3 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
8 ////////////////////////////////////////////////
9 // Manager class for TPC //
10 ////////////////////////////////////////////////
11 #include "AliDetector.h"
14 //#include "TLorentzVector.h"
16 //#include "AliTPCLoader.h"
20 class AliTPCFastMatrix; //MI change
21 class AliTPCFastVector; //MI change
27 class AliTPCDigitsArray;
28 class AliTPCClustersArray;
29 class AliTPCTrackHitsV2; // M.I.
30 class AliTPCTrackHits; // M.I. -MI4 old hits - to be removed later
31 //class TLorentzVector;
35 class AliTPC : public AliDetector {
39 AliTPC(const char *name, const char *title);
40 AliTPC(const AliTPC& t);
42 virtual AliLoader* MakeLoader(const char* topfoldername);
45 virtual void AddHit(Int_t a1, Int_t *a2, Float_t *a3);
46 Int_t DistancetoPrimitive(Int_t px, Int_t py) const;
47 virtual void BuildGeometry();
48 virtual void CreateGeometry() {}
49 virtual void CreateMaterials();
50 virtual void Hits2Clusters(Int_t eventn=0);
51 virtual void Hits2ExactClustersSector(Int_t isec); // MI change calculate "exact" cluster position
53 virtual AliDigitizer* CreateDigitizer(AliRunDigitizer* manager) const;
54 virtual void SDigits2Digits(){;} //MI change -cycling to production
55 virtual void SDigits2Digits2(Int_t eventnumber=0);
57 virtual void Hits2SDigits(); // MI - cycling around
58 virtual void Hits2SDigits2(Int_t eventnumber=0);
60 virtual void Digits2Reco(Int_t firstevent=0,Int_t lastevent=0);
61 virtual void Hits2Digits();
62 virtual void Hits2Digits(Int_t eventnumber); //MI change
63 virtual void Hits2DigitsSector(Int_t isec); //MI change
65 virtual Int_t IsVersion() const =0;
66 virtual void Digits2Clusters(Int_t eventnumber=0) const;
67 virtual void Clusters2Tracks() const;
69 virtual void Reconstruct() const;
70 virtual AliTracker* CreateTracker() const;
71 virtual void FillESD(AliESD* esd) const;
73 Int_t GetNsectors() const {return fNsectors;}
74 virtual void MakeBranch(Option_t *opt=" ");
75 virtual void ResetDigits();
76 virtual void SetSecAL(Int_t sec);
77 virtual void SetSecAU(Int_t sec);
78 virtual void SetSecLows(Int_t s1,Int_t s2,Int_t s3,Int_t s4,Int_t s5, Int_t s6);
79 virtual void SetSecUps (Int_t s1,Int_t s2,Int_t s3,Int_t s4,Int_t s5, Int_t s6,
80 Int_t s7,Int_t s8,Int_t s9,Int_t s10, Int_t s11, Int_t s12);
81 virtual void SetSens(Int_t sens);
84 virtual void SetSide(Float_t side);
85 virtual void SetGasMixt(Int_t nc,Int_t c1,Int_t c2,Int_t c3,Float_t p1,
86 Float_t p2,Float_t p3);
88 virtual void StepManager()=0;
89 virtual void DrawDetector() {}
90 AliTPCDigitsArray* GetDigitsArray() {return fDigitsArray;} //MI change
91 AliTPCClustersArray* GetClustersArray(){return fClustersArray;} //MI change
92 AliTPCParam *GetParam(){return fTPCParam;} // M.K, M.I changes
93 void SetParam(AliTPCParam *param){fTPCParam=param;} // M.K, M.I changes
94 void SetDigitsArray(AliTPCDigitsArray* param) {fDigitsArray=param;} //MI change
95 void SetClustersArray(AliTPCClustersArray *clusters) {fClustersArray = clusters;} //MI change
97 // additional function neccesary for the new hits
98 virtual void MakeBranch2(Option_t *opt=" ", const char *file=0); //
99 virtual void SetTreeAddress();
100 virtual void SetTreeAddress2();
101 virtual void AddHit2(Int_t a1, Int_t *a2, Float_t *a3); //
102 virtual void ResetHits();
103 virtual void ResetHits2();
104 virtual AliHit* FirstHit(Int_t track);
105 virtual AliHit* NextHit();
106 virtual AliHit* FirstHit2(Int_t track);
107 virtual AliHit* NextHit2();
108 virtual void LoadPoints(Int_t dummy);
109 virtual void LoadPoints2(Int_t dummy);
110 virtual void LoadPoints3(Int_t dumy);
111 virtual void FinishPrimary();
112 virtual void RemapTrackHitIDs(Int_t *map);
113 virtual void FindTrackHitsIntersection(TClonesArray * arr);
114 //fill clones array with intersection of current point with the
116 void SetHitType(Int_t type){fHitType =type;} //set type of hit container
117 void SetDigitsSwitch(Int_t sw){fDigitsSwitch = sw;}
118 void SetDefSwitch(Int_t def){fDefaults = def;}
119 Float_t GetNoise(); //get Current noise
120 void GenerNoise(Int_t tablasize); // make noise table
121 Bool_t IsSectorActive(Int_t sec) const; // check if the sector is active
122 void SetActiveSectors(Int_t * sectors, Int_t n); //set active sectors
123 Int_t GetHitType() const {return fHitType;}
124 void SetActiveSectors(Int_t flag=0); //loop over al hits and set active only hitted sectors
127 static AliTPCParam* LoadTPCParam(TFile *file);
129 Int_t fDefaults; // defaults switch
130 Int_t fSens; // ISENS
131 Int_t fSecAL; // Upper sector selector
132 Int_t fSecAU; // Lower sector selector
133 Int_t fSecLows[6]; // List of lower sectors selected
134 Int_t fSecUps[12]; // List of upper sectors selected
135 Int_t fNsectors; // Number of sectors in TPC
137 AliTPCDigitsArray * fDigitsArray; //!detector digit object
138 AliTPCClustersArray * fClustersArray; //!detector cluster object
139 AliTPCParam *fTPCParam; // pointer to TPC parameters
140 AliTPCTrackHitsV2 *fTrackHits; //!hits for given track M.I.
141 AliTPCTrackHits *fTrackHitsOld; //!hits for given track M.I. MIold -
143 Int_t fHitType; // if fNewHit = 1 old data structure if 2 new hits if 4 old MI stucture
145 Int_t fDigitsSwitch; // digits type, 0->normal, 1->summable
149 Float_t fSide; // selects left(-1), right(+1), or both(0) sides of the TPC
150 Int_t fNoComp; // number of a drift gas components
151 Int_t fMixtComp[3]; // drift gas components
152 Float_t fMixtProp[3]; // mixture proportions
156 Bool_t TrackInVolume(Int_t id,Int_t track); //return true if current track is in volume
158 void DigitizeRow(Int_t irow,Int_t isec,TObjArray **rowTriplet);
159 Float_t GetSignal(TObjArray *p1, Int_t ntr, AliTPCFastMatrix *m1,
160 AliTPCFastMatrix *m2,Int_t *IndexRange);
161 void GetList (Float_t label,Int_t np,AliTPCFastMatrix *m,Int_t *IndexRange,
163 void MakeSector(Int_t isec,Int_t nrows,TTree *TH,Stat_t ntracks,TObjArray **row);
164 void TransportElectron(Float_t *xyz, Int_t *index);
165 Int_t fCurrentIndex[4];// index[0] indicates coordinate system,
166 // index[1] sector number,
167 // index[2] pad row number
168 // index[3] pad row number for which signal is calculated
169 Int_t fNoiseDepth; //!noise table
170 Float_t * fNoiseTable; //![fNoiseDepth] table with noise
171 Int_t fCurrentNoise; //!index of the noise in the noise table
172 Bool_t* fActiveSectors; //!bool indicating which sectors are active
174 ClassDef(AliTPC,10) // Time Projection Chamber class
178 //_____________________________________________________________________________
180 class AliTPCdigit : public AliDigit {
182 Int_t fSector; //array of volumes
183 Int_t fPadRow; //Row number
184 Int_t fPad ; //Pad number
185 Int_t fTime; //Time bucket
186 Int_t fSignal; //Signal amplitude
190 AliTPCdigit(Int_t *tracks, Int_t *digits);
191 virtual ~AliTPCdigit() {}
193 ClassDef(AliTPCdigit,1) // Time Projection Chamber digits
197 //_____________________________________________________________________________
199 class AliTPChit : public AliHit {
201 Int_t fSector; //sector number
202 Int_t fPadRow; //Pad Row number
203 Float_t fQ ; //charge
207 AliTPChit(Int_t shunt, Int_t track, Int_t *vol, Float_t *hits);
208 virtual ~AliTPChit() {}
209 void SetX(Float_t x){fX = x;}
210 void SetY(Float_t y){fY = y;}
211 void SetZ(Float_t z){fZ = z;}
213 ClassDef(AliTPChit,1) // Time Projection Chamber hits