"Ken Cecka" <cec### [at] homecom> wrote in message
news:3a12b01b@news.povray.org...

>  I tried all three of your suggestions - method and max_gradient 20 fixed
> the problem, but eval did not appear to change anything.  But it looks
like
> I'm back in business :)
>

Well, if nothing else, eval will have returned the actual value for
max_gradient that you need.

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