birth: Fractured Hive Pulse
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index.html
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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 Fractal Pulse</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-color: #0a0a0a;
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color: #ddd;
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font-family: 'Courier New', monospace;
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display: flex;
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flex-direction: column;
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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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flex: 1;
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}
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.attribution {
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text-align: right;
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padding: 8px 16px;
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font-size: 10px;
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opacity: 0.6;
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background: rgba(0,0,0,0.3);
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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 class="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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// Set canvas to full window size
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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 derived from input
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const params = {
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motion: 0.473,
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density: 0.477,
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complexity: 0.494,
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connectedness: 0.494,
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lifespan: 0.489,
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pulse: { avg: 0.40, min: 0.30, max: 1.95 },
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tone: { anger: 0.00, sadness: 0.00, curiosity: 0.10, dryness: 0.90, playfulness: 0.00, tension: 0.00 },
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metrics: {
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survivingNodes: 146,
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branchCount: 131,
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loops: 1228,
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maxDepth: 27,
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thicknessRatio: 1.50,
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fractalDimension: 1.331,
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finalEnergy: 909.5
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}
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};
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// Derived values
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const pointCount = Math.floor(100 + params.metrics.survivingNodes * 2 * params.density);
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const voronoiMultiplier = 0.8 + params.complexity * 0.4;
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const edgeLife = 200 + params.metrics.maxDepth * 5;
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const lineThickness = 1.2 + params.metrics.thicknessRatio * 0.8;
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const pulseRange = params.pulse.max - params.pulse.min;
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// Generate random points with some clustering
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const points = [];
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const centerX = canvas.width / 2;
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const centerY = canvas.height / 2;
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const maxRadius = Math.min(canvas.width, canvas.height) * 0.45;
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for (let i = 0; i < pointCount; i++) {
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const angle = Math.random() * Math.PI * 2;
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const radius = Math.random() * maxRadius;
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const x = centerX + Math.cos(angle) * radius * (0.7 + Math.random() * 0.6);
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const y = centerY + Math.sin(angle) * radius * (0.7 + Math.random() * 0.6);
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// Add slight movement based on motion parameter
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const vx = (Math.random() - 0.5) * params.motion * 2;
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const vy = (Math.random() - 0.5) * params.motion * 2;
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points.push({
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x, y,
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vx, vy,
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baseX: x, baseY: y,
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energy: 0.5 + Math.random() * 0.5,
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lifespan: 50 + Math.random() * 100
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});
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}
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// Create voronoi diagram using relative points
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function createVoronoi(p) {
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return points.map(pt => ({
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x: pt.x + p * pt.vx * 2,
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y: pt.y + p * pt.vy * 2
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}));
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}
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// Generate edges between nearby points (based on complexity/connectedness)
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function generateEdges(voronoiPoints, t) {
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const edges = [];
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const maxDist = 80 * (0.5 + params.connectedness * 0.8);
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const influence = params.motion * 2;
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for (let i = 0; i < voronoiPoints.length; i++) {
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for (let j = i + 1; j < voronoiPoints.length; j++) {
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const dx = voronoiPoints[j].x - voronoiPoints[i].x;
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const dy = voronoiPoints[j].y - voronoiPoints[i].y;
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const dist = Math.sqrt(dx * dx + dy * dy);
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if (dist < maxDist) {
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const strength = 1 - dist / maxDist;
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const age = (t + (i + j) * 0.1) % edgeLife;
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const opacity = Math.min(1, strength * (1 - age / edgeLife));
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edges.push({
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i, j,
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length: dist,
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strength,
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age,
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maxAge: edgeLife,
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pulse: Math.sin(t * 0.002 + (i + j) * 0.1) * 0.5 + 0.5
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});
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}
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}
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}
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return edges;
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}
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// Animation state
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let t = 0;
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const trails = [];
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function animate() {
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// Clear with slight trail
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ctx.fillStyle = 'rgba(10, 10, 10, 0.05)';
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ctx.fillRect(0, 0, canvas.width, canvas.height);
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// Calculate pulse effect
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const pulse = params.pulse.avg + Math.sin(t * 0.003) * pulseRange * 0.3;
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// Create voronoi points with motion
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const voronoiPoints = createVoronoi(pulse * 0.15);
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// Generate edges
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const edges = generateEdges(voronoiPoints, t);
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// Draw edges with pulse-based thickness
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edges.forEach(edge => {
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const pulseFactor = edge.pulse < 0.5 ? edge.pulse * 2 : 1 - (edge.pulse - 0.5) * 2;
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const thickness = lineThickness * (0.8 + pulseFactor * 0.4);
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const opacity = 0.6 + params.metrics.finalEnergy / 2000;
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const alpha = opacity * (1 - edge.age / edge.maxAge) * (0.3 + params.density * 0.7);
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ctx.lineWidth = thickness;
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ctx.globalAlpha = alpha;
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ctx.beginPath();
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ctx.moveTo(voronoiPoints[edge.i].x, voronoiPoints[edge.i].y);
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ctx.lineTo(voronoiPoints[edge.j].x, voronoiPoints[edge.j].y);
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ctx.strokeStyle = `hsl(0, 0%, ${60 + Math.sin(t * 0.001 + edge.i) * 10}%)`;
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ctx.stroke();
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});
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// Draw points with some pulsing
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points.forEach((pt, i) => {
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const size = 1.5 + Math.sin(t * 0.002 + i) * 0.5;
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ctx.globalAlpha = pt.energy * (0.7 + pulse * 0.3);
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ctx.beginPath();
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ctx.arc(voronoiPoints[i].x, voronoiPoints[i].y, size, 0, Math.PI * 2);
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ctx.fillStyle = `hsl(0, 0%, ${30 + Math.sin(t * 0.001 + i * 0.3) * 10}%)`;
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ctx.fill();
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});
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t += 1;
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// Add to trails occasionally
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if (t % 15 === 0 && trails.length < 200) {
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trails.push({
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points: [...voronoiPoints],
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alpha: 0.1,
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age: 0
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});
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}
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// Draw trails
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trails.forEach((trail, idx) => {
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trail.age++;
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trail.alpha = 0.1 * (1 - trail.age / 50);
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if (trail.alpha > 0) {
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trail.points.forEach((pt, i) => {
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ctx.globalAlpha = trail.alpha * (0.5 + Math.sin(t * 0.002 + i) * 0.3);
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ctx.beginPath();
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ctx.arc(pt.x, pt.y, 1, 0, Math.PI * 2);
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ctx.fillStyle = `hsl(0, 0%, ${50 + Math.sin(t * 0.001 + i * 0.3) * 5}%)`;
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ctx.fill();
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});
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} else {
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trails.splice(idx, 1);
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}
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});
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// Reset opacity
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ctx.globalAlpha = 1;
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requestAnimationFrame(animate);
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}
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animate();
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</script>
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</body>
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</html>
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