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Geant4/processes/electromagnetic/highenergy/include/G4GammaConversionToMuons.hh

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Diff markup

Differences between /processes/electromagnetic/highenergy/include/G4GammaConversionToMuons.hh (Version 11.3.0) and /processes/electromagnetic/highenergy/include/G4GammaConversionToMuons.hh (Version 2.0)


  1 //                                                  1 
  2 // *******************************************    
  3 // * License and Disclaimer                       
  4 // *                                              
  5 // * The  Geant4 software  is  copyright of th    
  6 // * the Geant4 Collaboration.  It is provided    
  7 // * conditions of the Geant4 Software License    
  8 // * LICENSE and available at  http://cern.ch/    
  9 // * include a list of copyright holders.         
 10 // *                                              
 11 // * Neither the authors of this software syst    
 12 // * institutes,nor the agencies providing fin    
 13 // * work  make  any representation or  warran    
 14 // * regarding  this  software system or assum    
 15 // * use.  Please see the license in the file     
 16 // * for the full disclaimer and the limitatio    
 17 // *                                              
 18 // * This  code  implementation is the result     
 19 // * technical work of the GEANT4 collaboratio    
 20 // * By using,  copying,  modifying or  distri    
 21 // * any work based  on the software)  you  ag    
 22 // * use  in  resulting  scientific  publicati    
 23 // * acceptance of all terms of the Geant4 Sof    
 24 // *******************************************    
 25 //                                                
 26 //                                                
 27 //         ------------ G4GammaConversionToMuo    
 28 //         by H.Burkhardt, S. Kelner and R. Ko    
 29 // -------------------------------------------    
 30 //                                                
 31 // 05-08-04: suppression of .icc file (mma)       
 32 // 13-08-04, public ComputeCrossSectionPerAtom    
 33 //                                                
 34 // class description                              
 35 //                                                
 36 // gamma ---> mu+ mu-                             
 37 // inherit from G4VDiscreteProcess                
 38 //                                                
 39                                                   
 40 //....oooOO0OOooo........oooOO0OOooo........oo    
 41                                                   
 42 #ifndef G4GammaConversionToMuons_h                
 43 #define G4GammaConversionToMuons_h 1              
 44                                                   
 45 #include "G4ios.hh"                               
 46 #include "globals.hh"                             
 47 #include "Randomize.hh"                           
 48 #include "G4VDiscreteProcess.hh"                  
 49 #include "G4PhysicsTable.hh"                      
 50 #include "G4PhysicsLogVector.hh"                  
 51 #include "G4ParticleDefinition.hh"                
 52 #include "G4Element.hh"                           
 53 #include "G4Step.hh"                              
 54 #include <vector>                                 
 55                                                   
 56 //....oooOO0OOooo........oooOO0OOooo........oo    
 57                                                   
 58 class G4LossTableManager;                         
 59 class G4BetheHeitler5DModel;                      
 60                                                   
 61 class G4GammaConversionToMuons : public G4VDis    
 62 {                                                 
 63 public:  // with description                      
 64                                                   
 65   explicit G4GammaConversionToMuons(              
 66                         const G4String& proces    
 67                         G4ProcessType type = f    
 68                                                   
 69   ~G4GammaConversionToMuons() override;           
 70                                                   
 71   G4bool IsApplicable(const G4ParticleDefiniti    
 72        // true for Gamma only.                    
 73                                                   
 74   void BuildPhysicsTable(const G4ParticleDefin    
 75        // here dummy, the total cross section     
 76        // than tables,  just calling PrintInfo    
 77                                                   
 78   void PrintInfoDefinition();                     
 79        // Print few lines of informations abou    
 80        // origine ..etc..                         
 81        // Invoked by BuildThePhysicsTable().      
 82                                                   
 83   void SetCrossSecFactor(G4double fac);           
 84        // Set the factor to artificially incre    
 85                                                   
 86   inline G4double GetCrossSecFactor() const {     
 87        // Get the factor to artificially incre    
 88                                                   
 89   G4double GetMeanFreePath(const G4Track& aTra    
 90                            G4double previousSt    
 91                            G4ForceCondition* c    
 92        // It returns the MeanFreePath of the p    
 93        // (energy, material)                      
 94        // The previousStepSize and G4ForceCond    
 95        // This function overloads a virtual fu    
 96        // It is invoked by the ProcessManager     
 97                                                   
 98   G4double GetCrossSectionPerAtom(const G4Dyna    
 99                                   const G4Elem    
100        // It returns the total CrossSectionPer    
101        // for the current DynamicGamma (energy    
102                                                   
103   G4VParticleChange* PostStepDoIt(const G4Trac    
104           const G4Step& aStep) override;          
105        // It computes the final state of the p    
106        // returned as a ParticleChange object.    
107        // This function overloads a virtual fu    
108        // It is invoked by the ProcessManager     
109                                                   
110   G4double ComputeCrossSectionPerAtom(G4double    
111                                                   
112   G4double ComputeMeanFreePath (G4double Gamma    
113                                 const G4Materi    
114                                                   
115   // hide assignment operator as private          
116   G4GammaConversionToMuons&                       
117   operator=(const G4GammaConversionToMuons &ri    
118   G4GammaConversionToMuons(const G4GammaConver    
119                                                   
120 private:                                          
121                                                   
122   const G4Element* SelectRandomAtom(const G4Dy    
123                                     const G4Ma    
124                                                   
125   G4double Mmuon;                                 
126   G4double Rc;                                    
127   G4double LimitEnergy;          // energy lim    
128   G4double LowestEnergyLimit;    // low  energ    
129   G4double HighestEnergyLimit;   // high energ    
130   G4double Energy5DLimit = 0.0;  // high energ    
131                                                   
132   G4double MeanFreePath = DBL_MAX;// actual Me    
133   G4double CrossSecFactor = 1.0;  // factor to    
134                                   // the cross    
135                                                   
136   G4LossTableManager* fManager;                   
137   G4BetheHeitler5DModel* f5Dmodel = nullptr;      
138   const G4ParticleDefinition* theGamma;           
139   const G4ParticleDefinition* theMuonPlus;        
140   const G4ParticleDefinition* theMuonMinus;       
141   std::vector<G4double> temp;                     
142 };                                                
143                                                   
144 //....oooOO0OOooo........oooOO0OOooo........oo    
145                                                   
146 #endif                                            
147                                                   
148