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"Peter Popov" <pet### [at] vipbg> wrote in message
news:aop8svg88fo6kpqeotvqil7li64dq1boqb@4ax.com...
> On Tue, 25 Nov 2003 17:23:58 -0500, "Jeremy M. Praay"
> <jer### [at] questsoftwarecom> wrote:
...
> >Is there a way around this?
>
> Yes. Have all the machines share the same radiosity data. This is
> accomplished in two passes. In the first pass, for which you should
> use the fastest machine you have, render the whole image (maybe in a
> lower resolution and without antialiasing) and use always_sample on
> and save_file. In the second pass, which you split across different
> machines, use pretrace_start 1.0 pretrace_end 1.0 always_sample off
> and load_file. This will load the same radiosity data on all nodes and
> will minimize the amount of new samples they take, so you should end
> up with properly lineable image slices.
>
Thanks! I'll try that when I get a chance.
The effect wasn't very noticeable (luckily), since it was a
daylight+radiosity scene, but it was something that I noticed and I was a
bit disheartened, having spent 2 weeks running various pieces of the scene
on 3 different machines.
--
Jeremy
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