birth: Fractal Connections in Motion
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index.html
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209
index.html
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>neurameba · motd.social</title>
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<style>
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body {
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margin: 0;
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overflow: hidden;
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background: #0a0a0a;
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font-family: 'Courier New', monospace;
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display: flex;
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justify-content: center;
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align-items: flex-end;
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height: 100vh;
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}
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canvas {
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display: block;
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}
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#attribution {
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position: absolute;
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bottom: 10px;
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left: 50%;
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transform: translateX(-50%);
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color: #555555;
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font-size: 10px;
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user-select: none;
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pointer-events: none;
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}
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</style>
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</head>
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<body>
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<canvas id="canvas"></canvas>
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<div id="attribution">neurameba · motd.social</div>
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<script>
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const canvas = document.getElementById('canvas');
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const ctx = canvas.getContext('2d');
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function resizeCanvas() {
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canvas.width = window.innerWidth;
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canvas.height = window.innerHeight;
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}
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window.addEventListener('resize', resizeCanvas);
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resizeCanvas();
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// Parameters mapped from generative input
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const params = {
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motion: 0.5,
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density: 0.5,
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complexity: 0.5,
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connectedness: 0.5,
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lifespan: 0.5,
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pulse: { avg: 1.07, min: 1.0, max: 1.1 },
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tone: {
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anger: 0.0,
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sadness: 0.0,
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curiosity: 0.7,
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dryness: 0.8,
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playfulness: 0.3,
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tension: 0.0
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}
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};
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// Network graph simulation
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const nodes = [];
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const edges = [];
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const maxNodes = Math.floor(100 + params.density * 200);
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const nodeSizeFactor = 1 + params.complexity * 4;
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const edgeThickness = 0.5 + params.connectedness * 1.5;
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const pulseFactor = params.pulse.avg;
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class Node {
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constructor() {
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this.x = Math.random() * canvas.width;
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this.y = Math.random() * canvas.height;
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this.vx = (Math.random() - 0.5) * 0.5 * params.motion;
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this.vy = (Math.random() - 0.5) * 0.5 * params.motion;
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this.size = 1 + Math.random() * nodeSizeFactor;
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this.color = `hsl(180, 30%, ${20 + Math.random() * 30}%)`;
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this.lifespan = params.lifespan * 100 + Math.random() * 100;
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this.age = 0;
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this.energy = Math.random();
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}
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update() {
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this.x += this.vx * pulseFactor;
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this.y += this.vy * pulseFactor;
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// Boundary collision
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if (this.x < 0 || this.x > canvas.width) this.vx *= -1;
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if (this.y < 0 || this.y > canvas.height) this.vy *= -1;
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this.age++;
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this.size *= 0.999; // Slow decay
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}
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draw() {
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ctx.beginPath();
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ctx.arc(this.x, this.y, this.size, 0, Math.PI * 2);
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ctx.fillStyle = this.color;
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ctx.fill();
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// Highlight active nodes
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if (this.age < 20) {
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ctx.strokeStyle = 'rgba(255, 255, 255, 0.8)';
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ctx.lineWidth = 1;
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ctx.stroke();
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}
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}
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}
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class Edge {
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constructor(a, b) {
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this.a = a;
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this.b = b;
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this.length = Math.sqrt(
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Math.pow(b.x - a.x, 2) + Math.pow(b.y - a.y, 2)
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);
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this.color = `hsl(180, 20%, ${30 + Math.random() * 20}%)`;
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this.thickness = edgeThickness * (0.5 + Math.random() * 0.5);
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}
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update() {
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// Pulse effect
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const pulse = 1 + 0.1 * (Math.sin(Date.now() * 0.002) * 0.5 + 0.5);
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this.length = Math.sqrt(
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Math.pow(this.b.x - this.a.x, 2) + Math.pow(this.b.y - this.a.y, 2)
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) * pulse * 0.95 + this.length * 0.05;
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}
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draw() {
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ctx.beginPath();
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ctx.moveTo(this.a.x, this.a.y);
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ctx.lineTo(this.b.x, this.b.y);
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ctx.strokeStyle = this.color;
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ctx.lineWidth = this.thickness;
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ctx.stroke();
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}
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}
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// Initialize network
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function initNetwork() {
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nodes.length = 0;
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edges.length = 0;
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// Create nodes
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for (let i = 0; i < maxNodes; i++) {
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nodes.push(new Node());
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}
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// Create edges with probability based on connectedness
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const targetEdges = maxNodes * params.connectedness * 2;
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for (let i = 0; i < nodes.length && edges.length < targetEdges; i++) {
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const closest = [];
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for (let j = 0; j < nodes.length; j++) {
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if (i !== j) {
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const dx = nodes[j].x - nodes[i].x;
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const dy = nodes[j].y - nodes[i].y;
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const dist = Math.sqrt(dx * dx + dy * dy);
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closest.push({ node: nodes[j], dist });
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}
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}
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// Sort by distance and add edges to nearest nodes
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closest.sort((a, b) => a.dist - b.dist);
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const neighbors = Math.min(3 + Math.floor(params.complexity * 3), closest.length);
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for (let k = 0; k < neighbors && edges.length < targetEdges; k++) {
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const existing = edges.find(e =>
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(e.a === nodes[i] && e.b === closest[k].node) ||
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(e.a === closest[k].node && e.b === nodes[i])
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);
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if (!existing) {
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edges.push(new Edge(nodes[i], closest[k].node));
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}
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}
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}
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}
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// Animation loop
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function animate() {
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ctx.clearRect(0, 0, canvas.width, canvas.height);
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// Dim background
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ctx.fillStyle = 'rgba(0, 0, 0, 0.1)';
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ctx.fillRect(0, 0, canvas.width, canvas.height);
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// Update and draw edges
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edges.forEach(edge => {
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edge.update();
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edge.draw();
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});
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// Update and draw nodes
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nodes.forEach(node => {
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node.update();
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node.draw();
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});
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requestAnimationFrame(animate);
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}
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// Initialize and start
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initNetwork();
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animate();
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</script>
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</body>
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</html>
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