[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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[961] | 26 | // $Id: G4EmModelManager.cc,v 1.46 2008/10/13 14:56:56 vnivanch Exp $ |
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| 27 | // GEANT4 tag $Name: geant4-09-02-ref-02 $ |
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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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| 63 | // |
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| 64 | // Class Description: |
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| 65 | // |
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| 66 | // It is the unified energy loss process it calculates the continuous |
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| 67 | // energy loss for charged particles using a set of Energy Loss |
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| 68 | // models valid for different energy regions. There are a possibility |
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| 69 | // to create and access to dE/dx and range tables, or to calculate |
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| 70 | // that information on fly. |
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| 71 | // ------------------------------------------------------------------- |
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| 72 | // |
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| 73 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 74 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 75 | |
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| 76 | #include "G4EmModelManager.hh" |
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| 77 | |
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| 78 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 79 | |
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[961] | 80 | G4RegionModels::G4RegionModels(G4int nMod, std::vector<G4int>& indx, |
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| 81 | G4DataVector& lowE, const G4Region* reg) |
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[819] | 82 | { |
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| 83 | nModelsForRegion = nMod; |
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| 84 | theListOfModelIndexes = new G4int [nModelsForRegion]; |
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[961] | 85 | lowKineticEnergy = new G4double [nModelsForRegion+1]; |
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[819] | 86 | for (G4int i=0; i<nModelsForRegion; i++) { |
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[961] | 87 | theListOfModelIndexes[i] = indx[i]; |
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[819] | 88 | lowKineticEnergy[i] = lowE[i]; |
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| 89 | } |
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[961] | 90 | lowKineticEnergy[nModelsForRegion] = lowE[nModelsForRegion]; |
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| 91 | theRegion = reg; |
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[819] | 92 | } |
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| 93 | |
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| 94 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 95 | |
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| 96 | G4RegionModels::~G4RegionModels() |
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| 97 | { |
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| 98 | delete [] theListOfModelIndexes; |
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| 99 | delete [] lowKineticEnergy; |
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| 100 | } |
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| 101 | |
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| 102 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 103 | |
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| 104 | #include "G4Step.hh" |
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| 105 | #include "G4ParticleDefinition.hh" |
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| 106 | #include "G4PhysicsVector.hh" |
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| 107 | #include "G4Gamma.hh" |
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| 108 | #include "G4Positron.hh" |
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| 109 | #include "G4MaterialCutsCouple.hh" |
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| 110 | #include "G4ProductionCutsTable.hh" |
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| 111 | #include "G4RegionStore.hh" |
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| 112 | #include "G4Gamma.hh" |
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| 113 | #include "G4Positron.hh" |
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[961] | 114 | #include "G4UnitsTable.hh" |
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[819] | 115 | |
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| 116 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 117 | |
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| 118 | G4EmModelManager::G4EmModelManager(): |
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| 119 | nEmModels(0), |
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| 120 | nRegions(0), |
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| 121 | nCouples(0), |
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| 122 | idxOfRegionModels(0), |
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| 123 | setOfRegionModels(0), |
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| 124 | minSubRange(0.1), |
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| 125 | particle(0), |
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| 126 | verboseLevel(0) |
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| 127 | { |
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| 128 | models.clear(); |
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| 129 | flucModels.clear(); |
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| 130 | regions.clear(); |
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| 131 | orderOfModels.clear(); |
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| 132 | maxCutInRange = 12.*cm; |
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| 133 | maxSubCutInRange = 0.7*mm; |
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| 134 | theGamma = G4Gamma::Gamma(); |
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| 135 | thePositron = G4Positron::Positron(); |
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| 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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| 142 | Clear(); |
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| 143 | } |
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| 144 | |
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| 145 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 146 | |
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| 147 | void G4EmModelManager::Clear() |
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| 148 | { |
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| 149 | if(1 < verboseLevel) { |
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[961] | 150 | G4cout << "G4EmModelManager::Clear()" << G4endl; |
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[819] | 151 | } |
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| 152 | |
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| 153 | theCuts.clear(); |
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| 154 | theSubCuts.clear(); |
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| 155 | if(idxOfRegionModels) delete [] idxOfRegionModels; |
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| 156 | if(setOfRegionModels && nRegions) { |
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| 157 | for(G4int i=0; i<nRegions; i++) { |
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| 158 | delete (setOfRegionModels[i]); |
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| 159 | } |
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| 160 | delete [] setOfRegionModels; |
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| 161 | } |
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| 162 | idxOfRegionModels = 0; |
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| 163 | setOfRegionModels = 0; |
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| 164 | } |
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| 165 | |
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| 166 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 167 | |
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| 168 | void G4EmModelManager::AddEmModel(G4int num, G4VEmModel* p, |
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| 169 | G4VEmFluctuationModel* fm, const G4Region* r) |
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| 170 | { |
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| 171 | if(!p) { |
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| 172 | G4cout << "G4EmModelManager::AddEmModel WARNING: no model defined." |
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| 173 | << G4endl; |
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| 174 | return; |
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| 175 | } |
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| 176 | models.push_back(p); |
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| 177 | flucModels.push_back(fm); |
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| 178 | regions.push_back(r); |
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| 179 | orderOfModels.push_back(num); |
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| 180 | p->DefineForRegion(r); |
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| 181 | nEmModels++; |
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| 182 | } |
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| 183 | |
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| 184 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 185 | |
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| 186 | void G4EmModelManager::UpdateEmModel(const G4String& nam, |
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| 187 | G4double emin, G4double emax) |
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| 188 | { |
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| 189 | if (nEmModels) { |
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| 190 | for(G4int i=0; i<nEmModels; i++) { |
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| 191 | if(nam == models[i]->GetName()) { |
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| 192 | models[i]->SetLowEnergyLimit(emin); |
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| 193 | models[i]->SetHighEnergyLimit(emax); |
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| 194 | break; |
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| 195 | } |
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| 196 | } |
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| 197 | } |
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| 198 | G4cout << "G4EmModelManager::UpdateEmModel WARNING: no model <" |
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| 199 | << nam << "> is found out" |
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| 200 | << G4endl; |
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| 201 | } |
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| 202 | |
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| 203 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 204 | |
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[961] | 205 | G4VEmModel* G4EmModelManager::GetModel(G4int i, G4bool ver) |
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[819] | 206 | { |
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| 207 | G4VEmModel* m = 0; |
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[961] | 208 | if(i >= 0 && i < nEmModels) {m = models[i];} |
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| 209 | else if(verboseLevel > 0 && ver) { |
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[819] | 210 | G4cout << "G4EmModelManager::GetModel WARNING: " |
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| 211 | << "index " << i << " is wrong Nmodels= " |
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[961] | 212 | << nEmModels; |
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| 213 | if(particle) G4cout << " for " << particle->GetParticleName(); |
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| 214 | G4cout<< G4endl; |
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| 215 | } |
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[819] | 216 | return m; |
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| 217 | } |
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| 218 | |
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| 219 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 220 | |
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| 221 | const G4DataVector* G4EmModelManager::Initialise(const G4ParticleDefinition* p, |
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| 222 | const G4ParticleDefinition* sp, |
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[961] | 223 | G4double theMinSubRange, |
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| 224 | G4int val) |
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[819] | 225 | { |
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| 226 | verboseLevel = val; |
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| 227 | if(1 < verboseLevel) { |
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| 228 | G4cout << "G4EmModelManager::Initialise() for " |
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| 229 | << p->GetParticleName() |
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| 230 | << G4endl; |
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| 231 | } |
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| 232 | // Are models defined? |
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| 233 | if(!nEmModels) { |
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| 234 | G4Exception("G4EmModelManager::Initialise without any model defined"); |
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| 235 | } |
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| 236 | particle = p; |
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| 237 | secondaryParticle = sp; |
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| 238 | minSubRange = theMinSubRange; |
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| 239 | |
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| 240 | Clear(); |
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| 241 | G4RegionStore* regionStore = G4RegionStore::GetInstance(); |
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| 242 | const G4Region* world = |
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| 243 | regionStore->GetRegion("DefaultRegionForTheWorld", false); |
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| 244 | |
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| 245 | // Identify the list of regions with different set of models |
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| 246 | nRegions = 1; |
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[961] | 247 | std::vector<const G4Region*> setr; |
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| 248 | setr.push_back(world); |
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[819] | 249 | G4bool isWorld = false; |
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| 250 | |
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| 251 | for (G4int ii=0; ii<nEmModels; ii++) { |
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| 252 | const G4Region* r = regions[ii]; |
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| 253 | if ( r == 0 || r == world) { |
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| 254 | isWorld = true; |
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| 255 | regions[ii] = world; |
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| 256 | } else { |
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| 257 | G4bool newRegion = true; |
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| 258 | if (nRegions>1) { |
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| 259 | for (G4int j=1; j<nRegions; j++) { |
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[961] | 260 | if ( r == setr[j] ) newRegion = false; |
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[819] | 261 | } |
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| 262 | } |
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| 263 | if (newRegion) { |
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[961] | 264 | setr.push_back(r); |
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[819] | 265 | nRegions++; |
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| 266 | } |
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| 267 | } |
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| 268 | } |
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| 269 | |
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| 270 | G4ProductionCutsTable* theCoupleTable= |
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| 271 | G4ProductionCutsTable::GetProductionCutsTable(); |
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| 272 | G4int numOfCouples = theCoupleTable->GetTableSize(); |
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| 273 | idxOfRegionModels = new G4int[numOfCouples+1]; |
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| 274 | idxOfRegionModels[numOfCouples] = 0; |
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| 275 | setOfRegionModels = new G4RegionModels*[nRegions]; |
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| 276 | |
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[961] | 277 | std::vector<G4int> modelAtRegion(nEmModels); |
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| 278 | std::vector<G4int> modelOrd(nEmModels); |
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| 279 | G4DataVector eLow(nEmModels); |
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| 280 | G4DataVector eHigh(nEmModels); |
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| 281 | G4int nmax = nEmModels; |
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| 282 | |
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[819] | 283 | // Order models for regions |
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| 284 | for (G4int reg=0; reg<nRegions; reg++) { |
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[961] | 285 | const G4Region* region = setr[reg]; |
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[819] | 286 | G4int n = 0; |
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| 287 | |
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| 288 | if(isWorld || 0 < reg) { |
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| 289 | |
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| 290 | for (G4int ii=0; ii<nEmModels; ii++) { |
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| 291 | |
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| 292 | G4VEmModel* model = models[ii]; |
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| 293 | if ( region == regions[ii] ) { |
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| 294 | |
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| 295 | G4double tmin = model->LowEnergyLimit(); |
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| 296 | G4double tmax = model->HighEnergyLimit(); |
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[961] | 297 | G4int ord = orderOfModels[ii]; |
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| 298 | G4bool push = true; |
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| 299 | G4bool insert = false; |
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| 300 | G4int idx = n; |
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[819] | 301 | |
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| 302 | if(1 < verboseLevel) { |
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| 303 | G4cout << "Model #" << ii |
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| 304 | << " <" << model->GetName() << "> for region <"; |
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| 305 | if (region) G4cout << region->GetName(); |
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| 306 | G4cout << "> " |
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| 307 | << " tmin(MeV)= " << tmin/MeV |
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| 308 | << "; tmax(MeV)= " << tmax/MeV |
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[961] | 309 | << "; order= " << ord |
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[819] | 310 | << G4endl; |
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| 311 | } |
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[961] | 312 | |
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| 313 | if (n == 0) n++; |
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| 314 | else { |
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| 315 | tmin = std::min(tmin, eHigh[n-1]); |
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| 316 | if(tmin >= tmax) push = false; |
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| 317 | else { |
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[819] | 318 | |
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[961] | 319 | // high energy model |
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| 320 | if(tmin == eHigh[n-1] && tmax > eHigh[n-1]) n++; |
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| 321 | else if (tmax > eHigh[n-1]) { |
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| 322 | |
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| 323 | // compare order of models |
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| 324 | for(G4int k = n-1; k>=0; k--) { |
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| 325 | |
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| 326 | if (ord >= modelOrd[k]) { |
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| 327 | tmin = std::max(tmin, eHigh[k]); |
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| 328 | if(k < n-1) n = k + 2; |
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| 329 | break; |
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| 330 | } else if (tmin > eLow[k]) { |
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| 331 | eHigh[k] = tmin; |
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| 332 | n = k + 2; |
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| 333 | break; |
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| 334 | } else if (tmin == eLow[k]) { |
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| 335 | n = k + 1; |
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| 336 | break; |
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| 337 | } |
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| 338 | } |
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| 339 | if(tmin < eLow[0]) n = 1; |
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| 340 | idx = n - 1; |
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| 341 | |
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| 342 | // low energy model |
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| 343 | } else { |
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| 344 | |
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| 345 | tmax = std::max(tmax, eLow[0]); |
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| 346 | insert = true; |
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| 347 | push = false; |
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| 348 | idx = 0; |
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| 349 | if(tmax <= eLow[0]) tmax = eLow[0]; |
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| 350 | else { |
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| 351 | |
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| 352 | for(G4int k=0; k<n; k++) { |
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| 353 | |
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| 354 | if (ord >= modelOrd[k]) { |
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| 355 | if(k == 0) { |
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| 356 | if(tmin < eLow[0]) tmax = eLow[0]; |
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| 357 | else insert = false; |
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| 358 | break; |
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| 359 | } else { |
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| 360 | insert = false; |
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| 361 | break; |
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| 362 | } |
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| 363 | } else if(tmax < eHigh[k]) { |
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| 364 | idx = k; |
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| 365 | if(k > 0) tmin = eLow[k]; |
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| 366 | eLow[k] = tmax; |
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| 367 | break; |
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| 368 | } else if(tmax == eHigh[k]) { |
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| 369 | insert = false; |
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| 370 | push = true; |
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| 371 | idx = k; |
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| 372 | if(k > 0) tmin = eLow[k]; |
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| 373 | else tmin = std::min(tmin,eLow[0]); |
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| 374 | break; |
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| 375 | } else { |
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| 376 | modelAtRegion[k] = ii; |
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| 377 | modelOrd[k] = ord; |
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| 378 | if(k == 0) eLow[idx] = std::min(tmin,eLow[0]); |
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| 379 | } |
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| 380 | } |
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| 381 | } |
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| 382 | if(insert && idx < n) n++; |
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| 383 | else insert = false; |
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| 384 | } |
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| 385 | } |
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[819] | 386 | } |
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[961] | 387 | if(n > nmax) { |
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| 388 | nmax = n; |
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| 389 | modelAtRegion.resize(nmax); |
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| 390 | modelOrd.resize(nmax); |
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| 391 | eLow.resize(nmax); |
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| 392 | eHigh.resize(nmax); |
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| 393 | } |
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| 394 | if(insert) { |
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| 395 | for(G4int k=n-2; k>=idx; k--) { |
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| 396 | modelAtRegion[k+1] = modelAtRegion[k]; |
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| 397 | modelOrd[k+1] = modelOrd[k]; |
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| 398 | eLow[k+1] = eLow[k]; |
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| 399 | eHigh[k+1] = eHigh[k]; |
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| 400 | } |
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| 401 | } |
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| 402 | if (push || insert) { |
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| 403 | modelAtRegion[idx] = ii; |
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| 404 | modelOrd[idx] = ord; |
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| 405 | eLow[idx] = tmin; |
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| 406 | eHigh[idx] = tmax; |
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| 407 | } |
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[819] | 408 | } |
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| 409 | } |
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| 410 | } else { |
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| 411 | n = 1; |
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| 412 | models.push_back(0); |
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| 413 | modelAtRegion.push_back(nEmModels); |
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| 414 | eLow.push_back(0.0); |
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| 415 | eHigh.push_back(DBL_MAX); |
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| 416 | } |
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| 417 | eLow[0] = 0.0; |
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[961] | 418 | if(n >= nmax) eLow.resize(nmax+1); |
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| 419 | eLow[n] = eHigh[n-1]; |
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[819] | 420 | |
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| 421 | if(1 < verboseLevel) { |
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| 422 | G4cout << "New G4RegionModels set with " << n << " models for region <"; |
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| 423 | if (region) G4cout << region->GetName(); |
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| 424 | G4cout << "> Elow(MeV)= "; |
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[961] | 425 | for(G4int ii=0; ii<=n; ii++) {G4cout << eLow[ii]/MeV << " ";} |
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[819] | 426 | G4cout << G4endl; |
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| 427 | } |
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[961] | 428 | G4RegionModels* rm = new G4RegionModels(n, modelAtRegion, eLow, region); |
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[819] | 429 | setOfRegionModels[reg] = rm; |
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| 430 | } |
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| 431 | |
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| 432 | // Access to materials and build cuts |
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| 433 | |
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| 434 | for(G4int i=0; i<numOfCouples; i++) { |
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| 435 | |
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| 436 | const G4MaterialCutsCouple* couple = |
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| 437 | theCoupleTable->GetMaterialCutsCouple(i); |
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| 438 | const G4Material* material = couple->GetMaterial(); |
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| 439 | const G4ProductionCuts* pcuts = couple->GetProductionCuts(); |
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| 440 | |
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| 441 | G4int reg = nRegions; |
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[961] | 442 | do {reg--;} while (reg>0 && pcuts != (setr[reg]->GetProductionCuts())); |
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[819] | 443 | idxOfRegionModels[i] = reg; |
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| 444 | |
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| 445 | if(1 < verboseLevel) { |
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| 446 | G4cout << "G4EmModelManager::Initialise() for " |
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| 447 | << material->GetName() |
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| 448 | << " indexOfCouple= " << i |
---|
| 449 | << " indexOfRegion= " << reg |
---|
| 450 | << G4endl; |
---|
| 451 | } |
---|
| 452 | |
---|
| 453 | G4double cut = DBL_MAX; |
---|
| 454 | G4double subcut = DBL_MAX; |
---|
| 455 | if(secondaryParticle) { |
---|
| 456 | size_t idx = 1; |
---|
| 457 | if( secondaryParticle == theGamma ) idx = 0; |
---|
| 458 | cut = (*theCoupleTable->GetEnergyCutsVector(idx))[i]; |
---|
| 459 | if( secondaryParticle == thePositron && cut < DBL_MAX ) |
---|
| 460 | cut += (*theCoupleTable->GetEnergyCutsVector(2))[i] + |
---|
| 461 | 2.0*electron_mass_c2; |
---|
| 462 | |
---|
| 463 | // compute subcut |
---|
| 464 | if( cut < DBL_MAX ) subcut = minSubRange*cut; |
---|
| 465 | if(pcuts->GetProductionCut(idx) < maxCutInRange) { |
---|
| 466 | G4double tcutmax = |
---|
| 467 | theCoupleTable->ConvertRangeToEnergy(secondaryParticle, |
---|
| 468 | material,maxSubCutInRange); |
---|
| 469 | if(tcutmax < subcut) subcut = tcutmax; |
---|
| 470 | } |
---|
| 471 | } |
---|
| 472 | |
---|
| 473 | G4int nm = setOfRegionModels[reg]->NumberOfModels(); |
---|
| 474 | for(G4int j=0; j<nm; j++) { |
---|
| 475 | |
---|
| 476 | G4VEmModel* model = models[setOfRegionModels[reg]->ModelIndex(j)]; |
---|
| 477 | |
---|
| 478 | G4double tcutmin = model->MinEnergyCut(particle, couple); |
---|
| 479 | |
---|
| 480 | if(cut < tcutmin) cut = tcutmin; |
---|
| 481 | if(subcut < tcutmin) subcut = tcutmin; |
---|
| 482 | if(1 < verboseLevel) { |
---|
| 483 | G4cout << "The model # " << j |
---|
| 484 | << "; tcutmin(MeV)= " << tcutmin/MeV |
---|
| 485 | << "; tcut(MeV)= " << cut/MeV |
---|
| 486 | << "; tsubcut(MeV)= " << subcut/MeV |
---|
| 487 | << " for " << particle->GetParticleName() |
---|
| 488 | << G4endl; |
---|
| 489 | } |
---|
| 490 | } |
---|
| 491 | theCuts.push_back(cut); |
---|
| 492 | theSubCuts.push_back(subcut); |
---|
| 493 | } |
---|
| 494 | |
---|
| 495 | for(G4int jj=0; jj<nEmModels; jj++) { |
---|
| 496 | models[jj]->Initialise(particle, theCuts); |
---|
| 497 | if(flucModels[jj]) flucModels[jj]->InitialiseMe(particle); |
---|
| 498 | } |
---|
| 499 | |
---|
| 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 | |
---|
| 517 | G4double e; |
---|
| 518 | |
---|
| 519 | size_t i = couple->GetIndex(); |
---|
| 520 | G4double cut = theCuts[i]; |
---|
| 521 | G4double subcut = 0.0; |
---|
| 522 | |
---|
| 523 | if(fTotal == tType) cut = DBL_MAX; |
---|
| 524 | else if(fSubRestricted == tType) subcut = theSubCuts[i]; |
---|
| 525 | |
---|
| 526 | if(1 < verboseLevel) { |
---|
| 527 | G4cout << "G4EmModelManager::FillDEDXVector() for " |
---|
| 528 | << couple->GetMaterial()->GetName() |
---|
[961] | 529 | << " cut(MeV)= " << cut |
---|
| 530 | << " subcut(MeV)= " << subcut |
---|
[819] | 531 | << " Type " << tType |
---|
| 532 | << " for " << particle->GetParticleName() |
---|
| 533 | << G4endl; |
---|
| 534 | } |
---|
| 535 | |
---|
| 536 | G4int reg = idxOfRegionModels[i]; |
---|
| 537 | const G4RegionModels* regModels = setOfRegionModels[reg]; |
---|
| 538 | G4int nmod = regModels->NumberOfModels(); |
---|
| 539 | |
---|
[961] | 540 | // vectors to provide continues dE/dx |
---|
| 541 | G4DataVector factor(nmod); |
---|
| 542 | G4DataVector eLow(nmod+1); |
---|
| 543 | G4DataVector dedxLow(nmod); |
---|
| 544 | G4DataVector dedxHigh(nmod); |
---|
| 545 | |
---|
[819] | 546 | if(1 < verboseLevel) { |
---|
| 547 | G4cout << "There are " << nmod << " models for " |
---|
| 548 | << couple->GetMaterial()->GetName() |
---|
| 549 | << " at the region #" << reg |
---|
| 550 | << G4endl; |
---|
| 551 | } |
---|
| 552 | |
---|
[961] | 553 | // calculate factors to provide continuity of energy loss |
---|
[819] | 554 | |
---|
[961] | 555 | |
---|
[819] | 556 | factor[0] = 1.0; |
---|
| 557 | G4int j; |
---|
| 558 | |
---|
| 559 | G4int totBinsLoss = aVector->GetVectorLength(); |
---|
| 560 | |
---|
[961] | 561 | dedxLow[0] = 0.0; |
---|
| 562 | eLow[0] = 0.0; |
---|
[819] | 563 | |
---|
[961] | 564 | e = regModels->LowEdgeEnergy(1); |
---|
| 565 | eLow[1] = e; |
---|
[819] | 566 | G4VEmModel* model = models[regModels->ModelIndex(0)]; |
---|
| 567 | dedxHigh[0] = 0.0; |
---|
| 568 | if(model && cut > subcut) { |
---|
| 569 | dedxHigh[0] = model->ComputeDEDX(couple,particle,e,cut); |
---|
[961] | 570 | if(subcut > 0.0) { |
---|
[819] | 571 | dedxHigh[0] -= model->ComputeDEDX(couple,particle,e,subcut); |
---|
[961] | 572 | } |
---|
[819] | 573 | } |
---|
| 574 | if(nmod > 1) { |
---|
| 575 | for(j=1; j<nmod; j++) { |
---|
| 576 | |
---|
[961] | 577 | e = regModels->LowEdgeEnergy(j); |
---|
| 578 | eLow[j] = e; |
---|
[819] | 579 | G4int idx = regModels->ModelIndex(j); |
---|
| 580 | |
---|
| 581 | dedxLow[j] = models[idx]->ComputeDEDX(couple,particle,e,cut); |
---|
[961] | 582 | if(subcut > 0.0) { |
---|
[819] | 583 | dedxLow[j] -= models[idx]->ComputeDEDX(couple,particle,e,subcut); |
---|
[961] | 584 | } |
---|
[819] | 585 | if(subcut == cut) dedxLow[j] = 0.0; |
---|
| 586 | |
---|
[961] | 587 | e = regModels->LowEdgeEnergy(j+1); |
---|
| 588 | eLow[j+1] = e; |
---|
[819] | 589 | dedxHigh[j] = models[idx]->ComputeDEDX(couple,particle,e,cut); |
---|
[961] | 590 | if(subcut > 0.0) { |
---|
[819] | 591 | dedxHigh[j] -= models[idx]->ComputeDEDX(couple,particle,e,subcut); |
---|
[961] | 592 | } |
---|
[819] | 593 | if(subcut == cut) dedxHigh[j] = 0.0; |
---|
| 594 | } |
---|
[961] | 595 | if(1 < verboseLevel) { |
---|
| 596 | G4cout << " model #0" |
---|
| 597 | << " dedx(" << eLow[0] << ")= " << dedxLow[0] |
---|
| 598 | << " dedx(" << eLow[1] << ")= " << dedxHigh[0] |
---|
| 599 | << G4endl; |
---|
| 600 | } |
---|
[819] | 601 | |
---|
| 602 | for(j=1; j<nmod; j++) { |
---|
[961] | 603 | if(dedxLow[j] > 0.0) { |
---|
| 604 | factor[j] = (dedxHigh[j-1]/dedxLow[j] - 1.0)*eLow[j]; |
---|
| 605 | } else factor[j] = 0.0; |
---|
| 606 | if(1 < verboseLevel) { |
---|
| 607 | G4cout << " model #" << j |
---|
| 608 | << " dedx(" << eLow[j] << ")= " << dedxLow[j] |
---|
| 609 | << " dedx(" << eLow[j+1] << ")= " << dedxHigh[j] |
---|
| 610 | << " factor= " << factor[j]/eLow[j] |
---|
| 611 | << G4endl; |
---|
| 612 | } |
---|
[819] | 613 | } |
---|
| 614 | |
---|
| 615 | if(2 < verboseLevel) { |
---|
| 616 | G4cout << "Loop over " << totBinsLoss << " bins start " << G4endl; |
---|
| 617 | } |
---|
| 618 | } |
---|
| 619 | |
---|
| 620 | // Calculate energy losses vector |
---|
| 621 | for(j=0; j<totBinsLoss; j++) { |
---|
| 622 | |
---|
| 623 | G4double e = aVector->GetLowEdgeEnergy(j); |
---|
| 624 | G4double fac = 1.0; |
---|
| 625 | |
---|
| 626 | // Choose a model of energy losses |
---|
| 627 | G4int k = 0; |
---|
[961] | 628 | if (nmod > 1 && e > eLow[1]) { |
---|
[819] | 629 | do { |
---|
| 630 | k++; |
---|
[961] | 631 | fac *= (1.0 + factor[k]/e); |
---|
| 632 | } while (k+1 < nmod && e > eLow[k+1]); |
---|
[819] | 633 | } |
---|
| 634 | |
---|
| 635 | model = models[regModels->ModelIndex(k)]; |
---|
| 636 | G4double dedx = 0.0; |
---|
| 637 | G4double dedx0 = 0.0; |
---|
| 638 | if(model && cut > subcut) { |
---|
| 639 | dedx = model->ComputeDEDX(couple,particle,e,cut); |
---|
| 640 | dedx0 = dedx; |
---|
| 641 | if(subcut > 0.0) dedx -= model->ComputeDEDX(couple,particle,e,subcut); |
---|
| 642 | dedx *= fac; |
---|
| 643 | } |
---|
| 644 | |
---|
| 645 | if(dedx < 0.0) dedx = 0.0; |
---|
| 646 | if(2 < verboseLevel) { |
---|
| 647 | G4cout << "Material= " << couple->GetMaterial()->GetName() |
---|
| 648 | << " E(MeV)= " << e/MeV |
---|
| 649 | << " dEdx(MeV/mm)= " << dedx*mm/MeV |
---|
| 650 | << " dEdx0(MeV/mm)= " << dedx0*mm/MeV |
---|
| 651 | << " fac= " << fac |
---|
| 652 | << G4endl; |
---|
| 653 | } |
---|
| 654 | aVector->PutValue(j, dedx); |
---|
| 655 | } |
---|
| 656 | } |
---|
| 657 | |
---|
| 658 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
| 659 | |
---|
| 660 | void G4EmModelManager::FillLambdaVector(G4PhysicsVector* aVector, |
---|
| 661 | const G4MaterialCutsCouple* couple, |
---|
| 662 | G4bool startFromNull, |
---|
| 663 | G4EmTableType tType) |
---|
| 664 | { |
---|
| 665 | G4double e; |
---|
| 666 | |
---|
| 667 | size_t i = couple->GetIndex(); |
---|
| 668 | G4double cut = theCuts[i]; |
---|
| 669 | G4double tmax = DBL_MAX; |
---|
| 670 | if (fSubRestricted == tType) { |
---|
| 671 | tmax = cut; |
---|
| 672 | cut = theSubCuts[i]; |
---|
| 673 | } |
---|
| 674 | |
---|
| 675 | if(1 < verboseLevel) { |
---|
| 676 | G4cout << "G4EmModelManager::FillLambdaVector() for particle " |
---|
| 677 | << particle->GetParticleName() |
---|
| 678 | << " in " << couple->GetMaterial()->GetName() |
---|
| 679 | << " Ecut(MeV)= " << cut |
---|
| 680 | << " Emax(MeV)= " << tmax |
---|
| 681 | << " Type " << tType |
---|
| 682 | << G4endl; |
---|
| 683 | } |
---|
| 684 | |
---|
| 685 | G4int reg = idxOfRegionModels[i]; |
---|
| 686 | const G4RegionModels* regModels = setOfRegionModels[reg]; |
---|
| 687 | G4int nmod = regModels->NumberOfModels(); |
---|
| 688 | |
---|
[961] | 689 | // vectors to provide continues dE/dx |
---|
| 690 | G4DataVector factor(nmod); |
---|
| 691 | G4DataVector eLow(nmod+1); |
---|
| 692 | G4DataVector sigmaLow(nmod); |
---|
| 693 | G4DataVector sigmaHigh(nmod); |
---|
| 694 | |
---|
[819] | 695 | if(2 < verboseLevel) { |
---|
| 696 | G4cout << "There are " << nmod << " models for " |
---|
| 697 | << couple->GetMaterial()->GetName() << G4endl; |
---|
| 698 | } |
---|
| 699 | |
---|
| 700 | // calculate factors to provide continuity of energy loss |
---|
| 701 | factor[0] = 1.0; |
---|
| 702 | G4int j; |
---|
| 703 | G4int totBinsLambda = aVector->GetVectorLength(); |
---|
| 704 | |
---|
[961] | 705 | sigmaLow[0] = 0.0; |
---|
| 706 | eLow[0] = 0.0; |
---|
[819] | 707 | |
---|
[961] | 708 | e = regModels->LowEdgeEnergy(1); |
---|
| 709 | eLow[1] = e; |
---|
[819] | 710 | G4VEmModel* model = models[regModels->ModelIndex(0)]; |
---|
| 711 | sigmaHigh[0] = 0.0; |
---|
| 712 | if(model) sigmaHigh[0] = model->CrossSection(couple,particle,e,cut,tmax); |
---|
| 713 | |
---|
| 714 | if(2 < verboseLevel) { |
---|
| 715 | G4cout << "### For material " << couple->GetMaterial()->GetName() |
---|
| 716 | << " " << nmod |
---|
| 717 | << " models" |
---|
| 718 | << " Ecut(MeV)= " << cut/MeV |
---|
| 719 | << " Emax(MeV)= " << e/MeV |
---|
| 720 | << " nbins= " << totBinsLambda |
---|
| 721 | << G4endl; |
---|
| 722 | G4cout << " model #0 eUp= " << e |
---|
| 723 | << " sigmaUp= " << sigmaHigh[0] << G4endl; |
---|
| 724 | } |
---|
| 725 | |
---|
| 726 | |
---|
| 727 | if(nmod > 1) { |
---|
| 728 | |
---|
| 729 | for(j=1; j<nmod; j++) { |
---|
| 730 | |
---|
[961] | 731 | e = regModels->LowEdgeEnergy(j); |
---|
| 732 | eLow[j] = e; |
---|
| 733 | G4int idx = regModels->ModelIndex(j); |
---|
| 734 | |
---|
| 735 | sigmaLow[j] = models[idx]->CrossSection(couple,particle,e,cut,tmax); |
---|
| 736 | e = regModels->LowEdgeEnergy(j+1); |
---|
| 737 | eLow[j+1] = e; |
---|
| 738 | sigmaHigh[j] = models[idx]->CrossSection(couple,particle,e,cut,tmax); |
---|
| 739 | } |
---|
| 740 | if(1 < verboseLevel) { |
---|
| 741 | G4cout << " model #0" |
---|
| 742 | << " sigma(" << eLow[0] << ")= " << sigmaLow[0] |
---|
| 743 | << " sigma(" << eLow[1] << ")= " << sigmaHigh[0] |
---|
| 744 | << G4endl; |
---|
| 745 | } |
---|
| 746 | for(j=1; j<nmod; j++) { |
---|
| 747 | if(sigmaLow[j] > 0.0) { |
---|
| 748 | factor[j] = (sigmaHigh[j-1]/sigmaLow[j] - 1.0)*eLow[j]; |
---|
| 749 | } else factor[j] = 0.0; |
---|
[819] | 750 | if(1 < verboseLevel) { |
---|
[961] | 751 | G4cout << " model #" << j |
---|
| 752 | << " sigma(" << eLow[j] << ")= " << sigmaLow[j] |
---|
| 753 | << " sigma(" << eLow[j+1] << ")= " << sigmaHigh[j] |
---|
| 754 | << " factor= " << factor[j]/eLow[j] |
---|
[819] | 755 | << G4endl; |
---|
| 756 | } |
---|
| 757 | } |
---|
| 758 | } |
---|
| 759 | |
---|
| 760 | // Calculate lambda vector |
---|
| 761 | for(j=0; j<totBinsLambda; j++) { |
---|
| 762 | |
---|
| 763 | e = aVector->GetLowEdgeEnergy(j); |
---|
| 764 | |
---|
| 765 | // Choose a model of energy losses |
---|
| 766 | G4int k = 0; |
---|
| 767 | G4double fac = 1.0; |
---|
[961] | 768 | if (nmod > 1 && e > eLow[1]) { |
---|
[819] | 769 | do { |
---|
| 770 | k++; |
---|
[961] | 771 | fac *= (1.0 + factor[k]/e); |
---|
| 772 | } while ( k+1 < nmod && e > eLow[k+1] ); |
---|
[819] | 773 | } |
---|
| 774 | |
---|
| 775 | model = models[regModels->ModelIndex(k)]; |
---|
| 776 | G4double cross = 0.0; |
---|
| 777 | if(model) cross = model->CrossSection(couple,particle,e,cut,tmax)*fac; |
---|
| 778 | if(j==0 && startFromNull) cross = 0.0; |
---|
| 779 | |
---|
| 780 | if(2 < verboseLevel) { |
---|
| 781 | G4cout << "FillLambdaVector: " << j << ". e(MeV)= " << e/MeV |
---|
| 782 | << " cross(1/mm)= " << cross*mm |
---|
| 783 | << " fac= " << fac << " k= " << k |
---|
| 784 | << " model= " << regModels->ModelIndex(k) |
---|
| 785 | << G4endl; |
---|
| 786 | } |
---|
| 787 | if(cross < 0.0) cross = 0.0; |
---|
| 788 | |
---|
| 789 | aVector->PutValue(j, cross); |
---|
| 790 | } |
---|
| 791 | } |
---|
| 792 | |
---|
| 793 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
[961] | 794 | |
---|
| 795 | void G4EmModelManager::DumpModelList(G4int verb) |
---|
| 796 | { |
---|
| 797 | if(verb == 0) return; |
---|
| 798 | for(G4int i=0; i<nRegions; i++) { |
---|
| 799 | G4RegionModels* r = setOfRegionModels[i]; |
---|
| 800 | const G4Region* reg = r->Region(); |
---|
| 801 | if(verb > 1 || nRegions > 1) { |
---|
| 802 | } |
---|
| 803 | G4int n = r->NumberOfModels(); |
---|
| 804 | if(verb > 1 || n > 0) { |
---|
| 805 | G4cout << " ===== EM models for the G4Region " << reg->GetName() |
---|
| 806 | << " ======" << G4endl;; |
---|
| 807 | for(G4int j=0; j<n; j++) { |
---|
| 808 | const G4VEmModel* m = models[r->ModelIndex(j)]; |
---|
| 809 | G4cout << std::setw(20); |
---|
| 810 | G4cout << m->GetName() << " : Emin= " |
---|
| 811 | << std::setw(10) << G4BestUnit(r->LowEdgeEnergy(j),"Energy") |
---|
| 812 | << " Emax= " |
---|
| 813 | << G4BestUnit(r->LowEdgeEnergy(j+1),"Energy") |
---|
| 814 | << G4endl; |
---|
| 815 | } |
---|
| 816 | } |
---|
| 817 | } |
---|
| 818 | } |
---|
| 819 | |
---|
| 820 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|