POV-Ray : Newsgroups : povray.general : query - disappearing balls of fire : Re: query - disappearing balls of fire Server Time
28 Apr 2024 07:11:50 EDT (-0400)
  Re: query - disappearing balls of fire  
From: Alain
Date: 14 May 2016 12:42:52
Message: <5737558c$1@news.povray.org>
Le 16-05-13 14:22, Bob Frew a écrit :
> Hi all,
> whilst changing an old scene to work under 3.7 I found a funny.
> Have narrowed it down to the following.
>
> using following code all is well and as expected, however if you change
> the position of the plane to +2 you lose the sphere ???
> Am puzzled as to why.
> Can use workaround of making image_map with negative plane and then
> rotate it 180*y
>
> Is probably my understanding of things
>              ... Bob
>

The plane have an interior. You must make it hollow or use the inverse 
option.

By the way, a disk object share the same interior as a coincident plane, 
and can affect nedias in the same way, outside of it's visible part.


Alain


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