Thanks for the direction Thorsten. I got a couple of useful suggestions but
they didn't completely eliminate the problem. I've decided to create the
heightfield with no smoothing since it will be in the background.

Thorsten Froehlich wrote:

> In article <3931D46E.B8F2E2D6@rrcable.com> , RJay Hansen
> <pha### [at] rrcablecom>  wrote:
>
> > Thanks for saving me anymore frustration!
> >
> > Bob Hughes wrote:
> >
> >> Apparently 'smooth' is faulty, sorry to say.
> >>
> >> Bob
> >>
> >> When I
> >> | render it, there are holes in it. If I remove smoothing, the holes
> >> | disappear.
> >
>
> Please note:  The known and verified height field problems Bob refers to do
> not cause the observed problem.
>
> If you would like others to take a look at your problem, and in order to
> determine if the problem you are having is a bug or a user error, please do
> the following:
>
> - Post an example file (as JPEG) in the group POV-Ray binaries.images and
> include a description of your problem and expected output.
> - Post the source code and height-field image (the height field images i.e.
> as Targa image) in a ZIP archive in povray.binaries.scene-files and include
> a description of your problem and expected output.
>
> Based on this information others should be able to resolve, verify or offer
> a workaround for your problem.
>
>      Thorsten
>
> ____________________________________________________
> Thorsten Froehlich
> e-mail: mac### [at] povrayorg
>
> I am a member of the POV-Ray Team.
> Visit POV-Ray on the web: http://mac.povray.org

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