#include <NCollection_DataMap.hxx>
#include <TopTools_ShapeMapHasher.hxx>
#include <Standard_Integer.hxx>
-#include <Standard_Real.hxx>
#include <Precision.hxx>
#include <Standard_Transient.hxx>
#include <TopAbs_State.hxx>
-#include <Standard_Boolean.hxx>
#include <BRepAdaptor_Surface.hxx>
#include <TColStd_MapTransientHasher.hxx>
class IntTools_FClass2d;