248 lines
No EOL
8.9 KiB
HTML
248 lines
No EOL
8.9 KiB
HTML
<!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>Voronoi Organism</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: #111;
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font-family: 'Courier New', monospace;
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}
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canvas {
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display: block;
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}
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#info {
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position: absolute;
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bottom: 10px;
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left: 10px;
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color: #888;
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font-size: 10px;
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text-shadow: 0 0 5px rgba(0,0,0,0.5);
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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="info">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 (derived from input)
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const params = {
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motion: 0.537,
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density: 0.533,
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complexity: 0.443,
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connectedness: 0.440,
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lifespan: 0.486,
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pulse: { avg: 0.58, min: 0.30, max: 1.45 },
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tone: { anger: 0.00, sadness: 0.00, curiosity: 0.60, dryness: 0.80, playfulness: 0.10, tension: 0.00 },
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topology: { nodes: 87, branches: 59, loops: 168, maxDepth: 19, thicknessRatio: 1.25, fractalDim: 1.616 },
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energy: 415.2
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};
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// Color palette based on tone
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const color = {
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r: Math.floor(100 + params.tone.curiosity * 155),
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g: Math.floor(150 + params.tone.curiosity * 105),
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b: Math.floor(200 + params.tone.curiosity * 55),
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a: params.tone.dryness > 0.7 ? 0.8 : 0.5
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};
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// Voronoi parameters
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const siteCount = Math.floor(87 * (0.5 + params.density * 0.5));
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const sites = [];
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const cells = [];
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const connections = [];
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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) * params.motion * 2,
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vy: (Math.random() - 0.5) * params.motion * 2,
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size: 1 + Math.random() * 3 * (1 - params.complexity),
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pulse: params.pulse.min + (params.pulse.max - params.pulse.min) * params.pulse.avg
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});
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}
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}
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initSites();
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// Calculate Voronoi cells (simplified)
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function calculateCells() {
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cells.length = 0;
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// Create a grid for faster neighbor checks
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const gridSize = 30;
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const grid = new Array(Math.ceil(canvas.width / gridSize) * Math.ceil(canvas.height / gridSize));
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// Assign sites to grid
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for (let s = 0; s < sites.length; s++) {
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const site = sites[s];
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const gx = Math.floor(site.x / gridSize);
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const gy = Math.floor(site.y / gridSize);
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const index = gx + gy * Math.ceil(canvas.width / gridSize);
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if (!grid[index]) grid[index] = [];
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grid[index].push(s);
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}
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// For each pixel, find nearest site
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for (let y = 0; y < canvas.height; y += 2) {
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for (let x = 0; x < canvas.width; x += 2) {
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let minDist = Infinity;
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let nearestSite = null;
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// Check neighboring grid cells
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const startGx = Math.max(0, Math.floor(x / gridSize) - 1);
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const endGx = Math.min(Math.ceil(canvas.width / gridSize) - 1, Math.floor(x / gridSize) + 1);
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const startGy = Math.max(0, Math.floor(y / gridSize) - 1);
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const endGy = Math.min(Math.ceil(canvas.height / gridSize) - 1, Math.floor(y / gridSize) + 1);
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for (let gy = startGy; gy <= endGy; gy++) {
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for (let gx = startGx; gx <= endGx; gx++) {
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const index = gx + gy * Math.ceil(canvas.width / gridSize);
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if (grid[index]) {
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for (const s of grid[index]) {
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const site = sites[s];
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const dx = x - site.x;
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const dy = y - site.y;
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const dist = dx * dx + dy * dy;
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if (dist < minDist) {
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minDist = dist;
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nearestSite = site;
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}
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}
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}
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}
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}
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if (nearestSite) {
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cells.push({
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x, y,
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color: {
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r: color.r,
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g: color.g,
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b: color.b,
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a: color.a * (1 - params.tone.dryness) * 0.7
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},
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site: nearestSite
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});
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}
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}
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}
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}
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// Create connections based on connectedness
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function createConnections() {
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connections.length = 0;
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if (params.connectedness < 0.3) return;
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// Sort sites by proximity to create natural connections
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const sortedSites = [...sites].sort((a, b) => {
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const dx = a.x - b.x;
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const dy = a.y - b.y;
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return dx * dx + dy * dy;
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});
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for (let i = 0; i < sortedSites.length; i++) {
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const a = sortedSites[i];
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for (let j = i + 1; j < Math.min(i + 5, sortedSites.length); j++) {
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if (Math.random() > params.connectedness) continue;
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const b = sortedSites[j];
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const dx = b.x - a.x;
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const dy = b.y - a.y;
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const dist = Math.sqrt(dx * dx + dy * dy);
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if (dist < 200 && dist > 50) {
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connections.push({
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from: a,
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to: b,
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strength: 0.5 + (params.connectedness * 0.5),
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width: 1 + params.thicknessRatio * 0.5
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});
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}
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}
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}
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}
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// Animate sites
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function animateSites() {
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sites.forEach(site => {
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// Move sites
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site.x += site.vx;
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site.y += site.vy;
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// Bounce off edges
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if (site.x < 0 || site.x > canvas.width) site.vx *= -1;
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if (site.y < 0 || site.y > canvas.height) site.vy *= -1;
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// Pulse size
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site.size = 1 + Math.sin(time * 0.003) * 0.5;
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});
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}
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function draw() {
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// Clear with semi-transparent background for motion trails
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ctx.fillStyle = `rgba(17, 17, 17, ${0.1 + params.tone.dryness * 0.2})`;
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ctx.fillRect(0, 0, canvas.width, canvas.height);
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// Draw connections
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connections.forEach(conn => {
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const gradient = ctx.createLinearGradient(conn.from.x, conn.from.y, conn.to.x, conn.to.y);
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gradient.addColorStop(0, `rgba(${color.r}, ${color.g}, ${color.b}, ${conn.strength * 0.5})`);
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gradient.addColorStop(1, `rgba(${color.r}, ${color.g}, ${color.b}, 0)`);
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ctx.strokeStyle = gradient;
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ctx.lineWidth = conn.width;
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ctx.beginPath();
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ctx.moveTo(conn.from.x, conn.from.y);
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ctx.lineTo(conn.to.x, conn.to.y);
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ctx.stroke();
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});
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// Draw cells
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ctx.fillStyle = `rgba(${color.r}, ${color.g}, ${color.b}, ${color.a})`;
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cells.forEach(cell => {
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ctx.fillRect(cell.x, cell.y, 2, 2);
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});
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// Draw sites
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sites.forEach(site => {
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ctx.beginPath();
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ctx.arc(site.x, site.y, site.size * 2, 0, Math.PI * 2);
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ctx.fillStyle = `rgba(${color.r}, ${color.g}, ${color.b}, ${color.a * 0.7})`;
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ctx.fill();
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});
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time += 1;
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}
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function animate() {
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animateSites();
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calculateCells();
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draw();
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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> |