[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 | |
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| 29 | #ifndef G4Parton_h |
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| 30 | #define G4Parton_h 1 |
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| 31 | |
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| 32 | // ------------------------------------------------------------ |
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| 33 | // GEANT 4 class header file |
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| 34 | // |
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| 35 | // ---------------- G4Parton ---------------- |
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| 36 | // by Gunter Folger, June 1998. |
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| 37 | // class for Parton (inside a string) used by Parton String Models |
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| 38 | // ------------------------------------------------------------ |
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| 39 | |
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| 40 | #include "globals.hh" |
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| 41 | #include "G4ThreeVector.hh" |
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| 42 | #include "G4LorentzVector.hh" |
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| 43 | #include <iostream> |
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| 44 | #include "G4ParticleTable.hh" |
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| 45 | #include "Randomize.hh" |
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| 46 | |
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| 47 | class G4Parton |
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| 48 | { |
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| 49 | public: |
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| 50 | G4Parton() |
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| 51 | { |
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| 52 | // CAUTION: |
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| 53 | // this is a preliminary definition yielding u and d quarks only! |
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| 54 | // |
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| 55 | PDGencoding=(G4int)(2.*G4UniformRand()); |
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| 56 | theColour = (G4int)(3.*G4UniformRand())+1; |
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| 57 | theIsoSpinZ = ((G4int)(G4UniformRand()))-0.5; |
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| 58 | theSpinZ = ((G4int)(G4UniformRand()))-0.5; |
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| 59 | } |
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| 60 | |
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| 61 | G4Parton(G4int PDGencoding); |
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| 62 | G4Parton(const G4Parton &right); |
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| 63 | |
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| 64 | ~G4Parton(); |
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| 65 | |
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| 66 | const G4Parton & operator=(const G4Parton &right); |
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| 67 | |
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| 68 | int operator==(const G4Parton &right) const; |
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| 69 | |
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| 70 | int operator!=(const G4Parton &right) const; |
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| 71 | |
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| 72 | G4int GetPDGcode() const; |
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| 73 | |
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| 74 | G4ParticleDefinition * GetDefinition(); |
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| 75 | |
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| 76 | void DefineMomentumInZ(G4double aLightConeMomentum, G4bool aDirection); |
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| 77 | void DefineMomentumInZ(G4double aLightConeMomentum,G4double aLightConeE, G4bool aDirection); |
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| 78 | |
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| 79 | const G4ThreeVector & GetPosition()const; |
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| 80 | void SetPosition(const G4ThreeVector &aPosition); |
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| 81 | |
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| 82 | const G4LorentzVector & Get4Momentum() const; |
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| 83 | void Set4Momentum(const G4LorentzVector & aMomentum); |
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| 84 | |
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| 85 | void SetX(G4double anX) { theX = anX; } |
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| 86 | G4double GetX() {return theX;} |
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| 87 | |
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| 88 | void SetColour(G4int aColour) {theColour = aColour;} |
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| 89 | G4int GetColour() {return theColour;} |
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| 90 | |
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| 91 | void SetIsoSpinZ(G4double anIsoSpinZ) {theIsoSpinZ = anIsoSpinZ;} |
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| 92 | G4double GetIsoSpinZ() {return theIsoSpinZ;} |
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| 93 | |
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| 94 | void SetSpinZ(G4double aSpinZ) {theSpinZ = aSpinZ;} |
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| 95 | G4double GetSpinZ() {return theSpinZ;} |
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| 96 | |
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| 97 | private: |
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| 98 | G4double GetMass(); |
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| 99 | |
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| 100 | private: |
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| 101 | G4int PDGencoding; |
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| 102 | G4ParticleDefinition * theDefinition; |
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| 103 | G4LorentzVector theMomentum; |
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| 104 | G4ThreeVector thePosition; |
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| 105 | |
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| 106 | G4int theColour; |
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| 107 | G4double theIsoSpinZ; |
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| 108 | G4double theSpinZ; |
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| 109 | |
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| 110 | G4double theX; |
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| 111 | |
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| 112 | }; |
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| 113 | |
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| 114 | inline int G4Parton::operator==(const G4Parton &right) const |
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| 115 | { |
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| 116 | return this==&right; |
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| 117 | } |
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| 118 | |
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| 119 | inline int G4Parton::operator!=(const G4Parton &right) const |
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| 120 | { |
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| 121 | return this!=&right; |
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| 122 | } |
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| 123 | |
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| 124 | inline G4int G4Parton::GetPDGcode() const |
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| 125 | { |
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| 126 | return PDGencoding; |
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| 127 | } |
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| 128 | |
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| 129 | inline const G4ThreeVector & G4Parton::GetPosition() const |
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| 130 | { |
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| 131 | return thePosition; |
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| 132 | } |
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| 133 | |
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| 134 | inline void G4Parton::SetPosition(const G4ThreeVector &aPosition) |
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| 135 | { |
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| 136 | thePosition=aPosition; |
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| 137 | } |
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| 138 | |
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| 139 | |
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| 140 | inline const G4LorentzVector & G4Parton::Get4Momentum() const |
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| 141 | { |
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| 142 | return theMomentum; |
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| 143 | } |
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| 144 | |
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| 145 | inline void G4Parton::Set4Momentum(const G4LorentzVector & aMomentum) |
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| 146 | { |
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| 147 | theMomentum=aMomentum; |
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| 148 | } |
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| 149 | |
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| 150 | |
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| 151 | inline |
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| 152 | G4double G4Parton::GetMass() |
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| 153 | { |
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| 154 | return theDefinition->GetPDGMass(); |
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| 155 | } |
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| 156 | |
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| 157 | inline |
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| 158 | G4ParticleDefinition * G4Parton::GetDefinition() |
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| 159 | { |
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| 160 | return theDefinition; |
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| 161 | } |
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| 162 | |
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| 163 | |
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| 164 | #endif |
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