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[u/mrichter/AliRoot.git] / ITS / AliITSBeamTestDigitizer.cxx
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1////////////////////////////////////////////////////
2// Class to manage the //
3// ITS beam test conversion from rawdata //
4// to digits. It executes the digitization for //
5// SPD, SDD and SSD. //
6// //
7// //
8// Origin: E. Crescio crescio@to.infn.it //
9// J. Conrad Jan.Conrad@cern.ch //
10////////////////////////////////////////////////////
11#include "AliHeader.h"
12#include "AliRun.h"
13#include "AliRunLoader.h"
14#include "AliITSEventHeader.h"
15#include "AliITSLoader.h"
16#include "AliITSBeamTestDigSDD.h"
17#include "AliITSBeamTestDigSPD.h"
18#include "AliITSBeamTestDigSSD.h"
19#include "AliITSBeamTestDigitizer.h"
20#include "AliRawReaderDate.h"
21#include "AliRawReaderRoot.h"
22
23const TString AliITSBeamTestDigitizer::fgkDefaultDigitsFileName="ITS.Digits.root";
24
25ClassImp(AliITSBeamTestDigitizer)
26
27
28//_____________________________________________________________
29AliITSBeamTestDigitizer::AliITSBeamTestDigitizer():TTask(),
30fEvIn(0),
31fEvFin(0),
32fRunNumber(-1),
33fDATEEvType(7),
34fFlagHeader(kTRUE),
35fFlagInit(kFALSE),
36fOptDate(kFALSE),
37fDigitsFileName(0),
38fRawdataFileName(0),
39fPeriod(kNov04),
40fRunLoader(0),
41fLoader(0),
42fHeader(0){
43 //
44 // Default constructor
45 //
46 SetFlagInit();
47 SetOptDate();
48}
49
50//_____________________________________________________________
51AliITSBeamTestDigitizer::AliITSBeamTestDigitizer(const Text_t* name, const Text_t* title, Char_t* opt,const char* filename):TTask(name,title),
52fEvIn(0),
53fEvFin(0),
54fRunNumber(-1),
55fDATEEvType(7),
56fFlagHeader(kTRUE),
57fFlagInit(kFALSE),
58fOptDate(kFALSE),
59fDigitsFileName(0),
60fRawdataFileName(0),
61fPeriod(kNov04),
62fRunLoader(0),
63fLoader(0),
64fHeader(0)
65{
66 //
67 // Standard constructor
68 //
69 SetOptDate();
70
71 TString choice(opt);
72 Bool_t aug04 = choice.Contains("Aug04");
73 Bool_t nov04 = choice.Contains("Nov04");
74 if(aug04) fPeriod=kAug04;
75 if(nov04) fPeriod=kNov04;
76 Init(filename);
77 }
78
79//_____________________________________________________________
80AliITSBeamTestDigitizer::AliITSBeamTestDigitizer(const Text_t* name, const Text_t* title, Int_t run, Char_t* opt,const char* filename):TTask(name,title),
81fEvIn(0),
82fEvFin(0),
83fRunNumber(run),
84fDATEEvType(7),
85fFlagHeader(kTRUE),
86fFlagInit(kFALSE),
87fOptDate(kFALSE),
88fDigitsFileName(0),
89fRawdataFileName(0),
90fPeriod(kNov04),
91fRunLoader(0),
92fLoader(0),
93fHeader(0){
94 //
95 // Constructor
96 //
97 SetOptDate();
98 TString choice(opt);
99 Bool_t aug04 = choice.Contains("Aug04");
100 Bool_t nov04 = choice.Contains("Nov04");
101 if(aug04) fPeriod=kAug04;
102 if(nov04) fPeriod=kNov04;
103
104 Init(filename);
105 }
106
107//___________________________________________________________
108void AliITSBeamTestDigitizer::Init(const char* filename){
109
110 //
111 //Initialization of run loader and its loader
112 //creation of galice.root
113 //
114
115
116 fRunLoader = AliRunLoader::Open(filename,AliConfig::GetDefaultEventFolderName(),"update");
117 if (fRunLoader == 0x0)
118 {
119 Error("AliITSBeamTestDigitizer","Can not load the session",filename);
120 return;
121 }
122 fRunLoader->LoadgAlice();
123 gAlice = fRunLoader->GetAliRun();
124
125 if(!gAlice) {
126 Error("AliITSBeamTestDigitizer","gAlice not found on file. Aborting.");
127 return;
128 }
129 fRunLoader->MakeTree("E");
130 fLoader = (AliITSLoader*)fRunLoader->GetLoader("ITSLoader");
131
132 fDigitsFileName=fgkDefaultDigitsFileName;
133 this->Add(new AliITSBeamTestDigSPD("DigSPD","SPD Digitization"));
134 this->Add(new AliITSBeamTestDigSDD("DigSDD","SDD Digitization"));
135 this->Add(new AliITSBeamTestDigSSD("DigSSD","SSD Digitization"));
136
137 SetFlagInit(kTRUE);
138}
139
140
141//______________________________________________________________________
142AliITSBeamTestDigitizer::AliITSBeamTestDigitizer(const AliITSBeamTestDigitizer &bt):TTask(bt),
143fEvIn(bt.fEvIn),
144fEvFin(bt.fEvFin),
145fRunNumber(bt.fRunNumber),
146fDATEEvType(bt.fDATEEvType),
147fFlagHeader(bt.fFlagHeader),
148fFlagInit(bt.fFlagInit),
149fOptDate(bt.fOptDate),
150fDigitsFileName(bt.fDigitsFileName),
151fRawdataFileName(bt.fRawdataFileName),
152fPeriod(bt.fPeriod),
153fRunLoader(bt.fRunLoader),
154fLoader(bt.fLoader),
155fHeader(bt.fHeader){
156 // Copy constructor.
157}
158//______________________________________________________________________
159AliITSBeamTestDigitizer& AliITSBeamTestDigitizer::operator=(const AliITSBeamTestDigitizer &source){
160 // Assignment operator.
161 this->~AliITSBeamTestDigitizer();
162 new(this) AliITSBeamTestDigitizer(source);
163 return *this;
164}
165
166
167//______________________________________________________________
168AliITSBeamTestDigitizer::~AliITSBeamTestDigitizer(){
169
170 //Destructor
171 // if(fBt) delete fBt;
172 if(fLoader) delete fLoader;
173 if(fHeader) delete fHeader;
174}
175
176
177//_____________________________________________________________
178void AliITSBeamTestDigitizer::SetNumberOfEventsPerFile(Int_t nev)
179{
180 //Sets number of events per file
181
182 if(fRunLoader) fRunLoader->SetNumberOfEventsPerFile(nev);
183 else Warning("SetNumberOfEventsPerFile","fRunLoader is 0");
184}
185
186
187//____________________________________________________
188void AliITSBeamTestDigitizer::ExecDigitization(){
189
190 // Execution of digitisation for SPD,SDD and SSD
191
192 if(!GetFlagInit()){
193 Warning("ExecDigitization()","Run Init() please..");
194 return;
195 }
196 fLoader->SetDigitsFileName(fDigitsFileName);
197 fLoader->LoadDigits("recreate");
198
199 AliRawReader* rd;
200
201 if(GetOptDate()) rd = new AliRawReaderDate(fRawdataFileName,fEvIn);
202 else rd = new AliRawReaderRoot(fRawdataFileName,fEvIn);
203
204 AliHeader* header = fRunLoader->GetHeader();
205 Int_t iev=fEvIn-1;
206
207
208 AliITSBeamTestDigSDD* digSDD = (AliITSBeamTestDigSDD*)fTasks->FindObject("DigSDD");
209 AliITSBeamTestDigSPD* digSPD = (AliITSBeamTestDigSPD*)fTasks->FindObject("DigSPD");
210 AliITSBeamTestDigSSD* digSSD = (AliITSBeamTestDigSSD*)fTasks->FindObject("DigSSD");
211
212
213 do{
214 iev++;
215 if(fEvFin!=0){
216 if(iev>fEvFin) break;
217 }
218 AliITSEventHeader* itsh = new AliITSEventHeader("ITSHeader");
219 fRunLoader->SetEventNumber(iev);
220
221 rd->RequireHeader(fFlagHeader);
222 rd->SelectEvents(fDATEEvType);
223
224 digSDD->SetRawReader(rd);
225 digSPD->SetRawReader(rd);
226 digSSD->SetRawReader(rd);
227
228 if(fLoader->TreeD() == 0x0) fLoader->MakeTree("D");
229
230 TTree* treeD = (TTree*)fLoader->TreeD();
231
232 // Make branches outside the dig-classes
233
234 TClonesArray* digitsSPD = new TClonesArray("AliITSdigitSPD",1000);
235 treeD->Branch("ITSDigitsSPD",&digitsSPD);
236
237 TClonesArray* digitsSDD = new TClonesArray("AliITSdigitSDD",1000);
238 treeD->Branch("ITSDigitsSDD",&digitsSDD);
239
240 TClonesArray* digitsSSD = new TClonesArray("AliITSdigitSSD",1000);
241 treeD->Branch("ITSDigitsSSD",&digitsSSD);
242
243
244 digSSD->SetTree(treeD);
245 digSDD->SetTree(treeD);
246 digSPD->SetTree(treeD);
247
248 AliITSgeom* geom = fLoader->GetITSgeom();
249
250 digSSD->SetITSgeom(geom);
251 digSDD->SetITSgeom(geom);
252 digSPD->SetITSgeom(geom);
253
254 digSSD->SetITSEventHeader(itsh);
255 digSDD->SetITSEventHeader(itsh);
256 digSPD->SetITSEventHeader(itsh);
257
258 digSDD->SetBtPeriod(GetBeamTestPeriod());
259 if(GetBeamTestPeriod()==1)digSDD->SetThreshold(16);
260 else digSDD->SetThreshold(0);
261 ExecuteTask(0);
262
263 header->SetEventNrInRun(iev);
264 header->SetEvent(iev);
265 header->SetRun(fRunNumber);
266 fRunLoader->GetHeader()->AddDetectorEventHeader(itsh);
267 fRunLoader->TreeE()->Fill();
268 header->Reset(fRunNumber,iev);
269
270 delete digitsSPD;
271 delete digitsSDD;
272 delete digitsSSD;
273
274 }while(rd->NextEvent());
275
276
277 fRunLoader->WriteHeader("OVERWRITE");
278 fRunLoader->WriteRunLoader("OVERWRITE");
279
280 delete rd;
281 fLoader->UnloadDigits();
282 fLoader->UnloadRawClusters();
283 fRunLoader->UnloadHeader();
284
285
286}
287
288
289
290//_______________________________________________
291void AliITSBeamTestDigitizer:: SetActive(const TString& subdet,Bool_t value){
292
293 //Sets active sub-tasks (detectors)
294
295 Bool_t sdd = subdet.Contains("SDD");
296 Bool_t spd = subdet.Contains("SPD");
297 Bool_t ssd = subdet.Contains("SSD");
298
299 if(sdd){
300 AliITSBeamTestDigSDD* digSDD = (AliITSBeamTestDigSDD*)fTasks->FindObject("DigSDD");
301 digSDD->SetActive(value);
302 }
303
304 if(spd){
305 AliITSBeamTestDigSPD* digSPD = (AliITSBeamTestDigSPD*)fTasks->FindObject("DigSPD");
306 digSPD->SetActive(value);
307
308 }
309
310 if(ssd){
311 AliITSBeamTestDigSSD* digSSD = (AliITSBeamTestDigSSD*)fTasks->FindObject("DigSSD");
312 digSSD->SetActive(value);
313
314 }
315
316
317
318}
319