[819] | 1 | // |
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| 2 | // ******************************************************************** |
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| 3 | // * License and Disclaimer * |
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| 4 | // * * |
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| 5 | // * The Geant4 software is copyright of the Copyright Holders of * |
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| 6 | // * the Geant4 Collaboration. It is provided under the terms and * |
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| 7 | // * conditions of the Geant4 Software License, included in the file * |
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| 8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
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| 9 | // * include a list of copyright holders. * |
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| 10 | // * * |
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| 11 | // * Neither the authors of this software system, nor their employing * |
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| 12 | // * institutes,nor the agencies providing financial support for this * |
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| 13 | // * work make any representation or warranty, express or implied, * |
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| 14 | // * regarding this software system or assume any liability for its * |
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| 15 | // * use. Please see the license in the file LICENSE and URL above * |
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| 16 | // * for the full disclaimer and the limitation of liability. * |
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| 17 | // * * |
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| 18 | // * This code implementation is the result of the scientific and * |
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| 19 | // * technical work of the GEANT4 collaboration. * |
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| 20 | // * By using, copying, modifying or distributing the software (or * |
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| 21 | // * any work based on the software) you agree to acknowledge its * |
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| 22 | // * use in resulting scientific publications, and indicate your * |
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| 23 | // * acceptance of all terms of the Geant4 Software license. * |
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| 24 | // ******************************************************************** |
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| 25 | // |
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[1196] | 26 | // $Id: G4VEmProcess.hh,v 1.55 2009/09/23 14:42:47 vnivanch Exp $ |
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[1228] | 27 | // GEANT4 tag $Name: geant4-09-03 $ |
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[819] | 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: G4VEmProcess |
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| 35 | // |
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| 36 | // Author: Vladimir Ivanchenko |
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| 37 | // |
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| 38 | // Creation date: 01.10.2003 |
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| 39 | // |
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| 40 | // Modifications: |
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| 41 | // 30-06-04 make destructor virtual (V.Ivanchenko) |
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| 42 | // 09-08-04 optimise integral option (V.Ivanchenko) |
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| 43 | // 11-08-04 add protected methods to access cuts (V.Ivanchenko) |
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| 44 | // 09-09-04 Bug fix for the integral mode with 2 peaks (V.Ivanchneko) |
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| 45 | // 16-09-04 Add flag for LambdaTable and method RecalculateLambda (VI) |
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| 46 | // 08-11-04 Migration to new interface of Store/Retrieve tables (V.Ivantchenko) |
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| 47 | // 08-04-05 Major optimisation of internal interfaces (V.Ivantchenko) |
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| 48 | // 18-04-05 Use G4ParticleChangeForGamma (V.Ivantchenko) |
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| 49 | // 09-05-05 Fix problem in logic when path boundary between materials (VI) |
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| 50 | // 11-01-06 add A to parameters of ComputeCrossSectionPerAtom (VI) |
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| 51 | // 01-02-06 put default value A=0. to keep compatibility with v5.2 (mma) |
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| 52 | // 13-05-06 Add method to access model by index (V.Ivanchenko) |
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| 53 | // 12-09-06 add SetModel() (mma) |
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| 54 | // 25-09-07 More accurate handling zero xsect in |
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| 55 | // PostStepGetPhysicalInteractionLength (V.Ivanchenko) |
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| 56 | // 27-10-07 Virtual functions moved to source (V.Ivanchenko) |
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[961] | 57 | // 15-07-08 Reorder class members for further multi-thread development (VI) |
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[819] | 58 | // |
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| 59 | // Class Description: |
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| 60 | // |
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| 61 | // It is the unified Discrete process |
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| 62 | |
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| 63 | // ------------------------------------------------------------------- |
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| 64 | // |
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| 65 | |
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| 66 | #ifndef G4VEmProcess_h |
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| 67 | #define G4VEmProcess_h 1 |
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| 68 | |
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| 69 | #include "G4VDiscreteProcess.hh" |
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| 70 | #include "globals.hh" |
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| 71 | #include "G4Material.hh" |
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| 72 | #include "G4MaterialCutsCouple.hh" |
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| 73 | #include "G4Track.hh" |
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| 74 | #include "G4EmModelManager.hh" |
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| 75 | #include "G4UnitsTable.hh" |
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| 76 | #include "G4ParticleDefinition.hh" |
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| 77 | #include "G4ParticleChangeForGamma.hh" |
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| 78 | |
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| 79 | class G4Step; |
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| 80 | class G4VEmModel; |
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| 81 | class G4DataVector; |
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| 82 | class G4VParticleChange; |
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| 83 | class G4PhysicsTable; |
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| 84 | class G4PhysicsVector; |
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| 85 | |
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| 86 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 87 | |
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| 88 | class G4VEmProcess : public G4VDiscreteProcess |
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| 89 | { |
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| 90 | public: |
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| 91 | |
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| 92 | G4VEmProcess(const G4String& name, |
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[961] | 93 | G4ProcessType type = fElectromagnetic); |
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[819] | 94 | |
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| 95 | virtual ~G4VEmProcess(); |
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| 96 | |
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| 97 | //------------------------------------------------------------------------ |
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| 98 | // Virtual methods to be implemented in concrete processes |
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| 99 | //------------------------------------------------------------------------ |
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| 100 | |
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| 101 | virtual G4bool IsApplicable(const G4ParticleDefinition& p) = 0; |
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| 102 | |
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| 103 | virtual void PrintInfo() = 0; |
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| 104 | |
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| 105 | protected: |
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| 106 | |
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| 107 | virtual void InitialiseProcess(const G4ParticleDefinition*) = 0; |
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| 108 | |
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| 109 | //------------------------------------------------------------------------ |
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[1055] | 110 | // Implementation of virtual methods common to all Discrete processes |
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[819] | 111 | //------------------------------------------------------------------------ |
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| 112 | |
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[961] | 113 | public: |
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[819] | 114 | |
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[961] | 115 | // Initialise for build of tables |
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| 116 | void PreparePhysicsTable(const G4ParticleDefinition&); |
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[819] | 117 | |
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[961] | 118 | // Build physics table during initialisation |
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| 119 | void BuildPhysicsTable(const G4ParticleDefinition&); |
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[819] | 120 | |
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[1055] | 121 | void PrintInfoDefinition(); |
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| 122 | |
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| 123 | // implementation of virtual method, specific for G4VEmProcess |
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| 124 | G4double PostStepGetPhysicalInteractionLength( |
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| 125 | const G4Track& track, |
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| 126 | G4double previousStepSize, |
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| 127 | G4ForceCondition* condition |
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| 128 | ); |
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| 129 | |
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| 130 | // implementation of virtual method, specific for G4VEmProcess |
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| 131 | G4VParticleChange* PostStepDoIt(const G4Track&, const G4Step&); |
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| 132 | |
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[961] | 133 | // Store PhysicsTable in a file. |
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| 134 | // Return false in case of failure at I/O |
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[819] | 135 | G4bool StorePhysicsTable(const G4ParticleDefinition*, |
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| 136 | const G4String& directory, |
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| 137 | G4bool ascii = false); |
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| 138 | |
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[961] | 139 | // Retrieve Physics from a file. |
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| 140 | // (return true if the Physics Table can be build by using file) |
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| 141 | // (return false if the process has no functionality or in case of failure) |
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| 142 | // File name should is constructed as processName+particleName and the |
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| 143 | // should be placed under the directory specifed by the argument. |
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[819] | 144 | G4bool RetrievePhysicsTable(const G4ParticleDefinition*, |
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| 145 | const G4String& directory, |
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| 146 | G4bool ascii); |
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| 147 | |
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[1055] | 148 | // deexcitation activated per G4Region |
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| 149 | void ActivateDeexcitation(G4bool, const G4Region* r = 0); |
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| 150 | |
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[819] | 151 | //------------------------------------------------------------------------ |
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| 152 | // Specific methods for Discrete EM post step simulation |
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| 153 | //------------------------------------------------------------------------ |
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| 154 | |
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[961] | 155 | // It returns the cross section per volume for energy/ material |
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| 156 | G4double CrossSectionPerVolume(G4double kineticEnergy, |
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| 157 | const G4MaterialCutsCouple* couple); |
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[819] | 158 | |
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[961] | 159 | // It returns the cross section of the process per atom |
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[819] | 160 | inline G4double ComputeCrossSectionPerAtom(G4double kineticEnergy, |
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| 161 | G4double Z, G4double A=0., |
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| 162 | G4double cut=0.0); |
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| 163 | |
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| 164 | inline G4double MeanFreePath(const G4Track& track); |
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| 165 | |
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[961] | 166 | // It returns cross section per volume |
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[819] | 167 | inline G4double GetLambda(G4double& kinEnergy, |
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| 168 | const G4MaterialCutsCouple* couple); |
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| 169 | |
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| 170 | //------------------------------------------------------------------------ |
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| 171 | // Specific methods to build and access Physics Tables |
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| 172 | //------------------------------------------------------------------------ |
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| 173 | |
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[961] | 174 | // Binning for lambda table |
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[819] | 175 | inline void SetLambdaBinning(G4int nbins); |
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| 176 | inline G4int LambdaBinning() const; |
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| 177 | |
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[961] | 178 | // Min kinetic energy for tables |
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[819] | 179 | inline void SetMinKinEnergy(G4double e); |
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| 180 | inline G4double MinKinEnergy() const; |
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| 181 | |
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[961] | 182 | // Max kinetic energy for tables |
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[819] | 183 | inline void SetMaxKinEnergy(G4double e); |
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| 184 | inline G4double MaxKinEnergy() const; |
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| 185 | |
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[961] | 186 | inline void SetPolarAngleLimit(G4double a); |
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| 187 | inline G4double PolarAngleLimit() const; |
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| 188 | |
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[819] | 189 | inline const G4PhysicsTable* LambdaTable() const; |
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| 190 | |
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| 191 | //------------------------------------------------------------------------ |
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| 192 | // Define and access particle type |
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| 193 | //------------------------------------------------------------------------ |
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| 194 | |
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| 195 | inline const G4ParticleDefinition* Particle() const; |
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| 196 | inline const G4ParticleDefinition* SecondaryParticle() const; |
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| 197 | |
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| 198 | //------------------------------------------------------------------------ |
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[1055] | 199 | // Specific methods to set, access, modify models and basic parameters |
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[819] | 200 | //------------------------------------------------------------------------ |
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| 201 | |
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[1055] | 202 | protected: |
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| 203 | // Select model in run time |
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[1196] | 204 | inline G4VEmModel* SelectModel(G4double& kinEnergy, size_t index); |
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[1055] | 205 | |
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| 206 | public: |
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| 207 | // Select model by energy and region index |
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| 208 | inline G4VEmModel* SelectModelForMaterial(G4double kinEnergy, |
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| 209 | size_t& idxRegion) const; |
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[1005] | 210 | |
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[1055] | 211 | // Add model for region, smaller value of order defines which |
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| 212 | // model will be selected for a given energy interval |
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| 213 | void AddEmModel(G4int, G4VEmModel*, const G4Region* region = 0); |
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| 214 | |
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[819] | 215 | // Assign a model to a process |
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[1055] | 216 | void SetModel(G4VEmModel*, G4int index = 1); |
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[819] | 217 | |
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| 218 | // return the assigned model |
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[1055] | 219 | G4VEmModel* Model(G4int index = 1); |
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[819] | 220 | |
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[961] | 221 | // Define new energy range for the model identified by the name |
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[1055] | 222 | void UpdateEmModel(const G4String&, G4double, G4double); |
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[819] | 223 | |
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| 224 | // Access to models |
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[1055] | 225 | G4VEmModel* GetModelByIndex(G4int idx = 0, G4bool ver = false); |
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[819] | 226 | |
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| 227 | inline void SetLambdaFactor(G4double val); |
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| 228 | |
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| 229 | inline void SetIntegral(G4bool val); |
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| 230 | inline G4bool IsIntegral() const; |
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| 231 | |
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| 232 | inline void SetApplyCuts(G4bool val); |
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[1055] | 233 | |
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| 234 | //------------------------------------------------------------------------ |
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| 235 | // Other generic methods |
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| 236 | //------------------------------------------------------------------------ |
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[819] | 237 | |
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| 238 | protected: |
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| 239 | |
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| 240 | G4double GetMeanFreePath(const G4Track& track, |
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| 241 | G4double previousStepSize, |
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| 242 | G4ForceCondition* condition); |
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| 243 | |
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| 244 | G4PhysicsVector* LambdaPhysicsVector(const G4MaterialCutsCouple*); |
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| 245 | |
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[1055] | 246 | inline G4double RecalculateLambda(G4double kinEnergy, |
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| 247 | const G4MaterialCutsCouple* couple); |
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| 248 | |
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[961] | 249 | inline G4ParticleChangeForGamma* GetParticleChange(); |
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| 250 | |
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[819] | 251 | inline void SetParticle(const G4ParticleDefinition* p); |
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| 252 | |
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| 253 | inline void SetSecondaryParticle(const G4ParticleDefinition* p); |
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| 254 | |
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| 255 | inline size_t CurrentMaterialCutsCoupleIndex() const; |
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| 256 | |
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| 257 | inline G4double GetGammaEnergyCut(); |
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| 258 | |
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| 259 | inline G4double GetElectronEnergyCut(); |
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| 260 | |
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| 261 | inline void SetBuildTableFlag(G4bool val); |
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| 262 | |
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| 263 | inline void SetStartFromNullFlag(G4bool val); |
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| 264 | |
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| 265 | private: |
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| 266 | |
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| 267 | void Clear(); |
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| 268 | |
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| 269 | void BuildLambdaTable(); |
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| 270 | |
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| 271 | void FindLambdaMax(); |
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| 272 | |
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| 273 | inline void InitialiseStep(const G4Track&); |
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| 274 | |
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| 275 | inline void DefineMaterial(const G4MaterialCutsCouple* couple); |
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| 276 | |
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| 277 | inline void ComputeIntegralLambda(G4double kinEnergy); |
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| 278 | |
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| 279 | inline G4double GetLambdaFromTable(G4double kinEnergy); |
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| 280 | |
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| 281 | inline G4double GetCurrentLambda(G4double kinEnergy); |
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| 282 | |
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| 283 | inline G4double ComputeCurrentLambda(G4double kinEnergy); |
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| 284 | |
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[1055] | 285 | // copy constructor and hide assignment operator |
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[819] | 286 | G4VEmProcess(G4VEmProcess &); |
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| 287 | G4VEmProcess & operator=(const G4VEmProcess &right); |
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| 288 | |
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[961] | 289 | // ======== Parameters of the class fixed at construction ========= |
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[819] | 290 | |
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[961] | 291 | G4EmModelManager* modelManager; |
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| 292 | const G4ParticleDefinition* theGamma; |
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| 293 | const G4ParticleDefinition* theElectron; |
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| 294 | const G4ParticleDefinition* thePositron; |
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| 295 | const G4ParticleDefinition* secondaryParticle; |
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[819] | 296 | |
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[961] | 297 | G4bool buildLambdaTable; |
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[819] | 298 | |
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[961] | 299 | // ======== Parameters of the class fixed at initialisation ======= |
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[819] | 300 | |
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[1055] | 301 | std::vector<G4VEmModel*> emModels; |
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| 302 | |
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[819] | 303 | // tables and vectors |
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| 304 | G4PhysicsTable* theLambdaTable; |
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| 305 | G4double* theEnergyOfCrossSectionMax; |
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| 306 | G4double* theCrossSectionMax; |
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| 307 | |
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| 308 | const std::vector<G4double>* theCuts; |
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| 309 | const std::vector<G4double>* theCutsGamma; |
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| 310 | const std::vector<G4double>* theCutsElectron; |
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| 311 | const std::vector<G4double>* theCutsPositron; |
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| 312 | |
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| 313 | G4int nLambdaBins; |
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| 314 | |
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| 315 | G4double minKinEnergy; |
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| 316 | G4double maxKinEnergy; |
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| 317 | G4double lambdaFactor; |
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[961] | 318 | G4double polarAngleLimit; |
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[819] | 319 | |
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[961] | 320 | G4bool integral; |
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| 321 | G4bool applyCuts; |
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| 322 | G4bool startFromNull; |
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[1055] | 323 | G4bool useDeexcitation; |
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[961] | 324 | |
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[1055] | 325 | G4int nDERegions; |
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| 326 | std::vector<const G4Region*> deRegions; |
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| 327 | G4bool* idxDERegions; |
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[961] | 328 | |
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| 329 | // ======== Cashed values - may be state dependent ================ |
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| 330 | |
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| 331 | protected: |
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| 332 | |
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| 333 | G4ParticleChangeForGamma fParticleChange; |
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| 334 | |
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| 335 | private: |
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| 336 | |
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| 337 | std::vector<G4DynamicParticle*> secParticles; |
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| 338 | |
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[1055] | 339 | G4VEmModel* currentModel; |
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[961] | 340 | |
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| 341 | const G4ParticleDefinition* particle; |
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| 342 | |
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[819] | 343 | // cash |
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| 344 | const G4Material* currentMaterial; |
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| 345 | const G4MaterialCutsCouple* currentCouple; |
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[1196] | 346 | size_t currentCoupleIndex; |
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[819] | 347 | |
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| 348 | G4double mfpKinEnergy; |
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| 349 | G4double preStepKinEnergy; |
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| 350 | G4double preStepLambda; |
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| 351 | |
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| 352 | }; |
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| 353 | |
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| 354 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 355 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 356 | |
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[1055] | 357 | inline G4double G4VEmProcess::ComputeCrossSectionPerAtom( |
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| 358 | G4double kineticEnergy, G4double Z, G4double A, G4double cut) |
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[819] | 359 | { |
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[1196] | 360 | SelectModel(kineticEnergy, currentCoupleIndex); |
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[1055] | 361 | G4double x = 0.0; |
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| 362 | if(currentModel) { |
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| 363 | x = currentModel->ComputeCrossSectionPerAtom(particle,kineticEnergy, |
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| 364 | Z,A,cut); |
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[819] | 365 | } |
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[1055] | 366 | return x; |
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[819] | 367 | } |
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| 368 | |
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| 369 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 370 | |
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[1055] | 371 | inline G4double G4VEmProcess::MeanFreePath(const G4Track& track) |
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[819] | 372 | { |
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| 373 | DefineMaterial(track.GetMaterialCutsCouple()); |
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[1055] | 374 | preStepLambda = GetCurrentLambda(track.GetKineticEnergy()); |
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| 375 | G4double x = DBL_MAX; |
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| 376 | if(DBL_MIN < preStepLambda) x = 1.0/preStepLambda; |
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| 377 | return x; |
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[819] | 378 | } |
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| 379 | |
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| 380 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 381 | |
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| 382 | inline G4double G4VEmProcess::GetLambda(G4double& kineticEnergy, |
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[961] | 383 | const G4MaterialCutsCouple* couple) |
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[819] | 384 | { |
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| 385 | DefineMaterial(couple); |
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| 386 | return GetCurrentLambda(kineticEnergy); |
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| 387 | } |
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| 388 | |
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| 389 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 390 | |
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[1055] | 391 | inline void G4VEmProcess::SetLambdaBinning(G4int nbins) |
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[819] | 392 | { |
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[1055] | 393 | nLambdaBins = nbins; |
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[819] | 394 | } |
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| 395 | |
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| 396 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 397 | |
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[1055] | 398 | inline G4int G4VEmProcess::LambdaBinning() const |
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[819] | 399 | { |
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[1055] | 400 | return nLambdaBins; |
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[819] | 401 | } |
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| 402 | |
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| 403 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 404 | |
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[1055] | 405 | inline void G4VEmProcess::SetMinKinEnergy(G4double e) |
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[819] | 406 | { |
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[1055] | 407 | minKinEnergy = e; |
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[819] | 408 | } |
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| 409 | |
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| 410 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 411 | |
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[1055] | 412 | inline G4double G4VEmProcess::MinKinEnergy() const |
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[819] | 413 | { |
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[1055] | 414 | return minKinEnergy; |
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[819] | 415 | } |
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| 416 | |
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| 417 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 418 | |
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[1055] | 419 | inline void G4VEmProcess::SetMaxKinEnergy(G4double e) |
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[819] | 420 | { |
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[1055] | 421 | maxKinEnergy = e; |
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| 422 | } |
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[819] | 423 | |
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[1055] | 424 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 425 | |
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| 426 | inline G4double G4VEmProcess::MaxKinEnergy() const |
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| 427 | { |
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| 428 | return maxKinEnergy; |
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[819] | 429 | } |
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| 430 | |
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| 431 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 432 | |
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[1055] | 433 | inline void G4VEmProcess::SetPolarAngleLimit(G4double val) |
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[819] | 434 | { |
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[1055] | 435 | if(val < 0.0) polarAngleLimit = 0.0; |
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| 436 | else if(val > pi) polarAngleLimit = pi; |
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| 437 | else polarAngleLimit = val; |
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[819] | 438 | } |
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| 439 | |
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| 440 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 441 | |
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[1055] | 442 | inline G4double G4VEmProcess::PolarAngleLimit() const |
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[819] | 443 | { |
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[1055] | 444 | return polarAngleLimit; |
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[819] | 445 | } |
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| 446 | |
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| 447 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 448 | |
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[1055] | 449 | inline const G4PhysicsTable* G4VEmProcess::LambdaTable() const |
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[819] | 450 | { |
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[1055] | 451 | return theLambdaTable; |
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[819] | 452 | } |
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| 453 | |
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| 454 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 455 | |
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| 456 | inline const G4ParticleDefinition* G4VEmProcess::Particle() const |
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| 457 | { |
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| 458 | return particle; |
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| 459 | } |
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| 460 | |
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| 461 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 462 | |
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| 463 | inline const G4ParticleDefinition* G4VEmProcess::SecondaryParticle() const |
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| 464 | { |
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| 465 | return secondaryParticle; |
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| 466 | } |
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| 467 | |
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| 468 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 469 | |
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[1196] | 470 | inline |
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| 471 | G4VEmModel* G4VEmProcess::SelectModel(G4double& kinEnergy, size_t index) |
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[819] | 472 | { |
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[1196] | 473 | currentModel = modelManager->SelectModel(kinEnergy, index); |
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[1055] | 474 | currentModel->SetCurrentCouple(currentCouple); |
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[1196] | 475 | return currentModel; |
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[819] | 476 | } |
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| 477 | |
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| 478 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 479 | |
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[1196] | 480 | inline |
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| 481 | G4VEmModel* G4VEmProcess::SelectModelForMaterial(G4double kinEnergy, |
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| 482 | size_t& idxRegion) const |
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[819] | 483 | { |
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[1055] | 484 | return modelManager->SelectModel(kinEnergy, idxRegion); |
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[819] | 485 | } |
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| 486 | |
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| 487 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 488 | |
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[1007] | 489 | inline void G4VEmProcess::SetLambdaFactor(G4double val) |
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[819] | 490 | { |
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[1007] | 491 | if(val > 0.0 && val <= 1.0) lambdaFactor = val; |
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[819] | 492 | } |
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| 493 | |
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| 494 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 495 | |
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[1055] | 496 | inline void G4VEmProcess::SetIntegral(G4bool val) |
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[819] | 497 | { |
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[1055] | 498 | if(particle && particle != theGamma) integral = val; |
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| 499 | if(integral) buildLambdaTable = true; |
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[819] | 500 | } |
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| 501 | |
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| 502 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 503 | |
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[1055] | 504 | inline G4bool G4VEmProcess::IsIntegral() const |
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[819] | 505 | { |
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[1055] | 506 | return integral; |
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[819] | 507 | } |
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| 508 | |
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| 509 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 510 | |
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[1055] | 511 | inline void G4VEmProcess::SetApplyCuts(G4bool val) |
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[819] | 512 | { |
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[1055] | 513 | applyCuts = val; |
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[819] | 514 | } |
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| 515 | |
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| 516 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 517 | |
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[1055] | 518 | inline G4double G4VEmProcess::RecalculateLambda(G4double e, |
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| 519 | const G4MaterialCutsCouple* couple) |
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[819] | 520 | { |
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[1055] | 521 | DefineMaterial(couple); |
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| 522 | return ComputeCurrentLambda(e); |
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[819] | 523 | } |
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| 524 | |
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| 525 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 526 | |
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[1055] | 527 | inline G4ParticleChangeForGamma* G4VEmProcess::GetParticleChange() |
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[819] | 528 | { |
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[1055] | 529 | return &fParticleChange; |
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[819] | 530 | } |
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| 531 | |
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| 532 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 533 | |
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[1055] | 534 | inline void G4VEmProcess::SetParticle(const G4ParticleDefinition* p) |
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[819] | 535 | { |
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[1055] | 536 | particle = p; |
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[819] | 537 | } |
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| 538 | |
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| 539 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 540 | |
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[1055] | 541 | inline void G4VEmProcess::SetSecondaryParticle(const G4ParticleDefinition* p) |
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[819] | 542 | { |
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[1055] | 543 | secondaryParticle = p; |
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[819] | 544 | } |
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| 545 | |
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| 546 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 547 | |
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[1055] | 548 | inline size_t G4VEmProcess::CurrentMaterialCutsCoupleIndex() const |
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[819] | 549 | { |
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[1196] | 550 | return currentCoupleIndex; |
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[819] | 551 | } |
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| 552 | |
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| 553 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 554 | |
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[1055] | 555 | inline G4double G4VEmProcess::GetGammaEnergyCut() |
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[819] | 556 | { |
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[1196] | 557 | return (*theCutsGamma)[currentCoupleIndex]; |
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[819] | 558 | } |
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| 559 | |
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| 560 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 561 | |
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[1055] | 562 | inline G4double G4VEmProcess::GetElectronEnergyCut() |
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[819] | 563 | { |
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[1196] | 564 | return (*theCutsElectron)[currentCoupleIndex]; |
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[819] | 565 | } |
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| 566 | |
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| 567 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 568 | |
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[1055] | 569 | inline void G4VEmProcess::SetBuildTableFlag(G4bool val) |
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[819] | 570 | { |
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[1055] | 571 | buildLambdaTable = val; |
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| 572 | if(!val) integral = false; |
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[819] | 573 | } |
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| 574 | |
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| 575 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 576 | |
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[1055] | 577 | inline void G4VEmProcess::SetStartFromNullFlag(G4bool val) |
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[819] | 578 | { |
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[1055] | 579 | startFromNull = val; |
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[819] | 580 | } |
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| 581 | |
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| 582 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 583 | |
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[1055] | 584 | inline void G4VEmProcess::InitialiseStep(const G4Track& track) |
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[819] | 585 | { |
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[1055] | 586 | preStepKinEnergy = track.GetKineticEnergy(); |
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| 587 | DefineMaterial(track.GetMaterialCutsCouple()); |
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[1196] | 588 | SelectModel(preStepKinEnergy, currentCoupleIndex); |
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[1055] | 589 | if (theNumberOfInteractionLengthLeft < 0.0) mfpKinEnergy = DBL_MAX; |
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[819] | 590 | } |
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| 591 | |
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| 592 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 593 | |
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[1055] | 594 | inline void G4VEmProcess::DefineMaterial(const G4MaterialCutsCouple* couple) |
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[819] | 595 | { |
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[1055] | 596 | if(couple != currentCouple) { |
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| 597 | currentCouple = couple; |
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| 598 | currentMaterial = couple->GetMaterial(); |
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[1196] | 599 | currentCoupleIndex = couple->GetIndex(); |
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[1055] | 600 | mfpKinEnergy = DBL_MAX; |
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| 601 | } |
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[819] | 602 | } |
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| 603 | |
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| 604 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 605 | |
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[1055] | 606 | inline void G4VEmProcess::ComputeIntegralLambda(G4double e) |
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[961] | 607 | { |
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[1196] | 608 | mfpKinEnergy = theEnergyOfCrossSectionMax[currentCoupleIndex]; |
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[1055] | 609 | if (e <= mfpKinEnergy) { |
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| 610 | preStepLambda = GetLambdaFromTable(e); |
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[819] | 611 | |
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[1055] | 612 | } else { |
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| 613 | G4double e1 = e*lambdaFactor; |
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| 614 | if(e1 > mfpKinEnergy) { |
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| 615 | preStepLambda = GetLambdaFromTable(e); |
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| 616 | G4double preStepLambda1 = GetLambdaFromTable(e1); |
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| 617 | if(preStepLambda1 > preStepLambda) { |
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| 618 | mfpKinEnergy = e1; |
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| 619 | preStepLambda = preStepLambda1; |
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| 620 | } |
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| 621 | } else { |
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[1196] | 622 | preStepLambda = theCrossSectionMax[currentCoupleIndex]; |
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[1055] | 623 | } |
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| 624 | } |
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[819] | 625 | } |
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| 626 | |
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| 627 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 628 | |
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[1055] | 629 | inline G4double G4VEmProcess::GetLambdaFromTable(G4double e) |
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[819] | 630 | { |
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[1196] | 631 | return (((*theLambdaTable)[currentCoupleIndex])->Value(e)); |
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[819] | 632 | } |
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| 633 | |
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| 634 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 635 | |
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[1055] | 636 | inline G4double G4VEmProcess::GetCurrentLambda(G4double e) |
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[819] | 637 | { |
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[1055] | 638 | G4double x = 0.0; |
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[1196] | 639 | if(theLambdaTable) { x = GetLambdaFromTable(e); } |
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| 640 | else { x = ComputeCurrentLambda(e); } |
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[1055] | 641 | return x; |
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[819] | 642 | } |
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| 643 | |
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| 644 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 645 | |
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[1055] | 646 | inline G4double G4VEmProcess::ComputeCurrentLambda(G4double e) |
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[819] | 647 | { |
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[1196] | 648 | SelectModel(e, currentCoupleIndex); |
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| 649 | return currentModel->CrossSectionPerVolume(currentMaterial,particle, |
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| 650 | e,(*theCuts)[currentCoupleIndex]); |
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[819] | 651 | } |
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| 652 | |
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| 653 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 654 | |
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| 655 | #endif |
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