Quite inspiring... I tried to do it myself.  I used to very fine Isosurface
noise and rendered under the same anti-aliasing settings.
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Trevor Quayle <Tin### [at] hotmailcom> wrote in message
news:3bcf1fd8@news.povray.org...
> Here are my latest attempts at reflection blurring.
> All use AA method 2, threshold 0.0, recursion level 3
>
> left to right, top to bottom:
> 1) No blurring
> 2) Horizontal (vertical scratches)
> 3) Vertical
> 4) Bi-directional (my first somewhat successful attempt)
> 5) Isotropic
> 6) Circular
>
> The bi-directional took me a while to figure out. Averaging horizontal and
> vertical wouldn't work (it finally occured to me why) and I finally came
up
> with a solution (which I won't reveal quite yet, but perhaps some of you
out
> there already can figure out yourselves). Now to test them all out with
> transmission.
>
> -tgq
>
>
>
>
>

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