Path: utzoo!utgpu!news-server.csri.toronto.edu!rpi!zaphod.mps.ohio-state.edu!swrinde!elroy.jpl.nasa.gov!decwrl!pa.dec.com!decuac!news From: baker@wbc.enet.dec.com Newsgroups: comp.sys.amiga.programmer Subject: RE: Fast 3D Graphics Message-ID: <1991Apr05.171601.1729@decuac.dec.com> Date: 5 Apr 91 18:10:23 GMT Organization: Digital Equipment Corporation Lines: 16 Actually, back in the late 70's or early 80's, I saw a paper by someone who was doing realtime rotations of a 3-D data-plot on an 8-bit micro. Using a table or two, he had reduced the rotation calculations to a couple integer multiplies and a shift. I don't remember the algorithm, but I can probably find the reference. Regards, ********************************************************* * Art Baker | "Read ME, * * baker@wbc.enet.dec.com | Dr Memory..." * * PLINK: A*BAKER | * *********************************************************