new THREE.Scene();
- torusMesh = new THREE.Mesh(
- new THREE.TorusKnotGeometry( 1, 0.4, 128, 128, 1, 3 ),
- new THREE.MeshStandardMaterial( { roughness: params.roughness, metalness: params.metalness } )
- );
- scene.add( torusMesh );
- camera = new THREE.PerspectiveCamera(
- 50,
- window.innerWidth / window.innerHeight,
- 1,
- 500
- );
- camera.position.set( 0.0, 0.0, - 6.0 );
- controls = new OrbitControls( camera, renderer.domElement );
-
- loader = new UltraHDRLoader();
- loader.setDataType( THREE.FloatType );
- const loadEnvironment = function ( resolution = '2k', type = 'HalfFloatType' ) {
- loader.setDataType( THREE[ type ] );
- loader.load( `textures/equirectangular/spruit_sunrise_${resolution}.hdr.jpg`, function ( texture ) {
- texture.mapping = THREE.EquirectangularReflectionMapping;
- texture.needsUpdate = true;
- scene.background = texture;
- scene.environment = texture;
- } );
- };
- loadEnvironment( params.resolution, params.type );
- const gui = new GUI();
- gui.add( params, 'autoRotate' );
- gui.add( params, 'metalness', 0, 1, 0.01 );
- gui.add( params, 'roughness', 0, 1, 0.01 );
- gui.add( params, 'exposure', 0, 4, 0.01 );
- gui.add( params, 'resolution', [ '2k', '4k' ] ).onChange( ( value ) => {
- loadEnvironment( value, params.type );
-
- } );
- gui.add( params, 'type', [ 'HalfFloatType', 'FloatType' ] ).onChange( ( value ) => {
- loadEnvironment( params.resolution, value );
-
- } );
- gui.open();
- window.addEventListener( 'resize', onWindowResize );
- }
- function onWindowResize() {
- camera.aspect = window.innerWidth / window.innerHeight;
- camera.updateProjectionMatrix();
- renderer.setSize( window.innerWidth, window.innerHeight );
- }
- function render() {
- torusMesh.material.roughness = params.roughness;
- torusMesh.material.metalness = params.metalness;
- if ( params.autoRotate ) {
- torusMesh.rotation.y += 0.005;
- }
- renderer.toneMappingExposure = params.exposure;
- controls.update();
- renderer.render( scene, camera );
- }
- </script>
- </body>
- </html>
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