3 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
8 ////////////////////////////////////////////////////////////////////////
9 // Manager class for set: ITS //
10 ////////////////////////////////////////////////////////////////////////
13 #include <TObjArray.h> // used in inline function GetModule.
14 #include "AliDetector.h"
15 #include "AliITSTrigger.h"
16 #include "AliITSDetTypeSim.h"
21 class AliITSpListItem;
22 class AliITSsimulation;
23 class AliITSsegmentation;
25 class AliITSCalibration;
31 class AliRunDigitizer;
34 class AliITS : public AliDetector {
37 //================= Standard Classes ===============================
38 AliITS(); // Default creator.
39 AliITS(const char *name, const char *title); // standard Creator
40 virtual ~AliITS(); // destructor
41 AliITS(const AliITS &source); // copy constructor. Not to be used!
42 AliITS& operator=(const AliITS &source); // = operator. Not to be used!
43 virtual Int_t IsVersion() const {return 1;}
44 virtual Int_t DistancetoPrimitive(Int_t , Int_t ) {return 999;}
46 //===================== Simulation Geometry ========================
47 // get geometry version - detailed (major) or coarse (minor)
48 virtual Int_t GetMajorVersion() const {return -1;}
49 virtual Int_t GetMinorVersion() const {return -1;}
50 virtual void GetGeometryVersion(Int_t &a,Int_t &b) const
51 {a = GetMajorVersion();b=GetMinorVersion();return;}
52 virtual void SetEUCLID(Bool_t euclid=kTRUE) {fEuclidOut = euclid;}
53 virtual Bool_t GetEUCLID()const {return fEuclidOut;}
54 //-------------------- Geometry Transformations --------------------
56 // ITS geometry functions From Simulation
57 AliITSgeom* GetITSgeom() const {return fDetTypeSim->GetITSgeom();}
58 void SetITSgeom(AliITSgeom *geom) {fDetTypeSim->SetITSgeom(geom);}
59 virtual void WriteGeometry();
60 // return pointer to the array of modules
61 TObjArray *GetModules(){return fITSmodules;}
63 AliITSmodule *GetModule(Int_t index){
64 return (AliITSmodule*)(fITSmodules->At(index));}
66 virtual void SetDetTypeSim(AliITSDetTypeSim* dts) {fDetTypeSim=dts;}
67 AliITSDetTypeSim* GetDetTypeSim() const {return fDetTypeSim;}
68 //================ Necessary general Classes =======================
70 virtual AliLoader* MakeLoader(const char* topfoldername);
71 virtual void SetDefaults();
72 virtual void SetDefaultSimulation();
73 virtual void MakeBranch(Option_t *opt=" ");
74 virtual void MakeBranchS(const char* fl);
75 virtual void MakeBranchD(const char* file);
76 virtual void MakeBranchInTreeD(TTree* treeD, const char* file=0);
77 virtual void SetTreeAddress();
78 //---------- Configuration Methods (per detector type) -------------
79 // Determines which ITS subdetectors will be processed. Effects
80 // digitization, and Reconstruction only.
81 void SetDetectors(Option_t *opt="All"){fOpt = opt;}
82 // Returns the list of ITS subdetectors that will be processed.
83 Option_t* GetDetectors(){return fOpt;}
86 virtual void SetCalibrationModel(Int_t dettype, AliITSCalibration *cal){
87 fDetTypeSim->SetCalibrationModel(dettype,cal);}
88 // Set segmentation for Simulation
89 virtual void SetSegmentationModel(Int_t id, AliITSsegmentation *seg){
90 fDetTypeSim->SetSegmentationModel(id,seg);}
92 virtual void SetSimulationModel(Int_t id, AliITSsimulation *sim){
93 fDetTypeSim->SetSimulationModel(id,sim);}
95 virtual AliITSsimulation* GetSimulationModel(Int_t id){
96 return fDetTypeSim->GetSimulationModel(id);}
97 //=================== Hits =========================================
98 virtual void StepManager() {} // See Step Manager for specific geometry.
99 //------------ sort hits by module for Digitisation ----------------
100 virtual void FillModules(Int_t evnt,Int_t bgrev,Int_t nmodules,
101 Option_t *opt, const char *filename);
102 virtual void InitModules(Int_t size,Int_t &nmodules);
103 virtual void FillModules(TTree *treeH, Int_t mask = 0);
104 virtual void ClearModules(){if(fITSmodules) fITSmodules->Delete();}
105 virtual void AddHit(Int_t track, Int_t *vol, Float_t *hits);
107 virtual AliTriggerDetector* CreateTriggerDetector() const
108 { return new AliITSTrigger(); }
110 TClonesArray* GetSDigits() const { return fDetTypeSim->GetSDigits();}
112 AliDigitizer* CreateDigitizer(AliRunDigitizer* manager) const;
113 virtual void UpdateInternalGeometry();
114 virtual void SDigitsToDigits(Option_t *opt="All");
115 virtual void SDigits2Digits(){SDigitsToDigits("All");}
116 virtual void Hits2Digits();
117 virtual void Hits2SDigits();
118 virtual void Hits2PreDigits();
119 virtual void HitsToDigits(Int_t evNumber,Int_t bgrev,Int_t size,
120 Option_t *option,Option_t *opt,
121 const char *filename);
122 virtual void HitsToPreDigits(Int_t evNumber,Int_t bgrev,Int_t size,
123 Option_t *option,Option_t *opt,
124 const char *filename);
125 void HitsToSDigits(Int_t evNumber,Int_t bgrev,Int_t size,
126 Option_t *add, Option_t *det, const char *filename)
127 {HitsToPreDigits(evNumber,bgrev,size,add,det,filename);}
129 virtual void ResetDigits();
130 virtual void ResetDigits(Int_t branch);
131 virtual void AddSumDigit(AliITSpListItem &sdig);
132 virtual void AddRealDigit(Int_t branch, Int_t *digits);
133 virtual void AddSimDigit(Int_t branch, AliITSdigit *d);
134 virtual void AddSimDigit(Int_t branch,Float_t phys,Int_t* digits,
135 Int_t* tracks,Int_t *hits,Float_t* trkcharges);
136 TObjArray* GetDigits() const {return fDetTypeSim->GetDigits();}
137 Int_t* GetNDigitArray() const {return fDetTypeSim->GetNDigitArray();}
138 TClonesArray *DigitsAddress(Int_t id) {
139 return fDetTypeSim->DigitsAddress(id);}
141 virtual void HitsToFastRecPoints(Int_t evNumber,Int_t bgrev,Int_t size,
142 Option_t *add, Option_t *det, const char *filename);
143 virtual Int_t Hits2Clusters(TTree *in, TTree *out);
144 virtual void CheckLabels(Int_t lab[3]) const;
146 //===================== Raw Data IO ================================
147 // Write digits into raw data format
148 virtual void Digits2Raw();
149 virtual Bool_t Raw2SDigits(AliRawReader*);
153 static const Int_t fgkNTYPES=3; //number of detector types
154 //================== Data Members ==================================
155 AliITSDetTypeSim *fDetTypeSim; //detector type for simulation
156 Bool_t fEuclidOut; // Flag to write geometry in euclid format
157 Option_t *fOpt; //! Detector option ="All" unless changed.
158 Int_t fIdN; // the number of layers
159 Int_t *fIdSens; //[fIdN] layer identifier
160 TString *fIdName; //[fIdN] layer identifier
161 TObjArray *fITSmodules; //! Pointer to ITS modules
162 ClassDef(AliITS,6) // Base class for ITS