207 lines
6.7 KiB
HTML
207 lines
6.7 KiB
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 Motion</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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color: #aaa;
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}
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#attribution {
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position: fixed;
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bottom: 10px;
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right: 10px;
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font-size: 10px;
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opacity: 0.5;
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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 based on input
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const params = {
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motion: 0.578,
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density: 0.467,
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complexity: 0.489,
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connectedness: 0.529,
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lifespan: 0.494,
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survivingNodes: 148,
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branchCount: 138,
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loops: 588,
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maxDepth: 27,
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thicknessRatio: 1.25,
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fractalDimension: 1.632,
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finalEnergy: 1661.0,
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pulseAvg: 0.70,
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pulseMin: 0.30,
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pulseMax: 2.00,
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tone: {
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anger: 0.00,
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sadness: 0.00,
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curiosity: 0.80,
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dryness: 0.90,
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playfulness: 0.10,
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tension: 0.00
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}
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};
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// Voronoi configuration
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const siteCount = Math.max(50, Math.floor(params.density * 500));
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const sites = [];
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const cells = [];
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let time = 0;
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// Initialize sites
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function initSites() {
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sites.length = 0;
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for (let i = 0; i < siteCount; i++) {
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sites.push({
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x: Math.random() * canvas.width,
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y: Math.random() * canvas.height,
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vx: (Math.random() - 0.5) * 2 * params.motion,
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vy: (Math.random() - 0.5) * 2 * params.motion,
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size: Math.max(0.5, Math.random() * 5 * params.thicknessRatio),
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color: getCellColor()
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});
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}
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}
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// Get cell color based on tone
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function getCellColor() {
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if (params.tone.dryness > 0.7) {
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// Monochrome based on energy
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const hue = Math.floor(200 + (params.tone.curiosity * 55));
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const saturation = Math.min(10, 10 + params.tone.curiosity * 20);
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const brightness = 30 + params.finalEnergy * 0.05;
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return `hsl(${hue}, ${saturation}%, ${brightness}%)`;
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}
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return `hsl(${Math.random() * 60 + 180}, 70%, 60%)`;
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}
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// Distance metric for Voronoi
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function distance(p1, p2) {
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return Math.sqrt((p1.x - p2.x) ** 2 + (p1.y - p2.y) ** 2);
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}
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// Compute Voronoi diagram
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function computeVoronoi() {
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cells.length = 0;
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for (let i = 0; i < sites.length; i++) {
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const site = sites[i];
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const cell = { site, edges: [] };
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// Find neighbors
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for (let j = 0; j < sites.length; j++) {
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if (i === j) continue;
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const other = sites[j];
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const midX = (site.x + other.x) / 2;
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const midY = (site.y + other.y) / 2;
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const dx = other.x - site.x;
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const dy = other.y - site.y;
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const length = Math.sqrt(dx * dx + dy * dy);
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// Perpendicular bisector
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const angle = Math.atan2(dy, dx);
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const perpAngle = angle + Math.PI / 2;
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// Edge segment
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const edgeLength = length * 1.5; // Extend edges
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cell.edges.push({
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x1: midX - Math.cos(perpAngle) * edgeLength,
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y1: midY - Math.sin(perpAngle) * edgeLength,
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x2: midX + Math.cos(perpAngle) * edgeLength,
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y2: midY + Math.sin(perpAngle) * edgeLength
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});
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}
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cells.push(cell);
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}
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}
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// Update sites
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function updateSites() {
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for (let i = 0; i < sites.length; i++) {
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const site = sites[i];
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// Move with pulsing effect
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const pulse = params.pulseAvg * (1 + Math.sin(time * 0.5) * 0.3);
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site.x += site.vx * pulse;
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site.y += site.vy * pulse;
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// Boundary check
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if (site.x < 0) site.x = canvas.width;
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if (site.x > canvas.width) site.x = 0;
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if (site.y < 0) site.y = canvas.height;
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if (site.y > canvas.height) site.y = 0;
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}
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}
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// Draw Voronoi cells
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function drawVoronoi() {
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ctx.clearRect(0, 0, canvas.width, canvas.height);
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// Draw cells with varying opacity based on energy
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for (let i = 0; i < cells.length; i++) {
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const cell = cells[i];
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ctx.strokeStyle = cell.site.color;
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ctx.lineWidth = cell.site.size * 0.5;
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// Draw cell edges
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for (let j = 0; j < cell.edges.length; j++) {
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const edge = cell.edges[j];
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const opacity = 0.2 + 0.8 * (params.tone.curiosity);
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ctx.globalAlpha = opacity;
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ctx.beginPath();
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ctx.moveTo(edge.x1, edge.y1);
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ctx.lineTo(edge.x2, edge.y2);
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ctx.stroke();
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}
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}
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// Draw sites
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for (let i = 0; i < sites.length; i++) {
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const site = sites[i];
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ctx.globalAlpha = 0.8;
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ctx.fillStyle = site.color;
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ctx.beginPath();
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ctx.arc(site.x, site.y, site.size * 1.5, 0, Math.PI * 2);
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ctx.fill();
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}
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ctx.globalAlpha = 1.0;
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}
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// Animation loop
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function animate() {
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time += 0.01;
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updateSites();
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computeVoronoi();
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drawVoronoi();
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requestAnimationFrame(animate);
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}
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// Initialize and start
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initSites();
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animate();
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</script>
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</body>
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</html>
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