[vtkusers] retrieving gaussian curvature

Syn3DDM haythem.jaidi at hotmail.com
Wed Apr 18 13:01:55 EDT 2007


Hi
Yes   curvature.GetOutput().GetPointData().GetScalars() will return the
gaussian curvature if you have specified that the curvature type is
gaussian. you have to add this instruction

curvature.SetCurvatureTypeToGaussian();


Jelle Feringa / EZCT Architecture & Design Research wrote:
> 
> Hi,
> 
> I've been using vtkCurvatures to compute the gaussian curvature on
> vtkPolyData.
> I'm just wondering whether
> curvature.GetOutput().GetPointData().GetScalars()
> will return the gaussian curvature; the values returned are in quite a
> different range from what I'm used to seeing in nurb modellers (no wonder
> since this is discrete geometry?)
> 
> Many thanks,
> 
> -jelle
> 
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