[PD] Math of Gem

[Claude Heiland-Allen]

Dudley Brooks wrote:
> Could someone point me to a discussion of the matrix (and other) math of 
> Gem?  Particularly with respect to lighting effects (I'm already 
> somewhat familiar with the math of geometrical transformations). 
> Particularly the interactions between [world_light], [light], [ambient], 
> [diffuse], [specular], [color], etc.

The OpenGL Red Book, in particular:

http://glprogramming.com/red/chapter05.html#name2


Claude
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