[Radiance-general] Preetham sky in Radiance

[Rob Guglielmetti]

As far as I know, Mark Stock's attempt is the only one I know of in the Radiance world…

- Rob

On Oct 15, 2012, at 3:19 AM, "Giovanni Betti" <gbetti at fosterandpartners.com> wrote:

> Dear All,
> 
> I was wondering if anyone had ever tried to generate a sky description
> for radiance based on the 'Practical Analytic Model for Daylight'
> suggested by Preetham et al.
> Particularly I was wondering if anyone tried to solve the equations in
> such a way that (like the Perez sky model in Gendaylit) all parameter
> can be derived from a standard weather file and the turbidity calculated
> from the ratio of direct and diffuse illuminace (or irradiance)
> I seem to remember the GenUtah sky by Mark Stock went some way in this
> direction but the format of inputs wasn't amenable to submit climatic
> data.
> 
> Thanks in advance for your help,
> 
> Regards,
> 
> Giovanni
> 
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