>"Bill Pragnell" <bil### [at] hotmailcom> WROTE:
>
> The clouds are elongated spheroid functions (similar to the spherical
> pattern), but each point on the surface is pushed around by a granite
> pigment function. The distant trefoil is partly inside a cloud, and casts
> long shadows through it. This was an accident of placement, I never
> intended any of the knots to touch the clouds, but it looks really good so
> I think I'll leave it!
>
> Comments are welcome, especially regarding the clouds. I want to make them
> as believable as possible :)
>
> Bill
>
Your clods are fascinating, but I haven't understood how did you realized
them, what's exactly meaning "pushing" a point of a surface?
Thank you in advance,
;-)
Paolo

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