Marc-Hendrik Bremer wrote:
> 
> While you are right that higher accuracy values decrease the level of
> detail, it has other influences, too.
> I just tried it with an old scene and attached the resulting image. I
> increased the accuracy value by far (0.1 instead of 0.000001) and left
> anything else the way it was (after converting to 3.5 language of course).
> Pov reports, that I should decrease max_gradient to lower rentertime  (5.141
> instead of 6). In my opinion that black part is one of those isosurface
> artefacts.
> 

From just the picture i can't conclude much, but Povray's suggestion that
max_gradient is too high does not necessarily need to be correct.  

Christoph

-- 
Christoph Hormann <chr### [at] gmxde>
IsoWood include, radiosity tutorial, TransSkin and other 
things on: http://www.schunter.etc.tu-bs.de/~chris/

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