[819] | 1 | // |
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| 2 | // ******************************************************************** |
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| 3 | // * License and Disclaimer * |
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| 4 | // * * |
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| 5 | // * The Geant4 software is copyright of the Copyright Holders of * |
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| 6 | // * the Geant4 Collaboration. It is provided under the terms and * |
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| 7 | // * conditions of the Geant4 Software License, included in the file * |
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| 8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
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| 9 | // * include a list of copyright holders. * |
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| 10 | // * * |
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| 11 | // * Neither the authors of this software system, nor their employing * |
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| 12 | // * institutes,nor the agencies providing financial support for this * |
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| 13 | // * work make any representation or warranty, express or implied, * |
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| 14 | // * regarding this software system or assume any liability for its * |
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| 15 | // * use. Please see the license in the file LICENSE and URL above * |
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| 16 | // * for the full disclaimer and the limitation of liability. * |
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| 17 | // * * |
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| 18 | // * This code implementation is the result of the scientific and * |
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| 19 | // * technical work of the GEANT4 collaboration. * |
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| 20 | // * By using, copying, modifying or distributing the software (or * |
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| 21 | // * any work based on the software) you agree to acknowledge its * |
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| 22 | // * use in resulting scientific publications, and indicate your * |
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| 23 | // * acceptance of all terms of the Geant4 Software license. * |
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| 24 | // ******************************************************************** |
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| 25 | // |
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[1196] | 26 | // $Id: G4EmModelManager.cc,v 1.58 2009/10/29 18:07:08 vnivanch Exp $ |
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[1228] | 27 | // GEANT4 tag $Name: geant4-09-03 $ |
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[819] | 28 | // |
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| 29 | // ------------------------------------------------------------------- |
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| 30 | // |
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| 31 | // GEANT4 Class file |
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| 32 | // |
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| 33 | // |
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| 34 | // File name: G4EmModelManager |
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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: 07.05.2002 |
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| 39 | // |
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| 40 | // Modifications: |
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| 41 | // |
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| 42 | // 23-12-02 V.Ivanchenko change interface in order to move |
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| 43 | // to cut per region |
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| 44 | // 20-01-03 Migrade to cut per region (V.Ivanchenko) |
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| 45 | // 24-01-03 Make models region aware (V.Ivanchenko) |
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| 46 | // 13-02-03 The set of models is defined for region (V.Ivanchenko) |
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| 47 | // 06-03-03 Fix in energy intervals for models (V.Ivanchenko) |
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| 48 | // 13-04-03 Add startFromNull (V.Ivanchenko) |
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| 49 | // 13-05-03 Add calculation of precise range (V.Ivanchenko) |
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| 50 | // 16-07-03 Replace G4Material by G4MaterialCutCouple in dE/dx and CrossSection |
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| 51 | // calculation (V.Ivanchenko) |
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| 52 | // 21-07-03 Add UpdateEmModel method (V.Ivanchenko) |
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| 53 | // 03-11-03 Substitute STL vector for G4RegionModels (V.Ivanchenko) |
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| 54 | // 26-01-04 Fix in energy range conditions (V.Ivanchenko) |
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| 55 | // 24-03-05 Remove check or IsInCharge (V.Ivanchenko) |
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| 56 | // 08-04-05 Major optimisation of internal interfaces (V.Ivantchenko) |
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| 57 | // 18-08-05 Fix cut for e+e- pair production (V.Ivanchenko) |
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| 58 | // 29-11-05 Add protection for arithmetic operations with cut=DBL_MAX (V.Ivanchenko) |
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| 59 | // 20-01-06 Introduce G4EmTableType and reducing number of methods (VI) |
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| 60 | // 13-05-06 Add GetModel by index method (VI) |
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| 61 | // 15-03-07 Add maxCutInRange (V.Ivanchenko) |
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| 62 | // 12-04-07 Add verbosity at destruction (V.Ivanchenko) |
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[1055] | 63 | // 08-04-08 Fixed and simplified initialisation of G4RegionModel (VI) |
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[1196] | 64 | // 03-08-09 Create internal vectors only it is needed (VI) |
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[819] | 65 | // |
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| 66 | // Class Description: |
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| 67 | // |
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| 68 | // It is the unified energy loss process it calculates the continuous |
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| 69 | // energy loss for charged particles using a set of Energy Loss |
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| 70 | // models valid for different energy regions. There are a possibility |
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| 71 | // to create and access to dE/dx and range tables, or to calculate |
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| 72 | // that information on fly. |
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| 73 | // ------------------------------------------------------------------- |
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| 74 | // |
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| 75 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 76 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 77 | |
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| 78 | #include "G4EmModelManager.hh" |
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| 79 | |
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| 80 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 81 | |
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[961] | 82 | G4RegionModels::G4RegionModels(G4int nMod, std::vector<G4int>& indx, |
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| 83 | G4DataVector& lowE, const G4Region* reg) |
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[819] | 84 | { |
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| 85 | nModelsForRegion = nMod; |
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| 86 | theListOfModelIndexes = new G4int [nModelsForRegion]; |
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[961] | 87 | lowKineticEnergy = new G4double [nModelsForRegion+1]; |
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[1196] | 88 | for (G4int i=0; i<nModelsForRegion; ++i) { |
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[961] | 89 | theListOfModelIndexes[i] = indx[i]; |
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[819] | 90 | lowKineticEnergy[i] = lowE[i]; |
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| 91 | } |
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[961] | 92 | lowKineticEnergy[nModelsForRegion] = lowE[nModelsForRegion]; |
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| 93 | theRegion = reg; |
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[819] | 94 | } |
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| 95 | |
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| 96 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 97 | |
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| 98 | G4RegionModels::~G4RegionModels() |
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| 99 | { |
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| 100 | delete [] theListOfModelIndexes; |
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| 101 | delete [] lowKineticEnergy; |
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| 102 | } |
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| 103 | |
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| 104 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 105 | |
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| 106 | #include "G4Step.hh" |
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| 107 | #include "G4ParticleDefinition.hh" |
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| 108 | #include "G4PhysicsVector.hh" |
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| 109 | #include "G4Gamma.hh" |
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| 110 | #include "G4Positron.hh" |
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| 111 | #include "G4MaterialCutsCouple.hh" |
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| 112 | #include "G4ProductionCutsTable.hh" |
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| 113 | #include "G4RegionStore.hh" |
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| 114 | #include "G4Gamma.hh" |
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| 115 | #include "G4Positron.hh" |
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[961] | 116 | #include "G4UnitsTable.hh" |
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[1196] | 117 | #include "G4DataVector.hh" |
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[819] | 118 | |
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| 119 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 120 | |
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| 121 | G4EmModelManager::G4EmModelManager(): |
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| 122 | nEmModels(0), |
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| 123 | nRegions(0), |
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| 124 | particle(0), |
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| 125 | verboseLevel(0) |
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| 126 | { |
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| 127 | maxSubCutInRange = 0.7*mm; |
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[1055] | 128 | models.reserve(4); |
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| 129 | flucModels.reserve(4); |
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| 130 | regions.reserve(4); |
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| 131 | orderOfModels.reserve(4); |
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| 132 | isUsed.reserve(4); |
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[1196] | 133 | severalModels = true; |
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| 134 | currRegionModel = 0; |
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| 135 | currModel = 0; |
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[819] | 136 | } |
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| 137 | |
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| 138 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 139 | |
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| 140 | G4EmModelManager::~G4EmModelManager() |
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| 141 | { |
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[1196] | 142 | verboseLevel = 0; // no verbosity at destruction |
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[819] | 143 | Clear(); |
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| 144 | } |
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| 145 | |
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| 146 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 147 | |
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| 148 | void G4EmModelManager::Clear() |
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| 149 | { |
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| 150 | if(1 < verboseLevel) { |
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[961] | 151 | G4cout << "G4EmModelManager::Clear()" << G4endl; |
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[819] | 152 | } |
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[1196] | 153 | size_t n = setOfRegionModels.size(); |
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| 154 | if(n > 0) { |
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| 155 | for(size_t i=0; i<n; ++i) { |
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| 156 | delete setOfRegionModels[i]; |
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| 157 | setOfRegionModels[i] = 0; |
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[819] | 158 | } |
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| 159 | } |
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| 160 | } |
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| 161 | |
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| 162 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 163 | |
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| 164 | void G4EmModelManager::AddEmModel(G4int num, G4VEmModel* p, |
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| 165 | G4VEmFluctuationModel* fm, const G4Region* r) |
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| 166 | { |
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| 167 | if(!p) { |
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| 168 | G4cout << "G4EmModelManager::AddEmModel WARNING: no model defined." |
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| 169 | << G4endl; |
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| 170 | return; |
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| 171 | } |
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| 172 | models.push_back(p); |
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| 173 | flucModels.push_back(fm); |
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| 174 | regions.push_back(r); |
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| 175 | orderOfModels.push_back(num); |
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[1055] | 176 | isUsed.push_back(0); |
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[819] | 177 | p->DefineForRegion(r); |
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| 178 | nEmModels++; |
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| 179 | } |
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| 180 | |
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| 181 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 182 | |
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| 183 | void G4EmModelManager::UpdateEmModel(const G4String& nam, |
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| 184 | G4double emin, G4double emax) |
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| 185 | { |
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[1055] | 186 | if (nEmModels > 0) { |
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[1196] | 187 | for(G4int i=0; i<nEmModels; ++i) { |
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[819] | 188 | if(nam == models[i]->GetName()) { |
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| 189 | models[i]->SetLowEnergyLimit(emin); |
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| 190 | models[i]->SetHighEnergyLimit(emax); |
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| 191 | break; |
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| 192 | } |
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| 193 | } |
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| 194 | } |
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| 195 | G4cout << "G4EmModelManager::UpdateEmModel WARNING: no model <" |
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| 196 | << nam << "> is found out" |
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| 197 | << G4endl; |
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| 198 | } |
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| 199 | |
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| 200 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 201 | |
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[961] | 202 | G4VEmModel* G4EmModelManager::GetModel(G4int i, G4bool ver) |
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[819] | 203 | { |
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| 204 | G4VEmModel* m = 0; |
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[961] | 205 | if(i >= 0 && i < nEmModels) {m = models[i];} |
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| 206 | else if(verboseLevel > 0 && ver) { |
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[819] | 207 | G4cout << "G4EmModelManager::GetModel WARNING: " |
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| 208 | << "index " << i << " is wrong Nmodels= " |
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[961] | 209 | << nEmModels; |
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| 210 | if(particle) G4cout << " for " << particle->GetParticleName(); |
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| 211 | G4cout<< G4endl; |
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| 212 | } |
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[819] | 213 | return m; |
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| 214 | } |
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| 215 | |
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| 216 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 217 | |
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[1196] | 218 | const G4DataVector* |
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| 219 | G4EmModelManager::Initialise(const G4ParticleDefinition* p, |
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| 220 | const G4ParticleDefinition* secondaryParticle, |
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| 221 | G4double minSubRange, |
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| 222 | G4int val) |
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[819] | 223 | { |
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| 224 | verboseLevel = val; |
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[1055] | 225 | G4String partname = p->GetParticleName(); |
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[819] | 226 | if(1 < verboseLevel) { |
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| 227 | G4cout << "G4EmModelManager::Initialise() for " |
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[1055] | 228 | << partname << G4endl; |
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[819] | 229 | } |
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| 230 | // Are models defined? |
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[1196] | 231 | if(nEmModels < 1) { |
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| 232 | G4Exception("G4EmModelManager::Initialise: no model defined for " + partname); |
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[819] | 233 | } |
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[1196] | 234 | |
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[819] | 235 | particle = p; |
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[1196] | 236 | Clear(); // needed if run is not first |
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[819] | 237 | |
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| 238 | G4RegionStore* regionStore = G4RegionStore::GetInstance(); |
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| 239 | const G4Region* world = |
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| 240 | regionStore->GetRegion("DefaultRegionForTheWorld", false); |
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| 241 | |
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| 242 | // Identify the list of regions with different set of models |
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| 243 | nRegions = 1; |
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[961] | 244 | std::vector<const G4Region*> setr; |
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| 245 | setr.push_back(world); |
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[819] | 246 | G4bool isWorld = false; |
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| 247 | |
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[1196] | 248 | for (G4int ii=0; ii<nEmModels; ++ii) { |
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[819] | 249 | const G4Region* r = regions[ii]; |
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| 250 | if ( r == 0 || r == world) { |
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| 251 | isWorld = true; |
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| 252 | regions[ii] = world; |
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| 253 | } else { |
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| 254 | G4bool newRegion = true; |
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| 255 | if (nRegions>1) { |
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[1196] | 256 | for (G4int j=1; j<nRegions; ++j) { |
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[961] | 257 | if ( r == setr[j] ) newRegion = false; |
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[819] | 258 | } |
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| 259 | } |
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| 260 | if (newRegion) { |
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[961] | 261 | setr.push_back(r); |
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[819] | 262 | nRegions++; |
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| 263 | } |
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| 264 | } |
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| 265 | } |
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[1196] | 266 | // Are models defined? |
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| 267 | if(!isWorld) { |
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| 268 | G4Exception("G4EmModelManager::Initialise: no models defined for " + |
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| 269 | partname + " in the World volume"); |
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| 270 | } |
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[819] | 271 | |
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| 272 | G4ProductionCutsTable* theCoupleTable= |
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| 273 | G4ProductionCutsTable::GetProductionCutsTable(); |
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[1196] | 274 | size_t numOfCouples = theCoupleTable->GetTableSize(); |
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[819] | 275 | |
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[1196] | 276 | // prepare vectors, shortcut for the case of only 1 model |
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| 277 | if(nRegions > 1 && nEmModels > 1) { |
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| 278 | if(numOfCouples > idxOfRegionModels.size()) idxOfRegionModels.resize(numOfCouples); |
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| 279 | } |
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| 280 | size_t nr = 1; |
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| 281 | if(nEmModels > 1) nr = nRegions; |
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| 282 | if(nr > setOfRegionModels.size()) setOfRegionModels.resize(nr); |
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| 283 | |
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[961] | 284 | std::vector<G4int> modelAtRegion(nEmModels); |
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| 285 | std::vector<G4int> modelOrd(nEmModels); |
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[1055] | 286 | G4DataVector eLow(nEmModels+1); |
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[961] | 287 | G4DataVector eHigh(nEmModels); |
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| 288 | |
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[819] | 289 | // Order models for regions |
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[1196] | 290 | for (G4int reg=0; reg<nRegions; ++reg) { |
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[961] | 291 | const G4Region* region = setr[reg]; |
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[819] | 292 | G4int n = 0; |
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| 293 | |
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[1196] | 294 | for (G4int ii=0; ii<nEmModels; ++ii) { |
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[819] | 295 | |
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[1196] | 296 | G4VEmModel* model = models[ii]; |
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| 297 | if ( region == regions[ii] ) { |
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[819] | 298 | |
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[1196] | 299 | G4double tmin = model->LowEnergyLimit(); |
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| 300 | G4double tmax = model->HighEnergyLimit(); |
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| 301 | G4int ord = orderOfModels[ii]; |
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| 302 | G4bool push = true; |
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| 303 | G4bool insert = false; |
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| 304 | G4int idx = n; |
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[819] | 305 | |
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[1196] | 306 | if(1 < verboseLevel) { |
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| 307 | G4cout << "Model #" << ii |
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| 308 | << " <" << model->GetName() << "> for region <"; |
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| 309 | if (region) G4cout << region->GetName(); |
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| 310 | G4cout << "> " |
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| 311 | << " tmin(MeV)= " << tmin/MeV |
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| 312 | << "; tmax(MeV)= " << tmax/MeV |
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| 313 | << "; order= " << ord |
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| 314 | << G4endl; |
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| 315 | } |
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[961] | 316 | |
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[1196] | 317 | if(n > 0) { |
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[1055] | 318 | |
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[1196] | 319 | // extend energy range to previous models |
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| 320 | tmin = std::min(tmin, eHigh[n-1]); |
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| 321 | tmax = std::max(tmax, eLow[0]); |
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| 322 | //G4cout << "tmin= " << tmin << " tmax= " |
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| 323 | // << tmax << " ord= " << ord <<G4endl; |
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| 324 | // empty energy range |
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| 325 | if( tmax - tmin <= eV) push = false; |
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| 326 | // low-energy model |
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| 327 | else if (tmax == eLow[0]) { |
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| 328 | push = false; |
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| 329 | insert = true; |
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| 330 | idx = 0; |
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| 331 | // resolve intersections |
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| 332 | } else if(tmin < eHigh[n-1]) { |
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| 333 | // compare order |
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| 334 | for(G4int k=0; k<n; ++k) { |
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| 335 | // new model has lower application |
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| 336 | if(ord >= modelOrd[k]) { |
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| 337 | if(tmin < eHigh[k] && tmin >= eLow[k]) tmin = eHigh[k]; |
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| 338 | if(tmax <= eHigh[k] && tmax > eLow[k]) tmax = eLow[k]; |
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| 339 | if(tmax > eHigh[k] && tmin < eLow[k]) { |
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| 340 | if(tmax - eHigh[k] > eLow[k] - tmin) tmin = eHigh[k]; |
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| 341 | else tmax = eLow[k]; |
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[961] | 342 | } |
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[1196] | 343 | if( tmax - tmin <= eV) { |
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| 344 | push = false; |
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| 345 | break; |
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| 346 | } |
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[1055] | 347 | } |
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[1196] | 348 | } |
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| 349 | //G4cout << "tmin= " << tmin << " tmax= " |
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| 350 | // << tmax << " push= " << push << " idx= " << idx <<G4endl; |
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| 351 | if(push) { |
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| 352 | if (tmax == eLow[0]) { |
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| 353 | push = false; |
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| 354 | insert = true; |
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| 355 | idx = 0; |
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| 356 | // continue resolve intersections |
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| 357 | } else if(tmin < eHigh[n-1]) { |
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| 358 | // last energy interval |
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| 359 | if(tmin > eLow[n-1] && tmax >= eHigh[n-1]) { |
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| 360 | eHigh[n-1] = tmin; |
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| 361 | // first energy interval |
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| 362 | } else if(tmin <= eLow[0] && tmax < eHigh[0]) { |
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| 363 | eLow[0] = tmax; |
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[1055] | 364 | push = false; |
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| 365 | insert = true; |
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| 366 | idx = 0; |
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[1196] | 367 | } else { |
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| 368 | // find energy interval to replace |
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| 369 | for(G4int k=0; k<n; ++k) { |
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| 370 | if(tmin <= eLow[k] && tmax >= eHigh[k]) { |
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| 371 | push = false; |
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| 372 | modelAtRegion[k] = ii; |
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| 373 | modelOrd[k] = ord; |
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| 374 | isUsed[ii] = 1; |
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| 375 | } |
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[961] | 376 | } |
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| 377 | } |
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| 378 | } |
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| 379 | } |
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[819] | 380 | } |
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[1196] | 381 | } |
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| 382 | if(insert) { |
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| 383 | for(G4int k=n-1; k>=idx; --k) { |
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| 384 | modelAtRegion[k+1] = modelAtRegion[k]; |
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| 385 | modelOrd[k+1] = modelOrd[k]; |
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| 386 | eLow[k+1] = eLow[k]; |
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| 387 | eHigh[k+1] = eHigh[k]; |
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[961] | 388 | } |
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[819] | 389 | } |
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[1196] | 390 | //G4cout << "push= " << push << " insert= " << insert |
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| 391 | //<< " idx= " << idx <<G4endl; |
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| 392 | if (push || insert) { |
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| 393 | ++n; |
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| 394 | modelAtRegion[idx] = ii; |
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| 395 | modelOrd[idx] = ord; |
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| 396 | eLow[idx] = tmin; |
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| 397 | eHigh[idx] = tmax; |
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| 398 | isUsed[ii] = 1; |
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| 399 | } |
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[819] | 400 | } |
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| 401 | } |
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| 402 | eLow[0] = 0.0; |
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[961] | 403 | eLow[n] = eHigh[n-1]; |
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[819] | 404 | |
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| 405 | if(1 < verboseLevel) { |
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| 406 | G4cout << "New G4RegionModels set with " << n << " models for region <"; |
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| 407 | if (region) G4cout << region->GetName(); |
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| 408 | G4cout << "> Elow(MeV)= "; |
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[1196] | 409 | for(G4int ii=0; ii<=n; ++ii) {G4cout << eLow[ii]/MeV << " ";} |
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[819] | 410 | G4cout << G4endl; |
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| 411 | } |
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[961] | 412 | G4RegionModels* rm = new G4RegionModels(n, modelAtRegion, eLow, region); |
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[819] | 413 | setOfRegionModels[reg] = rm; |
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[1196] | 414 | if(1 == nEmModels) break; |
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[819] | 415 | } |
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| 416 | |
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[1055] | 417 | currRegionModel = setOfRegionModels[0]; |
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| 418 | |
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[819] | 419 | // Access to materials and build cuts |
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[1196] | 420 | size_t idx = 1; |
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| 421 | if(secondaryParticle) { |
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| 422 | if( secondaryParticle == G4Gamma::Gamma() ) idx = 0; |
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| 423 | else if( secondaryParticle == G4Positron::Positron()) idx = 2; |
---|
| 424 | } |
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[819] | 425 | |
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[1196] | 426 | if(numOfCouples > theCuts.size()) {theCuts.resize(numOfCouples);} |
---|
| 427 | if(minSubRange < 1.0 && numOfCouples > theSubCuts.size()) { |
---|
| 428 | theSubCuts.resize(numOfCouples); |
---|
| 429 | } |
---|
| 430 | for(size_t i=0; i<numOfCouples; ++i) { |
---|
| 431 | |
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[819] | 432 | const G4MaterialCutsCouple* couple = |
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| 433 | theCoupleTable->GetMaterialCutsCouple(i); |
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| 434 | const G4Material* material = couple->GetMaterial(); |
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| 435 | const G4ProductionCuts* pcuts = couple->GetProductionCuts(); |
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| 436 | |
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[1055] | 437 | G4int reg = 0; |
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[1196] | 438 | if(nRegions > 1 && nEmModels > 1) { |
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[1055] | 439 | reg = nRegions; |
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[1196] | 440 | do {--reg;} while (reg>0 && pcuts != (setr[reg]->GetProductionCuts())); |
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[1055] | 441 | idxOfRegionModels[i] = reg; |
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| 442 | } |
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[819] | 443 | if(1 < verboseLevel) { |
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| 444 | G4cout << "G4EmModelManager::Initialise() for " |
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[1055] | 445 | << material->GetName() |
---|
| 446 | << " indexOfCouple= " << i |
---|
| 447 | << " indexOfRegion= " << reg |
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| 448 | << G4endl; |
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[819] | 449 | } |
---|
| 450 | |
---|
[1196] | 451 | G4double cut = (*theCoupleTable->GetEnergyCutsVector(idx))[i]; |
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[819] | 452 | G4double subcut = DBL_MAX; |
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| 453 | if(secondaryParticle) { |
---|
| 454 | |
---|
| 455 | // compute subcut |
---|
[1196] | 456 | if( cut < DBL_MAX && minSubRange < 1.0) { |
---|
| 457 | subcut = minSubRange*cut; |
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| 458 | G4double rcut = std::min(minSubRange*pcuts->GetProductionCut(idx), |
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| 459 | maxSubCutInRange); |
---|
[819] | 460 | G4double tcutmax = |
---|
[1196] | 461 | theCoupleTable->ConvertRangeToEnergy(secondaryParticle,material,rcut); |
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[819] | 462 | if(tcutmax < subcut) subcut = tcutmax; |
---|
| 463 | } |
---|
| 464 | } |
---|
| 465 | |
---|
| 466 | G4int nm = setOfRegionModels[reg]->NumberOfModels(); |
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[1196] | 467 | for(G4int j=0; j<nm; ++j) { |
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[819] | 468 | |
---|
| 469 | G4VEmModel* model = models[setOfRegionModels[reg]->ModelIndex(j)]; |
---|
| 470 | |
---|
| 471 | G4double tcutmin = model->MinEnergyCut(particle, couple); |
---|
| 472 | |
---|
| 473 | if(cut < tcutmin) cut = tcutmin; |
---|
| 474 | if(subcut < tcutmin) subcut = tcutmin; |
---|
| 475 | if(1 < verboseLevel) { |
---|
| 476 | G4cout << "The model # " << j |
---|
| 477 | << "; tcutmin(MeV)= " << tcutmin/MeV |
---|
| 478 | << "; tcut(MeV)= " << cut/MeV |
---|
| 479 | << "; tsubcut(MeV)= " << subcut/MeV |
---|
| 480 | << " for " << particle->GetParticleName() |
---|
| 481 | << G4endl; |
---|
| 482 | } |
---|
| 483 | } |
---|
[1196] | 484 | theCuts[i] = cut; |
---|
| 485 | if(minSubRange < 1.0) theSubCuts[i] = subcut; |
---|
[819] | 486 | } |
---|
| 487 | |
---|
[1196] | 488 | // initialize models |
---|
| 489 | G4int nn = 0; |
---|
| 490 | severalModels = true; |
---|
| 491 | for(G4int jj=0; jj<nEmModels; ++jj) { |
---|
[1055] | 492 | if(1 == isUsed[jj]) { |
---|
[1196] | 493 | ++nn; |
---|
| 494 | currModel = models[jj]; |
---|
| 495 | currModel->Initialise(particle, theCuts); |
---|
[1055] | 496 | if(flucModels[jj]) flucModels[jj]->InitialiseMe(particle); |
---|
| 497 | } |
---|
[819] | 498 | } |
---|
[1196] | 499 | if(1 == nn) severalModels = false; |
---|
[819] | 500 | |
---|
| 501 | if(1 < verboseLevel) { |
---|
| 502 | G4cout << "G4EmModelManager for " << particle->GetParticleName() |
---|
| 503 | << " is initialised; nRegions= " << nRegions |
---|
| 504 | << G4endl; |
---|
| 505 | } |
---|
| 506 | |
---|
| 507 | return &theCuts; |
---|
| 508 | } |
---|
| 509 | |
---|
| 510 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
| 511 | |
---|
| 512 | void G4EmModelManager::FillDEDXVector(G4PhysicsVector* aVector, |
---|
| 513 | const G4MaterialCutsCouple* couple, |
---|
| 514 | G4EmTableType tType) |
---|
| 515 | { |
---|
| 516 | size_t i = couple->GetIndex(); |
---|
| 517 | G4double cut = theCuts[i]; |
---|
[1196] | 518 | G4double emin = 0.0; |
---|
[819] | 519 | |
---|
| 520 | if(fTotal == tType) cut = DBL_MAX; |
---|
[1196] | 521 | else if(fSubRestricted == tType) { |
---|
| 522 | emin = cut; |
---|
| 523 | if(theSubCuts.size() > 0) emin = theSubCuts[i]; |
---|
| 524 | } |
---|
[819] | 525 | |
---|
| 526 | if(1 < verboseLevel) { |
---|
| 527 | G4cout << "G4EmModelManager::FillDEDXVector() for " |
---|
| 528 | << couple->GetMaterial()->GetName() |
---|
[961] | 529 | << " cut(MeV)= " << cut |
---|
[1196] | 530 | << " emin(MeV)= " << emin |
---|
[819] | 531 | << " Type " << tType |
---|
| 532 | << " for " << particle->GetParticleName() |
---|
| 533 | << G4endl; |
---|
| 534 | } |
---|
| 535 | |
---|
[1055] | 536 | G4int reg = 0; |
---|
[1196] | 537 | if(nRegions > 1 && nEmModels > 1) reg = idxOfRegionModels[i]; |
---|
[819] | 538 | const G4RegionModels* regModels = setOfRegionModels[reg]; |
---|
| 539 | G4int nmod = regModels->NumberOfModels(); |
---|
| 540 | |
---|
[1196] | 541 | // Calculate energy losses vector |
---|
[961] | 542 | |
---|
[1196] | 543 | //G4cout << "nmod= " << nmod << G4endl; |
---|
| 544 | size_t totBinsLoss = aVector->GetVectorLength(); |
---|
| 545 | for(size_t j=0; j<totBinsLoss; ++j) { |
---|
[819] | 546 | |
---|
[1196] | 547 | G4double e = aVector->Energy(j); |
---|
| 548 | G4double del = 0.0; |
---|
[819] | 549 | |
---|
[1196] | 550 | // Choose a model of energy losses |
---|
| 551 | G4int k = 0; |
---|
| 552 | if (nmod > 1) { |
---|
| 553 | k = nmod; |
---|
| 554 | do {--k;} while (k>0 && e <= regModels->LowEdgeEnergy(k)); |
---|
| 555 | //G4cout << "k= " << k << G4endl; |
---|
| 556 | if(k > 0) { |
---|
| 557 | G4double elow = regModels->LowEdgeEnergy(k); |
---|
| 558 | G4double dedx1 = ComputeDEDX(models[regModels->ModelIndex(k-1)], |
---|
| 559 | couple,elow,cut,emin); |
---|
| 560 | G4double dedx2 = ComputeDEDX(models[regModels->ModelIndex(k)], |
---|
| 561 | couple,elow,cut,emin); |
---|
| 562 | del = (dedx1 - dedx2)*elow/e; |
---|
| 563 | //G4cout << "elow= " << elow |
---|
| 564 | // << " dedx1= " << dedx1 << " dedx2= " << dedx2 << G4endl; |
---|
[961] | 565 | } |
---|
[819] | 566 | } |
---|
[1196] | 567 | G4double dedx = ComputeDEDX(models[regModels->ModelIndex(k)], |
---|
| 568 | couple,e,cut,emin) + del; |
---|
[819] | 569 | |
---|
| 570 | if(dedx < 0.0) dedx = 0.0; |
---|
| 571 | if(2 < verboseLevel) { |
---|
[1196] | 572 | G4cout << "Material= " << couple->GetMaterial()->GetName() |
---|
| 573 | << " E(MeV)= " << e/MeV |
---|
| 574 | << " dEdx(MeV/mm)= " << dedx*mm/MeV |
---|
| 575 | << " del= " << del*mm/MeV<< " k= " << k |
---|
| 576 | << " modelIdx= " << regModels->ModelIndex(k) |
---|
| 577 | << G4endl; |
---|
[819] | 578 | } |
---|
| 579 | aVector->PutValue(j, dedx); |
---|
| 580 | } |
---|
| 581 | } |
---|
| 582 | |
---|
| 583 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
| 584 | |
---|
| 585 | void G4EmModelManager::FillLambdaVector(G4PhysicsVector* aVector, |
---|
| 586 | const G4MaterialCutsCouple* couple, |
---|
| 587 | G4bool startFromNull, |
---|
| 588 | G4EmTableType tType) |
---|
| 589 | { |
---|
| 590 | size_t i = couple->GetIndex(); |
---|
| 591 | G4double cut = theCuts[i]; |
---|
| 592 | G4double tmax = DBL_MAX; |
---|
| 593 | if (fSubRestricted == tType) { |
---|
| 594 | tmax = cut; |
---|
[1196] | 595 | if(theSubCuts.size() > 0) cut = theSubCuts[i]; |
---|
[819] | 596 | } |
---|
| 597 | |
---|
[1196] | 598 | G4int reg = 0; |
---|
| 599 | if(nRegions > 1 && nEmModels > 1) reg = idxOfRegionModels[i]; |
---|
| 600 | const G4RegionModels* regModels = setOfRegionModels[reg]; |
---|
| 601 | G4int nmod = regModels->NumberOfModels(); |
---|
[819] | 602 | if(1 < verboseLevel) { |
---|
[1196] | 603 | G4cout << "G4EmModelManager::FillLambdaVector() for " |
---|
[819] | 604 | << particle->GetParticleName() |
---|
| 605 | << " in " << couple->GetMaterial()->GetName() |
---|
[1196] | 606 | << " Ecut(MeV)= " << cut |
---|
| 607 | << " Emax(MeV)= " << tmax |
---|
| 608 | << " Type " << tType |
---|
| 609 | << " nmod= " << nmod |
---|
[819] | 610 | << G4endl; |
---|
| 611 | } |
---|
| 612 | |
---|
| 613 | |
---|
[1196] | 614 | // Calculate lambda vector |
---|
| 615 | size_t totBinsLambda = aVector->GetVectorLength(); |
---|
| 616 | for(size_t j=0; j<totBinsLambda; ++j) { |
---|
[961] | 617 | |
---|
[1196] | 618 | G4double e = aVector->Energy(j); |
---|
[819] | 619 | |
---|
[1196] | 620 | G4double del = 0.0; |
---|
[819] | 621 | |
---|
[1196] | 622 | // Choose a model |
---|
| 623 | G4int k = 0; |
---|
| 624 | G4VEmModel* mod = models[regModels->ModelIndex(0)]; |
---|
| 625 | if (nmod > 1) { |
---|
| 626 | k = nmod; |
---|
| 627 | do {--k;} while (k>0 && e <= regModels->LowEdgeEnergy(k)); |
---|
| 628 | if(k > 0) { |
---|
| 629 | G4double elow = regModels->LowEdgeEnergy(k); |
---|
| 630 | G4VEmModel* m = models[regModels->ModelIndex(k-1)]; |
---|
| 631 | G4double xs1 = m->CrossSection(couple,particle,elow,cut,tmax); |
---|
| 632 | mod = models[regModels->ModelIndex(k)]; |
---|
| 633 | G4double xs2 = mod->CrossSection(couple,particle,elow,cut,tmax); |
---|
| 634 | del = (xs1 - xs2)*elow/e; |
---|
[819] | 635 | } |
---|
| 636 | } |
---|
[1196] | 637 | G4double cross = mod->CrossSection(couple,particle,e,cut,tmax) + del; |
---|
| 638 | |
---|
[819] | 639 | if(j==0 && startFromNull) cross = 0.0; |
---|
| 640 | |
---|
| 641 | if(2 < verboseLevel) { |
---|
| 642 | G4cout << "FillLambdaVector: " << j << ". e(MeV)= " << e/MeV |
---|
| 643 | << " cross(1/mm)= " << cross*mm |
---|
[1196] | 644 | << " del= " << del*mm << " k= " << k |
---|
| 645 | << " modelIdx= " << regModels->ModelIndex(k) |
---|
[819] | 646 | << G4endl; |
---|
| 647 | } |
---|
| 648 | if(cross < 0.0) cross = 0.0; |
---|
| 649 | |
---|
| 650 | aVector->PutValue(j, cross); |
---|
| 651 | } |
---|
| 652 | } |
---|
| 653 | |
---|
| 654 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
[961] | 655 | |
---|
| 656 | void G4EmModelManager::DumpModelList(G4int verb) |
---|
| 657 | { |
---|
| 658 | if(verb == 0) return; |
---|
[1196] | 659 | for(G4int i=0; i<nRegions; ++i) { |
---|
[961] | 660 | G4RegionModels* r = setOfRegionModels[i]; |
---|
| 661 | const G4Region* reg = r->Region(); |
---|
| 662 | G4int n = r->NumberOfModels(); |
---|
[1196] | 663 | if(n > 0) { |
---|
[961] | 664 | G4cout << " ===== EM models for the G4Region " << reg->GetName() |
---|
| 665 | << " ======" << G4endl;; |
---|
[1196] | 666 | for(G4int j=0; j<n; ++j) { |
---|
[961] | 667 | const G4VEmModel* m = models[r->ModelIndex(j)]; |
---|
| 668 | G4cout << std::setw(20); |
---|
| 669 | G4cout << m->GetName() << " : Emin= " |
---|
| 670 | << std::setw(10) << G4BestUnit(r->LowEdgeEnergy(j),"Energy") |
---|
| 671 | << " Emax= " |
---|
| 672 | << G4BestUnit(r->LowEdgeEnergy(j+1),"Energy") |
---|
| 673 | << G4endl; |
---|
| 674 | } |
---|
| 675 | } |
---|
[1196] | 676 | if(1 == nEmModels) break; |
---|
[961] | 677 | } |
---|
| 678 | } |
---|
| 679 | |
---|
| 680 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|