[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 | // |
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| 27 | // $Id: G4FTFModel.cc,v 1.7 2007/04/24 10:32:59 gunter Exp $ |
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| 28 | // GEANT4 tag $Name: geant4-09-01-patch-02 $ |
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| 29 | // |
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| 30 | |
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| 31 | // ------------------------------------------------------------ |
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| 32 | // GEANT 4 class implementation file |
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| 33 | // |
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| 34 | // ---------------- G4FTFModel ---------------- |
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| 35 | // by Gunter Folger, May 1998. |
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| 36 | // class implementing the excitation in the FTF Parton String Model |
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| 37 | // ------------------------------------------------------------ |
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| 38 | |
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| 39 | #include "G4FTFModel.hh" |
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| 40 | #include "G4FTFParticipants.hh" |
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| 41 | #include "G4InteractionContent.hh" |
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| 42 | #include "G4LorentzRotation.hh" |
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| 43 | #include "G4ParticleDefinition.hh" |
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| 44 | #include "G4ios.hh" |
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| 45 | |
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| 46 | // Class G4FTFModel |
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| 47 | |
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| 48 | G4FTFModel::G4FTFModel():theExcitation(new G4DiffractiveExcitation()) // Uzhi |
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| 49 | { |
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| 50 | G4VPartonStringModel::SetThisPointer(this); |
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| 51 | } |
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| 52 | |
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| 53 | G4FTFModel::G4FTFModel(G4double a, G4double b, G4double c):theExcitation(new G4DiffractiveExcitation()) |
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| 54 | { |
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| 55 | G4VPartonStringModel::SetThisPointer(this); |
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| 56 | } |
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| 57 | |
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| 58 | G4FTFModel::G4FTFModel(G4DiffractiveExcitation * anExcitation) |
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| 59 | : |
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| 60 | theExcitation(anExcitation) |
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| 61 | { |
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| 62 | G4VPartonStringModel::SetThisPointer(this); |
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| 63 | } |
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| 64 | |
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| 65 | |
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| 66 | |
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| 67 | G4FTFModel::~G4FTFModel() |
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| 68 | {} |
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| 69 | |
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| 70 | |
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| 71 | const G4FTFModel & G4FTFModel::operator=(const G4FTFModel &) |
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| 72 | { |
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| 73 | throw G4HadronicException(__FILE__, __LINE__, "G4FTFModel::operator= is not meant to be accessed "); |
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| 74 | return *this; |
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| 75 | } |
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| 76 | |
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| 77 | |
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| 78 | int G4FTFModel::operator==(const G4FTFModel &right) const |
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| 79 | { |
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| 80 | return this==&right; |
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| 81 | } |
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| 82 | |
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| 83 | int G4FTFModel::operator!=(const G4FTFModel &right) const |
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| 84 | { |
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| 85 | return this!=&right; |
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| 86 | } |
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| 87 | |
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| 88 | void G4FTFModel::Init(const G4Nucleus & aNucleus, const G4DynamicParticle & aProjectile) |
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| 89 | { |
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| 90 | theParticipants.Init(aNucleus.GetN(),aNucleus.GetZ()); // Uzhi N-mass number Z-charge |
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| 91 | |
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| 92 | theProjectile = aProjectile; |
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| 93 | } |
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| 94 | |
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| 95 | G4ExcitedStringVector * G4FTFModel::GetStrings() |
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| 96 | { |
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| 97 | theParticipants.BuildInteractions(theProjectile); |
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| 98 | |
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| 99 | if (! ExciteParticipants()) return NULL;; |
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| 100 | |
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| 101 | G4ExcitedStringVector * theStrings = BuildStrings(); |
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| 102 | |
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| 103 | return theStrings; |
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| 104 | } |
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| 105 | |
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| 106 | struct DeleteVSplitableHadron { void operator()(G4VSplitableHadron * aH){delete aH;} }; |
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| 107 | |
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| 108 | G4ExcitedStringVector * G4FTFModel::BuildStrings() |
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| 109 | { |
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| 110 | |
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| 111 | // Loop over all collisions; find all primaries, and all target ( targets may |
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| 112 | // be duplicate in the List ( to unique G4VSplitableHadrons) |
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| 113 | |
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| 114 | G4ExcitedStringVector * strings; |
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| 115 | strings = new G4ExcitedStringVector(); |
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| 116 | |
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| 117 | std::vector<G4VSplitableHadron *> primaries; |
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| 118 | std::vector<G4VSplitableHadron *> targets; |
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| 119 | |
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| 120 | theParticipants.StartLoop(); // restart a loop |
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| 121 | while ( theParticipants.Next() ) |
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| 122 | { |
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| 123 | const G4InteractionContent & interaction=theParticipants.GetInteraction(); |
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| 124 | // do not allow for duplicates ... |
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| 125 | if ( primaries.end() == std::find(primaries.begin(), primaries.end(), interaction.GetProjectile()) ) |
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| 126 | primaries.push_back(interaction.GetProjectile()); |
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| 127 | |
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| 128 | if ( targets.end() == std::find(targets.begin(), targets.end(),interaction.GetTarget()) ) |
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| 129 | targets.push_back(interaction.GetTarget()); |
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| 130 | } |
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| 131 | |
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| 132 | |
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| 133 | // G4cout << "BuildStrings prim/targ " << primaries.entries() << " , " << |
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| 134 | // targets.entries() << G4endl; |
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| 135 | |
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| 136 | |
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| 137 | unsigned int ahadron; |
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| 138 | for ( ahadron=0; ahadron < primaries.size() ; ahadron++) |
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| 139 | { |
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| 140 | G4bool isProjectile=true; |
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| 141 | strings->push_back(theExcitation->String(primaries[ahadron], isProjectile)); |
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| 142 | } |
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| 143 | for ( ahadron=0; ahadron < targets.size() ; ahadron++) |
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| 144 | { |
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| 145 | G4bool isProjectile=false; |
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| 146 | strings->push_back(theExcitation->String(targets[ahadron], isProjectile)); |
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| 147 | } |
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| 148 | |
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| 149 | std::for_each(primaries.begin(), primaries.end(), DeleteVSplitableHadron()); |
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| 150 | primaries.clear(); |
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| 151 | std::for_each(targets.begin(), targets.end(), DeleteVSplitableHadron()); |
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| 152 | targets.clear(); |
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| 153 | |
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| 154 | return strings; |
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| 155 | } |
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| 156 | |
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| 157 | G4bool G4FTFModel::ExciteParticipants() |
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| 158 | { |
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| 159 | |
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| 160 | while (theParticipants.Next()) |
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| 161 | { |
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| 162 | const G4InteractionContent & collision=theParticipants.GetInteraction(); |
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| 163 | |
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| 164 | //G4cout << " soft colls : " << collision.GetNumberOfSoftCollisions() << G4endl; // Uzhi no match |
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| 165 | G4VSplitableHadron * projectile=collision.GetProjectile(); |
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| 166 | G4VSplitableHadron * target=collision.GetTarget(); |
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| 167 | |
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| 168 | if ( ! theExcitation->ExciteParticipants(projectile, target) ) |
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| 169 | { |
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| 170 | // give up, clean up |
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| 171 | std::vector<G4VSplitableHadron *> primaries; |
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| 172 | std::vector<G4VSplitableHadron *> targets; |
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| 173 | theParticipants.StartLoop(); // restart a loop |
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| 174 | while ( theParticipants.Next() ) |
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| 175 | { |
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| 176 | const G4InteractionContent & interaction=theParticipants.GetInteraction(); |
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| 177 | // do not allow for duplicates ... |
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| 178 | if ( primaries.end() == std::find(primaries.begin(), primaries.end(), interaction.GetProjectile()) ) |
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| 179 | primaries.push_back(interaction.GetProjectile()); |
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| 180 | |
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| 181 | if ( targets.end() == std::find(targets.begin(), targets.end(),interaction.GetTarget()) ) |
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| 182 | targets.push_back(interaction.GetTarget()); |
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| 183 | } |
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| 184 | std::for_each(primaries.begin(), primaries.end(), DeleteVSplitableHadron()); |
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| 185 | primaries.clear(); |
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| 186 | std::for_each(targets.begin(), targets.end(), DeleteVSplitableHadron()); |
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| 187 | targets.clear(); |
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| 188 | |
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| 189 | return false; |
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| 190 | } |
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| 191 | |
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| 192 | } |
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| 193 | return true; |
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| 194 | } |
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