1 | // |
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2 | // ******************************************************************** |
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3 | // * License and Disclaimer * |
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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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24 | // ******************************************************************** |
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25 | // |
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26 | // $Id: G4HadronicProcess.cc,v 1.92 2010/08/17 09:48:20 vnivanch Exp $ |
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27 | // GEANT4 tag $Name: hadr-man-V09-03-04 $ |
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28 | // |
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29 | // ------------------------------------------------------------------- |
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30 | // |
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31 | // GEANT4 Class source file |
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32 | // |
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33 | // G4HadronicProcess |
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34 | // |
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35 | // original by H.P.Wellisch |
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36 | // J.L. Chuma, TRIUMF, 10-Mar-1997 |
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37 | // |
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38 | // Modifications: |
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39 | // 05-Jul-2010 V.Ivanchenko cleanup commented lines |
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40 | // |
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41 | |
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42 | #include "G4Types.hh" |
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43 | #include "G4HadronicProcess.hh" |
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44 | |
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45 | #include "G4HadProjectile.hh" |
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46 | #include "G4ElementVector.hh" |
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47 | #include "G4Track.hh" |
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48 | #include "G4Step.hh" |
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49 | #include "G4Element.hh" |
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50 | #include "G4ParticleChange.hh" |
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51 | #include "G4TransportationManager.hh" |
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52 | #include "G4Navigator.hh" |
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53 | #include "G4ProcessVector.hh" |
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54 | #include "G4ProcessManager.hh" |
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55 | #include "G4StableIsotopes.hh" |
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56 | #include "G4HadTmpUtil.hh" |
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57 | #include "G4NucleiProperties.hh" |
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58 | |
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59 | #include "G4HadronicException.hh" |
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60 | #include "G4HadronicProcessStore.hh" |
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61 | |
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62 | #include <typeinfo> |
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63 | |
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64 | G4IsoParticleChange * G4HadronicProcess::theIsoResult = 0; |
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65 | G4IsoParticleChange * G4HadronicProcess::theOldIsoResult = 0; |
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66 | G4bool G4HadronicProcess::isoIsEnabled = true; |
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67 | |
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68 | void G4HadronicProcess:: |
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69 | EnableIsotopeProductionGlobally() {isoIsEnabled = true;} |
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70 | |
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71 | void G4HadronicProcess:: |
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72 | DisableIsotopeProductionGlobally() {isoIsEnabled = false;} |
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73 | |
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74 | ////////////////////////////////////////////////////////////////// |
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75 | |
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76 | G4HadronicProcess::G4HadronicProcess(const G4String& processName, |
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77 | G4ProcessType aType) |
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78 | :G4VDiscreteProcess(processName, aType) |
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79 | { |
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80 | ModelingState = 0; |
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81 | isoIsOnAnyway = -1; |
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82 | theTotalResult = new G4ParticleChange(); |
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83 | theInteraction = 0; |
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84 | theCrossSectionDataStore = new G4CrossSectionDataStore(); |
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85 | G4HadronicProcessStore::Instance()->Register(this); |
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86 | aScaleFactor = 1; |
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87 | xBiasOn = false; |
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88 | G4HadronicProcess_debug_flag = false; |
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89 | epReportLevel = 0; |
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90 | epCheckLevels.first = DBL_MAX; |
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91 | epCheckLevels.second = DBL_MAX; |
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92 | levelsSetByProcess = false; |
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93 | } |
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94 | |
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95 | G4HadronicProcess::~G4HadronicProcess() |
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96 | { |
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97 | G4HadronicProcessStore::Instance()->DeRegister(this); |
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98 | delete theTotalResult; |
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99 | |
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100 | std::for_each(theProductionModels.begin(), |
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101 | theProductionModels.end(), G4Delete()); |
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102 | |
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103 | delete theOldIsoResult; |
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104 | delete theIsoResult; |
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105 | delete theCrossSectionDataStore; |
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106 | } |
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107 | |
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108 | void G4HadronicProcess::RegisterMe( G4HadronicInteraction *a ) |
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109 | { |
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110 | if(!a) { return; } |
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111 | try{GetManagerPointer()->RegisterMe( a );} |
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112 | catch(G4HadronicException & aE) |
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113 | { |
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114 | G4cout << "Unrecoverable error in " << GetProcessName() |
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115 | << " to register " << a->GetModelName() << G4endl; |
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116 | G4Exception("G4HadronicProcess", "007", FatalException, |
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117 | "Could not register G4HadronicInteraction"); |
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118 | } |
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119 | G4HadronicProcessStore::Instance()->RegisterInteraction(this, a); |
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120 | } |
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121 | |
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122 | void G4HadronicProcess::PreparePhysicsTable(const G4ParticleDefinition& p) |
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123 | { |
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124 | if(getenv("G4HadronicProcess_debug")) { |
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125 | G4HadronicProcess_debug_flag = true; |
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126 | } |
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127 | G4HadronicProcessStore::Instance()->RegisterParticle(this, &p); |
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128 | } |
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129 | |
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130 | void G4HadronicProcess::BuildPhysicsTable(const G4ParticleDefinition& p) |
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131 | { |
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132 | theCrossSectionDataStore->BuildPhysicsTable(p); |
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133 | G4HadronicProcessStore::Instance()->PrintInfo(&p); |
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134 | } |
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135 | |
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136 | G4double G4HadronicProcess:: |
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137 | GetMeanFreePath(const G4Track &aTrack, G4double, G4ForceCondition *) |
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138 | { |
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139 | try |
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140 | { |
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141 | theLastCrossSection = aScaleFactor* |
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142 | theCrossSectionDataStore->GetCrossSection(aTrack.GetDynamicParticle(), |
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143 | aTrack.GetMaterial()); |
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144 | } |
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145 | catch(G4HadronicException aR) |
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146 | { |
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147 | DumpState(aTrack,"GetMeanFreePath"); |
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148 | G4Exception("G4HadronicProcess", "007", FatalException, |
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149 | "G4HadronicProcess::GetMeanFreePath failed"); |
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150 | } |
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151 | G4double res = DBL_MAX; |
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152 | if( theLastCrossSection > 0.0 ) { res = 1.0/theLastCrossSection; } |
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153 | return res; |
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154 | } |
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155 | |
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156 | G4double G4HadronicProcess:: |
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157 | GetMicroscopicCrossSection(const G4DynamicParticle *aParticle, |
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158 | const G4Element *anElement, |
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159 | G4double aTemp ) |
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160 | { |
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161 | G4double x = |
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162 | theCrossSectionDataStore->GetCrossSection(aParticle, anElement, aTemp); |
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163 | if(x < 0.0) { x = 0.0; } |
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164 | return x; |
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165 | } |
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166 | |
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167 | G4VParticleChange *G4HadronicProcess::PostStepDoIt( |
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168 | const G4Track &aTrack, const G4Step &) |
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169 | { |
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170 | if(aTrack.GetTrackStatus() != fAlive && aTrack.GetTrackStatus() != fSuspend) { |
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171 | if (aTrack.GetTrackStatus() == fStopAndKill || |
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172 | aTrack.GetTrackStatus() == fKillTrackAndSecondaries || |
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173 | aTrack.GetTrackStatus() == fPostponeToNextEvent) { |
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174 | G4cout << "G4HadronicProcess: track in unusable state - " |
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175 | << aTrack.GetTrackStatus() << G4endl; |
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176 | G4cout << "G4HadronicProcess: returning unchanged track " << G4endl; |
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177 | DumpState(aTrack,"PostStepDoIt"); |
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178 | G4Exception("G4HadronicProcess", "001", JustWarning, "bailing out"); |
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179 | } |
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180 | // No warning for fStopButAlive which is a legal status here |
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181 | theTotalResult->Clear(); |
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182 | theTotalResult->Initialize(aTrack); |
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183 | return theTotalResult; |
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184 | } |
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185 | |
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186 | const G4DynamicParticle* aParticle = aTrack.GetDynamicParticle(); |
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187 | G4Material* aMaterial = aTrack.GetMaterial(); |
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188 | G4double originalEnergy = aParticle->GetKineticEnergy(); |
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189 | G4double kineticEnergy = originalEnergy; |
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190 | |
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191 | // Get kinetic energy per nucleon for ions |
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192 | if(aParticle->GetParticleDefinition()->GetBaryonNumber() > 1.5) |
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193 | kineticEnergy/=aParticle->GetParticleDefinition()->GetBaryonNumber(); |
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194 | |
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195 | G4Element* anElement = 0; |
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196 | try |
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197 | { |
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198 | // anElement = ChooseAandZ( aParticle, aMaterial ); |
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199 | anElement = theCrossSectionDataStore->SampleZandA(aParticle, |
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200 | aMaterial, |
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201 | targetNucleus); |
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202 | } |
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203 | catch(G4HadronicException & aR) |
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204 | { |
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205 | DumpState(aTrack,"SampleZandA"); |
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206 | G4Exception("G4HadronicProcess", "007", FatalException, |
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207 | "PostStepDoIt failed on element selection."); |
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208 | } |
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209 | |
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210 | try |
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211 | { |
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212 | theInteraction = |
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213 | ChooseHadronicInteraction( kineticEnergy, aMaterial, anElement ); |
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214 | } |
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215 | catch(G4HadronicException & aE) |
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216 | { |
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217 | G4cout << "Target element "<<anElement->GetName()<<" Z= " |
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218 | << targetNucleus.GetZ() << " A= " << targetNucleus.GetN() << G4endl; |
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219 | DumpState(aTrack,"ChooseHadronicInteraction"); |
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220 | G4Exception("G4HadronicProcess", "007", FatalException, |
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221 | "ChooseHadronicInteraction failed."); |
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222 | } |
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223 | |
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224 | // Initialize the hadronic projectile from the track |
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225 | |
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226 | G4HadProjectile thePro(aTrack); |
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227 | |
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228 | G4HadFinalState* result = 0; |
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229 | G4int reentryCount = 0; |
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230 | |
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231 | do |
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232 | { |
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233 | try |
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234 | { |
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235 | // Call the interaction |
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236 | result = theInteraction->ApplyYourself( thePro, targetNucleus); |
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237 | ++reentryCount; |
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238 | } |
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239 | catch(G4HadronicException aR) |
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240 | { |
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241 | G4cout << "Call for " << theInteraction->GetModelName() << G4endl; |
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242 | G4cout << "Target element "<<anElement->GetName()<<" Z= " |
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243 | << targetNucleus.GetZ() << " A= " << targetNucleus.GetN() << G4endl; |
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244 | DumpState(aTrack,"ApplyYourself"); |
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245 | G4Exception("G4HadronicProcess", "007", FatalException, |
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246 | "PostStepDoIt failed."); |
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247 | } |
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248 | if(reentryCount>100) { |
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249 | G4cout << "Call for " << theInteraction->GetModelName() << G4endl; |
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250 | G4cout << "Target element "<<anElement->GetName()<<" Z= " |
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251 | << targetNucleus.GetZ() << " A= " << targetNucleus.GetN() << G4endl; |
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252 | DumpState(aTrack,"ApplyYourself"); |
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253 | G4Exception("G4HadronicProcess", "007", FatalException, |
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254 | "Reentering ApplyYourself too often - PostStepDoIt failed."); |
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255 | } |
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256 | } |
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257 | while(!result); |
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258 | |
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259 | result->SetTrafoToLab(thePro.GetTrafoToLab()); |
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260 | |
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261 | ClearNumberOfInteractionLengthLeft(); |
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262 | if(isoIsOnAnyway!=-1) |
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263 | { |
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264 | if(isoIsEnabled||isoIsOnAnyway) |
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265 | { |
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266 | result = DoIsotopeCounting(result, aTrack, targetNucleus); |
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267 | } |
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268 | } |
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269 | |
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270 | // Put hadronic final state particles into G4ParticleChange |
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271 | |
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272 | FillTotalResult(result, aTrack); |
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273 | |
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274 | if (epReportLevel > 0) { |
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275 | CheckEnergyMomentumConservation(aTrack, targetNucleus); |
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276 | } |
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277 | return theTotalResult; |
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278 | } |
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279 | |
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280 | G4HadFinalState* |
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281 | G4HadronicProcess::DoIsotopeCounting(G4HadFinalState * aResult, |
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282 | const G4Track & aTrack, |
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283 | const G4Nucleus & aNucleus) |
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284 | { |
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285 | // get the PC from iso-production |
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286 | delete theOldIsoResult; |
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287 | theOldIsoResult = 0; |
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288 | delete theIsoResult; |
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289 | theIsoResult = new G4IsoParticleChange; |
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290 | G4bool done = false; |
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291 | G4IsoResult * anIsoResult = 0; |
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292 | for(unsigned int i=0; i<theProductionModels.size(); i++) |
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293 | { |
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294 | anIsoResult = theProductionModels[i]->GetIsotope(aTrack, aNucleus); |
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295 | if(anIsoResult!=0) |
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296 | { |
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297 | done = true; |
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298 | break; |
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299 | } |
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300 | } |
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301 | |
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302 | // If no production models active, use default iso production |
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303 | if(!done) anIsoResult = ExtractResidualNucleus(aTrack, aNucleus, aResult); |
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304 | |
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305 | // Add all info explicitely and add typename from model called. |
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306 | theIsoResult->SetIsotope(anIsoResult->GetIsotope()); |
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307 | theIsoResult->SetProductionPosition(aTrack.GetPosition()); |
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308 | theIsoResult->SetProductionTime(aTrack.GetGlobalTime()); |
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309 | theIsoResult->SetParentParticle(*aTrack.GetDynamicParticle()); |
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310 | theIsoResult->SetMotherNucleus(anIsoResult->GetMotherNucleus()); |
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311 | theIsoResult->SetProducer(typeid(*theInteraction).name()); |
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312 | |
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313 | delete anIsoResult; |
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314 | |
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315 | // If isotope production is enabled the GetIsotopeProductionInfo() |
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316 | // method must be called or else a memory leak will result |
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317 | // |
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318 | // The following code will fix the memory leak, but remove the |
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319 | // isotope information: |
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320 | // |
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321 | // if(theIsoResult) { |
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322 | // delete theIsoResult; |
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323 | // theIsoResult = 0; |
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324 | // } |
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325 | |
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326 | return aResult; |
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327 | } |
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328 | |
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329 | G4IsoResult* |
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330 | G4HadronicProcess::ExtractResidualNucleus(const G4Track&, |
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331 | const G4Nucleus& aNucleus, |
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332 | G4HadFinalState* aResult) |
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333 | { |
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334 | G4double A = aNucleus.GetN(); |
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335 | G4double Z = aNucleus.GetZ(); |
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336 | G4double bufferA = 0; |
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337 | G4double bufferZ = 0; |
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338 | |
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339 | // loop over aResult, and decrement A, Z accordingly |
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340 | // cash the max |
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341 | for(G4int i=0; i<aResult->GetNumberOfSecondaries(); ++i) |
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342 | { |
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343 | G4HadSecondary* aSecTrack = aResult->GetSecondary(i); |
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344 | const G4ParticleDefinition* part = aSecTrack->GetParticle()->GetParticleDefinition(); |
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345 | G4double Q = part->GetPDGCharge()/eplus; |
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346 | G4double N = part->GetBaryonNumber(); |
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347 | if(bufferA < N) |
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348 | { |
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349 | bufferA = N; |
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350 | bufferZ = Q; |
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351 | } |
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352 | Z -= Q; |
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353 | A -= N; |
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354 | } |
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355 | |
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356 | // if the fragment was part of the final state, it is |
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357 | // assumed to be the heaviest secondary. |
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358 | if(A<0.1) |
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359 | { |
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360 | A = bufferA; |
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361 | Z = bufferZ; |
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362 | } |
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363 | |
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364 | // prepare the IsoResult. |
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365 | |
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366 | std::ostringstream ost1; |
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367 | ost1 <<Z<<"_"<<A; |
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368 | G4String biff = ost1.str(); |
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369 | G4IsoResult * theResult = new G4IsoResult(biff, aNucleus); |
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370 | |
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371 | return theResult; |
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372 | } |
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373 | |
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374 | G4double G4HadronicProcess::XBiasSurvivalProbability() |
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375 | { |
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376 | G4double result = 0; |
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377 | G4double nLTraversed = GetTotalNumberOfInteractionLengthTraversed(); |
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378 | G4double biasedProbability = 1.-std::exp(-nLTraversed); |
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379 | G4double realProbability = 1-std::exp(-nLTraversed/aScaleFactor); |
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380 | result = (biasedProbability-realProbability)/biasedProbability; |
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381 | return result; |
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382 | } |
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383 | |
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384 | G4double G4HadronicProcess::XBiasSecondaryWeight() |
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385 | { |
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386 | G4double result = 0; |
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387 | G4double nLTraversed = GetTotalNumberOfInteractionLengthTraversed(); |
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388 | result = |
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389 | 1./aScaleFactor*std::exp(-nLTraversed/aScaleFactor*(1-1./aScaleFactor)); |
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390 | return result; |
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391 | } |
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392 | |
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393 | void |
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394 | G4HadronicProcess::FillTotalResult(G4HadFinalState * aR, const G4Track & aT) |
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395 | { |
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396 | // G4Nancheck go_wild; |
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397 | theTotalResult->Clear(); |
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398 | theTotalResult->ProposeLocalEnergyDeposit(0.); |
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399 | theTotalResult->Initialize(aT); |
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400 | theTotalResult->SetSecondaryWeightByProcess(true); |
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401 | theTotalResult->ProposeTrackStatus(fAlive); |
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402 | G4double rotation = CLHEP::twopi*G4UniformRand(); |
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403 | G4ThreeVector it(0., 0., 1.); |
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404 | |
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405 | if(aR->GetStatusChange()==stopAndKill) |
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406 | { |
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407 | if( xBiasOn && G4UniformRand()<XBiasSurvivalProbability() ) |
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408 | { |
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409 | theTotalResult->ProposeParentWeight( XBiasSurvivalProbability()*aT.GetWeight() ); |
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410 | } |
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411 | else |
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412 | { |
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413 | theTotalResult->ProposeTrackStatus(fStopAndKill); |
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414 | theTotalResult->ProposeEnergy( 0.0 ); |
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415 | } |
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416 | } |
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417 | else if(aR->GetStatusChange()!=stopAndKill ) |
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418 | { |
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419 | if(aR->GetStatusChange()==suspend) |
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420 | { |
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421 | theTotalResult->ProposeTrackStatus(fSuspend); |
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422 | if(xBiasOn) |
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423 | { |
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424 | DumpState(aT,"FillTotalResult"); |
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425 | G4Exception("G4HadronicProcess", "007", FatalException, |
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426 | "Cannot cross-section bias a process that suspends tracks."); |
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427 | } |
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428 | } else if (aT.GetKineticEnergy() == 0) { |
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429 | theTotalResult->ProposeTrackStatus(fStopButAlive); |
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430 | } |
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431 | |
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432 | if(xBiasOn && G4UniformRand()<XBiasSurvivalProbability()) |
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433 | { |
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434 | theTotalResult->ProposeParentWeight( XBiasSurvivalProbability()*aT.GetWeight() ); |
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435 | G4double newWeight = aR->GetWeightChange()*aT.GetWeight(); |
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436 | G4double newM=aT.GetParticleDefinition()->GetPDGMass(); |
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437 | G4double newE=aR->GetEnergyChange() + newM; |
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438 | G4double newP=std::sqrt(newE*newE - newM*newM); |
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439 | G4DynamicParticle * aNew = |
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440 | new G4DynamicParticle(aT.GetParticleDefinition(), newE, newP*aR->GetMomentumChange()); |
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441 | G4HadSecondary * theSec = new G4HadSecondary(aNew, newWeight); |
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442 | aR->AddSecondary(theSec); |
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443 | } |
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444 | else |
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445 | { |
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446 | G4double newWeight = aR->GetWeightChange()*aT.GetWeight(); |
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447 | theTotalResult->ProposeParentWeight(newWeight); // This is multiplicative |
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448 | if(aR->GetEnergyChange()>-.5) |
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449 | { |
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450 | theTotalResult->ProposeEnergy(aR->GetEnergyChange()); |
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451 | } |
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452 | G4LorentzVector newDirection(aR->GetMomentumChange().unit(), 1.); |
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453 | newDirection*=aR->GetTrafoToLab(); |
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454 | theTotalResult->ProposeMomentumDirection(newDirection.vect()); |
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455 | } |
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456 | } |
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457 | else |
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458 | { |
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459 | G4cout << "Call for " << theInteraction->GetModelName() << G4endl; |
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460 | G4cout << "Target Z= " |
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461 | << targetNucleus.GetZ() << " A= " << targetNucleus.GetN() << G4endl; |
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462 | DumpState(aT,"FillTotalResult"); |
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463 | G4Exception("G4HadronicProcess", "007", FatalException, |
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464 | "use of unsupported track-status."); |
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465 | } |
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466 | |
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467 | if(GetProcessName() != "hElastic" && GetProcessName() != "HadronElastic" |
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468 | && theTotalResult->GetTrackStatus()==fAlive |
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469 | && aR->GetStatusChange()==isAlive) |
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470 | { |
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471 | // Use for debugging: G4double newWeight = theTotalResult->GetParentWeight(); |
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472 | |
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473 | G4double newKE = std::max(DBL_MIN, aR->GetEnergyChange()); |
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474 | G4DynamicParticle* aNew = new G4DynamicParticle(aT.GetParticleDefinition(), |
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475 | aR->GetMomentumChange(), |
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476 | newKE); |
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477 | G4HadSecondary* theSec = new G4HadSecondary(aNew, 1.0); |
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478 | aR->AddSecondary(theSec); |
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479 | aR->SetStatusChange(stopAndKill); |
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480 | |
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481 | theTotalResult->ProposeTrackStatus(fStopAndKill); |
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482 | theTotalResult->ProposeEnergy( 0.0 ); |
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483 | |
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484 | } |
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485 | theTotalResult->ProposeLocalEnergyDeposit(aR->GetLocalEnergyDeposit()); |
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486 | theTotalResult->SetNumberOfSecondaries(aR->GetNumberOfSecondaries()); |
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487 | |
---|
488 | if(aR->GetStatusChange() != stopAndKill) |
---|
489 | { |
---|
490 | G4double newM=aT.GetParticleDefinition()->GetPDGMass(); |
---|
491 | G4double newE=aR->GetEnergyChange() + newM; |
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492 | G4double newP=std::sqrt(newE*newE - newM*newM); |
---|
493 | G4ThreeVector newPV = newP*aR->GetMomentumChange(); |
---|
494 | G4LorentzVector newP4(newE, newPV); |
---|
495 | newP4.rotate(rotation, it); |
---|
496 | newP4*=aR->GetTrafoToLab(); |
---|
497 | theTotalResult->ProposeMomentumDirection(newP4.vect().unit()); |
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498 | } |
---|
499 | |
---|
500 | for(G4int i=0; i<aR->GetNumberOfSecondaries(); ++i) |
---|
501 | { |
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502 | G4LorentzVector theM = aR->GetSecondary(i)->GetParticle()->Get4Momentum(); |
---|
503 | theM.rotate(rotation, it); |
---|
504 | theM*=aR->GetTrafoToLab(); |
---|
505 | aR->GetSecondary(i)->GetParticle()->Set4Momentum(theM); |
---|
506 | G4double time = aR->GetSecondary(i)->GetTime(); |
---|
507 | if(time<0) time = aT.GetGlobalTime(); |
---|
508 | |
---|
509 | G4Track* track = new G4Track(aR->GetSecondary(i)->GetParticle(), |
---|
510 | time, |
---|
511 | aT.GetPosition()); |
---|
512 | |
---|
513 | G4double newWeight = aT.GetWeight()*aR->GetSecondary(i)->GetWeight(); |
---|
514 | //static G4double pinelcount=0; |
---|
515 | if(xBiasOn) { newWeight *= XBiasSecondaryWeight(); } |
---|
516 | // G4cout << "#### ParticleDebug " |
---|
517 | // <<GetProcessName()<<" " |
---|
518 | // <<aR->GetSecondary(i)->GetParticle()->GetDefinition()->GetParticleName()<<" " |
---|
519 | // <<aScaleFactor<<" " |
---|
520 | // <<XBiasSurvivalProbability()<<" " |
---|
521 | // <<XBiasSecondaryWeight()<<" " |
---|
522 | // <<aT.GetWeight()<<" " |
---|
523 | // <<aR->GetSecondary(i)->GetWeight()<<" " |
---|
524 | // <<aR->GetSecondary(i)->GetParticle()->Get4Momentum()<<" " |
---|
525 | // <<G4endl; |
---|
526 | track->SetWeight(newWeight); |
---|
527 | track->SetTouchableHandle(aT.GetTouchableHandle()); |
---|
528 | theTotalResult->AddSecondary(track); |
---|
529 | } |
---|
530 | |
---|
531 | aR->Clear(); |
---|
532 | return; |
---|
533 | } |
---|
534 | |
---|
535 | G4IsoParticleChange* G4HadronicProcess::GetIsotopeProductionInfo() |
---|
536 | { |
---|
537 | G4IsoParticleChange * anIsoResult = theIsoResult; |
---|
538 | if(theIsoResult) theOldIsoResult = theIsoResult; |
---|
539 | theIsoResult = 0; |
---|
540 | return anIsoResult; |
---|
541 | } |
---|
542 | |
---|
543 | void G4HadronicProcess::BiasCrossSectionByFactor(G4double aScale) |
---|
544 | { |
---|
545 | xBiasOn = true; |
---|
546 | aScaleFactor = aScale; |
---|
547 | G4String it = GetProcessName(); |
---|
548 | if( (it != "PhotonInelastic") && |
---|
549 | (it != "ElectroNuclear") && |
---|
550 | (it != "PositronNuclear") ) |
---|
551 | { |
---|
552 | G4Exception("G4HadronicProcess::BiasCrossSectionByFactor", "007", FatalException, |
---|
553 | "Cross-section biasing available only for gamma and electro nuclear reactions."); |
---|
554 | } |
---|
555 | if(aScale<100) |
---|
556 | { |
---|
557 | G4Exception("G4HadronicProcess::BiasCrossSectionByFactor", "001", JustWarning, |
---|
558 | "Cross-section bias readjusted to be above safe limit. New value is 100"); |
---|
559 | aScaleFactor = 100.; |
---|
560 | } |
---|
561 | } |
---|
562 | |
---|
563 | void |
---|
564 | G4HadronicProcess::CheckEnergyMomentumConservation(const G4Track& aTrack, |
---|
565 | const G4Nucleus& aNucleus) |
---|
566 | { |
---|
567 | G4double targetMass = G4NucleiProperties::GetNuclearMass(aNucleus.GetN(), aNucleus.GetZ()); |
---|
568 | G4LorentzVector projectile4mom = aTrack.GetDynamicParticle()->Get4Momentum(); |
---|
569 | G4LorentzVector target4mom(0, 0, 0, targetMass); |
---|
570 | G4LorentzVector initial4mom = projectile4mom + target4mom; |
---|
571 | |
---|
572 | G4Track* sec; |
---|
573 | G4LorentzVector final4mom; |
---|
574 | G4int nSec = theTotalResult->GetNumberOfSecondaries(); |
---|
575 | for (G4int i = 0; i < nSec; i++) { |
---|
576 | sec = theTotalResult->GetSecondary(i); |
---|
577 | final4mom += sec->GetDynamicParticle()->Get4Momentum(); |
---|
578 | } |
---|
579 | |
---|
580 | G4LorentzVector diff = initial4mom - final4mom; |
---|
581 | G4double absolute = diff.e(); |
---|
582 | G4double relative = absolute/aTrack.GetKineticEnergy(); |
---|
583 | |
---|
584 | G4String processName = GetProcessName(); |
---|
585 | G4HadronicInteraction* theModel = GetHadronicInteraction(); |
---|
586 | G4String modelName("none"); |
---|
587 | if (theModel) modelName = theModel->GetModelName(); |
---|
588 | |
---|
589 | std::pair<G4double, G4double> checkLevels = epCheckLevels;; |
---|
590 | if (!levelsSetByProcess) { |
---|
591 | if (theModel) checkLevels = theModel->GetEnergyMomentumCheckLevels(); |
---|
592 | } |
---|
593 | |
---|
594 | G4bool relPass = false; |
---|
595 | G4String relResult = "fail"; |
---|
596 | if (std::abs(relative) < checkLevels.first) { |
---|
597 | relPass = true; |
---|
598 | relResult = "pass"; |
---|
599 | } |
---|
600 | |
---|
601 | G4bool absPass = false; |
---|
602 | G4String absResult = "fail"; |
---|
603 | if (std::abs(absolute) < checkLevels.second) { |
---|
604 | absPass = true; |
---|
605 | absResult = "pass"; |
---|
606 | } |
---|
607 | |
---|
608 | // Options for level of reporting detail: |
---|
609 | // 0. off |
---|
610 | // 1. report only when E/p not conserved |
---|
611 | // 2. report regardless of E/p conservation |
---|
612 | // 3. report only when E/p not conserved, with model names, process names, and limits |
---|
613 | // 4. report regardless of E/p conservation, with model names, process names, and limits |
---|
614 | |
---|
615 | if(epReportLevel == 4) { |
---|
616 | G4cout << " Process: " << processName << " , Model: " << modelName << G4endl; |
---|
617 | G4cout << " relative limit " << checkLevels.first << " relative value = " |
---|
618 | << relative << " " << relResult << G4endl; |
---|
619 | G4cout << " absolute limit " << checkLevels.second << " absolute value = " |
---|
620 | << absolute << " " << absResult << G4endl; |
---|
621 | |
---|
622 | } else if(epReportLevel == 3) { |
---|
623 | if (!absPass || !relPass) { |
---|
624 | G4cout << " Process: " << processName << " , Model: " << modelName << G4endl; |
---|
625 | G4cout << " relative limit " << checkLevels.first << " relative value = " |
---|
626 | << relative << " " << relResult << G4endl; |
---|
627 | G4cout << " absolute limit " << checkLevels.second << " absolute value = " |
---|
628 | << absolute << " " << absResult << G4endl; |
---|
629 | } |
---|
630 | |
---|
631 | } else if(epReportLevel == 2) { |
---|
632 | G4cout << " relative value = " << relative << " " << relPass |
---|
633 | << " absolute value = " << absolute << " " << absPass << G4endl; |
---|
634 | |
---|
635 | } else if(epReportLevel == 1) { |
---|
636 | if (!absPass || !relPass) { |
---|
637 | G4cout << " relative value = " << relative << " " << relPass |
---|
638 | << " absolute value = " << absolute << " " << absPass << G4endl; |
---|
639 | } |
---|
640 | } |
---|
641 | } |
---|
642 | |
---|
643 | |
---|
644 | void G4HadronicProcess::DumpState(const G4Track& aTrack, const G4String& method) |
---|
645 | { |
---|
646 | G4cout << "Unrecoverable error in the method " << method << " of " |
---|
647 | << GetProcessName() << G4endl; |
---|
648 | G4cout << "TrackID= "<< aTrack.GetTrackID() << " ParentID= " << aTrack.GetParentID() |
---|
649 | << " " << aTrack.GetParticleDefinition()->GetParticleName() << G4endl; |
---|
650 | G4cout << "Ekin(GeV)= " << aTrack.GetKineticEnergy()/CLHEP::GeV |
---|
651 | << "; direction= " << aTrack.GetMomentumDirection() << G4endl; |
---|
652 | G4cout << "Position(mm)= " << aTrack.GetPosition()/CLHEP::mm |
---|
653 | << "; material " << aTrack.GetMaterial()->GetName() << G4endl; |
---|
654 | G4cout << "PhysicalVolume <" << aTrack.GetVolume()->GetName() << ">" << G4endl; |
---|
655 | } |
---|
656 | |
---|
657 | /* end of file */ |
---|