3 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
10 ////////////////////////////////////////////////
11 // AliDetector Class for MUON subsystem //
12 ////////////////////////////////////////////////
13 #include "AliDetector.h"
16 class AliMUONLocalTrigger;
17 class AliMUONGlobalTrigger;
18 class AliMUONTriggerCircuit;
19 class AliMUONTriggerDecision;
20 class AliSegmentation;
21 class AliMUONResponse;
25 class AliMUONRawCluster;
26 class AliMUONClusterFinderVS;
27 class AliMUONReconstHit;
31 #include "TObjArray.h"
36 class AliMUON : public AliDetector {
39 AliMUON(const char *name, const char *title);
40 AliMUON(const AliMUON& rMUON);
42 virtual void AddHit(Int_t track , Int_t *vol, Float_t *hits);
43 virtual void AddHit(Int_t fIshunt, Int_t track, Int_t iChamber,
44 Int_t idpart, Float_t X, Float_t Y, Float_t Z,
45 Float_t tof, Float_t momentum, Float_t theta,
46 Float_t phi, Float_t length, Float_t destep);
47 virtual void AddPadHit(Int_t* clhits); // To be removed !
48 virtual void AddDigits(Int_t id, Int_t* tracks, Int_t* charges,
50 virtual void AddRawCluster(Int_t id, const AliMUONRawCluster& clust);
51 virtual void BuildGeometry();
52 void AddGlobalTrigger(Int_t *singlePlus, Int_t *singleMinus,
53 Int_t *singleUndef, Int_t *pairUnlike,
55 void AddLocalTrigger(Int_t* ltrigger);
56 Int_t DistancetoPrimitive(Int_t px, Int_t py);
57 virtual Int_t IsVersion() const {return 0;}
58 TClonesArray *PadHits() {return fPadHits;}
59 TClonesArray *LocalTrigger() {return fLocalTrigger;}
60 TClonesArray *GlobalTrigger() {return fGlobalTrigger;}
61 virtual void MakeBranch(Option_t *opt=" ");
62 virtual void MakeBranchInTreeD(TTree *treeD, const char *file=0);
63 void SetTreeAddress();
64 virtual void ResetHits();
65 virtual void ResetDigits();
66 virtual void ResetTrigger();
67 virtual void ResetRawClusters();
69 virtual void Digits2Reco();
70 virtual void FindClusters();
72 virtual void SDigits2Digits();
73 // Configuration Methods (per station id)
75 // Set Chamber Segmentation Parameters
76 // id refers to the station and isec to the cathode plane
77 // Set Z values for all chambers
78 virtual void SetChambersZ(const Float_t *Z);
79 virtual void SetChambersZToDefault(void);
80 virtual void SetPadSize(Int_t id, Int_t isec, Float_t p1, Float_t p2);
81 // Set Signal Generation Parameters
82 virtual void SetSigmaIntegration(Int_t id, Float_t p1);
83 virtual void SetChargeSlope(Int_t id, Float_t p1);
84 virtual void SetChargeSpread(Int_t id, Float_t p1, Float_t p2);
85 virtual void SetMaxAdc(Int_t id, Int_t p1);
86 // Set Segmentation and Response Model
87 virtual void SetSegmentationModel(Int_t id, Int_t isec,
88 AliSegmentation *segmentation);
89 virtual void SetResponseModel(Int_t id, AliMUONResponse *response);
90 virtual void SetNsec(Int_t id, Int_t nsec);
91 // Set Reconstruction Model
92 virtual void SetReconstructionModel(Int_t id, AliMUONClusterFinderVS *reconstruction);
93 // Set Merger/Digitizer
94 virtual void SetMerger(AliMUONMerger* merger);
95 virtual AliMUONMerger* Merger();
97 // Set Stepping Parameters
98 virtual void SetMaxStepGas(Float_t p1);
99 virtual void SetMaxStepAlu(Float_t p1);
100 virtual void SetMaxDestepGas(Float_t p1);
101 virtual void SetMaxDestepAlu(Float_t p1);
102 virtual void SetAcceptance(Bool_t acc=0, Float_t angmin=2, Float_t angmax=9);
103 // Response Simulation
104 virtual void MakePadHits(Float_t xhit,Float_t yhit, Float_t zhit,
105 Float_t eloss, Float_t tof, Int_t id);
106 // get Trigger answer
107 void Trigger(Int_t nev);
108 // Return reference to Chamber #id
109 virtual AliMUONChamber& Chamber(Int_t id)
110 {return *((AliMUONChamber *) (*fChambers)[id]);}
111 // Return reference to Circuit #id
112 virtual AliMUONTriggerCircuit& TriggerCircuit(Int_t id)
113 {return *((AliMUONTriggerCircuit *) (*fTriggerCircuits)[id]);}
114 // Retrieve pad hits for a given Hit
115 virtual AliMUONPadHit* FirstPad(AliMUONHit *hit, TClonesArray *padHits);
116 virtual AliMUONPadHit* NextPad(TClonesArray *padHits);
117 // Return pointers to digits
118 TObjArray *Dchambers() {return fDchambers;}
119 Int_t *Ndch() {return fNdch;}
120 virtual TClonesArray *DigitsAddress(Int_t id)
121 {return ((TClonesArray *) (*fDchambers)[id]);}
122 // Return pointers to reconstructed clusters
123 TObjArray *RawClusters() {return fRawClusters;}
124 Int_t *Nrawch() {return fNrawch;}
125 virtual TClonesArray *RawClustAddress(Int_t id)
126 {return ((TClonesArray *) (*fRawClusters)[id]);}
128 AliMUONRawCluster *RawCluster(Int_t ichamber, Int_t icathod,
131 AliMUON& operator = (const AliMUON& rhs);
135 Int_t fNCh; // Number of chambers
136 Int_t fNTrackingCh; // Number of tracking chambers
137 TObjArray *fChambers; //! List of Tracking Chambers
138 TObjArray *fTriggerCircuits; //! List of Trigger Circuits
139 Int_t fNPadHits; // Number of pad hits
140 TClonesArray *fPadHits; //! List of pad hits
141 TObjArray *fDchambers; //! List of digits
142 Int_t *fNdch; // [fNCh] Number of digits per chamber
143 TObjArray *fRawClusters; //! List of raw clusters
144 Int_t *fNrawch; // [fNTrackingCh] Number of raw clusters per chamber
145 Int_t fNLocalTrigger; // Number of Local Trigger
146 TClonesArray *fLocalTrigger; //! List of Local Trigger
147 Int_t fNGlobalTrigger; // Number of Global Trigger
148 TClonesArray *fGlobalTrigger; //! List of Global Trigger
151 Bool_t fAccCut; //Transport acceptance cut
152 Float_t fAccMin; //Minimum acceptance cut used during transport
153 Float_t fAccMax; //Minimum acceptance cut used during transport
156 // Stepping Parameters
157 Float_t fMaxStepGas; // Maximum step size inside the chamber gas
158 Float_t fMaxStepAlu; // Maximum step size inside the chamber aluminum
159 Float_t fMaxDestepGas; // Maximum relative energy loss in gas
160 Float_t fMaxDestepAlu; // Maximum relative energy loss in aluminum
165 Int_t fMaxIterPad; // Maximum pad index
166 Int_t fCurIterPad; // Current pad index
167 // Background eent for event mixing
168 Text_t *fFileName; // ! File with background hits
169 AliMUONMerger *fMerger; // ! pointer to merger
171 ClassDef(AliMUON,3) // MUON Detector base class