samien
/
three.js
mirrorاز https://github.com/mrdoob/three.js.git


			
				
					
						
						
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							<!DOCTYPE html>
<html lang="en">
	<head>
		<title>three.js webgl - pmrem cubemap</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="example.css">
	</head>
	<body>

		<script type="importmap">
			{
				"imports": {
					"three": "../build/three.module.js",
					"three/addons/": "./jsm/"
				}
			}
		</script>

		<script type="module">

			import * as THREE from 'three';

			import { HDRCubeTextureLoader } from 'three/addons/loaders/HDRCubeTextureLoader.js';

			import { OrbitControls } from 'three/addons/controls/OrbitControls.js';

			let camera, scene, renderer;

			init();

			async function init() {

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

				camera = new THREE.PerspectiveCamera( 45, window.innerWidth / window.innerHeight, 0.25, 20 );
				camera.position.set( 0, 0, 8 );

				scene = new THREE.Scene();

				renderer = new THREE.WebGLRenderer( { antialias: true } );
				renderer.setPixelRatio( window.devicePixelRatio );
				renderer.setSize( window.innerWidth, window.innerHeight );
				renderer.setAnimationLoop( render );
				renderer.toneMapping = THREE.ACESFilmicToneMapping;

				container.appendChild( renderer.domElement );

				const controls = new OrbitControls( camera, renderer.domElement );
				controls.minDistance = 2;
				controls.maxDistance = 10;
				controls.update();

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

						const pmremGenerator = new THREE.PMREMGenerator( renderer );
						const envMap = pmremGenerator.fromCubemap( map ).texture;

						scene.background = envMap;
						scene.backgroundBlurriness = 0.5;

						pmremGenerator.dispose();

						const geometry = new THREE.SphereGeometry( 0.4, 64, 64 );

						for ( let i = 0; i < 6; i ++ ) {

							for ( let j = 0; j < 5; j ++ ) {

								const material = new THREE.MeshPhysicalMaterial( {
									roughness: i / 5,
									metalness: j / 4,
									envMap: envMap
								} );

								const mesh = new THREE.Mesh( geometry, material );
								mesh.position.x = i - 2.5;
								mesh.position.y = j - 2;
								scene.add( mesh );

							}

						}

					} );

				window.addEventListener( 'resize', onWindowResize );

			}

			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>