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7bc140a5 | 1 | /************************************************************************** |
2 | * Copyright(c) 2007, 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 | /* $Id$ */ | |
17 | ||
18 | //This class produces PHOS digits of one event | |
379c5c09 | 19 | //using AliPHOSRawFitter. |
7bc140a5 | 20 | // |
21 | // For example: | |
22 | // TClonesArray *digits = new TClonesArray("AliPHOSDigit",100); | |
23 | // AliRawReader* rawReader = new AliRawReaderDate("2006run2211.raw"); | |
24 | // AliPHOSRawDecoder dc(rawReader); | |
25 | // while (rawReader->NextEvent()) { | |
26 | // AliPHOSRawDigiProducer producer; | |
27 | // producer.MakeDigits(digits,&dc); | |
28 | // } | |
29 | ||
30 | // Author: Boris Polichtchouk | |
31 | ||
32 | // --- ROOT system --- | |
88fb5e50 | 33 | #include "TClonesArray.h" |
34 | ||
7bc140a5 | 35 | // --- AliRoot header files --- |
88fb5e50 | 36 | #include "AliPHOSRawDigiProducer.h" |
379c5c09 | 37 | #include "AliPHOSRawFitterv0.h" |
88fb5e50 | 38 | #include "AliPHOSGeometry.h" |
39 | #include "AliPHOSDigit.h" | |
c0394bfb | 40 | #include "AliPHOSCalibData.h" |
39569d36 | 41 | #include "AliPHOSPulseGenerator.h" |
379c5c09 | 42 | #include "AliCaloRawStreamV3.h" |
c0394bfb | 43 | #include "AliLog.h" |
88fb5e50 | 44 | |
45 | ClassImp(AliPHOSRawDigiProducer) | |
46 | ||
c0394bfb | 47 | AliPHOSCalibData * AliPHOSRawDigiProducer::fgCalibData = 0 ; |
48 | ||
49 | //-------------------------------------------------------------------------------------- | |
7e88424f | 50 | AliPHOSRawDigiProducer::AliPHOSRawDigiProducer(): |
51 | TObject(), | |
52 | fEmcMinE(0.), | |
53 | fCpvMinE(0.), | |
54 | fSampleQualityCut(1.), | |
6f47f50d | 55 | fSampleToSec(0.), |
7e88424f | 56 | fEmcCrystals(0), |
57 | fGeom(0), | |
379c5c09 | 58 | fPulseGenerator(0), |
59 | fRawReader(0), | |
60 | fRawStream(0) | |
7e88424f | 61 | { |
62 | // Default constructor | |
70d93620 | 63 | |
c0394bfb | 64 | fGeom=AliPHOSGeometry::GetInstance() ; |
65 | if(!fGeom) fGeom = AliPHOSGeometry::GetInstance("IHEP"); | |
66 | ||
67 | fEmcCrystals=fGeom->GetNCristalsInModule()*fGeom->GetNModules() ; | |
39569d36 | 68 | fPulseGenerator = new AliPHOSPulseGenerator(); |
c0394bfb | 69 | GetCalibrationParameters() ; |
8be3a30a | 70 | |
c0394bfb | 71 | } |
379c5c09 | 72 | //-------------------------------------------------------------------------------------- |
73 | AliPHOSRawDigiProducer::AliPHOSRawDigiProducer(AliRawReader *rawReader, | |
74 | AliAltroMapping **mapping): | |
75 | TObject(), | |
76 | fEmcMinE(0.), | |
77 | fCpvMinE(0.), | |
78 | fSampleQualityCut(1.), | |
6f47f50d | 79 | fSampleToSec(0.), |
379c5c09 | 80 | fEmcCrystals(0), |
81 | fGeom(0), | |
82 | fPulseGenerator(0), | |
83 | fRawReader(rawReader), | |
84 | fRawStream(0) | |
85 | { | |
86 | // Default constructor | |
87 | ||
88 | fGeom=AliPHOSGeometry::GetInstance() ; | |
89 | if(!fGeom) fGeom = AliPHOSGeometry::GetInstance("IHEP"); | |
90 | ||
91 | fEmcCrystals=fGeom->GetNCristalsInModule()*fGeom->GetNModules() ; | |
92 | fPulseGenerator = new AliPHOSPulseGenerator(); | |
93 | GetCalibrationParameters() ; | |
94 | ||
95 | fRawStream = new AliCaloRawStreamV3(rawReader,"PHOS",mapping); | |
96 | ||
97 | } | |
98 | //-------------------------------------------------------------------------------------- | |
7e88424f | 99 | AliPHOSRawDigiProducer::AliPHOSRawDigiProducer(const AliPHOSRawDigiProducer &dp): |
100 | TObject(), | |
101 | fEmcMinE(0.), | |
102 | fCpvMinE(0.), | |
103 | fSampleQualityCut(1.), | |
6f47f50d | 104 | fSampleToSec(0.), |
7e88424f | 105 | fEmcCrystals(0), |
106 | fGeom(0), | |
379c5c09 | 107 | fPulseGenerator(0), |
108 | fRawReader(0), | |
109 | fRawStream(0) | |
7e88424f | 110 | { |
111 | // Copy constructor | |
c0394bfb | 112 | |
113 | fEmcMinE = dp.fEmcMinE ; | |
114 | fCpvMinE = dp.fCpvMinE ; | |
f78c9781 | 115 | fSampleQualityCut = dp.fSampleQualityCut; |
6f47f50d | 116 | fSampleToSec = dp.fSampleToSec ; |
c0394bfb | 117 | fEmcCrystals = dp.fEmcCrystals ; |
39569d36 | 118 | fPulseGenerator = new AliPHOSPulseGenerator(); |
c0394bfb | 119 | fGeom = dp.fGeom ; |
120 | } | |
121 | //-------------------------------------------------------------------------------------- | |
7e88424f | 122 | AliPHOSRawDigiProducer& AliPHOSRawDigiProducer::operator= (const AliPHOSRawDigiProducer &dp) |
123 | { | |
124 | // Assign operator | |
125 | ||
c0394bfb | 126 | if(&dp == this) return *this; |
127 | ||
128 | fEmcMinE = dp.fEmcMinE ; | |
129 | fCpvMinE = dp.fCpvMinE ; | |
70d93620 | 130 | fSampleQualityCut = dp.fSampleQualityCut ; |
6f47f50d | 131 | fSampleToSec = dp.fSampleToSec ; |
c0394bfb | 132 | fEmcCrystals = dp.fEmcCrystals ; |
133 | fGeom = dp.fGeom ; | |
39569d36 | 134 | if(fPulseGenerator) delete fPulseGenerator ; |
135 | fPulseGenerator = new AliPHOSPulseGenerator(); | |
c0394bfb | 136 | return *this; |
137 | } | |
379c5c09 | 138 | //-------------------------------------------------------------------------------------- |
7e88424f | 139 | AliPHOSRawDigiProducer::~AliPHOSRawDigiProducer() |
140 | { | |
379c5c09 | 141 | // Destructor |
7e88424f | 142 | if(fPulseGenerator) delete fPulseGenerator ; |
143 | fPulseGenerator=0 ; | |
379c5c09 | 144 | delete fRawStream; |
39569d36 | 145 | } |
7bc140a5 | 146 | //-------------------------------------------------------------------------------------- |
379c5c09 | 147 | void AliPHOSRawDigiProducer::MakeDigits(TClonesArray *digits, AliPHOSRawFitterv0* fitter) |
88fb5e50 | 148 | { |
7bc140a5 | 149 | //Makes the job. |
379c5c09 | 150 | //TClonesArray *digits and raw data fitter should be provided by calling function. |
7bc140a5 | 151 | |
88fb5e50 | 152 | digits->Clear(); |
153 | ||
379c5c09 | 154 | Int_t iDigit=0 ; |
155 | Int_t relId[4], absId=-1, caloFlag=-1; | |
fdd91c5a | 156 | |
c0394bfb | 157 | const Double_t baseLine=1. ; //Minimal energy of digit in ADC ch. |
6f47f50d | 158 | |
159 | //Calculate conversion coeff. from Sample time step to seconds | |
160 | //If OCDB contains negative or zero value - use one from RCU trailer | |
161 | //Negative value in OCDB is used only for simulation of raw digits | |
162 | if(fgCalibData->GetSampleTimeStep()>0.) | |
163 | fSampleToSec=fgCalibData->GetSampleTimeStep() ; | |
164 | else | |
165 | fSampleToSec=fRawStream->GetTSample() ; | |
fdd91c5a | 166 | |
c0394bfb | 167 | //Temporary array for LowGain digits |
168 | TClonesArray tmpLG("AliPHOSDigit",10000) ; | |
169 | Int_t ilgDigit=0 ; | |
bafc1087 | 170 | |
379c5c09 | 171 | //Let fitter subtract pedestals in case of ZS |
172 | fitter->SetCalibData(fgCalibData) ; | |
c0394bfb | 173 | |
379c5c09 | 174 | while (fRawStream->NextDDL()) { |
175 | while (fRawStream->NextChannel()) { | |
fc44a661 | 176 | relId[0] = 5 - fRawStream->GetModule() ; // counts from 1 to 5 |
379c5c09 | 177 | relId[1] = 0; |
1281504a | 178 | relId[2] = fRawStream->GetCellX() + 1; // counts from 1 to 64 |
179 | relId[3] = fRawStream->GetCellZ() + 1; // counts from 1 to 56 | |
180 | caloFlag = fRawStream->GetCaloFlag(); // 0=LG, 1=HG, 2=TRU | |
f4ca5622 | 181 | |
182 | if(caloFlag!=0 && caloFlag!=1) continue; //TRU data! | |
183 | ||
e10f780e | 184 | fitter->SetChannelGeo(relId[0],relId[2],relId[3],caloFlag); |
fc44a661 | 185 | |
c4dad9d2 | 186 | if(fitter->GetAmpOffset()==0 && fitter->GetAmpThreshold()==0) { |
187 | short value = fRawStream->GetAltroCFG1(); | |
188 | bool ZeroSuppressionEnabled = (value >> 15) & 0x1; | |
189 | if(ZeroSuppressionEnabled) { | |
190 | short offset = (value >> 10) & 0xf; | |
191 | short threshold = value & 0x3ff; | |
192 | fitter->SubtractPedestals(kFALSE); | |
193 | fitter->SetAmpOffset(offset); | |
194 | fitter->SetAmpThreshold(threshold); | |
195 | } | |
196 | } | |
197 | ||
379c5c09 | 198 | fGeom->RelToAbsNumbering(relId, absId); |
f4ca5622 | 199 | |
c01c5641 | 200 | fitter->SetNBunches(0); |
201 | while (fRawStream->NextBunch()) { //Take first in time banch | |
379c5c09 | 202 | const UShort_t *sig = fRawStream->GetSignals(); |
203 | Int_t sigStart = fRawStream->GetStartTimeBin(); | |
204 | Int_t sigLength = fRawStream->GetBunchLength(); | |
92236b27 | 205 | fitter->Eval(sig,sigStart,sigLength); |
379c5c09 | 206 | } // End of NextBunch() |
70d93620 | 207 | |
379c5c09 | 208 | |
209 | Double_t energy = fitter->GetEnergy() ; | |
210 | Double_t time = fitter->GetTime() ; | |
211 | if(energy<=baseLine) //in ADC channels | |
212 | continue ; | |
88fb5e50 | 213 | |
379c5c09 | 214 | //remove digits with bad shape. Fitter should calculate quality so that |
215 | //in default case quality [0,1], while larger values of quality mean somehow | |
216 | //corrupted samples, 999 means obviously corrupted sample. | |
217 | //It is difficult to fit samples with overflow (even setting cut on overflow values) | |
218 | //because too few points are left to fit. So we do not evaluate samples with overflow | |
c0394bfb | 219 | |
379c5c09 | 220 | if(fitter->GetSignalQuality() > fSampleQualityCut && !(fitter->IsOverflow())) |
221 | continue ; | |
222 | ||
817744df | 223 | energy = CalibrateE(energy,relId,!caloFlag) ; |
379c5c09 | 224 | // time = CalibrateT(time,relId,lowGainFlag) ; |
6f47f50d | 225 | |
226 | //convert time from sample bin units to s | |
227 | time*=fSampleToSec ; | |
379c5c09 | 228 | |
229 | if(energy <= 0.) | |
230 | continue; | |
231 | ||
232 | if (caloFlag == AliCaloRawStreamV3::kLowGain) { | |
233 | new(tmpLG[ilgDigit]) AliPHOSDigit(-1,absId,(Float_t)energy,(Float_t)time); | |
234 | ilgDigit++ ; | |
235 | } | |
236 | else if (caloFlag == AliCaloRawStreamV3::kHighGain) { | |
237 | if(fitter->IsOverflow()) //Keep this digit to replace it by Low Gain later. | |
238 | //If there is no LogGain it wil be removed by cut on Min E | |
239 | new((*digits)[iDigit]) AliPHOSDigit(-1,absId,-1.f,(Float_t)time); | |
240 | else | |
241 | new((*digits)[iDigit]) AliPHOSDigit(-1,absId,(Float_t)energy,(Float_t)time); | |
242 | iDigit++; | |
243 | } | |
244 | } // End of NextChannel() | |
c0394bfb | 245 | |
379c5c09 | 246 | //Now scan created LG and HG digits and keep only those which appeared in both lists |
247 | //replace energy of HighGain digits only if there is overflow | |
248 | //negative energy (overflow) | |
249 | digits->Sort() ; | |
250 | tmpLG.Sort() ; | |
251 | Int_t iLG = 0; | |
252 | Int_t nLG1 = tmpLG.GetEntriesFast()-1 ; | |
253 | ||
254 | for(Int_t iDig=0 ; iDig < digits->GetEntriesFast() ; iDig++) { | |
255 | AliPHOSDigit * digHG = dynamic_cast<AliPHOSDigit*>(digits->At(iDig)) ; | |
256 | if (!digHG) continue; | |
257 | AliPHOSDigit * digLG = dynamic_cast<AliPHOSDigit*>(tmpLG.At(iLG)) ; | |
258 | while(digLG && iLG<nLG1 && digHG->GetId()> digLG->GetId()){ | |
259 | iLG++ ; | |
260 | digLG = dynamic_cast<AliPHOSDigit*>(tmpLG.At(iLG)) ; | |
261 | } | |
262 | absId=digHG->GetId() ; | |
263 | fGeom->AbsToRelNumbering(absId,relId) ; | |
a7c985dc | 264 | |
379c5c09 | 265 | if(digLG && digHG->GetId() == digLG->GetId()){ //we found pair |
266 | if(digHG->GetEnergy()<0.){ //This is overflow in HG | |
267 | digHG->SetTime(digLG->GetTime()) ; | |
268 | digHG->SetEnergy(digLG->GetEnergy()) ; | |
269 | } | |
379c5c09 | 270 | } |
271 | else{ //no pair - remove | |
fdd91c5a | 272 | if(digHG->GetEnergy()<0.) //no pair, in saturation |
273 | digits->RemoveAt(iDig) ; | |
88fb5e50 | 274 | } |
88fb5e50 | 275 | } |
379c5c09 | 276 | } // End of NextDDL() |
c0394bfb | 277 | |
278 | CleanDigits(digits) ; | |
379c5c09 | 279 | |
c0394bfb | 280 | } |
281 | //____________________________________________________________________________ | |
282 | Double_t AliPHOSRawDigiProducer::CalibrateE(Double_t amp, Int_t* relId, Bool_t isLowGain) | |
283 | { | |
634d2178 | 284 | // Convert EMC LG amplitude to HG (multipli by ~16) |
285 | // Calibration parameters are taken from calibration data base | |
c0394bfb | 286 | if(fgCalibData){ |
287 | Int_t module = relId[0]; | |
288 | Int_t column = relId[3]; | |
289 | Int_t row = relId[2]; | |
290 | if(relId[1]==0) { // this is EMC | |
291 | if(isLowGain){ | |
292 | amp*= fgCalibData->GetHighLowRatioEmc(module,column,row); | |
88fb5e50 | 293 | } |
c0394bfb | 294 | return amp ; |
295 | } | |
296 | } | |
297 | return 0; | |
298 | } | |
299 | //____________________________________________________________________________ | |
300 | Double_t AliPHOSRawDigiProducer::CalibrateT(Double_t time, Int_t * relId, Bool_t /* isLowGain */) | |
301 | { | |
302 | //Calibrate time | |
39569d36 | 303 | time*=fPulseGenerator->GetRawFormatTimeTrigger() ; |
c0394bfb | 304 | if(fgCalibData){ |
305 | Int_t module = relId[0]; | |
306 | Int_t column = relId[3]; | |
307 | Int_t row = relId[2]; | |
308 | if(relId[1]==0) { // this is EMC | |
309 | time += fgCalibData->GetTimeShiftEmc(module,column,row); | |
310 | return time ; | |
311 | } | |
312 | } | |
313 | ||
314 | return -999.; | |
315 | } | |
316 | //____________________________________________________________________________ | |
317 | void AliPHOSRawDigiProducer::CleanDigits(TClonesArray * digits) | |
318 | { | |
319 | // remove digits with amplitudes below threshold. | |
320 | // remove digits in bad channels | |
321 | // sort digits with icreasing AbsId | |
322 | ||
323 | //remove digits in bad map and below threshold | |
324 | Bool_t isBadMap = 0 ; | |
325 | if(fgCalibData->GetNumOfEmcBadChannels()){ | |
326 | isBadMap=1 ; | |
327 | } | |
328 | ||
329 | for(Int_t i=0; i<digits->GetEntriesFast(); i++){ | |
330 | AliPHOSDigit * digit = static_cast<AliPHOSDigit*>(digits->At(i)) ; | |
331 | if(!digit) | |
332 | continue ; | |
333 | if ( (IsInEMC(digit) && digit->GetEnergy() < fEmcMinE) || | |
334 | (IsInCPV(digit) && digit->GetEnergy() < fCpvMinE) ){ | |
335 | digits->RemoveAt(i) ; | |
336 | continue ; | |
337 | } | |
338 | if(isBadMap){ //check bad map now | |
339 | Int_t relid[4] ; | |
340 | fGeom->AbsToRelNumbering(digit->GetId(), relid) ; | |
a65517aa | 341 | if(fgCalibData->IsBadChannelEmc(relid[0],relid[3],relid[2])){ |
c0394bfb | 342 | digits->RemoveAt(i) ; |
88fb5e50 | 343 | } |
344 | } | |
88fb5e50 | 345 | } |
346 | ||
c0394bfb | 347 | //Compress, sort and set indexes |
348 | digits->Compress() ; | |
349 | // digits->Sort(); already sorted earlier | |
350 | for (Int_t i = 0 ; i < digits->GetEntriesFast() ; i++) { | |
351 | AliPHOSDigit *digit = static_cast<AliPHOSDigit*>( digits->At(i) ) ; | |
352 | digit->SetIndexInList(i) ; | |
353 | } | |
354 | } | |
355 | //____________________________________________________________________________ | |
356 | Bool_t AliPHOSRawDigiProducer::IsInEMC(AliPHOSDigit * digit) const | |
357 | { | |
358 | // Tells if (true) or not (false) the digit is in a PHOS-EMC module | |
359 | return digit->GetId() <= fEmcCrystals ; | |
360 | ||
361 | } | |
362 | ||
363 | //____________________________________________________________________________ | |
364 | Bool_t AliPHOSRawDigiProducer::IsInCPV(AliPHOSDigit * digit) const | |
365 | { | |
366 | // Tells if (true) or not (false) the digit is in a PHOS-CPV module | |
367 | return digit->GetId() > fEmcCrystals ; | |
368 | } | |
369 | //____________________________________________________________________________ | |
370 | void AliPHOSRawDigiProducer::GetCalibrationParameters() | |
371 | { | |
372 | // Set calibration parameters: | |
373 | // if calibration database exists, they are read from database, | |
374 | // otherwise, reconstruction stops in the constructor of AliPHOSCalibData | |
375 | // | |
376 | // It is a user responsilibity to open CDB before reconstruction, for example: | |
377 | // AliCDBStorage* storage = AliCDBManager::Instance()->GetStorage("local://CalibDB"); | |
378 | ||
379 | if (!fgCalibData){ | |
380 | fgCalibData = new AliPHOSCalibData(-1); //use AliCDBManager's run number | |
381 | } | |
382 | if (fgCalibData->GetCalibDataEmc() == 0) | |
383 | AliFatal("Calibration parameters for PHOS EMC not found. Stop reconstruction.\n"); | |
384 | if (fgCalibData->GetCalibDataCpv() == 0) | |
385 | AliFatal("Calibration parameters for PHOS CPV not found. Stop reconstruction.\n"); | |
88fb5e50 | 386 | } |