class AliCluster : public TObject {
public:
AliCluster();
+ virtual ~AliCluster() {;}
AliCluster(Int_t *lab, Float_t *hit);
void SetLabel(Int_t lab, Int_t i) {fTracks[i]=lab;}
void SetY(Float_t y) {fY=y;}
Float_t GetSigmaY2() const {return fSigmaY2;}
Float_t GetSigmaZ2() const {return fSigmaZ2;}
+ virtual void Use() = 0;
+
protected:
Int_t fTracks[3];//labels of overlapped tracks
Float_t fY ; //Y of cluster