1 #ifndef ALIITSALIGNMILLE2_H
2 #define ALIITSALIGNMILLE2_H
4 /* Copyright(c) 2007-2009 , ALICE Experiment at CERN, All rights reserved. *
5 * See cxx source for full Copyright notice */
8 //-----------------------------------------------------------------------------
10 // Interface to AliMillePede2 alignment class for the ALICE ITS detector
12 // ITS specific alignment class which interface to AliMillepede.
13 // For each track ProcessTrack calculates the local and global derivatives
14 // at each hit and fill the corresponding local equations. Provide methods for
15 // fixing or constraining detection elements for best results.
17 // author M. Lunardon (thanks to J. Castillo), ruben.shahoyan@cern.ch
18 //-----------------------------------------------------------------------------
22 #include <TGeoMatrix.h>
25 #include "AliTrackPointArray.h"
26 #include "AliITSAlignMille2Module.h"
32 class AliAlignObjParams;
33 class AliTrackFitterRieman;
34 class AliITSAlignMille2Constraint;
35 class AliITSAlignMille2ConstrArray;
36 class AliITSresponseSDD;
37 class AliITSTPArrayFit;
38 class AliITSsegmentationSDD;
39 class AliITSDriftSpeedArraySDD;
40 class AliITSCorrectSDDPoints;
44 class AliITSAlignMille2: public TObject
48 enum {kCosmics, kCollision, kNDataType};
49 enum {kNLocal=5,kMaxPoints=20,
50 kNParChGeom = AliITSAlignMille2Module::kMaxParGeom,
51 kNParCh = AliITSAlignMille2Module::kMaxParTot,
52 kMaxITSSensID=2197,kVtxSensID=kMaxITSSensID+1,kMaxITSSensVID=14300,kVtxSensVID=14371,
53 kMinITSSupeModuleID=14336,
54 kSDDoffsID=240,kNSDDmod=260};
56 enum {kCovIScaleBit=BIT(9),
57 kSameInitDeltasBit=BIT(14),
58 kSameInitSDDRespBit=BIT(15),
59 kSameInitSDDVDriftBit=BIT(16),
60 kSameDiamondBit=BIT(17),
61 kSameInitSDDCorrMapBit=BIT(18),
62 kSameInitGeomBit=BIT(19) };
64 enum {kDiamondIgnore,kDiamondCheckIfPrompt,kDiamondUse};
67 AliITSAlignMille2(const Char_t *configFilename="AliITSAlignMille.conf",TList* userInfo=0);
68 virtual ~AliITSAlignMille2();
70 AliMillePede2* GetMillePede() const {return fMillepede;}
71 AliITSTPArrayFit* GetTPAFitter() const {return fTPAFitter;}
73 // configuration methods
75 Int_t IsVIDDefined(UShort_t voluid) const;
76 Int_t IsVIDContained(UShort_t voluid) const;
77 Int_t IsSymDefined(const Char_t* name) const;
78 Int_t IsSymContained(const Char_t* name) const;
79 Int_t GetRequestedModID(UShort_t voluid) const;
81 Int_t GetModuleIndex(const Char_t *symname);
82 Int_t GetModuleIndex(UShort_t voluid);
83 UShort_t GetModuleVolumeID(const Char_t *symname);
84 UShort_t GetModuleVolumeID(Int_t index);
85 AliITSAlignMille2Module* GetMilleModuleByVID(UShort_t voluid) const; // get pointer to the defined supermodule
86 AliITSAlignMille2Module* GetMilleModuleBySymName(const Char_t* symname) const; // get pointer to the defined supermodule
87 AliITSAlignMille2Module* GetMilleModuleIfContained(const Char_t* symname) const;
88 AliITSAlignMille2Module* GetMilleModule(Int_t id) const {return (AliITSAlignMille2Module*)fMilleModule[id];}
89 AliITSAlignMille2Module* GetCurrentModule() const {return fCurrentModule;}
90 AliITSAlignMille2Module* GetSuperModule(Int_t id) const {return (AliITSAlignMille2Module*)fSuperModule[id];}
91 AliITSAlignMille2Module* CreateVertexModule();
93 AliAlignObjParams* GetPrealignedObject(const Char_t* symname) const;
94 AliAlignObjParams* GetConstrRefObject(const Char_t* symname) const;
96 void ConvertParamsToGlobal();
97 void ConvertParamsToLocal();
99 const Char_t* GetGeometryPath() {return fGeometryPath.Data();}
100 const Char_t* GetPreAlignmentPath() {return fPreDeltaPath.Data();}
101 TClonesArray* GetPreAlignmentDeltas() const {return fPrealignment;}
102 AliITSresponseSDD* GetSDDPrecalResp() const {return fPreRespSDD;}
103 AliITSresponseSDD* GetSDDInitResp() const {return fIniRespSDD;}
104 TObjArray* GetSDDInitVDrift() const {return fIniVDriftSDD;}
105 void PrintCurrentModuleInfo() const {if (fCurrentModule) fCurrentModule->Print();}
106 void Print(Option_t*) const;
107 Bool_t IsConfigured() const {return fIsConfigured;}
108 Bool_t GetUseGlobalDelta() const {return fUseGlobalDelta;}
109 Bool_t IsConstraintWrtRef() const {return fConstrRef!=0;}
110 Bool_t FixedOrphans() const;
111 Bool_t IsLocalYError() const {return fUseLocalYErr;}
114 Int_t GetNModules() const {return fNModules;}
115 Int_t GetCurrentModuleIndex() const {return fCurrentModule ? fCurrentModule->GetIndex():-1;}
116 TGeoHMatrix *GetCurrentModuleHMatrix() const {return fCurrentModule ? fCurrentModule->GetMatrix():0;}
117 Double_t *GetCurrentModuleTranslation() const {return fCurrentModule ? fCurrentModule->GetMatrix()->GetTranslation():0;}
118 Int_t GetCurrentModuleInternalIndex() const {return fCurrentModule ? Int_t(fCurrentModule->GetUniqueID()):-1;}
119 Int_t GetTotBadLocEqPoints() const {return fTotBadLocEqPoints;}
120 Int_t GetNConstraints() const {return fConstraints.GetLast()+1;}
121 Int_t InitModuleParams();
124 AliTrackFitterRieman *GetRiemanFitter() const {return fRieman;}
125 AliTrackPointArray *PrepareTrack(const AliTrackPointArray *track);
126 AliTrackPointArray *GetCurrentTrack() const {return (AliTrackPointArray*)fTrack;}
127 AliTrackPoint *GetCurrentCluster() const {return (AliTrackPoint*)&fCluster;}
128 void ProcessSDDPointInfo(const AliTrackPoint* pnt,Int_t sID, Int_t pntID);
129 void SetCurrentTrack(const AliTrackPointArray *atp) {fTrack = (AliTrackPointArray*)atp;}
130 void SetCurrentCluster(const AliTrackPoint &atp);
131 void InitTrackParams(int meth=1);
132 Int_t ProcessTrack(const AliTrackPointArray *track, Double_t wgh=1.0);
134 Int_t CheckCurrentTrack();
136 // methods for point unbiasing (via scaling its inverted cov.matrix)
137 Bool_t IsCovIScaleTouched() const {return TestBit(kCovIScaleBit);}
138 void TouchCovIScale(Bool_t v=kTRUE) {SetBit(kCovIScaleBit,v);}
139 Float_t GetCovIScale(Int_t ip) const {return ip<kMaxPoints ? fCovIScale[ip]:-1.;}
140 Float_t* GetCovIScale() const {return (Float_t*)fCovIScale;}
141 void SetCovIScale(Int_t ip, Float_t v=-1.) {if (ip<kMaxPoints) fCovIScale[ip] = v; TouchCovIScale();}
142 void SetCovIScale(Float_t *v, Int_t np) {for (int i=TMath::Min(np,kMaxPoints);i--;) fCovIScale[i]=v[i]; TouchCovIScale();}
143 void ResetCovIScale() {for (int i=kMaxPoints;i--;) fCovIScale[i]=-1; TouchCovIScale(kFALSE);}
145 Int_t CalcIntersectionPoint(Double_t *lpar, Double_t *gpar);
146 Int_t CalcDerivatives(Int_t paridx, Bool_t islpar);
147 void JacobianPosGloLoc(int locid,double* jacobian);
148 Double_t* GetLocalIntersectionPoint() const {return (Double_t*)fPintLoc;}
149 Double_t* GetGlobalIntersectionPoint() const {return (Double_t*)fPintGlo;}
150 AliTrackPointArray *SortTrack(const AliTrackPointArray *atp);
151 void SetTemporaryExcludedModule(Int_t index) {fTempExcludedModule=index;}
152 Int_t GetTemporaryExcludedModule() const {return fTempExcludedModule;}
153 Double_t GetMeasGlo(Int_t dim) const {return fMeasGlo[dim];}
154 Double_t GetMeasLoc(Int_t dim) const {return fMeasLoc[dim];}
155 Int_t GetCurrentLayer() const;
156 void SetBField(Double_t b=0);
157 void SetTypeCosmics() {fDataType = kCosmics;}
158 void SetTypeCollision() {fDataType = kCollision;}
159 void SetDataType(Int_t tp=kCosmics) {fDataType = tp>=0&&tp< kNDataType ? tp:kCosmics;}
160 void SetUseLocalYErrors(Bool_t v=kTRUE) {fUseLocalYErr = v && fTPAFitter;}
161 void SetMinPointsPerSensor( Int_t n ) {fMinPntPerSens = n>0 ? n:0;}
162 Int_t GetMinPointsPerSensor() const {return fMinPntPerSens;}
163 void ConstrainHelixFitPT( Int_t q=0,Double_t pt=-1, Double_t err=-1);
164 void ConstrainHelixFitCurv(Int_t q=0,Double_t crv=-1,Double_t crverr=-1);
165 void RemoveHelixFitConstraint();
166 void SetVertexConstraint(const AliESDVertex* vtx);
167 Bool_t IsVertexSet() const {return fVertexSet;}
168 void RemoveVertexConstraint() {fVertexSet = kFALSE;}
169 void SetVertexSet(Bool_t v) {fVertexSet = v;}
170 Double_t GetHelixContraintCharge() const {return fConstrCharge;}
171 Double_t GetHelixContraintPT() const {return fConstrPT;}
172 Double_t GetHelixContraintPTErr() const {return fConstrPTErr;}
173 Int_t GetDataType() const {return fDataType;}
175 TGeoHMatrix* GetSensorOrigMatrixSID(Int_t sid) const;
176 TGeoHMatrix* GetSensorOrigMatrixVID(Int_t vid) const;
178 TGeoHMatrix* GetSensorCurrMatrixSID(Int_t sid) const;
179 TGeoHMatrix* GetSensorCurrMatrixVID(Int_t vid) const;
181 AliCDBEntry* GetCDBEntry(const char* path);
182 // Hierarchical contraints
183 void TieSDDVDriftsLR(AliITSAlignMille2Module* mod);
184 Bool_t PseudoParentsAllowed() const {return fAllowPseudoParents;}
185 void ConstrainModuleSubUnitsMean(Int_t idm, Double_t val=0, UInt_t pattern=0xff);
186 void ConstrainModuleSubUnitsMedian(Int_t idm, Double_t val=0, UInt_t pattern=0xff);
187 void ConstrainOrphansMean(Double_t val=0, UInt_t pattern=0xff);
188 void ConstrainOrphansMedian(Double_t val=0, UInt_t pattern=0xff);
189 void ConstrainLocal(const Char_t* name,Double_t *parcf,Int_t npar,Double_t val,Double_t err);
191 void ApplyGaussianConstraint(const AliITSAlignMille2ConstrArray* cstr);
192 void ApplyPreConstraints();
193 void ApplyPostConstraints();
195 void SetWeightPt(Double_t w=1) {fWeightPt = w;}
196 void SetSDDVDCorrMult(Bool_t v=kTRUE) {fIsSDDVDriftMult=v;}
197 Double_t GetWeightPt() const {return fWeightPt;}
198 Bool_t IsSDDVDCorrMult() const {return fIsSDDVDriftMult;}
199 Bool_t IsParModConstrained(const AliITSAlignMille2Module* mod,Int_t par, Bool_t &meanmed, Bool_t &gaussian) const;
200 Bool_t IsParModFamilyVaried(const AliITSAlignMille2Module* mod,Int_t par,Int_t depth=999) const;
201 Bool_t IsParFamilyFree(const AliITSAlignMille2Module* mod,Int_t par,Int_t depth=999) const;
205 void FixParameter(Int_t param, Double_t value);
206 void PrintGlobalParameters();
208 TClonesArray* CreateDeltas();
209 AliITSresponseSDD* CreateSDDResponse();
212 Double_t GetTDriftSDD() const;
213 Double_t GetVDriftSDD() const;
214 Double_t GetDriftSpeed(Int_t id) const {return fDriftSpeed[id];}
215 Double_t GetDriftSpeed0(Int_t id) const {return fDriftSpeed0[id];}
216 Double_t GetDriftTime0(Int_t id) const {return fDriftTime0[id];}
219 AliITSAlignMille2Constraint* GetConstraint(Int_t i) const {return (AliITSAlignMille2Constraint*)fConstraints.At(i);}
220 AliITSAlignMille2Constraint* GetConstraint(const char* name) const {return (AliITSAlignMille2Constraint*)fConstraints.FindObject(name);}
223 void FetchCluster(int ip) {fTrack->GetPoint(fCluster,ip);fCluster.SetUniqueID(ip);}
224 void SetLocalInitParams(const Double_t *par) {for (int i=kNLocal;i--;) fLocalInitParam[i]=par[i];}
225 Bool_t IsTypeCosmics() const {return fDataType==kCosmics;}
226 Bool_t IsTypeCollision() const {return fDataType==kCollision;}
227 Double_t *GetMeasLoc() const {return (Double_t*)fMeasLoc;}
228 Double_t *GetSigmaLoc() const {return (Double_t*)fSigmaLoc;}
229 Double_t GetBField() const {return fBField;}
230 Bool_t IsFieldON() const {return fBOn;}
231 Bool_t IsDiamondUsed() const {return fUseDiamond;}
232 Int_t GetCheckDiamondPoint() const {return fCheckDiamondPoint;}
233 void SetCheckDiamondPoint(Int_t m=kDiamondCheckIfPrompt) {fCheckDiamondPoint = m;}
234 Bool_t IsVertexUsed() const {return fUseVertex;}
235 Double_t *GetLocalInitParam() const {return (Double_t*)fLocalInitParam;}
236 Double_t *GetLocalInitParEr() const {return (Double_t*)fLocalInitParEr;}
237 Double_t GetLocalDif(int par, int coor) const {return fDerivativeLoc[par][coor];}
238 Double_t GetGlobalDif(int par, int coor) const {return fDerivativeGlo[par][coor];}
239 Int_t GetPreAlignmentQualityFactor(Int_t index) const;// if not prealign. return -1
240 void SetBug(Int_t bug) {fBug=bug;} // 1:SSD inversion sens.18-19
241 static AliITSAlignMille2* GetInstance() {return fgInstance;}
244 Int_t GetExtraClustersMode() const {return fExtraClustersMode;}
245 void SetExtraClustersMode(Int_t mode) {fExtraClustersMode=mode;}
249 // flag for AliITSAlignMille compatibility
250 Int_t GetMilleVersion() const {return fMilleVersion;}
251 void SetMilleVersion(Int_t m1) {fMilleVersion=m1;}
252 // modified existing methods
253 void SetCurrentModule(Int_t id);
254 // old methods recovered
255 Int_t IsDefined(UShort_t voluid) const {return IsVIDDefined(voluid);}
256 Int_t IsContained(UShort_t voluid) const {return IsVIDContained(voluid);}
257 // moved from private to public
258 void SetRequiredPoint(Char_t* where, Int_t ndet, Int_t updw, Int_t nreqpts,Int_t runtype=-1);
259 Bool_t InitRiemanFit();
260 void SetMinNPtsPerTrack(Int_t pts=3) {fMinNPtsPerTrack=pts;}
262 Int_t GetRunID() const {return fRunID;}
263 void SetRunID(int run) {fRunID = run;}
265 AliITSCorrectSDDPoints * GetPreCorrMapSDD() const {return fPreCorrMapSDD;}
266 AliITSCorrectSDDPoints * GetIniCorrMapSDD() const {return fIniCorrMapSDD;}
267 static Bool_t IsZero(Double_t v,Double_t threshold = 1e-15) { return TMath::Abs(v)<threshold; }
268 static void SetWordBit(UInt_t word,Int_t bitID) { word |= (1<<bitID);}
269 static void ResetWordBit(UInt_t word,Int_t bitID) { word &= ~(1<<bitID);}
270 static Bool_t TestWordBit(UInt_t word,Int_t bitID) { return (Bool_t)(word&(1<<bitID));}
274 struct Mille2Data { // structure to store data for LocalEquations (X and Z, optionally Y)
276 Double_t fMeas[3]; // measured coordinates
277 Double_t fSigma[3]; // measured errors
278 Double_t fDerLoc[kNLocal][3]; // calculated local derivatives
279 Int_t fNModFilled, fNGlobFilled, fModuleID[kMaxLev]; // used module info
280 Int_t fParMilleID[AliITSAlignMille2Module::kMaxParTot*kMaxLev]; // param id's
281 Double_t fDerGlo[AliITSAlignMille2Module::kMaxParTot*kMaxLev][3]; // global derivatives
284 // configuration methods
286 Int_t CacheMatricesOrig();
287 Int_t CacheMatricesCurr();
288 Int_t ProcessUserInfo(TList *userInfo=0);
289 Int_t GetPathFromUserInfo(TList* cdbList,const char* calib,TString& path, Int_t useBit);
290 Int_t LoadConfig(const Char_t *cfile="AliITSAlignMille.conf");
291 TObjArray* GetConfigRecord(FILE* stream, TString& recTitle, TString& recOpt, Bool_t rew);
292 Int_t CheckConfigRecords(FILE* stream);
293 Int_t ReloadInitCalib(TList *userInfo);
294 Int_t ReloadInitCalib();
296 void BuildHierarchy();
297 Int_t LoadSuperModuleFile(const Char_t *cfile="ITSMilleSuperModules.root");
298 Int_t LoadGeometry(TString& path);
299 Int_t LoadSDDResponse(TString& path, AliITSresponseSDD *&resp);
300 Int_t LoadSDDVDrift(TString& path, TObjArray *&arr);
301 Int_t LoadSDDCorrMap(TString& path, AliITSCorrectSDDPoints *&map);
302 Int_t LoadDeltas(TString& path, TClonesArray *&arr);
303 Int_t LoadDiamond(TString& path);
304 void ResetLocalEquation();
305 Int_t ApplyToGeometry();
307 void ConstrainModuleSubUnits(Int_t idm, Double_t val=0, UInt_t pattern=0xff);
308 void ConstrainOrphans(Double_t val=0,UInt_t pattern=0xff);
309 void PostConstrainModuleSubUnits(Int_t type,Int_t idm, Double_t val, UInt_t pattern);
310 void PostConstrainOrphans(Int_t type,Double_t val, UInt_t pattern);
312 void SetGeometryPath(const Char_t* filename="geometry.root") { fGeometryPath = filename; }
314 void SetInitTrackParamsMeth(Int_t meth=1) {fIniTrackParamsMeth=meth;}
316 void AddConstraint(Double_t *factor, Double_t value, Double_t sigma=0);
317 void InitGlobalParameters(Double_t *par);
318 Bool_t SetLocalDerivative(Int_t index, Double_t value) {return IsZero(fLocalDerivatives[index]=value);}
319 Bool_t SetGlobalDerivative(Int_t index, Double_t value) {return IsZero(fGlobalDerivatives[index]=value);}
323 Int_t AddLocalEquation(Mille2Data &m);
324 Int_t AddLocalEquationTPA(Mille2Data &m);
325 void SetLocalEquations(const Mille2Data *marr, Int_t neq);
326 void SetUseGlobalDelta(Bool_t v=kTRUE) {fUseGlobalDelta = v;}
327 void SetAllowPseudoParents(Bool_t v=kTRUE) {fAllowPseudoParents = v;}
328 Int_t SetConstraintWrtRef(const char* reffname);
330 void ConvertDeltas();
331 void ConvSortHierarchically(TObjArray& matArr);
332 Bool_t ConvIsJParentOfI(const TGeoHMatrix* matI,const TGeoHMatrix* matJ) const;
333 AliAlignObjParams* ConvFindDelta(const TClonesArray* arrDelta,const TString& algname) const;
335 AliITSAlignMille2(const AliITSAlignMille2& rhs);
336 AliITSAlignMille2& operator=(const AliITSAlignMille2& rhs);
386 }; // id's of the keywirds for config file records
389 AliMillePede2 *fMillepede; // Detector independent alignment class
390 Double_t fStartFac; // Initial factor for chi2 cut
391 Double_t fFinalFac; // Final factor for chi2 cut
392 Double_t fResCutInitial; // Cut on residual for first iteration
393 Double_t fResCut; // Cut on residual for other iterations
394 Int_t fNGlobal; // Number of global parameters
395 Int_t fNLocal; // Number of local parameters
396 Int_t fNStdDev; // Number of standard deviations for chi2 cut
397 Bool_t fIsMilleInit; // Flag for initialization
398 Bool_t fAllowPseudoParents; // For simple constraints don't involve parents into the fit
401 AliITSTPArrayFit *fTPAFitter; // TPArrayFitter
402 AliITSAlignMille2Module *fCurrentModule; // Current SuperModule index
403 AliTrackPointArray *fTrack; // pointer to current track
404 TObjArray fTrackBuff; // buffer for tracks of min length
405 AliTrackPoint fCluster; // current cluster
406 Int_t fCurrentSensID; // sensor index for current cluster
407 TArrayD fClusLoc; // local coordinates of the clusters
408 TArrayD fClusGlo; // global coordinates of the clusters
409 TArrayD fClusSigLoc; // local cov matrix of the clusters
410 Double_t *fGlobalDerivatives; // Array of global derivatives
411 Double_t fLocalDerivatives[kNLocal]; // Array of local deriv.
412 Double_t fLocalInitParam[kNLocal]; // Array with inital values for local parameters for current track
413 Double_t fLocalInitParEr[kNLocal][kNLocal];// Array with inital values for local parameters for current track
414 Double_t fModuleInitParam[kNParCh]; // Array with inital values for current module parameters (init geometry)
415 Double_t fPintLoc[3]; // track/module intersection point in local coordinates
416 Double_t fPintLoc0[3]; // track/module intersection point in local coordinates (before variation)
417 Double_t fPintGlo[3]; // track/module intersection point in global coordinates
418 Double_t *fMeasLoc; // current point local coordinates (the original ones)
419 Double_t *fMeasGlo; // current point glob. coord (AliTrackPoint)
420 Double_t *fSigmaLoc; // stdev current point
421 Double_t fSigmaFactor[3]; // multiplicative factor for cluster sigmaX,Y,Z
422 Double_t fConstrPT; // optional PT constraint for helix (abs value)
423 Double_t fConstrPTErr; // error on this constraint (0 - exact)
424 Int_t fConstrCharge; // optional constraint on charge of Helix track (0 - no constraint)
425 Int_t fRunID; // current runID
427 Double_t fDerivativeLoc[kNLocal][3]; // XYZ deriv. over local params
428 Double_t fDerivativeGlo[kNParCh][3]; // XYZ deriv. over global params
429 Int_t fMinNPtsPerTrack; // min number of points per track to accept it
430 Int_t fIniTrackParamsMeth; // method for track fit
431 Int_t fTotBadLocEqPoints; // total number of reject points because of bad EqLoc
432 AliTrackFitterRieman *fRieman; // riemann fitter for helices
434 TObjArray fConstraints; // list of constraints
435 TObjArray fCacheMatrixOrig; // cach for original geom matrices
436 TObjArray fCacheMatrixCurr; // cach for prealigned geom matrices
438 Bool_t fUseGlobalDelta; // intetpret deltas as global
439 Bool_t fRequirePoints[kNDataType]; // required points in specific layers
440 Int_t fNReqLayUp[kNDataType][6]; // number of points required in layer[n] with Y>0
441 Int_t fNReqLayDown[kNDataType][6]; // number of points required in layer[n] with Y<0
442 Int_t fNReqLay[kNDataType][6]; // number of points required in layer[n]
443 Int_t fNReqDetUp[kNDataType][3]; // number of points required in Detector[n] with Y>0
444 Int_t fNReqDetDown[kNDataType][3]; // number of points required in Detector[n] with Y<0
445 Int_t fNReqDet[kNDataType][3]; // number of points required in Detector[n]
446 Int_t fTempExcludedModule; /// single module temporary excluded from initial fit
447 UInt_t fUserProvided; // settings which user provided: not to update from the UserUnfo
451 TList *fIniUserInfo; // initial user info (validity is not guaranteed after initialization)
452 TString fIniGeomPath; // where to take the ideal geometry used to produce the points
453 TString fIniDeltaPath; // where to take the deltas used to produce the points
454 TString fIniSDDRespPath; // where to take the initial SDD response used to produce the points
455 TString fPreCalSDDRespPath; // precalibration SDD response file name
456 TString fIniSDDVDriftPath; // initial SDD vdrift file name
457 TString fPreSDDVDriftPath; // precalibration SDD vdrift file name
458 TString fIniSDDCorrMapPath; // initial SDD corr.map file name
459 TString fPreSDDCorrMapPath; // precalibration SDD corr.map file name
461 Bool_t fConvertPreDeltas; // when the prealignment deltas come from UserInfo, convert them from UserInfo geometry to target one
462 TString fGeometryPath; // Geometry file name
463 TString fPreDeltaPath; // file with prealigned objects
464 TString fConstrRefPath; // file with prealigned objects wrt which constraints are defined
465 TString fDiamondPath; // file with diamond constraint
466 TGeoManager *fGeoManager; // pointer to Alice geomanager
467 Bool_t fIsConfigured; // flag for loaded config file
468 TArrayS fPreAlignQF; // prealignment flags (not used?)
470 AliITSresponseSDD* fIniRespSDD; // array of SDD t0/vdrift calib params used to create the track points
471 AliITSresponseSDD* fPreRespSDD; // array of SDD t0/vdrift calib params
472 TObjArray* fIniVDriftSDD; // array of AliITSDriftSpeedArraySDD objects used for original reco
473 TObjArray* fPreVDriftSDD; // array of AliITSDriftSpeedArraySDD objects to be used as a starting point instead of fIniVDriftSDD
474 AliITSCorrectSDDPoints* fIniCorrMapSDD; // SDD initial correction map
475 AliITSCorrectSDDPoints* fPreCorrMapSDD; // SDD precalibration correction map
476 AliITSsegmentationSDD* fSegmentationSDD; // extraction of SDD segmentation params
477 TClonesArray* fPrealignment; // array of prealignment global deltas
478 TClonesArray* fConstrRef; // array of refererence deltas with respect to which the constraint are defined (survey?)
479 TObjArray fMilleModule; /// array of super modules to be aligned
480 TObjArray fSuperModule; /// array of super modules defined in supermodule file
481 Int_t fNModules; // number of defined modules from config file
482 Int_t fNSuperModules; /// number of custom supermodules in SM file
483 Bool_t fUsePreAlignment; // start from prealigned setup
484 Bool_t fUseLocalYErr; // use local Yerror due to the sensor thickness
485 Bool_t fBOn; // magentic field ON
486 Double_t fBField; // value of magnetic field
487 Int_t fDataType; // is this cosmics or collision processing?
488 Int_t fMinPntPerSens; // min number of points per module to vary it
489 Int_t fBug; /// tag for temporary bug correction
491 Int_t fMilleVersion; /// tag for backward compatibility
494 Int_t fExtraClustersMode; /// 1=remove random / 2=remove internal / 10=use only tracks with xcl
497 Double_t fTrackWeight; //weight given by the user to current track
498 Double_t fWeightPt; //weight track equations by pT in this power
499 Bool_t fIsSDDVDriftMult; //use multiplicative correction for SDD vdrift
500 Double_t fDriftSpeed[50]; //temporary array for corrected drift speed of SDD alitrackpoints
501 Double_t fDriftSpeed0[50]; //temporary array for original drift speed of SDD alitrackpoints
502 Double_t fDriftTime0[50]; //temporary array for drift time 0's used for SDD alitrackpoints
503 Double_t fExtClusterPar[9]; //array to store the parameters of the externally imposed cluster
504 AliTrackPoint fDiamond; //optional constraint on the vertex
505 AliTrackPoint fDiamondI; //constraint on the vertex with inverted error matrix
506 Double_t fCorrDiamond[3]; //diamond correction
507 Bool_t fUseDiamond; //use diamond as a vertex constraint
508 Bool_t fUseVertex; //use vertex for constraint
509 Bool_t fVertexSet; //vertex is set for current track
510 Int_t fDiamondPointID; //ID of the diamond point in the track
511 Int_t fDiamondModID; //id of the fake diamond module
512 Int_t fCheckDiamondPoint; // kDiamondIgnore: ignore in this event, kDiamondCheckIfPrompt: verify if track is prompt, kDiamondUse: use w/o verification
513 Float_t fCovIScale[kMaxPoints]; //optional scaling for inv.cov matrix (debiasing). MANAGED BY THE USER EXTERNALLY
515 TObjArray fConvAlgMatOld; //array to keep matrices of alignables for deltas conversion
517 static AliITSAlignMille2* fgInstance; // global pointer on itself
518 static Int_t fgInstanceID; // global counter of the instances
519 static const Char_t * fgkRecKeys[]; // keywords for config file records
520 static const Char_t fgkXYZ[]; // XYZ labels
522 ClassDef(AliITSAlignMille2, 0)
526 //______________________________________________________________________________________
527 inline void AliITSAlignMille2::SetCurrentCluster(const AliTrackPoint &atp)
529 // set current cluster
531 fCurrentSensID = AliITSAlignMille2Module::GetIndexFromVolumeID(fCluster.GetVolumeID());
534 //______________________________________________________________________________________
535 inline TGeoHMatrix* AliITSAlignMille2::GetSensorOrigMatrixSID(Int_t sid) const
537 // get cached original matrix by sensor ID
538 return sid<0 ? 0 : (TGeoHMatrix*) fCacheMatrixOrig[sid];
541 //______________________________________________________________________________________
542 inline TGeoHMatrix* AliITSAlignMille2::GetSensorOrigMatrixVID(Int_t vid) const
544 // get cached original matrix by sensor volume ID
545 return GetSensorOrigMatrixSID( AliITSAlignMille2Module::GetIndexFromVolumeID(vid) );
548 //______________________________________________________________________________________
549 inline TGeoHMatrix* AliITSAlignMille2::GetSensorCurrMatrixSID(Int_t sid) const
551 // get cached current matrix by sensor ID
552 return sid<0 ? 0 : (TGeoHMatrix*) fCacheMatrixCurr[sid];
555 //______________________________________________________________________________________
556 inline TGeoHMatrix* AliITSAlignMille2::GetSensorCurrMatrixVID(Int_t vid) const
558 // get cached current matrix by sensor volume ID
559 return GetSensorCurrMatrixSID( AliITSAlignMille2Module::GetIndexFromVolumeID(vid) );