HOExtrapBC.H

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#ifndef _HOEXTRAPBC_H_
#define _HOEXTRAPBC_H_

#include "GhostBC.H"


class HOExtrapBC : public BoxGhostBC
{
public:
  friend class DomainGhostBC;

  HOExtrapBC();

  ~HOExtrapBC();

  HOExtrapBC(int dir, Side::LoHiSide sd, 
             const Interval& a_comps);

  HOExtrapBC(int dir, Side::LoHiSide sd);
             
  
protected:
  
  virtual void applyHomogeneousBCs(FArrayBox& a_state,
                                   const ProblemDomain& a_domain,
                                   Real a_dx) const;
  
  virtual void applyInhomogeneousBCs(FArrayBox& a_state,
                                     const ProblemDomain& a_domain,
                                     Real a_dx) const;
  
  virtual void applyHOExtrapBCs(FArrayBox& a_state, 
                              const ProblemDomain& a_domain,
                              Real a_dx) const;
  

  virtual void fillBCValues(FArrayBox& a_neumfac,
                            FArrayBox& a_dircfac,
                            FArrayBox& a_inhmval,
                            Real a_dx, 
                            const ProblemDomain& a_domain) const;


  virtual void applyHomogeneousBCs(FArrayBox& a_state,
                                   const Box& a_domain,
                                   Real a_dx) const;
  
  virtual void applyInhomogeneousBCs(FArrayBox& a_state,
                                     const Box& a_domain,
                                     Real a_dx) const;
  
  virtual void applyHOExtrapBCs(FArrayBox& a_state, 
                              const Box& a_domain,
                              Real a_dx) const;
  

  virtual void fillBCValues(FArrayBox& a_neumfac,
                            FArrayBox& a_dircfac,
                            FArrayBox& a_inhmval,
                            Real a_dx, 
                            const Box& a_domain) const;
  
  BoxGhostBC* new_boxghostbc() const;
  
private:
  HOExtrapBC(const HOExtrapBC& extrapin) {;}
  void operator=(const HOExtrapBC& extrapin) {;}
  
};




#endif

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