In article <39062EF7.1EFF9133@pacbell.net>, lin### [at] povrayorg 
wrote:

> Using media densities is really not that slow in the official version.
> It's when you use scattering media that things slow way down.

You would have to use scattering media to get ground or frosted glass to 
work right. Emitting media might fake it under some special conditions, 
but it would be limited, and I think absorbing media would be useless 
for this.

-- 
Christopher James Huff - Personal e-mail: chr### [at] yahoocom
TAG(Technical Assistance Group) e-mail: chr### [at] tagpovrayorg
Personal Web page: http://chrishuff.dhs.org/
TAG Web page: http://tag.povray.org/

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