]>
Commit | Line | Data |
---|---|---|
d3da6dc4 | 1 | #ifndef AliHMPIDReconstructor_h |
2 | #define AliHMPIDReconstructor_h | |
3 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
4 | * See cxx source for full Copyright notice */ | |
423554a3 | 5 | //. |
6 | // HMPID base class to reconstruct an event | |
7 | //. | |
a0e5c1b9 | 8 | #include <AliReconstructor.h> //base class |
d3da6dc4 | 9 | #include "AliHMPIDTracker.h" //CreateTracker() |
a0e5c1b9 | 10 | #include "AliHMPIDDigit.h" //Dig2Clu(), UseDig() |
55a829a5 | 11 | #include "AliHMPIDRecoParam.h" //Init |
21f61e25 | 12 | |
a0e5c1b9 | 13 | #include <TMatrixF.h> //UseDig() |
14 | #include <TClonesArray.h> //UseDig() | |
15 | #include <TObjArray.h> //SigConv() | |
16 | class AliRawReader; //Reconstruct() with raw data | |
d3da6dc4 | 17 | class AliHMPIDCluster; //Dig2Clu() |
18 | ||
19 | class AliHMPIDReconstructor: public AliReconstructor | |
20 | { | |
21 | public: | |
94b1fbfa | 22 | AliHMPIDReconstructor(); |
17773e2e | 23 | virtual ~AliHMPIDReconstructor() {delete fDig;delete fClu;delete [] fUserCut;}//dtor |
d3da6dc4 | 24 | //framework part |
d76c31f4 | 25 | AliTracker* CreateTracker () const {return new AliHMPIDTracker;} //from AliReconstructor for clusters->PID |
94b1fbfa | 26 | void ConvertDigits (AliRawReader *pRR, TTree *pDigTree) const; //from AliReconstruction for raw->digit |
27 | Bool_t HasDigitConversion() const {return kTRUE;} //HMPID digits converted with ConvertDigits | |
28 | void Reconstruct (TTree* digitsTree, TTree* clustersTree) const; //from AliReconstruction for digit->cluster | |
d76c31f4 | 29 | void FillESD (TTree* /*digitsTree*/, TTree* /*clustersTree*/, AliESDEvent *pESD)const; //calculate pid for HMPID |
d3da6dc4 | 30 | |
94b1fbfa | 31 | using AliReconstructor::FillESD; // |
32 | using AliReconstructor::Reconstruct; // | |
d3da6dc4 | 33 | |
34 | //private part | |
03768ab2 | 35 | static void Dig2Clu (TObjArray *pDigLst,TObjArray *pCluLst,Int_t *pUserCut,Bool_t isUnfold=kTRUE );//digits->clusters |
3c6274c1 | 36 | static void FormClu (AliHMPIDCluster *pClu,AliHMPIDDigit *pDig,TClonesArray *pDigLst,TMatrixF *pPadMap);//cluster formation recursive algorithm |
37 | static inline AliHMPIDDigit* UseDig (Int_t padX,Int_t padY, TClonesArray *pDigLst,TMatrixF *pDigMap);//use this pad's digit to form a cluster | |
a0e5c1b9 | 38 | inline Bool_t IsDigSurvive(AliHMPIDDigit *pDig )const;//check for sigma cut |
55a829a5 | 39 | void SetRecoParam(AliHMPIDRecoParam *recopar){ fgkRecoParam = recopar;} |
40 | static const AliHMPIDRecoParam* GetRecoParam(){ return fgkRecoParam;} | |
41 | ||
42 | ||
d3da6dc4 | 43 | protected: |
55a829a5 | 44 | static AliHMPIDRecoParam* fgkRecoParam; // Pointer to HMPID RecoParams |
9cc1a411 | 45 | Int_t *fUserCut; // n sigmas for pedestals decided by the User for each chamber(if in OCDB) |
a0e5c1b9 | 46 | TObjArray *fDaqSig; // container for the pad pedestal sigmas |
94b1fbfa | 47 | TObjArray *fDig; // tmp list of digits |
48 | TObjArray *fClu; // tmp list of clusters | |
8f05fd11 | 49 | // |
50 | private: | |
51 | AliHMPIDReconstructor(const AliHMPIDReconstructor& r); //dummy copy constructor | |
52 | AliHMPIDReconstructor &operator=(const AliHMPIDReconstructor& r); //dummy assignment operator | |
53 | // | |
55a829a5 | 54 | ClassDef(AliHMPIDReconstructor, 1) // class for the HMPID reconstruction |
d3da6dc4 | 55 | }; |
cf7e313e | 56 | |
55a829a5 | 57 | //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
3c6274c1 | 58 | AliHMPIDDigit* AliHMPIDReconstructor::UseDig(Int_t padX,Int_t padY,TClonesArray *pDigLst,TMatrixF *pPadMap) |
d3da6dc4 | 59 | { |
60 | //Digit map contains a matrix if digit numbers. | |
61 | //Main operation in forming initial cluster is done here. Requested digit pointer is returned and this digit marked as taken. | |
62 | //Arguments: padX,padY - pad number | |
63 | // pDigLst - list of digits for one sector | |
64 | // pDigMap - map of those digits | |
65 | // Returns: pointer to digit if not yet used or 0 if used | |
3c6274c1 | 66 | Int_t iDig=(Int_t)(*pPadMap)(padX,padY);(*pPadMap)(padX,padY)=-1;//take digit number from the map and reset this map cell to -1 |
67 | if(iDig!=-1) return (AliHMPIDDigit*)pDigLst->At(iDig); //digit pointer | |
d3da6dc4 | 68 | else return 0; |
69 | } | |
a0e5c1b9 | 70 | //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
71 | Bool_t AliHMPIDReconstructor::IsDigSurvive(AliHMPIDDigit *pDig)const | |
72 | { | |
73 | //Check if the current digit survive to a riapllied sigma cut | |
74 | //Arguments: pDig pointer to the current digit | |
75 | // Returns: kTRUE if charge > mean+n*sigma | |
9cc1a411 | 76 | Int_t iCh = pDig->Ch(); |
77 | Int_t iDaqSigCut =(Int_t)fDaqSig->At(iCh)->GetUniqueID(); | |
78 | if(fUserCut[iCh]<=iDaqSigCut) return kTRUE; | |
a0e5c1b9 | 79 | TMatrixF *pM = (TMatrixF*)fDaqSig->At(pDig->Ch()); |
80 | Float_t sig = (*pM)(pDig->PadChX(),pDig->PadChY()); | |
9cc1a411 | 81 | if(pDig->Q()>fUserCut[iCh]*sig) return kTRUE; |
a0e5c1b9 | 82 | else return kFALSE; |
83 | } | |
d3da6dc4 | 84 | |
85 | #endif |