From 505a7d2be121a993c73e2137e7fc102c24e38c3e Mon Sep 17 00:00:00 2001
From: motd_admin <admin@motd.social>
Date: Mon, 4 May 2026 21:48:39 +0000
Subject: [PATCH] birth: Flowing tendrils in twilight

---
 index.html | 227 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 227 insertions(+)
 create mode 100644 index.html
diff --git a/index.html b/index.html
new file mode 100644
index 0000000..ee5df3f
--- /dev/null
+++ b/index.html
@@ -0,0 +1,227 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Flow Field Organism</title>
+    <style>
+        body {
+            margin: 0;
+            overflow: hidden;
+            background: #0a0a0a;
+            display: flex;
+            justify-content: center;
+            align-items: center;
+            height: 100vh;
+            font-family: Arial, sans-serif;
+        }
+        canvas {
+            display: block;
+        }
+        #attribution {
+            position: absolute;
+            bottom: 20px;
+            color: #555;
+            font-size: 10px;
+            text-align: center;
+            width: 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');
+
+        // Set canvas to full window size
+        function resizeCanvas() {
+            canvas.width = window.innerWidth;
+            canvas.height = window.innerHeight;
+        }
+        window.addEventListener('resize', resizeCanvas);
+        resizeCanvas();
+
+        // Parameters
+        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: { anger: 0.00, sadness: 0.00, curiosity: 0.10, dryness: 0.90, playfulness: 0.00, tension: 0.00 }
+        };
+
+        // Flow field settings
+        const field = {
+            size: 20,
+            influence: 5,
+            flow: 0.05,
+            decay: 0.95,
+            nodes: []
+        };
+
+        // Particle system
+        const particles = [];
+        const particleCount = Math.floor(300 * params.density);
+
+        // Initialize flow field
+        function initField() {
+            for (let y = 0; y < canvas.height; y += field.size) {
+                for (let x = 0; x < canvas.width; x += field.size) {
+                    const angle = Math.random() * Math.PI * 2;
+                    const strength = 1 + Math.random() * 0.5;
+                    field.nodes.push({
+                        x: x,
+                        y: y,
+                        angle: angle,
+                        strength: strength,
+                        originalAngle: angle
+                    });
+                }
+            }
+        }
+
+        // Create particles with lifespans
+        function initParticles() {
+            for (let i = 0; i < particleCount; i++) {
+                const p = {
+                    x: Math.random() * canvas.width,
+                    y: Math.random() * canvas.height,
+                    vx: 0,
+                    vy: 0,
+                    life: 0,
+                    maxLife: 100 + Math.random() * 200,
+                    trail: [],
+                    size: 1 + Math.random() * 2 * params.complexity,
+                    color: `hsl(0, 0%, ${90 + Math.random() * 10}%)`
+                };
+                particles.push(p);
+            }
+        }
+
+        // Update flow field
+        function updateField() {
+            field.nodes.forEach(node => {
+                // Slow drift over time
+                node.angle += (Math.random() - 0.5) * 0.02 * params.motion;
+                node.angle = (node.angle + Math.PI * 2) % (Math.PI * 2);
+
+                // Slight decay
+                node.strength = Math.max(0.5, node.strength * 0.995);
+            });
+        }
+
+        // Update particles
+        function updateParticles() {
+            particles.forEach(p => {
+                p.life += 1;
+
+                // Find nearest field node
+                let nearest = null;
+                let minDist = Infinity;
+                for (const node of field.nodes) {
+                    const dist = Math.hypot(p.x - node.x, p.y - node.y);
+                    if (dist < minDist) {
+                        minDist = dist;
+                        nearest = node;
+                    }
+                }
+
+                // Move toward field direction
+                if (nearest && minDist < field.influence) {
+                    const angleDiff = ((nearest.angle - Math.atan2(p.y - nearest.y, p.x - nearest.x)) + Math.PI) % (Math.PI * 2) - Math.PI;
+                    p.vx += Math.cos(nearest.angle) * nearest.strength * 0.01 * params.motion;
+                    p.vy += Math.sin(nearest.angle) * nearest.strength * 0.01 * params.motion;
+                }
+
+                // Apply resistance
+                p.vx *= 0.95;
+                p.vy *= 0.95;
+
+                // Update position
+                p.x += p.vx;
+                p.y += p.vy;
+
+                // Bounce at edges
+                if (p.x < 0 || p.x > canvas.width) p.vx *= -1;
+                if (p.y < 0 || p.y > canvas.height) p.vy *= -1;
+
+                // Trail
+                p.trail.push({x: p.x, y: p.y});
+                if (p.trail.length > 20) p.trail.shift();
+
+                // Fade and die
+                if (p.life > p.maxLife) {
+                    p.maxLife = 0;
+                }
+            });
+
+            // Remove dead particles
+            for (let i = particles.length - 1; i >= 0; i--) {
+                if (particles[i].maxLife <= 0) {
+                    particles.splice(i, 1);
+                }
+            }
+
+            // Add new particles to maintain density
+            while (particles.length < particleCount) {
+                initParticles();
+            }
+        }
+
+        // Draw
+        function draw() {
+            // Fade background slightly
+            ctx.fillStyle = 'rgba(10, 10, 10, 0.05)';
+            ctx.fillRect(0, 0, canvas.width, canvas.height);
+
+            // Draw particles
+            particles.forEach(p => {
+                if (p.trail.length > 1) {
+                    // Draw trail
+                    ctx.beginPath();
+                    ctx.moveTo(p.trail[0].x, p.trail[0].y);
+                    for (let i = 1; i < p.trail.length; i++) {
+                        const alpha = i / p.trail.length * 0.8;
+                        ctx.strokeStyle = `rgba(255, 255, 255, ${alpha})`;
+                        ctx.lineTo(p.trail[i].x, p.trail[i].y);
+                        ctx.stroke();
+                    }
+                }
+
+                // Draw particle
+                ctx.beginPath();
+                ctx.arc(p.x, p.y, p.size, 0, Math.PI * 2);
+                ctx.fillStyle = p.color;
+                ctx.fill();
+            });
+
+            // Draw field nodes occasionally
+            if (Math.random() < 0.02) {
+                const node = field.nodes[Math.floor(Math.random() * field.nodes.length)];
+                ctx.beginPath();
+                ctx.arc(node.x, node.y, 2, 0, Math.PI * 2);
+                ctx.fillStyle = 'rgba(255, 255, 255, 0.3)';
+                ctx.fill();
+            }
+        }
+
+        // Animation loop
+        function animate() {
+            updateField();
+            updateParticles();
+            draw();
+            requestAnimationFrame(animate);
+        }
+
+        // Start
+        initField();
+        initParticles();
+        animate();
+    </script>
+</body>
+</html>
\ No newline at end of file
