ITS/AliITSVertexerIons.h

   1 #ifndef ALIITSVERTEXERIONS_H
   2 #define ALIITSVERTEXERIONS_H
   3
   4 #include <AliITSVertexer.h>
   5
   6 //////////////////////////////////////////////////////////////////////
   7 // AliITSVertexerIons is a class for full 3D primary vertex         //
   8 // finding optimized for Ion-Ion interactions                       //
   9 //                                                                  //
  10 //                                                                  //
  11 //                                                                  //
  12 //                                                                  //
  13 // Written by Giuseppe Lo Re and Francesco Riggi                    //
  14 // Giuseppe.Lore@ct.infn.it                                         //
  15 //                                                                  //
  16 // Franco.Riggi@ct.infn.it                                          //
  17 //                                                                  //
  18 // Release date: May 2001                                           //
  19 //                                                                  //
  20 //                                                                  //
  21 //////////////////////////////////////////////////////////////////////
  22
  23 class AliITS;
  24
  25 class AliITSVertexerIons : public AliITSVertexer {
  26
  27  public:
  28   AliITSVertexerIons();
  29   AliITSVertexerIons(TString fn);
  30   virtual ~AliITSVertexerIons(); // destructor
  31   virtual AliITSVertex* FindVertexForCurrentEvent(Int_t event);
  32   virtual void FindVertices();
  33   virtual Double_t PhiFunc(Float_t p[]);
  34   virtual void PrintStatus() const;
  35   Int_t GetNpThreshold() const {return fNpThreshold;}
  36   void SetNpThreshold(Int_t t = 4000){fNpThreshold = t;}
  37
  38  protected:
  39   AliITS *fITS;            //! pointer to the AliITS object
  40   Int_t fNpThreshold;      // minimum number of rec points for vertexing
  41
  42   ClassDef(AliITSVertexerIons,2);
  43 };
  44
  45 #endif