in news:3e1f70c0@news.povray.org Warp wrote:

>   I would say that the best and more versatile thing you could do is
> to create a HF_RoundBox() macro which creates a mesh-heightfield with
> the shape of a rounded box, with the same principle as the other HF_*
> macros.

 Just an idea, more general than the above: find the set parametric 
equations for the "superquadratic ellipsoid" then plug in a forth function 
for the displacement and build a mesh using 'param.inc' or the 
'parametric' object.

Ingo

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