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25
26 //---------------------------------------------------------------------------
27 //
28 // GEANT4 Class file
29 //
30 // Description: Data on density effect
31 //
32 // Authors: A.Bagulya, A.Ivanchenko 28.10.2009
33 //
34 //----------------------------------------------------------------------------
35 //
36 // Data are taken from:
37 // R.M. Sternheimer et al. Density Effect for the Ionization Loss of Charged
38 // Particles in Various Substances. Atom. Data Nucl. Data Tabl. 30 (1984) 261-271.
39
40 #ifndef DensityEffectData_h
41 #define DensityEffectData_h 1
42
43 #include "G4Material.hh"
44 #include "globals.hh"
45
46 #include <vector>
47
48 const G4int NDENSDATA = 278;
49 const G4int NDENSARRAY = 10;
50 const G4int NDENSELEM = 98;
51
52 class G4DensityEffectData
53 {
54 public:
55 G4DensityEffectData();
56
57 ~G4DensityEffectData() = default;
58
59 // Assignment operator and copy constructor
60 G4DensityEffectData& operator=(const G4DensityEffectData& right) = delete;
61 G4DensityEffectData(const G4DensityEffectData&) = delete;
62
63 // return index by Z, -1 if material is not in the table
64 G4int GetElementIndex(G4int Z, G4State st = kStateUndefined) const;
65
66 // return index by material name, -1 if material is not in the table
67 G4int GetIndex(const G4String& matName) const;
68
69 // printout data for material
70 void PrintData(const G4String& matName) const;
71
72 // printout all data
73 void DumpData() const;
74
75 // Access to the data via index
76 inline G4double GetPlasmaEnergy(G4int idx) const;
77 inline G4double GetAdjustmentFactor(G4int idx) const;
78 inline G4double GetCdensity(G4int idx) const;
79 inline G4double GetX0density(G4int idx) const;
80 inline G4double GetX1density(G4int idx) const;
81 inline G4double GetAdensity(G4int idx) const;
82 inline G4double GetMdensity(G4int idx) const;
83 inline G4double GetDelta0density(G4int idx) const;
84 inline G4double GetErrorDensity(G4int idx) const;
85 inline G4double GetMeanIonisationPotential(G4int idx) const;
86
87 private:
88 void Initialize();
89
90 void AddMaterial(G4double* val, const G4String& matName);
91
92 G4double data[NDENSDATA][NDENSARRAY];
93 std::vector<G4String> names;
94
95 // indexes defined only for pure materials
96 G4int indexZ[NDENSELEM];
97 G4State state[NDENSELEM];
98
99 G4int index{0};
100 };
101
102 inline G4double G4DensityEffectData::GetPlasmaEnergy(G4int idx) const
103 {
104 return (idx >= 0 && idx < NDENSDATA) ? data[idx][0] : DBL_MAX;
105 }
106
107 inline G4double G4DensityEffectData::GetAdjustmentFactor(G4int idx) const
108 {
109 return (idx >= 0 && idx < NDENSDATA) ? data[idx][1] : DBL_MAX;
110 }
111
112 inline G4double G4DensityEffectData::GetCdensity(G4int idx) const
113 {
114 return (idx >= 0 && idx < NDENSDATA) ? data[idx][2] : DBL_MAX;
115 }
116
117 inline G4double G4DensityEffectData::GetX0density(G4int idx) const
118 {
119 return (idx >= 0 && idx < NDENSDATA) ? data[idx][3] : DBL_MAX;
120 }
121
122 inline G4double G4DensityEffectData::GetX1density(G4int idx) const
123 {
124 return (idx >= 0 && idx < NDENSDATA) ? data[idx][4] : DBL_MAX;
125 }
126
127 inline G4double G4DensityEffectData::GetAdensity(G4int idx) const
128 {
129 return (idx >= 0 && idx < NDENSDATA) ? data[idx][5] : DBL_MAX;
130 }
131
132 inline G4double G4DensityEffectData::GetMdensity(G4int idx) const
133 {
134 return (idx >= 0 && idx < NDENSDATA) ? data[idx][6] : DBL_MAX;
135 }
136
137 inline G4double G4DensityEffectData::GetDelta0density(G4int idx) const
138 {
139 return (idx >= 0 && idx < NDENSDATA) ? data[idx][7] : DBL_MAX;
140 }
141
142 inline G4double G4DensityEffectData::GetErrorDensity(G4int idx) const
143 {
144 return (idx >= 0 && idx < NDENSDATA) ? data[idx][8] : DBL_MAX;
145 }
146
147 inline G4double G4DensityEffectData::GetMeanIonisationPotential(G4int idx) const
148 {
149 return (idx >= 0 && idx < NDENSDATA) ? data[idx][9] : DBL_MAX;
150 }
151
152 #endif
153