[vtkusers] refinement of iso surface

Jothybasu Selvaraj jothybasu at gmail.com
Thu Jul 5 04:45:31 EDT 2012


If you mean "refine" as smoothing use vtkWindowedSincPolyDataFilter.

Jothy

On Thu, Jul 5, 2012 at 12:19 AM, Dale "Luke" Peterson
<hazelnusse at gmail.com>wrote:

> I'm using vtkContourFilter to generate an iso surface of a function of
> three variables.  I am currently using a 50x50x50 mesh, which works
> fine for some parts of the isosurface but not for others.  Does VTK
> have a way to refine the mesh of an isosurface?  The function I'm
> looking at has a reasonably tractable gradient and hessian, that I can
> compute in analytic form, in case that is helpful.  Attached is an
> example of one region of the surface which is suffering from the
> uniform mesh.
>
> Thanks,
> Luke
>
>
> --
> "People call me a perfectionist, but I'm not. I'm a rightist. I do
> something until it's right, and then I move on to the next thing."
> -- James Cameron
>
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-- 
Jothybasu Selvaraj
PhD Student
University of Liverpool
UK
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