Import Geant4 11.0.0 source tree

2021-12-10 16:15:15 +00:00
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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.          *
+// ********************************************************************
+//
+// ********************************************************************
+//
+//  CaTS (Calorimetry and Tracking Simulation)
+//
+//  Authors : Hans Wenzel
+//            Soon Yung Jun
+//            (Fermi National Accelerator Laboratory)
+//
+// History
+//   October 18th, 2021 : first implementation
+//
+// ********************************************************************
+//
+/// \file PhotonSD.cc
+/// \brief Implementation of the CaTS::PhotonSD class
+
+// Geant4 headers 
+#include "G4VProcess.hh"
+#include "G4OpticalPhoton.hh"
+#include "G4HCofThisEvent.hh"
+#include "G4Step.hh"
+#include "G4SDManager.hh"
+#include "ConfigurationManager.hh"
+// project headers
+#include "PhotonSD.hh"
+#ifdef WITH_G4OPTICKS
+#  include "G4Opticks.hh"
+#  include "TrackInfo.hh"
+#  include "OpticksGenstep.h"
+#  include "OpticksFlags.hh"
+#  include "G4OpticksHit.hh"
+#endif
+
+PhotonSD::PhotonSD(G4String name)
+  : G4VSensitiveDetector(name)
+{
+  G4String HCname = name + "_HC";
+  collectionName.insert(HCname);
+  G4cout << collectionName.size() << "   PhotonSD name:  " << name
+         << " collection Name: " << HCname << G4endl;
+  fHCID   = -1;
+  verbose = ConfigurationManager::getInstance()->isEnable_verbose();
+}
+
+void PhotonSD::Initialize(G4HCofThisEvent* hce)
+{
+  fPhotonHitsCollection =
+    new PhotonHitsCollection(SensitiveDetectorName, collectionName[0]);
+  if(fHCID < 0)
+  {
+    if(verbose)
+      G4cout << "PhotonSD::Initialize:  " << SensitiveDetectorName << "   "
+             << collectionName[0] << G4endl;
+    fHCID = G4SDManager::GetSDMpointer()->GetCollectionID(collectionName[0]);
+  }
+  hce->AddHitsCollection(fHCID, fPhotonHitsCollection);
+}
+
+G4bool PhotonSD::ProcessHits(G4Step* aStep, G4TouchableHistory*)
+{
+  G4Track* theTrack = aStep->GetTrack();
+  // we only deal with optical Photons:
+  if(theTrack->GetDefinition() != G4OpticalPhoton::OpticalPhotonDefinition())
+  {
+    return false;
+  }
+  G4double theEdep              = theTrack->GetTotalEnergy() / CLHEP::eV;
+  const G4VProcess* thisProcess = theTrack->GetCreatorProcess();
+  G4String processname;
+  if(thisProcess != NULL)
+    processname = thisProcess->GetProcessName();
+  else
+    processname = "No Process";
+  unsigned theCreationProcessid;
+  if(processname == "Cerenkov")
+  {
+    theCreationProcessid = 0;
+  }
+  else if(processname == "Scintillation")
+  {
+    theCreationProcessid = 1;
+  }
+  else
+  {
+    theCreationProcessid = -1;
+  }
+  PhotonHit* newHit = new PhotonHit(
+    0, theCreationProcessid, etolambda(theEdep), theTrack->GetGlobalTime(),
+    aStep->GetPostStepPoint()->GetPosition(),
+    aStep->GetPostStepPoint()->GetMomentumDirection(),
+    aStep->GetPostStepPoint()->GetPolarization());
+  fPhotonHitsCollection->insert(newHit);
+  theTrack->SetTrackStatus(fStopAndKill);
+  return true;
+}
+
+void PhotonSD::EndOfEvent(G4HCofThisEvent*)
+{
+  if(verbose)
+  {
+    G4int NbHits = fPhotonHitsCollection->entries();
+    G4cout << " PhotonSD::EndOfEvent Number of PhotonHits:  " << NbHits
+           << G4endl;
+  }
+}
+#ifdef WITH_G4OPTICKS
+void PhotonSD::AddOpticksHits()
+{
+  G4Opticks* g4ok   = G4Opticks::Get();
+  bool way_enabled  = g4ok->isWayEnabled();
+  unsigned num_hits = g4ok->getNumHit();
+  if(verbose)
+    G4cout << "PhotonSD::AddOpticksHits PhotonHits:  " << num_hits << G4endl;
+  G4OpticksHit hit;
+  G4OpticksHitExtra hit_extra;
+  G4OpticksHitExtra* hit_extra_ptr = way_enabled ? &hit_extra : NULL;
+  for(unsigned i = 0; i < num_hits; i++)
+  {
+    g4ok->getHit(i, &hit, hit_extra_ptr);
+    PhotonHit* newHit =
+      new PhotonHit(i, 0, hit.wavelength, hit.time, hit.global_position,
+                    hit.global_direction, hit.global_polarization);
+    fPhotonHitsCollection->insert(newHit);
+  }
+  if(verbose)
+    G4cout << "AddOpticksHits size:  " << fPhotonHitsCollection->entries()
+           << G4endl;
+}
+#endif