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birth: Pulsing Organic Fragments

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motd_admin 2026-07-18 17:47:21 +00:00
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commit 78f56e3e34
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Neurameba | Organic Particle System</title>
<style>
body {
margin: 0;
overflow: hidden;
background-color: #0a0a0a;
font-family: 'Courier New', monospace;
}
canvas {
display: block;
}
#attribution {
position: fixed;
bottom: 20px;
right: 20px;
color: rgba(255, 255, 255, 0.3);
font-size: 12px;
z-index: 100;
}
</style>
</head>
<body>
<canvas id="canvas"></canvas>
<div id="attribution">neurameba · motd.social</div>
<script>
const canvas = document.getElementById('canvas');
const ctx = canvas.getContext('2d');
function resizeCanvas() {
canvas.width = window.innerWidth;
canvas.height = window.innerHeight;
}
window.addEventListener('resize', resizeCanvas);
resizeCanvas();
// Parameters derived from generative art builder
const params = {
motion: 0.5,
density: 0.5,
complexity: 0.5,
connectedness: 0.5,
lifespan: 0.5,
pulse: { avg: 1.11, min: 0.95, max: 1.30 },
tone: { dryness: 0.9, curiosity: 0.1 },
color: { dryness: 240, curiosity: 180 } // Monochrome with slight teal tint
};
// Particle system configuration
const particleCount = Math.floor(200 + params.density * 800);
const baseSpeed = 0.5 + params.motion * 2;
const connectionDistance = 100 + params.complexity * 150;
const lifespanFactor = 0.5 + params.lifespan * 0.5;
const complexityFactor = 0.3 + params.complexity * 0.7;
class Particle {
constructor() {
this.reset();
this.size = 1 + Math.random() * 3 * (1 - params.complexity);
this.color = `hsl(${params.tone.dryness ? params.tone.curiosity * 180 : 0}, ${params.tone.curiosity ? 50 : 0}%, ${params.tone.dryness ? 70 : 50}%)`;
}
reset() {
this.x = Math.random() * canvas.width;
this.y = Math.random() * canvas.height;
this.vx = (Math.random() - 0.5) * baseSpeed * 2;
this.vy = (Math.random() - 0.5) * baseSpeed * 2;
this.life = 0;
this.maxLife = 100 + Math.random() * 100 * lifespanFactor;
}
update(particles) {
this.x += this.vx;
this.y += this.vy;
// Wrap around edges
if (this.x < 0) this.x = canvas.width;
if (this.x > canvas.width) this.x = 0;
if (this.y < 0) this.y = canvas.height;
if (this.y > canvas.height) this.y = 0;
this.life++;
if (this.life > this.maxLife) {
this.reset();
this.life = 0;
}
return particles;
}
}
const particles = [];
for (let i = 0; i < particleCount; i++) {
particles.push(new Particle());
}
function drawConnection(p1, p2) {
const dist = Math.sqrt((p1.x - p2.x) ** 2 + (p1.y - p2.y) ** 2);
if (dist < connectionDistance) {
const alpha = 1 - (dist / connectionDistance);
ctx.strokeStyle = `rgba(240, 240, 240, ${alpha * 0.1 * (0.5 + params.connectedness * 0.5)})`;
ctx.lineWidth = 0.5 * (1 - params.complexity) + 0.5;
ctx.beginPath();
ctx.moveTo(p1.x, p1.y);
ctx.lineTo(p2.x, p2.y);
ctx.stroke();
}
}
function animate() {
ctx.fillStyle = 'rgba(10, 10, 10, 0.05)';
ctx.fillRect(0, 0, canvas.width, canvas.height);
// Update and draw particles
particles.forEach(p => p.update(particles));
// Draw connections
if (params.connectedness > 0.3) {
for (let i = 0; i < particles.length; i++) {
for (let j = i + 1; j < particles.length; j++) {
drawConnection(particles[i], particles[j]);
}
}
}
// Draw particles
particles.forEach(p => {
const size = p.size * (0.7 + 0.3 * (p.life / p.maxLife));
ctx.fillStyle = p.color;
ctx.beginPath();
ctx.arc(p.x, p.y, size, 0, Math.PI * 2);
ctx.fill();
});
requestAnimationFrame(animate);
}
animate();
</script>
</body>
</html>