In article <39AD832F.5E469EB6@shinbiro.com>, sjk### [at] internetzonecokr 
wrote:

> I'd like to konw the IOR in interior related to the calculation of
> Fresnel coeff. either in POV or MegaPOV.
> I'd like to know whethers the calculation is done in a rather specific
> condition, for example, requiring the use of photon-mapping(please
> ignore my incorrect use of the term) or just generally used calculation
> method in POV.

Angle-dependant reflection using the fresnel equation is only available 
in MegaPOV right now. The ior value used is the ior you specify in the 
interior. Photon mapping is not required for angle-dependant reflection.

-- 
Christopher James Huff
Personal: chr### [at] maccom, http://homepage.mac.com/chrishuff/
TAG: chr### [at] tagpovrayorg, http://tag.povray.org/

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