RVTDocs.com
Namespace: Autodesk.Revit.DB Class: PlanarFace

PlanarFace.YVector

Property
Description:
The Y-vector of the planar face.
Remarks:
Note that the cross product of X-vector and Y-vector may result in the reverse of the FaceNormal vector depending upon how Revit has structured this particular face.
Syntax
public XYZ YVector { get; }