[Paraview] vtkImplicitBoolean + UnstructuredGrids

Amy Squillacote amy.squillacote at kitware.com
Wed May 2 11:50:19 EDT 2007


Hi Vinicius,

In ParaView (or VTK), have you tried applying the Clip filter to your 
unstructured grid? You can use a vtkSphere as the clip function. This 
way you don't have to convert your dataset to an implicit function.

- Amy

Vinicius Pessôa wrote:
> Hi All.
>
> That`s more like a VTK question. But maybe some of you have had a 
> problem like this.
>
> I have an UnstructuredGrid witch I must take the difference of it from 
> a vtkSphere implicit function.
>
> Basically, I`m using the vtkImplicitDataSet to turn my UG into an 
> Implicit Function and the using the vtkImplicitBoolean to make its 
> difference (just like the IceCreamBite example, also using the 
> vtkSampleFunction). I`ve also added some scalars to the Unstructured 
> Grid, so the ImplicitDataSet filter stops complaining. Well, as Output 
> I`m getting just the sphere. 
>
> I have also tried the vtkGeometryFilter, but it had no effect.
>
> If anyone has been through something like this and could get me a 
> hand, I would really apreciate.
>
> Thank`s in advance to you all.
>
> [ ]`s
> ________________________________________
> Atenciosamente,
> Vinicius Pessôa
> Analista de Sistemas
> Laboratório Nacional de Computação Científica
> +55 (24) 2242-9498
> +55 (24) 8803-7061
> ------------------------------------------------------------------------
>
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>   

-- 
Amy Squillacote
Kitware, Inc.
28 Corporate Drive
Clifton Park, NY 12065
Phone: (518) 371-3971 x106



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