5f4c0d55d0f345305bac47fe680ca937b8180370
[u/mrichter/AliRoot.git] / 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 AliESDVertex* 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