]>
Commit | Line | Data |
---|---|---|
92aeef15 | 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 | // $Id$ | |
17 | ||
9edefa04 | 18 | |
92aeef15 | 19 | #include "AliMUONDigitizerV3.h" |
20 | ||
4ce497c4 | 21 | #include "AliMUON.h" |
92aeef15 | 22 | #include "AliMUONCalibrationData.h" |
92aeef15 | 23 | #include "AliMUONConstants.h" |
92aeef15 | 24 | #include "AliMUONDigit.h" |
ad26d4f6 | 25 | #include "AliMUONLogger.h" |
4f8a3d8b | 26 | #include "AliMUONTriggerElectronics.h" |
40e382ae | 27 | #include "AliMUONTriggerStoreV1.h" |
05314992 | 28 | #include "AliMUONVCalibParam.h" |
40e382ae | 29 | #include "AliMUONVDigitStore.h" |
331a617a | 30 | #include "AliMUONGeometryTransformer.h" //ADDED for trigger noise |
05315e71 | 31 | #include "AliMUONRecoParam.h" |
d5315275 | 32 | #include "AliMUONTriggerChamberEfficiency.h" |
33 | #include "AliMUONTriggerUtilities.h" | |
331a617a | 34 | |
88544f7e | 35 | #include "AliMpCDB.h" |
331a617a | 36 | #include "AliMpSegmentation.h" |
40e382ae | 37 | #include "AliMpCathodType.h" |
38 | #include "AliMpConstants.h" | |
4ce497c4 | 39 | #include "AliMpDEIterator.h" |
92aeef15 | 40 | #include "AliMpDEManager.h" |
4ce497c4 | 41 | #include "AliMpPad.h" |
40e382ae | 42 | #include "AliMpStationType.h" |
4ce497c4 | 43 | #include "AliMpVSegmentation.h" |
d5315275 | 44 | #include "AliMpDDLStore.h" |
331a617a | 45 | |
46 | #include "AliCDBManager.h" | |
47 | #include "AliCodeTimer.h" | |
48 | #include "AliLog.h" | |
92aeef15 | 49 | #include "AliRun.h" |
f21fc003 | 50 | #include "AliDigitizationInput.h" |
c93255fe | 51 | #include "AliLoader.h" |
92aeef15 | 52 | #include "AliRunLoader.h" |
331a617a | 53 | |
866c3232 | 54 | #include <Riostream.h> |
55 | #include <TF1.h> | |
40e382ae | 56 | #include <TFile.h> |
866c3232 | 57 | #include <TMath.h> |
58 | #include <TRandom.h> | |
59 | #include <TString.h> | |
40e382ae | 60 | #include <TSystem.h> |
c93255fe | 61 | #include <TTree.h> |
40e382ae | 62 | |
3d1463c8 | 63 | //----------------------------------------------------------------------------- |
9265505b | 64 | /// \class AliMUONDigitizerV3 |
05315e71 | 65 | /// |
4ce497c4 | 66 | /// The digitizer is performing the transformation to go from SDigits (digits |
67 | /// w/o any electronic noise) to Digits (w/ electronic noise, and decalibration) | |
68 | /// | |
69 | /// The decalibration is performed by doing the reverse operation of the | |
70 | /// calibration, that is we do (Signal+pedestal)/gain -> ADC | |
71 | /// | |
72 | /// Note also that the digitizer takes care of merging sdigits that belongs | |
73 | /// to the same pad, either because we're merging several input sdigit files | |
74 | /// or with a single file because the sdigitizer does not merge sdigits itself | |
75 | /// (for performance reason mainly, and because anyway we know we have to do it | |
76 | /// here, at the digitization level). | |
77 | /// | |
05315e71 | 78 | /// August 2011. In order to remove the need for specific MC OCDB storages, |
79 | /// we're introducing a dependence of simulation on AliMUONRecoParam (stored | |
80 | /// in MUON/Calib/RecoParam in OCDB), which is normally (or conceptually, if | |
81 | /// you will) only a reconstruction object. That's not a pretty solution, but, | |
82 | /// well, we have to do it... | |
83 | /// This dependence comes from the fact that we must know how to decalibrate | |
84 | /// the digits, so that the decalibration (done here) - calibration (done during | |
85 | /// reco) process is (as much as possible) neutral. | |
86 | /// | |
87 | /// | |
c4ee792d | 88 | /// \author Laurent Aphecetche |
05315e71 | 89 | /// |
3d1463c8 | 90 | //----------------------------------------------------------------------------- |
4ce497c4 | 91 | |
92 | namespace | |
93 | { | |
94 | AliMUON* muon() | |
95 | { | |
96 | return static_cast<AliMUON*>(gAlice->GetModule("MUON")); | |
97 | } | |
8c0b5e70 | 98 | |
99 | //ADDED for trigger noise | |
100 | const AliMUONGeometryTransformer* GetTransformer() | |
101 | { | |
102 | return muon()->GetGeometryTransformer(); | |
103 | } | |
4ce497c4 | 104 | } |
105 | ||
5c083cba | 106 | Double_t AliMUONDigitizerV3::fgNSigmas = 4.0; |
4ce497c4 | 107 | |
9265505b | 108 | /// \cond CLASSIMP |
92aeef15 | 109 | ClassImp(AliMUONDigitizerV3) |
9265505b | 110 | /// \endcond |
92aeef15 | 111 | |
112 | //_____________________________________________________________________________ | |
f21fc003 | 113 | AliMUONDigitizerV3::AliMUONDigitizerV3(AliDigitizationInput* digInput, |
8c0b5e70 | 114 | Int_t generateNoisyDigits) |
f21fc003 | 115 | : AliDigitizer(digInput), |
92aeef15 | 116 | fIsInitialized(kFALSE), |
92aeef15 | 117 | fCalibrationData(0x0), |
118 | fTriggerProcessor(0x0), | |
8c0b5e70 | 119 | fNoiseFunctionTrig(0x0), |
ec9acc85 | 120 | fGenerateNoisyDigits(generateNoisyDigits), |
852fefb4 | 121 | fLogger(new AliMUONLogger(4207)), /* 4207 = 25% of the 16828 MCH manus */ |
40e382ae | 122 | fTriggerStore(new AliMUONTriggerStoreV1), |
123 | fDigitStore(0x0), | |
9ec6a948 | 124 | fOutputDigitStore(0x0), |
d5315275 | 125 | fInputDigitStores(0x0), |
05315e71 | 126 | fRecoParam(0x0), |
d5315275 | 127 | fTriggerEfficiency(0x0), |
128 | fTriggerUtilities(0x0), | |
129 | fEfficiencyResponse(2*AliMUONConstants::NTriggerCh()*AliMUONConstants::NTriggerCircuit()) | |
92aeef15 | 130 | { |
9265505b | 131 | /// Ctor. |
132 | ||
f21fc003 | 133 | AliDebug(1,Form("AliDigitizationInput=%p",fDigInput)); |
ec9acc85 | 134 | |
92aeef15 | 135 | } |
136 | ||
137 | //_____________________________________________________________________________ | |
138 | AliMUONDigitizerV3::~AliMUONDigitizerV3() | |
139 | { | |
9265505b | 140 | /// Dtor. Note we're the owner of some pointers. |
141 | ||
92aeef15 | 142 | AliDebug(1,"dtor"); |
4ce497c4 | 143 | |
92c23b09 | 144 | // delete fCalibrationData; |
92aeef15 | 145 | delete fTriggerProcessor; |
8c0b5e70 | 146 | delete fNoiseFunctionTrig; |
40e382ae | 147 | delete fTriggerStore; |
148 | delete fDigitStore; | |
149 | delete fOutputDigitStore; | |
ca8c8223 | 150 | delete fInputDigitStores; |
d5315275 | 151 | delete fTriggerUtilities; |
9ec6a948 | 152 | |
ad26d4f6 | 153 | AliInfo("Summary of messages"); |
154 | fLogger->Print(); | |
4ce497c4 | 155 | |
ad26d4f6 | 156 | delete fLogger; |
92aeef15 | 157 | } |
158 | ||
159 | //_____________________________________________________________________________ | |
160 | void | |
40e382ae | 161 | AliMUONDigitizerV3::ApplyResponseToTrackerDigit(AliMUONVDigit& digit, Bool_t addNoise) |
92aeef15 | 162 | { |
9265505b | 163 | /// For tracking digits, starting from an ideal digit's charge, we : |
164 | /// | |
cf27231a | 165 | /// - "divide" by a gain (thus decalibrating the digit) |
9265505b | 166 | /// - add a pedestal (thus decalibrating the digit) |
b74ca120 | 167 | /// - add some electronics noise (thus leading to a realistic adc), if requested to do so |
9265505b | 168 | /// - sets the signal to zero if below 3*sigma of the noise |
59b91539 | 169 | |
05315e71 | 170 | Float_t charge = digit.Charge(); |
171 | ||
172 | if (!digit.IsChargeInFC()) | |
173 | { | |
174 | charge *= AliMUONConstants::DefaultADC2MV()*AliMUONConstants::DefaultA0()*AliMUONConstants::DefaultCapa(); | |
175 | fLogger->Log("CHECK ME ! WAS NOT SUPPOSED TO BE HERE !!! ARE YOU RECONSTRUCTING OLD SIMULATIONS ? "); | |
176 | AliError("CHECK ME ! WAS NOT SUPPOSED TO BE HERE !!! ARE YOU RECONSTRUCTING OLD SIMULATIONS ? "); | |
177 | } | |
cf27231a | 178 | |
179 | // We set the charge to 0, as the only relevant piece of information | |
180 | // after Digitization is the ADC value. | |
181 | digit.SetCharge(0); | |
b74ca120 | 182 | |
4ce497c4 | 183 | Int_t detElemId = digit.DetElemId(); |
92aeef15 | 184 | Int_t manuId = digit.ManuId(); |
92aeef15 | 185 | |
4ce497c4 | 186 | AliMUONVCalibParam* pedestal = fCalibrationData->Pedestals(detElemId,manuId); |
92aeef15 | 187 | if (!pedestal) |
ad26d4f6 | 188 | { |
189 | fLogger->Log(Form("%s:%d:Could not get pedestal for DE=%4d manuId=%4d. Disabling.", | |
190 | __FILE__,__LINE__, | |
191 | detElemId,manuId)); | |
ad26d4f6 | 192 | digit.SetADC(0); |
193 | return; | |
194 | } | |
59b91539 | 195 | |
627ba19f | 196 | Int_t manuChannel = digit.ManuChannel(); |
197 | ||
198 | if ( pedestal->ValueAsFloat(manuChannel,0) == AliMUONVCalibParam::InvalidFloatValue() || | |
199 | pedestal->ValueAsFloat(manuChannel,1) == AliMUONVCalibParam::InvalidFloatValue() ) | |
200 | { | |
201 | // protection against invalid pedestal value | |
202 | digit.SetADC(0); | |
203 | return; | |
204 | } | |
dbd649c1 | 205 | |
206 | TString calibrationMode(fRecoParam->GetCalibrationMode()); | |
207 | calibrationMode.ToUpper(); | |
208 | ||
4ce497c4 | 209 | AliMUONVCalibParam* gain = fCalibrationData->Gains(detElemId,manuId); |
92aeef15 | 210 | if (!gain) |
ad26d4f6 | 211 | { |
dbd649c1 | 212 | |
213 | if (!calibrationMode.Contains("NOGAIN") ) | |
214 | { | |
215 | fLogger->Log(Form("%s:%d:Could not get gain for DE=%4d manuId=%4d. Disabling.", | |
216 | __FILE__,__LINE__, | |
217 | detElemId,manuId)); | |
218 | digit.SetADC(0); | |
219 | return; | |
220 | } | |
ad26d4f6 | 221 | } |
cf27231a | 222 | |
dbd649c1 | 223 | Int_t adc = DecalibrateTrackerDigit(*pedestal,gain,manuChannel,charge,addNoise, |
05315e71 | 224 | digit.IsNoiseOnly(), |
dbd649c1 | 225 | calibrationMode); |
59b91539 | 226 | |
92aeef15 | 227 | digit.SetADC(adc); |
228 | } | |
229 | ||
d5315275 | 230 | |
231 | //_____________________________________________________________________________ | |
232 | void | |
233 | AliMUONDigitizerV3::ApplyResponseToTriggerDigit(AliMUONVDigit& digit) | |
234 | { | |
235 | /// For trigger digits, starting from an ideal digit, we : | |
236 | /// | |
237 | /// - apply efficiency (on demand) | |
238 | /// - apply trigger masks | |
239 | ||
240 | Int_t detElemId = digit.DetElemId(); | |
241 | Int_t localCircuit = digit.ManuId(); | |
242 | Int_t strip = digit.ManuChannel(); | |
243 | Int_t cathode = digit.Cathode(); | |
244 | Int_t trigCh = detElemId/100 - 11; | |
245 | ||
0a2dcc83 | 246 | // Masked channels |
247 | Bool_t isMasked = fTriggerUtilities->IsMasked(digit); | |
248 | AliDebug(1,Form("detElemId %i cath %i board %i strip %i is masked %i\n", detElemId, cathode, localCircuit, strip, isMasked)); | |
249 | if ( isMasked ) { | |
250 | digit.SetCharge(0); | |
251 | digit.SetADC(0); | |
252 | //AliDebug(1,Form("ch %i cath %i board %i strip %i masked\n", trigCh, cathode, localCircuit, strip)); | |
253 | return; | |
254 | } | |
255 | ||
256 | ||
d5315275 | 257 | Int_t arrayIndex = GetArrayIndex(cathode, trigCh, localCircuit); |
258 | ||
259 | // Trigger chamber efficiency | |
260 | if ( fTriggerEfficiency ) { | |
261 | if ( fEfficiencyResponse[arrayIndex] < 0 ) { | |
262 | Bool_t isTrig[2] = {kTRUE, kTRUE}; | |
263 | fTriggerEfficiency->IsTriggered(detElemId, localCircuit, isTrig[0], isTrig[1]); | |
264 | Int_t arrayIndexBend = GetArrayIndex(0, trigCh, localCircuit); | |
265 | Int_t arrayIndexNonBend = GetArrayIndex(1, trigCh, localCircuit); | |
266 | fEfficiencyResponse[arrayIndexBend] = isTrig[0]; | |
267 | fEfficiencyResponse[arrayIndexNonBend] = isTrig[1]; | |
268 | } | |
0a2dcc83 | 269 | AliDebug(1,Form("detElemId %i cath %i board %i strip %i efficiency %i\n", detElemId, cathode, localCircuit, strip, fEfficiencyResponse[arrayIndex])); |
d5315275 | 270 | if ( fEfficiencyResponse[arrayIndex] == 0 ) { |
271 | digit.SetCharge(0); | |
272 | digit.SetADC(0); | |
273 | //AliDebug(1,Form("ch %i cath %i board %i strip %i NOT efficient\n", trigCh, cathode, localCircuit, strip)); | |
274 | return; | |
275 | } | |
0a2dcc83 | 276 | } |
d5315275 | 277 | } |
278 | ||
279 | ||
280 | ||
92aeef15 | 281 | //_____________________________________________________________________________ |
282 | void | |
40e382ae | 283 | AliMUONDigitizerV3::ApplyResponse(const AliMUONVDigitStore& store, |
284 | AliMUONVDigitStore& filteredStore) | |
92aeef15 | 285 | { |
9265505b | 286 | /// Loop over all chamber digits, and apply the response to them |
287 | /// Note that this method may remove digits. | |
288 | ||
40e382ae | 289 | filteredStore.Clear(); |
290 | ||
4ce497c4 | 291 | const Bool_t kAddNoise = kTRUE; |
292 | ||
40e382ae | 293 | TIter next(store.CreateIterator()); |
294 | AliMUONVDigit* digit; | |
295 | ||
d5315275 | 296 | if ( fTriggerEfficiency ) fEfficiencyResponse.Reset(-1); |
297 | ||
40e382ae | 298 | while ( ( digit = static_cast<AliMUONVDigit*>(next()) ) ) |
4ce497c4 | 299 | { |
40e382ae | 300 | AliMp::StationType stationType = AliMpDEManager::GetStationType(digit->DetElemId()); |
301 | ||
302 | if ( stationType != AliMp::kStationTrigger ) | |
92aeef15 | 303 | { |
ac6411cf | 304 | Bool_t addNoise = kAddNoise; |
305 | if (digit->IsConverted()) addNoise = kFALSE; // No need to add extra noise to a converted real digit | |
306 | ApplyResponseToTrackerDigit(*digit,addNoise); | |
92aeef15 | 307 | } |
d5315275 | 308 | else { |
309 | ApplyResponseToTriggerDigit(*digit); | |
310 | } | |
7d7d22a6 | 311 | |
cf27231a | 312 | if ( digit->ADC() > 0 || digit->Charge() > 0 ) |
40e382ae | 313 | { |
314 | filteredStore.Add(*digit,AliMUONVDigitStore::kIgnore); | |
92aeef15 | 315 | } |
92aeef15 | 316 | } |
40e382ae | 317 | } |
92aeef15 | 318 | |
b74ca120 | 319 | //_____________________________________________________________________________ |
320 | Int_t | |
321 | AliMUONDigitizerV3::DecalibrateTrackerDigit(const AliMUONVCalibParam& pedestals, | |
dbd649c1 | 322 | const AliMUONVCalibParam* gains, |
b74ca120 | 323 | Int_t channel, |
324 | Float_t charge, | |
ec9acc85 | 325 | Bool_t addNoise, |
05315e71 | 326 | Bool_t noiseOnly, |
327 | const TString& calibrationMode) | |
b74ca120 | 328 | { |
329 | /// Decalibrate (i.e. go from charge to adc) a tracker digit, given its | |
330 | /// pedestal and gain parameters. | |
331 | /// Must insure before calling that channel is valid (i.e. between 0 and | |
332 | /// pedestals or gains->GetSize()-1, but also corresponding to a valid channel | |
333 | /// otherwise results are not predictible...) | |
05315e71 | 334 | /// |
335 | /// This method is completely tied to what happens in its sister method : | |
336 | /// AliMUONDigitCalibrator::CalibrateDigit, which is doing the reverse work... | |
337 | /// | |
338 | ||
b74ca120 | 339 | static const Int_t kMaxADC = (1<<12)-1; // We code the charge on a 12 bits ADC. |
340 | ||
05315e71 | 341 | Bool_t nogain = calibrationMode.Contains("NOGAIN"); |
342 | ||
343 | Float_t a1(0.0); | |
344 | Int_t thres(4095); | |
345 | Int_t qual(0xF); | |
346 | Float_t capa(AliMUONConstants::DefaultCapa()); // capa = 0.2 and a0 = 1.25 | |
347 | Float_t a0(AliMUONConstants::DefaultA0()); // is equivalent to gain = 4 mV/fC | |
348 | Float_t adc2mv(AliMUONConstants::DefaultADC2MV()); // 1 ADC channel = 0.61 mV | |
349 | ||
350 | if ( ! nogain ) | |
351 | { | |
dbd649c1 | 352 | if (!gains) |
353 | { | |
354 | AliFatalClass("Cannot make gain decalibration without gain values !"); | |
355 | } | |
356 | a0 = gains->ValueAsFloat(channel,0); | |
357 | a1 = gains->ValueAsFloat(channel,1); | |
358 | thres = gains->ValueAsInt(channel,2); | |
359 | qual = gains->ValueAsInt(channel,3); | |
05315e71 | 360 | } |
361 | ||
b74ca120 | 362 | Float_t pedestalMean = pedestals.ValueAsFloat(channel,0); |
363 | Float_t pedestalSigma = pedestals.ValueAsFloat(channel,1); | |
364 | ||
0a2dcc83 | 365 | AliDebugClass(2,Form("DE %04d MANU %04d CH %02d PEDMEAN %7.2f PEDSIGMA %7.2f", |
5d950f54 | 366 | pedestals.ID0(),pedestals.ID1(),channel,pedestalMean,pedestalSigma)); |
ec9acc85 | 367 | |
b74ca120 | 368 | if ( qual <= 0 ) return 0; |
369 | ||
370 | Float_t chargeThres = a0*thres; | |
371 | ||
372 | Float_t padc(0); // (adc - ped) value | |
373 | ||
05315e71 | 374 | if ( nogain || charge <= chargeThres || TMath::Abs(a1) < 1E-12 ) |
b74ca120 | 375 | { |
376 | // linear part only | |
377 | ||
378 | if ( TMath::Abs(a0) > 1E-12 ) | |
379 | { | |
380 | padc = charge/a0; | |
381 | } | |
382 | } | |
383 | else | |
384 | { | |
05315e71 | 385 | // FIXME: when we'll use capacitances and real gains, revise this part |
386 | // to take capa properly into account... | |
387 | ||
388 | AliWarningClass("YOU PROBABLY NEED TO REVISE THIS PART OF CODE !!!"); | |
389 | ||
b74ca120 | 390 | // linear + parabolic part |
391 | Double_t qt = chargeThres - charge; | |
392 | Double_t delta = a0*a0-4*a1*qt; | |
393 | if ( delta < 0 ) | |
394 | { | |
395 | AliErrorClass(Form("delta=%e DE %d Manu %d Channel %d " | |
396 | " charge %e a0 %e a1 %e thres %d ped %e pedsig %e", | |
397 | delta,pedestals.ID0(),pedestals.ID1(), | |
398 | channel, charge, a0, a1, thres, pedestalMean, | |
399 | pedestalSigma)); | |
400 | } | |
401 | else | |
402 | { | |
403 | delta = TMath::Sqrt(delta); | |
404 | ||
405 | padc = ( ( -a0 + delta ) > 0 ? ( -a0 + delta ) : ( -a0 - delta ) ); | |
406 | ||
407 | padc /= 2*a1; | |
408 | ||
409 | if ( padc < 0 ) | |
410 | { | |
411 | if ( TMath::Abs(padc) > 1E-3) | |
412 | { | |
413 | // this is more than a precision problem : let's signal it ! | |
414 | AliErrorClass(Form("padc=%e DE %d Manu %d Channel %d " | |
415 | " charge %e a0 %e a1 %e thres %d ped %e pedsig %e delta %e", | |
416 | padc,pedestals.ID0(),pedestals.ID1(), | |
417 | channel, charge, a0, a1, thres, pedestalMean, | |
418 | pedestalSigma,delta)); | |
419 | } | |
420 | ||
421 | // ok. consider we're just at thres, let it be zero. | |
422 | padc = 0; | |
423 | } | |
424 | ||
425 | padc += thres; | |
426 | ||
427 | } | |
428 | } | |
429 | ||
05315e71 | 430 | padc /= capa*adc2mv; |
431 | ||
b74ca120 | 432 | Int_t adc(0); |
433 | ||
ec9acc85 | 434 | Float_t adcNoise = 0.0; |
b74ca120 | 435 | |
ec9acc85 | 436 | if ( addNoise ) |
437 | { | |
438 | if ( noiseOnly ) | |
439 | { | |
440 | adcNoise = NoiseFunction()->GetRandom()*pedestalSigma; | |
441 | } | |
442 | else | |
443 | { | |
444 | adcNoise = gRandom->Gaus(0.0,pedestalSigma); | |
445 | } | |
446 | } | |
b74ca120 | 447 | |
ec9acc85 | 448 | adc = TMath::Nint(padc + pedestalMean + adcNoise + 0.5); |
449 | ||
5c083cba | 450 | if ( adc < TMath::Nint(pedestalMean + fgNSigmas*pedestalSigma + 0.5) ) |
ec9acc85 | 451 | { |
d537c8e4 | 452 | // this is an error only in specific cases |
453 | if ( !addNoise || (addNoise && noiseOnly) ) | |
454 | { | |
1b54215c | 455 | AliDebugClass(1,Form(" DE %04d Manu %04d Channel %02d " |
456 | " a0 %7.2f a1 %7.2f thres %04d ped %7.2f pedsig %7.2f adcNoise %7.2f " | |
457 | " charge=%7.2f padc=%7.2f adc=%04d ZS=%04d fgNSigmas=%e addNoise %d noiseOnly %d ", | |
458 | pedestals.ID0(),pedestals.ID1(),channel, | |
459 | a0, a1, thres, pedestalMean, pedestalSigma, adcNoise, | |
460 | charge, padc, adc, | |
461 | TMath::Nint(pedestalMean + fgNSigmas*pedestalSigma + 0.5), | |
462 | fgNSigmas,addNoise,noiseOnly)); | |
d537c8e4 | 463 | } |
464 | ||
ec9acc85 | 465 | adc = 0; |
b74ca120 | 466 | } |
467 | ||
468 | // be sure we stick to 12 bits. | |
469 | if ( adc > kMaxADC ) | |
470 | { | |
471 | adc = kMaxADC; | |
472 | } | |
473 | ||
474 | return adc; | |
475 | } | |
476 | ||
9ec6a948 | 477 | //_____________________________________________________________________________ |
478 | void | |
ca8c8223 | 479 | AliMUONDigitizerV3::CreateInputDigitStores() |
9ec6a948 | 480 | { |
ca8c8223 | 481 | /// Create input digit stores |
482 | /// | |
9ec6a948 | 483 | |
ca8c8223 | 484 | if (fInputDigitStores) |
485 | { | |
486 | AliFatal("Should be called only once !"); | |
487 | } | |
488 | ||
489 | fInputDigitStores = new TObjArray; | |
490 | ||
491 | fInputDigitStores->SetOwner(kTRUE); | |
9ec6a948 | 492 | |
f21fc003 | 493 | for ( Int_t iFile = 0; iFile < fDigInput->GetNinputs(); ++iFile ) |
9ec6a948 | 494 | { |
f21fc003 | 495 | AliLoader* inputLoader = GetLoader(fDigInput->GetInputFolderName(iFile)); |
9ec6a948 | 496 | |
497 | inputLoader->LoadSDigits("READ"); | |
498 | ||
499 | TTree* iTreeS = inputLoader->TreeS(); | |
500 | if (!iTreeS) | |
501 | { | |
502 | AliFatal(Form("Could not get access to input file #%d",iFile)); | |
503 | } | |
504 | ||
ca8c8223 | 505 | fInputDigitStores->AddAt(AliMUONVDigitStore::Create(*iTreeS),iFile); |
9ec6a948 | 506 | } |
507 | } | |
508 | ||
92aeef15 | 509 | //_____________________________________________________________________________ |
510 | void | |
f21fc003 | 511 | AliMUONDigitizerV3::Digitize(Option_t*) |
92aeef15 | 512 | { |
9265505b | 513 | /// Main method. |
514 | /// We first loop over input files, and merge the sdigits we found there. | |
515 | /// Second, we digitize all the resulting sdigits | |
516 | /// Then we generate noise-only digits (for tracker only) | |
517 | /// And we finally generate the trigger outputs. | |
4ce497c4 | 518 | |
99c136e1 | 519 | AliCodeTimerAuto("",0) |
b74ca120 | 520 | |
f21fc003 | 521 | if ( fDigInput->GetNinputs() == 0 ) |
92aeef15 | 522 | { |
523 | AliWarning("No input set. Nothing to do."); | |
524 | return; | |
525 | } | |
526 | ||
527 | if ( !fIsInitialized ) | |
528 | { | |
529 | AliError("Not initialized. Cannot perform the work. Sorry"); | |
530 | return; | |
531 | } | |
532 | ||
f21fc003 | 533 | Int_t nInputFiles = fDigInput->GetNinputs(); |
92aeef15 | 534 | |
f21fc003 | 535 | AliLoader* outputLoader = GetLoader(fDigInput->GetOutputFolderName()); |
40e382ae | 536 | |
537 | outputLoader->MakeDigitsContainer(); | |
538 | ||
539 | TTree* oTreeD = outputLoader->TreeD(); | |
540 | ||
541 | if (!oTreeD) | |
92aeef15 | 542 | { |
40e382ae | 543 | AliFatal("Cannot create output TreeD"); |
92aeef15 | 544 | } |
40e382ae | 545 | |
92aeef15 | 546 | // Loop over all the input files, and merge the sdigits found in those |
547 | // files. | |
40e382ae | 548 | |
92aeef15 | 549 | for ( Int_t iFile = 0; iFile < nInputFiles; ++iFile ) |
5d950f54 | 550 | { |
f21fc003 | 551 | AliLoader* inputLoader = GetLoader(fDigInput->GetInputFolderName(iFile)); |
40e382ae | 552 | |
553 | inputLoader->LoadSDigits("READ"); | |
554 | ||
555 | TTree* iTreeS = inputLoader->TreeS(); | |
556 | if (!iTreeS) | |
92aeef15 | 557 | { |
558 | AliFatal(Form("Could not get access to input file #%d",iFile)); | |
559 | } | |
9ec6a948 | 560 | |
ca8c8223 | 561 | if (!fInputDigitStores) |
9ec6a948 | 562 | { |
ca8c8223 | 563 | CreateInputDigitStores(); |
9ec6a948 | 564 | } |
40e382ae | 565 | |
ca8c8223 | 566 | AliMUONVDigitStore* dstore = static_cast<AliMUONVDigitStore*>(fInputDigitStores->At(iFile)); |
567 | ||
568 | dstore->Connect(*iTreeS); | |
40e382ae | 569 | |
ca8c8223 | 570 | iTreeS->GetEvent(0); |
571 | ||
f21fc003 | 572 | MergeWithSDigits(fDigitStore,*dstore,fDigInput->GetMask(iFile)); |
05314992 | 573 | |
40e382ae | 574 | inputLoader->UnloadSDigits(); |
05314992 | 575 | |
ca8c8223 | 576 | dstore->Clear(); |
92aeef15 | 577 | } |
5d950f54 | 578 | |
92aeef15 | 579 | |
580 | // At this point, we do have digit arrays (one per chamber) which contains | |
581 | // the merging of all the sdigits of the input file(s). | |
582 | // We now massage them to apply the detector response, i.e. this | |
583 | // is here that we do the "digitization" work. | |
584 | ||
40e382ae | 585 | if (!fOutputDigitStore) |
586 | { | |
587 | fOutputDigitStore = fDigitStore->Create(); | |
588 | } | |
589 | ||
8c0b5e70 | 590 | if ( fGenerateNoisyDigits>=2 ) |
591 | { | |
592 | // Generate noise-only digits for trigger. | |
593 | GenerateNoisyDigitsForTrigger(*fDigitStore); | |
594 | } | |
40e382ae | 595 | ApplyResponse(*fDigitStore,*fOutputDigitStore); |
5d950f54 | 596 | |
4ce497c4 | 597 | if ( fGenerateNoisyDigits ) |
598 | { | |
599 | // Generate noise-only digits for tracker. | |
40e382ae | 600 | GenerateNoisyDigits(*fOutputDigitStore); |
4ce497c4 | 601 | } |
602 | ||
92aeef15 | 603 | // We generate the global and local trigger decisions. |
40e382ae | 604 | fTriggerProcessor->Digits2Trigger(*fOutputDigitStore,*fTriggerStore); |
605 | ||
606 | // Prepare output tree | |
607 | Bool_t okD = fOutputDigitStore->Connect(*oTreeD,kFALSE); | |
608 | Bool_t okT = fTriggerStore->Connect(*oTreeD,kFALSE); | |
609 | if (!okD || !okT) | |
610 | { | |
611 | AliError(Form("Could not make branch : Digit %d Trigger %d",okD,okT)); | |
612 | return; | |
613 | } | |
92aeef15 | 614 | |
615 | // Fill the output treeD | |
40e382ae | 616 | oTreeD->Fill(); |
92aeef15 | 617 | |
618 | // Write to the output tree(D). | |
619 | // Please note that as GlobalTrigger, LocalTrigger and Digits are in the same | |
620 | // tree (=TreeD) in different branches, this WriteDigits in fact writes all of | |
621 | // the 3 branches. | |
40e382ae | 622 | outputLoader->WriteDigits("OVERWRITE"); |
92aeef15 | 623 | |
40e382ae | 624 | outputLoader->UnloadDigits(); |
4ce497c4 | 625 | |
40e382ae | 626 | // Finally, we clean up after ourselves. |
627 | fTriggerStore->Clear(); | |
628 | fDigitStore->Clear(); | |
629 | fOutputDigitStore->Clear(); | |
92aeef15 | 630 | } |
631 | ||
4ce497c4 | 632 | |
4ce497c4 | 633 | //_____________________________________________________________________________ |
634 | void | |
40e382ae | 635 | AliMUONDigitizerV3::GenerateNoisyDigits(AliMUONVDigitStore& digitStore) |
4ce497c4 | 636 | { |
9265505b | 637 | /// According to a given probability, generate digits that |
638 | /// have a signal above the noise cut (ped+n*sigma_ped), i.e. digits | |
639 | /// that are "only noise". | |
4ce497c4 | 640 | |
99c136e1 | 641 | AliCodeTimerAuto("",0) |
b74ca120 | 642 | |
4ce497c4 | 643 | for ( Int_t i = 0; i < AliMUONConstants::NTrackingCh(); ++i ) |
644 | { | |
645 | AliMpDEIterator it; | |
646 | ||
647 | it.First(i); | |
648 | ||
649 | while ( !it.IsDone() ) | |
650 | { | |
651 | for ( Int_t cathode = 0; cathode < 2; ++cathode ) | |
652 | { | |
40e382ae | 653 | GenerateNoisyDigitsForOneCathode(digitStore,it.CurrentDEId(),cathode); |
4ce497c4 | 654 | } |
655 | it.Next(); | |
656 | } | |
657 | } | |
4ce497c4 | 658 | } |
659 | ||
660 | //_____________________________________________________________________________ | |
661 | void | |
40e382ae | 662 | AliMUONDigitizerV3::GenerateNoisyDigitsForOneCathode(AliMUONVDigitStore& digitStore, |
663 | Int_t detElemId, Int_t cathode) | |
4ce497c4 | 664 | { |
9265505b | 665 | /// Generate noise-only digits for one cathode of one detection element. |
666 | /// Called by GenerateNoisyDigits() | |
4ce497c4 | 667 | |
9265505b | 668 | const AliMpVSegmentation* seg |
866c3232 | 669 | = AliMpSegmentation::Instance()->GetMpSegmentation(detElemId,AliMp::GetCathodType(cathode)); |
4ce497c4 | 670 | Int_t nofPads = seg->NofPads(); |
671 | ||
672 | Int_t maxIx = seg->MaxPadIndexX(); | |
673 | Int_t maxIy = seg->MaxPadIndexY(); | |
674 | ||
5c083cba | 675 | static const Double_t kProbToBeOutsideNsigmas = TMath::Erfc(fgNSigmas/TMath::Sqrt(2.0)) / 2. ; |
4ce497c4 | 676 | |
84aac932 | 677 | Int_t nofNoisyPads = TMath::Nint(kProbToBeOutsideNsigmas*nofPads); |
4ce497c4 | 678 | if ( !nofNoisyPads ) return; |
679 | ||
680 | nofNoisyPads = | |
681 | TMath::Nint(gRandom->Gaus(nofNoisyPads, | |
682 | nofNoisyPads/TMath::Sqrt(nofNoisyPads))); | |
683 | ||
684 | AliDebug(3,Form("DE %d cath %d nofNoisyPads %d",detElemId,cathode,nofNoisyPads)); | |
685 | ||
40e382ae | 686 | for ( Int_t i = 0; i < nofNoisyPads; ++i ) |
4ce497c4 | 687 | { |
688 | Int_t ix(-1); | |
689 | Int_t iy(-1); | |
40e382ae | 690 | AliMpPad pad; |
691 | ||
4ce497c4 | 692 | do { |
693 | ix = gRandom->Integer(maxIx+1); | |
694 | iy = gRandom->Integer(maxIy+1); | |
168e9c4d | 695 | pad = seg->PadByIndices(ix,iy,kFALSE); |
40e382ae | 696 | } while ( !pad.IsValid() ); |
697 | ||
168e9c4d | 698 | Int_t manuId = pad.GetManuId(); |
699 | Int_t manuChannel = pad.GetManuChannel(); | |
40e382ae | 700 | |
4ce497c4 | 701 | AliMUONVCalibParam* pedestals = fCalibrationData->Pedestals(detElemId,manuId); |
702 | ||
ad26d4f6 | 703 | if (!pedestals) |
704 | { | |
705 | // no pedestal available for this channel, simply give up | |
40e382ae | 706 | continue; |
ad26d4f6 | 707 | } |
708 | ||
40e382ae | 709 | AliMUONVDigit* d = digitStore.CreateDigit(detElemId,manuId,manuChannel,cathode); |
710 | ||
711 | d->SetPadXY(ix,iy); | |
712 | ||
ec9acc85 | 713 | d->SetCharge(0.0); // charge is zero, the ApplyResponseToTrackerDigit will add the noise |
40e382ae | 714 | d->NoiseOnly(kTRUE); |
ec9acc85 | 715 | ApplyResponseToTrackerDigit(*d,kTRUE); |
cf27231a | 716 | if ( d->ADC() > 0 ) |
4ce497c4 | 717 | { |
40e382ae | 718 | Bool_t ok = digitStore.Add(*d,AliMUONVDigitStore::kDeny); |
719 | // this can happen (that we randomly chose a digit that is | |
720 | // already there). We simply ignore this, but log the occurence | |
721 | // to cross-check that it's not too frequent. | |
722 | if (!ok) | |
723 | { | |
724 | fLogger->Log("Collision while adding noiseOnly digit"); | |
725 | } | |
726 | else | |
727 | { | |
728 | fLogger->Log("Added noiseOnly digit"); | |
729 | } | |
4ce497c4 | 730 | } |
40e382ae | 731 | delete d; |
4ce497c4 | 732 | } |
733 | } | |
734 | ||
8c0b5e70 | 735 | |
736 | //_____________________________________________________________________________ | |
737 | void | |
738 | AliMUONDigitizerV3::GenerateNoisyDigitsForTrigger(AliMUONVDigitStore& digitStore) | |
739 | { | |
740 | /// Generate noise-only digits for one cathode of one detection element. | |
741 | /// Called by GenerateNoisyDigits() | |
742 | ||
743 | if ( !fNoiseFunctionTrig ) | |
744 | { | |
745 | fNoiseFunctionTrig = new TF1("AliMUONDigitizerV3::fNoiseFunctionTrig","landau", | |
746 | 50.,270.); | |
747 | ||
748 | fNoiseFunctionTrig->SetParameters(3.91070e+02, 9.85026, 9.35881e-02); | |
749 | } | |
750 | ||
751 | AliMpPad pad[2]; | |
752 | AliMUONVDigit *d[2]={0x0}; | |
753 | ||
754 | for ( Int_t chamberId = AliMUONConstants::NTrackingCh(); chamberId < AliMUONConstants::NCh(); ++chamberId ) | |
755 | { | |
756 | ||
757 | Int_t nofNoisyPads = 50; | |
758 | ||
759 | Float_t r=-1, fi = 0., gx, gy, x, y, z, xg01, yg01, zg, xg02, yg02; | |
760 | AliMpDEIterator it; | |
761 | ||
762 | AliDebug(3,Form("Chamber %d nofNoisyPads %d",chamberId,nofNoisyPads)); | |
763 | ||
764 | for ( Int_t i = 0; i < nofNoisyPads; ++i ) | |
765 | { | |
766 | //printf("Generating noise %i\n",i); | |
767 | Int_t ix(-1); | |
768 | Int_t iy(-1); | |
769 | Bool_t isOk = kFALSE; | |
770 | Int_t detElemId = -1; | |
771 | do { | |
772 | //r = gRandom->Landau(9.85026, 9.35881e-02); | |
773 | r = fNoiseFunctionTrig->GetRandom(); | |
774 | fi = 2. * TMath::Pi() * gRandom->Rndm(); | |
775 | //printf("r = %f\tfi = %f\n", r, fi); | |
776 | gx = r * TMath::Cos(fi); | |
777 | gy = r * TMath::Sin(fi); | |
778 | ||
779 | for ( it.First(chamberId); ! it.IsDone(); it.Next() ){ | |
780 | Int_t currDetElemId = it.CurrentDEId(); | |
781 | const AliMpVSegmentation* seg | |
782 | = AliMpSegmentation::Instance()->GetMpSegmentation(currDetElemId,AliMp::GetCathodType(0)); | |
783 | if (!seg) continue; | |
6e97fbb8 | 784 | Float_t deltax = seg->GetDimensionX(); |
785 | Float_t deltay = seg->GetDimensionY(); | |
8c0b5e70 | 786 | GetTransformer()->Local2Global(currDetElemId, -deltax, -deltay, 0, xg01, yg01, zg); |
787 | GetTransformer()->Local2Global(currDetElemId, deltax, deltay, 0, xg02, yg02, zg); | |
788 | Float_t xg1 = xg01, xg2 = xg02, yg1 = yg01, yg2 = yg02; | |
789 | if(xg01>xg02){ | |
790 | xg1 = xg02; | |
791 | xg2 = xg01; | |
792 | } | |
793 | if(yg01>yg02){ | |
794 | yg1 = yg02; | |
795 | yg2 = yg01; | |
796 | } | |
797 | if(gx>=xg1 && gx<=xg2 && gy>=yg1 && gy<=yg2){ | |
798 | detElemId = currDetElemId; | |
799 | GetTransformer()->Global2Local(detElemId, gx, gy, 0, x, y, z); | |
6e97fbb8 | 800 | pad[0] = seg->PadByPosition(x,y,kFALSE); |
8c0b5e70 | 801 | if(!pad[0].IsValid()) continue; |
802 | isOk = kTRUE; | |
803 | break; | |
804 | } | |
805 | } // loop on slats | |
806 | } while ( !isOk ); | |
807 | ||
808 | const AliMpVSegmentation* seg1 | |
809 | = AliMpSegmentation::Instance()->GetMpSegmentation(detElemId,AliMp::GetCathodType(1)); | |
6e97fbb8 | 810 | pad[1] = seg1->PadByPosition(x,y,kFALSE); |
8c0b5e70 | 811 | |
812 | for ( Int_t cathode = 0; cathode < 2; ++cathode ){ | |
168e9c4d | 813 | Int_t manuId = pad[cathode].GetLocalBoardId(0); |
814 | Int_t manuChannel = pad[cathode].GetLocalBoardChannel(0); | |
8c0b5e70 | 815 | d[cathode] = digitStore.CreateDigit(detElemId,manuId,manuChannel,cathode); |
168e9c4d | 816 | ix = pad[cathode].GetIx(); |
817 | iy = pad[cathode].GetIy(); | |
8c0b5e70 | 818 | d[cathode]->SetPadXY(ix,iy); |
819 | //d[cathode].SetSignal(1); | |
820 | //d[cathode].SetPhysicsSignal(0); | |
821 | d[cathode]->SetCharge(1); | |
822 | d[cathode]->NoiseOnly(kTRUE); | |
823 | AliDebug(3,Form("Adding a pure noise digit :")); | |
824 | ||
825 | Bool_t ok = digitStore.Add(*d[cathode],AliMUONVDigitStore::kDeny); | |
826 | if (!ok) | |
827 | { | |
828 | fLogger->Log("Collision while adding TriggerNoise digit"); | |
829 | } | |
830 | else | |
831 | { | |
832 | fLogger->Log("Added triggerNoise digit"); | |
833 | } | |
834 | } //loop on cathodes | |
835 | } // loop on noisy pads | |
836 | } // loop on chambers | |
837 | } | |
838 | ||
839 | ||
92aeef15 | 840 | //_____________________________________________________________________________ |
40e382ae | 841 | AliLoader* |
842 | AliMUONDigitizerV3::GetLoader(const TString& folderName) | |
92aeef15 | 843 | { |
40e382ae | 844 | /// Get a MUON loader |
9265505b | 845 | |
ad26d4f6 | 846 | AliDebug(2,Form("Getting access to folder %s",folderName.Data())); |
40e382ae | 847 | AliLoader* loader = AliRunLoader::GetDetectorLoader("MUON",folderName.Data()); |
92aeef15 | 848 | if (!loader) |
849 | { | |
850 | AliError(Form("Could not get MuonLoader from folder %s",folderName.Data())); | |
851 | return 0x0; | |
852 | } | |
40e382ae | 853 | return loader; |
92aeef15 | 854 | } |
855 | ||
856 | //_____________________________________________________________________________ | |
857 | Bool_t | |
858 | AliMUONDigitizerV3::Init() | |
859 | { | |
f21fc003 | 860 | /// Initialization of the digitization : |
40e382ae | 861 | /// a) create the calibrationData, according to run number |
862 | /// b) create the trigger processing task | |
9265505b | 863 | |
ad26d4f6 | 864 | AliDebug(2,""); |
92aeef15 | 865 | |
866 | if ( fIsInitialized ) | |
867 | { | |
868 | AliError("Object already initialized."); | |
869 | return kFALSE; | |
870 | } | |
871 | ||
f21fc003 | 872 | if (!fDigInput) |
92aeef15 | 873 | { |
f21fc003 | 874 | AliError("fDigInput is null !"); |
92aeef15 | 875 | return kFALSE; |
876 | } | |
877 | ||
331a617a | 878 | // Load mapping |
879 | if ( ! AliMpCDB::LoadDDLStore() ) { | |
88544f7e | 880 | AliFatal("Could not access mapping from OCDB !"); |
881 | } | |
882 | ||
92c23b09 | 883 | if (!fCalibrationData) |
884 | AliFatal("Calibration data object not defined"); | |
885 | ||
ad26d4f6 | 886 | if ( !fCalibrationData->Pedestals() ) |
887 | { | |
888 | AliFatal("Could not access pedestals from OCDB !"); | |
889 | } | |
890 | if ( !fCalibrationData->Gains() ) | |
891 | { | |
892 | AliFatal("Could not access gains from OCDB !"); | |
893 | } | |
92c23b09 | 894 | |
895 | ||
896 | AliInfo("Using trigger configuration from CDB"); | |
897 | ||
40e382ae | 898 | fTriggerProcessor = new AliMUONTriggerElectronics(fCalibrationData); |
4ce497c4 | 899 | |
ad26d4f6 | 900 | AliDebug(1, Form("Will %s generate noise-only digits for tracker", |
901 | (fGenerateNoisyDigits ? "":"NOT"))); | |
d5315275 | 902 | |
903 | fTriggerUtilities = new AliMUONTriggerUtilities(fCalibrationData); | |
904 | ||
905 | if ( muon()->GetTriggerEffCells() ) { | |
906 | // Apply trigger efficiency | |
907 | AliDebug(1, "Will apply trigger efficiency"); | |
908 | fTriggerEfficiency = new AliMUONTriggerChamberEfficiency(fCalibrationData->TriggerEfficiency()); | |
909 | } | |
ad26d4f6 | 910 | |
92aeef15 | 911 | fIsInitialized = kTRUE; |
912 | return kTRUE; | |
913 | } | |
914 | ||
d5315275 | 915 | |
916 | //_____________________________________________________________________________ | |
917 | Int_t AliMUONDigitizerV3::GetArrayIndex(Int_t cathode, Int_t trigCh, Int_t localCircuit) | |
918 | { | |
919 | /// Get index of array with trigger status map or efficiency | |
920 | return | |
921 | AliMUONConstants::NTriggerCircuit() * AliMUONConstants::NTriggerCh() * cathode + | |
922 | AliMUONConstants::NTriggerCircuit() * trigCh + localCircuit-1; | |
923 | } | |
924 | ||
925 | ||
92aeef15 | 926 | //_____________________________________________________________________________ |
927 | void | |
40e382ae | 928 | AliMUONDigitizerV3::MergeWithSDigits(AliMUONVDigitStore*& outputStore, |
929 | const AliMUONVDigitStore& input, | |
930 | Int_t mask) | |
92aeef15 | 931 | { |
9265505b | 932 | /// Merge the sdigits in inputData with the digits already present in outputData |
92aeef15 | 933 | |
40e382ae | 934 | if ( !outputStore ) outputStore = input.Create(); |
935 | ||
936 | TIter next(input.CreateIterator()); | |
937 | AliMUONVDigit* sdigit; | |
938 | ||
939 | while ( ( sdigit = static_cast<AliMUONVDigit*>(next()) ) ) | |
940 | { | |
941 | // Update the track references using the mask. | |
942 | // FIXME: this is dirty, for backward compatibility only. | |
943 | // Should re-design all this way of keeping track of MC information... | |
944 | if ( mask ) sdigit->PatchTracks(mask); | |
945 | // Then add or update the digit to the output. | |
946 | AliMUONVDigit* added = outputStore->Add(*sdigit,AliMUONVDigitStore::kMerge); | |
947 | if (!added) | |
92aeef15 | 948 | { |
40e382ae | 949 | AliError("Could not add digit in merge mode"); |
92aeef15 | 950 | } |
92aeef15 | 951 | } |
952 | } | |
ec9acc85 | 953 | |
954 | //_____________________________________________________________________________ | |
955 | TF1* | |
956 | AliMUONDigitizerV3::NoiseFunction() | |
957 | { | |
958 | /// Return noise function | |
959 | static TF1* f = 0x0; | |
960 | if (!f) | |
961 | { | |
5c083cba | 962 | f = new TF1("AliMUONDigitizerV3::NoiseFunction","gaus",fgNSigmas,fgNSigmas*10); |
ec9acc85 | 963 | f->SetParameters(1,0,1); |
964 | } | |
965 | return f; | |
966 | } | |
967 | ||
05315e71 | 968 | //_____________________________________________________________________________ |
969 | void AliMUONDigitizerV3::SetCalibrationData(AliMUONCalibrationData* calibrationData, | |
970 | AliMUONRecoParam* recoParam) | |
971 | { | |
972 | fCalibrationData = calibrationData; | |
973 | fRecoParam = recoParam; | |
974 | if (!fRecoParam) | |
975 | { | |
976 | AliError("Cannot work (e.g. decalibrate) without recoparams !"); | |
977 | } | |
978 | } | |
979 |