////////////////////////////////////////////////
// ITS Cluster Finder Class //
+// //
+// //
////////////////////////////////////////////////
#include <TObject.h>
#include <TClonesArray.h>
+#include "AliLog.h"
class AliITSMap;
class AliITSresponse;
class AliITSsegmentation;
-class AliITSRawCluster;
-class AliITS;
class AliITSdigit;
class AliITSRecPoint;
+class AliITSDetTypeRec;
+class AliRawReader;
//----------------------------------------------------------------------
class AliITSClusterFinder :public TObject{
- public:
+ public:
AliITSClusterFinder(); // Default constructor
- AliITSClusterFinder(AliITSsegmentation *seg, AliITSresponse *resp,
- TClonesArray *digits);// Standard Constructor
+ // Standard Constructor
+ AliITSClusterFinder(AliITSDetTypeRec* dettyp);
+ AliITSClusterFinder(AliITSDetTypeRec* dettyp,TClonesArray *digits);// Standard+ Constructor
virtual ~AliITSClusterFinder(); // Destructor
- AliITSClusterFinder(const AliITSClusterFinder &source); // copy constructor
- // assignment operator
- AliITSClusterFinder& operator=(const AliITSClusterFinder &source);
- virtual void SetResponse(AliITSresponse *response) {// set response
- fResponse=response;}
- virtual void SetSegmentation(AliITSsegmentation *segmentation) {
- // set segmentation
- fSegmentation=segmentation;}
- virtual void SetDigits(TClonesArray *ITSdigits) {// set digits
- fDigits=ITSdigits;fNdigits = fDigits->GetEntriesFast();}
+ //
+ // Do the Reconstruction.
+ virtual void FindRawClusters(Int_t /*mod*/)=0; // Finds cluster of digits.
+ virtual void RawdataToClusters(AliRawReader* /*rawReader*/) {
+ AliError("Method not implemented in this class ");
+ }
+
+ // Digit
+ virtual void SetDigits(TClonesArray *itsDigits) {// set digits
+ fDigits=itsDigits;fNdigits = fDigits->GetEntriesFast();}
virtual AliITSdigit* GetDigit(Int_t i){ // Returns ith digit
- return (AliITSdigit*) fDigits->UncheckedAt(i);}
- virtual TClonesArray* Digits(){ // Gets fDigits
- return fDigits;}
- virtual Int_t NDigits() const {// Get Number of Digits
- return fNdigits;}
- // Standard Getters.
- virtual AliITSresponse * GetResp(){// Returns fResponse
- return fResponse;}
- virtual AliITSsegmentation * GetSeg(){// Returns fSegmentation
- return fSegmentation;}
- virtual Int_t GetNRawClusters(){ // returns fNRawClusters
- return fNRawClusters;}
- AliITSMap *Map() {// map
- return fMap;}
- virtual Int_t GetNperMax(){ // returns fNperMax
- return fNperMax;}
- virtual Int_t GetDeclusterFlag(){ // returns fDeclusterFlag
- return fDeclusterFlag;}
- virtual Int_t GetClusterSize(){ // returns fClusterSize
- return fClusterSize;}
- virtual Int_t GetNPeaks(){ // returns fNPeaks
- return fNPeaks;}
+ return (AliITSdigit*) fDigits->UncheckedAt(i);}
+ virtual TClonesArray* Digits(){return fDigits;}// Gets fDigits
+ virtual Int_t NDigits() const {return fNdigits;}// Get Number of Digits
+
+ // Set fClusters up
+ virtual void SetClusters(TClonesArray *itsClusters){// set clusters
+ fClusters = itsClusters;}
+ // Get fCluters
+ virtual TClonesArray* Clusters(){return fClusters;}
+ // Returns the present number of enteries
+ virtual Int_t NClusters()const {return fClusters->GetEntriesFast();}
+
+ virtual void SetModule(Int_t module){fModule = module;}// Set module number
+ virtual Int_t GetModule()const {return fModule;}// Returns module number
+
+ void SetEvent(Int_t event) { fEvent=event; }
+
+ // Others
+ virtual void SetMap(AliITSMap *m) {fMap=m;}// map
+ AliITSMap* Map(){return fMap;}// map
+ virtual Int_t GetNPeaks() const {return fNPeaks;}// returns fNPeaks
//
- virtual void AddCluster(Int_t branch, AliITSRawCluster *c);
- virtual void AddCluster(Int_t branch, AliITSRawCluster *c,
- AliITSRecPoint &rp);
- virtual void FindRawClusters(Int_t mod=0); // Finds cluster of digits.
- // Determins if digit i has a neighbor and if so that neighor index is j.
virtual Bool_t IsNeighbor(TObjArray *digs,Int_t i,Int_t j[]) const;
- // Given a cluster of digits, creates the nessesary RecPoint. May also
- // do some peak separation.
- virtual void CreateRecPoints(TObjArray *,Int_t){};
- virtual void FindCluster(Int_t,Int_t,AliITSRawCluster *) {}// find cluster
- virtual void Decluster(AliITSRawCluster *) {}// Decluster
- virtual void SetNperMax(Int_t npermax=3) {
- // Set max. Number of cells per local cluster
- fNperMax = npermax;
- }
- virtual void SetDeclusterFlag(Int_t flag=1) {
- // Decluster ?
- fDeclusterFlag =flag;
- }
- virtual void SetClusterSize(Int_t clsize=3) {
- // Set max. cluster size ; bigger clusters will be rejected
- fClusterSize = clsize;
- }
- virtual void CalibrateCOG() {
- // Self Calibration of COG
- }
- virtual void CorrectCOG(){
- // correct COG
- }
- virtual Bool_t Centered(AliITSRawCluster *) const {// cluster
- return kTRUE;
- }
- virtual void SplitByLocalMaxima(AliITSRawCluster *){}//split by local maxima
- virtual void FillCluster(AliITSRawCluster *,Int_t) {}// fiil cluster
- virtual void FillCluster(AliITSRawCluster *cluster) {// fill cluster
- FillCluster(cluster,1);
- }
- // set the fitting methods in the derived classes
- // data members
-
- TClonesArray *fDigits; //! digits
- Int_t fNdigits; //! num of digits
-
- protected:
- AliITSresponse *fResponse; //! response
- AliITSsegmentation *fSegmentation; //!segmentation
- Int_t fNRawClusters; //! in case we split the cluster
- // and want to keep track of
- // the cluster which was splitted
- AliITSMap *fMap; //! map
- Int_t fNperMax; //! NperMax
- Int_t fDeclusterFlag; //! DeclusterFlag
- Int_t fClusterSize; //! ClusterSize
- Int_t fNPeaks; //! NPeaks
+ // Set max. cluster size ; bigger clusters will be rejected
+
+ // IO functions
+ void Print(ostream *os) const; // Class ascii print function
+ void Read(istream *os); // Class ascii read function
+ virtual void Print(Option_t *option="") const {TObject::Print(option);}
+ virtual Int_t Read(const char *name) {return TObject::Read(name);}
+
+ virtual void SetDetTypeRec(AliITSDetTypeRec* dtr) {fDetTypeRec=dtr;}
+ AliITSDetTypeRec* GetDetTypeRec() const {return fDetTypeRec;}
+
+ void InitGeometry();
+
+ protected:
+ class Ali1Dcluster {
+ public:
+ void SetY(Float_t y) {fY=y;}
+ void SetQ(Float_t q) {fQ=q;}
+ void SetNd(Int_t n) {fNd=n;}
+ void SetLabels(Int_t *lab) {fLab[0]=lab[0];fLab[1]=lab[1];fLab[2]=lab[2];}
+ Float_t GetY() const {return fY;}
+ Float_t GetQ() const {return fQ;}
+ Int_t GetNd()const {return fNd;}
+ Int_t GetLabel(Int_t lab) const { return fLab[lab]; }
+ protected:
+ Float_t fY; //cluster position
+ Float_t fQ; //cluster charge
+ Int_t fNd; //number of digits
+ Int_t fLab[3]; //track label
+ };
+ class AliBin {
+ public:
+ AliBin():fIndex(0),fMask(0xFFFFFFFE),fQ(0){}
+ void SetIndex(UInt_t idx) {fIndex=idx;}
+ void SetQ(UShort_t q) {fQ=q;}
+ void SetMask(UInt_t m) {fMask=m;}
+ void Reset() {fIndex=0; fMask=0xFFFFFFFE; fQ=0;}
+
+ void Use() {fMask&=0xFFFFFFFE;}
+ Bool_t IsNotUsed() const {return (fMask&1);}
+ Bool_t IsUsed() const {return !(IsNotUsed());}
+
+ UInt_t GetIndex() const {return fIndex;}
+ UShort_t GetQ() const {return fQ;}
+ UInt_t GetMask() const {return fMask;}
+ protected:
+ UInt_t fIndex; //digit index
+ UInt_t fMask; //peak mask
+ UShort_t fQ; //signal
+ };
+ void MakeCluster(Int_t k,Int_t max,AliBin *bins,UInt_t m,AliITSRecPoint &c);
+ static Bool_t IsMaximum(Int_t k, Int_t max, const AliBin *bins);
+ static void FindPeaks(Int_t k,Int_t m,AliBin*b,Int_t*idx,UInt_t*msk,Int_t&n);
+ static void MarkPeak(Int_t k, Int_t max, AliBin *bins, UInt_t m);
+ static void FindCluster(Int_t k,Int_t maxz,AliBin *bins,Int_t &n,Int_t *idx);
+
+ static void CheckLabels2(Int_t lab[10]);
+ static void AddLabel(Int_t lab[10], Int_t label);
+
+ // data members
+
+ Int_t fModule; //! Module number to be reconstuctted
+ TClonesArray *fDigits; //! digits
+ Int_t fNdigits; //! num of digits
+
+ AliITSDetTypeRec* fDetTypeRec; //ITS object for reconstruction
+ TClonesArray *fClusters; //! Array of clusters
+ AliITSMap *fMap; //! map
+ Int_t fNPeaks; //! NPeaks
+ // Data members needed to fill AliCluster objects
+ Int_t fNdet[2200]; // detector index
+ Int_t fNlayer[2200]; // detector layer
- ClassDef(AliITSClusterFinder,2) //Class for clustering and reconstruction of space points
+ Int_t fNModules; // total number of modules
+ Int_t fEvent; //event number
+ Int_t fZmin; // minimum channel in Zloc
+ Int_t fZmax; // maximum channel in Zloc
+ Int_t fXmin; // minimum channel in Xloc
+ Int_t fXmax; // maximum channel in Xloc
+
+ AliITSClusterFinder(const AliITSClusterFinder &source); // copy constructor
+ // assignment operator
+ AliITSClusterFinder& operator=(const AliITSClusterFinder &source);
+
+
+ ClassDef(AliITSClusterFinder,10) //Class for clustering and reconstruction of space points
};
+// Input and output functions for standard C++ input/output.
+ostream &operator<<(ostream &os,AliITSClusterFinder &source);
+istream &operator>>(istream &os,AliITSClusterFinder &source);
#endif
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff