PWGLF/RESONANCES/AliRsnCutDaughterD0.h

   1 #ifndef ALIRSNCUTDAUGHTERD0_H
   2 #define ALIRSNCUTDAUGHTERD0_H
   3
   4 //
   5 // Cuts for selecting good pion candidates for D0 analysis
   6 // with the data samples from pp/PbPb/pPb runs in 2010/2011/2012/2013.
   7 // Applies track quality selection plus PID selection,
   8 // with different tolerance ranges depending on the momentum.
   9 //
  10
  11 #include "AliVTrack.h"
  12 #include "AliRsnCut.h"
  13 #include "AliRsnCutTrackQuality.h"
  14
  15 class AliRsnCutDaughterD0 : public AliRsnCut {
  16
  17  public:
  18
  19   AliRsnCutDaughterD0(const char *name = "", AliPID::EParticleType pid = AliPID::kPion);
  20   AliRsnCutDaughterD0(const AliRsnCutDaughterD0 &copy);
  21   AliRsnCutDaughterD0 &operator=(const AliRsnCutDaughterD0 &copy);
  22   virtual ~AliRsnCutDaughterD0() { }
  23
  24   void           SetNoPID(Bool_t yn = kTRUE)                  {fNoPID = yn;}
  25
  26   void           SetPID(AliPID::EParticleType type)           {fPID = type;}
  27
  28   void           SetTPCPionPIDCut(Double_t value)             {fPionTPCPIDCut = value;}
  29   void           SetTPCKaonPIDCut(Double_t value)             {fKaonTPCPIDCut = value;}
  30
  31   void           SetTOFPionPIDCut(Double_t value)             {fPionTOFPIDCut = value;}
  32   void           SetTOFKaonPIDCut(Double_t value)             {fKaonTOFPIDCut = value;}
  33
  34   AliRsnCutTrackQuality *CutQuality()                       {return &fCutQuality;}
  35   Bool_t                 MatchTOF(const AliVTrack *vtrack);
  36   virtual Bool_t         IsSelected(TObject *obj);
  37
  38  private:
  39   Bool_t                fNoPID;            // flag to switch off PID check
  40   AliPID::EParticleType fPID;              // PID for track
  41   AliRsnCutTrackQuality fCutQuality;       // track quality cut
  42
  43  protected:
  44   Double_t         fPionTPCPIDCut;                // TPC nsigmas for pions
  45   Double_t         fKaonTPCPIDCut;                // TPC nsigmas for kaons
  46   Double_t         fPionTOFPIDCut;                // TOF nsigmas for pions
  47   Double_t         fKaonTOFPIDCut;                // TOF nsigmas for kaons
  48
  49   ClassDef(AliRsnCutDaughterD0,1)          // cut definitions for D0
  50     };
  51
  52 //__________________________________________________________________________________________________
  53 inline Bool_t AliRsnCutDaughterD0::MatchTOF(const AliVTrack *vtrack)
  54 {
  55   //
  56   // Checks if the track has matched the TOF detector
  57   //
  58
  59   if (!vtrack) {
  60     AliWarning("NULL argument: impossible to check status");
  61     return kFALSE;
  62   }
  63
  64   if (!(vtrack->GetStatus() & AliESDtrack::kTOFout)) return kFALSE;
  65   if (!(vtrack->GetStatus() & AliESDtrack::kTIME  )) return kFALSE;
  66
  67   return kTRUE;
  68 }
  69
  70 #endif