examples/webgpu_postprocessing_bloom_emissive.html

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	<head>
		<title>three.js webgpu - bloom emissive</title>
		<meta charset="utf-8">
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	<body>

		<div id="info">
			<a href="https://threejs.org" target="_blank" rel="noopener">three.js</a> webgpu - bloom emissive
		</div>

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

		<script type="module">

			import * as THREE from 'three';
			import { pass, mrt, output, emissive } from 'three/tsl';
			import { bloom } from 'three/addons/tsl/display/BloomNode.js';

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

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

			import { GUI } from 'three/addons/libs/lil-gui.module.min.js';

			let camera, scene, renderer;
			let postProcessing;

			init();

			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( - 1.8, 0.6, 2.7 );

				scene = new THREE.Scene();

				new RGBELoader()
					.setPath( 'textures/equirectangular/' )
					.load( 'moonless_golf_1k.hdr', function ( texture ) {

						texture.mapping = THREE.EquirectangularReflectionMapping;

						scene.background = texture;
						scene.environment = texture;

						// model

						const loader = new GLTFLoader().setPath( 'models/gltf/DamagedHelmet/glTF/' );
						loader.load( 'DamagedHelmet.gltf', function ( gltf ) {

							scene.add( gltf.scene );

						} );

					} );

				//

				renderer = new THREE.WebGPURenderer();
				renderer.setPixelRatio( window.devicePixelRatio );
				renderer.setSize( window.innerWidth, window.innerHeight );
				renderer.setAnimationLoop( render );
				renderer.toneMapping = THREE.ACESFilmicToneMapping;
				container.appendChild( renderer.domElement );

				//

				const scenePass = pass( scene, camera );
				scenePass.setMRT( mrt( {
					output,
					emissive
				} ) );

				const outputPass = scenePass.getTextureNode();
				const emissivePass = scenePass.getTextureNode( 'emissive' );

				const bloomPass = bloom( emissivePass, 2.5, .5 );

				postProcessing = new THREE.PostProcessing( renderer );
				postProcessing.outputNode = outputPass.add( bloomPass );

				//

				const controls = new OrbitControls( camera, renderer.domElement );
				controls.minDistance = 2;
				controls.maxDistance = 10;
				controls.target.set( 0, 0, - 0.2 );

				window.addEventListener( 'resize', onWindowResize );

				//

				const gui = new GUI();

				const bloomFolder = gui.addFolder( 'bloom' );
				bloomFolder.add( bloomPass.strength, 'value', 0.0, 5.0 ).name( 'strength' );
				bloomFolder.add( bloomPass.radius, 'value', 0.0, 1.0 ).name( 'radius' );

				const toneMappingFolder = gui.addFolder( 'tone mapping' );
				toneMappingFolder.add( renderer, 'toneMappingExposure', 0.1, 2 ).name( 'exposure' );

			}

			function onWindowResize() {

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

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

			}

			//

			function render() {

				postProcessing.render();

			}

		</script>

	</body>
</html>