1 | // |
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2 | // ******************************************************************** |
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3 | // * License and Disclaimer * |
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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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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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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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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 | #ifndef G4FTFParameters_h |
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27 | #define G4FTFParameters_h 1 |
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28 | // |
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29 | // $Id: G4FTFParameters.hh,v 1.8 2010/09/20 15:50:46 vuzhinsk Exp $ |
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30 | // GEANT4 tag $Name: geant4-09-03-ref-09 $ |
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31 | // |
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32 | #include "G4Proton.hh" |
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33 | class G4FTFParameters |
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34 | { |
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35 | |
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36 | public: |
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37 | G4FTFParameters(const G4ParticleDefinition * , G4double theA, |
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38 | G4double theZ, |
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39 | G4double s); |
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40 | |
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41 | ~G4FTFParameters(); |
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42 | |
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43 | // --------- Set geometrical parameteres ----------------------------- |
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44 | void SethNcmsEnergy(const G4double s); |
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45 | void SetTotalCrossSection(const G4double Xtotal); |
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46 | void SetElastisCrossSection(const G4double Xelastic); |
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47 | void SetInelasticCrossSection(const G4double Xinelastic); |
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48 | void SetProbabilityOfElasticScatt(const G4double Xtotal, const G4double Xelastic); |
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49 | void SetProbabilityOfElasticScatt(const G4double aValue); |
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50 | |
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51 | void SetRadiusOfHNinteractions2(const G4double Radius2); |
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52 | void SetSlope(const G4double Slope); |
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53 | void SetGamma0(const G4double Gamma0); |
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54 | |
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55 | G4double GammaElastic(const G4double impactsquare) |
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56 | {return (FTFGamma0 * std::exp(-FTFSlope * impactsquare));}; |
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57 | |
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58 | // --------- Set parameters of elastic scattering -------------------- |
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59 | void SetAvaragePt2ofElasticScattering(const G4double aPt2); |
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60 | |
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61 | // --------- Set parameters of excitations --------------------------- |
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62 | void SetMagQuarkExchange(const G4double aValue); |
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63 | void SetSlopeQuarkExchange(const G4double aValue); |
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64 | void SetDeltaProbAtQuarkExchange(const G4double aValue); |
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65 | |
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66 | void SetProjMinDiffMass(const G4double aValue); |
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67 | void SetProjMinNonDiffMass(const G4double aValue); |
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68 | void SetProbabilityOfProjDiff(const G4double aValue); |
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69 | |
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70 | void SetTarMinDiffMass(const G4double aValue); |
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71 | void SetTarMinNonDiffMass(const G4double aValue); |
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72 | void SetProbabilityOfTarDiff(const G4double aValue); |
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73 | |
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74 | void SetAveragePt2(const G4double aValue); |
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75 | |
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76 | // --------- Set parameters of a string kink -------------------------------- |
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77 | void SetPt2Kink(const G4double aValue); |
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78 | void SetQuarkProbabilitiesAtGluonSplitUp(const G4double Puubar, |
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79 | const G4double Pddbar, |
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80 | const G4double Pssbar ); |
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81 | |
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82 | // --------- Set parameters of nuclear destruction-------------------- |
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83 | void SetMaxNumberOfCollisions(const G4double aValue, const G4double bValue); |
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84 | void SetProbOfInteraction(const G4double aValue); |
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85 | |
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86 | void SetCofNuclearDestruction(const G4double aValue); |
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87 | void SetR2ofNuclearDestruction(const G4double aValue); |
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88 | |
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89 | void SetExcitationEnergyPerWoundedNucleon(const G4double aValue); |
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90 | |
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91 | void SetDofNuclearDestruction(const G4double aValue); |
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92 | void SetPt2ofNuclearDestruction(const G4double aValue); |
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93 | void SetMaxPt2ofNuclearDestruction(const G4double aValue); |
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94 | |
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95 | //-------------------------------------------------------------------- |
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96 | // --------- Get geometrical parameteres ----------------------------- |
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97 | G4double GetTotalCrossSection(); |
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98 | G4double GetElasticCrossSection(); |
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99 | G4double GetInelasticCrossSection(); |
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100 | G4double GetProbabilityOfElasticScatt(); |
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101 | |
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102 | G4double GetSlope(); |
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103 | |
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104 | G4double GetProbabilityOfInteraction(const G4double impactsquare); |
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105 | G4double GetInelasticProbability(const G4double impactsquare); |
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106 | |
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107 | // --------- Get parameters of elastic scattering -------------------- |
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108 | G4double GetAvaragePt2ofElasticScattering(); |
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109 | |
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110 | // --------- Get parameters of excitations --------------------------- |
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111 | G4double GetMagQuarkExchange(); |
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112 | G4double GetSlopeQuarkExchange(); |
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113 | G4double GetDeltaProbAtQuarkExchange(); |
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114 | |
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115 | G4double GetProjMinDiffMass(); |
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116 | G4double GetProjMinNonDiffMass(); |
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117 | G4double GetProbabilityOfProjDiff(); |
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118 | |
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119 | G4double GetTarMinDiffMass(); |
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120 | G4double GetTarMinNonDiffMass(); |
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121 | G4double GetProbabilityOfTarDiff(); |
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122 | |
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123 | G4double GetAveragePt2(); |
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124 | |
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125 | // --------- Get parameters of a string kink -------------------------------- |
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126 | G4double GetPt2Kink(); |
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127 | std::vector<G4double> GetQuarkProbabilitiesAtGluonSplitUp(); |
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128 | |
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129 | // --------- Get parameters of nuclear destruction--------------------- |
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130 | G4double GetMaxNumberOfCollisions(); |
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131 | G4double GetProbOfInteraction(); |
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132 | |
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133 | G4double GetCofNuclearDestruction(); |
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134 | G4double GetR2ofNuclearDestruction(); |
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135 | |
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136 | G4double GetExcitationEnergyPerWoundedNucleon(); |
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137 | |
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138 | G4double GetDofNuclearDestruction(); |
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139 | G4double GetPt2ofNuclearDestruction(); |
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140 | G4double GetMaxPt2ofNuclearDestruction(); |
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141 | |
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142 | // private: |
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143 | |
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144 | G4FTFParameters(); |
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145 | |
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146 | // ------------ Initial energy of hN interactions -------------------- |
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147 | G4double FTFhNcmsEnergy; // Initial hN CMS energy |
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148 | |
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149 | // ------------ Geometrical parameteres ------------------------------ |
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150 | G4double FTFXtotal; // Total X in mb |
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151 | G4double FTFXelastic; // Elastic X in mb |
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152 | G4double FTFXinelastic; // Inelastic X in mb |
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153 | G4double ProbabilityOfElasticScatt; // Xel/Xtot |
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154 | G4double RadiusOfHNinteractions2; // Xtot/pi, in fn^2 |
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155 | G4double FTFSlope; // in fm^-1 |
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156 | G4double AvaragePt2ofElasticScattering; // in MeV^2 |
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157 | G4double FTFGamma0; |
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158 | |
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159 | // --------- Parameters of excitations ------------------------------- |
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160 | G4double MagQuarkExchange; |
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161 | G4double SlopeQuarkExchange; |
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162 | G4double DeltaProbAtQuarkExchange; |
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163 | |
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164 | G4double ProjMinDiffMass; |
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165 | G4double ProjMinNonDiffMass; |
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166 | G4double ProbabilityOfProjDiff; |
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167 | |
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168 | G4double TarMinDiffMass; |
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169 | G4double TarMinNonDiffMass; |
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170 | G4double ProbabilityOfTarDiff; |
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171 | |
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172 | G4double AveragePt2; |
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173 | |
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174 | // ---------- Parameters of kink ------------------------------------- |
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175 | G4double Pt2kink; |
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176 | std::vector<G4double> QuarkProbabilitiesAtGluonSplitUp; |
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177 | |
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178 | // --------- Parameters of nuclear destruction------------------------ |
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179 | G4double MaxNumberOfCollisions; |
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180 | G4double ProbOfInelInteraction; |
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181 | |
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182 | G4double CofNuclearDestruction; // Cnd of nuclear destruction |
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183 | G4double R2ofNuclearDestruction; // R2nd |
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184 | |
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185 | G4double ExcitationEnergyPerWoundedNucleon; |
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186 | |
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187 | G4double DofNuclearDestruction; // D for momentum sampling |
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188 | G4double Pt2ofNuclearDestruction; // Pt2 |
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189 | G4double MaxPt2ofNuclearDestruction; // Max Pt2 |
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190 | |
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191 | }; |
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192 | |
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193 | // -------------------------------------------------------------------- |
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194 | inline void G4FTFParameters::SethNcmsEnergy(const G4double s) |
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195 | {FTFhNcmsEnergy = s;} |
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196 | |
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197 | // --------- Set geometrical parameteres ------------------------------ |
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198 | inline void G4FTFParameters::SetTotalCrossSection(const G4double Xtotal) |
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199 | {FTFXtotal = Xtotal;} |
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200 | |
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201 | inline void G4FTFParameters::SetElastisCrossSection(const G4double Xelastic) |
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202 | {FTFXelastic = Xelastic;} |
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203 | |
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204 | inline void G4FTFParameters::SetInelasticCrossSection(const G4double Xinelastic) |
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205 | {FTFXinelastic = Xinelastic;} |
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206 | |
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207 | inline void G4FTFParameters::SetProbabilityOfElasticScatt(const G4double Xtotal, |
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208 | const G4double Xelastic) |
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209 | { |
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210 | if(Xtotal==0.) {ProbabilityOfElasticScatt = 0.;} |
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211 | else {ProbabilityOfElasticScatt = Xelastic/Xtotal;}; |
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212 | } |
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213 | |
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214 | inline void G4FTFParameters::SetProbabilityOfElasticScatt(const G4double aValue) |
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215 | {ProbabilityOfElasticScatt = aValue;} |
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216 | |
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217 | inline void G4FTFParameters::SetRadiusOfHNinteractions2(const G4double Radius2) |
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218 | {RadiusOfHNinteractions2 = Radius2;} |
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219 | |
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220 | inline void G4FTFParameters::SetSlope(const G4double Slope) |
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221 | {FTFSlope = 12.84/Slope;} // Slope is in GeV^-2, FTFSlope in fm^-2 |
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222 | |
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223 | inline void G4FTFParameters::SetGamma0(const G4double Gamma0) |
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224 | {FTFGamma0 = Gamma0;} |
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225 | |
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226 | // --------- Set parameters of elastic scattering --------------------- |
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227 | inline void G4FTFParameters::SetAvaragePt2ofElasticScattering(const G4double aPt2) |
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228 | { |
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229 | AvaragePt2ofElasticScattering = aPt2;} |
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230 | |
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231 | // --------- Set parameters of excitations ---------------------------- |
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232 | inline void G4FTFParameters::SetMagQuarkExchange(const G4double aValue) |
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233 | {MagQuarkExchange = aValue;} |
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234 | inline void G4FTFParameters::SetSlopeQuarkExchange(const G4double aValue) |
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235 | {SlopeQuarkExchange = aValue;} |
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236 | inline void G4FTFParameters::SetDeltaProbAtQuarkExchange(const G4double aValue) |
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237 | {DeltaProbAtQuarkExchange = aValue;} |
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238 | |
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239 | inline void G4FTFParameters::SetProjMinDiffMass(const G4double aValue) |
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240 | {ProjMinDiffMass = aValue*GeV;} |
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241 | inline void G4FTFParameters::SetProjMinNonDiffMass(const G4double aValue) |
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242 | {ProjMinNonDiffMass = aValue*GeV;} |
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243 | inline void G4FTFParameters::SetProbabilityOfProjDiff(const G4double aValue) |
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244 | {ProbabilityOfProjDiff = aValue;} |
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245 | |
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246 | inline void G4FTFParameters::SetTarMinDiffMass(const G4double aValue) |
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247 | {TarMinDiffMass = aValue*GeV;} |
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248 | inline void G4FTFParameters::SetTarMinNonDiffMass(const G4double aValue) |
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249 | {TarMinNonDiffMass = aValue*GeV;} |
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250 | inline void G4FTFParameters::SetProbabilityOfTarDiff(const G4double aValue) |
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251 | {ProbabilityOfTarDiff = aValue;} |
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252 | |
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253 | inline void G4FTFParameters::SetAveragePt2(const G4double aValue) |
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254 | {AveragePt2 = aValue*GeV*GeV;} |
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255 | |
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256 | // --------- Set parameters of a string kink -------------------------------- |
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257 | inline void G4FTFParameters::SetPt2Kink(const G4double aValue) |
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258 | {Pt2kink = aValue;} |
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259 | |
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260 | inline void G4FTFParameters::SetQuarkProbabilitiesAtGluonSplitUp( |
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261 | const G4double Puubar, |
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262 | const G4double Pddbar, |
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263 | const G4double Pssbar ) |
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264 | { |
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265 | QuarkProbabilitiesAtGluonSplitUp.push_back(Puubar); |
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266 | QuarkProbabilitiesAtGluonSplitUp.push_back(Puubar+Pddbar); |
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267 | QuarkProbabilitiesAtGluonSplitUp.push_back(Puubar+Pddbar+Pssbar); |
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268 | } |
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269 | |
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270 | // --------- Set parameters of nuclear destruction-------------------- |
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271 | inline void G4FTFParameters::SetMaxNumberOfCollisions(const G4double Plab, |
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272 | const G4double Pbound) |
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273 | { |
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274 | if(Plab > Pbound) |
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275 | { |
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276 | MaxNumberOfCollisions = Plab/Pbound; |
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277 | SetProbOfInteraction(-1.); |
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278 | } else |
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279 | { |
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280 | // MaxNumberOfCollisions = -1.; |
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281 | // SetProbOfInteraction(std::exp(0.25*(Plab-Pbound))); |
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282 | MaxNumberOfCollisions = 1; |
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283 | SetProbOfInteraction(-1.); |
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284 | } |
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285 | } |
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286 | inline void G4FTFParameters::SetProbOfInteraction(const G4double aValue) |
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287 | {ProbOfInelInteraction = aValue;} |
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288 | |
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289 | inline void G4FTFParameters::SetCofNuclearDestruction(const G4double aValue) |
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290 | {CofNuclearDestruction = aValue;} |
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291 | inline void G4FTFParameters::SetR2ofNuclearDestruction(const G4double aValue) |
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292 | {R2ofNuclearDestruction = aValue;} |
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293 | |
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294 | inline void G4FTFParameters::SetExcitationEnergyPerWoundedNucleon(const G4double aValue) |
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295 | {ExcitationEnergyPerWoundedNucleon = aValue;} |
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296 | |
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297 | inline void G4FTFParameters::SetDofNuclearDestruction(const G4double aValue) |
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298 | {DofNuclearDestruction = aValue;} |
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299 | inline void G4FTFParameters::SetPt2ofNuclearDestruction(const G4double aValue) |
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300 | {Pt2ofNuclearDestruction =aValue;} |
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301 | inline void G4FTFParameters::SetMaxPt2ofNuclearDestruction(const G4double aValue) |
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302 | {MaxPt2ofNuclearDestruction = aValue;} |
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303 | |
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304 | // --------- Get geometrical parameteres ------------------------------ |
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305 | inline G4double G4FTFParameters::GetTotalCrossSection() {return FTFXtotal;} |
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306 | inline G4double G4FTFParameters::GetElasticCrossSection() {return FTFXelastic;} |
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307 | inline G4double G4FTFParameters::GetInelasticCrossSection() {return FTFXinelastic;} |
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308 | |
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309 | inline G4double G4FTFParameters::GetSlope() {return FTFSlope;} |
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310 | |
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311 | inline G4double G4FTFParameters::GetProbabilityOfInteraction(const G4double impactsquare) |
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312 | { |
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313 | if(RadiusOfHNinteractions2 > impactsquare) {return 1.;} |
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314 | else {return 0.;} |
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315 | } |
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316 | |
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317 | inline G4double G4FTFParameters::GetProbabilityOfElasticScatt() |
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318 | {return ProbabilityOfElasticScatt;} |
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319 | |
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320 | inline G4double G4FTFParameters::GetInelasticProbability( const G4double impactsquare) |
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321 | { |
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322 | G4double Gamma = GammaElastic(impactsquare); |
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323 | return 2 * Gamma - Gamma *Gamma; |
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324 | } |
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325 | |
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326 | // --------- Get parameters of elastic scattering --------------------- |
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327 | inline G4double G4FTFParameters::GetAvaragePt2ofElasticScattering() |
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328 | {return AvaragePt2ofElasticScattering;} |
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329 | |
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330 | // --------- Get parameters of excitations --------------------------- |
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331 | inline G4double G4FTFParameters::GetMagQuarkExchange() {return MagQuarkExchange;} |
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332 | inline G4double G4FTFParameters::GetSlopeQuarkExchange() {return SlopeQuarkExchange;} |
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333 | inline G4double G4FTFParameters::GetDeltaProbAtQuarkExchange() |
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334 | {return DeltaProbAtQuarkExchange;} |
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335 | |
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336 | |
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337 | inline G4double G4FTFParameters::GetProjMinDiffMass() {return ProjMinDiffMass;} |
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338 | inline G4double G4FTFParameters::GetProjMinNonDiffMass() {return ProjMinNonDiffMass;} |
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339 | inline G4double G4FTFParameters::GetProbabilityOfProjDiff() {return ProbabilityOfProjDiff;} |
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340 | |
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341 | inline G4double G4FTFParameters::GetTarMinDiffMass() {return TarMinDiffMass;} |
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342 | inline G4double G4FTFParameters::GetTarMinNonDiffMass() {return TarMinNonDiffMass;} |
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343 | inline G4double G4FTFParameters::GetProbabilityOfTarDiff() {return ProbabilityOfTarDiff;} |
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344 | |
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345 | inline G4double G4FTFParameters::GetAveragePt2() {return AveragePt2;} |
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346 | |
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347 | // --------- Get parameters of a string kink -------------------------- |
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348 | inline G4double G4FTFParameters::GetPt2Kink() {return Pt2kink;} |
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349 | inline std::vector<G4double> |
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350 | G4FTFParameters::GetQuarkProbabilitiesAtGluonSplitUp() |
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351 | {return QuarkProbabilitiesAtGluonSplitUp;} |
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352 | |
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353 | // --------- Get parameters of nuclear destruction--------------------- |
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354 | inline G4double G4FTFParameters::GetMaxNumberOfCollisions(){return MaxNumberOfCollisions;} |
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355 | inline G4double G4FTFParameters::GetProbOfInteraction() {return ProbOfInelInteraction;} |
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356 | |
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357 | inline G4double G4FTFParameters::GetCofNuclearDestruction(){return CofNuclearDestruction;} |
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358 | inline G4double G4FTFParameters::GetR2ofNuclearDestruction(){return R2ofNuclearDestruction;} |
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359 | |
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360 | inline G4double G4FTFParameters::GetExcitationEnergyPerWoundedNucleon() |
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361 | {return ExcitationEnergyPerWoundedNucleon;} |
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362 | |
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363 | |
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364 | inline G4double G4FTFParameters::GetDofNuclearDestruction() |
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365 | {return DofNuclearDestruction;} |
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366 | inline G4double G4FTFParameters::GetPt2ofNuclearDestruction(){return Pt2ofNuclearDestruction;} |
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367 | inline G4double G4FTFParameters::GetMaxPt2ofNuclearDestruction() |
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368 | {return MaxPt2ofNuclearDestruction;} |
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369 | #endif |
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