1 #ifndef ALIPHOSGETTER_H
2 #define ALIPHOSGETTER_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 ---
24 // --- Standard library ---
26 // --- AliRoot header files ---
27 #include "AliConfig.h"
28 #include "AliPHOSLoader.h"
29 #include "AliPHOSHit.h"
30 #include "AliPHOSDigit.h"
31 #include "AliPHOSEmcRecPoint.h"
32 #include "AliPHOSCpvRecPoint.h"
33 #include "AliPHOSTrackSegment.h"
34 #include "AliPHOSRecParticle.h"
35 #include "AliPHOSDigitizer.h"
36 #include "AliPHOSSDigitizer.h"
38 class AliPHOSGeometry ;
39 class AliPHOSClusterizer ;
40 class AliPHOSTrackSegmentMaker ;
42 class AliPHOSBeamTestEvent ;
45 class AliPHOSGetter : public TObject {
48 AliPHOSGetter(){ // ctor: this is a singleton, the ctor should never be called but cint needs it as public
49 Fatal("ctor", "AliPHOSGetter is a singleton default ctor not callable") ;
51 AliPHOSGetter(const AliPHOSGetter & obj) : TObject(obj) {
52 // cpy ctor requested by Coding Convention
53 Fatal("cpy ctor", "not implemented") ;
56 AliPHOSGetter & operator = (const AliPHOSGetter & ) {
57 // assignement operator requested by coding convention, but not needed
58 Fatal("operator =", "not implemented") ;
61 virtual ~AliPHOSGetter() ;
63 //=========== Instantiators ================
64 static AliPHOSGetter * Instance(const char* headerFile,
65 const char* version = AliConfig::GetDefaultEventFolderName(),
66 Option_t * openingOption = "READ" ) ;
67 static AliPHOSGetter * Instance() ;
71 //=========== General information about run ==============
72 Bool_t IsLoaded(TString tree) const { return fLoadingStatus.Contains(tree) ; }
73 void SetLoaded(TString tree) { fLoadingStatus += tree ; }
75 Int_t MaxEvent() const ;
76 Int_t EventNumber() const ;
77 Bool_t VersionExists(TString & opt) const ;
78 UShort_t EventPattern(void) const ;
79 Float_t BeamEnergy(void) const ;
81 //========== PHOSGeometry and PHOS =============
82 AliPHOS * PHOS() const ;
83 AliPHOSGeometry * PHOSGeometry() const ;
85 //========== Methods to read something from file ==========
86 void Event(Int_t event, const char * opt = "HSDRTP") ;
87 void Track(Int_t itrack) ;
89 //-----------------now getter's data--------------------------------------
90 // AliPHOSCalibrationDB * CalibrationDB(){return fcdb; }
91 // void ReadCalibrationDB(const char * name, const char * filename) ;
93 //=========== Primaries ============
94 TClonesArray * Primaries(void) ;
95 TParticle * Primary(Int_t index) const ;
96 Int_t NPrimaries()const { return fNPrimaries; }
97 TParticle * Secondary(const TParticle * p, Int_t index=1) const ;
99 //=========== Hits =================
100 TClonesArray * Hits(void) ;
101 AliPHOSHit * Hit(Int_t index) { return dynamic_cast<AliPHOSHit*>(Hits()->At(index) );}
102 TTree * TreeH() const ;
104 //=========== SDigits ==============
105 TClonesArray * SDigits() ;
106 AliPHOSDigit * SDigit(Int_t index) { return static_cast<AliPHOSDigit *>(SDigits()->At(index)) ;}
107 TTree * TreeS() const ;
108 AliPHOSSDigitizer * SDigitizer() ;
110 TString GetSDigitsFileName() const { return PhosLoader()->GetSDigitsFileName() ; }
111 Int_t LoadSDigits(Option_t* opt="") const { return PhosLoader()->LoadSDigits(opt) ; }
112 Int_t LoadSDigitizer(Option_t* opt="") const { return PhosLoader()->LoadSDigitizer(opt) ; }
113 Int_t WriteSDigits(Option_t* opt="") const { return PhosLoader()->WriteSDigits(opt) ; }
114 Int_t WriteSDigitizer(Option_t* opt="") const {
115 return PhosLoader()->WriteSDigitizer(opt) ; }
117 //========== Digits ================
118 TClonesArray * Digits() ;
119 AliPHOSDigit * Digit(Int_t index) { return static_cast<AliPHOSDigit *>(Digits()->At(index)) ;}
120 TTree * TreeD() const ;
121 AliPHOSDigitizer * Digitizer() ;
122 TString GetDigitsFileName() const { return PhosLoader()->GetDigitsFileName() ; }
123 Int_t LoadDigits(Option_t* opt="") const { return PhosLoader()->LoadDigits(opt) ; }
124 Int_t LoadDigitizer(Option_t* opt="") const {
125 return PhosLoader()->LoadDigitizer(opt) ; }
126 Int_t WriteDigits(Option_t* opt="") const { return PhosLoader()->WriteDigits(opt) ; }
127 Int_t WriteDigitizer(Option_t* opt="") const {
128 return PhosLoader()->WriteDigitizer(opt) ; }
130 //========== RecPoints =============
131 TObjArray * EmcRecPoints() ;
132 AliPHOSEmcRecPoint * EmcRecPoint(Int_t index) { return static_cast<AliPHOSEmcRecPoint *>(EmcRecPoints()->At(index)) ;}
133 TObjArray * CpvRecPoints() ;
134 AliPHOSCpvRecPoint * CpvRecPoint(Int_t index) { return static_cast<AliPHOSCpvRecPoint *>(CpvRecPoints()->At(index)) ;}
135 TTree * TreeR() const ;
136 AliPHOSClusterizer * Clusterizer() ;
137 TString GetRecPointsFileName() const { return PhosLoader()->GetRecPointsFileName() ; }
138 Int_t LoadRecPoints(Option_t* opt="") const { return PhosLoader()->LoadRecPoints(opt) ; }
139 Int_t LoadClusterizer(Option_t* opt="") const {
140 return PhosLoader()->LoadClusterizer(opt) ; }
141 Int_t WriteRecPoints(Option_t* opt="") const { return PhosLoader()->WriteRecPoints(opt) ; }
142 Int_t WriteClusterizer(Option_t* opt="") const {
143 return PhosLoader()->WriteClusterizer(opt) ; }
145 //========== TrackSegments TClonesArray * TrackSegments(const char * name = 0) {
146 TClonesArray * TrackSegments() ;
147 AliPHOSTrackSegment * TrackSegment(Int_t index) { return static_cast<AliPHOSTrackSegment *>(TrackSegments()->At(index)) ;}
148 TTree * TreeT() const ;
149 AliPHOSTrackSegmentMaker * TrackSegmentMaker() ;
150 TString GetTracksFileName() const { return PhosLoader()->GetTracksFileName() ; }
151 Int_t LoadTracks(Option_t* opt="") const { return PhosLoader()->LoadTracks(opt) ; }
152 Int_t LoadTrackSegementMaker(Option_t* opt="") const {
153 return PhosLoader()->LoadTrackSegmentMaker(opt) ; }
154 Int_t WriteTracks(Option_t* opt="") const { return PhosLoader()->WriteTracks(opt) ; }
155 Int_t WriteTrackSegmentMaker(Option_t* opt="") const {
156 return PhosLoader()->WriteTracker(opt) ; }
158 //========== RecParticles ===========
159 TClonesArray * RecParticles() ;
160 AliPHOSRecParticle * RecParticle(Int_t index) { return static_cast<AliPHOSRecParticle *>(RecParticles()->At(index)) ;}
161 TTree * TreeP() const ;
163 TString GetRecParticlesFileName() const { return PhosLoader()->GetRecParticlesFileName() ; }
164 Int_t LoadRecParticles(Option_t* opt="") const { return PhosLoader()->LoadRecParticles(opt) ; }
165 Int_t LoadPID(Option_t* opt="") const {
166 return PhosLoader()->LoadPID(opt) ; }
167 Int_t WriteRecParticles(Option_t* opt="") const { return PhosLoader()->WriteRecParticles(opt) ; }
168 Int_t WritePID(Option_t* opt="") const {
169 return PhosLoader()->WritePID(opt) ; }
171 void SetDebug(Int_t level) {fgDebug = level;} // Set debug level
172 void PostClusterizer(AliPHOSClusterizer * clu)
173 const{PhosLoader()->PostClusterizer(clu) ; }
174 void PostPID(AliPHOSPID * pid)
175 const{PhosLoader()->PostPID(pid) ; }
176 void PostTrackSegmentMaker(AliPHOSTrackSegmentMaker * tr)
177 const{PhosLoader()->PostTrackSegmentMaker(tr) ; }
178 void PostSDigitizer (AliPHOSSDigitizer * sdigitizer)
179 const {PhosLoader()->PostSDigitizer(sdigitizer);}
180 void PostDigitizer (AliPHOSDigitizer * digitizer)
181 const {PhosLoader()->PostDigitizer(dynamic_cast<AliDigitizer *>(digitizer));}
183 TString Version() const { return PhosLoader()->GetTitle() ; }
184 AliPHOSLoader * PhosLoader() const { return fgPhosLoader ; }
187 AliESD * ESD(Int_t event = 0) ;
188 Bool_t OpenESDFile() ;
192 AliPHOSGetter(const char* headerFile,
193 const char* version = AliConfig::GetDefaultEventFolderName(),
194 Option_t * openingOption = "READ") ;
196 Int_t ReadTreeD(void) ;
197 Int_t ReadTreeH(void) ;
198 Int_t ReadTreeR(void) ;
199 Int_t ReadTreeT(void) ;
200 Int_t ReadTreeS(void) ;
201 Int_t ReadTreeP(void) ;
203 void ReadPrimaries(void) ;
207 AliPHOSBeamTestEvent * fBTE ; //! Header if BeamTest Event
208 static Int_t fgDebug ; //! Debug level
210 TString fLoadingStatus ; //! tells which trees are loaded
211 Int_t fNPrimaries ; //! # of primaries
212 TClonesArray * fPrimaries ; //! list of lists of primaries
213 TFile * fESDFile ; //! ESD file
214 TString fESDFileName ; //! ESD File Name
216 // AliPHOSCalibrationDB * fcdb ; //!
218 static AliPHOSLoader * fgPhosLoader ; // the loader for the NewIO
219 static AliPHOSGetter * fgObjGetter; // pointer to the unique instance of the singleton
221 enum EDataTypes{kHits,kSDigits,kDigits,kRecPoints,kTracks,kNDataTypes};
224 ClassDef(AliPHOSGetter,1) // Algorithm class that provides methods to retrieve objects from a list knowing the index
228 #endif // AliPHOSGETTER_H