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3304fa09 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-2007, 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 | ||
bf4d93eb | 16 | // $Id$ |
3304fa09 | 17 | |
18 | //----------------------------------------------------------------------------- | |
19 | /// \class AliMUONRecoParam | |
20 | /// | |
21 | /// Class with MUON reconstruction parameters | |
22 | /// | |
23 | /// \author Philippe Pillot | |
24 | //----------------------------------------------------------------------------- | |
25 | ||
26 | ||
27 | ||
28 | #include "AliMUONRecoParam.h" | |
ad3c6eda | 29 | #include "AliMUONPadStatusMaker.h" |
3304fa09 | 30 | |
ad3c6eda | 31 | #include "AliRecoParam.h" |
3304fa09 | 32 | #include "AliLog.h" |
33 | ||
34 | #include <Riostream.h> | |
35 | ||
36 | ClassImp(AliMUONRecoParam) | |
37 | ||
38 | ||
39 | //_____________________________________________________________________________ | |
40 | AliMUONRecoParam::AliMUONRecoParam() | |
15d30ed4 | 41 | : AliDetectorRecoParam(), |
3304fa09 | 42 | fClusteringMode("MLEM"), |
43 | fTrackingMode("KALMAN"), | |
44 | fMinBendingMomentum(0.), | |
45 | fMaxBendingMomentum(0.), | |
9bf6860b | 46 | fMaxNonBendingSlope(0.), |
9f093251 | 47 | fMaxBendingSlope(0.), |
3304fa09 | 48 | fNonBendingVertexDispersion(0.), |
49 | fBendingVertexDispersion(0.), | |
50 | fMaxNonBendingDistanceToTrack(0.), | |
51 | fMaxBendingDistanceToTrack(0.), | |
52 | fSigmaCutForTracking(0.), | |
53 | fSigmaCutForImprovement(0.), | |
fda59e58 | 54 | fSigmaCutForTrigger(0.), |
b5270f21 | 55 | fStripCutForTrigger(0.), |
56 | fMaxStripAreaForTrigger(0.), | |
3304fa09 | 57 | fMaxNormChi2MatchTrigger(0.), |
0a18ba02 | 58 | fPercentOfFullClusterInESD(10.), |
38bcf0ef | 59 | fCombinedClusterTrackReco(kFALSE), |
3304fa09 | 60 | fTrackAllTracks(kFALSE), |
61 | fRecoverTracks(kFALSE), | |
62 | fMakeTrackCandidatesFast(kFALSE), | |
9bf6860b | 63 | fMakeMoreTrackCandidates(kFALSE), |
3304fa09 | 64 | fComplementTracks(kFALSE), |
65 | fImproveTracks(kFALSE), | |
0a18ba02 | 66 | fUseSmoother(kFALSE), |
de98fdc9 | 67 | fSaveFullClusterInESD(kTRUE), |
9bf6860b | 68 | fCalibrationMode("NOGAIN"), |
004a9ccd | 69 | fBypassSt45(0), |
170f4046 | 70 | fPadGoodnessMask(0), |
71 | fChargeSigmaCut(4.0) | |
3304fa09 | 72 | { |
73 | /// Constructor | |
74 | ||
ad3c6eda | 75 | SetNameTitle("Dummy","Dummy"); |
76 | SetDefaultLimits(); | |
3304fa09 | 77 | } |
78 | ||
79 | //_____________________________________________________________________________ | |
80 | AliMUONRecoParam::~AliMUONRecoParam() | |
81 | { | |
82 | /// Destructor | |
83 | } | |
84 | ||
004a9ccd | 85 | //_____________________________________________________________________________ |
86 | void | |
87 | AliMUONRecoParam::BypassSt45(Bool_t st4, Bool_t st5) | |
88 | { | |
89 | /// Set the bypass status | |
90 | ||
91 | if ( st4 && st5 ) fBypassSt45 = 45; | |
92 | else if ( st4 ) fBypassSt45 = 4; | |
93 | else if ( st5 ) fBypassSt45 = 5; | |
94 | else fBypassSt45 = 0; | |
95 | } | |
96 | ||
9bf6860b | 97 | //_____________________________________________________________________________ |
98 | Option_t* | |
99 | AliMUONRecoParam::GetCalibrationMode() const | |
100 | { | |
101 | /// Return the calibration mode. Can be : | |
102 | /// NOGAIN : only do pedestal subtraction | |
103 | /// GAIN : do pedestal subtraction, and apply gain correction, but with a | |
104 | /// single capacitance value for all channels | |
105 | /// GAINCONSTANTCAPA : as GAIN, but with a channel-dependent capacitance value | |
106 | ||
107 | return fCalibrationMode.Data(); | |
108 | } | |
109 | ||
3304fa09 | 110 | //_____________________________________________________________________________ |
111 | AliMUONRecoParam *AliMUONRecoParam::GetLowFluxParam() | |
112 | { | |
113 | /// Return default reconstruction parameters for low flux environment | |
114 | ||
115 | AliMUONRecoParam *param = new AliMUONRecoParam(); | |
116 | param->SetLowFluxParam(); | |
117 | ||
118 | return param; | |
119 | } | |
120 | ||
121 | //_____________________________________________________________________________ | |
122 | AliMUONRecoParam *AliMUONRecoParam::GetHighFluxParam() | |
123 | { | |
124 | /// Return default reconstruction parameters for high flux environment | |
125 | ||
126 | AliMUONRecoParam *param = new AliMUONRecoParam(); | |
127 | param->SetHighFluxParam(); | |
128 | ||
129 | return param; | |
130 | } | |
131 | ||
0e894e58 | 132 | //_____________________________________________________________________________ |
133 | AliMUONRecoParam *AliMUONRecoParam::GetCosmicParam() | |
134 | { | |
135 | /// Return default reconstruction parameters for high flux environment | |
136 | ||
137 | AliMUONRecoParam *param = new AliMUONRecoParam(); | |
138 | param->SetCosmicParam(); | |
139 | ||
140 | return param; | |
141 | } | |
142 | ||
3304fa09 | 143 | //_____________________________________________________________________________ |
144 | void AliMUONRecoParam::SetLowFluxParam() | |
145 | { | |
146 | /// Set reconstruction parameters for low flux environment | |
147 | ||
ad3c6eda | 148 | SetNameTitle("Low Flux","Low Flux"); |
149 | SetEventSpecie(AliRecoParam::kLowMult); | |
9bf6860b | 150 | fMinBendingMomentum = 1.; |
3304fa09 | 151 | fMaxBendingMomentum = 3000.; |
9bf6860b | 152 | fMaxNonBendingSlope = 0.3; |
9f093251 | 153 | fMaxBendingSlope = 0.4; |
3304fa09 | 154 | fNonBendingVertexDispersion = 10.; |
155 | fBendingVertexDispersion = 10.; | |
9bf6860b | 156 | fMaxNonBendingDistanceToTrack = 1.; |
157 | fMaxBendingDistanceToTrack = 1.; | |
3304fa09 | 158 | fSigmaCutForTracking = 6.; |
159 | fSigmaCutForImprovement = 5.; | |
fda59e58 | 160 | fSigmaCutForTrigger = 8.; |
b5270f21 | 161 | fStripCutForTrigger = 1.; |
162 | fMaxStripAreaForTrigger = 3.; | |
3304fa09 | 163 | fMaxNormChi2MatchTrigger = 16.; |
6cac085d | 164 | fCombinedClusterTrackReco = kFALSE; |
3304fa09 | 165 | fTrackAllTracks = kTRUE; |
166 | fRecoverTracks = kTRUE; | |
167 | fMakeTrackCandidatesFast = kFALSE; | |
9bf6860b | 168 | fMakeMoreTrackCandidates = kFALSE; |
3304fa09 | 169 | fComplementTracks = kTRUE; |
170 | fImproveTracks = kTRUE; | |
171 | fUseSmoother = kTRUE; | |
9bf6860b | 172 | for (Int_t iCh = 0; iCh < 10; iCh++) fUseChamber[iCh] = kTRUE; |
173 | for (Int_t iSt = 0; iSt < 5; iSt++) fRequestStation[iSt] = kTRUE; | |
004a9ccd | 174 | fBypassSt45 = 0; |
3304fa09 | 175 | |
176 | } | |
177 | ||
178 | //_____________________________________________________________________________ | |
179 | void AliMUONRecoParam::SetHighFluxParam() | |
180 | { | |
181 | /// Set reconstruction parameters for high flux environment | |
182 | ||
ad3c6eda | 183 | SetNameTitle("High Flux","High Flux"); |
184 | SetEventSpecie(AliRecoParam::kHighMult); | |
9bf6860b | 185 | fMinBendingMomentum = 1.; |
3304fa09 | 186 | fMaxBendingMomentum = 3000.; |
9bf6860b | 187 | fMaxNonBendingSlope = 0.3; |
9f093251 | 188 | fMaxBendingSlope = 0.4; |
3304fa09 | 189 | fNonBendingVertexDispersion = 10.; |
190 | fBendingVertexDispersion = 10.; | |
9bf6860b | 191 | fMaxNonBendingDistanceToTrack = 1.; |
192 | fMaxBendingDistanceToTrack = 1.; | |
3304fa09 | 193 | fSigmaCutForTracking = 6.; |
194 | fSigmaCutForImprovement = 5.; | |
fda59e58 | 195 | fSigmaCutForTrigger = 8.; |
b5270f21 | 196 | fStripCutForTrigger = 1.; |
197 | fMaxStripAreaForTrigger = 3.; | |
3304fa09 | 198 | fMaxNormChi2MatchTrigger = 16.; |
6cac085d | 199 | fCombinedClusterTrackReco = kFALSE; |
3304fa09 | 200 | fTrackAllTracks = kTRUE; |
201 | fRecoverTracks = kTRUE; | |
202 | fMakeTrackCandidatesFast = kFALSE; | |
9bf6860b | 203 | fMakeMoreTrackCandidates = kFALSE; |
3304fa09 | 204 | fComplementTracks = kTRUE; |
205 | fImproveTracks = kTRUE; | |
206 | fUseSmoother = kTRUE; | |
9bf6860b | 207 | for (Int_t iCh = 0; iCh < 10; iCh++) fUseChamber[iCh] = kTRUE; |
208 | for (Int_t iSt = 0; iSt < 5; iSt++) fRequestStation[iSt] = kTRUE; | |
004a9ccd | 209 | fBypassSt45 = 0; |
3304fa09 | 210 | |
211 | } | |
212 | ||
9bdbee64 | 213 | //_____________________________________________________________________________ |
214 | UInt_t | |
215 | AliMUONRecoParam::RequestedStationMask() const | |
216 | { | |
217 | /// Get the mask of the requested station, i.e. an integer where | |
218 | /// bit n is set to one if the station n was requested | |
219 | ||
220 | UInt_t m(0); | |
221 | ||
222 | for ( Int_t i = 0; i < 5; ++i ) | |
223 | { | |
224 | if ( RequestStation(i) ) m |= ( 1 << i ); | |
225 | } | |
226 | return m; | |
227 | } | |
228 | ||
0e894e58 | 229 | //_____________________________________________________________________________ |
230 | void AliMUONRecoParam::SetCosmicParam() | |
231 | { | |
232 | /// Set reconstruction parameters for high flux environment | |
233 | ||
ad3c6eda | 234 | SetNameTitle("Cosmic","Cosmic"); |
235 | SetEventSpecie(AliRecoParam::kCosmic); | |
0e894e58 | 236 | fMinBendingMomentum = 1.; |
237 | fMaxBendingMomentum = 10000000.; | |
238 | fMaxNonBendingSlope = 0.3; | |
9f093251 | 239 | fMaxBendingSlope = 0.4; |
0e894e58 | 240 | fNonBendingVertexDispersion = 10.; |
241 | fBendingVertexDispersion = 10.; | |
242 | fMaxNonBendingDistanceToTrack = 10.; | |
243 | fMaxBendingDistanceToTrack = 10.; | |
244 | fSigmaCutForTracking = 20.; | |
245 | fSigmaCutForImprovement = 20.; | |
246 | fSigmaCutForTrigger = 8.; | |
247 | fMaxNormChi2MatchTrigger = 16.; | |
248 | fPercentOfFullClusterInESD = 100.; | |
249 | fCombinedClusterTrackReco = kFALSE; | |
250 | fTrackAllTracks = kTRUE; | |
251 | fRecoverTracks = kTRUE; | |
252 | fMakeTrackCandidatesFast = kFALSE; | |
253 | fMakeMoreTrackCandidates = kFALSE; | |
254 | fComplementTracks = kTRUE; | |
255 | fImproveTracks = kTRUE; | |
256 | fUseSmoother = kTRUE; | |
257 | fSaveFullClusterInESD = kTRUE; | |
258 | for (Int_t iCh = 0; iCh < 10; iCh++) fUseChamber[iCh] = kTRUE; | |
259 | for (Int_t iSt = 0; iSt < 5; iSt++) fRequestStation[iSt] = kTRUE; | |
004a9ccd | 260 | fBypassSt45 = 0; |
0e894e58 | 261 | |
262 | } | |
263 | ||
3304fa09 | 264 | //_____________________________________________________________________________ |
265 | void AliMUONRecoParam::Print(Option_t *option) const | |
266 | { | |
267 | /// print reconstruction parameters | |
268 | /// if option = FULL then print also unused parameters | |
269 | ||
ad3c6eda | 270 | cout<<endl<<"\t------Reconstruction parameters ("<<GetName()<<")------"<<endl; |
271 | ||
272 | if (IsDefault()) cout<<"\t\t*** Parameters used by default ***"<<endl; | |
3304fa09 | 273 | |
de98fdc9 | 274 | cout<<Form("Calibration mode = %s",fCalibrationMode.Data())<<endl; |
3304fa09 | 275 | cout<<Form("Clustering mode = %s",fClusteringMode.Data())<<endl; |
3304fa09 | 276 | cout<<Form("Tracking mode = %s",fTrackingMode.Data())<<endl; |
9bf6860b | 277 | |
004a9ccd | 278 | TString bypass; |
279 | ||
280 | if ( BypassSt45() ) | |
281 | { | |
282 | bypass = "stations 4 and 5"; | |
283 | } | |
284 | else if ( BypassSt4() ) | |
285 | { | |
286 | bypass = "station 4"; | |
287 | } | |
288 | else if ( BypassSt5() ) | |
289 | { | |
290 | bypass = "station 5"; | |
291 | } | |
292 | ||
293 | if (bypass.Length()) cout << "Will bypass " << bypass.Data() << " (replacing real clusters by generated ones from trigger tracks)" << endl; | |
3304fa09 | 294 | |
15d30ed4 | 295 | if (fCombinedClusterTrackReco) cout<<"Combined cluster/track reconstruction: ON"<<endl; |
296 | else cout<<"Combined cluster/track reconstruction: OFF"<<endl; | |
38bcf0ef | 297 | |
0a18ba02 | 298 | if (fSaveFullClusterInESD) cout<<Form("Save all cluster info in ESD for %5.2f %% of events",fPercentOfFullClusterInESD)<<endl; |
299 | else cout<<"Save partial cluster info in ESD"<<endl; | |
9bdbee64 | 300 | |
3304fa09 | 301 | cout<<Form("Bending momentum range = [%5.2f,%5.2f]",fMinBendingMomentum,fMaxBendingMomentum)<<endl; |
302 | ||
9bf6860b | 303 | cout<<Form("Maximum non bending slope = %5.2f",fMaxNonBendingSlope)<<endl; |
304 | ||
9f093251 | 305 | cout<<Form("Maximum bending slope (used only if B=0) = %5.2f",fMaxBendingSlope)<<endl; |
306 | ||
3304fa09 | 307 | if (strstr(fTrackingMode,"ORIGINAL")) |
308 | cout<<Form("Vertex dispertion = (%5.2f,%5.2f)",fNonBendingVertexDispersion,fBendingVertexDispersion)<<endl; | |
309 | else if (strstr(option,"FULL")) | |
310 | cout<<Form("Vertex dispertion (used for original tracking only) = (%5.2f,%5.2f)",fNonBendingVertexDispersion,fBendingVertexDispersion)<<endl; | |
311 | ||
312 | cout<<Form("Maximum distance to track = (%5.2f,%5.2f)",fMaxNonBendingDistanceToTrack,fMaxBendingDistanceToTrack)<<endl; | |
313 | ||
314 | cout<<Form("Sigma cut for tracking = %5.2f",fSigmaCutForTracking)<<endl; | |
fda59e58 | 315 | |
316 | cout<<Form("Sigma cut for trigger hit pattern = %5.2f",fSigmaCutForTrigger)<<endl; | |
b5270f21 | 317 | |
318 | cout<<Form("Cut in strips for trigger chamber efficiency = %5.2f",fStripCutForTrigger)<<endl; | |
319 | ||
320 | cout<<Form("Max search area in strips for trigger chamber efficiency = %5.2f",fMaxStripAreaForTrigger)<<endl; | |
321 | ||
3304fa09 | 322 | if (fTrackAllTracks) cout<<"Track all the possible candidates"<<endl; |
323 | else cout<<"Track only the best candidates"<<endl; | |
324 | ||
325 | if (strstr(option,"FULL")) { | |
326 | cout<<"Make track candidates assuming linear propagation between stations 4 and 5: "; | |
327 | if (fMakeTrackCandidatesFast) cout<<"ON"<<endl; | |
328 | else cout<<"OFF"<<endl; | |
329 | } else if (fMakeTrackCandidatesFast) | |
330 | cout<<"Make track candidates assuming linear propagation between stations 4 and 5"<<endl; | |
331 | ||
9bf6860b | 332 | if (strstr(option,"FULL")) { |
333 | cout<<"Make track candidates starting from 1 cluster in each of the stations 4 and 5: "; | |
334 | if (fMakeMoreTrackCandidates) cout<<"ON"<<endl; | |
335 | else cout<<"OFF"<<endl; | |
336 | } else if (fMakeMoreTrackCandidates) | |
337 | cout<<"Make track candidates starting from 1 cluster in each of the stations 4 and 5"<<endl; | |
338 | ||
3304fa09 | 339 | if (strstr(option,"FULL")) { |
340 | cout<<"Try to recover tracks getting lost during tracking: "; | |
341 | if (fRecoverTracks) cout<<"ON"<<endl; | |
342 | else cout<<"OFF"<<endl; | |
343 | } else if (fRecoverTracks) | |
344 | cout<<"Try to recover tracks getting lost during tracking"<<endl; | |
345 | ||
346 | if (strstr(option,"FULL")) { | |
347 | cout<<"Try to complete the reconstructed tracks by adding missing clusters: "; | |
348 | if (fComplementTracks) cout<<"ON"<<endl; | |
349 | else cout<<"OFF"<<endl; | |
350 | } else if (fComplementTracks) | |
351 | cout<<"Try to complete the reconstructed tracks by adding missing clusters"<<endl; | |
352 | ||
353 | if (strstr(option,"FULL")) { | |
354 | cout<<"Try to improve the reconstructed tracks by removing bad clusters: "; | |
355 | if (fImproveTracks) cout<<Form("ON (sigma cut = %5.2f)",fSigmaCutForImprovement)<<endl; | |
356 | else cout<<"OFF"<<endl; | |
357 | } else if (fImproveTracks) | |
358 | cout<<Form("Try to improve the reconstructed tracks by removing bad clusters (sigma cut = %5.2f)",fSigmaCutForImprovement)<<endl; | |
359 | ||
360 | if (strstr(option,"FULL")) { | |
361 | cout<<"Use smoother to compute final track parameters, etc, at each cluster (used for Kalman tracking only): "; | |
362 | if (fUseSmoother) cout<<"ON"<<endl; | |
363 | else cout<<"OFF"<<endl; | |
364 | } else if (fUseSmoother) | |
365 | cout<<"Use smoother to compute final track parameters, etc, at each cluster"<<endl; | |
366 | ||
367 | cout<<Form("Maximum normalized chi2 of tracking/trigger track matching = %5.2f",fMaxNormChi2MatchTrigger)<<endl; | |
368 | ||
9bf6860b | 369 | Bool_t discardedCh = kFALSE; |
370 | Int_t ch = 0; | |
371 | do { | |
372 | if (!UseChamber(ch)) { | |
373 | if (!discardedCh) { | |
374 | cout<<"Discarded chambers(1..): "<<ch+1; | |
375 | discardedCh = kTRUE; | |
376 | } | |
377 | else cout<<" "<<ch+1; | |
378 | } | |
379 | } while (++ch < 10); | |
380 | if (discardedCh) cout<<endl; | |
381 | ||
382 | Bool_t discardedSt = kFALSE; | |
383 | Int_t st = 0; | |
384 | do { | |
385 | if (!RequestStation(st)) { | |
386 | if (!discardedSt) { | |
387 | cout<<"Not requested stations(1..): "<<st+1; | |
388 | discardedSt = kTRUE; | |
389 | } | |
390 | else cout<<" "<<st+1; | |
391 | } | |
392 | } while (++st < 5); | |
393 | if (discardedSt) cout<<endl; | |
394 | ||
004a9ccd | 395 | cout << Form("Pad goodness policy mask is 0x%x",PadGoodnessMask()) << endl; |
396 | cout << "Which means we reject pads having the condition = " << | |
397 | AliMUONPadStatusMaker::AsCondition(PadGoodnessMask()).Data() << endl; | |
398 | ||
399 | cout << "The pad limits we are using are :" << endl; | |
400 | ||
401 | cout << Form("%5.0f <= HVSt12 <= %5.0f Volts",HVSt12LowLimit(),HVSt12HighLimit()) << endl; | |
402 | cout << Form("%5.0f <= HVSt345 <= %5.0f Volts",HVSt345LowLimit(),HVSt345HighLimit()) << endl; | |
403 | cout << Form("%7.2f <= Pedestal mean <= %7.2f",PedMeanLowLimit(),PedMeanHighLimit()) << endl; | |
404 | cout << Form("%7.2f <= Pedestal sigma <= %7.2f",PedSigmaLowLimit(),PedSigmaHighLimit()) << endl; | |
405 | cout << Form("%e <= Gain linear term <= %e",GainA1LowLimit(),GainA1HighLimit()) << endl; | |
406 | cout << Form("%e <= Gain quadratic term <= %e",GainA2LowLimit(),GainA2HighLimit()) << endl; | |
407 | cout << Form("%5.0f <= Gain threshold term <= %5.0f",GainThresLowLimit(),GainThresHighLimit()) << endl; | |
170f4046 | 408 | |
409 | cout << Form("And we cut on charge >= %7.2f x ( pedestal sigma ) ",ChargeSigmaCut()) << endl; | |
410 | ||
ad3c6eda | 411 | cout<<"\t----------------------------------------------"<<endl<<endl; |
3304fa09 | 412 | |
413 | } | |
414 | ||
004a9ccd | 415 | //_____________________________________________________________________________ |
416 | void | |
417 | AliMUONRecoParam::SetDefaultLimits() | |
418 | { | |
419 | /// Set the default limits and pad goodness policy | |
420 | ||
421 | fHVSt12Limits[0]=1500; | |
422 | fHVSt12Limits[1]=2000; | |
423 | ||
424 | fHVSt345Limits[0]=1500; | |
425 | fHVSt345Limits[1]=2000; | |
426 | ||
427 | fPedMeanLimits[0] = 50; | |
428 | fPedMeanLimits[1] = 1024; | |
429 | ||
430 | fPedSigmaLimits[0] = 0.1; | |
431 | fPedSigmaLimits[1] = 100; | |
432 | ||
433 | fGainA1Limits[0] = 0.1; | |
434 | fGainA1Limits[1] = 10; | |
435 | ||
436 | fGainA2Limits[0] = -1E30; | |
437 | fGainA2Limits[1] = 1E30; | |
438 | ||
439 | fGainThresLimits[0] = 0; | |
440 | fGainThresLimits[1] = 4095; | |
441 | ||
442 | fPadGoodnessMask = 0x8080; | |
170f4046 | 443 | |
444 | fChargeSigmaCut = 4.0; | |
004a9ccd | 445 | } |
446 |