1 #ifndef ALIEMCALGETTER_H
2 #define ALIEMCALGETTER_H
3 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
8 //_________________________________________________________________________
9 // A singleton that returns various objects
10 // Should be used on the analysis stage to avoid confusing between different
11 // branches of reconstruction tree: e.g. reading RecPoints and TS made from
12 // another set of RecPoints.
14 // The objects are retrived from folders.
15 //*-- Author: Yves Schutz (SUBATECH) & Dmitri Peressounko (RRC KI & SUBATECH)
19 // --- ROOT system ---
21 #include "TClonesArray.h"
25 // --- Standard library ---
27 // --- AliRoot header files ---
28 #include "AliConfig.h"
30 // #include "AliRun.h"
31 #include "AliEMCALHit.h"
32 #include "AliEMCALRecParticle.h"
33 #include "AliEMCALDigitizer.h"
34 #include "AliEMCALSDigitizer.h"
35 #include "AliEMCALLoader.h"
37 class AliEMCALGeometry ;
38 class AliEMCALClusterizer ;
39 class AliEMCALRecPoint ;
40 class AliEMCALTrackSegmentMaker ;
41 class AliEMCALTrackSegment ;
43 class AliEMCALBeamTestEvent ;
46 class AliEMCALGetter : public TObject {
49 AliEMCALGetter(){ // ctor: this is a singleton, the ctor should never be called but cint needs it as public
50 Fatal("ctor", "AliEMCALGetter is a singleton default ctor not callable") ;
52 AliEMCALGetter(const AliEMCALGetter & obj):TObject(obj) {
53 // cpy ctor requested by Coding Convention
54 Fatal("cpy ctor", "not implemented") ;
57 AliEMCALGetter & operator = (const AliEMCALGetter & ) {
58 // assignement operator requested by coding convention, but not needed
59 Fatal("operator =", "not implemented") ;
62 virtual ~AliEMCALGetter() ;
64 //=========== Instantiators ================
65 static AliEMCALGetter * Instance(const char* headerFile,
66 const char* version = AliConfig::GetDefaultEventFolderName(),
67 Option_t * openingOption = "READ" ) ;
68 static AliEMCALGetter * Instance() ;
72 // //=========== General information about run ==============
73 Bool_t IsLoaded(TString tree) const { return fLoadingStatus.Contains(tree) ; }
74 void SetLoaded(TString tree) { fLoadingStatus += tree ; }
76 Int_t MaxEvent() const ;
77 Int_t EventNumber() const ;
78 Bool_t VersionExists(TString & opt) const ;
79 UShort_t EventPattern(void) const ;
80 Float_t BeamEnergy(void) const ;
82 // //========== EMCALGeometry and EMCAL =============
83 AliEMCAL * EMCAL() const ;
84 AliEMCALGeometry * EMCALGeometry() const ;
86 // //========== Methods to read something from file ==========
87 void Event(Int_t event, const char * opt = "HSDRP") ;
88 void Track(Int_t itrack) ;
90 // //-----------------now getter's data--------------------------------------
91 // // AliEMCALCalibrationDB * CalibrationDB(){return fcdb; }
92 // // void ReadCalibrationDB(const char * name, const char * filename) ;
94 //=========== Primaries ============
95 // TTree * TreeK(TString filename="") ;
96 TClonesArray * Primaries(void) ;
97 TParticle * Primary(Int_t index) const ;
98 Int_t NPrimaries()const { return fNPrimaries; }
99 TParticle * Secondary(const TParticle * p, Int_t index=1) const ;
101 // //=========== Hits =================
102 // TTree * TreeH(TString filename="") ;
103 TClonesArray * Hits(void) const ;
104 AliEMCALHit * Hit(Int_t index) const { return dynamic_cast<AliEMCALHit*>(Hits()->At(index) );}
105 TTree * TreeH() const ;
107 //=========== SDigits ==============
108 TClonesArray * SDigits() const ;
109 AliEMCALDigit * SDigit(Int_t index) const { return static_cast<AliEMCALDigit *>(SDigits()->At(index)) ;}
110 TTree * TreeS() const ;
111 AliEMCALSDigitizer * SDigitizer() ;
113 TString GetSDigitsFileName() const { return EmcalLoader()->GetSDigitsFileName() ; }
114 Int_t LoadSDigits(Option_t* opt="") const { return EmcalLoader()->LoadSDigits(opt) ; }
115 Int_t LoadSDigitizer(Option_t* opt="") const { return EmcalLoader()->LoadSDigitizer(opt) ; }
116 Int_t WriteSDigits(Option_t* opt="") const { return EmcalLoader()->WriteSDigits(opt) ; }
117 Int_t WriteSDigitizer(Option_t* opt="") const {
118 return EmcalLoader()->WriteSDigitizer(opt) ; }
120 //========== Digits ================
121 TClonesArray * Digits() const ;
122 AliEMCALDigit * Digit(Int_t index) const { return static_cast<AliEMCALDigit *>(Digits()->At(index)) ;}
123 TTree * TreeD() const ;
124 AliEMCALDigitizer * Digitizer() ;
125 TString GetDigitsFileName() const { return EmcalLoader()->GetDigitsFileName() ; }
126 Int_t LoadDigits(Option_t* opt="") const { return EmcalLoader()->LoadDigits(opt) ; }
127 Int_t LoadDigitizer(Option_t* opt="") const {
128 return EmcalLoader()->LoadDigitizer(opt) ; }
129 Int_t WriteDigits(Option_t* opt="") const { return EmcalLoader()->WriteDigits(opt) ; }
130 Int_t WriteDigitizer(Option_t* opt="") const {
131 return EmcalLoader()->WriteDigitizer(opt) ; }
133 //========== RecPoints =============
134 TObjArray * ECARecPoints() const;
135 AliEMCALRecPoint * ECARecPoint(Int_t index) const{ return static_cast<AliEMCALRecPoint *>(ECARecPoints()->At(index)) ;}
136 TTree * TreeR() const ;
137 AliEMCALClusterizer * Clusterizer() ;
138 TString GetRecPointsFileName() const { return EmcalLoader()->GetRecPointsFileName() ; }
139 Int_t LoadRecPoints(Option_t* opt="") const { return EmcalLoader()->LoadRecPoints(opt) ; }
140 Int_t LoadClusterizer(Option_t* opt="") const {
141 return EmcalLoader()->LoadClusterizer(opt) ; }
142 Int_t WriteRecPoints(Option_t* opt="") const { return EmcalLoader()->WriteRecPoints(opt) ; }
143 Int_t WriteClusterizer(Option_t* opt="") const {
144 return EmcalLoader()->WriteClusterizer(opt) ; }
146 //========== TrackSegments TClonesArray * TrackSegments(const char * name = 0) {
147 TClonesArray * TrackSegments() const ;
148 AliEMCALTrackSegment * TrackSegments(Int_t index) const { return static_cast<AliEMCALTrackSegment *>(TrackSegments()->At(index)) ;}
149 TTree * TreeT() const ;
150 AliEMCALTrackSegmentMaker * TrackSegmentMaker() ;
151 TString GetTracksFileName() const { return EmcalLoader()->GetTracksFileName() ; }
152 Int_t LoadTracks(Option_t* opt="") const { return EmcalLoader()->LoadTracks(opt) ; }
153 Int_t LoadTrackSegementMaker(Option_t* opt="") const {
154 return EmcalLoader()->LoadTrackSegmentMaker(opt) ; }
155 Int_t WriteTracks(Option_t* opt="") const { return EmcalLoader()->WriteTracks(opt) ; }
156 Int_t WriteTrackSegmentMaker(Option_t* opt="") const {
157 return EmcalLoader()->WriteTracker(opt) ; }
158 //========== RecParticles ===========
160 TClonesArray * RecParticles() const ;
161 AliEMCALRecParticle * RecParticle(Int_t index) const { return static_cast<AliEMCALRecParticle *>(RecParticles()->At(index)) ;}
162 TTree * TreeP() const ;
163 AliEMCALPID * PID() ;
164 TString GetRecParticlesFileName() const { return EmcalLoader()->GetRecParticlesFileName() ; }
165 Int_t LoadRecParticles(Option_t* opt="") const { return EmcalLoader()->LoadRecParticles(opt) ; }
166 Int_t LoadPID(Option_t* opt="") const {
167 return EmcalLoader()->LoadPID(opt) ; }
168 Int_t WriteRecParticles(Option_t* opt="") const { return EmcalLoader()->WriteRecParticles(opt) ; }
169 Int_t WritePID(Option_t* opt="") const {
170 return EmcalLoader()->WritePID(opt) ; }
173 void SetDebug(Int_t level) {fgDebug = level;} // Set debug level
174 void PostClusterizer(AliEMCALClusterizer * clu)
175 const{EmcalLoader()->PostClusterizer(clu) ; }
176 void PostPID(AliEMCALPID * pid)
177 const{EmcalLoader()->PostPID(pid) ; }
178 void PostTrackSegmentMaker(AliEMCALTrackSegmentMaker * tr)
179 const{EmcalLoader()->PostTrackSegmentMaker(tr) ; }
180 void PostSDigitizer (AliEMCALSDigitizer * sdigitizer)
181 const {EmcalLoader()->PostSDigitizer(sdigitizer);}
182 void PostDigitizer (AliEMCALDigitizer * digitizer)
183 const {EmcalLoader()->PostDigitizer(dynamic_cast<AliDigitizer *>(digitizer));}
185 TString Version() const { return EmcalLoader()->GetTitle() ; }
186 AliEMCALLoader * EmcalLoader() const { return fgEmcalLoader ; }
191 AliEMCALGetter(const char* headerFile,
192 const char* version = AliConfig::GetDefaultEventFolderName(),
193 Option_t * openingOption = "READ") ;
195 Int_t ReadTreeD(void) ;
196 Int_t ReadTreeH(void) ;
197 Int_t ReadTreeR(void) ;
198 Int_t ReadTreeT(void) ;
199 Int_t ReadTreeS(void) ;
200 Int_t ReadTreeP(void) ;
203 void ReadPrimaries(void) ;
207 // static TFile * fgFile; //!
209 // AliEMCALBeamTestEvent * fBTE ; //! Header if BeamTest Event
211 static Int_t fgDebug ; //! Debug level
213 TString fLoadingStatus ; //! tells which trees are loaded
214 Int_t fNPrimaries ; //! # of primaries
215 TClonesArray * fPrimaries ; //! list of lists of primaries
217 // AliEMCALCalibrationDB * fcdb ; //!
219 static AliEMCALLoader * fgEmcalLoader ; // pointer to EMCAL Loader
220 static AliEMCALGetter * fgObjGetter; // pointer to the unique instance of the singleton
222 enum EDataTypes{kHits,kSDigits,kDigits,kRecPoints,kTracks,kNDataTypes};
225 ClassDef(AliEMCALGetter,3) // Algorithm class that provides methods to retrieve objects from a list knowing the index
229 #endif // AliEMCALGETTER_H