ExTGTrackerSD.cc

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// $Id: ExTGTrackerSD.cc 76943 2013-11-19 09:57:34Z gcosmo $
//

#include "ExTGTrackerSD.hh"
#include "G4HCofThisEvent.hh"
#include "G4Step.hh"
#include "G4ThreeVector.hh"
#include "G4SDManager.hh"
#include "G4ios.hh"

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
ExTGTrackerSD::ExTGTrackerSD(G4String name)
:G4VSensitiveDetector(name)
{
  G4String HCname;
  collectionName.insert(HCname="trackerCollection");
}

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
ExTGTrackerSD::~ExTGTrackerSD()
{
}

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
void ExTGTrackerSD::Initialize(G4HCofThisEvent* HCE)
{
  fTrackerCollection = new ExTGTrackerHitsCollection
                          (SensitiveDetectorName,collectionName[0]); 
  static G4int HCID = -1;
  if ( HCID<0 )
  {
    HCID = G4SDManager::GetSDMpointer()->GetCollectionID(collectionName[0]);
  }
  HCE->AddHitsCollection( HCID, fTrackerCollection ); 
}

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
G4bool ExTGTrackerSD::ProcessHits(G4Step* aStep,G4TouchableHistory*)
{
  G4double edep = aStep->GetTotalEnergyDeposit();

  if(edep==0.)  { return false; }

  ExTGTrackerHit* newHit = new ExTGTrackerHit();
  newHit->SetTrackID  (aStep->GetTrack()->GetTrackID());
  newHit->SetChamberNb(aStep->GetPreStepPoint()->GetTouchableHandle()
                                               ->GetCopyNumber());
  newHit->SetEdep     (edep);
  newHit->SetPos      (aStep->GetPostStepPoint()->GetPosition());
  fTrackerCollection->insert( newHit );
  
  //newHit->Print();
  //newHit->Draw();

  return true;
}

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
void ExTGTrackerSD::EndOfEvent(G4HCofThisEvent*)
{
   G4int NbHits = fTrackerCollection->entries();
   G4cout << "\n-------->Hits Collection: in this event there are " << NbHits 
          << " hits in the tracker chambers: " << G4endl;
   for (G4int i=0;i<NbHits;i++)
   {
     (*fTrackerCollection)[i]->Print();
   }
}