14 class AliITSVertex : public TObject {
20 Double_t PhiFunc(Float_t p[]);
22 // At present this class determines vertex position, resolution and signal
23 // to noise ratio only for the z coordinate. For x and y coordinates it
24 // gives the values x and y setted in Config.C with resolution and signal
25 // to noise ratio values = 0.
26 // The cases of beam off-set and magnetic field = 0.4 T are included.
28 Double_t GetZv() {return (Double_t)fPosition[2];}
29 Double_t GetZRes() {return fResolution[2];}
30 Double_t GetZSNR() {return fSNR[2];}
31 Double_t GetYv() {return (Double_t)fPosition[1];}
32 Double_t GetYRes() {return fResolution[1];}
33 Double_t GetYSNR() {return fSNR[1];}
34 Double_t GetXv() {return (Double_t)fPosition[0];}
35 Double_t GetXRes() {return fResolution[0];}
36 Double_t GetXSNR() {return fSNR[0];}
41 Double_t *fResolution;
44 ClassDef(AliITSVertex,1) // Class for Vertex finder