// Created on: 1998-02-02
// Created by: Philippe MANGIN
// Copyright (c) 1998-1999 Matra Datavision
// Copyright (c) 1999-2014 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.

#ifndef _GeomFill_LocFunction_HeaderFile
#define _GeomFill_LocFunction_HeaderFile

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

#include <TColgp_Array1OfVec.hxx>
#include <gp_Mat.hxx>
#include <Standard_Boolean.hxx>
#include <Standard_Real.hxx>
#include <Standard_Integer.hxx>
class GeomFill_LocationLaw;



class GeomFill_LocFunction 
{
public:

  DEFINE_STANDARD_ALLOC

  
  Standard_EXPORT GeomFill_LocFunction(const Handle(GeomFill_LocationLaw)& Law);
  
  //! compute the section for v = param
  Standard_EXPORT Standard_Boolean D0 (const Standard_Real Param, const Standard_Real First, const Standard_Real Last);
  
  //! compute the first  derivative in v direction  of the
  //! section for v =  param
  Standard_EXPORT Standard_Boolean D1 (const Standard_Real Param, const Standard_Real First, const Standard_Real Last);
  
  //! compute the second derivative  in v direction of the
  //! section  for v = param
  Standard_EXPORT Standard_Boolean D2 (const Standard_Real Param, const Standard_Real First, const Standard_Real Last);
  
  Standard_EXPORT void DN (const Standard_Real Param, const Standard_Real First, const Standard_Real Last, const Standard_Integer Order, Standard_Real& Result, Standard_Integer& Ier);




protected:





private:



  Handle(GeomFill_LocationLaw) myLaw;
  TColgp_Array1OfVec V;
  TColgp_Array1OfVec DV;
  TColgp_Array1OfVec D2V;
  gp_Mat M;
  gp_Mat DM;
  gp_Mat D2M;


};







#endif // _GeomFill_LocFunction_HeaderFile