test_HMC_Clover_Nf2_eo.cpp

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#include "test.h"

#include "fopr.h"
#include "force_F_Clover_Nf2.h"

#include "action_F_Standard_eo.h"
#include "fopr_Clover_eo.h"
#include "fopr_Smeared_eo.h"
#include "fprop_Standard_eo.h"

#include "action.h"
#include "gaugeConfig.h"
#include "randomNumbers_Mseries.h"
#include "solver.h"

#include "director_Smear.h"
#include "fopr_Smeared.h"
#include "force_F_Smeared.h"
#include "forceSmear.h"
#include "projection.h"
#include "smear.h"

#include "hmc_General.h"
#include "builder_Integrator.h"
#include "file_utils.h"

//====================================================================

namespace Test_HMC_Clover {
  const std::string test_name = "HMC.Clover.Nf2_eo";

  //- test-private parameters
  namespace {
    const std::string filename_input  = "test_HMC_Clover_Nf2.yaml";
    const std::string filename_output = "stdout";

    class Parameters_Test_HMC_Clover : public Parameters {
     public:
      Parameters_Test_HMC_Clover()
      {
        Register_string("gauge_config_status", "NULL");

        Register_string("gauge_config_type_input", "NULL");
        Register_string("config_filename_input", "NULL");

        Register_string("gauge_config_type_output", "NULL");
        Register_string("config_filename_output", "NULL");

        Register_int("trajectory_number", 0);
        Register_int("trajectory_number_step", 0);
        Register_int("save_config_interval", 0);

        Register_string("verbose_level", "NULL");

        Register_double("expected_result", 0.0);
      }
    };
  }

  //- prototype declaration
  int update_Nf2_eo(void);

#ifdef USE_TESTMANAGER_AUTOREGISTER
  namespace {
#if defined(USE_GROUP_SU2)
    // Nc=2 is not available.
#else
    static const bool is_registered = TestManager::RegisterTest(
      test_name,
      update_Nf2_eo
      );
#endif
  }
#endif

  //====================================================================
  int update_Nf2_eo(void)
  {
    // #####  parameter setup  #####
    int Nc   = CommonParameters::Nc();
    int Nvol = CommonParameters::Nvol();
    int Ndim = CommonParameters::Ndim();

    unique_ptr<Parameters> params_test(new Parameters_Test_HMC_Clover);
    unique_ptr<Parameters> params_action_G(ParametersFactory::New("Action"));
    unique_ptr<Parameters> params_fopr(ParametersFactory::New("Fopr"));
    unique_ptr<Parameters> params_proj(ParametersFactory::New("Projection"));
    unique_ptr<Parameters> params_smear(ParametersFactory::New("Smear"));
    unique_ptr<Parameters> params_dr_smear(ParametersFactory::New("Director_Smear"));
    unique_ptr<Parameters> params_solver_MD(ParametersFactory::New("Solver"));
    unique_ptr<Parameters> params_solver_H(ParametersFactory::New("Solver"));
    unique_ptr<Parameters> params_integrator(ParametersFactory::New("Builder_Integrator"));
    unique_ptr<Parameters> params_hmc(ParametersFactory::New("HMC.General"));
    unique_ptr<Parameters> params_all(new Parameters);

    params_all->Register_Parameters("Test_HMC_Clover", params_test);
    params_all->Register_Parameters("Action_G", params_action_G);
    params_all->Register_Parameters("Fopr", params_fopr);
    params_all->Register_Parameters("Projection", params_proj);
    params_all->Register_Parameters("Smear", params_smear);
    params_all->Register_Parameters("Director_Smear", params_dr_smear);
    params_all->Register_Parameters("Solver_MD", params_solver_MD);
    params_all->Register_Parameters("Solver_H", params_solver_H);
    params_all->Register_Parameters("Builder_Integrator", params_integrator);
    params_all->Register_Parameters("HMC_General", params_hmc);

    ParameterManager::read(filename_input, params_all);

    const string str_gconf_status = params_test->get_string("gauge_config_status");
    const string str_gconf_read   = params_test->get_string("gauge_config_type_input");
    const string readfile         = params_test->get_string("config_filename_input");
    const string str_gconf_write  = params_test->get_string("gauge_config_type_output");
    const string writefile        = params_test->get_string("config_filename_output");
    int          i_conf           = params_test->get_int("trajectory_number");
    const int    Ntraj            = params_test->get_int("trajectory_number_step");
    const int    i_save_conf      = params_test->get_int("save_config_interval");
    const string str_vlevel       = params_test->get_string("verbose_level");

    const bool   do_check        = params_test->is_set("expected_result");
    const double expected_result = do_check ? params_test->get_double("expected_result") : 0.0;

    const string           str_action_G_type  = params_action_G->get_string("action_type");
    const string           str_fopr_type      = params_fopr->get_string("fermion_type");
    const string           str_gmset_type     = params_fopr->get_string("gamma_matrix_type");
    const string           str_proj_type      = params_proj->get_string("projection_type");
    const string           str_smear_type     = params_smear->get_string("smear_type");
    const string           str_solver_MD_type = params_solver_MD->get_string("solver_type");
    const string           str_solver_H_type  = params_solver_H->get_string("solver_type");
    const int              Nlevels            = params_integrator->get_int("number_of_levels");
    const std::vector<int> level_action       = params_integrator->get_int_vector("level_of_actions");

    Bridge::VerboseLevel vl = vout.set_verbose_level(str_vlevel);

    //- print input parameters
    vout.general(vl, "  gconf_status = %s\n", str_gconf_status.c_str());
    vout.general(vl, "  gconf_read     = %s\n", str_gconf_read.c_str());
    vout.general(vl, "  readfile       = %s\n", readfile.c_str());
    vout.general(vl, "  gconf_write    = %s\n", str_gconf_write.c_str());
    vout.general(vl, "  writefile      = %s\n", writefile.c_str());
    vout.general(vl, "  i_conf         = %d\n", i_conf);
    vout.general(vl, "  Ntraj          = %d\n", Ntraj);
    vout.general(vl, "  i_save_conf    = %d\n", i_save_conf);
    vout.general(vl, "  vlevel         = %s\n", str_vlevel.c_str());
    vout.general(vl, "  gmset_type     = %s\n", str_gmset_type.c_str());
    vout.general(vl, "  proj_type      = %s\n", str_proj_type.c_str());
    vout.general(vl, "  smear_type     = %s\n", str_smear_type.c_str());
    vout.general(vl, "  solver_MD_type = %s\n", str_solver_MD_type.c_str());
    vout.general(vl, "  solver_H_type  = %s\n", str_solver_H_type.c_str());
    vout.general(vl, "\n");

    //- input parameter check
    int err = 0;
    err += ParameterCheck::non_NULL(str_gconf_status);
    err += ParameterCheck::non_negative(i_conf);
    err += ParameterCheck::non_negative(Ntraj);
    err += ParameterCheck::non_negative(i_save_conf);

    if (err) {
      vout.crucial(vl, "%s: Input parameters have not been set.\n", test_name.c_str());
      exit(EXIT_FAILURE);
    }


    // #####  object setup  #####
    unique_ptr<Field_G>     U(new Field_G(Nvol, Ndim));
    unique_ptr<GaugeConfig> gconf_read(new GaugeConfig(str_gconf_read));
    unique_ptr<GaugeConfig> gconf_write(new GaugeConfig(str_gconf_write));

    if (str_gconf_status == "Continue") {
      gconf_read->read_file(U, readfile);
    } else if (str_gconf_status == "Cold_start") {
      U->set_unit();
    } else if (str_gconf_status == "Hot_start") {
      int i_seed_noise = 1234567;
      unique_ptr<RandomNumbers> rand(new RandomNumbers_Mseries(i_seed_noise));
      U->set_random(rand);
    } else {
      vout.crucial(vl, "%s: unsupported gconf status \"%s\".\n", test_name.c_str(), str_gconf_status.c_str());
      exit(EXIT_FAILURE);
    }

    unique_ptr<Action> action_G(Action::New(str_action_G_type));
    action_G->set_parameters(*params_action_G);

    //-- N_f=2 part
    unique_ptr<Fopr> fopr(Fopr::New(str_fopr_type, str_gmset_type));
    fopr->set_parameters(*params_fopr);

    unique_ptr<Force> force_fopr(new Force_F_Clover_Nf2(str_gmset_type));
    // define fermion force (SA)
    force_fopr->set_parameters(*params_fopr);

    // define smearing method (SA)
    unique_ptr<Projection> proj(Projection::New(str_proj_type));
    unique_ptr<Smear>      smear(Smear::New(str_smear_type, proj));
    smear->set_parameters(*params_smear);

    // define force smearing method (SA)
    unique_ptr<ForceSmear> force_smear(ForceSmear::New(str_smear_type, proj));
    force_smear->set_parameters(*params_smear);

    unique_ptr<Director> dr_smear(new Director_Smear(smear));
    dr_smear->set_parameters(*params_dr_smear);

    unique_ptr<Fopr> fopr_smear(Fopr::New("Smeared", fopr, dr_smear));
    // define smeared fermion operator (SA)
    unique_ptr<Force> force_fopr_smear(
      new Force_F_Smeared(force_fopr, force_smear, dr_smear));
    // define smeared fermion force (SA)

    //- NB1 fopr_eo->set_config is performed in Action_F_Standard_eo.
    //  NB2 fopr_eo->set_mode   is performed in fprop.
    unique_ptr<Fopr> fopr_eo(Fopr::New(str_fopr_type + "_eo", str_gmset_type));
    fopr_eo->set_parameters(*params_fopr);

    unique_ptr<Fopr> fopr_smear_eo(Fopr::New("Smeared_eo", fopr_eo, dr_smear));

    unique_ptr<Solver> solver_eo_MD(Solver::New(str_solver_MD_type, fopr_smear_eo));
    solver_eo_MD->set_parameters(*params_solver_MD);
    unique_ptr<Fprop> fprop_eo_MD(new Fprop_Standard_eo(solver_eo_MD));

    unique_ptr<Solver> solver_eo_H(Solver::New(str_solver_H_type, fopr_smear_eo));
    solver_eo_H->set_parameters(*params_solver_H);
    unique_ptr<Fprop> fprop_eo_H(new Fprop_Standard_eo(solver_eo_H));

    unique_ptr<Action> action_F(
      new Action_F_Standard_eo(fopr_smear, force_fopr_smear,
                               fprop_eo_MD, fprop_eo_H));
    // define fermion action (SA)


    ActionList actions(Nlevels);
    actions.append(level_action[0], action_F);
    actions.append(level_action[1], action_G);

    std::vector<Director *> directors(1);
    directors[0] = (Director *)dr_smear.get(); // register director[0] (SA)

    unique_ptr<Builder_Integrator> builder(new Builder_Integrator(actions, directors));
    builder->set_parameters(*params_integrator);
    Integrator *integrator = builder->build();

    //- Random number is initialized with a parameter specified by i_conf
    unique_ptr<RandomNumbers> rand(new RandomNumbers_Mseries(i_conf));

    HMC_General hmc(actions, directors, integrator, rand); // define hmc_leapfrog (SA)
    hmc.set_parameters(*params_hmc);

    unique_ptr<Timer> timer(new Timer(test_name));


    // ####  Execution main part  ####
    timer->start();

    vout.general(vl, "HMC: Ntraj = %d\n", Ntraj);  // a number of trajectory (SA)

    double result = 0.0;
    for (int traj = 0; traj < Ntraj; ++traj) {
      vout.general(vl, "\n");
      vout.general(vl, "traj = %d\n", traj);

      result = hmc.update(*U); // hmc update (SA)

      if ((i_conf + traj + 1) % i_save_conf == 0) {
        std::string filename = FileUtils::generate_filename("%s-%06d", writefile.c_str(), (i_conf + traj + 1));
        gconf_write->write_file(U, filename);
      }
    }

    gconf_write->write_file(U, writefile);

    timer->report();


    if (do_check) {
      return Test::verify(result, expected_result);
    } else {
      vout.detailed(vl, "check skipped: expected_result not set.\n\n");
      return EXIT_SKIP;
    }
  }
} // namespace Test_HMC_Clover