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"
17 class AliTPCTempHitInfo;
18 class AliTPCCurrentHit;
21 class AliTrackHitsInfo {
22 friend class AliTPCTrackHits;
27 ~AliTrackHitsInfo(){fgCounter1--;}
30 Int_t fTrackID; //track ID
31 Int_t fVolumeID; //volume ID
32 UInt_t fHitParamIndex; //corresponding index
33 static Int_t fgCounter1; //counter
34 static Int_t fgCounter2; //counter
36 LClassDef(AliTrackHitsInfo,1)
40 class AliTrackHitsParam {
41 friend class AliTPCTrackHits;
42 friend class AliTPCTempHitInfo;
45 ~AliTrackHitsParam(){fgCounter1--;}
48 Float_t fZ; //z position
49 Float_t fFi; //radial angle
50 Float_t fAn; //angle with the radial vector
51 Float_t fAd; //derivation of angle
52 Float_t fTheta; //theta angle
53 Float_t fThetaD; //theta angle derivation
54 static Int_t fgCounter1; //counter
55 static Int_t fgCounter2; //counter
57 LClassDef(AliTrackHitsParam,1)
62 friend class AliTPCTrackHits;
63 friend class AliTPCTempHitInfo;
65 AliHitInfo() : fHitDistance(0), fCharge(0) {fgCounter1++;fgCounter2++;}
66 ~AliHitInfo(){fgCounter1--;}
68 Short_t fHitDistance; //distance to previous hit
69 Short_t fCharge; //deponed charge
70 Short_t fTime; //hit time
71 static Int_t fgCounter1; //counter
72 static Int_t fgCounter2; //counter
74 LClassDef(AliHitInfo,2)
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, Float_t time);
91 void AddHit(Int_t volumeID, Int_t trackID, Double_t r,
92 Double_t z, Double_t fi,Int_t q,Float_t time);
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 const Double_t fgkTimePrecision; //hit time precision
118 static Int_t fgCounter1; // counter1
119 static Int_t fgCounter2; // counter2
121 ClassDef(AliTPCTrackHits,2)
125 #endif //ALITPCTRACKHITS_H