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b0f5e3fc | 1 | #ifndef ALIITSCLUSTERFINDER_H |
2 | #define ALIITSCLUSTERFINDER_H | |
9de0700b | 3 | |
4 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
5 | * See cxx source for full Copyright notice */ | |
6 | ||
7 | /* $Id$ */ | |
b0f5e3fc | 8 | |
9 | //////////////////////////////////////////////// | |
e8189707 | 10 | // ITS Cluster Finder Class // |
04366a57 | 11 | // // |
12 | // // | |
b0f5e3fc | 13 | //////////////////////////////////////////////// |
14 | ||
e8189707 | 15 | #include <TObject.h> |
16 | #include <TClonesArray.h> | |
17 | ||
18 | class AliITSMap; | |
19 | class AliITSresponse; | |
20 | class AliITSsegmentation; | |
21 | class AliITSRawCluster; | |
7d62fb64 | 22 | class AliITSgeom; |
8ca6a9a5 | 23 | class AliITSdigit; |
9355b256 | 24 | class AliITSRecPoint; |
7d62fb64 | 25 | class AliITSDetTypeRec; |
b0f5e3fc | 26 | |
9de0700b | 27 | //---------------------------------------------------------------------- |
28 | class AliITSClusterFinder :public TObject{ | |
aacedc3e | 29 | public: |
28a570fd | 30 | AliITSClusterFinder(); // Default constructor |
aacedc3e | 31 | // Standard Constructor |
32 | AliITSClusterFinder(AliITSsegmentation *seg, AliITSresponse *resp); | |
9de0700b | 33 | AliITSClusterFinder(AliITSsegmentation *seg, AliITSresponse *resp, |
aacedc3e | 34 | TClonesArray *digits);// Standard+ Constructor |
28a570fd | 35 | virtual ~AliITSClusterFinder(); // Destructor |
9de0700b | 36 | // |
aacedc3e | 37 | // Do the Reconstruction. |
f8d9a5b8 | 38 | virtual void FindRawClusters(Int_t mod=0); // Finds cluster of digits. |
04366a57 | 39 | // |
aacedc3e | 40 | // Sets the debug flag for debugging output |
41 | void SetDebug(Int_t level=1){fDebug=level;} | |
42 | // Clears the debug flag so no debugging output will be generated | |
43 | void SetNoDebug(){fDebug=0;} | |
44 | // Returns the debug flag value | |
5d766c75 | 45 | Bool_t GetDebug(Int_t level=1)const {return fDebug>=level;} |
7d62fb64 | 46 | |
47 | void SetITSgeom(AliITSgeom* geom) {fITSgeom=geom;} | |
48 | AliITSgeom* GetITSgeom() const {return fITSgeom;} | |
aacedc3e | 49 | // |
50 | // Setters and Getters | |
51 | // segmentation | |
52 | virtual void SetSegmentation(AliITSsegmentation *segmentation) { | |
53 | fSegmentation=segmentation;} | |
54 | //Returns fSegmentation | |
55 | virtual AliITSsegmentation* GetSegmentation()const{return fSegmentation;} | |
56 | // Digit | |
57 | virtual void SetDigits(TClonesArray *itsDigits) {// set digits | |
58 | fDigits=itsDigits;fNdigits = fDigits->GetEntriesFast();} | |
59 | virtual AliITSdigit* GetDigit(Int_t i){ // Returns ith digit | |
60 | return (AliITSdigit*) fDigits->UncheckedAt(i);} | |
61 | virtual TClonesArray* Digits(){return fDigits;}// Gets fDigits | |
62 | virtual Int_t NDigits() const {return fNdigits;}// Get Number of Digits | |
63 | // Response | |
64 | //Return Response | |
65 | virtual AliITSresponse* GetResponse()const{return fResponse;} | |
66 | virtual void SetResponse(AliITSresponse *response) {// set response | |
67 | fResponse=response;} | |
68 | // clulsters | |
69 | // Set fClusters up | |
70 | virtual void SetClusters(TClonesArray *itsClusters){// set clusters | |
71 | fClusters = itsClusters;fNRawClusters = fClusters->GetEntriesFast();} | |
72 | // Get fCluters | |
73 | virtual TClonesArray* Clusters(){return fClusters;} | |
74 | // Get fCluter | |
75 | virtual AliITSRawCluster* Cluster(Int_t i){ | |
76 | return (AliITSRawCluster*)(fClusters->At(i));} | |
77 | // Returns the present number of enteries | |
78 | virtual Int_t NClusters()const {return fClusters->GetEntriesFast();} | |
79 | // returns fNRawClusters | |
80 | virtual Int_t GetNRawClusters() const {return fNRawClusters;} | |
f8d9a5b8 | 81 | // Determins if digit i has a neighbor and if so that neighor index is j. |
aacedc3e | 82 | virtual void AddCluster(Int_t branch,AliITSRawCluster *c); |
83 | virtual void AddCluster(Int_t branch,AliITSRawCluster *c, | |
84 | AliITSRecPoint &rp); | |
85 | virtual void FillCluster(AliITSRawCluster *,Int_t) {}// fiil cluster | |
86 | virtual void FillCluster(AliITSRawCluster *cluster) {// fill cluster | |
87 | FillCluster(cluster,1);} | |
d2f55a22 | 88 | |
aacedc3e | 89 | // |
90 | virtual void SetModule(Int_t module){fModule = module;}// Set module number | |
91 | virtual Int_t GetModule()const{return fModule;}// Returns module number | |
92 | // | |
93 | // RecPoints | |
f8d9a5b8 | 94 | // Given a cluster of digits, creates the nessesary RecPoint. May also |
95 | // do some peak separation. | |
ac74f489 | 96 | virtual void CreateRecPoints(TObjArray *,Int_t){}; |
aacedc3e | 97 | // Others |
98 | virtual void SetMap(AliITSMap *m) {fMap=m;}// map | |
99 | AliITSMap* Map(){return fMap;}// map | |
100 | virtual Int_t GetNperMax() const {return fNperMax;}// returns fNperMax | |
101 | // returns fDeclusterFlag | |
102 | virtual Int_t GetDeclusterFlag()const{return fDeclusterFlag;} | |
103 | // returns fClusterSize | |
104 | virtual Int_t GetClusterSize() const {return fClusterSize;} | |
105 | virtual Int_t GetNPeaks() const {return fNPeaks;}// returns fNPeaks | |
106 | // | |
107 | virtual Bool_t IsNeighbor(TObjArray *digs,Int_t i,Int_t j[]) const; | |
ac74f489 | 108 | virtual void Decluster(AliITSRawCluster *) {}// Decluster |
aacedc3e | 109 | // Set max. Number of cells per local cluster |
110 | virtual void SetNperMax(Int_t npermax=3) {fNperMax = npermax;} | |
111 | //Decluster | |
112 | virtual void SetDeclusterFlag(Int_t flag=1){fDeclusterFlag=flag;} | |
113 | // Set max. cluster size ; bigger clusters will be rejected | |
114 | virtual void SetClusterSize(Int_t clsize=3) {fClusterSize = clsize;} | |
115 | virtual void CalibrateCOG() {}// Self Calibration of COG | |
116 | virtual void CorrectCOG(){}// correct COG | |
117 | virtual Bool_t Centered(AliITSRawCluster *) const {return kTRUE;}// cluster | |
118 | //split by local maxima | |
119 | virtual void SplitByLocalMaxima(AliITSRawCluster *){} | |
120 | // IO functions | |
7d62fb64 | 121 | void Print(ostream *os) const; // Class ascii print function |
aacedc3e | 122 | void Read(istream *os); // Class ascii read function |
d2f55a22 | 123 | virtual void Print(Option_t *option="") const {TObject::Print(option);} |
124 | virtual Int_t Read(const char *name) {return TObject::Read(name);} | |
e8189707 | 125 | |
7d62fb64 | 126 | virtual void SetDetTypeRec(AliITSDetTypeRec* dtr) {fDetTypeRec=dtr;} |
127 | AliITSDetTypeRec* GetDetTypeRec() const {return fDetTypeRec;} | |
04366a57 | 128 | |
7d62fb64 | 129 | void InitGeometry(); |
04366a57 | 130 | |
aacedc3e | 131 | protected: |
04366a57 | 132 | // methods |
04366a57 | 133 | AliITSClusterFinder(const AliITSClusterFinder &source); // copy constructor |
134 | // assignment operator | |
135 | AliITSClusterFinder& operator=(const AliITSClusterFinder &source); | |
136 | // data members | |
aacedc3e | 137 | Int_t fDebug; //! Debug flag/level |
138 | Int_t fModule; //! Module number to be reconstuctted | |
bf3f2830 | 139 | TClonesArray *fDigits; //! digits |
88cb7938 | 140 | Int_t fNdigits; //! num of digits |
141 | ||
9de0700b | 142 | AliITSresponse *fResponse; //! response |
aacedc3e | 143 | AliITSsegmentation *fSegmentation; //! segmentation |
144 | TClonesArray *fClusters; //! Array of clusters | |
9de0700b | 145 | Int_t fNRawClusters; //! in case we split the cluster |
146 | // and want to keep track of | |
147 | // the cluster which was splitted | |
148 | AliITSMap *fMap; //! map | |
149 | Int_t fNperMax; //! NperMax | |
150 | Int_t fDeclusterFlag; //! DeclusterFlag | |
151 | Int_t fClusterSize; //! ClusterSize | |
152 | Int_t fNPeaks; //! NPeaks | |
04366a57 | 153 | // Data members needed to fill AliCluster objects |
154 | Float_t fYshift[2200]; // y-shifts of detector local coor. systems | |
155 | Float_t fZshift[2200]; // z-shifts of detector local coor. systems | |
156 | Int_t fNdet[2200]; // detector index | |
157 | Int_t fNlayer[2200]; // detector layer | |
7d62fb64 | 158 | AliITSDetTypeRec* fDetTypeRec; //ITS object for reconstruction |
159 | AliITSgeom* fITSgeom; //!ITS geometry | |
aacedc3e | 160 | |
7d62fb64 | 161 | ClassDef(AliITSClusterFinder,5) //Class for clustering and reconstruction of space points |
9de0700b | 162 | }; |
aacedc3e | 163 | // Input and output functions for standard C++ input/output. |
164 | ostream &operator<<(ostream &os,AliITSClusterFinder &source); | |
165 | istream &operator>>(istream &os,AliITSClusterFinder &source); | |
b0f5e3fc | 166 | #endif |