B4cCalorimeterSD Class Reference

#include <B4cCalorimeterSD.hh>

Inheritance diagram for B4cCalorimeterSD:

Collaboration diagram for B4cCalorimeterSD:

Public Member Functions
	B4cCalorimeterSD (const G4String &name, const G4String &hitsCollectionName, G4int nofCells)
virtual	~B4cCalorimeterSD ()
virtual void	Initialize (G4HCofThisEvent *hitCollection)
virtual G4bool	ProcessHits (G4Step *step, G4TouchableHistory *history)
virtual void	EndOfEvent (G4HCofThisEvent *hitCollection)
Public Member Functions inherited from G4VSensitiveDetector
	G4VSensitiveDetector (G4String name)
	G4VSensitiveDetector (const G4VSensitiveDetector &right)
virtual	~G4VSensitiveDetector ()
G4VSensitiveDetector &	operator= (const G4VSensitiveDetector &right)
G4int	operator== (const G4VSensitiveDetector &right) const
G4int	operator!= (const G4VSensitiveDetector &right) const
virtual void	clear ()
virtual void	DrawAll ()
virtual void	PrintAll ()
G4bool	Hit (G4Step *aStep)
void	SetROgeometry (G4VReadOutGeometry *value)
void	SetFilter (G4VSDFilter *value)
G4int	GetNumberOfCollections () const
G4String	GetCollectionName (G4int id) const
void	SetVerboseLevel (G4int vl)
void	Activate (G4bool activeFlag)
G4bool	isActive () const
G4String	GetName () const
G4String	GetPathName () const
G4String	GetFullPathName () const
G4VReadOutGeometry *	GetROgeometry () const
G4VSDFilter *	GetFilter () const
virtual G4VSensitiveDetector *	Clone () const

Additional Inherited Members
Protected Member Functions inherited from G4VSensitiveDetector
virtual G4int	GetCollectionID (G4int i)
Protected Attributes inherited from G4VSensitiveDetector
G4CollectionNameVector	collectionName
G4String	SensitiveDetectorName
G4String	thePathName
G4String	fullPathName
G4int	verboseLevel
G4bool	active
G4VReadOutGeometry *	ROgeometry
G4VSDFilter *	filter

Detailed Description

Calorimeter sensitive detector class

In Initialize(), it creates one hit for each calorimeter layer and one more hit for accounting the total quantities in all layers.

The values are accounted in hits in ProcessHits() function which is called by Geant4 kernel at each step.

Definition at line 51 of file B4cCalorimeterSD.hh.

Constructor & Destructor Documentation

B4cCalorimeterSD::B4cCalorimeterSD	(	const G4String &	name,
		const G4String &	hitsCollectionName,
		G4int	nofCells
	)

Definition at line 40 of file B4cCalorimeterSD.cc.

 : G4VSensitiveDetector(name),
   fHitsCollection(nullptr),
   fNofCells(nofCells)
{
  collectionName.insert(hitsCollectionName);
}

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B4cCalorimeterSD::~B4cCalorimeterSD ( )

virtual

Definition at line 53 of file B4cCalorimeterSD.cc.

{ 
}

Member Function Documentation

void B4cCalorimeterSD::EndOfEvent ( G4HCofThisEvent *  hitCollection )

virtual

Reimplemented from G4VSensitiveDetector.

Definition at line 120 of file B4cCalorimeterSD.cc.

{
  if ( verboseLevel>1 ) { 
     auto nofHits = fHitsCollection->entries();
     G4cout
       << G4endl 
       << "-------->Hits Collection: in this event they are " << nofHits 
       << " hits in the tracker chambers: " << G4endl;
     for ( G4int i=0; i<nofHits; i++ ) (*fHitsCollection)[i]->Print();
  }
}

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void B4cCalorimeterSD::Initialize ( G4HCofThisEvent *  hitCollection )

virtual

Reimplemented from G4VSensitiveDetector.

Definition at line 59 of file B4cCalorimeterSD.cc.

{
  // Create hits collection
  fHitsCollection 
    = new B4cCalorHitsCollection(SensitiveDetectorName, collectionName[0]); 

  // Add this collection in hce
  auto hcID 
    = G4SDManager::GetSDMpointer()->GetCollectionID(collectionName[0]);
  hce->AddHitsCollection( hcID, fHitsCollection ); 

  // Create hits
  // fNofCells for cells + one more for total sums 
  for (G4int i=0; i<fNofCells+1; i++ ) {
    fHitsCollection->insert(new B4cCalorHit());
  }
}

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G4bool B4cCalorimeterSD::ProcessHits ( G4Step *  step, G4TouchableHistory *  history  )

virtual

Implements G4VSensitiveDetector.

Definition at line 79 of file B4cCalorimeterSD.cc.

{  
  // energy deposit
  auto edep = step->GetTotalEnergyDeposit();
  
  // step length
  G4double stepLength = 0.;
  if ( step->GetTrack()->GetDefinition()->GetPDGCharge() != 0. ) {
    stepLength = step->GetStepLength();
  }

  if ( edep==0. && stepLength == 0. ) return false;      

  auto touchable = (step->GetPreStepPoint()->GetTouchable());
    
  // Get calorimeter cell id 
  auto layerNumber = touchable->GetReplicaNumber(1);
  
  // Get hit accounting data for this cell
  auto hit = (*fHitsCollection)[layerNumber];
  if ( ! hit ) {
    G4ExceptionDescription msg;
    msg << "Cannot access hit " << layerNumber; 
    G4Exception("B4cCalorimeterSD::ProcessHits()",
      "MyCode0004", FatalException, msg);
  }         

  // Get hit for total accounting
  auto hitTotal 
    = (*fHitsCollection)[fHitsCollection->entries()-1];
  
  // Add values
  hit->Add(edep, stepLength);
  hitTotal->Add(edep, stepLength); 
      
  return true;
}

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

• source/geant4.10.03.p02/examples/basic/B4/B4c/include/B4cCalorimeterSD.hh
• source/geant4.10.03.p02/examples/basic/B4/B4c/src/B4cCalorimeterSD.cc