Webleb - UI Elements - 3D Neural Network Visualization (Three.js)

HTML

<!DOCTYPE html>

<head>

<title>3D Quantum Neural Network</title>

</head>

<body>

<title>Neural Network</title>

<style>

:root {

--glass-bg: rgba(255, 255, 255, 0.03);

--glass-border: rgba(255, 255, 255, 0.08);

--glass-highlight: rgba(255, 255, 255, 0.2);

--neon-accent: #667eea;

--text-main: rgba(255, 255, 255, 0.9);

--text-muted: rgba(255, 255, 255, 0.6);

}

* {

margin: 0;

padding: 0;

box-sizing: border-box;

user-select: none;

-webkit-user-select: none;

}

body {

overflow: hidden;

background: #050508;

font-family: 'Outfit', sans-serif;

color: var(--text-main);

}

canvas {

display: block;

width: 100%;

height: 100%;

cursor: crosshair;

position: absolute;

top: 0;

left: 0;

z-index: 1;

}

.glass-panel {

backdrop-filter: blur(24px) saturate(120%);

-webkit-backdrop-filter: blur(24px) saturate(120%);

background: linear-gradient(

145deg,

rgba(255, 255, 255, 0.05) 0%,

rgba(255, 255, 255, 0.01) 100%

);

border: 1px solid var(--glass-border);

border-top: 1px solid var(--glass-highlight);

border-left: 1px solid var(--glass-highlight);

box-shadow:

0 20px 40px rgba(0, 0, 0, 0.4),

inset 0 0 20px rgba(255, 255, 255, 0.02);

border-radius: 24px;

color: var(--text-main);

transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);

position: absolute;

z-index: 10;

overflow: hidden;

}

.glass-panel::before {

content: '';

position: absolute;

top: 0;

left: -100%;

width: 100%;

height: 100%;

background: linear-gradient(

90deg,

transparent,

rgba(255, 255, 255, 0.05),

transparent

);

transform: skewX(-15deg);

transition: 0.5s;

pointer-events: none;

}

.glass-panel:hover {

background: linear-gradient(

145deg,

rgba(255, 255, 255, 0.08) 0%,

rgba(255, 255, 255, 0.02) 100%

);

box-shadow:

0 30px 60px rgba(0, 0, 0, 0.5),

inset 0 0 20px rgba(255, 255, 255, 0.05);

transform: translateY(-2px);

border-color: rgba(255, 255, 255, 0.15);

}

.glass-panel:hover::before {

left: 150%;

transition: 0.7s ease-in-out;

}

#instructions-container {

top: 32px;

left: 32px;

width: 280px;

padding: 24px;

}

#instruction-title {

font-weight: 500;

font-size: 18px;

margin-bottom: 8px;

letter-spacing: -0.02em;

background: linear-gradient(135deg, #fff 30%, #a5b4fc 100%);

-webkit-background-clip: text;

-webkit-text-fill-color: transparent;

text-shadow: 0 10px 20px rgba(0,0,0,0.2);

}

.instruction-text {

font-size: 14px;

line-height: 1.5;

color: var(--text-muted);

font-weight: 300;

}

#theme-selector {

top: 32px;

right: 32px;

padding: 24px;

display: flex;

flex-direction: column;

gap: 16px;

width: 220px;

}

#theme-selector-title {

font-size: 12px;

text-transform: uppercase;

letter-spacing: 2px;

color: var(--text-muted);

font-weight: 600;

margin-bottom: 4px;

}

.theme-grid {

display: grid;

grid-template-columns: repeat(3, 1fr);

gap: 12px;

justify-items: center;

}

.theme-button {

width: 44px;

height: 44px;

border-radius: 50%;

border: none;

cursor: pointer;

position: relative;

transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);

box-shadow:

0 4px 10px rgba(0,0,0,0.3),

inset 0 2px 4px rgba(255,255,255,0.4),

inset 0 -2px 4px rgba(0,0,0,0.2);

}

#theme-1 { background: radial-gradient(circle at 30% 30%, #a78bfa, #4c1d95); }

#theme-2 { background: radial-gradient(circle at 30% 30%, #fb7185, #9f1239); }

#theme-3 { background: radial-gradient(circle at 30% 30%, #38bdf8, #0c4a6e); }

.theme-button::after {

content: '';

position: absolute;

top: -4px;

left: -4px;

right: -4px;

bottom: -4px;

border-radius: 50%;

border: 2px solid rgba(255,255,255,0.8);

opacity: 0;

transform: scale(1.1);

transition: all 0.3s ease;

}

.theme-button:hover {

transform: scale(1.15) translateY(-2px);

box-shadow: 0 8px 20px rgba(0,0,0,0.4), inset 0 2px 6px rgba(255,255,255,0.6);

}

.theme-button.active::after {

opacity: 1;

transform: scale(1);

border-color: rgba(255,255,255,0.9);

box-shadow: 0 0 15px rgba(255,255,255,0.3);

}

#density-controls {

display: flex;

flex-direction: column;

gap: 12px;

margin-top: 8px;

}

.density-label {

display: flex;

justify-content: space-between;

font-size: 13px;

color: var(--text-muted);

font-weight: 300;

}

#density-value {

color: white;

font-weight: 500;

text-shadow: 0 0 10px rgba(255,255,255,0.3);

}

.density-slider {

-webkit-appearance: none;

width: 100%;

height: 6px;

background: rgba(255,255,255,0.1);

border-radius: 10px;

outline: none;

box-shadow: inset 0 1px 2px rgba(0,0,0,0.3);

}

.density-slider::-webkit-slider-thumb {

-webkit-appearance: none;

width: 18px;

height: 18px;

border-radius: 50%;

background: #fff;

cursor: pointer;

box-shadow:

0 0 15px rgba(255,255,255,0.8),

0 2px 5px rgba(0,0,0,0.3);

transition: all 0.2s ease;

margin-top: -6px;

position: relative;

z-index: 2;

}

.density-slider::-webkit-slider-runnable-track {

width: 100%;

height: 6px;

cursor: pointer;

background: linear-gradient(90deg, rgba(255,255,255,0.3) var(--val, 100%), rgba(255,255,255,0.05) var(--val, 100%));

border-radius: 3px;

}

.density-slider::-webkit-slider-thumb:hover {

transform: scale(1.2);

box-shadow: 0 0 20px rgba(255,255,255,1);

}

#control-buttons {

position: absolute;

bottom: 40px;

left: 50%;

transform: translateX(-50%);

display: flex;

gap: 16px;

z-index: 20;

padding: 8px;

background: rgba(0,0,0,0.1);

}

.control-button {

backdrop-filter: blur(20px) saturate(140%);

-webkit-backdrop-filter: blur(20px) saturate(140%);

background: rgba(255, 255, 255, 0.04);

border: 1px solid rgba(255, 255, 255, 0.1);

border-top: 1px solid rgba(255, 255, 255, 0.25);

color: var(--text-main);

padding: 12px 24px;

border-radius: 50px;

cursor: pointer;

font-family: 'Outfit', sans-serif;

font-size: 13px;

font-weight: 500;

letter-spacing: 0.5px;

text-transform: uppercase;

transition: all 0.3s ease;

box-shadow:

0 8px 20px rgba(0, 0, 0, 0.3),

inset 0 0 10px rgba(255,255,255,0.02);

overflow: hidden;

position: relative;

min-width: 100px;

text-align: center;

}

.control-button:hover {

background: rgba(255, 255, 255, 0.1);

border-color: rgba(255, 255, 255, 0.4);

transform: translateY(-4px);

box-shadow:

0 15px 30px rgba(0, 0, 0, 0.4),

0 0 20px rgba(255, 255, 255, 0.1);

text-shadow: 0 0 8px rgba(255,255,255,0.6);

}

.control-button:active {

transform: translateY(-1px);

}

.control-button span {

position: relative;

z-index: 2;

}

@media (max-width: 640px) {

#instructions-container {

top: 16px;

left: 16px;

right: 16px;

width: auto;

padding: 16px;

background: rgba(10, 10, 15, 0.6);

}

#theme-selector {

top: auto;

bottom: 100px;

left: 16px;

right: 16px;

width: auto;

padding: 16px;

flex-direction: row;

align-items: center;

justify-content: space-between;

}

.theme-grid {

margin-top: 0;

}

#control-buttons {

bottom: 24px;

width: 100%;

justify-content: center;

gap: 8px;

padding: 0 16px;

}

.control-button {

padding: 10px 16px;

min-width: auto;

font-size: 11px;

flex: 1;

}

</style>

<div id="instruction-title">Quantum Neural Network</div>

<div class="instruction-text">Click to send energy pulses. <br>Drag to explore the structure.</div>

</div>

<div id="theme-selector-title">Crystal Theme</div>

</div>

<div class="density-label"><span>Density</span><span id="density-value">100%</span></div>

<input type="range" min="30" max="100" value="100" class="density-slider" id="density-slider"

aria-label="Network Density" oninput="this.style.setProperty('--val', this.value + '%')">

</div>

<button id="change-formation-btn" class="control-button"><span>Morph</span></button>

<button id="pause-play-btn" class="control-button"><span>Freeze</span></button>

<button id="reset-camera-btn" class="control-button"><span>Reset</span></button>

</div>

{

"imports": {

"three": "https://cdn.jsdelivr.net/npm/three@0.162.0/build/three.module.js",

"three/addons/": "https://cdn.jsdelivr.net/npm/three@0.162.0/examples/jsm/"

}

</script>

import * as THREE from 'three';

import { OrbitControls } from 'three/addons/controls/OrbitControls.js';

import { EffectComposer } from 'three/addons/postprocessing/EffectComposer.js';

import { RenderPass } from 'three/addons/postprocessing/RenderPass.js';

import { UnrealBloomPass } from 'three/addons/postprocessing/UnrealBloomPass.js';

import { OutputPass } from 'three/addons/postprocessing/OutputPass.js';

const config = {

paused: false,

activePaletteIndex: 0,

currentFormation: 0,

numFormations: 3,

densityFactor: 1

};

const colorPalettes = [

[

new THREE.Color(0x667eea),

new THREE.Color(0x764ba2),

new THREE.Color(0xf093fb),

new THREE.Color(0x9d50bb),

new THREE.Color(0x6e48aa)

],

[

new THREE.Color(0xf857a6),

new THREE.Color(0xff5858),

new THREE.Color(0xfeca57),

new THREE.Color(0xff6348),

new THREE.Color(0xff9068)

],

[

new THREE.Color(0x4facfe),

new THREE.Color(0x00f2fe),

new THREE.Color(0x43e97b),

new THREE.Color(0x38f9d7),

new THREE.Color(0x4484ce)

]

];

const scene = new THREE.Scene();

scene.fog = new THREE.FogExp2(0x000000, 0.002);

const camera = new THREE.PerspectiveCamera(65, window.innerWidth / window.innerHeight, 0.1, 1000);

camera.position.set(0, 8, 28);

const canvasElement = document.getElementById('neural-network-canvas');

const renderer = new THREE.WebGLRenderer({

canvas: canvasElement,

antialias: true,

powerPreference: "high-performance"

});

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

renderer.setPixelRatio(Math.min(window.devicePixelRatio, 2));

renderer.setClearColor(0x000000);

renderer.outputColorSpace = THREE.SRGBColorSpace;

function createStarfield() {

const count = 8000;

const positions = [];

const colors = [];

const sizes = [];

for (let i = 0; i < count; i++) {

const r = THREE.MathUtils.randFloat(50, 150);

const phi = Math.acos(THREE.MathUtils.randFloatSpread(2));

const theta = THREE.MathUtils.randFloat(0, Math.PI * 2);

positions.push(

r * Math.sin(phi) * Math.cos(theta),

r * Math.sin(phi) * Math.sin(theta),

r * Math.cos(phi)

);

const colorChoice = Math.random();

if (colorChoice < 0.7) {

colors.push(1, 1, 1);

} else if (colorChoice < 0.85) {

colors.push(0.7, 0.8, 1);

} else {

colors.push(1, 0.9, 0.8);

}

sizes.push(THREE.MathUtils.randFloat(0.1, 0.3));

}

const geo = new THREE.BufferGeometry();

geo.setAttribute('position', new THREE.Float32BufferAttribute(positions, 3));

geo.setAttribute('color', new THREE.Float32BufferAttribute(colors, 3));

geo.setAttribute('size', new THREE.Float32BufferAttribute(sizes, 1));

const mat = new THREE.ShaderMaterial({

uniforms: {

uTime: { value: 0 }

},

vertexShader: `

attribute float size;

attribute vec3 color;

varying vec3 vColor;

uniform float uTime;

void main() {

vColor = color;

vec4 mvPosition = modelViewMatrix * vec4(position, 1.0);

float twinkle = sin(uTime * 2.0 + position.x * 100.0) * 0.3 + 0.7;

gl_PointSize = size * twinkle * (300.0 / -mvPosition.z);

gl_Position = projectionMatrix * mvPosition;

}

`,

fragmentShader: `

varying vec3 vColor;

void main() {

vec2 center = gl_PointCoord - 0.5;

float dist = length(center);

if (dist > 0.5) discard;

float alpha = 1.0 - smoothstep(0.0, 0.5, dist);

gl_FragColor = vec4(vColor, alpha * 0.8);

}

`,

transparent: true,

depthWrite: false,

blending: THREE.AdditiveBlending

});

return new THREE.Points(geo, mat);

}

const starField = createStarfield();

scene.add(starField);

const controls = new OrbitControls(camera, renderer.domElement);

controls.enableDamping = true;

controls.dampingFactor = 0.05;

controls.rotateSpeed = 0.6;

controls.minDistance = 8;

controls.maxDistance = 80;

controls.autoRotate = true;

controls.autoRotateSpeed = 0.2;

controls.enablePan = false;

const composer = new EffectComposer(renderer);

composer.addPass(new RenderPass(scene, camera));

const bloomPass = new UnrealBloomPass(

new THREE.Vector2(window.innerWidth, window.innerHeight),

1.8,

0.6,

0.7

);

composer.addPass(bloomPass);

composer.addPass(new OutputPass());

const pulseUniforms = {

uTime: { value: 0.0 },

uPulsePositions: { value: [

new THREE.Vector3(1e3, 1e3, 1e3),

new THREE.Vector3(1e3, 1e3, 1e3)

]},

uPulseTimes: { value: [-1e3, -1e3, -1e3] },

uPulseColors: { value: [

new THREE.Color(1, 1, 1),

new THREE.Color(1, 1, 1)

]},

uPulseSpeed: { value: 18.0 },

uBaseNodeSize: { value: 0.6 }

};

const noiseFunctions = `

vec3 mod289(vec3 x) { return x - floor(x * (1.0 / 289.0)) * 289.0; }

vec4 mod289(vec4 x) { return x - floor(x * (1.0 / 289.0)) * 289.0; }

vec4 permute(vec4 x) { return mod289(((x * 34.0) + 1.0) * x); }

vec4 taylorInvSqrt(vec4 r) { return 1.79284291400159 - 0.85373472095314 * r; }

float snoise(vec3 v) {

const vec2 C = vec2(1.0/6.0, 1.0/3.0);

const vec4 D = vec4(0.0, 0.5, 1.0, 2.0);

vec3 i = floor(v + dot(v, C.yyy));

vec3 x0 = v - i + dot(i, C.xxx);

vec3 g = step(x0.yzx, x0.xyz);

vec3 l = 1.0 - g;

vec3 i1 = min(g.xyz, l.zxy);

vec3 i2 = max(g.xyz, l.zxy);

vec3 x1 = x0 - i1 + C.xxx;

vec3 x2 = x0 - i2 + C.yyy;

vec3 x3 = x0 - D.yyy;

i = mod289(i);

vec4 p = permute(permute(permute(

i.z + vec4(0.0, i1.z, i2.z, 1.0))

+ i.y + vec4(0.0, i1.y, i2.y, 1.0))

+ i.x + vec4(0.0, i1.x, i2.x, 1.0));

float n_ = 0.142857142857;

vec3 ns = n_ * D.wyz - D.xzx;

vec4 j = p - 49.0 * floor(p * ns.z * ns.z);

vec4 x_ = floor(j * ns.z);

vec4 y_ = floor(j - 7.0 * x_);

vec4 x = x_ * ns.x + ns.yyyy;

vec4 y = y_ * ns.x + ns.yyyy;

vec4 h = 1.0 - abs(x) - abs(y);

vec4 b0 = vec4(x.xy, y.xy);

vec4 b1 = vec4(x.zw, y.zw);

vec4 s0 = floor(b0) * 2.0 + 1.0;

vec4 s1 = floor(b1) * 2.0 + 1.0;

vec4 sh = -step(h, vec4(0.0));

vec4 a0 = b0.xzyw + s0.xzyw * sh.xxyy;

vec4 a1 = b1.xzyw + s1.xzyw * sh.zzww;

vec3 p0 = vec3(a0.xy, h.x);

vec3 p1 = vec3(a0.zw, h.y);

vec3 p2 = vec3(a1.xy, h.z);

vec3 p3 = vec3(a1.zw, h.w);

vec4 norm = taylorInvSqrt(vec4(dot(p0,p0), dot(p1,p1), dot(p2,p2), dot(p3,p3)));

p0 *= norm.x;

p1 *= norm.y;

p2 *= norm.z;

p3 *= norm.w;

vec4 m = max(0.6 - vec4(dot(x0,x0), dot(x1,x1), dot(x2,x2), dot(x3,x3)), 0.0);

m = m * m;

return 42.0 * dot(m * m, vec4(dot(p0,x0), dot(p1,x1), dot(p2,x2), dot(p3,x3)));

}`;

const nodeShader = {

vertexShader: `${noiseFunctions}

attribute float nodeSize;

attribute float nodeType;

attribute vec3 nodeColor;

attribute float distanceFromRoot;

uniform float uTime;

uniform vec3 uPulsePositions[3];

uniform float uPulseTimes[3];

uniform float uPulseSpeed;

uniform float uBaseNodeSize;

varying vec3 vColor;

varying float vNodeType;

varying vec3 vPosition;

varying float vPulseIntensity;

varying float vDistanceFromRoot;

varying float vGlow;

float getPulseIntensity(vec3 worldPos, vec3 pulsePos, float pulseTime) {

if (pulseTime < 0.0) return 0.0;

float timeSinceClick = uTime - pulseTime;

if (timeSinceClick < 0.0 || timeSinceClick > 4.0) return 0.0;

float pulseRadius = timeSinceClick * uPulseSpeed;

float distToClick = distance(worldPos, pulsePos);

float pulseThickness = 3.0;

float waveProximity = abs(distToClick - pulseRadius);

return smoothstep(pulseThickness, 0.0, waveProximity) * smoothstep(4.0, 0.0, timeSinceClick);

}

void main() {

vNodeType = nodeType;

vColor = nodeColor;

vDistanceFromRoot = distanceFromRoot;

vec3 worldPos = (modelMatrix * vec4(position, 1.0)).xyz;

vPosition = worldPos;

float totalPulseIntensity = 0.0;

for (int i = 0; i < 3; i++) {

totalPulseIntensity += getPulseIntensity(worldPos, uPulsePositions[i], uPulseTimes[i]);

}

vPulseIntensity = min(totalPulseIntensity, 1.0);

float breathe = sin(uTime * 0.7 + distanceFromRoot * 0.15) * 0.15 + 0.85;

float baseSize = nodeSize * breathe;

float pulseSize = baseSize * (1.0 + vPulseIntensity * 2.5);

vGlow = 0.5 + 0.5 * sin(uTime * 0.5 + distanceFromRoot * 0.2);

vec3 modifiedPosition = position;

if (nodeType > 0.5) {

float noise = snoise(position * 0.08 + uTime * 0.08);

modifiedPosition += normal * noise * 0.15;

}

vec4 mvPosition = modelViewMatrix * vec4(modifiedPosition, 1.0);

gl_PointSize = pulseSize * uBaseNodeSize * (1000.0 / -mvPosition.z);

gl_Position = projectionMatrix * mvPosition;

}`,

fragmentShader: `

uniform float uTime;

uniform vec3 uPulseColors[3];

varying vec3 vColor;

varying float vNodeType;

varying vec3 vPosition;

varying float vPulseIntensity;

varying float vDistanceFromRoot;

varying float vGlow;

void main() {

vec2 center = 2.0 * gl_PointCoord - 1.0;

float dist = length(center);

if (dist > 1.0) discard;

float glow1 = 1.0 - smoothstep(0.0, 0.5, dist);

float glow2 = 1.0 - smoothstep(0.0, 1.0, dist);

float glowStrength = pow(glow1, 1.2) + glow2 * 0.3;

float breatheColor = 0.9 + 0.1 * sin(uTime * 0.6 + vDistanceFromRoot * 0.25);

vec3 baseColor = vColor * breatheColor;

vec3 finalColor = baseColor;

if (vPulseIntensity > 0.0) {

vec3 pulseColor = mix(vec3(1.0), uPulseColors[0], 0.4);

finalColor = mix(baseColor, pulseColor, vPulseIntensity * 0.8);

finalColor *= (1.0 + vPulseIntensity * 1.2);

glowStrength *= (1.0 + vPulseIntensity);

}

float coreBrightness = smoothstep(0.4, 0.0, dist);

finalColor += vec3(1.0) * coreBrightness * 0.3;

float alpha = glowStrength * (0.95 - 0.3 * dist);

float camDistance = length(vPosition - cameraPosition);

float distanceFade = smoothstep(100.0, 15.0, camDistance);

if (vNodeType > 0.5) {

finalColor *= 1.1;

alpha *= 0.9;

}

finalColor *= (1.0 + vGlow * 0.1);

gl_FragColor = vec4(finalColor, alpha * distanceFade);

}`

};

const connectionShader = {

vertexShader: `${noiseFunctions}

attribute vec3 startPoint;

attribute vec3 endPoint;

attribute float connectionStrength;

attribute float pathIndex;

attribute vec3 connectionColor;

uniform float uTime;

uniform vec3 uPulsePositions[3];

uniform float uPulseTimes[3];

uniform float uPulseSpeed;

varying vec3 vColor;

varying float vConnectionStrength;

varying float vPulseIntensity;

varying float vPathPosition;

varying float vDistanceFromCamera;

float getPulseIntensity(vec3 worldPos, vec3 pulsePos, float pulseTime) {

if (pulseTime < 0.0) return 0.0;

float timeSinceClick = uTime - pulseTime;

if (timeSinceClick < 0.0 || timeSinceClick > 4.0) return 0.0;

float pulseRadius = timeSinceClick * uPulseSpeed;

float distToClick = distance(worldPos, pulsePos);

float pulseThickness = 3.0;

float waveProximity = abs(distToClick - pulseRadius);

return smoothstep(pulseThickness, 0.0, waveProximity) * smoothstep(4.0, 0.0, timeSinceClick);

}

void main() {

float t = position.x;

vPathPosition = t;

vec3 midPoint = mix(startPoint, endPoint, 0.5);

float pathOffset = sin(t * 3.14159) * 0.15;

vec3 perpendicular = normalize(cross(normalize(endPoint - startPoint), vec3(0.0, 1.0, 0.0)));

if (length(perpendicular) < 0.1) perpendicular = vec3(1.0, 0.0, 0.0);

midPoint += perpendicular * pathOffset;

vec3 p0 = mix(startPoint, midPoint, t);

vec3 p1 = mix(midPoint, endPoint, t);

vec3 finalPos = mix(p0, p1, t);

float noiseTime = uTime * 0.15;

float noise = snoise(vec3(pathIndex * 0.08, t * 0.6, noiseTime));

finalPos += perpendicular * noise * 0.12;

vec3 worldPos = (modelMatrix * vec4(finalPos, 1.0)).xyz;

float totalPulseIntensity = 0.0;

for (int i = 0; i < 3; i++) {

totalPulseIntensity += getPulseIntensity(worldPos, uPulsePositions[i], uPulseTimes[i]);

}

vPulseIntensity = min(totalPulseIntensity, 1.0);

vColor = connectionColor;

vConnectionStrength = connectionStrength;

vDistanceFromCamera = length(worldPos - cameraPosition);

gl_Position = projectionMatrix * modelViewMatrix * vec4(finalPos, 1.0);

}`,

fragmentShader: `

uniform float uTime;

uniform vec3 uPulseColors[3];

varying vec3 vColor;

varying float vConnectionStrength;

varying float vPulseIntensity;

varying float vPathPosition;

varying float vDistanceFromCamera;

void main() {

float flowPattern1 = sin(vPathPosition * 25.0 - uTime * 4.0) * 0.5 + 0.5;

float flowPattern2 = sin(vPathPosition * 15.0 - uTime * 2.5 + 1.57) * 0.5 + 0.5;

float combinedFlow = (flowPattern1 + flowPattern2 * 0.5) / 1.5;

vec3 baseColor = vColor * (0.8 + 0.2 * sin(uTime * 0.6 + vPathPosition * 12.0));

float flowIntensity = 0.4 * combinedFlow * vConnectionStrength;

vec3 finalColor = baseColor;

if (vPulseIntensity > 0.0) {

vec3 pulseColor = mix(vec3(1.0), uPulseColors[0], 0.3);

finalColor = mix(baseColor, pulseColor * 1.2, vPulseIntensity * 0.7);

flowIntensity += vPulseIntensity * 0.8;

}

finalColor *= (0.7 + flowIntensity + vConnectionStrength * 0.5);

float baseAlpha = 0.7 * vConnectionStrength;

float flowAlpha = combinedFlow * 0.3;

float alpha = baseAlpha + flowAlpha;

alpha = mix(alpha, min(1.0, alpha * 2.5), vPulseIntensity);

float distanceFade = smoothstep(100.0, 15.0, vDistanceFromCamera);

gl_FragColor = vec4(finalColor, alpha * distanceFade);

}`

};

class Node {

constructor(position, level = 0, type = 0) {

this.position = position;

this.connections = [];

this.level = level;

this.type = type;

this.size = type === 0 ? THREE.MathUtils.randFloat(0.8, 1.4) : THREE.MathUtils.randFloat(0.5, 1.0);

this.distanceFromRoot = 0;

}

addConnection(node, strength = 1.0) {

if (!this.isConnectedTo(node)) {

this.connections.push({ node, strength });

node.connections.push({ node: this, strength });

}

isConnectedTo(node) {

return this.connections.some(conn => conn.node === node);

}

function generateNeuralNetwork(formationIndex, densityFactor = 1.0) {

let nodes = [];

let rootNode;

function generateCrystallineSphere() {

rootNode = new Node(new THREE.Vector3(0, 0, 0), 0, 0);

rootNode.size = 2.0;

nodes.push(rootNode);

const layers = 5;

const goldenRatio = (1 + Math.sqrt(5)) / 2;

for (let layer = 1; layer <= layers; layer++) {

const radius = layer * 4;

const numPoints = Math.floor(layer * 12 * densityFactor);

for (let i = 0; i < numPoints; i++) {

const phi = Math.acos(1 - 2 * (i + 0.5) / numPoints);

const theta = 2 * Math.PI * i / goldenRatio;

const pos = new THREE.Vector3(

radius * Math.sin(phi) * Math.cos(theta),

radius * Math.sin(phi) * Math.sin(theta),

radius * Math.cos(phi)

);

const isLeaf = layer === layers || Math.random() < 0.3;

const node = new Node(pos, layer, isLeaf ? 1 : 0);

node.distanceFromRoot = radius;

nodes.push(node);

if (layer > 1) {

const prevLayerNodes = nodes.filter(n => n.level === layer - 1 && n !== rootNode);

prevLayerNodes.sort((a, b) =>

pos.distanceTo(a.position) - pos.distanceTo(b.position)

);

for (let j = 0; j < Math.min(3, prevLayerNodes.length); j++) {

const dist = pos.distanceTo(prevLayerNodes[j].position);

const strength = 1.0 - (dist / (radius * 2));

node.addConnection(prevLayerNodes[j], Math.max(0.3, strength));

}

} else {

rootNode.addConnection(node, 0.9);

}

const layerNodes = nodes.filter(n => n.level === layer && n !== rootNode);

for (let i = 0; i < layerNodes.length; i++) {

const node = layerNodes[i];

const nearby = layerNodes.filter(n => n !== node)

.sort((a, b) =>

node.position.distanceTo(a.position) - node.position.distanceTo(b.position)

).slice(0, 5);

for (const nearNode of nearby) {

const dist = node.position.distanceTo(nearNode.position);

if (dist < radius * 0.8 && !node.isConnectedTo(nearNode)) {

node.addConnection(nearNode, 0.6);

}

const outerNodes = nodes.filter(n => n.level >= 3);

for (let i = 0; i < Math.min(20, outerNodes.length); i++) {

const n1 = outerNodes[Math.floor(Math.random() * outerNodes.length)];

const n2 = outerNodes[Math.floor(Math.random() * outerNodes.length)];

if (n1 !== n2 && !n1.isConnectedTo(n2) &&

Math.abs(n1.level - n2.level) > 1) {

n1.addConnection(n2, 0.4);

}

function generateHelixLattice() {

rootNode = new Node(new THREE.Vector3(0, 0, 0), 0, 0);

rootNode.size = 1.8;

nodes.push(rootNode);

const numHelices = 4;

const height = 30;

const maxRadius = 12;

const nodesPerHelix = Math.floor(50 * densityFactor);

const helixArrays = [];

for (let h = 0; h < numHelices; h++) {

const helixPhase = (h / numHelices) * Math.PI * 2;

const helixNodes = [];

for (let i = 0; i < nodesPerHelix; i++) {

const t = i / (nodesPerHelix - 1);

const y = (t - 0.5) * height;

const radiusScale = Math.sin(t * Math.PI) * 0.7 + 0.3;

const radius = maxRadius * radiusScale;

const angle = helixPhase + t * Math.PI * 6;

const pos = new THREE.Vector3(

radius * Math.cos(angle),

y,

radius * Math.sin(angle)

);

const level = Math.ceil(t * 5);

const isLeaf = i > nodesPerHelix - 5 || Math.random() < 0.25;

const node = new Node(pos, level, isLeaf ? 1 : 0);

node.distanceFromRoot = Math.sqrt(radius * radius + y * y);

node.helixIndex = h;

node.helixT = t;

nodes.push(node);

helixNodes.push(node);

}

helixArrays.push(helixNodes);

rootNode.addConnection(helixNodes[0], 1.0);

for (let i = 0; i < helixNodes.length - 1; i++) {

helixNodes[i].addConnection(helixNodes[i + 1], 0.85);

}

for (let h = 0; h < numHelices; h++) {

const currentHelix = helixArrays[h];

const nextHelix = helixArrays[(h + 1) % numHelices];

for (let i = 0; i < currentHelix.length; i += 5) {

const t = currentHelix[i].helixT;

const targetIdx = Math.round(t * (nextHelix.length - 1));

if (targetIdx < nextHelix.length) {

currentHelix[i].addConnection(nextHelix[targetIdx], 0.7);

}

for (const helix of helixArrays) {

for (let i = 0; i < helix.length; i += 8) {

const node = helix[i];

const innerNodes = nodes.filter(n =>

n !== node &&

n !== rootNode &&

n.distanceFromRoot < node.distanceFromRoot * 0.5

);

if (innerNodes.length > 0) {

const nearest = innerNodes.sort((a, b) =>

node.position.distanceTo(a.position) - node.position.distanceTo(b.position)

)[0];

node.addConnection(nearest, 0.5);

}

const allHelixNodes = nodes.filter(n => n !== rootNode);

for (let i = 0; i < Math.floor(30 * densityFactor); i++) {

const n1 = allHelixNodes[Math.floor(Math.random() * allHelixNodes.length)];

const nearby = allHelixNodes.filter(n => {

const dist = n.position.distanceTo(n1.position);

return n !== n1 && dist < 8 && dist > 3 && !n1.isConnectedTo(n);

});

if (nearby.length > 0) {

const n2 = nearby[Math.floor(Math.random() * nearby.length)];

n1.addConnection(n2, 0.45);

}

function generateFractalWeb() {

rootNode = new Node(new THREE.Vector3(0, 0, 0), 0, 0);

rootNode.size = 1.6;

nodes.push(rootNode);

const branches = 6;

const maxDepth = 4;

function createBranch(startNode, direction, depth, strength, scale) {

if (depth > maxDepth) return;

const branchLength = 5 * scale;

const endPos = new THREE.Vector3()

.copy(startNode.position)

.add(direction.clone().multiplyScalar(branchLength));

const isLeaf = depth === maxDepth || Math.random() < 0.3;

const newNode = new Node(endPos, depth, isLeaf ? 1 : 0);

newNode.distanceFromRoot = rootNode.position.distanceTo(endPos);

nodes.push(newNode);

startNode.addConnection(newNode, strength);

if (depth < maxDepth) {

const subBranches = 3;

for (let i = 0; i < subBranches; i++) {

const angle = (i / subBranches) * Math.PI * 2;

const perpDir1 = new THREE.Vector3(-direction.y, direction.x, 0).normalize();

const perpDir2 = direction.clone().cross(perpDir1).normalize();

const newDir = new THREE.Vector3()

.copy(direction)

.add(perpDir1.clone().multiplyScalar(Math.cos(angle) * 0.7))

.add(perpDir2.clone().multiplyScalar(Math.sin(angle) * 0.7))

.normalize();

createBranch(newNode, newDir, depth + 1, strength * 0.7, scale * 0.75);

}

for (let i = 0; i < branches; i++) {

const phi = Math.acos(1 - 2 * (i + 0.5) / branches);

const theta = Math.PI * (1 + Math.sqrt(5)) * i;

const direction = new THREE.Vector3(

Math.sin(phi) * Math.cos(theta),

Math.sin(phi) * Math.sin(theta),

Math.cos(phi)

).normalize();

createBranch(rootNode, direction, 1, 0.9, 1.0);

}

const leafNodes = nodes.filter(n => n.level >= 2);

for (let i = 0; i < leafNodes.length; i++) {

const node = leafNodes[i];

const nearby = leafNodes.filter(n => {

const dist = n.position.distanceTo(node.position);

return n !== node && dist < 10 && !node.isConnectedTo(n);

}).sort((a, b) =>

node.position.distanceTo(a.position) - node.position.distanceTo(b.position)

).slice(0, 3);

for (const nearNode of nearby) {

if (Math.random() < 0.5 * densityFactor) {

node.addConnection(nearNode, 0.5);

}

const midLevelNodes = nodes.filter(n => n.level >= 2 && n.level <= 3);

for (const node of midLevelNodes) {

if (Math.random() < 0.3) {

const innerNodes = nodes.filter(n =>

n !== node &&

n.distanceFromRoot < node.distanceFromRoot * 0.6

);

if (innerNodes.length > 0) {

const target = innerNodes[Math.floor(Math.random() * innerNodes.length)];

if (!node.isConnectedTo(target)) {

node.addConnection(target, 0.4);

}

switch (formationIndex % 3) {

case 0: generateCrystallineSphere(); break;

case 1: generateHelixLattice(); break;

case 2: generateFractalWeb(); break;

}

if (densityFactor < 1.0) {

const targetCount = Math.ceil(nodes.length * Math.max(0.3, densityFactor));

const toKeep = new Set([rootNode]);

const sortedNodes = nodes.filter(n => n !== rootNode)

.sort((a, b) => {

const scoreA = a.connections.length * (1 / (a.distanceFromRoot + 1));

const scoreB = b.connections.length * (1 / (b.distanceFromRoot + 1));

return scoreB - scoreA;

});

for (let i = 0; i < Math.min(targetCount - 1, sortedNodes.length); i++) {

toKeep.add(sortedNodes[i]);

}

nodes = nodes.filter(n => toKeep.has(n));

nodes.forEach(node => {

node.connections = node.connections.filter(conn => toKeep.has(conn.node));

});

console.log(`Density: ${nodes.length} nodes`);

}

return { nodes, rootNode };

}

let neuralNetwork = null;

let nodesMesh = null;

let connectionsMesh = null;

function createNetworkVisualization(formationIndex, densityFactor = 1.0) {

console.log(`Creating formation ${formationIndex}, density ${densityFactor}`);

if (nodesMesh) {

scene.remove(nodesMesh);

nodesMesh.geometry.dispose();

nodesMesh.material.dispose();

}

if (connectionsMesh) {

scene.remove(connectionsMesh);

connectionsMesh.geometry.dispose();

connectionsMesh.material.dispose();

}

neuralNetwork = generateNeuralNetwork(formationIndex, densityFactor);

if (!neuralNetwork || neuralNetwork.nodes.length === 0) {

console.error("Network generation failed");

return;

}

const nodesGeometry = new THREE.BufferGeometry();

const nodePositions = [];

const nodeTypes = [];

const nodeSizes = [];

const nodeColors = [];

const distancesFromRoot = [];

const palette = colorPalettes[config.activePaletteIndex];

neuralNetwork.nodes.forEach((node) => {

nodePositions.push(node.position.x, node.position.y, node.position.z);

nodeTypes.push(node.type);

nodeSizes.push(node.size);

distancesFromRoot.push(node.distanceFromRoot);

const colorIndex = Math.min(node.level, palette.length - 1);

const baseColor = palette[colorIndex % palette.length].clone();

baseColor.offsetHSL(

THREE.MathUtils.randFloatSpread(0.03),

THREE.MathUtils.randFloatSpread(0.08),

THREE.MathUtils.randFloatSpread(0.08)

);

nodeColors.push(baseColor.r, baseColor.g, baseColor.b);

});

nodesGeometry.setAttribute('position', new THREE.Float32BufferAttribute(nodePositions, 3));

nodesGeometry.setAttribute('nodeType', new THREE.Float32BufferAttribute(nodeTypes, 1));

nodesGeometry.setAttribute('nodeSize', new THREE.Float32BufferAttribute(nodeSizes, 1));

nodesGeometry.setAttribute('nodeColor', new THREE.Float32BufferAttribute(nodeColors, 3));

nodesGeometry.setAttribute('distanceFromRoot', new THREE.Float32BufferAttribute(distancesFromRoot, 1));

const nodesMaterial = new THREE.ShaderMaterial({

uniforms: THREE.UniformsUtils.clone(pulseUniforms),

vertexShader: nodeShader.vertexShader,

fragmentShader: nodeShader.fragmentShader,

transparent: true,

depthWrite: false,

blending: THREE.AdditiveBlending

});

nodesMesh = new THREE.Points(nodesGeometry, nodesMaterial);

scene.add(nodesMesh);

const connectionsGeometry = new THREE.BufferGeometry();

const connectionColors = [];

const connectionStrengths = [];

const connectionPositions = [];

const startPoints = [];

const endPoints = [];

const pathIndices = [];

const processedConnections = new Set();

let pathIndex = 0;

neuralNetwork.nodes.forEach((node, nodeIndex) => {

node.connections.forEach(connection => {

const connectedNode = connection.node;

const connectedIndex = neuralNetwork.nodes.indexOf(connectedNode);

if (connectedIndex === -1) return;

const key = [Math.min(nodeIndex, connectedIndex), Math.max(nodeIndex, connectedIndex)].join('-');

if (!processedConnections.has(key)) {

processedConnections.add(key);

const startPoint = node.position;

const endPoint = connectedNode.position;

const numSegments = 20;

for (let i = 0; i < numSegments; i++) {

const t = i / (numSegments - 1);

connectionPositions.push(t, 0, 0);

startPoints.push(startPoint.x, startPoint.y, startPoint.z);

endPoints.push(endPoint.x, endPoint.y, endPoint.z);

pathIndices.push(pathIndex);

connectionStrengths.push(connection.strength);

const avgLevel = Math.min(Math.floor((node.level + connectedNode.level) / 2), palette.length - 1);

const baseColor = palette[avgLevel % palette.length].clone();

baseColor.offsetHSL(

THREE.MathUtils.randFloatSpread(0.03),

THREE.MathUtils.randFloatSpread(0.08),

THREE.MathUtils.randFloatSpread(0.08)

);

connectionColors.push(baseColor.r, baseColor.g, baseColor.b);

}

pathIndex++;

}

});

connectionsGeometry.setAttribute('position', new THREE.Float32BufferAttribute(connectionPositions, 3));

connectionsGeometry.setAttribute('startPoint', new THREE.Float32BufferAttribute(startPoints, 3));

connectionsGeometry.setAttribute('endPoint', new THREE.Float32BufferAttribute(endPoints, 3));

connectionsGeometry.setAttribute('connectionStrength', new THREE.Float32BufferAttribute(connectionStrengths, 1));

connectionsGeometry.setAttribute('connectionColor', new THREE.Float32BufferAttribute(connectionColors, 3));

connectionsGeometry.setAttribute('pathIndex', new THREE.Float32BufferAttribute(pathIndices, 1));

const connectionsMaterial = new THREE.ShaderMaterial({

uniforms: THREE.UniformsUtils.clone(pulseUniforms),

vertexShader: connectionShader.vertexShader,

fragmentShader: connectionShader.fragmentShader,

transparent: true,

depthWrite: false,

blending: THREE.AdditiveBlending

});

connectionsMesh = new THREE.LineSegments(connectionsGeometry, connectionsMaterial);

scene.add(connectionsMesh);

palette.forEach((color, i) => {

if (i < 3) {

connectionsMaterial.uniforms.uPulseColors.value[i].copy(color);

nodesMaterial.uniforms.uPulseColors.value[i].copy(color);

}

});

}

function updateTheme(paletteIndex) {

config.activePaletteIndex = paletteIndex;

if (!nodesMesh || !connectionsMesh || !neuralNetwork) return;

const palette = colorPalettes[paletteIndex];

const nodeColorsAttr = nodesMesh.geometry.attributes.nodeColor;

for (let i = 0; i < nodeColorsAttr.count; i++) {

const node = neuralNetwork.nodes[i];

if (!node) continue;

const colorIndex = Math.min(node.level, palette.length - 1);

const baseColor = palette[colorIndex % palette.length].clone();

baseColor.offsetHSL(

THREE.MathUtils.randFloatSpread(0.03),

THREE.MathUtils.randFloatSpread(0.08),

THREE.MathUtils.randFloatSpread(0.08)

);

nodeColorsAttr.setXYZ(i, baseColor.r, baseColor.g, baseColor.b);

}

nodeColorsAttr.needsUpdate = true;

const connectionColors = [];

const processedConnections = new Set();

neuralNetwork.nodes.forEach((node, nodeIndex) => {

node.connections.forEach(connection => {

const connectedNode = connection.node;

const connectedIndex = neuralNetwork.nodes.indexOf(connectedNode);

if (connectedIndex === -1) return;

const key = [Math.min(nodeIndex, connectedIndex), Math.max(nodeIndex, connectedIndex)].join('-');

if (!processedConnections.has(key)) {

processedConnections.add(key);

const numSegments = 20;

for (let i = 0; i < numSegments; i++) {

const avgLevel = Math.min(Math.floor((node.level + connectedNode.level) / 2), palette.length - 1);

const baseColor = palette[avgLevel % palette.length].clone();

baseColor.offsetHSL(

THREE.MathUtils.randFloatSpread(0.03),

THREE.MathUtils.randFloatSpread(0.08),

THREE.MathUtils.randFloatSpread(0.08)

);

connectionColors.push(baseColor.r, baseColor.g, baseColor.b);

}

});

connectionsMesh.geometry.setAttribute('connectionColor', new THREE.Float32BufferAttribute(connectionColors, 3));

connectionsMesh.geometry.attributes.connectionColor.needsUpdate = true;

palette.forEach((color, i) => {

if (i < 3) {

nodesMesh.material.uniforms.uPulseColors.value[i].copy(color);

connectionsMesh.material.uniforms.uPulseColors.value[i].copy(color);

}

});

}

const raycaster = new THREE.Raycaster();

const pointer = new THREE.Vector2();

const interactionPlane = new THREE.Plane(new THREE.Vector3(0, 0, 1), 0);

const interactionPoint = new THREE.Vector3();

let lastPulseIndex = 0;

function triggerPulse(clientX, clientY) {

pointer.x = (clientX / window.innerWidth) * 2 - 1;

pointer.y = -(clientY / window.innerHeight) * 2 + 1;

raycaster.setFromCamera(pointer, camera);

interactionPlane.normal.copy(camera.position).normalize();

interactionPlane.constant = -interactionPlane.normal.dot(camera.position) + camera.position.length() * 0.5;

if (raycaster.ray.intersectPlane(interactionPlane, interactionPoint)) {

const time = clock.getElapsedTime();

if (nodesMesh && connectionsMesh) {

lastPulseIndex = (lastPulseIndex + 1) % 3;

nodesMesh.material.uniforms.uPulsePositions.value[lastPulseIndex].copy(interactionPoint);

nodesMesh.material.uniforms.uPulseTimes.value[lastPulseIndex] = time;

connectionsMesh.material.uniforms.uPulsePositions.value[lastPulseIndex].copy(interactionPoint);

connectionsMesh.material.uniforms.uPulseTimes.value[lastPulseIndex] = time;

const palette = colorPalettes[config.activePaletteIndex];

const randomColor = palette[Math.floor(Math.random() * palette.length)];

nodesMesh.material.uniforms.uPulseColors.value[lastPulseIndex].copy(randomColor);

connectionsMesh.material.uniforms.uPulseColors.value[lastPulseIndex].copy(randomColor);

}

renderer.domElement.addEventListener('click', (e) => {

if (e.target.closest('.glass-panel, #control-buttons')) return;

if (!config.paused) triggerPulse(e.clientX, e.clientY);

});

renderer.domElement.addEventListener('touchstart', (e) => {

if (e.target.closest('.glass-panel, #control-buttons')) return;

e.preventDefault();

if (e.touches.length > 0 && !config.paused) {

triggerPulse(e.touches[0].clientX, e.touches[0].clientY);

}

}, { passive: false });

const themeButtons = document.querySelectorAll('.theme-button');

themeButtons.forEach(btn => {

btn.addEventListener('click', (e) => {

e.stopPropagation();

const idx = parseInt(btn.dataset.theme, 10);

updateTheme(idx);

themeButtons.forEach(b => b.classList.remove('active'));

btn.classList.add('active');

});

const densitySlider = document.getElementById('density-slider');

const densityValue = document.getElementById('density-value');

let densityTimeout;

densitySlider.addEventListener('input', (e) => {

e.stopPropagation();

const val = parseInt(densitySlider.value, 10);

config.densityFactor = val / 100;

densityValue.textContent = `${val}%`;

clearTimeout(densityTimeout);

densityTimeout = setTimeout(() => {

createNetworkVisualization(config.currentFormation, config.densityFactor);

}, 400);

});

const changeFormationBtn = document.getElementById('change-formation-btn');

const pausePlayBtn = document.getElementById('pause-play-btn');

const resetCameraBtn = document.getElementById('reset-camera-btn');

changeFormationBtn.addEventListener('click', (e) => {

e.stopPropagation();

config.currentFormation = (config.currentFormation + 1) % config.numFormations;

createNetworkVisualization(config.currentFormation, config.densityFactor);

controls.autoRotate = false;

setTimeout(() => { controls.autoRotate = true; }, 2500);

});

pausePlayBtn.addEventListener('click', (e) => {

e.stopPropagation();

config.paused = !config.paused;

pausePlayBtn.querySelector('span').textContent = config.paused ? 'Play' : 'Freeze';

controls.autoRotate = !config.paused;

});

resetCameraBtn.addEventListener('click', (e) => {

e.stopPropagation();

controls.reset();

controls.autoRotate = false;

setTimeout(() => { controls.autoRotate = true; }, 2000);

});

const clock = new THREE.Clock();

function animate() {

requestAnimationFrame(animate);

const t = clock.getElapsedTime();

if (!config.paused) {

if (nodesMesh) {

nodesMesh.material.uniforms.uTime.value = t;

nodesMesh.rotation.y = Math.sin(t * 0.04) * 0.05;

}

if (connectionsMesh) {

connectionsMesh.material.uniforms.uTime.value = t;

connectionsMesh.rotation.y = Math.sin(t * 0.04) * 0.05;

}

starField.rotation.y += 0.0002;

starField.material.uniforms.uTime.value = t;

controls.update();

composer.render();

}

function init() {

createNetworkVisualization(config.currentFormation, config.densityFactor);

document.querySelectorAll('.theme-button').forEach(b => b.classList.remove('active'));

document.querySelector(`.theme-button[data-theme="${config.activePaletteIndex}"]`).classList.add('active');

animate();

}

function onWindowResize() {

camera.aspect = window.innerWidth / window.innerHeight;

camera.updateProjectionMatrix();

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

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

bloomPass.resolution.set(window.innerWidth, window.innerHeight);

}

window.addEventListener('resize', onWindowResize);

init();

</script>

</body>

</html>

3D Neural Network Visualization (Three.js)

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