225 lines
No EOL
7.5 KiB
HTML
225 lines
No EOL
7.5 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.social</title>
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<style>
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* {
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margin: 0;
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padding: 0;
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box-sizing: border-box;
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}
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body {
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background: #0a0a0a;
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overflow: hidden;
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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: 20px;
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right: 20px;
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color: #444;
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font-size: 11px;
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z-index: 100;
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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 derived from abstract specs
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const params = {
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motion: 0.509,
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density: 0.508,
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complexity: 0.498,
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connectedness: 0.501,
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lifespan: 0.565,
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survivingNodes: 64,
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branchCount: 50,
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loops: 140,
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maxDepth: 13,
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thicknessRatio: 1.25,
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fractalDim: 1.792,
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pulse: { avg: 0.59, min: 0.30, max: 1.85 },
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tone: {
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anger: 0.00,
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sadness: 0.00,
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curiosity: 0.70,
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dryness: 0.90,
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playfulness: 0.10,
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tension: 0.00
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}
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};
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// Node structure
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class Node {
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constructor(x, y, id) {
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this.x = x;
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this.y = y;
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this.id = id;
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this.radius = 2 + Math.random() * 3 * params.density;
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this.energy = 1;
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this.links = new Map();
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this.age = 0;
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this.maxAge = 100 + Math.random() * 200 * params.lifespan;
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this.pulse = 0;
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}
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addLink(target, strength = 1) {
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this.links.set(target, strength);
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}
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update() {
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this.age++;
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this.pulse = params.pulse.min + (params.pulse.max - params.pulse.min) *
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(Math.sin(Date.now() * 0.001 * params.motion) * 0.5 + 0.5);
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// Age-based decay
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this.energy = 1 - (this.age / this.maxAge);
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if (this.energy <= 0) return false;
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return true;
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}
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draw() {
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const size = this.radius * (0.5 + 0.5 * this.pulse) * this.energy;
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const alpha = this.energy * 0.7;
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const saturation = 70 + (1 - params.tone.dryness) * 30;
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// Dryness affects color range
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const hue = 180 + params.tone.curiosity * 90;
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ctx.fillStyle = `hsla(${hue}, ${saturation}%, 60%, ${alpha})`;
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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.fill();
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}
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}
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// Network system
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class NetworkGraph {
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constructor() {
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this.nodes = new Map();
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this.edges = [];
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this.time = 0;
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this.energy = 0;
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}
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createNodes() {
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// Create base nodes with higher density
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for (let i = 0; i < params.survivingNodes; i++) {
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const x = Math.random() * canvas.width;
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const y = Math.random() * canvas.height;
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this.nodes.set(i, new Node(x, y, i));
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}
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}
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createConnections() {
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// Create more connections based on connectedness
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const nodes = Array.from(this.nodes.values());
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const targetLinks = Math.max(1, Math.floor(params.connectedness * params.survivingNodes * 3));
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for (let i = 0; i < targetLinks; i++) {
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const from = nodes[Math.floor(Math.random() * nodes.length)];
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const to = nodes[Math.floor(Math.random() * nodes.length)];
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if (from === to) continue;
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const strength = 0.3 + Math.random() * 0.7 * params.connectedness;
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from.addLink(to, strength);
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this.edges.push({ from, to, strength });
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// Create loops when connectedness is high
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if (params.loops > 100 && Math.random() < 0.3) {
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const loopTarget = nodes[Math.floor(Math.random() * nodes.length)];
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if (loopTarget !== from && loopTarget !== to) {
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from.addLink(loopTarget, strength * 0.8);
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this.edges.push({ from, to: loopTarget, strength: strength * 0.8 });
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}
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}
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}
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}
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update() {
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this.time++;
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this.energy = 0;
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// Update nodes and collect surviving ones
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const survivingNodes = [];
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for (const [id, node] of this.nodes) {
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if (node.update()) {
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survivingNodes.push(node);
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this.energy += node.energy;
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} else {
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this.nodes.delete(id);
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}
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}
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// Replenish if nodes are dying
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while (this.nodes.size < params.survivingNodes * 0.8 && Math.random() < 0.05) {
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const x = Math.random() * canvas.width;
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const y = Math.random() * canvas.height;
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this.nodes.set(Object.keys(this.nodes).length, new Node(x, y, Object.keys(this.nodes).length));
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}
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return survivingNodes;
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}
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draw(nodes) {
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// Draw edges with thickness based on connectedness
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const lineWidth = 0.5 + params.connectedness * 2;
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for (const edge of this.edges) {
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if (!this.nodes.has(edge.from.id) || !this.nodes.has(edge.to.id)) continue;
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const alpha = 0.1 + 0.9 * edge.strength * (1 - params.tone.dryness);
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ctx.strokeStyle = `rgba(180, 220, 255, ${alpha})`;
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ctx.lineWidth = lineWidth * edge.strength * params.thicknessRatio;
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ctx.beginPath();
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ctx.moveTo(edge.from.x, edge.from.y);
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ctx.lineTo(edge.to.x, edge.to.y);
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ctx.stroke();
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}
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// Draw nodes
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for (const node of nodes) {
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node.draw();
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}
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}
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}
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// Main animation
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const system = new NetworkGraph();
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system.createNodes();
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system.createConnections();
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function animate() {
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// Dim background slightly for trails
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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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const nodes = system.update();
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system.draw(nodes);
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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> |