1 #ifndef ALITPCTRACKHITS_H
2 #define ALITPCTRACKHITS_H
3 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
7 ////////////////////////////////////////////////
8 // Manager class for TPC clusters //
9 ////////////////////////////////////////////////
13 #include "AliCTypes.h"
14 #include "TArrayOfArray.h"
18 class AliTPCTempHitInfo;
19 class AliTPCCurrentHit;
22 class AliTrackHitsInfo {
23 friend class AliTPCTrackHits;
28 ~AliTrackHitsInfo(){fgCounter1--;}
31 Int_t fTrackID; //track ID
32 Int_t fVolumeID; //volume ID
33 UInt_t fHitParamIndex; //corresponding index
34 static Int_t fgCounter1; //counter
35 static Int_t fgCounter2; //counter
37 LClassDef(AliTrackHitsInfo,1)
41 class AliTrackHitsParam {
42 friend class AliTPCTrackHits;
43 friend class AliTPCTempHitInfo;
46 ~AliTrackHitsParam(){fgCounter1--;}
49 Float_t fZ; //z position
50 Float_t fFi; //radial angle
51 Float_t fAn; //angle with the radial vector
52 Float_t fAd; //derivation of angle
53 Float_t fTheta; //theta angle
54 Float_t fThetaD; //theta angle derivation
55 static Int_t fgCounter1; //counter
56 static Int_t fgCounter2; //counter
58 LClassDef(AliTrackHitsParam,1)
63 friend class AliTPCTrackHits;
64 friend class AliTPCTempHitInfo;
66 AliHitInfo() : fHitDistance(0), fCharge(0) {fgCounter1++;fgCounter2++;}
67 ~AliHitInfo(){fgCounter1--;}
69 Short_t fHitDistance; //distance to previous hit
70 Short_t fCharge; //deponed charge
71 static Int_t fgCounter1; //counter
72 static Int_t fgCounter2; //counter
74 LClassDef(AliHitInfo,1)
79 class AliTPCTrackHits : public TObject{
81 friend class AliTPCTempHitInfo;
85 AliTPCTrackHits(const AliTPCTrackHits& r);
86 AliTPCTrackHits & operator=(const AliTPCTrackHits& r);
89 void AddHitKartez(Int_t volumeID, Int_t trackID, Double_t x,
90 Double_t y, Double_t z,Int_t q);
91 void AddHit(Int_t volumeID, Int_t trackID, Double_t r,
92 Double_t z, Double_t fi,Int_t q);
94 Bool_t First(); //set current hit to first hit
95 Bool_t Next(Int_t id = -1); //set current hit to next
96 AliTPChit * GetHit() const;
97 AliTrackHitsParam * GetParam();
98 AliHitInfo * GetHitInfo();
99 Int_t GetEntriesFast() { return fHitsPosAndQ ? fHitsPosAndQ->ArraySize():0;}
100 void SetHitPrecision(Double_t prec) {fPrecision=prec;}
101 void SetStepPrecision(Double_t prec) {fStep=prec;}
102 void SetMaxDistance(UInt_t distance) {fMaxDistance = distance;}
103 Bool_t FlushHitStack(Bool_t force=kTRUE); //
105 void FlushHitStack2(Int_t index1, Int_t index2); //
106 AliObjectArray * fTrackHitsInfo; //quick information about track
107 AliObjectArray * fTrackHitsParam; //hit information
108 TArrayOfArrayVStack * fHitsPosAndQ; //position information
110 Double_t fPrecision; // required precision
111 Double_t fStep; //unit step size
112 UInt_t fMaxDistance; //maximal distance between two connected hits
113 AliTPCTempHitInfo * fTempInfo; //!information about track
114 AliTPCCurrentHit * fCurrentHit; //!information about current hit
115 static const Double_t fgkPrecision; //precision
116 static const Double_t fgkPrecision2; //precision
117 static Int_t fgCounter1; // counter1
118 static Int_t fgCounter2; // counter2
120 ClassDef(AliTPCTrackHits,1)
124 #endif //ALITPCTRACKHITS_H