The new gfx03.lua helper lib, available with GeeXLab 0.9.4.0+ (in GeeXLab/libs/lua/) is an improved version of gfx02.lua.
Some Simple Uses of gfx03.lua Helper Lib

3D Programming, Prototyping, Pixel Hacking and Gamedev with GeeXLab Proto-Engine
The new gfx03.lua helper lib, available with GeeXLab 0.9.4.0+ (in GeeXLab/libs/lua/) is an improved version of gfx02.lua.