> 
> Pedro Rosas wrote:
> >
> > Do you know whether is possible (or how hard it would be) to read
> > photometric information of a "real" light (IES file) and create the
> > corresponding POV light?
> 
> What does an IES file look like? The intensity can be coded to the
> alpha channel of a spherical image map which is mapped to a sphere
> around a light source.

  Hmmm... I had a look at that topic in the past, and while I see how to
use color and distance information, I've no idea on how to relate light
intensity to POV-Ray light_sources... and of course I don't understand
your point about using alpha channel for that. Please, enlighten us!

-- 
Jaime Vives Piqueres

La Persistencia de la Ignorancia
http://www.ignorancia.org/

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