Provisionary fix to comb.mult. estimate, to be confirmed by Anton

diff --git a/ANALYSIS/AliESDtrackCuts.cxx b/ANALYSIS/AliESDtrackCuts.cxx
index 4672bee8d123b1aa1390436826868486a8704602..c383922ef6138cbd4ed4c3b683e4df437a9febdb 100644 (file)
--- a/ANALYSIS/AliESDtrackCuts.cxx
+++ b/ANALYSIS/AliESDtrackCuts.cxx
@@ -2339,14 +2339,14 @@ Int_t AliESDtrackCuts::GetReferenceMultiplicity(const AliESDEvent* esd, MultEstT
     // id1>=0, id2 = -1                : 1st layer cluster has associated track
     // id1=-1, id2>=0          : 2nd layer cluster has associated track
     // id1=-1, id2=-1          : tracklet has no associated track
-    
+    //
     Int_t bUsedInGlobal(-1);
-    if ( id1 != -1 ) bUsedInGlobal = globalBits.TestBitNumber(id1);
-    else if ( id2 != -1) bUsedInGlobal = globalBits.TestBitNumber(id2);// has associated global track been associated to a previous tracklet?
+    if ( id1 != -1 ) bUsedInGlobal = globalBits.TestBitNumber(id1) ? id1 : -1;
+    else if ( id2 != -1) bUsedInGlobal = globalBits.TestBitNumber(id2) ? id2 : -1;
     Int_t bUsedInPureITS(-1);
-    if ( id3 != -1 ) bUsedInPureITS = pureITSBits.TestBitNumber(id3);
-    else if ( id4 != -1) bUsedInPureITS = pureITSBits.TestBitNumber(id4); // has associated pure ITS track been associated to a previous tracklet?
-    
+    if ( id3 != -1 ) bUsedInPureITS = pureITSBits.TestBitNumber(id3) ? id3 : -1;
+    else if ( id4 != -1) bUsedInPureITS = pureITSBits.TestBitNumber(id4) ? id4 : -1;
+    //
     AliESDtrack* tr_global = bUsedInGlobal >= 0 ? esd->GetTrack ( bUsedInGlobal ) : 0;
     AliESDtrack* tr_itssa = bUsedInPureITS >= 0 ? esd->GetTrack ( bUsedInPureITS ) : 0;
     //