action_F_Rational.h

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#ifndef ACTION_F_RATIONAL_INCLUDED
#define ACTION_F_RATIONAL_INCLUDED

#include "Action/action.h"

#include "Fopr/fopr_Rational.h"
#include "Force/Fermion/force_F_Rational.h"

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


class Action_F_Rational : public Action
{
 public:
  static const std::string class_name;

 private:
  std::string m_label;    // label of action

  Fopr  *m_fopr_langev;
  Fopr  *m_fopr_H;
  Force *m_fopr_force_MD;

  Field *m_U;

  Field m_psf;

 public:
  Action_F_Rational(
    Fopr *fopr_langev, Fopr *fopr_H, Force *fopr_force_MD)
    : Action(),
      m_fopr_langev(fopr_langev), m_fopr_H(fopr_H), m_fopr_force_MD(fopr_force_MD)
  {
    setup();
  }

  Action_F_Rational(
    unique_ptr<Fopr>& fopr_langev, unique_ptr<Fopr>& fopr_H, unique_ptr<Force>& fopr_force_MD)
    : Action(),
      m_fopr_langev(fopr_langev.get()), m_fopr_H(fopr_H.get()), m_fopr_force_MD(fopr_force_MD.get())
  {
    setup();
  }

  ~Action_F_Rational() {}

  void set_parameters(const Parameters& params);

  void set_label(std::string label)
  {
    m_label = label;
    vout.detailed(m_vl, "  label: %s\n", m_label.c_str());
  }

  std::string get_label()
  {
    return m_label;
  }

  void set_config(Field *U)
  {
    m_U = U;
    m_fopr_langev->set_config(U);
    m_fopr_H->set_config(U);
    m_fopr_force_MD->set_config(U);
  }

  double langevin(RandomNumbers *);

  double calcH();

  //const Field force();
  void force(Field&);

 private:
  void setup();

  void tidyup();
};
#endif