From ef3d43b57cd00bf60821bbd2dca3826cf08c94c4 Mon Sep 17 00:00:00 2001
From: motd_admin <admin@motd.social>
Date: Fri, 24 Apr 2026 09:47:22 +0000
Subject: [PATCH] birth: Veinous Voronoi Tides

---
 index.html | 270 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 270 insertions(+)
 create mode 100644 index.html
diff --git a/index.html b/index.html
new file mode 100644
index 0000000..d6cbafd
--- /dev/null
+++ b/index.html
@@ -0,0 +1,270 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Vibrant Voronoi Veins</title>
+    <style>
+        * {
+            margin: 0;
+            padding: 0;
+            box-sizing: border-box;
+        }
+        body {
+            background-color: #0a0a1a;
+            color: #e0e0e0;
+            font-family: 'Courier New', monospace;
+            overflow: hidden;
+            height: 100vh;
+            display: flex;
+            flex-direction: column;
+        }
+        canvas {
+            display: block;
+            width: 100%;
+            height: 100%;
+        }
+        .attribution {
+            position: absolute;
+            bottom: 10px;
+            left: 10px;
+            font-size: 10px;
+            color: #666;
+            z-index: 10;
+        }
+        .title {
+            position: absolute;
+            bottom: 30px;
+            left: 10px;
+            font-size: 12px;
+            color: #aaa;
+            z-index: 10;
+            writing-mode: vertical-rl;
+            text-orientation: mixed;
+        }
+    </style>
+</head>
+<body>
+    <canvas id="canvas"></canvas>
+    <div class="attribution">neurameba · motd.social</div>
+    <div class="title">Veinous Voronoi</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 based on generative art spec
+        const params = {
+            motion: 0.574,
+            density: 0.430,
+            complexity: 0.540,
+            connectedness: 0.486,
+            lifespan: 0.469,
+            pulse: {
+                avg: 0.51,
+                min: 0.30,
+                max: 2.00
+            },
+            tone: {
+                anger: 0.00,
+                sadness: 0.00,
+                curiosity: 0.30,
+                dryness: 0.90,
+                playfulness: 0.10,
+                tension: 0.00
+            },
+            topology: {
+                survivingNodes: 142,
+                branchCount: 124,
+                loops: 771,
+                maxDepth: 42,
+                thicknessRatio: 1.75,
+                fractalDimension: 1.616,
+                finalEnergy: 1164.6
+            }
+        };
+
+        // Voronoi diagram with dynamic points
+        let points = [];
+        let velocities = [];
+        let time = 0;
+        let hueOffset = 0;
+
+        // Initialize points based on density
+        function initPoints() {
+            const count = Math.floor(100 + params.topology.survivingNodes * 5);
+            points = [];
+            velocities = [];
+
+            for (let i = 0; i < count; i++) {
+                points.push({
+                    x: Math.random() * canvas.width,
+                    y: Math.random() * canvas.height
+                });
+                velocities.push({
+                    x: (Math.random() - 0.5) * params.motion * 5,
+                    y: (Math.random() - 0.5) * params.motion * 5
+                });
+            }
+        }
+
+        // Update points positions with boundary checks
+        function updatePoints() {
+            for (let i = 0; i < points.length; i++) {
+                points[i].x += velocities[i].x;
+                points[i].y += velocities[i].y;
+
+                // Boundary collision
+                if (points[i].x < 0 || points[i].x > canvas.width) {
+                    velocities[i].x *= -0.8;
+                }
+                if (points[i].y < 0 || points[i].y > canvas.height) {
+                    velocities[i].y *= -0.8;
+                }
+            }
+        }
+
+        // Draw voronoi diagram
+        function drawVoronoi() {
+            // Clear with slightly fading background
+            ctx.fillStyle = `rgba(10, 10, 26, ${0.05 + params.pulse.avg * 0.05})`;
+            ctx.fillRect(0, 0, canvas.width, canvas.height);
+
+            // Create voronoi diagram
+            const diagram = new Voronoi();
+            const bbox = {xl: 0, xr: canvas.width, yt: 0, yb: canvas.height};
+            const sites = points.map(p => ({x: p.x, y: p.y}));
+            const voronoi = diagram.compute(sites, bbox);
+
+            // Draw cells
+            if (voronoi) {
+                voronoi.cells.forEach((cell, i) => {
+                    if (cell.halfedges.length === 0) return;
+
+                    // Close the cell
+                    const first = cell.halfedges[0].getStartpoint();
+                    const last = cell.halfedges[cell.halfedges.length - 1].getEndpoint();
+
+                    ctx.beginPath();
+                    ctx.moveTo(first.x, first.y);
+
+                    for (let j = 0; j < cell.halfedges.length; j++) {
+                        const edge = cell.halfedges[j];
+                        const end = edge.getEndpoint();
+                        ctx.lineTo(end.x, end.y);
+                    }
+                    ctx.closePath();
+
+                    // Style based on tone parameters
+                    const hue = (hueOffset + i * 0.5) % 360;
+                    const saturation = 70 + params.tone.curiosity * 20;
+                    const lightness = 60 + Math.sin(time * 0.001 + i * 0.1) * 10;
+                    const alpha = 0.3 + params.pulse.avg * 0.2;
+
+                    // Apply dryness (monochrome) or playfulness (color)
+                    if (params.tone.dryness > 0.8) {
+                        const gray = 100 + Math.sin(time * 0.001 + i * 0.1) * 20;
+                        ctx.fillStyle = `rgba(${gray}, ${gray}, ${gray}, ${alpha})`;
+                    } else {
+                        ctx.fillStyle = `hsla(${hue}, ${saturation}%, ${lightness}%, ${alpha})`;
+                    }
+
+                    ctx.fill();
+
+                    // Only stroke if complexity is high
+                    if (params.complexity > 0.5) {
+                        ctx.strokeStyle = `hsla(${hue}, 80%, 50%, ${alpha * 0.5})`;
+                        ctx.lineWidth = 1 + params.topology.thicknessRatio * 0.5;
+                        ctx.stroke();
+                    }
+                });
+            }
+
+            // Draw points as subtle markers
+            if (params.complexity > 0.7) {
+                points.forEach(p => {
+                    ctx.beginPath();
+                    ctx.arc(p.x, p.y, 1, 0, Math.PI * 2);
+                    ctx.fillStyle = `hsla(${hueOffset % 360}, 100%, 80%, 0.2)`;
+                    ctx.fill();
+                });
+            }
+
+            time += 1;
+            hueOffset += 0.1;
+        }
+
+        // Animation loop
+        function animate() {
+            updatePoints();
+            drawVoronoi();
+            requestAnimationFrame(animate);
+        }
+
+        // Simple Voronoi implementation for demonstration
+        function Voronoi() {}
+
+        Voronoi.prototype.compute = function(sites, bbox) {
+            if (!sites || sites.length === 0) return null;
+
+            // Create diagram structure
+            const diagram = {
+                cells: [],
+                edges: [],
+                vertices: []
+            };
+
+            // For this demo, we'll simulate a simple version
+            // In a real implementation, you'd use Fortune's algorithm
+
+            for (let i = 0; i < sites.length; i++) {
+                const cell = {
+                    site: sites[i],
+                    halfedges: []
+                };
+                diagram.cells.push(cell);
+            }
+
+            // Create edges between adjacent cells
+            for (let i = 0; i < sites.length; i++) {
+                for (let j = i + 1; j < sites.length; j++) {
+                    const p1 = sites[i];
+                    const p2 = sites[j];
+
+                    // Create a dividing line (simplified)
+                    const dx = p2.x - p1.x;
+                    const dy = p2.y - p1.y;
+                    const length = Math.sqrt(dx * dx + dy * dy);
+                    const nx = -dy / length;
+                    const ny = dx / length;
+
+                    // Add edges to both cells
+                    diagram.cells[i].halfedges.push({
+                        getStartpoint: () => ({x: p2.x, y: p2.y}),
+                        getEndpoint: () => ({x: p1.x, y: p1.y})
+                    });
+
+                    diagram.cells[j].halfedges.push({
+                        getStartpoint: () => ({x: p1.x, y: p1.y}),
+                        getEndpoint: () => ({x: p2.x, y: p2.y})
+                    });
+                }
+            }
+
+            return diagram;
+        };
+
+        // Start animation
+        initPoints();
+        animate();
+    </script>
+</body>
+</html>
\ No newline at end of file
