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That worked perfectly!! Thanks a lot!!
clipka <ano### [at] anonymous org> wrote:
> Am 04.11.2015 um 15:36 schrieb MCotr:
> > Hi,
> > I've been trying to solve this problem by looking around, but I didn't find any
> > solution.
> >
> > I define a parametric surface in this way
> >
> > #declare SlabPhC2= parametric {
> > function { u }
> > function { v }
> > function { MaxDisp*(cosh(sigma*u) - cos(sigma*u) + (sinh(sigma*u) -
> > sin(sigma*u))*B)}
> >
> > <0,0>, <L_Slab,W_Slab>
> > contained_by { sphere{0, 10} }
> > accuracy 0.01
> > precompute 10 x,y,z
> > pigment {rgb <0.98, 0.83, 0.58>}
> > }
> >
> >
> > where MaxDisp, sigma, B, L_Slab and W_Slab are all parameters defined elsewhere.
> > Basically the surface is a rectangular surface bended towards the z axis.
> >
> > Now I would like to sweep this surface along the z direction for a certain
> > distance, in order to get a bended slab with a certain tichkness.
> >
> > Does anybody know how to do it?
>
> If you have a parametric with the structure
>
> parametric {
> function { u }
> function { v }
> function { f(u,v) }
> }
>
> then, if I'm not mistaken, a corresponding sweep could be created using
> an isosurface with the structure
>
> isosurface {
> function { abs(z-f(x,y)) }
> }
>
> and a threshold equal to half the desired sweep distance. The result
> will be centered around the original parametric.
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