force_F_Rational.h

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#ifndef FORCE_F_RATIONAL_INCLUDED
#define FORCE_F_RATIONAL_INCLUDED
 
#include "lib/Force/Fermion/force_F.h"
#include "lib/Solver/shiftsolver_CG.h"
#include "lib/Fopr/fopr.h"
#include "lib/IO/bridgeIO.h"
using Bridge::vout;
 
 
class Force_F_Rational : public Force
{
 public:
  static const std::string class_name;
 
 private:
  int m_Np;                  
  int m_n_exp;               
  int m_d_exp;               
  double m_x_min;            
  double m_x_max;            
  int m_Niter;               
  double m_Stop_cond;        
  Bridge::VerboseLevel m_vl; 
 
  Fopr *m_fopr;              
  Force *m_force;            
 
  Shiftsolver_CG *m_solver;
 
  double m_a0;               
  std::vector<double> m_bl;  
  std::vector<double> m_cl;  
 
  std::vector<Field> m_psi;
  Field *m_eta;
 
  Field_G *m_force1;
  Field_G *m_force2;
 
 public:
 
  DEPRECATED
  Force_F_Rational(Fopr *fopr, Force *force)
    : m_fopr(fopr), m_force(force)
  { init(); }
 
  Force_F_Rational(Fopr *fopr, Force *force, const Parameters& params)
    : m_fopr(fopr), m_force(force)
  { init(params); }
 
  ~Force_F_Rational() { tidyup(); }
 
  void set_parameters(const Parameters& params);
 
  void set_parameters(const int Np, const int n_exp, const int d_exp,
                      const double x_min, const double x_max,
                      const int Niter, const double Stop_cond);
 
  void get_parameters(Parameters& params) const;
 
  void set_config(Field *U);
 
  void force_udiv(Field&, const Field&);
 
  void force_core1(Field&, const Field&, const Field&);  // dummy entry
  void force_udiv1(Field&, const Field&, const Field&);  // dummy entry
 
 private:
  void init(const Parameters& params);
 
  void init();
 
  void tidyup();
 
  void setup(int Np_prev);
 
  void set_parameters_impl(const Parameters& params);
 
  void set_parameters_impl(const int Np,
                           const int n_exp, const int d_exp,
                           const double x_min, const double x_max,
                           const int Niter, const double Stop_cond);
 
  void force_udiv_impl(Field_G&, const Field&);
 
};
#endif