int Fun4All_G4_EICDetector_LQ_reference(
string n="1093",
string ebeam="20",
string pbeam="250",
//string inputFile,
string inputFile="/direct/phenix+u/spjeffas/LQGENEP/TestOut.1093event.root",
string output="",
const char * outputFile = "G4EICDetector.root"
)
{
// Set the number of TPC layer
const int n_TPC_layers = 40; // use 60 for backward compatibility only
//Get parameter variables from parameter file
int nEvents;
stringstream geek(n);
geek>>nEvents;
string directory = "/direct/phenix+u/spjeffas/leptoquark/output/"+output+"/";
//===============
// Input options
//===============
// Either:
// read previously generated g4-hits files, in this case it opens a DST and skips
// the simulations step completely. The G4Setup macro is only loaded to get information
// about the number of layers used for the cell reco code
//
// In case reading production output, please double check your G4Setup_sPHENIX.C and G4_*.C consistent with those in the production macro folder
// E.g. /sphenix/sim//sim01/production/2016-07-21/single_particle/spacal2d/
const bool readhits = false;
// Or:
// read files in HepMC format (typically output from event generators like hijing or pythia)
const bool readhepmc = false; // read HepMC files
// Or:
// read files in EICTree format generated by eicsmear package
const bool readeictree = true;
// Or:
// Use Pythia 8
const bool runpythia8 = false;
// Or:
// Use Pythia 6
const bool runpythia6 = false;
// Or:
// Use HEPGen
const bool runhepgen = false;
// Or:
// Use Sartre
const bool runsartre = false;
// Besides the above flags. One can further choose to further put in following particles in Geant4 simulation
// Use multi-particle generator (PHG4SimpleEventGenerator), see the code block below to choose particle species and kinematics
const bool particles = false && !readhits;
// or gun/ very simple single particle gun generator
const bool usegun = false && !readhits;
// Throw single Upsilons, may be embedded in Hijing by setting readhepmc flag also (note, careful to set Z vertex equal to Hijing events)
const bool upsilons = false && !readhits;
//======================
// What to run
//======================
// sPHENIX barrel
bool do_bbc = true;
bool do_pipe = true;
bool do_svtx = true;
bool do_svtx_cell = do_svtx && true;
bool do_svtx_track = do_svtx_cell && true;
bool do_svtx_eval = do_svtx_track && true;
bool do_pstof = false;
bool do_cemc = true;
bool do_cemc_cell = true;
bool do_cemc_twr = true;
bool do_cemc_cluster = true;
bool do_cemc_eval = true;
bool do_hcalin = true;
bool do_hcalin_cell = true;
bool do_hcalin_twr = true;
bool do_hcalin_cluster = true;
bool do_hcalin_eval = true;
bool do_cemc_cell = do_cemc && true;
bool do_cemc_twr = do_cemc_cell && true;
bool do_cemc_cluster = do_cemc_twr && true;
bool do_cemc_eval = do_cemc_cluster && true;
bool do_hcalin = true;
bool do_hcalin_cell = do_hcalin && true;
bool do_hcalin_twr = do_hcalin_cell && true;
bool do_hcalin_cluster = do_hcalin_twr && true;
bool do_hcalin_eval = do_hcalin_cluster && true;
bool do_magnet = true;
bool do_hcalout = true;
bool do_hcalout_cell = true;
bool do_hcalout_twr = true;
bool do_hcalout_cluster = true;
bool do_hcalout_eval = true;
bool do_global = true;
bool do_global_fastsim = false;
bool do_jet_reco = true;
bool do_jet_eval = true;
bool do_fwd_jet_reco = true;
bool do_fwd_jet_eval = false;
bool do_hcalout_cell = do_hcalout && true;
bool do_hcalout_twr = do_hcalout_cell && true;
bool do_hcalout_cluster = do_hcalout_twr && true;
bool do_hcalout_eval = do_hcalout_cluster && true;
// EICDetector geometry - barrel
bool do_DIRC = true;
// EICDetector geometry - 'hadron' direction
bool do_FGEM = true;
bool do_FGEM_track = do_FGEM && false;
bool do_RICH = true;
bool do_Aerogel = true;
bool do_FEMC = true;
bool do_FEMC_cell = do_FEMC && true;
bool do_FEMC_twr = do_FEMC_cell && true;
bool do_FEMC_cluster = do_FEMC_twr && true;
bool do_FEMC_eval = do_FEMC_cluster && true;
bool do_FHCAL = true;
bool do_FHCAL_cell = do_FHCAL && true;
bool do_FHCAL_twr = do_FHCAL_cell && true;
bool do_FHCAL_cluster = do_FHCAL_twr && true;
bool do_FHCAL_eval = do_FHCAL_cluster && true;
// EICDetector geometry - 'electron' direction
bool do_EGEM = true;
bool do_EGEM_track = do_EGEM && false;
bool do_EEMC = true;
bool do_EEMC_cell = do_EEMC && true;
bool do_EEMC_twr = do_EEMC_cell && true;
bool do_EEMC_cluster = do_EEMC_twr && true;
bool do_EEMC_eval = do_EEMC_cluster && true;
//do leptoquark analysis modules
bool do_lepto_analysis = true;
// Other options
bool do_global = true;
bool do_global_fastsim = false;
bool do_calotrigger = false && do_cemc_twr && do_hcalin_twr && do_hcalout_twr;
bool do_jet_reco = true;
bool do_jet_eval = do_jet_reco && true;
bool do_fwd_jet_reco = true;
bool do_fwd_jet_eval = do_fwd_jet_reco && true;
// HI Jet Reco for jet simulations in Au+Au (default is false for
// single particle / p+p simulations, or for Au+Au simulations which
// don't care about jets)
bool do_HIjetreco = false && do_jet_reco && do_cemc_twr && do_hcalin_twr && do_hcalout_twr;
// Compress DST files
bool do_dst_compress = false;
//Option to convert DST to human command readable TTree for quick poke around the outputs
bool do_DSTReader = false;
//---------------
// Load libraries
//---------------
gSystem->Load("libfun4all.so");
gSystem->Load("libg4detectors.so");
gSystem->Load("libphhepmc.so");
gSystem->Load("libg4testbench.so");
gSystem->Load("libg4hough.so");
gSystem->Load("libg4calo.so");
gSystem->Load("libg4eval.so");
gSystem->Load("libeicana.so");
// establish the geometry and reconstruction setup
gROOT->LoadMacro("G4Setup_EICDetector.C");
G4Init(do_svtx,do_cemc,do_hcalin,do_magnet,do_hcalout,do_pipe,do_FGEM,do_EGEM,do_FEMC,do_FHCAL,do_EEMC,do_DIRC,do_RICH,do_Aerogel,n_TPC_layers);
int absorberactive = 0; // set to 1 to make all absorbers active volumes
// const string magfield = "1.5"; // if like float -> solenoidal field in T, if string use as fieldmap name (including path)
const string magfield = "/phenix/upgrades/decadal/fieldmaps/sPHENIX.2d.root"; // if like float -> solenoidal field in T, if string use as fieldmap name (including path)
const float magfield_rescale = 1.4/1.5; // scale the map to a 1.4 T field
//---------------
// Fun4All server
//---------------
Fun4AllServer *se = Fun4AllServer::instance();
se->Verbosity(0); // uncomment for batch production running with minimal output messages
// se->Verbosity(Fun4AllServer::VERBOSITY_SOME); // uncomment for some info for interactive running
// just if we set some flags somewhere in this macro
recoConsts *rc = recoConsts::instance();
// By default every random number generator uses
// PHRandomSeed() which reads /dev/urandom to get its seed
// if the RANDOMSEED flag is set its value is taken as seed
// You can either set this to a random value using PHRandomSeed()
// which will make all seeds identical (not sure what the point of
// this would be:
// rc->set_IntFlag("RANDOMSEED",PHRandomSeed());
// or set it to a fixed value so you can debug your code
// rc->set_IntFlag("RANDOMSEED", 12345);
//-----------------
// Event generation
//-----------------
if (readhits)
{
// Get the hits from a file
// The input manager is declared later
}
else if (readhepmc)
{
// this module is needed to read the HepMC records into our G4 sims
// but only if you read HepMC input files
HepMCNodeReader *hr = new HepMCNodeReader();
se->registerSubsystem(hr);
}
else if (readeictree)
{
// this module is needed to read the EICTree style records into our G4 sims
ReadEICFiles *eicr = new ReadEICFiles();
eicr->OpenInputFile(inputFile);
se->registerSubsystem(eicr);
}
else if (runpythia8)
{
gSystem->Load("libPHPythia8.so");
PHPythia8* pythia8 = new PHPythia8();
// see coresoftware/generators/PHPythia8 for example config
pythia8->set_config_file("/direct/phenix+u/spjeffas/coresoftware/generators/PHPythia8/phpythia8.cfg");
se->registerSubsystem(pythia8);
HepMCNodeReader *hr = new HepMCNodeReader();
se->registerSubsystem(hr);
}
else if (runpythia6)
{
gSystem->Load("libPHPythia6.so");
PHPythia6 *pythia6 = new PHPythia6();
// see coresoftware/generators/PHPythia6 for example config
pythia6->set_config_file("/direct/phenix+u/spjeffas/coresoftware/generators/PHPythia6/phpythia6_ep.cfg");
se->registerSubsystem(pythia6);
HepMCNodeReader *hr = new HepMCNodeReader();
se->registerSubsystem(hr);
}
else if (runhepgen)
{
gSystem->Load("libsHEPGen.so");
sHEPGen *hepgen = new sHEPGen();
// see HEPGen source directory/share/vggdata for required .dat files
// see HEPGen source directory/share/datacards for required datacard files
hepgen->set_datacard_file("hepgen_dvcs.data");
hepgen->set_momentum_electron(-20);
hepgen->set_momentum_hadron(250);
se->registerSubsystem(hepgen);
HepMCNodeReader *hr = new HepMCNodeReader();
se->registerSubsystem(hr);
}
else if (runsartre)
{
// see coresoftware/generators/PHSartre/README for setup instructions
// before running:
// setenv SARTRE_DIR /opt/sphenix/core/sartre-1.20_root-5.34.36
gSystem->Load("libPHSartre.so");
PHSartre* mysartre = new PHSartre();
// see coresoftware/generators/PHSartre for example config
mysartre->set_config_file("sartre.cfg");
// particle trigger to enhance forward J/Psi -> ee
PHSartreParticleTrigger* pTrig = new PHSartreParticleTrigger("MySartreTrigger");
pTrig->AddParticles(-11);
//pTrig->SetEtaHighLow(4.0,1.4);
pTrig->SetEtaHighLow(1.0,-1.1); // central arm
pTrig->PrintConfig();
mysartre->register_trigger((PHSartreGenTrigger *)pTrig);
se->registerSubsystem(mysartre);
HepMCNodeReader *hr = new HepMCNodeReader();
se->registerSubsystem(hr);
}
// If "readhepMC" is also set, the particles will be embedded in Hijing events
if(particles)
{
// toss low multiplicity dummy events
PHG4SimpleEventGenerator *gen = new PHG4SimpleEventGenerator();
//gen->add_particles("e-",5); // mu+,e+,proton,pi+,Upsilon
//gen->add_particles("e+",5); // mu-,e-,anti_proton,pi-
gen->add_particles("tau-",1); // mu-,e-,anti_proton,pi-
if (readhepmc) {
gen->set_reuse_existing_vertex(true);
gen->set_existing_vertex_offset_vector(0.0,0.0,0.0);
} else {
gen->set_vertex_distribution_function(PHG4SimpleEventGenerator::Uniform,
PHG4SimpleEventGenerator::Uniform,
PHG4SimpleEventGenerator::Uniform);
gen->set_vertex_distribution_mean(0.0,0.0,0.0);
gen->set_vertex_distribution_width(0.0,0.0,5.0);
}
gen->set_vertex_size_function(PHG4SimpleEventGenerator::Uniform);
gen->set_vertex_size_parameters(0.0,0.0);
gen->set_eta_range(0.1, 0.1);
//gen->set_eta_range(3.0, 3.0); //EICDetector FWD
gen->set_phi_range(TMath::Pi()/2-0.1, TMath::Pi()/2-0.1);
//gen->set_phi_range(TMath::Pi()/2-0.1, TMath::Pi()/2-0.1);
gen->set_p_range(30.0, 30.0);
//gen->add_particles("pi-",1); // mu+,e+,proton,pi+,Upsilon
//gen->add_particles("pi+",100); // 100 pion option
if (readhepmc)
{
gen->set_reuse_existing_vertex(true);
gen->set_existing_vertex_offset_vector(0.0, 0.0, 0.0);
}
else
{
gen->set_vertex_distribution_function(PHG4SimpleEventGenerator::Uniform,
PHG4SimpleEventGenerator::Uniform,
PHG4SimpleEventGenerator::Uniform);
gen->set_vertex_distribution_mean(0.0, 0.0, 0.0);
gen->set_vertex_distribution_width(0.0, 0.0, 0.0);
}
gen->set_vertex_size_function(PHG4SimpleEventGenerator::Uniform);
gen->set_vertex_size_parameters(0.0, 0.0);
gen->set_eta_range(-1.0, 1.0);
gen->set_phi_range(-1.0 * TMath::Pi(), 1.0 * TMath::Pi());
//gen->set_pt_range(0.1, 50.0);
gen->set_pt_range(0.1, 20.0);
gen->Embed(1);
gen->Verbosity(0);
se->registerSubsystem(gen);
}
if (usegun)
{
// PHG4ParticleGun *gun = new PHG4ParticleGun();
// gun->set_name("anti_proton");
// gun->set_name("geantino");
// gun->set_vtx(0, 0, 0);
// gun->set_mom(10, 0, 0.01);
// gun->AddParticle("geantino",1.7776,-0.4335,0.);
// gun->AddParticle("geantino",1.7709,-0.4598,0.);
// gun->AddParticle("geantino",2.5621,0.60964,0.);
// gun->AddParticle("geantino",1.8121,0.253,0.);
// se->registerSubsystem(gun);
PHG4ParticleGenerator *pgen = new PHG4ParticleGenerator();
pgen->set_name("e-");
pgen->set_z_range(0,0);
pgen->set_eta_range(0.01,0.01);
pgen->set_mom_range(10,10);
pgen->set_phi_range(-1.0 * TMath::Pi(), 1.0 * TMath::Pi());
se->registerSubsystem(pgen);
}
// If "readhepMC" is also set, the Upsilons will be embedded in Hijing events, if 'particles" is set, the Upsilons will be embedded in whatever particles are thrown
if(upsilons)
{
// run upsilons for momentum, dca performance, alone or embedded in Hijing
PHG4ParticleGeneratorVectorMeson *vgen = new PHG4ParticleGeneratorVectorMeson();
vgen->add_decay_particles("e+","e-",0); // i = decay id
// event vertex
if (readhepmc || particles)
{
vgen->set_reuse_existing_vertex(true);
}
else
{
vgen->set_vtx_zrange(-10.0, +10.0);
}
// Note: this rapidity range completely fills the acceptance of eta = +/- 1 unit
vgen->set_rapidity_range(-1.0, +1.0);
vgen->set_pt_range(0.0, 10.0);
int istate = 1;
if(istate == 1)
{
// Upsilon(1S)
vgen->set_mass(9.46);
vgen->set_width(54.02e-6);
}
else if (istate == 2)
{
// Upsilon(2S)
vgen->set_mass(10.0233);
vgen->set_width(31.98e-6);
}
else
{
// Upsilon(3S)
vgen->set_mass(10.3552);
vgen->set_width(20.32e-6);
}
vgen->Verbosity(0);
vgen->Embed(2);
se->registerSubsystem(vgen);
cout << "Upsilon generator for istate = " << istate << " created and registered " << endl;
}
if (!readhits)
{
//---------------------
// Detector description
//---------------------
G4Setup(absorberactive, magfield, TPythia6Decayer::kAll,
do_svtx,do_cemc,do_hcalin,do_magnet,do_hcalout,do_pipe,
do_FGEM,do_EGEM,do_FEMC,do_FHCAL,do_EEMC,do_DIRC,do_RICH,do_Aerogel,
magfield_rescale);
}
//---------
// BBC Reco
//---------
if (do_bbc)
{
gROOT->LoadMacro("G4_Bbc.C");
BbcInit();
Bbc_Reco();
}
//------------------
// Detector Division
//------------------
if (do_svtx_cell) Svtx_Cells();
if (do_cemc_cell) CEMC_Cells();
if (do_hcalin_cell) HCALInner_Cells();
if (do_hcalout_cell) HCALOuter_Cells();
if (do_FEMC_cell) FEMC_Cells();
if (do_FHCAL_cell) FHCAL_Cells();
if (do_EEMC_cell) EEMC_Cells();
//-----------------------------
// CEMC towering and clustering
//-----------------------------
if (do_cemc_twr) CEMC_Towers();
if (do_cemc_cluster) CEMC_Clusters();
//-----------------------------
// HCAL towering and clustering
//-----------------------------
if (do_hcalin_twr) HCALInner_Towers();
if (do_hcalin_cluster) HCALInner_Clusters();
if (do_hcalout_twr) HCALOuter_Towers();
if (do_hcalout_cluster) HCALOuter_Clusters();
//-----------------------------
// e, h direction Calorimeter towering and clustering
//-----------------------------
if (do_FEMC_twr) FEMC_Towers();
if (do_FEMC_cluster) FEMC_Clusters();
if (do_FHCAL_twr) FHCAL_Towers();
if (do_FHCAL_cluster) FHCAL_Clusters();
if (do_EEMC_twr) EEMC_Towers();
if (do_EEMC_cluster) EEMC_Clusters();
if (do_dst_compress) ShowerCompress();
//--------------
// SVTX tracking
//--------------
if (do_svtx_track) Svtx_Reco();
//--------------
// FGEM tracking
//--------------
if(do_FGEM_track) FGEM_FastSim_Reco();
//--------------
// EGEM tracking
//--------------
if(do_EGEM_track) EGEM_FastSim_Reco();
//-----------------
// Global Vertexing
//-----------------
if (do_global)
{
gROOT->LoadMacro("G4_Global.C");
Global_Reco();
}
else if (do_global_fastsim)
{
gROOT->LoadMacro("G4_Global.C");
Global_FastSim();
}
//-----------------
// Calo Trigger Simulation
//-----------------
if (do_calotrigger)
{
gROOT->LoadMacro("G4_CaloTrigger.C");
CaloTrigger_Sim();
}
//---------
// Jet reco
//---------
if (do_jet_reco)
{
gROOT->LoadMacro("G4_Jets.C");
Jet_Reco();
}
if (do_HIjetreco) {
gROOT->LoadMacro("G4_HIJetReco.C");
HIJetReco();
}
if (do_fwd_jet_reco)
{
gROOT->LoadMacro("G4_FwdJets.C");
Jet_FwdReco();
}
//----------------------
// Simulation evaluation
//----------------------
if (do_svtx_eval) Svtx_Eval(directory+"g4svtx_p"+pbeam+"_e"+ebeam+"_"+n+"events_eval.root");
if (do_cemc_eval) CEMC_Eval(directory+"g4cemc_p"+pbeam+"_e"+ebeam+"_"+n+"events_eval.root");
if (do_hcalin_eval) HCALInner_Eval(directory+"g4hcalin_p"+pbeam+"_e"+ebeam+"_"+n+"events_eval.root");
if (do_hcalout_eval) HCALOuter_Eval(directory+"g4hcalout_p"+pbeam+"_e"+ebeam+"_"+n+"events_eval.root");
if (do_jet_eval) Jet_Eval(directory+"g4jet_p"+pbeam+"_e"+ebeam+"_"+n+"events_eval.root");
if (do_fwd_jet_eval) Jet_FwdEval(directory+"g4fwdjet_p"+pbeam+"_e"+ebeam+"_"+n+"events_eval.root");
if(do_lepto_analysis){
gROOT->LoadMacro("G4_Lepto.C");
G4_Lepto(directory+"LeptoAna_p"+pbeam+"_e"+ebeam+"_"+n+"events");
}
//--------------
// IO management
//--------------
if (readhits)
{
// Hits file
Fun4AllInputManager *hitsin = new Fun4AllDstInputManager("DSTin");
hitsin->fileopen(inputFile);
se->registerInputManager(hitsin);
}
if (readhepmc)
{
Fun4AllInputManager *in = new Fun4AllHepMCInputManager( "DSTIN");
se->registerInputManager( in );
se->fileopen( in->Name().c_str(), inputFile );
}
else
{
// for single particle generators we just need something which drives
// the event loop, the Dummy Input Mgr does just that
Fun4AllInputManager *in = new Fun4AllDummyInputManager( "JADE");
se->registerInputManager( in );
}
if (do_DSTReader)
{
//Convert DST to human command readable TTree for quick poke around the outputs
gROOT->LoadMacro("G4_DSTReader_EICDetector.C");
G4DSTreader_EICDetector( outputFile, //
/*int*/ absorberactive ,
/*bool*/ do_svtx ,
/*bool*/ do_cemc ,
/*bool*/ do_hcalin ,
/*bool*/ do_magnet ,
/*bool*/ do_hcalout ,
/*bool*/ do_cemc_twr ,
/*bool*/ do_hcalin_twr ,
/*bool*/ do_magnet ,
/*bool*/ do_hcalout_twr,
/*bool*/ do_FGEM,
/*bool*/ do_EGEM,
/*bool*/ do_FHCAL,
/*bool*/ do_FHCAL_twr,
/*bool*/ do_FEMC,
/*bool*/ do_FEMC_twr,
/*bool*/ do_EEMC,
/*bool*/ do_EEMC_twr
);
}
Fun4AllDstOutputManager *out = new Fun4AllDstOutputManager("DSTOUT", outputFile);
if (do_dst_compress) DstCompress(out);
se->registerOutputManager(out);
//-----------------
// Event processing
//-----------------
if (nEvents < 0)
{
return;
}
// if we run the particle generator and use 0 it'll run forever
if (nEvents == 0 && !readhits && !readhepmc)
{
cout << "using 0 for number of events is a bad idea when using particle generators" << endl;
cout << "it will run forever, so I just return without running anything" << endl;
return;
}
se->run(nEvents);
//-----
// Exit
//-----
se->End();
std::cout << "All done" << std::endl;
delete se;
gSystem->Exit(0);
}
//! ePHENIX simulation loading script
//! \param[in] nEvents Number of events to run. If nEvents=1, then a event display will be shown
//! \param[in] outputFile output for G4DSTReader
//! \param[in] inputFile HepMC input files, not activated by default
int
Fun4All_G4_ePHENIX( //
// int nEvents = 0, //
// int nEvents = 1, //
int nEvents = 2, //
// int nEvents = 100000, //
const char * outputFile = "G4ePHENIX.root", //
const char * inputFile = "MyPythia.dat" //
)
{
//---------------
// Load libraries
//---------------
const bool readhepmc = false; // read HepMC files
const int absorberactive = 1; // set to 1 to make all absorbers active volumes
const bool verbosity = false; // very slow but very detailed logs
// const bool verbosity = true; // very slow but very detailed logs
gSystem->Load("libg4testbench.so");
gSystem->Load("libfun4all.so");
gSystem->Load("libcemc.so");
gSystem->Load("libg4eval.so");
gROOT->LoadMacro("G4Setup_ePHENIX.C");
G4Init(); // initialize layer numbers for barrel
//---------------
// Fun4All server
//---------------
Fun4AllServer *se = Fun4AllServer::instance();
se->Verbosity(0);
//-----------------
// Event generation
//-----------------
if (readhepmc)
{
// this module is needed to read the HepMC records into our G4 sims
// but only if you read HepMC input files
HepMCNodeReader *hr = new HepMCNodeReader();
se->registerSubsystem(hr);
}
else
{
// The PHG4ParticleGun runs the same particle(s) in
// every event
PHG4ParticleGun *gun = new PHG4ParticleGun();
// gun->set_name("geantino+");
// gun->set_name("chargedgeantino");
gun->set_name("mu-");
// gun->set_name("pi-"); // e,pi,mu,p,gamma
// gun->set_vtx(0,12.09,200);
gun->set_vtx(0, 0, 0);
// gun->set_mom(0, 0, 10);
gun->set_mom(1.12641e-16, 1.83962, 13.6021);
// se->registerSubsystem(gun);
PHG4ParticleGenerator *gen = new PHG4ParticleGenerator();
// gen->set_seed(TRandom3(0).GetSeed());
gen->set_seed(1234);
// gen->set_name("geantino");
gen->set_name("mu-");
// gun->set_name("pi-"); // e,pi,mu,p,gamma
gen->set_vtx(0, 0, 0);
gen->set_z_range(0, 0);
// gen->set_eta_range(3.5, 3.5);
gen->set_eta_range(-4, 4);
gen->set_phi_range(TMath::Pi() / 2, TMath::Pi() / 2);
gen->set_mom_range(1.0, 50.0);
gen->Verbosity(1);
// se->registerSubsystem(gen);
//
//! high Q2 250x10 GeV pythia file from Kieran
ReadEICFiles *eic = new ReadEICFiles();
const char *infile =
"/direct/phenix+sim02/phnxreco/ePHENIX/jinhuang/display/pythia.ep.250x010.10000000events.seed679586890.root";
eic->OpenInputFile(infile);
eic->SetFirstEntry(565);
se->registerSubsystem(eic);
}
//---------------------
// Detector description from loaded macro
//---------------------
G4Setup(absorberactive, -1);
// G4Setup_Sandbox(absorberactive, -1);
// MaterialScan();
//----------------------
// Simulation evaluation
//----------------------
// SubsysReco* eval = new PHG4Evaluator("PHG4EVALUATOR","g4eval.root");
//eval->Verbosity(0);
//se->registerSubsystem( eval );
//SubsysReco* eval = new PHG4CEMCEvaluator("PHG4CEMCEVALUATOR","out/g4eval.root");
//eval->Verbosity(1);
//se->registerSubsystem( eval );
// HitNtuples *hits = new HitNtuples();
// hits->AddNode("FEMCABS",0);
// hits->AddNode("FEMC",3);
// hits->AddNode("FPRESHOWER",1);
// hits->AddNode("GEM",2);
// hits->AddNode("GEMLIDFRONT",4);
// hits->AddNode("GEMLIDBACK",5);
// se->registerSubsystem(hits);
//----------------------
// Save selected nodes to root file
//----------------------
{
// require offline/analysis/g4analysis_fsphenix
PHG4DSTReader* ana = new PHG4DSTReader(outputFile);
if (nEvents > 0 && nEvents < 3)
ana->Verbosity(2);
ana->AddNode("GEMSTATION0");
ana->AddNode("GEMSTATION1");
ana->AddNode("GEMSTATION2");
ana->AddNode("GEMSTATION3");
ana->AddNode("GEMSTATION4");
// ana->AddNode("TestDetector_0");
se->registerSubsystem(ana);
}
//--------------
// IO management
//--------------
if (readhepmc)
{
Fun4AllInputManager *in = new Fun4AllHepMCInputManager("DSTIN");
se->registerInputManager(in);
se->fileopen(in->Name(), inputFile);
}
else
{
// for single particle generators we just need something which drives
// the event loop, the Dummy Input Mgr does just that
Fun4AllInputManager *in = new Fun4AllDummyInputManager("JADE");
se->registerInputManager(in);
}
// File Managers
bool save_dst = false;
if (save_dst)
{
Fun4AllDstOutputManager *dstManager = new Fun4AllDstOutputManager(
"DSTOUT", "DST.root");
//FVTX nodes
dstManager->AddNode("PHG4INEVENT");
dstManager->AddNode("G4TruthInfo");
se->registerOutputManager(dstManager);
}
//-----------------
// Event processing
//-----------------
if (nEvents == 1)
{
PHG4Reco *g4 = (PHG4Reco *) se->getSubsysReco("PHG4RECO");
g4->ApplyCommand("/control/execute eic.mac");
// g4->StartGui();
se->run(1);
se->End();
std::cout << "All done" << std::endl;
}
else
{
if (verbosity)
{
se->Verbosity(3);
PHG4Reco *g4 = (PHG4Reco *) se->getSubsysReco("PHG4RECO");
g4->Verbosity(3);
g4->ApplyCommand("/control/verbose 5");
g4->ApplyCommand("/run/verbose 5");
g4->ApplyCommand("/tracking/verbose 5");
}
se->run(nEvents);
se->End();
std::cout << "All done" << std::endl;
delete se;
gSystem->Exit(0);
}
// //-----
// // Exit
// //-----
return 0;
}
int Fun4All_MCEventGen(
const int nEvents = 100,
const char * outputFile = "G4MCEventGen.root"
)
{
//===============
// Input options
//===============
// read files in HepMC format (typically output from event generators like hijing or pythia)
const bool readhepmc = false; // read HepMC files
// read files in EICTree format generated by eicsmear package
const bool readeictree = false;
// Use particle generator Pythia 8
const bool runpythia8 = false;
// Use particle generator Pythia 6
const bool runpythia6 = true;
const char * pythia6configfile = "config_pythia6/phpythia6_ep.cfg";
// Use particle generator HEPGen
const bool runhepgen = false;
// Use particle generator Sartre
const bool runsartre = false;
// Other options
const bool do_dst_compress = true;
// Option to save DST output file (for later use with Genat4 simulation)
const bool do_DSTOutput = true;
// Option to convert DST to human command readable TTree for quick poke around the outputs
const bool do_DSTReader = false;
// Option to save events in ASCII HepMC format
const bool do_ASCIIOutput = false;
//---------------
// Load libraries
//---------------
gSystem->Load("libfun4all.so");
gSystem->Load("libphhepmc.so");
gSystem->Load("libg4detectors.so");
gSystem->Load("libg4eval.so");
//---------------
// Fun4All server
//---------------
Fun4AllServer *se = Fun4AllServer::instance();
se->Verbosity(0); // uncomment for batch production running with minimal output messages
// se->Verbosity(Fun4AllServer::VERBOSITY_SOME); // uncomment for some info for interactive running
// just if we set some flags somewhere in this macro
recoConsts *rc = recoConsts::instance();
// By default every random number generator uses
// PHRandomSeed() which reads /dev/urandom to get its seed
// if the RANDOMSEED flag is set its value is taken as seed
// You can either set this to a random value using PHRandomSeed()
// which will make all seeds identical (not sure what the point of
// this would be:
// rc->set_IntFlag("RANDOMSEED",PHRandomSeed());
// or set it to a fixed value so you can debug your code
// rc->set_IntFlag("RANDOMSEED", 12345);
/* Set world parameters in reco consts */
rc->set_FloatFlag("WorldSizex", 1000.);
rc->set_FloatFlag("WorldSizey", 1000.);
rc->set_FloatFlag("WorldSizez", 1000.);
rc->set_CharFlag("WorldShape", "G4Tubs");
//-----------------
// Event generation
//-----------------
if (readhepmc)
{
}
else if (readeictree)
{
// this module is needed to read the EICTree style records into our G4 sims
ReadEICFiles *eicr = new ReadEICFiles();
eicr->OpenInputFile("data/eictree_milou_dvcs_10x250.root");
se->registerSubsystem(eicr);
}
else if (runpythia8)
{
gSystem->Load("libPHPythia8.so");
PHPythia8* pythia8 = new PHPythia8();
// see coresoftware/generators/PHPythia8 for example config
pythia8->set_config_file("phpythia8.cfg");
se->registerSubsystem(pythia8);
}
else if (runpythia6)
{
gSystem->Load("libPHPythia6.so");
PHPythia6 *pythia6 = new PHPythia6();
pythia6->set_config_file( pythia6configfile );
se->registerSubsystem(pythia6);
}
else if (runhepgen)
{
gSystem->Load("libsHEPGen.so");
sHEPGen *hepgen = new sHEPGen();
hepgen->set_datacard_file("config/hepgen_eic_dvcs.data");
hepgen->set_momentum_electron(-10);
hepgen->set_momentum_hadron(250);
se->registerSubsystem(hepgen);
}
else if (runsartre)
{
// see coresoftware/generators/PHSartre/README for setup instructions
// before running:
// setenv SARTRE_DIR /opt/sphenix/core/sartre-1.20_root-5.34.36
gSystem->Load("libPHSartre.so");
PHSartre* mysartre = new PHSartre();
// see coresoftware/generators/PHSartre for example config
mysartre->set_config_file("config/sartre_ep.cfg");
// particle trigger to enhance forward J/Psi -> ee
//PHSartreParticleTrigger* pTrig = new PHSartreParticleTrigger("MySartreTrigger");
//pTrig->AddParticles(-11);
//pTrig->SetEtaHighLow(4.0,1.4);
//pTrig->SetEtaHighLow(1.0,-1.1); // central arm
//pTrig->PrintConfig();
//mysartre->register_trigger((PHSartreGenTrigger *)pTrig);
se->registerSubsystem(mysartre);
}
/* Write DST output file */
if ( do_DSTOutput )
{
Fun4AllDstOutputManager *out = new Fun4AllDstOutputManager("DSTOUT", outputFile);
se->registerOutputManager(out);
}
/* write DSTReader human readable output tree */
if (do_DSTReader)
{
// load HepMCNodeReader
HepMCNodeReader *hr = new HepMCNodeReader();
se->registerSubsystem(hr);
// load module to access truth particle information
PHG4Reco* g4Reco = new PHG4Reco();
PHG4TruthSubsystem *truth = new PHG4TruthSubsystem();
g4Reco->registerSubsystem(truth);
se->registerSubsystem( g4Reco );
// save a comprehensive evaluation file
PHG4DSTReader* ana = new PHG4DSTReader(string(outputFile) + string("_DSTReader.root"));
ana->set_save_particle(true);
ana->set_load_all_particle(false);
ana->set_load_active_particle(true);
ana->set_save_vertex(true);
se->registerSubsystem(ana);
}
/* Write HepMC ASCII output */
else if ( do_ASCIIOutput )
{
Fun4AllHepMCOutputManager *asciiout = new Fun4AllHepMCOutputManager("HEPMCOUT",outputFile);
se->registerOutputManager(asciiout);
}
//-----------------
// Event processing
//-----------------
if (nEvents <= 0 && !readhepmc)
{
cout << "using 0 for number of events is a bad idea when using particle generators" << endl;
cout << "it will run forever, so I just return without running anything" << endl;
return;
}
else
{
se->run(nEvents);
se->End();
std::cout << "All done" << std::endl;
delete se;
gSystem->Exit(0);
}
}