test_HMC_Clover_Isochemical_Nf2.cpp

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#include "test.h"
 
#include "Action/Fermion/action_F_Standard_lex.h"
 
#include "Fopr/fopr_Smeared.h"
 
#include "Force/Fermion/force_F_Clover_Nf2_Isochemical.h"
#include "Force/Fermion/force_F_Smeared.h"
 
#include "HMC/hmc_General.h"
#include "HMC/builder_Integrator.h"
 
#include "IO/gaugeConfig.h"
 
#include "Measurements/Gauge/polyakovLoop.h"
#include "Measurements/Fermion/fprop_Standard_lex.h"
#include "Measurements/Fermion/noiseVector_Z2.h"
#include "Measurements/Fermion/quarkNumberSusceptibility_Wilson.h"
 
#include "Tools/file_utils.h"
#include "Tools/randomNumberManager.h"
#include "Tools/randomNumbers_Mseries.h"
 
//====================================================================
 
namespace Test_HMC_Clover_Isochemical {
  const std::string test_name = "HMC.Clover_Isochemical.Nf2";
 
  //- test-private parameters
  namespace {
    const std::string filename_input = "test_HMC_Clover_Isochemical_Nf2.yaml";
  }
 
  //- prototype declaration
  int update_Nf2(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
      );
#endif
  }
#endif
 
  //====================================================================
  int update_Nf2(void)
  {
    // #####  parameter setup  #####
    const int Nc   = CommonParameters::Nc();
    const int Nvol = CommonParameters::Nvol();
    const int Ndim = CommonParameters::Ndim();
 
    const Parameters params_all = ParameterManager::read(filename_input);
 
    const Parameters params_test       = params_all.lookup("Test_HMC_Clover_Isochemical");
    const Parameters params_action_G   = params_all.lookup("Action_G");
    const Parameters params_fopr       = params_all.lookup("Fopr");
    const Parameters params_proj       = params_all.lookup("Projection");
    const Parameters params_smear      = params_all.lookup("Smear");
    const Parameters params_dr_smear   = params_all.lookup("Director_Smear");
    const Parameters params_solver_MD  = params_all.lookup("Solver_MD");
    const Parameters params_solver_H   = params_all.lookup("Solver_H");
    const Parameters params_integrator = params_all.lookup("Builder_Integrator");
    const Parameters params_hmc        = params_all.lookup("HMC_General");
 
    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");
    const string        str_rand_type    = params_test.get_string("random_number_type");
    const unsigned long seed             = params_test.get_unsigned_long("seed_for_random_number");
    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 int           i_seed_noise     = params_test.get_int("int_seed_for_noise");
    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 int Nsmear                        = params_dr_smear.get_int("number_of_smearing");
    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");
 
    const 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, "  rand_type      = %s\n", str_rand_type.c_str());
    vout.general(vl, "  seed           = %lu\n", seed);
    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, "  i_seed_noise   = %d\n", i_seed_noise);
    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, "Error at %s: input parameters have not been set\n", test_name.c_str());
      exit(EXIT_FAILURE);
    }
 
    // if ( (Nsmear > 0) && (str_proj_type == "Stout_SU3") ) {
    if (str_proj_type == "Stout_SU3") {
      if (CommonParameters::Nc() != 3) {
        vout.crucial(vl, "check skipped: Nc = 3 is needed, but Nc = %d.\n\n", CommonParameters::Nc());
        return EXIT_SKIP;
      }
    }
 
    RandomNumberManager::initialize(str_rand_type, seed);
 
 
    // #####  object setup  #####
    Field_G U(Nvol, Ndim);
 
    if (str_gconf_status == "Continue") {
      GaugeConfig(str_gconf_read).read(U, readfile);
    } else if (str_gconf_status == "Cold_start") {
      GaugeConfig("Unit").read(U);
    } else if (str_gconf_status == "Hot_start") {
      GaugeConfig("Random").read(U);
    } else {
      vout.crucial(vl, "Error at %s: unsupported gconf status \"%s\"\n", test_name.c_str(), str_gconf_status.c_str());
      exit(EXIT_FAILURE);
    }
 
    GaugeConfig gconf_write(str_gconf_write);
 
 
    unique_ptr<Action> action_G(Action::New(str_action_G_type, params_action_G));
 
    //-- N_f=2 part
    unique_ptr<Fopr> fopr(Fopr::New(str_fopr_type, params_fopr));
 
    // define fermion force (SA)
    unique_ptr<Force> force_fopr(new Force_F_Clover_Nf2_Isochemical(params_fopr));
 
    // define smearing method (SA)
    unique_ptr<Projection> proj(Projection::New(str_proj_type, params_proj));
    unique_ptr<Smear>      smear(Smear::New(str_smear_type, proj.get(), params_smear));
 
    // define force smearing method (SA)
    unique_ptr<ForceSmear> force_smear(ForceSmear::New(str_smear_type, proj.get(), params_smear));
 
    unique_ptr<Director_Smear> dr_smear(new Director_Smear(smear.get(), params_dr_smear));
 
    unique_ptr<Fopr> fopr_smear(Fopr::New("Smeared", fopr.get(), dr_smear.get()));
    // define smeared fermion operator (SA)
    unique_ptr<Force> force_fopr_smear(new Force_F_Smeared(force_fopr.get(), force_smear.get(), dr_smear.get()));
    // define smeared fermion force (SA)
 
 
    unique_ptr<Solver> solver_MD(Solver::New(str_solver_MD_type, fopr_smear.get(), params_solver_MD));
    unique_ptr<Fprop>  fprop_MD(new Fprop_Standard_lex(solver_MD.get()));
 
    unique_ptr<Solver> solver_H(Solver::New(str_solver_H_type, fopr_smear.get(), params_solver_H));
    unique_ptr<Fprop>  fprop_H(new Fprop_Standard_lex(solver_H.get()));
 
    unique_ptr<Action> action_F(new Action_F_Standard_lex(fopr_smear.get(), force_fopr_smear.get(), fprop_MD.get(), fprop_H.get()));
    // define fermion action (SA)
 
 
    ActionList actions(Nlevels);
    actions.append(level_action[0], action_F.get());
    actions.append(level_action[1], action_G.get());
 
    std::vector<Director *> directors(1);
    directors[0] = static_cast<Director *>(dr_smear.get()); // register director[0] (SA)
 
    unique_ptr<Builder_Integrator> builder(new Builder_Integrator(actions, directors, 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));
 
    // define hmc_leapfrog (SA)
    HMC_General hmc(actions, directors, integrator, rand.get(), params_hmc);
 
 
    unique_ptr<PolyakovLoop> ploop(new PolyakovLoop);
 
    unique_ptr<RandomNumbers> rand_nv(new RandomNumbers_Mseries(i_seed_noise));
    unique_ptr<NoiseVector>   nv(new NoiseVector_Z2(rand_nv.get()));
    unique_ptr<QuarkNumberSusceptibility_Wilson> quark_suscept(new QuarkNumberSusceptibility_Wilson(fopr_smear.get(), fprop_H.get(), nv.get(), params_test));
 
    Timer timer(test_name);
 
 
    // ####  Execution main part  ####
    timer.start();
 
    vout.general(vl, "HMC: Ntraj = %d\n", Ntraj);
 
    const dcomplex ploop0 = ploop->measure_ploop(U);
    vout.general(vl, "Polyakov loop = %e %e\n", real(ploop0), imag(ploop0));
 
    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);
      }
 
      dcomplex ploop1 = ploop->measure_ploop(U);
      vout.general(vl, "Polyakov loop = %e %e\n", real(ploop1), imag(ploop1));
 
      double result_quark_suscept1 = quark_suscept->measure();
    }
 
    gconf_write.write_file(U, writefile);
 
    timer.report();
 
    RandomNumberManager::finalize();
 
 
    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_Isochemical