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index.html
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index.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>three.js base</title>
<style>
</style>
</head>
<body>
<script type="text/javascript" src="./three.js"></script>
<script type="text/javascript" src="./OrbitControls.js"></script>
<script type="text/javascript" src="https://cdn.rawgit.com/josephg/noisejs/master/perlin.js"></script>
<div>
<button id="startBtn">play</button>
</div>
<script>
var startButton = document.getElementById( 'startBtn' );
startButton.addEventListener( 'click', init );
function init() {
// var gui = new dat.GUI();
var scene = new THREE.Scene();
var camera = new THREE.PerspectiveCamera( 75, window.innerWidth / window.innerHeight, 0.1, 50 );
camera.position.z = 30;
var renderer = new THREE.WebGLRenderer( { antialias: true } );
renderer.setPixelRatio( window.devicePixelRatio );
renderer.setSize( window.innerWidth, window.innerHeight );
renderer.setClearColor( 0x000000, 1 );
document.body.appendChild( renderer.domElement );
var orbit = new THREE.OrbitControls( camera, renderer.domElement );
orbit.enableZoom = false;
var lights = [];
lights[ 0 ] = new THREE.PointLight( 0x660000, 1, 0 );
lights[ 1 ] = new THREE.PointLight( 0x660000, 1, 0 );
lights[ 2 ] = new THREE.PointLight( 0x660000, 1, 0 );
lights[ 0 ].position.set( 0, 200, 0 );
lights[ 1 ].position.set( 100, 200, 100 );
lights[ 2 ].position.set( - 100, - 200, - 100 );
scene.add( lights[ 0 ] );
scene.add( lights[ 1 ] );
scene.add( lights[ 2 ] );
var ambientLight = new THREE.AmbientLight( '#00FFFF' ),
hemiLight = new THREE.HemisphereLight('#00FFFF', '#00FFFF', 0 ),
light = new THREE.PointLight( '#00FFFF', 1, 100 );
hemiLight.position.set( 0, 0, 0 );
light.position.set( 0, 0, 10 );
// scene.add( ambientLight );
scene.add( hemiLight );
// scene.add( light );
var group = new THREE.Group();
var geometry = new THREE.SphereGeometry( 10, 250, 250 );
var material = new THREE.MeshLambertMaterial( { color: 0xCCB4E0, opacity:0.3, transparent:true, wireframe:true, emissive: 0xFFB4E0,emissiveIntensity:0.6} );
var sphere_one = new THREE.Mesh( geometry, material );
sphere_one.position.x = 0;
sphere_one.position.y = 0;
sphere_one.position.z = 0;
group.add( sphere_one );
scene.add( group );
var prevFog = true;
var fftSize = 128;
var listener = new THREE.AudioListener();
var audio = new THREE.Audio( listener );
var mediaElement = new Audio( 'music/Jester_IanPost.mp3' );
mediaElement.loop = true;
mediaElement.play();
audio.setMediaElementSource( mediaElement );
analyser = new THREE.AudioAnalyser( audio, fftSize );
var render = function () {
requestAnimationFrame( render );
noise.seed(Math.random());
var sum = analyser.data.reduce(function(a,b){return a+b;});
var avg = sum/analyser.data.length;
sphere_one.geometry.vertices.forEach(function(i){
var noisy = noise.simplex3(i.x,i.y,i.z)*0.0002;
i.x+=noisy*avg;
i.y+=noisy*avg;
i.z+=noisy*avg;
});
// console.log(avg);
group.rotation.x += 0.0005*avg;
group.rotation.y += 0.0005*avg;
group.rotation.z += 0.0005*avg;
analyser.getFrequencyData();
// var sum = analyser.data.reduce(function(a,b){return a+b;});
// var avg = sum/analyser.data.length;
// console.log(avg);
orbit.update();
sphere_one.geometry.verticesNeedUpdate = true;
renderer.render( scene, camera );
};
window.addEventListener( 'resize', function () {
camera.aspect = window.innerWidth / window.innerHeight;
camera.updateProjectionMatrix();
renderer.setSize( window.innerWidth, window.innerHeight );
}, false );
render();
}
</script>
</body>
</html>