Hi there!,I'm sure an expert will know straight away what I'm going to ask. Nevertheless I'll ask it anyway as I would like to have this clear in my mind, as it has been a very confusing topic for me.So far I've been working with per vertex normals rendering simple meshes and in some cases even having some fun. All seems to have just about worked up to now. However I've recently come across what I think is an old dilemma in graphics programming which is: what do you do when you