forceSmear_APE.h

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#ifndef FORCESMEAR_APE_INCLUDED
#define FORCESMEAR_APE_INCLUDED
 
#include "forceSmear.h"
 
#include "Field/shiftField_lex.h"
 
#include "Smear/projection.h"
#include "Smear/smear_APE.h"
 
#include "IO/bridgeIO.h"
using Bridge::vout;
 
 
class ForceSmear_APE : public ForceSmear
{
 public:
  static const std::string class_name;
 
 private:
  Bridge::VerboseLevel m_vl;
 
  int m_Ndim, m_Nvol;
  std::vector<double> m_rho;
  Projection *m_proj;
  ShiftField_lex m_shift;
  std::vector<Field_G> m_U;
  std::vector<Field_G> m_iTheta;
 
 public:
  ForceSmear_APE(Projection *proj)
    : m_vl(CommonParameters::Vlevel()), m_proj(proj)
  {
    init();
  }
 
  ForceSmear_APE(Projection *proj, const Parameters& params)
    : m_vl(CommonParameters::Vlevel()), m_proj(proj)
  {
    init();
    set_parameters(params);
  }
 
  //  ~ForceSmear_APE(){
  //  };
 
  // Setting parameters with Parameters object.
  void set_parameters(const Parameters& params);
 
  // Setting parameters with uniform smearing parameter.
  void set_parameters(const double rho1);
 
  // Setting parameters with anisotropic smearing parameter.
  void set_parameters(const std::vector<double>& rho);
 
  // Getting parameters by Parameters object.
  void get_parameters(Parameters& params) const;
 
  // Force computation.
  void force_udiv(Field_G& Sigma, const Field_G& Sigma_p, const Field_G& U);
 
 private:
  void init();
 
  double rho(const int mu, const int nu)
  {
    return m_rho[mu + nu * m_Ndim];
  }
 
  void force_each(Field_G&,
                  const Field_G&, const Field_G&,
                  const Field_G&, const Field_G&, const int mu, const int nu);
 
  void staple(Field_G&,
              const Field_G&, const Field_G&,
              const int mu, const int nu);
 
#ifdef USE_FACTORY
 private:
  static ForceSmear *create_object(Projection *proj)
  {
    return new ForceSmear_APE(proj);
  }
 
  static ForceSmear *create_object_with_params(Projection *proj, const Parameters& params)
  {
    return new ForceSmear_APE(proj, params);
  }
 
 public:
  static bool register_factory()
  {
    bool init = true;
    init &= ForceSmear::Factory::Register("APE", create_object);
    init &= ForceSmear::Factory_params::Register("APE", create_object_with_params);
    return init;
  }
#endif
};
#endif