[819] | 1 | // |
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| 2 | // ******************************************************************** |
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| 3 | // * License and Disclaimer * |
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| 4 | // * * |
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| 5 | // * The Geant4 software is copyright of the Copyright Holders of * |
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| 6 | // * the Geant4 Collaboration. It is provided under the terms and * |
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| 7 | // * conditions of the Geant4 Software License, included in the file * |
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| 8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
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| 9 | // * include a list of copyright holders. * |
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| 10 | // * * |
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| 11 | // * Neither the authors of this software system, nor their employing * |
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| 12 | // * institutes,nor the agencies providing financial support for this * |
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| 13 | // * work make any representation or warranty, express or implied, * |
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| 14 | // * regarding this software system or assume any liability for its * |
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| 15 | // * use. Please see the license in the file LICENSE and URL above * |
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| 16 | // * for the full disclaimer and the limitation of liability. * |
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| 17 | // * * |
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| 18 | // * This code implementation is the result of the scientific and * |
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| 19 | // * technical work of the GEANT4 collaboration. * |
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| 20 | // * By using, copying, modifying or distributing the software (or * |
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| 21 | // * any work based on the software) you agree to acknowledge its * |
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| 22 | // * use in resulting scientific publications, and indicate your * |
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| 23 | // * acceptance of all terms of the Geant4 Software license. * |
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| 24 | // ******************************************************************** |
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| 25 | // |
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| 26 | // Split barion (antibarion) into quark and diquark (antidiquark and antiqaurk ) |
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| 27 | // based on prototype, needs clean up of interfaces HPW Feb 1999 |
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| 28 | // Numbers verified and errors corrected, HPW Dec 1999 |
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| 29 | |
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| 30 | #include "G4BaryonSplitter.hh" |
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| 31 | #include "G4ParticleTable.hh" |
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| 32 | |
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| 33 | G4BaryonSplitter:: |
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| 34 | G4BaryonSplitter() |
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| 35 | { |
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| 36 | theBaryons.insert(new G4SPBaryon(G4Proton::Proton())); |
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| 37 | theBaryons.insert(new G4SPBaryon(G4Neutron::Neutron())); |
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| 38 | theBaryons.insert(new G4SPBaryon(G4AntiProton::AntiProton())); |
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| 39 | theBaryons.insert(new G4SPBaryon(G4AntiNeutron::AntiNeutron())); |
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| 40 | theBaryons.insert(new G4SPBaryon(G4ParticleTable::GetParticleTable()->FindParticle(2224))); // D++ |
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| 41 | theBaryons.insert(new G4SPBaryon(G4ParticleTable::GetParticleTable()->FindParticle(2214))); // D+ |
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| 42 | theBaryons.insert(new G4SPBaryon(G4ParticleTable::GetParticleTable()->FindParticle(2114))); // D0 |
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| 43 | theBaryons.insert(new G4SPBaryon(G4ParticleTable::GetParticleTable()->FindParticle(1114))); // D- |
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| 44 | theBaryons.insert(new G4SPBaryon(G4ParticleTable::GetParticleTable()->FindParticle(-2224))); // anti D++ |
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| 45 | theBaryons.insert(new G4SPBaryon(G4ParticleTable::GetParticleTable()->FindParticle(-2214))); // anti D+ |
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| 46 | theBaryons.insert(new G4SPBaryon(G4ParticleTable::GetParticleTable()->FindParticle(-2114))); // anti D0 |
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| 47 | theBaryons.insert(new G4SPBaryon(G4ParticleTable::GetParticleTable()->FindParticle(-1114))); // anti D- |
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| 48 | theBaryons.insert(new G4SPBaryon(G4Lambda::Lambda())); |
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| 49 | theBaryons.insert(new G4SPBaryon(G4AntiLambda::AntiLambda())); |
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| 50 | theBaryons.insert(new G4SPBaryon(G4SigmaPlus::SigmaPlus())); |
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| 51 | theBaryons.insert(new G4SPBaryon(G4SigmaZero::SigmaZero())); |
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| 52 | theBaryons.insert(new G4SPBaryon(G4SigmaMinus::SigmaMinus())); |
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| 53 | theBaryons.insert(new G4SPBaryon(G4AntiSigmaPlus::AntiSigmaPlus())); |
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| 54 | theBaryons.insert(new G4SPBaryon(G4AntiSigmaZero::AntiSigmaZero())); |
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| 55 | theBaryons.insert(new G4SPBaryon(G4AntiSigmaMinus::AntiSigmaMinus())); |
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| 56 | theBaryons.insert(new G4SPBaryon(G4ParticleTable::GetParticleTable()->FindParticle(3224))); // S+* |
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| 57 | theBaryons.insert(new G4SPBaryon(G4ParticleTable::GetParticleTable()->FindParticle(3214))); // S0* |
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| 58 | theBaryons.insert(new G4SPBaryon(G4ParticleTable::GetParticleTable()->FindParticle(3114))); // S-* |
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| 59 | theBaryons.insert(new G4SPBaryon(G4ParticleTable::GetParticleTable()->FindParticle(-3224))); // anti S+* |
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| 60 | theBaryons.insert(new G4SPBaryon(G4ParticleTable::GetParticleTable()->FindParticle(-3214))); // anti S0* |
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| 61 | theBaryons.insert(new G4SPBaryon(G4ParticleTable::GetParticleTable()->FindParticle(-3114))); // anti S-* |
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| 62 | theBaryons.insert(new G4SPBaryon(G4XiMinus::XiMinus())); |
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| 63 | theBaryons.insert(new G4SPBaryon(G4XiZero::XiZero())); |
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| 64 | theBaryons.insert(new G4SPBaryon(G4AntiXiMinus::AntiXiMinus())); |
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| 65 | theBaryons.insert(new G4SPBaryon(G4AntiXiZero::AntiXiZero())); |
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| 66 | theBaryons.insert(new G4SPBaryon(G4OmegaMinus::OmegaMinus())); |
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| 67 | theBaryons.insert(new G4SPBaryon(G4AntiOmegaMinus::AntiOmegaMinus())); |
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| 68 | theBaryons.insert(new G4SPBaryon(G4ParticleTable::GetParticleTable()->FindParticle(3324))); // X0* |
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| 69 | theBaryons.insert(new G4SPBaryon(G4ParticleTable::GetParticleTable()->FindParticle(3314))); // X-* |
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| 70 | theBaryons.insert(new G4SPBaryon(G4ParticleTable::GetParticleTable()->FindParticle(-3324))); // anti X0* |
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| 71 | theBaryons.insert(new G4SPBaryon(G4ParticleTable::GetParticleTable()->FindParticle(-3314))); // anti X-* |
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| 72 | } |
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| 73 | |
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| 74 | G4bool G4BaryonSplitter:: |
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| 75 | SplitBarion(G4int PDGCode, G4int* q_or_qqbar, G4int* qbar_or_qq) |
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| 76 | { |
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| 77 | const G4SPBaryon * aBaryon = theBaryons.GetBaryon(G4ParticleTable::GetParticleTable()->FindParticle(PDGCode)); |
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| 78 | if(aBaryon==NULL) |
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| 79 | { |
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| 80 | return FALSE; |
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| 81 | } |
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| 82 | else |
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| 83 | { |
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| 84 | aBaryon->SampleQuarkAndDiquark(*q_or_qqbar, *qbar_or_qq); |
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| 85 | return TRUE; |
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| 86 | } |
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| 87 | } |
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| 88 | |
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| 89 | |
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| 90 | // Get the splittable baryon for a PDG code. |
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| 91 | const G4SPBaryon & G4BaryonSplitter:: |
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| 92 | GetSPBaryon(G4int PDGCode) |
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| 93 | { |
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| 94 | return *theBaryons.GetBaryon(G4ParticleTable::GetParticleTable()->FindParticle(PDGCode)); |
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| 95 | } |
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| 96 | |
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| 97 | |
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| 98 | // Find rest diquark in given barion after quark - antiquark annihilation |
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| 99 | G4bool G4BaryonSplitter:: |
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| 100 | FindDiquark(G4int PDGCode, G4int Quark, G4int* Diquark) |
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| 101 | { |
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| 102 | const G4SPBaryon * aBaryon = theBaryons.GetBaryon(G4ParticleTable::GetParticleTable()->FindParticle(PDGCode)); |
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| 103 | if(aBaryon) |
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| 104 | { |
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| 105 | aBaryon->FindDiquark(Quark, *Diquark); |
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| 106 | return true; |
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| 107 | } |
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| 108 | return false; |
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| 109 | } |
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| 110 | |
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