1 | // |
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2 | // ******************************************************************** |
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3 | // * License and Disclaimer * |
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4 | // * * |
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6 | // * the Geant4 Collaboration. It is provided under the terms and * |
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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 | // $Id: G4FTFModel.cc,v 1.13 2008/12/09 10:40:52 vuzhinsk Exp $ |
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28 | // GEANT4 tag $Name: geant4-09-02 $ |
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29 | // |
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30 | |
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31 | // ------------------------------------------------------------ |
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32 | // GEANT 4 class implementation file |
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33 | // |
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34 | // ---------------- G4FTFModel ---------------- |
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35 | // by Gunter Folger, May 1998. |
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36 | // class implementing the excitation in the FTF Parton String Model |
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37 | // ------------------------------------------------------------ |
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38 | |
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39 | #include "G4FTFModel.hh" |
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40 | #include "G4FTFParameters.hh" // Uzhi 29.03.08 |
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41 | #include "G4FTFParticipants.hh" |
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42 | #include "G4InteractionContent.hh" |
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43 | #include "G4LorentzRotation.hh" |
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44 | #include "G4ParticleDefinition.hh" |
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45 | #include "G4ios.hh" |
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46 | #include <utility> // Uzhi 29.03.08 |
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47 | |
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48 | // Class G4FTFModel |
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49 | |
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50 | G4FTFModel::G4FTFModel():theExcitation(new G4DiffractiveExcitation()), |
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51 | theElastic(new G4ElasticHNScattering()) // Uzhi 29.03.08 |
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52 | { |
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53 | G4VPartonStringModel::SetThisPointer(this); |
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54 | theParameters=0; // Uzhi 9.12.08 |
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55 | } |
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56 | |
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57 | /* |
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58 | G4FTFModel::G4FTFModel(G4double , G4double , G4double ):theExcitation(new // Uzhi 9.12.08 G4DiffractiveExcitation()) |
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59 | { |
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60 | G4VPartonStringModel::SetThisPointer(this); |
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61 | } |
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62 | |
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63 | G4FTFModel::G4FTFModel(G4DiffractiveExcitation * anExcitation) |
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64 | : |
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65 | theExcitation(anExcitation) |
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66 | { |
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67 | G4VPartonStringModel::SetThisPointer(this); |
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68 | } |
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69 | */ |
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70 | |
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71 | |
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72 | G4FTFModel::~G4FTFModel() |
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73 | { |
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74 | if( theParameters != 0 ) delete theParameters; // Uzhi 5.12.08 |
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75 | // Because FTF model can be called for various particles |
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76 | // theParameters must be erased at the end of each call. |
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77 | // Thus the delete is olso in G4FTFModel::GetStrings() method |
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78 | if( theExcitation != 0 ) delete theExcitation; // Uzhi 5.12.08 |
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79 | if( theElastic != 0 ) delete theElastic; // Uzhi 5.12.08 |
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80 | } |
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81 | |
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82 | |
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83 | const G4FTFModel & G4FTFModel::operator=(const G4FTFModel &) |
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84 | { |
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85 | throw G4HadronicException(__FILE__, __LINE__, "G4FTFModel::operator= is not meant to be accessed "); |
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86 | return *this; |
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87 | } |
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88 | |
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89 | |
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90 | int G4FTFModel::operator==(const G4FTFModel &right) const |
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91 | { |
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92 | return this==&right; |
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93 | } |
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94 | |
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95 | int G4FTFModel::operator!=(const G4FTFModel &right) const |
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96 | { |
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97 | return this!=&right; |
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98 | } |
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99 | |
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100 | // ------------------------------------------------------------ |
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101 | void G4FTFModel::Init(const G4Nucleus & aNucleus, const G4DynamicParticle & aProjectile) |
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102 | { |
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103 | theProjectile = aProjectile; |
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104 | //G4cout<<"G4FTFModel::Init "<<aNucleus.GetN()<<" "<<aNucleus.GetZ()<<G4endl; |
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105 | theParticipants.Init(aNucleus.GetN(),aNucleus.GetZ()); |
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106 | // Uzhi N-mass number Z-charge ------------------------- Uzhi 29.03.08 |
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107 | |
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108 | // --- cms energy |
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109 | |
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110 | G4double s = sqr( theProjectile.GetMass() ) + |
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111 | sqr( G4Proton::Proton()->GetPDGMass() ) + |
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112 | 2*theProjectile.GetTotalEnergy()*G4Proton::Proton()->GetPDGMass(); |
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113 | /* |
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114 | G4cout << " primary Total E (GeV): " << theProjectile.GetTotalEnergy()/GeV << G4endl; |
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115 | G4cout << " primary Mass (GeV): " << theProjectile.GetMass() /GeV << G4endl; |
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116 | G4cout << "cms std::sqrt(s) (GeV) = " << std::sqrt(s) / GeV << G4endl; |
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117 | */ |
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118 | |
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119 | if( theParameters != 0 ) delete theParameters; // Uzhi 9.12.08 |
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120 | theParameters = new G4FTFParameters(theProjectile.GetDefinition(), |
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121 | aNucleus.GetN(),aNucleus.GetZ(), |
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122 | s);// ------------------------- Uzhi 19.04.08 |
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123 | //theParameters->SetProbabilityOfElasticScatt(0.); // To turn on/off (1/0) elastic scattering |
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124 | } |
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125 | |
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126 | // ------------------------------------------------------------ |
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127 | G4ExcitedStringVector * G4FTFModel::GetStrings() |
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128 | { |
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129 | //G4cout<<"theParticipants.GetList"<<G4endl; |
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130 | theParticipants.GetList(theProjectile,theParameters); |
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131 | //G4cout<<"ExciteParticipants()"<<G4endl; |
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132 | if (! ExciteParticipants()) return NULL;; |
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133 | //G4cout<<"theStrings = BuildStrings()"<<G4endl; |
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134 | G4ExcitedStringVector * theStrings = BuildStrings(); |
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135 | //G4cout<<"Return to theStrings "<<G4endl; |
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136 | if( theParameters != 0 ) // Uzhi 9.12.08 |
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137 | { // Uzhi 9.12.08 |
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138 | delete theParameters; // Uzhi 9.12.08 |
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139 | theParameters=0; // Uzhi 9.12.08 |
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140 | } // Uzhi 9.12.08 |
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141 | return theStrings; |
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142 | } |
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143 | |
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144 | // ------------------------------------------------------------ |
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145 | struct DeleteVSplitableHadron { void operator()(G4VSplitableHadron * aH){delete aH;} }; |
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146 | |
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147 | // ------------------------------------------------------------ |
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148 | G4bool G4FTFModel::ExciteParticipants() |
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149 | { |
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150 | /* // Uzhi 29.03.08 For elastic Scatt. |
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151 | G4cout<<" In ExciteParticipants() "<<theParticipants.theInteractions.size()<<G4endl; |
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152 | G4cout<<" test Params Tot "<<theParameters->GetTotalCrossSection()<<G4endl; |
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153 | G4cout<<" test Params Ela "<<theParameters->GetElasticCrossSection()<<G4endl; |
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154 | |
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155 | G4int counter=0; |
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156 | */ // Uzhi 29.03.08 |
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157 | |
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158 | |
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159 | |
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160 | while (theParticipants.Next()) |
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161 | { |
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162 | const G4InteractionContent & collision=theParticipants.GetInteraction(); |
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163 | /* |
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164 | counter++; |
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165 | G4cout<<" Inter # "<<counter<<G4endl; |
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166 | */ |
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167 | G4VSplitableHadron * projectile=collision.GetProjectile(); |
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168 | G4VSplitableHadron * target=collision.GetTarget(); |
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169 | |
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170 | // // Uzhi 29.03.08 |
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171 | G4bool Successfull; |
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172 | if(G4UniformRand()< theParameters->GetProbabilityOfElasticScatt()) |
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173 | { |
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174 | //G4cout<<"Elastic"<<G4endl; |
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175 | Successfull=theElastic->ElasticScattering(projectile, target, theParameters); |
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176 | } |
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177 | else |
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178 | { |
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179 | //G4cout<<"Inelastic"<<G4endl; |
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180 | Successfull=theExcitation->ExciteParticipants(projectile, target, theParameters); |
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181 | } |
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182 | // if(!Successfull) |
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183 | // // Uzhi 29.03.08 |
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184 | |
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185 | // if ( ! theExcitation->ExciteParticipants(projectile, target) ) |
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186 | if(!Successfull) |
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187 | { |
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188 | // give up, clean up |
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189 | std::vector<G4VSplitableHadron *> primaries; |
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190 | std::vector<G4VSplitableHadron *> targets; |
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191 | theParticipants.StartLoop(); // restart a loop |
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192 | while ( theParticipants.Next() ) |
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193 | { |
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194 | const G4InteractionContent & interaction=theParticipants.GetInteraction(); |
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195 | // do not allow for duplicates ... |
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196 | if ( primaries.end() == std::find(primaries.begin(), primaries.end(), |
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197 | interaction.GetProjectile()) ) |
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198 | primaries.push_back(interaction.GetProjectile()); |
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199 | |
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200 | if ( targets.end() == std::find(targets.begin(), targets.end(), |
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201 | interaction.GetTarget()) ) |
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202 | targets.push_back(interaction.GetTarget()); |
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203 | } |
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204 | std::for_each(primaries.begin(), primaries.end(), DeleteVSplitableHadron()); |
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205 | primaries.clear(); |
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206 | std::for_each(targets.begin(), targets.end(), DeleteVSplitableHadron()); |
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207 | targets.clear(); |
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208 | |
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209 | return false; |
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210 | } // End of the loop Uzhi |
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211 | } |
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212 | return true; |
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213 | } |
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214 | // ------------------------------------------------------------ |
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215 | G4ExcitedStringVector * G4FTFModel::BuildStrings() |
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216 | { |
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217 | // Loop over all collisions; find all primaries, and all target ( targets may |
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218 | // be duplicate in the List ( to unique G4VSplitableHadrons) |
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219 | |
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220 | G4ExcitedStringVector * strings; |
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221 | strings = new G4ExcitedStringVector(); |
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222 | |
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223 | std::vector<G4VSplitableHadron *> primaries; |
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224 | std::vector<G4VSplitableHadron *> targets; |
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225 | |
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226 | theParticipants.StartLoop(); // restart a loop |
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227 | while ( theParticipants.Next() ) |
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228 | { |
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229 | const G4InteractionContent & interaction=theParticipants.GetInteraction(); |
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230 | // do not allow for duplicates ... |
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231 | if ( primaries.end() == std::find(primaries.begin(), primaries.end(), |
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232 | interaction.GetProjectile()) ) |
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233 | primaries.push_back(interaction.GetProjectile()); |
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234 | |
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235 | if ( targets.end() == std::find(targets.begin(), targets.end(), |
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236 | interaction.GetTarget()) ) |
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237 | targets.push_back(interaction.GetTarget()); |
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238 | } |
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239 | |
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240 | |
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241 | // G4cout << "BuildStrings prim/targ " << primaries.size() << " , " << |
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242 | // targets.size() << G4endl; |
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243 | |
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244 | unsigned int ahadron; |
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245 | // Only for hA-interactions Uzhi ------------------------------------- |
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246 | for ( ahadron=0; ahadron < primaries.size() ; ahadron++) |
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247 | { |
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248 | //G4ThreeVector aPosition=primaries[ahadron]->GetPosition(); |
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249 | //G4cout<<"Proj Build "<<aPosition<<" "<<primaries[ahadron]->GetTimeOfCreation()<<G4endl; |
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250 | G4bool isProjectile=true; |
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251 | strings->push_back(theExcitation->String(primaries[ahadron], isProjectile)); |
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252 | } |
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253 | |
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254 | for ( ahadron=0; ahadron < targets.size() ; ahadron++) |
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255 | { |
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256 | //G4ThreeVector aPosition=targets[ahadron]->GetPosition(); |
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257 | //G4cout<<"Targ Build "<<aPosition<<" "<<targets[ahadron]->GetTimeOfCreation()<<G4endl; |
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258 | G4bool isProjectile=false; |
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259 | strings->push_back(theExcitation->String(targets[ahadron], isProjectile)); |
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260 | } |
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261 | |
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262 | std::for_each(primaries.begin(), primaries.end(), DeleteVSplitableHadron()); |
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263 | primaries.clear(); |
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264 | std::for_each(targets.begin(), targets.end(), DeleteVSplitableHadron()); |
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265 | targets.clear(); |
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266 | |
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267 | return strings; |
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268 | } |
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269 | // ------------------------------------------------------------ |
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