Geant4 Cross Reference

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Geant4/examples/extended/electromagnetic/TestEm1/src/PrimaryGeneratorAction.cc

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Diff markup

Differences between /examples/extended/electromagnetic/TestEm1/src/PrimaryGeneratorAction.cc (Version 11.3.0) and /examples/extended/electromagnetic/TestEm1/src/PrimaryGeneratorAction.cc (Version 7.1)


  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.      << 
 10 // *                                                9 // *                                                                  *
 11 // * Neither the authors of this software syst     10 // * Neither the authors of this software system, nor their employing *
 12 // * institutes,nor the agencies providing fin     11 // * institutes,nor the agencies providing financial support for this *
 13 // * work  make  any representation or  warran     12 // * work  make  any representation or  warranty, express or implied, *
 14 // * regarding  this  software system or assum     13 // * regarding  this  software system or assume any liability for its *
 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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 23 // * acceptance of all terms of the Geant4 Sof << 
 24 // *******************************************     21 // ********************************************************************
 25 //                                                 22 //
 26 /// \file electromagnetic/TestEm1/src/PrimaryG << 
 27 /// \brief Implementation of the PrimaryGenera << 
 28 //                                                 23 //
                                                   >>  24 // $Id: PrimaryGeneratorAction.cc,v 1.3 2004/08/03 11:31:44 maire Exp $
                                                   >>  25 // GEANT4 tag $Name: geant4-07-01 $
 29 //                                                 26 //
                                                   >>  27 // 
 30                                                    28 
 31 //....oooOO0OOooo........oooOO0OOooo........oo     29 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 32 //....oooOO0OOooo........oooOO0OOooo........oo     30 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 33                                                    31 
 34 #include "PrimaryGeneratorAction.hh"               32 #include "PrimaryGeneratorAction.hh"
 35                                                    33 
 36 #include "DetectorConstruction.hh"                 34 #include "DetectorConstruction.hh"
 37 #include "PrimaryGeneratorMessenger.hh"            35 #include "PrimaryGeneratorMessenger.hh"
 38                                                    36 
 39 #include "G4Event.hh"                              37 #include "G4Event.hh"
 40 #include "G4ParticleDefinition.hh"             << 
 41 #include "G4ParticleTable.hh"                      38 #include "G4ParticleTable.hh"
 42 #include "G4SystemOfUnits.hh"                  <<  39 #include "G4ParticleDefinition.hh"
 43 #include "Randomize.hh"                            40 #include "Randomize.hh"
 44                                                    41 
 45 //....oooOO0OOooo........oooOO0OOooo........oo     42 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 46                                                    43 
 47 PrimaryGeneratorAction::PrimaryGeneratorAction <<  44 PrimaryGeneratorAction::PrimaryGeneratorAction(
                                                   >>  45                                                DetectorConstruction* DC)
                                                   >>  46 :Detector(DC)                
 48 {                                                  47 {
 49   fParticleGun = new G4ParticleGun(1);         <<  48   particleGun  = new G4ParticleGun(1);
 50   SetDefaultKinematic(1);                          49   SetDefaultKinematic(1);
 51                                                <<  50   rndmBeam = 0.;
 52   // create a messenger for this class         <<  51     
 53   fGunMessenger = new PrimaryGeneratorMessenge <<  52   //create a messenger for this class
                                                   >>  53   gunMessenger = new PrimaryGeneratorMessenger(this);  
 54 }                                                  54 }
 55                                                    55 
 56 //....oooOO0OOooo........oooOO0OOooo........oo     56 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 57                                                    57 
 58 PrimaryGeneratorAction::~PrimaryGeneratorActio     58 PrimaryGeneratorAction::~PrimaryGeneratorAction()
 59 {                                                  59 {
 60   delete fParticleGun;                         <<  60   delete particleGun;
 61   delete fGunMessenger;                        <<  61   delete gunMessenger;  
 62 }                                                  62 }
 63                                                    63 
 64 //....oooOO0OOooo........oooOO0OOooo........oo     64 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 65                                                    65 
 66 void PrimaryGeneratorAction::SetDefaultKinemat     66 void PrimaryGeneratorAction::SetDefaultKinematic(G4int front)
 67 {                                                  67 {
 68   G4ParticleDefinition* particle = G4ParticleT <<  68   G4ParticleDefinition* particle
 69   fParticleGun->SetParticleDefinition(particle <<  69            = G4ParticleTable::GetParticleTable()->FindParticle("e-");
 70   fParticleGun->SetParticleMomentumDirection(G <<  70   particleGun->SetParticleDefinition(particle);
 71   fParticleGun->SetParticleEnergy(100 * MeV);  <<  71   particleGun->SetParticleMomentumDirection(G4ThreeVector(1.,0.,0.));
 72   G4double position = 0. * cm;                 <<  72   particleGun->SetParticleEnergy(100*MeV);
 73   if (front) position = -0.4999 * (fDetector-> <<  73   G4double position = 0.*cm;
 74   fParticleGun->SetParticlePosition(G4ThreeVec <<  74   if (front) position = -0.5*(Detector->GetSize());
                                                   >>  75   particleGun->SetParticlePosition(G4ThreeVector(position,0.*cm,0.*cm));
 75 }                                                  76 }
 76                                                    77 
 77 //....oooOO0OOooo........oooOO0OOooo........oo     78 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 78                                                    79 
 79 void PrimaryGeneratorAction::GeneratePrimaries     80 void PrimaryGeneratorAction::GeneratePrimaries(G4Event* anEvent)
 80 {                                                  81 {
 81   // this function is called at the begining o <<  82   //this function is called at the begining of event
 82   //                                               83   //
 83   // randomize the beam, if requested.         <<  84   //randomize the beam, if requested.
 84   if (fRndmBeam > 0.) {                        <<  85   if (rndmBeam > 0.) 
 85     G4ThreeVector oldPosition = fParticleGun-> <<  86     {
 86     G4double rbeam = 0.5 * (fDetector->GetSize <<  87       G4ThreeVector oldPosition = particleGun->GetParticlePosition();    
 87     G4double x0 = oldPosition.x();             <<  88       G4double rbeam = 0.5*(Detector->GetSize())*rndmBeam;
 88     G4double y0 = oldPosition.y() + (2 * G4Uni <<  89       G4double x0 = oldPosition.x();
 89     G4double z0 = oldPosition.z() + (2 * G4Uni <<  90       G4double y0 = oldPosition.y() + (2*G4UniformRand()-1.)*rbeam;
 90     fParticleGun->SetParticlePosition(G4ThreeV <<  91       G4double z0 = oldPosition.z() + (2*G4UniformRand()-1.)*rbeam;
 91     fParticleGun->GeneratePrimaryVertex(anEven <<  92       particleGun->SetParticlePosition(G4ThreeVector(x0,y0,z0));
 92     fParticleGun->SetParticlePosition(oldPosit <<  93       particleGun->GeneratePrimaryVertex(anEvent);
 93   }                                            <<  94       particleGun->SetParticlePosition(oldPosition);      
 94   else                                         <<  95     }
 95     fParticleGun->GeneratePrimaryVertex(anEven <<  96   else  particleGun->GeneratePrimaryVertex(anEvent); 
 96 }                                                  97 }
 97                                                    98 
 98 //....oooOO0OOooo........oooOO0OOooo........oo     99 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
                                                   >> 100 
 99                                                   101