birth: Fleeting Cellular Whispers

2026-04-05 09:47:15 +00:00 · 2026-04-05 09:47:15 +00:00 · a13f551a8a
commit a13f551a8a
parent 0e3e2cd507
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 <!DOCTYPE html>
 <html>
 <head>
    <meta charset="UTF-8">
    <title>Cellular Nebula</title>
    <style>
        body {
            margin: 0;
            overflow: hidden;
            background: #000;
            display: flex;
            justify-content: center;
            align-items: center;
            height: 100vh;
            font-family: monospace;
            color: #fff;
        }
        #canvas {
            display: block;
        }
        #attribution {
            position: fixed;
            bottom: 10px;
            left: 50%;
            transform: translateX(-50%);
            font-size: 10px;
            opacity: 0.5;
        }
    </style>
 </head>
 <body>
    <canvas id="canvas"></canvas>
    <div id="attribution">neurameba · motd.social</div>
    <script>
        const canvas = document.getElementById('canvas');
        const ctx = canvas.getContext('2d');
        function resizeCanvas() {
            canvas.width = window.innerWidth;
            canvas.height = window.innerHeight;
        }
        window.addEventListener('resize', resizeCanvas);
        resizeCanvas();
        const params = {
            motion: 0.5,
            density: 0.5,
            complexity: 0.5,
            connectedness: 0.5,
            lifespan: 0.5,
            pulse: { avg: 1.06, min: 0.9, max: 1.2 },
            tone: { anger: 0, sadness: 0, curiosity: 0.1, dryness: 0.9, playfulness: 0, tension: 0 }
        };
        const gridSize = Math.floor(params.density * 20) + 5;
        const cellSize = Math.min(canvas.width, canvas.height) / gridSize / 2;
        const cols = Math.ceil(canvas.width / cellSize);
        const rows = Math.ceil(canvas.height / cellSize);
        const states = Array.from({ length: rows }, () =>
            Array.from({ length: cols }, () => ({
                alive: Math.random() > 0.8,
                energy: Math.random(),
                nextState: false,
                age: 0
            }))
        );
        function update() {
            ctx.fillStyle = 'rgba(0, 0, 0, 0.05)';
            ctx.fillRect(0, 0, canvas.width, canvas.height);
            for (let y = 0; y < rows; y++) {
                for (let x = 0; x < cols; x++) {
                    const cell = states[y][x];
                    const neighbors = countNeighbors(x, y);
                    // Modified Conway's Game of Life rules with density-based variation
                    if (cell.alive) {
                        cell.age += 0.1 * params.motion;
                        cell.energy *= 0.99;
                        if (neighbors < 2 || neighbors > 3 || Math.random() > 0.7) {
                            cell.nextState = false;
                        } else {
                            cell.nextState = true;
                        }
                    } else {
                        if (neighbors === 3 && Math.random() > 0.5) {
                            cell.nextState = true;
                            cell.energy = Math.random();
                            cell.age = 0;
                        } else {
                            cell.nextState = false;
                        }
                    }
                    // Draw
                    if (cell.alive) {
                        const size = cellSize * (0.5 + cell.energy * 0.5) * (1 + cell.age * 0.01 * params.lifespan);
                        const hue = 200 + Math.sin(Date.now() * 0.001) * 30 * params.tone.curiosity;
                        ctx.fillStyle = `hsla(${hue}, 20%, ${70 + cell.age * 0.1}%, ${cell.energy * 0.8})`;
                        ctx.beginPath();
                        ctx.arc(
                            x * cellSize + cellSize/2,
                            y * cellSize + cellSize/2,
                            size,
                            0,
                            Math.PI * 2
                        );
                        ctx.fill();
                    }
                }
            }
            // Update states
            for (let y = 0; y < rows; y++) {
                for (let x = 0; x < cols; x++) {
                    states[y][x].alive = states[y][x].nextState;
                }
            }
        }
        function countNeighbors(x, y) {
            let count = 0;
            for (let dy = -1; dy <= 1; dy++) {
                for (let dx = -1; dx <= 1; dx++) {
                    if (dx === 0 && dy === 0) continue;
                    const nx = x + dx;
                    const ny = y + dy;
                    if (nx >= 0 && nx < cols && ny >= 0 && ny < rows) {
                        if (states[ny][nx].alive) count++;
                    }
                }
            }
            return count;
        }
        function animate() {
            update();
            requestAnimationFrame(animate);
        }
        animate();
    </script>
 </body>
 </html>