B3aEventAction.cc

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// $Id$
//

#include "B3aEventAction.hh"
#include "B3aRunAction.hh"

#include "G4RunManager.hh"
#include "G4Event.hh"

#include "G4SDManager.hh"
#include "G4HCofThisEvent.hh"
#include "G4THitsMap.hh"
#include "G4UnitsTable.hh"
#include "G4SystemOfUnits.hh"

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B3aEventAction::B3aEventAction(B3aRunAction* runAction)
 : G4UserEventAction(), 
   fRunAction(runAction),
   fCollID_cryst(0),
   fCollID_patient(0)
{}

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B3aEventAction::~B3aEventAction()
{ }

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void B3aEventAction::BeginOfEventAction(const G4Event* evt )
{
  G4int evtNb = evt->GetEventID();
  
  if (evtNb == 0) {
    G4SDManager* SDMan = G4SDManager::GetSDMpointer();  
    fCollID_cryst   = SDMan->GetCollectionID("crystal/edep");
    fCollID_patient = SDMan->GetCollectionID("patient/dose");    
  }
}

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void B3aEventAction::EndOfEventAction(const G4Event* evt )
{
   //Hits collections
  //  
  G4HCofThisEvent* HCE = evt->GetHCofThisEvent();
  if(!HCE) return;
               
  //Energy in crystals : identify 'good events'
  //
  const G4double eThreshold = 500*keV;
  G4int nbOfFired = 0;
   
  G4THitsMap<G4double>* evtMap = 
                     (G4THitsMap<G4double>*)(HCE->GetHC(fCollID_cryst));
               
  std::map<G4int,G4double*>::iterator itr;
  for (itr = evtMap->GetMap()->begin(); itr != evtMap->GetMap()->end(); itr++) {
    G4double edep = *(itr->second);
    if (edep > eThreshold) nbOfFired++;
  }  
  if (nbOfFired == 2) fRunAction->CountEvent();
  
  //Dose deposit in patient
  //
  G4double dose = 0.;
     
  evtMap = (G4THitsMap<G4double>*)(HCE->GetHC(fCollID_patient));
               
  for (itr = evtMap->GetMap()->begin(); itr != evtMap->GetMap()->end(); itr++) {
    dose = *(itr->second);
  }
  if (dose > 0.) fRunAction->SumDose(dose);    
}  

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