Zeger Knaepen wrote:
> 
> > Because it uses a fixed table for the sample directions.  If you know a
> > way for generating an arbitrary number of sample directions on the fly
> > with random yet uniform distribution (and cos theta density distribution)
> > you are welcome to share it... ;-)
> 
> Why is a fixed table necessary?

Have you read what i wrote?

I don't know a method to generate such a distribution in high quality that
would be fast enough to be run before every render - if you do feel free
to implement it. 

Christoph

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