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FBM-Triangle-Shredder3.html
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FBM-Triangle-Shredder3.html
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<!DOCTYPE html>
<html lang="en">
<head>
<title>FBM Vertex Shader</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 {
color: #ffffff;
font-family:Monospace;
font-size:13px;
text-align:center;
font-weight: bold;
background-color: #000000;
margin: 0px;
overflow: hidden;
}
#info {
position: absolute;
top: 0px; width: 100%;
padding: 5px;
}
a {
color: #ffffff;
}
#oldie a { color:#da0 }
#progressBar {
position: absolute;
width: 80%;
top: 50%;
left: 50%;
z-index: 2;
transform: translate(-50%, -50%);
background-color: grey;
z-index: 10;
}
#bar {
width: 1%;
height: 30px;
background-color: white;
}
</style>
</head>
<body>
<div id="container"></div>
<div id="info"><a href="http://uwc.graphics" target="_blank">CGPP</a> FBM Triangle Shredder</div>
<div id="progressBar">
<div id="bar"></div>
</div>
<script src="js/MobileAndTabletCheck.js"></script>
<script src="js/three.js"></script>
<script src="js/dat.gui.min.js"></script>
<script src="js/Detector.js"></script>
<script src="js/stats.min.js"></script>
<script src="js/OrbitControls.js"></script>
<script src="js/TessellateModifier.js"></script>
<script src="js/OBJLoader.js"></script>
<script src="js/ColorTracker.js"></script>
<script id="vertexShader" type="x-shader/x-vertex" src=>
precision mediump float;
precision mediump int;
uniform mat4 modelViewMatrix; // optional
uniform mat4 projectionMatrix; // optional
uniform float time;
uniform float audio[16];
uniform float sensitivity;
uniform float amplitude;
uniform float scale;
uniform float sinScale;
uniform float noiseIterations;
uniform float pointSize;
uniform float abMix;
uniform float highFrequencyMix;
uniform vec2 mouse;
attribute vec3 position;
attribute vec3 normal;
attribute vec3 positionB;
attribute vec3 normalB;
attribute vec4 color;
varying vec3 vPosition;
varying vec3 vNormal;
varying vec4 vColor;
/// NOISE CODE
// noise from https://www.shadertoy.com/view/XsX3zB
/* discontinuous pseudorandom uniformly distributed in [-0.5, +0.5]^3 */
vec3 random3(vec3 c) {
float j = 4096.0*sin(dot(c,vec3(17.0, 59.4, 15.0)));
vec3 r;
r.z = fract(512.0*j);
j *= .125;
r.x = fract(512.0*j);
j *= .125;
r.y = fract(512.0*j);
return r-0.5;
}
/* skew constants for 3d simplex functions */
const float F3 = 0.3333333;
const float G3 = 0.1666667;
/* 3d simplex noise */
float simplex3d(vec3 p) {
/* 1. find current tetrahedron T and it's four vertices */
/* s, s+i1, s+i2, s+1.0 - absolute skewed (integer) coordinates of T vertices */
/* x, x1, x2, x3 - unskewed coordinates of p relative to each of T vertices*/
/* calculate s and x */
vec3 s = floor(p + dot(p, vec3(F3)));
vec3 x = p - s + dot(s, vec3(G3));
/* calculate i1 and i2 */
vec3 e = step(vec3(0.0), x - x.yzx);
vec3 i1 = e*(1.0 - e.zxy);
vec3 i2 = 1.0 - e.zxy*(1.0 - e);
/* x1, x2, x3 */
vec3 x1 = x - i1 + G3;
vec3 x2 = x - i2 + 2.0*G3;
vec3 x3 = x - 1.0 + 3.0*G3;
/* 2. find four surflets and store them in d */
vec4 w, d;
/* calculate surflet weights */
w.x = dot(x, x);
w.y = dot(x1, x1);
w.z = dot(x2, x2);
w.w = dot(x3, x3);
/* w fades from 0.6 at the center of the surflet to 0.0 at the margin */
w = max(0.6 - w, 0.0);
/* calculate surflet components */
d.x = dot(random3(s), x);
d.y = dot(random3(s + i1), x1);
d.z = dot(random3(s + i2), x2);
d.w = dot(random3(s + 1.0), x3);
/* multiply d by w^4 */
w *= w;
w *= w;
d *= w;
/* 3. return the sum of the four surflets */
return dot(d, vec4(52.0)) + 0.5;
}
float fractalNoise(vec3 p)
{
float f = 0.0;
float a = 0.5;
p = p + vec3(0.0, 0.5, 0.0) * time * 5.02;
p = p * scale;
//mat3 rot = mat3(cos(simplex3d(p).x*-0.020), sin(simplex3d(p).z*0.5), sin(simplex3d(p).z*0.02),
// -sin(simplex3d(p).x*0.5), cos(simplex3d(p).y*0.50), sin(simplex3d(p).z*0.05),
// -cos(simplex3d(p).x*0.02), sin(simplex3d(p).y*0.02), sin(simplex3d(p).z*-0.02));
for (float i = 0.0; i < 8.0; i++ ) {
if( i > noiseIterations) {
break;
}
f += a * simplex3d(p) * sqrt(sensitivity) * (pow( 0.003906 * audio[int(i)], sensitivity));
p *= 2.0 ;
a *= highFrequencyMix;
}
return f;
}
/// END NOISE CODE
void main() {
vPosition = mix(position, positionB, abMix);
vColor = color;
vec3 p = mix(position, positionB, abMix);
vec3 noise = vec3(fractalNoise(p.xyz),fractalNoise(p.zyx),fractalNoise(p.yzx))-0.5;
vNormal = mix(normal, normalB, abMix) + amplitude * sin( noise * sinScale );
p = (p) + amplitude * sin( noise * sinScale);
//float dist = distance(p, vec3(mouse * 300.0-300.0, 0.0));
// p.x += ;
//p = mix(p, vec3(mouse * 300.0-300.0, 0.0), 1.0/dist);
//p.z += 20000.0 / (1.0+dist);
gl_Position = projectionMatrix * modelViewMatrix * vec4( p, 1.0 );
gl_PointSize = pointSize;
}
</script>
<script id="fragmentShader" type="x-shader/x-fragment">
precision mediump float;
precision mediump int;
uniform float time;
uniform float sensitivity;
uniform vec4 lightColor;
uniform float colorContour;
uniform float opacity;
uniform float audio[16];
varying vec3 vPosition;
varying vec3 vNormal;
varying vec4 vColor;
void main() {
vec3 lightDir = normalize(vec3(0.0, 0.0, 1.0));
vec4 color = lightColor;//vec4( vColor );
color *= dot(normalize(vNormal),lightDir);
float audioColor = colorContour * (audio[4] + audio[5] + audio[6] * audio[7] * 3.0) * 0.0001;
if (audioColor > 1.0) {
color = 0.5 * sin(color * audioColor) + 0.5;
}
// color.r += sin( vPosition.x * 10.0 + time ) * 0.5;
color.a = opacity;
gl_FragColor = vec4( color );
}
</script>
<script>
if ( ! Detector.webgl ) Detector.addGetWebGLMessage();
var container, stats;
var camera, scene, renderer, controls;
var listener, audioLoader, audioArray, bufferLength, analyser, smoothVolume;
var audioCtx, source, stream, useMicrophone, micAnalyser, micData;
var pointLight, skyBox;
var gui, params, detail, pointSize, size, drawStyle, GeometryA, GeometryB, aSelectedGeometry, bSelectedGeometry;
var sound, playAudio, volume, geometry, material, mouse, noiseShape, noiseGeometry;
var colorTracker;
var worker;
var loader = new THREE.FontLoader();
var font;
loader.load( 'WebAssets/fonts/SharpSansNo1Medium_Regular.json', function ( loadedFont ) {
font = loadedFont;
} );
init();
console.log(scene.children[0]);
params.detail = 175;
updateGeomAndDrawStyle("Line");
gui.closed = true;
animate();
function init() {
container = document.getElementById( 'container' );
camera = new THREE.PerspectiveCamera( 50, window.innerWidth / window.innerHeight, 5, 50000 );
camera.position.set(0, -800, 0);
// camera.position.set(250,-557, 253);
scene = new THREE.Scene();
colorTracker = new ColorTracker();
document.addEventListener( 'mousemove', onDocumentMouseMove, false );
mouse = new THREE.Vector2();
initGui();
worker = new Worker('js/GeometryWorker.js');
worker.addEventListener('message', workerCallBack);
//audio
var listener = new THREE.AudioListener();
camera.add( listener );
sound = new THREE.Audio( listener );
var audioLoader = new THREE.AudioLoader();
var url = '/WebAssets/audio/the one.m4a'
audioLoader.load( url , function( buffer ) {
sound.setBuffer( buffer );
sound.setLoop(true);
sound.setVolume(0.5);
sound.play();
sound.autoplay = true;
params.playAudio = true;
var elem = document.getElementById("progressBar");
elem.style.display = 'none';
},
function ( xhr ) {
var percent = xhr.loaded / xhr.total * 100;
console.log( percent + '% loaded' );
var elem = document.getElementById("bar");
elem.style.width = percent + '%';
},
function ( xhr ) {
console.log( 'An error happened' );
});
navigator.getUserMedia = (navigator.getUserMedia ||
navigator.webkitGetUserMedia ||
navigator.mozGetUserMedia ||
navigator.msGetUserMedia);
audioCtx = new (window.AudioContext || window.webkitAudioContext)();
var source, stream;
micAnalyser = audioCtx.createAnalyser();
// micAnalyser.minDecibels = -90;
// micAnalyser.maxDecibels = -10;
// micAnalyser.smoothingTimeConstant = 0.85;
if (navigator.getUserMedia) {
console.log('getUserMedia supported.');
navigator.getUserMedia (
{audio: true},
function(stream) {
source = audioCtx.createMediaStreamSource(stream);
source.connect(micAnalyser);
},
// Error callback
function(err) {
console.log('The following gUM error occured: ' + err);
});
} else {
console.log('getUserMedia not supported on your browser!');
}
bufferLength = 32;
micAnalyser.bufferLength = bufferLength;
micData = new Uint8Array(bufferLength);
analyser = new THREE.AudioAnalyser( sound, bufferLength );
audioArray = new Array(16);// Uint8Array(bufferLength);
for(var i = 0; i < audioArray.length; i++) {
audioArray[i] = 0.0;
}
smoothVolume = 0.0;
var manager = new THREE.LoadingManager();
manager.onProgress = function ( item, loaded, total ) {
console.log( item, loaded, total );
};
var geometry = new THREE.PlaneBufferGeometry(params.size, params.size, params.detail*2.0, params.detail*2.0);
noiseGeometry = new THREE.BufferGeometry();
noiseGeometry.addAttribute( "position", new THREE.BufferAttribute( geometry.getAttribute( "position" ).array, 3));
noiseGeometry.addAttribute( "normal", new THREE.BufferAttribute( geometry.getAttribute("normal").array, 3));
noiseGeometry.addAttribute( "positionB", new THREE.BufferAttribute( geometry.getAttribute( "position" ).array, 3));
noiseGeometry.addAttribute( "normalB", new THREE.BufferAttribute( geometry.getAttribute("normal").array, 3));
noiseGeometry.computeBoundingSphere();
noiseGeometry.needsUpdate = true;
material = new THREE.RawShaderMaterial( {
uniforms: {
time: { value: 1.0 },
audio : { type: "fv1", value: new Array(bufferLength) },
sensitivity : { value: params.sensitivity },
amplitude : {value: params.amplitude },
noiseIterations : { value: params.noiseIterations },
lightColor : { value: new THREE.Vector4(1.0, 1.0, 1.0, 1.0) },
sinScale : { value: params.sinScale },
scale : { value: params.scale },
abMix : { value : params.abMix },
colorContour : { value: params.colorContour },
opacity : { value: params.opacity },
pointSize : { value: params.pointSize },
highFrequencyMix : {value : params.highFrequencyMix },
mouse : {value : mouse }
},
vertexShader: document.getElementById( 'vertexShader' ).textContent,
fragmentShader: document.getElementById( 'fragmentShader' ).textContent,
side: THREE.DoubleSide,
transparent: true
} );
//Initializes the noiseShape with aSelectedGeometry and bSelectedGeometry.
aSelectedGeometry = "Plane";
bSelectedGeometry = "Sphere";
updateGeomAndDrawStyle("Line");
params.style = "Line";
params.GeometryA = aSelectedGeometry;
params.GeometryB = bSelectedGeometry;
// noiseShape = new THREE.LineSegments( noiseGeometry, material );
// scene.add( noiseShape );
pointLight = new THREE.PointLight(0xFFFFFF, 1.0);
scene.add(pointLight);
var skyBoxMat = new THREE.MeshStandardMaterial( { roughness:0.4, color: 0xFFFFFF, emissive: 0x000000, emissiveIntensity:0, side: THREE.DoubleSide } );
var skyBoxGeom = new THREE.SphereGeometry(5500, 32, 32);
skyBox = new THREE.Mesh(skyBoxGeom, skyBoxMat);
scene.add(skyBox);
renderer = new THREE.WebGLRenderer({ antialias : true });
renderer.setClearColor( 0x101010 );
renderer.setPixelRatio( window.devicePixelRatio );
renderer.setSize( window.innerWidth, window.innerHeight );
// scene.fog = new THREE.Fog(0x000000, 500, 5000);
container.appendChild( renderer.domElement );
controls = new THREE.OrbitControls( camera, renderer.domElement );
controls.enableDamping = true;
controls.dampingFactor = 0.9;
controls.zoomSpeed = 0.3;
controls.rotateSpeed = 0.3;
controls.maxDistance = 5000;
stats = new Stats();
container.appendChild( stats.dom );
window.addEventListener( 'resize', onWindowResize, false );
}
function initGui() {
params = {
sensitivity: 4.0,
amplitude : 250,
pointLightIntensity : 0.15,
time : -0.9,
noiseIterations : 6.0,
highFrequencyMix : 0.7,
audioSmoothing: 0.8,
size : 800,
detail : 200,
pointSize : 1,
playAudio : false,
useMicrophone : false,
scale : 0.2,
abMix : 0.0,
sinScale : 0.6,
volume : 0.5,
colorContour : 1.3,
opacity : 0.5,
saturation : 0.8,
style : ['Points', 'Line', 'Mesh'],
text : "CGPP",
GeometryA : ['Plane', 'Sphere', 'Solid Sphere', 'Text'],
GeometryB : ['Plane', 'Sphere', 'Solid Sphere', 'Text']
};
gui = new dat.GUI();
var f1 = gui.addFolder('Lights');
f1.add( params, "pointLightIntensity", 0.0, 0.5 ).listen();
f1.add( params, "colorContour", 0.1, 20.0 ).listen();
f1.add( params, "opacity", 0.0, 1.0 ).listen();
f1.add( params, "saturation", 0.0, 1.0 ).listen();
var f2 = gui.addFolder('Noise');
f2.add( params, "time", -2.0, 4.0 ).listen();
var f3 = gui.addFolder('Geometry');
if( window.mobileAndTabletCheck() ) {
params['detail'] = 20;
params['noiseIterations'] = 3.0;
params['sensitivity'] = 1.0;
f2.add( params, "sensitivity", 0.2, 10.0 );
f2.add( params, "amplitude", 1.0, 500.0 );
f2.add( params, "noiseIterations", 1.0, 6.0 );
detail = f3.add( params, "detail", 1, 1000 );
} else {
f2.add( params, "sensitivity", 0.2, 10.0 );
f2.add( params, "amplitude", 1.0, 500.0 );
f2.add( params, "noiseIterations", 1.0, 8.0 );
detail = f3.add( params, "detail", 1, 1000 );
}
f2.add( params, "sinScale", 0.0001, 0.8 );
f2.add( params, "scale", 0.01, 0.6 );
f2.add( params, "abMix", 0.0, 1.0 );
f2.add( params, "highFrequencyMix", 0.01, 1.0 );
size = f3.add( params, "size", 1, 30000 );
pointSize = f3.add( params, "pointSize", 1, 10 );
drawStyle = f3.add( params, "style", params.style).listen();
GeometryA = f3.add( params, "GeometryA", params.GeometryA).listen();
GeometryB = f3.add( params, "GeometryB", params.GeometryB).listen();
f3.add( params, "text", params.text );
var f4 = gui.addFolder('Audio');
f4.add( params, "audioSmoothing", 0.0, 0.9).listen();
volume = f4.add( params, "volume", 0.0, 0.5).listen();
playAudio = f4.add( params, "playAudio").listen();
useMicrophone = f4.add( params, "useMicrophone").listen();
f2.open();
f3.open();
gui.remember(params);
}
function workerCallBack(msg) {
updateGeometry(msg.data[0], msg.data[1]);
}
function updateGeometry (geomToUpdate, geom) {
//conver the geom into buffer because functions are stripped when pased through the web worker
var geo = new THREE.BufferGeometry();
geo.addAttribute('position', geom.attributes.position);
geo.addAttribute('normal', geom.attributes.normal);
geo.computeBoundingSphere();
var count;
if (geomToUpdate === "A") {
console.log(noiseGeometry);
count = noiseGeometry.getAttribute( "position" ).count * 3;
noiseGeometry.removeAttribute( "position" );
noiseGeometry.removeAttribute( "normal" );
} else {
count = noiseGeometry.getAttribute( "positionB" ).count * 3;
noiseGeometry.removeAttribute( "positionB" );
noiseGeometry.removeAttribute( "normalB" );
}
var newP = new Float32Array( count );
var pArr = geo.getAttribute("position").array;
var newCount = Math.min( geo.getAttribute("position").count * 3, count);
for (var i = 0; i < count; i++ ) {
newP[i] = pArr[i];
}
var newN = new Float32Array( count );
var nArr = geo.getAttribute("normal").array;
newCount = Math.min( geo.getAttribute("normal").count * 3, count);
for (var i = 0; i < count; i++ ) {
newN[i] = nArr[i];
}
if (geomToUpdate === "A") {
noiseGeometry.addAttribute( "position", new THREE.BufferAttribute( newP, 3));
noiseGeometry.addAttribute( "normal", new THREE.BufferAttribute( newN, 3));
} else {
noiseGeometry.addAttribute( "positionB", new THREE.BufferAttribute( newP, 3));
noiseGeometry.addAttribute( "normalB", new THREE.BufferAttribute( newN, 3));
}
noiseShape.geometry.needsUpdate = true;
}
function asyncUpdateGeometry(geomToUpdate, selectedGeometry) {
if ( selectedGeometry == "Plane" ) {
worker.postMessage([geomToUpdate, selectedGeometry, params.size, params.detail]);
} else if( selectedGeometry == "Sphere" ) {
worker.postMessage([geomToUpdate, selectedGeometry, params.size, params.detail]);
} else if( selectedGeometry == "Solid Sphere" ) {
worker.postMessage([geomToUpdate, selectedGeometry, params.size, params.detail, params.pointSize]);
} else if ( selectedGeometry == "Text" ) {
worker.postMessage([geomToUpdate, selectedGeometry, params.size, params.detail, font, params.text]);
}
}
GeometryA.onChange( function(value) {
if (value !== aSelectedGeometry) {
asyncUpdateGeometry("A", value);
}
aSelectedGeometry = value;
});
GeometryB.onChange( function (value) {
if (value !== bSelectedGeometry) {
asyncUpdateGeometry("B", value);
}
bSelectedGeometry = value;
});
function updateGeomAndDrawStyle(drawStyle){
asyncUpdateGeometry("A", aSelectedGeometry);
asyncUpdateGeometry("B", bSelectedGeometry);
scene.remove(noiseShape);
if(drawStyle == "Points") {
noiseShape = new THREE.Points( noiseGeometry, material );
} else if(drawStyle == "Line") {
noiseShape = new THREE.LineSegments( noiseGeometry, material );
} else {
noiseShape = new THREE.Mesh( noiseGeometry, material );
}
scene.add(noiseShape);
}
drawStyle.onChange(function(value) {
updateGeomAndDrawStyle(value);
});
//Dat.gui callback methods
detail.onChange(function(value) {
asyncUpdateGeometry("A", aSelectedGeometry);
asyncUpdateGeometry("B", bSelectedGeometry);
});
size.onChange(function(value) {
asyncUpdateGeometry("A", aSelectedGeometry);
asyncUpdateGeometry("B", bSelectedGeometry);
});
pointSize.onChange(function(value) {
console.log(scene.children[0]);
asyncUpdateGeometry("A", aSelectedGeometry);
asyncUpdateGeometry("B", bSelectedGeometry);
});
volume.onChange(function(value) {
sound.setVolume(value);
});
playAudio.onChange(function(shouldPlay) {
if (shouldPlay) {
sound.play();
analyser = new THREE.AudioAnalyser( sound, bufferLength );
} else {
sound.pause();
}
});
useMicrophone.onChange(function(shouldUseMic) {
if(shouldUseMic) {
sound.pause();
params.playAudio = false;
} else {
}
});
function onDocumentMouseMove(event) {
mouse.x = ( event.clientX / window.innerWidth );
mouse.y = ( event.clientY / window.innerHeight );
}
function onWindowResize( event ) {
camera.aspect = window.innerWidth / window.innerHeight;
camera.updateProjectionMatrix();
renderer.setSize( window.innerWidth, window.innerHeight );
}
function animate() {
requestAnimationFrame( animate );
render();
stats.update();
}
function render() {
var time = performance.now();
colorTracker.update();
var object = noiseShape;
// object.rotation.z = -Math.PI /2;
// object.rotation.y = -Math.PI /4;
controls.update();
var smoothA = Math.sqrt(params.audioSmoothing);
var smoothB = 1 - smoothA;
smoothVolume = smoothB * analyser.getAverageFrequency() * 0.01 + smoothA * smoothVolume;
pointLight.intensity = smoothVolume * params.pointLightIntensity;
var freshAudio, color;
var averageFrequency;
if(params.useMicrophone) {
micAnalyser.getByteFrequencyData(micData);
freshAudio = new Array(micData.length);
var sum = 0;
for(var i = 0; i < freshAudio.length; i++) {
freshAudio[i] = micData[i];
sum += freshAudio[i];
}
averageFrequency = sum / freshAudio.length / 2.0;
console.log(averageFrequency);
color = colorTracker.getColor(averageFrequency, 100);
} else {
freshAudio = analyser.getFrequencyData();
color = colorTracker.getColor(analyser.getAverageFrequency(), 100);
}
var index = 0;
for(var i = 0; i < freshAudio.length; i+=2) {
var averagedAudio = (freshAudio[i] +
freshAudio[i + 1]) / 2.0;
//freshAudio[i + 2] +
//freshAudio[i + 3]) / 4.0;
//audio smoothing
audioArray[index] = smoothA * averagedAudio + smoothB * freshAudio[index];
index +=1;
}
var hsl = color.getHSL();
color.setHSL(hsl.h, params.saturation, hsl.l);
camera.lookAt(object.position);
// object.rotation.z = -Math.PI / 2;
var objUniforms = object.material.uniforms;
objUniforms.audio.value = audioArray;
objUniforms.time.value += (time * 0.000005) * 0.7 + smoothVolume * smoothVolume * params.time;
objUniforms.sensitivity.value = params.sensitivity;
objUniforms.amplitude.value = params.amplitude;
objUniforms.noiseIterations.value = params.noiseIterations;
objUniforms.scale.value = 0.01 * params.scale;
objUniforms.abMix.value = params.abMix;
objUniforms.sinScale.value = params.sinScale;
objUniforms.colorContour.value = params.colorContour;
objUniforms.opacity.value = params.opacity;
objUniforms.pointSize.value = params.pointSize;
objUniforms.highFrequencyMix.value = params.highFrequencyMix;
objUniforms.mouse.value = mouse;
objUniforms.lightColor.value = new THREE.Vector4(color.r, color.g, color.b, color.a);
renderer.render( scene, camera );
}
</script>
</body>
</html>