/* $Id$ */
+///////////////////////////////////////////////////////////////////////////////
+// //
+// TRD cluster //
+// //
+///////////////////////////////////////////////////////////////////////////////
-#include "AliCluster.h"
+#include "AliCluster.h"
-class AliTRDrecPoint;
+class AliTRDtrackletWord;
class AliTRDcluster : public AliCluster {
+ friend class AliHLTTRDCluster;
- public:
+public:
+ enum ETRDclusterStatus {
+ kInChamber = BIT(16) // Out of fiducial volume of chamber (signal tails)
+ ,kFivePad = BIT(17) // Deconvoluted clusters
+ ,kLUT = BIT(18)
+ ,kGAUS = BIT(19)
+ ,kCOG = BIT(20)
+ };
+ enum ETRDclusterMask {
+ kMaskedLeft = 0
+ ,kMaskedCenter = 1
+ ,kMaskedRight = 2
+ };
AliTRDcluster();
+ AliTRDcluster(Int_t det, UChar_t col, UChar_t row, UChar_t time, const Short_t *sig, UShort_t volid);
+ AliTRDcluster(Int_t det, Float_t q, Float_t *pos, Float_t *sig
+ , Int_t *tracks, Char_t npads, Short_t * const signals
+ , UChar_t col, UChar_t row, UChar_t time
+ , Char_t timebin, Float_t center, UShort_t volid);
+ AliTRDcluster(const AliTRDtrackletWord *const tracklet, Int_t det, UShort_t volid);
AliTRDcluster(const AliTRDcluster &c);
- AliTRDcluster(const AliTRDrecPoint &p);
+ virtual ~AliTRDcluster() {};
+ AliTRDcluster &operator=(const AliTRDcluster &c);
- virtual void AddTrackIndex(Int_t *i);
+ virtual void AddTrackIndex(const Int_t * const i);
+ void Clear(Option_t *o="");
+
+ Bool_t IsEqual(const TObject *otherCluster) const;
+ Bool_t IsInChamber() const { return TestBit(kInChamber); }
+ Bool_t IsMasked() const { return fClusterMasking ? kTRUE : kFALSE; }
+ Bool_t IsShared() const { return IsClusterShared(); }
+ Bool_t IsUsed() const { return IsClusterUsed(); }
+ Bool_t IsFivePad() const { return TestBit(kFivePad); }
+ inline Bool_t IsRPhiMethod(ETRDclusterStatus m) const;
+ UChar_t GetPadMaskedPosition() const { return fClusterMasking & 7; }
+ UChar_t GetPadMaskedStatus() const { return fClusterMasking >> 3; }
+ Int_t GetDetector() const { return fDetector; }
+ Int_t GetLocalTimeBin() const { return fLocalTimeBin; }
+ Float_t GetQ() const { return fQ; }
+ Int_t GetNPads() const { return fNPads; }
+ Float_t GetCenter() const { return fCenter; }
+ Int_t GetPadCol() const { return fPadCol; }
+ Int_t GetPadRow() const { return fPadRow; }
+ Int_t GetPadTime() const { return fPadTime; }
+ Short_t *GetSignals() { return fSignals; }
+ Float_t GetSumS() const;
+
+ static Double_t GetSX(Int_t tb, Double_t z=-1);
+ static Double_t GetSYdrift(Int_t tb, Int_t ly=0, Double_t z=-1);
+ static Double_t GetSYcharge(Float_t q);
+ static Double_t GetSYprf(Int_t ly, Double_t center, Double_t s2);
+ static Double_t GetXcorr(Int_t tb, Double_t z=-1);
+ static Double_t GetYcorr(Int_t ly, Float_t y);
+ Float_t GetXloc(Double_t t0, Double_t vd
+ , const Double_t *const q = 0x0
+ , const Double_t *const xq = 0x0
+ , Double_t z = 0.2);
+ Float_t GetYloc(Double_t y0, Double_t s2, Double_t W, Double_t *const y1=0x0, Double_t *const y2=0x0);
+
+ void Print(Option_t* o="") const;
+
+ void SetLocalTimeBin(Char_t t) { fLocalTimeBin = t; }
+ void SetNPads(Int_t n) { fNPads = n; }
+ void SetPadCol(UChar_t inPadCol) { fPadCol = inPadCol; }
+ void SetPadRow(UChar_t inPadRow) { fPadRow = inPadRow; }
+ void SetPadTime(UChar_t inPadTime) { fPadTime = inPadTime; }
+ void SetDetector(Short_t inDetector) { fDetector = inDetector; }
+ void SetQ(Float_t inQ) { fQ = inQ; }
+ void SetClusterMasking(UChar_t inClusterMasking) { fClusterMasking = inClusterMasking; }
+ void SetShared(Bool_t sh = kTRUE) { SetBit(AliCluster::kShared,sh); }
+ void SetFivePad(Bool_t b = kTRUE) { SetBit(kFivePad,b); }
+ void SetInChamber(Bool_t in = kTRUE) { SetBit(kInChamber,in); }
+ void SetPadMaskedPosition(UChar_t position);
+ void SetPadMaskedStatus(UChar_t status);
+ void SetSigmaY2(Float_t s2, Float_t dt, Float_t exb, Float_t x0, Float_t z=-1., Float_t tgp=0.);
+ inline void SetRPhiMethod(ETRDclusterStatus m);
+
+ void Use(Int_t u = 1) { SetBit(AliCluster::kUsed, u ? kTRUE : kFALSE); }
+
+protected:
+
+ UChar_t fPadCol; // Central pad number in column direction
+ UChar_t fPadRow; // Central pad number in row direction
+ UChar_t fPadTime; // Uncalibrated time bin number
+ Char_t fLocalTimeBin; // T0-calibrated time bin number
+ UChar_t fNPads; // Number of pads in cluster
+ UChar_t fClusterMasking; // Bit field containing cluster status information;
+ Short_t fDetector; // TRD detector number
+ Short_t fSignals[7]; // Signals in the cluster
+ Float_t fQ; // Amplitude
+ Float_t fCenter; // Center of the cluster relative to the pad
+
+private:
+
+ Float_t GetDYcog(const Double_t *const y1=0x0, const Double_t *const y2=0x0);
+ Float_t GetDYlut(const Double_t *const y1=0x0, const Double_t *const y2=0x0);
+ Float_t GetDYgauss(Double_t sw, Double_t *const y1=0x0, Double_t *const y2=0x0);
+ static void FillLUT();
+
+ static const Int_t fgkNlut; //! Number of bins of the LUT
+ static Double_t *fgLUT; //! The lookup table
+
+ ClassDef(AliTRDcluster, 7) // Cluster for the TRD
- Int_t IsUsed() const { return (fQ < 0) ? 1 : 0; }
- void Use(Int_t = 0) { fQ = -fQ; }
-
- Bool_t From2pad() const { return TestBit(k2pad); }
- Bool_t From3pad() const { return TestBit(k3pad); }
- Bool_t From4pad() const { return TestBit(k4pad); }
- Bool_t From5pad() const { return TestBit(k5pad); }
- Bool_t FromLarge() const { return TestBit(kLarge);}
- Bool_t Isolated() const { return (TestBit(k2pad) || TestBit(k3pad)); }
-
- virtual void SetDetector(Int_t d) { fDetector = d; }
- void SetLocalTimeBin(Int_t t) { fTimeBin = t; }
- void SetQ(Float_t q) { fQ = q; }
- virtual void SetX(Float_t x) { fX = x; }
- void SetSignals(Short_t *signals);
-
- virtual Int_t GetDetector() const { return fDetector; }
- Int_t GetLocalTimeBin() const { return fTimeBin; }
- Float_t GetQ() const { return fQ; }
- virtual Float_t GetX() const { return fX; }
-
- void Set2pad() { SetBit(k2pad); fNPads=2; }
- void Set3pad() { SetBit(k3pad); fNPads=3; }
- void Set4pad() { SetBit(k4pad); fNPads=4; }
- void Set5pad() { SetBit(k5pad); fNPads=5; }
- void SetLarge() { SetBit(kLarge);fNPads=6; }
- Int_t GetNPads() const {return fNPads;}
- void SetCenter(Float_t center){fCenter =center;}
- Float_t GetCenter() const {return fCenter;}
- Float_t GetSumS() const;
- Float_t GetCenterS() const;
- protected:
-
- enum {
- k2pad = 0x00000001, // 2 pad cluster
- k3pad = 0x00000002, // 3 pad cluster
- k4pad = 0x00000004, // 4 pad cluster
- k5pad = 0x00000008, // 5 pad cluster
- kLarge = 0x00000016 // Large cluster
- };
-
- Int_t fDetector; // TRD detector number
- Float_t fX; // local (in this detector) x pos (first order proportional to time bin (depends on local drift velocity!), (x=0 corresponds timebin=0, thus x increases TOWARDS interaction point )
- Char_t fTimeBin; // Time bin number within the detector
- Float_t fQ; // amplitude
- Char_t fNPads; // number of pads in cluster
- Float_t fCenter; // center of the cluster relative to the pad
- Short_t fSignals[7]; // signals in the cluster
-
- ClassDef(AliTRDcluster,3) // Cluster for the TRD
-
};
+//________________________________________________
+inline Bool_t AliTRDcluster::IsRPhiMethod(ETRDclusterStatus m) const
+{
+ if(m==kLUT && TestBit(kLUT)) return kTRUE;
+ else if(m==kGAUS && TestBit(kGAUS)) return kTRUE;
+ else if(m==kCOG && (!TestBit(kLUT)&&!TestBit(kGAUS))) return kTRUE;
+
+ return kFALSE;
+}
+
+//________________________________________________
+inline void AliTRDcluster::SetRPhiMethod(ETRDclusterStatus m)
+{
+ SetBit(kCOG,0);SetBit(kLUT,0);SetBit(kGAUS,0);
+ switch(m){
+ case kCOG: SetBit(kCOG); break;
+ case kLUT: SetBit(kLUT); break;
+ case kGAUS: SetBit(kGAUS); break;
+ default: SetBit(kLUT); break;
+ }
+}
#endif
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff