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27 // 27 //
28 // ------------------------------------------- 28 // ------------------------------------------------------------
29 // GEANT 4 class implementation 29 // GEANT 4 class implementation
30 // 30 //
31 // ------- GVFlashShowerParameterisation 31 // ------- GVFlashShowerParameterisation -------
32 // 32 //
33 // Authors: Joanna Weng - 11.2005 33 // Authors: Joanna Weng - 11.2005
34 // ------------------------------------------- 34 // ------------------------------------------------------------
35 35
36 #include <cmath> 36 #include <cmath>
37 37
38 #include "GVFlashShowerParameterisation.hh" 38 #include "GVFlashShowerParameterisation.hh"
39 39
40 #include "G4PhysicalConstants.hh" 40 #include "G4PhysicalConstants.hh"
41 #include "G4SystemOfUnits.hh" 41 #include "G4SystemOfUnits.hh"
42 #include "Randomize.hh" 42 #include "Randomize.hh"
43 #include "G4ios.hh" 43 #include "G4ios.hh"
44 #include "G4Material.hh" 44 #include "G4Material.hh"
45 #include "Gamma.hh" // @@@@ 45 #include "Gamma.hh" // @@@@
46 #include "G4MaterialTable.hh" 46 #include "G4MaterialTable.hh"
47 47
48 GVFlashShowerParameterisation::GVFlashShowerPa 48 GVFlashShowerParameterisation::GVFlashShowerParameterisation()
49 : thePar(0), density(0.), A(0.), Z(0.), X0(0 49 : thePar(0), density(0.), A(0.), Z(0.), X0(0.), Ec(0.), Rm(0.), NSpot(0.)
50 { 50 {
51 fGamma = new MyGamma; 51 fGamma = new MyGamma;
52 } 52 }
53 53
54 GVFlashShowerParameterisation::~GVFlashShowerP 54 GVFlashShowerParameterisation::~GVFlashShowerParameterisation()
55 { 55 {
56 delete fGamma; 56 delete fGamma;
57 } 57 }
58 58
59 G4double GVFlashShowerParameterisation::GetEff << 59 G4double GVFlashShowerParameterisation::GetEffZ(const G4Material * mat )
60 { 60 {
61 // Returns Z or effective Z=sum(pi*Zi) (if c 61 // Returns Z or effective Z=sum(pi*Zi) (if compound/mixture)
62 // of given material 62 // of given material
63 // 63 //
64 G4double z = 0.; 64 G4double z = 0.;
65 G4int nofElements = (G4int)mat->GetNumberOfE << 65 G4int nofElements = mat->GetNumberOfElements();
66 if (nofElements > 1) { << 66 if (nofElements > 1)
67 for (G4int i = 0; i < nofElements; ++i) { << 67 {
>> 68 for (G4int i=0; i<nofElements; i++) {
68 G4double zOfElement = mat->GetElement(i) 69 G4double zOfElement = mat->GetElement(i)->GetZ();
69 G4double massFraction = mat->GetFraction 70 G4double massFraction = mat->GetFractionVector()[i];
70 // cout << mat->GetElement(i)->GetName() 71 // cout << mat->GetElement(i)->GetName()
71 // <<" Z= "<<zOfElement << " , Frac 72 // <<" Z= "<<zOfElement << " , Fraction= "<<massFraction <<endl;
72 z += zOfElement * massFraction; << 73 z += zOfElement*massFraction;
73 } 74 }
74 } 75 }
75 else { << 76 else {
76 z = mat->GetZ(); << 77 z = mat->GetZ();
77 } << 78 }
78 return z; 79 return z;
79 } 80 }
80 81
81 G4double GVFlashShowerParameterisation::GetEff << 82 G4double GVFlashShowerParameterisation::GetEffA (const G4Material * mat )
82 { 83 {
83 // Returns A or effective A=sum(pi*Ai) (if c 84 // Returns A or effective A=sum(pi*Ai) (if compound/mixture)
84 // of given material 85 // of given material
85 // 86 //
86 G4double a = 0.; 87 G4double a = 0.;
87 G4int nofElements = (G4int)mat->GetNumberOfE << 88 G4int nofElements = mat->GetNumberOfElements();
88 if (nofElements > 1) { 89 if (nofElements > 1) {
89 for (G4int i = 0; i < nofElements; ++i) { << 90 for (G4int i=0; i<nofElements; i++) {
90 G4double aOfElement = mat->GetElement(i) << 91 G4double aOfElement = mat->GetElement(i)->GetA()/(g/mole);
91 G4double massFraction = mat->GetFraction << 92 G4double massFraction = mat->GetFractionVector()[i];
92 a += aOfElement * massFraction; << 93 a += aOfElement*massFraction;
93 } 94 }
94 } 95 }
95 else { << 96 else {
96 a = mat->GetA() / (g / mole); << 97 a = mat->GetA()/(g/mole);
97 } 98 }
98 return a; 99 return a;
99 } 100 }
100 101
101 void GVFlashShowerParameterisation::PrintMater << 102 void GVFlashShowerParameterisation::PrintMaterial(const G4Material * mat)
102 { 103 {
103 G4cout << "/******************************** << 104 G4cout<<"/********************************************/ " << G4endl;
104 G4cout << " - GVFlashShowerParameterisation << 105 G4cout<<" - GVFlashShowerParameterisation::Material - " << G4endl;
105 G4cout << " Material : " << mat->GetN << 106 G4cout<<" Material : " << mat->GetName() << G4endl;
106 G4cout << " Z = " << Z << G4endl; << 107 G4cout<<" Z = " << Z << G4endl;
107 G4cout << " A = " << A << G4endl; << 108 G4cout<<" A = " << A << G4endl;
108 G4cout << " X0 = " << X0 / cm << " cm" << << 109 G4cout<<" X0 = " << X0/cm << " cm" << G4endl;
109 G4cout << " Rm = " << Rm / cm << " cm" << << 110 G4cout<<" Rm = " << Rm/cm << " cm" << G4endl;
110 G4cout << " Ec = " << Ec / MeV << " MeV" < << 111 G4cout<<" Ec = " << Ec/MeV << " MeV"<< G4endl;
111 G4cout << "/******************************** << 112 G4cout<<"/********************************************/ " << G4endl;
112 } 113 }
113 114
114 G4double GVFlashShowerParameterisation::Genera 115 G4double GVFlashShowerParameterisation::GeneratePhi()
115 { 116 {
116 G4double Phi = twopi*G4UniformRand() ; 117 G4double Phi = twopi*G4UniformRand() ;
117 return Phi; 118 return Phi;
118 } 119 }
119 120
120 G4double GVFlashShowerParameterisation::gam(G4 << 121 G4double GVFlashShowerParameterisation::gam(G4double x, G4double a) const
121 { 122 {
122 return fGamma->Gamma(a, x); << 123 return fGamma->Gamma(a, x);
123 } 124 }
124 125