Something that might be of interest to you Rurouni, a rock tutorial by PhilipK that was recently posted in the technical forums - http://philipk.net/tutorials/modular_rocks/modular_rocks.html
Ok so we all know my tree leaves are shit. Well I've finally got to work on those. I've started with the oak tree first, and so far this is what I have. Am I on the right track? From what I can tell they look tons better although the normal directions will probably need to be edited once I'm done populating the tree. Any…