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Geant4/global/management/include/G4UnitsTable.hh

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Differences between /global/management/include/G4UnitsTable.hh (Version 11.3.0) and /global/management/include/G4UnitsTable.hh (Version 11.0.p3,)


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  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 // G4UnitsTable                                   
 27 //                                                
 28 // Class description:                             
 29 //                                                
 30 // This class maintains a table of Units.         
 31 // A Unit has a name, a symbol, a value and be    
 32 // dimensional definition): Length, Time, Ener    
 33 // The Units are grouped by category. The Tabl    
 34 // The class G4BestUnit allows to convert auto    
 35 // from its internal value into the most appro    
 36                                                   
 37 // Author: M.Maire, 17.05.1998 - First version    
 38 // Revisions: G.Cosmo, 06.03.2001 - Migrated t    
 39 // -------------------------------------------    
 40 #ifndef G4UnitsTable_hh                           
 41 #define G4UnitsTable_hh 1                         
 42                                                   
 43 #include <vector>                                 
 44                                                   
 45 #include "G4ThreeVector.hh"                       
 46 #include "globals.hh"                             
 47                                                   
 48 class G4UnitsCategory;                            
 49 class G4UnitDefinition;                           
 50                                                   
 51 // -------------------------------------------    
 52                                                   
 53 #ifdef G4MULTITHREADED                            
 54                                                   
 55 class G4UnitsTable : public std::vector<G4Unit    
 56 {                                                 
 57  public:                                          
 58   using std::vector<G4UnitsCategory*>::vector;    
 59   G4UnitsTable() = default;                       
 60   ~G4UnitsTable();                                
 61                                                   
 62  public:                                          
 63   void Synchronize();                             
 64   G4bool Contains(const G4UnitDefinition*, con    
 65 };                                                
 66 #else                                             
 67                                                   
 68 using G4UnitsTable = std::vector<G4UnitsCatego    
 69                                                   
 70 #endif                                            
 71                                                   
 72 // -------------------------------------------    
 73                                                   
 74 class G4UnitDefinition                            
 75 {                                                 
 76  public:                                          
 77   G4UnitDefinition(const G4String& name, const    
 78                    const G4String& category, G    
 79                                                   
 80   ~G4UnitDefinition() = default;                  
 81   G4bool operator==(const G4UnitDefinition&) c    
 82   G4bool operator!=(const G4UnitDefinition&) c    
 83                                                   
 84   inline const G4String& GetName() const;         
 85   inline const G4String& GetSymbol() const;       
 86   inline G4double GetValue() const;               
 87                                                   
 88   void PrintDefinition();                         
 89                                                   
 90   static void BuildUnitsTable();                  
 91   static void PrintUnitsTable();                  
 92   static void ClearUnitsTable();                  
 93                                                   
 94   static G4UnitsTable& GetUnitsTable();           
 95                                                   
 96   static G4bool IsUnitDefined(const G4String&)    
 97   static G4double GetValueOf(const G4String&);    
 98   static G4String GetCategory(const G4String&)    
 99                                                   
100  private:                                         
101   G4UnitDefinition(const G4UnitDefinition&);      
102   G4UnitDefinition& operator=(const G4UnitDefi    
103                                                   
104  private:                                         
105   G4String Name;         // SI name               
106   G4String SymbolName;   // SI symbol             
107   G4double Value = 0.0;  // value in the inter    
108                                                   
109   static G4ThreadLocal G4UnitsTable* pUnitsTab    
110   static G4ThreadLocal G4bool unitsTableDestro    
111                                                   
112   std::size_t CategoryIndex = 0;  // category     
113                                                   
114 #ifdef G4MULTITHREADED                            
115   static G4UnitsTable* pUnitsTableShadow;  //     
116                                                   
117  public:                                          
118   inline static G4UnitsTable& GetUnitsTableSha    
119   {                                               
120     return *pUnitsTableShadow;                    
121   }                                               
122 #endif                                            
123 };                                                
124                                                   
125 // -------------------------------------------    
126                                                   
127 using G4UnitsContainer = std::vector<G4UnitDef    
128                                                   
129 class G4UnitsCategory                             
130 {                                                 
131  public:                                          
132   explicit G4UnitsCategory(const G4String& nam    
133   ~G4UnitsCategory();                             
134   G4bool operator==(const G4UnitsCategory&) co    
135   G4bool operator!=(const G4UnitsCategory&) co    
136                                                   
137   inline const G4String& GetName() const;         
138   inline G4UnitsContainer& GetUnitsList();        
139   inline G4int GetNameMxLen() const;              
140   inline G4int GetSymbMxLen() const;              
141   inline void UpdateNameMxLen(G4int len);         
142   inline void UpdateSymbMxLen(G4int len);         
143   void PrintCategory();                           
144                                                   
145  private:                                         
146   G4UnitsCategory(const G4UnitsCategory&);        
147   G4UnitsCategory& operator=(const G4UnitsCate    
148                                                   
149  private:                                         
150   G4String Name;               // dimensional     
151   G4UnitsContainer UnitsList;  // List of unit    
152   G4int NameMxLen = 0;         // max length o    
153   G4int SymbMxLen = 0;         // max length o    
154 };                                                
155                                                   
156 // -------------------------------------------    
157                                                   
158 class G4BestUnit                                  
159 {                                                 
160  public:                                          
161   G4BestUnit(G4double internalValue, const G4S    
162   G4BestUnit(const G4ThreeVector& internalValu    
163   // These constructors convert a physical qua    
164   // into the most appropriate unit of the sam    
165   // In practice it builds an object VU = (new    
166                                                   
167   ~G4BestUnit() = default;                        
168                                                   
169   inline G4double* GetValue();                    
170   inline const G4String& GetCategory() const;     
171   inline std::size_t GetIndexOfCategory() cons    
172   operator G4String() const;  // Conversion to    
173                                                   
174   friend std::ostream& operator<<(std::ostream    
175   // Default format to print the objet VU abov    
176                                                   
177  private:                                         
178   G4double Value[3];   // value in the interna    
179   G4int nbOfVals = 0;  // G4double=1; G4ThreeV    
180   G4String Category;   // dimensional family:     
181   std::size_t IndexOfCategory = 0;  // positio    
182 };                                                
183                                                   
184 #include "G4UnitsTable.icc"                       
185                                                   
186 #endif                                            
187