select good quality high pt tracks via the filterbit

diff --git a/PWGJE/AliAnalysisTaskJetCore.cxx b/PWGJE/AliAnalysisTaskJetCore.cxx
index e8bc954e59280431ee84aecb67582275c68c81b3..09e8cc5f7124aea9554a1243351900152b52fa9f 100644 (file)
--- a/PWGJE/AliAnalysisTaskJetCore.cxx
+++ b/PWGJE/AliAnalysisTaskJetCore.cxx
@@ -71,6 +71,7 @@ fVtxZMax(10.),
 fEvtClassMin(0),
 fEvtClassMax(4),
 fFilterMask(0),
+fFilterMaskBestPt(16),
 fFilterType(2),
 fRadioFrac(0.2),
 fMinDist(0.1),
@@ -183,6 +184,7 @@ fVtxZMax(10.),
 fEvtClassMin(0),
 fEvtClassMax(4),
 fFilterMask(0),
+fFilterMaskBestPt(16),
 fFilterType(2),
 fRadioFrac(0.2),
 fMinDist(0.1),
@@ -993,9 +995,20 @@ Int_t  AliAnalysisTaskJetCore::GetListOfTracks(TList *list){
       if(tr->Pt()<0.15)continue;
       list->Add(tr);
       iCount++;
-      if(tr->Pt()>ptmax){ ptmax=tr->Pt();
-      index=iCount-1;}
-      
+      if(fFilterMaskBestPt>0){// only set the trigger track index for good quality tracks
+       if(tr->TestFilterBit(fFilterMaskBestPt)){
+         if(tr->Pt()>ptmax){ 
+           ptmax=tr->Pt();     
+           index=iCount-1;
+         }
+       }
+      }
+      else{
+       if(tr->Pt()>ptmax){ 
+         ptmax=tr->Pt();       
+         index=iCount-1;
+       }
+      }
      }
   
    

diff --git a/PWGJE/AliAnalysisTaskJetCore.h b/PWGJE/AliAnalysisTaskJetCore.h
index 44192218d81dd96e5c236f6d78f0d953133f570f..1b2c873443e3a6cb18aff49358693dd9a20ebe98 100644 (file)
--- a/PWGJE/AliAnalysisTaskJetCore.h
+++ b/PWGJE/AliAnalysisTaskJetCore.h
@@ -68,6 +68,7 @@ public:
    virtual void     SetEvtClassMin(Int_t evtClass) { fEvtClassMin = evtClass; }
    virtual void     SetEvtClassMax(Int_t evtClass) { fEvtClassMax = evtClass; }
    virtual void     SetFilterMask(UInt_t i){fFilterMask = i;}
+   virtual void     SetFilterMaskBestPt(UInt_t i){fFilterMaskBestPt = i;}
    virtual void     SetFilterType(Int_t iType){fFilterType=iType;}
    virtual void     SetRadioFrac(Float_t radiofrac) { fRadioFrac = radiofrac; }
    virtual void     SetMinDist(Float_t minDist) { fMinDist = minDist; }
@@ -120,7 +121,8 @@ private:
    Int_t   fEvtClassMin;         // lower bound on event class
    Int_t   fEvtClassMax;         // upper bound on event class
    UInt_t  fFilterMask;            // filter bit for slecected tracks
-   Int_t   fFilterType;               
+   UInt_t  fFilterMaskBestPt;      // filter bit for selected hig pt tracks (best quality)
+   UInt_t  fFilterType;           // type of slected tracks parrallel to filtermask
    Float_t fRadioFrac;                          //!size of the concentric cone
    Float_t fMinDist;   
    Float_t fCentMin;     // lower bound on centrality
@@ -206,7 +208,7 @@ private:
    AliAnalysisTaskJetCore(const AliAnalysisTaskJetCore&); // not implemented
    AliAnalysisTaskJetCore& operator=(const AliAnalysisTaskJetCore&); // not implemented
 
-   ClassDef(AliAnalysisTaskJetCore, 4);
+   ClassDef(AliAnalysisTaskJetCore, 5);
 };
 
 #endif