Bored programmer blues

I spent today in bed with a sore throat, and quickly tired of reading web pages and playing Sudoku. So I did what any programmer does when he's bored: tinker with code. Here's what I made today:

It's a walkaround engine in 3D, built from the ground up except for a few of the textures. It reads in a map file and the geometry pieces for making the terrain, and then lets you walk around in it with an avatar. No collision detection, scripting, or multiple maps yet, but it's a good start.