POV-Ray : Newsgroups : povray.advanced-users : truncated spheres : Re: truncated spheres Server Time
4 Oct 2024 19:19:53 EDT (-0400)
  Re: truncated spheres  
From: dragonmage
Date: 20 Mar 2007 21:50:03
Message: <web.46009d1b42d0a127add0a3280@news.povray.org>
Warp <war### [at] tagpovrayorg> wrote:
> You are most probably hitting the internal limit set in POV-Ray for
> distances.
>
>   POV-Ray uses a deliberate limit. If an intersection point is farther
> away than this limit, it's ignored.
>
>   There are many reasons for setting up this kind of limit, one of which
> is to prevent the program from misrendering objects due to floating point
> inaccuracies. Granted, I think that limit could be made larger without
> any accuracy problems showing up, at least not with most primitives.
>
> --
>                                                           - Warp

Can you be more specific on what/where this limit is documented?
I am trying to search for it but not finding it amongst all the hits.
Not that there is very little distance between light, camera and objects:
they are all displaced together by 1mil from the origin.

chris


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