[819] | 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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