javascript
/
three.js
spegling av https://github.com/tazdij/three.js.git


			
				
					
						
						
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							<!DOCTYPE html>
<html lang="en">
	<head>
		<title>three.js vr - postprocessing</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>
			#info > * {
				max-width: 650px;
				margin-left: auto;
				margin-right: auto;
			}
		</style>
	</head>
	<body>

		<div id="container"></div>

		<div id="info">
			<a href="https://threejs.org" target="_blank" rel="noopener">three.js</a> VR - postprocessing<br/>
			(Oculus Browser 15.1+)
		</div>

		<!-- Import maps polyfill -->
		<!-- Remove this when import maps will be widely supported -->
		<script async src="https://unpkg.com/[email protected]/dist/es-module-shims.js"></script>

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

		<script type="module">

			import * as THREE from 'three';
			import { VRButton } from 'three/addons/webxr/VRButton.js';
			import { EffectComposer } from 'three/addons/postprocessing/EffectComposer.js';
			import { RenderPass } from 'three/addons/postprocessing/RenderPass.js';
			import { UnrealBloomPass } from 'three/addons/postprocessing/UnrealBloomPass.js';
			import { OutputPass } from 'three/addons/postprocessing/OutputPass.js';

			let renderer, camera, scene, composer;

			init();
			animate();

			function init() {

				renderer = new THREE.WebGLRenderer();
				renderer.setSize( window.innerWidth, window.innerHeight );
				renderer.toneMapping = THREE.ACESFilmicToneMapping;
				renderer.toneMappingExposure = 1;
				renderer.xr.enabled = true;
				document.body.appendChild( renderer.domElement );

				document.body.appendChild( VRButton.createButton( renderer ) );

				camera = new THREE.PerspectiveCamera( 75, window.innerWidth / window.innerHeight );

				scene = new THREE.Scene();
				scene.position.z = - 8; // XR camera starts at 0,0

				const triangleGeometry = new THREE.BufferGeometry();

				const triangleVertices = [ - 1, - 1, 1, 1, - 1, 1, 0, 1, 1 ];
				triangleGeometry.setAttribute( 'position', new THREE.Float32BufferAttribute( triangleVertices, 3 ) );

				const orangeMaterial = new THREE.MeshBasicMaterial( { color: 'orange', side: THREE.DoubleSide } );
				const orange = new THREE.Mesh( triangleGeometry, orangeMaterial );
				orange.position.x = - 3;
				scene.add( orange );

				const redMaterial = new THREE.MeshBasicMaterial( { color: 0xff2060, side: THREE.DoubleSide } );
				const red = new THREE.Mesh( triangleGeometry, redMaterial );
				scene.add( red );

				const blueMaterial = new THREE.MeshBasicMaterial( { color: 'cyan', side: THREE.DoubleSide } );
				const blue = new THREE.Mesh( triangleGeometry, blueMaterial );
				blue.position.x = 3;
				scene.add( blue );

				composer = new EffectComposer( renderer );
				composer.setSize( window.innerWidth, window.innerHeight );
				composer.addPass( new RenderPass( scene, camera ) );
				composer.addPass( new UnrealBloomPass( undefined, 0.5, 1, 0 ) );
				composer.addPass( new OutputPass() );

				window.addEventListener( 'resize', onWindowResize );

			}

			function onWindowResize() {

				renderer.setSize( window.innerWidth, window.innerHeight );
				composer.setSize( window.innerWidth, window.innerHeight );

				camera.aspect = window.innerWidth / window.innerHeight;
				camera.updateProjectionMatrix();

			}

			function animate() {

				renderer.setAnimationLoop( render );

			}

			function render() {

				composer.render();

			}

		</script>

	</body>

</html>