//------------------------------------------------------------------------- // Setting the cuts for the V0 and cascade finding // The values of the cuts below are "reasonable" for central PbPb events //------------------------------------------------------------------------- { AliReconstruction rec; Double_t cuts[]={33, // max allowed chi2 0.16, // min allowed impact parameter for the 1st daughter 0.05, // min allowed impact parameter for the 2nd daughter 0.08, // max allowed DCA between the daughter tracks 0.99, // max allowed cosine of V0's pointing angle 0.9, // min radius of the fiducial volume 2.9 // max radius of the fiducial volume }; AliV0vertexer::SetDefaultCuts(cuts); Double_t cts[]={33., // max allowed chi2 0.05, // min allowed V0 impact parameter 0.008, // "window" around the Lambda mass 0.035, // min allowed bachelor's impact parameter 0.10, // max allowed DCA between the V0 and the bachelor 0.9985,// max allowed cosine of the cascade pointing angle 0.9, // min radius of the fiducial volume 2.9 // max radius of the fiducial volume }; AliCascadeVertexer::SetDefaultCuts(cts); rec.Run(); }