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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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 | // Hadronic Process: Nuclear De-excitations |
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29 | // by V. Lara (May 1998) |
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30 | |
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31 | #ifndef G4Fragment_h |
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32 | #define G4Fragment_h 1 |
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33 | |
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34 | #include "G4ios.hh" |
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35 | #include <iomanip> |
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36 | #include <vector> |
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37 | |
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38 | #include "globals.hh" |
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39 | #include "G4LorentzVector.hh" |
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40 | #include "G4ParticleMomentum.hh" |
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41 | #include "G4ThreeVector.hh" |
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42 | #include "G4NucleiProperties.hh" |
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43 | #include "G4ParticleTable.hh" |
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44 | #include "G4IonTable.hh" |
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45 | #include "Randomize.hh" |
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46 | #include "G4Proton.hh" |
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47 | #include "G4Neutron.hh" |
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48 | #include "G4HadronicException.hh" |
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49 | #include "G4HadTmpUtil.hh" |
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50 | |
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51 | |
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52 | class G4ParticleDefinition; |
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53 | |
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54 | class G4Fragment; // Forward deckaration |
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55 | typedef std::vector<G4Fragment*> G4FragmentVector; |
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56 | |
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57 | class G4Fragment |
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58 | { |
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59 | public: |
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60 | |
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61 | // ============= CONSTRUCTORS ================== |
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62 | |
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63 | // Default constructor |
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64 | G4Fragment(); |
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65 | |
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66 | // Destructor |
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67 | ~G4Fragment(); |
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68 | |
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69 | // Copy constructor |
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70 | G4Fragment(const G4Fragment &right); |
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71 | |
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72 | // Several constructors |
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73 | |
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74 | // A,Z and 4-momentum |
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75 | G4Fragment(const G4int A, const G4int Z, const G4LorentzVector aMomentum); |
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76 | |
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77 | // 4-momentum and pointer to G4particleDefinition (for gammas) |
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78 | G4Fragment(const G4LorentzVector aMomentum, G4ParticleDefinition * aParticleDefinition); |
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79 | |
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80 | // ============= OPERATORS ================== |
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81 | |
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82 | const G4Fragment & operator=(const G4Fragment &right); |
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83 | G4bool operator==(const G4Fragment &right) const; |
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84 | G4bool operator!=(const G4Fragment &right) const; |
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85 | |
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86 | friend std::ostream& operator<<(std::ostream&, const G4Fragment*); |
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87 | friend std::ostream& operator<<(std::ostream&, const G4Fragment&); |
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88 | |
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89 | // ============= METHODS ================== |
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90 | |
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91 | inline G4double GetA(void) const; |
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92 | void SetA(const G4double value); |
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93 | |
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94 | G4double GetZ(void) const; |
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95 | void SetZ(const G4double value); |
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96 | |
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97 | G4double GetExcitationEnergy(void) const; |
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98 | void SetExcitationEnergy(const G4double value); |
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99 | |
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100 | const G4LorentzVector GetMomentum(void) const; |
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101 | void SetMomentum(const G4LorentzVector value); |
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102 | |
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103 | const G4ThreeVector GetAngularMomentum(void) const; |
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104 | void SetAngularMomentum(const G4ThreeVector value); |
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105 | |
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106 | G4int GetNumberOfExcitons(void) const; |
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107 | // void SetNumberOfExcitons(const G4int value); |
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108 | |
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109 | G4int GetNumberOfHoles(void) const; |
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110 | void SetNumberOfHoles(const G4int value); |
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111 | |
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112 | G4int GetNumberOfCharged(void) const; |
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113 | void SetNumberOfCharged(const G4int value); |
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114 | |
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115 | G4int GetNumberOfParticles(void) const; |
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116 | void SetNumberOfParticles(const G4int value); |
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117 | |
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118 | inline G4ParticleDefinition * GetParticleDefinition(void) const; |
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119 | void SetParticleDefinition(G4ParticleDefinition * aParticleDefinition); |
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120 | |
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121 | G4double GetCreationTime(void) const; |
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122 | void SetCreationTime(const G4double time); |
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123 | |
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124 | |
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125 | // Some utility methods |
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126 | |
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127 | inline G4double GetGroundStateMass(void) const; |
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128 | |
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129 | inline G4double GetBindingEnergy(void) const; |
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130 | |
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131 | #ifdef PRECOMPOUND_TEST |
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132 | G4String GetCreatorModel() const { return theCreatorModel; } |
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133 | void SetCreatorModel(const G4String & aModel) |
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134 | { theCreatorModel = aModel; } |
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135 | #endif |
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136 | |
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137 | private: |
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138 | |
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139 | G4double CalculateExcitationEnergy(const G4LorentzVector value) const; |
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140 | |
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141 | G4ThreeVector IsotropicRandom3Vector(const G4double Magnitude = 1.0) const; |
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142 | |
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143 | |
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144 | // ============= DATA MEMBERS ================== |
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145 | |
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146 | G4double theA; |
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147 | |
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148 | G4double theZ; |
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149 | |
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150 | G4double theExcitationEnergy; |
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151 | |
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152 | G4LorentzVector theMomentum; |
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153 | |
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154 | G4ThreeVector theAngularMomentum; |
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155 | |
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156 | G4int numberOfParticles; |
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157 | |
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158 | G4int numberOfHoles; |
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159 | |
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160 | G4int numberOfCharged; |
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161 | |
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162 | |
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163 | // Gamma evaporation requeriments |
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164 | |
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165 | G4ParticleDefinition * theParticleDefinition; |
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166 | |
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167 | G4double theCreationTime; |
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168 | |
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169 | #ifdef PRECOMPOUND_TEST |
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170 | G4String theCreatorModel; |
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171 | #endif |
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172 | }; |
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173 | |
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174 | // Class G4Fragment |
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175 | |
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176 | inline G4double G4Fragment::GetA() const |
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177 | { |
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178 | return theA; |
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179 | } |
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180 | |
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181 | inline void G4Fragment::SetA(const G4double value) |
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182 | { |
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183 | theA = value; |
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184 | } |
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185 | |
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186 | inline G4double G4Fragment::GetZ() const |
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187 | { |
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188 | return theZ; |
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189 | } |
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190 | |
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191 | inline void G4Fragment::SetZ(const G4double value) |
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192 | { |
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193 | theZ = value; |
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194 | } |
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195 | |
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196 | inline G4double G4Fragment::GetExcitationEnergy() const |
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197 | { |
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198 | // temporary fix for what seems to be |
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199 | // a problem with rounding errors for on-shell lorentz-vectors in CLHEP. |
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200 | // HPW Apr 1999 @@@@@@@ |
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201 | |
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202 | if(std::abs(theExcitationEnergy)<10*eV) return 0; |
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203 | return theExcitationEnergy; |
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204 | } |
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205 | |
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206 | inline void G4Fragment::SetExcitationEnergy(const G4double ) |
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207 | { |
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208 | // theExcitationEnergy = value; |
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209 | G4cout << "Warning: G4Fragment::SetExcitationEnergy() is a dummy method. Please, avoid to use it." << G4endl; |
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210 | } |
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211 | |
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212 | inline const G4LorentzVector G4Fragment::GetMomentum() const |
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213 | { |
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214 | return theMomentum; |
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215 | } |
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216 | |
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217 | inline void G4Fragment::SetMomentum(const G4LorentzVector value) |
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218 | { |
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219 | theMomentum = value; |
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220 | theExcitationEnergy = CalculateExcitationEnergy(value); |
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221 | } |
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222 | |
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223 | inline const G4ThreeVector G4Fragment::GetAngularMomentum() const |
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224 | { |
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225 | return theAngularMomentum; |
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226 | } |
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227 | |
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228 | inline void G4Fragment::SetAngularMomentum(const G4ThreeVector value) |
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229 | { |
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230 | theAngularMomentum = value; |
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231 | } |
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232 | |
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233 | inline G4int G4Fragment::GetNumberOfExcitons() const |
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234 | { |
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235 | return numberOfParticles + numberOfHoles; |
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236 | } |
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237 | |
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238 | inline void G4Fragment::SetNumberOfParticles(const G4int value) |
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239 | { |
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240 | numberOfParticles = value; |
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241 | } |
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242 | |
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243 | inline G4int G4Fragment::GetNumberOfHoles() const |
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244 | { |
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245 | return numberOfHoles; |
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246 | } |
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247 | |
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248 | inline void G4Fragment::SetNumberOfHoles(const G4int value) |
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249 | { |
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250 | numberOfHoles = value; |
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251 | } |
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252 | |
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253 | inline G4int G4Fragment::GetNumberOfCharged() const |
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254 | { |
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255 | return numberOfCharged; |
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256 | } |
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257 | |
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258 | inline void G4Fragment::SetNumberOfCharged(const G4int value) |
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259 | { |
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260 | if (value <= numberOfParticles) numberOfCharged = value; |
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261 | else |
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262 | { |
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263 | G4String text = "G4Fragment::SetNumberOfCharged: Number of charged particles can't be greater than number of particles"; |
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264 | throw G4HadronicException(__FILE__, __LINE__, text); |
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265 | } |
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266 | } |
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267 | |
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268 | inline G4int G4Fragment::GetNumberOfParticles() const |
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269 | { |
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270 | return numberOfParticles; |
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271 | } |
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272 | |
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273 | |
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274 | inline G4ParticleDefinition * G4Fragment::GetParticleDefinition(void) const |
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275 | { |
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276 | return theParticleDefinition; |
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277 | } |
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278 | |
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279 | inline void G4Fragment::SetParticleDefinition(G4ParticleDefinition * aParticleDefinition) |
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280 | { |
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281 | theParticleDefinition = aParticleDefinition; |
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282 | } |
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283 | |
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284 | |
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285 | inline G4double G4Fragment::GetCreationTime(void) const |
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286 | { |
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287 | return theCreationTime; |
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288 | } |
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289 | |
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290 | inline void G4Fragment::SetCreationTime(const G4double time) |
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291 | { |
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292 | theCreationTime = time; |
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293 | } |
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294 | |
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295 | inline G4double G4Fragment::GetGroundStateMass(void) const |
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296 | { |
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297 | if (theA == 0) return 0.0; // photon |
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298 | else return G4ParticleTable::GetParticleTable()-> |
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299 | GetIonTable()->GetIonMass(G4lrint(theZ),G4lrint(theA)); |
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300 | } |
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301 | |
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302 | inline G4double G4Fragment::GetBindingEnergy(void) const |
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303 | { |
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304 | return -GetGroundStateMass()+(theA-theZ)*G4Neutron::Neutron()->GetPDGMass() |
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305 | + theZ*G4Proton::Proton()->GetPDGMass(); |
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306 | } |
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307 | |
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308 | |
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309 | #endif |
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310 | |
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311 | |
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