I also found that its definitely the best guide. A good companion to look at some things from another angle are also these tutorials: http://duriansoftware.com/

I also found that its definitely the best guide. A good companion to look at some things from another angle are also these tutorials: http://duriansoftware.com/joe/An-intro-to-modern-OpenGL.-Table-of-Contents.html http://duriansoftware.com/joe/An-intro-to-modern-OpenGL.-Tab...