149 lines
No EOL
4.6 KiB
HTML
149 lines
No EOL
4.6 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>Neurameba · motd.social</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-color: #0a0a0a;
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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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#attribution {
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position: absolute;
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bottom: 10px;
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right: 10px;
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color: #555;
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font-size: 10px;
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pointer-events: none;
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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 from prompt
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const motion = 0.5;
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const density = 0.5;
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const complexity = 0.5;
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const connectedness = 0.5;
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const lifespan = 0.5;
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const pulseAvg = 1.1;
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const dryness = 0.8;
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const playfulness = 0.1;
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// Derived values
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const cols = Math.floor(10 + density * 30);
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const rows = Math.floor(10 + density * 30);
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const cellSize = Math.min(canvas.width / cols, canvas.height / rows);
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const grid = Array(rows).fill().map(() => Array(cols).fill(0));
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const nextGrid = Array(rows).fill().map(() => Array(cols).fill(0));
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// Colors based on parameters
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const bgColor = '#0a0a0a';
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const cellColors = dryness > 0.5
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? ['#333', '#555', '#777']
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: ['#f0f0f0', '#d0d0d0', '#a0a0a0'];
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function initGrid() {
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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] = Math.random() < 0.1 ? 1 : 0;
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}
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}
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}
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function updateGrid() {
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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 neighbors = countNeighbors(x, y);
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const current = grid[y][x];
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// Cellular automata rules
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if (current === 1) {
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nextGrid[y][x] = neighbors >= 2 && neighbors <= 3 ? 1 : 0;
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} else {
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nextGrid[y][x] = neighbors === 3 ? 1 : 0;
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}
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}
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}
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// Swap grids
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[grid, nextGrid] = [nextGrid, grid];
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}
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function countNeighbors(x, y) {
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let count = 0;
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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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count += grid[ny][nx];
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}
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}
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return count;
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}
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function drawGrid() {
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ctx.fillStyle = bgColor;
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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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if (grid[y][x] === 1) {
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const color = cellColors[Math.floor(Math.random() * cellColors.length)];
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ctx.fillStyle = color;
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const px = x * cellSize;
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const py = y * cellSize;
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const size = cellSize * 0.8;
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// Add variation based on complexity
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const variation = complexity * 0.5 + 0.5;
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ctx.fillRect(px + cellSize * (0.1 * Math.random() * variation),
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py + cellSize * (0.1 * Math.random() * variation),
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size * variation,
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size * variation);
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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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// Add pulse variation
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const pulse = pulseAvg * (0.9 + 0.2 * Math.random());
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const updateInterval = Math.max(10, 100 / (motion * 4 + 1));
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if (Math.random() < 0.02 * pulse) {
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initGrid();
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}
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drawGrid();
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updateGrid();
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requestAnimationFrame(animate);
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}
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initGrid();
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animate();
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</script>
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</body>
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</html> |