Gabriele Cosmo
120 lines
4.7 KiB
C++
120 lines
4.7 KiB
C++
//
|
|
// ********************************************************************
|
|
// * License and Disclaimer *
|
|
// * *
|
|
// * The Geant4 software is copyright of the Copyright Holders of *
|
|
// * the Geant4 Collaboration. It is provided under the terms and *
|
|
// * conditions of the Geant4 Software License, included in the file *
|
|
// * LICENSE and available at http://cern.ch/geant4/license . These *
|
|
// * include a list of copyright holders. *
|
|
// * *
|
|
// * Neither the authors of this software system, nor their employing *
|
|
// * institutes,nor the agencies providing financial support for this *
|
|
// * work make any representation or warranty, express or implied, *
|
|
// * regarding this software system or assume any liability for its *
|
|
// * use. Please see the license in the file LICENSE and URL above *
|
|
// * for the full disclaimer and the limitation of liability. *
|
|
// * *
|
|
// * This code implementation is the result of the scientific and *
|
|
// * technical work of the GEANT4 collaboration. *
|
|
// * By using, copying, modifying or distributing the software (or *
|
|
// * any work based on the software) you agree to acknowledge its *
|
|
// * use in resulting scientific publications, and indicate your *
|
|
// * acceptance of all terms of the Geant4 Software license. *
|
|
// ********************************************************************
|
|
//
|
|
//
|
|
//
|
|
// -----------------------------------------------------------------------------
|
|
// GEANT 4 class implementation file
|
|
//
|
|
// History: first implementation, Maxim Komogorov, 10-Jul-1998
|
|
// -----------------------------------------------------------------------------
|
|
#ifndef G4QGSMFragmentation_h
|
|
#define G4QGSMFragmentation_h 1
|
|
|
|
#include "G4VLongitudinalStringDecay.hh"
|
|
|
|
//******************************************************************************
|
|
class G4QGSMFragmentation:public G4VLongitudinalStringDecay
|
|
{
|
|
public:
|
|
G4QGSMFragmentation();
|
|
~G4QGSMFragmentation();
|
|
virtual G4KineticTrackVector* FragmentString(const G4ExcitedString& theString);
|
|
|
|
private:
|
|
// not implemented to protect/forbid use
|
|
G4QGSMFragmentation(const G4QGSMFragmentation &right);
|
|
const G4QGSMFragmentation & operator=(const G4QGSMFragmentation &right);
|
|
G4bool operator==(const G4QGSMFragmentation &right) const;
|
|
G4bool operator!=(const G4QGSMFragmentation &right) const;
|
|
|
|
private:
|
|
virtual G4bool StopFragmenting(const G4FragmentingString * string);
|
|
virtual G4bool IsItFragmentable(const G4FragmentingString * string);
|
|
|
|
virtual G4bool SplitLast(G4FragmentingString * string,
|
|
G4KineticTrackVector * LeftVector,
|
|
G4KineticTrackVector * RightVector);
|
|
|
|
virtual void Sample4Momentum(G4LorentzVector* Mom, G4double Mass, G4LorentzVector* AntiMom,
|
|
G4double AntiMass, G4double InitialMass);
|
|
|
|
virtual G4KineticTrack * Splitup(G4FragmentingString *string,
|
|
G4FragmentingString *&newString);
|
|
|
|
// The hadron can be producet at QuarkSplitup or DiQuarkSplitup
|
|
// virtual G4ParticleDefinition * QuarkSplitup(G4ParticleDefinition* decay,
|
|
// G4ParticleDefinition *&created);
|
|
|
|
virtual G4ParticleDefinition * DiQuarkSplitup(G4ParticleDefinition* decay,
|
|
G4ParticleDefinition *&created);
|
|
|
|
virtual G4LorentzVector * SplitEandP(G4ParticleDefinition * pHadron,
|
|
G4FragmentingString * string,
|
|
G4FragmentingString * newString);
|
|
|
|
virtual G4double GetLightConeZ(G4double zmin, G4double zmax, G4int PartonEncoding,
|
|
G4ParticleDefinition* pHadron, G4double Px, G4double Py);
|
|
|
|
private:
|
|
// model parameters
|
|
G4double arho;
|
|
G4double aphi;
|
|
G4double aJPs; // alpha_J/Psi
|
|
G4double aUps; // alpha_Y
|
|
G4double an;
|
|
G4double ala;
|
|
|
|
G4double alaC;
|
|
G4double alaB;
|
|
G4double aXi;
|
|
G4double aXiC;
|
|
G4double aXiB;
|
|
G4double aXiCC;
|
|
G4double aXiCB;
|
|
G4double aXiBB;
|
|
|
|
G4double aksi;
|
|
G4double alft;
|
|
|
|
G4double FFq2q[5][5][2];
|
|
G4double FFq2qq[5][15][2];
|
|
G4double FFqq2q[15][5][2];
|
|
G4double FFqq2qq[15][5][2];
|
|
|
|
private:
|
|
void SetFFq2q();
|
|
void SetFFq2qq();
|
|
void SetFFqq2qq();
|
|
void SetFFqq2q();
|
|
|
|
G4int IndexDiQ[5][5];
|
|
};
|
|
|
|
// Class G4QGSMFragmentation
|
|
|
|
#endif
|
|
|