Geant4 Cross Reference

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Geant4/processes/electromagnetic/utils/include/G4EmElementSelector.hh

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Diff markup

Differences between /processes/electromagnetic/utils/include/G4EmElementSelector.hh (Version 11.3.0) and /processes/electromagnetic/utils/include/G4EmElementSelector.hh (Version 9.1.p3)


  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 // -------------------------------------------    
 28 //                                                
 29 // GEANT4 Class header file                       
 30 //                                                
 31 //                                                
 32 // File name:     G4EmElementSelector             
 33 //                                                
 34 // Author:        Vladimir Ivanchenko             
 35 //                                                
 36 // Creation date: 29.05.2008                      
 37 //                                                
 38 // Modifications:                                 
 39 //                                                
 40 //                                                
 41 // Class Description:                             
 42 //                                                
 43 // Generic helper class for the random selecti    
 44                                                   
 45 // -------------------------------------------    
 46 //                                                
 47                                                   
 48 #ifndef G4EmElementSelector_h                     
 49 #define G4EmElementSelector_h 1                   
 50                                                   
 51 #include "globals.hh"                             
 52 #include "G4ParticleDefinition.hh"                
 53 #include "G4Material.hh"                          
 54 #include "G4Element.hh"                           
 55 #include "G4ElementVector.hh"                     
 56 #include "G4PhysicsLogVector.hh"                  
 57 #include "Randomize.hh"                           
 58 #include <vector>                                 
 59                                                   
 60 class G4VEmModel;                                 
 61                                                   
 62 class G4EmElementSelector                         
 63 {                                                 
 64                                                   
 65 public:                                           
 66                                                   
 67   G4EmElementSelector(G4VEmModel*, const G4Mat    
 68                       G4double emin, G4double     
 69                       G4bool spline = true);      
 70                                                   
 71   ~G4EmElementSelector();                         
 72                                                   
 73   void Initialise(const G4ParticleDefinition*,    
 74                                                   
 75   void Dump(const G4ParticleDefinition* p = nu    
 76                                                   
 77   const G4Element* SelectRandomAtom(const G4do    
 78                                     const G4do    
 79                                                   
 80   inline const G4Element* SelectRandomAtom(G4d    
 81                                                   
 82   inline const G4Material* GetMaterial() const    
 83                                                   
 84   //  hide assignment operator                    
 85   G4EmElementSelector & operator=(const  G4EmE    
 86   G4EmElementSelector(const  G4EmElementSelect    
 87                                                   
 88 private:                                          
 89                                                   
 90   G4VEmModel*       model;                        
 91   const G4Material* material;                     
 92   const G4ElementVector* theElementVector;        
 93                                                   
 94   G4int    nElmMinusOne;                          
 95   G4int    nbins;                                 
 96                                                   
 97   G4double cutEnergy;                             
 98   G4double lowEnergy;                             
 99   G4double highEnergy;                            
100                                                   
101   std::vector<G4PhysicsLogVector*> xSections;     
102                                                   
103 };                                                
104                                                   
105 //....oooOO0OOooo........oooOO0OOooo........oo    
106 //....oooOO0OOooo........oooOO0OOooo........oo    
107                                                   
108 inline const G4Element* G4EmElementSelector::S    
109 {                                                 
110   const G4Element* element = (*theElementVecto    
111   if (nElmMinusOne > 0) {                         
112     G4double x = G4UniformRand();                 
113     size_t idx(0);                                
114     for(G4int i=0; i<nElmMinusOne; ++i) {         
115       if (x <= (xSections[i])->Value(e, idx))     
116         element = (*theElementVector)[i];         
117         break;                                    
118       }                                           
119     }                                             
120   }                                               
121   return element;                                 
122 }                                                 
123                                                   
124 //....oooOO0OOooo........oooOO0OOooo........oo    
125                                                   
126 inline const G4Material* G4EmElementSelector::    
127 {                                                 
128   return material;                                
129 }                                                 
130                                                   
131 //....oooOO0OOooo........oooOO0OOooo........oo    
132                                                   
133 #endif                                            
134                                                   
135