birth: Monochrome Life Divisions

2026-08-22 18:21:19 +00:00 · 2026-08-22 18:21:19 +00:00 · ccb90e6af8
commit ccb90e6af8
parent f2133d3692
1 changed files with 144 additions and 0 deletions
--- a/index.html
+++ b/index.html
@ -0,0 +1,144 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Neurameba Cellular Dynamics</title>
+    <style>
+        body {
+            margin: 0;
+            overflow: hidden;
+            background-color: #0a0a0a;
+            font-family: 'Courier New', monospace;
+            color: #ccc;
+        }
+        #canvas {
+            display: block;
+        }
+        #attribution {
+            position: absolute;
+            bottom: 10px;
+            right: 10px;
+            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();
+
+        // Cellular automata parameters
+        const params = {
+            motion: 0.5,
+            density: 0.5,
+            complexity: 0.5,
+            connectedness: 0.5,
+            lifespan: 0.5,
+            pulse: { avg: 1.1, min: 1.0, max: 1.3 },
+            tone: { dryness: 0.7, playfulness: 0.1 },
+            width: canvas.width,
+            height: canvas.height
+        };
+
+        // State
+        const cells = [];
+        const states = [];
+        const palette = ['#ffffff', '#cccccc', '#999999'];
+        const cellSize = 8;
+        const cols = Math.floor(canvas.width / cellSize);
+        const rows = Math.floor(canvas.height / cellSize);
+
+        // Initialize cells
+        function init() {
+            for (let i = 0; i < cols * rows; i++) {
+                cells[i] = Math.random() > 0.5 ? 1 : 0;
+                states[i] = {
+                    lifespan: Math.random(),
+                    pulse: 1.0,
+                    energy: Math.random() * 0.5 + 0.5
+                };
+            }
+        }
+
+        // Update cell states
+        function update() {
+            for (let i = 0; i < cols; i++) {
+                for (let j = 0; j < rows; j++) {
+                    const idx = j * cols + i;
+                    const neighbors = countNeighbors(i, j);
+
+                    // Simple rules with some randomness based on parameters
+                    if (cells[idx] === 1) {
+                        if (neighbors < 2 || neighbors > 3) {
+                            cells[idx] = 0;
+                        }
+                    } else {
+                        if (neighbors === 3 && Math.random() > 0.7) {
+                            cells[idx] = 1;
+                        }
+                    }
+
+                    // Apply pulse variation
+                    states[idx].pulse = params.pulse.avg +
+                        (params.pulse.max - params.pulse.min) *
+                        (Math.sin(Date.now() * 0.001 * params.pulse.avg) * 0.5 + 0.5);
+                }
+            }
+        }
+
+        // Count live neighbors
+        function countNeighbors(x, y) {
+            let count = 0;
+            for (let i = -1; i <= 1; i++) {
+                for (let j = -1; j <= 1; j++) {
+                    if (i === 0 && j === 0) continue;
+                    const nx = x + i;
+                    const ny = y + j;
+                    if (nx >= 0 && nx < cols && ny >= 0 && ny < rows && cells[ny * cols + nx] === 1) {
+                        count++;
+                    }
+                }
+            }
+            return count;
+        }
+
+        // Draw cells
+        function draw() {
+            ctx.clearRect(0, 0, canvas.width, canvas.height);
+
+            for (let i = 0; i < cols; i++) {
+                for (let j = 0; j < rows; j++) {
+                    const idx = j * cols + i;
+                    if (cells[idx] === 1) {
+                        const energy = states[idx].energy * states[idx].pulse;
+                        ctx.fillStyle = palette[Math.floor(energy * (palette.length - 1))];
+                        ctx.fillRect(i * cellSize, j * cellSize, cellSize, cellSize);
+                    }
+                }
+            }
+        }
+
+        // Animation loop
+        function animate() {
+            update();
+            draw();
+            requestAnimationFrame(animate);
+        }
+
+        init();
+        animate();
+    </script>
+</body>
+</html>