fopr_Clover.h

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#ifndef FOPR_CLOVER_INCLUDED
#define FOPR_CLOVER_INCLUDED

#include "fopr_Wilson.h"
#include "fopr_CloverTerm.h"

#include "IO/bridgeIO.h"
using Bridge::vout;


class Fopr_Clover : public Fopr
{
 public:
  static const std::string class_name;

 private:
  double           m_kappa;               
  double           m_cSW;                 
  std::vector<int> m_boundary;            
  std::string      m_repr;                
  std::string      m_mode;                

  int m_Nvol, m_Ndim, m_Nc, m_Nd, m_NinF; 

  Fopr_Wilson     *m_fopr_w;              
  Fopr_CloverTerm *m_fopr_csw;            
  const Field_G   *m_U;                   

  //  Fopr_Clover_imp* m_imp;    //!< pimple prescription
  Field m_v1, m_v2;              

 public:

  Fopr_Clover()
    : Fopr()
  {
    init("Dirac");
  }

  Fopr_Clover(std::string repr)
    : Fopr()
  {
    init(repr);
  }

  ~Fopr_Clover()
  {
    tidyup();
  }

  void set_parameters(const Parameters& params);
  void set_parameters(double kappa, double cSW, std::vector<int> bc);

  void set_config(Field *U)
  {
    m_U = (Field_G *)U;
    m_fopr_w->set_config(U);
    m_fopr_csw->set_config(U);
  }

  void set_config(unique_ptr<Field_G>& U)
  {
    m_U = U.get();
    m_fopr_w->set_config(U.get());
    m_fopr_csw->set_config(U.get());
  }

  void set_mode(std::string mode)
  {
    m_mode = mode;
  }

  std::string get_mode() const
  {
    return m_mode;
  }

  void mult(Field& v, const Field& f)
  {
    if (m_mode == "D") {
      D(v, f);
    } else if (m_mode == "Ddag") {
      Ddag(v, f);
    } else if (m_mode == "DdagD") {
      DdagD(v, f);
    } else if (m_mode == "DDdag") {
      DDdag(v, f);
    } else if (m_mode == "H") {
      H(v, f);
    } else {
      vout.crucial(m_vl, "Error at %s: undefined mode = %s.\n", class_name.c_str(), m_mode.c_str());
      exit(EXIT_FAILURE);
    }
  }

  void mult_dag(Field& v, const Field& f)
  {
    if (m_mode == "D") {
      Ddag(v, f);
    } else if (m_mode == "DdagD") {
      DdagD(v, f);
    } else if (m_mode == "Ddag") {
      D(v, f);
    } else if (m_mode == "H") {
      H(v, f);
    } else {
      vout.crucial(m_vl, "Error at %s: undefined mode = %s.\n", class_name.c_str(), m_mode.c_str());
      exit(EXIT_FAILURE);
    }
  }

  void D(Field&, const Field&);
  void Ddag(Field&, const Field&);
  void DdagD(Field&, const Field&);
  void DDdag(Field&, const Field&);
  void H(Field&, const Field&);

  void mult_gm5(Field& v, const Field& w)
  {
    m_fopr_w->mult_gm5(v, w);
  }

  void mult_up(int mu, Field& v, const Field& w)
  {
    m_fopr_w->mult_up(mu, v, w);
  }

  void mult_dn(int mu, Field& v, const Field& w)
  {
    m_fopr_w->mult_dn(mu, v, w);
  }

  void mult_isigma(Field_F&, const Field_F&,
                   const int mu, const int nu);

  int field_nvol() { return m_Nvol; }
  int field_nin() { return 2 * m_Nc * m_Nd; }
  int field_nex() { return 1; }

  double flop_count();

 private:

  void init(std::string repr);
  void tidyup();
};
#endif