From bcc672a9bca5da2c3b91747adcad11dbe5f13884 Mon Sep 17 00:00:00 2001
From: motd_admin <admin@motd.social>
Date: Wed, 17 Jun 2026 21:47:20 +0000
Subject: [PATCH] birth: Pulsing Voronoi Membrane

---
 index.html | 225 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 225 insertions(+)
 create mode 100644 index.html
diff --git a/index.html b/index.html
new file mode 100644
index 0000000..fbd3d50
--- /dev/null
+++ b/index.html
@@ -0,0 +1,225 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Voronoi Organism</title>
+    <style>
+        body {
+            margin: 0;
+            overflow: hidden;
+            background: #0a0a0a;
+            font-family: 'Courier New', monospace;
+            color: #ccc;
+        }
+        #canvas {
+            display: block;
+            width: 100vw;
+            height: 100vh;
+        }
+        #attribution {
+            position: absolute;
+            bottom: 10px;
+            right: 10px;
+            font-size: 10px;
+            opacity: 0.5;
+            pointer-events: none;
+        }
+    </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');
+
+        // Resize canvas
+        function resizeCanvas() {
+            canvas.width = window.innerWidth;
+            canvas.height = window.innerHeight;
+        }
+        window.addEventListener('resize', resizeCanvas);
+        resizeCanvas();
+
+        // Parameters
+        const params = {
+            motion: 0.436,
+            density: 0.513,
+            complexity: 0.599,
+            connectedness: 0.602,
+            lifespan: 0.474,
+            pulse: {
+                avg: 0.62,
+                min: 0.30,
+                max: 2.00
+            },
+            tone: {
+                anger: 0.00,
+                sadness: 0.00,
+                curiosity: 0.70,
+                dryness: 0.90,
+                playfulness: 0.10,
+                tension: 0.00
+            }
+        };
+
+        // Voronoi generator
+        class VoronoiOrganism {
+            constructor() {
+                this.init();
+            }
+
+            init() {
+                this.points = [];
+                this.cells = [];
+                this.age = 0;
+                this.pulseTimer = 0;
+                this.pulseState = params.pulse.avg;
+
+                // Calculate point count based on density
+                const baseCount = 200;
+                const pointCount = Math.floor(baseCount * params.density);
+
+                // Create points
+                for (let i = 0; i < pointCount; i++) {
+                    this.points.push({
+                        x: Math.random() * canvas.width,
+                        y: Math.random() * canvas.height,
+                        vx: 0,
+                        vy: 0,
+                        radius: 2 + Math.random() * 8 * params.pulseState,
+                        life: 0,
+                        maxLife: 100 + Math.random() * 50 * params.lifespan
+                    });
+                }
+
+                // Precompute distance matrix for connectedness
+                this.distanceMatrix = [];
+                for (let i = 0; i < this.points.length; i++) {
+                    this.distanceMatrix[i] = [];
+                    for (let j = 0; j < this.points.length; j++) {
+                        const dx = this.points[i].x - this.points[j].x;
+                        const dy = this.points[i].y - this.points[j].y;
+                        this.distanceMatrix[i][j] = Math.sqrt(dx * dx + dy * dy);
+                    }
+                }
+            }
+
+            update() {
+                this.age++;
+                this.pulseTimer += 0.01;
+
+                // Update pulse state
+                const pulseVariation = params.pulse.max - params.pulse.min;
+                this.pulseState = params.pulse.avg + Math.sin(this.pulseTimer) * pulseVariation * 0.5;
+
+                // Update points
+                for (let i = 0; i < this.points.length; i++) {
+                    const p = this.points[i];
+
+                    // Add movement based on motion parameter
+                    const baseSpeed = 0.2 * params.motion * this.pulseState;
+                    p.vx += (Math.random() - 0.5) * baseSpeed;
+                    p.vy += (Math.random() - 0.5) * baseSpeed;
+
+                    // Dampen velocity
+                    p.vx *= 0.9;
+                    p.vy *= 0.9;
+
+                    // Update position
+                    p.x += p.vx;
+                    p.y += p.vy;
+
+                    // Boundary check
+                    if (p.x < 0 || p.x > canvas.width) p.vx *= -1;
+                    if (p.y < 0 || p.y > canvas.height) p.vy *= -1;
+
+                    // Update life
+                    p.life++;
+                    if (p.life > p.maxLife) {
+                        // Respawn point
+                        p.x = Math.random() * canvas.width;
+                        p.y = Math.random() * canvas.height;
+                        p.life = 0;
+                        p.maxLife = 100 + Math.random() * 50 * params.lifespan;
+                        p.radius = 2 + Math.random() * 8 * this.pulseState;
+                    }
+
+                    // Calculate cell boundaries
+                    const edges = [];
+                    for (let j = 0; j < this.points.length; j++) {
+                        if (i !== j) {
+                            const dx = this.points[j].x - p.x;
+                            const dy = this.points[j].y - p.y;
+                            const distance = this.distanceMatrix[i][j];
+                            if (distance > 0) {
+                                const edgeX = p.x + (dx / distance) * p.radius;
+                                const edgeY = p.y + (dy / distance) * p.radius;
+                                edges.push({x: edgeX, y: edgeY});
+                            }
+                        }
+                    }
+
+                    // Store cell for drawing
+                    this.cells[i] = edges;
+                }
+            }
+
+            draw() {
+                // Clear with slight fade
+                ctx.fillStyle = 'rgba(0, 0, 0, 0.05)';
+                ctx.fillRect(0, 0, canvas.width, canvas.height);
+
+                // Calculate color based on tone
+                const teal = 50 + Math.floor(params.tone.curiosity * 50);
+                const gray = 30 + Math.floor(params.tone.dryness * 25);
+                const color = `hsl(${teal}, 80%, ${gray}%)`;
+
+                // Draw cells with varying opacity based on lifespan
+                for (let i = 0; i < this.cells.length; i++) {
+                    const cell = this.cells[i];
+                    if (cell.length > 2) {
+                        ctx.beginPath();
+                        ctx.moveTo(cell[0].x, cell[0].y);
+
+                        for (let j = 1; j < cell.length; j++) {
+                            ctx.lineTo(cell[j].x, cell[j].y);
+                        }
+
+                        const lifeRatio = this.points[i].life / this.points[i].maxLife;
+                        const alpha = 0.3 + 0.7 * (1 - lifeRatio * lifeRatio);
+                        ctx.fillStyle = color.replace('hsl(', 'hsla(').replace(')', `, ${alpha})`);
+                        ctx.fill();
+                        ctx.strokeStyle = color;
+                        ctx.lineWidth = 0.5;
+                        ctx.stroke();
+                    }
+                }
+
+                // Draw points (smaller circles)
+                for (let i = 0; i < this.points.length; i++) {
+                    const p = this.points[i];
+                    const lifeRatio = p.life / p.maxLife;
+                    const pointAlpha = 0.5 * (1 - lifeRatio);
+                    ctx.beginPath();
+                    ctx.arc(p.x, p.y, p.radius * 0.3, 0, Math.PI * 2);
+                    ctx.fillStyle = `hsla(${teal}, 80%, ${gray}%, ${pointAlpha})`;
+                    ctx.fill();
+                }
+            }
+        }
+
+        // Main animation
+        const organism = new VoronoiOrganism();
+
+        function animate() {
+            organism.update();
+            organism.draw();
+            requestAnimationFrame(animate);
+        }
+
+        animate();
+    </script>
+</body>
+</html>
\ No newline at end of file
