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 | // |
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28 | // J.L. Chuma, TRIUMF, 31-Oct-1996 |
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29 | // last modified: 19-Dec-1996 |
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30 | // modified by J.L.Chuma, 24-Jul-1997 to include total momentum |
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31 | // inluded operator *, and some minor modifications. |
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32 | // modified by H.P.Wellisch to add functionality needed by string models, |
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33 | // cascade and Nucleus. (Mon Mar 16 1998) |
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34 | |
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35 | #ifndef G4ReactionProduct_h |
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36 | #define G4ReactionProduct_h 1 |
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37 | |
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38 | #include "globals.hh" |
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39 | #include "G4DynamicParticle.hh" |
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40 | #include "G4HadProjectile.hh" |
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41 | #include "G4HadronicException.hh" |
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42 | |
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43 | class G4ReactionProduct |
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44 | { |
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45 | friend G4ReactionProduct operator+( |
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46 | const G4ReactionProduct & p1, const G4ReactionProduct &p2 ); |
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47 | |
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48 | friend G4ReactionProduct operator-( |
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49 | const G4ReactionProduct & p1, const G4ReactionProduct &p2 ); |
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50 | |
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51 | friend G4ReactionProduct operator*( |
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52 | const G4double aDouble, const G4ReactionProduct &p2 ) |
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53 | { |
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54 | G4ReactionProduct result; |
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55 | result.SetMomentum(aDouble*p2.GetMomentum()); |
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56 | result.SetMass(p2.GetMass()); |
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57 | result.SetTotalEnergy(std::sqrt(result.GetMass()*result.GetMass()+ |
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58 | result.GetMomentum()*result.GetMomentum())); |
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59 | return result; |
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60 | } |
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61 | |
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62 | public: |
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63 | G4ReactionProduct(); |
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64 | |
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65 | G4ReactionProduct( G4ParticleDefinition *aParticleDefinition ); |
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66 | |
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67 | ~G4ReactionProduct() {} |
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68 | |
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69 | G4ReactionProduct( const G4ReactionProduct &right ); |
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70 | |
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71 | G4ReactionProduct &operator= ( const G4ReactionProduct &right ); |
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72 | |
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73 | G4ReactionProduct &operator= ( const G4DynamicParticle &right ); |
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74 | |
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75 | G4ReactionProduct &operator= ( const G4HadProjectile &right ); |
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76 | |
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77 | inline G4bool operator== ( const G4ReactionProduct &right ) const |
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78 | { return ( this == (G4ReactionProduct*) &right ); } |
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79 | |
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80 | inline G4bool operator!= ( const G4ReactionProduct &right ) const |
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81 | { return ( this != (G4ReactionProduct*) &right ); } |
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82 | |
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83 | inline G4ParticleDefinition *GetDefinition() const |
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84 | { return theParticleDefinition; } |
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85 | |
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86 | void SetDefinition( G4ParticleDefinition *aParticleDefinition ); |
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87 | |
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88 | void SetDefinitionAndUpdateE( G4ParticleDefinition *aParticleDefinition ); |
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89 | |
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90 | void SetMomentum( const G4double x, const G4double y, const G4double z ); |
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91 | |
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92 | void SetMomentum( const G4double x, const G4double y ); |
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93 | |
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94 | void SetMomentum( const G4double z ); |
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95 | |
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96 | inline void SetMomentum( const G4ThreeVector &m ) |
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97 | { momentum = m; } |
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98 | |
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99 | inline G4ThreeVector GetMomentum() const |
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100 | { return momentum; } |
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101 | |
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102 | inline G4double GetTotalMomentum() const |
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103 | { return std::sqrt(std::abs(kineticEnergy*(totalEnergy+mass))); } |
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104 | |
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105 | inline G4double GetTotalEnergy() const |
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106 | { return totalEnergy; } |
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107 | |
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108 | inline void SetKineticEnergy( const G4double e ) |
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109 | { |
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110 | kineticEnergy = e; |
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111 | totalEnergy = kineticEnergy + mass; |
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112 | } |
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113 | |
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114 | inline G4double GetKineticEnergy() const |
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115 | { return kineticEnergy; } |
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116 | |
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117 | inline void SetTotalEnergy( const G4double e ) |
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118 | { |
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119 | totalEnergy = e; |
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120 | kineticEnergy = totalEnergy - mass; |
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121 | } |
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122 | |
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123 | inline void SetMass( const G4double m ) |
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124 | { mass = m; } |
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125 | |
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126 | inline G4double GetMass() const |
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127 | { return mass; } |
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128 | |
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129 | inline void SetTOF( const G4double t ) |
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130 | { timeOfFlight = t; } |
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131 | |
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132 | inline G4double GetTOF() const |
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133 | { return timeOfFlight; } |
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134 | |
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135 | inline void SetSide( const G4int s ) |
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136 | { side = s; } |
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137 | |
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138 | inline G4int GetSide() const |
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139 | { return side; } |
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140 | |
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141 | inline void SetNewlyAdded( const G4bool f ) |
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142 | { NewlyAdded = f; } |
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143 | |
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144 | inline G4bool GetNewlyAdded() const |
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145 | { return NewlyAdded; } |
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146 | |
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147 | inline void SetMayBeKilled( const G4bool f ) |
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148 | { MayBeKilled = f; } |
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149 | |
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150 | inline G4bool GetMayBeKilled() const |
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151 | { return MayBeKilled; } |
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152 | |
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153 | void SetZero(); |
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154 | |
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155 | void Lorentz( const G4ReactionProduct &p1, const G4ReactionProduct &p2 ); |
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156 | |
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157 | G4double Angle( const G4ReactionProduct &p ) const; |
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158 | |
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159 | inline void SetPositionInNucleus(G4double x, G4double y, G4double z) |
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160 | { |
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161 | positionInNucleus.setX(x); |
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162 | positionInNucleus.setY(y); |
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163 | positionInNucleus.setZ(z); |
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164 | } |
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165 | |
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166 | inline void SetPositionInNucleus( G4ThreeVector & aPosition ) |
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167 | { |
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168 | positionInNucleus = aPosition; |
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169 | } |
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170 | |
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171 | inline G4ThreeVector GetPositionInNucleus() const {return positionInNucleus; } |
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172 | inline G4double GetXPositionInNucleus() const { return positionInNucleus.x(); } |
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173 | inline G4double GetYPositionInNucleus() const { return positionInNucleus.y(); } |
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174 | inline G4double GetZPositionInNucleus() const { return positionInNucleus.z(); } |
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175 | |
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176 | inline void SetFormationTime(G4double aTime) { formationTime = aTime; } |
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177 | |
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178 | inline G4double GetFormationTime() const { return formationTime; } |
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179 | |
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180 | inline void HasInitialStateParton(G4bool aFlag) { hasInitialStateParton = aFlag; } |
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181 | |
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182 | inline G4bool HasInitialStateParton() const { return hasInitialStateParton; } |
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183 | |
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184 | #ifdef PRECOMPOUND_TEST |
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185 | void SetCreatorModel(const G4String& aModel) { theCreatorModel = aModel; } |
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186 | G4String GetCreatorModel() const { return theCreatorModel; } |
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187 | #endif |
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188 | |
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189 | private: |
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190 | |
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191 | G4ParticleDefinition *theParticleDefinition; |
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192 | |
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193 | // for use with string models and cascade. |
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194 | G4ThreeVector positionInNucleus; |
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195 | G4double formationTime; |
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196 | G4bool hasInitialStateParton; |
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197 | |
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198 | // mass is included here, since pseudo-particles are created with masses different |
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199 | // than the standard particle masses, and we are not allowed to create particles |
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200 | G4double mass; |
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201 | |
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202 | G4ThreeVector momentum; |
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203 | |
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204 | G4double totalEnergy; |
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205 | G4double kineticEnergy; |
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206 | |
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207 | G4double timeOfFlight; |
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208 | |
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209 | // side refers to how the particles are distributed in the |
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210 | // forward (+) and backward (-) hemispheres in the center of mass system |
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211 | G4int side; |
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212 | |
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213 | // NewlyAdded refers to particles added by "nuclear excitation", or as |
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214 | // "black track" particles, or as deuterons, tritons, and alphas |
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215 | G4bool NewlyAdded; |
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216 | G4bool MayBeKilled; |
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217 | |
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218 | #ifdef PRECOMPOUND_TEST |
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219 | G4String theCreatorModel; |
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220 | #endif |
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221 | }; |
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222 | |
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223 | #endif |
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224 | |
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