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24 // ******************************************* 24 // ********************************************************************
25 // 25 //
26 // G4UnitsTable 26 // G4UnitsTable
27 // 27 //
28 // Class description: 28 // Class description:
29 // 29 //
30 // This class maintains a table of Units. 30 // This class maintains a table of Units.
31 // A Unit has a name, a symbol, a value and be 31 // A Unit has a name, a symbol, a value and belong to a category (i.e. its
32 // dimensional definition): Length, Time, Ener 32 // dimensional definition): Length, Time, Energy, etc...
33 // The Units are grouped by category. The Tabl 33 // The Units are grouped by category. The TableOfUnits is a list of categories.
34 // The class G4BestUnit allows to convert auto 34 // The class G4BestUnit allows to convert automaticaly a physical quantity
35 // from its internal value into the most appro 35 // from its internal value into the most appropriate Unit of the same category.
36 36
37 // Author: M.Maire, 17.05.1998 - First version 37 // Author: M.Maire, 17.05.1998 - First version
38 // Revisions: G.Cosmo, 06.03.2001 - Migrated t 38 // Revisions: G.Cosmo, 06.03.2001 - Migrated to STL vectors
39 // ------------------------------------------- 39 // --------------------------------------------------------------------
40 #ifndef G4UnitsTable_hh 40 #ifndef G4UnitsTable_hh
41 #define G4UnitsTable_hh 1 41 #define G4UnitsTable_hh 1
42 42
43 #include <vector> 43 #include <vector>
44 44
45 #include "G4ThreeVector.hh" 45 #include "G4ThreeVector.hh"
46 #include "globals.hh" 46 #include "globals.hh"
47 47
48 class G4UnitsCategory; 48 class G4UnitsCategory;
49 class G4UnitDefinition; 49 class G4UnitDefinition;
50 50
51 // ------------------------------------------- 51 // --------------------------------------------------------------------
52 52
53 #ifdef G4MULTITHREADED 53 #ifdef G4MULTITHREADED
54 54
55 class G4UnitsTable : public std::vector<G4Unit 55 class G4UnitsTable : public std::vector<G4UnitsCategory*>
56 { 56 {
57 public: 57 public:
58 using std::vector<G4UnitsCategory*>::vector; 58 using std::vector<G4UnitsCategory*>::vector;
59 G4UnitsTable() = default; 59 G4UnitsTable() = default;
60 ~G4UnitsTable(); 60 ~G4UnitsTable();
61 61
62 public: 62 public:
63 void Synchronize(); 63 void Synchronize();
64 G4bool Contains(const G4UnitDefinition*, con 64 G4bool Contains(const G4UnitDefinition*, const G4String&);
65 }; 65 };
66 #else 66 #else
67 67
68 using G4UnitsTable = std::vector<G4UnitsCatego 68 using G4UnitsTable = std::vector<G4UnitsCategory*>;
69 69
70 #endif 70 #endif
71 71
72 // ------------------------------------------- 72 // --------------------------------------------------------------------
73 73
74 class G4UnitDefinition 74 class G4UnitDefinition
75 { 75 {
76 public: 76 public:
77 G4UnitDefinition(const G4String& name, const 77 G4UnitDefinition(const G4String& name, const G4String& symbol,
78 const G4String& category, G 78 const G4String& category, G4double value);
79 79
80 ~G4UnitDefinition() = default; 80 ~G4UnitDefinition() = default;
81 G4bool operator==(const G4UnitDefinition&) c 81 G4bool operator==(const G4UnitDefinition&) const;
82 G4bool operator!=(const G4UnitDefinition&) c 82 G4bool operator!=(const G4UnitDefinition&) const;
83 83
84 inline const G4String& GetName() const; 84 inline const G4String& GetName() const;
85 inline const G4String& GetSymbol() const; 85 inline const G4String& GetSymbol() const;
86 inline G4double GetValue() const; 86 inline G4double GetValue() const;
87 87
88 void PrintDefinition(); 88 void PrintDefinition();
89 89
90 static void BuildUnitsTable(); 90 static void BuildUnitsTable();
91 static void PrintUnitsTable(); 91 static void PrintUnitsTable();
92 static void ClearUnitsTable(); 92 static void ClearUnitsTable();
93 93
94 static G4UnitsTable& GetUnitsTable(); 94 static G4UnitsTable& GetUnitsTable();
95 95
96 static G4bool IsUnitDefined(const G4String&) 96 static G4bool IsUnitDefined(const G4String&);
97 static G4double GetValueOf(const G4String&); 97 static G4double GetValueOf(const G4String&);
98 static G4String GetCategory(const G4String&) 98 static G4String GetCategory(const G4String&);
99 99
100 private: 100 private:
101 G4UnitDefinition(const G4UnitDefinition&); 101 G4UnitDefinition(const G4UnitDefinition&);
102 G4UnitDefinition& operator=(const G4UnitDefi 102 G4UnitDefinition& operator=(const G4UnitDefinition&);
103 103
104 private: 104 private:
105 G4String Name; // SI name 105 G4String Name; // SI name
106 G4String SymbolName; // SI symbol 106 G4String SymbolName; // SI symbol
107 G4double Value = 0.0; // value in the inter 107 G4double Value = 0.0; // value in the internal system of units
108 108
109 static G4ThreadLocal G4UnitsTable* pUnitsTab 109 static G4ThreadLocal G4UnitsTable* pUnitsTable; // table of Units
110 static G4ThreadLocal G4bool unitsTableDestro 110 static G4ThreadLocal G4bool unitsTableDestroyed;
111 111
112 std::size_t CategoryIndex = 0; // category 112 std::size_t CategoryIndex = 0; // category index of this unit
113 113
114 #ifdef G4MULTITHREADED 114 #ifdef G4MULTITHREADED
115 static G4UnitsTable* pUnitsTableShadow; // 115 static G4UnitsTable* pUnitsTableShadow; // shadow of table of Units
116 116
117 public: 117 public:
118 inline static G4UnitsTable& GetUnitsTableSha 118 inline static G4UnitsTable& GetUnitsTableShadow()
119 { 119 {
120 return *pUnitsTableShadow; 120 return *pUnitsTableShadow;
121 } 121 }
122 #endif 122 #endif
123 }; 123 };
124 124
125 // ------------------------------------------- 125 // --------------------------------------------------------------------
126 126
127 using G4UnitsContainer = std::vector<G4UnitDef 127 using G4UnitsContainer = std::vector<G4UnitDefinition*>;
128 128
129 class G4UnitsCategory 129 class G4UnitsCategory
130 { 130 {
131 public: 131 public:
132 explicit G4UnitsCategory(const G4String& nam 132 explicit G4UnitsCategory(const G4String& name);
133 ~G4UnitsCategory(); 133 ~G4UnitsCategory();
134 G4bool operator==(const G4UnitsCategory&) co 134 G4bool operator==(const G4UnitsCategory&) const;
135 G4bool operator!=(const G4UnitsCategory&) co 135 G4bool operator!=(const G4UnitsCategory&) const;
136 136
137 inline const G4String& GetName() const; 137 inline const G4String& GetName() const;
138 inline G4UnitsContainer& GetUnitsList(); 138 inline G4UnitsContainer& GetUnitsList();
139 inline G4int GetNameMxLen() const; 139 inline G4int GetNameMxLen() const;
140 inline G4int GetSymbMxLen() const; 140 inline G4int GetSymbMxLen() const;
141 inline void UpdateNameMxLen(G4int len); 141 inline void UpdateNameMxLen(G4int len);
142 inline void UpdateSymbMxLen(G4int len); 142 inline void UpdateSymbMxLen(G4int len);
143 void PrintCategory(); 143 void PrintCategory();
144 144
145 private: 145 private:
146 G4UnitsCategory(const G4UnitsCategory&); 146 G4UnitsCategory(const G4UnitsCategory&);
147 G4UnitsCategory& operator=(const G4UnitsCate 147 G4UnitsCategory& operator=(const G4UnitsCategory&);
148 148
149 private: 149 private:
150 G4String Name; // dimensional 150 G4String Name; // dimensional family: Length,Volume,Energy
151 G4UnitsContainer UnitsList; // List of unit 151 G4UnitsContainer UnitsList; // List of units in this family
152 G4int NameMxLen = 0; // max length o 152 G4int NameMxLen = 0; // max length of the units name
153 G4int SymbMxLen = 0; // max length o 153 G4int SymbMxLen = 0; // max length of the units symbol
154 }; 154 };
155 155
156 // ------------------------------------------- 156 // --------------------------------------------------------------------
157 157
158 class G4BestUnit 158 class G4BestUnit
159 { 159 {
160 public: 160 public:
161 G4BestUnit(G4double internalValue, const G4S 161 G4BestUnit(G4double internalValue, const G4String& category);
162 G4BestUnit(const G4ThreeVector& internalValu 162 G4BestUnit(const G4ThreeVector& internalValue, const G4String& category);
163 // These constructors convert a physical qua 163 // These constructors convert a physical quantity from its internalValue
164 // into the most appropriate unit of the sam 164 // into the most appropriate unit of the same category.
165 // In practice it builds an object VU = (new 165 // In practice it builds an object VU = (newValue, newUnit)
166 166
167 ~G4BestUnit() = default; 167 ~G4BestUnit() = default;
168 168
169 inline G4double* GetValue(); 169 inline G4double* GetValue();
170 inline const G4String& GetCategory() const; 170 inline const G4String& GetCategory() const;
171 inline std::size_t GetIndexOfCategory() cons 171 inline std::size_t GetIndexOfCategory() const;
172 operator G4String() const; // Conversion to 172 operator G4String() const; // Conversion to best string.
173 173
174 friend std::ostream& operator<<(std::ostream 174 friend std::ostream& operator<<(std::ostream&, const G4BestUnit& VU);
175 // Default format to print the objet VU abov 175 // Default format to print the objet VU above.
176 176
177 private: 177 private:
178 G4double Value[3]; // value in the interna 178 G4double Value[3]; // value in the internal system of units
179 G4int nbOfVals = 0; // G4double=1; G4ThreeV 179 G4int nbOfVals = 0; // G4double=1; G4ThreeVector=3
180 G4String Category; // dimensional family: 180 G4String Category; // dimensional family: Length,Volume,Energy ...
181 std::size_t IndexOfCategory = 0; // positio 181 std::size_t IndexOfCategory = 0; // position of Category in UnitsTable
182 }; 182 };
183 183
184 #include "G4UnitsTable.icc" 184 #include "G4UnitsTable.icc"
185 185
186 #endif 186 #endif
187 187