[Radiance-general] Shadow above highlight?

[Thomas Bleicher]

On Mon, Jul 27, 2009 at 11:41 PM, <schwaj3 at rpi.edu> wrote:
> I am fairly stumped as to what is going on here. I have a box with a
> square hole, 1/3 x 1/3 the width of the box, to allow sunlight into my room.

[...]

> This picture was rendered using -ab 1
> http://i639.photobucket.com/albums/uu111/radiancebox/radiance.jpg
> You'll note on this image, that there is a strange shadow on the ceiling.
> I am unable to figure out why.

John. I can't really explain what's going on but have you tried to
increase your "-ab" value? This should provide you with a more
even light distribution.

You can probably also change other values like "-ad" or "-aa".
But you didn't comment on those so I can't say if there is potential.

Thomas