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 ---
20 #include "TClonesArray.h"
28 // --- Standard library ---
32 // --- AliRoot header files ---
35 #include "AliEMCALv1.h"
36 #include "AliEMCALHit.h"
37 #include "AliEMCALDigit.h"
38 #include "AliEMCALDigitizer.h"
39 #include "AliEMCALSDigitizer.h"
40 #include "AliEMCALTowerRecPoint.h"
41 class AliEMCALGeometry ;
42 class AliEMCALClusterizerv1 ;
43 //class AliEMCALTrackSegment ;
44 //class AliEMCALTrackSegmentMaker ;
45 //class AliEMCALRecParticle ;
48 class AliEMCALGetter : public TObject {
53 // ctor: this is a singleton, the ctor should never be called but cint needs it as public
54 cerr << "ERROR: AliPHOGetter is a singleton default ctor not callable" << endl ;
57 AliEMCALGetter(const AliEMCALGetter & obj) {
58 // cpy ctor requested by Coding Convention
63 virtual ~AliEMCALGetter() ;
66 const TFolder * Folder(const TString what) const ;
67 const Bool_t HasFailed(void) const {return fFailed ;}
68 Bool_t PostPrimaries(void ) const ;
69 Bool_t PostHits(void ) const ;
70 Bool_t PostSDigits( const char * name, const char * file = 0) const ;
71 Bool_t PostDigits( const char * name ) const ;
72 Bool_t PostRecPoints( const char * name ) const ;
73 //Bool_t PostTrackSegments(const char * name) const ;
74 //Bool_t PostRecParticles( const char * name) const ;
76 Bool_t PostClusterizer( const char * name) const ;
77 Bool_t PostClusterizer(AliEMCALClusterizerv1 * clu) const ;
78 Bool_t PostSDigitizer (AliEMCALSDigitizer * sdigitizer) const ;
79 Bool_t PostSDigitizer ( const char * name, const char * file ) const ;
80 Bool_t PostDigitizer (AliEMCALDigitizer * digitizer) const ;
81 Bool_t PostDigitizer ( const char * name) const ;
82 //Bool_t PostTrackSegmentMaker(AliEMCALTrackSegmentMaker * tsm) const ;
83 //Bool_t PostTrackSegmentMaker(const char * name ) const ;
84 //Bool_t PostPID (AliEMCALPID * pid) const ;
85 //Bool_t PostPID (const char * name ) const ;
86 //Bool_t PostQA (void) const ;
89 void Event(const Int_t event, const char * opt = "HSDR") ;
90 void Track(Int_t itrack) ;
92 //Method to be used when digitizing under AliRunDigitizer, who opens all files etc.
93 void ReadTreeS(TTree * treeS,Int_t input) ;
95 Int_t EventNumber() { return (Int_t) gAlice->GetEvNumber() ; }
96 Int_t MaxEvent() { return (Int_t) gAlice->TreeE()->GetEntries() ; }
97 static AliEMCALGetter * GetInstance(const char* headerFile,
98 const char* branchTitle = "Default", const Option_t * rw="" ) ;
99 static AliEMCALGetter * GetInstance() ;
101 const AliEMCALv1 * EMCAL() ;
102 AliEMCALGeometry * EMCALGeometry() ;
104 //TFolder * Alarms() const { return (TFolder*)(ReturnO("Alarms", 0)) ; }
105 //TObjArray * Alarms(const char * name ) const { return (TObjArray*)(ReturnO("Alarms", name)) ; }
108 //TTask * QATasks(const char * name = 0) const { return (TTask*)(ReturnT("QATasks", name)) ; }
111 TClonesArray * Primaries(void) const { return (TClonesArray*)(ReturnO("Primaries")) ; }
115 TTree * TreeH(TString filename="") ;
116 const TClonesArray * Hits(void) { return static_cast<const TClonesArray*>(ReturnO("Hits")) ; }
117 const AliEMCALHit * Hit(Int_t index) { return static_cast<const AliEMCALHit*>(Hits()->At(index) );}
120 TTree * TreeS(TString filename="") ;
121 TClonesArray * SDigits(const char * name = 0, const char * file=0) {
122 return static_cast<TClonesArray*>(ReturnO("SDigits", name, file)) ;
124 const AliEMCALDigit * SDigit(Int_t index) { return static_cast<const AliEMCALDigit*>(SDigits()->At(index)) ;}
126 AliEMCALSDigitizer * SDigitizer(const char * name =0) const {
127 return ((AliEMCALSDigitizer*)(ReturnT("SDigitizer", name))) ;
131 TTree * TreeD(TString filename="") ;
132 TClonesArray * Digits(const char * name = 0)const {
133 return static_cast<TClonesArray*>(ReturnO("Digits", name)) ;
135 const AliEMCALDigit * Digit(Int_t index) { return static_cast<const AliEMCALDigit *>(Digits()->At(index)) ;}
136 AliEMCALDigitizer * Digitizer(const char * name =0) const {
137 return (AliEMCALDigitizer*)(ReturnT("Digitizer", name)) ;
141 TObjArray * TowerRecPoints(const char * name = 0) const {
142 return (TObjArray*)(ReturnO("TowerRecPoints", name)) ; }
143 TObjArray * PreShowerRecPoints(const char * name = 0) const {
144 return (TObjArray*)(ReturnO("PreShoRecPoints", name)) ; }
145 const AliEMCALTowerRecPoint * TowerRecPoint(Int_t index) {
146 return static_cast<const AliEMCALTowerRecPoint *>(TowerRecPoints()->At(index)) ;}
147 const AliEMCALTowerRecPoint * PreShowerRecPoint(Int_t index) {
148 return static_cast<const AliEMCALTowerRecPoint *>(PreShowerRecPoints()->At(index)) ;}
150 AliEMCALClusterizerv1 * Clusterizer (const char * name =0) const {
151 return (AliEMCALClusterizerv1*)(ReturnT("Clusterizer", name)) ; }
154 //TClonesArray * TrackSegments(const char * name = 0) const
155 // { return (TClonesArray*)(ReturnO("TrackSegments", name)) ; }
156 //AliEMCALTrackSegmentMaker * TrackSegmentMaker (const char * name =0) const
157 // { return (AliEMCALTrackSegmentMaker*)(ReturnT("TrackSegmentMaker", name)) ; }
160 //TClonesArray * RecParticles(const char * name = 0) const
161 // { return (TClonesArray*)(ReturnO("RecParticles", name)) ; }
162 //AliEMCALPID * PID(const char * name =0) const
163 // { return (AliEMCALPID*)(ReturnT("PID", name)) ; }
166 TTree * TreeK(TString filename="") ;
167 const TParticle * Primary(Int_t index) const ;
168 const Int_t NPrimaries()const { return fNPrimaries; }
170 void RemoveTask(TString opt, TString name) const ;
171 void RemoveObjects(TString opt, TString name) const ;
172 void RemoveSDigits() const ;
173 void SetDebug(Int_t level) {fDebug = level;} // Set debug level
175 AliEMCALGetter & operator = (const AliEMCALGetter & ) {
176 // assignement operator requested by coding convention, but not needed
181 TFolder * SDigitsFolder() { return dynamic_cast<TFolder*>(fSDigitsFolder->FindObject("EMCAL")) ; }
185 AliEMCALGetter(const char* headerFile, const char* branchTitle ="Default", const Option_t * rw ="") ;
186 void CreateWhiteBoard() const ;
187 TObject * ReturnO(TString what, TString name=0, TString file=0) const ;
188 const TTask * ReturnT(TString what,TString name=0) const ;
189 void DefineBranchTitles(char* branch, char* branchTitle) ;
193 void ReadTreeS(Int_t event) ;
194 //void ReadTreeQA() ;
195 void ReadPrimaries() ;
197 TObject ** PrimariesRef(void) const ;
198 TObject ** HitsRef(void) const ;
199 TObject ** SDigitsRef(const char * name, const char * file = 0 ) const;
200 TObject ** DigitsRef (const char * name) const ;
201 TObject ** TowerRecPointsRef (const char * name) const ;
202 TObject ** PreShoRecPointsRef (const char * name) const ;
203 //TObject ** TrackSegmentsRef(const char * name) const ;
204 //TObject ** RecParticlesRef (const char * name) const ;
205 //TObject ** AlarmsRef (void) const ;
207 TObject ** SDigitizerRef (const char * name) const ;
208 TObject ** DigitizerRef (const char * name) const ;
209 TObject ** ClusterizerRef(const char * name) const ;
210 //TObject ** TSMakerRef (const char * name) const ;
211 //TObject ** PIDRef (const char * name) const ;
215 static TFile * fFile ; //!
216 TString fHeaderFile ; //! File in which gAlice lives
217 TString fBranchTitle ; //!
218 //TString fTrackSegmentsTitle ;//!
219 TString fRecPointsTitle ; //!
220 //TString fRecParticlesTitle ; //!
221 TString fDigitsTitle ; //!
222 TString fSDigitsTitle ; //!
224 Bool_t fFailed ; //! true if file is not opened and/or galice not found
225 Int_t fDebug ; // Debug level
227 AliRun * fAlice ; //! needed to read TreeK if in an other file than fHeaderFile
228 Int_t fNPrimaries ; //! # of primaries
230 TObjArray * fPrimaries ; //! list of lists of primaries-for the case of mixing
232 TFolder * fModuleFolder ; //!Folder that contains the modules
233 TFolder * fPrimariesFolder ; //!Folder that contains the Primary Particles
234 TFolder * fHitsFolder ; //!Folder that contains the Hits
235 TFolder * fSDigitsFolder ; //!Folder that contains the SDigits
236 TFolder * fDigitsFolder ; //!Folder that contains the Digits
237 TFolder * fRecoFolder ; //!Folder that contains the reconstructed objects (RecPoints, TrackSegments, RecParticles)
238 //TFolder * fQAFolder ; //!Folder that contains the QA objects
239 TFolder * fTasksFolder ; //!Folder that contains the Tasks (sdigitizer, digitizer, reconstructioner)
241 static AliEMCALGetter * fgObjGetter; // pointer to the unique instance of the singleton
243 ClassDef(AliEMCALGetter,1) // Algorithm class that provides methods to retrieve objects from a list knowing the index
247 #endif // AliEMCALGETTER_H