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2020-06-26 10:23:25 +02:00

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//
// ********************************************************************
// * 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. *
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// * Neither the authors of this software system, nor their employing *
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// * work make any representation or warranty, express or implied, *
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// * use. Please see the license in the file LICENSE and URL above *
// * for the full disclaimer and the limitation of liability. *
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// * This code implementation is the result of the scientific and *
// * technical work of the GEANT4 collaboration. *
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// ********************************************************************
//
//
#ifndef G4QuarkExchange_h
#define G4QuarkExchange_h 1
// ------------------------------------------------------------
// GEANT 4 class header file
//
// ---------------- G4QuarkExchange --------------
// by V. Uzhinsky, October 2016.
// QuarkExchange is used by strings models.
// Take a projectile and a target.
//Simulate Q exchange with excitation of projectile or target.
// ------------------------------------------------------------
//#include "G4SystemOfUnits.hh"
#include "globals.hh"
#include "G4ThreeVector.hh"
//#include "G4QGSDiffractiveExcitation.hh"
class G4VSplitableHadron;
class G4ExcitedString;
class G4QuarkExchange
{
public:
G4QuarkExchange();
~G4QuarkExchange();
G4bool ExciteParticipants (G4VSplitableHadron *aPartner, G4VSplitableHadron * bPartner) const;
private:
G4QuarkExchange(const G4QuarkExchange &right);
G4ThreeVector GaussianPt(G4double widthSquare, G4double maxPtSquare) const;
const G4QuarkExchange & operator=(const G4QuarkExchange &right);
G4bool operator==(const G4QuarkExchange &right) const;
G4bool operator!=(const G4QuarkExchange &right) const;
G4double StrangeSuppress; // Uzhi June 2020
};
#endif