B5::EventAction Class Reference

Event action. More...

#include <Doxymodules_basic.h>

Inheritance diagram for B5::EventAction:

Public Member Functions
	EventAction ()
	~EventAction () override=default
void	BeginOfEventAction (const G4Event *) override
void	EndOfEventAction (const G4Event *) override
std::vector< G4double > &	GetEmCalEdep ()
std::vector< G4double > &	GetHadCalEdep ()

Private Attributes
std::array< G4int, kDim >	fHodHCID = { -1, -1 }
std::array< G4int, kDim >	fDriftHCID = { -1, -1 }
std::array< G4int, kDim >	fCalHCID = { -1, -1 }
std::array< std::array< G4int, kDim >, kDim >	fDriftHistoID {{ {{ -1, -1 }}, {{ -1, -1 }} }}
std::array< std::vector< G4double >, kDim >	fCalEdep {{ std::vector<G4double>(kNofEmCells, 0.), std::vector<G4double>(kNofHadCells, 0.) }}

Detailed Description

Event action.

Definition at line 191 of file Doxymodules_basic.h.

Constructor & Destructor Documentation

EventAction()

B5::EventAction::EventAction

(

)

Definition at line 81 of file EventAction.cc.

{
  // set printing per each event
  G4RunManager::GetRunManager()->SetPrintProgress(1);
}

~EventAction()

B5::EventAction::~EventAction ( )

overridedefault

Member Function Documentation

BeginOfEventAction()

void B5::EventAction::BeginOfEventAction ( const G4Event *  )

override

Definition at line 89 of file EventAction.cc.

{
  // Find hit collections and histogram Ids by names (just once)
  // and save them in the data members of this class
 
  if (fHodHCID[0] == -1) {
    auto sdManager = G4SDManager::GetSDMpointer();
    auto analysisManager = G4AnalysisManager::Instance();
 
    // hits collections names
    array<G4String, kDim> hHCName
      = {{ "hodoscope1/hodoscopeColl", "hodoscope2/hodoscopeColl" }};
    array<G4String, kDim> dHCName
      = {{ "chamber1/driftChamberColl", "chamber2/driftChamberColl" }};
    array<G4String, kDim> cHCName
      = {{ "EMcalorimeter/EMcalorimeterColl", "HadCalorimeter/HadCalorimeterColl" }};
 
    // histograms names
    array<array<G4String, kDim>, kDim> histoName
      = {{ {{ "Chamber1", "Chamber2" }}, {{ "Chamber1 XY", "Chamber2 XY" }} }};
 
    for (G4int iDet = 0; iDet < kDim; ++iDet) {
      // hit collections IDs
      fHodHCID[iDet]   = sdManager->GetCollectionID(hHCName[iDet]);
      fDriftHCID[iDet] = sdManager->GetCollectionID(dHCName[iDet]);
      fCalHCID[iDet]   = sdManager->GetCollectionID(cHCName[iDet]);
      // histograms IDs
      fDriftHistoID[kH1][iDet] = analysisManager->GetH1Id(histoName[kH1][iDet]);
      fDriftHistoID[kH2][iDet] = analysisManager->GetH2Id(histoName[kH2][iDet]);
    }
  }
}

EndOfEventAction()

void B5::EventAction::EndOfEventAction ( const G4Event *  event )

override

Definition at line 124 of file EventAction.cc.

{
  //
  // Fill histograms & ntuple
  //
 
  // Get analysis manager
  auto analysisManager = G4AnalysisManager::Instance();
 
  // Drift chambers hits
  for (G4int iDet = 0; iDet < kDim; ++iDet) {
    auto hc = GetHC(event, fDriftHCID[iDet]);
    if ( ! hc ) return;
 
    auto nhit = hc->GetSize();
    analysisManager->FillH1(fDriftHistoID[kH1][iDet], nhit );
    // columns 0, 1
    analysisManager->FillNtupleIColumn(iDet, nhit);
 
    for (unsigned long i = 0; i < nhit; ++i) {
      auto hit = static_cast<DriftChamberHit*>(hc->GetHit(i));
      auto localPos = hit->GetLocalPos();
      analysisManager->FillH2(fDriftHistoID[kH2][iDet], localPos.x(), localPos.y());
    }
  }
 
  // Em/Had Calorimeters hits
  array<G4int, kDim> totalCalHit = {{ 0, 0 }};
  array<G4double, kDim> totalCalEdep = {{ 0., 0. }};
 
  for (G4int iDet = 0; iDet < kDim; ++iDet) {
    auto hc = GetHC(event, fCalHCID[iDet]);
    if ( ! hc ) return;
 
    totalCalHit[iDet] = 0;
    totalCalEdep[iDet] = 0.;
    for (unsigned long i = 0; i < hc->GetSize(); ++i) {
      G4double edep = 0.;
      // The EM and Had calorimeter hits are of different types
      if (iDet == 0) {
        auto hit = static_cast<EmCalorimeterHit*>(hc->GetHit(i));
        edep = hit->GetEdep();
      } else {
        auto hit = static_cast<HadCalorimeterHit*>(hc->GetHit(i));
        edep = hit->GetEdep();
      }
      if ( edep > 0. ) {
        totalCalHit[iDet]++;
        totalCalEdep[iDet] += edep;
      }
      fCalEdep[iDet][i] = edep;
    }
    // columns 2, 3
    analysisManager->FillNtupleDColumn(iDet + 2, totalCalEdep[iDet]);
  }
 
  // Hodoscopes hits
  for (G4int iDet = 0; iDet < kDim; ++iDet) {
    auto hc = GetHC(event, fHodHCID[iDet]);
    if ( ! hc ) return;
 
    for (unsigned int i = 0; i<hc->GetSize(); ++i) {
      auto hit = static_cast<HodoscopeHit*>(hc->GetHit(i));
      // columns 4, 5
      analysisManager->FillNtupleDColumn(iDet + 4, hit->GetTime());
    }
  }
  analysisManager->AddNtupleRow();
 
  //
  // Print diagnostics
  //
 
  auto printModulo = G4RunManager::GetRunManager()->GetPrintProgress();
  if ( printModulo == 0 || event->GetEventID() % printModulo != 0) return;
 
  auto primary = event->GetPrimaryVertex(0)->GetPrimary(0);
  G4cout
    << G4endl
    << ">>> Event " << event->GetEventID() << " >>> Simulation truth : "
    << primary->GetG4code()->GetParticleName()
    << " " << primary->GetMomentum() << G4endl;
 
  // Hodoscopes
  for (G4int iDet = 0; iDet < kDim; ++iDet) {
    auto hc = GetHC(event, fHodHCID[iDet]);
    if ( ! hc ) return;
    G4cout << "Hodoscope " << iDet + 1 << " has " << hc->GetSize()  << " hits." << G4endl;
    for (unsigned int i = 0; i<hc->GetSize(); ++i) {
      hc->GetHit(i)->Print();
    }
  }
 
  // Drift chambers
  for (G4int iDet = 0; iDet < kDim; ++iDet) {
    auto hc = GetHC(event, fDriftHCID[iDet]);
    if ( ! hc ) return;
    G4cout << "Drift Chamber " << iDet + 1 << " has " <<  hc->GetSize()  << " hits." << G4endl;
    for (auto layer = 0; layer < kNofChambers; ++layer) {
      for (unsigned int i = 0; i < hc->GetSize(); i++) {
        auto hit = static_cast<DriftChamberHit*>(hc->GetHit(i));
        if (hit->GetLayerID() == layer) hit->Print();
      }
    }
  }
 
  // Calorimeters
  array<G4String, kDim> calName = {{ "EM", "Hadron" }};
  for (G4int iDet = 0; iDet < kDim; ++iDet) {
    G4cout << calName[iDet] << " Calorimeter has " << totalCalHit[iDet] << " hits."
           << " Total Edep is " << totalCalEdep[iDet]/MeV << " (MeV)" << G4endl;
  }
}

GetEmCalEdep()

std::vector< G4double > & B5::EventAction::GetEmCalEdep ( )

inline

Definition at line 62 of file EventAction.hh.

{ return fCalEdep[kEm]; }

GetHadCalEdep()

std::vector< G4double > & B5::EventAction::GetHadCalEdep ( )

inline

Definition at line 63 of file EventAction.hh.

{ return fCalEdep[kHad]; }

Member Data Documentation

fHodHCID

std::array<G4int, kDim> B5::EventAction::fHodHCID = { -1, -1 }

private

Definition at line 67 of file EventAction.hh.

{ -1, -1 };

fDriftHCID

std::array<G4int, kDim> B5::EventAction::fDriftHCID = { -1, -1 }

private

Definition at line 68 of file EventAction.hh.

{ -1, -1 };

fCalHCID

std::array<G4int, kDim> B5::EventAction::fCalHCID = { -1, -1 }

private

Definition at line 69 of file EventAction.hh.

{ -1, -1 };

fDriftHistoID

std::array<std::array<G4int, kDim>, kDim> B5::EventAction::fDriftHistoID {{ {{ -1, -1 }}, {{ -1, -1 }} }}

private

Definition at line 71 of file EventAction.hh.

{{ {{ -1, -1 }}, {{ -1, -1 }} }};

fCalEdep

std::array<std::vector<G4double>, kDim> B5::EventAction::fCalEdep {{ std::vector<G4double>(kNofEmCells, 0.), std::vector<G4double>(kNofHadCells, 0.) }}

private

Definition at line 77 of file EventAction.hh.

{{ std::vector<G4double>(kNofEmCells, 0.), std::vector<G4double>(kNofHadCells, 0.) }};

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The documentation for this class was generated from the following files:

• .doxygen/Doxymodules_basic.h
• basic/B5/include/EventAction.hh
• basic/B5/src/EventAction.cc