]> git.uio.no Git - u/mrichter/AliRoot.git/blobdiff - PWG3/vertexingHF/AliAnalysisVertexingHF.h
Updates D* cuts for peripheral PbPb events
[u/mrichter/AliRoot.git] / PWG3 / vertexingHF / AliAnalysisVertexingHF.h
index 6441cd8d07b80b237b63b0669804071a211fc38a..d86659a6301d08aef06fa1a4d548080d3f979e02 100644 (file)
@@ -1,28 +1,43 @@
-#ifndef AliAnalysisVertexingHF_H
-#define AliAnalysisVertexingHF_H
+#ifndef ALIANALYSISVERTEXINGHF_H
+#define ALIANALYSISVERTEXINGHF_H
 /* Copyright(c) 1998-2007, ALICE Experiment at CERN, All rights reserved. *
  * See cxx source for full Copyright notice                               */
 
+/* $Id$ */ 
+
 //-------------------------------------------------------------------------
 //                      Class AliAnalysisVertexingHF
 //            Reconstruction of heavy-flavour decay candidates
 //      
 //  Origin: E.Bruna, G.E.Bruno, A.Dainese, F.Prino, R.Romita, X.M.Zhang
-//  Contact: andrea.dainese@lnl.infn.it
+//  Contact: andrea.dainese@pd.infn.it
 //-------------------------------------------------------------------------
 
 #include <TNamed.h>
-#include "AliESDVertex.h"
-#include "AliAODRecoDecayHF.h"
-#include "AliAODRecoDecayHF2Prong.h"
-#include "AliAODRecoDecayHF3Prong.h"
-#include "AliAODRecoDecayHF4Prong.h"
-#include "AliAODRecoCascadeHF.h"
-#include "AliAnalysisFilter.h"
 
+class TList;
+class AliESDVertex;
+class AliAODRecoDecay;
+class AliAODRecoDecayHF;
+class AliAODRecoDecayHF2Prong;
+class AliAODRecoDecayHF3Prong;
+class AliAODRecoDecayHF4Prong;
+class AliAODRecoCascadeHF;
+class AliAnalysisFilter;
+class AliRDHFCuts;
+class AliRDHFCutsD0toKpi;
+class AliRDHFCutsJpsitoee;
+class AliRDHFCutsDplustoKpipi;
+class AliRDHFCutsDstoKKpi;
+class AliRDHFCutsLctopKpi;
+class AliRDHFCutsLctoV0;
+class AliRDHFCutsD0toKpipipi;
+class AliRDHFCutsDStartoKpipi;
 class AliESDtrack;
 class AliVEvent;
 class AliAODVertex;
+class AliESDv0; 
+class AliAODv0; 
 
 //-----------------------------------------------------------------------------
 class AliAnalysisVertexingHF : public TNamed {
@@ -40,9 +55,12 @@ class AliAnalysisVertexingHF : public TNamed {
                      TClonesArray *aodCharm3ProngTClArr,
                      TClonesArray *aodCharm4ProngTClArr,
                      TClonesArray *aodDstarTClArr,
+                     TClonesArray *aodCascadesTClArr,
                      TClonesArray *aodLikeSign2ProngTClArr,
                      TClonesArray *aodLikeSign3ProngTClArr);
 
+  TList* FillListOfCuts();
+  void FixReferences(AliAODEvent *aod);  
   void PrintStatus() const;
   void SetSecVtxWithKF() { fSecVtxWithKF=kTRUE; }
   void SetD0toKpiOn() { fD0toKpi=kTRUE; }
@@ -55,76 +73,53 @@ class AliAnalysisVertexingHF : public TNamed {
   void Set4ProngOff() { f4Prong=kFALSE; }
   void SetDstarOn() { fDstar=kTRUE; }
   void SetDstarOff() { fDstar=kFALSE; }
+  void SetCascadesOn() { fCascades=kTRUE; }
+  void SetCascadesOff() { fCascades=kFALSE; }
   void SetLikeSignOn() { fLikeSign=kTRUE; }
   void SetLikeSignOff() { fLikeSign=kFALSE; }
-  Bool_t GetD0toKpi() { return fD0toKpi; }
-  Bool_t GetJPSItoEle() { return fJPSItoEle; }
-  Bool_t Get3Prong() { return f3Prong; }
-  Bool_t Get4Prong() { return f4Prong; }
-  Bool_t GetDstar()  { return fDstar; }
-  Bool_t GetLikeSign() { return fLikeSign; }
+  void SetMixEventOn() { fMixEvent=kTRUE; }
+  void SetMixEventOff() { fMixEvent=kFALSE; }
+  void SetInputAOD() { fInputAOD=kTRUE; }
+  Bool_t GetD0toKpi() const { return fD0toKpi; }
+  Bool_t GetJPSItoEle() const { return fJPSItoEle; }
+  Bool_t Get3Prong() const { return f3Prong; }
+  Bool_t Get4Prong() const { return f4Prong; }
+  Bool_t GetDstar()  const { return fDstar; }
+  Bool_t GetCascades() const { return fCascades; }
+  Bool_t GetLikeSign() const { return fLikeSign; }
+  Bool_t GetMixEvent() const { return fMixEvent; }
+  Bool_t GetInputAOD() const { return fInputAOD; }
+  Bool_t GetRecoPrimVtxSkippingTrks() const {return fRecoPrimVtxSkippingTrks;}
+  Bool_t GetRmTrksFromPrimVtx() const {return fRmTrksFromPrimVtx;}
   void SetFindVertexForDstar(Bool_t vtx=kTRUE) { fFindVertexForDstar=vtx; }
+  void SetFindVertexForCascades(Bool_t vtx=kTRUE) { fFindVertexForCascades=vtx; }
   void SetRecoPrimVtxSkippingTrks() 
     { fRecoPrimVtxSkippingTrks=kTRUE; fRmTrksFromPrimVtx=kFALSE;}
+  void UnsetRecoPrimVtxSkippingTrks()
+    { fRecoPrimVtxSkippingTrks=kFALSE; fRmTrksFromPrimVtx=kFALSE;}
   void SetRmTrksFromPrimVtx() 
     {fRmTrksFromPrimVtx=kTRUE; fRecoPrimVtxSkippingTrks=kFALSE; }
   void SetTrackFilter(AliAnalysisFilter* trackF) { fTrackFilter = trackF; }
   void SetTrackFilterSoftPi(AliAnalysisFilter* trackF) { fTrackFilterSoftPi = trackF; }
   AliAnalysisFilter* GetTrackFilter() const { return fTrackFilter; }
   AliAnalysisFilter* GetTrackFilterSoftPi() const { return fTrackFilterSoftPi; }
-  void SetD0toKpiCuts(Double_t cut0=1000.,Double_t cut1=100000.,
-                     Double_t cut2=1.1,Double_t cut3=0.,Double_t cut4=0.,
-                     Double_t cut5=100000.,Double_t cut6=100000.,
-                     Double_t cut7=100000000.,Double_t cut8=-1.1); 
-  void SetD0toKpiCuts(const Double_t cuts[9]); 
-  void SetD0fromDstarCuts(Double_t cut0=1000.,Double_t cut1=100000.,
-                         Double_t cut2=1.1,Double_t cut3=0.,Double_t cut4=0.,
-                         Double_t cut5=100000.,Double_t cut6=100000.,
-                         Double_t cut7=100000000.,Double_t cut8=-1.1); 
-  void SetD0fromDstarCuts(const Double_t cuts[9]); 
-  void SetBtoJPSICuts(Double_t cut0=1000.,Double_t cut1=100000.,
-                     Double_t cut2=1.1,Double_t cut3=0.,Double_t cut4=0.,
-                     Double_t cut5=100000.,Double_t cut6=100000.,
-                     Double_t cut7=100000000.,Double_t cut8=-1.1); 
-  void SetBtoJPSICuts(const Double_t cuts[9]); 
-  void SetDplusCuts(Double_t cut0=1000.,Double_t cut1=0.,
-                   Double_t cut2=0.,Double_t cut3=0.,Double_t cut4=0.,
-                   Double_t cut5=0.,Double_t cut6=10000000000.,
-                   Double_t cut7=0.,Double_t cut8=0.,
-                   Double_t cut9=-1.1,Double_t cut10=0.,
-                   Double_t cut11=10000000000.); 
-  void SetDplusCuts(const Double_t cuts[12]); 
-  void SetDsCuts(Double_t cut0=1000.,Double_t cut1=0.,
-               Double_t cut2=0.,Double_t cut3=0.,Double_t cut4=0.,
-               Double_t cut5=0.,Double_t cut6=10000000000.,
-               Double_t cut7=0.,Double_t cut8=0.,
-               Double_t cut9=-1.1,Double_t cut10=0.,
-               Double_t cut11=10000000000., Double_t cut12=1000.); 
-  void SetDsCuts(const Double_t cuts[13]); 
-  void SetLcCuts(Double_t cut0=1000.,Double_t cut1=0.,
-                Double_t cut2=0.,Double_t cut3=0.,Double_t cut4=0.,
-                Double_t cut5=0.,Double_t cut6=10000000000.,
-                Double_t cut7=0.,Double_t cut8=0.,
-                Double_t cut9=-1.1,Double_t cut10=0.,
-                Double_t cut11=10000000000.); 
-  void SetLcCuts(const Double_t cuts[12]); 
-  void SetDstarCuts(Double_t cut0=1000., Double_t cut1=1000.,
-                      Double_t cut2=-1., Double_t cut3=1000.,
-                      Double_t cut4=1.6); 
-  void SetDstarCuts(const Double_t cuts[5]); 
-  void SetD0to4ProngsCuts(Double_t cut0=1000.,Double_t cut1=100000.,
-                      Double_t cut2=0.,Double_t cut3=0.,Double_t cut4=0.,
-                      Double_t cut5=-1.1,Double_t cut6=0.,
-                      Double_t cut7=0.,Double_t cut8=0.);
-  void SetD0to4ProngsCuts(const Double_t cuts[9]);
-  const Double_t *GetD0toKpiCuts() const {return fD0toKpiCuts;}
-  const Double_t *GetD0fromDstarCuts() const {return fD0fromDstarCuts;}
-  const Double_t *GetBtoJPSICuts() const {return fBtoJPSICuts;}
-  const Double_t *GetDplusCuts() const {return fDplusCuts;}
-  const Double_t *GetDsCuts() const {return fDsCuts;}
-  const Double_t *GetLcCuts() const {return fLcCuts;}
-  const Double_t *GetDstarCuts() const {return fDstarCuts;}
-  const Double_t *GetD0to4ProngsCuts() const {return fD0to4ProngsCuts;}
+  void SetCutsD0toKpi(AliRDHFCutsD0toKpi* cuts) { fCutsD0toKpi = cuts; }
+  AliRDHFCutsD0toKpi* GetCutsD0toKpi() const { return fCutsD0toKpi; }
+  void SetCutsJpsitoee(AliRDHFCutsJpsitoee* cuts) { fCutsJpsitoee = cuts; }
+  AliRDHFCutsJpsitoee* GetCutsJpsitoee() const { return fCutsJpsitoee; }
+  void SetCutsDplustoKpipi(AliRDHFCutsDplustoKpipi* cuts) { fCutsDplustoKpipi = cuts; }
+  AliRDHFCutsDplustoKpipi* GetCutsDplustoKpipi() const { return fCutsDplustoKpipi; }
+  void SetCutsDstoKKpi(AliRDHFCutsDstoKKpi* cuts) { fCutsDstoKKpi = cuts; }
+  AliRDHFCutsDstoKKpi* GetCutsDstoKKpi() const { return fCutsDstoKKpi; }
+  void SetCutsLctopKpi(AliRDHFCutsLctopKpi* cuts) { fCutsLctopKpi = cuts; }
+  AliRDHFCutsLctopKpi* GetCutsLctopKpi() const { return fCutsLctopKpi; }
+  void SetCutsLctoV0(AliRDHFCutsLctoV0* cuts) { fCutsLctoV0 = cuts; }
+  AliRDHFCutsLctoV0* GetCutsLctoV0() const { return fCutsLctoV0; }
+  void SetCutsD0toKpipipi(AliRDHFCutsD0toKpipipi* cuts) { fCutsD0toKpipipi = cuts; }
+  AliRDHFCutsD0toKpipipi* GetCutsD0toKpipipi() const { return fCutsD0toKpipipi; }
+  void SetCutsDStartoKpipi(AliRDHFCutsDStartoKpipi* cuts) { fCutsDStartoKpipi = cuts; }
+  AliRDHFCutsDStartoKpipi* GetCutsDStartoKpipi() const { return fCutsDStartoKpipi; }
+  void SetMassCutBeforeVertexing(Bool_t flag) { fMassCutBeforeVertexing=flag; } 
 
   //
  private:
@@ -132,8 +127,8 @@ class AliAnalysisVertexingHF : public TNamed {
   enum { kBitDispl = 0, kBitSoftPi = 1 };
 
   Bool_t fInputAOD; // input from AOD (kTRUE) or ESD (kFALSE) 
-
-  Int_t *fAODMap; //[100000] map between index and ID for AOD tracks
+  Int_t fAODMapSize; // size of fAODMap 
+  Int_t *fAODMap; //[fAODMapSize] map between index and ID for AOD tracks
 
   Double_t fBzkG; // z componenent of field in kG
 
@@ -152,126 +147,54 @@ class AliAnalysisVertexingHF : public TNamed {
   Bool_t f3Prong;    // D+,Ds,Lc
   Bool_t f4Prong;    // D0->Kpipipi
   Bool_t fDstar;     // D*->D0pi
+  Bool_t fCascades;  // cascades, Lc --> v0+track
   Bool_t fLikeSign;  // Like-sign pairs
+  Bool_t fMixEvent; // event mixing
 
   // single-track cuts
   AliAnalysisFilter *fTrackFilter; //  Track Filter for displaced vertices
   AliAnalysisFilter *fTrackFilterSoftPi; //  Track Filter for D* soft pion
   // candidates cuts
-  Double_t fD0toKpiCuts[9]; // cuts on D0->Kpi candidates
-                  // (to be passed to AliAODRecoDecayHF2Prong::SelectD0())
-                          // 0 = inv. mass half width [GeV]   
-                          // 1 = dca [cm]
-                          // 2 = cosThetaStar 
-                          // 3 = pTK [GeV/c]
-                          // 4 = pTPi [GeV/c]
-                          // 5 = d0K [cm]   upper limit!
-                          // 6 = d0Pi [cm]  upper limit!
-                          // 7 = d0d0 [cm^2]
-                          // 8 = cosThetaPoint
-  Double_t fD0fromDstarCuts[9]; // cuts on D0->Kpi candidates from D*
-                        // (to be passed to AliAODRecoCascadeHF::SelectDstar())
-                          // 0 = inv. mass half width [GeV]   
-                          // 1 = dca [cm]
-                          // 2 = cosThetaStar 
-                          // 3 = pTK [GeV/c]
-                          // 4 = pTPi [GeV/c]
-                          // 5 = d0K [cm]   upper limit!
-                          // 6 = d0Pi [cm]  upper limit!
-                          // 7 = d0d0 [cm^2]
-                          // 8 = cosThetaPoint
-  Double_t fBtoJPSICuts[9]; // cuts on JPSI candidates
-                  // (to be passed to AliAODRecoDecayHF2Prong::SelectBtoJPSI())
-                          // 0 = inv. mass half width [GeV]   
-                          // 1 = dca [cm]
-                          // 2 = cosThetaStar (negative electron)
-                          // 3 = pTP [GeV/c]
-                          // 4 = pTN [GeV/c]
-                          // 5 = d0O [cm]   upper limit!
-                          // 6 = d0N [cm]  upper limit!
-                          // 7 = d0d0 [cm^2]
-                          // 8 = cosThetaPoint
-  Double_t fDplusCuts[12]; // cuts on Dplus candidates
-                  // (to be passed to AliAODRecoDecayHF3Prong::SelectDplus())
-                          // 0 = inv. mass half width [GeV]   
-                          // 1 = pTK [GeV/c]
-                          // 2 = pTPi [GeV/c]
-                          // 3 = d0K [cm]   lower limit!
-                          // 4 = d0Pi [cm]  lower limit!
-                          // 5 = dist12 (cm)
-                          // 6 = sigmavert (cm)
-                          // 7 = dist prim-sec (cm)
-                          // 8 = pM=Max{pT1,pT2,pT3} (GeV/c)
-                          // 9 = cosThetaPoint
-                          // 10 = Sum d0^2 (cm^2)
-                          // 11 = dca cut (cm)
-  Double_t fDsCuts[13]; // cuts on Ds candidates
-                        // (to be passed to AliAODRecoDecayHF3Prong::SelectDs())
-                        // 0 = inv. mass half width [GeV]   
-                        // 1 = pTK [GeV/c]
-                        // 2 = pTPi [GeV/c]
-                        // 3 = d0K [cm]   lower limit!
-                        // 4 = d0Pi [cm]  lower limit!
-                        // 5 = dist12 (cm)
-                        // 6 = sigmavert (cm)
-                        // 7 = dist prim-sec (cm)
-                        // 8 = pM=Max{pT1,pT2,pT3} (GeV/c)
-                        // 9 = cosThetaPoint
-                        // 10 = Sum d0^2 (cm^2)
-                        // 11 = dca cut (cm)
-                        // 12 = inv. mass cut arounf phi and K0* [GeV]
-   Double_t fLcCuts[12]; // cuts on Lambdac candidates
-                        // (to be passed to AliAODRecoDecayHF3Prong::SelectLc())
-                        // 0 = inv. mass half width [GeV]   
-                        // 1 = pTP [GeV/c]
-                        // 2 = pTPi abd pTK [GeV/c]
-                        // 3 = d0P [cm]   lower limit!
-                        // 4 = d0Pi and d0K [cm]  lower limit!
-                        // 5 = dist12 (cm)
-                        // 6 = sigmavert (cm)
-                        // 7 = dist prim-sec (cm)
-                        // 8 = pM=Max{pT1,pT2,pT3} (GeV/c)
-                        // 9 = cosThetaPoint
-                        // 10 = Sum d0^2 (cm^2)
-                        // 11 = dca cut (cm)
-  Double_t fDstarCuts[5]; // cuts on D* candidates
-                        // (to be passed to AliAODRecoCascadeHF::SelectDstar())
-                        // 0 = inv. mass half width of D* [GeV]
-                        // 1 = half width of (M_Kpipi-M_Kpi) [GeV]
-                        // 2 = PtMin of pi_s [GeV/c]
-                        // 3 = PtMax of pi_s [GeV/c]
-                        // 4 = theta, angle between the track of pi_s and D0 decay plane [rad]
-
-  Double_t fD0to4ProngsCuts[9]; // cuts on D0->K3pi candidates
-                        // (to be passed to AliAODRecoDecayHF4Prong::SelectD0())
-                        // 0 = inv. mass half width of D0 [GeV]
-                        // 1 = DCA between opposite sign tracks 
-                        // 2 = Distance between primary and two tracks vertex fDist12toPrim
-                        // 3 = Distance between primary and three tracks vertex fDist3toPrim
-                        // 4 = Distance between primary and two tracks vertex fDist4toPrim
-                        // 5 = Cosinus of the pointing angle
-                        // 6 = Transverse momentum of the D0 candidate
-                        // 7 = Mass Pi+Pi- = mass of the rho0
-                        // 8 = PID cut (one K in the quadruplet)
-
+  AliRDHFCutsD0toKpi *fCutsD0toKpi; // D0->Kpi cuts
+  AliRDHFCutsJpsitoee *fCutsJpsitoee; // J/psi->ee cuts
+  AliRDHFCutsDplustoKpipi *fCutsDplustoKpipi; // D+->Kpipi cuts
+  AliRDHFCutsDstoKKpi *fCutsDstoKKpi; // Ds->KKpi cuts
+  AliRDHFCutsLctopKpi *fCutsLctopKpi; // Lc->pKpi cuts
+  AliRDHFCutsLctoV0 *fCutsLctoV0; // Lc --> v0 + bachelor cuts
+  AliRDHFCutsD0toKpipipi *fCutsD0toKpipipi; // D0->Kpipipi cuts
+  AliRDHFCutsDStartoKpipi *fCutsDStartoKpipi; // Dstar->D0pi cuts
+
+  TList *fListOfCuts;    // pointer to list of cuts for output file
   Bool_t fFindVertexForDstar; // reconstruct a secondary vertex or assume it's from the primary vertex
+  Bool_t fFindVertexForCascades;  // reconstruct a secondary vertex or assume it's from the primary vertex
+  Bool_t fMassCutBeforeVertexing; // to go faster in PbPb
+  // dummies for invariant mass calculation
+  AliAODRecoDecay *fMassCalc2; // for 2 prong
+  AliAODRecoDecay *fMassCalc3; // for 3 prong
+  AliAODRecoDecay *fMassCalc4; // for 4 prong
+
+  Int_t fnTrksTotal;
+  Int_t fnSeleTrksTotal;
+
   //
-  void AddDaughterRefs(AliAODVertex *v,AliVEvent *event,
-                      TObjArray *trkArray) const;
+  void AddRefs(AliAODVertex *v,AliAODRecoDecayHF *rd,const AliVEvent *event,
+              const TObjArray *trkArray) const;
+  void AddDaughterRefs(AliAODVertex *v,const AliVEvent *event,
+                      const TObjArray *trkArray) const;
   AliAODRecoDecayHF2Prong* Make2Prong(TObjArray *twoTrackArray1,AliVEvent *event,
                                      AliAODVertex *secVert,Double_t dcap1n1,
                                      Bool_t &okD0,Bool_t &okJPSI,Bool_t &okD0fromDstar) const;
   AliAODRecoDecayHF3Prong* Make3Prong(TObjArray *threeTrackArray,AliVEvent *event,
                                      AliAODVertex *secVert,
                                      Double_t dispersion,
-                                     AliAODVertex *vertexp1n1,
-                                     AliAODVertex *vertexp2n1,
+                                     const AliAODVertex *vertexp1n1,
+                                     const AliAODVertex *vertexp2n1,
                                      Double_t dcap1n1,Double_t dcap2n1,Double_t dcap1p2,
                                      Bool_t &ok3Prong) const;
   AliAODRecoDecayHF4Prong* Make4Prong(TObjArray *fourTrackArray,AliVEvent *event,
                                       AliAODVertex *secVert,
-                                      AliAODVertex *vertexp1n1,
-                                      AliAODVertex *vertexp1n1p2,
+                                      const AliAODVertex *vertexp1n1,
+                                      const AliAODVertex *vertexp1n1p2,
                                       Double_t dcap1n1,Double_t dcap1n2,
                                       Double_t dcap2n1,Double_t dcap2n2,
                                       Bool_t &ok4Prong) const;
@@ -280,18 +203,29 @@ class AliAnalysisVertexingHF : public TNamed {
                                   AliAODRecoDecayHF2Prong *rd2Prong,
                                   Double_t dca,
                                   Bool_t &okDstar) const;
+  AliAODRecoCascadeHF* MakeCascade(TObjArray *twoTrackArray,AliVEvent *event,
+                                  AliAODVertex *secVert,
+                                  AliAODv0 *v0,
+                                  Double_t dca,
+                                  Bool_t &okCascades) const;
 
-  AliAODVertex* PrimaryVertex(TObjArray *trkArray=0x0,AliVEvent *event=0x0) const;
+  AliAODVertex* PrimaryVertex(const TObjArray *trkArray=0x0,AliVEvent *event=0x0) const;
   AliAODVertex* ReconstructSecondaryVertex(TObjArray *trkArray,Double_t &dispersion,Bool_t useTRefArray=kTRUE) const;
-  Bool_t SelectInvMass(Int_t decay,Int_t nprongs,
+  Bool_t SelectInvMassAndPt(Int_t decay,Int_t nprongs,
                       Double_t *px,Double_t *py,Double_t *pz) const;
-  void   SelectTracksAndCopyVertex(AliVEvent *event,
+  Bool_t SelectInvMassAndPt(TObjArray *trkArray) const;
+  void   SelectTracksAndCopyVertex(const AliVEvent *event,Int_t trkEntries,
                                   TObjArray &seleTrksArray,Int_t &nSeleTrks,
-                                  UChar_t *seleFlags);
-  void   SetPrimaryVertex(AliESDVertex *v1) { fV1 = v1; }
+                                  UChar_t *seleFlags,Int_t *evtNumber);
   Bool_t SingleTrkCuts(AliESDtrack *trk,Bool_t &okDisplaced,Bool_t &okSoftPi) const;
+
+  void   SetSelectionBitForPID(AliRDHFCuts *cuts,AliAODRecoDecayHF *rd,Int_t bit);
+
+  AliAODv0* TransformESDv0toAODv0(AliESDv0 *esdv0, 
+                                 TObjArray *twoTrackArrayV0);
+
   //
-  ClassDef(AliAnalysisVertexingHF,9);  // Reconstruction of HF decay candidates
+  ClassDef(AliAnalysisVertexingHF,18);  // Reconstruction of HF decay candidates
 };