#include <Standard_DefineAlloc.hxx>
#include <Standard_Handle.hxx>
-#include <Standard_Real.hxx>
#include <CSLib_DerivativeStatus.hxx>
#include <Standard_Boolean.hxx>
#include <CSLib_NormalStatus.hxx>
-#include <Standard_Integer.hxx>
#include <TColgp_Array2OfVec.hxx>
class gp_Vec;
class gp_Dir;
-class CSLib_Class2d;
-class CSLib_NormalPolyDef;
//! This package implements functions for basis geometric
//! In the regular cases , Iduref=Idvref=0.
Standard_EXPORT static gp_Vec DNNormal (const Standard_Integer Nu, const Standard_Integer Nv, const TColgp_Array2OfVec& DerNUV, const Standard_Integer Iduref = 0, const Standard_Integer Idvref = 0);
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-protected:
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-private:
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-friend class CSLib_Class2d;
-friend class CSLib_NormalPolyDef;
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};
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#endif // _CSLib_HeaderFile