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Le_Forgeron <jgr### [at] free fr> wrote:
> If I got the problem exposed in "Smoothing bicubic_patchs, A pain":
> * you have four non-coplanar points, each pair of the external 4 sided
> figure connected by cubic splines (each pair is adjacent on its spline,
> no intermediate point on the spline)
>
>
> Challenge: have a nice surface which joins each splines.
>
>
> For start, an illustration of a possible setting.
Yes, and now if you iteratively made that smaller, you'd approach the true
surface. I think with smooth_triangles it would look fairly decent.
How you subdivide such rectangles is the challenge, because you have to
interpolate along the splines.
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