4 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
5 * See cxx source for full Copyright notice */
10 ////////////////////////////////////////////////
11 // Manager and hits classes for set:RICH //
12 ////////////////////////////////////////////////
13 #include "AliDetector.h"
14 #include "AliRICHConst.h"
15 #include "AliRICHChamber.h"
16 static const int kNCH=7;
22 class AliRICHRawCluster;
23 class AliRICHRecHit1D;
24 class AliRICHRecHit3D;
25 class AliRICHClusterFinder;
28 class AliRICHCerenkov;
29 class AliSegmentation;
30 class AliRICHResponse;
32 class AliRICHGeometry;
35 class AliRICH : public AliDetector {
38 AliRICH(const char *name, const char *title);
39 AliRICH(const AliRICH& RICH);
41 virtual void AddHit(Int_t track, Int_t *vol, Float_t *hits);
42 virtual void AddCerenkov(Int_t track, Int_t *vol, Float_t *cerenkovs);
43 virtual void AddSDigit(Int_t *clhits);
44 virtual void AddDigits(Int_t id, Int_t *tracks, Int_t *charges, Int_t *digits);
45 virtual void AddRawCluster(Int_t id, const AliRICHRawCluster& cluster);
46 virtual void AddRecHit1D(Int_t id, Float_t* rechit, Float_t* photons, Int_t* padsx, Int_t* padsy);
47 virtual void AddRecHit3D(Int_t id, Float_t* rechit);
50 virtual void BuildGeometry();
51 virtual void CreateGeometry();
52 virtual void CreateMaterials();
53 virtual Float_t AbsoCH4(Float_t x);
54 virtual Float_t Fresnel(Float_t ene,Float_t pdoti, Bool_t pola);
55 virtual void StepManager();
56 Int_t DistancetoPrimitive(Int_t px, Int_t py);
57 virtual Int_t IsVersion() const =0;
59 TClonesArray *SDigits() {return fSDigits;}
60 TClonesArray *Cerenkovs() {return fCerenkovs;}
61 virtual void MakeBranch(Option_t *opt=" ", char *file=0);
62 void SetTreeAddress();
63 virtual void ResetHits();
64 virtual void ResetDigits();
65 virtual void ResetRawClusters();
66 virtual void ResetRecHits1D();
67 virtual void ResetRecHits3D();
68 virtual void FindClusters(Int_t nev,Int_t lastEntry);
69 virtual void Digitise(Int_t nev,Int_t flag,Option_t *opt=" ",Text_t *name=" ");
70 virtual void SDigits2Digits();
72 // Configuration Methods (per station id)
74 // Set Chamber Segmentation Parameters
75 // id refers to the station and isec to the cathode plane
76 // Set Segmentation and Response Model
77 virtual void SetGeometryModel(Int_t id, AliRICHGeometry *geometry);
78 virtual void SetSegmentationModel(Int_t id, AliSegmentation *segmentation);
79 virtual void SetResponseModel(Int_t id, AliRICHResponse *response);
80 // Set Reconstruction Model
81 virtual void SetReconstructionModel(Int_t id, AliRICHClusterFinder *reconstruction);
82 // Set source debugging level
83 void SetDebugLevel(Int_t level) {fDebugLevel=level;}
85 virtual void SetMerger(AliRICHMerger* thisMerger) {fMerger=thisMerger;}
86 // Get source debugging level
87 Int_t GetDebugLevel() {return fDebugLevel;}
88 // Response Simulation
89 virtual Int_t Hits2SDigits(Float_t xhit,Float_t yhit,Float_t eloss,Int_t id, ResponseType res);
90 // Return reference to Chamber #id
91 virtual AliRICHChamber& Chamber(Int_t id) {return *((AliRICHChamber *) (*fChambers)[id]);}
92 // Retrieve pad hits for a given Hit
93 virtual AliRICHSDigit* FirstPad(AliRICHHit *hit, TClonesArray *clusters);
94 virtual AliRICHSDigit* NextPad(TClonesArray *clusters);
95 // Return pointers to digits
96 TObjArray *Dchambers() {return fDchambers;}
97 Int_t *Ndch() {return fNdch;}
98 virtual TClonesArray *DigitsAddress(Int_t id) {return ((TClonesArray *) (*fDchambers)[id]);}
99 // Return pointers to rec. hits
100 TObjArray *RecHits1D() {return fRecHits1D;}
101 Int_t *Nrechits1D() {return fNrechits1D;}
102 virtual TClonesArray *RecHitsAddress1D(Int_t id) {return ((TClonesArray *) (*fRecHits1D)[id]);}
103 TObjArray *RecHits3D() {return fRecHits3D;}
104 Int_t *Nrechits3D() {return fNrechits3D;}
105 virtual TClonesArray *RecHitsAddress3D(Int_t id) {return ((TClonesArray *) (*fRecHits3D)[id]);}
107 // Return pointers to reconstructed clusters
108 virtual TClonesArray *RawClustAddress(Int_t id) {return ((TClonesArray *) (*fRawClusters)[id]);}
109 // Assignment operator
110 AliRICH& operator=(const AliRICH& rhs);
114 TObjArray *fChambers; // List of Tracking Chambers
115 Int_t fNSDigits; // Number of clusters
116 Int_t fNcerenkovs; // Number of cerenkovs
117 TClonesArray *fSDigits; // List of clusters
118 TObjArray *fDchambers; // List of digits
119 TClonesArray *fCerenkovs; // List of cerenkovs
120 Int_t fNdch[kNCH]; // Number of digits
121 TObjArray *fRawClusters; // List of raw clusters
122 TObjArray *fRecHits1D; // List of rec. hits
123 TObjArray *fRecHits3D; // List of rec. hits
124 Int_t fNrawch[kNCH]; // Number of raw clusters
125 Int_t fNrechits1D[kNCH]; // Number of rec hits
126 Int_t fNrechits3D[kNCH]; // Number of rec hits
127 Int_t fDebugLevel; // Source debugging level
129 Int_t fCkovNumber; // Number of Cerenkov photons
130 Int_t fCkovQuarz; // Cerenkovs crossing quartz
131 Int_t fCkovGap; // Cerenkovs crossing gap
132 Int_t fCkovCsi; // Cerenkovs crossing csi
133 Int_t fLostRfreo; // Cerenkovs reflected in freon
134 Int_t fLostRquar; // Cerenkovs reflected in quartz
135 Int_t fLostAfreo; // Cerenkovs absorbed in freon
136 Int_t fLostAquarz; // Cerenkovs absorbed in quartz
137 Int_t fLostAmeta; // Cerenkovs absorbed in methane
138 Int_t fLostCsi; // Cerenkovs below csi quantum efficiency
139 Int_t fLostWires; // Cerenkovs lost in wires
140 Int_t fFreonProd; // Cerenkovs produced in freon
141 Float_t fMipx; // x coord. of MIP
142 Float_t fMipy; // y coord. of MIP
143 Int_t fFeedbacks; // Number of feedback photons
144 Int_t fLostFresnel; // Cerenkovs lost by Fresnel reflection
147 // Background eent for event mixing
148 Text_t *fFileName; // ! File with background hits
149 AliRICHMerger *fMerger; // ! pointer to merger
151 ClassDef(AliRICH,1) //Hits manager for set:RICH