For the tracks reconstructed with ITS alone, keep the track parameters at the outer...
[u/mrichter/AliRoot.git] / ITS / AliITSRecoParam.h
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44347160 1#ifndef ALIITSRECOPARAM_H
2#define ALIITSRECOPARAM_H
572f41f9 3/* Copyright(c) 2007-2009, ALICE Experiment at CERN, All rights reserved. *
44347160 4 * See cxx source for full Copyright notice */
5
572f41f9 6/* $Id$ */
7
44347160 8///////////////////////////////////////////////////////////////////////////////
9// //
10// Class with ITS reconstruction parameters //
11// Origin: andrea.dainese@lnl.infn.it //
12// //
13///////////////////////////////////////////////////////////////////////////////
14
15
6518a6c5 16#include "AliDetectorRecoParam.h"
e50912db 17#include "AliITSgeomTGeo.h"
44347160 18
6518a6c5 19class AliITSRecoParam : public AliDetectorRecoParam
44347160 20{
21 public:
22 AliITSRecoParam();
23 virtual ~AliITSRecoParam();
24
25 static AliITSRecoParam *GetLowFluxParam();// make reco parameters for low flux env.
26 static AliITSRecoParam *GetHighFluxParam();// make reco parameters for high flux env.
27 static AliITSRecoParam *GetCosmicTestParam();// special setting for cosmic
4a66240a 28 static AliITSRecoParam *GetPlaneEffParam(Int_t i);// special setting for Plane Efficiency studies
44347160 29
e50912db 30 static Int_t GetLayersNotToSkip(Int_t i) { return fgkLayersNotToSkip[i]; }
31 static Int_t GetLastLayerToTrackTo() { return fgkLastLayerToTrackTo; }
32 static Int_t GetMaxClusterPerLayer() { return fgkMaxClusterPerLayer; }
33 static Int_t GetMaxClusterPerLayer5() { return fgkMaxClusterPerLayer5; }
34 static Int_t GetMaxClusterPerLayer10() { return fgkMaxClusterPerLayer10; }
35 static Int_t GetMaxClusterPerLayer20() { return fgkMaxClusterPerLayer20; }
36 static Int_t GetMaxDetectorPerLayer() { return fgkMaxDetectorPerLayer; }
37 static Double_t Getriw() { return fgkriw; }
38 static Double_t Getdiw() { return fgkdiw; }
39 static Double_t GetX0iw() { return fgkX0iw; }
40 static Double_t Getrcd() { return fgkrcd; }
41 static Double_t Getdcd() { return fgkdcd; }
42 static Double_t GetX0cd() { return fgkX0cd; }
43 static Double_t Getyr() { return fgkyr; }
44 static Double_t Getdr() { return fgkdr; }
45 static Double_t Getzm() { return fgkzm; }
46 static Double_t Getdm() { return fgkdm; }
47 static Double_t Getrs() { return fgkrs; }
48 static Double_t Getds() { return fgkds; }
49 static Double_t GetrInsideITSscreen() { return fgkrInsideITSscreen; }
50 static Double_t GetrInsideSPD1() { return fgkrInsideSPD1; }
51 static Double_t GetrPipe() { return fgkrPipe; }
52 static Double_t GetrInsidePipe() { return fgkrInsidePipe; }
53 static Double_t GetrOutsidePipe() { return fgkrOutsidePipe; }
54 static Double_t GetdPipe() { return fgkdPipe; }
55 static Double_t GetrInsideShield(Int_t i) { return fgkrInsideShield[i]; }
56 static Double_t GetrOutsideShield(Int_t i) { return fgkrOutsideShield[i]; }
57 static Double_t Getdshield(Int_t i) { return fgkdshield[i]; }
58 static Double_t GetX0shield(Int_t i) { return fgkX0shield[i]; }
59 static Double_t GetX0Air() { return fgkX0Air; }
60 static Double_t GetX0Be() { return fgkX0Be; }
61 static Double_t GetBoundaryWidth() { return fgkBoundaryWidth; }
62 static Double_t GetDeltaXNeighbDets() { return fgkDeltaXNeighbDets; }
63 static Double_t GetSPDdetzlength() { return fgkSPDdetzlength; }
64 static Double_t GetSPDdetxlength() { return fgkSPDdetxlength; }
65
ed446fa3 66 void PrintParameters() const;
67
44347160 68 Double_t GetSigmaY2(Int_t i) const { return fSigmaY2[i]; }
69 Double_t GetSigmaZ2(Int_t i) const { return fSigmaZ2[i]; }
70
71 Double_t GetMaxSnp() const { return fMaxSnp; }
72
73 Double_t GetNSigmaYLayerForRoadY() const { return fNSigmaYLayerForRoadY; }
74 Double_t GetNSigmaRoadY() const { return fNSigmaRoadY; }
75 Double_t GetNSigmaZLayerForRoadZ() const { return fNSigmaZLayerForRoadZ; }
76 Double_t GetNSigmaRoadZ() const { return fNSigmaRoadZ; }
77 Double_t GetNSigma2RoadYC() const { return fNSigma2RoadYC; }
78 Double_t GetNSigma2RoadZC() const { return fNSigma2RoadZC; }
79 Double_t GetNSigma2RoadYNonC() const { return fNSigma2RoadYNonC; }
80 Double_t GetNSigma2RoadZNonC() const { return fNSigma2RoadZNonC; }
1c97ce2f 81 Double_t GetRoadMisal() const { return fRoadMisal; }
82 void SetRoadMisal(Double_t road=0) { fRoadMisal=road; }
44347160 83
84 Double_t GetChi2PerCluster() const { return fChi2PerCluster; }
85 Double_t GetMaxChi2PerCluster(Int_t i) const { return fMaxChi2PerCluster[i]; }
86 Double_t GetMaxNormChi2NonC(Int_t i) const { return fMaxNormChi2NonC[i]; }
87 Double_t GetMaxNormChi2C(Int_t i) const { return fMaxNormChi2C[i]; }
afd25725 88 Double_t GetMaxNormChi2NonCForHypothesis() const { return fMaxNormChi2NonCForHypothesis; }
44347160 89 Double_t GetMaxChi2() const { return fMaxChi2; }
90 Double_t GetMaxChi2s(Int_t i) const { return fMaxChi2s[i]; }
91 Double_t GetMaxChi2sR(Int_t i) const { return fMaxChi2sR[i]; }
92 Double_t GetMaxChi2In() const { return fMaxChi2In; }
44347160 93 Double_t GetMaxRoad() const { return fMaxRoad; }
afd25725 94 Double_t GetMaxNormChi2ForGolden(Int_t i) const { return 3.+0.5*i; }
44347160 95
96 Double_t GetXVdef() const { return fXV; }
97 Double_t GetYVdef() const { return fYV; }
98 Double_t GetZVdef() const { return fZV; }
99 Double_t GetSigmaXVdef() const { return fSigmaXV; }
100 Double_t GetSigmaYVdef() const { return fSigmaYV; }
101 Double_t GetSigmaZVdef() const { return fSigmaZV; }
afd25725 102
103 Double_t GetVertexCut() const { return fVertexCut; }
104 Double_t GetMaxDZforPrimTrk() const { return fMaxDZforPrimTrk; }
105 Double_t GetMaxDZToUseConstraint() const { return fMaxDZToUseConstraint; }
106 Double_t GetMaxDforV0dghtrForProlongation() const { return fMaxDforV0dghtrForProlongation; }
107 Double_t GetMaxDForProlongation() const { return fMaxDForProlongation; }
108 Double_t GetMaxDZForProlongation() const { return fMaxDZForProlongation; }
109 Double_t GetMinPtForProlongation() const { return fMinPtForProlongation; }
110
111 void SetAddVirtualClustersInDeadZone(Bool_t add=kTRUE) { fAddVirtualClustersInDeadZone=add; return; }
112 Bool_t GetAddVirtualClustersInDeadZone() const { return fAddVirtualClustersInDeadZone; }
113 Double_t GetZWindowDeadZone() const { return fZWindowDeadZone; }
114 Double_t GetSigmaXDeadZoneHit2() const { return fSigmaXDeadZoneHit2; }
115 Double_t GetSigmaZDeadZoneHit2() const { return fSigmaZDeadZoneHit2; }
116 Double_t GetXPassDeadZoneHits() const { return fXPassDeadZoneHits; }
117
118
119
e50912db 120 void SetUseTGeoInTracker(Int_t use=1) { fUseTGeoInTracker=use; return; }
121 Int_t GetUseTGeoInTracker() const { return fUseTGeoInTracker; }
44347160 122
afd25725 123 void SetAllowSharedClusters(Bool_t allow=kTRUE) { fAllowSharedClusters=allow; return; }
124 Bool_t GetAllowSharedClusters() const { return fAllowSharedClusters; }
125
e50912db 126 void SetClusterErrorsParam(Int_t param=1) { fClusterErrorsParam=param; return; }
127 Int_t GetClusterErrorsParam() const { return fClusterErrorsParam; }
401eff16 128 void SetClusterMisalError(Float_t err=0.) { fClusterMisalError=err; return; }
129 Float_t GetClusterMisalError() const { return fClusterMisalError; }
130
131
e50912db 132 void SetUseAmplitudeInfo(Bool_t use=kTRUE) { for(Int_t i=0;i<AliITSgeomTGeo::kNLayers;i++) fUseAmplitudeInfo[i]=use; return; }
572f41f9 133 void SetUseAmplitudeInfo(Int_t ilay,Bool_t use) { fUseAmplitudeInfo[ilay]=use; return; }
134 Bool_t GetUseAmplitudeInfo(Int_t ilay) const { return fUseAmplitudeInfo[ilay]; }
ae00569a 135 //
5fbd4fd6 136 void SetComputePlaneEff(Bool_t eff=kTRUE, Bool_t his=kTRUE)
137 { fComputePlaneEff=eff; fHistoPlaneEff=his; return; }
4a66240a 138 Bool_t GetComputePlaneEff() const { return fComputePlaneEff; }
5fbd4fd6 139 Bool_t GetHistoPlaneEff() const { return fHistoPlaneEff; }
275a301c 140 void SetReadPlaneEffFrom0CDB(Bool_t read=kTRUE) { fReadPlaneEffFromOCDB=read; }
141 Bool_t GetReadPlaneEffFromOCDB() const { return fReadPlaneEffFromOCDB; }
ae00569a 142 //
2755f080 143 void SetExtendedEtaAcceptance(Bool_t ext=kTRUE) { fExtendedEtaAcceptance=ext; return; }
144 Bool_t GetExtendedEtaAcceptance() const { return fExtendedEtaAcceptance; }
ae00569a 145 void SetAllowProlongationWithEmptyRoad(Bool_t allow=kTRUE) { fAllowProlongationWithEmptyRoad=allow; return; }
146 Bool_t GetAllowProlongationWithEmptyRoad() const { return fAllowProlongationWithEmptyRoad; }
147
23197852 148 void SetUseBadZonesFromOCDB(Bool_t use=kTRUE) { fUseBadZonesFromOCDB=use; return; }
149 Bool_t GetUseBadZonesFromOCDB() const { return fUseBadZonesFromOCDB; }
150
151 void SetUseSingleBadChannelsFromOCDB(Bool_t use=kTRUE) { fUseSingleBadChannelsFromOCDB=use; return; }
152 Bool_t GetUseSingleBadChannelsFromOCDB() const { return fUseSingleBadChannelsFromOCDB; }
153
154 void SetMinFractionOfBadInRoad(Float_t frac=0) { fMinFractionOfBadInRoad=frac; return; }
155 Float_t GetMinFractionOfBadInRoad() const { return fMinFractionOfBadInRoad; }
572f41f9 156
2755f080 157 void SetFactorSAWindowSizes(Double_t fact=1.) { fFactorSAWindowSizes=fact; return; }
158 Double_t GetFactorSAWindowSizes() const { return fFactorSAWindowSizes; }
572f41f9 159
c7d6d7b7 160 void SetNLoopsSA(Int_t nl=10) {fNLoopsSA=nl;}
161 Int_t GetNLoopsSA() const { return fNLoopsSA;}
162 void SetPhiLimitsSA(Double_t phimin,Double_t phimax){
163 fMinPhiSA=phimin; fMaxPhiSA=phimax;
164 }
165 Double_t GetMinPhiSA() const {return fMinPhiSA;}
166 Double_t GetMaxPhiSA() const {return fMaxPhiSA;}
167 void SetLambdaLimitsSA(Double_t lambmin,Double_t lambmax){
168 fMinLambdaSA=lambmin; fMaxLambdaSA=lambmax;
169 }
170 Double_t GetMinLambdaSA() const {return fMinLambdaSA;}
171 Double_t GetMaxLambdaSA() const {return fMaxLambdaSA;}
172
173
5a03f353 174 void SetSAOnePointTracks() { fSAOnePointTracks=kTRUE; return; }
175 Bool_t GetSAOnePointTracks() const { return fSAOnePointTracks; }
176
177 void SetSAUseAllClusters() { fSAUseAllClusters=kTRUE; return; }
178 Bool_t GetSAUseAllClusters() const { return fSAUseAllClusters; }
179
afd25725 180 void SetFindV0s(Bool_t find=kTRUE) { fFindV0s=find; return; }
181 Bool_t GetFindV0s() const { return fFindV0s; }
182
2755f080 183 void SetLayersParameters();
184
185 void SetLayerToSkip(Int_t i) { fLayersToSkip[i]=1; return; }
186 Int_t GetLayersToSkip(Int_t i) const { return fLayersToSkip[i]; }
e340bb86 187
6518a6c5 188 void SetUseUnfoldingInClusterFinderSPD(Bool_t use=kTRUE) { fUseUnfoldingInClusterFinderSPD=use; return; }
189 Bool_t GetUseUnfoldingInClusterFinderSPD() const { return fUseUnfoldingInClusterFinderSPD; }
190 void SetUseUnfoldingInClusterFinderSDD(Bool_t use=kTRUE) { fUseUnfoldingInClusterFinderSDD=use; return; }
191 Bool_t GetUseUnfoldingInClusterFinderSDD() const { return fUseUnfoldingInClusterFinderSDD; }
192 void SetUseUnfoldingInClusterFinderSSD(Bool_t use=kTRUE) { fUseUnfoldingInClusterFinderSSD=use; return; }
193 Bool_t GetUseUnfoldingInClusterFinderSSD() const { return fUseUnfoldingInClusterFinderSSD; }
194
a86176e3 195 void SetUseChargeMatchingInClusterFinderSSD(Bool_t use=kTRUE) { fUseChargeMatchingInClusterFinderSSD=use; return; }
196 Bool_t GetUseChargeMatchingInClusterFinderSSD() const { return fUseChargeMatchingInClusterFinderSSD; }
197
44347160 198 //
e50912db 199
200 enum {fgkMaxClusterPerLayer=70000}; //7000*10; // max clusters per layer
201 enum {fgkMaxClusterPerLayer5=28000};//7000*10*2/5; // max clusters per layer
202 enum {fgkMaxClusterPerLayer10=14000};//7000*10*2/10; // max clusters per layer
203 enum {fgkMaxClusterPerLayer20=7000};//7000*10*2/20; // max clusters per layer
204
44347160 205 protected:
206 //
e50912db 207 static const Int_t fgkLayersNotToSkip[AliITSgeomTGeo::kNLayers]; // array with layers not to skip
208 static const Int_t fgkLastLayerToTrackTo; // innermost layer
209 static const Int_t fgkMaxDetectorPerLayer; // max clusters per layer
210 static const Double_t fgkriw; // TPC inner wall radius
211 static const Double_t fgkdiw; // TPC inner wall x/X0
212 static const Double_t fgkX0iw; // TPC inner wall X0
213 static const Double_t fgkrcd; // TPC central drum radius
214 static const Double_t fgkdcd; // TPC central drum x/X0
215 static const Double_t fgkX0cd; // TPC central drum X0
216 static const Double_t fgkyr; // TPC rods y (tracking c.s.)
217 static const Double_t fgkdr; // TPC rods x/X0
218 static const Double_t fgkzm; // TPC membrane z
219 static const Double_t fgkdm; // TPC membrane x/X0
220 static const Double_t fgkrs; // ITS screen radius
221 static const Double_t fgkds; // ITS screed x/X0
222 static const Double_t fgkrInsideITSscreen; // inside ITS screen radius
223 static const Double_t fgkrInsideSPD1; // inside SPD1 radius
224 static const Double_t fgkrPipe; // pipe radius
225 static const Double_t fgkrInsidePipe; // inside pipe radius
226 static const Double_t fgkrOutsidePipe; // outside pipe radius
227 static const Double_t fgkdPipe; // pipe x/X0
228 static const Double_t fgkrInsideShield[2]; // inside SPD (0) SDD (1) shield radius
229 static const Double_t fgkrOutsideShield[2]; // outside SPD (0) SDD (1) shield radius
230 static const Double_t fgkdshield[2]; // SPD (0) SDD (1) shield x/X0
231 static const Double_t fgkX0shield[2]; // SPD (0) SDD (1) shield X0
232 static const Double_t fgkX0Air; // air X0
233 static const Double_t fgkX0Be; // Berillium X0
234 static const Double_t fgkBoundaryWidth; // to define track at detector boundary
235 static const Double_t fgkDeltaXNeighbDets; // max difference in radius between neighbouring detectors
236 static const Double_t fgkSPDdetzlength; // SPD ladder length in z
237 static const Double_t fgkSPDdetxlength; // SPD ladder length in x
238
2755f080 239 Int_t fLayersToSkip[AliITSgeomTGeo::kNLayers]; // array with layers to skip (MI,SA)
240
44347160 241 // spatial resolutions of the detectors
e50912db 242 Double_t fSigmaY2[AliITSgeomTGeo::kNLayers]; // y
243 Double_t fSigmaZ2[AliITSgeomTGeo::kNLayers]; // z
44347160 244 //
245 Double_t fMaxSnp; // maximum of sin(phi) (MI)
246 //
247 // search road (MI)
36e140f1 248 Double_t fNSigmaYLayerForRoadY; // y
249 Double_t fNSigmaRoadY; // y
250 Double_t fNSigmaZLayerForRoadZ; // z
251 Double_t fNSigmaRoadZ; // z
252 Double_t fNSigma2RoadZC; // z
253 Double_t fNSigma2RoadYC; // y
254 Double_t fNSigma2RoadZNonC; // z
255 Double_t fNSigma2RoadYNonC; // y
1c97ce2f 256
257 Double_t fRoadMisal; // [cm] increase of road for misalignment (MI)
44347160 258 //
259 // chi2 cuts
e50912db 260 Double_t fMaxChi2PerCluster[AliITSgeomTGeo::kNLayers-1]; // max chi2 for MIP (MI)
261 Double_t fMaxNormChi2NonC[AliITSgeomTGeo::kNLayers]; //max norm chi2 for non constrained tracks (MI)
262 Double_t fMaxNormChi2C[AliITSgeomTGeo::kNLayers]; //max norm chi2 for constrained tracks (MI)
afd25725 263 Double_t fMaxNormChi2NonCForHypothesis; //max norm chi2 (on layers 0,1,2) for hypotheis to be kept (MI)
44347160 264 Double_t fMaxChi2; // used to initialize variables needed to find minimum chi2 (MI,V2)
e50912db 265 Double_t fMaxChi2s[AliITSgeomTGeo::kNLayers]; // max predicted chi2 (cluster & track prol.) (MI)
44347160 266 //
267 Double_t fMaxRoad; // (V2)
268 //
269 Double_t fMaxChi2In; // (NOT USED)
e50912db 270 Double_t fMaxChi2sR[AliITSgeomTGeo::kNLayers]; // (NOT USED)
44347160 271 Double_t fChi2PerCluster; // (NOT USED)
272 //
273 // default primary vertex (MI,V2)
36e140f1 274 Double_t fXV; // x
275 Double_t fYV; // y
276 Double_t fZV; // z
277 Double_t fSigmaXV; // x
278 Double_t fSigmaYV; // y
279 Double_t fSigmaZV; // z
44347160 280 Double_t fVertexCut; // (V2)
afd25725 281 Double_t fMaxDZforPrimTrk; // maximum (imp. par.)/(1+layer) to define
282 // a primary and apply vertex constraint (MI)
283 Double_t fMaxDZToUseConstraint; // maximum (imp. par.) for tracks to be
284 // prolonged with constraint
285 // cuts to decide if trying to prolong a TPC track (MI)
286 Double_t fMaxDforV0dghtrForProlongation; // max. rphi imp. par. cut for V0 daughter
44347160 287 //
afd25725 288 Double_t fMaxDForProlongation; // max. rphi imp. par. cut
289 Double_t fMaxDZForProlongation; // max. 3D imp. par. cut
290 Double_t fMinPtForProlongation; // min. pt cut
291
292 // parameters to create "virtual" clusters in SPD dead zone (MI)
36e140f1 293 Bool_t fAddVirtualClustersInDeadZone; // add if kTRUE
294 Double_t fZWindowDeadZone; // window size
295 Double_t fSigmaXDeadZoneHit2; // x error virtual cls
296 Double_t fSigmaZDeadZoneHit2; // z error virtual cls
297 Double_t fXPassDeadZoneHits; // x distance between clusters
afd25725 298
299
e50912db 300 Int_t fUseTGeoInTracker; // use TGeo to get material budget in tracker MI
afd25725 301 Bool_t fAllowSharedClusters; // if kFALSE don't set to kITSin tracks with shared clusters (MI)
e50912db 302 Int_t fClusterErrorsParam; // parametrization for cluster errors (MI), see AliITSRecoParam::GetError()
401eff16 303 Float_t fClusterMisalError; // [cm] additional error on cluster pos. due to misalignment (MI,SA)
304
e50912db 305 Bool_t fUseAmplitudeInfo[AliITSgeomTGeo::kNLayers]; // use cluster charge in cluster-track matching (SDD,SSD) (MI)
ae00569a 306 Bool_t fComputePlaneEff; // flag to enable computation of PlaneEfficiency
5fbd4fd6 307 Bool_t fHistoPlaneEff; // flag to enable auxiliary PlaneEff histograms (e.g. residual distributions)
275a301c 308 Bool_t fReadPlaneEffFromOCDB; // enable initial reading of Plane Eff statistics from OCDB
309 // The analized events would be used to increase the statistics
2755f080 310 Bool_t fExtendedEtaAcceptance; // enable jumping from TPC to SPD at large eta (MI)
23197852 311 Bool_t fUseBadZonesFromOCDB; // enable using OCDB info on dead modules and chips (MI)
312 Bool_t fUseSingleBadChannelsFromOCDB; // enable using OCDB info on bad single SPD pixels and SDD anodes (MI)
313 Float_t fMinFractionOfBadInRoad; // to decide whether to skip the layer (MI)
ae00569a 314 Bool_t fAllowProlongationWithEmptyRoad; // allow to prolong even if road is empty (MI)
2755f080 315 Double_t fFactorSAWindowSizes; // larger window sizes in SA
c7d6d7b7 316 Int_t fNLoopsSA; // number of loops in tracker SA
317 Double_t fMinPhiSA; // minimum phi value for SA windows
318 Double_t fMaxPhiSA; // maximum phi value for SA windows
319 Double_t fMinLambdaSA; // minimum lambda value for SA windows
320 Double_t fMaxLambdaSA; // maximum lambda value for SA windows
321
5a03f353 322 Bool_t fSAOnePointTracks; // one-cluster tracks in SA (only for cosmics!)
323 Bool_t fSAUseAllClusters; // do not skip clusters used by MI (same track twice in AliESDEvent!)
afd25725 324
325 Bool_t fFindV0s; // flag to enable V0 finder (MI)
326
6518a6c5 327 // cluster unfolding in ITS cluster finders
328 Bool_t fUseUnfoldingInClusterFinderSPD; // SPD
329 Bool_t fUseUnfoldingInClusterFinderSDD; // SDD
330 Bool_t fUseUnfoldingInClusterFinderSSD; // SSD
331
a86176e3 332 Bool_t fUseChargeMatchingInClusterFinderSSD; // SSD
333
401eff16 334 ClassDef(AliITSRecoParam,5) // ITS reco parameters
44347160 335};
336
337#endif