fopr_Clover_General.cpp

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#include "fopr_Clover_General.h"

#ifdef USE_FACTORY
namespace {
  Fopr *create_object()
  {
    return new Fopr_Clover_General();
  }


  Fopr *create_object_with_arg(const std::string& repr)
  {
    return new Fopr_Clover_General(repr);
  }


  bool init1 = Fopr::Factory_noarg::Register("Clover_General", create_object);
  bool init2 = Fopr::Factory_string::Register("Clover_General", create_object_with_arg);
}
#endif

//- parameter entries
namespace {
  void append_entry(Parameters& param)
  {
    param.Register_string("gamma_matrix_type", "NULL");

    param.Register_double("hopping_parameter_spatial", 0.0);
    param.Register_double("hopping_parameter_temporal", 0.0);
    param.Register_double("dispersion_parameter_spatial", 0.0);
    param.Register_double("Wilson_parameter_spatial", 0.0);
    param.Register_double("clover_coefficient_spatial", 0.0);
    param.Register_double("clover_coefficient_temporal", 0.0);
    param.Register_int_vector("boundary_condition", std::vector<int>());

    param.Register_string("verbose_level", "NULL");
  }


#ifdef USE_PARAMETERS_FACTORY
  bool init_param = ParametersFactory::Register("Fopr.Clover_General", append_entry);
#endif
}
//- end

//- parameters class
Parameters_Fopr_Clover_General::Parameters_Fopr_Clover_General() { append_entry(*this); }
//- end

const std::string Fopr_Clover_General::class_name = "Fopr_Clover_General";

//====================================================================
void Fopr_Clover_General::init(std::string repr)
{
  m_Nvol = CommonParameters::Nvol();
  m_Ndim = CommonParameters::Ndim();
  m_Nc   = CommonParameters::Nc();
  m_Nd   = CommonParameters::Nd();
  m_NinF = 2 * m_Nc * m_Nd;

  m_boundary.resize(m_Ndim);

  m_U = 0;

  m_repr = repr;

  m_fopr_w   = new Fopr_Wilson_General(repr);
  m_fopr_csw = new Fopr_CloverTerm_General(repr);

  m_v1.reset(m_NinF, m_Nvol, 1);
  m_v2.reset(m_NinF, m_Nvol, 1);
}


//====================================================================
void Fopr_Clover_General::tidyup()
{
  delete m_fopr_w;
  delete m_fopr_csw;
}


//====================================================================
void Fopr_Clover_General::set_parameters(const Parameters& params)
{
  const std::string str_vlevel = params.get_string("verbose_level");

  m_vl = vout.set_verbose_level(str_vlevel);

  //- fetch and check input parameters
  double           kappa_s, kappa_t;
  double           nu_s, r_s;
  double           cSW_s, cSW_t;
  std::vector<int> bc;

  int err = 0;
  err += params.fetch_double("hopping_parameter_spatial", kappa_s);
  err += params.fetch_double("hopping_parameter_temporal", kappa_t);
  err += params.fetch_double("dispersion_parameter_spatial", nu_s);
  err += params.fetch_double("Wilson_parameter_spatial", r_s);
  err += params.fetch_double("clover_coefficient_spatial", cSW_s);
  err += params.fetch_double("clover_coefficient_temporal", cSW_t);

  err += params.fetch_int_vector("boundary_condition", bc);

  if (err) {
    vout.crucial(m_vl, "%s: fetch error, input parameter not found.\n", class_name.c_str());
    exit(EXIT_FAILURE);
  }

  set_parameters(kappa_s, kappa_t, nu_s, r_s, cSW_s, cSW_t, bc);
}


//====================================================================
void Fopr_Clover_General::set_parameters(double kappa_s, double kappa_t,
                                         double nu_s, double r_s,
                                         double cSW_s, double cSW_t,
                                         std::vector<int> bc)
{
  //- print input parameters
  vout.general(m_vl, "Parameters of %s:\n", class_name.c_str());
  vout.general(m_vl, "  kappa_s = %12.8f\n", kappa_s);
  vout.general(m_vl, "  kappa_t = %12.8f\n", kappa_t);
  vout.general(m_vl, "  nu_s    = %12.8f\n", nu_s);
  vout.general(m_vl, "  r_s     = %12.8f\n", r_s);
  vout.general(m_vl, "  cSW_s   = %12.8f\n", cSW_s);
  vout.general(m_vl, "  cSW_t   = %12.8f\n", cSW_t);
  for (int mu = 0; mu < m_Ndim; ++mu) {
    vout.general(m_vl, "  boundary[%d] = %2d\n", mu, bc[mu]);
  }

  //- range check
  // NB. kappa,cSW == 0 is allowed.
  assert(bc.size() == m_Ndim);

  //- store values
  m_kappa_s = kappa_s;
  m_kappa_t = kappa_t;
  m_nu_s    = nu_s;
  m_r_s     = r_s;
  m_cSW_s   = cSW_s;
  m_cSW_t   = cSW_t;

  for (int mu = 0; mu < m_Ndim; ++mu) {
    m_boundary[mu] = bc[mu];
  }

  //- propagate parameters to components
  m_fopr_w->set_parameters(m_kappa_s, m_kappa_t, m_nu_s, m_r_s, m_boundary);
  m_fopr_csw->set_parameters(m_kappa_s, m_kappa_t, m_cSW_s, m_cSW_t, m_boundary);
}


//====================================================================
double Fopr_Clover_General::flop_count()
{
  // Counting of floating point operations.
  // defined only for D, Dag, H, DDdag, DdagD which can be called
  // from the solver algorithms.
  // Since the flop_count() of Fopr_Wilson_eo defines flop of
  // (1 - Meo*Moe), flop of clover term is twice added together with
  // contribution of addition.

  int Lvol = CommonParameters::Lvol();

  double flop_w   = 2 * m_fopr_w->flop_count();
  double flop_csw = m_fopr_csw->flop_count();

  flop_csw += static_cast<double>(2 * m_Nc * m_Nd * Lvol);

  double flop = flop_w + flop_csw;

  if ((m_mode == "DdagD") || (m_mode == "DDdag")) flop += flop_csw;
  // for additional twice mult of clover term.

  return flop;
}


//====================================================================
void Fopr_Clover_General::D(Field& w, const Field& f)
{
  assert(f.nex() == 1);

  m_fopr_w->D(w, f);
  m_fopr_csw->mult_sigmaF(m_v1, f);
  axpy(w, -1.0, m_v1);  //  w -= m_v1;

#pragma omp barrier
}


//====================================================================
void Fopr_Clover_General::Ddag(Field& w, const Field& f)
{
  mult_gm5(w, f);
  D(m_v2, w);
  mult_gm5(w, m_v2);
}


//====================================================================
void Fopr_Clover_General::DdagD(Field& w, const Field& f)
{
  D(m_v2, f);
  mult_gm5(w, m_v2);
  D(m_v2, w);
  mult_gm5(w, m_v2);
}


//====================================================================
void Fopr_Clover_General::DDdag(Field& w, const Field& f)
{
  mult_gm5(m_v2, f);
  D(w, m_v2);
  mult_gm5(m_v2, w);
  D(w, m_v2);
}


//====================================================================
void Fopr_Clover_General::H(Field& w, const Field& f)
{
  D(m_v2, f);
  mult_gm5(w, m_v2);
}


//====================================================================
void Fopr_Clover_General::mult_isigma(Field_F& v, const Field_F& w,
                                      const int mu, const int nu)
{
  m_fopr_csw->mult_isigma(v, w, mu, nu);
}


//====================================================================
//============================================================END=====