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Updated treatment for SDD ladder mounted with reverse orientation (M. Sitta, F. Prino)
[u/mrichter/AliRoot.git] / ITS / AliITSRecoParam.cxx
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44347160 1/**************************************************************************
572f41f9 2 * Copyright(c) 2007-2009, ALICE Experiment at CERN, All rights reserved. *
44347160 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
572f41f9 16#include "AliITSRecoParam.h"
5bd7ec3a 17#include "AliLog.h"
572f41f9 18
19/* $Id$ */
44347160 20
21///////////////////////////////////////////////////////////////////////////////
22// //
23// Class with ITS reconstruction parameters //
24// Origin: andrea.dainese@lnl.infn.it //
25// //
26///////////////////////////////////////////////////////////////////////////////
27
28
44347160 29
30ClassImp(AliITSRecoParam)
31
e50912db 32const Int_t AliITSRecoParam::fgkLayersNotToSkip[AliITSgeomTGeo::kNLayers]={0,0,0,0,0,0};
33const Int_t AliITSRecoParam::fgkLastLayerToTrackTo=0;
34const Int_t AliITSRecoParam::fgkMaxDetectorPerLayer=1000;
35const Double_t AliITSRecoParam::fgkriw=80.0;
36const Double_t AliITSRecoParam::fgkdiw=0.0053;
37const Double_t AliITSRecoParam::fgkX0iw=30.0;
38const Double_t AliITSRecoParam::fgkrcd=61.0;
39const Double_t AliITSRecoParam::fgkdcd=0.0053;
40const Double_t AliITSRecoParam::fgkX0cd=30.0;
41const Double_t AliITSRecoParam::fgkyr=12.8;
42const Double_t AliITSRecoParam::fgkdr=0.03;
43const Double_t AliITSRecoParam::fgkzm=0.2;
44const Double_t AliITSRecoParam::fgkdm=0.40;
45const Double_t AliITSRecoParam::fgkrs=50.0;
46const Double_t AliITSRecoParam::fgkds=0.001;
47const Double_t AliITSRecoParam::fgkrInsideITSscreen=49.0;
b881f1fd 48const Double_t AliITSRecoParam::fgkrInsideSPD1=3.5;
e50912db 49const Double_t AliITSRecoParam::fgkrPipe=3.;
50const Double_t AliITSRecoParam::fgkrInsidePipe=2.7;
51const Double_t AliITSRecoParam::fgkrOutsidePipe=3.3;
52const Double_t AliITSRecoParam::fgkdPipe=0.0028;
53const Double_t AliITSRecoParam::fgkrInsideShield[2]={7.5,25.0};
54const Double_t AliITSRecoParam::fgkrOutsideShield[2]={10.5,30.0};
55const Double_t AliITSRecoParam::fgkdshield[2]={0.0097,0.0034};
56const Double_t AliITSRecoParam::fgkX0shield[2]={38.6,42.0};
57const Double_t AliITSRecoParam::fgkX0Air=21.82;
58const Double_t AliITSRecoParam::fgkX0Be=65.19;
59const Double_t AliITSRecoParam::fgkBoundaryWidth=0.2;
60const Double_t AliITSRecoParam::fgkDeltaXNeighbDets=0.5;
61const Double_t AliITSRecoParam::fgkSPDdetzlength=6.960; // 7.072-2*0.056
62const Double_t AliITSRecoParam::fgkSPDdetxlength=1.298; // 1.410-2*0.056
44347160 63
64//_____________________________________________________________________________
6518a6c5 65AliITSRecoParam::AliITSRecoParam() : AliDetectorRecoParam(),
f9119eb9 66fTracker(0),
67fITSonly(kFALSE),
68fVertexer(0),
876026b6 69fClusterFinder(0),
70fPID(0),
7203e11a 71fVtxr3DZCutWide(0.),
72fVtxr3DRCutWide(0.),
73fVtxr3DZCutNarrow(0.),
74fVtxr3DRCutNarrow(0.),
75fVtxr3DPhiCutLoose(0.),
76fVtxr3DPhiCutTight(0.),
77fVtxr3DDCACut(0.),
8b78365f 78fVtxr3DPileupAlgo(1),
e50912db 79fMaxSnp(1.),
572f41f9 80fNSigmaYLayerForRoadY(0),
81fNSigmaRoadY(0),
82fNSigmaZLayerForRoadZ(0),
83fNSigmaRoadZ(0),
84fNSigma2RoadZC(0),
85fNSigma2RoadYC(0),
86fNSigma2RoadZNonC(0),
87fNSigma2RoadYNonC(0),
1c97ce2f 88fRoadMisal(0),
572f41f9 89fMaxNormChi2NonCForHypothesis(0),
90fMaxChi2(0),
91fMaxRoad(0),
92fMaxChi2In(0),
93fChi2PerCluster(0),
94fXV(0),
95fYV(0),
96fZV(0),
97fSigmaXV(0),
98fSigmaYV(0),
99fSigmaZV(0),
100fVertexCut(0),
101fMaxDZforPrimTrk(0),
102fMaxDZToUseConstraint(0),
103fMaxDforV0dghtrForProlongation(0),
104fMaxDForProlongation(0),
105fMaxDZForProlongation(0),
106fMinPtForProlongation(0),
6518a6c5 107fAddVirtualClustersInDeadZone(kFALSE),
572f41f9 108fZWindowDeadZone(0),
109fSigmaXDeadZoneHit2(0),
110fSigmaZDeadZoneHit2(0),
111fXPassDeadZoneHits(0),
6518a6c5 112fUseTGeoInTracker(3),
908753cb 113fStepSizeTGeo(5.),
572f41f9 114fAllowSharedClusters(kTRUE),
e50912db 115fClusterErrorsParam(1),
4a66240a 116fComputePlaneEff(kFALSE),
5fbd4fd6 117fHistoPlaneEff(kFALSE),
58e8dc31 118fUseTrackletsPlaneEff(kFALSE),
119fMCTrackletsPlaneEff(kFALSE),
120fBkgTrackletsPlaneEff(kFALSE),
121fTrackleterPhiWindowL1(0.10),
7284b2b2 122fTrackleterPhiWindowL2(0.07),
58e8dc31 123fTrackleterZetaWindowL1(0.6),
7284b2b2 124fTrackleterZetaWindowL2(0.4),
58e8dc31 125fUpdateOncePerEventPlaneEff(kTRUE),
126fMinContVtxPlaneEff(3),
0ed58a47 127fIPlanePlaneEff(0),
275a301c 128fReadPlaneEffFromOCDB(kFALSE),
0ed58a47 129fMinPtPlaneEff(0),
130fMaxMissingClustersPlaneEff(0),
131fRequireClusterInOuterLayerPlaneEff(kFALSE),
132fRequireClusterInInnerLayerPlaneEff(kFALSE),
133fOnlyConstraintPlaneEff(kFALSE),
2755f080 134fExtendedEtaAcceptance(kFALSE),
b406db2e 135fUseBadZonesFromOCDB(kTRUE),
23197852 136fUseSingleBadChannelsFromOCDB(kFALSE),
137fMinFractionOfBadInRoad(0),
ae00569a 138fAllowProlongationWithEmptyRoad(kFALSE),
12b1afb7 139fInwardFlagSA(kFALSE),
140fOuterStartLayerSA(2),
141fInnerStartLayerSA(3),
142fMinNPointsSA(3),
2755f080 143fFactorSAWindowSizes(1.),
c7d6d7b7 144fNLoopsSA(33),
145fMinPhiSA(0.002),
146fMaxPhiSA(0.0145),
147fMinLambdaSA(0.003),
148fMaxLambdaSA(0.008),
3733ccd2 149fMinClusterChargeSA(0.),
5a03f353 150fSAOnePointTracks(kFALSE),
151fSAUseAllClusters(kFALSE),
6518a6c5 152fFindV0s(kTRUE),
b0160ebc 153fStoreLikeSignV0s(kFALSE),
6518a6c5 154fUseUnfoldingInClusterFinderSPD(kFALSE),
155fUseUnfoldingInClusterFinderSDD(kTRUE),
d695268b 156fUseUnfoldingInClusterFinderSSD(kFALSE),
7101948c 157fUseBadChannelsInClusterFinderSSD(kFALSE),
ba0a07bf 158fUseSDDCorrectionMaps(kTRUE),
b779c7dc 159fUseSDDClusterSizeSelection(kFALSE),
160fMinClusterChargeSDD(0.),
7b116aa1 161fUseChargeMatchingInClusterFinderSSD(kTRUE),
7b116aa1 162fTrackleterPhiWindow(0.08),
7284b2b2 163fTrackleterThetaWindow(0.025),
fa9ed8e9 164fTrackleterPhiShift(0.0045),
7b116aa1 165fTrackleterRemoveClustersFromOverlaps(kFALSE),
166fTrackleterPhiOverlapCut(0.005),
42ed6062 167fTrackleterZetaOverlapCut(0.05),
ad7f2bfa 168fUseCosmicRunShiftsSSD(kFALSE),
169fSPDRemoveNoisyFlag(kTRUE),
9364069b 170fSPDRemoveDeadFlag(kTRUE),
171fVertexerFastSmearX(0.005),
172fVertexerFastSmearY(0.005),
f27a7e81 173fVertexerFastSmearZ(0.01),
174fAlignFilterCosmics(kFALSE),
175fAlignFilterCosmicMergeTracks(kTRUE),
176fAlignFilterMinITSPoints(4),
177fAlignFilterMinITSPointsMerged(4),
178fAlignFilterOnlyITSSATracks(kTRUE),
179fAlignFilterOnlyITSTPCTracks(kFALSE),
180fAlignFilterSkipExtra(kFALSE),
181fAlignFilterMaxMatchingAngle(0.085),
182fAlignFilterMinAngleWrtModulePlanes(0.52),
183fAlignFilterMinPt(0.),
184fAlignFilterMaxPt(1.e10),
767aaecb 185fAlignFilterFillQANtuples(kTRUE),
186fESDV0Params(NULL)
44347160 187{
188 //
189 // constructor
190 //
6518a6c5 191 SetName("ITS");
192 SetTitle("ITS");
193
44347160 194 SetLayersParameters();
2755f080 195 for(Int_t i=0; i<AliITSgeomTGeo::kNLayers; i++) fLayersToSkip[i]=0;
6518a6c5 196 SetUseTGeoInTracker(3);
908753cb 197 SetStepSizeTGeo(5.);
afd25725 198 SetAllowSharedClusters(kTRUE);
199 SetFindV0s(kTRUE);
6518a6c5 200 SetAddVirtualClustersInDeadZone(kFALSE);
572f41f9 201 SetUseAmplitudeInfo(kTRUE);
e50912db 202 SetClusterErrorsParam(1);
f9119eb9 203 SetClusterMisalError(0.);
4fd4a5d7 204 SetClusterMisalErrorBOn(0.);
7203e11a 205 SetVertexer3DDefaults();
f27a7e81 206
207 for(Int_t i=0; i<AliITSgeomTGeo::kNLayers; i++) fAlignFilterUseLayer[i]=kTRUE;
767aaecb 208 fESDV0Params = new AliESDV0Params();
209
210 fESDV0Params->SetMaxDist0(0.1);
211 fESDV0Params->SetMaxDist1(0.1);
212 fESDV0Params->SetMaxDist(1.);
213 fESDV0Params->SetMinPointAngle(0.85);
214 fESDV0Params->SetMinPointAngle2(0.99);
215 fESDV0Params->SetMinR(0.5);
216 fESDV0Params->SetMaxR(220.);
61673d36 217 fESDV0Params->SetMinPABestConst(0.9999);
218 fESDV0Params->SetMaxRBestConst(10.);
767aaecb 219 fESDV0Params->SetCausality0Cut(0.19);
220 fESDV0Params->SetLikelihood01Cut(0.45);
221 fESDV0Params->SetLikelihood1Cut(0.5);
222 fESDV0Params->SetCombinedCut(0.55);
223 fESDV0Params->SetMinClFullTrk(5.0);
224 fESDV0Params->SetMinTgl0(1.05);
61673d36 225 fESDV0Params->SetMinRTgl0(40.0);
226
227 fESDV0Params->SetMinNormDistForbTgl0(3.0);
228 fESDV0Params->SetMinClForb0(4.5);
229 fESDV0Params->SetMinNormDistForb1(3.0);
230 fESDV0Params->SetMinNormDistForb2(2.0);
231 fESDV0Params->SetMinNormDistForb3(1.0);
232 fESDV0Params->SetMinNormDistForb4(4.0);
233 fESDV0Params->SetMinNormDistForb5(5.0);
83052b75 234 fESDV0Params->SetMinNormDistForbProt(2.0);
235 fESDV0Params->SetMaxPidProbPionForb(0.5);
61673d36 236
237 fESDV0Params->SetMinRTPCdensity(40.);
238 fESDV0Params->SetMaxRTPCdensity0(110.);
239 fESDV0Params->SetMaxRTPCdensity10(120.);
240 fESDV0Params->SetMaxRTPCdensity20(130.);
241 fESDV0Params->SetMaxRTPCdensity30(140.);
242
767aaecb 243 fESDV0Params->SetMinTPCdensity(0.6);
244 fESDV0Params->SetMinTgl1(1.1);
245 fESDV0Params->SetMinTgl2(1.0);
246 fESDV0Params->SetMinchi2before0(16.);
247 fESDV0Params->SetMinchi2before1(16.);
248 fESDV0Params->SetMinchi2after0(16.);
249 fESDV0Params->SetMinchi2after1(16.);
250 fESDV0Params->SetAddchi2SharedCl(18.);
251 fESDV0Params->SetAddchi2NegCl0(25.);
252 fESDV0Params->SetAddchi2NegCl1(30.);
253 fESDV0Params->SetSigp0Par0(0.0001);
254 fESDV0Params->SetSigp0Par1(0.001);
255 fESDV0Params->SetSigp0Par2(0.1);
256 fESDV0Params->SetSigpPar0(0.5);
257 fESDV0Params->SetSigpPar1(0.6);
258 fESDV0Params->SetSigpPar2(0.4);
61673d36 259 fESDV0Params->SetMaxDcaLh0(0.5);
767aaecb 260 fESDV0Params->SetStreamLevel(0);
261 fESDV0Params->SetChi2KF(100);
262 fESDV0Params->SetRobustChi2KF(100);
263
44347160 264}
265//_____________________________________________________________________________
266AliITSRecoParam::~AliITSRecoParam()
267{
268 //
269 // destructor
270 //
767aaecb 271 if(fESDV0Params){
272 delete fESDV0Params;
273 fESDV0Params=NULL;
274 }
44347160 275}
276//_____________________________________________________________________________
277AliITSRecoParam *AliITSRecoParam::GetHighFluxParam()
278{
279 //
280 // make default reconstruction parameters for hig flux env.
281 //
282 AliITSRecoParam *param = new AliITSRecoParam();
14bcd755 283 param->SetVertexerZ();
44347160 284
1aa655ec 285 // use of bads from OCDB
286 param->SetUseBadZonesFromOCDB(kTRUE);
287 param->SetUseSingleBadChannelsFromOCDB(kFALSE);
288 // extended eta acceptance
289 param->SetExtendedEtaAcceptance(kFALSE);
290 // allow to skip layer if no cluster and no bad
291 param->SetAllowProlongationWithEmptyRoad(kFALSE);
b21c1af0 292 // set event specie
293 param->SetEventSpecie(AliRecoParam::kHighMult);
9be1d1c7 294
44347160 295 param->fMaxSnp = 0.95;
296
297 param->fNSigmaYLayerForRoadY = 4.;
298 param->fNSigmaRoadY = 7.5;
299 param->fNSigmaZLayerForRoadZ = 4.;
300 param->fNSigmaRoadZ = 7.5;
301
302 param->fNSigma2RoadZC = 60.; //7.75^2
303 param->fNSigma2RoadYC = 60.; //7.75^2
304 param->fNSigma2RoadZNonC = 50.; //7.07^2
305 param->fNSigma2RoadYNonC = 50.; //7.07^2
306
307 param->fMaxChi2PerCluster[0] = 11.; //7
308 param->fMaxChi2PerCluster[1] = 12.; //5
309 param->fMaxChi2PerCluster[2] = 12.; //8
310 param->fMaxChi2PerCluster[3] = 5.; //8
311 param->fMaxChi2PerCluster[4] = 12.; //6.5
312
313 param->fMaxNormChi2NonC[0] = 7.;
314 param->fMaxNormChi2NonC[1] = 8.;
315 param->fMaxNormChi2NonC[2] = 8.;
316 param->fMaxNormChi2NonC[3] = 11.;
317 param->fMaxNormChi2NonC[4] = 14.;
318 param->fMaxNormChi2NonC[5] = 25.;
319
320 param->fMaxNormChi2C[0] = 11.;
321 param->fMaxNormChi2C[1] = 13.;
322 param->fMaxNormChi2C[2] = 15.;
323 param->fMaxNormChi2C[3] = 18.;
324 param->fMaxNormChi2C[4] = 30.;
325 param->fMaxNormChi2C[5] = 35.;
afd25725 326
327 param->fMaxNormChi2NonCForHypothesis = 7.;
44347160 328
329 param->fMaxChi2 = 35.;
330
331 param->fMaxChi2s[0] = 25.; //40
332 param->fMaxChi2s[1] = 25.; //40
333 param->fMaxChi2s[2] = 25.; //40
334 param->fMaxChi2s[3] = 25.; //40
335 param->fMaxChi2s[4] = 40.; //40
336 param->fMaxChi2s[5] = 50.; //40
337
338 param->fMaxRoad = 6.;
339
340 // not used
341 param->fMaxChi2In = 16.;
342
343 param->fMaxChi2sR[0] = 10.;
344 param->fMaxChi2sR[1] = 10.;
345 param->fMaxChi2sR[2] = 10.;
346 param->fMaxChi2sR[3] = 10.;
347 param->fMaxChi2sR[4] = 30.;
348 param->fMaxChi2sR[5] = 40.;
349
350 param->fChi2PerCluster = 9.;
351 // not used
352
353 param->fXV = 0.;
354 param->fYV = 0.;
355 param->fZV = 0.;
356 param->fSigmaXV = 0.0050;
357 param->fSigmaYV = 0.0050;
358 param->fSigmaZV = 0.0100;
359
360 param->fVertexCut = 25.;
afd25725 361
362 param->fMaxDZforPrimTrk = 0.4;
363 param->fMaxDZToUseConstraint = 3.;
364
365 param->fMaxDforV0dghtrForProlongation = 30.;
6518a6c5 366 param->fMaxDForProlongation = 40.;//10.;
367 param->fMaxDZForProlongation = 60.;//20.;
afd25725 368 param->fMinPtForProlongation = 0.120;
369
370 param->fZWindowDeadZone = 2.0;
371 param->fSigmaXDeadZoneHit2 = 0.004/12.;
372 param->fSigmaZDeadZoneHit2 = 0.001/12.;
373 param->fXPassDeadZoneHits = 0.018;
61673d36 374
375
44347160 376
377 return param;
378}
379//_____________________________________________________________________________
380AliITSRecoParam *AliITSRecoParam::GetLowFluxParam()
381{
382 //
383 // make default reconstruction parameters for low flux env.
384 //
c7d6d7b7 385 AliITSRecoParam *param = new AliITSRecoParam();
7203e11a 386 param->SetVertexer3DDefaults();
c7d6d7b7 387
1aa655ec 388 // full use of bads from OCDB
389 param->SetUseBadZonesFromOCDB(kTRUE);
390 param->SetUseSingleBadChannelsFromOCDB(kTRUE);
391 // extended eta acceptance
392 param->SetExtendedEtaAcceptance(kTRUE);
393 // allow to skip layer if no cluster and no bad
394 param->SetAllowProlongationWithEmptyRoad(kTRUE);
b21c1af0 395 // set event specie
396 param->SetEventSpecie(AliRecoParam::kLowMult);
9be1d1c7 397
c7d6d7b7 398 param->fMaxSnp = 0.95;
399
400 param->fNSigmaYLayerForRoadY = 4.;
401 param->fNSigmaRoadY = 7.5;
402 param->fNSigmaZLayerForRoadZ = 4.;
403 param->fNSigmaRoadZ = 7.5;
404
405 param->fNSigma2RoadZC = 60.; //7.75^2
406 param->fNSigma2RoadYC = 60.; //7.75^2
407 param->fNSigma2RoadZNonC = 50.; //7.07^2
408 param->fNSigma2RoadYNonC = 50.; //7.07^2
409
410 param->fMaxChi2PerCluster[0] = 11.; //7
411 param->fMaxChi2PerCluster[1] = 12.; //5
412 param->fMaxChi2PerCluster[2] = 12.; //8
413 param->fMaxChi2PerCluster[3] = 5.; //8
414 param->fMaxChi2PerCluster[4] = 12.; //6.5
415
416 param->fMaxNormChi2NonC[0] = 7.;
417 param->fMaxNormChi2NonC[1] = 8.;
418 param->fMaxNormChi2NonC[2] = 8.;
419 param->fMaxNormChi2NonC[3] = 11.;
420 param->fMaxNormChi2NonC[4] = 14.;
421 param->fMaxNormChi2NonC[5] = 25.;
422
423 param->fMaxNormChi2C[0] = 11.;
424 param->fMaxNormChi2C[1] = 13.;
425 param->fMaxNormChi2C[2] = 15.;
426 param->fMaxNormChi2C[3] = 18.;
427 param->fMaxNormChi2C[4] = 30.;
428 param->fMaxNormChi2C[5] = 35.;
429
430 param->fMaxNormChi2NonCForHypothesis = 7.;
431
432 param->fMaxChi2 = 35.;
433
434 param->fMaxChi2s[0] = 25.; //40
435 param->fMaxChi2s[1] = 25.; //40
436 param->fMaxChi2s[2] = 25.; //40
437 param->fMaxChi2s[3] = 25.; //40
438 param->fMaxChi2s[4] = 40.; //40
439 param->fMaxChi2s[5] = 50.; //40
440
441 param->fMaxRoad = 6.;
442
443 // not used
444 param->fMaxChi2In = 16.;
445
446 param->fMaxChi2sR[0] = 10.;
447 param->fMaxChi2sR[1] = 10.;
448 param->fMaxChi2sR[2] = 10.;
449 param->fMaxChi2sR[3] = 10.;
450 param->fMaxChi2sR[4] = 30.;
451 param->fMaxChi2sR[5] = 40.;
452
453 param->fChi2PerCluster = 9.;
454 // not used
455
456 param->fXV = 0.;
457 param->fYV = 0.;
458 param->fZV = 0.;
459 param->fSigmaXV = 0.0050;
460 param->fSigmaYV = 0.0050;
461 param->fSigmaZV = 0.0100;
462
463 param->fVertexCut = 25.;
464
465 param->fMaxDZforPrimTrk = 0.4;
466 param->fMaxDZToUseConstraint = 3.;
467
468 param->fMaxDforV0dghtrForProlongation = 30.;
469 param->fMaxDForProlongation = 40.;//10.;
470 param->fMaxDZForProlongation = 60.;//20.;
471 param->fMinPtForProlongation = 0.120;
472
473 param->fZWindowDeadZone = 2.0;
474 param->fSigmaXDeadZoneHit2 = 0.004/12.;
475 param->fSigmaZDeadZoneHit2 = 0.001/12.;
476 param->fXPassDeadZoneHits = 0.018;
3733ccd2 477 param->SetNLoopsSA(20);
478 param->fMaxPhiSA = 0.07;
479 param->fMaxLambdaSA = 0.04;
61673d36 480
481
482 param->GetESDV0Params()->SetMinRTgl0(0.5);
483 param->GetESDV0Params()->SetMaxDist(1.5);
484 param->GetESDV0Params()->SetMaxDcaLh0(1.5);
485 param->GetESDV0Params()->SetMaxRBestConst(80);
486 param->GetESDV0Params()->SetMinPABestConst(0.99);
487 param->GetESDV0Params()->SetMinNormDistForbTgl0(1.);
488 param->GetESDV0Params()->SetMinNormDistForb1(2.);
83052b75 489 param->GetESDV0Params()->SetMinNormDistForbProt(1.);
490 param->GetESDV0Params()->SetMaxPidProbPionForb(0.7);
61673d36 491 param->GetESDV0Params()->SetLikelihood01Cut(0.3);
492 param->GetESDV0Params()->SetLikelihood1Cut(0.35);
493 param->GetESDV0Params()->SetCombinedCut(0.4);
494
495
496
c7d6d7b7 497 return param;
44347160 498}
499//_____________________________________________________________________________
500AliITSRecoParam *AliITSRecoParam::GetCosmicTestParam()
501{
502 //
503 // make default reconstruction parameters for cosmics
504 //
e340bb86 505 AliITSRecoParam *param = new AliITSRecoParam();
506
f9119eb9 507 // vertexer for cosmics
508 param->SetVertexer(2);
509
4fd4a5d7 510 param->SetClusterErrorsParam(2);
511 param->SetFindV0s(kFALSE);
512 param->SetAddVirtualClustersInDeadZone(kFALSE);
513 param->SetUseAmplitudeInfo(kFALSE);
514
b21c1af0 515 // set event specie
516 param->SetEventSpecie(AliRecoParam::kCosmic);
517
4fd4a5d7 518 // full use of bads from OCDB
519 param->SetUseBadZonesFromOCDB(kTRUE);
520 param->SetUseSingleBadChannelsFromOCDB(kTRUE);
521
9f9cae94 522 // find independently ITS SA tracks
523 param->SetSAUseAllClusters();
524 param->SetOuterStartLayerSA(AliITSgeomTGeo::GetNLayers()-2);
f9119eb9 525
4fd4a5d7 526 //****** COSMICS 2009 (same as COSMICS 2008) *********************
527
528 // to maximize efficiency
529 param->SetAllowProlongationWithEmptyRoad();
530
2755f080 531 // larger seach windows for SA (in case of large misalignments)
4fd4a5d7 532 param->SetNLoopsSA(33);
533 param->SetFactorSAWindowSizes(20);
534
535 // additional error due to misal (B off)
536 param->SetClusterMisalErrorY(1.0,1.0,1.0,1.0,1.0,1.0); // [cm]
537 param->SetClusterMisalErrorZ(1.0,1.0,1.0,1.0,1.0,1.0); // [cm]
538 // additional error due to misal (B on)
539 param->SetClusterMisalErrorYBOn(0.0,0.0,0.1,0.1,0.1,0.1); // [cm]
540 param->SetClusterMisalErrorZBOn(0.1,0.1,0.1,0.1,0.1,0.1); // [cm]
541
542
543 // SDD configuration
544 param->fUseSDDCorrectionMaps = kFALSE;
545 param->fUseSDDClusterSizeSelection=kTRUE;
546 param->fMinClusterChargeSDD=30.;
547
e340bb86 548
f27a7e81 549 // alignment data filter
550 param->SetAlignFilterCosmics(kTRUE);
551 param->SetAlignFilterCosmicMergeTracks(kTRUE);
552 param->SetAlignFilterMinITSPoints(1);
553 param->SetAlignFilterMinITSPointsMerged(3);
554 param->SetAlignFilterOnlyITSSATracks(kTRUE);
555 param->SetAlignFilterOnlyITSTPCTracks(kFALSE);
556 param->SetAlignFilterSkipExtra(kFALSE);
557 param->SetAlignFilterMaxMatchingAngle(0.085/*5deg*/);
558 param->SetAlignFilterMinPt(0.2);
559 param->SetAlignFilterMaxPt(1.e10);
560 param->SetAlignFilterFillQANtuples(kTRUE);
561
4fd4a5d7 562 //******************************************************************
563
e340bb86 564 param->fMaxSnp = 0.95;
565
566 param->fNSigmaYLayerForRoadY = 4.;
567 param->fNSigmaRoadY = 7.5;
568 param->fNSigmaZLayerForRoadZ = 4.;
569 param->fNSigmaRoadZ = 7.5;
570
571 param->fNSigma2RoadZC = 60.; //7.75^2
572 param->fNSigma2RoadYC = 60.; //7.75^2
573 param->fNSigma2RoadZNonC = 50.; //7.07^2
574 param->fNSigma2RoadYNonC = 50.; //7.07^2
575
576 param->fMaxChi2PerCluster[0] = 11.; //7
577 param->fMaxChi2PerCluster[1] = 12.; //5
578 param->fMaxChi2PerCluster[2] = 12.; //8
579 param->fMaxChi2PerCluster[3] = 5.; //8
580 param->fMaxChi2PerCluster[4] = 12.; //6.5
581
582 param->fMaxNormChi2NonC[0] = 7.;
583 param->fMaxNormChi2NonC[1] = 8.;
584 param->fMaxNormChi2NonC[2] = 8.;
585 param->fMaxNormChi2NonC[3] = 11.;
586 param->fMaxNormChi2NonC[4] = 14.;
587 param->fMaxNormChi2NonC[5] = 25.;
588
589 param->fMaxNormChi2C[0] = 11.;
590 param->fMaxNormChi2C[1] = 13.;
591 param->fMaxNormChi2C[2] = 15.;
592 param->fMaxNormChi2C[3] = 18.;
593 param->fMaxNormChi2C[4] = 30.;
594 param->fMaxNormChi2C[5] = 35.;
595
596 param->fMaxNormChi2NonCForHypothesis = 7.;
597
598 param->fMaxChi2 = 35.;
599
600 param->fMaxChi2s[0] = 25.; //40
601 param->fMaxChi2s[1] = 25.; //40
602 param->fMaxChi2s[2] = 25.; //40
603 param->fMaxChi2s[3] = 25.; //40
604 param->fMaxChi2s[4] = 40.; //40
605 param->fMaxChi2s[5] = 50.; //40
606
607 param->fMaxRoad = 6.;
608
609 // not used
610 param->fMaxChi2In = 16.;
611
612 param->fMaxChi2sR[0] = 10.;
613 param->fMaxChi2sR[1] = 10.;
614 param->fMaxChi2sR[2] = 10.;
615 param->fMaxChi2sR[3] = 10.;
616 param->fMaxChi2sR[4] = 30.;
617 param->fMaxChi2sR[5] = 40.;
618
619 param->fChi2PerCluster = 9.;
620 // not used
621
622 param->fXV = 0.;
623 param->fYV = 0.;
624 param->fZV = 0.;
625 param->fSigmaXV = 0.0050;
626 param->fSigmaYV = 0.0050;
627 param->fSigmaZV = 0.0100;
628
629 param->fVertexCut = 25.;
630
631 param->fMaxDZforPrimTrk = 0.4;
632 param->fMaxDZToUseConstraint = 3.;
633
634 param->fMaxDforV0dghtrForProlongation = 30.;
635 param->fMaxDForProlongation = 10.;
636 param->fMaxDZForProlongation = 20.;
637 param->fMinPtForProlongation = 0.120;
638
639 param->fZWindowDeadZone = 2.0;
640 param->fSigmaXDeadZoneHit2 = 0.004/12.;
641 param->fSigmaZDeadZoneHit2 = 0.001/12.;
642 param->fXPassDeadZoneHits = 0.018;
643
e340bb86 644 return param;
44347160 645}
646//_____________________________________________________________________________
ae00569a 647AliITSRecoParam *AliITSRecoParam::GetPlaneEffParam(Int_t i)
648{
649 //
58e8dc31 650 // make special reconstruction parameters for Plane Efficiency study on layer i (0,5)
651 //
652 // if i=-1, then the evaluation for both pixel layers is tried with the tracklet method
ae00569a 653 //
58e8dc31 654 if (i<-1 || i>=AliITSgeomTGeo::kNLayers) {
655 printf("AliITSRecoParam::GetPlaneEffParam: index of ITS Plane nor in the range [0,5] neither =-1\n");
0ed58a47 656 printf("returning null pointer");
657 return NULL;
658 }
58e8dc31 659 if(i>=0) { // Method using tracks (remove given plane from tracking)
660 AliITSRecoParam *param;
661 param = GetHighFluxParam();
662 param->SetComputePlaneEff();
663 param->SetLayerToSkip(i);
664 param->SetIPlanePlaneEff(i);
665 // optimized setting for SPD0 (i==0)
666 if (i==0 || i==1) {
667 param->fMinPtPlaneEff = 0.200; // high pt particles
668 param->fMaxMissingClustersPlaneEff = 1; // at most 1 layer out of 5 without cluster
669 param->fRequireClusterInOuterLayerPlaneEff = kTRUE; // cluster on SPD1 must be
670 //param->fOnlyConstraintPlaneEff = kTRUE;
671 }
672 if (i==2 || i==3) {
673 param->fMinPtPlaneEff = 0.200; // high pt particles
674 param->fMaxMissingClustersPlaneEff = 1; // at most 1 layer out of 5 without cluster
675 param->fRequireClusterInOuterLayerPlaneEff = kTRUE;
676 //param->fOnlyConstraintPlaneEff = kTRUE;
677 }
678 if (i==4) {
679 param->fMinPtPlaneEff = 0.200; // high pt particles
680 param->fMaxMissingClustersPlaneEff = 0; // at most 1 layer out of 5 without cluster
681 param->fRequireClusterInOuterLayerPlaneEff = kTRUE;
682 //param->fOnlyConstraintPlaneEff = kTRUE;
683 }
684 if (i==5) {
685 param->fMinPtPlaneEff = 0.200; // high pt particles
686 }
687 //
688 return param;
0ed58a47 689 }
58e8dc31 690 else if (i==-1) { // Method using tracklets
691 AliITSRecoParam *param;
692 param = GetLowFluxParam();
693 param->SetIPlanePlaneEff(i);
694 param->SetComputePlaneEff(kTRUE,kFALSE);
695 param->SetUseTrackletsPlaneEff(kTRUE);
7284b2b2 696 param->SetTrackleterPhiWindowL2(0.07);
697 param->SetTrackleterZetaWindowL2(0.4);
58e8dc31 698 param->SetTrackleterPhiWindowL1(0.10);
699 param->SetTrackleterZetaWindowL1(0.6);
700 param->SetUpdateOncePerEventPlaneEff(kTRUE);
701 param->SetMinContVtxPlaneEff(3);
702 return param;
0ed58a47 703 }
5bd7ec3a 704 else {
705 AliErrorGeneral("AliITSRecoParam",Form("Unrecognised value of i %d\n",i));
706 return 0;
707 }
ae00569a 708}
709//_____________________________________________________________________________
44347160 710void AliITSRecoParam::SetLayersParameters()
711{
712 //
713 // number of layers and layers spatial resolutions
714 //
715
716 // spatial resolutions of the detectors
717 // y: 12 12 38 38 20 20 micron
718 fSigmaY2[0]=1.44e-6;
719 fSigmaY2[1]=1.44e-6;
720 fSigmaY2[2]=1.444e-5;
721 fSigmaY2[3]=1.444e-5;
722 fSigmaY2[4]=4.0e-6;
723 fSigmaY2[5]=4.0e-6;
724 // z: 120 120 28 28 830 830 micron
725 fSigmaZ2[0]=1.44e-4;
726 fSigmaZ2[1]=1.44e-4;
727 fSigmaZ2[2]=7.84e-6;
728 fSigmaZ2[3]=7.84e-6;
729 fSigmaZ2[4]=6.889e-3;
730 fSigmaZ2[5]=6.889e-3;
731
732 return;
733}
ed446fa3 734//_____________________________________________________________________________
735void AliITSRecoParam::PrintParameters() const
736{
737 //
738 // print parameters
739 //
740
741 printf("============================= AliITSRecoParam::PrintParameters ");
f9119eb9 742 printf("============================= \n\n");
ed446fa3 743 for(Int_t i=0; i<AliITSgeomTGeo::kNLayers; i++) {
744 if(!fLayersToSkip[i]) {
745 printf("ITS Traking: using layer %d\n",i);
746 } else {
747 printf("ITS Traking: skipping layer %d\n",i);
748 }
749 }
750 for(Int_t i=0; i<AliITSgeomTGeo::kNLayers; i++) {
751 if(fUseAmplitudeInfo[i]) {
752 printf("ITS Traking: use amplitude info for layer %d\n",i);
753 } else {
754 printf("ITS Traking: don't use amplitude info for layer %d\n",i);
755 }
756 }
757 for(Int_t i=0; i<AliITSgeomTGeo::kNLayers; i++)
f9119eb9 758 printf("Layer %d:\n sigmaY2 %f, sigmaZ2 %f\n sigmaMisalY %f, sigmaMisalZ %f\n max norm chi2 for non constrained tracks %f\n max norm chi2 for constrained tracks %f\n max predicted chi2 (cluster & track prol.) %f\n",i,fSigmaY2[i],fSigmaZ2[i],fClusterMisalErrorY[i],fClusterMisalErrorZ[i],fMaxNormChi2NonC[i],fMaxNormChi2C[i],fMaxChi2s[i]);
ed446fa3 759
760
761 Dump();
762
763 return;
0a56760a 764}
b881f1fd 765