Warp wrote:

> Bill Hails <bil### [at] europeyahoo-inccom> wrote:
>> Blob                          16563127         1082976      6.54
>> Blob Component               414964724        19817115      4.78
>> Blob Bound                  1177489001       498256364     42.32
> 
>   Try manually bounding your blob with a tighter sphere or square.
> The hitrate above is very low and that's because POV-Ray usually
> creates very big boinding boxes for blobs (it's difficult to get
> an optimal one, even though I don't know if it's impossible).

Ah, I see it.

>   You can find an optimal box or sphere by rendering a semi-transparent
> one around your blob and fine-tuning its location and dimensions until
> it tightly fits the blob. Then just add a bounding box or sphere to
> the blob with the same parameters.
> 
>> Fractal                      315767336        28621239      9.06
>> Lathe                          2124622          136523      6.43
>> Sphere Sweep                 138385042         3270646      2.36
> 
>   The same advice goes for these as well.

Yes, thanks.

> 
>   You can often fine-tune your area light to render slightly faster
> by modifying its parameters (mainly the 'adaptive' value, but sometimes
> even lowering the density of the pointlights). If the area light
> is lighting only a limited section of your scene, try seeing if you
> can make it a spotlight.
> 

Spotlight is not an option, I'm afraid, but I'll take a look at 'adaptive'.

Thanks very much for your help.
-- 
Bill Hails

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