[966] | 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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[1196] | 26 | // $Id: G4VEmAdjointModel.hh,v 1.4 2009/11/20 10:31:20 ldesorgh Exp $ |
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[1337] | 27 | // GEANT4 tag $Name: geant4-09-04-beta-01 $ |
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[1196] | 28 | // |
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[966] | 29 | ///////////////////////////////////////////////////////////////////////////////// |
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[1196] | 30 | // Module: G4VEMAdjointModel |
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[966] | 31 | // Author: L. Desorgher |
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| 32 | // Organisation: SpaceIT GmbH |
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[1196] | 33 | // Contract: ESA contract 21435/08/NL/AT |
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[966] | 34 | // Customer: ESA/ESTEC |
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| 35 | ///////////////////////////////////////////////////////////////////////////////// |
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| 36 | // |
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| 37 | // CHANGE HISTORY |
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| 38 | // -------------- |
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| 39 | // ChangeHistory: |
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[1196] | 40 | // 10 September 2009 Move to a virtual class. L. Desorgher |
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| 41 | // 1st April 2007 creation by L. Desorgher |
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[966] | 42 | // |
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| 43 | //------------------------------------------------------------- |
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| 44 | // Documentation: |
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[1196] | 45 | // Base class for Adjoint EM model. It is based on the use of direct G4VEmModel. |
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[966] | 46 | // |
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| 47 | |
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[1196] | 48 | |
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[966] | 49 | #ifndef G4VEmAdjointModel_h |
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| 50 | #define G4VEmAdjointModel_h 1 |
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| 51 | |
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| 52 | #include "globals.hh" |
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| 53 | #include "G4DynamicParticle.hh" |
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| 54 | #include "G4ParticleDefinition.hh" |
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| 55 | #include "G4MaterialCutsCouple.hh" |
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| 56 | #include "G4Material.hh" |
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| 57 | #include "G4Element.hh" |
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| 58 | #include "G4ElementVector.hh" |
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| 59 | #include "Randomize.hh" |
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| 60 | #include "G4ParticleDefinition.hh" |
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| 61 | #include "G4VEmModel.hh" |
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| 62 | #include "G4Electron.hh" |
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| 63 | #include "G4Gamma.hh" |
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| 64 | #include "G4ProductionCutsTable.hh" |
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| 65 | |
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| 66 | class G4PhysicsTable; |
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| 67 | class G4Region; |
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| 68 | class G4VParticleChange; |
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| 69 | class G4ParticleChange; |
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| 70 | class G4Track; |
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| 71 | class G4AdjointCSMatrix; |
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| 72 | |
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| 73 | class G4VEmAdjointModel |
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| 74 | { |
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| 75 | |
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[1196] | 76 | public: // public methods |
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[966] | 77 | |
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| 78 | G4VEmAdjointModel(const G4String& nam); |
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| 79 | |
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| 80 | virtual ~G4VEmAdjointModel(); |
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| 81 | |
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| 82 | //------------------------------------------------------------------------ |
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[1196] | 83 | // Virtual methods to be implemented for the sample secondaries concrete model |
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[966] | 84 | //------------------------------------------------------------------------ |
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[1196] | 85 | |
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| 86 | //virtual void Initialise()=0; |
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| 87 | |
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[966] | 88 | virtual void SampleSecondaries(const G4Track& aTrack, |
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| 89 | G4bool IsScatProjToProjCase, |
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[1196] | 90 | G4ParticleChange* fParticleChange)=0; |
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[966] | 91 | |
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| 92 | |
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| 93 | //------------------------------------------------------------------------ |
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| 94 | // Methods for adjoint processes; may be overwritten if needed; |
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| 95 | //------------------------------------------------------------------------ |
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[1196] | 96 | |
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| 97 | |
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[966] | 98 | virtual G4double AdjointCrossSection(const G4MaterialCutsCouple* aCouple, |
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| 99 | G4double primEnergy, |
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| 100 | G4bool IsScatProjToProjCase); |
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| 101 | |
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| 102 | virtual G4double DiffCrossSectionPerAtomPrimToSecond( |
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| 103 | G4double kinEnergyProj, // kinetic energy of the primary particle before the interaction |
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| 104 | G4double kinEnergyProd, // kinetic energy of the secondary particle |
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| 105 | G4double Z, |
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| 106 | G4double A = 0.); |
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| 107 | |
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| 108 | virtual G4double DiffCrossSectionPerAtomPrimToScatPrim( |
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| 109 | G4double kinEnergyProj, // kinetic energy of the primary particle before the interaction |
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| 110 | G4double kinEnergyScatProj, // kinetic energy of the primary particle after the interaction |
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| 111 | G4double Z, |
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| 112 | G4double A = 0.); |
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| 113 | |
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| 114 | |
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| 115 | |
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| 116 | virtual G4double DiffCrossSectionPerVolumePrimToSecond( |
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| 117 | const G4Material* aMaterial, |
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| 118 | G4double kinEnergyProj, // kinetic energy of the primary particle before the interaction |
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| 119 | G4double kinEnergyProd // kinetic energy of the secondary particle |
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| 120 | ); |
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| 121 | |
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| 122 | virtual G4double DiffCrossSectionPerVolumePrimToScatPrim( |
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| 123 | const G4Material* aMaterial, |
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| 124 | G4double kinEnergyProj, // kinetic energy of the primary particle before the interaction |
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| 125 | G4double kinEnergyScatProj // kinetic energy of the primary particle after the interaction |
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| 126 | ); |
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| 127 | |
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| 128 | |
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[1196] | 129 | //Energy limits of adjoint secondary |
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| 130 | //------------------ |
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[966] | 131 | |
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[1196] | 132 | virtual G4double GetSecondAdjEnergyMaxForScatProjToProjCase(G4double PrimAdjEnergy); |
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| 133 | virtual G4double GetSecondAdjEnergyMinForScatProjToProjCase(G4double PrimAdjEnergy,G4double Tcut=0); |
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| 134 | virtual G4double GetSecondAdjEnergyMaxForProdToProjCase(G4double PrimAdjEnergy); |
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| 135 | virtual G4double GetSecondAdjEnergyMinForProdToProjCase(G4double PrimAdjEnergy); |
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[966] | 136 | |
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| 137 | |
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[1196] | 138 | |
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| 139 | //Other Methods |
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| 140 | //--------------- |
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| 141 | |
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| 142 | void DefineCurrentMaterial(const G4MaterialCutsCouple* couple); |
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| 143 | |
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| 144 | |
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| 145 | std::vector< std::vector< double>* > ComputeAdjointCrossSectionVectorPerAtomForSecond( |
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[966] | 146 | G4double kinEnergyProd, |
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| 147 | G4double Z, |
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| 148 | G4double A = 0., |
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| 149 | G4int nbin_pro_decade=10 |
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| 150 | ); |
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[1196] | 151 | std::vector< std::vector< double>* > ComputeAdjointCrossSectionVectorPerAtomForScatProj( |
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[966] | 152 | G4double kinEnergyProd, |
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| 153 | G4double Z, |
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| 154 | G4double A = 0., |
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| 155 | G4int nbin_pro_decade=10 |
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| 156 | ); |
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| 157 | |
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[1196] | 158 | std::vector< std::vector< double>* > ComputeAdjointCrossSectionVectorPerVolumeForSecond( |
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[966] | 159 | G4Material* aMaterial, |
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| 160 | G4double kinEnergyProd, |
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| 161 | G4int nbin_pro_decade=10 |
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| 162 | ); |
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[1196] | 163 | std::vector< std::vector< double>* > ComputeAdjointCrossSectionVectorPerVolumeForScatProj( |
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[966] | 164 | G4Material* aMaterial, |
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| 165 | G4double kinEnergyProd, |
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| 166 | G4int nbin_pro_decade=10 |
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| 167 | ); |
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| 168 | |
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[1196] | 169 | |
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[966] | 170 | |
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| 171 | inline void SetCSMatrices(std::vector< G4AdjointCSMatrix* >* Vec1CSMatrix, std::vector< G4AdjointCSMatrix* >* Vec2CSMatrix){ |
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| 172 | pOnCSMatrixForProdToProjBackwardScattering = Vec1CSMatrix; |
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| 173 | pOnCSMatrixForScatProjToProjBackwardScattering = Vec2CSMatrix; |
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| 174 | |
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| 175 | |
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| 176 | }; |
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| 177 | |
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| 178 | inline G4ParticleDefinition* GetAdjointEquivalentOfDirectPrimaryParticleDefinition(){return theAdjEquivOfDirectPrimPartDef;} |
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| 179 | |
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| 180 | inline G4ParticleDefinition* GetAdjointEquivalentOfDirectSecondaryParticleDefinition(){return theAdjEquivOfDirectSecondPartDef;} |
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| 181 | |
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| 182 | inline G4double GetHighEnergyLimit(){return HighEnergyLimit;} |
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| 183 | |
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| 184 | inline G4double GetLowEnergyLimit(){return LowEnergyLimit;} |
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| 185 | |
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[1196] | 186 | void SetHighEnergyLimit(G4double aVal); |
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[966] | 187 | |
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[1196] | 188 | void SetLowEnergyLimit(G4double aVal); |
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[966] | 189 | |
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| 190 | inline void DefineDirectEMModel(G4VEmModel* aModel){theDirectEMModel = aModel;} |
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| 191 | |
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[1196] | 192 | void SetAdjointEquivalentOfDirectPrimaryParticleDefinition(G4ParticleDefinition* aPart); |
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[966] | 193 | |
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| 194 | inline void SetAdjointEquivalentOfDirectSecondaryParticleDefinition(G4ParticleDefinition* aPart){ |
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| 195 | theAdjEquivOfDirectSecondPartDef =aPart; |
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| 196 | } |
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| 197 | |
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| 198 | inline void SetSecondPartOfSameType(G4bool aBool){second_part_of_same_type =aBool;} |
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| 199 | |
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[1196] | 200 | inline G4bool GetSecondPartOfSameType(){return second_part_of_same_type;} |
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[966] | 201 | |
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| 202 | inline void SetUseMatrix(G4bool aBool) { UseMatrix = aBool;} |
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| 203 | |
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| 204 | inline void SetUseMatrixPerElement(G4bool aBool){ UseMatrixPerElement = aBool;} |
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| 205 | inline void SetUseOnlyOneMatrixForAllElements(G4bool aBool){ UseOnlyOneMatrixForAllElements = aBool;} |
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| 206 | |
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| 207 | inline void SetApplyCutInRange(G4bool aBool){ ApplyCutInRange = aBool;} |
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| 208 | inline G4bool GetUseMatrix() {return UseMatrix;} |
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| 209 | inline G4bool GetUseMatrixPerElement(){ return UseMatrixPerElement;} |
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| 210 | inline G4bool GetUseOnlyOneMatrixForAllElements(){ return UseOnlyOneMatrixForAllElements;} |
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| 211 | inline G4bool GetApplyCutInRange(){ return ApplyCutInRange;} |
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| 212 | |
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[1196] | 213 | inline G4String GetName(){ return name;} |
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| 214 | inline virtual void SetCSBiasingFactor(G4double aVal) {CS_biasing_factor = aVal;} |
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| 215 | |
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| 216 | protected: |
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[966] | 217 | |
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[1196] | 218 | //Some of them can be overriden by daughter classes |
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[966] | 219 | |
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| 220 | |
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[1196] | 221 | G4double DiffCrossSectionFunction1(G4double kinEnergyProj); |
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| 222 | G4double DiffCrossSectionFunction2(G4double kinEnergyProj); |
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| 223 | G4double DiffCrossSectionPerVolumeFunctionForIntegrationOverEkinProj(G4double EkinProd); |
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[966] | 224 | |
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| 225 | |
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[1196] | 226 | |
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| 227 | //General methods to sample secondary energy |
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| 228 | //-------------------------------------- |
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| 229 | G4double SampleAdjSecEnergyFromCSMatrix(size_t MatrixIndex,G4double prim_energy,G4bool IsScatProjToProjCase); |
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| 230 | G4double SampleAdjSecEnergyFromCSMatrix(G4double prim_energy,G4bool IsScatProjToProjCase); |
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| 231 | void SelectCSMatrix(G4bool IsScatProjToProjCase); |
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| 232 | |
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| 233 | virtual G4double SampleAdjSecEnergyFromDiffCrossSectionPerAtom(G4double prim_energy,G4bool IsScatProjToProjCase); |
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| 234 | |
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| 235 | |
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| 236 | |
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| 237 | //Post Step weight correction |
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| 238 | //---------------------------- |
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| 239 | virtual void CorrectPostStepWeight(G4ParticleChange* fParticleChange, |
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| 240 | G4double old_weight, |
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| 241 | G4double adjointPrimKinEnergy, |
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| 242 | G4double projectileKinEnergy, |
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| 243 | G4bool IsScatProjToProjCase); |
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| 244 | |
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| 245 | |
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| 246 | |
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| 247 | |
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| 248 | |
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| 249 | |
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| 250 | protected: //attributes |
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| 251 | |
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[966] | 252 | G4VEmModel* theDirectEMModel; |
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| 253 | G4VParticleChange* pParticleChange; |
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| 254 | |
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| 255 | |
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| 256 | |
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[1196] | 257 | |
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[966] | 258 | //Name |
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| 259 | //----- |
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| 260 | |
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| 261 | const G4String name; |
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| 262 | |
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| 263 | //Needed for CS integration at the initialisation phase |
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| 264 | //----------------------------------------------------- |
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| 265 | |
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| 266 | G4int ASelectedNucleus; |
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| 267 | G4int ZSelectedNucleus; |
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| 268 | G4Material* SelectedMaterial; |
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| 269 | G4double kinEnergyProdForIntegration; |
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| 270 | G4double kinEnergyScatProjForIntegration; |
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[1196] | 271 | G4double kinEnergyProjForIntegration; |
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[966] | 272 | |
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| 273 | |
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| 274 | //for the adjoint simulation we need for each element or material: |
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| 275 | //an adjoint CS Matrix |
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| 276 | //----------------------------- |
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| 277 | |
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| 278 | std::vector< G4AdjointCSMatrix* >* pOnCSMatrixForProdToProjBackwardScattering; |
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| 279 | std::vector< G4AdjointCSMatrix* >* pOnCSMatrixForScatProjToProjBackwardScattering; |
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[1196] | 280 | std::vector<G4double> CS_Vs_ElementForScatProjToProjCase; |
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| 281 | std::vector<G4double> CS_Vs_ElementForProdToProjCase; |
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[966] | 282 | |
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| 283 | G4double lastCS; |
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[1196] | 284 | G4double lastAdjointCSForScatProjToProjCase; |
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| 285 | G4double lastAdjointCSForProdToProjCase; |
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[966] | 286 | |
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[1196] | 287 | |
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| 288 | |
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| 289 | |
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[966] | 290 | //particle definition |
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| 291 | //------------------ |
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| 292 | |
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| 293 | G4ParticleDefinition* theAdjEquivOfDirectPrimPartDef; |
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| 294 | G4ParticleDefinition* theAdjEquivOfDirectSecondPartDef; |
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| 295 | G4ParticleDefinition* theDirectPrimaryPartDef; |
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| 296 | G4bool second_part_of_same_type; |
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| 297 | |
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[1196] | 298 | |
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| 299 | //Prestep energy |
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| 300 | //------------- |
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| 301 | G4double preStepEnergy; |
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| 302 | |
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[966] | 303 | //Current couple material |
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| 304 | //---------------------- |
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| 305 | G4Material* currentMaterial; |
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| 306 | G4MaterialCutsCouple* currentCouple; |
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| 307 | size_t currentMaterialIndex; |
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| 308 | size_t currentCoupleIndex; |
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| 309 | G4double currentTcutForDirectPrim; |
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| 310 | G4double currentTcutForDirectSecond; |
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| 311 | G4bool ApplyCutInRange; |
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| 312 | |
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| 313 | |
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[1196] | 314 | |
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[966] | 315 | |
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| 316 | |
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| 317 | |
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| 318 | |
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| 319 | |
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| 320 | //Energy limits |
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| 321 | //------------- |
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| 322 | |
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| 323 | G4double HighEnergyLimit; |
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| 324 | G4double LowEnergyLimit; |
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[1196] | 325 | |
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[966] | 326 | |
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| 327 | |
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| 328 | //Cross Section biasing factor |
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| 329 | //--------------------------- |
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| 330 | G4double CS_biasing_factor; |
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| 331 | |
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| 332 | |
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| 333 | //Type of Model with Matrix or not |
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| 334 | //-------------------------------- |
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[1196] | 335 | G4bool UseMatrix; |
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| 336 | G4bool UseMatrixPerElement; //other possibility is per Material |
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| 337 | G4bool UseOnlyOneMatrixForAllElements; |
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| 338 | |
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| 339 | |
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| 340 | //Index of Cross section matrices to be used |
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| 341 | //------------ |
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| 342 | size_t indexOfUsedCrossSectionMatrix; |
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[966] | 343 | |
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| 344 | |
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| 345 | |
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[1196] | 346 | |
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| 347 | |
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| 348 | |
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[966] | 349 | |
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| 350 | |
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| 351 | }; |
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| 352 | |
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| 353 | |
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| 354 | #endif |
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| 355 | |
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