javascript
/
three.js
mirror of https://github.com/tazdij/three.js.git


			
							123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276
							<!DOCTYPE html>
<html lang="en">
	<head>
		<title>three.js webaudio - sandbox</title>
		<meta charset="utf-8">
		<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
		<style>
			body {
				background:#777;
				padding:0;
				margin:0;
				font-weight: bold;
				overflow:hidden;
			}

			#info {
				position: absolute;
				top: 0px;
				width: 100%;
				color: #ffffff;
				padding: 5px;
				font-family:Monospace;
				font-size:13px;
				text-align:center;
			}

			a {
				color: #ffffff;
			}
		</style>
	</head>
	<body>

		<div id="info">
			<a href="http://threejs.org" target="_blank" rel="noopener">three.js</a> webaudio - sandbox<br/>
			music by <a href="http://www.newgrounds.com/audio/listen/358232" target="_blank" rel="noopener">larrylarrybb</a>,
			<a href="http://www.newgrounds.com/audio/listen/376737" target="_blank" rel="noopener">skullbeatz</a> and
			<a href="http://opengameart.org/content/project-utopia-seamless-loop" target="_blank" rel="noopener">congusbongus</a><br/><br/>
			navigate with WASD / arrows / mouse
		</div>

		<script src="../build/three.js"></script>

		<script src="js/controls/FirstPersonControls.js"></script>
		<script src="js/Detector.js"></script>
		<script src="js/libs/dat.gui.min.js"></script>

		<script>

			if ( ! Detector.webgl ) Detector.addGetWebGLMessage();

			var camera, controls, scene, renderer;
			var light, pointLight;

			var material1, material2, material3;

			var analyser1, analyser2, analyser3;

			var clock = new THREE.Clock();

			init();
			animate();

			function init() {

				camera = new THREE.PerspectiveCamera( 50, window.innerWidth / window.innerHeight, 1, 10000 );
				camera.position.set( 0, 25, 0 );

				var listener = new THREE.AudioListener();
				camera.add( listener );

				scene = new THREE.Scene();
				scene.fog = new THREE.FogExp2( 0x000000, 0.0025 );

				light = new THREE.DirectionalLight( 0xffffff );
				light.position.set( 0, 0.5, 1 ).normalize();
				scene.add( light );

				var sphere = new THREE.SphereBufferGeometry( 20, 32, 16 );

				material1 = new THREE.MeshPhongMaterial( { color: 0xffaa00, flatShading: true, shininess: 0 } );
				material2 = new THREE.MeshPhongMaterial( { color: 0xff2200, flatShading: true, shininess: 0 } );
				material3 = new THREE.MeshPhongMaterial( { color: 0x6622aa, flatShading: true, shininess: 0 } );

				// sound spheres

				var audioLoader = new THREE.AudioLoader();

				var mesh1 = new THREE.Mesh( sphere, material1 );
				mesh1.position.set( -250, 30, 0 );
				scene.add( mesh1 );

				var sound1 = new THREE.PositionalAudio( listener );
				audioLoader.load( 'sounds/358232_j_s_song.ogg', function( buffer ) {
					sound1.setBuffer( buffer );
					sound1.setRefDistance( 20 );
					sound1.play();
				});
				mesh1.add( sound1 );

				//

				var mesh2 = new THREE.Mesh( sphere, material2 );
				mesh2.position.set( 250, 30, 0 );
				scene.add( mesh2 );

				var sound2 = new THREE.PositionalAudio( listener );
				audioLoader.load( 'sounds/376737_Skullbeatz___Bad_Cat_Maste.ogg', function( buffer ) {
					sound2.setBuffer( buffer );
					sound2.setRefDistance( 20 );
					sound2.play();
				});
				mesh2.add( sound2 );

				//

				var mesh3 = new THREE.Mesh( sphere, material3 );
				mesh3.position.set( 0, 30, -250 );
				scene.add( mesh3 );

				var sound3 = new THREE.PositionalAudio( listener );
				var oscillator = listener.context.createOscillator();
				oscillator.type = 'sine';
				oscillator.frequency.setValueAtTime( 144, sound3.context.currentTime );
				oscillator.start( 0 );
				sound3.setNodeSource( oscillator );
				sound3.setRefDistance( 20 );
				sound3.setVolume( 0.5 );
				mesh3.add( sound3 );

				// analysers

				analyser1 = new THREE.AudioAnalyser( sound1, 32 );
				analyser2 = new THREE.AudioAnalyser( sound2, 32 );
				analyser3 = new THREE.AudioAnalyser( sound3, 32 );

				// global ambient audio

				var sound4 = new THREE.Audio( listener );
				audioLoader.load( 'sounds/Project_Utopia.ogg', function( buffer ) {
					sound4.setBuffer( buffer );
					sound4.setLoop(true);
					sound4.setVolume(0.5);
					sound4.play();
				});

				// ground

				var helper = new THREE.GridHelper( 1000, 10, 0x444444, 0x444444 );
				helper.position.y = 0.1;
				scene.add( helper );

				//

				var SoundControls = function() {

					this.master = listener.getMasterVolume();
					this.firstSphere =  sound1.getVolume();
					this.secondSphere =  sound2.getVolume();
					this.thirdSphere = sound3.getVolume();
					this.Ambient =  sound4.getVolume();

				};

				var GeneratorControls = function() {

					this.frequency = oscillator.frequency.value;
					this.wavetype = oscillator.type;

				};

				var gui = new dat.GUI();
				var soundControls = new SoundControls();
				var generatorControls = new GeneratorControls();
				var volumeFolder = gui.addFolder( 'sound volume' );
				var generatorFolder = gui.addFolder( 'sound generator' );

				volumeFolder.add( soundControls, 'master' ).min( 0.0 ).max( 1.0 ).step( 0.01 ).onChange( function () {

					listener.setMasterVolume( soundControls.master );

				} );
				volumeFolder.add( soundControls, 'firstSphere' ).min( 0.0 ).max( 1.0 ).step( 0.01 ).onChange( function () {

					sound1.setVolume( soundControls.firstSphere );

				} );
				volumeFolder.add( soundControls, 'secondSphere' ).min( 0.0 ).max( 1.0 ).step( 0.01 ).onChange( function () {

					sound2.setVolume( soundControls.secondSphere );

				} );

				volumeFolder.add( soundControls, 'thirdSphere' ).min( 0.0 ).max( 1.0 ).step( 0.01 ).onChange( function () {

					sound3.setVolume( soundControls.thirdSphere );

				} );
				volumeFolder.add( soundControls, 'Ambient' ).min( 0.0 ).max( 1.0 ).step( 0.01 ).onChange( function () {

					sound4.setVolume( soundControls.Ambient );

				} );
				volumeFolder.open();
				generatorFolder.add( generatorControls, 'frequency' ).min( 50.0 ).max( 5000.0 ).step( 1.0 ).onChange( function () {

					oscillator.frequency.setValueAtTime( generatorControls.frequency, listener.context.currentTime );

				} );
				generatorFolder.add( generatorControls, 'wavetype', [ 'sine', 'square', 'sawtooth', 'triangle' ] ).onChange( function () {

					oscillator.type = generatorControls.wavetype;

				} );

				generatorFolder.open();

				//

				renderer = new THREE.WebGLRenderer( { antialias: true } );
				renderer.setPixelRatio( window.devicePixelRatio );
				renderer.setSize( window.innerWidth, window.innerHeight );
				document.body.appendChild( renderer.domElement );

				//

				controls = new THREE.FirstPersonControls( camera, renderer.domElement );

				controls.movementSpeed = 70;
				controls.lookSpeed = 0.05;
				controls.noFly = true;
				controls.lookVertical = false;

				//

				window.addEventListener( 'resize', onWindowResize, false );

			}

			function onWindowResize() {

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

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

				controls.handleResize();

			}

			function animate() {

				requestAnimationFrame( animate );
				render();

			}


			function render() {

				var delta = clock.getDelta();

				controls.update( delta );

				material1.emissive.b = analyser1.getAverageFrequency() / 256;
				material2.emissive.b = analyser2.getAverageFrequency() / 256;
				material3.emissive.b = analyser3.getAverageFrequency() / 256;

				renderer.render( scene, camera );

			}

		</script>

	</body>
</html>