Remove libZDC
[u/mrichter/AliRoot.git] / EVGEN / AliGenPHOSlib.h
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f87cfe57 1#ifndef ALIGENPHOSLIB_H
2#define ALIGENPHOSLIB_H
b22ee262 3#include "AliGenLib.h"
886b6f73 4/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
5 * See cxx source for full Copyright notice */
6
7/* $Id$ */
8
ac3faee4 9//======================================================================
10// AliGenPHOSlib class contains parameterizations of the
11// pion, kaon, eta, omega, etaprime, phi and baryon (proton,
12// antiproton, neutron and anti-neutron) particles for the
13// study of the neutral background in PHOS detector.
14//======================================================================
15
65fb704d 16class TRandom;
17
886b6f73 18class AliGenPHOSlib :
b22ee262 19public AliGenLib
886b6f73 20{
21 public:
74c62c73 22 enum constants{kPion, kPi0Flat, kKaon, kEta, kEtaFlat,kOmega, kEtaPrime, kPhi, kBaryon};
886b6f73 23// pions
f87cfe57 24 static Double_t PtPion(Double_t *px, Double_t *dummy);
886b6f73 25 static Double_t PtScal(Double_t pt, Int_t np);
f87cfe57 26 static Double_t YPion( Double_t *py, Double_t *dummy);
65fb704d 27 static Int_t IpPion(TRandom* ran);
74c62c73 28
29// pi0 Flat Distribution
30 static Double_t PtPi0Flat(Double_t *px, Double_t *dummy);
31 static Double_t YPi0Flat( Double_t *py, Double_t *dummy);
32 static Int_t IpPi0Flat(TRandom* ran);
33
886b6f73 34// kaons
f87cfe57 35 static Double_t PtKaon(Double_t *px, Double_t *dummy);
36 static Double_t YKaon( Double_t *py, Double_t *dummy);
65fb704d 37 static Int_t IpKaon(TRandom* ran);
74c62c73 38
886b6f73 39// etas
f87cfe57 40 static Double_t PtEta(Double_t *px, Double_t *dummy);
41 static Double_t YEta( Double_t *py, Double_t *dummy);
65fb704d 42 static Int_t IpEta(TRandom *ran);
74c62c73 43
44// etas Flat Distribution
45 static Double_t PtEtaFlat(Double_t *px, Double_t *dummy);
46 static Double_t YEtaFlat( Double_t *py, Double_t *dummy);
47 static Int_t IpEtaFlat(TRandom *ran);
48
886b6f73 49// omegas
f87cfe57 50 static Double_t PtOmega(Double_t *px, Double_t *dummy);
51 static Double_t YOmega( Double_t *py, Double_t *dummy);
65fb704d 52 static Int_t IpOmega(TRandom *ran);
74c62c73 53
886b6f73 54// etaprime
f87cfe57 55 static Double_t PtEtaprime(Double_t *px, Double_t *dummy);
56 static Double_t YEtaprime( Double_t *py, Double_t *dummy);
65fb704d 57 static Int_t IpEtaprime(TRandom* ran);
74c62c73 58
886b6f73 59// phis
f87cfe57 60 static Double_t PtPhi(Double_t *px, Double_t *dummy);
61 static Double_t YPhi( Double_t *py, Double_t *dummy);
65fb704d 62 static Int_t IpPhi(TRandom* ran);
74c62c73 63
886b6f73 64// baryons
f87cfe57 65 static Double_t PtBaryon(Double_t *px, Double_t *dummy);
66 static Double_t YBaryon( Double_t *py, Double_t *dummy);
65fb704d 67 static Int_t IpBaryon(TRandom *ran);
886b6f73 68
a04b490f 69 GenFunc GetPt(Int_t param, const char* tname=0) const;
70 GenFunc GetY (Int_t param, const char* tname=0) const;
71 GenFuncIp GetIp(Int_t param, const char* tname=0) const;
762c0d1d 72 ClassDef(AliGenPHOSlib,0) // Library providing y and pT parameterisations
886b6f73 73};
74#endif
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