Re: Matrix order

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Don Hatch (hatch++at++hell.engr.sgi.com)
Fri, 17 Sep 1999 12:16:14 -0700

On Sep 17, 1:12pm, Larry Ramey wrote:

> Can someone PLEASE explain in what freaking order the DCS(SCS,FCS) in a
> scene graph are multiplied in!!!! I would greatly appreceate it if the
> word Postmuliply wasn't used at all. Please, Please, Please use normal
> MATH notation. (4x4)*(column vector) = (transformed vector)

In normal MATH notation, Performer's convention is:
    (row vector)*(4x4 matrix) = (transformed row vector)
Does that clear everything up?

Don

-- 
Don Hatch  hatch++at++sgi.com  (650) 933-5150  Silicon Graphics, Inc.

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