Geant4 Cross Reference

Cross-Referencing   Geant4
Geant4/examples/extended/electromagnetic/TestEm3/src/SteppingAction.cc

Version: [ ReleaseNotes ] [ 1.0 ] [ 1.1 ] [ 2.0 ] [ 3.0 ] [ 3.1 ] [ 3.2 ] [ 4.0 ] [ 4.0.p1 ] [ 4.0.p2 ] [ 4.1 ] [ 4.1.p1 ] [ 5.0 ] [ 5.0.p1 ] [ 5.1 ] [ 5.1.p1 ] [ 5.2 ] [ 5.2.p1 ] [ 5.2.p2 ] [ 6.0 ] [ 6.0.p1 ] [ 6.1 ] [ 6.2 ] [ 6.2.p1 ] [ 6.2.p2 ] [ 7.0 ] [ 7.0.p1 ] [ 7.1 ] [ 7.1.p1 ] [ 8.0 ] [ 8.0.p1 ] [ 8.1 ] [ 8.1.p1 ] [ 8.1.p2 ] [ 8.2 ] [ 8.2.p1 ] [ 8.3 ] [ 8.3.p1 ] [ 8.3.p2 ] [ 9.0 ] [ 9.0.p1 ] [ 9.0.p2 ] [ 9.1 ] [ 9.1.p1 ] [ 9.1.p2 ] [ 9.1.p3 ] [ 9.2 ] [ 9.2.p1 ] [ 9.2.p2 ] [ 9.2.p3 ] [ 9.2.p4 ] [ 9.3 ] [ 9.3.p1 ] [ 9.3.p2 ] [ 9.4 ] [ 9.4.p1 ] [ 9.4.p2 ] [ 9.4.p3 ] [ 9.4.p4 ] [ 9.5 ] [ 9.5.p1 ] [ 9.5.p2 ] [ 9.6 ] [ 9.6.p1 ] [ 9.6.p2 ] [ 9.6.p3 ] [ 9.6.p4 ] [ 10.0 ] [ 10.0.p1 ] [ 10.0.p2 ] [ 10.0.p3 ] [ 10.0.p4 ] [ 10.1 ] [ 10.1.p1 ] [ 10.1.p2 ] [ 10.1.p3 ] [ 10.2 ] [ 10.2.p1 ] [ 10.2.p2 ] [ 10.2.p3 ] [ 10.3 ] [ 10.3.p1 ] [ 10.3.p2 ] [ 10.3.p3 ] [ 10.4 ] [ 10.4.p1 ] [ 10.4.p2 ] [ 10.4.p3 ] [ 10.5 ] [ 10.5.p1 ] [ 10.6 ] [ 10.6.p1 ] [ 10.6.p2 ] [ 10.6.p3 ] [ 10.7 ] [ 10.7.p1 ] [ 10.7.p2 ] [ 10.7.p3 ] [ 10.7.p4 ] [ 11.0 ] [ 11.0.p1 ] [ 11.0.p2 ] [ 11.0.p3, ] [ 11.0.p4 ] [ 11.1 ] [ 11.1.1 ] [ 11.1.2 ] [ 11.1.3 ] [ 11.2 ] [ 11.2.1 ] [ 11.2.2 ] [ 11.3.0 ]

Diff markup

Differences between /examples/extended/electromagnetic/TestEm3/src/SteppingAction.cc (Version 11.3.0) and /examples/extended/electromagnetic/TestEm3/src/SteppingAction.cc (Version 11.2)


  1 //                                                  1 //
  2 // *******************************************      2 // ********************************************************************
  3 // * License and Disclaimer                         3 // * License and Disclaimer                                           *
  4 // *                                                4 // *                                                                  *
  5 // * The  Geant4 software  is  copyright of th      5 // * The  Geant4 software  is  copyright of the Copyright Holders  of *
  6 // * the Geant4 Collaboration.  It is provided      6 // * the Geant4 Collaboration.  It is provided  under  the terms  and *
  7 // * conditions of the Geant4 Software License      7 // * conditions of the Geant4 Software License,  included in the file *
  8 // * LICENSE and available at  http://cern.ch/      8 // * LICENSE and available at  http://cern.ch/geant4/license .  These *
  9 // * include a list of copyright holders.           9 // * include a list of copyright holders.                             *
 10 // *                                               10 // *                                                                  *
 11 // * Neither the authors of this software syst     11 // * Neither the authors of this software system, nor their employing *
 12 // * institutes,nor the agencies providing fin     12 // * institutes,nor the agencies providing financial support for this *
 13 // * work  make  any representation or  warran     13 // * work  make  any representation or  warranty, express or implied, *
 14 // * regarding  this  software system or assum     14 // * regarding  this  software system or assume any liability for its *
 15 // * use.  Please see the license in the file      15 // * use.  Please see the license in the file  LICENSE  and URL above *
 16 // * for the full disclaimer and the limitatio     16 // * for the full disclaimer and the limitation of liability.         *
 17 // *                                               17 // *                                                                  *
 18 // * This  code  implementation is the result      18 // * This  code  implementation is the result of  the  scientific and *
 19 // * technical work of the GEANT4 collaboratio     19 // * technical work of the GEANT4 collaboration.                      *
 20 // * By using,  copying,  modifying or  distri     20 // * By using,  copying,  modifying or  distributing the software (or *
 21 // * any work based  on the software)  you  ag     21 // * any work based  on the software)  you  agree  to acknowledge its *
 22 // * use  in  resulting  scientific  publicati     22 // * use  in  resulting  scientific  publications,  and indicate your *
 23 // * acceptance of all terms of the Geant4 Sof     23 // * acceptance of all terms of the Geant4 Software license.          *
 24 // *******************************************     24 // ********************************************************************
 25 //                                                 25 //
 26 /// \file electromagnetic/TestEm3/src/Stepping     26 /// \file electromagnetic/TestEm3/src/SteppingAction.cc
 27 /// \brief Implementation of the SteppingActio     27 /// \brief Implementation of the SteppingAction class
 28 //                                                 28 //
 29 //                                                 29 //
 30 //....oooOO0OOooo........oooOO0OOooo........oo     30 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 31 //....oooOO0OOooo........oooOO0OOooo........oo     31 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 32                                                    32 
 33 #include "SteppingAction.hh"                       33 #include "SteppingAction.hh"
 34                                                    34 
 35 #include "DetectorConstruction.hh"                 35 #include "DetectorConstruction.hh"
                                                   >>  36 #include "Run.hh"
 36 #include "EventAction.hh"                          37 #include "EventAction.hh"
 37 #include "HistoManager.hh"                         38 #include "HistoManager.hh"
 38 #include "Run.hh"                              << 
 39                                                    39 
 40 #include "G4PhysicalConstants.hh"              << 
 41 #include "G4Positron.hh"                           40 #include "G4Positron.hh"
 42 #include "G4RunManager.hh"                         41 #include "G4RunManager.hh"
                                                   >>  42 #include "G4PhysicalConstants.hh"
 43                                                    43 
 44 //....oooOO0OOooo........oooOO0OOooo........oo     44 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 45                                                    45 
 46 SteppingAction::SteppingAction(DetectorConstru     46 SteppingAction::SteppingAction(DetectorConstruction* det, EventAction* evt)
 47   : fDetector(det), fEventAct(evt)             <<  47 :fDetector(det),fEventAct(evt) 
 48 {}                                             <<  48 { }
 49                                                    49 
 50 //....oooOO0OOooo........oooOO0OOooo........oo     50 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 51                                                    51 
 52 void SteppingAction::UserSteppingAction(const      52 void SteppingAction::UserSteppingAction(const G4Step* aStep)
 53 {                                                  53 {
 54   // track informations                        <<  54   //track informations
 55   const G4StepPoint* prePoint = aStep->GetPreS <<  55   const G4StepPoint* prePoint = aStep->GetPreStepPoint();   
 56                                                <<  56     
 57   // if World, return                          <<  57   //if World, return
 58   //                                               58   //
 59   G4VPhysicalVolume* volume = prePoint->GetTou <<  59   G4VPhysicalVolume* volume = prePoint->GetTouchableHandle()->GetVolume();    
 60   // if sum of absorbers do not fill exactly a <<  60   //if sum of absorbers do not fill exactly a layer: check material, not volume.
 61   const G4Material* mat = volume->GetLogicalVo     61   const G4Material* mat = volume->GetLogicalVolume()->GetMaterial();
 62   if (mat == fDetector->GetWorldMaterial()) re <<  62   if (mat == fDetector->GetWorldMaterial()) return; 
 63                                                    63 
 64   const G4StepPoint* endPoint = aStep->GetPost     64   const G4StepPoint* endPoint = aStep->GetPostStepPoint();
 65   const G4ParticleDefinition* particle = aStep <<  65   const G4ParticleDefinition* particle = aStep->GetTrack()->GetDefinition(); 
 66                                                <<  66  
 67   // here we are in an absorber. Locate it     <<  67   //here we are in an absorber. Locate it
 68   //                                           <<  68   //
 69   G4int absorNum = prePoint->GetTouchableHandl <<  69   G4int absorNum  = prePoint->GetTouchableHandle()->GetCopyNumber(0);
 70   G4int layerNum = prePoint->GetTouchableHandl <<  70   G4int layerNum  = prePoint->GetTouchableHandle()->GetCopyNumber(1);
 71                                                <<  71   
 72   // get Run                                   <<  72   //get Run
 73   Run* run = static_cast<Run*>(G4RunManager::G <<  73   Run* run = static_cast<Run*>(
 74                                                <<  74              G4RunManager::GetRunManager()->GetNonConstCurrentRun());
                                                   >>  75                        
 75   // collect energy deposit taking into accoun     76   // collect energy deposit taking into account track weight
 76   G4double edep = aStep->GetTotalEnergyDeposit <<  77   G4double edep = aStep->GetTotalEnergyDeposit()*aStep->GetTrack()->GetWeight();
 77                                                <<  78   
 78   // collect step length of charged particles      79   // collect step length of charged particles
 79   G4double stepl = 0.;                             80   G4double stepl = 0.;
 80   if (particle->GetPDGCharge() != 0.) {            81   if (particle->GetPDGCharge() != 0.) {
 81     stepl = aStep->GetStepLength();                82     stepl = aStep->GetStepLength();
 82     run->AddChargedStep();                         83     run->AddChargedStep();
 83   }                                            <<  84   } else { run->AddNeutralStep(); }
 84   else {                                       <<  85   
 85     run->AddNeutralStep();                     << 
 86   }                                            << 
 87                                                << 
 88   //  G4cout << "Nabs= " << absorNum << "   ed     86   //  G4cout << "Nabs= " << absorNum << "   edep(keV)= " << edep << G4endl;
 89                                                <<  87   
 90   // sum up per event                              88   // sum up per event
 91   fEventAct->SumEnergy(absorNum, edep, stepl); <<  89   fEventAct->SumEnergy(absorNum,edep,stepl);
 92                                                <<  90   
 93   // longitudinal profile of edep per absorber <<  91   //longitudinal profile of edep per absorber
 94   if (edep > 0.) {                             <<  92   if (edep>0.) {
 95     G4AnalysisManager::Instance()->FillH1(kMax <<  93     G4AnalysisManager::Instance()->FillH1(kMaxAbsor+absorNum, 
                                                   >>  94                                           G4double(layerNum+1), edep);
 96   }                                                95   }
 97   // energy flow                               <<  96   //energy flow
 98   //                                               97   //
 99   //  unique identificator of layer+absorber   <<  98   // unique identificator of layer+absorber
100   G4int Idnow = (fDetector->GetNbOfAbsor()) *  <<  99   G4int Idnow = (fDetector->GetNbOfAbsor())*layerNum + absorNum;
101   G4int plane;                                    100   G4int plane;
102   //                                              101   //
103   // leaving the absorber ?                    << 102   //leaving the absorber ?
104   if (endPoint->GetStepStatus() == fGeomBounda    103   if (endPoint->GetStepStatus() == fGeomBoundary) {
105     G4ThreeVector position = endPoint->GetPosi << 104     G4ThreeVector position  = endPoint->GetPosition();
106     G4ThreeVector direction = endPoint->GetMom    105     G4ThreeVector direction = endPoint->GetMomentumDirection();
107     G4double sizeYZ = 0.5 * fDetector->GetCalo << 106     G4double sizeYZ = 0.5*fDetector->GetCalorSizeYZ();       
108     G4double Eflow = endPoint->GetKineticEnerg    107     G4double Eflow = endPoint->GetKineticEnergy();
109     if (particle == G4Positron::Positron()) Ef << 108     if(particle == G4Positron::Positron()) Eflow += 2*electron_mass_c2;
110     if ((std::abs(position.y()) >= sizeYZ) ||  << 109     if((std::abs(position.y()) >= sizeYZ) || (std::abs(position.z()) >= sizeYZ))
111       run->SumLateralEleak(Idnow, Eflow);      << 110                                   run->SumLateralEleak(Idnow, Eflow);
112     else if (direction.x() >= 0.)              << 111     else if (direction.x() >= 0.) run->SumEnergyFlow(plane=Idnow+1, Eflow);
113       run->SumEnergyFlow(plane = Idnow + 1, Ef << 112     else                          run->SumEnergyFlow(plane=Idnow,  -Eflow);    
114     else                                       << 113   }   
115       run->SumEnergyFlow(plane = Idnow, -Eflow << 114 
116   }                                            << 115 ////  example of Birk attenuation
117                                                << 116 ///G4double destep   = aStep->GetTotalEnergyDeposit();
118   ////  example of Birk attenuation            << 117 ///G4double response = BirksAttenuation(aStep);
119   /// G4double destep   = aStep->GetTotalEnerg << 118 ///G4cout << " Destep: " << destep/keV << " keV"
120   /// G4double response = BirksAttenuation(aSt << 119 ///       << " response after Birks: " << response/keV << " keV" << G4endl;
121   /// G4cout << " Destep: " << destep/keV << " << 
122   ///       << " response after Birks: " << re << 
123 }                                                 120 }
124                                                   121 
125 //....oooOO0OOooo........oooOO0OOooo........oo    122 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
126                                                   123 
127 G4double SteppingAction::BirksAttenuation(cons    124 G4double SteppingAction::BirksAttenuation(const G4Step* aStep)
128 {                                                 125 {
129   // Example of Birk attenuation law in organi << 126  //Example of Birk attenuation law in organic scintillators.
130   // adapted from Geant3 PHYS337. See MIN 80 ( << 127  //adapted from Geant3 PHYS337. See MIN 80 (1970) 239-244
131   //                                           << 128  //
132   const G4Material* material = aStep->GetTrack << 129  const G4Material* material = aStep->GetTrack()->GetMaterial();
133   G4double birk1 = material->GetIonisation()-> << 130  G4double birk1       = material->GetIonisation()->GetBirksConstant();
134   G4double destep = aStep->GetTotalEnergyDepos << 131  G4double destep      = aStep->GetTotalEnergyDeposit();
135   G4double stepl = aStep->GetStepLength();     << 132  G4double stepl       = aStep->GetStepLength();  
136   G4double charge = aStep->GetTrack()->GetDefi << 133  G4double charge      = aStep->GetTrack()->GetDefinition()->GetPDGCharge();
137   //                                           << 134  //
138   G4double response = destep;                  << 135  G4double response = destep;
139   if (birk1 * destep * stepl * charge != 0.) { << 136  if (birk1*destep*stepl*charge != 0.)
140     response = destep / (1. + birk1 * destep / << 137    {
141   }                                            << 138      response = destep/(1. + birk1*destep/stepl);
142   return response;                             << 139    }
                                                   >> 140  return response;
143 }                                                 141 }
144                                                   142 
145 //....oooOO0OOooo........oooOO0OOooo........oo    143 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
                                                   >> 144 
146                                                   145