#include <Handle_Geom2d_BSplineCurve.hxx>
#include <Handle_Geom_BSplineCurve.hxx>
#include <Standard_Boolean.hxx>
#include <Standard_Real.hxx>
#include <Handle_Adaptor2d_HCurve2d.hxx>
#include <Handle_Adaptor3d_HSurface.hxx>
#include <GeomAbs_Shape.hxx>
#include <Standard_Integer.hxx>
#include <Standard.hxx>
#include <Standard_Macro.hxx>