+ } else if (aType == LINE_TWO_FACES) {
+ Handle(GEOM_Function) aRefFace1 = aPI.GetFace1();
+ Handle(GEOM_Function) aRefFace2 = aPI.GetFace2();
+ TopoDS_Shape aShape1 = aRefFace1->GetValue();
+ TopoDS_Shape aShape2 = aRefFace2->GetValue();
+ if (aShape1.ShapeType() != TopAbs_FACE ||
+ aShape2.ShapeType() != TopAbs_FACE) {
+ Standard_ConstructionError::Raise("Wrong arguments: two faces must be given");
+ }
+ if (aShape1.IsSame(aShape2)) {
+ Standard_ConstructionError::Raise("The end faces must be different");
+ }
+ BRepAlgoAPI_Section E (aShape1, aShape2, Standard_False);
+ E.Approximation(Standard_True);
+ E.Build();
+ if (!E.IsDone()) {
+ Standard_ConstructionError::Raise("Line can not be performed on the given faces");
+ }
+ else
+ {
+ TopExp_Explorer Exp (E, TopAbs_EDGE);
+ if ( Exp.More() ){
+ aShape = Exp.Current();
+ Exp.Next();
+ }
+ else
+ {
+ Standard_ConstructionError::Raise("Faces not have intersection line");
+ aShape = E.Shape();
+ }
+ if ( Exp.More() )
+ aShape = E.Shape();
+ }
+