Add some matrix math code
add stl file parsing code
Eliminate duplicate vertices during stl file parsing
Add some maxtrix transformations to the matrix math code
Start adding some 3d entity code to do some kind of software renderer
Start incorporating 3d entity pointers into the current game code for 3d renderer
Add openSCAD models and corresponding stl files
Make game client code read in the stl model files
Very early work on 3d wireframe renderer (still doesn't do anything yet.)
add prototypes for camera positioning and orienting functions