Geant4  10.00.p03
G4SingleDiffractiveExcitation.hh
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27 // $Id: G4SingleDiffractiveExcitation.hh 69570 2013-05-08 13:23:39Z gcosmo $
28 
29 #ifndef G4SingleDiffractiveExcitation_h
30 #define G4SingleDiffractiveExcitation_h 1
31 // ------------------------------------------------------------
32 // GEANT 4 class header file
33 //
34 // ---------------- G4SingleDiffractiveExcitation --------------
35 // by Gunter Folger, October 1998.
36 // diffractive Excitation used by strings models
37 // Take a projectile and a target
38 // excite the projectile and target
39 // ------------------------------------------------------------
40 
41 #include <CLHEP/Units/SystemOfUnits.h>
42 
43 #include "globals.hh"
44 #include "G4ThreeVector.hh"
46 
47 class G4VSplitableHadron;
48 class G4ExcitedString;
49 
51 {
52 
53 public:
54 
57  G4double x0mass=250*CLHEP::MeV);
59 
60  G4bool ExciteParticipants (G4VSplitableHadron *aPartner, G4VSplitableHadron * bPartner) const;
61 
62  // void SetPtWidth(G4double aValue) { widthOfPtSquare = aValue*aValue; }
63  // void SetExtraMass(G4double aValue) { minExtraMass = aValue; }
64  // void SetMinimumMass(G4double aValue) { minmass = aValue; }
65 
66 
67 private:
68 
70 
71  G4double ChooseX(G4double Xmin, G4double Xmax) const;
72  G4ThreeVector GaussianPt(G4double widthSquare, G4double maxPtSquare) const;
73 
75  int operator==(const G4SingleDiffractiveExcitation &right) const;
76  int operator!=(const G4SingleDiffractiveExcitation &right) const;
77 
78 private:
79  // Model Parameters:
80  const G4double widthOfPtSquare; // width^2 of pt for string excitation
81  const G4double minExtraMass; // minimum excitation mass
82  const G4double minmass; // mean pion transverse mass; used for Xmin
83 };
84 
85 #endif
G4bool ExciteParticipants(G4VSplitableHadron *aPartner, G4VSplitableHadron *bPartner) const
static const double MeV
Definition: G4SIunits.hh:193
G4double ChooseX(G4double Xmin, G4double Xmax) const
CLHEP::Hep3Vector G4ThreeVector
const G4SingleDiffractiveExcitation & operator=(const G4SingleDiffractiveExcitation &right)
bool G4bool
Definition: G4Types.hh:79
static const double GeV
Definition: G4SIunits.hh:196
G4SingleDiffractiveExcitation(G4double sigmaPt=0.6 *CLHEP::GeV, G4double minExtraMass=250 *CLHEP::MeV, G4double x0mass=250 *CLHEP::MeV)
G4ThreeVector GaussianPt(G4double widthSquare, G4double maxPtSquare) const
int operator==(const G4SingleDiffractiveExcitation &right) const
double G4double
Definition: G4Types.hh:76
int operator!=(const G4SingleDiffractiveExcitation &right) const