125 lines
No EOL
3.9 KiB
HTML
125 lines
No EOL
3.9 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>Generative Flow</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: #fff;
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font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
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height: 100vh;
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display: flex;
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flex-direction: column;
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}
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canvas {
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flex: 1;
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}
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.attribution {
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position: fixed;
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bottom: 10px;
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right: 10px;
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font-size: 10px;
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color: rgba(255, 255, 255, 0.3);
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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 class="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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// Set canvas to full window size
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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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// Strange attractor parameters
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let points = [];
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const numPoints = 150;
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const attractorA = 1.4;
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const attractorB = 0.3;
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const attractorC = -1.3;
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const attractorD = -1.4;
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// Color scheme based on parameters
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const hue = 170; // teal for curiosity
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const saturation = 50 + Math.floor(70 * (1 - 0.8)); // dryness reduces saturation
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const lightness = 70;
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const color = `hsl(${hue}, ${saturation}%, ${lightness}%)`;
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// Initialize points
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for (let i = 0; i < numPoints; i++) {
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points.push({
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x: Math.random() * canvas.width,
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y: Math.random() * canvas.height,
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px: Math.random() * canvas.width,
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py: Math.random() * canvas.height
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});
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}
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// Animation parameters
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let time = 0;
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const motion = 0.5;
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const step = 0.005 * motion * 2;
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function draw() {
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// Fade effect for previous frames
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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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// Update and draw points
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ctx.strokeStyle = color;
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ctx.lineWidth = 0.7 + Math.random() * 0.3;
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for (let i = 0; i < points.length; i++) {
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const p = points[i];
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const x = p.px;
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const y = p.py;
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// Strange attractor formula
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const xNew = Math.sin(attractorA * y) - Math.cos(attractorB * x);
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const yNew = Math.sin(attractorC * x) - Math.cos(attractorD * y);
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p.px = xNew * 100 + canvas.width/2;
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p.py = yNew * 100 + canvas.height/2;
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// Connect to close points occasionally
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if (Math.random() < 0.1 * 0.5) { // connectedness factor
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const closest = points.reduce((acc, point) => {
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const dist = Math.hypot(point.px - p.px, point.py - p.py);
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return dist < 50 && dist > 0 ? point : acc;
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}, null);
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if (closest) {
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ctx.beginPath();
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ctx.moveTo(p.px, p.py);
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ctx.lineTo(closest.px, closest.py);
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ctx.stroke();
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}
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}
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// Draw point
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ctx.beginPath();
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ctx.arc(p.px, p.py, 1, 0, Math.PI * 2);
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ctx.fill();
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}
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time += step;
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requestAnimationFrame(draw);
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}
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draw();
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</script>
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</body>
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</html> |