[Sidefx-houdini-list] PBR render noise, tips?

paul simpson paul at realisestudio.com
Mon Mar 31 08:43:21 EDT 2008


On 31/03/2008, Abdelkareem Abonamous <anamous at gmail.com> wrote:
>
> AFAIK, the main quality control for Micropoly PBR is the ray variance
> antialiasing (under the sampling tab). try changing that from the
> defaults (1 and 9) to something like 64 and 512.


btw, quoting andrew:

> The variance option is not used for PBR.  it will use the maximum of the
> min/max ray sample parameters.

also, the good thing about MP-PBR is your decoupling motion the lighting
from the motion sampling.  great if your using motion blur - as hilites blur
v well as opposed to the raytraced blurring - which can get v grainy...



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