124 lines
4.2 KiB
C++
124 lines
4.2 KiB
C++
//
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// ********************************************************************
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// * License and Disclaimer *
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// * *
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// * The Geant4 software is copyright of the Copyright Holders of *
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// * the Geant4 Collaboration. It is provided under the terms and *
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// * conditions of the Geant4 Software License, included in the file *
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// * LICENSE and available at http://cern.ch/geant4/license . These *
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// * include a list of copyright holders. *
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// * *
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// * Neither the authors of this software system, nor their employing *
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// * institutes,nor the agencies providing financial support for this *
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// * work make any representation or warranty, express or implied, *
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// * regarding this software system or assume any liability for its *
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// * use. Please see the license in the file LICENSE and URL above *
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// * for the full disclaimer and the limitation of liability. *
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// * *
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// * This code implementation is the result of the scientific and *
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// * technical work of the GEANT4 collaboration. *
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// * By using, copying, modifying or distributing the software (or *
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// * any work based on the software) you agree to acknowledge its *
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// * use in resulting scientific publications, and indicate your *
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// * acceptance of all terms of the Geant4 Software license. *
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// ********************************************************************
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//
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#ifndef G4QGSParticipants_h
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#define G4QGSParticipants_h 1
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#include "Randomize.hh"
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#include "G4VParticipants.hh"
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#include "G4Nucleon.hh"
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#include "G4InteractionContent.hh"
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#include "G4PomeronCrossSection.hh"
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#include "G4QGSDiffractiveExcitation.hh"
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#include "G4SingleDiffractiveExcitation.hh"
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#include "G4PartonPair.hh"
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#include "G4QGSMSplitableHadron.hh"
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class G4QGSParticipants : public G4VParticipants
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{
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public:
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G4QGSParticipants();
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G4QGSParticipants(const G4QGSParticipants &right);
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const G4QGSParticipants & operator=(const G4QGSParticipants &right);
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virtual ~G4QGSParticipants();
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int operator==(const G4QGSParticipants &right) const;
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int operator!=(const G4QGSParticipants &right) const;
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virtual void DoLorentzBoost(G4ThreeVector aBoost)
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{
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if(theNucleus) theNucleus->DoLorentzBoost(aBoost);
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theBoost = aBoost;
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}
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G4PartonPair* GetNextPartonPair();
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void BuildInteractions(const G4ReactionProduct &thePrimary);
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void StartPartonPairLoop();
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protected:
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virtual G4VSplitableHadron* SelectInteractions(const G4ReactionProduct &thePrimary);
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void SplitHadrons();
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void PerformSoftCollisions();
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void PerformDiffractiveCollisions();
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protected:
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struct DeleteInteractionContent {void operator()(G4InteractionContent*aC){delete aC;}};
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std::vector<G4InteractionContent*> theInteractions;
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struct DeleteSplitableHadron{void operator()(G4VSplitableHadron*aS){delete aS;}};
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std::vector<G4VSplitableHadron*> theTargets;
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struct DeletePartonPair{void operator()(G4PartonPair*aP){delete aP;}};
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std::vector<G4PartonPair*> thePartonPairs;
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G4SingleDiffractiveExcitation theSingleDiffExcitation;
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G4QGSDiffractiveExcitation theDiffExcitaton;
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G4int ModelMode;
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G4bool IsSingleDiffractive();
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G4ThreeVector theBoost;
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protected:
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// model parameters HPW
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enum { SOFT, DIFFRACTIVE };
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const G4int nCutMax;
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const G4double ThersholdParameter;
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const G4double QGSMThershold;
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const G4double theNucleonRadius;
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};
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inline G4bool G4QGSParticipants::IsSingleDiffractive()
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{
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G4bool result=false;
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if(G4UniformRand()<1.) result = true;
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return result;
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}
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inline void G4QGSParticipants::StartPartonPairLoop()
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{
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}
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inline G4PartonPair* G4QGSParticipants::GetNextPartonPair()
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{
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if (thePartonPairs.empty()) return 0;
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G4PartonPair * result = thePartonPairs.back();
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thePartonPairs.pop_back();
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return result;
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}
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inline void G4QGSParticipants::SplitHadrons()
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{
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unsigned int i;
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for(i = 0; i < theInteractions.size(); i++)
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{
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theInteractions[i]->SplitHadrons();
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}
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}
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#endif
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