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 ////////////////////////////////////////////////
11 #include "AliCTypes.h"
12 //#include "AliSegmentID.h"
13 //#include "AliArrayS.h"
15 //#include "TVector3.h"
16 //#include "AliObjectArray.h"
17 #include "TArrayOfArray.h"
22 class AliTPCTempHitInfo;
23 class AliTPCCurrentHit;
26 class AliTrackHitsInfo {
27 friend class AliTPCTrackHits;
30 AliTrackHitsInfo(){fgCounter1++;fgCounter2++;}
31 ~AliTrackHitsInfo(){fgCounter1--;}
33 Int_t fTrackID; //track ID
34 Int_t fVolumeID; //volume ID
35 UInt_t fHitParamIndex; //corresponding index
36 static Int_t fgCounter1; //counter
37 static Int_t fgCounter2; //counter
39 LClassDef(AliTrackHitsInfo,1)
43 class AliTrackHitsParam {
44 friend class AliTPCTrackHits;
45 friend struct AliTPCTempHitInfo;
47 AliTrackHitsParam(){fgCounter1++;fgCounter2++;}
48 ~AliTrackHitsParam(){fgCounter1--;}
51 Float_t fZ; //z position
52 Float_t fFi; //radial angle
53 Float_t fAn; //angle with the radial vector
54 Float_t fAd; //derivation of angle
55 Float_t fTheta; //theta angle
56 Float_t fThetaD; //theta angle derivation
57 static Int_t fgCounter1; //counter
58 static Int_t fgCounter2; //counter
60 LClassDef(AliTrackHitsParam,1)
65 friend class AliTPCTrackHits;
66 friend struct AliTPCTempHitInfo;
68 AliHitInfo(){fgCounter1++;fgCounter2++;}
69 ~AliHitInfo(){fgCounter1--;}
71 Short_t fHitDistance; //distance to previous hit
72 Short_t fCharge; //deponed charge
73 static Int_t fgCounter1; //counter
74 static Int_t fgCounter2; //counter
76 LClassDef(AliHitInfo,1)
81 class AliTPCTrackHits : public TObject{
83 friend struct AliTPCTempHitInfo;
88 void AddHitKartez(Int_t volumeID, Int_t trackID, Double_t x,
89 Double_t y, Double_t z,Int_t q);
90 void AddHit(Int_t volumeID, Int_t trackID, Double_t r,
91 Double_t z, Double_t fi,Int_t q);
93 Bool_t First(); //set current hit to first hit
94 Bool_t Next(Int_t id = -1); //set current hit to next
95 AliTPChit * GetHit() const;
96 AliTrackHitsParam * GetParam();
97 AliHitInfo * GetHitInfo();
98 Int_t GetEntriesFast() { return fHitsPosAndQ ? fHitsPosAndQ->ArraySize():0;}
99 void SetHitPrecision(Double_t prec) {fPrecision=prec;}
100 void SetStepPrecision(Double_t prec) {fStep=prec;}
101 void SetMaxDistance(UInt_t distance) {fMaxDistance = distance;}
102 Bool_t FlushHitStack(Bool_t force=kTRUE); //
104 void FlushHitStack2(Int_t index1, Int_t index2); //
105 AliObjectArray * fTrackHitsInfo; //quick information about track
106 AliObjectArray * fTrackHitsParam; //hit information
107 TArrayOfArrayVStack * fHitsPosAndQ; //position information
109 Double_t fPrecision; // required precision
110 Double_t fStep; //unit step size
111 UInt_t fMaxDistance; //maximal distance between two connected hits
112 AliTPCTrackHits(const AliTPCTrackHits& r);
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;
118 static Int_t fgCounter2;
120 ClassDef(AliTPCTrackHits,1)
124 #endif //ALITPCTRACKHITS_H