Okay then, can you tell this quite ignorant user how to write a macro that
will compute the length of a 4d vector?
I know it's simply the square root of the sum of the squares of the individual
components.
I actually already tried it and think I ran into some error messages...


Ron Parker wrote:

> On Mon, 06 Sep 1999 15:32:00 -0400, Greg M. Johnson wrote:
> >I'm using the superpatch 3.1e with pov 3.1g.
> >
> >I cannot normalize a 4d vector.  Is  there a bug or am I doing something
> >wrong?
>
> Yes, it's either a bug or you're doing something wrong. :)
>
> It's not really a bug, per se, but a limitation of the design.  POV really
> only supports 4D vectors for use as colors.  Anything that wants a vector
> argument usually only wants a 3d vector.  I don't see anything being done
> about this anytime soon.

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