[Radiance-general] Re: Cubical sky maps?

[R Fritz]

On 2010-06-12 02:41:27 -0700, Lars O. Grobe said:

> On 11.06.2010 18:57, R Fritz wrote:
>> Anyone using these? Anyone think these might be possible?
> 
> Should be possible, but why give up the advantages of the dimensionless 
> source-object? With cubical maps you must think about where in you cube 
> the scene is to be located, how much related error to accept, then, how 
> to get the increased scene bounding box reflected in the ambient 
> setting...

Thanks, Lars. The big reason for doing this is to make it possible to 
use a captured sky, and it's probably easier to keep the exterior 
housing containing cameras clean if it's got flat surfaces, than if 
it's a sphere.
-- 
Randolph Fritz • RFritz at lbl.gov
Environmental Energy Technologies Division • Lawrence Berkeley Labs