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- <!DOCTYPE html>
- <html lang="en">
- <head>
- <title>three.js webgpu - materialx 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">
- <style>
- .dg .property-name {
- width: 20% !important;
- }
- </style>
- </head>
- <body>
- <div id="info">
- <a href="https://threejs.org" target="_blank" rel="noopener">three.js</a> webgpu - materialx loader<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 { OrbitControls } from './jsm/controls/OrbitControls.js';
- import { RGBELoader } from './jsm/loaders/RGBELoader.js';
- import { GLTFLoader } from './jsm/loaders/GLTFLoader.js';
- import { MaterialXLoader } from './jsm/loaders/MaterialXLoader.js';
- const SAMPLE_PATH = 'https://raw.githubusercontent.com/materialx/MaterialX/main/resources/Materials/Examples/StandardSurface/';
- const samples = [
- 'standard_surface_brass_tiled.mtlx',
- 'standard_surface_brick_procedural.mtlx',
- 'standard_surface_carpaint.mtlx',
- //'standard_surface_chess_set.mtlx',
- 'standard_surface_chrome.mtlx',
- 'standard_surface_copper.mtlx',
- //'standard_surface_default.mtlx',
- //'standard_surface_glass.mtlx',
- //'standard_surface_glass_tinted.mtlx',
- 'standard_surface_gold.mtlx',
- //'standard_surface_greysphere.mtlx',
- //'standard_surface_greysphere_calibration.mtlx',
- 'standard_surface_jade.mtlx',
- //'standard_surface_look_brass_tiled.mtlx',
- //'standard_surface_look_wood_tiled.mtlx',
- 'standard_surface_marble_solid.mtlx',
- 'standard_surface_metal_brushed.mtlx',
- 'standard_surface_plastic.mtlx',
- //'standard_surface_thin_film.mtlx',
- 'standard_surface_velvet.mtlx',
- 'standard_surface_wood_tiled.mtlx'
- ];
- let camera, scene, renderer, prefab;
- const models = [];
- init();
- function init() {
- const container = document.createElement( 'div' );
- document.body.appendChild( container );
- camera = new THREE.PerspectiveCamera( 45, window.innerWidth / window.innerHeight, 0.25, 50 );
- camera.position.set( 0, 3, 20 );
- scene = new THREE.Scene();
- renderer = new THREE.WebGPURenderer( { antialias: true } );
- renderer.setPixelRatio( window.devicePixelRatio );
- renderer.setSize( window.innerWidth, window.innerHeight );
- renderer.toneMapping = THREE.LinearToneMapping;
- renderer.toneMappingExposure = .5;
- renderer.setAnimationLoop( render );
- container.appendChild( renderer.domElement );
- //
- const controls = new OrbitControls( camera, renderer.domElement );
- controls.minDistance = 2;
- controls.maxDistance = 40;
- //
- new RGBELoader()
- .setPath( 'textures/equirectangular/' )
- .load( 'san_giuseppe_bridge_2k.hdr', async ( texture ) => {
- texture.mapping = THREE.EquirectangularReflectionMapping;
- scene.background = texture;
- scene.environment = texture;
- prefab = ( await new GLTFLoader().loadAsync( './models/gltf/ShaderBall.glb' ) ).scene;
- for ( const sample of samples ) {
- addSample( sample );
- }
- } );
- window.addEventListener( 'resize', onWindowResize );
- }
- function updateModelsAlign() {
- const COLUMN_COUNT = 6;
- const DIST_X = 3;
- const DIST_Y = 4;
- const lineCount = Math.floor( models.length / COLUMN_COUNT ) - 1.5;
- const offsetX = ( DIST_X * ( COLUMN_COUNT - 1 ) ) * - .5;
- const offsetY = ( DIST_Y * lineCount ) * .5;
- for ( let i = 0; i < models.length; i ++ ) {
- const model = models[ i ];
- model.position.x = ( ( i % COLUMN_COUNT ) * DIST_X ) + offsetX;
- model.position.y = ( Math.floor( i / COLUMN_COUNT ) * - DIST_Y ) + offsetY;
- }
- }
- async function addSample( sample ) {
- const model = prefab.clone();
- models.push( model );
- scene.add( model );
- updateModelsAlign();
- //
- const material = await new MaterialXLoader()
- .setPath( SAMPLE_PATH )
- .loadAsync( sample )
- .then( ( { materials } ) => Object.values( materials ).pop() );
- const calibrationMesh = model.getObjectByName( 'Calibration_Mesh' );
- calibrationMesh.material = material;
- const Preview_Mesh = model.getObjectByName( 'Preview_Mesh' );
- Preview_Mesh.material = material;
- }
- //
- 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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