| | 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 | // Franco.Riggi@ct.infn.it // |
| | 16 | // // |
| | 17 | // Release date: Mar 2004 // |
| | 18 | // // |
| | 19 | // // |
| | 20 | ////////////////////////////////////////////////////////////////////// |
| | 21 | |
| | 22 | |
| | 23 | class TH1F; |
| | 24 | |
| | 25 | class AliITSVertexerIons : public AliITSVertexer { |
| | 26 | |
| | 27 | public: |
| | 28 | AliITSVertexerIons(); |
| | 29 | virtual ~AliITSVertexerIons(); // destructor |
| | 30 | virtual AliESDVertex* FindVertexForCurrentEvent(TTree *itsClusterTree); |
| | 31 | virtual void PhiFunc(Double_t &x,Double_t &y,Double_t &phi); |
| | 32 | virtual void PrintStatus() const; |
| | 33 | Int_t GetNpThreshold() const {return fNpThreshold;} |
| | 34 | void SetNpThreshold(Int_t t = 500){fNpThreshold = t;} |
| | 35 | Double_t GetMaxDeltaPhi() const {return fMaxDeltaPhi;} |
| | 36 | void SetMaxDeltaPhi(Double_t dphi=0.45) {fMaxDeltaPhi=dphi;} |
| | 37 | Double_t GetMaxDeltaZ() const {return fMaxDeltaPhi;} |
| | 38 | void SetMaxDeltaZ(Double_t dz=0.15) {fMaxDeltaZ=dz;} |
| | 39 | Double_t FindMaxAround(Double_t point, TH1F *h, Double_t distance); |
| | 40 | |
| | 41 | protected: |
| | 42 | |
| | 43 | Int_t fNpThreshold; // minimum number of rec points for vertexing |
| | 44 | Double_t fMaxDeltaPhi; // Maximum phi difference for rec points correlation |
| | 45 | Double_t fMaxDeltaZ; // Maximum z difference for rec points correlation |
| | 46 | AliITSVertexerIons(const AliITSVertexerIons &source); // copy constructor (NO copy allowed: the constructor is protected to avoid misuse) |
| | 47 | AliITSVertexerIons& operator=(const AliITSVertexerIons &source); // assignment operator (NO assignment allowed) |
| | 48 | |
| | 49 | ClassDef(AliITSVertexerIons,5); |
| | 50 | }; |
| | 51 | |
| | 52 | #endif |
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