In article <3E155F55.1A237A45@gmx.de> , Christoph Hormann
<chr### [at] gmx de> wrote:
> Another thing i have been thinking of is if it would not be better to have
> a uniform distribution but weight the sample rays according to cosine
> theta. At least it could be worth trying if that diminishes radiosity
> artefacts in some situations.
Keep in mind that such a method will very likely require more samples to be
taken. Most pseudo-random functions simply don't give you too nice values
for a small set of samples (like the 35 default). My guess (or hope?) is
that the current table has been tweaked accordingly for small sample sets.
Thorsten
____________________________________________________
Thorsten Froehlich, Duisburg, Germany
e-mail: tho### [at] trf de
Visit POV-Ray on the web: http://mac.povray.org
Post a reply to this message
|