AliMUONClusterFinderAZ(Bool_t draw, Int_t iReco);// Constructor
virtual ~AliMUONClusterFinderAZ(); // Destructor
- void FindRawClusters(); // the same interface as for old cluster finder
- void EventLoop(Int_t nev, Int_t ch); // first event
- Bool_t TestTrack(Int_t t); // test if track was selected
+ void FindRawClusters(); // the same interface as for old cluster finder
+ void EventLoop(Int_t nev, Int_t ch); // first event
+ Bool_t TestTrack(Int_t t); // test if track was selected
- static AliMUONClusterFinderAZ* fgClusterFinder;
-
- Int_t fnPads[2]; // ! number of pads in the cluster on 2 cathodes
- Float_t fXyq[6][kDim]; // ! pad information
- Int_t fPadIJ[2][kDim]; // ! pad information
- AliSegmentation *fSegmentation[2]; // ! segmentation
- AliMUONResponse *fResponse; // ! response
- Float_t fZpad; // ! z-coordinate of the hit
- Int_t fNpar; // ! number of fit parameters
- Double_t fQtot; // ! total cluster charge
- Int_t fReco; // ! =1 if run reco with writing to TreeR
+ static AliMUONClusterFinderAZ* fgClusterFinder;
+
+protected:
- protected:
+
+
private:
-
- static TMinuit* fgMinuit; // ! Fitter
- Bool_t fUsed[2][kDim]; // ! flags for used pads
- TH2F *fHist[4]; // ! histograms
+
+ Int_t fnPads[2]; // ! number of pads in the cluster on 2 cathodes
+ Float_t fXyq[6][kDim]; // ! pad information
+ Int_t fPadIJ[2][kDim]; // ! pad information
+ AliSegmentation *fSegmentation[2]; // ! segmentation
+ AliMUONResponse *fResponse;// ! response
+ Float_t fZpad; // ! z-coordinate of the hit
+ Int_t fNpar; // ! number of fit parameters
+ Double_t fQtot; // ! total cluster charge
+ Int_t fReco; // ! =1 if run reco with writing to TreeR
+
+ static TMinuit* fgMinuit; // ! Fitter
+ Bool_t fUsed[2][kDim]; // ! flags for used pads
+ TH2F* fHist[4]; // ! histograms
TClonesArray *fMuonDigits; // ! pointer to digits
- Bool_t fDraw; // ! draw flag
- Int_t fnMu; // number of muons passing thru the selected area
- Double_t fxyMu[2][7]; // ! muon information
- TObjArray *fPixArray; // collection of pixels
+ Bool_t fDraw; // ! draw flag
+ Int_t fnMu; // number of muons passing thru the selected area
+ Double_t fxyMu[2][7]; // ! muon information
+ TObjArray* fPixArray; // collection of pixels
// Functions
- void ModifyHistos(void); // modify histograms
- void AddPad(Int_t cath, Int_t digit); // add a pad to the cluster
+ void ModifyHistos(void); // modify histograms
+ void AddPad(Int_t cath, Int_t digit); // add a pad to the cluster
Bool_t Overlap(Int_t cath, TObject *dig); // check if the pad from one cathode overlaps with a pad in the cluster on the other cathode
Bool_t Overlap(Float_t *xy1, Int_t iPad, Float_t *xy12, Int_t iSkip); // check if pads xy1 and iPad overlap and return overlap area
Bool_t CheckPrecluster(Int_t *nShown); // check precluster to simplify it (if possible)
- void BuildPixArray(); // build array of pixels
- void AjustPixel(Float_t width, Int_t ixy); // ajust size of small pixels
- void AjustPixel(Float_t wxmin, Float_t wymin); // ajust size of large pixels
+ void BuildPixArray(); // build array of pixels
+ void AjustPixel(Float_t width, Int_t ixy); // ajust size of small pixels
+ void AjustPixel(Float_t wxmin, Float_t wymin); // ajust size of large pixels
Bool_t MainLoop(); // repeat MLEM algorithm until pixels become sufficiently small
- void Mlem(Double_t *coef, Double_t *probi); // use MLEM for cluster finding
- void FindCOG(TH2D *mlem, Double_t *xyc); // find COG position around maximum bin
- Int_t FindNearest(AliMUONPixel *pixPtr0); // find nearest neighbouring pixel to the given one
- void Split(TH2D *mlem, Double_t *coef); // steering function for pixels
- void AddBin(TH2D *mlem, Int_t ic, Int_t jc, Int_t mode, Bool_t* used, TObjArray *pix); // add a bin to the cluster
+ void Mlem(Double_t *coef, Double_t *probi); // use MLEM for cluster finding
+ void FindCOG(TH2D *mlem, Double_t *xyc); // find COG position around maximum bin
+ Int_t FindNearest(AliMUONPixel *pixPtr0); // find nearest neighbouring pixel to the given one
+ void Split(TH2D *mlem, Double_t *coef); // steering function for pixels
+ void AddBin(TH2D *mlem, Int_t ic, Int_t jc, Int_t mode, Bool_t* used, TObjArray *pix); // add a bin to the cluster
TObject* BinToPix(TH2D *mlem, Int_t jc, Int_t ic); // hist. bin-to-pixel
- void AddCluster(Int_t ic, Int_t nclust, TMatrixD *aijcluclu, Bool_t *used, Int_t *clustNumb, Int_t &nCoupled); // add a cluster to the group of coupled clusters
+ void AddCluster(Int_t ic, Int_t nclust, TMatrixD *aijcluclu, Bool_t *used, Int_t *clustNumb, Int_t &nCoupled); // add a cluster to the group of coupled clusters
Double_t MinGroupCoupl(Int_t nCoupled, Int_t *clustNumb, TMatrixD *aijcluclu, Int_t *minGroup); // find group of cluster with min. coupling to others
- Int_t SelectPad(Int_t nCoupled, Int_t nForFit, Int_t *clustNumb, Int_t *clustFit, TMatrixD *aijcluclu); //select pads for fit
- void Merge(Int_t nForFit, Int_t nCoupled, Int_t *clustNumb, Int_t *clustFit, TObjArray **clusters, TMatrixD *aijcluclu, TMatrixD *aijclupad); // merge clusters
- Int_t Fit(Int_t nfit, Int_t *clustFit, TObjArray **clusters, Double_t *parOk); // do the fitting
- void UpdatePads(Int_t nfit, Double_t *par); // subtract fitted charges from pads
- void AddRawCluster(Double_t x, Double_t y, Double_t fmin); // add new raw cluster
+ Int_t SelectPad(Int_t nCoupled, Int_t nForFit, Int_t *clustNumb, Int_t *clustFit, TMatrixD *aijcluclu); //select pads for fit
+ void Merge(Int_t nForFit, Int_t nCoupled, Int_t *clustNumb, Int_t *clustFit, TObjArray **clusters, TMatrixD *aijcluclu, TMatrixD *aijclupad); // merge clusters
+ Int_t Fit(Int_t nfit, Int_t *clustFit, TObjArray **clusters, Double_t *parOk); // do the fitting
+ void UpdatePads(Int_t nfit, Double_t *par); // subtract fitted charges from pads
+ void AddRawCluster(Double_t x, Double_t y, Double_t fmin); // add new raw cluster
Int_t FindLocalMaxima(Int_t *localMax, Double_t *maxVal); // find local maxima
- void FlagLocalMax(TH2D *hist, Int_t i, Int_t j, Int_t *isLocalMax); // flag local max
- void FindCluster(Int_t *localMax, Int_t iMax); // find cluster around local max
+ void FlagLocalMax(TH2D *hist, Int_t i, Int_t j, Int_t *isLocalMax); // flag local max
+ void FindCluster(Int_t *localMax, Int_t iMax); // find cluster around local max
+ // This function is used for fitting
+ void fcn1(Int_t &npar, Double_t *gin, Double_t &f, Double_t *par, Int_t iflag);
ClassDef(AliMUONClusterFinderAZ,0) // cluster finder in MUON arm of ALICE
};
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff