118 lines
No EOL
3.6 KiB
HTML
118 lines
No EOL
3.6 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 Particle System</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: #33ff33;
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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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left: 10px;
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font-size: 10px;
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text-shadow: 0 0 5px #33ff33;
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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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// 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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resizeCanvas();
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window.addEventListener('resize', resizeCanvas);
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// Particle system 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: 1.0, max: 1.55 },
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tone: { anger: 0.0, sadness: 0.0, curiosity: 0.1, dryness: 0.9, playfulness: 0.0, tension: 0.0 }
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};
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// Create particles
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class Particle {
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constructor() {
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this.reset();
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this.life = Math.random() * 200 + 50;
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this.decay = Math.random() * 0.01 + 0.002;
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}
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reset() {
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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) * 2 * params.motion;
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this.vy = (Math.random() - 0.5) * 2 * params.motion;
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this.size = Math.random() * 3 + 1;
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this.color = `rgba(255, 255, 255, ${0.7 * params.tone.dryness})`;
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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 collision
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if (this.x < 0 || this.x > canvas.width) this.vx *= -1;
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if (this.y < 0 || this.y > canvas.height) this.vy *= -1;
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// Pulse effect
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const pulseFactor = params.pulse.avg + Math.sin(Date.now() * 0.002) * 0.2;
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this.size = Math.max(1, this.size * pulseFactor * 0.7);
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// Energy decay
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this.life -= this.decay;
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if (this.life <= 0) this.reset();
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}
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draw() {
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ctx.fillStyle = this.color;
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ctx.beginPath();
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ctx.arc(this.x, this.y, this.size, 0, Math.PI * 2);
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ctx.fill();
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}
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}
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// Create particle system
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const particles = [];
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const particleCount = Math.floor(canvas.width * canvas.height * 0.0005 * params.density);
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for (let i = 0; i < particleCount; i++) {
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particles.push(new Particle());
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}
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// Animation loop
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function animate() {
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// Clear with slight fade
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ctx.fillStyle = 'rgba(0, 0, 0, 0.1)';
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ctx.fillRect(0, 0, canvas.width, canvas.height);
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// Update and draw particles
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particles.forEach(p => {
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p.update();
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p.draw();
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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> |