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96ab9736 | 1 | // |
ceaa78d3 | 2 | // Class AliRsnCutPrimaryVertex |
96ab9736 | 3 | // |
ceaa78d3 | 4 | // This cut implementation checks the quality of event primary vertex. |
5 | // It currently works only with ESD events (not AOD). | |
96ab9736 | 6 | // |
7 | // authors: Martin Vala (martin.vala@cern.ch) | |
8 | // Alberto Pulvirenti (alberto.pulvirenti@ct.infn.it) | |
9 | // | |
10 | ||
11 | #ifndef ALIRSNCUTPRIMARYVERTEX_H | |
12 | #define ALIRSNCUTPRIMARYVERTEX_H | |
13 | ||
96ab9736 | 14 | #include "AliRsnCut.h" |
4fbb2459 | 15 | |
f34f960b | 16 | class AliVVertex; |
4fbb2459 | 17 | |
2a1c7696 | 18 | class AliRsnCutPrimaryVertex : public AliRsnCut { |
19 | public: | |
96ab9736 | 20 | |
2a1c7696 | 21 | AliRsnCutPrimaryVertex(const char *name = "cutPrimVert", Double_t maxVz = 10.0, Int_t minContributors = 1, Bool_t acceptTPC = kFALSE); |
22 | virtual ~AliRsnCutPrimaryVertex() {;}; | |
96ab9736 | 23 | |
2a1c7696 | 24 | void SetCheckPileUp(Bool_t doit = kTRUE) {fCheckPileUp = doit;} |
25 | virtual Bool_t IsSelected(TObject *object); | |
26 | virtual void Print(const Option_t *option = "") const; | |
96ab9736 | 27 | |
2a1c7696 | 28 | protected: |
96ab9736 | 29 | |
f34f960b | 30 | Bool_t CheckVertex(AliVVertex *vert); |
31 | ||
2a1c7696 | 32 | Bool_t fAcceptTPC; // if kTRUE, the TPC primary vertexes are accepted |
33 | Bool_t fCheckPileUp; // check and reject pileupped events (pp) | |
ceaa78d3 | 34 | |
2a1c7696 | 35 | ClassDef(AliRsnCutPrimaryVertex, 1) |
96ab9736 | 36 | }; |
37 | ||
f34f960b | 38 | //__________________________________________________________________________________________________ |
39 | inline Bool_t AliRsnCutPrimaryVertex::CheckVertex(AliVVertex *vertex) | |
40 | { | |
41 | // | |
42 | // Checks if a candidate primary vertex is good, | |
43 | // which is true if it is not null and has at | |
44 | // least one contributor | |
45 | // | |
46 | ||
61f275d1 | 47 | if (!vertex) return kFALSE; |
f34f960b | 48 | if (vertex->GetNContributors() < 1) return kFALSE; |
f34f960b | 49 | return kTRUE; |
50 | } | |
51 | ||
96ab9736 | 52 | #endif |