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GVFlashShowerParameterisation.cc
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26 // $Id: GVFlashShowerParameterisation.cc 100944 2016-11-03 11:18:29Z gcosmo $
27 //
28 //
29 // ------------------------------------------------------------
30 // GEANT 4 class implementation
31 //
32 // ------- GVFlashShowerParameterisation -------
33 //
34 // Authors: Joanna Weng - 11.2005
35 // ------------------------------------------------------------
36 
37 #include <cmath>
38 
40 
41 #include "G4PhysicalConstants.hh"
42 #include "G4SystemOfUnits.hh"
43 #include "Randomize.hh"
44 #include "G4ios.hh"
45 #include "G4Material.hh"
46 #include "Gamma.hh" // @@@@
47 #include "G4MaterialTable.hh"
48 
50  : thePar(0), density(0.), A(0.), Z(0.), X0(0.), Ec(0.), Rm(0.), NSpot(0.)
51 {
52  fGamma = new MyGamma;
53 }
54 
56 {
57  delete fGamma;
58 }
59 
61 {
62  // Returns Z or effective Z=sum(pi*Zi) (if compound/mixture)
63  // of given material
64  //
65  G4double z = 0.;
66  G4int nofElements = mat->GetNumberOfElements();
67  if (nofElements > 1)
68  {
69  for (G4int i=0; i<nofElements; i++) {
70  G4double zOfElement = mat->GetElement(i)->GetZ();
71  G4double massFraction = mat->GetFractionVector()[i];
72  // cout << mat->GetElement(i)->GetName()
73  // <<" Z= "<<zOfElement << " , Fraction= "<<massFraction <<endl;
74  z += zOfElement*massFraction;
75  }
76  }
77  else {
78  z = mat->GetZ();
79  }
80  return z;
81 }
82 
84 {
85  // Returns A or effective A=sum(pi*Ai) (if compound/mixture)
86  // of given material
87  //
88  G4double a = 0.;
89  G4int nofElements = mat->GetNumberOfElements();
90  if (nofElements > 1) {
91  for (G4int i=0; i<nofElements; i++) {
92  G4double aOfElement = mat->GetElement(i)->GetA()/(g/mole);
93  G4double massFraction = mat->GetFractionVector()[i];
94  a += aOfElement*massFraction;
95  }
96  }
97  else {
98  a = mat->GetA()/(g/mole);
99  }
100  return a;
101 }
102 
104 {
105  G4cout<<"/********************************************/ " << G4endl;
106  G4cout<<" - GVFlashShowerParameterisation::Material - " << G4endl;
107  G4cout<<" Material : " << mat->GetName() << G4endl;
108  G4cout<<" Z = " << Z << G4endl;
109  G4cout<<" A = " << A << G4endl;
110  G4cout<<" X0 = " << X0/cm << " cm" << G4endl;
111  G4cout<<" Rm = " << Rm/cm << " cm" << G4endl;
112  G4cout<<" Ec = " << Ec/MeV << " MeV"<< G4endl;
113  G4cout<<"/********************************************/ " << G4endl;
114 }
115 
117 {
118  G4double Phi = twopi*G4UniformRand() ;
119  return Phi;
120 }
121 
123 {
124  return fGamma->Gamma(a, x);
125 }
Float_t x
Definition: compare.C:6
const G4double * GetFractionVector() const
Definition: G4Material.hh:195
std::vector< ExP01TrackerHit * > a
Definition: ExP01Classes.hh:33
static constexpr double MeV
Definition: G4SIunits.hh:214
#define G4endl
Definition: G4ios.hh:61
Double_t z
const G4String & GetName() const
Definition: G4Material.hh:179
Float_t Z
G4double GetA() const
Definition: G4Material.cc:642
static constexpr double g
Definition: G4SIunits.hh:183
double G4double
Definition: G4Types.hh:76
#define G4UniformRand()
Definition: Randomize.hh:53
Definition: Gamma.hh:46
static constexpr double twopi
Definition: G4SIunits.hh:76
double A(double temperature)
Float_t mat
G4double GetZ() const
Definition: G4Material.cc:629
double Gamma(double z)
Definition: Gamma.cc:42
G4double gam(G4double x, G4double a) const
G4double GetEffZ(const G4Material *material)
int G4int
Definition: G4Types.hh:78
G4double GetA() const
Definition: G4Element.hh:139
static constexpr double cm
Definition: G4SIunits.hh:119
G4GLOB_DLL std::ostream G4cout
G4double GetZ() const
Definition: G4Element.hh:131
static constexpr double mole
Definition: G4SIunits.hh:286
G4double GetEffA(const G4Material *material)
const G4Element * GetElement(G4int iel) const
Definition: G4Material.hh:203
size_t GetNumberOfElements() const
Definition: G4Material.hh:187