[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: G4AdjointCSManager.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 | // Class: G4AdjointCSManager |
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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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| 40 | // 1st April 2007 creation by L. Desorgher |
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[1196] | 41 | // |
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| 42 | // September-October 2009. Implementation of the mode where the adjoint cross sections are scaled such that the total used adjoint cross sections is in |
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| 43 | // most of the cases equal to the total forward cross section. L.Desorgher |
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[966] | 44 | // |
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| 45 | //------------------------------------------------------------- |
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| 46 | // Documentation: |
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| 47 | // Is responsible for the management of all adjoint cross sections matrices, and for the computation of the total forward and adjoint cross sections. |
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[1196] | 48 | // Total adjoint and forward cross sections are needed to correct the weight of a particle after a tracking step or after the occurence of a reverse reaction. |
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[966] | 49 | // It is also used to sample an adjoint secondary from a given adjoint cross section matrix. |
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| 50 | // |
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| 51 | #ifndef G4AdjointCSManager_h |
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| 52 | #define G4AdjointCSManager_h 1 |
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| 53 | |
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| 54 | #include"globals.hh" |
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| 55 | #include<vector> |
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| 56 | #include"G4AdjointCSMatrix.hh" |
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| 57 | |
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| 58 | |
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| 59 | class G4VEmAdjointModel; |
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| 60 | class G4MaterialCutsCouple; |
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| 61 | class G4Material; |
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| 62 | class G4ParticleDefinition; |
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| 63 | class G4Element; |
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| 64 | class G4VEmProcess; |
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| 65 | class G4VEnergyLossProcess; |
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| 66 | class G4PhysicsTable; |
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| 67 | |
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| 68 | //////////////////////////////////////////////////////////////////////////////// |
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| 69 | // |
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| 70 | class G4AdjointCSManager |
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| 71 | { |
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| 72 | |
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| 73 | public: |
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| 74 | ~G4AdjointCSManager(); |
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| 75 | static G4AdjointCSManager* GetAdjointCSManager(); |
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| 76 | |
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| 77 | public: |
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| 78 | G4int GetNbProcesses(); |
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| 79 | |
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| 80 | //Registration of the different models and processes |
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| 81 | |
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| 82 | void RegisterEmAdjointModel(G4VEmAdjointModel*); |
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| 83 | |
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| 84 | void RegisterEmProcess(G4VEmProcess* aProcess, G4ParticleDefinition* aPartDef); |
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| 85 | |
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| 86 | void RegisterEnergyLossProcess(G4VEnergyLossProcess* aProcess, G4ParticleDefinition* aPartDef); |
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| 87 | |
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| 88 | void RegisterAdjointParticle(G4ParticleDefinition* aPartDef); |
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| 89 | |
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[1196] | 90 | //Building of the CS Matrices and Total Forward and Adjoint LambdaTables |
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[966] | 91 | //---------------------------------------------------------------------- |
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| 92 | |
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| 93 | void BuildCrossSectionMatrices(); |
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| 94 | void BuildTotalSigmaTables(); |
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| 95 | |
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| 96 | |
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[1196] | 97 | //Get TotalCrossSections form Total Lambda Tables, Needed for Weight correction and scaling of the |
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[966] | 98 | //------------------------------------------------- |
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| 99 | G4double GetTotalAdjointCS(G4ParticleDefinition* aPartDef, G4double Ekin, |
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| 100 | const G4MaterialCutsCouple* aCouple); |
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| 101 | G4double GetTotalForwardCS(G4ParticleDefinition* aPartDef, G4double Ekin, |
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[1196] | 102 | const G4MaterialCutsCouple* aCouple); |
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[966] | 103 | |
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| 104 | |
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[1196] | 105 | void GetEminForTotalCS(G4ParticleDefinition* aPartDef, |
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| 106 | const G4MaterialCutsCouple* aCouple, G4double& emin_adj, G4double& emin_fwd); |
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| 107 | void GetMaxFwdTotalCS(G4ParticleDefinition* aPartDef, |
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| 108 | const G4MaterialCutsCouple* aCouple, G4double& e_sigma_max, G4double& sigma_max); |
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| 109 | void GetMaxAdjTotalCS(G4ParticleDefinition* aPartDef, |
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| 110 | const G4MaterialCutsCouple* aCouple, G4double& e_sigma_max, G4double& sigma_max); |
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| 111 | |
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| 112 | |
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[966] | 113 | |
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[1196] | 114 | //CrossSection Correction 1 or FwdCS/AdjCS following the G4boolean value of forward_CS_is_used and forward_CS_mode |
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| 115 | //------------------------------------------------- |
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| 116 | G4double GetCrossSectionCorrection(G4ParticleDefinition* aPartDef,G4double PreStepEkin,const G4MaterialCutsCouple* aCouple, G4bool& fwd_is_used, G4double& fwd_TotCS); |
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| 117 | |
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| 118 | |
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| 119 | //Cross section mode |
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| 120 | //------------------ |
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| 121 | inline void SetFwdCrossSectionMode(G4bool aBool){forward_CS_mode=aBool;} |
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| 122 | |
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| 123 | |
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[966] | 124 | //Weight correction |
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| 125 | //------------------ |
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| 126 | |
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| 127 | G4double GetContinuousWeightCorrection(G4ParticleDefinition* aPartDef, G4double PreStepEkin,G4double AfterStepEkin, |
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| 128 | const G4MaterialCutsCouple* aCouple, G4double step_length); |
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[1196] | 129 | G4double GetPostStepWeightCorrection(); |
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[966] | 130 | |
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| 131 | |
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[1196] | 132 | |
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| 133 | |
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| 134 | //Method Called by the adjoint model to get there CS, if not precised otherwise |
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| 135 | //------------------------------- |
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| 136 | |
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| 137 | G4double ComputeAdjointCS(G4Material* aMaterial, |
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[966] | 138 | G4VEmAdjointModel* aModel, |
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| 139 | G4double PrimEnergy, |
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| 140 | G4double Tcut, |
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| 141 | G4bool IsScatProjToProjCase, |
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[1196] | 142 | std::vector<G4double>& |
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[966] | 143 | AdjointCS_for_each_element); |
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| 144 | |
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[1196] | 145 | //Method Called by the adjoint model to sample the secondary energy form the CS matrix |
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| 146 | //-------------------------------------------------------------------------------- |
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[966] | 147 | G4Element* SampleElementFromCSMatrices(G4Material* aMaterial, |
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| 148 | G4VEmAdjointModel* aModel, |
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| 149 | G4double PrimEnergy, |
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| 150 | G4double Tcut, |
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| 151 | G4bool IsScatProjToProjCase); |
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[1196] | 152 | |
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| 153 | |
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| 154 | //Total Adjoint CS is computed at initialisation phase |
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| 155 | //----------------------------------------------------- |
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| 156 | G4double ComputeTotalAdjointCS(const G4MaterialCutsCouple* aMatCutCouple,G4ParticleDefinition* aPart,G4double PrimEnergy); |
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| 157 | |
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| 158 | |
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| 159 | |
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| 160 | |
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[966] | 161 | G4ParticleDefinition* GetAdjointParticleEquivalent(G4ParticleDefinition* theFwdPartDef); |
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| 162 | G4ParticleDefinition* GetForwardParticleEquivalent(G4ParticleDefinition* theAdjPartDef); |
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| 163 | |
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| 164 | //inline |
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| 165 | inline void SetTmin(G4double aVal){Tmin=aVal;} |
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| 166 | inline void SetTmax(G4double aVal){Tmax=aVal;} |
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| 167 | inline void SetNbins(G4int aInt){nbins=aInt;} |
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[1196] | 168 | inline void SetIon(G4ParticleDefinition* adjIon, |
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| 169 | G4ParticleDefinition* fwdIon) {theAdjIon=adjIon; theFwdIon =fwdIon;} |
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[966] | 170 | |
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| 171 | |
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| 172 | private: |
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| 173 | static G4AdjointCSManager* theInstance; |
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| 174 | std::vector< std::vector<G4AdjointCSMatrix*> > theAdjointCSMatricesForScatProjToProj; //x dim is for G4VAdjointEM* while y dim is for elements |
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| 175 | std::vector< std::vector<G4AdjointCSMatrix*> > theAdjointCSMatricesForProdToProj; |
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| 176 | std::vector< G4VEmAdjointModel*> listOfAdjointEMModel; |
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| 177 | |
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| 178 | std::vector<G4AdjointCSMatrix*> |
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| 179 | BuildCrossSectionsMatricesForAGivenModelAndElement(G4VEmAdjointModel* aModel, |
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| 180 | G4int Z, |
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| 181 | G4int A, |
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| 182 | G4int nbin_pro_decade); |
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| 183 | |
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| 184 | std::vector<G4AdjointCSMatrix*> |
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| 185 | BuildCrossSectionsMatricesForAGivenModelAndMaterial(G4VEmAdjointModel* aModel, |
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| 186 | G4Material* aMaterial, |
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| 187 | G4int nbin_pro_decade); |
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| 188 | |
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| 189 | |
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| 190 | G4Material* lastMaterial; |
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| 191 | G4double lastPrimaryEnergy; |
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| 192 | G4double lastTcut; |
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| 193 | std::vector< size_t> listOfIndexOfAdjointEMModelInAction; |
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| 194 | std::vector< G4bool> listOfIsScatProjToProjCase; |
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[1196] | 195 | std::vector< std::vector<G4double> > lastAdjointCSVsModelsAndElements; |
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[966] | 196 | G4bool CrossSectionMatrixesAreBuilt; |
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[1196] | 197 | size_t currentParticleIndex; |
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| 198 | G4ParticleDefinition* currentParticleDef; |
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[966] | 199 | |
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| 200 | //total adjoint and total forward cross section table in function of material and in function of adjoint particle type |
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| 201 | //-------------------------------------------------------------------------------------------------------------------- |
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| 202 | std::vector<G4PhysicsTable*> theTotalForwardSigmaTableVector; |
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| 203 | std::vector<G4PhysicsTable*> theTotalAdjointSigmaTableVector; |
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[1196] | 204 | std::vector< std::vector<G4double> > EminForFwdSigmaTables; |
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| 205 | std::vector< std::vector<G4double> > EminForAdjSigmaTables; |
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| 206 | std::vector< std::vector<G4double> > EkinofFwdSigmaMax; |
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| 207 | std::vector< std::vector<G4double> > EkinofAdjSigmaMax; |
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| 208 | |
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| 209 | |
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| 210 | |
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[966] | 211 | |
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| 212 | //list of forward G4VEMLossProcess and of G4VEMProcess for the different adjoint particle |
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| 213 | //-------------------------------------------------------------- |
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| 214 | std::vector< std::vector<G4VEmProcess*>* > listOfForwardEmProcess; |
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| 215 | std::vector< std::vector<G4VEnergyLossProcess*>* > listOfForwardEnergyLossProcess; |
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| 216 | |
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| 217 | //list of adjoint particles considered |
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[1196] | 218 | //-------------------------------------------------------------- |
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[966] | 219 | std::vector< G4ParticleDefinition*> theListOfAdjointParticlesInAction; |
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| 220 | |
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| 221 | |
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| 222 | G4double Tmin,Tmax; |
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| 223 | G4int nbins; |
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| 224 | |
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| 225 | |
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| 226 | //Current material |
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| 227 | //---------------- |
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| 228 | G4MaterialCutsCouple* currentCouple; |
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| 229 | G4Material* currentMaterial; |
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| 230 | size_t currentMatIndex; |
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| 231 | |
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[1196] | 232 | G4int verbose; |
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[966] | 233 | |
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| 234 | |
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[1196] | 235 | |
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| 236 | |
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| 237 | //Two CS mode are possible :forward_CS_mode = false the Adjoint CS are used as it is implying a AlongStep Weight Correction. |
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| 238 | // :forward_CS_mode = true the Adjoint CS are scaled to have the total adjoint CS eual to the fwd one implying a PostStep Weight Correction. |
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| 239 | // For energy range where the total FwdCS or the total adjoint CS are null, the scaling is not possble and |
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| 240 | // forward_CS_is_used is set to false |
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| 241 | //-------------------------------------------- |
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| 242 | G4bool forward_CS_is_used; |
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| 243 | G4bool forward_CS_mode; |
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| 244 | |
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| 245 | //Adj and Fwd CS values for re-use |
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| 246 | //------------------------ |
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| 247 | |
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| 248 | G4double PreadjCS,PostadjCS; |
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| 249 | G4double PrefwdCS,PostfwdCS; |
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| 250 | G4double LastEkinForCS; |
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| 251 | G4double LastCSCorrectionFactor; |
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| 252 | G4ParticleDefinition* lastPartDefForCS; |
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| 253 | |
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| 254 | //Ion |
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| 255 | //---------------- |
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| 256 | G4ParticleDefinition* theAdjIon; //at the moment Only one ion can be considered by simulation |
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| 257 | G4ParticleDefinition* theFwdIon; |
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| 258 | G4double massRatio; |
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| 259 | |
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| 260 | |
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| 261 | |
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[966] | 262 | |
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| 263 | private: |
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| 264 | G4AdjointCSManager(); |
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| 265 | void DefineCurrentMaterial(const G4MaterialCutsCouple* couple); |
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[1196] | 266 | void DefineCurrentParticle(const G4ParticleDefinition* aPartDef); |
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| 267 | G4double ComputeAdjointCS(G4double aPrimEnergy, G4AdjointCSMatrix* anAdjointCSMatrix, G4double Tcut); |
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[966] | 268 | |
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| 269 | }; |
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| 270 | #endif |
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