[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: G4VEnergyLossProcess.cc,v 1.123 2008/01/11 19:55:29 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: G4VEnergyLossProcess |
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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: 03.01.2002 |
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| 39 | // |
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| 40 | // Modifications: |
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| 41 | // |
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| 42 | // 13-11-02 Minor fix - use normalised direction (V.Ivanchenko) |
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| 43 | // 04-12-02 Minor change in PostStepDoIt (V.Ivanchenko) |
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| 44 | // 23-12-02 Change interface in order to move to cut per region (V.Ivanchenko) |
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| 45 | // 26-12-02 Secondary production moved to derived classes (V.Ivanchenko) |
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| 46 | // 04-01-03 Fix problem of very small steps for ions (V.Ivanchenko) |
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| 47 | // 20-01-03 Migrade to cut per region (V.Ivanchenko) |
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| 48 | // 24-01-03 Temporarily close a control on usage of couples (V.Ivanchenko) |
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| 49 | // 24-01-03 Make models region aware (V.Ivanchenko) |
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| 50 | // 05-02-03 Fix compilation warnings (V.Ivanchenko) |
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| 51 | // 06-02-03 Add control on tmax in PostStepDoIt (V.Ivanchenko) |
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| 52 | // 13-02-03 SubCutoffProcessors defined for regions (V.Ivanchenko) |
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| 53 | // 15-02-03 Lambda table can be scaled (V.Ivanchenko) |
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| 54 | // 17-02-03 Fix problem of store/restore tables (V.Ivanchenko) |
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| 55 | // 18-02-03 Add control on CutCouple usage (V.Ivanchenko) |
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| 56 | // 26-02-03 Simplify control on GenericIons (V.Ivanchenko) |
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| 57 | // 06-03-03 Control on GenericIons using SubType + update verbose (V.Ivanchenko) |
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| 58 | // 10-03-03 Add Ion registration (V.Ivanchenko) |
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| 59 | // 22-03-03 Add Initialisation of cash (V.Ivanchenko) |
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| 60 | // 26-03-03 Remove finalRange modification (V.Ivanchenko) |
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| 61 | // 09-04-03 Fix problem of negative range limit for non integral (V.Ivanchenko) |
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| 62 | // 26-04-03 Fix retrieve tables (V.Ivanchenko) |
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| 63 | // 06-05-03 Set defalt finalRange = 1 mm (V.Ivanchenko) |
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| 64 | // 12-05-03 Update range calculations + lowKinEnergy (V.Ivanchenko) |
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| 65 | // 13-05-03 Add calculation of precise range (V.Ivanchenko) |
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| 66 | // 23-05-03 Remove tracking cuts (V.Ivanchenko) |
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| 67 | // 03-06-03 Fix initialisation problem for STD ionisation (V.Ivanchenko) |
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| 68 | // 21-07-03 Add UpdateEmModel method (V.Ivanchenko) |
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| 69 | // 03-11-03 Fix initialisation problem in RetrievePhysicsTable (V.Ivanchenko) |
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| 70 | // 04-11-03 Add checks in RetrievePhysicsTable (V.Ivanchenko) |
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| 71 | // 12-11-03 G4EnergyLossSTD -> G4EnergyLossProcess (V.Ivanchenko) |
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| 72 | // 21-01-04 Migrade to G4ParticleChangeForLoss (V.Ivanchenko) |
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| 73 | // 27-02-04 Fix problem of loss in low presure gases, cleanup precise range |
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| 74 | // calculation, use functions ForLoss in AlongStepDoIt (V.Ivanchenko) |
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| 75 | // 10-03-04 Fix a problem of Precise Range table (V.Ivanchenko) |
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| 76 | // 19-03-04 Fix a problem energy below lowestKinEnergy (V.Ivanchenko) |
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| 77 | // 31-03-04 Fix a problem of retrieve tables (V.Ivanchenko) |
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| 78 | // 21-07-04 Check weather AtRest are active or not (V.Ivanchenko) |
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| 79 | // 03-08-04 Add pointer of DEDX table to all processes (V.Ivanchenko) |
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| 80 | // 06-08-04 Clear up names of member functions (V.Ivanchenko) |
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| 81 | // 06-08-04 Clear up names of member functions (V.Ivanchenko) |
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| 82 | // 27-08-04 Add NeedBuildTables method (V.Ivanchneko) |
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| 83 | // 08-11-04 Migration to new interface of Store/Retrieve tables (V.Ivantchenko) |
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| 84 | // 11-03-05 Shift verbose level by 1 (V.Ivantchenko) |
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| 85 | // 08-04-05 Major optimisation of internal interfaces (V.Ivantchenko) |
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| 86 | // 11-04-05 Use MaxSecondaryEnergy from a model (V.Ivanchenko) |
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| 87 | // 25-07-05 Add extra protection PostStep for non-integral mode (V.Ivanchenko) |
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| 88 | // 12-08-05 Integral=false; SetStepFunction(0.2, 0.1*mm) (mma) |
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| 89 | // 18-08-05 Return back both AlongStep and PostStep from 7.0 (V.Ivanchenko) |
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| 90 | // 02-09-05 Default StepFunction 0.2 1 mm + integral (V.Ivanchenko) |
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| 91 | // 04-09-05 default lambdaFactor 0.8 (V.Ivanchenko) |
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| 92 | // 05-10-05 protection against 0 energy loss added (L.Urban) |
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| 93 | // 17-10-05 protection above has been removed (L.Urban) |
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| 94 | // 06-01-06 reset currentCouple when StepFunction is changed (V.Ivanchenko) |
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| 95 | // 10-01-06 PreciseRange -> CSDARange (V.Ivantchenko) |
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| 96 | // 18-01-06 Clean up subcutoff including recalculation of presafety (VI) |
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| 97 | // 20-01-06 Introduce G4EmTableType and reducing number of methods (VI) |
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| 98 | // 22-03-06 Add control on warning printout AlongStep (VI) |
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| 99 | // 23-03-06 Use isIonisation flag (V.Ivanchenko) |
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| 100 | // 07-06-06 Do not reflect AlongStep in subcutoff regime (V.Ivanchenko) |
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| 101 | // 14-01-07 add SetEmModel(index) and SetFluctModel() (mma) |
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| 102 | // 16-01-07 add IonisationTable and IonisationSubTable (V.Ivanchenko) |
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| 103 | // 16-02-07 set linLossLimit=1.e-6 (V.Ivanchenko) |
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| 104 | // 13-03-07 use SafetyHelper instead of navigator (V.Ivanchenko) |
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| 105 | // 10-04-07 use unique SafetyHelper (V.Ivanchenko) |
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| 106 | // 12-04-07 Add verbosity at destruction (V.Ivanchenko) |
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| 107 | // 25-04-07 move initialisation of safety helper to BuildPhysicsTable (VI) |
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| 108 | // 27-10-07 Virtual functions moved to source (V.Ivanchenko) |
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| 109 | // |
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| 110 | // Class Description: |
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| 111 | // |
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| 112 | // It is the unified energy loss process it calculates the continuous |
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| 113 | // energy loss for charged particles using a set of Energy Loss |
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| 114 | // models valid for different energy regions. There are a possibility |
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| 115 | // to create and access to dE/dx and range tables, or to calculate |
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| 116 | // that information on fly. |
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| 117 | // ------------------------------------------------------------------- |
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| 118 | // |
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| 119 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 120 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 121 | |
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| 122 | #include "G4VEnergyLossProcess.hh" |
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| 123 | #include "G4LossTableManager.hh" |
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| 124 | #include "G4Step.hh" |
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| 125 | #include "G4ParticleDefinition.hh" |
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| 126 | #include "G4VEmModel.hh" |
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| 127 | #include "G4VEmFluctuationModel.hh" |
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| 128 | #include "G4DataVector.hh" |
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| 129 | #include "G4PhysicsLogVector.hh" |
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| 130 | #include "G4VParticleChange.hh" |
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| 131 | #include "G4Gamma.hh" |
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| 132 | #include "G4Electron.hh" |
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| 133 | #include "G4Positron.hh" |
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| 134 | #include "G4Proton.hh" |
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| 135 | #include "G4ProcessManager.hh" |
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| 136 | #include "G4UnitsTable.hh" |
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| 137 | #include "G4GenericIon.hh" |
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| 138 | #include "G4ProductionCutsTable.hh" |
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| 139 | #include "G4Region.hh" |
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| 140 | #include "G4RegionStore.hh" |
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| 141 | #include "G4PhysicsTableHelper.hh" |
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| 142 | #include "G4SafetyHelper.hh" |
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| 143 | #include "G4TransportationManager.hh" |
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| 144 | |
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| 145 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 146 | |
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| 147 | G4VEnergyLossProcess::G4VEnergyLossProcess(const G4String& name, |
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| 148 | G4ProcessType type): G4VContinuousDiscreteProcess(name, type), |
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| 149 | nSCoffRegions(0), |
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| 150 | idxSCoffRegions(0), |
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| 151 | nProcesses(0), |
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| 152 | theDEDXTable(0), |
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| 153 | theDEDXSubTable(0), |
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| 154 | theDEDXunRestrictedTable(0), |
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| 155 | theIonisationTable(0), |
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| 156 | theIonisationSubTable(0), |
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| 157 | theRangeTableForLoss(0), |
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| 158 | theCSDARangeTable(0), |
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| 159 | theSecondaryRangeTable(0), |
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| 160 | theInverseRangeTable(0), |
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| 161 | theLambdaTable(0), |
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| 162 | theSubLambdaTable(0), |
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| 163 | theDEDXAtMaxEnergy(0), |
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| 164 | theRangeAtMaxEnergy(0), |
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| 165 | theEnergyOfCrossSectionMax(0), |
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| 166 | theCrossSectionMax(0), |
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| 167 | particle(0), |
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| 168 | baseParticle(0), |
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| 169 | secondaryParticle(0), |
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| 170 | currentCouple(0), |
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| 171 | nBins(120), |
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| 172 | nBinsCSDA(70), |
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| 173 | nWarnings(0), |
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| 174 | linLossLimit(0.05), |
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| 175 | minSubRange(0.1), |
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| 176 | lambdaFactor(0.8), |
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| 177 | mfpKinEnergy(0.0), |
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| 178 | lossFluctuationFlag(true), |
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| 179 | rndmStepFlag(false), |
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| 180 | tablesAreBuilt(false), |
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| 181 | integral(true), |
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| 182 | isIonisation(true), |
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| 183 | useSubCutoff(false) |
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| 184 | { |
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| 185 | SetVerboseLevel(1); |
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| 186 | |
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| 187 | // Size of tables |
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| 188 | lowestKinEnergy = 1.*eV; |
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| 189 | minKinEnergy = 0.1*keV; |
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| 190 | maxKinEnergy = 100.0*TeV; |
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| 191 | maxKinEnergyCSDA = 1.0*GeV; |
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| 192 | |
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| 193 | // default dRoverRange and finalRange |
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| 194 | SetStepFunction(0.2, 1.0*mm); |
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| 195 | |
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| 196 | theElectron = G4Electron::Electron(); |
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| 197 | thePositron = G4Positron::Positron(); |
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| 198 | |
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| 199 | // run time objects |
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| 200 | pParticleChange = &fParticleChange; |
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| 201 | modelManager = new G4EmModelManager(); |
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| 202 | safetyHelper = G4TransportationManager::GetTransportationManager() |
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| 203 | ->GetSafetyHelper(); |
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| 204 | aGPILSelection = CandidateForSelection; |
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| 205 | |
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| 206 | // initialise model |
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| 207 | (G4LossTableManager::Instance())->Register(this); |
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| 208 | fluctModel = 0; |
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| 209 | |
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| 210 | scoffRegions.clear(); |
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| 211 | scProcesses.clear(); |
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| 212 | scTracks.reserve(5); |
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| 213 | secParticles.reserve(5); |
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| 214 | |
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| 215 | // Data for stragling of ranges from ICRU'37 report |
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| 216 | const G4int nrbins = 7; |
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| 217 | vstrag = new G4PhysicsLogVector(keV, GeV, nrbins); |
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| 218 | G4double s[nrbins] = {-0.2, -0.85, -1.3, -1.578, -1.76, -1.85, -1.9}; |
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| 219 | for(G4int i=0; i<nrbins; i++) {vstrag->PutValue(i, s[i]);} |
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| 220 | } |
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| 221 | |
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| 222 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 223 | |
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| 224 | G4VEnergyLossProcess::~G4VEnergyLossProcess() |
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| 225 | { |
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| 226 | if(1 < verboseLevel) |
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| 227 | G4cout << "G4VEnergyLossProcess destruct " << GetProcessName() |
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| 228 | << G4endl; |
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| 229 | delete vstrag; |
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| 230 | Clear(); |
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| 231 | |
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| 232 | if ( !baseParticle ) { |
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| 233 | if(theDEDXTable && theRangeTableForLoss) { |
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| 234 | if(theIonisationTable == theDEDXTable) theIonisationTable = 0; |
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| 235 | theDEDXTable->clearAndDestroy(); |
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| 236 | delete theDEDXTable; |
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| 237 | if(theDEDXSubTable) { |
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| 238 | if(theIonisationSubTable == theDEDXSubTable) |
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| 239 | theIonisationSubTable = 0; |
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| 240 | theDEDXSubTable->clearAndDestroy(); |
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| 241 | delete theDEDXSubTable; |
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| 242 | } |
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| 243 | } |
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| 244 | if(theIonisationTable) { |
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| 245 | theIonisationTable->clearAndDestroy(); |
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| 246 | delete theIonisationTable; |
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| 247 | } |
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| 248 | if(theIonisationSubTable) { |
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| 249 | theIonisationSubTable->clearAndDestroy(); |
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| 250 | delete theIonisationSubTable; |
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| 251 | } |
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| 252 | if(theDEDXunRestrictedTable && theCSDARangeTable) { |
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| 253 | theDEDXunRestrictedTable->clearAndDestroy(); |
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| 254 | delete theDEDXunRestrictedTable; |
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| 255 | } |
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| 256 | if(theCSDARangeTable) { |
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| 257 | theCSDARangeTable->clearAndDestroy(); |
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| 258 | delete theCSDARangeTable; |
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| 259 | } |
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| 260 | if(theRangeTableForLoss) { |
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| 261 | theRangeTableForLoss->clearAndDestroy(); |
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| 262 | delete theRangeTableForLoss; |
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| 263 | } |
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| 264 | if(theInverseRangeTable) { |
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| 265 | theInverseRangeTable->clearAndDestroy(); |
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| 266 | delete theInverseRangeTable; |
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| 267 | } |
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| 268 | if(theLambdaTable) { |
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| 269 | theLambdaTable->clearAndDestroy(); |
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| 270 | delete theLambdaTable; |
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| 271 | } |
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| 272 | if(theSubLambdaTable) { |
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| 273 | theSubLambdaTable->clearAndDestroy(); |
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| 274 | delete theSubLambdaTable; |
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| 275 | } |
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| 276 | } |
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| 277 | |
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| 278 | delete modelManager; |
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| 279 | (G4LossTableManager::Instance())->DeRegister(this); |
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| 280 | } |
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| 281 | |
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| 282 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 283 | |
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| 284 | void G4VEnergyLossProcess::Clear() |
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| 285 | { |
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| 286 | if(1 < verboseLevel) |
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| 287 | G4cout << "G4VEnergyLossProcess::Clear() for " << GetProcessName() |
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| 288 | << G4endl; |
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| 289 | |
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| 290 | delete [] theDEDXAtMaxEnergy; |
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| 291 | delete [] theRangeAtMaxEnergy; |
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| 292 | delete [] theEnergyOfCrossSectionMax; |
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| 293 | delete [] theCrossSectionMax; |
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| 294 | delete [] idxSCoffRegions; |
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| 295 | |
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| 296 | theDEDXAtMaxEnergy = 0; |
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| 297 | theRangeAtMaxEnergy = 0; |
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| 298 | theEnergyOfCrossSectionMax = 0; |
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| 299 | theCrossSectionMax = 0; |
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| 300 | tablesAreBuilt = false; |
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| 301 | |
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| 302 | scTracks.clear(); |
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| 303 | scProcesses.clear(); |
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| 304 | } |
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| 305 | |
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| 306 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 307 | |
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| 308 | void G4VEnergyLossProcess::PreparePhysicsTable( |
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| 309 | const G4ParticleDefinition& part) |
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| 310 | { |
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| 311 | |
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| 312 | // Are particle defined? |
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| 313 | if( !particle ) { |
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| 314 | if(part.GetParticleType() == "nucleus" && |
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| 315 | part.GetParticleSubType() == "generic") |
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| 316 | particle = G4GenericIon::GenericIon(); |
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| 317 | else particle = ∂ |
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| 318 | } |
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| 319 | |
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| 320 | if(1 < verboseLevel) { |
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| 321 | G4cout << "G4VEnergyLossProcess::PreparePhysicsTable for " |
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| 322 | << GetProcessName() |
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| 323 | << " for " << part.GetParticleName() |
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| 324 | << " local: " << particle->GetParticleName() |
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| 325 | << G4endl; |
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| 326 | } |
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| 327 | |
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| 328 | G4LossTableManager* lManager = G4LossTableManager::Instance(); |
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| 329 | |
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| 330 | if(&part != particle) { |
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| 331 | if(part.GetParticleType() == "nucleus") lManager->RegisterIon(&part, this); |
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| 332 | else lManager->RegisterExtraParticle(&part, this); |
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| 333 | return; |
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| 334 | } |
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| 335 | |
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| 336 | Clear(); |
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| 337 | |
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| 338 | currentCouple = 0; |
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| 339 | preStepLambda = 0.0; |
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| 340 | mfpKinEnergy = DBL_MAX; |
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| 341 | fRange = DBL_MAX; |
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| 342 | preStepKinEnergy = 0.0; |
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| 343 | |
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| 344 | // Base particle and set of models can be defined here |
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| 345 | InitialiseEnergyLossProcess(particle, baseParticle); |
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| 346 | |
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| 347 | // Tables preparation |
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| 348 | if (!baseParticle) { |
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| 349 | |
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| 350 | theDEDXTable = G4PhysicsTableHelper::PreparePhysicsTable(theDEDXTable); |
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| 351 | if (lManager->BuildCSDARange()) { |
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| 352 | theDEDXunRestrictedTable = |
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| 353 | G4PhysicsTableHelper::PreparePhysicsTable(theDEDXunRestrictedTable); |
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| 354 | theCSDARangeTable = |
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| 355 | G4PhysicsTableHelper::PreparePhysicsTable(theCSDARangeTable); |
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| 356 | } |
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| 357 | |
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| 358 | theRangeTableForLoss = |
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| 359 | G4PhysicsTableHelper::PreparePhysicsTable(theRangeTableForLoss); |
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| 360 | theInverseRangeTable = |
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| 361 | G4PhysicsTableHelper::PreparePhysicsTable(theInverseRangeTable); |
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| 362 | |
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| 363 | theLambdaTable = G4PhysicsTableHelper::PreparePhysicsTable(theLambdaTable); |
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| 364 | if (nSCoffRegions) { |
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| 365 | theDEDXSubTable = |
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| 366 | G4PhysicsTableHelper::PreparePhysicsTable(theDEDXSubTable); |
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| 367 | theSubLambdaTable = |
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| 368 | G4PhysicsTableHelper::PreparePhysicsTable(theSubLambdaTable); |
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| 369 | } |
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| 370 | } |
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| 371 | |
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| 372 | G4double initialCharge = particle->GetPDGCharge(); |
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| 373 | G4double initialMass = particle->GetPDGMass(); |
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| 374 | chargeSquare = initialCharge*initialCharge/(eplus*eplus); |
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| 375 | chargeSqRatio = 1.0; |
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| 376 | massRatio = 1.0; |
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| 377 | reduceFactor = 1.0; |
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| 378 | |
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| 379 | if (baseParticle) { |
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| 380 | massRatio = (baseParticle->GetPDGMass())/initialMass; |
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| 381 | G4double q = initialCharge/baseParticle->GetPDGCharge(); |
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| 382 | chargeSqRatio = q*q; |
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| 383 | if(chargeSqRatio > 0.0) reduceFactor = 1.0/(chargeSqRatio*massRatio); |
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| 384 | } |
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| 385 | |
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| 386 | theCuts = modelManager->Initialise(particle, secondaryParticle, |
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| 387 | minSubRange, verboseLevel); |
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| 388 | |
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| 389 | // Sub Cutoff Regime |
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| 390 | scProcesses.clear(); |
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| 391 | nProcesses = 0; |
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| 392 | |
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| 393 | if (nSCoffRegions>0) { |
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| 394 | theSubCuts = modelManager->SubCutoff(); |
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| 395 | |
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| 396 | const G4ProductionCutsTable* theCoupleTable= |
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| 397 | G4ProductionCutsTable::GetProductionCutsTable(); |
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| 398 | size_t numOfCouples = theCoupleTable->GetTableSize(); |
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| 399 | idxSCoffRegions = new G4int[numOfCouples]; |
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| 400 | |
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| 401 | for (size_t j=0; j<numOfCouples; j++) { |
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| 402 | |
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| 403 | const G4MaterialCutsCouple* couple = |
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| 404 | theCoupleTable->GetMaterialCutsCouple(j); |
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| 405 | const G4ProductionCuts* pcuts = couple->GetProductionCuts(); |
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| 406 | G4int reg = 0; |
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| 407 | for(G4int i=0; i<nSCoffRegions; i++) { |
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| 408 | if( pcuts == scoffRegions[i]->GetProductionCuts()) reg = 1; |
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| 409 | } |
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| 410 | idxSCoffRegions[j] = reg; |
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| 411 | } |
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| 412 | } |
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| 413 | |
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| 414 | lManager->EnergyLossProcessIsInitialised(particle, this); |
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| 415 | |
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| 416 | if (1 < verboseLevel) { |
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| 417 | G4cout << "G4VEnergyLossProcess::Initialise() is done " |
---|
| 418 | << " chargeSqRatio= " << chargeSqRatio |
---|
| 419 | << " massRatio= " << massRatio |
---|
| 420 | << " reduceFactor= " << reduceFactor << G4endl; |
---|
| 421 | if (nSCoffRegions) { |
---|
| 422 | G4cout << " SubCutoff Regime is ON for regions: " << G4endl; |
---|
| 423 | for (G4int i=0; i<nSCoffRegions; i++) { |
---|
| 424 | const G4Region* r = scoffRegions[i]; |
---|
| 425 | G4cout << " " << r->GetName() << G4endl; |
---|
| 426 | } |
---|
| 427 | } |
---|
| 428 | } |
---|
| 429 | } |
---|
| 430 | |
---|
| 431 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
| 432 | |
---|
| 433 | void G4VEnergyLossProcess::BuildPhysicsTable(const G4ParticleDefinition& part) |
---|
| 434 | { |
---|
| 435 | if(1 < verboseLevel) { |
---|
| 436 | G4cout << "### G4VEnergyLossProcess::BuildPhysicsTable() for " |
---|
| 437 | << GetProcessName() |
---|
| 438 | << " and particle " << part.GetParticleName() |
---|
| 439 | << "; local: " << particle->GetParticleName(); |
---|
| 440 | if(baseParticle) G4cout << "; base: " << baseParticle->GetParticleName(); |
---|
| 441 | G4cout << G4endl; |
---|
| 442 | } |
---|
| 443 | |
---|
| 444 | if(!tablesAreBuilt && &part == particle) |
---|
| 445 | G4LossTableManager::Instance()->BuildPhysicsTable(particle, this); |
---|
| 446 | |
---|
| 447 | if(0 < verboseLevel && (&part == particle) && !baseParticle) { |
---|
| 448 | PrintInfoDefinition(); |
---|
| 449 | safetyHelper->InitialiseHelper(); |
---|
| 450 | } |
---|
| 451 | |
---|
| 452 | if(1 < verboseLevel) { |
---|
| 453 | G4cout << "### G4VEnergyLossProcess::BuildPhysicsTable() done for " |
---|
| 454 | << GetProcessName() |
---|
| 455 | << " and particle " << part.GetParticleName(); |
---|
| 456 | if(isIonisation) G4cout << " isIonisation flag = 1"; |
---|
| 457 | G4cout << G4endl; |
---|
| 458 | } |
---|
| 459 | } |
---|
| 460 | |
---|
| 461 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
| 462 | |
---|
| 463 | void G4VEnergyLossProcess::ActivateSubCutoff(G4bool val, const G4Region* r) |
---|
| 464 | { |
---|
| 465 | G4RegionStore* regionStore = G4RegionStore::GetInstance(); |
---|
| 466 | if(val) { |
---|
| 467 | useSubCutoff = true; |
---|
| 468 | if (!r) r = regionStore->GetRegion("DefaultRegionForTheWorld", false); |
---|
| 469 | if (nSCoffRegions) { |
---|
| 470 | for (G4int i=0; i<nSCoffRegions; i++) { |
---|
| 471 | if (r == scoffRegions[i]) return; |
---|
| 472 | } |
---|
| 473 | } |
---|
| 474 | scoffRegions.push_back(r); |
---|
| 475 | nSCoffRegions++; |
---|
| 476 | } else { |
---|
| 477 | useSubCutoff = false; |
---|
| 478 | } |
---|
| 479 | } |
---|
| 480 | |
---|
| 481 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
| 482 | |
---|
| 483 | G4PhysicsTable* G4VEnergyLossProcess::BuildDEDXTable(G4EmTableType tType) |
---|
| 484 | { |
---|
| 485 | if(1 < verboseLevel) { |
---|
| 486 | G4cout << "G4VEnergyLossProcess::BuildDEDXTable() of type " << tType |
---|
| 487 | << " for " << GetProcessName() |
---|
| 488 | << " and particle " << particle->GetParticleName() |
---|
| 489 | << G4endl; |
---|
| 490 | } |
---|
| 491 | G4PhysicsTable* table = 0; |
---|
| 492 | G4double emin = minKinEnergy; |
---|
| 493 | G4double emax = maxKinEnergy; |
---|
| 494 | G4int bin = nBins; |
---|
| 495 | |
---|
| 496 | if(fTotal == tType) { |
---|
| 497 | emax = maxKinEnergyCSDA; |
---|
| 498 | bin = nBinsCSDA; |
---|
| 499 | table = theDEDXunRestrictedTable; |
---|
| 500 | } else if(fRestricted == tType) { |
---|
| 501 | table = theDEDXTable; |
---|
| 502 | if(theIonisationTable) |
---|
| 503 | table = G4PhysicsTableHelper::PreparePhysicsTable(theIonisationTable); |
---|
| 504 | } else if(fSubRestricted == tType) { |
---|
| 505 | table = theDEDXSubTable; |
---|
| 506 | if(theIonisationSubTable) |
---|
| 507 | table = G4PhysicsTableHelper::PreparePhysicsTable(theIonisationSubTable); |
---|
| 508 | } else { |
---|
| 509 | G4cout << "G4VEnergyLossProcess::BuildDEDXTable WARNING: wrong type " |
---|
| 510 | << tType << G4endl; |
---|
| 511 | } |
---|
| 512 | |
---|
| 513 | // Access to materials |
---|
| 514 | const G4ProductionCutsTable* theCoupleTable= |
---|
| 515 | G4ProductionCutsTable::GetProductionCutsTable(); |
---|
| 516 | size_t numOfCouples = theCoupleTable->GetTableSize(); |
---|
| 517 | |
---|
| 518 | if(1 < verboseLevel) { |
---|
| 519 | G4cout << numOfCouples << " materials" |
---|
| 520 | << " minKinEnergy= " << minKinEnergy |
---|
| 521 | << " maxKinEnergy= " << maxKinEnergy |
---|
| 522 | << " EmTableType= " << tType |
---|
| 523 | << " table= " << table |
---|
| 524 | << G4endl; |
---|
| 525 | } |
---|
| 526 | if(!table) return table; |
---|
| 527 | |
---|
| 528 | for(size_t i=0; i<numOfCouples; i++) { |
---|
| 529 | |
---|
| 530 | if(1 < verboseLevel) |
---|
| 531 | G4cout << "G4VEnergyLossProcess::BuildDEDXVector flag= " |
---|
| 532 | << table->GetFlag(i) << G4endl; |
---|
| 533 | |
---|
| 534 | if (table->GetFlag(i)) { |
---|
| 535 | |
---|
| 536 | // create physics vector and fill it |
---|
| 537 | const G4MaterialCutsCouple* couple = |
---|
| 538 | theCoupleTable->GetMaterialCutsCouple(i); |
---|
| 539 | G4PhysicsVector* aVector = new G4PhysicsLogVector(emin, emax, bin); |
---|
| 540 | modelManager->FillDEDXVector(aVector, couple, tType); |
---|
| 541 | |
---|
| 542 | // Insert vector for this material into the table |
---|
| 543 | G4PhysicsTableHelper::SetPhysicsVector(table, i, aVector); |
---|
| 544 | } |
---|
| 545 | } |
---|
| 546 | |
---|
| 547 | if(1 < verboseLevel) { |
---|
| 548 | G4cout << "G4VEnergyLossProcess::BuildDEDXTable(): table is built for " |
---|
| 549 | << particle->GetParticleName() |
---|
| 550 | << " and process " << GetProcessName() |
---|
| 551 | << G4endl; |
---|
| 552 | // if(2 < verboseLevel) G4cout << (*table) << G4endl; |
---|
| 553 | } |
---|
| 554 | |
---|
| 555 | return table; |
---|
| 556 | } |
---|
| 557 | |
---|
| 558 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
| 559 | |
---|
| 560 | G4PhysicsTable* G4VEnergyLossProcess::BuildLambdaTable(G4EmTableType tType) |
---|
| 561 | { |
---|
| 562 | G4PhysicsTable* table = 0; |
---|
| 563 | |
---|
| 564 | if(fRestricted == tType) { |
---|
| 565 | table = theLambdaTable; |
---|
| 566 | } else if(fSubRestricted == tType) { |
---|
| 567 | table = theSubLambdaTable; |
---|
| 568 | } else { |
---|
| 569 | G4cout << "G4VEnergyLossProcess::BuildLambdaTable WARNING: wrong type " |
---|
| 570 | << tType << G4endl; |
---|
| 571 | } |
---|
| 572 | |
---|
| 573 | if(1 < verboseLevel) { |
---|
| 574 | G4cout << "G4VEnergyLossProcess::BuildLambdaTable() of type " |
---|
| 575 | << tType << " for process " |
---|
| 576 | << GetProcessName() << " and particle " |
---|
| 577 | << particle->GetParticleName() |
---|
| 578 | << " EmTableType= " << tType |
---|
| 579 | << " table= " << table |
---|
| 580 | << G4endl; |
---|
| 581 | } |
---|
| 582 | if(!table) return table; |
---|
| 583 | |
---|
| 584 | // Access to materials |
---|
| 585 | const G4ProductionCutsTable* theCoupleTable= |
---|
| 586 | G4ProductionCutsTable::GetProductionCutsTable(); |
---|
| 587 | size_t numOfCouples = theCoupleTable->GetTableSize(); |
---|
| 588 | |
---|
| 589 | for(size_t i=0; i<numOfCouples; i++) { |
---|
| 590 | |
---|
| 591 | if (table->GetFlag(i)) { |
---|
| 592 | |
---|
| 593 | // create physics vector and fill it |
---|
| 594 | const G4MaterialCutsCouple* couple = |
---|
| 595 | theCoupleTable->GetMaterialCutsCouple(i); |
---|
| 596 | G4double cut = (*theCuts)[i]; |
---|
| 597 | if(fSubRestricted == tType) cut = (*theSubCuts)[i]; |
---|
| 598 | G4PhysicsVector* aVector = LambdaPhysicsVector(couple, cut); |
---|
| 599 | modelManager->FillLambdaVector(aVector, couple, true, tType); |
---|
| 600 | |
---|
| 601 | // Insert vector for this material into the table |
---|
| 602 | G4PhysicsTableHelper::SetPhysicsVector(table, i, aVector); |
---|
| 603 | } |
---|
| 604 | } |
---|
| 605 | |
---|
| 606 | if(1 < verboseLevel) { |
---|
| 607 | G4cout << "Lambda table is built for " |
---|
| 608 | << particle->GetParticleName() |
---|
| 609 | << G4endl; |
---|
| 610 | } |
---|
| 611 | |
---|
| 612 | return table; |
---|
| 613 | } |
---|
| 614 | |
---|
| 615 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
| 616 | |
---|
| 617 | G4double G4VEnergyLossProcess::GetContinuousStepLimit( |
---|
| 618 | const G4Track&, |
---|
| 619 | G4double, G4double, G4double&) |
---|
| 620 | { |
---|
| 621 | return DBL_MAX; |
---|
| 622 | } |
---|
| 623 | |
---|
| 624 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
| 625 | |
---|
| 626 | G4double G4VEnergyLossProcess::AlongStepGetPhysicalInteractionLength( |
---|
| 627 | const G4Track&, |
---|
| 628 | G4double, |
---|
| 629 | G4double currentMinStep, |
---|
| 630 | G4double&, |
---|
| 631 | G4GPILSelection* selection) |
---|
| 632 | { |
---|
| 633 | G4double x = DBL_MAX; |
---|
| 634 | *selection = aGPILSelection; |
---|
| 635 | if(isIonisation) { |
---|
| 636 | fRange = GetScaledRangeForScaledEnergy(preStepScaledEnergy)*reduceFactor; |
---|
| 637 | |
---|
| 638 | x = fRange; |
---|
| 639 | G4double y = x*dRoverRange; |
---|
| 640 | |
---|
| 641 | if(x > finalRange && y < currentMinStep) { |
---|
| 642 | x = y + finalRange*(1.0 - dRoverRange)*(2.0 - finalRange/fRange); |
---|
| 643 | } else if (rndmStepFlag) x = SampleRange(); |
---|
| 644 | // G4cout<<GetProcessName()<<": e= "<<preStepKinEnergy |
---|
| 645 | // <<" range= "<<fRange <<" cMinSt="<<currentMinStep |
---|
| 646 | // <<" safety= " << safety<< " limit= " << x <<G4endl; |
---|
| 647 | } |
---|
| 648 | // G4cout<<GetProcessName()<<": e= "<<preStepKinEnergy |
---|
| 649 | // <<" stepLimit= "<<x<<G4endl; |
---|
| 650 | return x; |
---|
| 651 | } |
---|
| 652 | |
---|
| 653 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
| 654 | |
---|
| 655 | G4double G4VEnergyLossProcess::GetMeanFreePath( |
---|
| 656 | const G4Track& track, |
---|
| 657 | G4double, |
---|
| 658 | G4ForceCondition* condition) |
---|
| 659 | |
---|
| 660 | { |
---|
| 661 | *condition = NotForced; |
---|
| 662 | return MeanFreePath(track); |
---|
| 663 | } |
---|
| 664 | |
---|
| 665 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
| 666 | |
---|
| 667 | G4double G4VEnergyLossProcess::PostStepGetPhysicalInteractionLength( |
---|
| 668 | const G4Track& track, |
---|
| 669 | G4double previousStepSize, |
---|
| 670 | G4ForceCondition* condition) |
---|
| 671 | { |
---|
| 672 | // condition is set to "Not Forced" |
---|
| 673 | *condition = NotForced; |
---|
| 674 | G4double x = DBL_MAX; |
---|
| 675 | if(previousStepSize <= DBL_MIN) theNumberOfInteractionLengthLeft = -1.0; |
---|
| 676 | InitialiseStep(track); |
---|
| 677 | |
---|
| 678 | if(preStepScaledEnergy < mfpKinEnergy) { |
---|
| 679 | if (integral) ComputeLambdaForScaledEnergy(preStepScaledEnergy); |
---|
| 680 | else preStepLambda = GetLambdaForScaledEnergy(preStepScaledEnergy); |
---|
| 681 | if(preStepLambda <= DBL_MIN) mfpKinEnergy = 0.0; |
---|
| 682 | } |
---|
| 683 | |
---|
| 684 | // non-zero cross section |
---|
| 685 | if(preStepLambda > DBL_MIN) { |
---|
| 686 | if (theNumberOfInteractionLengthLeft < 0.0) { |
---|
| 687 | // beggining of tracking (or just after DoIt of this process) |
---|
| 688 | ResetNumberOfInteractionLengthLeft(); |
---|
| 689 | } else if(currentInteractionLength < DBL_MAX) { |
---|
| 690 | // subtract NumberOfInteractionLengthLeft |
---|
| 691 | SubtractNumberOfInteractionLengthLeft(previousStepSize); |
---|
| 692 | if(theNumberOfInteractionLengthLeft < 0.) |
---|
| 693 | theNumberOfInteractionLengthLeft = perMillion; |
---|
| 694 | } |
---|
| 695 | |
---|
| 696 | // get mean free path and step limit |
---|
| 697 | currentInteractionLength = 1.0/preStepLambda; |
---|
| 698 | x = theNumberOfInteractionLengthLeft * currentInteractionLength; |
---|
| 699 | |
---|
| 700 | #ifdef G4VERBOSE |
---|
| 701 | if (verboseLevel>2){ |
---|
| 702 | G4cout << "G4VEnergyLossProcess::PostStepGetPhysicalInteractionLength "; |
---|
| 703 | G4cout << "[ " << GetProcessName() << "]" << G4endl; |
---|
| 704 | G4cout << " for " << particle->GetParticleName() |
---|
| 705 | << " in Material " << currentMaterial->GetName() |
---|
| 706 | << " Ekin(MeV)= " << preStepKinEnergy/MeV |
---|
| 707 | <<G4endl; |
---|
| 708 | G4cout << "MeanFreePath = " << currentInteractionLength/cm << "[cm]" |
---|
| 709 | << "InteractionLength= " << x/cm <<"[cm] " <<G4endl; |
---|
| 710 | } |
---|
| 711 | #endif |
---|
| 712 | |
---|
| 713 | // zero cross section case |
---|
| 714 | } else { |
---|
| 715 | if(theNumberOfInteractionLengthLeft > DBL_MIN && |
---|
| 716 | currentInteractionLength < DBL_MAX) { |
---|
| 717 | // subtract NumberOfInteractionLengthLeft |
---|
| 718 | SubtractNumberOfInteractionLengthLeft(previousStepSize); |
---|
| 719 | if(theNumberOfInteractionLengthLeft < 0.) |
---|
| 720 | theNumberOfInteractionLengthLeft = perMillion; |
---|
| 721 | } |
---|
| 722 | currentInteractionLength = DBL_MAX; |
---|
| 723 | } |
---|
| 724 | return x; |
---|
| 725 | } |
---|
| 726 | |
---|
| 727 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
| 728 | |
---|
| 729 | G4VParticleChange* G4VEnergyLossProcess::AlongStepDoIt(const G4Track& track, |
---|
| 730 | const G4Step& step) |
---|
| 731 | { |
---|
| 732 | fParticleChange.InitializeForAlongStep(track); |
---|
| 733 | // The process has range table - calculate energy loss |
---|
| 734 | if(!isIonisation) return &fParticleChange; |
---|
| 735 | |
---|
| 736 | // Get the actual (true) Step length |
---|
| 737 | G4double length = step.GetStepLength(); |
---|
| 738 | if(length <= DBL_MIN) return &fParticleChange; |
---|
| 739 | G4double eloss = 0.0; |
---|
| 740 | |
---|
| 741 | /* |
---|
| 742 | if(-1 < verboseLevel) { |
---|
| 743 | const G4ParticleDefinition* d = track.GetDefinition(); |
---|
| 744 | G4cout << "AlongStepDoIt for " |
---|
| 745 | << GetProcessName() << " and particle " |
---|
| 746 | << d->GetParticleName() |
---|
| 747 | << " eScaled(MeV)= " << preStepScaledEnergy/MeV |
---|
| 748 | << " range(mm)= " << fRange/mm |
---|
| 749 | << " s(mm)= " << length/mm |
---|
| 750 | << " q^2= " << chargeSqRatio |
---|
| 751 | << " md= " << d->GetPDGMass() |
---|
| 752 | << " status= " << track.GetTrackStatus() |
---|
| 753 | << G4endl; |
---|
| 754 | } |
---|
| 755 | */ |
---|
| 756 | |
---|
| 757 | // stopping |
---|
| 758 | if (length >= fRange) { |
---|
| 759 | fParticleChange.SetProposedKineticEnergy(0.0); |
---|
| 760 | fParticleChange.ProposeLocalEnergyDeposit(preStepKinEnergy); |
---|
| 761 | return &fParticleChange; |
---|
| 762 | } |
---|
| 763 | |
---|
| 764 | // Short step |
---|
| 765 | eloss = GetDEDXForScaledEnergy(preStepScaledEnergy)*length; |
---|
| 766 | |
---|
| 767 | // Long step |
---|
| 768 | //} else { |
---|
| 769 | if(eloss > preStepKinEnergy*linLossLimit) { |
---|
| 770 | |
---|
| 771 | G4double x = |
---|
| 772 | GetScaledRangeForScaledEnergy(preStepScaledEnergy) - length/reduceFactor; |
---|
| 773 | eloss = preStepKinEnergy - ScaledKinEnergyForLoss(x)/massRatio; |
---|
| 774 | /* |
---|
| 775 | if(-1 < verboseLevel) |
---|
| 776 | G4cout << "Long STEP: rPre(mm)= " |
---|
| 777 | << GetScaledRangeForScaledEnergy(preStepScaledEnergy)/mm |
---|
| 778 | << " rPost(mm)= " << x/mm |
---|
| 779 | << " ePre(MeV)= " << preStepScaledEnergy/MeV |
---|
| 780 | << " eloss(MeV)= " << eloss/MeV |
---|
| 781 | << " eloss0(MeV)= " |
---|
| 782 | << GetDEDXForScaledEnergy(preStepScaledEnergy)*length/MeV |
---|
| 783 | << G4endl; |
---|
| 784 | */ |
---|
| 785 | } |
---|
| 786 | |
---|
| 787 | const G4DynamicParticle* dynParticle = track.GetDynamicParticle(); |
---|
| 788 | G4VEmModel* currentModel = SelectModel(preStepScaledEnergy); |
---|
| 789 | /* |
---|
| 790 | G4double eloss0 = eloss; |
---|
| 791 | if(-1 < verboseLevel ) { |
---|
| 792 | G4cout << "Before fluct: eloss(MeV)= " << eloss/MeV |
---|
| 793 | << " e-eloss= " << preStepKinEnergy-eloss |
---|
| 794 | << " step(mm)= " << length/mm |
---|
| 795 | << " range(mm)= " << fRange/mm |
---|
| 796 | << " fluct= " << lossFluctuationFlag |
---|
| 797 | << G4endl; |
---|
| 798 | } |
---|
| 799 | */ |
---|
| 800 | |
---|
| 801 | G4double cut = (*theCuts)[currentMaterialIndex]; |
---|
| 802 | G4double esec = 0.0; |
---|
| 803 | G4double esecdep = 0.0; |
---|
| 804 | |
---|
| 805 | // SubCutOff |
---|
| 806 | if(useSubCutoff) { |
---|
| 807 | if(idxSCoffRegions[currentMaterialIndex]) { |
---|
| 808 | |
---|
| 809 | G4double currentMinSafety = 0.0; |
---|
| 810 | G4StepPoint* prePoint = step.GetPreStepPoint(); |
---|
| 811 | G4StepPoint* postPoint = step.GetPostStepPoint(); |
---|
| 812 | G4double preSafety = prePoint->GetSafety(); |
---|
| 813 | G4double postSafety = preSafety - length; |
---|
| 814 | G4double rcut = currentCouple->GetProductionCuts()->GetProductionCut(1); |
---|
| 815 | |
---|
| 816 | // recompute safety |
---|
| 817 | if(prePoint->GetStepStatus() != fGeomBoundary && |
---|
| 818 | postPoint->GetStepStatus() != fGeomBoundary) { |
---|
| 819 | |
---|
| 820 | /* |
---|
| 821 | // G4bool yes = (track.GetTrackID() == 5512); |
---|
| 822 | G4bool yes = false; |
---|
| 823 | if(yes) |
---|
| 824 | G4cout << "G4VEnergyLoss: presafety= " << preSafety |
---|
| 825 | << " rcut= " << rcut << " length= " << length |
---|
| 826 | << " dir " << track.GetMomentumDirection() |
---|
| 827 | << G4endl; |
---|
| 828 | */ |
---|
| 829 | |
---|
| 830 | if(preSafety < rcut) |
---|
| 831 | preSafety = safetyHelper->ComputeSafety(prePoint->GetPosition()); |
---|
| 832 | |
---|
| 833 | //if(yes) { |
---|
| 834 | // G4cout << "G4VEnergyLoss: newsafety= " << preSafety << G4endl; |
---|
| 835 | // if(preSafety==0.0 && track.GetTrackID() == 5512 ) exit(1); |
---|
| 836 | //} |
---|
| 837 | if(postSafety < rcut) |
---|
| 838 | postSafety = safetyHelper->ComputeSafety(postPoint->GetPosition()); |
---|
| 839 | /* |
---|
| 840 | if(-1 < verboseLevel) |
---|
| 841 | G4cout << "Subcutoff: presafety(mm)= " << preSafety/mm |
---|
| 842 | << " postsafety(mm)= " << postSafety/mm |
---|
| 843 | << " rcut(mm)= " << rcut/mm |
---|
| 844 | << G4endl; |
---|
| 845 | */ |
---|
| 846 | currentMinSafety = std::min(preSafety,postSafety); |
---|
| 847 | } |
---|
| 848 | |
---|
| 849 | // Decide to start subcut sampling |
---|
| 850 | if(currentMinSafety < rcut) { |
---|
| 851 | |
---|
| 852 | cut = (*theSubCuts)[currentMaterialIndex]; |
---|
| 853 | eloss -= GetSubDEDXForScaledEnergy(preStepScaledEnergy)*length; |
---|
| 854 | scTracks.clear(); |
---|
| 855 | SampleSubCutSecondaries(scTracks, step, |
---|
| 856 | currentModel,currentMaterialIndex, |
---|
| 857 | esecdep); |
---|
| 858 | /* |
---|
| 859 | if(nProcesses > 0) { |
---|
| 860 | for(G4int i=0; i<nProcesses; i++) { |
---|
| 861 | (scProcesses[i])->SampleSubCutSecondaries( |
---|
| 862 | scTracks, step, (scProcesses[i])-> |
---|
| 863 | SelectModelForMaterial(preStepKinEnergy, currentMaterialIndex), |
---|
| 864 | currentMaterialIndex,esecdep); |
---|
| 865 | } |
---|
| 866 | } |
---|
| 867 | */ |
---|
| 868 | G4int n = scTracks.size(); |
---|
| 869 | if(n>0) { |
---|
| 870 | G4ThreeVector mom = dynParticle->GetMomentum(); |
---|
| 871 | fParticleChange.SetNumberOfSecondaries(n); |
---|
| 872 | for(G4int i=0; i<n; i++) { |
---|
| 873 | G4Track* t = scTracks[i]; |
---|
| 874 | G4double e = t->GetKineticEnergy(); |
---|
| 875 | if (t->GetDefinition() == thePositron) e += 2.0*electron_mass_c2; |
---|
| 876 | esec += e; |
---|
| 877 | pParticleChange->AddSecondary(t); |
---|
| 878 | // mom -= t->GetMomentum(); |
---|
| 879 | } |
---|
| 880 | // fParticleChange.SetProposedMomentum(mom); |
---|
| 881 | } |
---|
| 882 | } |
---|
| 883 | } |
---|
| 884 | } |
---|
| 885 | |
---|
| 886 | // Corrections, which cannot be tabulated |
---|
| 887 | CorrectionsAlongStep(currentCouple, dynParticle, eloss, length); |
---|
| 888 | |
---|
| 889 | // Sample fluctuations |
---|
| 890 | if (lossFluctuationFlag) { |
---|
| 891 | G4VEmFluctuationModel* fluc = currentModel->GetModelOfFluctuations(); |
---|
| 892 | if(fluc && |
---|
| 893 | (eloss + esec + esecdep + lowestKinEnergy) < preStepKinEnergy) { |
---|
| 894 | |
---|
| 895 | G4double tmax = |
---|
| 896 | std::min(currentModel->MaxSecondaryKinEnergy(dynParticle),cut); |
---|
| 897 | eloss = fluc->SampleFluctuations(currentMaterial,dynParticle, |
---|
| 898 | tmax,length,eloss); |
---|
| 899 | /* |
---|
| 900 | if(-1 < verboseLevel) |
---|
| 901 | G4cout << "After fluct: eloss(MeV)= " << eloss/MeV |
---|
| 902 | << " fluc= " << (eloss-eloss0)/MeV |
---|
| 903 | << " currentChargeSquare= " << chargeSquare |
---|
| 904 | << " massRatio= " << massRatio |
---|
| 905 | << " tmax= " << tmax |
---|
| 906 | << G4endl; |
---|
| 907 | */ |
---|
| 908 | } |
---|
| 909 | } |
---|
| 910 | // add low-energy subcutoff particles |
---|
| 911 | eloss += esecdep; |
---|
| 912 | if(eloss < 0.0) eloss = 0.0; |
---|
| 913 | |
---|
| 914 | // Energy balanse |
---|
| 915 | G4double finalT = preStepKinEnergy - eloss - esec; |
---|
| 916 | if (finalT <= lowestKinEnergy) { |
---|
| 917 | eloss = preStepKinEnergy - esec; |
---|
| 918 | finalT = 0.0; |
---|
| 919 | } |
---|
| 920 | |
---|
| 921 | fParticleChange.SetProposedKineticEnergy(finalT); |
---|
| 922 | fParticleChange.ProposeLocalEnergyDeposit(eloss); |
---|
| 923 | |
---|
| 924 | /* |
---|
| 925 | if(-1 < verboseLevel) { |
---|
| 926 | G4cout << "Final value eloss(MeV)= " << eloss/MeV |
---|
| 927 | << " preStepKinEnergy= " << preStepKinEnergy |
---|
| 928 | << " postStepKinEnergy= " << finalT |
---|
| 929 | << " lossFlag= " << lossFluctuationFlag |
---|
| 930 | << " status= " << track.GetTrackStatus() |
---|
| 931 | << G4endl; |
---|
| 932 | } |
---|
| 933 | */ |
---|
| 934 | |
---|
| 935 | return &fParticleChange; |
---|
| 936 | } |
---|
| 937 | |
---|
| 938 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
| 939 | |
---|
| 940 | void G4VEnergyLossProcess::SampleSubCutSecondaries( |
---|
| 941 | std::vector<G4Track*>& tracks, |
---|
| 942 | const G4Step& step, |
---|
| 943 | G4VEmModel* model, |
---|
| 944 | G4int idx, |
---|
| 945 | G4double& extraEdep) |
---|
| 946 | { |
---|
| 947 | // Fast check weather subcutoff can work |
---|
| 948 | G4double subcut = (*theSubCuts)[idx]; |
---|
| 949 | G4double cut = (*theCuts)[idx]; |
---|
| 950 | if(cut <= subcut) return; |
---|
| 951 | |
---|
| 952 | const G4Track* track = step.GetTrack(); |
---|
| 953 | const G4DynamicParticle* dp = track->GetDynamicParticle(); |
---|
| 954 | G4bool b; |
---|
| 955 | G4double cross = |
---|
| 956 | chargeSqRatio*(((*theSubLambdaTable)[idx])->GetValue(dp->GetKineticEnergy(),b)); |
---|
| 957 | G4double length = step.GetStepLength(); |
---|
| 958 | |
---|
| 959 | // negligible probability to get any interaction |
---|
| 960 | if(length*cross < perMillion) return; |
---|
| 961 | /* |
---|
| 962 | if(-1 < verboseLevel) |
---|
| 963 | G4cout << "<<< Subcutoff for " << GetProcessName() |
---|
| 964 | << " cross(1/mm)= " << cross*mm << ">>>" |
---|
| 965 | << " e(MeV)= " << preStepScaledEnergy |
---|
| 966 | << " matIdx= " << currentMaterialIndex |
---|
| 967 | << G4endl; |
---|
| 968 | */ |
---|
| 969 | |
---|
| 970 | // Sample subcutoff secondaries |
---|
| 971 | G4StepPoint* preStepPoint = step.GetPreStepPoint(); |
---|
| 972 | G4ThreeVector prepoint = preStepPoint->GetPosition(); |
---|
| 973 | G4ThreeVector dr = step.GetPostStepPoint()->GetPosition() - prepoint; |
---|
| 974 | G4double pretime = preStepPoint->GetGlobalTime(); |
---|
| 975 | // G4double dt = length/preStepPoint->GetVelocity(); |
---|
| 976 | G4double fragment = 0.0; |
---|
| 977 | |
---|
| 978 | do { |
---|
| 979 | G4double del = -std::log(G4UniformRand())/cross; |
---|
| 980 | fragment += del/length; |
---|
| 981 | if (fragment > 1.0) break; |
---|
| 982 | |
---|
| 983 | // sample secondaries |
---|
| 984 | secParticles.clear(); |
---|
| 985 | model->SampleSecondaries(&secParticles,track->GetMaterialCutsCouple(), |
---|
| 986 | dp,subcut,cut); |
---|
| 987 | |
---|
| 988 | // position of subcutoff particles |
---|
| 989 | G4ThreeVector r = prepoint + fragment*dr; |
---|
| 990 | std::vector<G4DynamicParticle*>::iterator it; |
---|
| 991 | for(it=secParticles.begin(); it!=secParticles.end(); it++) { |
---|
| 992 | |
---|
| 993 | G4bool addSec = true; |
---|
| 994 | // do not track very low-energy delta-electrons |
---|
| 995 | if(theSecondaryRangeTable && (*it)->GetDefinition() == theElectron) { |
---|
| 996 | G4bool b; |
---|
| 997 | G4double ekin = (*it)->GetKineticEnergy(); |
---|
| 998 | G4double rg = ((*theSecondaryRangeTable)[idx]->GetValue(ekin, b)); |
---|
| 999 | // if(rg < currentMinSafety) { |
---|
| 1000 | if(rg < safetyHelper->ComputeSafety(r)) { |
---|
| 1001 | extraEdep += ekin; |
---|
| 1002 | delete (*it); |
---|
| 1003 | addSec = false; |
---|
| 1004 | } |
---|
| 1005 | } |
---|
| 1006 | if(addSec) { |
---|
| 1007 | // G4Track* t = new G4Track((*it), pretime + fragment*dt, r); |
---|
| 1008 | G4Track* t = new G4Track((*it), pretime, r); |
---|
| 1009 | t->SetTouchableHandle(track->GetTouchableHandle()); |
---|
| 1010 | tracks.push_back(t); |
---|
| 1011 | |
---|
| 1012 | /* |
---|
| 1013 | if(-1 < verboseLevel) |
---|
| 1014 | G4cout << "New track " << p->GetDefinition()->GetParticleName() |
---|
| 1015 | << " e(keV)= " << p->GetKineticEnergy()/keV |
---|
| 1016 | << " fragment= " << fragment |
---|
| 1017 | << G4endl; |
---|
| 1018 | */ |
---|
| 1019 | } |
---|
| 1020 | } |
---|
| 1021 | } while (fragment <= 1.0); |
---|
| 1022 | } |
---|
| 1023 | |
---|
| 1024 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
| 1025 | |
---|
| 1026 | G4VParticleChange* G4VEnergyLossProcess::PostStepDoIt(const G4Track& track, |
---|
| 1027 | const G4Step&) |
---|
| 1028 | { |
---|
| 1029 | fParticleChange.InitializeForPostStep(track); |
---|
| 1030 | G4double finalT = track.GetKineticEnergy(); |
---|
| 1031 | if(finalT <= lowestKinEnergy) return &fParticleChange; |
---|
| 1032 | |
---|
| 1033 | G4double postStepScaledEnergy = finalT*massRatio; |
---|
| 1034 | /* |
---|
| 1035 | if(-1 < verboseLevel) { |
---|
| 1036 | G4cout << GetProcessName() |
---|
| 1037 | << "::PostStepDoIt: E(MeV)= " << finalT/MeV |
---|
| 1038 | << G4endl; |
---|
| 1039 | } |
---|
| 1040 | */ |
---|
| 1041 | // Integral approach |
---|
| 1042 | if (integral) { |
---|
| 1043 | G4double lx = GetLambdaForScaledEnergy(postStepScaledEnergy); |
---|
| 1044 | /* |
---|
| 1045 | if(preStepLambda<lx && 1 < verboseLevel && nWarnings<200) { |
---|
| 1046 | G4cout << "WARNING: for " << particle->GetParticleName() |
---|
| 1047 | << " and " << GetProcessName() |
---|
| 1048 | << " E(MeV)= " << finalT/MeV |
---|
| 1049 | << " preLambda= " << preStepLambda |
---|
| 1050 | << " < " << lx << " (postLambda) " |
---|
| 1051 | << G4endl; |
---|
| 1052 | nWarnings++; |
---|
| 1053 | } |
---|
| 1054 | */ |
---|
| 1055 | if(preStepLambda*G4UniformRand() > lx) { |
---|
| 1056 | ClearNumberOfInteractionLengthLeft(); |
---|
| 1057 | return &fParticleChange; |
---|
| 1058 | } |
---|
| 1059 | } |
---|
| 1060 | |
---|
| 1061 | G4VEmModel* currentModel = SelectModel(postStepScaledEnergy); |
---|
| 1062 | const G4DynamicParticle* dynParticle = track.GetDynamicParticle(); |
---|
| 1063 | G4double tcut = (*theCuts)[currentMaterialIndex]; |
---|
| 1064 | |
---|
| 1065 | // sample secondaries |
---|
| 1066 | secParticles.clear(); |
---|
| 1067 | currentModel->SampleSecondaries(&secParticles, currentCouple, dynParticle, tcut); |
---|
| 1068 | |
---|
| 1069 | // save secondaries |
---|
| 1070 | G4int num = secParticles.size(); |
---|
| 1071 | if(num > 0) { |
---|
| 1072 | fParticleChange.SetNumberOfSecondaries(num); |
---|
| 1073 | for (G4int i=0; i<num; i++) { |
---|
| 1074 | fParticleChange.AddSecondary(secParticles[i]); |
---|
| 1075 | } |
---|
| 1076 | } |
---|
| 1077 | |
---|
| 1078 | /* |
---|
| 1079 | if(-1 < verboseLevel) { |
---|
| 1080 | G4cout << "::PostStepDoIt: Sample secondary; Efin= " |
---|
| 1081 | << fParticleChange.GetProposedKineticEnergy()/MeV |
---|
| 1082 | << " MeV; model= (" << currentModel->LowEnergyLimit() |
---|
| 1083 | << ", " << currentModel->HighEnergyLimit() << ")" |
---|
| 1084 | << " preStepLambda= " << preStepLambda |
---|
| 1085 | << " dir= " << track.GetMomentumDirection() |
---|
| 1086 | << " status= " << track.GetTrackStatus() |
---|
| 1087 | << G4endl; |
---|
| 1088 | } |
---|
| 1089 | */ |
---|
| 1090 | ClearNumberOfInteractionLengthLeft(); |
---|
| 1091 | return &fParticleChange; |
---|
| 1092 | } |
---|
| 1093 | |
---|
| 1094 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
| 1095 | |
---|
| 1096 | void G4VEnergyLossProcess::PrintInfoDefinition() |
---|
| 1097 | { |
---|
| 1098 | if(0 < verboseLevel) { |
---|
| 1099 | G4cout << G4endl << GetProcessName() << ": tables are built for " |
---|
| 1100 | << particle->GetParticleName() |
---|
| 1101 | << G4endl |
---|
| 1102 | << " dE/dx and range tables from " |
---|
| 1103 | << G4BestUnit(minKinEnergy,"Energy") |
---|
| 1104 | << " to " << G4BestUnit(maxKinEnergy,"Energy") |
---|
| 1105 | << " in " << nBins << " bins." << G4endl |
---|
| 1106 | << " Lambda tables from threshold to " |
---|
| 1107 | << G4BestUnit(maxKinEnergy,"Energy") |
---|
| 1108 | << " in " << nBins << " bins." |
---|
| 1109 | << G4endl; |
---|
| 1110 | PrintInfo(); |
---|
| 1111 | if(theRangeTableForLoss && isIonisation) |
---|
| 1112 | G4cout << " Step function: finalRange(mm)= " << finalRange/mm |
---|
| 1113 | << ", dRoverRange= " << dRoverRange |
---|
| 1114 | << ", integral: " << integral |
---|
| 1115 | << ", fluct: " << lossFluctuationFlag |
---|
| 1116 | << G4endl; |
---|
| 1117 | |
---|
| 1118 | if(theCSDARangeTable && isIonisation) |
---|
| 1119 | G4cout << " CSDA range table up" |
---|
| 1120 | << " to " << G4BestUnit(maxKinEnergyCSDA,"Energy") |
---|
| 1121 | << " in " << nBinsCSDA << " bins." << G4endl; |
---|
| 1122 | |
---|
| 1123 | if(nSCoffRegions>0) |
---|
| 1124 | G4cout << " Subcutoff sampling in " << nSCoffRegions |
---|
| 1125 | << " regions" << G4endl; |
---|
| 1126 | |
---|
| 1127 | if(2 < verboseLevel) { |
---|
| 1128 | G4cout << "DEDXTable address= " << theDEDXTable << G4endl; |
---|
| 1129 | if(theDEDXTable && isIonisation) G4cout << (*theDEDXTable) << G4endl; |
---|
| 1130 | G4cout << "non restricted DEDXTable address= " |
---|
| 1131 | << theDEDXunRestrictedTable << G4endl; |
---|
| 1132 | if(theDEDXunRestrictedTable && isIonisation) |
---|
| 1133 | G4cout << (*theDEDXunRestrictedTable) << G4endl; |
---|
| 1134 | if(theDEDXSubTable && isIonisation) G4cout << (*theDEDXSubTable) |
---|
| 1135 | << G4endl; |
---|
| 1136 | G4cout << "CSDARangeTable address= " << theCSDARangeTable |
---|
| 1137 | << G4endl; |
---|
| 1138 | if(theCSDARangeTable && isIonisation) G4cout << (*theCSDARangeTable) |
---|
| 1139 | << G4endl; |
---|
| 1140 | G4cout << "RangeTableForLoss address= " << theRangeTableForLoss |
---|
| 1141 | << G4endl; |
---|
| 1142 | if(theRangeTableForLoss && isIonisation) |
---|
| 1143 | G4cout << (*theRangeTableForLoss) << G4endl; |
---|
| 1144 | G4cout << "InverseRangeTable address= " << theInverseRangeTable |
---|
| 1145 | << G4endl; |
---|
| 1146 | if(theInverseRangeTable && isIonisation) |
---|
| 1147 | G4cout << (*theInverseRangeTable) << G4endl; |
---|
| 1148 | G4cout << "LambdaTable address= " << theLambdaTable << G4endl; |
---|
| 1149 | if(theLambdaTable && isIonisation) G4cout << (*theLambdaTable) << G4endl; |
---|
| 1150 | G4cout << "SubLambdaTable address= " << theSubLambdaTable << G4endl; |
---|
| 1151 | if(theSubLambdaTable && isIonisation) G4cout << (*theSubLambdaTable) |
---|
| 1152 | << G4endl; |
---|
| 1153 | } |
---|
| 1154 | } |
---|
| 1155 | } |
---|
| 1156 | |
---|
| 1157 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
| 1158 | |
---|
| 1159 | void G4VEnergyLossProcess::SetDEDXTable(G4PhysicsTable* p, G4EmTableType tType) |
---|
| 1160 | { |
---|
| 1161 | if(fTotal == tType && theDEDXunRestrictedTable != p) { |
---|
| 1162 | if(theDEDXunRestrictedTable) theDEDXunRestrictedTable->clearAndDestroy(); |
---|
| 1163 | theDEDXunRestrictedTable = p; |
---|
| 1164 | if(p) { |
---|
| 1165 | size_t n = p->length(); |
---|
| 1166 | G4PhysicsVector* pv = (*p)[0]; |
---|
| 1167 | G4double emax = maxKinEnergyCSDA; |
---|
| 1168 | G4bool b; |
---|
| 1169 | theDEDXAtMaxEnergy = new G4double [n]; |
---|
| 1170 | |
---|
| 1171 | for (size_t i=0; i<n; i++) { |
---|
| 1172 | pv = (*p)[i]; |
---|
| 1173 | G4double dedx = pv->GetValue(emax, b); |
---|
| 1174 | theDEDXAtMaxEnergy[i] = dedx; |
---|
| 1175 | //G4cout << "i= " << i << " emax(MeV)= " << emax/MeV<< " dedx= " |
---|
| 1176 | //<< dedx << G4endl; |
---|
| 1177 | } |
---|
| 1178 | } |
---|
| 1179 | |
---|
| 1180 | } else if(fRestricted == tType) { |
---|
| 1181 | theDEDXTable = p; |
---|
| 1182 | } else if(fSubRestricted == tType) { |
---|
| 1183 | theDEDXSubTable = p; |
---|
| 1184 | } else if(fIonisation == tType && theIonisationTable != p) { |
---|
| 1185 | if(theIonisationTable) theIonisationTable->clearAndDestroy(); |
---|
| 1186 | theIonisationTable = p; |
---|
| 1187 | } else if(fSubIonisation == tType && theIonisationSubTable != p) { |
---|
| 1188 | if(theIonisationSubTable) theIonisationSubTable->clearAndDestroy(); |
---|
| 1189 | theIonisationSubTable = p; |
---|
| 1190 | } |
---|
| 1191 | } |
---|
| 1192 | |
---|
| 1193 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
| 1194 | |
---|
| 1195 | void G4VEnergyLossProcess::SetCSDARangeTable(G4PhysicsTable* p) |
---|
| 1196 | { |
---|
| 1197 | if(theCSDARangeTable != p) theCSDARangeTable = p; |
---|
| 1198 | |
---|
| 1199 | if(p) { |
---|
| 1200 | size_t n = p->length(); |
---|
| 1201 | G4PhysicsVector* pv = (*p)[0]; |
---|
| 1202 | G4double emax = maxKinEnergyCSDA; |
---|
| 1203 | G4bool b; |
---|
| 1204 | theRangeAtMaxEnergy = new G4double [n]; |
---|
| 1205 | |
---|
| 1206 | for (size_t i=0; i<n; i++) { |
---|
| 1207 | pv = (*p)[i]; |
---|
| 1208 | G4double r2 = pv->GetValue(emax, b); |
---|
| 1209 | theRangeAtMaxEnergy[i] = r2; |
---|
| 1210 | //G4cout << "i= " << i << " e2(MeV)= " << emax/MeV << " r2= " |
---|
| 1211 | //<< r2<< G4endl; |
---|
| 1212 | } |
---|
| 1213 | } |
---|
| 1214 | } |
---|
| 1215 | |
---|
| 1216 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
| 1217 | |
---|
| 1218 | void G4VEnergyLossProcess::SetRangeTableForLoss(G4PhysicsTable* p) |
---|
| 1219 | { |
---|
| 1220 | if(theRangeTableForLoss != p) { |
---|
| 1221 | theRangeTableForLoss = p; |
---|
| 1222 | if(1 < verboseLevel) { |
---|
| 1223 | G4cout << "### Set Range table " << p |
---|
| 1224 | << " for " << particle->GetParticleName() |
---|
| 1225 | << " and process " << GetProcessName() << G4endl; |
---|
| 1226 | } |
---|
| 1227 | } |
---|
| 1228 | } |
---|
| 1229 | |
---|
| 1230 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
| 1231 | |
---|
| 1232 | void G4VEnergyLossProcess::SetSecondaryRangeTable(G4PhysicsTable* p) |
---|
| 1233 | { |
---|
| 1234 | if(theSecondaryRangeTable != p) { |
---|
| 1235 | theSecondaryRangeTable = p; |
---|
| 1236 | if(1 < verboseLevel) { |
---|
| 1237 | G4cout << "### Set SecondaryRange table " << p |
---|
| 1238 | << " for " << particle->GetParticleName() |
---|
| 1239 | << " and process " << GetProcessName() << G4endl; |
---|
| 1240 | } |
---|
| 1241 | } |
---|
| 1242 | } |
---|
| 1243 | |
---|
| 1244 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
| 1245 | |
---|
| 1246 | void G4VEnergyLossProcess::SetInverseRangeTable(G4PhysicsTable* p) |
---|
| 1247 | { |
---|
| 1248 | if(theInverseRangeTable != p) { |
---|
| 1249 | theInverseRangeTable = p; |
---|
| 1250 | if(1 < verboseLevel) { |
---|
| 1251 | G4cout << "### Set InverseRange table " << p |
---|
| 1252 | << " for " << particle->GetParticleName() |
---|
| 1253 | << " and process " << GetProcessName() << G4endl; |
---|
| 1254 | } |
---|
| 1255 | } |
---|
| 1256 | } |
---|
| 1257 | |
---|
| 1258 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
| 1259 | |
---|
| 1260 | void G4VEnergyLossProcess::SetLambdaTable(G4PhysicsTable* p) |
---|
| 1261 | { |
---|
| 1262 | if(1 < verboseLevel) { |
---|
| 1263 | G4cout << "### Set Lambda table " << p |
---|
| 1264 | << " for " << particle->GetParticleName() |
---|
| 1265 | << " and process " << GetProcessName() << G4endl; |
---|
| 1266 | } |
---|
| 1267 | if(theLambdaTable != p) theLambdaTable = p; |
---|
| 1268 | tablesAreBuilt = true; |
---|
| 1269 | |
---|
| 1270 | if(p) { |
---|
| 1271 | size_t n = p->length(); |
---|
| 1272 | G4PhysicsVector* pv = (*p)[0]; |
---|
| 1273 | G4double e, s, smax, emax; |
---|
| 1274 | theEnergyOfCrossSectionMax = new G4double [n]; |
---|
| 1275 | theCrossSectionMax = new G4double [n]; |
---|
| 1276 | G4bool b; |
---|
| 1277 | |
---|
| 1278 | for (size_t i=0; i<n; i++) { |
---|
| 1279 | pv = (*p)[i]; |
---|
| 1280 | emax = DBL_MAX; |
---|
| 1281 | smax = 0.0; |
---|
| 1282 | if(pv) { |
---|
| 1283 | size_t nb = pv->GetVectorLength(); |
---|
| 1284 | emax = pv->GetLowEdgeEnergy(nb); |
---|
| 1285 | for (size_t j=0; j<nb; j++) { |
---|
| 1286 | e = pv->GetLowEdgeEnergy(j); |
---|
| 1287 | s = pv->GetValue(e,b); |
---|
| 1288 | if(s > smax) { |
---|
| 1289 | smax = s; |
---|
| 1290 | emax = e; |
---|
| 1291 | } |
---|
| 1292 | } |
---|
| 1293 | } |
---|
| 1294 | theEnergyOfCrossSectionMax[i] = emax; |
---|
| 1295 | theCrossSectionMax[i] = smax; |
---|
| 1296 | if(1 < verboseLevel) { |
---|
| 1297 | G4cout << "For " << particle->GetParticleName() |
---|
| 1298 | << " Max CS at i= " << i << " emax(MeV)= " << emax/MeV |
---|
| 1299 | << " lambda= " << smax << G4endl; |
---|
| 1300 | } |
---|
| 1301 | } |
---|
| 1302 | } |
---|
| 1303 | } |
---|
| 1304 | |
---|
| 1305 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
| 1306 | |
---|
| 1307 | void G4VEnergyLossProcess::SetSubLambdaTable(G4PhysicsTable* p) |
---|
| 1308 | { |
---|
| 1309 | if(theSubLambdaTable != p) { |
---|
| 1310 | theSubLambdaTable = p; |
---|
| 1311 | if(1 < verboseLevel) { |
---|
| 1312 | G4cout << "### Set SebLambda table " << p |
---|
| 1313 | << " for " << particle->GetParticleName() |
---|
| 1314 | << " and process " << GetProcessName() << G4endl; |
---|
| 1315 | } |
---|
| 1316 | } |
---|
| 1317 | } |
---|
| 1318 | |
---|
| 1319 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
| 1320 | |
---|
| 1321 | G4PhysicsVector* G4VEnergyLossProcess::LambdaPhysicsVector( |
---|
| 1322 | const G4MaterialCutsCouple* couple, G4double cut) |
---|
| 1323 | { |
---|
| 1324 | // G4double cut = (*theCuts)[couple->GetIndex()]; |
---|
| 1325 | // G4int nbins = nLambdaBins; |
---|
| 1326 | G4double tmin = |
---|
| 1327 | std::max(MinPrimaryEnergy(particle, couple->GetMaterial(), cut), |
---|
| 1328 | minKinEnergy); |
---|
| 1329 | if(tmin >= maxKinEnergy) tmin = 0.5*maxKinEnergy; |
---|
| 1330 | G4PhysicsVector* v = new G4PhysicsLogVector(tmin, maxKinEnergy, nBins); |
---|
| 1331 | return v; |
---|
| 1332 | } |
---|
| 1333 | |
---|
| 1334 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
| 1335 | |
---|
| 1336 | G4double G4VEnergyLossProcess::MicroscopicCrossSection( |
---|
| 1337 | G4double kineticEnergy, const G4MaterialCutsCouple* couple) |
---|
| 1338 | { |
---|
| 1339 | // Cross section per atom is calculated |
---|
| 1340 | DefineMaterial(couple); |
---|
| 1341 | G4double cross = 0.0; |
---|
| 1342 | G4bool b; |
---|
| 1343 | if(theLambdaTable) |
---|
| 1344 | cross = |
---|
| 1345 | ((*theLambdaTable)[currentMaterialIndex])->GetValue(kineticEnergy, b)/ |
---|
| 1346 | currentMaterial->GetTotNbOfAtomsPerVolume(); |
---|
| 1347 | |
---|
| 1348 | return cross; |
---|
| 1349 | } |
---|
| 1350 | |
---|
| 1351 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
| 1352 | |
---|
| 1353 | G4bool G4VEnergyLossProcess::StorePhysicsTable( |
---|
| 1354 | const G4ParticleDefinition* part, const G4String& directory, |
---|
| 1355 | G4bool ascii) |
---|
| 1356 | { |
---|
| 1357 | G4bool res = true; |
---|
| 1358 | if ( baseParticle || part != particle ) return res; |
---|
| 1359 | |
---|
| 1360 | if ( theDEDXTable ) { |
---|
| 1361 | const G4String name = GetPhysicsTableFileName(part,directory,"DEDX",ascii); |
---|
| 1362 | if( !theDEDXTable->StorePhysicsTable(name,ascii)) res = false; |
---|
| 1363 | } |
---|
| 1364 | |
---|
| 1365 | if ( theDEDXunRestrictedTable ) { |
---|
| 1366 | const G4String name = |
---|
| 1367 | GetPhysicsTableFileName(part,directory,"DEDXnr",ascii); |
---|
| 1368 | if( !theDEDXTable->StorePhysicsTable(name,ascii)) res = false; |
---|
| 1369 | } |
---|
| 1370 | |
---|
| 1371 | if ( theDEDXSubTable ) { |
---|
| 1372 | const G4String name = |
---|
| 1373 | GetPhysicsTableFileName(part,directory,"SubDEDX",ascii); |
---|
| 1374 | if( !theDEDXSubTable->StorePhysicsTable(name,ascii)) res = false; |
---|
| 1375 | } |
---|
| 1376 | |
---|
| 1377 | if ( theIonisationTable ) { |
---|
| 1378 | const G4String name = |
---|
| 1379 | GetPhysicsTableFileName(part,directory,"Ionisation",ascii); |
---|
| 1380 | if( !theIonisationTable->StorePhysicsTable(name,ascii)) res = false; |
---|
| 1381 | } |
---|
| 1382 | |
---|
| 1383 | if ( theIonisationSubTable ) { |
---|
| 1384 | const G4String name = |
---|
| 1385 | GetPhysicsTableFileName(part,directory,"SubIonisation",ascii); |
---|
| 1386 | if( !theIonisationSubTable->StorePhysicsTable(name,ascii)) res = false; |
---|
| 1387 | } |
---|
| 1388 | |
---|
| 1389 | if ( theCSDARangeTable && isIonisation ) { |
---|
| 1390 | const G4String name = |
---|
| 1391 | GetPhysicsTableFileName(part,directory,"CSDARange",ascii); |
---|
| 1392 | if( !theCSDARangeTable->StorePhysicsTable(name,ascii)) res = false; |
---|
| 1393 | } |
---|
| 1394 | |
---|
| 1395 | if ( theRangeTableForLoss && isIonisation ) { |
---|
| 1396 | const G4String name = |
---|
| 1397 | GetPhysicsTableFileName(part,directory,"Range",ascii); |
---|
| 1398 | if( !theRangeTableForLoss->StorePhysicsTable(name,ascii)) res = false; |
---|
| 1399 | } |
---|
| 1400 | |
---|
| 1401 | if ( theInverseRangeTable && isIonisation ) { |
---|
| 1402 | const G4String name = |
---|
| 1403 | GetPhysicsTableFileName(part,directory,"InverseRange",ascii); |
---|
| 1404 | if( !theInverseRangeTable->StorePhysicsTable(name,ascii)) res = false; |
---|
| 1405 | } |
---|
| 1406 | |
---|
| 1407 | if ( theLambdaTable && isIonisation) { |
---|
| 1408 | const G4String name = |
---|
| 1409 | GetPhysicsTableFileName(part,directory,"Lambda",ascii); |
---|
| 1410 | if( !theLambdaTable->StorePhysicsTable(name,ascii)) res = false; |
---|
| 1411 | } |
---|
| 1412 | |
---|
| 1413 | if ( theSubLambdaTable && isIonisation) { |
---|
| 1414 | const G4String name = |
---|
| 1415 | GetPhysicsTableFileName(part,directory,"SubLambda",ascii); |
---|
| 1416 | if( !theSubLambdaTable->StorePhysicsTable(name,ascii)) res = false; |
---|
| 1417 | } |
---|
| 1418 | if ( res ) { |
---|
| 1419 | if(0 < verboseLevel) { |
---|
| 1420 | G4cout << "Physics tables are stored for " << particle->GetParticleName() |
---|
| 1421 | << " and process " << GetProcessName() |
---|
| 1422 | << " in the directory <" << directory |
---|
| 1423 | << "> " << G4endl; |
---|
| 1424 | } |
---|
| 1425 | } else { |
---|
| 1426 | G4cout << "Fail to store Physics Tables for " |
---|
| 1427 | << particle->GetParticleName() |
---|
| 1428 | << " and process " << GetProcessName() |
---|
| 1429 | << " in the directory <" << directory |
---|
| 1430 | << "> " << G4endl; |
---|
| 1431 | } |
---|
| 1432 | return res; |
---|
| 1433 | } |
---|
| 1434 | |
---|
| 1435 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo..... |
---|
| 1436 | |
---|
| 1437 | G4bool G4VEnergyLossProcess::RetrievePhysicsTable( |
---|
| 1438 | const G4ParticleDefinition* part, const G4String& directory, |
---|
| 1439 | G4bool ascii) |
---|
| 1440 | { |
---|
| 1441 | G4bool res = true; |
---|
| 1442 | const G4String particleName = part->GetParticleName(); |
---|
| 1443 | |
---|
| 1444 | if(1 < verboseLevel) { |
---|
| 1445 | G4cout << "G4VEnergyLossProcess::RetrievePhysicsTable() for " |
---|
| 1446 | << particleName << " and process " << GetProcessName() |
---|
| 1447 | << "; tables_are_built= " << tablesAreBuilt |
---|
| 1448 | << G4endl; |
---|
| 1449 | } |
---|
| 1450 | if(particle == part) { |
---|
| 1451 | |
---|
| 1452 | G4bool yes = true; |
---|
| 1453 | G4bool fpi = true; |
---|
| 1454 | if ( !baseParticle ) { |
---|
| 1455 | G4String filename; |
---|
| 1456 | |
---|
| 1457 | filename = GetPhysicsTableFileName(part,directory,"DEDX",ascii); |
---|
| 1458 | yes = theDEDXTable->ExistPhysicsTable(filename); |
---|
| 1459 | if(yes) yes = G4PhysicsTableHelper::RetrievePhysicsTable( |
---|
| 1460 | theDEDXTable,filename,ascii); |
---|
| 1461 | if(yes) { |
---|
| 1462 | if (0 < verboseLevel) { |
---|
| 1463 | G4cout << "DEDX table for " << particleName |
---|
| 1464 | << " is Retrieved from <" |
---|
| 1465 | << filename << ">" |
---|
| 1466 | << G4endl; |
---|
| 1467 | } |
---|
| 1468 | } else { |
---|
| 1469 | fpi = false; |
---|
| 1470 | if (1 < verboseLevel) { |
---|
| 1471 | G4cout << "DEDX table for " << particleName << " from file <" |
---|
| 1472 | << filename << "> is not Retrieved" |
---|
| 1473 | << G4endl; |
---|
| 1474 | } |
---|
| 1475 | } |
---|
| 1476 | |
---|
| 1477 | filename = GetPhysicsTableFileName(part,directory,"Range",ascii); |
---|
| 1478 | yes = theRangeTableForLoss->ExistPhysicsTable(filename); |
---|
| 1479 | if(yes) yes = G4PhysicsTableHelper::RetrievePhysicsTable( |
---|
| 1480 | theRangeTableForLoss,filename,ascii); |
---|
| 1481 | if(yes) { |
---|
| 1482 | if (0 < verboseLevel) { |
---|
| 1483 | G4cout << "Range table for loss for " << particleName |
---|
| 1484 | << " is Retrieved from <" |
---|
| 1485 | << filename << ">" |
---|
| 1486 | << G4endl; |
---|
| 1487 | } |
---|
| 1488 | } else { |
---|
| 1489 | if(fpi) { |
---|
| 1490 | res = false; |
---|
| 1491 | G4cout << "Range table for loss for " << particleName |
---|
| 1492 | << " from file <" |
---|
| 1493 | << filename << "> is not Retrieved" |
---|
| 1494 | << G4endl; |
---|
| 1495 | } |
---|
| 1496 | } |
---|
| 1497 | |
---|
| 1498 | filename = GetPhysicsTableFileName(part,directory,"DEDXnr",ascii); |
---|
| 1499 | yes = theDEDXunRestrictedTable->ExistPhysicsTable(filename); |
---|
| 1500 | if(yes) yes = G4PhysicsTableHelper::RetrievePhysicsTable( |
---|
| 1501 | theDEDXunRestrictedTable,filename,ascii); |
---|
| 1502 | if(yes) { |
---|
| 1503 | if (0 < verboseLevel) { |
---|
| 1504 | G4cout << "Non-restricted DEDX table for " << particleName |
---|
| 1505 | << " is Retrieved from <" |
---|
| 1506 | << filename << ">" |
---|
| 1507 | << G4endl; |
---|
| 1508 | } |
---|
| 1509 | } else { |
---|
| 1510 | if (1 < verboseLevel) { |
---|
| 1511 | G4cout << "Non-restricted DEDX table for " << particleName |
---|
| 1512 | << " from file <" |
---|
| 1513 | << filename << "> is not Retrieved" |
---|
| 1514 | << G4endl; |
---|
| 1515 | } |
---|
| 1516 | } |
---|
| 1517 | |
---|
| 1518 | filename = GetPhysicsTableFileName(part,directory,"CSDARange",ascii); |
---|
| 1519 | yes = theCSDARangeTable->ExistPhysicsTable(filename); |
---|
| 1520 | if(yes) yes = G4PhysicsTableHelper::RetrievePhysicsTable( |
---|
| 1521 | theCSDARangeTable,filename,ascii); |
---|
| 1522 | if(yes) { |
---|
| 1523 | if (0 < verboseLevel) { |
---|
| 1524 | G4cout << "CSDA Range table for " << particleName |
---|
| 1525 | << " is Retrieved from <" |
---|
| 1526 | << filename << ">" |
---|
| 1527 | << G4endl; |
---|
| 1528 | } |
---|
| 1529 | } else { |
---|
| 1530 | G4cout << "CSDA Range table for loss for " << particleName |
---|
| 1531 | << " does not exist" |
---|
| 1532 | << G4endl; |
---|
| 1533 | } |
---|
| 1534 | |
---|
| 1535 | filename = GetPhysicsTableFileName(part,directory,"InverseRange",ascii); |
---|
| 1536 | yes = theInverseRangeTable->ExistPhysicsTable(filename); |
---|
| 1537 | if(yes) yes = G4PhysicsTableHelper::RetrievePhysicsTable( |
---|
| 1538 | theInverseRangeTable,filename,ascii); |
---|
| 1539 | if(yes) { |
---|
| 1540 | if (0 < verboseLevel) { |
---|
| 1541 | G4cout << "InverseRange table for " << particleName |
---|
| 1542 | << " is Retrieved from <" |
---|
| 1543 | << filename << ">" |
---|
| 1544 | << G4endl; |
---|
| 1545 | } |
---|
| 1546 | } else { |
---|
| 1547 | if(fpi) { |
---|
| 1548 | res = false; |
---|
| 1549 | G4cout << "InverseRange table for " << particleName |
---|
| 1550 | << " from file <" |
---|
| 1551 | << filename << "> is not Retrieved" |
---|
| 1552 | << G4endl; |
---|
| 1553 | |
---|
| 1554 | } |
---|
| 1555 | } |
---|
| 1556 | |
---|
| 1557 | filename = GetPhysicsTableFileName(part,directory,"Lambda",ascii); |
---|
| 1558 | yes = theLambdaTable->ExistPhysicsTable(filename); |
---|
| 1559 | if(yes) yes = G4PhysicsTableHelper::RetrievePhysicsTable( |
---|
| 1560 | theLambdaTable,filename,ascii); |
---|
| 1561 | if(yes) { |
---|
| 1562 | if (0 < verboseLevel) { |
---|
| 1563 | G4cout << "Lambda table for " << particleName |
---|
| 1564 | << " is Retrieved from <" |
---|
| 1565 | << filename << ">" |
---|
| 1566 | << G4endl; |
---|
| 1567 | } |
---|
| 1568 | } else { |
---|
| 1569 | if(fpi) { |
---|
| 1570 | res = false; |
---|
| 1571 | G4cout << "Lambda table for " << particleName << " from file <" |
---|
| 1572 | << filename << "> is not Retrieved" |
---|
| 1573 | << G4endl; |
---|
| 1574 | } |
---|
| 1575 | } |
---|
| 1576 | |
---|
| 1577 | filename = GetPhysicsTableFileName(part,directory,"SubDEDX",ascii); |
---|
| 1578 | yes = theDEDXSubTable->ExistPhysicsTable(filename); |
---|
| 1579 | if(yes) yes = G4PhysicsTableHelper::RetrievePhysicsTable( |
---|
| 1580 | theDEDXSubTable,filename,ascii); |
---|
| 1581 | if(yes) { |
---|
| 1582 | if (0 < verboseLevel) { |
---|
| 1583 | G4cout << "SubDEDX table for " << particleName |
---|
| 1584 | << " is Retrieved from <" |
---|
| 1585 | << filename << ">" |
---|
| 1586 | << G4endl; |
---|
| 1587 | } |
---|
| 1588 | } else { |
---|
| 1589 | if(nSCoffRegions) { |
---|
| 1590 | res=false; |
---|
| 1591 | G4cout << "SubDEDX table for " << particleName << " from file <" |
---|
| 1592 | << filename << "> is not Retrieved" |
---|
| 1593 | << G4endl; |
---|
| 1594 | } |
---|
| 1595 | } |
---|
| 1596 | |
---|
| 1597 | filename = GetPhysicsTableFileName(part,directory,"SubLambda",ascii); |
---|
| 1598 | yes = theSubLambdaTable->ExistPhysicsTable(filename); |
---|
| 1599 | if(yes) yes = G4PhysicsTableHelper::RetrievePhysicsTable( |
---|
| 1600 | theSubLambdaTable,filename,ascii); |
---|
| 1601 | if(yes) { |
---|
| 1602 | if (0 < verboseLevel) { |
---|
| 1603 | G4cout << "SubLambda table for " << particleName |
---|
| 1604 | << " is Retrieved from <" |
---|
| 1605 | << filename << ">" |
---|
| 1606 | << G4endl; |
---|
| 1607 | } |
---|
| 1608 | } else { |
---|
| 1609 | if(nSCoffRegions) { |
---|
| 1610 | res=false; |
---|
| 1611 | G4cout << "SubLambda table for " << particleName << " from file <" |
---|
| 1612 | << filename << "> is not Retrieved" |
---|
| 1613 | << G4endl; |
---|
| 1614 | } |
---|
| 1615 | } |
---|
| 1616 | |
---|
| 1617 | filename = GetPhysicsTableFileName(part,directory,"Ionisation",ascii); |
---|
| 1618 | yes = theIonisationTable->ExistPhysicsTable(filename); |
---|
| 1619 | if(yes) { |
---|
| 1620 | theIonisationTable = |
---|
| 1621 | G4PhysicsTableHelper::PreparePhysicsTable(theIonisationTable); |
---|
| 1622 | |
---|
| 1623 | yes = G4PhysicsTableHelper::RetrievePhysicsTable( |
---|
| 1624 | theIonisationTable,filename,ascii); |
---|
| 1625 | } |
---|
| 1626 | if(yes) { |
---|
| 1627 | if (0 < verboseLevel) { |
---|
| 1628 | G4cout << "Ionisation table for " << particleName |
---|
| 1629 | << " is Retrieved from <" |
---|
| 1630 | << filename << ">" |
---|
| 1631 | << G4endl; |
---|
| 1632 | } |
---|
| 1633 | } |
---|
| 1634 | |
---|
| 1635 | filename = GetPhysicsTableFileName(part,directory,"SubIonisation",ascii); |
---|
| 1636 | yes = theIonisationSubTable->ExistPhysicsTable(filename); |
---|
| 1637 | if(yes) { |
---|
| 1638 | theIonisationSubTable = |
---|
| 1639 | G4PhysicsTableHelper::PreparePhysicsTable(theIonisationSubTable); |
---|
| 1640 | yes = G4PhysicsTableHelper::RetrievePhysicsTable( |
---|
| 1641 | theIonisationSubTable,filename,ascii); |
---|
| 1642 | } |
---|
| 1643 | if(yes) { |
---|
| 1644 | if (0 < verboseLevel) { |
---|
| 1645 | G4cout << "SubIonisation table for " << particleName |
---|
| 1646 | << " is Retrieved from <" |
---|
| 1647 | << filename << ">" |
---|
| 1648 | << G4endl; |
---|
| 1649 | } |
---|
| 1650 | } |
---|
| 1651 | } |
---|
| 1652 | } |
---|
| 1653 | |
---|
| 1654 | return res; |
---|
| 1655 | } |
---|
| 1656 | |
---|
| 1657 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
| 1658 | |
---|
| 1659 | void G4VEnergyLossProcess::AddCollaborativeProcess( |
---|
| 1660 | G4VEnergyLossProcess* p) |
---|
| 1661 | { |
---|
| 1662 | G4bool add = true; |
---|
| 1663 | if(nProcesses > 0) { |
---|
| 1664 | for(G4int i=0; i<nProcesses; i++) { |
---|
| 1665 | if(p == scProcesses[i]) { |
---|
| 1666 | add = false; |
---|
| 1667 | break; |
---|
| 1668 | } |
---|
| 1669 | } |
---|
| 1670 | } |
---|
| 1671 | if(add) { |
---|
| 1672 | scProcesses.push_back(p); |
---|
| 1673 | nProcesses++; |
---|
| 1674 | if (0 < verboseLevel) |
---|
| 1675 | G4cout << "### The process " << p->GetProcessName() |
---|
| 1676 | << " is added to the list of collaborative processes of " |
---|
| 1677 | << GetProcessName() << G4endl; |
---|
| 1678 | } |
---|
| 1679 | } |
---|
| 1680 | |
---|
| 1681 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
| 1682 | |
---|
| 1683 | G4double G4VEnergyLossProcess::GetDEDXDispersion( |
---|
| 1684 | const G4MaterialCutsCouple *couple, |
---|
| 1685 | const G4DynamicParticle* dp, |
---|
| 1686 | G4double length) |
---|
| 1687 | { |
---|
| 1688 | DefineMaterial(couple); |
---|
| 1689 | G4double ekin = dp->GetKineticEnergy(); |
---|
| 1690 | G4VEmModel* currentModel = SelectModel(ekin*massRatio); |
---|
| 1691 | G4double tmax = currentModel->MaxSecondaryKinEnergy(dp); |
---|
| 1692 | tmax = std::min(tmax,(*theCuts)[currentMaterialIndex]); |
---|
| 1693 | G4double d = 0.0; |
---|
| 1694 | G4VEmFluctuationModel* fm = currentModel->GetModelOfFluctuations(); |
---|
| 1695 | if(fm) d = fm->Dispersion(currentMaterial,dp,tmax,length); |
---|
| 1696 | return d; |
---|
| 1697 | } |
---|
| 1698 | |
---|
| 1699 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
| 1700 | |
---|
| 1701 | void G4VEnergyLossProcess::ActivateDeexcitation(G4bool, const G4Region*) |
---|
| 1702 | {} |
---|
| 1703 | |
---|
| 1704 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
| 1705 | |
---|