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184 lines
5.5 KiB
184 lines
5.5 KiB
2 years ago
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<title>
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threejs webgl - materials - ground projected environment mapping
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</title>
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<meta charset="utf-8" />
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<meta
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name="viewport"
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content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0"
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/>
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<link type="text/css" rel="stylesheet" href="main.css" />
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</head>
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<body>
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<div id="container"></div>
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<div id="info">
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<a href="https://threejs.org" target="_blank" rel="noopener">threejs</a> - Ground projected environment mapping. By <a href="https://twitter.com/CantBeFaraz" target="_blank" rel="noopener">Faraz Shaikh</a>.<br>
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Ferrari 458 Italia model by <a href="https://sketchfab.com/models/57bf6cc56931426e87494f554df1dab6" target="_blank" rel="noopener">vicent091036</a><br>
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<a href="https://polyhaven.com/a/blouberg_sunrise_2" target="_blank" rel="noopener">Blouberg Sunrise 2</a> by <a href="https://gregzaal.com/" target="_blank" rel="noopener">Greg Zaal</a>
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</div>
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<!-- Import maps polyfill -->
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<!-- Remove this when import maps will be widely supported -->
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<script
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async
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src="https://unpkg.com/es-module-shims@1.3.6/dist/es-module-shims.js"
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></script>
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<script type="importmap">
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{
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"imports": {
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"three": "../build/three.module.js",
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"three/addons/": "./jsm/"
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}
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}
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</script>
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<script type="module">
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import * as THREE from 'three';
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import { GUI } from 'three/addons/libs/lil-gui.module.min.js';
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import { OrbitControls } from 'three/addons/controls/OrbitControls.js';
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import { GroundProjectedEnv } from 'three/addons/objects/GroundProjectedEnv.js';
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import { GLTFLoader } from 'three/addons/loaders/GLTFLoader.js';
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import { DRACOLoader } from 'three/addons/loaders/DRACOLoader.js';
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import { RGBELoader } from 'three/addons/loaders/RGBELoader.js';
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const params = {
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height: 20,
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radius: 440
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};
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let camera, scene, renderer, env;
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init().then( render );
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async function init() {
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camera = new THREE.PerspectiveCamera(
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40,
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window.innerWidth / window.innerHeight,
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1,
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1000
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);
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camera.position.set( - 20, 7, 20 );
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camera.lookAt( 0, 4, 0 );
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scene = new THREE.Scene();
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const hdrLoader = new RGBELoader();
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const envMap = await hdrLoader.loadAsync( 'textures/equirectangular/blouberg_sunrise_2_1k.hdr' );
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envMap.mapping = THREE.EquirectangularReflectionMapping;
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env = new GroundProjectedEnv( envMap );
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env.scale.setScalar( 100 );
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scene.add( env );
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scene.environment = envMap;
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const dracoLoader = new DRACOLoader();
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dracoLoader.setDecoderPath( 'js/libs/draco/gltf/' );
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const loader = new GLTFLoader();
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loader.setDRACOLoader( dracoLoader );
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const shadow = new THREE.TextureLoader().load( 'models/gltf/ferrari_ao.png' );
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loader.load( 'models/gltf/ferrari.glb', function ( gltf ) {
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const bodyMaterial = new THREE.MeshPhysicalMaterial( {
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color: 0x000000, metalness: 1.0, roughness: 0.8,
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clearcoat: 1.0, clearcoatRoughness: 0.2
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} );
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const detailsMaterial = new THREE.MeshStandardMaterial( {
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color: 0xffffff, metalness: 1.0, roughness: 0.5
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} );
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const glassMaterial = new THREE.MeshPhysicalMaterial( {
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color: 0xffffff, metalness: 0.25, roughness: 0, transmission: 1.0
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} );
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const carModel = gltf.scene.children[ 0 ];
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carModel.scale.multiplyScalar( 4 );
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carModel.rotation.y = Math.PI;
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carModel.getObjectByName( 'body' ).material = bodyMaterial;
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carModel.getObjectByName( 'rim_fl' ).material = detailsMaterial;
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carModel.getObjectByName( 'rim_fr' ).material = detailsMaterial;
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carModel.getObjectByName( 'rim_rr' ).material = detailsMaterial;
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carModel.getObjectByName( 'rim_rl' ).material = detailsMaterial;
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carModel.getObjectByName( 'trim' ).material = detailsMaterial;
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carModel.getObjectByName( 'glass' ).material = glassMaterial;
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// shadow
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const mesh = new THREE.Mesh(
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new THREE.PlaneGeometry( 0.655 * 4, 1.3 * 4 ),
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new THREE.MeshBasicMaterial( {
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map: shadow, blending: THREE.MultiplyBlending, toneMapped: false, transparent: true
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} )
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);
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mesh.rotation.x = - Math.PI / 2;
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mesh.renderOrder = 2;
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carModel.add( mesh );
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scene.add( carModel );
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render();
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} );
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//
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renderer = new THREE.WebGLRenderer( { antialias: true } );
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renderer.setPixelRatio( window.devicePixelRatio );
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renderer.setSize( window.innerWidth, window.innerHeight );
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renderer.outputEncoding = THREE.sRGBEncoding;
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renderer.toneMapping = THREE.ACESFilmicToneMapping;
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//
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const controls = new OrbitControls( camera, renderer.domElement );
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controls.addEventListener( 'change', render );
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controls.target.set( 0, 2, 0 );
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controls.maxPolarAngle = THREE.MathUtils.degToRad( 90 );
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controls.maxDistance = 80;
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controls.minDistance = 20;
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controls.enablePan = false;
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controls.update();
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const gui = new GUI();
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gui.add( params, 'height', 20, 50, 0.1 ).onChange( render );
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gui.add( params, 'radius', 200, 600, 0.1 ).onChange( render );
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//
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document.body.appendChild( renderer.domElement );
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window.addEventListener( 'resize', onWindowResize );
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}
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function onWindowResize() {
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camera.aspect = window.innerWidth / window.innerHeight;
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camera.updateProjectionMatrix();
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renderer.setSize( window.innerWidth, window.innerHeight );
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}
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function render() {
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renderer.render( scene, camera );
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env.radius = params.radius;
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env.height = params.height;
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}
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</script>
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</body>
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</html>
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