G4QGSDiffractiveExcitation.hh

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00027 // $Id$
00028 
00029 #ifndef G4QGSDiffractiveExcitation_h
00030 #define G4QGSDiffractiveExcitation_h 1
00031 // ------------------------------------------------------------
00032 //      GEANT 4 class header file
00033 //
00034 //      ---------------- G4QGSDiffractiveExcitation --------------
00035 //             by Gunter Folger, October 1998.
00036 //      diffractive Excitation used by strings models
00037 //      Take a projectile and a target
00038 //      excite the projectile and target
00039 // ------------------------------------------------------------
00040 
00041 // Modified:
00042 //  25-05-07 : G.Folger
00043 //       move from management/G4DiffractiveExcitation to to qgsm/G4QGSDiffractiveExcitation
00044 //                  
00045 
00046 #include "globals.hh"
00047 class G4VSplitableHadron;
00048 class G4ExcitedString;
00049 #include "G4ThreeVector.hh"
00050 
00051 class G4QGSDiffractiveExcitation 
00052 {
00053 
00054 public:
00055 
00056         G4QGSDiffractiveExcitation();                           // Uzhi
00057         virtual ~G4QGSDiffractiveExcitation();
00058 
00059         virtual G4bool ExciteParticipants (G4VSplitableHadron *aPartner, G4VSplitableHadron * bPartner) const;
00060         virtual G4ExcitedString * String(G4VSplitableHadron * aHadron, G4bool isProjectile) const;
00061 
00062         //      void SetPtWidth(G4double aValue) { widthOfPtSquare = aValue*aValue; }
00063         //      void SetExtraMass(G4double aValue) { minExtraMass = aValue; }
00064         //      void SetMinimumMass(G4double aValue) { minmass = aValue; }
00065 
00066 
00067 private:
00068 
00069         G4QGSDiffractiveExcitation(const G4QGSDiffractiveExcitation &right);
00070 
00071         //    G4double ChooseX(G4double Xmin, G4double Xmax) const;                       // Uzhi
00072         G4double ChooseP(G4double Pmin, G4double Pmax) const;                       // Uzhi
00073 
00074         //    G4ThreeVector GaussianPt(G4double widthSquare, G4double maxPtSquare) const;
00075         G4ThreeVector GaussianPt(G4double  AveragePt2, G4double maxPtSquare) const;  // Uzhi
00076 
00077         const G4QGSDiffractiveExcitation & operator=(const G4QGSDiffractiveExcitation &right);
00078         int operator==(const G4QGSDiffractiveExcitation &right) const;
00079         int operator!=(const G4QGSDiffractiveExcitation &right) const;
00080 
00081 private:
00082         // Model Parameters:
00083         /*                                                                                // Uzhi
00084         const G4double widthOfPtSquare; // width^2 of pt for string excitation    
00085         const G4double minExtraMass;    // minimum excitation mass                
00086         const G4double minmass; // mean pion transverse mass; used for Xmin       
00087          */                                                                                // Uzhi
00088 };
00089 
00090 #endif

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