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Chris Huff wrote:
> In article <39E123D3.1C989ED3@hotmail.com>, Tor Olav Kristensen
> <tor### [at] hotmail com> wrote:
>
> > Why can I not define the function like this ?
> >
> > function {
> > eval_pattern(bozo scale <1, 1, 1>/4, x + y + z)
> > }
> >
> > Please explain.
>
> Because nobody has added the eval_pattern() function to isosurface
> functions yet. Oh, and it wouldn't be "x + y + z", it looks like you
> meant "x, y, z". :-)
Yes you're right. I think I misunderstood that part.
> The eval_pattern() function would probably be a little bit faster than a
> pigment function, and certainly easier to use, but I don't plan on
> trying to add it to isosurfaces until a MegaPOV based on POV 3.5 is
> released. Adding an isosurface function is a bit more complex than
> ordinary functions, and I want to wait until the isosurface code is
> cleaned up and organized better.
Ahh... I thought that any float expression would do. -Sorry.
Has the added complexity anything to do with the derivatives
of these iso-functions ?
Tor Olav
--
mailto:tor### [at] hotmail com
http://www.crosswinds.net/~tok/tokrays.html
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