In article <3a9590e4$1@news.povray.org>, yooper says...
<snip>
> I did a lot of experimenting and it ends up being a balancing act . . .
> More spheres means smaller dia ones and at some point, the visual
> effect of glass beads is lost when the spheres are too small.
> I played with various numbers of them and altered the dia and the
> spacing until I had the desired effect.  Also depends on the photo . . .
> and had to scale and translate the image to get the center at a point
> where it didn't make a mess of some feature.  Also, that's the reason
> for rendering at 1280 - to bring the size of the spheres up to a level
> where they could still be seen as beads. Each image will vary and
> it took many, many test renderings until I found this one.
>   I'm pleased with it . . . will try to find a spot to stash the large one
> and post a link to it . . . quite a different effect full-size.  I can see
> some artifacts in this one.
> 
<snip>
Yes I see now. There's one thing I did: changed the brightness upwards 
in Photoshop. IMHO this was an improvement: I could see more of her 
eyes, and the contrast in the darker regions was improved favourably 
too, I think.

-- 
Regards,  Sander

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