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DMXParticleSource.hh
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25 //
26 //
27 // --------------------------------------------------------------
28 // GEANT 4 - Underground Dark Matter Detector Advanced Example
29 //
30 // For information related to this code contact: Alex Howard
31 // e-mail: alexander.howard@cern.ch
32 // --------------------------------------------------------------
33 // Comments
34 //
35 // Underground Advanced
36 // by A. Howard and H. Araujo
37 // (27th November 2001)
38 //
39 // ParticleSource header
40 // --------------------------------------------------------------
42 // This particle source is a shortened version of G4GeneralParticleSource by
43 // C Ferguson, F Lei & P Truscott (University of Southampton / DERA), with
44 // some minor modifications.
46 
47 #ifndef DMXParticleSource_h
48 #define DMXParticleSource_h 1
49 
50 #include "G4VPrimaryGenerator.hh"
51 #include "G4Navigator.hh"
52 #include "G4ParticleMomentum.hh"
53 #include "G4ParticleDefinition.hh"
54 
55 #include "DMXParticleSourceMessenger.hh"
56 
57 
58 class DMXParticleSource : public G4VPrimaryGenerator {
59 
60  public:
61  DMXParticleSource ();
62  ~DMXParticleSource ();
63  void GeneratePrimaryVertex(G4Event *evt);
64 
65  public:
66 
67  // position distribution
68  void SetPosDisType(G4String);
69  void SetPosDisShape(G4String);
70  void SetCentreCoords(G4ThreeVector);
71  void SetHalfZ(G4double);
72  void SetRadius(G4double);
73  void GeneratePointSource();
74  void GeneratePointsInVolume();
75  G4bool IsSourceConfined();
76  void ConfineSourceToVolume(G4String);
77 
78  // angular distribution
79  void SetAngDistType(G4String);
80  void SetParticleMomentumDirection(G4ParticleMomentum);
81  void GenerateIsotropicFlux();
82 
83  // energy distribution
84  void SetEnergyDisType(G4String);
85  void SetMonoEnergy(G4double);
86  void GenerateMonoEnergetic();
87  inline G4double GetParticleEnergy() {return particle_energy;}
88 
89  // verbosity
90  void SetVerbosity(G4int);
91 
92  // particle properties
93  void SetParticleDefinition(G4ParticleDefinition * aParticleDefinition);
94  inline void SetParticleCharge(G4double aCharge)
95  { particle_charge = aCharge; }
96 
97  private:
98 
99  // position distribution
100  G4String SourcePosType;
101  G4String Shape;
102  G4double halfz;
103  G4double Radius;
104  G4ThreeVector CentreCoords;
105  G4bool Confine;
106  G4String VolName;
107  G4String AngDistType;
108  G4double MinTheta, MaxTheta, MinPhi, MaxPhi;
109  G4double Theta, Phi;
110  G4String EnergyDisType;
111  G4double MonoEnergy;
112 
113  // particle properties
114  G4int NumberOfParticlesToBeGenerated;
115  G4ParticleDefinition* particle_definition;
116  G4ParticleMomentum particle_momentum_direction;
117  G4double particle_energy;
118  G4double particle_charge;
119  G4ThreeVector particle_position;
120  G4double particle_time;
121  G4ThreeVector particle_polarization;
122 
123  // Verbose
124  G4int verbosityLevel;
125 
126  private:
127 
128  DMXParticleSourceMessenger *theMessenger;
129  G4Navigator *gNavigator;
130 
131 
132 };
133 
134 
135 #endif
136 
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