*shrug* Dunno, possibly should be a "tools" thread. Was more interested in getting the post out before I forgot about it than correct forum. If a mod thinks so - it'll be moved
I don't think it is a "necessity" by any means. I just found it useful when reading a DX tutorial and converting it over to my OpenGL engine(s).
Nice signature, btw, though you probably need a bit more hype before making it