"Marc Champagne" <nos### [at] pleasecom> wrote in message
news:Xns### [at] 204213191226...
>
> 6.11.11.2.13  Pretrace
> To control the radiosity pre-trace gathering step, use the keywords
> pretrace_start and pretrace_end within the radiosity{} block.
>
>
> Yes, but does the pretrace affect the quality of radiosity or is it just
> a mosaic effect for the render-window?

It is doing a sampling of areas, so yes, it is a quality factor. Pretrace
isn't the same as mosaic preview, only looks it.

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