Par02Output Class Reference

#include <Par02Output.hh>

Public Types
enum	SaveType {   eNoSave, eSaveMC, eSaveTracker, eSaveEMCal,   eSaveHCal }
	Indicates to which ntuple to save the information. More...

Public Member Functions
void	SetFileName (G4String name)
G4String	GetFileName ()
void	AppendName (G4bool app)
void	StartAnalysis (G4int runID)
void	EndAnalysis ()
void	CreateNtuples ()
void	CreateHistograms ()
void	SaveTrack (SaveType aWhatToSave, G4int aPartID, G4int aPDG, G4ThreeVector aVector, G4double aResolution=0, G4double aEfficiency=1, G4double aEnergy=0)
void	FillHistogram (G4int HNo, G4double value) const
	~Par02Output ()

Static Public Member Functions
static Par02Output *	Instance ()

Protected Member Functions
	Par02Output ()
	A default, protected constructor (due to singleton pattern). More...

Detailed Description

Handling the saving to the file.

A singleton class that manages creation, writing to and closing of the Root output file.

Author

Anna Zaborowska

Definition at line 43 of file Par02Output.hh.

Member Enumeration Documentation

enum Par02Output::SaveType

Indicates to which ntuple to save the information.

Enumerator
eNoSave
eSaveMC
eSaveTracker
eSaveEMCal
eSaveHCal

Definition at line 47 of file Par02Output.hh.

{ eNoSave, eSaveMC, eSaveTracker, eSaveEMCal, eSaveHCal };

Constructor & Destructor Documentation

Par02Output::~Par02Output

(

)

Definition at line 54 of file Par02Output.cc.

                          {
  delete G4AnalysisManager::Instance();
}

Par02Output::Par02Output ( )

protected

A default, protected constructor (due to singleton pattern).

Definition at line 48 of file Par02Output.cc.

                         : fFileNameWithRunNo( false ) {
  fFileName = "DefaultOutput.root";
}

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Member Function Documentation

void Par02Output::AppendName

(

G4bool

app

)

Sets fFileNameWithRunNo that indicates whether to add the run number to the file name.

Parameters

app	If add the run number.

Definition at line 75 of file Par02Output.cc.

                                          {
  fFileNameWithRunNo = aApp;
}

void Par02Output::CreateHistograms

(

)

Creates histograms to combine information from all the events in the run. To be called for each run in Par02RunAction.

Definition at line 146 of file Par02Output.cc.

{
  G4AnalysisManager* analysisManager = G4AnalysisManager::Instance();
  analysisManager->CreateH1( "Pdiff", "momentum smeared in tracker", 100, 0.8, 1.2 );
  analysisManager->SetH1XAxisTitle( 0, "p_{smeared}/p_{true}" );
  analysisManager->SetH1YAxisTitle( 0, "Entries" );
  analysisManager->CreateH1( "EMCalEdiff", "energy smeared in EMCal", 100, 0.8, 1.2 );
  analysisManager->SetH1XAxisTitle( 1, "E_{smeared}/E_{true}" );
  analysisManager->SetH1YAxisTitle( 1, "Entries" );
  analysisManager->CreateH1( "HCalEdiff", "energy smeared in HCal", 100, 0.0, 2.0 );
  analysisManager->SetH1XAxisTitle( 2, "E_{smeared}/E_{true}" );
  analysisManager->SetH1YAxisTitle( 2, "Entries" );
}

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void Par02Output::CreateNtuples

(

)

Creates Ntuples used to store information about particle (its ID, PDG code, energy deposits, etc.). To be called for each event in Par02EventAction.

Definition at line 108 of file Par02Output.cc.

                                {
  const G4Event* event = G4RunManager::GetRunManager()->GetCurrentEvent();
  G4String evName = "Event_";
  evName += G4UIcommand::ConvertToString( event->GetEventID() );
  G4AnalysisManager* analysisManager = G4AnalysisManager::Instance();
  fCurrentNtupleId = analysisManager->CreateNtuple( evName, evName );

  analysisManager->CreateNtupleIColumn( "particleID" );  // column Id = 0
  analysisManager->CreateNtupleIColumn( "PID" );  // column Id = 1
  analysisManager->CreateNtupleDColumn( "MC_pX" );  // column Id = 2
  analysisManager->CreateNtupleDColumn( "MC_pY" ); // column Id = 3
  analysisManager->CreateNtupleDColumn( "MC_pZ" ); // column Id = 4

  analysisManager->CreateNtupleDColumn( "tracker_res" ); // column Id = 5
  analysisManager->CreateNtupleDColumn( "tracker_eff" ); // column Id = 6
  analysisManager->CreateNtupleDColumn( "tracker_pX" );  // column Id = 7
  analysisManager->CreateNtupleDColumn( "tracker_pY" ); // column Id = 8
  analysisManager->CreateNtupleDColumn( "tracker_pZ" ); // column Id = 9

  analysisManager->CreateNtupleDColumn( "emcal_res" ); // column Id = 10
  analysisManager->CreateNtupleDColumn( "emcal_eff" );  // column Id = 11
  analysisManager->CreateNtupleDColumn( "emcal_X" );  // column Id = 12
  analysisManager->CreateNtupleDColumn( "emcal_Y" ); // column Id = 13
  analysisManager->CreateNtupleDColumn( "emcal_Z" ); // column Id = 14
  analysisManager->CreateNtupleDColumn( "emcal_E" ); // column Id = 15

  analysisManager->CreateNtupleDColumn( "hcal_res" ); // column Id = 16
  analysisManager->CreateNtupleDColumn( "hcal_eff" ); // column Id = 17
  analysisManager->CreateNtupleDColumn( "hcal_X" );  // column Id = 18
  analysisManager->CreateNtupleDColumn( "hcal_Y" ); // column Id = 19
  analysisManager->CreateNtupleDColumn( "hcal_Z" ); // column Id = 20
  analysisManager->CreateNtupleDColumn( "hcal_E" );  // column Id = 21

  analysisManager->FinishNtuple( fCurrentNtupleId );
}

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void Par02Output::EndAnalysis

(

)

Calls the G4AnalysisManager::Instance(). It writes to the output file and close it.

Definition at line 100 of file Par02Output.cc.

                              {
  G4AnalysisManager* analysisManager = G4AnalysisManager::Instance();
  analysisManager->Write();
  analysisManager->CloseFile();
}

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void Par02Output::FillHistogram	(	G4int	HNo,
		G4double	value
	)		const

Fills the histogram.

Parameters

HNo	Number of a histogram (decided by the order of creation in CreateHistograms(), the first one is 0).
value	A value to be filled into the histogram.

Definition at line 219 of file Par02Output.cc.

                                                                      {
  G4AnalysisManager* analysisManager = G4AnalysisManager::Instance();
  analysisManager->FillH1( aHistNo, aValue );
}

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G4String Par02Output::GetFileName

(

)

Gets the file name of the output root file.

Returns

The name of the file.

Definition at line 81 of file Par02Output.cc.

                                  {
  return fFileName;
}

Par02Output * Par02Output::Instance ( void  )

static

Allows the access to the unique Par02Output object.

Returns

A pointer to the Par02Output class.

Definition at line 60 of file Par02Output.cc.

                                   {
  if ( ! fPar02Output ) {
    fPar02Output = new Par02Output();
  }
  return fPar02Output;
}

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void Par02Output::SaveTrack	(	SaveType	aWhatToSave,
		G4int	aPartID,
		G4int	aPDG,
		G4ThreeVector	aVector,
		G4double	aResolution = 0,
		G4double	aEfficiency = 1,
		G4double	aEnergy = 0
	)

Saves the information about the particle (track).

Parameters

aWhatToSave	enum indicating what kind of information to store (in which ntuple).
aPartID	A unique ID within event (taken Geant TrackID).
aPDG	A PDG code of a particle.
aVector	A vector to be stored (particle momentum in tracker or position of energy deposit in calorimeter).
aResolution	A resolution of the detector that was used.
aEfficiency	An efficiency of the detector that was used.
aEnergy	An energy deposit (for calorimeters only: Par02Output::SaveType::eEMCal or Par02Output::SaveType::eHCal).

Definition at line 162 of file Par02Output.cc.

                                                                      {
  G4AnalysisManager* analysisManager = G4AnalysisManager::Instance();
  switch( aWhatToSave ) {
    case Par02Output::eNoSave :
      break;
    case Par02Output::eSaveMC : {
      analysisManager->FillNtupleIColumn( fCurrentNtupleId, 0, aPartID );
      analysisManager->FillNtupleIColumn( fCurrentNtupleId, 1, aPDG );
      analysisManager->FillNtupleDColumn( fCurrentNtupleId, 2, aVector.x() );
      analysisManager->FillNtupleDColumn( fCurrentNtupleId, 3, aVector.y() );
      analysisManager->FillNtupleDColumn( fCurrentNtupleId, 4, aVector.z() );
      fCurrentID = aPartID;
      break;
    }
    case Par02Output::eSaveTracker : {
      if ( aPartID != fCurrentID ) G4cout << 
        " Wrong particle - trying to save Tracker information of different particle"
        << G4endl;
      analysisManager->FillNtupleDColumn( fCurrentNtupleId, 5, aResolution );
      analysisManager->FillNtupleDColumn( fCurrentNtupleId, 6, aEfficiency );
      analysisManager->FillNtupleDColumn( fCurrentNtupleId, 7, aVector.x() );
      analysisManager->FillNtupleDColumn( fCurrentNtupleId, 8, aVector.y() );
      analysisManager->FillNtupleDColumn( fCurrentNtupleId, 9, aVector.z() );
      break;
    }
    case Par02Output::eSaveEMCal : {
      if ( aPartID != fCurrentID ) G4cout <<
        " Wrong particle - trying to save EMCal information of different particle"
        << G4endl;
      analysisManager->FillNtupleDColumn( fCurrentNtupleId, 10, aResolution );
      analysisManager->FillNtupleDColumn( fCurrentNtupleId, 11, aEfficiency );
      analysisManager->FillNtupleDColumn( fCurrentNtupleId, 12, aVector.x() );
      analysisManager->FillNtupleDColumn( fCurrentNtupleId, 13, aVector.y() );
      analysisManager->FillNtupleDColumn( fCurrentNtupleId, 14, aVector.z() );
      analysisManager->FillNtupleDColumn( fCurrentNtupleId, 15, aEnergy );
      break;
    }
    case Par02Output::eSaveHCal : {
      if ( aPartID != fCurrentID ) G4cout <<
        " Wrong particle - trying to save HCal information of different particle"
        << G4endl;
      analysisManager->FillNtupleDColumn( fCurrentNtupleId, 16, aResolution );
      analysisManager->FillNtupleDColumn( fCurrentNtupleId, 17, aEfficiency );
      analysisManager->FillNtupleDColumn( fCurrentNtupleId, 18, aVector.x() );
      analysisManager->FillNtupleDColumn( fCurrentNtupleId, 19, aVector.y() );
      analysisManager->FillNtupleDColumn( fCurrentNtupleId, 20, aVector.z() );
      analysisManager->FillNtupleDColumn( fCurrentNtupleId, 21, aEnergy );
      analysisManager->AddNtupleRow( fCurrentNtupleId );
      break;
    }
  }
}

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void Par02Output::SetFileName

(

G4String

name

)

Sets the file name of the output root file.

Parameters

name	The name of the file.

Definition at line 69 of file Par02Output.cc.

                                              {
  fFileName = aName;
}

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void Par02Output::StartAnalysis

(

G4int

runID

)

Calls the G4AnalysisManager::Instance(). It sets the file name of the output file based on fFileName and fFileNameWithRunNo and opens the file.

Parameters

runID

A run number (to be added to file name if fFileNameWithRunNo is true).

Definition at line 87 of file Par02Output.cc.

                                              {
  G4AnalysisManager* analysisManager = G4AnalysisManager::Instance();
  if ( fFileNameWithRunNo ) {
    fFileName +=  "_run";
    fFileName += G4UIcommand::ConvertToString( aRunID );
  }
  analysisManager->SetVerboseLevel( 1 );
  analysisManager->SetFileName( fFileName );
  analysisManager->OpenFile( fFileName );
}

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---

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

• source/geant4.10.03.p03/examples/extended/parameterisations/Par02/include/Par02Output.hh
• source/geant4.10.03.p03/examples/extended/parameterisations/Par02/src/Par02Output.cc