o small fix

[u/mrichter/AliRoot.git] / EVGEN / AliGenITSULib.h

#ifndef ALIGENITSULIB_H\r
#define ALIGENITSULIB_H\r
/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *\r
 * See cxx source for full Copyright notice                               */\r
\r
// Library class for particle pt and y distributions used for \r
// LambdaB simulations.\r
// To be used with AliGenParam.\r
//\r
// Author: Annalisa Mastroserio <Annalisa.Mastroserio@cern.ch>\r
\r
#include "AliGenLib.h"\r
\r
class TRandom;\r
\r
class AliGenITSULib :public AliGenLib {\r
\r
 public:\r
\r
  enum EPartId {kLb=5122,kLc=4122,kXi_c = 4232,kBplus = 521,kBzero = 511,kDs=431,kDplus=411};\r
\r
  //Getters\r
    \r
  GenFunc   GetPt(Int_t iPID, const char * sForm=0) const;\r
  GenFunc   GetY (Int_t iPID, const char * sForm=0) const;\r
  GenFuncIp GetIp(Int_t iPID, const char * sForm=0) const;    \r
\r
 private:\r
\r
  static Int_t IpLcPlus(TRandom * /*ran*/)  {return     (int)kLc;}\r
  static Int_t IpLcMinus(TRandom * /*ran*/) {return    -(int)kLc;}\r
  static Int_t IpLb(TRandom * /*ran*/)      {return     (int)kLb;}\r
  static Int_t IpLbBar(TRandom * /*ran*/)   {return    -(int)kLb;}\r
  static Int_t IpXic(TRandom * /*ran*/)     {return   (int)kXi_c;}\r
  static Int_t IpXicBar(TRandom * /*ran*/)  {return  -(int)kXi_c;}\r
  static Int_t IpBPlus(TRandom * /*ran*/)   {return      (int)kBplus;}\r
  static Int_t IpBMinus(TRandom * /*ran*/)  {return     -(int)kBplus;}\r
  static Int_t IpB0(TRandom * /*ran*/)  {return         (int)kBzero;}\r
  static Int_t IpB0Bar(TRandom * /*ran*/)  {return         -(int)kBzero;}\r
  static Int_t IpDsPlus(TRandom * /*ran*/)  {return     (int)kDs;}\r
  static Int_t IpDsMinus(TRandom * /*ran*/) {return    -(int)kDs;}\r
  static Int_t IpDPlus(TRandom * /*ran*/)   {return  (int)kDplus;}\r
  static Int_t IpDMinus(TRandom * /*ran*/)  {return -(int)kDplus;}\r
\r
  static Double_t PtFlat(const Double_t * /*px*/, const Double_t * /*dummy*/) {return 1;}\r
  static Double_t YFlat (const Double_t * /*py*/, const Double_t * /*dummy*/) {return 1;}\r
\r
  static Double_t PtLbDist (const Double_t *px, const Double_t *dummy);\r
  static Double_t PtLcDist (const Double_t *px, const Double_t *dummy);\r
  static Double_t PtBDist  (const Double_t *px, const Double_t *dummy);\r
\r
\r
\r
  ClassDef(AliGenITSULib,1)\r
    };\r
\r
#endif\r
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