birth: Circuit Bloom in Static
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174
index.html
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174
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 Cellular Oasis</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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color: #f0f0f0;
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font-family: 'Courier New', monospace;
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}
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#attribution {
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position: absolute;
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bottom: 20px;
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left: 20px;
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font-size: 10px;
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opacity: 0.5;
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z-index: 100;
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}
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canvas {
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display: block;
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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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// Configuration based on parameters
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const config = {
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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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tone: { dryness: 0.9, curiosity: 0.1 },
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pulse: { avg: 1.11, min: 0.95, max: 1.30 }
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};
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const gridSize = Math.floor(40 + config.density * 40);
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const cellSize = Math.min(15, Math.max(5, 20 - config.complexity * 10));
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const rows = Math.ceil(canvas.height / cellSize);
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const cols = Math.ceil(canvas.width / cellSize);
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// Initialize grid
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let grid = Array(rows).fill().map(() =>
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Array(cols).fill().map(() => ({
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state: Math.random() > 0.7 ? 1 : 0,
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nextState: 0,
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age: 0,
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energy: Math.random() * 0.5 + 0.3,
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color: `hsl(0, 0%, ${50 + Math.random() * 20}%)`
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}))
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);
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// Ruleset variations based on connectedness
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const rules = [
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// Rule 1: Low connectedness (less predictable)
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(cell, neighbors) => {
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const alive = cell.state === 1;
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const sum = neighbors.reduce((s, n) => s + n.state, 0);
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if (alive) {
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return sum >= 2 && sum <= 4 ? 1 : 0;
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} else {
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return sum === 3 ? 1 : 0;
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}
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},
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// Rule 2: High connectedness (more networked)
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(cell, neighbors) => {
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const alive = cell.state === 1;
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const sum = neighbors.reduce((s, n) => s + n.state, 0);
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if (alive) {
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return sum >= 3 && sum <= 5 ? 1 : 0;
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} else {
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return sum === 4 ? 1 : 0;
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}
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}
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];
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function updateGrid() {
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const rule = rules[Math.floor(config.connectedness)];
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for (let y = 0; y < rows; y++) {
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for (let x = 0; x < cols; x++) {
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const cell = grid[y][x];
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const neighbors = [];
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// Get 8 neighbors with toroidal wrapping
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for (let dy = -1; dy <= 1; dy++) {
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for (let dx = -1; dx <= 1; dx++) {
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if (dx === 0 && dy === 0) continue;
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const nx = (x + dx + cols) % cols;
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const ny = (y + dy + rows) % rows;
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neighbors.push(grid[ny][nx]);
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}
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}
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// Apply rule
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cell.nextState = rule(cell, neighbors);
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// Update energy and color based on complexity
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cell.energy = Math.min(1, cell.energy + (Math.random() - 0.5) * 0.1 * config.complexity);
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const hue = 180 + (cell.energy * 60);
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cell.color = `hsl(${hue}, 30%, ${50 + cell.energy * 20}%)`;
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}
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}
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// Apply next state
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for (let y = 0; y < rows; y++) {
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for (let x = 0; x < cols; x++) {
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grid[y][x].state = grid[y][x].nextState;
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grid[y][x].age += config.lifespan * 0.1;
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}
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}
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}
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function drawGrid() {
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ctx.fillStyle = 'rgba(0, 0, 0, 0.05)';
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ctx.fillRect(0, 0, canvas.width, canvas.height);
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for (let y = 0; y < rows; y++) {
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for (let x = 0; x < cols; x++) {
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const cell = grid[y][x];
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if (cell.state === 1) {
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const size = cellSize * 0.8;
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const px = x * cellSize + (cellSize - size) / 2;
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const py = y * cellSize + (cellSize - size) / 2;
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// Draw cell with pulse animation
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const pulse = 1 + (Math.sin(Date.now() * 0.001 * config.pulse.avg) * 0.1);
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ctx.fillStyle = cell.color;
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if (config.tone.dryness > 0.8) {
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ctx.fillStyle = 'hsl(0, 0%, 90%)';
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}
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if (config.motion < 0.3) {
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// Static blocks
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ctx.fillRect(px, py, size * pulse, size);
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} else {
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// Flowing cells
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ctx.beginPath();
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ctx.arc(px + size/2, py + size/2, size/2 * pulse, 0, Math.PI * 2);
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ctx.fill();
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}
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}
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}
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}
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}
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function animate() {
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updateGrid();
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drawGrid();
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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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