172 lines
No EOL
5.1 KiB
HTML
172 lines
No EOL
5.1 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 Live Canvas</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: #555;
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font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
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}
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canvas {
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display: block;
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}
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#info {
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position: absolute;
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bottom: 20px;
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right: 20px;
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font-size: 10px;
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color: #333;
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text-align: right;
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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="info">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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// Animation parameters
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const params = {
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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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pulse: 1.08
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};
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// Network graph implementation
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class NetworkNode {
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constructor(x, y) {
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this.x = x;
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this.y = y;
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this.vx = 0;
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this.vy = 0;
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this.size = 2 + Math.random() * 3;
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this.lifespan = 50 + Math.random() * 100;
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this.energy = Math.random();
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this.connections = [];
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this.maxConnections = Math.floor(2 + params.connectedness * 4);
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this.age = 0;
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this.targetX = x;
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this.targetY = y;
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}
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update() {
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this.age++;
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// Move toward target with some noise
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const dx = this.targetX - this.x;
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const dy = this.targetY - this.y;
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this.vx += dx * 0.01 * params.motion;
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this.vy += dy * 0.01 * params.motion;
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// Add some randomness to motion
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this.vx += (Math.random() - 0.5) * 0.2;
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this.vy += (Math.random() - 0.5) * 0.2;
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// Friction
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this.vx *= 0.95;
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this.vy *= 0.95;
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this.x += this.vx;
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this.y += this.vy;
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// Update connections
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this.connections = this.connections.filter(conn => {
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if (conn.target.age > conn.target.lifespan * 0.8) {
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return false;
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}
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return true;
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});
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// Add new connections
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if (this.connections.length < this.maxConnections && Math.random() < 0.02) {
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const otherNode = nodes[Math.floor(Math.random() * nodes.length)];
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if (otherNode !== this && !this.connections.some(c => c.target === otherNode)) {
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this.connections.push({ target: otherNode, strength: 0.5 + Math.random() * 0.5 });
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otherNode.connections.push({ target: this, strength: 0.5 + Math.random() * 0.5 });
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}
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}
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}
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draw() {
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ctx.beginPath();
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ctx.arc(this.x, this.y, this.size, 0, Math.PI * 2);
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ctx.fillStyle = `rgba(200, 200, 200, ${this.energy})`;
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ctx.fill();
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}
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}
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let nodes = [];
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function initNodes() {
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nodes = [];
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const count = 50 + Math.floor(params.density * 100);
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for (let i = 0; i < count; i++) {
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nodes.push(new NetworkNode(
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Math.random() * canvas.width,
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Math.random() * canvas.height
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));
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}
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}
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function drawConnections() {
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ctx.strokeStyle = 'rgba(150, 150, 150, 0.1)';
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ctx.lineWidth = 0.5;
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nodes.forEach(node => {
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node.connections.forEach(conn => {
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ctx.beginPath();
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ctx.moveTo(node.x, node.y);
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ctx.lineTo(conn.target.x, conn.target.y);
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ctx.stroke();
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});
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});
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}
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function updateNodes() {
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nodes.forEach(node => node.update());
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}
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function drawNodes() {
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nodes.forEach(node => node.draw());
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}
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function animate() {
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ctx.fillStyle = 'rgba(10, 10, 10, 0.05)';
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ctx.fillRect(0, 0, canvas.width, canvas.height);
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updateNodes();
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drawConnections();
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drawNodes();
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requestAnimationFrame(animate);
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}
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initNodes();
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animate();
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// Handle pulse changes (simulated)
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setInterval(() => {
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params.pulse = 1.05 + Math.random() * 0.05;
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}, 5000);
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</script>
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</body>
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</html> |