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- <!DOCTYPE html>
- <html lang="en">
- <head>
- <title>three.js vr - dragging</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>
- <div id="info">
- <a href="https://threejs.org" target="_blank" rel="noopener">three.js</a> vr - haptics
- </div>
- <script type="module">
- import * as THREE from '../build/three.module.js';
- import { OrbitControls } from './jsm/controls/OrbitControls.js';
- import { VRButton } from './jsm/webxr/VRButton.js';
- import { XRControllerModelFactory } from './jsm/webxr/XRControllerModelFactory.js';
- let container;
- let camera, scene, renderer;
- let controller1, controller2;
- let controllerGrip1, controllerGrip2;
- const box = new THREE.Box3();
- const controllers = [];
- const oscillators = [];
- let controls, group;
- let audioCtx = null;
- init();
- animate();
- function initAudio() {
- if ( audioCtx !== null ) {
- return;
- }
- audioCtx = new ( window.AudioContext || window.webkitAudioContext )();
- function createOscillator() {
- const oscillator = audioCtx.createOscillator();
- const real = Array.from( { length: 8192 }, ( _, n ) => (
- n === 0 ?
- 0 :
- 4 / ( n * Math.PI ) * Math.sin( Math.PI * n * 0.18 )
- ) );
- const imag = real.map( () => 0 );
- oscillator.setPeriodicWave( audioCtx.createPeriodicWave( Float32Array.from( real ), Float32Array.from( imag ) ) );
- oscillator.start();
- return oscillator;
- }
- oscillators.push( createOscillator() );
- oscillators.push( createOscillator() );
- window.oscillators = oscillators;
- }
- function init() {
- container = document.createElement( 'div' );
- document.body.appendChild( container );
- scene = new THREE.Scene();
- scene.background = new THREE.Color( 0x808080 );
- camera = new THREE.PerspectiveCamera( 50, window.innerWidth / window.innerHeight, 0.1, 10 );
- camera.position.set( 0, 1.6, 3 );
- controls = new OrbitControls( camera, container );
- controls.target.set( 0, 1.6, 0 );
- controls.update();
- const floorGeometry = new THREE.PlaneGeometry( 4, 4 );
- const floorMaterial = new THREE.MeshStandardMaterial( {
- color: 0xeeeeee,
- roughness: 1.0,
- metalness: 0.0
- } );
- const floor = new THREE.Mesh( floorGeometry, floorMaterial );
- floor.rotation.x = - Math.PI / 2;
- floor.receiveShadow = true;
- scene.add( floor );
- scene.add( new THREE.HemisphereLight( 0x808080, 0x606060 ) );
- const light = new THREE.DirectionalLight( 0xffffff );
- light.position.set( 0, 6, 0 );
- light.castShadow = true;
- light.shadow.camera.top = 2;
- light.shadow.camera.bottom = - 2;
- light.shadow.camera.right = 2;
- light.shadow.camera.left = - 2;
- light.shadow.mapSize.set( 4096, 4096 );
- scene.add( light );
- group = new THREE.Group();
- group.position.z = - 0.5;
- scene.add( group );
- for ( let i = 0; i < 10; i ++ ) {
- const intensity = ( i + 1 ) / 10;
- const w = 0.1;
- const h = 0.1;
- const minH = 1;
- const geometry = new THREE.BoxGeometry( w, h * i + minH, w );
- const material = new THREE.MeshStandardMaterial( {
- color: new THREE.Color( intensity, 0.1, 0.1 ),
- roughness: 0.7,
- metalness: 0.0
- } );
- const object = new THREE.Mesh( geometry, material );
- object.position.x = ( i - 5 ) * ( w + 0.05 );
- object.castShadow = true;
- object.receiveShadow = true;
- object.userData = {
- index: i + 1,
- intensity: intensity
- };
- group.add( object );
- }
- //
- renderer = new THREE.WebGLRenderer( { antialias: true } );
- renderer.setPixelRatio( window.devicePixelRatio );
- renderer.setSize( window.innerWidth, window.innerHeight );
- renderer.outputEncoding = THREE.sRGBEncoding;
- renderer.shadowMap.enabled = true;
- renderer.xr.enabled = true;
- container.appendChild( renderer.domElement );
- document.body.appendChild( VRButton.createButton( renderer ) );
- document.getElementById( "VRButton" ).addEventListener( "click", () => {
- initAudio();
- } );
- // controllers
- controller1 = renderer.xr.getController( 0 );
- scene.add( controller1 );
- controller2 = renderer.xr.getController( 1 );
- scene.add( controller2 );
- const controllerModelFactory = new XRControllerModelFactory();
- controllerGrip1 = renderer.xr.getControllerGrip( 0 );
- controllerGrip1.addEventListener( "connected", controllerConnected );
- controllerGrip1.addEventListener( "disconnected", controllerDisconnected );
- controllerGrip1.add( controllerModelFactory.createControllerModel( controllerGrip1 ) );
- scene.add( controllerGrip1 );
- controllerGrip2 = renderer.xr.getControllerGrip( 1 );
- controllerGrip2.addEventListener( "connected", controllerConnected );
- controllerGrip2.addEventListener( "disconnected", controllerDisconnected );
- controllerGrip2.add( controllerModelFactory.createControllerModel( controllerGrip2 ) );
- scene.add( controllerGrip2 );
- //
- window.addEventListener( 'resize', onWindowResize );
- }
- function controllerConnected( evt ) {
- controllers.push( {
- gamepad: evt.data.gamepad,
- grip: evt.target,
- colliding: false,
- playing: false
- } );
- }
- function controllerDisconnected( evt ) {
- const index = controllers.findIndex( o => o.controller === evt.target );
- if ( index !== - 1 ) {
- controllers.splice( index, 1 );
- }
- }
- function onWindowResize() {
- camera.aspect = window.innerWidth / window.innerHeight;
- camera.updateProjectionMatrix();
- renderer.setSize( window.innerWidth, window.innerHeight );
- }
- //
- function animate() {
- renderer.setAnimationLoop( render );
- }
- function handleCollisions() {
- for ( let g = 0; g < controllers.length; g ++ ) {
- controllers[ g ].colliding = false;
- const { grip, gamepad } = controllers[ g ];
- const sphere = {
- radius: 0.03,
- center: grip.position
- };
- if ( "hapticActuators" in gamepad && gamepad.hapticActuators != null && gamepad.hapticActuators.length > 0 ) {
- for ( let i = 0; i < group.children.length; i ++ ) {
- const child = group.children[ i ];
- box.setFromObject( child );
- if ( box.intersectsSphere( sphere ) ) {
- child.material.emissive.b = 1;
- const intensity = child.userData.index / group.children.length;
- child.scale.setScalar( 1 + Math.random() * 0.1 * intensity );
- gamepad.hapticActuators[ 0 ].pulse( intensity, 100 );
- oscillators[ g ].frequency.value = 100 + intensity * 60;
- controllers[ g ].colliding = true;
- } else {
- child.material.emissive.b = 0;
- child.scale.setScalar( 1 );
- }
- }
- }
- if ( controllers[ g ].colliding ) {
- if ( ! controllers[ g ].playing ) {
- controllers[ g ].playing = true;
- oscillators[ g ].connect( audioCtx.destination );
- }
- } else {
- if ( controllers[ g ].playing ) {
- controllers[ g ].playing = false;
- oscillators[ g ].disconnect( audioCtx.destination );
- }
- }
- }
- }
- function render() {
- handleCollisions();
- renderer.render( scene, camera );
- }
- </script>
- </body>
- </html>
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