RadioBio::SD Class Reference

RadioBio sensitive detector class. More...

#include <Doxymodules_medical.h>

Inheritance diagram for RadioBio::SD:

Public Member Functions
	SD (const G4String &name, const G4String &hitsCollectionName)
	~SD () override=default
void	Initialize (G4HCofThisEvent *hitCollection) override
G4bool	ProcessHits (G4Step *step, G4TouchableHistory *history) override
void	EndOfEvent (G4HCofThisEvent *hitCollection) override

Private Attributes
RadioBioHitsCollection *	fHitsCollection = nullptr

Detailed Description

RadioBio sensitive detector class.

The hits are accounted in hits in ProcessHits() function which is called by Geant4 kernel at each step. A hit is created with each step with non zero energy deposit.

Definition at line 145 of file Doxymodules_medical.h.

Constructor & Destructor Documentation

SD()

RadioBio::SD::SD	(	const G4String &	name,
		const G4String &	hitsCollectionName
	)

Definition at line 47 of file SD.cc.

                                                               : G4VSensitiveDetector(name)
{
  collectionName.insert(hitsCollectionName);
}

~SD()

RadioBio::SD::~SD ( )

overridedefault

Member Function Documentation

Initialize()

void RadioBio::SD::Initialize ( G4HCofThisEvent *  hitCollection )

override

Definition at line 54 of file SD.cc.

{
  // Create hits collection
  fHitsCollection = new RadioBioHitsCollection(SensitiveDetectorName, collectionName[0]);
 
  // Add this collection in hce
  G4int hcID = G4SDManager::GetSDMpointer()->GetCollectionID(collectionName[0]);
  hce->AddHitsCollection(hcID, fHitsCollection);
}

ProcessHits()

G4bool RadioBio::SD::ProcessHits ( G4Step *  step, G4TouchableHistory *  history  )

override

Definition at line 66 of file SD.cc.

{
  // FIXME why the namespace specification? Should not be necessary...
  RadioBio::Hit* newHit = new RadioBio::Hit();
 
  // Get the pre-step kinetic energy
  G4double eKinPre = aStep->GetPreStepPoint()->GetKineticEnergy();
  // Get the post-step kinetic energy
  G4double eKinPost = aStep->GetPostStepPoint()->GetKineticEnergy();
  // Get the step average kinetic energy
  G4double eKinMean = (eKinPre + eKinPost) * 0.5;
 
  const std::vector<const G4Track*>* secondary = aStep->GetSecondaryInCurrentStep();
 
  size_t SecondarySize = (*secondary).size();
  G4double EnergySecondary = 0.;
 
  // Get secondary electrons energy deposited
  if (SecondarySize)  // Calculate only secondary particles
  {
    for (size_t numsec = 0; numsec < SecondarySize; numsec++) {
      // Get the PDG code of every secondaty particles in current step
      G4int PDGSecondary = (*secondary)[numsec]->GetDefinition()->GetPDGEncoding();
 
      if (PDGSecondary == 11)  // Calculate only secondary electrons
      {
        // Calculate the energy deposit of secondary electrons in current step
        EnergySecondary += (*secondary)[numsec]->GetKineticEnergy();
      }
    }
  }
 
  // Update the hit with the necessary quantities
  newHit->SetTrackID(aStep->GetTrack()->GetTrackID());
  newHit->SetPartType(aStep->GetTrack()->GetParticleDefinition());
  newHit->SetEkinMean(eKinMean);
  newHit->SetDeltaE(aStep->GetTotalEnergyDeposit());
  newHit->SetEinit(aStep->GetPreStepPoint()->GetKineticEnergy());
  newHit->SetTrackLength(aStep->GetStepLength());
  newHit->SetElectronEnergy(EnergySecondary);
  newHit->SetPhysicalVolume(aStep->GetPreStepPoint()->GetPhysicalVolume());
  newHit->SetVoxelIndexes(aStep->GetPreStepPoint()->GetTouchableHandle());
 
  // Insert the hit in the hitcollection
  fHitsCollection->insert(newHit);
 
  // Accumulables are accumulated only if calculation is enabled
  for (G4int i = 0; i < G4AccumulableManager::Instance()->GetNofAccumulables(); ++i) {
    // Get the accumulable from the proper manager
    G4VAccumulable* GenAcc = G4AccumulableManager::Instance()->GetAccumulable(i);
 
    // Get the quantity from the proper manager using the name
    auto q = Manager::GetInstance()->GetQuantity(GenAcc->GetName());
 
    VRadiobiologicalAccumulable* radioAcc = dynamic_cast<VRadiobiologicalAccumulable*>(GenAcc);
 
    // If the dynamic_cast did not work, this means that accumulable
    // was not a VRadiobiologicalAccumulable
    if (radioAcc == nullptr) continue;
 
    // If calculation is enabled, accumulate
    if (q->IsCalculationEnabled()) radioAcc->Accumulate(newHit);
  }
 
  return true;
}

EndOfEvent()

void RadioBio::SD::EndOfEvent ( G4HCofThisEvent *  hitCollection )

override

Definition at line 135 of file SD.cc.

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

Member Data Documentation

fHitsCollection

RadioBioHitsCollection* RadioBio::SD::fHitsCollection = nullptr

private

Definition at line 62 of file SD.hh.

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

• .doxygen/Doxymodules_medical.h
• extended/medical/radiobiology/include/SD.hh
• extended/medical/radiobiology/src/SD.cc