class AliTRDtransform;
class AliTRDCalROC;
class AliTRDReconstructor;
+class AliTRDCalSingleChamberStatus;
+class AliTRDrawStreamBase;
+class AliTRDrecoParam;
class AliTRDclusterizer : public TNamed
{
public:
// steering flags
+ // bits from 0-13 are reserved by ROOT (see TObject.h)
enum{
- kOwner = BIT(14)
+ kTrOwner = BIT(14) // toggle online tracklets ownership
+ ,kClOwner= BIT(15) // toggle cluster ownership
+ ,kLabels = BIT(16) // toggle MC labels for clusters
+ ,kHLT = BIT(17) // HLT mode
+ ,kLUT = BIT(18) // using look up table for cluster's r-phi position
+ ,kGAUS = BIT(19) // using gauss approx. for cluster's r-phi position
+ ,knewDM = BIT(20) // was the digitsmanger created by raw2clusters?
+ };
+
+ struct MaxStruct
+ {
+ Int_t row; // row of the current cluster candidate
+ Int_t col; // col of the current cluster candidate
+ Int_t time; // time -"-
+ Short_t signals[3]; // signals of the maximum pad and it's twon neigbours
+ UChar_t padStatus; // padStatus of the current cluster candidate
+ Bool_t fivePad; // is this cluster candidate part of a 5 pad cluster (two overlaping clusters)?
+ MaxStruct():row(-1),col(0),time(0),padStatus(0),fivePad(kFALSE)
+ {memset(signals, 0, 3*sizeof(Short_t));}
+ MaxStruct &operator=(const MaxStruct &a)
+ {memcpy(this, &a, sizeof(MaxStruct)); return *this;}
};
- AliTRDclusterizer(AliTRDReconstructor *rec = 0x0);
- AliTRDclusterizer(const Text_t* name, const Text_t* title, AliTRDReconstructor *rec = 0x0);
+ AliTRDclusterizer(const AliTRDReconstructor *const rec = 0x0);
+ AliTRDclusterizer(const Text_t* name, const Text_t* title, const AliTRDReconstructor *const rec = 0x0);
AliTRDclusterizer(const AliTRDclusterizer &c);
virtual ~AliTRDclusterizer();
AliTRDclusterizer &operator=(const AliTRDclusterizer &c);
- virtual void Copy(TObject &c) const;
+ void Copy(TObject &c) const;
- virtual Bool_t Open(const Char_t *name, Int_t nEvent = 0);
- virtual Bool_t OpenInput(Int_t nEvent = 0);
- virtual Bool_t OpenOutput();
- virtual Bool_t OpenOutput(TTree *clusterTree);
+ Bool_t Open(const Char_t *name, Int_t nEvent = 0);
+ Bool_t OpenInput(Int_t nEvent = 0);
+ Bool_t OpenOutput();
+ Bool_t OpenOutput(TTree *const clusterTree);
- virtual Bool_t ReadDigits();
- virtual Bool_t ReadDigits(AliRawReader *rawReader);
- virtual Bool_t ReadDigits(TTree *digitsTree);
+ Bool_t ReadDigits();
+ Bool_t ReadDigits(AliRawReader *rawReader);
+ Bool_t ReadDigits(TTree *digitsTree);
- virtual Bool_t WriteClusters(Int_t det);
- void ResetRecPoints();
- TClonesArray *RecPoints();
- Bool_t WriteTracklets(Int_t det);
+ Bool_t WriteClusters(Int_t det);
+ void ResetRecPoints();
+ virtual TClonesArray *RecPoints();
+ virtual TClonesArray *TrackletsArray();
+ Bool_t WriteTracklets(Int_t det);
- virtual Bool_t Raw2Clusters(AliRawReader *rawReader);
- virtual Bool_t Raw2ClustersChamber(AliRawReader *rawReader);
+ Bool_t Raw2Clusters(AliRawReader *rawReader);
+ Bool_t Raw2ClustersChamber(AliRawReader *rawReader);
- virtual Bool_t MakeClusters();
- virtual Bool_t MakeClusters(Int_t det);
+ Bool_t MakeClusters();
+ Bool_t MakeClusters(Int_t det);
- virtual Bool_t AddLabels(Int_t idet, Int_t firstClusterROC, Int_t nClusterROC);
- virtual Bool_t SetAddLabels(Bool_t kset) { fAddLabels = kset;
- return fAddLabels; } // should we assign labels to clusters
- virtual void SetRawVersion(Int_t iver) { fRawVersion = iver; } // set the expected raw data version
+ Bool_t AddLabels();
+ Bool_t SetUseLabels(const Bool_t kset) { SetBit(kLabels, kset); return TestBit(kLabels); } // should we assign labels to clusters
+ void SetRawVersion(const Int_t iver) { fRawVersion = iver; } // set the expected raw data version
void SetReconstructor(const AliTRDReconstructor *rec) {fReconstructor = rec;}
static UChar_t GetStatus(Short_t &signal);
+ Int_t GetAddedClusters() const {return fNoOfClusters;}
+ Int_t GetNTimeBins() const {return fTimeTotal;}
+
+ Bool_t IsClustersOwner() const {return TestBit(kClOwner);}
+ virtual void SetClustersOwner(Bool_t own=kTRUE) {SetBit(kClOwner, own); if(!own) {fRecPoints = 0x0; fNoOfClusters=0;} }
+ void SetTrackletsOwner(Bool_t own=kTRUE) {SetBit(kTrOwner, own); if(!own) {fTracklets = 0x0; } }
+
+protected:
+
+ void DeConvExp (Short_t *const arr, const Int_t nTime, const Int_t nexp);
+ void TailCancelation(const AliTRDrecoParam* const recoParam);
+
+ Float_t Unfold(Double_t eps, Int_t layer, const Double_t *const padSignal) const;
+
+ void SetPadStatus(const UChar_t status, UChar_t &encoding) const;
+ UChar_t GetPadStatus(UChar_t encoding) const;
+ Int_t GetCorruption(UChar_t encoding) const;
+
+ Bool_t IsMaximum(const MaxStruct &Max, UChar_t &padStatus, Short_t *const Signals); //for const correctness reasons not const parameters are given separately
+ Bool_t FivePadCluster(MaxStruct &ThisMax, MaxStruct &NeighbourMax);
+ void CreateCluster(const MaxStruct &Max);
+
+ virtual void AddClusterToArray(AliTRDcluster* cluster);
+ virtual void AddTrackletsToArray();
- Bool_t IsClustersOwner() const {return TestBit(kOwner);}
- void SetClustersOwner(Bool_t own=kTRUE) {SetBit(kOwner, own); if(!own) fRecPoints = 0x0;}
-
- protected:
-
- void DeConvExp(Double_t *source, Double_t *target
- , Int_t nTimeTotal, Int_t nexp);
- void TailCancelation(AliTRDarrayADC *digitsIn
- , AliTRDarraySignal *digitsOut
- , AliTRDSignalIndex *indexesIn
- , AliTRDSignalIndex *indexesOut
- , Int_t nTimeTotal
- , Float_t ADCthreshold
- , AliTRDCalROC *calGainFactorROC
- , Float_t calGainFactorDetValue);
- virtual Double_t Unfold(Double_t eps, Int_t layer, Double_t *padSignal);
- Double_t GetCOG(Double_t signal[5]) const;
- void FillLUT();
- Double_t LUTposition(Int_t ilayer, Double_t ampL, Double_t ampC, Double_t ampR) const;
- virtual void ResetHelperIndexes(AliTRDSignalIndex *indexesIn);
-
- const AliTRDReconstructor *fReconstructor; //! reconstructor
+private:
+ inline void CalcAdditionalInfo(const MaxStruct &Max, Short_t *const signals, Int_t &nPadCount);
+
+protected:
+ const AliTRDReconstructor *fReconstructor; //! reconstructor
AliRunLoader *fRunLoader; //! Run Loader
TTree *fClusterTree; //! Tree with the cluster
TClonesArray *fRecPoints; //! Array of clusters
+ TClonesArray *fTracklets; //! Array of online tracklets
TTree *fTrackletTree; //! Tree for tracklets
UInt_t **fTrackletContainer; //! tracklet container
- Bool_t fAddLabels; // Should clusters have MC labels?
Int_t fRawVersion; // Expected raw version of the data - default is 2
- AliTRDSignalIndex *fIndexesOut; //! Helper indexes for clusterization
- AliTRDSignalIndex *fIndexesMaxima; //! Helper indexes for clusterization
-
AliTRDtransform *fTransform; //! Transforms the reconstructed space points
- Int_t fLUTbin; // Number of bins of the LUT
- Double_t *fLUT; //! The lookup table
-
- ClassDef(AliTRDclusterizer,6) // TRD clusterfinder
+ AliTRDarrayADC *fDigits; // Array holding the digits
+ AliTRDSignalIndex *fIndexes; // Array holding the indexes to the digits
+ Short_t fMaxThresh; // Threshold value for the maximum
+ Short_t fMaxThreshTest; // Threshold value for the maximum to test agains
+ Short_t fSigThresh; // Threshold value for the digit signal
+ Float_t fMinMaxCutSigma; // Threshold value for the maximum (cut noise)
+ Float_t fMinLeftRightCutSigma; // Threshold value for the sum pad (cut noise)
+ Int_t fLayer; // Current layer of the detector
+ Int_t fDet; // Current detecor
+ UShort_t fVolid; // Volume ID
+ Int_t fColMax; // Number of Colums in one detector
+ Int_t fTimeTotal; // Number of time bins
+ AliTRDCalROC *fCalGainFactorROC; // Calibration object with pad wise values for the gain factors
+ Float_t fCalGainFactorDetValue;// Calibration value for chamber wise noise
+ AliTRDCalROC *fCalNoiseROC; // Calibration object with pad wise values for the noise
+ Float_t fCalNoiseDetValue; // Calibration value for chamber wise noise
+ AliTRDCalSingleChamberStatus *fCalPadStatusROC; // Calibration object with the pad status
+ Int_t fClusterROC; // The index to the first cluster of a given ROC
+ Int_t firstClusterROC; // The number of cluster in a given ROC
+ Int_t fNoOfClusters; // Number of Clusters already processed and still owned by the clusterizer
+ Int_t fBaseline; // Baseline of the ADC values
+ AliTRDrawStreamBase *fRawStream; // Currently used RawStream
+
+ ClassDef(AliTRDclusterizer,6) // TRD clusterfinder
};