Geant4_10
G4Parton.hh
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28 
29 #ifndef G4Parton_h
30 #define G4Parton_h 1
31 
32 // ------------------------------------------------------------
33 // GEANT 4 class header file
34 //
35 // ---------------- G4Parton ----------------
36 // by Gunter Folger, June 1998.
37 // class for Parton (inside a string) used by Parton String Models
38 // ------------------------------------------------------------
39 
40 #include "globals.hh"
41 #include "G4ThreeVector.hh"
42 #include "G4LorentzVector.hh"
43 #include <iostream>
44 #include "G4ParticleTable.hh"
45 #include "Randomize.hh"
46 
47 class G4Parton
48 {
49  public:
51  {
52  // CAUTION:
53  // this is a preliminary definition yielding u and d quarks only!
54  //
55  PDGencoding=(G4int)(2.*G4UniformRand());
56  theColour = (G4int)(3.*G4UniformRand())+1;
57  theIsoSpinZ = ((G4int)(G4UniformRand()))-0.5;
58  theSpinZ = ((G4int)(G4UniformRand()))-0.5;
59  }
60 
61  G4Parton(G4int PDGencoding);
62  G4Parton(const G4Parton &right);
63 
64  ~G4Parton();
65 
66  G4Parton & operator=(const G4Parton &right);
67 
68  int operator==(const G4Parton &right) const;
69 
70  int operator!=(const G4Parton &right) const;
71 
72  G4int GetPDGcode() const;
73 
75 
76  void DefineMomentumInZ(G4double aLightConeMomentum, G4bool aDirection);
77  void DefineMomentumInZ(G4double aLightConeMomentum,G4double aLightConeE, G4bool aDirection);
78 
79  const G4ThreeVector & GetPosition()const;
80  void SetPosition(const G4ThreeVector &aPosition);
81 
82  const G4LorentzVector & Get4Momentum() const;
83  void Set4Momentum(const G4LorentzVector & aMomentum);
84 
85  void SetX(G4double anX) { theX = anX; }
86  G4double GetX() {return theX;}
87 
88  void SetColour(G4int aColour) {theColour = aColour;}
89  G4int GetColour() {return theColour;}
90 
91  void SetIsoSpinZ(G4double anIsoSpinZ) {theIsoSpinZ = anIsoSpinZ;}
92  G4double GetIsoSpinZ() {return theIsoSpinZ;}
93 
94  void SetSpinZ(G4double aSpinZ) {theSpinZ = aSpinZ;}
95  G4double GetSpinZ() {return theSpinZ;}
96 
97  private:
98  G4double GetMass();
99 
100  private:
101  G4int PDGencoding;
102  G4ParticleDefinition * theDefinition;
103  G4LorentzVector theMomentum;
104  G4ThreeVector thePosition;
105 
106  G4int theColour;
107  G4double theIsoSpinZ;
108  G4double theSpinZ;
109 
110  G4double theX;
111 
112 };
113 
114 inline int G4Parton::operator==(const G4Parton &right) const
115 {
116  return this==&right;
117 }
118 
119 inline int G4Parton::operator!=(const G4Parton &right) const
120 {
121  return this!=&right;
122 }
123 
125 {
126  return PDGencoding;
127 }
128 
129 inline const G4ThreeVector & G4Parton::GetPosition() const
130 {
131  return thePosition;
132 }
133 
134 inline void G4Parton::SetPosition(const G4ThreeVector &aPosition)
135 {
136  thePosition=aPosition;
137 }
138 
139 
141 {
142  return theMomentum;
143 }
144 
145 inline void G4Parton::Set4Momentum(const G4LorentzVector & aMomentum)
146 {
147  theMomentum=aMomentum;
148 }
149 
150 
151 inline
152 G4double G4Parton::GetMass()
153 {
154  return theDefinition->GetPDGMass();
155 }
156 
157 inline
159 {
160  return theDefinition;
161 }
162 
163 
164 #endif
G4int GetPDGcode() const
Definition: G4Parton.hh:124
~G4Parton()
Definition: G4Parton.cc:136
const G4LorentzVector & Get4Momentum() const
Definition: G4Parton.hh:140
G4Parton & operator=(const G4Parton &right)
Definition: G4Parton.cc:119
int operator!=(const G4Parton &right) const
Definition: G4Parton.hh:119
G4double GetIsoSpinZ()
Definition: G4Parton.hh:92
void Set4Momentum(const G4LorentzVector &aMomentum)
Definition: G4Parton.hh:145
G4ParticleDefinition * GetDefinition()
Definition: G4Parton.hh:158
int G4int
Definition: G4Types.hh:78
int operator==(const G4Parton &right) const
Definition: G4Parton.hh:114
void DefineMomentumInZ(G4double aLightConeMomentum, G4bool aDirection)
Definition: G4Parton.cc:142
#define G4UniformRand()
Definition: Randomize.hh:87
bool G4bool
Definition: G4Types.hh:79
G4Parton()
Definition: G4Parton.hh:50
void SetColour(G4int aColour)
Definition: G4Parton.hh:88
G4double GetX()
Definition: G4Parton.hh:86
const G4ThreeVector & GetPosition() const
Definition: G4Parton.hh:129
void SetSpinZ(G4double aSpinZ)
Definition: G4Parton.hh:94
G4double GetSpinZ()
Definition: G4Parton.hh:95
G4double GetPDGMass() const
G4int GetColour()
Definition: G4Parton.hh:89
void SetIsoSpinZ(G4double anIsoSpinZ)
Definition: G4Parton.hh:91
void SetX(G4double anX)
Definition: G4Parton.hh:85
double G4double
Definition: G4Types.hh:76
void SetPosition(const G4ThreeVector &aPosition)
Definition: G4Parton.hh:134