AliDisplacedVertexSelection.h

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#ifndef ALIDISPLACEDVERTEXSELECTION_H
#define ALIDISPLACEDVERTEXSELECTION_H
#include <TObject.h>
class AliESDEvent;
class AliMCEvent;
class TH1D;
class TH2D;
class TList;

class AliDisplacedVertexSelection : public TObject 
{
public:
  AliDisplacedVertexSelection();
  AliDisplacedVertexSelection(const AliDisplacedVertexSelection& o);
  AliDisplacedVertexSelection& operator=(const AliDisplacedVertexSelection& o);
  void SetupForData(TList* l, const char* name=0, Bool_t mc=false);
  void Print(Option_t* option="") const;
  Bool_t Process(const AliESDEvent* esd);
  Bool_t ProcessMC(const AliMCEvent* mcevent);
  Bool_t IsSatellite() const { return fVertexZ != kInvalidVtxZ; }
  Double_t GetVertexZ() const { return fVertexZ; }
  Double_t GetCentralityPercentile() const { return fCent; }
protected:
  Bool_t CheckOutlier(Int_t ivtx, const AliESDEvent* esd) const;
  Float_t GetZemCorr(Int_t k, Bool_t minusminus) const;
  
  enum { 
    kMaxK        = 10,
    kInvalidVtxZ = 9999
  };
  TH1D*     fDeltaTdc;
  TH1D*     fSumTdc;
  TH1D*     fZdcEnergy;
  TH1D*     fZemEnergy;
  TH2D*     fCorrelationZemZdc;
  TH2D*     fCorrelationSumDelta;  
  Double_t  fVertexZ;  // Interaction point Z-coordinate
  Double_t  fCent;     // Centrality percentile
  TH1D*     fHVertexZ; // Histogram of vertices 
  TH1D*     fHCent;    // Histogram of centrality 
  Bool_t    fMC; // MC flag
  
  ClassDef(AliDisplacedVertexSelection,4); // Satelitte collisions 
};

#endif
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