POV-Ray : Newsgroups : povray.binaries.images : Shadow Play : Re: Shadow Play Server Time
17 Aug 2024 08:20:57 EDT (-0400)
  Re: Shadow Play  
From: Batronyx
Date: 21 Oct 2001 11:53:23
Message: <3bd2ef73$1@news.povray.org>
"Mike Williams" <mik### [at] nospamplease> wrote in message
news:4J+VfC### [at] econymdemoncouk...
> Wasn't it Batronyx who wrote:
>
> >I was experimenting and came up with this. Anyone care to guess how it was
done?
> >Since there are a number of ways it _could_ have been done I will say it has
> >nothing to do with light groups.
>
> It's pretty obvious that it's not done with light_groups because then
> the green sphere would have been lit from the opposite side from its
> shadow.
>
> I reckon the green sphere is no_shadow, and there's a no_image sphere in
> the scene casting the extra shadow from the other end.
>
> (The object casting the extra shadow doesn't appear to be off screen
> because then the width of the penumbra would have been wider because the
> extra object would be closer to the area_light.)
>

You are partially correct; there is a 'no_shadow' on the green sphere. However,
there are _only_ three spheres ( except the one for the sky but it wasn't
entirely necessary).

^"^


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