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1 | /*************************************************************************** | |
2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
7 | * Permission to use, copy, modify and distribute this software and its * | |
8 | * documentation strictly for non-commercial purposes is hereby granted * | |
9 | * without fee, provided that the above copyright notice appears in all * | |
10 | * copies and that both the copyright notice and this permission notice * | |
11 | * appear in the supporting documentation. The authors make no claims * | |
12 | * about the suitability of this software for any purpose. It is * | |
13 | * provided "as is" without express or implied warranty. * | |
14 | **************************************************************************/ | |
15 | ||
16 | /* | |
17 | $Log$ | |
18 | Revision 1.30 2007/10/04 13:08:52 arcelli | |
19 | updates to comply with AliTOFGeometryV5 becoming AliTOFGeometry | |
20 | ||
21 | Revision 1.29 2007/10/03 10:42:33 arcelli | |
22 | updates to handle new AliTOFcluster, inheriting form AliCluster3D | |
23 | ||
24 | Revision 1.28 2007/05/31 16:06:05 arcelli | |
25 | move instance of AliRawStream outside loop on DDL | |
26 | ||
27 | Revision 1.27 2007/05/02 16:31:49 arcelli | |
28 | Add methods to handle single event reconstruction. retrieval of Calib info moved to AliTOFReconstructor ctor, and passed via a pointer to AliTOFcalib | |
29 | ||
30 | Revision 1.26 2007/04/30 19:02:24 arcelli | |
31 | hopefully the last refinements for correct type conversion in calibration | |
32 | ||
33 | Revision 1.25 2007/04/30 15:22:17 arcelli | |
34 | Change TOF digit Time, Tot etc to int type | |
35 | ||
36 | Revision 1.24 2007/04/27 11:19:31 arcelli | |
37 | updates for the new decoder | |
38 | ||
39 | Revision 1.23 2007/04/23 16:51:39 decaro | |
40 | Digits-to-raw_data conversion: correction for a more real description (A.De Caro, R.Preghenella) | |
41 | ||
42 | Revision 1.22 2007/04/19 17:26:32 arcelli | |
43 | Fix a bug (add some debug printout | |
44 | ||
45 | Revision 1.21 2007/04/18 17:28:12 arcelli | |
46 | Set the ToT bin width to the one actually used... | |
47 | ||
48 | Revision 1.20 2007/03/09 09:57:23 arcelli | |
49 | Remove a forgotten include of Riostrem | |
50 | ||
51 | Revision 1.19 2007/03/08 15:41:20 arcelli | |
52 | set uncorrected times when filling RecPoints | |
53 | ||
54 | Revision 1.18 2007/03/06 16:31:20 arcelli | |
55 | Add Uncorrected TOF Time signal | |
56 | ||
57 | Revision 1.17 2007/02/28 18:09:11 arcelli | |
58 | Add protection against failed retrieval of the CDB cal object, now Reconstruction exits with AliFatal | |
59 | ||
60 | Revision 1.16 2007/02/20 15:57:00 decaro | |
61 | Raw data update: to read the TOF raw data defined in UNPACKED mode | |
62 | ||
63 | ||
64 | Revision 0.03 2005/07/28 A. De Caro | |
65 | Implement public method | |
66 | Raw2Digits(Int_t, AliRawReader *) | |
67 | to convert digits from raw data in MC digits | |
68 | (temporary solution) | |
69 | ||
70 | Revision 0.02 2005/07/27 A. De Caro | |
71 | Implement public method | |
72 | Digits2RecPoint(Int_t) | |
73 | to convert digits in clusters | |
74 | ||
75 | Revision 0.02 2005/07/26 A. De Caro | |
76 | Implement private methods | |
77 | InsertCluster(AliTOFcluster *) | |
78 | FindClusterIndex(Double_t) | |
79 | originally implemented in AliTOFtracker | |
80 | by S. Arcelli and C. Zampolli | |
81 | ||
82 | Revision 0.01 2005/07/25 A. De Caro | |
83 | Implement public methods | |
84 | Digits2RecPoint(AliRawReader *, TTree *) | |
85 | Digits2RecPoint(Int_t, AliRawReader *) | |
86 | to convert raw data in clusters | |
87 | */ | |
88 | ||
89 | //////////////////////////////////////////////////////////////// | |
90 | // // | |
91 | // Class for TOF cluster finder // | |
92 | // // | |
93 | // Starting from Raw Data, create rec points, // | |
94 | // fill TreeR for TOF, // | |
95 | // write TOF.RecPoints.root file // | |
96 | // // | |
97 | //////////////////////////////////////////////////////////////// | |
98 | ||
99 | ||
100 | #include "TClonesArray.h" | |
101 | #include "TStopwatch.h" | |
102 | #include "TTree.h" | |
103 | #include <TGeoManager.h> | |
104 | #include <AliGeomManager.h> | |
105 | #include <TGeoMatrix.h> | |
106 | #include <TGeoPhysicalNode.h> | |
107 | #include "AliAlignObj.h" | |
108 | ||
109 | #include "AliDAQ.h" | |
110 | #include "AliLoader.h" | |
111 | #include "AliLog.h" | |
112 | #include "AliRawReader.h" | |
113 | #include "AliRunLoader.h" | |
114 | ||
115 | #include "AliTOFcalib.h" | |
116 | #include "AliTOFChannelOnline.h" | |
117 | #include "AliTOFChannelOffline.h" | |
118 | #include "AliTOFClusterFinder.h" | |
119 | #include "AliTOFcluster.h" | |
120 | #include "AliTOFdigit.h" | |
121 | #include "AliTOFGeometry.h" | |
122 | #include "AliTOFrawData.h" | |
123 | #include "AliTOFRawStream.h" | |
124 | #include "Riostream.h" | |
125 | ||
126 | //extern TFile *gFile; | |
127 | ||
128 | ClassImp(AliTOFClusterFinder) | |
129 | ||
130 | AliTOFClusterFinder::AliTOFClusterFinder(AliTOFcalib *calib): | |
131 | fRunLoader(0), | |
132 | fTOFLoader(0), | |
133 | fTreeD(0), | |
134 | fTreeR(0), | |
135 | fDigits(new TClonesArray("AliTOFdigit", 4000)), | |
136 | fRecPoints(new TClonesArray("AliTOFcluster", 4000)), | |
137 | fNumberOfTofClusters(0), | |
138 | fVerbose(0), | |
139 | fDecoderVersion(0), | |
140 | fTOFcalib(calib) | |
141 | { | |
142 | // | |
143 | // Constructor | |
144 | // | |
145 | ||
146 | } | |
147 | //______________________________________________________________________________ | |
148 | ||
149 | AliTOFClusterFinder::AliTOFClusterFinder(AliRunLoader* runLoader, AliTOFcalib *calib): | |
150 | fRunLoader(runLoader), | |
151 | fTOFLoader(runLoader->GetLoader("TOFLoader")), | |
152 | fTreeD(0), | |
153 | fTreeR(0), | |
154 | fDigits(new TClonesArray("AliTOFdigit", 4000)), | |
155 | fRecPoints(new TClonesArray("AliTOFcluster", 4000)), | |
156 | fNumberOfTofClusters(0), | |
157 | fVerbose(0), | |
158 | fDecoderVersion(0), | |
159 | fTOFcalib(calib) | |
160 | { | |
161 | // | |
162 | // Constructor | |
163 | // | |
164 | ||
165 | } | |
166 | ||
167 | //------------------------------------------------------------------------ | |
168 | AliTOFClusterFinder::AliTOFClusterFinder(const AliTOFClusterFinder &source) | |
169 | :TObject(), | |
170 | fRunLoader(0), | |
171 | fTOFLoader(0), | |
172 | fTreeD(0), | |
173 | fTreeR(0), | |
174 | fDigits(new TClonesArray("AliTOFdigit", 4000)), | |
175 | fRecPoints(new TClonesArray("AliTOFcluster", 4000)), | |
176 | fNumberOfTofClusters(0), | |
177 | fVerbose(0), | |
178 | fDecoderVersion(0), | |
179 | fTOFcalib(0) | |
180 | { | |
181 | // copy constructor | |
182 | this->fDigits=source.fDigits; | |
183 | this->fRecPoints=source.fRecPoints; | |
184 | this->fDecoderVersion=source.fDecoderVersion; | |
185 | this->fTOFcalib=source.fTOFcalib; | |
186 | ||
187 | } | |
188 | ||
189 | //------------------------------------------------------------------------ | |
190 | AliTOFClusterFinder& AliTOFClusterFinder::operator=(const AliTOFClusterFinder &source) | |
191 | { | |
192 | // ass. op. | |
193 | this->fDigits=source.fDigits; | |
194 | this->fRecPoints=source.fRecPoints; | |
195 | this->fVerbose=source.fVerbose; | |
196 | this->fDecoderVersion=source.fDecoderVersion; | |
197 | this->fTOFcalib=source.fTOFcalib; | |
198 | return *this; | |
199 | ||
200 | } | |
201 | //______________________________________________________________________________ | |
202 | ||
203 | AliTOFClusterFinder::~AliTOFClusterFinder() | |
204 | { | |
205 | ||
206 | // | |
207 | // Destructor | |
208 | // | |
209 | ||
210 | if (fDigits) | |
211 | { | |
212 | fDigits->Delete(); | |
213 | delete fDigits; | |
214 | fDigits=0; | |
215 | } | |
216 | if (fRecPoints) | |
217 | { | |
218 | fRecPoints->Delete(); | |
219 | delete fRecPoints; | |
220 | fRecPoints=0; | |
221 | } | |
222 | ||
223 | } | |
224 | //______________________________________________________________________________ | |
225 | ||
226 | void AliTOFClusterFinder::Digits2RecPoints(Int_t iEvent) | |
227 | { | |
228 | // | |
229 | // Converts digits to recpoints for TOF | |
230 | // | |
231 | ||
232 | TStopwatch stopwatch; | |
233 | stopwatch.Start(); | |
234 | ||
235 | fRunLoader->GetEvent(iEvent); | |
236 | ||
237 | fTreeD = fTOFLoader->TreeD(); | |
238 | if (fTreeD == 0x0) | |
239 | { | |
240 | AliFatal("AliTOFClusterFinder: Can not get TreeD"); | |
241 | } | |
242 | ||
243 | TBranch *branch = fTreeD->GetBranch("TOF"); | |
244 | if (!branch) { | |
245 | AliError("can't get the branch with the TOF digits !"); | |
246 | return; | |
247 | } | |
248 | ||
249 | TClonesArray *digits = new TClonesArray("AliTOFdigit",10000); | |
250 | branch->SetAddress(&digits); | |
251 | ||
252 | ResetRecpoint(); | |
253 | ||
254 | fTreeR = fTOFLoader->TreeR(); | |
255 | if (fTreeR == 0x0) | |
256 | { | |
257 | fTOFLoader->MakeTree("R"); | |
258 | fTreeR = fTOFLoader->TreeR(); | |
259 | } | |
260 | ||
261 | Int_t bufsize = 32000; | |
262 | fTreeR->Branch("TOF", &fRecPoints, bufsize); | |
263 | ||
264 | fTreeD->GetEvent(0); | |
265 | Int_t nDigits = digits->GetEntriesFast(); | |
266 | AliDebug(2,Form("Number of TOF digits: %d",nDigits)); | |
267 | ||
268 | Int_t ii; | |
269 | Int_t dig[5]; //cluster detector indeces | |
270 | Int_t parTOF[5]; //The TOF signal parameters | |
271 | Bool_t status=kTRUE; // assume all sim channels ok in the beginning... | |
272 | for (ii=0; ii<nDigits; ii++) { | |
273 | AliTOFdigit *d = (AliTOFdigit*)digits->UncheckedAt(ii); | |
274 | dig[0]=d->GetSector(); | |
275 | dig[1]=d->GetPlate(); | |
276 | dig[2]=d->GetStrip(); | |
277 | dig[3]=d->GetPadz(); | |
278 | dig[4]=d->GetPadx(); | |
279 | ||
280 | // AliDebug(2,Form(" %2i %1i %2i %1i %2i ",dig[0],dig[1],dig[2],dig[3],dig[4])); | |
281 | ||
282 | parTOF[0] = d->GetTdc(); //the TDC signal | |
283 | parTOF[1] = d->GetToT(); //the ToT signal | |
284 | parTOF[2] = d->GetAdc(); // the adc charge | |
285 | parTOF[3] = d->GetTdcND(); // non decalibrated sim time | |
286 | parTOF[4] = d->GetTdc(); // raw time, == Tdc time for the moment | |
287 | Double_t posClus[3]; | |
288 | Double_t covClus[6]; | |
289 | UShort_t volIdClus=GetClusterVolIndex(dig); | |
290 | GetClusterPars(dig, posClus,covClus); | |
291 | AliTOFcluster *tofCluster = new AliTOFcluster(volIdClus,posClus[0],posClus[1],posClus[2],covClus[0],covClus[1],covClus[2],covClus[3],covClus[4],covClus[5],d->GetTracks(),dig,parTOF,status,ii); | |
292 | InsertCluster(tofCluster); | |
293 | ||
294 | } | |
295 | ||
296 | AliInfo(Form("Number of found clusters: %i for event: %i", fNumberOfTofClusters, iEvent)); | |
297 | ||
298 | CalibrateRecPoint(); | |
299 | FillRecPoint(); | |
300 | ||
301 | fTreeR->Fill(); | |
302 | ResetRecpoint(); | |
303 | ||
304 | fTOFLoader = fRunLoader->GetLoader("TOFLoader"); | |
305 | fTOFLoader->WriteRecPoints("OVERWRITE"); | |
306 | ||
307 | AliInfo(Form("Execution time to read TOF digits and to write TOF clusters : R:%.4fs C:%.4fs", | |
308 | stopwatch.RealTime(),stopwatch.CpuTime())); | |
309 | ||
310 | digits->Delete(); | |
311 | delete digits; | |
312 | } | |
313 | ||
314 | //______________________________________________________________________________ | |
315 | ||
316 | void AliTOFClusterFinder::Digits2RecPoints(TTree* digitsTree, TTree* clusterTree) | |
317 | { | |
318 | // | |
319 | // Converts digits to recpoints for TOF | |
320 | // | |
321 | ||
322 | TStopwatch stopwatch; | |
323 | stopwatch.Start(); | |
324 | ||
325 | /// fRunLoader->GetEvent(iEvent); | |
326 | ||
327 | if (digitsTree == 0x0) | |
328 | { | |
329 | AliFatal("AliTOFClusterFinder: Can not get TreeD"); | |
330 | } | |
331 | ||
332 | TBranch *branch = digitsTree->GetBranch("TOF"); | |
333 | if (!branch) { | |
334 | AliError("can't get the branch with the TOF digits !"); | |
335 | return; | |
336 | } | |
337 | ||
338 | TClonesArray *digits = new TClonesArray("AliTOFdigit",10000); | |
339 | branch->SetAddress(&digits); | |
340 | ||
341 | ResetRecpoint(); | |
342 | ||
343 | fTreeR=clusterTree; | |
344 | Int_t bufsize = 32000; | |
345 | fTreeR->Branch("TOF", &fRecPoints, bufsize); | |
346 | ||
347 | digitsTree->GetEvent(0); | |
348 | Int_t nDigits = digits->GetEntriesFast(); | |
349 | AliDebug(2,Form("Number of TOF digits: %d",nDigits)); | |
350 | ||
351 | Int_t ii; | |
352 | Int_t dig[5]; //cluster detector indeces | |
353 | Int_t parTOF[5]; //The TOF signal parameters | |
354 | Bool_t status=kTRUE; // assume all sim channels ok in the beginning... | |
355 | for (ii=0; ii<nDigits; ii++) { | |
356 | AliTOFdigit *d = (AliTOFdigit*)digits->UncheckedAt(ii); | |
357 | dig[0]=d->GetSector(); | |
358 | dig[1]=d->GetPlate(); | |
359 | dig[2]=d->GetStrip(); | |
360 | dig[3]=d->GetPadz(); | |
361 | dig[4]=d->GetPadx(); | |
362 | ||
363 | // AliDebug(2,Form(" %2i %1i %2i %1i %2i ",dig[0],dig[1],dig[2],dig[3],dig[4])); | |
364 | ||
365 | parTOF[0] = d->GetTdc(); //the TDC signal | |
366 | parTOF[1] = d->GetToT(); //the ToT signal | |
367 | parTOF[2] = d->GetAdc(); // the adc charge | |
368 | parTOF[3] = d->GetTdcND(); // non decalibrated sim time | |
369 | parTOF[4] = d->GetTdc(); // raw time, == Tdc time for the moment | |
370 | ||
371 | Double_t posClus[3]; | |
372 | Double_t covClus[6]; | |
373 | UShort_t volIdClus=GetClusterVolIndex(dig); | |
374 | GetClusterPars(dig,posClus,covClus); | |
375 | AliTOFcluster *tofCluster = new AliTOFcluster(volIdClus,posClus[0],posClus[1],posClus[2],covClus[0],covClus[1],covClus[2],covClus[3],covClus[4],covClus[5],d->GetTracks(),dig,parTOF,status,ii); | |
376 | InsertCluster(tofCluster); | |
377 | ||
378 | } | |
379 | ||
380 | AliInfo(Form("Number of found clusters: %i", fNumberOfTofClusters)); | |
381 | ||
382 | CalibrateRecPoint(); | |
383 | FillRecPoint(); | |
384 | ||
385 | clusterTree->Fill(); | |
386 | ResetRecpoint(); | |
387 | ||
388 | AliInfo(Form("Execution time to read TOF digits and to write TOF clusters : R:%.4fs C:%.4fs", | |
389 | stopwatch.RealTime(),stopwatch.CpuTime())); | |
390 | ||
391 | digits->Delete(); | |
392 | delete digits; | |
393 | } | |
394 | //______________________________________________________________________________ | |
395 | ||
396 | void AliTOFClusterFinder::Digits2RecPoints(AliRawReader *rawReader, | |
397 | TTree *clustersTree) | |
398 | { | |
399 | // | |
400 | // Converts RAW data to recpoints for TOF | |
401 | // | |
402 | ||
403 | TStopwatch stopwatch; | |
404 | stopwatch.Start(); | |
405 | ||
406 | //const Int_t kDDL = fTOFGeometry->NDDL()*fTOFGeometry->NSectors(); | |
407 | const Int_t kDDL = AliDAQ::NumberOfDdls("TOF"); | |
408 | ||
409 | ResetRecpoint(); | |
410 | ||
411 | Int_t bufsize = 32000; | |
412 | clustersTree->Branch("TOF", &fRecPoints, bufsize); | |
413 | ||
414 | TClonesArray * clonesRawData; | |
415 | ||
416 | Int_t dummy = -1; | |
417 | ||
418 | Int_t detectorIndex[5]; | |
419 | Int_t parTOF[5]; | |
420 | ||
421 | ofstream ftxt; | |
422 | if (fVerbose==2) ftxt.open("TOFdigitsRead.txt",ios::app); | |
423 | ||
424 | AliTOFRawStream tofInput(rawReader); | |
425 | ||
426 | Int_t indexDDL = 0; | |
427 | for (indexDDL = 0; indexDDL < kDDL; indexDDL++) { | |
428 | ||
429 | rawReader->Reset(); | |
430 | if (fDecoderVersion) { | |
431 | AliInfo("Using New Decoder \n"); | |
432 | tofInput.LoadRawDataBuffers(indexDDL,fVerbose); | |
433 | } | |
434 | else tofInput.LoadRawData(indexDDL); | |
435 | ||
436 | clonesRawData = (TClonesArray*)tofInput.GetRawData(); | |
437 | ||
438 | for (Int_t iRawData = 0; iRawData<clonesRawData->GetEntriesFast(); iRawData++) { | |
439 | ||
440 | AliTOFrawData *tofRawDatum = (AliTOFrawData*)clonesRawData->UncheckedAt(iRawData); | |
441 | ||
442 | if (tofRawDatum->GetTOT()==-1 || tofRawDatum->GetTOF()==-1) continue; | |
443 | ||
444 | if (fVerbose==2) { | |
445 | if (indexDDL<10) ftxt << " " << indexDDL; | |
446 | else ftxt << " " << indexDDL; | |
447 | if (tofRawDatum->GetTRM()<10) ftxt << " " << tofRawDatum->GetTRM(); | |
448 | else ftxt << " " << tofRawDatum->GetTRM(); | |
449 | ftxt << " " << tofRawDatum->GetTRMchain(); | |
450 | if (tofRawDatum->GetTDC()<10) ftxt << " " << tofRawDatum->GetTDC(); | |
451 | else ftxt << " " << tofRawDatum->GetTDC(); | |
452 | ftxt << " " << tofRawDatum->GetTDCchannel(); | |
453 | } | |
454 | ||
455 | tofInput.EquipmentId2VolumeId(indexDDL, tofRawDatum->GetTRM(), tofRawDatum->GetTRMchain(), | |
456 | tofRawDatum->GetTDC(), tofRawDatum->GetTDCchannel(), detectorIndex); | |
457 | dummy = detectorIndex[3]; | |
458 | detectorIndex[3] = detectorIndex[4]; | |
459 | detectorIndex[4] = dummy; | |
460 | ||
461 | if (fVerbose==2) { | |
462 | if (detectorIndex[0]<10) ftxt << " -> " << detectorIndex[0]; | |
463 | else ftxt << " -> " << detectorIndex[0]; | |
464 | ftxt << " " << detectorIndex[1]; | |
465 | if (detectorIndex[2]<10) ftxt << " " << detectorIndex[2]; | |
466 | else ftxt << " " << detectorIndex[2]; | |
467 | ftxt << " " << detectorIndex[3]; | |
468 | if (detectorIndex[4]<10) ftxt << " " << detectorIndex[4]; | |
469 | else ftxt << " " << detectorIndex[4]; | |
470 | } | |
471 | ||
472 | parTOF[0] = tofRawDatum->GetTOF(); //TDC | |
473 | parTOF[1] = tofRawDatum->GetTOT(); // TOT | |
474 | parTOF[2] = tofRawDatum->GetTOT(); //ADC==TOF | |
475 | parTOF[3] = -1;//raw data: no track of undecalib sim time | |
476 | parTOF[4] = tofRawDatum->GetTOF(); // RAW time | |
477 | Double_t posClus[3]; | |
478 | Double_t covClus[6]; | |
479 | UShort_t volIdClus=GetClusterVolIndex(detectorIndex); | |
480 | Int_t lab[3]={-1,-1,-1}; | |
481 | Bool_t status=kTRUE; | |
482 | GetClusterPars(detectorIndex,posClus,covClus); | |
483 | AliTOFcluster *tofCluster = new AliTOFcluster(volIdClus,posClus[0],posClus[1],posClus[2],covClus[0],covClus[1],covClus[2],covClus[3],covClus[4],covClus[5],lab,detectorIndex,parTOF,status,-1); | |
484 | InsertCluster(tofCluster); | |
485 | ||
486 | if (fVerbose==2) { | |
487 | if (parTOF[1]<10)ftxt << " " << parTOF[1]; | |
488 | else if (parTOF[1]>=10 && parTOF[1]<100) ftxt << " " << parTOF[1]; | |
489 | else ftxt << " " << parTOF[1]; | |
490 | if (parTOF[0]<10) ftxt << " " << parTOF[0] << endl; | |
491 | else if (parTOF[0]>=10 && parTOF[0]<100) ftxt << " " << parTOF[0] << endl; | |
492 | else if (parTOF[0]>=100 && parTOF[0]<1000) ftxt << " " << parTOF[0] << endl; | |
493 | else ftxt << " " << parTOF[3] << endl; | |
494 | } | |
495 | ||
496 | } // closed loop on TOF raw data per current DDL file | |
497 | ||
498 | clonesRawData->Clear(); | |
499 | ||
500 | } // closed loop on DDL index | |
501 | ||
502 | if (fVerbose==2) ftxt.close(); | |
503 | ||
504 | AliInfo(Form("Number of found clusters: %i", fNumberOfTofClusters)); | |
505 | ||
506 | CalibrateRecPoint(); | |
507 | FillRecPoint(); | |
508 | ||
509 | clustersTree->Fill(); | |
510 | ||
511 | ResetRecpoint(); | |
512 | ||
513 | AliDebug(1, Form("Execution time to read TOF raw data and to write TOF clusters : R:%.4fs C:%.4fs", | |
514 | stopwatch.RealTime(),stopwatch.CpuTime())); | |
515 | ||
516 | } | |
517 | //______________________________________________________________________________ | |
518 | ||
519 | void AliTOFClusterFinder::Digits2RecPoints(Int_t iEvent, AliRawReader *rawReader) | |
520 | { | |
521 | // | |
522 | // Converts RAW data to recpoints for TOF | |
523 | // | |
524 | ||
525 | TStopwatch stopwatch; | |
526 | stopwatch.Start(); | |
527 | ||
528 | //const Int_t kDDL = fTOFGeometry->NDDL()*fTOFGeometry->NSectors(); | |
529 | const Int_t kDDL = AliDAQ::NumberOfDdls("TOF"); | |
530 | ||
531 | fRunLoader->GetEvent(iEvent); | |
532 | ||
533 | AliDebug(2,Form(" Event number %2i ", iEvent)); | |
534 | ||
535 | fTreeR = fTOFLoader->TreeR(); | |
536 | ||
537 | if (fTreeR == 0x0){ | |
538 | fTOFLoader->MakeTree("R"); | |
539 | fTreeR = fTOFLoader->TreeR(); | |
540 | } | |
541 | ||
542 | Int_t bufsize = 32000; | |
543 | fTreeR->Branch("TOF", &fRecPoints, bufsize); | |
544 | ||
545 | TClonesArray * clonesRawData; | |
546 | ||
547 | Int_t dummy = -1; | |
548 | ||
549 | Int_t detectorIndex[5] = {-1, -1, -1, -1, -1}; | |
550 | Int_t parTOF[5]; | |
551 | ofstream ftxt; | |
552 | if (fVerbose==2) ftxt.open("TOFdigitsRead.txt",ios::app); | |
553 | ||
554 | AliTOFRawStream tofInput(rawReader); | |
555 | ||
556 | Int_t indexDDL = 0; | |
557 | for (indexDDL = 0; indexDDL < kDDL; indexDDL++) { | |
558 | ||
559 | rawReader->Reset(); | |
560 | if (fDecoderVersion) { | |
561 | AliInfo("Using New Decoder \n"); | |
562 | tofInput.LoadRawDataBuffers(indexDDL,fVerbose); | |
563 | } | |
564 | else tofInput.LoadRawData(indexDDL); | |
565 | ||
566 | clonesRawData = (TClonesArray*)tofInput.GetRawData(); | |
567 | ||
568 | for (Int_t iRawData = 0; iRawData<clonesRawData->GetEntriesFast(); iRawData++) { | |
569 | ||
570 | AliTOFrawData *tofRawDatum = (AliTOFrawData*)clonesRawData->UncheckedAt(iRawData); | |
571 | ||
572 | if (tofRawDatum->GetTOT()==-1 || tofRawDatum->GetTOF()==-1) continue; | |
573 | ||
574 | if (fVerbose==2) { | |
575 | if (indexDDL<10) ftxt << " " << indexDDL; | |
576 | else ftxt << " " << indexDDL; | |
577 | if (tofRawDatum->GetTRM()<10) ftxt << " " << tofRawDatum->GetTRM(); | |
578 | else ftxt << " " << tofRawDatum->GetTRM(); | |
579 | ftxt << " " << tofRawDatum->GetTRMchain(); | |
580 | if (tofRawDatum->GetTDC()<10) ftxt << " " << tofRawDatum->GetTDC(); | |
581 | else ftxt << " " << tofRawDatum->GetTDC(); | |
582 | ftxt << " " << tofRawDatum->GetTDCchannel(); | |
583 | } | |
584 | ||
585 | tofInput.EquipmentId2VolumeId(indexDDL, tofRawDatum->GetTRM(), tofRawDatum->GetTRMchain(), | |
586 | tofRawDatum->GetTDC(), tofRawDatum->GetTDCchannel(), detectorIndex); | |
587 | dummy = detectorIndex[3]; | |
588 | detectorIndex[3] = detectorIndex[4]; | |
589 | detectorIndex[4] = dummy; | |
590 | ||
591 | if (fVerbose==2) { | |
592 | if (detectorIndex[0]<10) ftxt << " -> " << detectorIndex[0]; | |
593 | else ftxt << " -> " << detectorIndex[0]; | |
594 | ftxt << " " << detectorIndex[1]; | |
595 | if (detectorIndex[2]<10) ftxt << " " << detectorIndex[2]; | |
596 | else ftxt << " " << detectorIndex[2]; | |
597 | ftxt << " " << detectorIndex[3]; | |
598 | if (detectorIndex[4]<10) ftxt << " " << detectorIndex[4]; | |
599 | else ftxt << " " << detectorIndex[4]; | |
600 | } | |
601 | ||
602 | parTOF[0] = tofRawDatum->GetTOF(); // TDC | |
603 | parTOF[1] = tofRawDatum->GetTOT(); // TOT | |
604 | parTOF[2] = tofRawDatum->GetTOT(); // raw data have ADC=TOT | |
605 | parTOF[3] = -1; //raw data: no track of the undecalib sim time | |
606 | parTOF[4] = tofRawDatum->GetTOF(); // Raw time == TDC | |
607 | Double_t posClus[3]; | |
608 | Double_t covClus[6]; | |
609 | UShort_t volIdClus=GetClusterVolIndex(detectorIndex); | |
610 | Int_t lab[3]={-1,-1,-1}; | |
611 | Bool_t status=kTRUE; | |
612 | GetClusterPars(detectorIndex,posClus,covClus); | |
613 | AliTOFcluster *tofCluster = new AliTOFcluster(volIdClus,posClus[0],posClus[1],posClus[2],covClus[0],covClus[1],covClus[2],covClus[3],covClus[4],covClus[5],lab,detectorIndex,parTOF,status,-1); | |
614 | InsertCluster(tofCluster); | |
615 | ||
616 | if (fVerbose==2) { | |
617 | if (parTOF[1]<10)ftxt << " " << parTOF[1]; | |
618 | else if (parTOF[1]>=10 && parTOF[1]<100) ftxt << " " << parTOF[1]; | |
619 | else ftxt << " " << parTOF[1]; | |
620 | if (parTOF[0]<10) ftxt << " " << parTOF[0] << endl; | |
621 | else if (parTOF[0]>=10 && parTOF[0]<100) ftxt << " " << parTOF[0] << endl; | |
622 | else if (parTOF[0]>=100 && parTOF[0]<1000) ftxt << " " << parTOF[0] << endl; | |
623 | else ftxt << " " << parTOF[3] << endl; | |
624 | } | |
625 | ||
626 | } // closed loop on TOF raw data per current DDL file | |
627 | ||
628 | clonesRawData->Clear(); | |
629 | ||
630 | } // closed loop on DDL index | |
631 | ||
632 | if (fVerbose==2) ftxt.close(); | |
633 | ||
634 | AliInfo(Form("Number of found clusters: %i for event: %i", fNumberOfTofClusters, iEvent)); | |
635 | ||
636 | CalibrateRecPoint(); | |
637 | FillRecPoint(); | |
638 | ||
639 | fTreeR->Fill(); | |
640 | ResetRecpoint(); | |
641 | ||
642 | fTOFLoader = fRunLoader->GetLoader("TOFLoader"); | |
643 | fTOFLoader->WriteRecPoints("OVERWRITE"); | |
644 | ||
645 | AliDebug(1, Form("Execution time to read TOF raw data and to write TOF clusters : R:%.4fs C:%.4fs", | |
646 | stopwatch.RealTime(),stopwatch.CpuTime())); | |
647 | ||
648 | } | |
649 | //______________________________________________________________________________ | |
650 | ||
651 | void AliTOFClusterFinder::Raw2Digits(Int_t iEvent, AliRawReader *rawReader) | |
652 | { | |
653 | // | |
654 | // Converts RAW data to MC digits for TOF | |
655 | // | |
656 | // (temporary solution) | |
657 | // | |
658 | ||
659 | TStopwatch stopwatch; | |
660 | stopwatch.Start(); | |
661 | ||
662 | //const Int_t kDDL = fTOFGeometry->NDDL()*fTOFGeometry->NSectors(); | |
663 | const Int_t kDDL = AliTOFGeometry::NDDL()*AliTOFGeometry::NSectors(); | |
664 | ||
665 | fRunLoader->GetEvent(iEvent); | |
666 | ||
667 | fTreeD = fTOFLoader->TreeD(); | |
668 | if (fTreeD) | |
669 | { | |
670 | AliInfo("TreeD re-creation"); | |
671 | fTreeD = 0x0; | |
672 | fTOFLoader->MakeTree("D"); | |
673 | fTreeD = fTOFLoader->TreeD(); | |
674 | } | |
675 | ||
676 | TClonesArray *tofDigits = new TClonesArray("AliTOFdigit",10000); | |
677 | Int_t bufsize = 32000; | |
678 | fTreeD->Branch("TOF", &tofDigits, bufsize); | |
679 | ||
680 | fRunLoader->GetEvent(iEvent); | |
681 | ||
682 | AliDebug(2,Form(" Event number %2i ", iEvent)); | |
683 | ||
684 | TClonesArray * clonesRawData; | |
685 | ||
686 | Int_t dummy = -1; | |
687 | ||
688 | Int_t detectorIndex[5]; | |
689 | Int_t digit[4]; | |
690 | ||
691 | AliTOFRawStream tofInput(rawReader); | |
692 | ||
693 | Int_t indexDDL = 0; | |
694 | for (indexDDL = 0; indexDDL < kDDL; indexDDL++) { | |
695 | ||
696 | rawReader->Reset(); | |
697 | if (fDecoderVersion) { | |
698 | AliInfo("Using New Decoder \n"); | |
699 | tofInput.LoadRawDataBuffers(indexDDL,fVerbose); | |
700 | } | |
701 | else tofInput.LoadRawData(indexDDL); | |
702 | ||
703 | clonesRawData = (TClonesArray*)tofInput.GetRawData(); | |
704 | ||
705 | for (Int_t iRawData = 0; iRawData<clonesRawData->GetEntriesFast(); iRawData++) { | |
706 | ||
707 | AliTOFrawData *tofRawDatum = (AliTOFrawData*)clonesRawData->UncheckedAt(iRawData); | |
708 | ||
709 | if (!tofRawDatum->GetTOT() || !tofRawDatum->GetTOF()) continue; | |
710 | ||
711 | tofInput.EquipmentId2VolumeId(indexDDL, tofRawDatum->GetTRM(), tofRawDatum->GetTRMchain(), | |
712 | tofRawDatum->GetTDC(), tofRawDatum->GetTDCchannel(), detectorIndex); | |
713 | dummy = detectorIndex[3]; | |
714 | detectorIndex[3] = detectorIndex[4]; | |
715 | detectorIndex[4] = dummy; | |
716 | ||
717 | digit[0] = tofInput.GetTofBin(); | |
718 | digit[1] = tofInput.GetToTbin(); | |
719 | digit[2] = tofInput.GetToTbin(); | |
720 | digit[3] = -1; | |
721 | ||
722 | Int_t tracknum[3]={-1,-1,-1}; | |
723 | ||
724 | TClonesArray &aDigits = *tofDigits; | |
725 | Int_t last=tofDigits->GetEntriesFast(); | |
726 | new (aDigits[last]) AliTOFdigit(tracknum, detectorIndex, digit); | |
727 | ||
728 | } // while loop | |
729 | ||
730 | clonesRawData->Clear(); | |
731 | ||
732 | } // DDL Loop | |
733 | ||
734 | fTreeD->Fill(); | |
735 | ||
736 | fTOFLoader = fRunLoader->GetLoader("TOFLoader"); | |
737 | fTOFLoader->WriteDigits("OVERWRITE"); | |
738 | ||
739 | AliDebug(1, Form("Execution time to read TOF raw data and to write TOF clusters : R:%.2fs C:%.2fs", | |
740 | stopwatch.RealTime(),stopwatch.CpuTime())); | |
741 | ||
742 | } | |
743 | ||
744 | //______________________________________________________________________________ | |
745 | ||
746 | void AliTOFClusterFinder::Raw2Digits(AliRawReader *rawReader, TTree* digitsTree) | |
747 | { | |
748 | // | |
749 | // Converts RAW data to MC digits for TOF for the current event | |
750 | // | |
751 | // | |
752 | ||
753 | TStopwatch stopwatch; | |
754 | stopwatch.Start(); | |
755 | ||
756 | const Int_t kDDL = AliTOFGeometry::NDDL()*AliTOFGeometry::NSectors(); | |
757 | ||
758 | if (!digitsTree) | |
759 | { | |
760 | AliError("No input digits Tree"); | |
761 | return; | |
762 | } | |
763 | ||
764 | TClonesArray *tofDigits = new TClonesArray("AliTOFdigit",10000); | |
765 | Int_t bufsize = 32000; | |
766 | digitsTree->Branch("TOF", &tofDigits, bufsize); | |
767 | ||
768 | /// fRunLoader->GetEvent(iEvent); | |
769 | ||
770 | /// AliDebug(2,Form(" Event number %2i ", iEvent)); | |
771 | ||
772 | TClonesArray * clonesRawData; | |
773 | ||
774 | Int_t dummy = -1; | |
775 | ||
776 | Int_t detectorIndex[5]; | |
777 | Int_t digit[4]; | |
778 | ||
779 | AliTOFRawStream tofInput(rawReader); | |
780 | ||
781 | Int_t indexDDL = 0; | |
782 | for (indexDDL = 0; indexDDL < kDDL; indexDDL++) { | |
783 | ||
784 | rawReader->Reset(); | |
785 | if (fDecoderVersion) { | |
786 | AliInfo("Using New Decoder \n"); | |
787 | tofInput.LoadRawDataBuffers(indexDDL,fVerbose); | |
788 | } | |
789 | else tofInput.LoadRawData(indexDDL); | |
790 | ||
791 | clonesRawData = (TClonesArray*)tofInput.GetRawData(); | |
792 | ||
793 | for (Int_t iRawData = 0; iRawData<clonesRawData->GetEntriesFast(); iRawData++) { | |
794 | ||
795 | AliTOFrawData *tofRawDatum = (AliTOFrawData*)clonesRawData->UncheckedAt(iRawData); | |
796 | ||
797 | if (!tofRawDatum->GetTOT() || !tofRawDatum->GetTOF()) continue; | |
798 | ||
799 | tofInput.EquipmentId2VolumeId(indexDDL, tofRawDatum->GetTRM(), tofRawDatum->GetTRMchain(), | |
800 | tofRawDatum->GetTDC(), tofRawDatum->GetTDCchannel(), detectorIndex); | |
801 | dummy = detectorIndex[3]; | |
802 | detectorIndex[3] = detectorIndex[4]; | |
803 | detectorIndex[4] = dummy; | |
804 | ||
805 | digit[0] = tofInput.GetTofBin(); | |
806 | digit[1] = tofInput.GetToTbin(); | |
807 | digit[2] = tofInput.GetToTbin(); | |
808 | digit[3] = -1; | |
809 | ||
810 | Int_t tracknum[3]={-1,-1,-1}; | |
811 | ||
812 | TClonesArray &aDigits = *tofDigits; | |
813 | Int_t last=tofDigits->GetEntriesFast(); | |
814 | new (aDigits[last]) AliTOFdigit(tracknum, detectorIndex, digit); | |
815 | ||
816 | } // while loop | |
817 | ||
818 | clonesRawData->Clear(); | |
819 | ||
820 | } // DDL Loop | |
821 | ||
822 | digitsTree->Fill(); | |
823 | ||
824 | AliDebug(1, Form("Got %d digits: ", tofDigits->GetEntries())); | |
825 | AliDebug(1, Form("Execution time to read TOF raw data and fill TOF digit tree : R:%.2fs C:%.2fs", | |
826 | stopwatch.RealTime(),stopwatch.CpuTime())); | |
827 | ||
828 | } | |
829 | //______________________________________________________________________________ | |
830 | ||
831 | Int_t AliTOFClusterFinder::InsertCluster(AliTOFcluster *tofCluster) { | |
832 | //---------------------------------------------------------------------------// | |
833 | // This function adds a TOF cluster to the array of TOF clusters sorted in Z // | |
834 | //---------------------------------------------------------------------------// | |
835 | if (fNumberOfTofClusters==kTofMaxCluster) { | |
836 | AliError("Too many clusters !"); | |
837 | return 1; | |
838 | } | |
839 | ||
840 | if (fNumberOfTofClusters==0) { | |
841 | fTofClusters[fNumberOfTofClusters++] = tofCluster; | |
842 | return 0; | |
843 | } | |
844 | ||
845 | Int_t ii = FindClusterIndex(tofCluster->GetZ()); | |
846 | memmove(fTofClusters+ii+1 ,fTofClusters+ii,(fNumberOfTofClusters-ii)*sizeof(AliTOFcluster*)); | |
847 | fTofClusters[ii] = tofCluster; | |
848 | fNumberOfTofClusters++; | |
849 | ||
850 | return 0; | |
851 | ||
852 | } | |
853 | //_________________________________________________________________________ | |
854 | ||
855 | Int_t AliTOFClusterFinder::FindClusterIndex(Double_t z) const { | |
856 | //-------------------------------------------------------------------- | |
857 | // This function returns the index of the nearest cluster in z | |
858 | //-------------------------------------------------------------------- | |
859 | if (fNumberOfTofClusters==0) return 0; | |
860 | if (z <= fTofClusters[0]->GetZ()) return 0; | |
861 | if (z > fTofClusters[fNumberOfTofClusters-1]->GetZ()) return fNumberOfTofClusters; | |
862 | Int_t b = 0, e = fNumberOfTofClusters-1, m = (b+e)/2; | |
863 | for (; b<e; m=(b+e)/2) { | |
864 | if (z > fTofClusters[m]->GetZ()) b=m+1; | |
865 | else e=m; | |
866 | } | |
867 | ||
868 | return m; | |
869 | ||
870 | } | |
871 | //_________________________________________________________________________ | |
872 | ||
873 | void AliTOFClusterFinder::FillRecPoint() | |
874 | { | |
875 | // | |
876 | // Copy the global array of AliTOFcluster, i.e. fTofClusters (sorted | |
877 | // in Z) in the global TClonesArray of AliTOFcluster, | |
878 | // i.e. fRecPoints. | |
879 | // | |
880 | ||
881 | Int_t ii, jj; | |
882 | ||
883 | Int_t detectorIndex[5]; | |
884 | Int_t parTOF[5]; | |
885 | Int_t trackLabels[3]; | |
886 | Int_t digitIndex = -1; | |
887 | Bool_t status=kTRUE; | |
888 | ||
889 | TClonesArray &lRecPoints = *fRecPoints; | |
890 | ||
891 | for (ii=0; ii<fNumberOfTofClusters; ii++) { | |
892 | ||
893 | digitIndex = fTofClusters[ii]->GetIndex(); | |
894 | for(jj=0; jj<5; jj++) detectorIndex[jj] = fTofClusters[ii]->GetDetInd(jj); | |
895 | for(jj=0; jj<3; jj++) trackLabels[jj] = fTofClusters[ii]->GetLabel(jj); | |
896 | parTOF[0] = fTofClusters[ii]->GetTDC(); // TDC | |
897 | parTOF[1] = fTofClusters[ii]->GetToT(); // TOT | |
898 | parTOF[2] = fTofClusters[ii]->GetADC(); // ADC=TOT | |
899 | parTOF[3] = fTofClusters[ii]->GetTDCND(); // TDCND | |
900 | parTOF[4] = fTofClusters[ii]->GetTDCRAW();//RAW | |
901 | status=fTofClusters[ii]->GetStatus(); | |
902 | Double_t posClus[3]; | |
903 | Double_t covClus[6]; | |
904 | UShort_t volIdClus=GetClusterVolIndex(detectorIndex); | |
905 | GetClusterPars(detectorIndex,posClus,covClus); | |
906 | new(lRecPoints[ii]) AliTOFcluster(volIdClus,posClus[0],posClus[1],posClus[2],covClus[0],covClus[1],covClus[2],covClus[3],covClus[4],covClus[5],trackLabels,detectorIndex, parTOF,status,digitIndex); | |
907 | ||
908 | } // loop on clusters | |
909 | ||
910 | } | |
911 | ||
912 | //_________________________________________________________________________ | |
913 | void AliTOFClusterFinder::CalibrateRecPoint() | |
914 | { | |
915 | // | |
916 | // Copy the global array of AliTOFcluster, i.e. fTofClusters (sorted | |
917 | // in Z) in the global TClonesArray of AliTOFcluster, | |
918 | // i.e. fRecPoints. | |
919 | // | |
920 | ||
921 | Int_t ii, jj; | |
922 | ||
923 | Int_t detectorIndex[5]; | |
924 | Int_t digitIndex = -1; | |
925 | Double_t tToT; | |
926 | Double_t timeCorr; | |
927 | Int_t tdcCorr; | |
928 | AliInfo(" Calibrating TOF Clusters: ") | |
929 | ||
930 | TObjArray *calTOFArrayOnline = fTOFcalib->GetTOFCalArrayOnline(); | |
931 | TObjArray *calTOFArrayOffline = fTOFcalib->GetTOFCalArrayOffline(); | |
932 | TString validity = (TString)fTOFcalib->GetOfflineValidity(); | |
933 | AliInfo(Form(" validity = %s",validity.Data())); | |
934 | Int_t calibration = -1; | |
935 | if (validity.CompareTo("valid")==0) { | |
936 | AliInfo(" Using offline calibration parameters"); | |
937 | calibration = 1; | |
938 | } | |
939 | else { | |
940 | AliInfo(" Using online calibration parameters"); | |
941 | calibration = 0 ; | |
942 | } | |
943 | for (ii=0; ii<fNumberOfTofClusters; ii++) { | |
944 | digitIndex = fTofClusters[ii]->GetIndex(); | |
945 | for(jj=0; jj<5; jj++) detectorIndex[jj] = fTofClusters[ii]->GetDetInd(jj); | |
946 | ||
947 | Int_t index = AliTOFGeometry::GetIndex(detectorIndex); | |
948 | ||
949 | AliTOFChannelOnline * calChannelOnline = (AliTOFChannelOnline* )calTOFArrayOnline->At(index); | |
950 | ||
951 | // Get channel status | |
952 | UChar_t status=calChannelOnline->GetStatus(); | |
953 | if((status & AliTOFChannelOnline::kTOFOnlineOk)!=(AliTOFChannelOnline::kTOFOnlineOk))fTofClusters[ii]->SetStatus(kFALSE); //odd convention, to avoid conflict with calibration objects currently in the db (temporary solution). | |
954 | // Get Rough channel online equalization | |
955 | Double_t roughDelay=(Double_t)calChannelOnline->GetDelay(); // in ns | |
956 | AliDebug(2,Form(" channel delay (ns) = %f", roughDelay)); | |
957 | // Get Refined channel offline calibration parameters | |
958 | if (calibration ==1){ | |
959 | AliTOFChannelOffline * calChannelOffline = (AliTOFChannelOffline*)calTOFArrayOffline->At(index); | |
960 | Double_t par[6]; | |
961 | for (Int_t j = 0; j<6; j++){ | |
962 | par[j]=(Double_t)calChannelOffline->GetSlewPar(j); | |
963 | } | |
964 | AliDebug(2,Form(" Calib Pars = %f, %f, %f, %f, %f, %f ",par[0],par[1],par[2],par[3],par[4],par[5])); | |
965 | AliDebug(2,Form(" The ToT and Time, uncorr (counts) = %i , %i", fTofClusters[ii]->GetToT(),fTofClusters[ii]->GetTDC())); | |
966 | tToT = (Double_t)(fTofClusters[ii]->GetToT()*AliTOFGeometry::ToTBinWidth()); | |
967 | tToT*=1.E-3; //ToT in ns | |
968 | AliDebug(2,Form(" The ToT and Time, uncorr (ns)= %e, %e",fTofClusters[ii]->GetTDC()*AliTOFGeometry::TdcBinWidth()*1.E-3,tToT)); | |
969 | timeCorr=par[0]+par[1]*tToT+par[2]*tToT*tToT+par[3]*tToT*tToT*tToT+par[4]*tToT*tToT*tToT*tToT+par[5]*tToT*tToT*tToT*tToT*tToT; // the time correction (ns) | |
970 | } | |
971 | else { | |
972 | timeCorr = roughDelay; // correction in ns | |
973 | } | |
974 | AliDebug(2,Form(" The ToT and Time, uncorr (ns)= %e, %e",fTofClusters[ii]->GetTDC()*AliTOFGeometry::TdcBinWidth()*1.E-3,fTofClusters[ii]->GetToT()*AliTOFGeometry::ToTBinWidth())); | |
975 | AliDebug(2,Form(" The time correction (ns) = %f", timeCorr)); | |
976 | timeCorr=(Double_t)(fTofClusters[ii]->GetTDC())*AliTOFGeometry::TdcBinWidth()*1.E-3-timeCorr;//redefine the time | |
977 | timeCorr*=1.E3; | |
978 | AliDebug(2,Form(" The channel time, corr (ps)= %e",timeCorr )); | |
979 | tdcCorr=(Int_t)(timeCorr/AliTOFGeometry::TdcBinWidth()); //the corrected time (tdc counts) | |
980 | fTofClusters[ii]->SetTDC(tdcCorr); | |
981 | } // loop on clusters | |
982 | ||
983 | } | |
984 | //______________________________________________________________________________ | |
985 | ||
986 | void AliTOFClusterFinder::ResetRecpoint() | |
987 | { | |
988 | // | |
989 | // Clear the list of reconstructed points | |
990 | // | |
991 | ||
992 | fNumberOfTofClusters = 0; | |
993 | if (fRecPoints) fRecPoints->Clear(); | |
994 | ||
995 | } | |
996 | //______________________________________________________________________________ | |
997 | ||
998 | void AliTOFClusterFinder::Load() | |
999 | { | |
1000 | // | |
1001 | // Load TOF.Digits.root and TOF.RecPoints.root files | |
1002 | // | |
1003 | ||
1004 | fTOFLoader->LoadDigits("READ"); | |
1005 | fTOFLoader->LoadRecPoints("recreate"); | |
1006 | ||
1007 | } | |
1008 | //______________________________________________________________________________ | |
1009 | ||
1010 | void AliTOFClusterFinder::LoadClusters() | |
1011 | { | |
1012 | // | |
1013 | // Load TOF.RecPoints.root file | |
1014 | // | |
1015 | ||
1016 | fTOFLoader->LoadRecPoints("recreate"); | |
1017 | ||
1018 | } | |
1019 | //______________________________________________________________________________ | |
1020 | ||
1021 | void AliTOFClusterFinder::UnLoad() | |
1022 | { | |
1023 | // | |
1024 | // Unload TOF.Digits.root and TOF.RecPoints.root files | |
1025 | // | |
1026 | ||
1027 | fTOFLoader->UnloadDigits(); | |
1028 | fTOFLoader->UnloadRecPoints(); | |
1029 | ||
1030 | } | |
1031 | //______________________________________________________________________________ | |
1032 | ||
1033 | void AliTOFClusterFinder::UnLoadClusters() | |
1034 | { | |
1035 | // | |
1036 | // Unload TOF.RecPoints.root file | |
1037 | // | |
1038 | ||
1039 | fTOFLoader->UnloadRecPoints(); | |
1040 | ||
1041 | } | |
1042 | //------------------------------------------------------------------------- | |
1043 | UShort_t AliTOFClusterFinder::GetClusterVolIndex(Int_t *ind) const { | |
1044 | ||
1045 | //First of all get the volume ID to retrieve the l2t transformation... | |
1046 | // | |
1047 | // Detector numbering scheme | |
1048 | Int_t nSector = 18; | |
1049 | Int_t nPlate = 5; | |
1050 | Int_t nStripA = 15; | |
1051 | Int_t nStripB = 19; | |
1052 | Int_t nStripC = 19; | |
1053 | ||
1054 | Int_t isector =ind[0]; | |
1055 | if (isector >= nSector) | |
1056 | AliError(Form("Wrong sector number in TOF (%d) !",isector)); | |
1057 | Int_t iplate = ind[1]; | |
1058 | if (iplate >= nPlate) | |
1059 | AliError(Form("Wrong plate number in TOF (%d) !",iplate)); | |
1060 | Int_t istrip = ind[2]; | |
1061 | ||
1062 | Int_t stripOffset = 0; | |
1063 | switch (iplate) { | |
1064 | case 0: | |
1065 | stripOffset = 0; | |
1066 | break; | |
1067 | case 1: | |
1068 | stripOffset = nStripC; | |
1069 | break; | |
1070 | case 2: | |
1071 | stripOffset = nStripC+nStripB; | |
1072 | break; | |
1073 | case 3: | |
1074 | stripOffset = nStripC+nStripB+nStripA; | |
1075 | break; | |
1076 | case 4: | |
1077 | stripOffset = nStripC+nStripB+nStripA+nStripB; | |
1078 | break; | |
1079 | default: | |
1080 | AliError(Form("Wrong plate number in TOF (%d) !",iplate)); | |
1081 | break; | |
1082 | }; | |
1083 | ||
1084 | Int_t index= (2*(nStripC+nStripB)+nStripA)*isector + | |
1085 | stripOffset + | |
1086 | istrip; | |
1087 | ||
1088 | UShort_t volIndex = AliGeomManager::LayerToVolUID(AliGeomManager::kTOF,index); | |
1089 | return volIndex; | |
1090 | } | |
1091 | // | |
1092 | //------------------------------------------------------------------------- | |
1093 | void AliTOFClusterFinder::GetClusterPars(Int_t *ind, Double_t* pos,Double_t* cov) const { | |
1094 | ||
1095 | //First of all get the volume ID to retrieve the l2t transformation... | |
1096 | // | |
1097 | UShort_t volIndex = GetClusterVolIndex(ind); | |
1098 | // | |
1099 | // | |
1100 | //we now go in the system of the strip: determine the local coordinates | |
1101 | // | |
1102 | // | |
1103 | // 47---------------------------------------------------0 ^ z | |
1104 | // | | | | | | | | | | | | | | | | | | | | | | | | | | | 1 | | |
1105 | // ----------------------------------------------------- | y going outwards | |
1106 | // | | | | | | | | | | | | | | | | | | | | | | | | | | | 0 | par[0]=0; | |
1107 | ||
1108 | // ----------------------------------------------------- | | |
1109 | // x <----------------------------------------------------- | |
1110 | ||
1111 | Float_t localX=(ind[4]-23.5)*2.5; | |
1112 | Float_t localY=0; | |
1113 | Float_t localZ=(ind[3]-0.5)*3.5; | |
1114 | ||
1115 | //move to the tracking ref system | |
1116 | ||
1117 | Double_t lpos[3]; | |
1118 | lpos[0]=localX; | |
1119 | lpos[1]=localY; | |
1120 | lpos[2]=localZ; | |
1121 | ||
1122 | const TGeoHMatrix *l2t= AliGeomManager::GetTracking2LocalMatrix(volIndex); | |
1123 | // Get The position in the track ref system | |
1124 | Double_t tpos[3]; | |
1125 | l2t->MasterToLocal(lpos,tpos); | |
1126 | pos[0]=tpos[0]; | |
1127 | pos[1]=tpos[1]; | |
1128 | pos[2]=tpos[2]; | |
1129 | ||
1130 | //Get The cluster covariance in the track ref system | |
1131 | Double_t lcov[9]; | |
1132 | ||
1133 | //cluster covariance in the local system: | |
1134 | // sx2 0 0 | |
1135 | // 0 0 0 | |
1136 | // 0 0 sz2 | |
1137 | ||
1138 | lcov[0]=2.5*2.5/12.; | |
1139 | lcov[1]=0; | |
1140 | lcov[2]=0; | |
1141 | lcov[3]=0; | |
1142 | lcov[4]=0; | |
1143 | lcov[5]=0; | |
1144 | lcov[6]=0; | |
1145 | lcov[7]=0; | |
1146 | lcov[8]=3.5*3.5/12.; | |
1147 | ||
1148 | //cluster covariance in the tracking system: | |
1149 | TGeoHMatrix m; | |
1150 | m.SetRotation(lcov); | |
1151 | m.Multiply(l2t); | |
1152 | m.MultiplyLeft(&l2t->Inverse()); | |
1153 | Double_t *tcov = m.GetRotationMatrix(); | |
1154 | cov[0] = tcov[0]; cov[1] = tcov[1]; cov[2] = tcov[2]; | |
1155 | cov[3] = tcov[4]; cov[4] = tcov[5]; | |
1156 | cov[5] = tcov[8]; | |
1157 | ||
1158 | return; | |
1159 | ||
1160 | } |