////////////////////////////////////////////////
// ITS Cluster Finder Class //
+// //
+// //
////////////////////////////////////////////////
#include <TObject.h>
class AliITSresponse;
class AliITSsegmentation;
class AliITSRawCluster;
-class AliITS;
+class AliITSgeom;
class AliITSdigit;
class AliITSRecPoint;
+class AliITSDetTypeRec;
//----------------------------------------------------------------------
class AliITSClusterFinder :public TObject{
- public:
- AliITSClusterFinder();
- AliITSClusterFinder(AliITSsegmentation *seg, AliITSresponse *resp,
- TClonesArray *digits);
- virtual ~AliITSClusterFinder();
- 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();
- }
- virtual AliITSdigit* GetDigit(Int_t i){
- return (AliITSdigit*) fDigits->UncheckedAt(i);
- }
- virtual TClonesArray* Digits(){
- return fDigits;
- }
- virtual Int_t NDigits() {
- // Get Number of Digits
- return fNdigits;
- }
- AliITSMap *Map() {
- // map
- return fMap;
- }
+ public:
+ AliITSClusterFinder(); // Default constructor
+ // Standard Constructor
+ AliITSClusterFinder(AliITSDetTypeRec* dettyp);
+ AliITSClusterFinder(AliITSDetTypeRec* dettyp,TClonesArray *digits);// Standard+ Constructor
+ virtual ~AliITSClusterFinder(); // Destructor
//
- virtual void AddCluster(Int_t branch, AliITSRawCluster *c);
- virtual void AddCluster(Int_t branch, AliITSRawCluster *c,
- AliITSRecPoint &rp);
+ // Do the Reconstruction.
virtual void FindRawClusters(Int_t mod=0); // Finds cluster of digits.
+ //
+ // Sets the debug flag for debugging output
+ void SetDebug(Int_t level=1){fDebug=level;}
+ // Clears the debug flag so no debugging output will be generated
+ void SetNoDebug(){fDebug=0;}
+ // Returns the debug flag value
+ Bool_t GetDebug(Int_t level=1)const {return fDebug>=level;}
+ // 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(){return fDigits;}// Gets fDigits
+ virtual Int_t NDigits() const {return fNdigits;}// Get Number of Digits
+ // clulsters
+ // Set fClusters up
+ virtual void SetClusters(TClonesArray *itsClusters){// set clusters
+ fClusters = itsClusters;fNRawClusters = fClusters->GetEntriesFast();}
+ // Get fCluters
+ virtual TClonesArray* Clusters(){return fClusters;}
+ // Get fCluter
+ virtual AliITSRawCluster* Cluster(Int_t i){
+ return (AliITSRawCluster*)(fClusters->At(i));}
+ // Returns the present number of enteries
+ virtual Int_t NClusters()const {return fClusters->GetEntriesFast();}
+ // returns fNRawClusters
+ virtual Int_t GetNRawClusters() const {return fNRawClusters;}
// 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[]);
+ virtual void AddCluster(Int_t branch,AliITSRawCluster *c);
+ virtual void AddCluster(Int_t branch,AliITSRawCluster *c,
+ AliITSRecPoint &rp);
+ virtual void FillCluster(AliITSRawCluster *,Int_t) {}// fiil cluster
+ virtual void FillCluster(AliITSRawCluster *cluster) {// fill cluster
+ FillCluster(cluster,1);}
+
+ virtual void SetModule(Int_t module){fModule = module;}// Set module number
+ virtual Int_t GetModule()const{return fModule;}// Returns module number
+ //
+ // RecPoints
// Given a cluster of digits, creates the nessesary RecPoint. May also
// do some peak separation.
- virtual void CreateRecPoints(TObjArray *cluster,Int_t mod){};
- virtual void FindCluster(Int_t i, Int_t j, AliITSRawCluster *c) {
- // find cluster
- }
- virtual void Decluster(AliITSRawCluster *cluster) {
- // 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 *cluster) {
- // cluster
- return kTRUE;
- }
- virtual void SplitByLocalMaxima(AliITSRawCluster *cluster) {
- // split by local maxima
- }
- virtual void FillCluster(AliITSRawCluster *cluster, Int_t) {
- // fiil cluster
- }
- virtual void FillCluster(AliITSRawCluster *cluster) {
- // fill cluster
- FillCluster(cluster,1);
- }
- // set the fitting methods in the derived classes
- // data members
+ virtual void CreateRecPoints(TObjArray *,Int_t){};
+ // Others
+ virtual void SetMap(AliITSMap *m) {fMap=m;}// map
+ AliITSMap* Map(){return fMap;}// map
+ virtual Int_t GetNperMax() const {return fNperMax;}// returns fNperMax
+ // returns fDeclusterFlag
+ virtual Int_t GetDeclusterFlag()const{return fDeclusterFlag;}
+ // returns fClusterSize
+ virtual Int_t GetClusterSize() const {return fClusterSize;}
+ virtual Int_t GetNPeaks() const {return fNPeaks;}// returns fNPeaks
+ //
+ virtual Bool_t IsNeighbor(TObjArray *digs,Int_t i,Int_t j[]) const;
+ virtual void Decluster(AliITSRawCluster *) {}// Decluster
+ // Set max. Number of cells per local cluster
+ virtual void SetNperMax(Int_t npermax=3) {fNperMax = npermax;}
+ //Decluster
+ virtual void SetDeclusterFlag(Int_t flag=1){fDeclusterFlag=flag;}
+ // Set max. cluster size ; bigger clusters will be rejected
+ virtual void SetClusterSize(Int_t clsize=3) {fClusterSize = clsize;}
+ virtual void CalibrateCOG() {}// Self Calibration of COG
+ virtual void CorrectCOG(){}// correct COG
+ virtual Bool_t Centered(AliITSRawCluster *) const {return kTRUE;}// cluster
+ //split by local maxima
+ virtual void SplitByLocalMaxima(AliITSRawCluster *){}
+ // 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;}
- TClonesArray *fDigits; //! digits
- Int_t fNdigits; //! num of digits
+ void InitGeometry();
+
+ protected:
+ // methods
+ AliITSClusterFinder(const AliITSClusterFinder &source); // copy constructor
+ // assignment operator
+ AliITSClusterFinder& operator=(const AliITSClusterFinder &source);
+ // data members
- 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
+ Int_t fDebug; //! Debug flag/level
+ 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
+ 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
-
- ClassDef(AliITSClusterFinder,2) //Class for clustering and reconstruction of space points
+ // Data members needed to fill AliCluster objects
+ Float_t fYshift[2200]; // y-shifts of detector local coor. systems
+ Float_t fZshift[2200]; // z-shifts of detector local coor. systems
+ Int_t fNdet[2200]; // detector index
+ Int_t fNlayer[2200]; // detector layer
+
+
+ ClassDef(AliITSClusterFinder,6) //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