javascript
/
three.js
mirror of https://github.com/tazdij/three.js.git


			
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							<!DOCTYPE html>
<html lang="en">

<head>
	<title>three.js webgl - materials - clearcoat normal</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> - webgl - materials - clearcoat normal map
	</div>

	<script type="module">

		import * as THREE from '../build/three.module.js';

		import Stats from './jsm/libs/stats.module.js';

		import { OrbitControls } from './jsm/controls/OrbitControls.js';
		import { HDRCubeTextureLoader } from './jsm/loaders/HDRCubeTextureLoader.js';
		import { PMREMGenerator } from './jsm/pmrem/PMREMGenerator.js';
		import { PMREMCubeUVPacker } from './jsm/pmrem/PMREMCubeUVPacker.js';

		var container, stats;

		var camera, scene, renderer;

		var particleLight;
		var group;

		init();
		animate();

		function init() {

			container = document.createElement( 'div' );
			document.body.appendChild( container );

			camera = new THREE.PerspectiveCamera( 27, window.innerWidth / window.innerHeight, 1, 10000 );
			camera.position.z = 1000;

			scene = new THREE.Scene();

			group = new THREE.Group();
			scene.add( group );

			new HDRCubeTextureLoader()
				.setDataType( THREE.UnsignedByteType )
				.setPath( './textures/cube/pisaHDR/' )
				.load( [ 'px.hdr', 'nx.hdr', 'py.hdr', 'ny.hdr', 'pz.hdr', 'nz.hdr' ],
					function ( hdrCubeMap ) {

						var pmremGenerator = new PMREMGenerator( hdrCubeMap );
						pmremGenerator.update( renderer );

						var pmremCubeUVPacker = new PMREMCubeUVPacker( pmremGenerator.cubeLods );
						pmremCubeUVPacker.update( renderer );

						var hdrCubeRenderTarget = pmremCubeUVPacker.CubeUVRenderTarget;

						var geometry = new THREE.SphereBufferGeometry( 80, 64, 32 );

						var textureLoader = new THREE.TextureLoader();

						var diffuse = textureLoader.load( "textures/carbon/Carbon.png" );
						diffuse.wrapS = THREE.RepeatWrapping;
						diffuse.wrapT = THREE.RepeatWrapping;
						diffuse.repeat.x = 10;
						diffuse.repeat.y = 10;

						var normalMap = textureLoader.load( "textures/carbon/Carbon_Normal.png" );
						normalMap.wrapS = THREE.RepeatWrapping;
						normalMap.wrapT = THREE.RepeatWrapping;

						var normalMap2 = textureLoader.load( "textures/water/Water_1_M_Normal.jpg" );

						var clearcoatNormaMap = textureLoader.load( "textures/pbr/Scratched_gold/Scratched_gold_01_1K_Normal.png" );

						//

						var material = new THREE.MeshPhysicalMaterial( {
							clearcoat: 1.0,
							envMap: hdrCubeRenderTarget.texture,
							map: diffuse
						} );

						var mesh = new THREE.Mesh( geometry, material );
						mesh.position.x = - 100;
						mesh.position.y = 100;
						group.add( mesh );

						// normalmap

						var material = new THREE.MeshPhysicalMaterial( {
							clearcoat: 1.0,
							envMap: hdrCubeRenderTarget.texture,
							map: diffuse,
							normalMap: normalMap
						} );
						var mesh = new THREE.Mesh( geometry, material );
						mesh.position.x = 100;
						mesh.position.y = 100;
						group.add( mesh );

						// clearcoat

						var material = new THREE.MeshPhysicalMaterial( {
							clearcoat: 1.0,
							metalness: 0.0,
							color: 0xff0000,
							envMap: hdrCubeRenderTarget.texture,
							clearcoatNormalMap: clearcoatNormaMap,
							clearcoatNormalScale: new THREE.Vector2( 2.0, 2.0 )
						} );
						var mesh = new THREE.Mesh( geometry, material );
						mesh.position.x = - 100;
						mesh.position.y = - 100;
						group.add( mesh );

						// clearcoat + normalmap

						var material = new THREE.MeshPhysicalMaterial( {
							clearcoat: 1.0,
							metalness: 1.0,
							color: 0xff0000,
							envMap: hdrCubeRenderTarget.texture,
							normalMap: normalMap2,
							normalScale: new THREE.Vector2( 0.15, 0.15 ),
							clearcoatNormalMap: clearcoatNormaMap,
							clearcoatNormalScale: new THREE.Vector2( 2.0, 2.0 )
						} );
						var mesh = new THREE.Mesh( geometry, material );
						mesh.position.x = 100;
						mesh.position.y = - 100;
						group.add( mesh );

						//

						hdrCubeMap.magFilter = THREE.LinearFilter;
						hdrCubeMap.needsUpdate = true;
						scene.background = hdrCubeMap;

						pmremGenerator.dispose();
						pmremCubeUVPacker.dispose();

					}

				);

			// LIGHTS

			particleLight = new THREE.Mesh(
				new THREE.SphereBufferGeometry( 4, 8, 8 ),
				new THREE.MeshBasicMaterial( { color: 0xffffff } )
			);
			scene.add( particleLight );

			particleLight.add( new THREE.PointLight( 0xffffff, 1.25 ) );

			renderer = new THREE.WebGLRenderer();
			renderer.setPixelRatio( window.devicePixelRatio );
			renderer.setSize( window.innerWidth, window.innerHeight );
			container.appendChild( renderer.domElement );

			//

			renderer.gammaInput = true;
			renderer.gammaOutput = true;

			//

			stats = new Stats();
			container.appendChild( stats.dom );

			// EVENTS

			var controls = new OrbitControls( camera, renderer.domElement );

			window.addEventListener( 'resize', onWindowResize, false );

		}

		//

		function onWindowResize() {

			var width = window.innerWidth;
			var height = window.innerHeight;

			camera.aspect = width / height;
			camera.updateProjectionMatrix();

			renderer.setSize( width, height );

		}

		//

		function animate() {

			requestAnimationFrame( animate );

			render();

			stats.update();

		}

		function render() {

			var timer = Date.now() * 0.00025;

			particleLight.position.x = Math.sin( timer * 7 ) * 300;
			particleLight.position.y = Math.cos( timer * 5 ) * 400;
			particleLight.position.z = Math.cos( timer * 3 ) * 300;

			for ( var i = 0; i < group.children.length; i ++ ) {

				var child = group.children[ i ];
				child.rotation.y += 0.005;

			}

			renderer.render( scene, camera );

		}


	</script>
</body>
</html>