> No, sorry, got a bit mixed up. I mean boolean logic shouldn't be used too > much because it can't be antialiased very well except by brute force (too > slow). As someone said in another mail, if you're doing displacement, the > "fade with surface AA" thingy won't work very well through.
Oh , OK . > But for color/bump selecting, use an AA'ed selector variable instead of IF > statements. Yes , OK , I read your mail yesterday , but it was mostly over my head about problems with AA and if Boolean statements . I never knew there was a problem with this . Really don't understand why there would be , but ... oh well . > As for the GUI stuff, all I ment was build the material first (all stuff > in one shader), then optimize it (put variables and assignments in > initialization shader) and plan for material gui elements. Generally > speaking for VSL editing, nothing specifics thought of here. > Karl Yes , for sure . Get the nuts and bolts first , and as Mark has suggested , maybe a tutorial explaining how the VSL and scope mapping works would be enough for now . Garry Curtis http://www.niagara.com/~studio
