[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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| 26 | // $Id: G4eIonisation.cc,v 1.53 2007/05/22 17:34:36 vnivanch Exp $ |
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| 27 | // GEANT4 tag $Name: geant4-09-01-patch-02 $ |
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| 28 | // |
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| 29 | // ------------------------------------------------------------------- |
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| 30 | // |
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| 31 | // GEANT4 Class file |
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| 32 | // |
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| 33 | // |
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| 34 | // File name: G4eIonisation |
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| 35 | // |
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| 36 | // Author: Laszlo Urban |
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| 37 | // |
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| 38 | // Creation date: 20.03.1997 |
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| 39 | // |
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| 40 | // Modifications: |
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| 41 | // |
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| 42 | // 07-04-98 remove 'tracking cut' of the ionizing particle, mma |
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| 43 | // 04-09-98 new methods SetBining() PrintInfo() |
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| 44 | // 07-09-98 Cleanup |
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| 45 | // 02-02-99 correction inDoIt , L.Urban |
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| 46 | // 10-02-00 modifications , new e.m. structure, L.Urban |
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| 47 | // 28-05-01 V.Ivanchenko minor changes to provide ANSI -wall compilation |
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| 48 | // 09-08-01 new methods Store/Retrieve PhysicsTable (mma) |
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| 49 | // 13-08-01 new function ComputeRestrictedMeandEdx() (mma) |
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| 50 | // 17-09-01 migration of Materials to pure STL (mma) |
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| 51 | // 21-09-01 completion of RetrievePhysicsTable() (mma) |
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| 52 | // 29-10-01 all static functions no more inlined (mma) |
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| 53 | // 07-11-01 particleMass and Charge become local variables |
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| 54 | // 26-03-02 change access to cuts in BuildLossTables (V.Ivanchenko) |
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| 55 | // 30-04-02 V.Ivanchenko update to new design |
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| 56 | // 23-12-02 Change interface in order to move to cut per region (VI) |
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| 57 | // 26-12-02 Secondary production moved to derived classes (VI) |
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| 58 | // 13-02-03 SubCutoff regime is assigned to a region (V.Ivanchenko) |
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| 59 | // 23-05-03 Define default integral + BohrFluctuations (V.Ivanchenko) |
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| 60 | // 03-06-03 Fix initialisation problem for STD ionisation (V.Ivanchenko) |
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| 61 | // 08-08-03 STD substitute standard (V.Ivanchenko) |
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| 62 | // 12-11-03 G4EnergyLossSTD -> G4EnergyLossProcess (V.Ivanchenko) |
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| 63 | // 08-11-04 Migration to new interface of Store/Retrieve tables (V.Ivantchenko) |
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| 64 | // 08-04-05 Major optimisation of internal interfaces (V.Ivantchenko) |
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| 65 | // 12-08-05 SetStepLimits(0.2, 0.1*mm) (mma) |
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| 66 | // 02-09-05 Return SetStepLimits(1, 1*mm) (V.Ivantchenko) |
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| 67 | // 10-01-06 SetStepLimits -> SetStepFunction (V.Ivantchenko) |
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| 68 | // 14-01-07 use SetEmModel() and SetFluctModel() from G4VEnergyLossProcess (mma) |
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| 69 | // |
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| 70 | // ------------------------------------------------------------------- |
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| 71 | // |
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| 72 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 73 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 74 | |
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| 75 | #include "G4eIonisation.hh" |
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| 76 | #include "G4Electron.hh" |
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| 77 | #include "G4MollerBhabhaModel.hh" |
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| 78 | #include "G4UniversalFluctuation.hh" |
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| 79 | #include "G4BohrFluctuations.hh" |
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| 80 | #include "G4UnitsTable.hh" |
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| 81 | |
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| 82 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 83 | |
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| 84 | using namespace std; |
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| 85 | |
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| 86 | G4eIonisation::G4eIonisation(const G4String& name) |
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| 87 | : G4VEnergyLossProcess(name), |
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| 88 | theElectron(G4Electron::Electron()), |
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| 89 | isElectron(true), |
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| 90 | isInitialised(false) |
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| 91 | { |
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| 92 | SetStepFunction(0.2, 1*mm); |
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| 93 | SetIntegral(true); |
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| 94 | SetVerboseLevel(1); |
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| 95 | } |
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| 96 | |
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| 97 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 98 | |
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| 99 | G4eIonisation::~G4eIonisation() |
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| 100 | {} |
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| 101 | |
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| 102 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 103 | |
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| 104 | void G4eIonisation::InitialiseEnergyLossProcess( |
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| 105 | const G4ParticleDefinition* part, |
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| 106 | const G4ParticleDefinition*) |
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| 107 | { |
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| 108 | if(!isInitialised) { |
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| 109 | if(part == G4Positron::Positron()) isElectron = false; |
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| 110 | SetSecondaryParticle(theElectron); |
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| 111 | if (!EmModel()) SetEmModel(new G4MollerBhabhaModel()); |
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| 112 | EmModel()->SetLowEnergyLimit (100*eV); |
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| 113 | EmModel()->SetHighEnergyLimit(100*TeV); |
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| 114 | if (!FluctModel()) SetFluctModel(new G4UniversalFluctuation()); |
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| 115 | |
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| 116 | AddEmModel(1, EmModel(), FluctModel()); |
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| 117 | isInitialised = true; |
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| 118 | } |
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| 119 | } |
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| 120 | |
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| 121 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 122 | |
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| 123 | void G4eIonisation::PrintInfo() |
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| 124 | { |
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| 125 | if(EmModel()) |
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| 126 | G4cout << " Delta cross sections and sampling from " |
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| 127 | << EmModel()->GetName() << " model" |
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| 128 | << "\n Good description from 1 KeV to 100 GeV." |
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| 129 | << G4endl; |
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| 130 | } |
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| 131 | |
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| 132 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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