[vtkusers] outline of a mesh

[Mathieu Malaterre]

Terry,

	Use a vtkGeometryFilter on your vtkUnstructuredGrid before passing it 
to the vtkDataSetMapper

HTH
Mathieu

Terry Hastings wrote:
> Hello
> 
> originally I was using a vtkUnstructuredGrid to represent my mesh which 
> worked fine, but it was rendering too slow for my purpose
> 
> So now i've decided to use the wall node and wall element information to 
> get an outline of the mesh
> 
> Originally the unstructured grid consisted of a bunch of vtkTetra cells 
> (each with 4 nodes), but now since i'm just outlining the wall, i have a 
> bunch of triangular 'faces'
> 
> I tried using vtkUnstructuredGrid consisting of vtkTriangle cells but it 
> crashes when I render - I reviewed my code and cant find what could be 
> teh problem, so this leads me to ask if vtkUnstructuredGrid is a 
> suitable class to represent this 'outline' of a mesh?
> 
> thanks
> terry
> 
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