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This commit is contained in:
Gabriele Cosmo
2020-12-04 12:30:43 +01:00
parent 67ba86d073
commit dab42d2018
3770 changed files with 226369 additions and 286486 deletions
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examples/extended/parameterisations/Par03/src/Par03EventAction.cc
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//
// ********************************************************************
// * License and Disclaimer *
// * *
// * The Geant4 software is copyright of the Copyright Holders of *
// * the Geant4 Collaboration. It is provided under the terms and *
// * conditions of the Geant4 Software License, included in the file *
// * LICENSE and available at http://cern.ch/geant4/license . These *
// * include a list of copyright holders. *
// * *
// * Neither the authors of this software system, nor their employing *
// * institutes,nor the agencies providing financial support for this *
// * work make any representation or warranty, express or implied, *
// * regarding this software system or assume any liability for its *
// * use. Please see the license in the file LICENSE and URL above *
// * for the full disclaimer and the limitation of liability. *
// * *
// * This code implementation is the result of the scientific and *
// * technical work of the GEANT4 collaboration. *
// * By using, copying, modifying or distributing the software (or *
// * any work based on the software) you agree to acknowledge its *
// * use in resulting scientific publications, and indicate your *
// * acceptance of all terms of the Geant4 Software license. *
// ********************************************************************
//
#include "Par03EventAction.hh"
#include "Par03Hit.hh"
#include "Par03DetectorConstruction.hh"
#include "g4analysis.hh"
#include "G4SDManager.hh"
#include "G4HCofThisEvent.hh"
#include "G4Event.hh"
#include "G4EventManager.hh"
Par03EventAction::Par03EventAction(Par03DetectorConstruction* aDetector)
: G4UserEventAction()
, fHitCollectionID(-1)
, fTimer()
, fDetector(aDetector)
{}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
Par03EventAction::~Par03EventAction() {}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
void Par03EventAction::BeginOfEventAction(const G4Event*) { fTimer.Start(); }
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
void Par03EventAction::EndOfEventAction(const G4Event* aEvent)
{
fTimer.Stop();
// Get hits collection ID (only once)
if(fHitCollectionID == -1)
{
fHitCollectionID = G4SDManager::GetSDMpointer()->GetCollectionID("hits");
}
// Get hits collection
auto hitsCollection = static_cast<Par03HitsCollection*>(
aEvent->GetHCofThisEvent()->GetHC(fHitCollectionID));
if(hitsCollection == nullptr)
{
G4ExceptionDescription msg;
msg << "Cannot access hitsCollection ID " << fHitCollectionID;
G4Exception("Par03EventAction::GetHitsCollection()", "MyCode0001",
FatalException, msg);
}
// Get analysis manager
auto analysisManager = G4AnalysisManager::Instance();
// Retrieve only once detector dimensions
if(fCellSizeZ == 0)
{
fCellSizeZ = fDetector->GetLength() / fDetector->GetNbOfLayers();
fCellSizeRho = fDetector->GetRadius() / fDetector->GetNbOfRhoCells();
}
// Retrieve information from primary vertex and primary particle
// To calculate shower axis and entry point to the detector
auto primaryVertex = G4EventManager::GetEventManager()
->GetConstCurrentEvent()
->GetPrimaryVertex();
auto primaryParticle = primaryVertex->GetPrimary(0);
G4double primaryEnergy = primaryParticle->GetTotalEnergy();
// Estimate from vertex and particle direction the entry point to the detector
// Calculate entrance point to the detector located at z = 0
auto primaryDirection = primaryParticle->GetMomentumDirection();
auto primaryEntrance = primaryVertex->GetPosition() -
primaryVertex->GetPosition().z() * primaryDirection;
G4double cosDirection = std::cos(primaryDirection.theta());
G4double sinDirection = std::sin(primaryDirection.theta());
// Fill histograms
Par03Hit* hit = nullptr;
G4double hitEn = 0;
G4double totalEnergy = 0;
G4int hitZ = -1;
G4int hitRho = -1;
G4int hitType = -1;
G4double tDistance = 0., rDistance = 0.;
G4double tFirstMoment = 0., tSecondMoment = 0.;
G4double rFirstMoment = 0., rSecondMoment = 0.;
for(size_t iHit = 0; iHit < hitsCollection->entries(); iHit++)
{
hit = static_cast<Par03Hit*>(hitsCollection->GetHit(iHit));
hitZ = hit->GetZid();
hitRho = hit->GetRhoId();
hitEn = hit->GetEdep();
hitType = hit->GetType();
if(hitEn > 0)
{
totalEnergy += hitEn;
tDistance =
hitZ * fCellSizeZ * cosDirection +
(hitRho * fCellSizeRho - primaryEntrance.perp()) * sinDirection;
rDistance =
hitZ * fCellSizeZ * (-sinDirection) +
(hitRho * fCellSizeRho - primaryEntrance.perp()) * cosDirection;
tFirstMoment += hitEn * tDistance;
rFirstMoment += hitEn * rDistance;
analysisManager->FillH1(4, tDistance, hitEn);
analysisManager->FillH1(5, rDistance, hitEn);
analysisManager->FillH1(10, hitType);
}
}
tFirstMoment /= totalEnergy;
rFirstMoment /= totalEnergy;
analysisManager->FillH1(0, primaryEnergy / GeV);
analysisManager->FillH1(1, totalEnergy / GeV);
analysisManager->FillH1(2, totalEnergy / primaryEnergy);
analysisManager->FillH1(3, fTimer.GetRealElapsed());
analysisManager->FillH1(6, tFirstMoment);
analysisManager->FillH1(7, rFirstMoment);
// Second loop over hits to calculate second moments
for(size_t iHit = 0; iHit < hitsCollection->entries(); iHit++)
{
hit = static_cast<Par03Hit*>(hitsCollection->GetHit(iHit));
hitEn = hit->GetEdep();
hitZ = hit->GetZid();
hitRho = hit->GetRhoId();
if(hitEn > 0)
{
tDistance = hitZ * fCellSizeZ * cosDirection +
(hitRho * fCellSizeRho - primaryEntrance.r()) * sinDirection;
rDistance = hitZ * fCellSizeZ * (-sinDirection) +
(hitRho * fCellSizeRho - primaryEntrance.r()) * cosDirection;
tSecondMoment += hitEn * std::pow(tDistance - tFirstMoment, 2);
rSecondMoment += hitEn * std::pow(rDistance - rFirstMoment, 2);
}
}
tSecondMoment /= totalEnergy;
rSecondMoment /= totalEnergy;
analysisManager->FillH1(8, tSecondMoment);
analysisManager->FillH1(9, rSecondMoment);
}