javascript
/
three.js
зеркало из https://github.com/tazdij/three.js.git


			
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							<!DOCTYPE html>
<html lang="en">
	<head>
		<title>three.js vr - sandbox</title>
		<meta charset="utf-8">
		<meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=no">
		<link type="text/css" rel="stylesheet" href="main.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 { RGBELoader } from 'three/addons/loaders/RGBELoader.js';
			import { Lensflare, LensflareElement } from 'three/addons/objects/Lensflare.js';
			import { Reflector } from 'three/addons/objects/Reflector.js';
			import { VRButton } from 'three/addons/webxr/VRButton.js';

			import { HTMLMesh } from 'three/addons/interactive/HTMLMesh.js';
			import { InteractiveGroup } from 'three/addons/interactive/InteractiveGroup.js';
			import { XRControllerModelFactory } from 'three/addons/webxr/XRControllerModelFactory.js';

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

			let camera, scene, renderer;
			let reflector;
			let stats, statsMesh;

			const parameters = {
				radius: 0.6,
				tube: 0.2,
				tubularSegments: 150,
				radialSegments: 20,
				p: 2,
				q: 3,
				thickness: 0.5
			};

			init();
			animate();

			function init() {

				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;

					} );

				camera = new THREE.PerspectiveCamera( 50, window.innerWidth / window.innerHeight, 0.1, 10 );
				camera.position.set( 0, 1.6, 1.5 );

				//

				const torusGeometry = new THREE.TorusKnotGeometry( ...Object.values( parameters ) );
				const torusMaterial = new THREE.MeshPhysicalMaterial( {
					transmission: 1.0, roughness: 0, metalness: 0.25, thickness: 0.5, side: THREE.DoubleSide
				} );
				const torus = new THREE.Mesh( torusGeometry, torusMaterial );
				torus.name = 'torus';
				torus.position.y = 1.5;
				torus.position.z = - 2;
				scene.add( torus );

				const cylinderGeometry = new THREE.CylinderGeometry( 1, 1, 0.1, 50 );
				const cylinderMaterial = new THREE.MeshStandardMaterial();
				const cylinder = new THREE.Mesh( cylinderGeometry, cylinderMaterial );
				cylinder.position.z = - 2;
				scene.add( cylinder );

				// lensflare
				const loader = new THREE.TextureLoader();
				const texture0 = loader.load( 'textures/lensflare/lensflare0.png' );
				const texture3 = loader.load( 'textures/lensflare/lensflare3.png' );

				const lensflare = new Lensflare();
				lensflare.position.set( 0, 5, - 5 );
				lensflare.addElement( new LensflareElement( texture0, 700, 0 ) );
				lensflare.addElement( new LensflareElement( texture3, 60, 0.6 ) );
				lensflare.addElement( new LensflareElement( texture3, 70, 0.7 ) );
				lensflare.addElement( new LensflareElement( texture3, 120, 0.9 ) );
				lensflare.addElement( new LensflareElement( texture3, 70, 1 ) );
				scene.add( lensflare );

				//

				reflector = new Reflector( new THREE.PlaneGeometry( 2, 2 ), {
					textureWidth: window.innerWidth * window.devicePixelRatio,
					textureHeight: window.innerHeight * window.devicePixelRatio
				} );
				reflector.position.x = 1;
				reflector.position.y = 1.5;
				reflector.position.z = - 3;
				reflector.rotation.y = - Math.PI / 4;
				// TOFIX: Reflector breaks transmission
				// scene.add( reflector );

				const frameGeometry = new THREE.BoxGeometry( 2.1, 2.1, 0.1 );
				const frameMaterial = new THREE.MeshPhongMaterial();
				const frame = new THREE.Mesh( frameGeometry, frameMaterial );
				frame.position.z = - 0.07;
				reflector.add( frame );

				//

				renderer = new THREE.WebGLRenderer( { antialias: true } );
				renderer.autoClear = false;
				renderer.setPixelRatio( window.devicePixelRatio );
				renderer.setSize( window.innerWidth, window.innerHeight );
				renderer.xr.enabled = true;
				renderer.toneMapping = THREE.ACESFilmicToneMapping;
				renderer.toneMappingExposure = 1;
				document.body.appendChild( renderer.domElement );

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

				window.addEventListener( 'resize', onWindowResize );

				//

				const geometry = new THREE.BufferGeometry();
				geometry.setFromPoints( [ new THREE.Vector3( 0, 0, 0 ), new THREE.Vector3( 0, 0, - 5 ) ] );

				const controller1 = renderer.xr.getController( 0 );
				controller1.add( new THREE.Line( geometry ) );
				scene.add( controller1 );

				const controller2 = renderer.xr.getController( 1 );
				controller2.add( new THREE.Line( geometry ) );
				scene.add( controller2 );

				//

				const controllerModelFactory = new XRControllerModelFactory();

				const controllerGrip1 = renderer.xr.getControllerGrip( 0 );
				controllerGrip1.add( controllerModelFactory.createControllerModel( controllerGrip1 ) );
				scene.add( controllerGrip1 );

				const controllerGrip2 = renderer.xr.getControllerGrip( 1 );
				controllerGrip2.add( controllerModelFactory.createControllerModel( controllerGrip2 ) );
				scene.add( controllerGrip2 );

				// GUI

				function onChange() {

					torus.geometry.dispose();
					torus.geometry = new THREE.TorusKnotGeometry( ...Object.values( parameters ) );

				}

				function onThicknessChange() {

					torus.material.thickness = parameters.thickness;

				}

				const gui = new GUI( { width: 300 } );
				gui.add( parameters, 'radius', 0.0, 1.0 ).onChange( onChange );
				gui.add( parameters, 'tube', 0.0, 1.0 ).onChange( onChange );
				gui.add( parameters, 'tubularSegments', 10, 150, 1 ).onChange( onChange );
				gui.add( parameters, 'radialSegments', 2, 20, 1 ).onChange( onChange );
				gui.add( parameters, 'p', 1, 10, 1 ).onChange( onChange );
				gui.add( parameters, 'q', 0, 10, 1 ).onChange( onChange );
				gui.add( parameters, 'thickness', 0, 1 ).onChange( onThicknessChange );
				gui.domElement.style.visibility = 'hidden';

				const group = new InteractiveGroup();
				group.listenToPointerEvents( renderer, camera );
				group.listenToXRControllerEvents( controller1 );
				group.listenToXRControllerEvents( controller2 );
				scene.add( group );

				const mesh = new HTMLMesh( gui.domElement );
				mesh.position.x = - 0.75;
				mesh.position.y = 1.5;
				mesh.position.z = - 0.5;
				mesh.rotation.y = Math.PI / 4;
				mesh.scale.setScalar( 2 );
				group.add( mesh );


				// Add stats.js
				stats = new Stats();
				stats.dom.style.width = '80px';
				stats.dom.style.height = '48px';
				document.body.appendChild( stats.dom );

				statsMesh = new HTMLMesh( stats.dom );
				statsMesh.position.x = - 0.75;
				statsMesh.position.y = 2;
				statsMesh.position.z = - 0.6;
				statsMesh.rotation.y = Math.PI / 4;
				statsMesh.scale.setScalar( 2.5 );
				group.add( statsMesh );

			}

			function onWindowResize() {

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

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

			}

			function animate() {

				renderer.setAnimationLoop( render );

			}

			function render() {

				const time = performance.now() * 0.0002;
				const torus = scene.getObjectByName( 'torus' );
				torus.rotation.x = time * 0.4;
				torus.rotation.y = time;

				renderer.render( scene, camera );
				stats.update();

				// Canvas elements doesn't trigger DOM updates, so we have to update the texture
				statsMesh.material.map.update();

			}

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