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[u/mrichter/AliRoot.git] / PHOS / AliPHOSGetter.h
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4ae78bb1 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 */
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.
13//
14// The objects are retrived from folders.
15//*-- Author: Yves Schutz (SUBATECH) & Dmitri Peressounko (RRC KI & SUBATECH)
16//
17
18
19// --- ROOT system ---
20#include "TClonesArray.h"
7a9d98f9 21#include "TFolder.h"
22#include "TTree.h"
4ae78bb1 23class TString ;
24class TParticle ;
25class TTask ;
26
27// --- Standard library ---
f404725b 28#include <stdlib.h>
931e9fdb 29#include <iostream.h>
4ae78bb1 30
31// --- AliRoot header files ---
32
7a9d98f9 33#include "AliRun.h"
34#include "AliPHOS.h"
cb34a1fa 35#include "AliPHOSHit.h"
36#include "AliPHOSDigit.h"
37#include "AliPHOSEmcRecPoint.h"
38#include "AliPHOSCpvRecPoint.h"
39#include "AliPHOSTrackSegment.h"
40#include "AliPHOSRecParticle.h"
4ae78bb1 41class AliPHOSGeometry ;
4ae78bb1 42class AliPHOSDigitizer ;
43class AliPHOSSDigitizer ;
4ae78bb1 44class AliPHOSClusterizer ;
4ae78bb1 45class AliPHOSTrackSegmentMaker ;
4ae78bb1 46class AliPHOSPID ;
47
48class AliPHOSGetter : public TObject {
49
50 public:
51
cb34a1fa 52 AliPHOSGetter(){ // ctor: this is a singleton, the ctor should never be called but cint needs it as public
4ae78bb1 53 cerr << "ERROR: AliPHOGetter is a singleton default ctor not callable" << endl ;
54 abort() ;
55 }
56 AliPHOSGetter(const AliPHOSGetter & obj) {
57 // cpy ctor requested by Coding Convention
58 // but not yet needed
59 abort() ;
60 }
61
d071065d 62 virtual ~AliPHOSGetter() ;
4ae78bb1 63
cb34a1fa 64 Bool_t PostPrimaries(void ) const ;
b0bba0af 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 ;
68 Bool_t PostRecPoints( const char * name ) const ;
69 Bool_t PostTrackSegments(const char * name) const ;
70 Bool_t PostRecParticles( const char * name) const ;
71
72 Bool_t PostClusterizer( const char * name) const ;
73 Bool_t PostClusterizer(AliPHOSClusterizer * clu) const ;
74 Bool_t PostSDigitizer (AliPHOSSDigitizer * sdigitizer) const ;
75 Bool_t PostSDigitizer ( const char * name, const char * file ) const ;
76 Bool_t PostDigitizer (AliPHOSDigitizer * digitizer) const ;
77 Bool_t PostDigitizer ( const char * name) const ;
78 Bool_t PostTrackSegmentMaker(AliPHOSTrackSegmentMaker * tsm) const ;
79 Bool_t PostTrackSegmentMaker(const char * name ) const ;
80 Bool_t PostPID (AliPHOSPID * pid) const ;
7a9d98f9 81 Bool_t PostPID (const char * name ) const ;
82 Bool_t PostQA (void) const ;
b0bba0af 83
84
cb34a1fa 85 void Event(const Int_t event, const char * opt = "HSDRQP") ;
b0bba0af 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() ; }
4ae78bb1 93 static AliPHOSGetter * GetInstance(const char* headerFile,
b0bba0af 94 const char* branchTitle = "Default" ) ;
95 static AliPHOSGetter * GetInstance() ;
96
7a9d98f9 97 const AliPHOS * PHOS() ;
98 const AliPHOSGeometry * PHOSGeometry() ;
b0bba0af 99 // Alarms
7a9d98f9 100 TFolder * Alarms() const { return (TFolder*)(ReturnO("Alarms", 0)) ; }
101 TObjArray * Alarms(const char * name ) const { return (TObjArray*)(ReturnO("Alarms", name)) ; }
4ae78bb1 102
eb9763ac 103 // QA Tasks
104 TTask * QATasks(const char * name = 0) const { return (TTask*)(ReturnT("QATasks", name)) ; }
105
cb34a1fa 106 // Primaries
107 TClonesArray * Primaries(void) const { return (TClonesArray*)(ReturnO("Primaries")) ; }
4ae78bb1 108 // Hits
cb34a1fa 109 const TClonesArray * Hits(void) { return static_cast<const TClonesArray*>(ReturnO("Hits")) ; }
110 const AliPHOSHit * Hit(Int_t index) { return static_cast<const AliPHOSHit*>(Hits()->At(index) );}
111
4ae78bb1 112 // SDigits
cb34a1fa 113 TClonesArray * SDigits(const char * name = 0, const char * file=0) {
114 return static_cast<TClonesArray*>(ReturnO("SDigits", name, file)) ;
115 }
116 const AliPHOSDigit * SDigit(Int_t index) { return static_cast<const AliPHOSDigit*>(SDigits()->At(index)) ;}
117
118 AliPHOSSDigitizer * SDigitizer(const char * name =0) const {
119 return ((AliPHOSSDigitizer*)(ReturnT("SDigitizer", name))) ;
120 }
121
4ae78bb1 122 // Digits
cb34a1fa 123 TClonesArray * Digits(const char * name = 0)const {
124 return static_cast<TClonesArray*>(ReturnO("Digits", name)) ;
125 }
126 const AliPHOSDigit * Digit(Int_t index) { return static_cast<const AliPHOSDigit *>(Digits()->At(index)) ;}
127 AliPHOSDigitizer * Digitizer(const char * name =0) const {
128 return (AliPHOSDigitizer*)(ReturnT("Digitizer", name)) ;
129 }
130
4ae78bb1 131 // RecPoints
cb34a1fa 132 TObjArray * EmcRecPoints(const char * name = 0) {
133 return static_cast<TObjArray*>(ReturnO("EmcRecPoints", name)) ;
134 }
135 TObjArray * CpvRecPoints(const char * name = 0) {
136 return static_cast<TObjArray*>(ReturnO("CpvRecPoints", name)) ;
137 }
138 const AliPHOSEmcRecPoint * EmcRecPoint(Int_t index) {
139 return static_cast<const AliPHOSEmcRecPoint *>(EmcRecPoints()->At(index)) ;
140 }
141 const AliPHOSCpvRecPoint * CpvRecPoint(Int_t index) {
142 return static_cast<const AliPHOSCpvRecPoint *>(CpvRecPoints()->At(index)) ;
143 }
144
145 AliPHOSClusterizer * Clusterizer (const char * name =0) const {
146 return (AliPHOSClusterizer*)(ReturnT("Clusterizer", name)) ;
147 }
148
4ae78bb1 149 // TrackSegments
cb34a1fa 150 TClonesArray * TrackSegments(const char * name = 0) {
151 return static_cast<TClonesArray*>(ReturnO("TrackSegments", name)) ;
152 }
153 const AliPHOSTrackSegment * TrackSegment(Int_t index) {
154 return static_cast<const AliPHOSTrackSegment*>(TrackSegments()->At(index)) ;
155 }
156 AliPHOSTrackSegmentMaker * TrackSegmentMaker (const char * name =0) const {
157 return (AliPHOSTrackSegmentMaker*)(ReturnT("TrackSegmentMaker", name)) ;
158 }
159
4ae78bb1 160 // RecParticles
cb34a1fa 161 TClonesArray * RecParticles(const char * name = 0) {
162 return static_cast<TClonesArray*>(ReturnO("RecParticles", name)) ;
163 }
164 const AliPHOSRecParticle * RecParticle(Int_t index) {
165 return static_cast<const AliPHOSRecParticle*>(RecParticles()->At(index)) ;
166 }
167 AliPHOSPID * PID(const char * name =0) const {
168 return (AliPHOSPID*)(ReturnT("PID", name)) ;
169 }
170
4ae78bb1 171 // Primaries
172 const TParticle * Primary(Int_t index) const ;
173 const Int_t NPrimaries()const { return fNPrimaries; }
cb34a1fa 174 const TParticle * Secondary(TParticle * p, Int_t index=1) const ;
175
b0bba0af 176 void SetDebug(Int_t level) {fDebug = level;} // Set debug level
cb34a1fa 177
4ae78bb1 178 AliPHOSGetter & operator = (const AliPHOSGetter & ) {
b0bba0af 179 // assignement operator requested by coding convention, but not needed
4ae78bb1 180 abort() ;
181 return *this ;
182 }
183
7a9d98f9 184 TFolder * SDigitsFolder() { return dynamic_cast<TFolder*>(fSDigitsFolder->FindObject("PHOS")) ; }
cb34a1fa 185
186private:
187
b0bba0af 188 AliPHOSGetter(const char* headerFile, const char* branchTitle ="Default") ;
4ae78bb1 189 void CreateWhiteBoard() const ;
cb34a1fa 190 TObject * ReturnO(TString what, TString name=0, TString file=0) const ;
4ae78bb1 191 const TTask * ReturnT(TString what,TString name=0) const ;
192 void DefineBranchTitles(char* branch, char* branchTitle) ;
193 void ReadTreeD() ;
194 void ReadTreeH() ;
4ae78bb1 195 void ReadTreeR() ;
b0bba0af 196 void ReadTreeS(Int_t event) ;
197 void ReadTreeQA() ;
4ae78bb1 198 void ReadPrimaries() ;
199
cb34a1fa 200 void * PrimariesRef(void) const ;
7a9d98f9 201 void * HitsRef(void) const ;
202 void * SDigitsRef(const char * name, const char * file = 0 ) const;
203 void * DigitsRef (const char * name) const ;
204 void * EmcRecPointsRef (const char * name) const ;
205 void * CpvRecPointsRef (const char * name) const ;
206 void * TrackSegmentsRef(const char * name) const ;
207 void * RecParticlesRef (const char * name) const ;
208 void * AlarmsRef (void) const ;
209
210 void * SDigitizerRef (const char * name) const ;
211 void * DigitizerRef (const char * name) const ;
212 void * ClusterizerRef(const char * name) const ;
213 void * TSMakerRef (const char * name) const ;
214 void * PIDRef (const char * name) const ;
b0bba0af 215
4ae78bb1 216 private:
217
b0bba0af 218 TString fHeaderFile ; //! File in which gAlice lives
219 TString fBranchTitle ; //!
220 TString fTrackSegmentsTitle ;//!
221 TString fRecPointsTitle ; //!
222 TString fRecParticlesTitle ; //!
223 TString fDigitsTitle ; //!
224 TString fSDigitsTitle ; //!
4ae78bb1 225
b0bba0af 226 Int_t fDebug ; // Debug level
518b8b75 227
b0bba0af 228 Int_t fNPrimaries ; //! # of primaries
4ae78bb1 229
b0bba0af 230 TObjArray * fPrimaries ; //! list of lists of primaries-for the case of mixing
4ae78bb1 231
7a9d98f9 232 TFolder * fModuleFolder ; //!Folder that contains the modules
cb34a1fa 233 TFolder * fPrimariesFolder ; //!Folder that contains the Primary Particles
7a9d98f9 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)
240
b0bba0af 241 static AliPHOSGetter * fgObjGetter; // pointer to the unique instance of the singleton
4ae78bb1 242
243 ClassDef(AliPHOSGetter,1) // Algorithm class that provides methods to retrieve objects from a list knowing the index
244
245};
246
247#endif // AliPHOSGETTER_H