178 lines
No EOL
5.5 KiB
HTML
178 lines
No EOL
5.5 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</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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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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#info {
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position: absolute;
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bottom: 10px;
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right: 10px;
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font-size: 10px;
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color: #555;
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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="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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// 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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tone: {
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anger: 0.0,
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sadness: 0.0,
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curiosity: 0.2,
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dryness: 0.8,
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playfulness: 0.0,
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tension: 0.0
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}
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};
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// Network graph parameters
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const nodeCount = Math.floor(50 + params.density * 150);
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const edgeCount = Math.floor(100 + params.connectedness * 200);
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const noiseScale = 0.005 + params.motion * 0.01;
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const nodeSize = 1 + params.complexity * 2;
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const linkWidth = 0.5 + params.connectedness * 1.5;
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const pulseIntensity = params.pulse;
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// Network state
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const nodes = [];
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const edges = [];
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const nodeColors = [];
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const nodeSpeeds = [];
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const nodePulses = [];
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// Initialize network
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for (let i = 0; i < nodeCount; i++) {
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nodes.push({
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x: Math.random() * canvas.width,
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y: Math.random() * canvas.height,
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vx: (Math.random() - 0.5) * 0.5,
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vy: (Math.random() - 0.5) * 0.5,
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size: nodeSize + Math.random() * nodeSize,
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baseSize: nodeSize + Math.random() * nodeSize
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});
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nodePulses.push(Math.random() * Math.PI * 2);
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nodeColors.push(`hsl(210, 30%, ${60 + Math.random() * 20}%)`);
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}
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// Create edges
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for (let i = 0; i < edgeCount; i++) {
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const a = Math.floor(Math.random() * nodeCount);
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const b = Math.floor(Math.random() * nodeCount);
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if (a !== b) {
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edges.push({ a, b, strength: 0.01 + Math.random() * 0.02 });
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}
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}
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// Noise function
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function noise(x, y, t) {
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let n = 0;
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const octaves = 3;
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for (let i = 0; i < octaves; i++) {
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const freq = Math.pow(2, i);
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n += Math.abs(Math.sin(x * freq + t) * Math.cos(y * freq + t)) / freq;
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}
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return n;
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}
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// Animation loop
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let time = 0;
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function animate() {
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time += 0.01;
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// Clear with semi-transparent to create trails
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ctx.fillStyle = 'rgba(4, 4, 6, 0.05)';
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ctx.fillRect(0, 0, canvas.width, canvas.height);
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ctx.lineCap = 'round';
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// Update nodes with noise-based movement
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nodes.forEach((node, i) => {
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// Base movement
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node.x += node.vx;
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node.y += node.vy;
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// Noise-based movement
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const nx = node.x * noiseScale;
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const ny = node.y * noiseScale;
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const n = noise(nx, ny, time) * 2 - 1;
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node.x += Math.sin(ny) * n * 0.2;
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node.y += Math.cos(nx) * n * 0.2;
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// Boundary bounce
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if (node.x < 0 || node.x > canvas.width) node.vx *= -1;
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if (node.y < 0 || node.y > canvas.height) node.vy *= -1;
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// Pulse effect
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const pulse = Math.sin(nodePulses[i] + time * pulseIntensity) * 0.5 + 1;
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node.size = node.baseSize * pulse;
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nodePulses[i] += 0.01;
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});
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// Draw edges
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edges.forEach(edge => {
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const a = nodes[edge.a];
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const b = nodes[edge.b];
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const dist = Math.sqrt((a.x - b.x) ** 2 + (a.y - b.y) ** 2);
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const maxDist = 200;
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const alpha = Math.min(1, 1 - dist / maxDist);
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if (alpha > 0) {
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ctx.strokeStyle = `rgba(100, 150, 200, ${alpha * 0.2 * params.tone.dryness})`;
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ctx.lineWidth = linkWidth * (0.5 + edge.strength * params.connectedness);
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ctx.beginPath();
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ctx.moveTo(a.x, a.y);
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ctx.lineTo(b.x, b.y);
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ctx.stroke();
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}
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});
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// Draw nodes
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nodes.forEach(node => {
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ctx.beginPath();
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ctx.arc(node.x, node.y, node.size, 0, Math.PI * 2);
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ctx.fillStyle = nodeColors[Math.floor(Math.random() * nodeColors.length)];
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ctx.fill();
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});
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requestAnimationFrame(animate);
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}
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animate();
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</script>
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</body>
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</html> |