1 #ifndef ALIGEVSIMPARTICLE_H
2 #define ALIGEVSIMPARTICLE_H
4 ////////////////////////////////////////////////////////////////////////////////
6 // AliGeVSimParticle is a helper class for GeVSim (AliGenGeVSim) event generator.
7 // An object of this class represents one particle type and contain
8 // information about particle type thermal parameters.
10 // For examples, parameters and testing macros refer to:
11 // http:/home.cern.ch/radomski
14 // Sylwester Radomski,
19 ////////////////////////////////////////////////////////////////////////////////
23 class AliGeVSimParticle : public TObject {
27 ////////////////////////////////////////////////////////////////////////////
29 AliGeVSimParticle() {}
30 AliGeVSimParticle(Int_t pdg);
31 AliGeVSimParticle(Int_t pdg, Int_t n,
32 Float_t T, Float_t dY = 1., Float_t exp=0.);
34 ~AliGeVSimParticle() {}
36 ////////////////////////////////////////////////////////////////////////////
38 Int_t GetPdgCode() const {return fPDG;}
40 Float_t GetMultiplicity() const {return fN;}
41 Float_t GetTemperature() const {return fT;}
42 Float_t GetSigmaY() const {return fSigmaY;}
43 Float_t GetExpansionVelocity() const {return fExpansion;}
45 void SetMultiplicity(Float_t n) {fN = n;}
46 void SetExpansionVelocity(Float_t vel) {fExpansion = vel;}
50 void SetDirectedFlow(Float_t v11, Float_t v12=0, Float_t v13=1, Float_t v14=0);
51 void SetEllipticFlow(Float_t v21, Float_t v22=0, Float_t v23=0);
53 Float_t GetDirectedFlow(Float_t pt, Float_t y);
54 Float_t GetEllipticFlow(Float_t pt, Float_t y);
56 Float_t GetDirectedFlow();
57 Float_t GetEllipticFlow();
60 ////////////////////////////////////////////////////////////////////////////
64 Int_t fPDG; // Particle type code
66 Float_t fN; // Multiplicity (subject to scalling)
67 Float_t fT; // Slope Parameter (subject to scalling)
68 Float_t fSigmaY; // Rapidity Width
69 Float_t fExpansion; // Expansion Velocity in c units (subject to scalling)
71 Float_t fV1[4]; // Direct Flow coefficient parameters (subject to scalling)
72 Float_t fV2[3]; // Elliptical flow coefficient parameters (subject to scalling)
76 ClassDef(AliGeVSimParticle, 1)
80 ////////////////////////////////////////////////////////////////////////////////