178 lines
No EOL
6.1 KiB
HTML
178 lines
No EOL
6.1 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 Network</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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height: 100vh;
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display: flex;
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justify-content: center;
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align-items: center;
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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: fixed;
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bottom: 10px;
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right: 10px;
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color: #333;
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font-family: monospace;
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font-size: 10px;
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opacity: 0.5;
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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
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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: { avg: 1.1, min: 1.0, max: 1.2 },
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tone: { anger: 0, sadness: 0, curiosity: 0.1, dryness: 0.9, playfulness: 0, tension: 0 }
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};
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// Node and connection system
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const nodes = [];
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const connections = [];
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const maxNodes = 100;
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const nodeSize = 2 + params.density * 3;
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const connectionThickness = 0.5 + params.connectedness * 1.5;
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const baseColor = `hsl(0, 0%, ${80 - params.tone.dryness * 40}%)`;
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const activeColor = `hsl(${200 + params.tone.curiosity * 60}, ${30 + params.tone.curiosity * 40}%, ${70}%)`;
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class Node {
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constructor() {
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this.x = Math.random() * canvas.width;
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this.y = Math.random() * canvas.height;
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this.vx = (Math.random() - 0.5) * params.motion * 2;
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this.vy = (Math.random() - 0.5) * params.motion * 2;
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this.size = nodeSize;
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this.lifetime = 0;
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this.maxLifetime = 100 + Math.random() * 200;
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this.connections = [];
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this.pulse = params.pulse.avg + (Math.random() * 2 - 1) * (params.pulse.max - params.pulse.min) / 2;
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}
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update() {
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this.x += this.vx;
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this.y += this.vy;
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// Boundary check
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if (this.x < 0) { this.x = canvas.width; }
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if (this.x > canvas.width) { this.x = 0; }
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if (this.y < 0) { this.y = canvas.height; }
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if (this.y > canvas.height) { this.y = 0; }
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this.lifetime++;
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if (this.lifetime > this.maxLifetime) {
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this.lifetime = 0;
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this.maxLifetime = 100 + Math.random() * 200;
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this.x = Math.random() * canvas.width;
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this.y = Math.random() * canvas.height;
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}
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}
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draw() {
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const age = this.lifetime / this.maxLifetime;
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const pulseScale = 1 + Math.sin(Date.now() * 0.001 * this.pulse) * 0.1;
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const size = this.size * pulseScale;
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const alpha = Math.min(1, age * 2);
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ctx.beginPath();
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ctx.arc(this.x, this.y, size, 0, Math.PI * 2);
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ctx.fillStyle = age > 0.5 ? activeColor : baseColor;
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ctx.globalAlpha = alpha;
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ctx.fill();
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ctx.globalAlpha = 1;
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}
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}
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function createNodes() {
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nodes.length = 0;
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connections.length = 0;
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const count = Math.floor(maxNodes * params.density);
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for (let i = 0; i < count; i++) {
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nodes.push(new Node());
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}
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}
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function connectNodes() {
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connections.length = 0;
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const maxConnections = Math.floor(params.connectedness * 5);
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for (let i = 0; i < nodes.length; i++) {
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const node = nodes[i];
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const possibleConnections = nodes.filter(n => n !== node);
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for (let j = 0; j < Math.min(maxConnections, possibleConnections.length); j++) {
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const other = possibleConnections[Math.floor(Math.random() * possibleConnections.length)];
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if (!node.connections.includes(other) && !other.connections.includes(node) &&
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Math.random() < 0.3 + params.connectedness * 0.5) {
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node.connections.push(other);
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other.connections.push(node);
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connections.push({ from: node, to: other });
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}
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}
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}
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}
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function update() {
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ctx.clearRect(0, 0, canvas.width, canvas.height);
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nodes.forEach(node => node.update());
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connections.forEach(conn => {
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const dx = conn.to.x - conn.from.x;
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const dy = conn.to.y - conn.from.y;
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const dist = Math.sqrt(dx * dx + dy * dy);
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const maxDist = 150 - params.complexity * 100;
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if (dist < maxDist) {
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const alpha = Math.min(0.5, maxDist / dist * 0.1);
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ctx.beginPath();
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ctx.moveTo(conn.from.x, conn.from.y);
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ctx.lineTo(conn.to.x, conn.to.y);
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ctx.strokeStyle = baseColor;
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ctx.lineWidth = connectionThickness * (1 - dist / maxDist);
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ctx.globalAlpha = alpha;
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ctx.stroke();
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ctx.globalAlpha = 1;
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}
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});
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nodes.forEach(node => node.draw());
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}
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function animate() {
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update();
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requestAnimationFrame(animate);
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}
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createNodes();
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connectNodes();
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animate();
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</script>
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</body>
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</html> |