ExExChEventAction.cc

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#include "ExExChEventAction.hh"

#include "G4RunManager.hh"

#include "G4Event.hh"
#include "G4EventManager.hh"
#include "G4HCofThisEvent.hh"
#include "G4VHitsCollection.hh"
#include "G4TrajectoryContainer.hh"
#include "G4Trajectory.hh"
#include "G4VVisManager.hh"
#include "G4SDManager.hh"
#include "G4UImanager.hh"
#include "G4ios.hh"
#include "G4SystemOfUnits.hh"

#include "ExExChSensitiveDetectorHit.hh"

#include "ExExChTrackingAction.hh"
#include "ExExChAnalysis.hh"

ExExChEventAction::ExExChEventAction()
{
    fSD_ID = -1;
    fVerboseLevel = 0;
}

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ExExChEventAction::~ExExChEventAction(){
}

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void ExExChEventAction::BeginOfEventAction(const G4Event*){
}

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void ExExChEventAction::EndOfEventAction(const G4Event* evt)
{
    G4SDManager* SDman = G4SDManager::GetSDMpointer();
    
    if(fSD_ID == -1) {
        G4String sdName;
        if(SDman->FindSensitiveDetector(sdName="telescope",0)){
            fSD_ID = SDman->GetCollectionID(sdName="telescope/collection");
        }
    }
    
    ExExChSensitiveDetectorHitsCollection* fSD = 0;
    
    G4HCofThisEvent * HCE = evt->GetHCofThisEvent();
    
    if(HCE)
    {
        if(fSD_ID != -1){
            G4VHitsCollection* aHCSD = HCE->GetHC(fSD_ID);
            fSD = (ExExChSensitiveDetectorHitsCollection*)(aHCSD);
        }
    }
    
    G4ThreeVector SSDposition[3];
    SSDposition[0]= G4ThreeVector(0.,0.,0.);
    SSDposition[1]= G4ThreeVector(0.,0.,0.);
    SSDposition[2]= G4ThreeVector(0.,0.,0.);
    
    if(fSD)
    {
        int bTotalHits = 0;
        
        int n_hit_sd = fSD->entries();
        for(int i2=0;i2<3;i2++){
            for(int i1=0;i1<n_hit_sd;i1++)
            {
                ExExChSensitiveDetectorHit* aHit = (*fSD)[i1];
                if(aHit->GetLayerID()==i2) {
                    SSDposition[i2] = aHit->GetWorldPos();
                    bTotalHits++;
               }
            }
        }

        if(bTotalHits == 3){
            double fAngXin = (SSDposition[1].x() - SSDposition[0].x());
            fAngXin /= (SSDposition[1].z() - SSDposition[0].z());
            double fAngYin = (SSDposition[1].y() - SSDposition[0].y());
            fAngYin /= (SSDposition[1].z() - SSDposition[0].z());
            double fPosXin = SSDposition[1].x();
            double fPosYin = SSDposition[1].y();
            double fAngXout = (SSDposition[2].x() - SSDposition[1].x());
            fAngXout /= (SSDposition[2].z() - SSDposition[1].z());
            double fAngYout = (SSDposition[2].y() - SSDposition[1].y());
            fAngYout /= (SSDposition[2].z() - SSDposition[1].z());
            
            G4AnalysisManager* analysisManager = G4AnalysisManager::Instance();
            
            analysisManager->FillNtupleDColumn(0, fAngXin * 1.E6 * CLHEP::rad);
            analysisManager->FillNtupleDColumn(1, fAngYin * 1.E6 * CLHEP::rad);
            analysisManager->FillNtupleDColumn(2, fPosXin / CLHEP::mm);
            analysisManager->FillNtupleDColumn(3, fPosYin / CLHEP::mm);
            analysisManager->FillNtupleDColumn(4, fAngXout * 1.E6 * CLHEP::rad);
            analysisManager->FillNtupleDColumn(5, fAngYout * 1.E6 * CLHEP::rad);
            analysisManager->AddNtupleRow();
        }
    }
}

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