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 | |
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27 | #include "globals.hh" |
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28 | #include "G4XAnnihilationChannel.hh" |
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29 | #include "G4ConcreteMesonBaryonToResonance.hh" |
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30 | |
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31 | G4BaryonWidth & G4ConcreteMesonBaryonToResonance::theBaryonWidth() |
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32 | { |
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33 | static G4BaryonWidth theWidth; |
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34 | return theWidth; |
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35 | } |
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36 | |
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37 | G4BaryonPartialWidth & G4ConcreteMesonBaryonToResonance::theBaryonPartialWidth() |
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38 | { |
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39 | static G4BaryonPartialWidth theWidth; |
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40 | return theWidth; |
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41 | } |
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42 | |
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43 | G4ParticleTypeConverter & G4ConcreteMesonBaryonToResonance::myConv() |
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44 | { |
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45 | static G4ParticleTypeConverter theConv; |
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46 | return theConv; |
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47 | } |
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48 | |
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49 | G4ConcreteMesonBaryonToResonance::G4ConcreteMesonBaryonToResonance(const G4ParticleDefinition* aPrimary, |
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50 | const G4ParticleDefinition* bPrimary, |
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51 | const G4ParticleDefinition* aSecondary, |
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52 | const G4String& partWidthLabel) |
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53 | : thePrimary1(aPrimary), thePrimary2(bPrimary), theSecondary(aSecondary) |
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54 | { |
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55 | crossSectionSource = new G4XAnnihilationChannel(aSecondary, |
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56 | theBaryonWidth(), |
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57 | theBaryonPartialWidth(), |
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58 | partWidthLabel); |
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59 | } |
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60 | |
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61 | |
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62 | G4ConcreteMesonBaryonToResonance::~G4ConcreteMesonBaryonToResonance() |
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63 | { |
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64 | delete crossSectionSource; |
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65 | } |
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66 | |
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67 | |
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68 | G4bool G4ConcreteMesonBaryonToResonance::IsInCharge(const G4KineticTrack& trk1, |
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69 | const G4KineticTrack& trk2) const |
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70 | { |
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71 | if (myConv().GetGenericType(trk1)==myConv().GetGenericType(thePrimary1) && |
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72 | myConv().GetGenericType(trk2)==myConv().GetGenericType(thePrimary2)) return true; |
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73 | if (myConv().GetGenericType(trk1)==myConv().GetGenericType(thePrimary2) && |
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74 | myConv().GetGenericType(trk2)==myConv().GetGenericType(thePrimary1)) return true; |
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75 | return false; |
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76 | } |
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77 | |
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78 | const G4ParticleDefinition* G4ConcreteMesonBaryonToResonance::GetOutgoingParticle(const G4KineticTrack& trk1, |
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79 | const G4KineticTrack& trk2) const |
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80 | { |
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81 | G4int secondaryIso3 = trk1.GetDefinition()->GetPDGiIsospin3() + trk2.GetDefinition()->GetPDGiIsospin3(); |
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82 | const G4ParticleDefinition* state; |
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83 | if ( (state = myConv().FindIso3State(myConv().GetGenericType(theSecondary), secondaryIso3)) == NULL) |
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84 | { |
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85 | G4cerr << "for "<<static_cast<G4int>(myConv().GetGenericType(theSecondary))<<" "<<secondaryIso3<<G4endl; |
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86 | throw G4HadronicException(__FILE__, __LINE__, "G4ConcreteMesonBaryonToResonance: Can't find iso3 state!"); |
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87 | } |
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88 | return state; |
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89 | } |
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