Description:
Only for developers who are defining custom subclasses of MeshObject. Directly sets the internal mesh geometry for this object. Note that this function does not work with Rhino's "undo".
protected
Returns:
Type: Mesh
The old mesh geometry that was set for this object
Remarks:
Note that this function does not work with Rhino's "undo". The typical approach for adjusting the mesh geometry is to modify the object that you get when you call the MeshGeometry property and then call CommitChanges.