POV-Ray : Newsgroups : povray.binaries.images : Sundial and shadow problem : Re: Sundial and shadow problem Server Time
30 Nov 2023 05:42:32 EST (-0500)
  Re: Sundial and shadow problem  
From: Subclick
Date: 6 Jan 2021 22:01:49
Message: <87czyhtppn.fsf@sp.am>
"Kenneth" <kdw### [at] gmailcom> writes:
> After reading the various suggestions here, I
> experimented with different
> set-ups, and finally found one that works. It uses
> two light sources: a
> shadowless one in a light_group with the large
> horizonal disc, and another light
> for everything else. The no_shadow flag is not
> needed in any of the objects.

I’ve tried that out, too.  With a shadowless light source, you don’t get
highlights.  You can remedy this by setting “no_shadow” for both the
wall and the gnomon, and putting the former in a light group with a
negative-intensity light source projected through the gnomon.

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