### Description
<p>This filter will extract the boundary edges of a mesh. The original mesh is shown with the feature edges shown in red. </p>
A tutorial on how to setup a Windows Forms Application utilizing ActiViz.NET can be found here: [Setup a Windows Forms Application to use ActiViz.NET](http://www.vtk.org/Wiki/VTK/CSharp/ActiViz.NET)<br />
Note: As long as ActiViz.NET is not build with VTK version 6.0 or higher you must define the preprocessor directive VTK_MAJOR_VERSION_5.
