clipka wrote:
> "normals on" in a radiosity block causes radiosity to take fake surface normal
> variations into accunt, thereby increasing the number of samples required...

  Are you sure that radiosity taking into account normal perturbation
requires additional sampling? Why would it?

  (Or do you mean that normal perturbation may create more changes in
the lighting, in which case the error_bound is triggered more easily,
resulting in more sampling?)

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