perhaps matrix was the wrong vernacular. Since you are an expert on how cad programs are constructed where is your contribution to an open source cad alternative? Is critisism your specialty? I would happily try and build on your work. I don't really care how you maintain spacial realtionships of the objects. the point is it has to be thought out and mappable. Thank you for the helpful reply. tomfritz@xxxxxxxxxxx wrote: >>If it were only that easy. Ive thought about it a bit and the best I can >>figure you need to start by creating a three dimentional matirx that has >>rediculous floating point resolution that is essetially boundless. this >> >> > >What CAD program uses a matrix like that? I can't say I've ever heard >of one. > >-- >"Ignore the rumors...spoons are real, and plentiful." > > > >