| [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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| [1228] | 27 | // GEANT4 tag $Name: geant4-09-03 $
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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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