Geant4 Cross Reference

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Geant4/examples/extended/electromagnetic/TestEm5/src/PrimaryGeneratorAction.cc

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Diff markup

Differences between /examples/extended/electromagnetic/TestEm5/src/PrimaryGeneratorAction.cc (Version 11.3.0) and /examples/extended/electromagnetic/TestEm5/src/PrimaryGeneratorAction.cc (Version 7.0.p1)


  1 //                                                  1 //
  2 // *******************************************      2 // ********************************************************************
  3 // * License and Disclaimer                    <<   3 // * DISCLAIMER                                                       *
  4 // *                                                4 // *                                                                  *
  5 // * The  Geant4 software  is  copyright of th <<   5 // * The following disclaimer summarizes all the specific disclaimers *
  6 // * the Geant4 Collaboration.  It is provided <<   6 // * of contributors to this software. The specific disclaimers,which *
  7 // * conditions of the Geant4 Software License <<   7 // * govern, are listed with their locations in:                      *
  8 // * LICENSE and available at  http://cern.ch/ <<   8 // *   http://cern.ch/geant4/license                                  *
  9 // * include a list of copyright holders.      << 
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 15 // * use.  Please see the license in the file  <<  14 // * use.                                                             *
 16 // * for the full disclaimer and the limitatio << 
 17 // *                                               15 // *                                                                  *
 18 // * This  code  implementation is the result  <<  16 // * This  code  implementation is the  intellectual property  of the *
 19 // * technical work of the GEANT4 collaboratio <<  17 // * GEANT4 collaboration.                                            *
 20 // * By using,  copying,  modifying or  distri <<  18 // * By copying,  distributing  or modifying the Program (or any work *
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 24 // *******************************************     21 // ********************************************************************
 25 //                                                 22 //
 26 /// \file electromagnetic/TestEm5/src/PrimaryG <<  23 // $Id: PrimaryGeneratorAction.cc,v 1.3 2004/06/21 10:57:14 maire Exp $
 27 /// \brief Implementation of the PrimaryGenera <<  24 // GEANT4 tag $Name: geant4-07-00-patch-01 $
 28 //                                             << 
 29 //                                                 25 //
 30 //....oooOO0OOooo........oooOO0OOooo........oo     26 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 31 //....oooOO0OOooo........oooOO0OOooo........oo     27 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 32                                                    28 
 33 #include "PrimaryGeneratorAction.hh"               29 #include "PrimaryGeneratorAction.hh"
 34                                                    30 
 35 #include "DetectorConstruction.hh"                 31 #include "DetectorConstruction.hh"
 36 #include "PrimaryGeneratorMessenger.hh"            32 #include "PrimaryGeneratorMessenger.hh"
 37                                                    33 
 38 #include "G4Event.hh"                              34 #include "G4Event.hh"
 39 #include "G4ParticleDefinition.hh"             << 
 40 #include "G4ParticleTable.hh"                      35 #include "G4ParticleTable.hh"
 41 #include "G4SystemOfUnits.hh"                  <<  36 #include "G4ParticleDefinition.hh"
 42 #include "Randomize.hh"                            37 #include "Randomize.hh"
 43                                                    38 
 44 //....oooOO0OOooo........oooOO0OOooo........oo     39 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 45                                                    40 
 46 PrimaryGeneratorAction::PrimaryGeneratorAction <<  41 PrimaryGeneratorAction::PrimaryGeneratorAction(
                                                   >>  42                                             DetectorConstruction* DC)
                                                   >>  43 :Detector(DC)
 47 {                                                  44 {
 48   G4int n_particle = 1;                            45   G4int n_particle = 1;
 49   fParticleGun = new G4ParticleGun(n_particle) <<  46   particleGun  = new G4ParticleGun(n_particle);
 50   SetDefaultKinematic();                           47   SetDefaultKinematic();
 51                                                <<  48   rndmBeam = 0.;
 52   // create a messenger for this class         <<  49   
 53   fGunMessenger = new PrimaryGeneratorMessenge <<  50   //create a messenger for this class
                                                   >>  51   gunMessenger = new PrimaryGeneratorMessenger(this);
 54 }                                                  52 }
 55                                                    53 
 56 //....oooOO0OOooo........oooOO0OOooo........oo     54 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 57                                                    55 
 58 PrimaryGeneratorAction::~PrimaryGeneratorActio     56 PrimaryGeneratorAction::~PrimaryGeneratorAction()
 59 {                                                  57 {
 60   delete fParticleGun;                         <<  58   delete particleGun;
 61   delete fGunMessenger;                        <<  59   delete gunMessenger;  
 62 }                                                  60 }
 63                                                <<  61   
 64 //....oooOO0OOooo........oooOO0OOooo........oo     62 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 65                                                    63 
 66 void PrimaryGeneratorAction::SetDefaultKinemat     64 void PrimaryGeneratorAction::SetDefaultKinematic()
 67 {                                              <<  65 {    
 68   // default particle kinematic                    66   // default particle kinematic
 69   //                                               67   //
 70   G4ParticleTable* particleTable = G4ParticleT     68   G4ParticleTable* particleTable = G4ParticleTable::GetParticleTable();
 71   G4ParticleDefinition* particle = particleTab <<  69   G4ParticleDefinition* particle
 72   fParticleGun->SetParticleDefinition(particle <<  70                     = particleTable->FindParticle("e-");
 73   fParticleGun->SetParticleMomentumDirection(G <<  71   particleGun->SetParticleDefinition(particle);
 74   fParticleGun->SetParticleEnergy(30. * MeV);  <<  72   particleGun->SetParticleMomentumDirection(G4ThreeVector(1.,0.,0.));
 75   G4double x0 = -0.4999 * (fDetector->GetWorld <<  73   particleGun->SetParticleEnergy(30.*MeV);
 76   fParticleGun->SetParticlePosition(G4ThreeVec <<  74   G4double x0 = -0.5*(Detector->GetWorldSizeX());
                                                   >>  75   particleGun->SetParticlePosition(G4ThreeVector(x0, 0*cm, 0*cm));  
 77 }                                                  76 }
 78                                                    77 
 79 //....oooOO0OOooo........oooOO0OOooo........oo     78 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 80                                                    79 
 81 void PrimaryGeneratorAction::GeneratePrimaries     80 void PrimaryGeneratorAction::GeneratePrimaries(G4Event* anEvent)
 82 {                                                  81 {
 83   // this function is called at the begining o <<  82   //this function is called at the begining of event
 84   //                                               83   //
 85   // randomize the beam, if requested.         <<  84   //randomize the beam, if requested.
 86   if (fRndmBeam > 0.) {                        <<  85   if (rndmBeam > 0.) 
 87     G4ThreeVector oldPosition = fParticleGun-> <<  86     {
 88     G4double rbeam = 0.5 * (fDetector->GetAbso <<  87       G4ThreeVector oldPosition = particleGun->GetParticlePosition();    
 89     G4double x0 = oldPosition.x();             <<  88       G4double rbeam = 0.5*(Detector->GetAbsorberSizeYZ())*rndmBeam;
 90     G4double y0 = (2 * G4UniformRand() - 1.) * <<  89       G4double x0 = oldPosition.x();
 91     G4double z0 = (2 * G4UniformRand() - 1.) * <<  90       G4double y0 = oldPosition.y() + (2*G4UniformRand()-1.)*rbeam;
 92     fParticleGun->SetParticlePosition(G4ThreeV <<  91       G4double z0 = oldPosition.z() + (2*G4UniformRand()-1.)*rbeam;
 93     fParticleGun->GeneratePrimaryVertex(anEven <<  92       particleGun->SetParticlePosition(G4ThreeVector(x0,y0,z0));
 94     fParticleGun->SetParticlePosition(oldPosit <<  93       particleGun->GeneratePrimaryVertex(anEvent);
 95   }                                            <<  94       particleGun->SetParticlePosition(oldPosition);      
 96   else                                         <<  95     }
 97     fParticleGun->GeneratePrimaryVertex(anEven <<  96   else  particleGun->GeneratePrimaryVertex(anEvent); 
 98 }                                                  97 }
 99                                                    98 
100 //....oooOO0OOooo........oooOO0OOooo........oo     99 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
101                                                   100