RICH/AliRICHClusterFinder.h

   1 #ifndef AliRICHClusterFinder_h
   2 #define AliRICHClusterFinder_h
   3
   4 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
   5  * See cxx source for full Copyright notice                               */
   6
   7 #include "TTask.h"
   8 #include "TArrayD.h"
   9 #include "TArrayI.h"
  10
  11 #include "AliRICH.h"
  12 class AliHitMap;
  13
  14 class AliRICHClusterFinder : public TTask
  15 {
  16 public:
  17            AliRICHClusterFinder(AliRICH *pRICH);
  18   virtual ~AliRICHClusterFinder()                                          {;}
  19
  20   AliRICH *Rich() {return fRICH;}                                             //Pointer to RICH
  21   void     Exec();                                                            //Loop on events and chambers
  22   void     FindClusters(Int_t iChamber);                                      //Find all clusters for a given chamber
  23   void     FindClusterContribs(AliRICHcluster *pCluster);                     //Find CombiPid for the current cluster
  24   void     FormRawCluster(Int_t i, Int_t j);                                  //form a raw cluster
  25   void     FindLocalMaxima();                                                 //Find local maxima in a cluster
  26   void     ResolveCluster();                                                  //Try to resolve a cluster with maxima > 2
  27   void     FitCoG();                                                          //Evaluate the CoG as the best
  28   void     WriteRawCluster();                                                 //write in the list of cluster
  29   void     WriteResolvedCluster();                                            //write in the list of cluster
  30   AliRICHcluster *GetRawCluster() {return &fRawCluster;}                      //Return pointer to the current raw cluster
  31   Bool_t   GetDebug()            const {return fRICH->GetDebug();}            //is debug printout needed?
  32 protected:
  33   AliRICH                *fRICH;                         //Pointer to RICH
  34   AliHitMap              *fHitMap;                       //Hit Map with digit positions
  35   AliRICHcluster         fRawCluster;                    //Current raw cluster before deconvolution
  36   AliRICHcluster         fResolvedCluster;               //Current cluster after deconvolution
  37   Int_t                  fNlocals;                       // number of local maxima
  38   TArrayD                fLocalX,fLocalY;                // list of locals X,Y
  39   TArrayD                fLocalQ;                        // list of locals charge Q
  40   TArrayI                fLocalC;                        // list of locals CombiPid
  41   ClassDef(AliRICHClusterFinder,0) //Finds raw clusters, trasfers them to resolved clusters through declustering.
  42 };
  43 #endif