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2 | // ******************************************************************** |
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3 | // * License and Disclaimer * |
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9 | // * include a list of copyright holders. * |
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11 | // * Neither the authors of this software system, nor their employing * |
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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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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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21 | // * any work based on the software) you agree to acknowledge its * |
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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: G4eMultipleScattering.cc,v 1.7 2008/10/23 17:55:20 vnivanch Exp $ |
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27 | // GEANT4 tag $Name: geant4-09-02 $ |
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28 | // |
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29 | // ----------------------------------------------------------------------------- |
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30 | // |
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31 | // GEANT4 Class file |
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32 | // |
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33 | // File name: G4eMultipleScattering |
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34 | // |
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35 | // Author: Vladimir Ivanchenko |
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36 | // |
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37 | // Creation date: 10 March 2008 |
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38 | // |
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39 | // Modifications: |
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40 | // |
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41 | // ----------------------------------------------------------------------------- |
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42 | // |
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43 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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44 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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45 | |
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46 | #include "G4eMultipleScattering.hh" |
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47 | #include "G4UrbanMscModel2.hh" |
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48 | #include "G4MscStepLimitType.hh" |
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49 | #include "G4Electron.hh" |
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50 | #include "G4Positron.hh" |
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51 | |
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52 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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53 | |
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54 | using namespace std; |
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55 | |
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56 | G4eMultipleScattering::G4eMultipleScattering(const G4String& processName) |
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57 | : G4VMultipleScattering(processName) |
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58 | { |
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59 | isInitialized = false; |
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60 | SetRangeFactor(0.04); |
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61 | } |
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62 | |
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63 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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64 | |
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65 | G4eMultipleScattering::~G4eMultipleScattering() |
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66 | {} |
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67 | |
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68 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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69 | |
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70 | G4bool G4eMultipleScattering::IsApplicable (const G4ParticleDefinition& p) |
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71 | { |
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72 | return (p.GetPDGCharge() != 0.0 && !p.IsShortLived()); |
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73 | // return (&p == G4Electron::Electron() || &p == G4Positron::Positron()); |
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74 | } |
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75 | |
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76 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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77 | |
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78 | void G4eMultipleScattering::InitialiseProcess(const G4ParticleDefinition* p) |
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79 | { |
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80 | // Modification of parameters between runs |
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81 | if(isInitialized) { |
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82 | if (p->GetParticleType() != "nucleus") { |
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83 | mscUrban->SetStepLimitType(StepLimitType()); |
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84 | mscUrban->SetLateralDisplasmentFlag(LateralDisplasmentFlag()); |
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85 | mscUrban->SetSkin(Skin()); |
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86 | mscUrban->SetRangeFactor(RangeFactor()); |
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87 | mscUrban->SetGeomFactor(GeomFactor()); |
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88 | } |
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89 | return; |
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90 | } |
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91 | |
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92 | // defaults for ions, which cannot be overwritten |
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93 | if (p->GetParticleType() == "nucleus") { |
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94 | SetStepLimitType(fMinimal); |
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95 | SetLateralDisplasmentFlag(false); |
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96 | SetBuildLambdaTable(false); |
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97 | } |
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98 | |
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99 | // initialisation of parameters - defaults for particles other |
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100 | // than ions can be overwritten by users |
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101 | mscUrban = new G4UrbanMscModel2(); |
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102 | mscUrban->SetStepLimitType(StepLimitType()); |
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103 | mscUrban->SetLateralDisplasmentFlag(LateralDisplasmentFlag()); |
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104 | mscUrban->SetSkin(Skin()); |
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105 | mscUrban->SetRangeFactor(RangeFactor()); |
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106 | mscUrban->SetGeomFactor(GeomFactor()); |
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107 | |
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108 | AddEmModel(1,mscUrban); |
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109 | isInitialized = true; |
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110 | /* |
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111 | G4cout << "G4eMultipleScattering::InitialiseProcess for " |
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112 | << p->GetParticleName() |
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113 | << " skin= " << Skin() |
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114 | << " SA= " << steppingAlgorithm |
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115 | << G4endl; |
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116 | */ |
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117 | } |
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118 | |
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119 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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120 | |
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121 | void G4eMultipleScattering::PrintInfo() |
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122 | { |
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123 | G4cout << " RangeFactor= " << RangeFactor() |
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124 | << ", step limit type: " << StepLimitType() |
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125 | << ", lateralDisplacement: " << LateralDisplasmentFlag() |
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126 | << ", skin= " << Skin() |
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127 | << ", geomFactor= " << GeomFactor() |
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128 | << G4endl; |
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129 | } |
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130 | |
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131 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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132 | |
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