| 1 | //
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| 2 | // ********************************************************************
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| 3 | // * License and Disclaimer *
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| 4 | // * *
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| 5 | // * The Geant4 software is copyright of the Copyright Holders of *
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| 6 | // * the Geant4 Collaboration. It is provided under the terms and *
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| 7 | // * conditions of the Geant4 Software License, included in the file *
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| 8 | // * LICENSE and available at http://cern.ch/geant4/license . These *
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| 9 | // * include a list of copyright holders. *
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| 10 | // * *
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| 11 | // * Neither the authors of this software system, nor their employing *
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| 12 | // * institutes,nor the agencies providing financial support for this *
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| 13 | // * work make any representation or warranty, express or implied, *
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| 14 | // * regarding this software system or assume any liability for its *
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| 15 | // * use. Please see the license in the file LICENSE and URL above *
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| 16 | // * for the full disclaimer and the limitation of liability. *
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| 17 | // * *
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| 18 | // * This code implementation is the result of the scientific and *
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| 19 | // * technical work of the GEANT4 collaboration. *
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| 20 | // * By using, copying, modifying or distributing the software (or *
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| 21 | // * any work based on the software) you agree to acknowledge its *
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| 22 | // * use in resulting scientific publications, and indicate your *
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| 23 | // * acceptance of all terms of the Geant4 Software license. *
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| 24 | // ********************************************************************
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| 25 | //
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| 26 | // $Id: G4PAIModel.hh,v 1.22 2009/02/19 19:17:50 vnivanch Exp $
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| 27 | // GEANT4 tag $Name: geant4-09-03 $
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| 28 | //
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| 29 | // -------------------------------------------------------------------
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| 30 | //
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| 31 | // GEANT4 Class header file
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| 32 | //
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| 33 | //
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| 34 | // File name: G4PAIModel
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| 35 | //
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| 36 | // Author: V. Grichine based on Vladimir Ivanchenko code
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| 37 | //
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| 38 | // Creation date: 05.10.2003
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| 39 | //
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| 40 | // Modifications:
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| 41 | // 08-04-05 Major optimisation of internal interfaces (V.Ivantchenko)
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| 42 | // 26-09-07 Fixed tmax computation (V.Ivantchenko)
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| 43 | //
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| 44 | //
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| 45 | // Class Description:
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| 46 | //
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| 47 | // Implementation of PAI model of energy loss and
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| 48 | // delta-electron production by heavy charged particles
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| 49 |
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| 50 | // -------------------------------------------------------------------
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| 51 | //
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| 52 |
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| 53 | #ifndef G4PAIModel_h
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| 54 | #define G4PAIModel_h 1
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| 55 |
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| 56 | #include <vector>
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| 57 | #include "G4VEmModel.hh"
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| 58 | #include "globals.hh"
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| 59 | #include "G4VEmFluctuationModel.hh"
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| 60 | #include "G4PAIySection.hh"
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| 61 |
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| 62 | class G4PhysicsLogVector;
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| 63 | class G4PhysicsTable;
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| 64 | class G4Region;
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| 65 | class G4MaterialCutsCouple;
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| 66 | class G4ParticleChangeForLoss;
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| 67 |
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| 68 | class G4PAIModel : public G4VEmModel, public G4VEmFluctuationModel
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| 69 | {
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| 70 |
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| 71 | public:
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| 72 |
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| 73 | G4PAIModel(const G4ParticleDefinition* p = 0, const G4String& nam = "PAI");
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| 74 |
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| 75 | virtual ~G4PAIModel();
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| 76 |
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| 77 | virtual void Initialise(const G4ParticleDefinition*, const G4DataVector&);
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| 78 |
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| 79 | virtual void InitialiseMe(const G4ParticleDefinition*);
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| 80 |
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| 81 | virtual G4double ComputeDEDXPerVolume(const G4Material*,
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| 82 | const G4ParticleDefinition*,
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| 83 | G4double kineticEnergy,
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| 84 | G4double cutEnergy);
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| 85 |
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| 86 | virtual G4double CrossSectionPerVolume(const G4Material*,
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| 87 | const G4ParticleDefinition*,
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| 88 | G4double kineticEnergy,
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| 89 | G4double cutEnergy,
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| 90 | G4double maxEnergy);
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| 91 |
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| 92 | virtual void SampleSecondaries(std::vector<G4DynamicParticle*>*,
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| 93 | const G4MaterialCutsCouple*,
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| 94 | const G4DynamicParticle*,
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| 95 | G4double tmin,
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| 96 | G4double maxEnergy);
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| 97 |
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| 98 | virtual G4double SampleFluctuations(const G4Material*,
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| 99 | const G4DynamicParticle*,
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| 100 | G4double&,
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| 101 | G4double&,
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| 102 | G4double&);
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| 103 |
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| 104 | virtual G4double Dispersion( const G4Material*,
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| 105 | const G4DynamicParticle*,
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| 106 | G4double&,
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| 107 | G4double&);
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| 108 |
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| 109 | void DefineForRegion(const G4Region* r) ;
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| 110 | void ComputeSandiaPhotoAbsCof();
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| 111 | void BuildPAIonisationTable();
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| 112 | void BuildLambdaVector();
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| 113 |
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| 114 | G4double GetdNdxCut( G4int iPlace, G4double transferCut);
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| 115 | G4double GetdEdxCut( G4int iPlace, G4double transferCut);
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| 116 | G4double GetPostStepTransfer( G4double scaledTkin );
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| 117 | G4double GetEnergyTransfer( G4int iPlace,
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| 118 | G4double position,
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| 119 | G4int iTransfer );
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| 120 |
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| 121 | void SetVerboseLevel(G4int verbose){fVerbose=verbose;};
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| 122 |
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| 123 | protected:
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| 124 |
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| 125 | G4double MaxSecondaryEnergy(const G4ParticleDefinition*,
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| 126 | G4double kinEnergy);
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| 127 |
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| 128 | private:
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| 129 |
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| 130 | void SetParticle(const G4ParticleDefinition* p);
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| 131 |
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| 132 | // hide assignment operator
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| 133 | G4PAIModel & operator=(const G4PAIModel &right);
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| 134 | G4PAIModel(const G4PAIModel&);
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| 135 |
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| 136 | // The vector over proton kinetic energies: the range of gammas
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| 137 | G4int fVerbose;
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| 138 | G4double fLowestGamma;
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| 139 | G4double fHighestGamma;
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| 140 | G4double fLowestKineticEnergy;
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| 141 | G4double fHighestKineticEnergy;
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| 142 | G4int fTotBin;
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| 143 | G4int fMeanNumber;
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| 144 | G4PhysicsLogVector* fParticleEnergyVector ;
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| 145 | G4PAIySection fPAIySection;
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| 146 |
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| 147 | // vectors
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| 148 |
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| 149 | G4PhysicsTable* fPAItransferTable;
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| 150 | std::vector<G4PhysicsTable*> fPAIxscBank;
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| 151 |
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| 152 | G4PhysicsTable* fPAIdEdxTable;
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| 153 | std::vector<G4PhysicsTable*> fPAIdEdxBank;
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| 154 |
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| 155 | std::vector<const G4MaterialCutsCouple*> fMaterialCutsCoupleVector;
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| 156 | std::vector<const G4Region*> fPAIRegionVector;
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| 157 |
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| 158 | const G4MaterialCutsCouple* fCutCouple;
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| 159 | const G4Material* fMaterial;
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| 160 | G4double fDeltaCutInKinEnergy;
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| 161 |
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| 162 | size_t fMatIndex ;
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| 163 | G4double** fSandiaPhotoAbsCof ;
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| 164 | G4int fSandiaIntervalNumber ;
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| 165 |
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| 166 | G4PhysicsLogVector* fdEdxVector ;
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| 167 | std::vector<G4PhysicsLogVector*> fdEdxTable ;
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| 168 |
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| 169 | G4PhysicsLogVector* fLambdaVector ;
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| 170 | std::vector<G4PhysicsLogVector*> fLambdaTable ;
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| 171 |
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| 172 | G4PhysicsLogVector* fdNdxCutVector ;
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| 173 | std::vector<G4PhysicsLogVector*> fdNdxCutTable ;
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| 174 |
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| 175 | const G4ParticleDefinition* fParticle;
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| 176 | const G4ParticleDefinition* fElectron;
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| 177 | const G4ParticleDefinition* fPositron;
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| 178 | G4ParticleChangeForLoss* fParticleChange;
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| 179 |
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| 180 | G4double fMass;
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| 181 | G4double fSpin;
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| 182 | G4double fChargeSquare;
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| 183 | G4double fRatio;
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| 184 | G4double fHighKinEnergy;
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| 185 | G4double fLowKinEnergy;
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| 186 | G4double fTwoln10;
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| 187 | G4double fBg2lim;
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| 188 | G4double fTaulim;
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| 189 | G4double fQc;
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| 190 |
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| 191 | G4bool isInitialised;
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| 192 | };
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| 193 |
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| 194 | #endif
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| 195 |
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| 196 |
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| 197 |
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| 198 |
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| 199 |
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| 200 |
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| 201 |
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