#include <TopoDS_Face.hxx>
#include <StepToTopoDS_Root.hxx>
#include <Handle_StepGeom_CurveBoundedSurface.hxx>
#include <Handle_Transfer_TransientProcess.hxx>
#include <Standard_Boolean.hxx>
#include <Standard.hxx>
#include <Standard_Macro.hxx>