Gabriele Cosmo
117 lines
4.3 KiB
C++
117 lines
4.3 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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#include "G4LENDInelastic.hh"
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#include "G4SystemOfUnits.hh"
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#include "G4Nucleus.hh"
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#include "G4ParticleTable.hh"
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G4HadFinalState * G4LENDInelastic::ApplyYourself(const G4HadProjectile& aTrack, G4Nucleus& aTarg )
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{
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G4ThreeVector proj_p = aTrack.Get4Momentum().vect();
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G4double temp = aTrack.GetMaterial()->GetTemperature();
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//G4int iZ = int ( aTarg.GetZ() );
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//G4int iA = int ( aTarg.GetN() );
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//migrate to integer A and Z (GetN_asInt returns number of neutrons in the nucleus since this)
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G4int iZ = aTarg.GetZ_asInt();
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G4int iA = aTarg.GetA_asInt();
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//G4cout << "target: Z = " << iZ << " N = " << iA << G4endl;
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G4double ke = aTrack.GetKineticEnergy();
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//G4cout << "projectile: KE = " << ke/MeV << " [MeV]" << G4endl;
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G4HadFinalState* theResult = &theParticleChange;
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theResult->Clear();
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G4GIDI_target* aTarget = usedTarget_map.find( lend_manager->GetNucleusEncoding( iZ , iA ) )->second->GetTarget();
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std::vector<G4GIDI_Product>* products = aTarget->getOthersFinalState( ke*MeV, temp, NULL, NULL );
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if ( products != NULL )
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{
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G4ThreeVector psum(0);
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int totN = 0;
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for ( G4int j = 0; j < int( products->size() ); j++ )
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{
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G4int jZ = (*products)[j].Z;
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G4int jA = (*products)[j].A;
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//G4cout << "ZA = " << 1000 * (*products)[j].Z + (*products)[j].A << " EK = "
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// << (*products)[j].kineticEnergy
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// << " px " << (*products)[j].px
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// << " py " << (*products)[j].py
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// << " pz " << (*products)[j].pz
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// << G4endl;
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G4DynamicParticle* theSec = new G4DynamicParticle;
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if ( jA == 1 && jZ == 1 )
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{
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theSec->SetDefinition( G4Proton::Proton() );
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totN += 1;
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}
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else if ( jA == 1 && jZ == 0 )
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{
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theSec->SetDefinition( G4Neutron::Neutron() );
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totN += 1;
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}
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else if ( jZ > 0 )
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{
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if ( jA != 0 )
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{
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theSec->SetDefinition( G4ParticleTable::GetParticleTable()->FindIon( jZ , jA , 0 , 0 ) );
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totN += jA;
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}
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else
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{
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theSec->SetDefinition( G4ParticleTable::GetParticleTable()->FindIon( jZ , iA+1-totN , 0 , 0 ) );
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}
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}
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else
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{
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theSec->SetDefinition( G4Gamma::Gamma() );
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}
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G4ThreeVector p( (*products)[j].px*MeV , (*products)[j].py*MeV , (*products)[j].pz*MeV );
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psum += p;
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if ( p.mag() == 0 ) p = proj_p - psum;
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theSec->SetMomentum( p );
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theResult->AddSecondary( theSec );
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}
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}
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delete products;
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theResult->SetStatusChange( stopAndKill );
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return theResult;
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}
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