public static PlaneSurface ToRhinoSurface(this DB.PlanarFace face) => FromPlane ( face.Origin, face.XVector, face.YVector, face.FaceNormal, face.GetBoundingBox() );
public static PlaneSurface ToRhinoSurface(DB.PlanarFace face, double relativeTolerance) => FromPlane ( face.Origin, face.XVector, face.YVector, face.FaceNormal, face.GetBoundingBox(), relativeTolerance );