bFound = BOPTools_AlgoTools3D::GetApproxNormalToFaceOnEdge
(aE, aF, aT, aDt, aPx, aDN, theContext);
aProjPL.Perform(aPx);
+ Standard_ASSERT_RETURN(aProjPL.IsDone(),
+ "GetFaceDir: Project point on plane is failed", Standard_False);
aPx = aProjPL.NearestPoint();
gp_Vec aVec(aP, aPx);
aDB.SetXYZ(aVec.XYZ());