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eab3429b | 1 | //////////////////////////////////////////////////////////////////////// |
2 | // | |
3 | // name: AliHits2SDigits | |
4 | // date: 4.4.2002 | |
5 | // last update: 4.4.2002 | |
6 | // author: Jiri Chudoba | |
7 | // version: 1.0 | |
8 | // | |
9 | // description: | |
10 | // creates sdigits for several detectors | |
eab3429b | 11 | // |
12 | // input: | |
8de97894 | 13 | // TString fileName ... galice input file |
eab3429b | 14 | // Int_t nEvents ... how many events to proceed |
15 | // Int_t firstEvent ... first event number | |
16 | // Int_t ITS, TPC, ... many flags for diff. detectors | |
17 | // | |
18 | // History: | |
19 | // | |
8de97894 | 20 | // 21.07.03 - changes for NewIO |
21 | // | |
eab3429b | 22 | // 04.04.02 - first version |
23 | // | |
24 | //////////////////////////////////////////////////////////////////////// | |
25 | ||
26 | #if !defined(__CINT__) || defined(__MAKECINT__) | |
88cb7938 | 27 | #include "iostream.h" |
eab3429b | 28 | #include "TTree.h" |
29 | #include "TBranch.h" | |
30 | #include "TDirectory.h" | |
31 | #include "TFile.h" | |
32 | #include "AliRun.h" | |
33 | #include "TParticle.h" | |
88cb7938 | 34 | #include "TPC/AliTPCDigitsArray.h" |
eab3429b | 35 | #include "AliHeader.h" |
36 | #include "TGeometry.h" | |
37 | #include "TObjArray.h" | |
38 | #include "TString.h" | |
88cb7938 | 39 | #include "ITS/AliITS.h" |
40 | #include "TPC/AliTPC.h" | |
41 | #include "PHOS/AliPHOSSDigitizer.h" | |
42 | #include "TRD/AliTRDdigitizer.h" | |
eab3429b | 43 | #include "TStopwatch.h" |
88cb7938 | 44 | #include "TRD/AliTRDparameter.h" |
eab3429b | 45 | #endif |
46 | ||
88cb7938 | 47 | AliRunLoader* Init(TString fileName); |
48 | ||
eab3429b | 49 | AliTRDdigitizer *InitTRDdigitizer(); |
eab3429b | 50 | |
51 | // global variables | |
52 | ||
53 | TFile *gFileHits = 0; | |
54 | Bool_t gSameFiles = kFALSE; | |
55 | Int_t gDEBUG = 1; | |
56 | ||
57 | ||
8de97894 | 58 | Int_t AliHits2SDigits(TString fileName="galice.root", |
88cb7938 | 59 | Int_t nEvents = 1, Int_t firstEvent = 0, Int_t iITS = 0, |
8de97894 | 60 | Int_t iTPC = 0, Int_t iTRD = 0,Int_t iPHOS = 0) |
eab3429b | 61 | { |
62 | // | |
63 | // Initialization | |
64 | // | |
88cb7938 | 65 | AliRunLoader* rl = Init(fileName); |
66 | if (!rl) return 1; | |
eab3429b | 67 | |
68 | // ITS | |
8de97894 | 69 | AliITS *ITS = NULL; |
eab3429b | 70 | if (iITS) { |
71 | ITS = (AliITS*) gAlice->GetModule("ITS"); | |
72 | if (!ITS) { | |
73 | iITS = 0; | |
74 | cerr<<"AliITS object not found on file." << endl; | |
75 | } else if (!ITS->GetITSgeom()) { | |
277674fa | 76 | cerr<<"AliITSgeom not found." << endl; |
88cb7938 | 77 | iITS = 0; |
eab3429b | 78 | } |
79 | } | |
80 | ||
81 | // TPC | |
8de97894 | 82 | AliTPC *TPC = NULL; |
eab3429b | 83 | if (iTPC) { |
84 | TPC = (AliTPC*)gAlice->GetDetector("TPC"); | |
85 | if (!TPC) { | |
86 | iTPC = 0; | |
87 | cerr<<"AliTPC object not found"<<endl; | |
88 | } | |
89 | } | |
90 | ||
91 | // TRD | |
8de97894 | 92 | AliTRDdigitizer *sdTRD = NULL; |
eab3429b | 93 | if (iTRD) { |
94 | sdTRD = InitTRDdigitizer(); | |
95 | } | |
96 | ||
97 | ||
98 | // PHOS | |
8de97894 | 99 | AliPHOSSDigitizer *sdPHOS = NULL; |
eab3429b | 100 | if (iPHOS) { |
88cb7938 | 101 | sdPHOS = new AliPHOSSDigitizer(fileName.Data()); |
eab3429b | 102 | } |
103 | ||
88cb7938 | 104 | |
eab3429b | 105 | |
106 | // | |
107 | // loop over events | |
108 | // | |
109 | TStopwatch timer; | |
110 | timer.Start(); | |
111 | for (Int_t iEvent = firstEvent;iEvent<firstEvent+nEvents;iEvent++){ | |
88cb7938 | 112 | rl->GetEvent(iEvent); |
113 | // gAlice->MakeTree("S",fileSDigits); | |
eab3429b | 114 | |
115 | // ITS | |
116 | if (iITS) { | |
117 | if (gDEBUG) {cout<<" Create ITS sdigits: ";} | |
88cb7938 | 118 | AliLoader* loader = rl->GetLoader("ITSLoader"); |
119 | if (loader) | |
120 | { | |
121 | loader->LoadHits("read"); | |
8de97894 | 122 | loader->LoadSDigits("recreate"); |
123 | if(!loader->TreeS()) loader->MakeTree("S"); | |
124 | ITS->MakeBranch("S"); | |
88cb7938 | 125 | ITS->SetTreeAddress(); |
126 | ITS->Hits2SDigits(); | |
127 | loader->UnloadHits(); | |
128 | loader->UnloadSDigits(); | |
129 | if (gDEBUG) {cout<<"done"<<endl;} | |
130 | } | |
131 | else if (gDEBUG) {cout<<"Did not get loader"<<endl;} | |
eab3429b | 132 | } |
133 | ||
134 | // TPC | |
135 | if (iTPC) { | |
136 | if (gDEBUG) {cout<<" Create TPC sdigits: ";} | |
88cb7938 | 137 | AliLoader* loader = rl->GetLoader("TPCLoader"); |
138 | if (loader) | |
139 | { | |
140 | loader->LoadHits("read"); | |
8de97894 | 141 | loader->LoadSDigits("recreate"); |
88cb7938 | 142 | |
8de97894 | 143 | TPC->SetTreeAddress(); |
88cb7938 | 144 | TPC->SetActiveSectors(1); |
145 | TPC->Hits2SDigits2(iEvent); | |
146 | loader->UnloadHits(); | |
147 | loader->UnloadSDigits(); | |
148 | if (gDEBUG) {cout<<"done"<<endl;} | |
149 | } | |
150 | else if (gDEBUG) {cout<<"Did not get loader"<<endl;} | |
eab3429b | 151 | } |
152 | ||
153 | // TRD | |
154 | if (iTRD) { | |
155 | if (gDEBUG) {cout<<" Create TRD sdigits: ";} | |
88cb7938 | 156 | AliLoader* loader = rl->GetLoader("TRDLoader"); |
157 | if (loader) | |
158 | { | |
159 | loader->LoadHits("read"); | |
8de97894 | 160 | loader->LoadSDigits("recreate"); |
88cb7938 | 161 | sdTRD->MakeDigits(); |
162 | sdTRD->WriteDigits(); | |
163 | loader->UnloadHits(); | |
164 | loader->UnloadSDigits(); | |
165 | if (gDEBUG) {cout<<"done"<<endl;} | |
166 | } | |
167 | else if (gDEBUG) {cout<<"Did not get loader"<<endl;} | |
eab3429b | 168 | } |
169 | ||
170 | } // end of loop over events | |
171 | ||
172 | // PHOS processes always all events | |
173 | if (iPHOS) { | |
174 | sdPHOS->ExecuteTask("deb all"); | |
175 | } | |
176 | ||
177 | // | |
178 | // finish | |
179 | // | |
180 | timer.Stop(); | |
181 | timer.Print(); | |
182 | ||
88cb7938 | 183 | delete rl; |
8de97894 | 184 | return 0; |
eab3429b | 185 | } |
186 | ||
187 | ||
188 | //////////////////////////////////////////////////////////////////////// | |
88cb7938 | 189 | AliRunLoader* Init(TString fileName) |
190 | { | |
eab3429b | 191 | // open input file, read in gAlice, prepare output file |
192 | if (gAlice) delete gAlice; | |
193 | gAlice = 0; | |
88cb7938 | 194 | AliRunLoader*rl = AliRunLoader::Open(fileName); |
195 | if (rl == 0x0) return 0x0; | |
196 | rl->LoadgAlice(); | |
197 | gAlice = rl->GetAliRun(); | |
198 | return rl; | |
199 | ||
eab3429b | 200 | } |
201 | ||
eab3429b | 202 | |
203 | //////////////////////////////////////////////////////////////////////// | |
eab3429b | 204 | //////////////////////////////////////////////////////////////////////// |
205 | AliTRDdigitizer *InitTRDdigitizer() { | |
206 | // initialization of TRD digitizer | |
207 | AliTRDdigitizer *sdTRD = new AliTRDdigitizer("TRDdigitizer" | |
88cb7938 | 208 | ,"TRD digitizer class"); |
eab3429b | 209 | sdTRD->SetDebug(0); |
210 | sdTRD->SetSDigits(kTRUE); | |
211 | AliTRDparameter *TRDparam = new AliTRDparameter("TRDparameter" | |
88cb7938 | 212 | ,"TRD parameter class"); |
eab3429b | 213 | |
214 | sdTRD->SetParameter(TRDparam); | |
215 | sdTRD->InitDetector(); | |
216 | return sdTRD; | |
217 | } |