can someone give me some resources or just show me some links about scene-management, rendering management,…… survey about these fields will be appreciated. main thing: I want to know something of the developing status about scene-management or rendering management, even management of large-scale scenes and so on, then I can make myself a little useful to do some so-called researches. I found nothing useful by Google search, or am I too stupid to use Google to find something I want? :) whoever give some advices will be appreciated for your helpness or attention