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174 lines
3.9 KiB
HTML
174 lines
3.9 KiB
HTML
<!DOCTYPE html>
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<html lang="en">
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<head>
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<title>three.js webgl - materials - bump map [Lee Perry-Smith]</title>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
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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="info">
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<a href="https://threejs.org" target="_blank" rel="noopener">three.js</a> - bump mapping without tangents<br/>
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<a href="https://casual-effects.com/data/" target="_blank" rel="noopener">Lee Perry-Smith</a> head
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</div>
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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 { GLTFLoader } from 'three/addons/loaders/GLTFLoader.js';
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import { OrbitControls } from 'three/addons/controls/OrbitControls.js';
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let container, loader;
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let camera, scene, renderer, controls;
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let mesh;
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let spotLight;
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const params = {
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enableBumpMap: true
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};
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init();
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function init() {
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container = document.createElement( 'div' );
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document.body.appendChild( container );
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//
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camera = new THREE.PerspectiveCamera( 27, window.innerWidth / window.innerHeight, 0.1, 100 );
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camera.position.z = 12;
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scene = new THREE.Scene();
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scene.background = new THREE.Color( 0x060708 );
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// LIGHTS
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scene.add( new THREE.HemisphereLight( 0x8d7c7c, 0x494966, 3 ) );
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spotLight = new THREE.SpotLight( 0xffffde, 200 );
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spotLight.position.set( 3.5, 0, 7 );
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scene.add( spotLight );
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spotLight.castShadow = true;
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spotLight.shadow.mapSize.width = 2048;
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spotLight.shadow.mapSize.height = 2048;
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spotLight.shadow.camera.near = 2;
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spotLight.shadow.camera.far = 15;
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spotLight.shadow.camera.fov = 40;
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spotLight.shadow.bias = - 0.005;
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//
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const mapHeight = new THREE.TextureLoader().load( 'models/gltf/LeePerrySmith/Infinite-Level_02_Disp_NoSmoothUV-4096.jpg' );
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const material = new THREE.MeshPhongMaterial( {
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color: 0x9c6e49,
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specular: 0x666666,
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shininess: 25,
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bumpMap: mapHeight,
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bumpScale: 10
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} );
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loader = new GLTFLoader();
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loader.load( 'models/gltf/LeePerrySmith/LeePerrySmith.glb', function ( gltf ) {
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createScene( gltf.scene.children[ 0 ].geometry, 1, material );
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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.setAnimationLoop( animate );
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container.appendChild( renderer.domElement );
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renderer.shadowMap.enabled = true;
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// EVENTS
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window.addEventListener( 'resize', onWindowResize );
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// GUI
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const gui = new GUI();
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gui.add( params, 'enableBumpMap' ).name( 'enable bump map' ).onChange( ( value ) => {
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mesh.material.bumpMap = ( value === true ) ? mapHeight : null;
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mesh.material.needsUpdate = true;
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} );
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gui.add( material, 'bumpScale', 0, 40 ).name( 'bump scale' );
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gui.open();
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// CONTROLS
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controls = new OrbitControls( camera, renderer.domElement );
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controls.minDistance = 8;
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controls.maxDistance = 50;
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controls.enablePan = false;
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controls.enableDamping = true;
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}
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function createScene( geometry, scale, material ) {
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mesh = new THREE.Mesh( geometry, material );
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mesh.position.y = - 0.5;
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mesh.scale.set( scale, scale, scale );
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mesh.castShadow = true;
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mesh.receiveShadow = true;
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scene.add( mesh );
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}
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//
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function onWindowResize() {
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renderer.setSize( window.innerWidth, window.innerHeight );
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camera.aspect = window.innerWidth / window.innerHeight;
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camera.updateProjectionMatrix();
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}
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//
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function animate() {
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controls.update();
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renderer.render( scene, camera );
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}
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</script>
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</body>
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</html>
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