200 lines
No EOL
7.4 KiB
HTML
200 lines
No EOL
7.4 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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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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color: #666;
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display: flex;
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flex-direction: column;
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height: 100vh;
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}
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canvas {
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display: block;
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flex: 1;
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}
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.attribution {
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text-align: right;
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padding: 8px 12px;
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font-size: 10px;
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letter-spacing: 1px;
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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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// 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: { avg: 1.25, min: 1.00, max: 1.55 },
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tone: { anger: 0.00, sadness: 0.00, curiosity: 0.20, dryness: 0.80, playfulness: 0.00, tension: 0.00 }
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};
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// Network graph with controlled randomness
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class NetworkGraph {
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constructor() {
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this.nodes = [];
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this.edges = [];
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this.trail = [];
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this.maxTrailLength = 100;
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this.time = 0;
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this.pulseScale = 1;
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this.speed = 0.002;
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this.nodeCount = Math.floor(100 + params.density * 200);
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this.maxConnections = Math.floor(1 + params.connectedness * 3);
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this.initNodes();
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this.initEdges();
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}
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initNodes() {
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for (let i = 0; i < this.nodeCount; i++) {
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this.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) * params.motion,
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vy: (Math.random() - 0.5) * params.motion,
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radius: 1 + Math.random() * 2,
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lifetime: Math.random(),
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color: `hsl(200, ${10 + params.tone.curiosity * 80}%, ${30 + params.tone.dryness * 30}%)`
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});
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}
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}
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initEdges() {
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for (let i = 0; i < this.nodes.length; i++) {
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const connections = Math.floor(Math.random() * this.maxConnections);
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for (let j = 0; j < connections; j++) {
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const target = Math.floor(Math.random() * this.nodes.length);
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if (target !== i && !this.edges.some(e =>
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(e.from === i && e.to === target) || (e.from === target && e.to === i))) {
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this.edges.push({ from: i, to: target, strength: 0.5 + Math.random() * 0.5 });
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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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// Pulse effect
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const pulseTarget = params.pulse.avg + Math.sin(this.time * 0.005) * (params.pulse.max - params.pulse.min) * 0.5;
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this.pulseScale += (pulseTarget - this.pulseScale) * 0.1;
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// Update nodes
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this.nodes.forEach(node => {
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node.x += node.vx * this.pulseScale;
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node.y += node.vy * this.pulseScale;
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// Wrap around edges
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if (node.x < 0) node.x = canvas.width;
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if (node.x > canvas.width) node.x = 0;
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if (node.y < 0) node.y = canvas.height;
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if (node.y > canvas.height) node.y = 0;
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// Fade in/out based on lifespan
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node.lifetime += 0.001 * (params.lifespan * 2 - 1);
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if (node.lifetime > 1) node.lifetime = 0;
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});
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// Update trail
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this.trail.unshift({
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x: this.nodes[0].x,
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y: this.nodes[0].y
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});
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if (this.trail.length > this.maxTrailLength) this.trail.pop();
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this.time += 1;
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}
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draw() {
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// Clear with slight fade
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ctx.fillStyle = `rgba(10, 10, 10, ${0.1 * params.tone.dryness + 0.02})`;
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ctx.fillRect(0, 0, canvas.width, canvas.height);
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// Draw edges (fading based on connection strength)
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this.edges.forEach(edge => {
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const from = this.nodes[edge.from];
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const to = this.nodes[edge.to];
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const dist = Math.sqrt(Math.pow(to.x - from.x, 2) + Math.pow(to.y - from.y, 2));
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const strength = edge.strength * 0.5 + 0.5;
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const alpha = 0.1 * strength * (1 - params.tone.dryness);
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ctx.strokeStyle = `rgba(150, 200, 255, ${alpha * this.pulseScale})`;
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ctx.lineWidth = 0.5 * strength;
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ctx.beginPath();
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ctx.moveTo(from.x, from.y);
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ctx.lineTo(to.x, to.y);
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ctx.stroke();
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});
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// Draw nodes with varying opacity based on lifetime
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this.nodes.forEach(node => {
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const pulseSize = node.radius * (0.8 + this.pulseScale * 0.2);
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const alpha = 0.3 + 0.7 * node.lifetime * (1 - params.tone.dryness);
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const size = pulseSize * (0.7 + 0.3 * node.lifetime);
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ctx.fillStyle = node.color;
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ctx.globalAlpha = alpha;
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ctx.beginPath();
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ctx.arc(node.x, node.y, size, 0, Math.PI * 2);
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ctx.fill();
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// Inner glow
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ctx.fillStyle = `rgba(200, 255, 255, ${0.2 * alpha * this.pulseScale})`;
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ctx.beginPath();
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ctx.arc(node.x, node.y, size * 0.4, 0, Math.PI * 2);
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ctx.fill();
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});
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// Draw trail
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if (this.trail.length > 1) {
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ctx.strokeStyle = `rgba(180, 220, 255, ${0.2 * this.pulseScale})`;
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ctx.lineWidth = 1;
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ctx.beginPath();
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this.trail.forEach((point, i) => {
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const nextPoint = this.trail[i + 1];
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if (nextPoint) {
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ctx.moveTo(point.x, point.y);
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ctx.lineTo(nextPoint.x, nextPoint.y);
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}
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});
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ctx.stroke();
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}
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ctx.globalAlpha = 1;
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}
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}
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// Initialize and animate
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const graph = new NetworkGraph();
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function animate() {
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graph.update();
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graph.draw();
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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> |