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;
30 class AliDigitizationInput;
33 class AliITS : public AliDetector {
36 enum {kSPD,kSDD,kSSD};
37 enum {kMaxLabel=3141593}; // default track label assigned to digits/clusters
39 //================= Standard Classes ===============================
40 AliITS(); // Default creator.
41 AliITS(const Char_t *title); // standard Creator
42 AliITS(const char *name, const char *title); // extended standard Creator
43 virtual ~AliITS(); // destructor
44 virtual Int_t IsVersion() const {return 1;}
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 // return pointer to the array of modules
60 TObjArray *GetModules(){return fITSmodules;}
62 AliITSmodule *GetModule(Int_t index){
63 return (AliITSmodule*)(fITSmodules->At(index));}
64 virtual void SetSimuParam(AliITSSimuParam *sp){
66 fDetTypeSim->SetSimuParam(sp);
68 AliITSSimuParam* GetSimuParam() const {return fSimuParam;}
70 virtual void SetDetTypeSim(AliITSDetTypeSim* dts) {fDetTypeSim=dts;}
71 AliITSDetTypeSim* GetDetTypeSim() const {return fDetTypeSim;}
72 //================ Necessary general Classes =======================
74 virtual AliLoader* MakeLoader(const char* topfoldername);
75 virtual void SetDefaults();
76 virtual void SetDefaultSimulation();
77 virtual void MakeBranch(Option_t *opt=" ");
78 virtual void MakeBranchS(const char* fl);
79 virtual void MakeBranchD(const char* file);
80 virtual void MakeBranchInTreeD(TTree* treeD, const char* file=0);
81 virtual void SetTreeAddress();
82 //---------- Configuration Methods (per detector type) -------------
83 // Determines which ITS subdetectors will be processed. Effects
84 // digitization, and Reconstruction only.
85 void SetDetectors(Option_t *opt="All"){fOpt = opt;}
86 // Returns the list of ITS subdetectors that will be processed.
87 Option_t* GetDetectors(){return fOpt;}
90 virtual void SetCalibrationModel(Int_t dettype, AliITSCalibration *cal){
91 fDetTypeSim->SetCalibrationModel(dettype,cal);}
92 // Set segmentation for Simulation
93 virtual void SetSegmentationModel(Int_t id, AliITSsegmentation *seg){
94 fDetTypeSim->SetSegmentationModel(id,seg);}
96 virtual void SetSimulationModel(Int_t id, AliITSsimulation *sim){
97 fDetTypeSim->SetSimulationModel(id,sim);}
99 virtual AliITSsimulation* GetSimulationModel(Int_t id){
100 return fDetTypeSim->GetSimulationModel(id);}
101 //=================== Hits =========================================
102 virtual void StepManager() {} // See Step Manager for specific geometry.
103 //------------ sort hits by module for Digitisation ----------------
104 virtual void FillModules(Int_t /* evnt */,Int_t bgrev,Int_t /* nmodules */,
105 Option_t *opt, const char *filename);
106 virtual Bool_t InitModules(Int_t size,Int_t &nmodules);
107 virtual void FillModules(TTree *treeH, Int_t mask = 0);
108 virtual void ClearModules(){if(fITSmodules) fITSmodules->Delete();}
109 virtual void AddHit(Int_t track, Int_t *vol, Float_t *hits);
111 virtual AliTriggerDetector* CreateTriggerDetector() const;
113 AliDigitizer* CreateDigitizer(AliDigitizationInput* digInput) const;
114 virtual void UpdateInternalGeometry();
115 virtual void SDigitsToDigits(Option_t *opt="All");
116 virtual void SDigits2Digits(){SDigitsToDigits("All");}
117 virtual void Hits2Digits();
118 virtual void Hits2SDigits();
119 virtual void Hits2PreDigits();
120 virtual void HitsToDigits(Int_t evNumber,Int_t bgrev,Int_t size,
121 Option_t *option,Option_t *opt,
122 const char *filename);
123 virtual void HitsToPreDigits(Int_t evNumber,Int_t bgrev,Int_t size,
124 Option_t *option,Option_t *opt,
125 const char *filename);
126 void HitsToSDigits(Int_t evNumber,Int_t bgrev,Int_t size,
127 Option_t *add, Option_t *det, const char *filename)
128 {HitsToPreDigits(evNumber,bgrev,size,add,det,filename);}
130 virtual void ResetDigits();
131 virtual void ResetDigits(Int_t branch);
132 virtual void AddSumDigit(AliITSpListItem &sdig);
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 Int_t sigexpanded=-1000);
137 TObjArray* GetDigits() const {return fDetTypeSim->GetDigits();}
138 Int_t* GetNDigitArray() const {return fDetTypeSim->GetNDigitArray();}
139 TClonesArray *DigitsAddress(Int_t id) {
140 return fDetTypeSim->DigitsAddress(id);}
142 virtual void HitsToFastRecPoints(Int_t evNumber,Int_t bgrev,Int_t size,
143 Option_t *add, Option_t *det, const char *filename);
144 virtual Int_t Hits2Clusters(TTree *in, TTree *out);
145 virtual void CheckLabels(Int_t lab[3]) const;
147 //===================== Raw Data IO ================================
148 // Write digits into raw data format
149 virtual void Digits2Raw();
150 virtual Bool_t Raw2SDigits(AliRawReader* rawReader);
152 //===================== FO signals ================================
153 // Write FO signals in UserInfo of SDigits/Digits tree
154 void WriteFOSignals();
155 void SetRawID2ClusID(const TArrayI* arr, Int_t iDet) { if (iDet>-1&&iDet<fgkNTYPES) fkRawID2ClusID[iDet] = arr;}
156 const TArrayI* GetRawID2ClusID(Int_t iDet) const {return (iDet>-1&&iDet<fgkNTYPES) ? fkRawID2ClusID[iDet]:0;}
159 static const Int_t fgkNTYPES=3; //number of detector types
160 //================== Data Members ==================================
161 AliITSDetTypeSim *fDetTypeSim; //detector type for simulation
162 Bool_t fEuclidOut; // Flag to write geometry in euclid format
163 Option_t *fOpt; //! Detector option ="All" unless changed.
164 Int_t fIdN; // the number of layers
165 Int_t *fIdSens; //[fIdN] layer identifier
166 TString *fIdName; //[fIdN] layer identifier
167 TObjArray *fITSmodules; //! Pointer to ITS modules
168 Bool_t fTiming; // flag to turn on/off timers.
169 AliITSSimuParam* fSimuParam; //simulation parameters
170 TClonesArray** fModA; //! Used by Raw2SDigits (one TC per module)
171 TClonesArray* fpSDigits; //! Branch address to build SD from raw data
172 const TArrayI* fkRawID2ClusID[fgkNTYPES]; //! optional array for SDigit->Cluster assingment in Raw2SDigit (for embedding)
174 AliITS(const AliITS &source); // copy constructor. Not to be used!
175 AliITS& operator=(const AliITS &source); // = operator. Not to be used!
176 ClassDef(AliITS,9) // Base class for ITS