"Tim Nikias v2.0" wrote:
> 
> What kind of settings? I've been experimenting all weekend
> now. I've noticed that using pretrace_start .5 and pretrace_end .01
> don't make a difference when compared to start and end at .01.
> 
> If you know something we don't, then don't hold it back! :-)

I have shown samples with the effect of rendering with and without
pretrace before.  You will of course have difficulties to spot any
differences when using high quality settings which lead to a very smooth
lighting anyway.  For tracing without pretrace set both start and end to
1.

Christoph

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