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 | // |
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27 | // File name: RadmonPrimaryGeneratorAction.cc |
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28 | // Creation date: Oct 2005 |
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29 | // Main author: Riccardo Capra <capra@ge.infn.it> |
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30 | // |
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31 | // Id: $Id: RadmonPrimaryGeneratorAction.cc,v 1.2.2.2 2006/06/29 16:16:41 gunter Exp $ |
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32 | // Tag: $Name: geant4-09-01-patch-02 $ |
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33 | // |
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34 | |
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35 | // Include files |
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36 | #include "RadmonPrimaryGeneratorAction.hh" |
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37 | #include "RadmonVGeneratorLayout.hh" |
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38 | #include "RadmonVGeneratorsFactory.hh" |
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39 | #include "RadmonVGenerator.hh" |
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40 | #include "Randomize.hh" |
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41 | #include "G4Geantino.hh" |
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42 | |
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43 | #include "G4UnitsTable.hh" |
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44 | |
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45 | RadmonPrimaryGeneratorAction :: RadmonPrimaryGeneratorAction(RadmonVGeneratorLayout * layout, RadmonVGeneratorsFactory * factory) |
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46 | : |
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47 | particlesGun(1), |
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48 | generatorLayout(layout), |
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49 | generatorsFactory(factory), |
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50 | needUpdate(true) |
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51 | { |
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52 | if (layout==0) |
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53 | G4Exception("RadmonPrimaryGeneratorAction::RadmonPrimaryGeneratorAction: layout==0."); |
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54 | |
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55 | if (factory==0) |
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56 | G4Exception("RadmonPrimaryGeneratorAction::RadmonPrimaryGeneratorAction: factory==0."); |
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57 | |
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58 | layout->AttachObserver(this); |
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59 | } |
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60 | |
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61 | |
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62 | |
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63 | RadmonPrimaryGeneratorAction :: ~RadmonPrimaryGeneratorAction() |
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64 | { |
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65 | generatorLayout->DetachObserver(this); |
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66 | |
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67 | CleanUp(); |
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68 | |
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69 | delete generatorsFactory; |
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70 | } |
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71 | |
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72 | |
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73 | |
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74 | |
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75 | |
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76 | void RadmonPrimaryGeneratorAction :: GeneratePrimaries(G4Event * anEvent) |
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77 | { |
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78 | if (needUpdate) |
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79 | { |
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80 | Update(); |
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81 | needUpdate=false; |
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82 | } |
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83 | |
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84 | G4ThreeVector zero(0., 0. ,0.); |
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85 | particlesGun.SetParticlePosition(zero); |
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86 | particlesGun.SetParticleTime(0.); |
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87 | particlesGun.SetParticleDefinition(G4Geantino::GeantinoDefinition()); |
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88 | particlesGun.SetParticleEnergy(0.*MeV); |
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89 | particlesGun.SetParticleMomentumDirection(G4ParticleMomentum(0., 0., 1.)); |
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90 | particlesGun.SetParticlePolarization(zero); |
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91 | particlesGun.SetParticleCharge(0.); |
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92 | particlesGun.SetNumberOfParticles(1); |
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93 | |
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94 | const RadmonVGeneratorLayout * const layout(generatorLayout); |
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95 | |
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96 | G4String sourceLabel; |
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97 | G4int i(layout->GetNSources()); |
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98 | G4double total(0.); |
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99 | |
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100 | while (i>0) |
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101 | { |
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102 | i--; |
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103 | |
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104 | sourceLabel=layout->GetSourceLabel(i); |
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105 | total+=layout->GetRelativeSourceIntensity(sourceLabel); |
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106 | } |
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107 | |
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108 | if (total<=0.) |
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109 | { |
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110 | particlesGun.GeneratePrimaryVertex(anEvent); |
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111 | return; |
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112 | } |
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113 | |
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114 | total*=G4UniformRand(); |
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115 | |
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116 | G4double intensity; |
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117 | |
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118 | i=layout->GetNSources(); |
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119 | while (i>0) |
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120 | { |
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121 | i--; |
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122 | |
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123 | sourceLabel=layout->GetSourceLabel(i); |
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124 | intensity=layout->GetRelativeSourceIntensity(sourceLabel); |
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125 | if (total < intensity) |
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126 | break; |
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127 | |
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128 | total-=intensity; |
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129 | } |
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130 | |
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131 | const G4int n(layout->GetNSourceAlgorithms(sourceLabel)); |
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132 | |
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133 | for (i=0; i<n; i++) |
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134 | { |
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135 | G4String algorithmLabel(layout->GetSourceAlgorithmLabel(sourceLabel, i)); |
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136 | |
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137 | GeneratorsMap::iterator j(generatorsMap.find(MakeKey(sourceLabel, algorithmLabel))); |
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138 | |
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139 | if (j!=generatorsMap.end()) |
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140 | if (j->second) |
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141 | { |
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142 | j->second->ConvolveParticleGun(particlesGun); |
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143 | } |
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144 | } |
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145 | |
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146 | // G4cout << G4BestUnit(particlesGun.GetParticlePosition(), "Length") << ", " << particlesGun.GetParticleDefinition()->GetParticleName() << ", " << G4BestUnit(particlesGun.GetParticleMomentumDirection()*particlesGun.GetParticleEnergy(), "Energy") << G4endl; |
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147 | |
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148 | particlesGun.GeneratePrimaryVertex(anEvent); |
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149 | } |
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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 | |
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155 | void RadmonPrimaryGeneratorAction :: OnLayoutChange() |
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156 | { |
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157 | needUpdate=true; |
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158 | } |
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159 | |
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160 | |
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161 | |
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162 | |
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163 | |
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164 | inline void RadmonPrimaryGeneratorAction :: Update(void) |
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165 | { |
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166 | CleanUp(); |
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167 | generatorsMap.clear(); |
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168 | |
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169 | const RadmonVGeneratorLayout * const layout(generatorLayout); |
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170 | |
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171 | G4int i(layout->GetNSources()); |
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172 | |
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173 | while (i>0) |
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174 | { |
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175 | i--; |
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176 | |
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177 | G4String sourceLabel(layout->GetSourceLabel(i)); |
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178 | |
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179 | G4int j(layout->GetNSourceAlgorithms(sourceLabel)); |
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180 | |
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181 | while (j>0) |
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182 | { |
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183 | j--; |
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184 | |
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185 | G4String algorithmLabel(layout->GetSourceAlgorithmLabel(sourceLabel, j)); |
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186 | |
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187 | RadmonVGenerator * generator(generatorsFactory->GetGenerator(layout->GetSourceAlgorithmType(sourceLabel, algorithmLabel))); |
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188 | |
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189 | if (generator) |
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190 | { |
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191 | generatorsMap[MakeKey(sourceLabel, algorithmLabel)]=generator; |
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192 | |
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193 | G4int k(layout->GetSourceAlgorithmNAttributes(sourceLabel, algorithmLabel)); |
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194 | |
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195 | while (k>0) |
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196 | { |
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197 | k--; |
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198 | |
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199 | G4String attribute(layout->GetSourceAlgorithmAttributeName(sourceLabel, algorithmLabel, k)); |
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200 | G4String value(layout->GetSourceAlgorithmAttribute(sourceLabel, algorithmLabel, attribute)); |
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201 | |
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202 | generator->SetGeneratorAttribute(attribute, value); |
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203 | } |
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204 | } |
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205 | } |
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206 | } |
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207 | } |
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208 | |
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209 | |
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210 | |
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211 | inline void RadmonPrimaryGeneratorAction :: CleanUp(void) |
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212 | { |
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213 | GeneratorsMap::iterator i(generatorsMap.begin()); |
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214 | const GeneratorsMap::iterator end(generatorsMap.end()); |
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215 | |
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216 | while (i!=end) |
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217 | { |
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218 | delete i->second; |
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219 | i++; |
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220 | } |
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221 | } |
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222 | |
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223 | |
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224 | |
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225 | inline G4String RadmonPrimaryGeneratorAction :: MakeKey(const G4String & source, const G4String & algorithm) |
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226 | { |
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227 | G4String key(source); |
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228 | key+="|==|"; |
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229 | key+=algorithm; |
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230 | |
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231 | return key; |
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232 | } |
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