[Radiance-general] illum examples

[Greg Ward]

Whatever the glow distance is set to, no shadow testing will happen to  
materials through an intervening illum.  This is what it says in the  
reference manual I quoted to you.

-Greg

> From: Jia Hu <hujia06 at gmail.com>
> Date: July 20, 2010 4:28:27 PM PDT
>
> Hello:
>
> If I set maxrad in the "glow" type of luminaires to a positive  
> value, say, the diagonal of the luminaire dimension. The shadow  
> testing will happen if the distance between the luminaire and the  
> point is less than maxrad, right? If the illum rectangles encloses  
> the luminaire, is  there shadow testing if  the distance of the  
> point from luminaire is still less than maxrad (and the point is  
> outside of the illum rectangle) ?
>
> Cheers,
> Jia
>