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 | // The code was written by : |
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27 | // *Louis Archambault louis.archambault@phy.ulaval.ca, |
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28 | // *Luc Beaulieu beaulieu@phy.ulaval.ca |
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29 | // +Vincent Hubert-Tremblay at tigre.2@sympatico.ca |
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30 | // |
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31 | // |
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32 | // *Centre Hospitalier Universitaire de Quebec (CHUQ), |
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33 | // Hotel-Dieu de Quebec, departement de Radio-oncologie |
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34 | // 11 cote du palais. Quebec, QC, Canada, G1R 2J6 |
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35 | // tel (418) 525-4444 #6720 |
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36 | // fax (418) 691 5268 |
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37 | // |
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38 | // + Université Laval, Québec (QC) Canada |
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39 | // |
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40 | // History: 30.11.07 P.Arce default cut changed to 1 mm |
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41 | //******************************************************* |
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42 | |
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43 | #include "DicomPhysicsList.hh" |
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44 | |
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45 | #include "G4ParticleDefinition.hh" |
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46 | #include "G4ParticleWithCuts.hh" |
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47 | #include "G4ProcessManager.hh" |
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48 | #include "G4ParticleTypes.hh" |
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49 | #include "G4ParticleTable.hh" |
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50 | #include "G4Material.hh" |
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51 | #include "G4UnitsTable.hh" |
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52 | #include "G4ios.hh" |
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53 | |
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54 | DicomPhysicsList::DicomPhysicsList(): G4VUserPhysicsList() |
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55 | { |
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56 | defaultCutValue = 1.e-3*mm; |
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57 | cutForGamma = 1.e-3*mm; |
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58 | cutForElectron = defaultCutValue; |
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59 | cutForPositron = defaultCutValue; |
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60 | |
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61 | SetVerboseLevel(0); |
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62 | } |
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63 | |
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64 | DicomPhysicsList::~DicomPhysicsList() |
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65 | {} |
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66 | |
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67 | void DicomPhysicsList::ConstructParticle() |
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68 | { |
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69 | // In this method, static member functions should be called |
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70 | // for all particles which you want to use. |
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71 | // This ensures that objects of these particle types will be |
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72 | // created in the program. |
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73 | |
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74 | ConstructBosons(); |
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75 | ConstructLeptons(); |
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76 | } |
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77 | |
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78 | void DicomPhysicsList::ConstructBosons() |
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79 | { |
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80 | // gamma |
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81 | G4Gamma::GammaDefinition(); |
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82 | |
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83 | } |
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84 | |
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85 | void DicomPhysicsList::ConstructLeptons() |
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86 | { |
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87 | // leptons |
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88 | G4Electron::ElectronDefinition(); |
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89 | G4Positron::PositronDefinition(); |
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90 | } |
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91 | |
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92 | void DicomPhysicsList::ConstructProcess() |
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93 | { |
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94 | AddTransportation(); |
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95 | ConstructEM(); |
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96 | } |
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97 | |
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98 | #include "G4MultipleScattering.hh" |
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99 | // gamma |
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100 | #include "G4LowEnergyRayleigh.hh" |
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101 | #include "G4LowEnergyPhotoElectric.hh" |
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102 | #include "G4LowEnergyCompton.hh" |
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103 | #include "G4LowEnergyGammaConversion.hh" |
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104 | // e- |
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105 | #include "G4LowEnergyIonisation.hh" |
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106 | #include "G4LowEnergyBremsstrahlung.hh" |
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107 | // e+ |
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108 | #include "G4eIonisation.hh" |
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109 | #include "G4eBremsstrahlung.hh" |
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110 | #include "G4eplusAnnihilation.hh" |
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111 | |
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112 | void DicomPhysicsList::ConstructEM() |
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113 | { |
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114 | theParticleIterator->reset(); |
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115 | while( (*theParticleIterator)() ) |
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116 | { |
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117 | G4ParticleDefinition* particle = theParticleIterator->value(); |
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118 | G4ProcessManager* pmanager = particle->GetProcessManager(); |
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119 | G4String particleName = particle->GetParticleName(); |
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120 | |
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121 | //processes |
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122 | lowePhot = new G4LowEnergyPhotoElectric("LowEnPhotoElec"); |
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123 | loweIon = new G4LowEnergyIonisation("LowEnergyIoni"); |
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124 | loweBrem = new G4LowEnergyBremsstrahlung("LowEnBrem"); |
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125 | |
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126 | if (particleName == "gamma") |
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127 | { |
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128 | //gamma |
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129 | pmanager->AddDiscreteProcess(new G4LowEnergyRayleigh); |
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130 | pmanager->AddDiscreteProcess(lowePhot); |
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131 | pmanager->AddDiscreteProcess(new G4LowEnergyCompton); |
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132 | pmanager->AddDiscreteProcess(new G4LowEnergyGammaConversion); |
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133 | |
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134 | } |
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135 | else if (particleName == "e-") |
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136 | { |
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137 | //electron |
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138 | pmanager->AddProcess(new G4MultipleScattering, -1, 1,1); |
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139 | pmanager->AddProcess(loweIon, -1, 2,2); |
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140 | pmanager->AddProcess(loweBrem, -1,-1,3); |
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141 | |
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142 | } |
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143 | else if (particleName == "e+") |
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144 | { |
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145 | //positron |
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146 | pmanager->AddProcess(new G4MultipleScattering, -1, 1,1); |
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147 | pmanager->AddProcess(new G4eIonisation, -1, 2,2); |
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148 | pmanager->AddProcess(new G4eBremsstrahlung, -1,-1,3); |
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149 | pmanager->AddProcess(new G4eplusAnnihilation, 0,-1,4); |
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150 | |
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151 | } |
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152 | } |
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153 | } |
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154 | #include "G4Decay.hh" |
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155 | void DicomPhysicsList::ConstructGeneral() |
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156 | { |
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157 | // Add Decay Process |
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158 | G4Decay* theDecayProcess = new G4Decay(); |
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159 | theParticleIterator->reset(); |
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160 | while( (*theParticleIterator)() ) |
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161 | { |
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162 | G4ParticleDefinition* particle = theParticleIterator->value(); |
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163 | G4ProcessManager* pmanager = particle->GetProcessManager(); |
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164 | if (theDecayProcess->IsApplicable(*particle)) |
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165 | { |
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166 | pmanager ->AddProcess(theDecayProcess); |
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167 | // set ordering for PostStepDoIt and AtRestDoIt |
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168 | pmanager ->SetProcessOrdering(theDecayProcess, idxPostStep); |
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169 | pmanager ->SetProcessOrdering(theDecayProcess, idxAtRest); |
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170 | } |
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171 | } |
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172 | } |
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173 | |
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174 | void DicomPhysicsList::SetCuts() |
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175 | { |
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176 | if (verboseLevel >0) |
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177 | { |
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178 | G4cout << "DicomPhysicsList::SetCuts:"; |
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179 | G4cout << "CutLength : " << G4BestUnit(defaultCutValue,"Length") << G4endl; |
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180 | } |
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181 | |
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182 | // set cut values for gamma at first and for e- second and next for e+, |
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183 | // because some processes for e+/e- need cut values for gamma |
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184 | SetCutValue(cutForGamma, "gamma"); |
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185 | SetCutValue(cutForElectron, "e-"); |
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186 | SetCutValue(cutForPositron, "e+"); |
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187 | |
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188 | |
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189 | if (verboseLevel>0) |
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190 | DumpCutValuesTable(); |
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191 | } |
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192 | |
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193 | void DicomPhysicsList::SetGammaCut(G4double val) |
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194 | { |
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195 | ResetCuts(); |
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196 | cutForGamma = val; |
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197 | } |
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198 | |
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199 | void DicomPhysicsList::SetElectronCut(G4double val) |
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200 | { |
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201 | // ResetCuts(); |
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202 | cutForElectron = val; |
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203 | } |
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204 | |
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205 | void DicomPhysicsList::SetPositronCut(G4double val) |
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206 | { |
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207 | // ResetCuts(); |
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208 | cutForPositron = val; |
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209 | } |
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210 | |
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