[PWGDQ] Fixed a bug in dilepton track track vertexing using KFP (AliceO2Group#11668)

ypwangg · jloemker · commit 020fe753d75a · 2025-11-11T13:18:35.000+01:00
diff --git a/PWGDQ/Core/VarManager.h b/PWGDQ/Core/VarManager.h
@@ -5301,7 +5301,7 @@ void VarManager::FillDileptonTrackTrackVertexing(C const& collision, T1 const& l
         values[VarManager::kPairPt] = KFGeoTwoLeptons.GetPt();
       }
 
-      KFGeoFourProng.SetConstructMethod(3);
+      KFGeoFourProng.SetConstructMethod(2);
       KFGeoFourProng.AddDaughter(KFGeoTwoLeptons);
       KFGeoFourProng.AddDaughter(trk1KF);
       KFGeoFourProng.AddDaughter(trk2KF);

Original file line number	Diff line number	Diff line change
`@@ -5301,7 +5301,7 @@ void VarManager::FillDileptonTrackTrackVertexing(C const& collision, T1 const& l`
`5301`	`5301`	`values[VarManager::kPairPt] = KFGeoTwoLeptons.GetPt();`
`5302`	`5302`	`}`
`5303`	`5303`
`5304`		`- KFGeoFourProng.SetConstructMethod(3);`
	`5304`	`+ KFGeoFourProng.SetConstructMethod(2);`
`5305`	`5305`	`KFGeoFourProng.AddDaughter(KFGeoTwoLeptons);`
`5306`	`5306`	`KFGeoFourProng.AddDaughter(trk1KF);`
`5307`	`5307`	`KFGeoFourProng.AddDaughter(trk2KF);`