Commenting out texture_reset() from draw_primitive and d3d_primitive()
functiosn so that they work with shaders, not passing a texture means NO
ADDITIONAL BINDINGS
Tizzio Model Stuffs
He added the OBJ mesh format and some normal calculation functions and
transoformations.
Added option to invert normals.
Merge pull request #394 from RobertBColton/master

Tizzios Model Stuffs