From 680ecc336419542c7a9ace6a8938ea50237464a2 Mon Sep 17 00:00:00 2001
From: motd_admin <admin@motd.social>
Date: Sat, 22 Aug 2026 10:21:22 +0000
Subject: [PATCH] birth: Flowing Emulsion Dreams

---
 index.html | 188 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 188 insertions(+)
 create mode 100644 index.html
diff --git a/index.html b/index.html
new file mode 100644
index 0000000..b0521ad
--- /dev/null
+++ b/index.html
@@ -0,0 +1,188 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Flow Field Emulsion</title>
+    <style>
+        body { margin: 0; overflow: hidden; background: #0a0a0a; }
+        canvas { display: block; }
+        .attribution { position: absolute; bottom: 10px; right: 10px; color: #555; font-family: monospace; font-size: 12px; }
+    </style>
+</head>
+<body>
+    <canvas id="canvas"></canvas>
+    <div class="attribution">neurameba · motd.social</div>
+
+    <script>
+        const canvas = document.getElementById('canvas');
+        const ctx = canvas.getContext('2d');
+
+        function resize() {
+            canvas.width = window.innerWidth;
+            canvas.height = window.innerHeight;
+        }
+        window.addEventListener('resize', resize);
+        resize();
+
+        // Parameters derived from input
+        const params = {
+            motion: 0.5,
+            density: 0.5,
+            complexity: 0.5,
+            connectedness: 0.5,
+            lifespan: 0.5,
+            pulse: { avg: 1.05, min: 1.0, max: 1.1 },
+            tone: { anger: 0, sadness: 0, curiosity: 0.1, dryness: 0.9, playfulness: 0, tension: 0 }
+        };
+
+        // Flow field parameters
+        const fieldSize = 32;
+        const fieldWidth = Math.ceil(canvas.width / fieldSize);
+        const fieldHeight = Math.ceil(canvas.height / fieldSize);
+        const field = new Array(fieldWidth * fieldHeight);
+
+        // Particle system
+        const particles = [];
+        const particleCount = Math.floor(params.density * 1500) + 500;
+
+        // Initialize field
+        function initField() {
+            for (let y = 0; y < fieldHeight; y++) {
+                for (let x = 0; x < fieldWidth; x++) {
+                    const idx = y * fieldWidth + x;
+                    const angle = Math.random() * Math.PI * 2;
+                    const strength = 0.5 + Math.random() * 0.5;
+                    field[idx] = {
+                        dx: Math.cos(angle) * strength,
+                        dy: Math.sin(angle) * strength
+                    };
+                }
+            }
+        }
+
+        // Initialize particles
+        function initParticles() {
+            particles.length = 0;
+            for (let i = 0; i < particleCount; i++) {
+                particles.push({
+                    x: Math.random() * canvas.width,
+                    y: Math.random() * canvas.height,
+                    prevX: 0,
+                    prevY: 0,
+                    vx: 0,
+                    vy: 0,
+                    size: 1 + Math.random() * 2,
+                    speed: 0.5 + Math.random() * 0.5,
+                    lifespan: params.lifespan * 100 + 50,
+                    pulse: 1,
+                    hue: params.tone.dryness > 0.5 ? 0 : 180 + Math.random() * 60
+                });
+            }
+        }
+
+        // Update field based on motion
+        function updateField() {
+            const pulseVariation = params.pulse.avg + (params.pulse.max - params.pulse.min) * (0.5 - Math.random());
+            for (let y = 0; y < fieldHeight; y++) {
+                for (let x = 0; x < fieldWidth; x++) {
+                    const idx = y * fieldWidth + x;
+                    const fieldPoint = field[idx];
+
+                    // Simulate organic flow with slight turbulence
+                    fieldPoint.dx += (Math.random() - 0.5) * 0.1 * params.motion;
+                    fieldPoint.dy += (Math.random() - 0.5) * 0.1 * params.motion;
+
+                    // Normalize and scale
+                    const length = Math.sqrt(fieldPoint.dx * fieldPoint.dx + fieldPoint.dy * fieldPoint.dy);
+                    if (length > 0) {
+                        fieldPoint.dx = fieldPoint.dx / length * 0.5 * pulseVariation;
+                        fieldPoint.dy = fieldPoint.dy / length * 0.5 * pulseVariation;
+                    }
+                }
+            }
+        }
+
+        // Update particles
+        function updateParticles() {
+            for (let i = particles.length - 1; i >= 0; i--) {
+                const p = particles[i];
+
+                // Age particle
+                p.lifespan--;
+                if (p.lifespan <= 0) {
+                    particles.splice(i, 1);
+                    continue;
+                }
+
+                // Pulse effect
+                p.pulse = params.pulse.avg + (params.pulse.max - params.pulse.min) * (Math.sin(Date.now() * 0.001) * 0.5 + 0.5);
+
+                // Get field influence
+                const fieldX = Math.floor(p.x / fieldSize);
+                const fieldY = Math.floor(p.y / fieldSize);
+                const idx = fieldY * fieldWidth + fieldX;
+                const fieldPoint = field[idx % field.length];
+
+                // Calculate new velocity
+                p.vx = fieldPoint.dx * p.speed * p.pulse;
+                p.vy = fieldPoint.dy * p.speed * p.pulse;
+
+                // Update position
+                p.prevX = p.x;
+                p.prevY = p.y;
+                p.x += p.vx;
+                p.y += p.vy;
+
+                // Boundary checks
+                if (p.x < 0 || p.x > canvas.width || p.y < 0 || p.y > canvas.height) {
+                    p.x = Math.random() * canvas.width;
+                    p.y = Math.random() * canvas.height;
+                }
+            }
+        }
+
+        // Draw particles with trails
+        function draw() {
+            // Fade background slightly
+            ctx.fillStyle = 'rgba(10, 10, 10, 0.05)';
+            ctx.fillRect(0, 0, canvas.width, canvas.height);
+
+            // Use dryness tone (monochrome)
+            const brightness = 50 + Math.sin(Date.now() * 0.002) * 30;
+
+            for (const p of particles) {
+                // Calculate trail length based on motion
+                const trailLength = Math.floor(params.motion * 3) + 1;
+
+                // Draw trail
+                ctx.beginPath();
+                ctx.moveTo(p.x, p.y);
+                for (let i = 1; i <= trailLength; i++) {
+                    const oldX = p.x - p.vx * i;
+                    const oldY = p.y - p.vy * i;
+                    const alpha = Math.min(1, i / trailLength * 0.6);
+                    ctx.lineTo(oldX, oldY);
+                }
+
+                // Draw particle
+                ctx.lineTo(p.x, p.y);
+                ctx.strokeStyle = `hsl(0, 0%, ${brightness}%)`;
+                ctx.lineWidth = p.size * 0.5;
+                ctx.stroke();
+            }
+        }
+
+        function animate() {
+            updateField();
+            updateParticles();
+            draw();
+            requestAnimationFrame(animate);
+        }
+
+        initField();
+        initParticles();
+        animate();
+    </script>
+</body>
+</html>
\ No newline at end of file
