| Geant4 Cross Reference |
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25 // 25 //
26 // 26 //
27 // ------------------------------------------- 27 // -------------------------------------------------------------------
28 // 28 //
29 // GEANT4 Class file 29 // GEANT4 Class file
30 // 30 //
31 // 31 //
32 // File name: G4VhShellCrossSection 32 // File name: G4VhShellCrossSection
33 // 33 //
34 // Author: V.Ivanchenko (Vladimir.Ivanc 34 // Author: V.Ivanchenko (Vladimir.Ivanchenko@cern.ch)
35 // 35 //
36 // History: 36 // History:
37 // ----------- 37 // -----------
38 // 20 Oct 2001 V.Ivanchenko 1st implementati 38 // 20 Oct 2001 V.Ivanchenko 1st implementation
39 // 24 Oct 2001 MGP Minor clean-up 39 // 24 Oct 2001 MGP Minor clean-up
40 // 29 Oct 2001 VI Add delta energy 40 // 29 Oct 2001 VI Add delta energy
41 // 41 //
42 // ------------------------------------------- 42 // -------------------------------------------------------------------
43 43
44 #include "G4VhShellCrossSection.hh" 44 #include "G4VhShellCrossSection.hh"
45 #include "Randomize.hh" 45 #include "Randomize.hh"
46 46
47 //....oooOO0OOooo........oooOO0OOooo........oo << 47 G4VhShellCrossSection::G4VhShellCrossSection()
48 G4VhShellCrossSection::G4VhShellCrossSection(c << 48 { }
49 :name(xname) <<
50 {} <<
51 49
52 //....oooOO0OOooo........oooOO0OOooo........oo <<
53 G4VhShellCrossSection::~G4VhShellCrossSection( <<
54 {} <<
55 50
56 //....oooOO0OOooo........oooOO0OOooo........oo << 51 G4VhShellCrossSection::~G4VhShellCrossSection()
>> 52 { }
57 53
58 void G4VhShellCrossSection :: SetTotalCS(G4dou 54 void G4VhShellCrossSection :: SetTotalCS(G4double)
59 {} << 55 {
>> 56 }
60 57
61 //....oooOO0OOooo........oooOO0OOooo........oo <<
62 58
63 G4int G4VhShellCrossSection::SelectRandomShell 59 G4int G4VhShellCrossSection::SelectRandomShell(G4int Z,
64 60 G4double incidentEnergy,
65 G4double mass, 61 G4double mass,
66 G4double deltaEnergy, << 62 G4double deltaEnergy) const
67 const G4Material* mat) <<
68 // returns the shell ionized if the shell exi <<
69 // not counted, it returns -1 <<
70 { 63 {
71 std::vector<G4double> p = << 64 std::vector<G4double> p = Probabilities(Z,incidentEnergy,mass,deltaEnergy);
72 Probabilities(Z,incidentEnergy,mass,deltaE << 65 G4int shell = 0;
73 G4int shell = -1; << 66 size_t nShells = p.size();
74 G4int nShells = (G4int)p.size(); <<
75 G4double q = G4UniformRand(); 67 G4double q = G4UniformRand();
76 for (G4int i=0; i<nShells; ++i) { << 68 for (size_t i=0; i<nShells; i++) {
77 69
78 if (p[i] >= q) { 70 if (p[i] >= q) {
79 shell = i; 71 shell = i;
80 break; 72 break;
81 } 73 }
82 q -= p[i]; 74 q -= p[i];
83 } 75 }
84 return shell; 76 return shell;
85 } 77 }
>> 78
>> 79
86 80