1 #ifndef ALITRDRECONSTRUCTOR_H
2 #define ALITRDRECONSTRUCTOR_H
3 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
8 ///////////////////////////////////////////////////////////////////////////////
10 // Class for TRD reconstruction //
12 ///////////////////////////////////////////////////////////////////////////////
14 #include "AliReconstructor.h"
15 #include "AliDetectorRecoParam.h"
16 #include "AliTRDrecoParam.h"
17 #include "AliTRDpidUtil.h"
20 class TTreeSRedirector;
22 class AliTRDReconstructor: public AliReconstructor
25 enum ETRDReconstructorSteer {
26 kDigitsConversion= BIT(0)
27 ,kWriteClusters = BIT(1)
30 ,kEightSlices = BIT(4)
31 ,kWriteTracklets = BIT(5)
37 enum ETRDReconstructorTask {
42 ,kNtasks = 4 // number of reconsruction tasks
44 enum ETRDReconstructorGas {
49 AliTRDReconstructor();
50 AliTRDReconstructor(const AliTRDReconstructor &r);
51 virtual ~AliTRDReconstructor();
52 AliTRDReconstructor& operator = (const AliTRDReconstructor&) { return *this;}
56 virtual void ConvertDigits(AliRawReader *rawReader, TTree *digitsTree) const;
57 virtual AliTracker* CreateTracker() const;
58 TTreeSRedirector* GetDebugStream(ETRDReconstructorTask task) const { return task < kNtasks ? fDebugStream[task] : 0x0; }
60 virtual void FillESD(AliRawReader *, TTree *clusterTree, AliESDEvent *esd) const { FillESD((TTree * )NULL, clusterTree, esd); }
61 virtual void FillESD(TTree *digitsTree, TTree *clusterTree, AliESDEvent *esd) const;
62 static TClonesArray* GetClusters() {return fgClusters;}
63 Int_t GetNdEdxSlices() const { return (Int_t)AliTRDpidUtil::GetNdEdxSlices(GetPIDMethod());}
64 ETRDReconstructorGas GetDriftGas() const { return fSteerParam&kDriftGas ? kAr : kXe;}
65 AliTRDpidUtil::ETRDPIDMethod GetPIDMethod() const { return fSteerParam&kSteerPID ? AliTRDpidUtil::kNN : AliTRDpidUtil::kLQ;}
66 static const AliTRDrecoParam* GetRecoParam() { return dynamic_cast<const AliTRDrecoParam*>(AliReconstructor::GetRecoParam(2)); }
67 Int_t GetStreamLevel(ETRDReconstructorTask task) const { return fStreamLevel[task];}
68 inline void GetTCParams(Double_t *par) const;
69 virtual Bool_t HasDigitConversion() const { return fSteerParam&kDigitsConversion; };
70 Bool_t IsWritingClusters() const { return fSteerParam&kWriteClusters;}
71 Bool_t IsWritingTracklets() const { return fSteerParam&kWriteTracklets;}
72 Bool_t IsHLT() const { return fSteerParam&kHLT;}
73 Bool_t IsSeeding() const { return fSteerParam&kSeeding;}
74 Bool_t IsCosmic() const { return fSteerParam&kCosmic;}
75 Bool_t IsEightSlices() const { return fSteerParam&kEightSlices;}
77 virtual void Reconstruct(AliRawReader *rawReader, TTree *clusterTree) const;
78 virtual void Reconstruct(TTree *digitsTree, TTree *clusterTree) const;
80 static void SetClusters(TClonesArray *clusters) {fgClusters = clusters;}
81 void SetOption(Option_t *opt);
82 inline void SetTCParams(Double_t *par);
83 void SetStreamLevel(Int_t level, ETRDReconstructorTask task= kTracker);
86 UChar_t fStreamLevel[kNtasks];// stream level for each reconstruction task
87 UInt_t fSteerParam; // steering flags
88 Double_t fTCParams[8]; // Tail Cancellation parameters for drift gases
89 TTreeSRedirector *fDebugStream[kNtasks];// Debug Streamer container;
91 static TClonesArray *fgClusters; // list of clusters for local reconstructor
93 ClassDef(AliTRDReconstructor, 1) // Class for the TRD reconstruction
97 //___________________________________________________
98 inline void AliTRDReconstructor::GetTCParams(Double_t *par) const
101 if(GetDriftGas()==kAr) memcpy(par, &fTCParams[4], 4*sizeof(Double_t));
102 else memcpy(par, &fTCParams[0], 4*sizeof(Double_t));
105 //___________________________________________________
106 inline void AliTRDReconstructor::SetTCParams(Double_t *par)
109 memcpy(fTCParams, par, 8*sizeof(Double_t));