📐 Primitive rasterization

Scanline Polygon Fill

Fill convex and concave polygons row-by-row using parity tests and Active Edge Table (AET) coordinate sorts.

📈
AET
Active Edge Table
📐
4
Polygon Edges
🎯
Y = 12
Active Scanline
⏱️
60 FPS
Render Cycle
Polygon Rasterizer

Live C++ OpenGL Code

Parameters

12
Read Guide

Mathematical Trace

Adjust parameters to trace the Active Edge Table (AET) values.