// This file is generated by WOK (CPPExt).
// Please do not edit this file; modify original file instead.
// The copyright and license terms as defined for the original file apply to 
// this header file considered to be the "object code" form of the original source.

#ifndef _HLRBRep_SLPropsATool_HeaderFile
#define _HLRBRep_SLPropsATool_HeaderFile

#include <Standard.hxx>
#include <Standard_DefineAlloc.hxx>
#include <Standard_Macro.hxx>

#include <Standard_Address.hxx>
#include <Standard_Real.hxx>
#include <Standard_Integer.hxx>
class gp_Pnt;
class gp_Vec;



class HLRBRep_SLPropsATool 
{
public:

  DEFINE_STANDARD_ALLOC

  
  //! Computes the point  <P> of 	parameter <U> and <V>
  //! on the Surface <A>.
    static   void Value (const Standard_Address A, const Standard_Real U, const Standard_Real V, gp_Pnt& P) ;
  
  //! Computes the point <P>  and first derivative <D1*>
  //! of parameter <U> and <V> on the Surface <A>.
    static   void D1 (const Standard_Address A, const Standard_Real U, const Standard_Real V, gp_Pnt& P, gp_Vec& D1U, gp_Vec& D1V) ;
  
  //! Computes the point <P>, the first derivative <D1*>
  //! and second  derivative <D2*> of parameter  <U> and
  //! <V> on the Surface <A>.
    static   void D2 (const Standard_Address A, const Standard_Real U, const Standard_Real V, gp_Pnt& P, gp_Vec& D1U, gp_Vec& D1V, gp_Vec& D2U, gp_Vec& D2V, gp_Vec& DUV) ;
  
  Standard_EXPORT static   gp_Vec DN (const Standard_Address A, const Standard_Real U, const Standard_Real V, const Standard_Integer Nu, const Standard_Integer Nv) ;
  
  //! returns the order of   continuity of the   Surface
  //! <A>.  returns  1   :  first  derivative    only is
  //! computable returns 2 : first and second derivative
  //! only are computable.
    static   Standard_Integer Continuity (const Standard_Address A) ;
  
  //! returns the bounds of the Surface.
    static   void Bounds (const Standard_Address A, Standard_Real& U1, Standard_Real& V1, Standard_Real& U2, Standard_Real& V2) ;




protected:





private:





};


#include <HLRBRep_SLPropsATool.lxx>





#endif // _HLRBRep_SLPropsATool_HeaderFile
