Extract Edges (ExtractEdges)
Extract edges of 2D and 3D cells as lines.
The Extract Edges filter produces a wireframe version of the input dataset by extracting all the edges of the dataset's cells as lines. This filter operates on any type of data set and produces polygonal output.

PropertyDescriptionDefault Value(s)Restrictions
Input
(Input)
This property specifies the input to the Extract Edges filter.  

The selected object must be the result of the following: sources (includes readers), filters.

The selected dataset must be one of the following types (or a subclass of one of them): vtkDataSet.