POV-Ray : Newsgroups : povray.binaries.images : reflecting photons in media testing [~15KB Jpg] : Re: reflecting photons in media testing [~15KB Jpg] Server Time
4 Nov 2024 13:45:53 EST (-0500)
  Re: reflecting photons in media testing [~15KB Jpg]  
From: Paul Jones
Date: 17 Aug 2000 08:09:30
Message: <399BD561.48D89529@psu.edu>
well, I guess that answers my question!!  Thanks a bunch....


-paul

Bob Hughes wrote:
> 
> This post is somewhat of a response to Paul Daniel Jones' question at p.a-u.
> but also for the benefit of proving to others it can be done in case like me
> you were skeptical of reflecting light in media.
> 
> Two images in one here, shows a spotlight reflecting off of mirrors placed
> at four corners of a room filled with media.  The upper part is regular
> spotlight (no parallel or cylinder or anything else special), you can see
> the faint hint of it's origin's the thin triangle of slightly brighter
> illumination between the lower two mirrors.
> The second part of this image is a cylindrical spotlight.  Although it's
> obviously very wrong I can't say for sure or not if it might be fixable
> simply by tweaking on parameters.
> Chris Huff pointed out the mediaphot.pov sample scene file that goes with
> MegaPov (if you d/l those from Nathan's site) and using that you can change
> it to reflect light also and then see for yourself it does indeed work.
> Albeit slowly so I'd recommend changing to faster settings such as method 2
> media and a lower sample number, etc.
> 
> Bob
> --
> omniVerse http://users.aol.com/persistenceofv/all.htm
> 
>  [Image]

-- 



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Paul Daniel Jones
The Pennslyvania State University

pdj### [at] psuedu
http://research.chem.psu.edu/glassgrp/paul

       C            The way is near, but men
     // \           seek it afar. It is in the
    N    N          easy things, but men seek it
    |    ||         in the difficult things.
    C    C          -Menicius
     \\  /
       C
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