extract outline from unstructured grid

[Will Schroeder]

At 12:58 AM 8/25/99 -0700, Uwe Kroiss wrote:
>Hi VTK-users!
>
>I need to extract the outline (edges) of an 
>unstructured grid (mesh of tetrahedrons). 
>Is there an easy way of doing that?
>
>
>TIA 

Try this:

GeometryFilter -> FeatureEdges -> PolyDataMapper -> Actor
(for feature, boundary, and/or non-manifold edges)

or

GeometryFilter -> ExtractEdges -> PolyDataMapper -> Actor (for all edges)

Will


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