1 | // |
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2 | // ******************************************************************** |
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3 | // * License and Disclaimer * |
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4 | // * * |
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5 | // * The Geant4 software is copyright of the Copyright Holders of * |
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6 | // * the Geant4 Collaboration. It is provided under the terms and * |
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7 | // * conditions of the Geant4 Software License, included in the file * |
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8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
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9 | // * include a list of copyright holders. * |
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10 | // * * |
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11 | // * Neither the authors of this software system, nor their employing * |
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12 | // * institutes,nor the agencies providing financial support for this * |
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13 | // * work make any representation or warranty, express or implied, * |
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14 | // * regarding this software system or assume any liability for its * |
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15 | // * use. Please see the license in the file LICENSE and URL above * |
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16 | // * for the full disclaimer and the limitation of liability. * |
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17 | // * * |
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18 | // * This code implementation is the result of the scientific and * |
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19 | // * technical work of the GEANT4 collaboration. * |
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20 | // * By using, copying, modifying or distributing the software (or * |
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21 | // * any work based on the software) you agree to acknowledge its * |
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22 | // * use in resulting scientific publications, and indicate your * |
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23 | // * acceptance of all terms of the Geant4 Software license. * |
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24 | // ******************************************************************** |
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25 | // |
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26 | // $Id: G4VEnergyLossProcess.cc,v 1.171 2010/10/15 10:22:13 vnivanch Exp $ |
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27 | // GEANT4 tag $Name: emutils-V09-03-23 $ |
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28 | // |
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29 | // ------------------------------------------------------------------- |
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30 | // |
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31 | // GEANT4 Class file |
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32 | // |
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33 | // |
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34 | // File name: G4VEnergyLossProcess |
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35 | // |
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36 | // Author: Vladimir Ivanchenko |
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37 | // |
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38 | // Creation date: 03.01.2002 |
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39 | // |
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40 | // Modifications: |
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41 | // |
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42 | // 13-11-02 Minor fix - use normalised direction (V.Ivanchenko) |
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43 | // 04-12-02 Minor change in PostStepDoIt (V.Ivanchenko) |
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44 | // 23-12-02 Change interface in order to move to cut per region (V.Ivanchenko) |
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45 | // 26-12-02 Secondary production moved to derived classes (V.Ivanchenko) |
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46 | // 04-01-03 Fix problem of very small steps for ions (V.Ivanchenko) |
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47 | // 20-01-03 Migrade to cut per region (V.Ivanchenko) |
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48 | // 24-01-03 Temporarily close a control on usage of couples (V.Ivanchenko) |
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49 | // 24-01-03 Make models region aware (V.Ivanchenko) |
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50 | // 05-02-03 Fix compilation warnings (V.Ivanchenko) |
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51 | // 06-02-03 Add control on tmax in PostStepDoIt (V.Ivanchenko) |
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52 | // 13-02-03 SubCutoffProcessors defined for regions (V.Ivanchenko) |
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53 | // 15-02-03 Lambda table can be scaled (V.Ivanchenko) |
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54 | // 17-02-03 Fix problem of store/restore tables (V.Ivanchenko) |
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55 | // 18-02-03 Add control on CutCouple usage (V.Ivanchenko) |
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56 | // 26-02-03 Simplify control on GenericIons (V.Ivanchenko) |
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57 | // 06-03-03 Control on GenericIons using SubType + update verbose (V.Ivanchenko) |
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58 | // 10-03-03 Add Ion registration (V.Ivanchenko) |
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59 | // 22-03-03 Add Initialisation of cash (V.Ivanchenko) |
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60 | // 26-03-03 Remove finalRange modification (V.Ivanchenko) |
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61 | // 09-04-03 Fix problem of negative range limit for non integral (V.Ivanchenko) |
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62 | // 26-04-03 Fix retrieve tables (V.Ivanchenko) |
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63 | // 06-05-03 Set defalt finalRange = 1 mm (V.Ivanchenko) |
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64 | // 12-05-03 Update range calculations + lowKinEnergy (V.Ivanchenko) |
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65 | // 13-05-03 Add calculation of precise range (V.Ivanchenko) |
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66 | // 23-05-03 Remove tracking cuts (V.Ivanchenko) |
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67 | // 03-06-03 Fix initialisation problem for STD ionisation (V.Ivanchenko) |
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68 | // 21-07-03 Add UpdateEmModel method (V.Ivanchenko) |
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69 | // 03-11-03 Fix initialisation problem in RetrievePhysicsTable (V.Ivanchenko) |
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70 | // 04-11-03 Add checks in RetrievePhysicsTable (V.Ivanchenko) |
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71 | // 12-11-03 G4EnergyLossSTD -> G4EnergyLossProcess (V.Ivanchenko) |
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72 | // 21-01-04 Migrade to G4ParticleChangeForLoss (V.Ivanchenko) |
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73 | // 27-02-04 Fix problem of loss in low presure gases, cleanup precise range |
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74 | // calculation, use functions ForLoss in AlongStepDoIt (V.Ivanchenko) |
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75 | // 10-03-04 Fix a problem of Precise Range table (V.Ivanchenko) |
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76 | // 19-03-04 Fix a problem energy below lowestKinEnergy (V.Ivanchenko) |
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77 | // 31-03-04 Fix a problem of retrieve tables (V.Ivanchenko) |
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78 | // 21-07-04 Check weather AtRest are active or not (V.Ivanchenko) |
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79 | // 03-08-04 Add pointer of DEDX table to all processes (V.Ivanchenko) |
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80 | // 06-08-04 Clear up names of member functions (V.Ivanchenko) |
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81 | // 06-08-04 Clear up names of member functions (V.Ivanchenko) |
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82 | // 27-08-04 Add NeedBuildTables method (V.Ivanchneko) |
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83 | // 08-11-04 Migration to new interface of Store/Retrieve tables (V.Ivantchenko) |
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84 | // 11-03-05 Shift verbose level by 1 (V.Ivantchenko) |
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85 | // 08-04-05 Major optimisation of internal interfaces (V.Ivantchenko) |
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86 | // 11-04-05 Use MaxSecondaryEnergy from a model (V.Ivanchenko) |
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87 | // 25-07-05 Add extra protection PostStep for non-integral mode (V.Ivanchenko) |
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88 | // 12-08-05 Integral=false; SetStepFunction(0.2, 0.1*mm) (mma) |
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89 | // 18-08-05 Return back both AlongStep and PostStep from 7.0 (V.Ivanchenko) |
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90 | // 02-09-05 Default StepFunction 0.2 1 mm + integral (V.Ivanchenko) |
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91 | // 04-09-05 default lambdaFactor 0.8 (V.Ivanchenko) |
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92 | // 05-10-05 protection against 0 energy loss added (L.Urban) |
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93 | // 17-10-05 protection above has been removed (L.Urban) |
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94 | // 06-01-06 reset currentCouple when StepFunction is changed (V.Ivanchenko) |
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95 | // 10-01-06 PreciseRange -> CSDARange (V.Ivantchenko) |
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96 | // 18-01-06 Clean up subcutoff including recalculation of presafety (VI) |
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97 | // 20-01-06 Introduce G4EmTableType and reducing number of methods (VI) |
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98 | // 22-03-06 Add control on warning printout AlongStep (VI) |
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99 | // 23-03-06 Use isIonisation flag (V.Ivanchenko) |
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100 | // 07-06-06 Do not reflect AlongStep in subcutoff regime (V.Ivanchenko) |
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101 | // 14-01-07 add SetEmModel(index) and SetFluctModel() (mma) |
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102 | // 16-01-07 add IonisationTable and IonisationSubTable (V.Ivanchenko) |
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103 | // 16-02-07 set linLossLimit=1.e-6 (V.Ivanchenko) |
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104 | // 13-03-07 use SafetyHelper instead of navigator (V.Ivanchenko) |
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105 | // 10-04-07 use unique SafetyHelper (V.Ivanchenko) |
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106 | // 12-04-07 Add verbosity at destruction (V.Ivanchenko) |
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107 | // 25-04-07 move initialisation of safety helper to BuildPhysicsTable (VI) |
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108 | // 27-10-07 Virtual functions moved to source (V.Ivanchenko) |
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109 | // 24-06-09 Removed hidden bin in G4PhysicsVector (V.Ivanchenko) |
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110 | // 15-10-10 Fixed 4-momentum balance if deexcitation is active (L.Pandola) |
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111 | // |
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112 | // Class Description: |
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113 | // |
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114 | // It is the unified energy loss process it calculates the continuous |
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115 | // energy loss for charged particles using a set of Energy Loss |
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116 | // models valid for different energy regions. There are a possibility |
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117 | // to create and access to dE/dx and range tables, or to calculate |
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118 | // that information on fly. |
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119 | // ------------------------------------------------------------------- |
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120 | // |
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121 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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122 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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123 | |
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124 | #include "G4VEnergyLossProcess.hh" |
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125 | #include "G4LossTableManager.hh" |
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126 | #include "G4Step.hh" |
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127 | #include "G4ParticleDefinition.hh" |
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128 | #include "G4VEmModel.hh" |
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129 | #include "G4VEmFluctuationModel.hh" |
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130 | #include "G4DataVector.hh" |
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131 | #include "G4PhysicsLogVector.hh" |
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132 | #include "G4VParticleChange.hh" |
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133 | #include "G4Gamma.hh" |
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134 | #include "G4Electron.hh" |
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135 | #include "G4Positron.hh" |
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136 | #include "G4Proton.hh" |
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137 | #include "G4ProcessManager.hh" |
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138 | #include "G4UnitsTable.hh" |
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139 | #include "G4GenericIon.hh" |
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140 | #include "G4ProductionCutsTable.hh" |
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141 | #include "G4Region.hh" |
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142 | #include "G4RegionStore.hh" |
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143 | #include "G4PhysicsTableHelper.hh" |
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144 | #include "G4SafetyHelper.hh" |
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145 | #include "G4TransportationManager.hh" |
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146 | #include "G4EmConfigurator.hh" |
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147 | #include "G4VAtomDeexcitation.hh" |
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148 | |
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149 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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150 | |
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151 | G4VEnergyLossProcess::G4VEnergyLossProcess(const G4String& name, |
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152 | G4ProcessType type): |
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153 | G4VContinuousDiscreteProcess(name, type), |
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154 | secondaryParticle(0), |
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155 | nSCoffRegions(0), |
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156 | nDERegions(0), |
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157 | idxSCoffRegions(0), |
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158 | idxDERegions(0), |
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159 | nProcesses(0), |
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160 | theDEDXTable(0), |
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161 | theDEDXSubTable(0), |
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162 | theDEDXunRestrictedTable(0), |
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163 | theIonisationTable(0), |
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164 | theIonisationSubTable(0), |
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165 | theRangeTableForLoss(0), |
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166 | theCSDARangeTable(0), |
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167 | theSecondaryRangeTable(0), |
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168 | theInverseRangeTable(0), |
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169 | theLambdaTable(0), |
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170 | theSubLambdaTable(0), |
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171 | theDEDXAtMaxEnergy(0), |
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172 | theRangeAtMaxEnergy(0), |
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173 | theEnergyOfCrossSectionMax(0), |
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174 | theCrossSectionMax(0), |
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175 | baseParticle(0), |
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176 | minSubRange(0.1), |
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177 | lossFluctuationFlag(true), |
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178 | rndmStepFlag(false), |
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179 | tablesAreBuilt(false), |
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180 | integral(true), |
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181 | isIon(false), |
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182 | isIonisation(true), |
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183 | useSubCutoff(false), |
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184 | useDeexcitation(false), |
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185 | particle(0), |
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186 | currentCouple(0), |
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187 | nWarnings(0), |
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188 | mfpKinEnergy(0.0) |
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189 | { |
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190 | SetVerboseLevel(1); |
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191 | |
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192 | // low energy limit |
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193 | lowestKinEnergy = 1.*eV; |
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194 | |
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195 | // Size of tables assuming spline |
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196 | minKinEnergy = 0.1*keV; |
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197 | maxKinEnergy = 10.0*TeV; |
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198 | nBins = 77; |
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199 | maxKinEnergyCSDA = 1.0*GeV; |
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200 | nBinsCSDA = 35; |
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201 | |
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202 | // default linear loss limit for spline |
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203 | linLossLimit = 0.01; |
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204 | |
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205 | // default dRoverRange and finalRange |
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206 | SetStepFunction(0.2, 1.0*mm); |
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207 | |
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208 | // default lambda factor |
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209 | lambdaFactor = 0.8; |
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210 | |
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211 | // particle types |
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212 | theElectron = G4Electron::Electron(); |
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213 | thePositron = G4Positron::Positron(); |
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214 | theGenericIon = 0; |
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215 | |
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216 | // run time objects |
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217 | pParticleChange = &fParticleChange; |
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218 | modelManager = new G4EmModelManager(); |
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219 | safetyHelper = G4TransportationManager::GetTransportationManager() |
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220 | ->GetSafetyHelper(); |
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221 | aGPILSelection = CandidateForSelection; |
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222 | |
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223 | // initialise model |
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224 | (G4LossTableManager::Instance())->Register(this); |
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225 | fluctModel = 0; |
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226 | atomDeexcitation = 0; |
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227 | |
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228 | scTracks.reserve(5); |
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229 | secParticles.reserve(5); |
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230 | |
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231 | // Data for stragling of ranges from ICRU'37 report |
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232 | const G4int nrbins = 7; |
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233 | vstrag = new G4PhysicsLogVector(keV, GeV, nrbins-1); |
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234 | vstrag->SetSpline(true); |
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235 | G4double s[nrbins] = {-0.2, -0.85, -1.3, -1.578, -1.76, -1.85, -1.9}; |
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236 | for(G4int i=0; i<nrbins; ++i) {vstrag->PutValue(i, s[i]);} |
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237 | } |
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238 | |
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239 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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240 | |
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241 | G4VEnergyLossProcess::~G4VEnergyLossProcess() |
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242 | { |
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243 | if(1 < verboseLevel) |
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244 | G4cout << "G4VEnergyLossProcess destruct " << GetProcessName() |
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245 | << G4endl; |
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246 | delete vstrag; |
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247 | Clean(); |
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248 | |
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249 | if ( !baseParticle ) { |
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250 | if(theDEDXTable && theRangeTableForLoss) { |
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251 | if(theIonisationTable == theDEDXTable) theIonisationTable = 0; |
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252 | theDEDXTable->clearAndDestroy(); |
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253 | delete theDEDXTable; |
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254 | if(theDEDXSubTable) { |
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255 | if(theIonisationSubTable == theDEDXSubTable) |
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256 | theIonisationSubTable = 0; |
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257 | theDEDXSubTable->clearAndDestroy(); |
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258 | delete theDEDXSubTable; |
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259 | } |
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260 | } |
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261 | if(theIonisationTable) { |
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262 | theIonisationTable->clearAndDestroy(); |
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263 | delete theIonisationTable; |
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264 | } |
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265 | if(theIonisationSubTable) { |
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266 | theIonisationSubTable->clearAndDestroy(); |
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267 | delete theIonisationSubTable; |
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268 | } |
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269 | if(theDEDXunRestrictedTable && theCSDARangeTable) { |
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270 | theDEDXunRestrictedTable->clearAndDestroy(); |
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271 | delete theDEDXunRestrictedTable; |
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272 | } |
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273 | if(theCSDARangeTable) { |
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274 | theCSDARangeTable->clearAndDestroy(); |
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275 | delete theCSDARangeTable; |
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276 | } |
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277 | if(theRangeTableForLoss) { |
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278 | theRangeTableForLoss->clearAndDestroy(); |
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279 | delete theRangeTableForLoss; |
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280 | } |
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281 | if(theInverseRangeTable) { |
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282 | theInverseRangeTable->clearAndDestroy(); |
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283 | delete theInverseRangeTable; |
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284 | } |
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285 | if(theLambdaTable) { |
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286 | theLambdaTable->clearAndDestroy(); |
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287 | delete theLambdaTable; |
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288 | } |
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289 | if(theSubLambdaTable) { |
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290 | theSubLambdaTable->clearAndDestroy(); |
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291 | delete theSubLambdaTable; |
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292 | } |
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293 | } |
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294 | |
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295 | delete modelManager; |
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296 | (G4LossTableManager::Instance())->DeRegister(this); |
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297 | } |
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298 | |
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299 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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300 | |
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301 | void G4VEnergyLossProcess::Clean() |
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302 | { |
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303 | if(1 < verboseLevel) { |
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304 | G4cout << "G4VEnergyLossProcess::Clear() for " << GetProcessName() |
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305 | << G4endl; |
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306 | } |
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307 | delete [] theDEDXAtMaxEnergy; |
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308 | delete [] theRangeAtMaxEnergy; |
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309 | delete [] theEnergyOfCrossSectionMax; |
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310 | delete [] theCrossSectionMax; |
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311 | delete [] idxSCoffRegions; |
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312 | delete [] idxDERegions; |
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313 | |
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314 | theDEDXAtMaxEnergy = 0; |
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315 | theRangeAtMaxEnergy = 0; |
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316 | theEnergyOfCrossSectionMax = 0; |
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317 | theCrossSectionMax = 0; |
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318 | tablesAreBuilt = false; |
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319 | |
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320 | //scTracks.clear(); |
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321 | scProcesses.clear(); |
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322 | nProcesses = 0; |
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323 | } |
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324 | |
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325 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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326 | |
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327 | G4double G4VEnergyLossProcess::MinPrimaryEnergy(const G4ParticleDefinition*, |
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328 | const G4Material*, |
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329 | G4double cut) |
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330 | { |
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331 | return cut; |
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332 | } |
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333 | |
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334 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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335 | |
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336 | void G4VEnergyLossProcess::AddEmModel(G4int order, G4VEmModel* p, |
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337 | G4VEmFluctuationModel* fluc, |
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338 | const G4Region* region) |
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339 | { |
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340 | modelManager->AddEmModel(order, p, fluc, region); |
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341 | if(p) { p->SetParticleChange(pParticleChange, fluc); } |
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342 | } |
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343 | |
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344 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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345 | |
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346 | void G4VEnergyLossProcess::UpdateEmModel(const G4String& nam, |
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347 | G4double emin, G4double emax) |
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348 | { |
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349 | modelManager->UpdateEmModel(nam, emin, emax); |
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350 | } |
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351 | |
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352 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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353 | |
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354 | void G4VEnergyLossProcess::SetEmModel(G4VEmModel* p, G4int index) |
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355 | { |
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356 | G4int n = emModels.size(); |
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357 | if(index >= n) { for(G4int i=n; i<=index; ++i) {emModels.push_back(0);} } |
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358 | emModels[index] = p; |
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359 | } |
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360 | |
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361 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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362 | |
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363 | G4VEmModel* G4VEnergyLossProcess::EmModel(G4int index) |
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364 | { |
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365 | G4VEmModel* p = 0; |
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366 | if(index >= 0 && index < G4int(emModels.size())) { p = emModels[index]; } |
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367 | return p; |
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368 | } |
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369 | |
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370 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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371 | |
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372 | G4VEmModel* G4VEnergyLossProcess::GetModelByIndex(G4int idx, G4bool ver) |
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373 | { |
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374 | return modelManager->GetModel(idx, ver); |
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375 | } |
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376 | |
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377 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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378 | |
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379 | G4int G4VEnergyLossProcess::NumberOfModels() |
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380 | { |
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381 | return modelManager->NumberOfModels(); |
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382 | } |
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383 | |
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384 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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385 | |
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386 | void |
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387 | G4VEnergyLossProcess::PreparePhysicsTable(const G4ParticleDefinition& part) |
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388 | { |
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389 | if(1 < verboseLevel) { |
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390 | G4cout << "G4VEnergyLossProcess::PreparePhysicsTable for " |
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391 | << GetProcessName() |
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392 | << " for " << part.GetParticleName() |
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393 | << G4endl; |
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394 | } |
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395 | |
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396 | currentCouple = 0; |
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397 | preStepLambda = 0.0; |
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398 | mfpKinEnergy = DBL_MAX; |
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399 | fRange = DBL_MAX; |
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400 | preStepKinEnergy = 0.0; |
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401 | chargeSqRatio = 1.0; |
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402 | massRatio = 1.0; |
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403 | reduceFactor = 1.0; |
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404 | |
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405 | G4LossTableManager* lManager = G4LossTableManager::Instance(); |
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406 | |
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407 | // Are particle defined? |
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408 | if( !particle ) { |
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409 | particle = ∂ |
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410 | if(part.GetParticleType() == "nucleus") { |
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411 | if(!theGenericIon) { theGenericIon = G4GenericIon::GenericIon(); } |
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412 | if(particle == theGenericIon) { isIon = true; } |
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413 | else if(part.GetPDGCharge() > eplus) { |
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414 | isIon = true; |
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415 | |
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416 | // generic ions created on-fly |
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417 | if(part.GetPDGCharge() > 2.5*eplus) { |
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418 | particle = theGenericIon; |
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419 | } |
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420 | } |
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421 | } |
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422 | } |
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423 | |
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424 | if( particle != &part) { |
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425 | if(part.GetParticleType() == "nucleus") { |
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426 | isIon = true; |
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427 | lManager->RegisterIon(&part, this); |
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428 | } else { |
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429 | lManager->RegisterExtraParticle(&part, this); |
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430 | } |
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431 | if(1 < verboseLevel) { |
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432 | G4cout << "### G4VEnergyLossProcess::PreparePhysicsTable() end for " |
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433 | << part.GetParticleName() << G4endl; |
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434 | } |
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435 | return; |
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436 | } |
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437 | |
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438 | Clean(); |
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439 | lManager->PreparePhysicsTable(&part, this); |
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440 | |
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441 | // Base particle and set of models can be defined here |
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442 | InitialiseEnergyLossProcess(particle, baseParticle); |
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443 | |
---|
444 | // Tables preparation |
---|
445 | if (!baseParticle) { |
---|
446 | |
---|
447 | theDEDXTable = G4PhysicsTableHelper::PreparePhysicsTable(theDEDXTable); |
---|
448 | if (lManager->BuildCSDARange()) { |
---|
449 | theDEDXunRestrictedTable = |
---|
450 | G4PhysicsTableHelper::PreparePhysicsTable(theDEDXunRestrictedTable); |
---|
451 | theCSDARangeTable = |
---|
452 | G4PhysicsTableHelper::PreparePhysicsTable(theCSDARangeTable); |
---|
453 | } |
---|
454 | |
---|
455 | theRangeTableForLoss = |
---|
456 | G4PhysicsTableHelper::PreparePhysicsTable(theRangeTableForLoss); |
---|
457 | theInverseRangeTable = |
---|
458 | G4PhysicsTableHelper::PreparePhysicsTable(theInverseRangeTable); |
---|
459 | |
---|
460 | theLambdaTable = G4PhysicsTableHelper::PreparePhysicsTable(theLambdaTable); |
---|
461 | if (nSCoffRegions) { |
---|
462 | theDEDXSubTable = |
---|
463 | G4PhysicsTableHelper::PreparePhysicsTable(theDEDXSubTable); |
---|
464 | theSubLambdaTable = |
---|
465 | G4PhysicsTableHelper::PreparePhysicsTable(theSubLambdaTable); |
---|
466 | } |
---|
467 | } |
---|
468 | |
---|
469 | G4double initialCharge = particle->GetPDGCharge(); |
---|
470 | G4double initialMass = particle->GetPDGMass(); |
---|
471 | |
---|
472 | if (baseParticle) { |
---|
473 | massRatio = (baseParticle->GetPDGMass())/initialMass; |
---|
474 | G4double q = initialCharge/baseParticle->GetPDGCharge(); |
---|
475 | chargeSqRatio = q*q; |
---|
476 | if(chargeSqRatio > 0.0) { reduceFactor = 1.0/(chargeSqRatio*massRatio); } |
---|
477 | } |
---|
478 | |
---|
479 | // initialisation of models |
---|
480 | G4int nmod = modelManager->NumberOfModels(); |
---|
481 | for(G4int i=0; i<nmod; ++i) { |
---|
482 | G4VEmModel* mod = modelManager->GetModel(i); |
---|
483 | if(mod->HighEnergyLimit() > maxKinEnergy) { |
---|
484 | mod->SetHighEnergyLimit(maxKinEnergy); |
---|
485 | } |
---|
486 | } |
---|
487 | |
---|
488 | theCuts = modelManager->Initialise(particle, secondaryParticle, |
---|
489 | minSubRange, verboseLevel); |
---|
490 | |
---|
491 | // Sub Cutoff and Deexcitation |
---|
492 | if (nSCoffRegions>0 || nDERegions>0) { |
---|
493 | theSubCuts = modelManager->SubCutoff(); |
---|
494 | |
---|
495 | const G4ProductionCutsTable* theCoupleTable= |
---|
496 | G4ProductionCutsTable::GetProductionCutsTable(); |
---|
497 | size_t numOfCouples = theCoupleTable->GetTableSize(); |
---|
498 | |
---|
499 | if(nSCoffRegions>0) idxSCoffRegions = new G4bool[numOfCouples]; |
---|
500 | if(nDERegions>0) idxDERegions = new G4bool[numOfCouples]; |
---|
501 | |
---|
502 | for (size_t j=0; j<numOfCouples; ++j) { |
---|
503 | |
---|
504 | const G4MaterialCutsCouple* couple = |
---|
505 | theCoupleTable->GetMaterialCutsCouple(j); |
---|
506 | const G4ProductionCuts* pcuts = couple->GetProductionCuts(); |
---|
507 | |
---|
508 | if(nSCoffRegions>0) { |
---|
509 | G4bool reg = false; |
---|
510 | for(G4int i=0; i<nSCoffRegions; ++i) { |
---|
511 | if( pcuts == scoffRegions[i]->GetProductionCuts()) { reg = true; } |
---|
512 | } |
---|
513 | idxSCoffRegions[j] = reg; |
---|
514 | } |
---|
515 | if(nDERegions>0) { |
---|
516 | G4bool reg = false; |
---|
517 | for(G4int i=0; i<nDERegions; ++i) { |
---|
518 | if( pcuts == deRegions[i]->GetProductionCuts()) { reg = true; } |
---|
519 | } |
---|
520 | idxDERegions[j] = reg; |
---|
521 | } |
---|
522 | } |
---|
523 | } |
---|
524 | |
---|
525 | if (1 < verboseLevel) { |
---|
526 | G4cout << "G4VEnergyLossProcess::Initialise() is done " |
---|
527 | << " for local " << particle->GetParticleName() |
---|
528 | << " isIon= " << isIon |
---|
529 | << " chargeSqRatio= " << chargeSqRatio |
---|
530 | << " massRatio= " << massRatio |
---|
531 | << " reduceFactor= " << reduceFactor << G4endl; |
---|
532 | if (nSCoffRegions) { |
---|
533 | G4cout << " SubCutoff Regime is ON for regions: " << G4endl; |
---|
534 | for (G4int i=0; i<nSCoffRegions; ++i) { |
---|
535 | const G4Region* r = scoffRegions[i]; |
---|
536 | G4cout << " " << r->GetName() << G4endl; |
---|
537 | } |
---|
538 | } |
---|
539 | if (nDERegions) { |
---|
540 | G4cout << " Deexcitation is ON for regions: " << G4endl; |
---|
541 | for (G4int i=0; i<nDERegions; ++i) { |
---|
542 | const G4Region* r = deRegions[i]; |
---|
543 | G4cout << " " << r->GetName() << G4endl; |
---|
544 | } |
---|
545 | } |
---|
546 | } |
---|
547 | } |
---|
548 | |
---|
549 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
550 | |
---|
551 | void G4VEnergyLossProcess::BuildPhysicsTable(const G4ParticleDefinition& part) |
---|
552 | { |
---|
553 | if(1 < verboseLevel) { |
---|
554 | G4cout << "### G4VEnergyLossProcess::BuildPhysicsTable() for " |
---|
555 | << GetProcessName() |
---|
556 | << " and particle " << part.GetParticleName() |
---|
557 | << "; local: " << particle->GetParticleName(); |
---|
558 | if(baseParticle) G4cout << "; base: " << baseParticle->GetParticleName(); |
---|
559 | G4cout << G4endl; |
---|
560 | } |
---|
561 | |
---|
562 | if(&part == particle) { |
---|
563 | if(!tablesAreBuilt) { |
---|
564 | G4LossTableManager::Instance()->BuildPhysicsTable(particle, this); |
---|
565 | } |
---|
566 | if(!baseParticle) { |
---|
567 | if(0 < verboseLevel) PrintInfoDefinition(); |
---|
568 | |
---|
569 | // needs to be done only once |
---|
570 | safetyHelper->InitialiseHelper(); |
---|
571 | } |
---|
572 | } |
---|
573 | |
---|
574 | // Added tracking cut to avoid tracking artifacts |
---|
575 | if(isIonisation) { |
---|
576 | fParticleChange.SetLowEnergyLimit(lowestKinEnergy); |
---|
577 | atomDeexcitation = G4LossTableManager::Instance()->AtomDeexcitation(); |
---|
578 | if(atomDeexcitation) { useDeexcitation = true; } |
---|
579 | } |
---|
580 | |
---|
581 | if(1 < verboseLevel) { |
---|
582 | G4cout << "### G4VEnergyLossProcess::BuildPhysicsTable() done for " |
---|
583 | << GetProcessName() |
---|
584 | << " and particle " << part.GetParticleName(); |
---|
585 | if(isIonisation) { G4cout << " isIonisation flag = 1"; } |
---|
586 | G4cout << G4endl; |
---|
587 | } |
---|
588 | } |
---|
589 | |
---|
590 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
591 | |
---|
592 | G4PhysicsTable* G4VEnergyLossProcess::BuildDEDXTable(G4EmTableType tType) |
---|
593 | { |
---|
594 | if(1 < verboseLevel) { |
---|
595 | G4cout << "G4VEnergyLossProcess::BuildDEDXTable() of type " << tType |
---|
596 | << " for " << GetProcessName() |
---|
597 | << " and particle " << particle->GetParticleName() |
---|
598 | << G4endl; |
---|
599 | } |
---|
600 | G4PhysicsTable* table = 0; |
---|
601 | G4double emax = maxKinEnergy; |
---|
602 | G4int bin = nBins; |
---|
603 | |
---|
604 | if(fTotal == tType) { |
---|
605 | emax = maxKinEnergyCSDA; |
---|
606 | bin = nBinsCSDA; |
---|
607 | table = theDEDXunRestrictedTable; |
---|
608 | } else if(fRestricted == tType) { |
---|
609 | table = theDEDXTable; |
---|
610 | if(theIonisationTable) |
---|
611 | table = G4PhysicsTableHelper::PreparePhysicsTable(theIonisationTable); |
---|
612 | } else if(fSubRestricted == tType) { |
---|
613 | table = theDEDXSubTable; |
---|
614 | if(theIonisationSubTable) |
---|
615 | table = G4PhysicsTableHelper::PreparePhysicsTable(theIonisationSubTable); |
---|
616 | } else { |
---|
617 | G4cout << "G4VEnergyLossProcess::BuildDEDXTable WARNING: wrong type " |
---|
618 | << tType << G4endl; |
---|
619 | } |
---|
620 | |
---|
621 | // Access to materials |
---|
622 | const G4ProductionCutsTable* theCoupleTable= |
---|
623 | G4ProductionCutsTable::GetProductionCutsTable(); |
---|
624 | size_t numOfCouples = theCoupleTable->GetTableSize(); |
---|
625 | |
---|
626 | if(1 < verboseLevel) { |
---|
627 | G4cout << numOfCouples << " materials" |
---|
628 | << " minKinEnergy= " << minKinEnergy |
---|
629 | << " maxKinEnergy= " << emax |
---|
630 | << " nbin= " << bin |
---|
631 | << " EmTableType= " << tType |
---|
632 | << " table= " << table |
---|
633 | << G4endl; |
---|
634 | } |
---|
635 | if(!table) return table; |
---|
636 | |
---|
637 | G4bool splineFlag = (G4LossTableManager::Instance())->SplineFlag(); |
---|
638 | G4PhysicsLogVector* aVector = 0; |
---|
639 | G4PhysicsLogVector* bVector = 0; |
---|
640 | |
---|
641 | for(size_t i=0; i<numOfCouples; ++i) { |
---|
642 | |
---|
643 | if(1 < verboseLevel) { |
---|
644 | G4cout << "G4VEnergyLossProcess::BuildDEDXVector flag= " |
---|
645 | << table->GetFlag(i) << G4endl; |
---|
646 | } |
---|
647 | if (table->GetFlag(i)) { |
---|
648 | |
---|
649 | // create physics vector and fill it |
---|
650 | const G4MaterialCutsCouple* couple = |
---|
651 | theCoupleTable->GetMaterialCutsCouple(i); |
---|
652 | if(!bVector) { |
---|
653 | aVector = new G4PhysicsLogVector(minKinEnergy, emax, bin); |
---|
654 | bVector = aVector; |
---|
655 | } else { |
---|
656 | aVector = new G4PhysicsLogVector(*bVector); |
---|
657 | } |
---|
658 | aVector->SetSpline(splineFlag); |
---|
659 | |
---|
660 | modelManager->FillDEDXVector(aVector, couple, tType); |
---|
661 | if(splineFlag) { aVector->FillSecondDerivatives(); } |
---|
662 | |
---|
663 | // Insert vector for this material into the table |
---|
664 | G4PhysicsTableHelper::SetPhysicsVector(table, i, aVector); |
---|
665 | } |
---|
666 | } |
---|
667 | |
---|
668 | if(1 < verboseLevel) { |
---|
669 | G4cout << "G4VEnergyLossProcess::BuildDEDXTable(): table is built for " |
---|
670 | << particle->GetParticleName() |
---|
671 | << " and process " << GetProcessName() |
---|
672 | << G4endl; |
---|
673 | // if(2 < verboseLevel) G4cout << (*table) << G4endl; |
---|
674 | } |
---|
675 | |
---|
676 | return table; |
---|
677 | } |
---|
678 | |
---|
679 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
680 | |
---|
681 | G4PhysicsTable* G4VEnergyLossProcess::BuildLambdaTable(G4EmTableType tType) |
---|
682 | { |
---|
683 | G4PhysicsTable* table = 0; |
---|
684 | |
---|
685 | if(fRestricted == tType) { |
---|
686 | table = theLambdaTable; |
---|
687 | } else if(fSubRestricted == tType) { |
---|
688 | table = theSubLambdaTable; |
---|
689 | } else { |
---|
690 | G4cout << "G4VEnergyLossProcess::BuildLambdaTable WARNING: wrong type " |
---|
691 | << tType << G4endl; |
---|
692 | } |
---|
693 | |
---|
694 | if(1 < verboseLevel) { |
---|
695 | G4cout << "G4VEnergyLossProcess::BuildLambdaTable() of type " |
---|
696 | << tType << " for process " |
---|
697 | << GetProcessName() << " and particle " |
---|
698 | << particle->GetParticleName() |
---|
699 | << " EmTableType= " << tType |
---|
700 | << " table= " << table |
---|
701 | << G4endl; |
---|
702 | } |
---|
703 | if(!table) {return table;} |
---|
704 | |
---|
705 | // Access to materials |
---|
706 | const G4ProductionCutsTable* theCoupleTable= |
---|
707 | G4ProductionCutsTable::GetProductionCutsTable(); |
---|
708 | size_t numOfCouples = theCoupleTable->GetTableSize(); |
---|
709 | |
---|
710 | G4bool splineFlag = (G4LossTableManager::Instance())->SplineFlag(); |
---|
711 | G4PhysicsLogVector* aVector = 0; |
---|
712 | G4PhysicsLogVector* bVector = 0; |
---|
713 | |
---|
714 | for(size_t i=0; i<numOfCouples; ++i) { |
---|
715 | |
---|
716 | if (table->GetFlag(i)) { |
---|
717 | |
---|
718 | // create physics vector and fill it |
---|
719 | const G4MaterialCutsCouple* couple = |
---|
720 | theCoupleTable->GetMaterialCutsCouple(i); |
---|
721 | if(!bVector) { |
---|
722 | aVector = new G4PhysicsLogVector(minKinEnergy, maxKinEnergy, nBins); |
---|
723 | bVector = aVector; |
---|
724 | } else { |
---|
725 | aVector = new G4PhysicsLogVector(*bVector); |
---|
726 | } |
---|
727 | aVector->SetSpline(splineFlag); |
---|
728 | |
---|
729 | modelManager->FillLambdaVector(aVector, couple, true, tType); |
---|
730 | if(splineFlag) { aVector->FillSecondDerivatives(); } |
---|
731 | |
---|
732 | // Insert vector for this material into the table |
---|
733 | G4PhysicsTableHelper::SetPhysicsVector(table, i, aVector); |
---|
734 | } |
---|
735 | } |
---|
736 | |
---|
737 | if(1 < verboseLevel) { |
---|
738 | G4cout << "Lambda table is built for " |
---|
739 | << particle->GetParticleName() |
---|
740 | << G4endl; |
---|
741 | } |
---|
742 | |
---|
743 | return table; |
---|
744 | } |
---|
745 | |
---|
746 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
747 | |
---|
748 | void G4VEnergyLossProcess::PrintInfoDefinition() |
---|
749 | { |
---|
750 | if(0 < verboseLevel) { |
---|
751 | G4cout << G4endl << GetProcessName() << ": for " |
---|
752 | << particle->GetParticleName() |
---|
753 | << " SubType= " << GetProcessSubType() |
---|
754 | << G4endl |
---|
755 | << " dE/dx and range tables from " |
---|
756 | << G4BestUnit(minKinEnergy,"Energy") |
---|
757 | << " to " << G4BestUnit(maxKinEnergy,"Energy") |
---|
758 | << " in " << nBins << " bins" << G4endl |
---|
759 | << " Lambda tables from threshold to " |
---|
760 | << G4BestUnit(maxKinEnergy,"Energy") |
---|
761 | << " in " << nBins << " bins, spline: " |
---|
762 | << (G4LossTableManager::Instance())->SplineFlag() |
---|
763 | << G4endl; |
---|
764 | if(theRangeTableForLoss && isIonisation) { |
---|
765 | G4cout << " finalRange(mm)= " << finalRange/mm |
---|
766 | << ", dRoverRange= " << dRoverRange |
---|
767 | << ", integral: " << integral |
---|
768 | << ", fluct: " << lossFluctuationFlag |
---|
769 | << ", linLossLimit= " << linLossLimit |
---|
770 | << G4endl; |
---|
771 | } |
---|
772 | PrintInfo(); |
---|
773 | modelManager->DumpModelList(verboseLevel); |
---|
774 | if(theCSDARangeTable && isIonisation) { |
---|
775 | G4cout << " CSDA range table up" |
---|
776 | << " to " << G4BestUnit(maxKinEnergyCSDA,"Energy") |
---|
777 | << " in " << nBinsCSDA << " bins" << G4endl; |
---|
778 | } |
---|
779 | if(nSCoffRegions>0 && isIonisation) { |
---|
780 | G4cout << " Subcutoff sampling in " << nSCoffRegions |
---|
781 | << " regions" << G4endl; |
---|
782 | } |
---|
783 | if(2 < verboseLevel) { |
---|
784 | G4cout << " DEDXTable address= " << theDEDXTable << G4endl; |
---|
785 | if(theDEDXTable && isIonisation) G4cout << (*theDEDXTable) << G4endl; |
---|
786 | G4cout << "non restricted DEDXTable address= " |
---|
787 | << theDEDXunRestrictedTable << G4endl; |
---|
788 | if(theDEDXunRestrictedTable && isIonisation) { |
---|
789 | G4cout << (*theDEDXunRestrictedTable) << G4endl; |
---|
790 | } |
---|
791 | if(theDEDXSubTable && isIonisation) { |
---|
792 | G4cout << (*theDEDXSubTable) << G4endl; |
---|
793 | } |
---|
794 | G4cout << " CSDARangeTable address= " << theCSDARangeTable |
---|
795 | << G4endl; |
---|
796 | if(theCSDARangeTable && isIonisation) { |
---|
797 | G4cout << (*theCSDARangeTable) << G4endl; |
---|
798 | } |
---|
799 | G4cout << " RangeTableForLoss address= " << theRangeTableForLoss |
---|
800 | << G4endl; |
---|
801 | if(theRangeTableForLoss && isIonisation) { |
---|
802 | G4cout << (*theRangeTableForLoss) << G4endl; |
---|
803 | } |
---|
804 | G4cout << " InverseRangeTable address= " << theInverseRangeTable |
---|
805 | << G4endl; |
---|
806 | if(theInverseRangeTable && isIonisation) { |
---|
807 | G4cout << (*theInverseRangeTable) << G4endl; |
---|
808 | } |
---|
809 | G4cout << " LambdaTable address= " << theLambdaTable << G4endl; |
---|
810 | if(theLambdaTable && isIonisation) { |
---|
811 | G4cout << (*theLambdaTable) << G4endl; |
---|
812 | } |
---|
813 | G4cout << " SubLambdaTable address= " << theSubLambdaTable << G4endl; |
---|
814 | if(theSubLambdaTable && isIonisation) { |
---|
815 | G4cout << (*theSubLambdaTable) << G4endl; |
---|
816 | } |
---|
817 | } |
---|
818 | } |
---|
819 | } |
---|
820 | |
---|
821 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
822 | |
---|
823 | void G4VEnergyLossProcess::ActivateSubCutoff(G4bool val, const G4Region* r) |
---|
824 | { |
---|
825 | G4RegionStore* regionStore = G4RegionStore::GetInstance(); |
---|
826 | const G4Region* reg = r; |
---|
827 | if (!reg) {reg = regionStore->GetRegion("DefaultRegionForTheWorld", false);} |
---|
828 | |
---|
829 | // the region is in the list |
---|
830 | if (nSCoffRegions) { |
---|
831 | for (G4int i=0; i<nSCoffRegions; ++i) { |
---|
832 | if (reg == scoffRegions[i]) { |
---|
833 | if(!val) deRegions[i] = 0; |
---|
834 | return; |
---|
835 | } |
---|
836 | } |
---|
837 | } |
---|
838 | |
---|
839 | // new region |
---|
840 | if(val) { |
---|
841 | useSubCutoff = true; |
---|
842 | scoffRegions.push_back(reg); |
---|
843 | ++nSCoffRegions; |
---|
844 | } else { |
---|
845 | useSubCutoff = false; |
---|
846 | } |
---|
847 | } |
---|
848 | |
---|
849 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
850 | |
---|
851 | void G4VEnergyLossProcess::ActivateDeexcitation(G4bool val, const G4Region* r) |
---|
852 | { |
---|
853 | G4RegionStore* regionStore = G4RegionStore::GetInstance(); |
---|
854 | const G4Region* reg = r; |
---|
855 | if (!reg) {reg = regionStore->GetRegion("DefaultRegionForTheWorld", false);} |
---|
856 | |
---|
857 | // the region is in the list |
---|
858 | if (nDERegions) { |
---|
859 | for (G4int i=0; i<nDERegions; ++i) { |
---|
860 | if (reg == deRegions[i]) { |
---|
861 | if(!val) { deRegions[i] = 0; } |
---|
862 | return; |
---|
863 | } |
---|
864 | } |
---|
865 | } |
---|
866 | |
---|
867 | // new region |
---|
868 | if(val) { |
---|
869 | useDeexcitation = true; |
---|
870 | deRegions.push_back(reg); |
---|
871 | ++nDERegions; |
---|
872 | } else { |
---|
873 | useDeexcitation = false; |
---|
874 | } |
---|
875 | } |
---|
876 | |
---|
877 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
878 | |
---|
879 | G4double G4VEnergyLossProcess::AlongStepGetPhysicalInteractionLength( |
---|
880 | const G4Track&, |
---|
881 | G4double, |
---|
882 | G4double currentMinStep, |
---|
883 | G4double&, |
---|
884 | G4GPILSelection* selection) |
---|
885 | { |
---|
886 | G4double x = DBL_MAX; |
---|
887 | *selection = aGPILSelection; |
---|
888 | if(isIonisation) { |
---|
889 | fRange = GetScaledRangeForScaledEnergy(preStepScaledEnergy)*reduceFactor; |
---|
890 | |
---|
891 | x = fRange; |
---|
892 | G4double y = x*dRoverRange; |
---|
893 | |
---|
894 | if(x > finalRange && y < currentMinStep) { |
---|
895 | x = y + finalRange*(1.0 - dRoverRange)*(2.0 - finalRange/fRange); |
---|
896 | } else if (rndmStepFlag) { x = SampleRange(); } |
---|
897 | //G4cout<<GetProcessName()<<": e= "<<preStepKinEnergy |
---|
898 | // <<" range= "<<fRange <<" cMinSt="<<currentMinStep |
---|
899 | // << " limit= " << x <<G4endl; |
---|
900 | } |
---|
901 | //G4cout<<GetProcessName()<<": e= "<<preStepKinEnergy |
---|
902 | // <<" stepLimit= "<<x<<G4endl; |
---|
903 | return x; |
---|
904 | } |
---|
905 | |
---|
906 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
907 | |
---|
908 | G4double G4VEnergyLossProcess::PostStepGetPhysicalInteractionLength( |
---|
909 | const G4Track& track, |
---|
910 | G4double previousStepSize, |
---|
911 | G4ForceCondition* condition) |
---|
912 | { |
---|
913 | // condition is set to "Not Forced" |
---|
914 | *condition = NotForced; |
---|
915 | G4double x = DBL_MAX; |
---|
916 | |
---|
917 | // initialisation of material, mass, charge, model at the beginning of the step |
---|
918 | DefineMaterial(track.GetMaterialCutsCouple()); |
---|
919 | |
---|
920 | const G4ParticleDefinition* currPart = track.GetParticleDefinition(); |
---|
921 | if(theGenericIon == particle) { |
---|
922 | massRatio = proton_mass_c2/currPart->GetPDGMass(); |
---|
923 | } |
---|
924 | preStepKinEnergy = track.GetKineticEnergy(); |
---|
925 | preStepScaledEnergy = preStepKinEnergy*massRatio; |
---|
926 | SelectModel(preStepScaledEnergy); |
---|
927 | if(!currentModel->IsActive(preStepScaledEnergy)) { return x; } |
---|
928 | |
---|
929 | if(isIon) { |
---|
930 | chargeSqRatio = currentModel->ChargeSquareRatio(track); |
---|
931 | reduceFactor = 1.0/(chargeSqRatio*massRatio); |
---|
932 | } |
---|
933 | //G4cout << "q2= " << chargeSqRatio << " massRatio= " << massRatio << G4endl; |
---|
934 | // initialisation for sampling of the interaction length |
---|
935 | if(previousStepSize <= DBL_MIN) { theNumberOfInteractionLengthLeft = -1.0; } |
---|
936 | if(theNumberOfInteractionLengthLeft < 0.0) { mfpKinEnergy = DBL_MAX; } |
---|
937 | |
---|
938 | // compute mean free path |
---|
939 | if(preStepScaledEnergy < mfpKinEnergy) { |
---|
940 | if (integral) { ComputeLambdaForScaledEnergy(preStepScaledEnergy); } |
---|
941 | else { preStepLambda = GetLambdaForScaledEnergy(preStepScaledEnergy); } |
---|
942 | if(preStepLambda <= DBL_MIN) { mfpKinEnergy = 0.0; } |
---|
943 | } |
---|
944 | |
---|
945 | // non-zero cross section |
---|
946 | if(preStepLambda > DBL_MIN) { |
---|
947 | if (theNumberOfInteractionLengthLeft < 0.0) { |
---|
948 | // beggining of tracking (or just after DoIt of this process) |
---|
949 | //G4cout<<"G4VEnergyLossProcess::PostStepGetPhysicalInteractionLength Reset"<<G4endl; |
---|
950 | ResetNumberOfInteractionLengthLeft(); |
---|
951 | } else if(currentInteractionLength < DBL_MAX) { |
---|
952 | // subtract NumberOfInteractionLengthLeft |
---|
953 | SubtractNumberOfInteractionLengthLeft(previousStepSize); |
---|
954 | if(theNumberOfInteractionLengthLeft < 0.) { |
---|
955 | theNumberOfInteractionLengthLeft = perMillion; |
---|
956 | } |
---|
957 | } |
---|
958 | |
---|
959 | // get mean free path and step limit |
---|
960 | currentInteractionLength = 1.0/preStepLambda; |
---|
961 | x = theNumberOfInteractionLengthLeft * currentInteractionLength; |
---|
962 | |
---|
963 | #ifdef G4VERBOSE |
---|
964 | if (verboseLevel>2){ |
---|
965 | G4cout << "G4VEnergyLossProcess::PostStepGetPhysicalInteractionLength "; |
---|
966 | G4cout << "[ " << GetProcessName() << "]" << G4endl; |
---|
967 | G4cout << " for " << currPart->GetParticleName() |
---|
968 | << " in Material " << currentMaterial->GetName() |
---|
969 | << " Ekin(MeV)= " << preStepKinEnergy/MeV |
---|
970 | <<G4endl; |
---|
971 | G4cout << "MeanFreePath = " << currentInteractionLength/cm << "[cm]" |
---|
972 | << "InteractionLength= " << x/cm <<"[cm] " <<G4endl; |
---|
973 | } |
---|
974 | #endif |
---|
975 | // zero cross section case |
---|
976 | } else { |
---|
977 | if(theNumberOfInteractionLengthLeft > DBL_MIN && |
---|
978 | currentInteractionLength < DBL_MAX) { |
---|
979 | // subtract NumberOfInteractionLengthLeft |
---|
980 | SubtractNumberOfInteractionLengthLeft(previousStepSize); |
---|
981 | if(theNumberOfInteractionLengthLeft < 0.) { |
---|
982 | theNumberOfInteractionLengthLeft = perMillion; |
---|
983 | } |
---|
984 | } |
---|
985 | currentInteractionLength = DBL_MAX; |
---|
986 | } |
---|
987 | return x; |
---|
988 | } |
---|
989 | |
---|
990 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
991 | |
---|
992 | G4VParticleChange* G4VEnergyLossProcess::AlongStepDoIt(const G4Track& track, |
---|
993 | const G4Step& step) |
---|
994 | { |
---|
995 | fParticleChange.InitializeForAlongStep(track); |
---|
996 | // The process has range table - calculate energy loss |
---|
997 | if(!isIonisation || !currentModel->IsActive(preStepScaledEnergy)) { |
---|
998 | return &fParticleChange; |
---|
999 | } |
---|
1000 | |
---|
1001 | // Get the actual (true) Step length |
---|
1002 | G4double length = step.GetStepLength(); |
---|
1003 | if(length <= DBL_MIN) { return &fParticleChange; } |
---|
1004 | G4double eloss = 0.0; |
---|
1005 | |
---|
1006 | /* |
---|
1007 | if(-1 < verboseLevel) { |
---|
1008 | const G4ParticleDefinition* d = track.GetParticleDefinition(); |
---|
1009 | G4cout << "AlongStepDoIt for " |
---|
1010 | << GetProcessName() << " and particle " |
---|
1011 | << d->GetParticleName() |
---|
1012 | << " eScaled(MeV)= " << preStepScaledEnergy/MeV |
---|
1013 | << " range(mm)= " << fRange/mm |
---|
1014 | << " s(mm)= " << length/mm |
---|
1015 | << " q^2= " << chargeSqRatio |
---|
1016 | << " md= " << d->GetPDGMass() |
---|
1017 | << " status= " << track.GetTrackStatus() |
---|
1018 | << G4endl; |
---|
1019 | } |
---|
1020 | */ |
---|
1021 | |
---|
1022 | const G4DynamicParticle* dynParticle = track.GetDynamicParticle(); |
---|
1023 | |
---|
1024 | // stopping |
---|
1025 | if (length >= fRange) { |
---|
1026 | eloss = preStepKinEnergy; |
---|
1027 | if (useDeexcitation) { |
---|
1028 | if(atomDeexcitation) { |
---|
1029 | atomDeexcitation->AlongStepDeexcitation(&fParticleChange, step, |
---|
1030 | eloss, currentMaterialIndex); |
---|
1031 | } else if(idxDERegions[currentMaterialIndex]) { |
---|
1032 | currentModel->SampleDeexcitationAlongStep(currentMaterial, track, eloss); |
---|
1033 | } |
---|
1034 | if(eloss < 0.0) { eloss = 0.0; } |
---|
1035 | } |
---|
1036 | fParticleChange.SetProposedKineticEnergy(0.0); |
---|
1037 | fParticleChange.ProposeLocalEnergyDeposit(eloss); |
---|
1038 | return &fParticleChange; |
---|
1039 | } |
---|
1040 | |
---|
1041 | // Short step |
---|
1042 | eloss = GetDEDXForScaledEnergy(preStepScaledEnergy)*length; |
---|
1043 | |
---|
1044 | // Long step |
---|
1045 | //} else { |
---|
1046 | if(eloss > preStepKinEnergy*linLossLimit) { |
---|
1047 | |
---|
1048 | G4double x = |
---|
1049 | GetScaledRangeForScaledEnergy(preStepScaledEnergy) - length/reduceFactor; |
---|
1050 | eloss = preStepKinEnergy - ScaledKinEnergyForLoss(x)/massRatio; |
---|
1051 | |
---|
1052 | /* |
---|
1053 | if(-1 < verboseLevel) |
---|
1054 | G4cout << "Long STEP: rPre(mm)= " |
---|
1055 | << GetScaledRangeForScaledEnergy(preStepScaledEnergy)/mm |
---|
1056 | << " rPost(mm)= " << x/mm |
---|
1057 | << " ePre(MeV)= " << preStepScaledEnergy/MeV |
---|
1058 | << " eloss(MeV)= " << eloss/MeV |
---|
1059 | << " eloss0(MeV)= " |
---|
1060 | << GetDEDXForScaledEnergy(preStepScaledEnergy)*length/MeV |
---|
1061 | << " lim(MeV)= " << preStepKinEnergy*linLossLimit/MeV |
---|
1062 | << G4endl; |
---|
1063 | */ |
---|
1064 | } |
---|
1065 | |
---|
1066 | /* |
---|
1067 | G4double eloss0 = eloss; |
---|
1068 | if(-1 < verboseLevel ) { |
---|
1069 | G4cout << "Before fluct: eloss(MeV)= " << eloss/MeV |
---|
1070 | << " e-eloss= " << preStepKinEnergy-eloss |
---|
1071 | << " step(mm)= " << length/mm |
---|
1072 | << " range(mm)= " << fRange/mm |
---|
1073 | << " fluct= " << lossFluctuationFlag |
---|
1074 | << G4endl; |
---|
1075 | } |
---|
1076 | */ |
---|
1077 | |
---|
1078 | G4double cut = (*theCuts)[currentMaterialIndex]; |
---|
1079 | G4double esec = 0.0; |
---|
1080 | |
---|
1081 | // SubCutOff |
---|
1082 | if(useSubCutoff) { |
---|
1083 | if(idxSCoffRegions[currentMaterialIndex]) { |
---|
1084 | |
---|
1085 | G4bool yes = false; |
---|
1086 | G4StepPoint* prePoint = step.GetPreStepPoint(); |
---|
1087 | |
---|
1088 | // Check boundary |
---|
1089 | if(prePoint->GetStepStatus() == fGeomBoundary) { yes = true; } |
---|
1090 | |
---|
1091 | // Check PrePoint |
---|
1092 | else { |
---|
1093 | G4double preSafety = prePoint->GetSafety(); |
---|
1094 | G4double rcut = currentCouple->GetProductionCuts()->GetProductionCut(1); |
---|
1095 | |
---|
1096 | // recompute presafety |
---|
1097 | if(preSafety < rcut) { |
---|
1098 | preSafety = safetyHelper->ComputeSafety(prePoint->GetPosition()); |
---|
1099 | } |
---|
1100 | |
---|
1101 | if(preSafety < rcut) { yes = true; } |
---|
1102 | |
---|
1103 | // Check PostPoint |
---|
1104 | else { |
---|
1105 | G4double postSafety = preSafety - length; |
---|
1106 | if(postSafety < rcut) { |
---|
1107 | postSafety = |
---|
1108 | safetyHelper->ComputeSafety(step.GetPostStepPoint()->GetPosition()); |
---|
1109 | if(postSafety < rcut) { yes = true; } |
---|
1110 | } |
---|
1111 | } |
---|
1112 | } |
---|
1113 | |
---|
1114 | // Decide to start subcut sampling |
---|
1115 | if(yes) { |
---|
1116 | |
---|
1117 | cut = (*theSubCuts)[currentMaterialIndex]; |
---|
1118 | eloss -= GetSubDEDXForScaledEnergy(preStepScaledEnergy)*length; |
---|
1119 | scTracks.clear(); |
---|
1120 | SampleSubCutSecondaries(scTracks, step, |
---|
1121 | currentModel,currentMaterialIndex); |
---|
1122 | // add bremsstrahlung sampling |
---|
1123 | /* |
---|
1124 | if(nProcesses > 0) { |
---|
1125 | for(G4int i=0; i<nProcesses; ++i) { |
---|
1126 | (scProcesses[i])->SampleSubCutSecondaries( |
---|
1127 | scTracks, step, (scProcesses[i])-> |
---|
1128 | SelectModelForMaterial(preStepKinEnergy, currentMaterialIndex), |
---|
1129 | currentMaterialIndex); |
---|
1130 | } |
---|
1131 | } |
---|
1132 | */ |
---|
1133 | G4int n = scTracks.size(); |
---|
1134 | if(n>0) { |
---|
1135 | G4ThreeVector mom = dynParticle->GetMomentum(); |
---|
1136 | fParticleChange.SetNumberOfSecondaries(n); |
---|
1137 | for(G4int i=0; i<n; ++i) { |
---|
1138 | G4Track* t = scTracks[i]; |
---|
1139 | G4double e = t->GetKineticEnergy(); |
---|
1140 | if (t->GetParticleDefinition() == thePositron) { |
---|
1141 | e += 2.0*electron_mass_c2; |
---|
1142 | } |
---|
1143 | esec += e; |
---|
1144 | pParticleChange->AddSecondary(t); |
---|
1145 | } |
---|
1146 | } |
---|
1147 | } |
---|
1148 | } |
---|
1149 | } |
---|
1150 | |
---|
1151 | // Corrections, which cannot be tabulated |
---|
1152 | if(isIon) { |
---|
1153 | G4double eadd = 0.0; |
---|
1154 | currentModel->CorrectionsAlongStep(currentCouple, dynParticle, |
---|
1155 | eloss, eadd, length); |
---|
1156 | } |
---|
1157 | |
---|
1158 | // Sample fluctuations |
---|
1159 | if (lossFluctuationFlag) { |
---|
1160 | G4VEmFluctuationModel* fluc = currentModel->GetModelOfFluctuations(); |
---|
1161 | if(fluc && |
---|
1162 | (eloss + esec + lowestKinEnergy) < preStepKinEnergy) { |
---|
1163 | |
---|
1164 | G4double tmax = |
---|
1165 | std::min(currentModel->MaxSecondaryKinEnergy(dynParticle),cut); |
---|
1166 | G4double emean = eloss; |
---|
1167 | eloss = fluc->SampleFluctuations(currentMaterial,dynParticle, |
---|
1168 | tmax,length,emean); |
---|
1169 | /* |
---|
1170 | if(-1 < verboseLevel) |
---|
1171 | G4cout << "After fluct: eloss(MeV)= " << eloss/MeV |
---|
1172 | << " fluc= " << (eloss-eloss0)/MeV |
---|
1173 | << " ChargeSqRatio= " << chargeSqRatio |
---|
1174 | << " massRatio= " << massRatio |
---|
1175 | << " tmax= " << tmax |
---|
1176 | << G4endl; |
---|
1177 | */ |
---|
1178 | } |
---|
1179 | } |
---|
1180 | |
---|
1181 | // deexcitation |
---|
1182 | if (useDeexcitation) { |
---|
1183 | G4double eloss_before = eloss; |
---|
1184 | if(atomDeexcitation) { |
---|
1185 | atomDeexcitation->AlongStepDeexcitation(&fParticleChange, step, |
---|
1186 | eloss, currentMaterialIndex); |
---|
1187 | } else if(idxDERegions[currentMaterialIndex] && eloss > 0.0) { |
---|
1188 | currentModel->SampleDeexcitationAlongStep(currentMaterial, track, eloss); |
---|
1189 | } |
---|
1190 | esec += eloss_before - eloss; |
---|
1191 | } |
---|
1192 | |
---|
1193 | // Energy balanse |
---|
1194 | G4double finalT = preStepKinEnergy - eloss - esec; |
---|
1195 | if (finalT <= lowestKinEnergy) { |
---|
1196 | eloss += finalT; |
---|
1197 | finalT = 0.0; |
---|
1198 | } else if(isIon) { |
---|
1199 | fParticleChange.SetProposedCharge( |
---|
1200 | currentModel->GetParticleCharge(track.GetParticleDefinition(), |
---|
1201 | currentMaterial,finalT)); |
---|
1202 | } |
---|
1203 | |
---|
1204 | if(eloss < 0.0) { eloss = 0.0; } |
---|
1205 | fParticleChange.SetProposedKineticEnergy(finalT); |
---|
1206 | fParticleChange.ProposeLocalEnergyDeposit(eloss); |
---|
1207 | |
---|
1208 | /* |
---|
1209 | if(-1 < verboseLevel) { |
---|
1210 | G4cout << "Final value eloss(MeV)= " << eloss/MeV |
---|
1211 | << " preStepKinEnergy= " << preStepKinEnergy |
---|
1212 | << " postStepKinEnergy= " << finalT |
---|
1213 | << " lossFlag= " << lossFluctuationFlag |
---|
1214 | << " status= " << track.GetTrackStatus() |
---|
1215 | << G4endl; |
---|
1216 | } |
---|
1217 | */ |
---|
1218 | |
---|
1219 | return &fParticleChange; |
---|
1220 | } |
---|
1221 | |
---|
1222 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
1223 | |
---|
1224 | void G4VEnergyLossProcess::SampleSubCutSecondaries( |
---|
1225 | std::vector<G4Track*>& tracks, |
---|
1226 | const G4Step& step, |
---|
1227 | G4VEmModel* model, |
---|
1228 | G4int idx) |
---|
1229 | { |
---|
1230 | // Fast check weather subcutoff can work |
---|
1231 | G4double subcut = (*theSubCuts)[idx]; |
---|
1232 | G4double cut = (*theCuts)[idx]; |
---|
1233 | if(cut <= subcut) { return; } |
---|
1234 | |
---|
1235 | const G4Track* track = step.GetTrack(); |
---|
1236 | const G4DynamicParticle* dp = track->GetDynamicParticle(); |
---|
1237 | G4double e = dp->GetKineticEnergy()*massRatio; |
---|
1238 | G4double cross = chargeSqRatio*(((*theSubLambdaTable)[idx])->Value(e)); |
---|
1239 | G4double length = step.GetStepLength(); |
---|
1240 | |
---|
1241 | // negligible probability to get any interaction |
---|
1242 | if(length*cross < perMillion) { return; } |
---|
1243 | /* |
---|
1244 | if(-1 < verboseLevel) |
---|
1245 | G4cout << "<<< Subcutoff for " << GetProcessName() |
---|
1246 | << " cross(1/mm)= " << cross*mm << ">>>" |
---|
1247 | << " e(MeV)= " << preStepScaledEnergy |
---|
1248 | << " matIdx= " << currentMaterialIndex |
---|
1249 | << G4endl; |
---|
1250 | */ |
---|
1251 | |
---|
1252 | // Sample subcutoff secondaries |
---|
1253 | G4StepPoint* preStepPoint = step.GetPreStepPoint(); |
---|
1254 | G4StepPoint* postStepPoint = step.GetPostStepPoint(); |
---|
1255 | G4ThreeVector prepoint = preStepPoint->GetPosition(); |
---|
1256 | G4ThreeVector dr = postStepPoint->GetPosition() - prepoint; |
---|
1257 | G4double pretime = preStepPoint->GetGlobalTime(); |
---|
1258 | G4double dt = postStepPoint->GetGlobalTime() - pretime; |
---|
1259 | //G4double dt = length/preStepPoint->GetVelocity(); |
---|
1260 | G4double fragment = 0.0; |
---|
1261 | |
---|
1262 | do { |
---|
1263 | G4double del = -std::log(G4UniformRand())/cross; |
---|
1264 | fragment += del/length; |
---|
1265 | if (fragment > 1.0) break; |
---|
1266 | |
---|
1267 | // sample secondaries |
---|
1268 | secParticles.clear(); |
---|
1269 | model->SampleSecondaries(&secParticles,track->GetMaterialCutsCouple(), |
---|
1270 | dp,subcut,cut); |
---|
1271 | |
---|
1272 | // position of subcutoff particles |
---|
1273 | G4ThreeVector r = prepoint + fragment*dr; |
---|
1274 | std::vector<G4DynamicParticle*>::iterator it; |
---|
1275 | for(it=secParticles.begin(); it!=secParticles.end(); ++it) { |
---|
1276 | |
---|
1277 | G4bool addSec = true; |
---|
1278 | /* |
---|
1279 | // do not track very low-energy delta-electrons |
---|
1280 | if(theSecondaryRangeTable && (*it)->GetParticleDefinition() == theElectron) { |
---|
1281 | G4double ekin = (*it)->GetKineticEnergy(); |
---|
1282 | G4double rg = ((*theSecondaryRangeTable)[idx]->Value(ekin)); |
---|
1283 | // if(rg < currentMinSafety) { |
---|
1284 | if(rg < safetyHelper->ComputeSafety(r)) { |
---|
1285 | extraEdep += ekin; |
---|
1286 | delete (*it); |
---|
1287 | addSec = false; |
---|
1288 | } |
---|
1289 | } |
---|
1290 | */ |
---|
1291 | if(addSec) { |
---|
1292 | G4Track* t = new G4Track((*it), pretime + fragment*dt, r); |
---|
1293 | t->SetTouchableHandle(track->GetTouchableHandle()); |
---|
1294 | tracks.push_back(t); |
---|
1295 | |
---|
1296 | /* |
---|
1297 | if(-1 < verboseLevel) |
---|
1298 | G4cout << "New track " << t->GetParticleDefinition()->GetParticleName() |
---|
1299 | << " e(keV)= " << t->GetKineticEnergy()/keV |
---|
1300 | << " fragment= " << fragment |
---|
1301 | << G4endl; |
---|
1302 | */ |
---|
1303 | } |
---|
1304 | } |
---|
1305 | } while (fragment <= 1.0); |
---|
1306 | } |
---|
1307 | |
---|
1308 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
1309 | |
---|
1310 | G4VParticleChange* G4VEnergyLossProcess::PostStepDoIt(const G4Track& track, |
---|
1311 | const G4Step&) |
---|
1312 | { |
---|
1313 | // In all cases clear number of interaction lengths |
---|
1314 | theNumberOfInteractionLengthLeft = -1.0; |
---|
1315 | |
---|
1316 | fParticleChange.InitializeForPostStep(track); |
---|
1317 | G4double finalT = track.GetKineticEnergy(); |
---|
1318 | if(finalT <= lowestKinEnergy) { return &fParticleChange; } |
---|
1319 | |
---|
1320 | G4double postStepScaledEnergy = finalT*massRatio; |
---|
1321 | |
---|
1322 | if(!currentModel->IsActive(postStepScaledEnergy)) { return &fParticleChange; } |
---|
1323 | /* |
---|
1324 | if(-1 < verboseLevel) { |
---|
1325 | G4cout << GetProcessName() |
---|
1326 | << "::PostStepDoIt: E(MeV)= " << finalT/MeV |
---|
1327 | << G4endl; |
---|
1328 | } |
---|
1329 | */ |
---|
1330 | // Integral approach |
---|
1331 | if (integral) { |
---|
1332 | G4double lx = GetLambdaForScaledEnergy(postStepScaledEnergy); |
---|
1333 | /* |
---|
1334 | if(preStepLambda<lx && 1 < verboseLevel && nWarnings<200) { |
---|
1335 | G4cout << "WARNING: for " << particle->GetParticleName() |
---|
1336 | << " and " << GetProcessName() |
---|
1337 | << " E(MeV)= " << finalT/MeV |
---|
1338 | << " preLambda= " << preStepLambda |
---|
1339 | << " < " << lx << " (postLambda) " |
---|
1340 | << G4endl; |
---|
1341 | ++nWarnings; |
---|
1342 | } |
---|
1343 | */ |
---|
1344 | if(lx <= 0.0) { |
---|
1345 | return &fParticleChange; |
---|
1346 | } else if(preStepLambda*G4UniformRand() > lx) { |
---|
1347 | return &fParticleChange; |
---|
1348 | } |
---|
1349 | } |
---|
1350 | |
---|
1351 | SelectModel(postStepScaledEnergy); |
---|
1352 | if(useDeexcitation) { |
---|
1353 | currentModel->SetDeexcitationFlag(idxDERegions[currentMaterialIndex]); |
---|
1354 | } |
---|
1355 | |
---|
1356 | const G4DynamicParticle* dynParticle = track.GetDynamicParticle(); |
---|
1357 | G4double tcut = (*theCuts)[currentMaterialIndex]; |
---|
1358 | |
---|
1359 | // sample secondaries |
---|
1360 | secParticles.clear(); |
---|
1361 | currentModel->SampleSecondaries(&secParticles, currentCouple, dynParticle, tcut); |
---|
1362 | |
---|
1363 | // save secondaries |
---|
1364 | G4int num = secParticles.size(); |
---|
1365 | if(num > 0) { |
---|
1366 | fParticleChange.SetNumberOfSecondaries(num); |
---|
1367 | for (G4int i=0; i<num; ++i) { |
---|
1368 | fParticleChange.AddSecondary(secParticles[i]); |
---|
1369 | } |
---|
1370 | } |
---|
1371 | |
---|
1372 | /* |
---|
1373 | if(-1 < verboseLevel) { |
---|
1374 | G4cout << "::PostStepDoIt: Sample secondary; Efin= " |
---|
1375 | << fParticleChange.GetProposedKineticEnergy()/MeV |
---|
1376 | << " MeV; model= (" << currentModel->LowEnergyLimit() |
---|
1377 | << ", " << currentModel->HighEnergyLimit() << ")" |
---|
1378 | << " preStepLambda= " << preStepLambda |
---|
1379 | << " dir= " << track.GetMomentumDirection() |
---|
1380 | << " status= " << track.GetTrackStatus() |
---|
1381 | << G4endl; |
---|
1382 | } |
---|
1383 | */ |
---|
1384 | return &fParticleChange; |
---|
1385 | } |
---|
1386 | |
---|
1387 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
1388 | |
---|
1389 | G4bool G4VEnergyLossProcess::StorePhysicsTable( |
---|
1390 | const G4ParticleDefinition* part, const G4String& directory, |
---|
1391 | G4bool ascii) |
---|
1392 | { |
---|
1393 | G4bool res = true; |
---|
1394 | if ( baseParticle || part != particle ) return res; |
---|
1395 | |
---|
1396 | if(!StoreTable(part,theDEDXTable,ascii,directory,"DEDX")) |
---|
1397 | {res = false;} |
---|
1398 | |
---|
1399 | if(!StoreTable(part,theDEDXunRestrictedTable,ascii,directory,"DEDXnr")) |
---|
1400 | {res = false;} |
---|
1401 | |
---|
1402 | if(!StoreTable(part,theDEDXSubTable,ascii,directory,"SubDEDX")) |
---|
1403 | {res = false;} |
---|
1404 | |
---|
1405 | if(!StoreTable(part,theIonisationTable,ascii,directory,"Ionisation")) |
---|
1406 | {res = false;} |
---|
1407 | |
---|
1408 | if(!StoreTable(part,theIonisationSubTable,ascii,directory,"SubIonisation")) |
---|
1409 | {res = false;} |
---|
1410 | |
---|
1411 | if(isIonisation && |
---|
1412 | !StoreTable(part,theCSDARangeTable,ascii,directory,"CSDARange")) |
---|
1413 | {res = false;} |
---|
1414 | |
---|
1415 | if(isIonisation && |
---|
1416 | !StoreTable(part,theRangeTableForLoss,ascii,directory,"Range")) |
---|
1417 | {res = false;} |
---|
1418 | |
---|
1419 | if(isIonisation && |
---|
1420 | !StoreTable(part,theInverseRangeTable,ascii,directory,"InverseRange")) |
---|
1421 | {res = false;} |
---|
1422 | |
---|
1423 | if(!StoreTable(part,theLambdaTable,ascii,directory,"Lambda")) |
---|
1424 | {res = false;} |
---|
1425 | |
---|
1426 | if(!StoreTable(part,theSubLambdaTable,ascii,directory,"SubLambda")) |
---|
1427 | {res = false;} |
---|
1428 | |
---|
1429 | if ( res ) { |
---|
1430 | if(0 < verboseLevel) { |
---|
1431 | G4cout << "Physics tables are stored for " << particle->GetParticleName() |
---|
1432 | << " and process " << GetProcessName() |
---|
1433 | << " in the directory <" << directory |
---|
1434 | << "> " << G4endl; |
---|
1435 | } |
---|
1436 | } else { |
---|
1437 | G4cout << "Fail to store Physics Tables for " |
---|
1438 | << particle->GetParticleName() |
---|
1439 | << " and process " << GetProcessName() |
---|
1440 | << " in the directory <" << directory |
---|
1441 | << "> " << G4endl; |
---|
1442 | } |
---|
1443 | return res; |
---|
1444 | } |
---|
1445 | |
---|
1446 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo..... |
---|
1447 | |
---|
1448 | G4bool |
---|
1449 | G4VEnergyLossProcess::RetrievePhysicsTable(const G4ParticleDefinition* part, |
---|
1450 | const G4String& directory, |
---|
1451 | G4bool ascii) |
---|
1452 | { |
---|
1453 | G4bool res = true; |
---|
1454 | const G4String particleName = part->GetParticleName(); |
---|
1455 | |
---|
1456 | if(1 < verboseLevel) { |
---|
1457 | G4cout << "G4VEnergyLossProcess::RetrievePhysicsTable() for " |
---|
1458 | << particleName << " and process " << GetProcessName() |
---|
1459 | << "; tables_are_built= " << tablesAreBuilt |
---|
1460 | << G4endl; |
---|
1461 | } |
---|
1462 | if(particle == part) { |
---|
1463 | |
---|
1464 | if ( !baseParticle ) { |
---|
1465 | |
---|
1466 | G4bool fpi = true; |
---|
1467 | if(!RetrieveTable(part,theDEDXTable,ascii,directory,"DEDX",fpi)) |
---|
1468 | {fpi = false;} |
---|
1469 | |
---|
1470 | // ionisation table keeps individual dEdx and not sum of sub-processes |
---|
1471 | if(!RetrieveTable(part,theDEDXTable,ascii,directory,"Ionisation",false)) |
---|
1472 | {fpi = false;} |
---|
1473 | |
---|
1474 | if(!RetrieveTable(part,theRangeTableForLoss,ascii,directory,"Range",fpi)) |
---|
1475 | {res = false;} |
---|
1476 | |
---|
1477 | if(!RetrieveTable(part,theDEDXunRestrictedTable,ascii,directory,"DEDXnr",false)) |
---|
1478 | {res = false;} |
---|
1479 | |
---|
1480 | if(!RetrieveTable(part,theCSDARangeTable,ascii,directory,"CSDARange",false)) |
---|
1481 | {res = false;} |
---|
1482 | |
---|
1483 | if(!RetrieveTable(part,theInverseRangeTable,ascii,directory,"InverseRange",fpi)) |
---|
1484 | {res = false;} |
---|
1485 | |
---|
1486 | if(!RetrieveTable(part,theLambdaTable,ascii,directory,"Lambda",true)) |
---|
1487 | {res = false;} |
---|
1488 | |
---|
1489 | G4bool yes = false; |
---|
1490 | if(nSCoffRegions > 0) {yes = true;} |
---|
1491 | |
---|
1492 | if(!RetrieveTable(part,theDEDXSubTable,ascii,directory,"SubDEDX",yes)) |
---|
1493 | {res = false;} |
---|
1494 | |
---|
1495 | if(!RetrieveTable(part,theSubLambdaTable,ascii,directory,"SubLambda",yes)) |
---|
1496 | {res = false;} |
---|
1497 | |
---|
1498 | if(!fpi) yes = false; |
---|
1499 | if(!RetrieveTable(part,theIonisationSubTable,ascii,directory,"SubIonisation",yes)) |
---|
1500 | {res = false;} |
---|
1501 | } |
---|
1502 | } |
---|
1503 | |
---|
1504 | return res; |
---|
1505 | } |
---|
1506 | |
---|
1507 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo..... |
---|
1508 | |
---|
1509 | G4bool G4VEnergyLossProcess::StoreTable(const G4ParticleDefinition* part, |
---|
1510 | G4PhysicsTable* aTable, G4bool ascii, |
---|
1511 | const G4String& directory, |
---|
1512 | const G4String& tname) |
---|
1513 | { |
---|
1514 | G4bool res = true; |
---|
1515 | if ( aTable ) { |
---|
1516 | const G4String name = GetPhysicsTableFileName(part,directory,tname,ascii); |
---|
1517 | if( !aTable->StorePhysicsTable(name,ascii)) res = false; |
---|
1518 | } |
---|
1519 | return res; |
---|
1520 | } |
---|
1521 | |
---|
1522 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo..... |
---|
1523 | |
---|
1524 | G4bool |
---|
1525 | G4VEnergyLossProcess::RetrieveTable(const G4ParticleDefinition* part, |
---|
1526 | G4PhysicsTable* aTable, |
---|
1527 | G4bool ascii, |
---|
1528 | const G4String& directory, |
---|
1529 | const G4String& tname, |
---|
1530 | G4bool mandatory) |
---|
1531 | { |
---|
1532 | G4bool isRetrieved = false; |
---|
1533 | G4String filename = GetPhysicsTableFileName(part,directory,tname,ascii); |
---|
1534 | if(aTable) { |
---|
1535 | if(aTable->ExistPhysicsTable(filename)) { |
---|
1536 | if(G4PhysicsTableHelper::RetrievePhysicsTable(aTable,filename,ascii)) { |
---|
1537 | isRetrieved = true; |
---|
1538 | if((G4LossTableManager::Instance())->SplineFlag()) { |
---|
1539 | size_t n = aTable->length(); |
---|
1540 | for(size_t i=0; i<n; ++i) { |
---|
1541 | if((*aTable)[i]) { (*aTable)[i]->SetSpline(true); } |
---|
1542 | } |
---|
1543 | } |
---|
1544 | if (0 < verboseLevel) { |
---|
1545 | G4cout << tname << " table for " << part->GetParticleName() |
---|
1546 | << " is Retrieved from <" << filename << ">" |
---|
1547 | << G4endl; |
---|
1548 | } |
---|
1549 | } |
---|
1550 | } |
---|
1551 | } |
---|
1552 | if(mandatory && !isRetrieved) { |
---|
1553 | if(0 < verboseLevel) { |
---|
1554 | G4cout << tname << " table for " << part->GetParticleName() |
---|
1555 | << " from file <" |
---|
1556 | << filename << "> is not Retrieved" |
---|
1557 | << G4endl; |
---|
1558 | } |
---|
1559 | return false; |
---|
1560 | } |
---|
1561 | return true; |
---|
1562 | } |
---|
1563 | |
---|
1564 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
1565 | |
---|
1566 | G4double G4VEnergyLossProcess::GetDEDXDispersion( |
---|
1567 | const G4MaterialCutsCouple *couple, |
---|
1568 | const G4DynamicParticle* dp, |
---|
1569 | G4double length) |
---|
1570 | { |
---|
1571 | DefineMaterial(couple); |
---|
1572 | G4double ekin = dp->GetKineticEnergy(); |
---|
1573 | SelectModel(ekin*massRatio); |
---|
1574 | G4double tmax = currentModel->MaxSecondaryKinEnergy(dp); |
---|
1575 | tmax = std::min(tmax,(*theCuts)[currentMaterialIndex]); |
---|
1576 | G4double d = 0.0; |
---|
1577 | G4VEmFluctuationModel* fm = currentModel->GetModelOfFluctuations(); |
---|
1578 | if(fm) d = fm->Dispersion(currentMaterial,dp,tmax,length); |
---|
1579 | return d; |
---|
1580 | } |
---|
1581 | |
---|
1582 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
1583 | |
---|
1584 | G4double G4VEnergyLossProcess::CrossSectionPerVolume( |
---|
1585 | G4double kineticEnergy, const G4MaterialCutsCouple* couple) |
---|
1586 | { |
---|
1587 | // Cross section per volume is calculated |
---|
1588 | DefineMaterial(couple); |
---|
1589 | G4double cross = 0.0; |
---|
1590 | if(theLambdaTable) { |
---|
1591 | cross = ((*theLambdaTable)[currentMaterialIndex])->Value(kineticEnergy); |
---|
1592 | } else { |
---|
1593 | SelectModel(kineticEnergy); |
---|
1594 | cross = currentModel->CrossSectionPerVolume(currentMaterial, |
---|
1595 | particle, kineticEnergy, |
---|
1596 | (*theCuts)[currentMaterialIndex]); |
---|
1597 | } |
---|
1598 | if(cross < 0.0) { cross = 0.0; } |
---|
1599 | return cross; |
---|
1600 | } |
---|
1601 | |
---|
1602 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
1603 | |
---|
1604 | G4double G4VEnergyLossProcess::MeanFreePath(const G4Track& track) |
---|
1605 | { |
---|
1606 | DefineMaterial(track.GetMaterialCutsCouple()); |
---|
1607 | preStepLambda = GetLambdaForScaledEnergy(track.GetKineticEnergy()*massRatio); |
---|
1608 | G4double x = DBL_MAX; |
---|
1609 | if(DBL_MIN < preStepLambda) { x = 1.0/preStepLambda; } |
---|
1610 | return x; |
---|
1611 | } |
---|
1612 | |
---|
1613 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
1614 | |
---|
1615 | G4double G4VEnergyLossProcess::ContinuousStepLimit(const G4Track& track, |
---|
1616 | G4double x, G4double y, |
---|
1617 | G4double& z) |
---|
1618 | { |
---|
1619 | G4GPILSelection sel; |
---|
1620 | return AlongStepGetPhysicalInteractionLength(track, x, y, z, &sel); |
---|
1621 | } |
---|
1622 | |
---|
1623 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
1624 | |
---|
1625 | G4double G4VEnergyLossProcess::GetMeanFreePath( |
---|
1626 | const G4Track& track, |
---|
1627 | G4double, |
---|
1628 | G4ForceCondition* condition) |
---|
1629 | |
---|
1630 | { |
---|
1631 | *condition = NotForced; |
---|
1632 | return MeanFreePath(track); |
---|
1633 | } |
---|
1634 | |
---|
1635 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
1636 | |
---|
1637 | G4double G4VEnergyLossProcess::GetContinuousStepLimit( |
---|
1638 | const G4Track&, |
---|
1639 | G4double, G4double, G4double&) |
---|
1640 | { |
---|
1641 | return DBL_MAX; |
---|
1642 | } |
---|
1643 | |
---|
1644 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
1645 | |
---|
1646 | G4PhysicsVector* |
---|
1647 | G4VEnergyLossProcess::LambdaPhysicsVector(const G4MaterialCutsCouple* /*couple*/, |
---|
1648 | G4double /*cut*/) |
---|
1649 | { |
---|
1650 | /* |
---|
1651 | G4double tmin = |
---|
1652 | std::max(MinPrimaryEnergy(particle, couple->GetMaterial(), cut), |
---|
1653 | minKinEnergy); |
---|
1654 | if(tmin >= maxKinEnergy) { tmin = 0.5*maxKinEnergy; } |
---|
1655 | G4PhysicsVector* v = new G4PhysicsLogVector(tmin, maxKinEnergy, nBins); |
---|
1656 | */ |
---|
1657 | G4PhysicsVector* v = new G4PhysicsLogVector(minKinEnergy, maxKinEnergy, nBins); |
---|
1658 | v->SetSpline((G4LossTableManager::Instance())->SplineFlag()); |
---|
1659 | return v; |
---|
1660 | } |
---|
1661 | |
---|
1662 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
1663 | |
---|
1664 | void G4VEnergyLossProcess::AddCollaborativeProcess( |
---|
1665 | G4VEnergyLossProcess* p) |
---|
1666 | { |
---|
1667 | G4bool add = true; |
---|
1668 | if(p->GetProcessName() != "eBrem") { add = false; } |
---|
1669 | if(add && nProcesses > 0) { |
---|
1670 | for(G4int i=0; i<nProcesses; ++i) { |
---|
1671 | if(p == scProcesses[i]) { |
---|
1672 | add = false; |
---|
1673 | break; |
---|
1674 | } |
---|
1675 | } |
---|
1676 | } |
---|
1677 | if(add) { |
---|
1678 | scProcesses.push_back(p); |
---|
1679 | ++nProcesses; |
---|
1680 | if (1 < verboseLevel) { |
---|
1681 | G4cout << "### The process " << p->GetProcessName() |
---|
1682 | << " is added to the list of collaborative processes of " |
---|
1683 | << GetProcessName() << G4endl; |
---|
1684 | } |
---|
1685 | } |
---|
1686 | } |
---|
1687 | |
---|
1688 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
1689 | |
---|
1690 | void G4VEnergyLossProcess::SetDEDXTable(G4PhysicsTable* p, G4EmTableType tType) |
---|
1691 | { |
---|
1692 | if(fTotal == tType && theDEDXunRestrictedTable != p) { |
---|
1693 | if(theDEDXunRestrictedTable) theDEDXunRestrictedTable->clearAndDestroy(); |
---|
1694 | theDEDXunRestrictedTable = p; |
---|
1695 | if(p) { |
---|
1696 | size_t n = p->length(); |
---|
1697 | G4PhysicsVector* pv = (*p)[0]; |
---|
1698 | G4double emax = maxKinEnergyCSDA; |
---|
1699 | theDEDXAtMaxEnergy = new G4double [n]; |
---|
1700 | |
---|
1701 | for (size_t i=0; i<n; ++i) { |
---|
1702 | pv = (*p)[i]; |
---|
1703 | G4double dedx = pv->Value(emax); |
---|
1704 | theDEDXAtMaxEnergy[i] = dedx; |
---|
1705 | //G4cout << "i= " << i << " emax(MeV)= " << emax/MeV<< " dedx= " |
---|
1706 | //<< dedx << G4endl; |
---|
1707 | } |
---|
1708 | } |
---|
1709 | |
---|
1710 | } else if(fRestricted == tType) { |
---|
1711 | theDEDXTable = p; |
---|
1712 | } else if(fSubRestricted == tType) { |
---|
1713 | theDEDXSubTable = p; |
---|
1714 | } else if(fIsIonisation == tType && theIonisationTable != p) { |
---|
1715 | if(theIonisationTable) theIonisationTable->clearAndDestroy(); |
---|
1716 | theIonisationTable = p; |
---|
1717 | } else if(fIsSubIonisation == tType && theIonisationSubTable != p) { |
---|
1718 | if(theIonisationSubTable) theIonisationSubTable->clearAndDestroy(); |
---|
1719 | theIonisationSubTable = p; |
---|
1720 | } |
---|
1721 | } |
---|
1722 | |
---|
1723 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
1724 | |
---|
1725 | void G4VEnergyLossProcess::SetCSDARangeTable(G4PhysicsTable* p) |
---|
1726 | { |
---|
1727 | if(theCSDARangeTable != p) { theCSDARangeTable = p; } |
---|
1728 | |
---|
1729 | if(p) { |
---|
1730 | size_t n = p->length(); |
---|
1731 | G4PhysicsVector* pv = (*p)[0]; |
---|
1732 | G4double emax = maxKinEnergyCSDA; |
---|
1733 | theRangeAtMaxEnergy = new G4double [n]; |
---|
1734 | |
---|
1735 | for (size_t i=0; i<n; ++i) { |
---|
1736 | pv = (*p)[i]; |
---|
1737 | G4double r2 = pv->Value(emax); |
---|
1738 | theRangeAtMaxEnergy[i] = r2; |
---|
1739 | //G4cout << "i= " << i << " e2(MeV)= " << emax/MeV << " r2= " |
---|
1740 | //<< r2<< G4endl; |
---|
1741 | } |
---|
1742 | } |
---|
1743 | } |
---|
1744 | |
---|
1745 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
1746 | |
---|
1747 | void G4VEnergyLossProcess::SetRangeTableForLoss(G4PhysicsTable* p) |
---|
1748 | { |
---|
1749 | if(theRangeTableForLoss != p) { |
---|
1750 | theRangeTableForLoss = p; |
---|
1751 | if(1 < verboseLevel) { |
---|
1752 | G4cout << "### Set Range table " << p |
---|
1753 | << " for " << particle->GetParticleName() |
---|
1754 | << " and process " << GetProcessName() << G4endl; |
---|
1755 | } |
---|
1756 | } |
---|
1757 | } |
---|
1758 | |
---|
1759 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
1760 | |
---|
1761 | void G4VEnergyLossProcess::SetSecondaryRangeTable(G4PhysicsTable* p) |
---|
1762 | { |
---|
1763 | if(theSecondaryRangeTable != p) { |
---|
1764 | theSecondaryRangeTable = p; |
---|
1765 | if(1 < verboseLevel) { |
---|
1766 | G4cout << "### Set SecondaryRange table " << p |
---|
1767 | << " for " << particle->GetParticleName() |
---|
1768 | << " and process " << GetProcessName() << G4endl; |
---|
1769 | } |
---|
1770 | } |
---|
1771 | } |
---|
1772 | |
---|
1773 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
1774 | |
---|
1775 | void G4VEnergyLossProcess::SetInverseRangeTable(G4PhysicsTable* p) |
---|
1776 | { |
---|
1777 | if(theInverseRangeTable != p) { |
---|
1778 | theInverseRangeTable = p; |
---|
1779 | if(1 < verboseLevel) { |
---|
1780 | G4cout << "### Set InverseRange table " << p |
---|
1781 | << " for " << particle->GetParticleName() |
---|
1782 | << " and process " << GetProcessName() << G4endl; |
---|
1783 | } |
---|
1784 | } |
---|
1785 | } |
---|
1786 | |
---|
1787 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
1788 | |
---|
1789 | void G4VEnergyLossProcess::SetLambdaTable(G4PhysicsTable* p) |
---|
1790 | { |
---|
1791 | if(1 < verboseLevel) { |
---|
1792 | G4cout << "### Set Lambda table " << p |
---|
1793 | << " for " << particle->GetParticleName() |
---|
1794 | << " and process " << GetProcessName() << G4endl; |
---|
1795 | } |
---|
1796 | if(theLambdaTable != p) { theLambdaTable = p; } |
---|
1797 | tablesAreBuilt = true; |
---|
1798 | |
---|
1799 | if(p) { |
---|
1800 | size_t n = p->length(); |
---|
1801 | G4PhysicsVector* pv = (*p)[0]; |
---|
1802 | G4double e, s, smax, emax; |
---|
1803 | theEnergyOfCrossSectionMax = new G4double [n]; |
---|
1804 | theCrossSectionMax = new G4double [n]; |
---|
1805 | |
---|
1806 | for (size_t i=0; i<n; ++i) { |
---|
1807 | pv = (*p)[i]; |
---|
1808 | emax = DBL_MAX; |
---|
1809 | smax = 0.0; |
---|
1810 | if(pv) { |
---|
1811 | size_t nb = pv->GetVectorLength(); |
---|
1812 | if(nb > 0) { |
---|
1813 | for (size_t j=0; j<nb; ++j) { |
---|
1814 | e = pv->Energy(j); |
---|
1815 | s = (*pv)(j); |
---|
1816 | if(s > smax) { |
---|
1817 | smax = s; |
---|
1818 | emax = e; |
---|
1819 | } |
---|
1820 | } |
---|
1821 | } |
---|
1822 | } |
---|
1823 | theEnergyOfCrossSectionMax[i] = emax; |
---|
1824 | theCrossSectionMax[i] = smax; |
---|
1825 | if(1 < verboseLevel) { |
---|
1826 | G4cout << "For " << particle->GetParticleName() |
---|
1827 | << " Max CS at i= " << i << " emax(MeV)= " << emax/MeV |
---|
1828 | << " lambda= " << smax << G4endl; |
---|
1829 | } |
---|
1830 | } |
---|
1831 | } |
---|
1832 | } |
---|
1833 | |
---|
1834 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
1835 | |
---|
1836 | void G4VEnergyLossProcess::SetSubLambdaTable(G4PhysicsTable* p) |
---|
1837 | { |
---|
1838 | if(theSubLambdaTable != p) { |
---|
1839 | theSubLambdaTable = p; |
---|
1840 | if(1 < verboseLevel) { |
---|
1841 | G4cout << "### Set SebLambda table " << p |
---|
1842 | << " for " << particle->GetParticleName() |
---|
1843 | << " and process " << GetProcessName() << G4endl; |
---|
1844 | } |
---|
1845 | } |
---|
1846 | } |
---|
1847 | |
---|
1848 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
1849 | |
---|
1850 | const G4Element* G4VEnergyLossProcess::GetCurrentElement() const |
---|
1851 | { |
---|
1852 | const G4Element* elm = 0; |
---|
1853 | if(currentModel) { elm = currentModel->GetCurrentElement(); } |
---|
1854 | return elm; |
---|
1855 | } |
---|
1856 | |
---|
1857 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
1858 | |
---|