1. Added time
[u/mrichter/AliRoot.git] / EMCAL / AliEMCALGetter.h
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ffa6d63b 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 */
5
6/* $Id$ */
7
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.
d75bea67 13//
ffa6d63b 14// The objects are retrived from folders.
d75bea67 15//*-- Author: Yves Schutz (SUBATECH) & Dmitri Peressounko (RRC KI & SUBATECH)
16//
ffa6d63b 17
18
19// --- ROOT system ---
20#include "TClonesArray.h"
21#include "TFolder.h"
22#include "TTree.h"
23class TString ;
24class TParticle ;
25class TTask ;
26
27// --- Standard library ---
28#include <stdlib.h>
29#include <iostream.h>
30
31// --- AliRoot header files ---
32
33#include "AliRun.h"
34#include "AliEMCALv1.h"
35class AliEMCALGeometry ;
36class AliEMCALHit ;
37class AliEMCALDigit ;
38class AliEMCALDigitizer ;
39class AliEMCALSDigitizer ;
d75bea67 40//class AliEMCALEmcRecPoint ;
41//class AliEMCALCpvRecPoint ;
42//class AliEMCALClusterizer ;
43//class AliEMCALTrackSegment ;
44//class AliEMCALTrackSegmentMaker ;
45//class AliEMCALRecParticle ;
46//class AliEMCALPID ;
ffa6d63b 47
48class AliEMCALGetter : public TObject {
49
50 public:
51
52 AliEMCALGetter(){
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 ;
55 abort() ;
56 }
57 AliEMCALGetter(const AliEMCALGetter & obj) {
58 // cpy ctor requested by Coding Convention
59 // but not yet needed
60 abort() ;
61 }
62
63 virtual ~AliEMCALGetter() ;
64
65 Bool_t PostHits(void ) const ;
66 Bool_t PostSDigits( const char * name, const char * file = 0) const ;
67 Bool_t PostDigits( const char * name ) const ;
d75bea67 68 //Bool_t PostRecPoints( const char * name ) const ;
69 //Bool_t PostTrackSegments(const char * name) const ;
70 //Bool_t PostRecParticles( const char * name) const ;
ffa6d63b 71
d75bea67 72 //Bool_t PostClusterizer( const char * name) const ;
73 //Bool_t PostClusterizer(AliEMCALClusterizer * clu) const ;
74 Bool_t PostSDigitizer (AliEMCALSDigitizer * sdigitizer) const ;
ffa6d63b 75 Bool_t PostSDigitizer ( const char * name, const char * file ) const ;
76 Bool_t PostDigitizer (AliEMCALDigitizer * digitizer) const ;
77 Bool_t PostDigitizer ( const char * name) const ;
d75bea67 78 //Bool_t PostTrackSegmentMaker(AliEMCALTrackSegmentMaker * tsm) const ;
79 //Bool_t PostTrackSegmentMaker(const char * name ) const ;
80 //Bool_t PostPID (AliEMCALPID * pid) const ;
81 //Bool_t PostPID (const char * name ) const ;
82 //Bool_t PostQA (void) const ;
ffa6d63b 83
84
85 void Event(const Int_t event, const char * opt = "HSD") ;
86 void Track(Int_t itrack) ;
87
88 //Method to be used when digitizing under AliRunDigitizer, who opens all files etc.
89 void ReadTreeS(TTree * treeS,Int_t input) ;
90
91 Int_t EventNumber() { return (Int_t) gAlice->GetEvNumber() ; }
92 Int_t MaxEvent() { return (Int_t) gAlice->TreeE()->GetEntries() ; }
93 static AliEMCALGetter * GetInstance(const char* headerFile,
94 const char* branchTitle = "Default" ) ;
95 static AliEMCALGetter * GetInstance() ;
96
d75bea67 97 const AliEMCALv1 * EMCAL() ;
ffa6d63b 98 const AliEMCALGeometry * EMCALGeometry() ;
d75bea67 99 // Alarms
100 //TFolder * Alarms() const { return (TFolder*)(ReturnO("Alarms", 0)) ; }
101 //TObjArray * Alarms(const char * name ) const { return (TObjArray*)(ReturnO("Alarms", name)) ; }
102
103 // QA Tasks
104 //TTask * QATasks(const char * name = 0) const { return (TTask*)(ReturnT("QATasks", name)) ; }
ffa6d63b 105
106 // Hits
107 TClonesArray * Hits(void) const { return (TClonesArray*)(ReturnO("Hits")) ; }
108
109 // SDigits
110 TClonesArray * SDigits(const char * name = 0, const char * file=0) const
111 { return (TClonesArray*)(ReturnO("SDigits", name, file)) ; }
112
113 AliEMCALSDigitizer * SDigitizer(const char * name =0) const
114 { return ((AliEMCALSDigitizer*)(ReturnT("SDigitizer", name))) ; }
115
116 // Digits
117 TClonesArray * Digits(const char * name = 0) const
118 { return (TClonesArray*)(ReturnO("Digits", name)) ; }
119 AliEMCALDigitizer * Digitizer(const char * name =0) const
120 { return (AliEMCALDigitizer*)(ReturnT("Digitizer", name)) ; }
121
d75bea67 122 // RecPoints
123 //TObjArray * EmcRecPoints(const char * name = 0) const {
124 // return (TObjArray*)(ReturnO("EmcRecPoints", name)) ; }
125 //TObjArray * CpvRecPoints(const char * name = 0) const {
126 // return (TObjArray*)(ReturnO("CpvRecPoints", name)) ; }
127
128 //AliEMCALClusterizer * Clusterizer (const char * name =0) const
129 // { return (AliEMCALClusterizer*)(ReturnT("Clusterizer", name)) ; }
130
131 // TrackSegments
132 //TClonesArray * TrackSegments(const char * name = 0) const
133 // { return (TClonesArray*)(ReturnO("TrackSegments", name)) ; }
134 //AliEMCALTrackSegmentMaker * TrackSegmentMaker (const char * name =0) const
135 // { return (AliEMCALTrackSegmentMaker*)(ReturnT("TrackSegmentMaker", name)) ; }
136
137 // RecParticles
138 //TClonesArray * RecParticles(const char * name = 0) const
139 // { return (TClonesArray*)(ReturnO("RecParticles", name)) ; }
140 //AliEMCALPID * PID(const char * name =0) const
141 // { return (AliEMCALPID*)(ReturnT("PID", name)) ; }
142
ffa6d63b 143 // Primaries
144 const TParticle * Primary(Int_t index) const ;
145 const Int_t NPrimaries()const { return fNPrimaries; }
146
d75bea67 147 void SetDebug(Int_t level) {fDebug = level;} // Set debug level
ffa6d63b 148
149 AliEMCALGetter & operator = (const AliEMCALGetter & ) {
150 // assignement operator requested by coding convention, but not needed
151 abort() ;
152 return *this ;
153 }
154
155 TFolder * SDigitsFolder() { return dynamic_cast<TFolder*>(fSDigitsFolder->FindObject("EMCAL")) ; }
156
157 private:
158
159 AliEMCALGetter(const char* headerFile, const char* branchTitle ="Default") ;
160 void CreateWhiteBoard() const ;
161 const TObject * ReturnO(TString what, TString name=0, TString file=0) const ;
162 const TTask * ReturnT(TString what,TString name=0) const ;
163 void DefineBranchTitles(char* branch, char* branchTitle) ;
164 void ReadTreeD() ;
165 void ReadTreeH() ;
d75bea67 166 //void ReadTreeR() ;
ffa6d63b 167 void ReadTreeS(Int_t event) ;
d75bea67 168 //void ReadTreeQA() ;
ffa6d63b 169 void ReadPrimaries() ;
170
171 void * HitsRef(void) const ;
172 void * SDigitsRef(const char * name, const char * file = 0 ) const;
173 void * DigitsRef (const char * name) const ;
d75bea67 174 //void * EmcRecPointsRef (const char * name) const ;
175 //void * CpvRecPointsRef (const char * name) const ;
176 //void * TrackSegmentsRef(const char * name) const ;
177 //void * RecParticlesRef (const char * name) const ;
178 //void * AlarmsRef (void) const ;
ffa6d63b 179
180 void * SDigitizerRef (const char * name) const ;
181 void * DigitizerRef (const char * name) const ;
d75bea67 182 //void * ClusterizerRef(const char * name) const ;
183 //void * TSMakerRef (const char * name) const ;
184 //void * PIDRef (const char * name) const ;
ffa6d63b 185
186 private:
187
188 TString fHeaderFile ; //! File in which gAlice lives
189 TString fBranchTitle ; //!
d75bea67 190 //TString fTrackSegmentsTitle ;//!
191 //TString fRecPointsTitle ; //!
192 //TString fRecParticlesTitle ; //!
ffa6d63b 193 TString fDigitsTitle ; //!
194 TString fSDigitsTitle ; //!
195
196 Int_t fDebug ; // Debug level
197
198 Int_t fNPrimaries ; //! # of primaries
199
200 TObjArray * fPrimaries ; //! list of lists of primaries-for the case of mixing
201
d75bea67 202 TFolder * fModuleFolder ; //!Folder that contains the modules
ffa6d63b 203 TFolder * fHitsFolder ; //!Folder that contains the Hits
204 TFolder * fSDigitsFolder ; //!Folder that contains the SDigits
205 TFolder * fDigitsFolder ; //!Folder that contains the Digits
d75bea67 206 //TFolder * fRecoFolder ; //!Folder that contains the reconstructed objects (RecPoints, TrackSegments, RecParticles)
207 //TFolder * fQAFolder ; //!Folder that contains the QA objects
ffa6d63b 208 TFolder * fTasksFolder ; //!Folder that contains the Tasks (sdigitizer, digitizer, reconstructioner)
d75bea67 209
ffa6d63b 210 static AliEMCALGetter * fgObjGetter; // pointer to the unique instance of the singleton
211
212 ClassDef(AliEMCALGetter,1) // Algorithm class that provides methods to retrieve objects from a list knowing the index
213
214};
215
216#endif // AliEMCALGETTER_H