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Geant4/examples/advanced/composite_calorimeter/src/CCalMaterial.cc

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Diff markup

Differences between /examples/advanced/composite_calorimeter/src/CCalMaterial.cc (Version 11.3.0) and /examples/advanced/composite_calorimeter/src/CCalMaterial.cc (Version 5.0)


  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 // File: CCalMaterial.cc                          
 28 // Description: CCalMaterial transient class t    
 29 //              material table (database) whic    
 30 //////////////////////////////////////////////    
 31 #include "CCalMaterial.hh"                        
 32                                                   
 33 //#define debug                                   
 34                                                   
 35 CCalMaterial::CCalMaterial(G4String mat, G4dou    
 36                            CCalMaterial** cons    
 37                            FractionType ft): n    
 38   nElem = 0;                                      
 39                                                   
 40   G4int i=0;                                      
 41   for (i=0; i<nconst; i++)                        
 42     nElem += constituents[i]->NElements();        
 43                                                   
 44   theElements = new G4String[nElem];              
 45   theWeights  = new G4double[nElem];              
 46                                                   
 47   G4double factor;                                
 48   G4int nelem=0;                                  
 49   for (i=0; i<nconst; i++) {                      
 50     if (ft==FTWeight)                             
 51       factor=1.0;                                 
 52     else                                          
 53       factor=constituents[i]->Density();          
 54     for (G4int j=0; j<constituents[i]->NElemen    
 55       theElements[nelem] = constituents[i]->El    
 56       theWeights[nelem]  = constituents[i]->We    
 57       nelem++;                                    
 58     }                                             
 59   }                                               
 60                                                   
 61   if (density<0) { //Let's compute density        
 62     computeDensity(nconst, constituents, weigh    
 63   }                                               
 64   closeMaterial();                                
 65 }                                                 
 66                                                   
 67 CCalMaterial::CCalMaterial(const CCalMaterial&    
 68   name(mat.name), density(mat.density), nElem(    
 69   theElements = new G4String[nElem];              
 70   theWeights  = new G4double[nElem];              
 71   for (G4int i=0; i<nElem; i++){                  
 72     theElements[i]=mat.theElements[i];            
 73     theWeights[i]=mat.theWeights[i];              
 74   }                                               
 75 }                                                 
 76                                                   
 77 CCalMaterial::~CCalMaterial() {                   
 78   if (theElements)                                
 79     delete[] theElements;                         
 80   if (theWeights)                                 
 81     delete[] theWeights;                          
 82 }                                                 
 83                                                   
 84 void CCalMaterial::computeDensity(G4int nconst    
 85                                   CCalMaterial    
 86                                   G4double* we    
 87   G4double mass=0;                                
 88   G4double volume=0;                              
 89   for (G4int i=0; i<nconst; i++) {                
 90     if (ft==FTWeight) {                           
 91       mass+=weights[i];                           
 92       volume+=(weights[i]/constituents[i]->Den    
 93     }                                             
 94     else { //by volume                            
 95       mass+=(weights[i]*constituents[i]->Densi    
 96       volume+=weights[i];                         
 97     }                                             
 98   }                                               
 99   density=mass/volume;                            
100 }                                                 
101                                                   
102 CCalMaterial& CCalMaterial::operator=(const CC    
103   if(theElements)                                 
104     delete[] theElements;                         
105   if(theWeights)                                  
106     delete[] theWeights;                          
107                                                   
108   name=mat.name;                                  
109   density=mat.density;                            
110   nElem=mat.nElem;                                
111                                                   
112   theElements = new G4String[nElem];              
113   theWeights  = new G4double[nElem];              
114   for (G4int i=0; i<nElem; i++){                  
115     theElements[i]=mat.theElements[i];            
116     theWeights[i]=mat.theWeights[i];              
117   }                                               
118   return *this;                                   
119 }                                                 
120                                                   
121 G4bool CCalMaterial::operator==(const CCalMate    
122   return (name==mat.name);                        
123 }                                                 
124                                                   
125 G4bool CCalMaterial::operator!=(const CCalMate    
126   return (name!=mat.name);                        
127 }                                                 
128                                                   
129 void CCalMaterial::closeMaterial() {              
130   G4int trueConst=0;                              
131                                                   
132   G4double norm=0;                                
133                                                   
134   for (G4int i=0; i<nElem; i++) {                 
135     norm+=theWeights[i];                          
136     if (theElements[i]!="") {                     
137       trueConst++;                                
138       for (G4int j=i+1; j<nElem; j++) {           
139         if(theElements[i]==theElements[j]){       
140           theWeights[i]+=theWeights[j];           
141           theElements[j]="";                      
142         }                                         
143       }//for j                                    
144     } //if                                        
145   }//for i                                        
146                                                   
147   if (trueConst != nElem) {                       
148     G4String* newConst = new G4String[trueCons    
149     G4double* newWeight = new G4double[trueCon    
150                                                   
151     G4int newi=0;                                 
152     for(G4int i=0; i<nElem; i++){                 
153       if (theElements[i]!="") {                   
154         newConst[newi]  = theElements[i];         
155         newWeight[newi] = theWeights[i]/norm;     
156         newi++;                                   
157       }                                           
158     }                                             
159                                                   
160 #ifdef debug                                      
161     G4cout << "\tGoing from " << nElem <<" con    
162 #endif                                            
163     nElem=trueConst;                              
164                                                   
165     delete[] theElements;                         
166     delete[] theWeights;                          
167                                                   
168     theElements=newConst;                         
169     theWeights=newWeight;                         
170   }                                               
171   else { //Let's normalize the weights            
172     for (G4int i=0; i<nElem; i++)                 
173       theWeights[i] = theWeights[i]/norm;         
174   }                                               
175 }                                                 
176                                                   
177 std::ostream& operator<<(std::ostream& os, con    
178   os << mat.name << G4endl;                       
179   os << "Density= " << mat.density << " g/cm3.    
180      << mat.nElem << G4endl;                      
181   for (G4int i=0; i<mat.nElem; i++)               
182     os << '\t' << mat.theElements[i] << '\t' <    
183   return os;                                      
184 }                                                 
185