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c74c5f6c | 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 | /* | |
74235403 | 17 | Comments to be written here: |
c74c5f6c | 18 | |
74235403 | 19 | 1. What do we calibrate. |
20 | ||
21 | Time dependence of gain and drift velocity in order to account for changes in: temperature, pressure, gas composition. | |
c74c5f6c | 22 | |
23 | AliTPCcalibTime *calibTime = new AliTPCcalibTime("cosmicTime","cosmicTime",0, 1213.9e+06, 1213.96e+06, 0.04e+04, 0.04e+04); | |
24 | ||
74235403 | 25 | 2. How to interpret results |
26 | ||
27 | 3. Simple example | |
c74c5f6c | 28 | |
74235403 | 29 | a) determine the required time range: |
c74c5f6c | 30 | |
74235403 | 31 | AliXRDPROOFtoolkit tool; |
32 | TChain * chain = tool.MakeChain("pass2.txt","esdTree",0,6000); | |
33 | chain->Draw("GetTimeStamp()") | |
c74c5f6c | 34 | |
74235403 | 35 | b) analyse calibration object on Proof in calibration train |
c74c5f6c | 36 | |
74235403 | 37 | AliTPCcalibTime *calibTime = new AliTPCcalibTime("cosmicTime","cosmicTime", StartTimeStamp, EndTimeStamp, IntegrationTimeVdrift); |
c74c5f6c | 38 | |
74235403 | 39 | c) plot results |
40 | .x ~/NimStyle.C | |
2be25cc9 | 41 | gSystem->Load("libANALYSIS"); |
42 | gSystem->Load("libTPCcalib"); | |
c74c5f6c | 43 | |
dde68d36 | 44 | TFile f("CalibObjectsTrain1.root"); |
45 | AliTPCcalibTime *calib = (AliTPCcalibTime *)f->Get("calibTime"); | |
46 | calib->GetHistoDrift("all")->Projection(2,0)->Draw() | |
47 | calib->GetFitDrift("all")->Draw("lp") | |
da6c0bc9 | 48 | |
74235403 | 49 | 4. Analysis using debug streamers. |
da6c0bc9 | 50 | |
74235403 | 51 | gSystem->AddIncludePath("-I$ALICE_ROOT/TPC/macros"); |
52 | gROOT->LoadMacro("$ALICE_ROOT/TPC/macros/AliXRDPROOFtoolkit.cxx+") | |
53 | AliXRDPROOFtoolkit tool; | |
3e55050f | 54 | TChain * chainTime = tool.MakeChainRandom("time.txt","trackInfo",0,10000); |
817766d5 | 55 | |
3e55050f | 56 | AliXRDPROOFtoolkit::FilterList("timetpctpc.txt","* tpctpc",1) |
57 | AliXRDPROOFtoolkit::FilterList("timetoftpc.txt","* toftpc",1) | |
58 | AliXRDPROOFtoolkit::FilterList("timeitstpc.txt","* itstpc",1) | |
59 | AliXRDPROOFtoolkit::FilterList("timelaser.txt","* laserInfo",1) | |
60 | TChain * chainTPCTPC = tool.MakeChainRandom("timetpctpc.txt.Good","tpctpc",0,10000); | |
817766d5 | 61 | TChain * chainTPCITS = tool.MakeChainRandom("timeitstpc.txt.Good","itstpc",0,10000); |
3e55050f | 62 | TChain * chainTPCTOF = tool.MakeChainRandom("timetoftpc.txt.Good","toftpc",0,10000); |
817766d5 | 63 | TChain * chainLaser = tool.MakeChainRandom("timelaser.txt.Good","laserInfo",0,10000); |
74235403 | 64 | chainTime->Lookup(); |
dde68d36 | 65 | chainLaser->Lookup(); |
c74c5f6c | 66 | */ |
67 | ||
c74c5f6c | 68 | #include "Riostream.h" |
2811495d | 69 | #include "TDatabasePDG.h" |
70 | #include "TGraphErrors.h" | |
c74c5f6c | 71 | #include "TH1F.h" |
c74c5f6c | 72 | #include "THnSparse.h" |
73 | #include "TList.h" | |
74 | #include "TMath.h" | |
2811495d | 75 | #include "TTimeStamp.h" |
76 | #include "TTree.h" | |
c74c5f6c | 77 | #include "TVectorD.h" |
2811495d | 78 | //#include "TChain.h" |
79 | //#include "TFile.h" | |
80 | ||
81 | #include "AliDCSSensor.h" | |
82 | #include "AliDCSSensorArray.h" | |
c74c5f6c | 83 | #include "AliESDEvent.h" |
c74c5f6c | 84 | #include "AliESDInputHandler.h" |
2811495d | 85 | #include "AliESDVertex.h" |
86 | #include "AliESDfriend.h" | |
c74c5f6c | 87 | #include "AliLog.h" |
817766d5 | 88 | #include "AliRelAlignerKalman.h" |
2811495d | 89 | #include "AliTPCCalROC.h" |
90 | #include "AliTPCParam.h" | |
c74c5f6c | 91 | #include "AliTPCTracklet.h" |
da6c0bc9 | 92 | #include "AliTPCcalibDB.h" |
93 | #include "AliTPCcalibLaser.h" | |
2811495d | 94 | #include "AliTPCcalibTime.h" |
95 | #include "AliTPCclusterMI.h" | |
96 | #include "AliTPCseed.h" | |
817766d5 | 97 | #include "AliTrackPointArray.h" |
2811495d | 98 | #include "AliTracker.h" |
70036ef3 | 99 | #include "AliKFVertex.h" |
c74c5f6c | 100 | ClassImp(AliTPCcalibTime) |
101 | ||
102 | ||
103 | AliTPCcalibTime::AliTPCcalibTime() | |
da6c0bc9 | 104 | :AliTPCcalibBase(), |
da6c0bc9 | 105 | fLaser(0), // pointer to laser calibration |
106 | fDz(0), // current delta z | |
d3ce44cb | 107 | fCutMaxD(3), // maximal distance in rfi ditection |
108 | fCutMaxDz(25), // maximal distance in rfi ditection | |
c74c5f6c | 109 | fCutTheta(0.03), // maximal distan theta |
2be25cc9 | 110 | fCutMinDir(-0.99), // direction vector products |
b842d904 | 111 | fCutTracks(100), |
97d3fea0 | 112 | fArrayLaserA(0), //laser fit parameters C |
113 | fArrayLaserC(0), //laser fit parameters A | |
dde68d36 | 114 | fArrayDz(0), //NEW! Tmap of V drifts for different triggers |
817766d5 | 115 | fAlignITSTPC(0), //alignemnt array ITS TPC match |
116 | fAlignTRDTPC(0), //alignemnt array TRD TPC match | |
117 | fAlignTOFTPC(0), //alignemnt array TOF TPC match | |
97d3fea0 | 118 | fTimeKalmanBin(60*15), //time bin width for kalman - 15 minutes default |
2be25cc9 | 119 | fTimeBins(0), |
120 | fTimeStart(0), | |
121 | fTimeEnd(0), | |
122 | fPtBins(0), | |
123 | fPtStart(0), | |
124 | fPtEnd(0), | |
125 | fVdriftBins(0), | |
126 | fVdriftStart(0), | |
127 | fVdriftEnd(0), | |
128 | fRunBins(0), | |
129 | fRunStart(0), | |
130 | fRunEnd(0) | |
c74c5f6c | 131 | { |
6ba68367 | 132 | // |
133 | // default constructor | |
134 | // | |
c74c5f6c | 135 | AliInfo("Default Constructor"); |
2be25cc9 | 136 | for (Int_t i=0;i<3;i++) { |
137 | fHistVdriftLaserA[i]=0; | |
138 | fHistVdriftLaserC[i]=0; | |
139 | } | |
d3ce44cb | 140 | for (Int_t i=0;i<10;i++) { |
74235403 | 141 | fCosmiMatchingHisto[i]=0; |
142 | } | |
391ffdb2 | 143 | // |
144 | for (Int_t i=0;i<5;i++) { | |
b9908d0b | 145 | fResHistoTPCCE[i]=0; |
391ffdb2 | 146 | fResHistoTPCITS[i]=0; |
147 | fResHistoTPCTRD[i]=0; | |
0b736a46 | 148 | fResHistoTPCTOF[i]=0; |
391ffdb2 | 149 | fResHistoTPCvertex[i]=0; |
70036ef3 | 150 | fTPCVertex[i]=0; |
151 | } | |
152 | for (Int_t i=0;i<12;i++) { | |
153 | fTPCVertex[i]=0; | |
391ffdb2 | 154 | } |
c74c5f6c | 155 | } |
156 | ||
74235403 | 157 | AliTPCcalibTime::AliTPCcalibTime(const Text_t *name, const Text_t *title, UInt_t StartTime, UInt_t EndTime, Int_t deltaIntegrationTimeVdrift) |
c74c5f6c | 158 | :AliTPCcalibBase(), |
d3ce44cb | 159 | fLaser(0), // pointer to laser calibration |
160 | fDz(0), // current delta z | |
161 | fCutMaxD(5*0.5356), // maximal distance in rfi ditection | |
dde68d36 | 162 | fCutMaxDz(40), // maximal distance in rfi ditection |
d3ce44cb | 163 | fCutTheta(5*0.004644),// maximal distan theta |
164 | fCutMinDir(-0.99), // direction vector products | |
b842d904 | 165 | fCutTracks(100), |
97d3fea0 | 166 | fArrayLaserA(new TObjArray(1000)), //laser fit parameters C |
167 | fArrayLaserC(new TObjArray(1000)), //laser fit parameters A | |
dde68d36 | 168 | fArrayDz(0), //Tmap of V drifts for different triggers |
817766d5 | 169 | fAlignITSTPC(0), //alignemnt array ITS TPC match |
170 | fAlignTRDTPC(0), //alignemnt array TRD TPC match | |
171 | fAlignTOFTPC(0), //alignemnt array TOF TPC match | |
97d3fea0 | 172 | fTimeKalmanBin(60*15), //time bin width for kalman - 15 minutes default |
2be25cc9 | 173 | fTimeBins(0), |
174 | fTimeStart(0), | |
175 | fTimeEnd(0), | |
176 | fPtBins(0), | |
177 | fPtStart(0), | |
178 | fPtEnd(0), | |
179 | fVdriftBins(0), | |
180 | fVdriftStart(0), | |
181 | fVdriftEnd(0), | |
182 | fRunBins(0), | |
183 | fRunStart(0), | |
184 | fRunEnd(0) | |
c74c5f6c | 185 | { |
6ba68367 | 186 | // |
187 | // Non deafaul constructor - to be used in the Calibration setups | |
188 | // | |
189 | ||
c74c5f6c | 190 | SetName(name); |
191 | SetTitle(title); | |
2be25cc9 | 192 | for (Int_t i=0;i<3;i++) { |
193 | fHistVdriftLaserA[i]=0; | |
194 | fHistVdriftLaserC[i]=0; | |
195 | } | |
c74c5f6c | 196 | |
391ffdb2 | 197 | for (Int_t i=0;i<5;i++) { |
b9908d0b | 198 | fResHistoTPCCE[i]=0; |
391ffdb2 | 199 | fResHistoTPCITS[i]=0; |
200 | fResHistoTPCTRD[i]=0; | |
0b736a46 | 201 | fResHistoTPCTOF[i]=0; |
391ffdb2 | 202 | fResHistoTPCvertex[i]=0; |
203 | } | |
204 | ||
205 | ||
c74c5f6c | 206 | AliInfo("Non Default Constructor"); |
74235403 | 207 | fTimeBins =(EndTime-StartTime)/deltaIntegrationTimeVdrift; |
2be25cc9 | 208 | fTimeStart =StartTime; //(((TObjString*)(mapGRP->GetValue("fAliceStartTime")))->GetString()).Atoi(); |
209 | fTimeEnd =EndTime; //(((TObjString*)(mapGRP->GetValue("fAliceStopTime")))->GetString()).Atoi(); | |
dde68d36 | 210 | fPtBins = 400; |
2be25cc9 | 211 | fPtStart = -0.04; |
212 | fPtEnd = 0.04; | |
dde68d36 | 213 | fVdriftBins = 500; |
214 | fVdriftStart= -0.1; | |
215 | fVdriftEnd = 0.1; | |
32100b1d | 216 | fRunBins = 1000001; |
dde68d36 | 217 | fRunStart = -1.5; |
32100b1d | 218 | fRunEnd = 999999.5; |
2be25cc9 | 219 | |
220 | Int_t binsVdriftLaser[4] = {fTimeBins , fPtBins , fVdriftBins*20, fRunBins }; | |
221 | Double_t xminVdriftLaser[4] = {fTimeStart, fPtStart, fVdriftStart , fRunStart}; | |
222 | Double_t xmaxVdriftLaser[4] = {fTimeEnd , fPtEnd , fVdriftEnd , fRunEnd }; | |
dde68d36 | 223 | TString axisTitle[4]={ |
224 | "T", | |
225 | "#delta_{P/T}", | |
226 | "value", | |
227 | "run" | |
228 | }; | |
229 | TString histoName[3]={ | |
230 | "Loffset", | |
231 | "Lcorr", | |
232 | "Lgy" | |
233 | }; | |
2be25cc9 | 234 | |
dde68d36 | 235 | |
2be25cc9 | 236 | for (Int_t i=0;i<3;i++) { |
237 | fHistVdriftLaserA[i] = new THnSparseF("HistVdriftLaser","HistVdriftLaser;time;p/T ratio;Vdrift;run",4,binsVdriftLaser,xminVdriftLaser,xmaxVdriftLaser); | |
238 | fHistVdriftLaserC[i] = new THnSparseF("HistVdriftLaser","HistVdriftLaser;time;p/T ratio;Vdrift;run",4,binsVdriftLaser,xminVdriftLaser,xmaxVdriftLaser); | |
dde68d36 | 239 | fHistVdriftLaserA[i]->SetName(histoName[i]); |
240 | fHistVdriftLaserC[i]->SetName(histoName[i]); | |
241 | for (Int_t iaxis=0; iaxis<4;iaxis++){ | |
242 | fHistVdriftLaserA[i]->GetAxis(iaxis)->SetName(axisTitle[iaxis]); | |
243 | fHistVdriftLaserC[i]->GetAxis(iaxis)->SetName(axisTitle[iaxis]); | |
244 | } | |
2be25cc9 | 245 | } |
246 | fBinsVdrift[0] = fTimeBins; | |
247 | fBinsVdrift[1] = fPtBins; | |
248 | fBinsVdrift[2] = fVdriftBins; | |
249 | fBinsVdrift[3] = fRunBins; | |
250 | fXminVdrift[0] = fTimeStart; | |
251 | fXminVdrift[1] = fPtStart; | |
252 | fXminVdrift[2] = fVdriftStart; | |
253 | fXminVdrift[3] = fRunStart; | |
254 | fXmaxVdrift[0] = fTimeEnd; | |
255 | fXmaxVdrift[1] = fPtEnd; | |
256 | fXmaxVdrift[2] = fVdriftEnd; | |
257 | fXmaxVdrift[3] = fRunEnd; | |
258 | ||
dde68d36 | 259 | fArrayDz=new TObjArray(); |
817766d5 | 260 | fAlignITSTPC = new TObjArray; //alignemnt array ITS TPC match |
261 | fAlignTRDTPC = new TObjArray; //alignemnt array ITS TPC match | |
262 | fAlignTOFTPC = new TObjArray; //alignemnt array ITS TPC match | |
3e55050f | 263 | fAlignITSTPC->SetOwner(kTRUE); |
264 | fAlignTRDTPC->SetOwner(kTRUE); | |
265 | fAlignTOFTPC->SetOwner(kTRUE); | |
266 | ||
c74c5f6c | 267 | |
d3ce44cb | 268 | fCosmiMatchingHisto[0]=new TH1F("Cosmics matching","p0-all" ,100,-10*0.5356 ,10*0.5356 ); |
269 | fCosmiMatchingHisto[1]=new TH1F("Cosmics matching","p1-all" ,100,-10*4.541 ,10*4.541 ); | |
270 | fCosmiMatchingHisto[2]=new TH1F("Cosmics matching","p2-all" ,100,-10*0.01134 ,10*0.01134 ); | |
271 | fCosmiMatchingHisto[3]=new TH1F("Cosmics matching","p3-all" ,100,-10*0.004644,10*0.004644); | |
272 | fCosmiMatchingHisto[4]=new TH1F("Cosmics matching","p4-all" ,100,-10*0.03773 ,10*0.03773 ); | |
273 | fCosmiMatchingHisto[5]=new TH1F("Cosmics matching","p0-isPair",100,-10*0.5356 ,10*0.5356 ); | |
274 | fCosmiMatchingHisto[6]=new TH1F("Cosmics matching","p1-isPair",100,-10*4.541 ,10*4.541 ); | |
275 | fCosmiMatchingHisto[7]=new TH1F("Cosmics matching","p2-isPair",100,-10*0.01134 ,10*0.01134 ); | |
276 | fCosmiMatchingHisto[8]=new TH1F("Cosmics matching","p3-isPair",100,-10*0.004644,10*0.004644); | |
277 | fCosmiMatchingHisto[9]=new TH1F("Cosmics matching","p4-isPair",100,-10*0.03773 ,10*0.03773 ); | |
70036ef3 | 278 | for (Int_t i=0;i<12;i++) { |
279 | fTPCVertex[i]=0; | |
280 | } | |
391ffdb2 | 281 | BookDistortionMaps(); |
70036ef3 | 282 | |
74235403 | 283 | } |
c74c5f6c | 284 | |
285 | AliTPCcalibTime::~AliTPCcalibTime(){ | |
286 | // | |
6ba68367 | 287 | // Virtual Destructor |
c74c5f6c | 288 | // |
d3ce44cb | 289 | for(Int_t i=0;i<3;i++){ |
290 | if(fHistVdriftLaserA[i]){ | |
291 | delete fHistVdriftLaserA[i]; | |
292 | fHistVdriftLaserA[i]=NULL; | |
293 | } | |
294 | if(fHistVdriftLaserC[i]){ | |
295 | delete fHistVdriftLaserC[i]; | |
296 | fHistVdriftLaserC[i]=NULL; | |
297 | } | |
298 | } | |
dde68d36 | 299 | if(fArrayDz){ |
300 | fArrayDz->SetOwner(); | |
301 | fArrayDz->Delete(); | |
302 | delete fArrayDz; | |
303 | fArrayDz=NULL; | |
2be25cc9 | 304 | } |
d3ce44cb | 305 | for(Int_t i=0;i<5;i++){ |
306 | if(fCosmiMatchingHisto[i]){ | |
307 | delete fCosmiMatchingHisto[i]; | |
308 | fCosmiMatchingHisto[i]=NULL; | |
309 | } | |
74235403 | 310 | } |
391ffdb2 | 311 | |
312 | for (Int_t i=0;i<5;i++) { | |
b9908d0b | 313 | delete fResHistoTPCCE[i]; |
391ffdb2 | 314 | delete fResHistoTPCITS[i]; |
315 | delete fResHistoTPCTRD[i]; | |
0b736a46 | 316 | delete fResHistoTPCTOF[i]; |
391ffdb2 | 317 | delete fResHistoTPCvertex[i]; |
b9908d0b | 318 | fResHistoTPCCE[i]=0; |
391ffdb2 | 319 | fResHistoTPCITS[i]=0; |
320 | fResHistoTPCTRD[i]=0; | |
0b736a46 | 321 | fResHistoTPCTOF[i]=0; |
391ffdb2 | 322 | fResHistoTPCvertex[i]=0; |
323 | } | |
324 | ||
70036ef3 | 325 | if (fTPCVertex) { |
326 | for (Int_t i=0;i<12;i++) delete fTPCVertex[i]; | |
327 | } | |
328 | ||
3e55050f | 329 | fAlignITSTPC->SetOwner(kTRUE); |
330 | fAlignTRDTPC->SetOwner(kTRUE); | |
331 | fAlignTOFTPC->SetOwner(kTRUE); | |
332 | ||
817766d5 | 333 | fAlignITSTPC->Delete(); |
334 | fAlignTRDTPC->Delete(); | |
335 | fAlignTOFTPC->Delete(); | |
3e55050f | 336 | delete fAlignITSTPC; |
337 | delete fAlignTRDTPC; | |
338 | delete fAlignTOFTPC; | |
c74c5f6c | 339 | } |
2be25cc9 | 340 | |
2811495d | 341 | Bool_t AliTPCcalibTime::IsLaser(const AliESDEvent *const /*event*/){ |
6ba68367 | 342 | // |
343 | // Indicator is laser event not yet implemented - to be done using trigger info or event specie | |
344 | // | |
dde68d36 | 345 | return kTRUE; //More accurate creteria to be added |
da6c0bc9 | 346 | } |
2811495d | 347 | Bool_t AliTPCcalibTime::IsCosmics(const AliESDEvent *const /*event*/){ |
6ba68367 | 348 | // |
349 | // Indicator is cosmic event not yet implemented - to be done using trigger info or event specie | |
350 | // | |
351 | ||
dde68d36 | 352 | return kTRUE; //More accurate creteria to be added |
353 | } | |
2811495d | 354 | Bool_t AliTPCcalibTime::IsBeam(const AliESDEvent *const /*event*/){ |
6ba68367 | 355 | // |
356 | // Indicator is physic event not yet implemented - to be done using trigger info or event specie | |
357 | // | |
358 | ||
dde68d36 | 359 | return kTRUE; //More accurate creteria to be added |
360 | } | |
361 | void AliTPCcalibTime::ResetCurrent(){ | |
362 | fDz=0; //Reset current dz | |
2be25cc9 | 363 | } |
6ba68367 | 364 | |
365 | ||
366 | ||
2be25cc9 | 367 | void AliTPCcalibTime::Process(AliESDEvent *event){ |
6ba68367 | 368 | // |
369 | // main function to make calibration | |
370 | // | |
2be25cc9 | 371 | if(!event) return; |
372 | if (event->GetNumberOfTracks()<2) return; | |
373 | ResetCurrent(); | |
dde68d36 | 374 | if(IsLaser (event)) ProcessLaser (event); |
375 | if(IsCosmics(event)) ProcessCosmic(event); | |
376 | if(IsBeam (event)) ProcessBeam (event); | |
2be25cc9 | 377 | } |
378 | ||
379 | void AliTPCcalibTime::ProcessLaser(AliESDEvent *event){ | |
c74c5f6c | 380 | // |
2be25cc9 | 381 | // Fit drift velocity using laser |
382 | // | |
383 | // 0. cuts | |
dde68d36 | 384 | const Int_t kMinTracks = 40; // minimal number of laser tracks |
385 | const Int_t kMinTracksSide = 20; // minimal number of tracks per side | |
386 | const Float_t kMaxDeltaZ = 30.; // maximal trigger delay | |
387 | const Float_t kMaxDeltaV = 0.05; // maximal deltaV | |
2be25cc9 | 388 | const Float_t kMaxRMS = 0.1; // maximal RMS of tracks |
dde68d36 | 389 | // |
2be25cc9 | 390 | /* |
391 | TCut cutRMS("sqrt(laserA.fElements[4])<0.1&&sqrt(laserC.fElements[4])<0.1"); | |
392 | TCut cutZ("abs(laserA.fElements[0]-laserC.fElements[0])<3"); | |
393 | TCut cutV("abs(laserA.fElements[1]-laserC.fElements[1])<0.01"); | |
394 | TCut cutY("abs(laserA.fElements[2]-laserC.fElements[2])<2"); | |
395 | TCut cutAll = cutRMS+cutZ+cutV+cutY; | |
396 | */ | |
397 | if (event->GetNumberOfTracks()<kMinTracks) return; | |
c74c5f6c | 398 | // |
2be25cc9 | 399 | if(!fLaser) fLaser = new AliTPCcalibLaser("laserTPC","laserTPC",kFALSE); |
400 | fLaser->Process(event); | |
401 | if (fLaser->GetNtracks()<kMinTracks) return; // small amount of tracks cut | |
dde68d36 | 402 | if (fLaser->fFitAside->GetNrows()==0 && fLaser->fFitCside->GetNrows()==0) return; // no fit neither a or C side |
c74c5f6c | 403 | // |
2be25cc9 | 404 | // debug streamer - activate stream level |
405 | // Use it for tuning of the cuts | |
da6c0bc9 | 406 | // |
dde68d36 | 407 | // cuts to be applied |
408 | // | |
409 | Int_t isReject[2]={0,0}; | |
410 | // | |
411 | // not enough tracks | |
412 | if (TMath::Abs((*fLaser->fFitAside)[3]) < kMinTracksSide) isReject[0]|=1; | |
413 | if (TMath::Abs((*fLaser->fFitCside)[3]) < kMinTracksSide) isReject[1]|=1; | |
414 | // unreasonable z offset | |
415 | if (TMath::Abs((*fLaser->fFitAside)[0])>kMaxDeltaZ) isReject[0]|=2; | |
416 | if (TMath::Abs((*fLaser->fFitCside)[0])>kMaxDeltaZ) isReject[1]|=2; | |
417 | // unreasonable drift velocity | |
418 | if (TMath::Abs((*fLaser->fFitAside)[1]-1)>kMaxDeltaV) isReject[0]|=4; | |
419 | if (TMath::Abs((*fLaser->fFitCside)[1]-1)>kMaxDeltaV) isReject[1]|=4; | |
420 | // big chi2 | |
421 | if (TMath::Sqrt(TMath::Abs((*fLaser->fFitAside)[4]))>kMaxRMS ) isReject[0]|=8; | |
422 | if (TMath::Sqrt(TMath::Abs((*fLaser->fFitCside)[4]))>kMaxRMS ) isReject[1]|=8; | |
423 | ||
424 | ||
425 | ||
426 | ||
2be25cc9 | 427 | if (fStreamLevel>0){ |
428 | printf("Trigger: %s\n",event->GetFiredTriggerClasses().Data()); | |
429 | ||
da6c0bc9 | 430 | TTreeSRedirector *cstream = GetDebugStreamer(); |
431 | if (cstream){ | |
432 | TTimeStamp tstamp(fTime); | |
2be25cc9 | 433 | (*cstream)<<"laserInfo"<< |
da6c0bc9 | 434 | "run="<<fRun<< // run number |
435 | "event="<<fEvent<< // event number | |
436 | "time="<<fTime<< // time stamp of event | |
437 | "trigger="<<fTrigger<< // trigger | |
438 | "mag="<<fMagF<< // magnetic field | |
da6c0bc9 | 439 | //laser |
dde68d36 | 440 | "rejectA="<<isReject[0]<< |
441 | "rejectC="<<isReject[1]<< | |
2be25cc9 | 442 | "laserA.="<<fLaser->fFitAside<< |
443 | "laserC.="<<fLaser->fFitCside<< | |
444 | "laserAC.="<<fLaser->fFitACside<< | |
445 | "trigger="<<event->GetFiredTriggerClasses()<< | |
da6c0bc9 | 446 | "\n"; |
447 | } | |
448 | } | |
2be25cc9 | 449 | // |
2be25cc9 | 450 | // fill histos |
451 | // | |
452 | TVectorD vdriftA(5), vdriftC(5),vdriftAC(5); | |
453 | vdriftA=*(fLaser->fFitAside); | |
454 | vdriftC=*(fLaser->fFitCside); | |
455 | vdriftAC=*(fLaser->fFitACside); | |
456 | Int_t npointsA=0, npointsC=0; | |
457 | Float_t chi2A=0, chi2C=0; | |
458 | npointsA= TMath::Nint(vdriftA[3]); | |
459 | chi2A= vdriftA[4]; | |
460 | npointsC= TMath::Nint(vdriftC[3]); | |
461 | chi2C= vdriftC[4]; | |
2be25cc9 | 462 | |
97d3fea0 | 463 | if (npointsA>kMinTracksSide || npointsC>kMinTracksSide){ |
464 | TVectorD *fitA = new TVectorD(6); | |
465 | TVectorD *fitC = new TVectorD(6); | |
466 | for (Int_t ipar=0; ipar<5; ipar++){ | |
467 | (*fitA)[ipar]=vdriftA[ipar]; | |
468 | (*fitC)[ipar]=vdriftC[ipar]; | |
469 | } | |
470 | (*fitA)[5]=fTime; | |
471 | (*fitC)[5]=fTime; | |
472 | fArrayLaserA->AddLast(fitA); | |
473 | fArrayLaserC->AddLast(fitC); | |
474 | } | |
475 | // | |
476 | ||
2be25cc9 | 477 | TTimeStamp tstamp(fTime); |
478 | Double_t ptrelative0 = AliTPCcalibDB::GetPTRelative(tstamp,fRun,0); | |
479 | Double_t ptrelative1 = AliTPCcalibDB::GetPTRelative(tstamp,fRun,1); | |
dde68d36 | 480 | Double_t driftA=0, driftC=0; |
481 | if (vdriftA[1]>1.-kMaxDeltaV) driftA = 1./vdriftA[1]-1.; | |
482 | if (vdriftC[1]>1.-kMaxDeltaV) driftC = 1./vdriftC[1]-1.; | |
483 | // | |
484 | Double_t vecDriftLaserA[4]={fTime,(ptrelative0+ptrelative1)/2.0,driftA,event->GetRunNumber()}; | |
485 | Double_t vecDriftLaserC[4]={fTime,(ptrelative0+ptrelative1)/2.0,driftC,event->GetRunNumber()}; | |
486 | // Double_t vecDrift[4] ={fTime,(ptrelative0+ptrelative1)/2.0,1./((*(fLaser->fFitACside))[1])-1,event->GetRunNumber()}; | |
487 | ||
488 | for (Int_t icalib=0;icalib<3;icalib++){ | |
489 | if (icalib==0){ //z0 shift | |
490 | vecDriftLaserA[2]=vdriftA[0]/250.; | |
491 | vecDriftLaserC[2]=vdriftC[0]/250.; | |
2be25cc9 | 492 | } |
dde68d36 | 493 | if (icalib==1){ //vdrel shift |
494 | vecDriftLaserA[2]=driftA; | |
495 | vecDriftLaserC[2]=driftC; | |
2be25cc9 | 496 | } |
dde68d36 | 497 | if (icalib==2){ //gy shift - full gy - full drift |
498 | vecDriftLaserA[2]=vdriftA[2]/250.; | |
499 | vecDriftLaserC[2]=vdriftC[2]/250.; | |
2be25cc9 | 500 | } |
391ffdb2 | 501 | //if (isReject[0]==0) fHistVdriftLaserA[icalib]->Fill(vecDriftLaserA); |
502 | //if (isReject[1]==0) fHistVdriftLaserC[icalib]->Fill(vecDriftLaserC); | |
503 | fHistVdriftLaserA[icalib]->Fill(vecDriftLaserA); | |
504 | fHistVdriftLaserC[icalib]->Fill(vecDriftLaserC); | |
2be25cc9 | 505 | } |
2be25cc9 | 506 | } |
c74c5f6c | 507 | |
2811495d | 508 | void AliTPCcalibTime::ProcessCosmic(const AliESDEvent *const event){ |
6ba68367 | 509 | // |
510 | // process Cosmic event - track matching A side C side | |
511 | // | |
c74c5f6c | 512 | if (!event) { |
513 | Printf("ERROR: ESD not available"); | |
514 | return; | |
515 | } | |
516 | if (event->GetTimeStamp() == 0 ) { | |
517 | Printf("no time stamp!"); | |
518 | return; | |
519 | } | |
74235403 | 520 | |
2be25cc9 | 521 | //fd |
c74c5f6c | 522 | // Find cosmic pairs |
523 | // | |
524 | // Track0 is choosen in upper TPC part | |
525 | // Track1 is choosen in lower TPC part | |
526 | // | |
cc65e4f5 | 527 | const Int_t kMinClustersCross =30; |
528 | const Int_t kMinClusters =80; | |
c74c5f6c | 529 | Int_t ntracks=event->GetNumberOfTracks(); |
530 | if (ntracks==0) return; | |
74235403 | 531 | if (ntracks > fCutTracks) return; |
532 | ||
a390f11f | 533 | if (GetDebugLevel()>20) printf("Hallo world: Im here\n"); |
3e0d9569 | 534 | AliESDfriend *esdFriend=(AliESDfriend*)(((AliESDEvent*)event)->FindListObject("AliESDfriend")); |
c74c5f6c | 535 | |
536 | TObjArray tpcSeeds(ntracks); | |
537 | Double_t vtxx[3]={0,0,0}; | |
538 | Double_t svtxx[3]={0.000001,0.000001,100.}; | |
539 | AliESDVertex vtx(vtxx,svtxx); | |
540 | // | |
541 | // track loop | |
542 | // | |
cc65e4f5 | 543 | TArrayI clusterSideA(ntracks); |
544 | TArrayI clusterSideC(ntracks); | |
c74c5f6c | 545 | for (Int_t i=0;i<ntracks;++i) { |
cc65e4f5 | 546 | clusterSideA[i]=0; |
547 | clusterSideC[i]=0; | |
74235403 | 548 | AliESDtrack *track = event->GetTrack(i); |
549 | ||
550 | const AliExternalTrackParam * trackIn = track->GetInnerParam(); | |
551 | const AliExternalTrackParam * trackOut = track->GetOuterParam(); | |
552 | if (!trackIn) continue; | |
553 | if (!trackOut) continue; | |
554 | ||
6ba68367 | 555 | AliESDfriendTrack *friendTrack = esdFriend->GetTrack(i); |
b1c27e4f | 556 | if (!friendTrack) continue; |
3e55050f | 557 | if (friendTrack) ProcessSame(track,friendTrack,event); |
6ba68367 | 558 | if (friendTrack) ProcessAlignITS(track,friendTrack,event,esdFriend); |
0dac7b3a | 559 | if (friendTrack) ProcessAlignTRD(track,friendTrack); |
817766d5 | 560 | if (friendTrack) ProcessAlignTOF(track,friendTrack); |
74235403 | 561 | TObject *calibObject; |
562 | AliTPCseed *seed = 0; | |
563 | for (Int_t l=0;(calibObject=friendTrack->GetCalibObject(l));++l) if ((seed=dynamic_cast<AliTPCseed*>(calibObject))) break; | |
cc65e4f5 | 564 | if (seed) { |
565 | tpcSeeds.AddAt(seed,i); | |
566 | Int_t nA=0, nC=0; | |
567 | for (Int_t irow=159;irow>0;irow--) { | |
568 | AliTPCclusterMI *cl=seed->GetClusterPointer(irow); | |
569 | if (!cl) continue; | |
570 | if ((cl->GetDetector()%36)<18) nA++; | |
571 | if ((cl->GetDetector()%36)>=18) nC++; | |
572 | } | |
573 | clusterSideA[i]=nA; | |
574 | clusterSideC[i]=nC; | |
575 | } | |
c74c5f6c | 576 | } |
c74c5f6c | 577 | if (ntracks<2) return; |
578 | // | |
579 | // Find pairs | |
580 | // | |
d3ce44cb | 581 | |
c74c5f6c | 582 | for (Int_t i=0;i<ntracks;++i) { |
74235403 | 583 | AliESDtrack *track0 = event->GetTrack(i); |
c74c5f6c | 584 | // track0 - choosen upper part |
585 | if (!track0) continue; | |
586 | if (!track0->GetOuterParam()) continue; | |
587 | if (track0->GetOuterParam()->GetAlpha()<0) continue; | |
588 | Double_t d1[3]; | |
589 | track0->GetDirection(d1); | |
590 | for (Int_t j=0;j<ntracks;++j) { | |
591 | if (i==j) continue; | |
74235403 | 592 | AliESDtrack *track1 = event->GetTrack(j); |
593 | //track 1 lower part | |
594 | if (!track1) continue; | |
595 | if (!track1->GetOuterParam()) continue; | |
cc65e4f5 | 596 | if (track0->GetTPCNcls()+ track1->GetTPCNcls()< kMinClusters) continue; |
597 | Int_t nAC = TMath::Max( TMath::Min(clusterSideA[i], clusterSideC[j]), | |
598 | TMath::Min(clusterSideC[i], clusterSideA[j])); | |
599 | if (nAC<kMinClustersCross) continue; | |
600 | Int_t nA0=clusterSideA[i]; | |
601 | Int_t nC0=clusterSideC[i]; | |
602 | Int_t nA1=clusterSideA[j]; | |
603 | Int_t nC1=clusterSideC[j]; | |
3e55050f | 604 | // if (track1->GetOuterParam()->GetAlpha()>0) continue; |
74235403 | 605 | // |
606 | Double_t d2[3]; | |
607 | track1->GetDirection(d2); | |
608 | ||
609 | AliTPCseed * seed0 = (AliTPCseed*) tpcSeeds.At(i); | |
610 | AliTPCseed * seed1 = (AliTPCseed*) tpcSeeds.At(j); | |
611 | if (! seed0) continue; | |
612 | if (! seed1) continue; | |
613 | Float_t dir = (d1[0]*d2[0] + d1[1]*d2[1] + d1[2]*d2[2]); | |
614 | Float_t dist0 = track0->GetLinearD(0,0); | |
615 | Float_t dist1 = track1->GetLinearD(0,0); | |
616 | // | |
617 | // conservative cuts - convergence to be guarantied | |
618 | // applying before track propagation | |
3e55050f | 619 | if (TMath::Abs(TMath::Abs(dist0)-TMath::Abs(dist1))>fCutMaxD) continue; // distance to the 0,0 |
620 | if (TMath::Abs(dir)<TMath::Abs(fCutMinDir)) continue; // direction vector product | |
74235403 | 621 | Float_t bz = AliTracker::GetBz(); |
622 | Float_t dvertex0[2]; //distance to 0,0 | |
623 | Float_t dvertex1[2]; //distance to 0,0 | |
624 | track0->GetDZ(0,0,0,bz,dvertex0); | |
625 | track1->GetDZ(0,0,0,bz,dvertex1); | |
626 | if (TMath::Abs(dvertex0[1])>250) continue; | |
627 | if (TMath::Abs(dvertex1[1])>250) continue; | |
628 | // | |
629 | // | |
630 | // | |
631 | Float_t dmax = TMath::Max(TMath::Abs(dist0),TMath::Abs(dist1)); | |
632 | AliExternalTrackParam param0(*track0); | |
633 | AliExternalTrackParam param1(*track1); | |
634 | // | |
635 | // Propagate using Magnetic field and correct fo material budget | |
636 | // | |
9963b5e2 | 637 | AliTracker::PropagateTrackTo(¶m0,dmax+1,TDatabasePDG::Instance()->GetParticle("e-")->Mass(),3,kTRUE); |
638 | AliTracker::PropagateTrackTo(¶m1,dmax+1,TDatabasePDG::Instance()->GetParticle("e-")->Mass(),3,kTRUE); | |
74235403 | 639 | // |
640 | // Propagate rest to the 0,0 DCA - z should be ignored | |
641 | // | |
642 | //Bool_t b0 = ; | |
643 | param0.PropagateToDCA(&vtx,bz,1000); | |
644 | //Bool_t b1 = | |
645 | param1.PropagateToDCA(&vtx,bz,1000); | |
74235403 | 646 | param0.GetDZ(0,0,0,bz,dvertex0); |
647 | param1.GetDZ(0,0,0,bz,dvertex1); | |
dde68d36 | 648 | Double_t xyz0[3]; |
649 | Double_t xyz1[3]; | |
74235403 | 650 | param0.GetXYZ(xyz0); |
651 | param1.GetXYZ(xyz1); | |
652 | Bool_t isPair = IsPair(¶m0,¶m1); | |
d3ce44cb | 653 | Bool_t isCross = IsCross(track0, track1); |
dde68d36 | 654 | Bool_t isSame = IsSame(track0, track1); |
d3ce44cb | 655 | |
dde68d36 | 656 | THnSparse* hist=new THnSparseF("","HistVdrift;time;p/T ratio;Vdrift;run",4,fBinsVdrift,fXminVdrift,fXmaxVdrift); |
657 | TString shortName=hist->ClassName(); | |
658 | shortName+="_MEAN_VDRIFT_COSMICS_"; | |
659 | delete hist; | |
660 | hist=NULL; | |
661 | ||
3e55050f | 662 | if((isSame) || (isCross && isPair)){ |
663 | if (track0->GetTPCNcls()+ track1->GetTPCNcls()> 80) { | |
74235403 | 664 | fDz = param0.GetZ() - param1.GetZ(); |
cc65e4f5 | 665 | Double_t sign=(nA0>nA1)? 1:-1; |
666 | fDz*=sign; | |
74235403 | 667 | TTimeStamp tstamp(fTime); |
668 | Double_t ptrelative0 = AliTPCcalibDB::GetPTRelative(tstamp,fRun,0); | |
669 | Double_t ptrelative1 = AliTPCcalibDB::GetPTRelative(tstamp,fRun,1); | |
dde68d36 | 670 | Double_t vecDrift[4]={fTime,(ptrelative0+ptrelative1)/2.0,fDz/500.0,event->GetRunNumber()}; |
671 | THnSparse* curHist=NULL; | |
672 | TString name=""; | |
673 | ||
674 | name=shortName; | |
675 | name+=event->GetFiredTriggerClasses(); | |
676 | name.ToUpper(); | |
677 | curHist=(THnSparseF*)fArrayDz->FindObject(name); | |
74235403 | 678 | if(!curHist){ |
dde68d36 | 679 | curHist=new THnSparseF(name,"HistVdrift;time;p/T ratio;Vdrift;run",4,fBinsVdrift,fXminVdrift,fXmaxVdrift); |
680 | fArrayDz->AddLast(curHist); | |
74235403 | 681 | } |
dde68d36 | 682 | // curHist=(THnSparseF*)(fMapDz->GetValue(event->GetFiredTriggerClasses())); |
683 | // if(!curHist){ | |
684 | // curHist=new THnSparseF(event->GetFiredTriggerClasses(),"HistVdrift;time;p/T ratio;Vdrift;run",4,fBinsVdrift,fXminVdrift,fXmaxVdrift); | |
685 | // fMapDz->Add(new TObjString(event->GetFiredTriggerClasses()),curHist); | |
686 | // } | |
687 | curHist->Fill(vecDrift); | |
74235403 | 688 | |
dde68d36 | 689 | name=shortName; |
690 | name+="ALL"; | |
691 | name.ToUpper(); | |
692 | curHist=(THnSparseF*)fArrayDz->FindObject(name); | |
74235403 | 693 | if(!curHist){ |
dde68d36 | 694 | curHist=new THnSparseF(name,"HistVdrift;time;p/T ratio;Vdrift;run",4,fBinsVdrift,fXminVdrift,fXmaxVdrift); |
695 | fArrayDz->AddLast(curHist); | |
74235403 | 696 | } |
dde68d36 | 697 | // curHist=(THnSparseF*)(fMapDz->GetValue("all")); |
698 | // if(!curHist){ | |
699 | // curHist=new THnSparseF("all","HistVdrift;time;p/T ratio;Vdrift;run",4,fBinsVdrift,fXminVdrift,fXmaxVdrift); | |
700 | // fMapDz->Add(new TObjString("all"),curHist); | |
701 | // } | |
702 | curHist->Fill(vecDrift); | |
74235403 | 703 | } |
704 | } | |
d3ce44cb | 705 | TTreeSRedirector *cstream = GetDebugStreamer(); |
706 | if (fStreamLevel>0){ | |
707 | if (cstream){ | |
708 | (*cstream)<<"trackInfo"<< | |
709 | "tr0.="<<track0<< | |
710 | "tr1.="<<track1<< | |
711 | "p0.="<<¶m0<< | |
712 | "p1.="<<¶m1<< | |
cc65e4f5 | 713 | "nAC="<<nAC<< |
714 | "nA0="<<nA0<< | |
715 | "nA1="<<nA1<< | |
716 | "nC0="<<nC0<< | |
717 | "nC1="<<nC1<< | |
d3ce44cb | 718 | "isPair="<<isPair<< |
719 | "isCross="<<isCross<< | |
dde68d36 | 720 | "isSame="<<isSame<< |
d3ce44cb | 721 | "fDz="<<fDz<< |
722 | "fRun="<<fRun<< | |
723 | "fTime="<<fTime<< | |
724 | "\n"; | |
725 | } | |
726 | } | |
c74c5f6c | 727 | } // end 2nd order loop |
728 | } // end 1st order loop | |
74235403 | 729 | |
2be25cc9 | 730 | if (fStreamLevel>0){ |
731 | TTreeSRedirector *cstream = GetDebugStreamer(); | |
732 | if (cstream){ | |
2be25cc9 | 733 | (*cstream)<<"timeInfo"<< |
734 | "run="<<fRun<< // run number | |
735 | "event="<<fEvent<< // event number | |
736 | "time="<<fTime<< // time stamp of event | |
737 | "trigger="<<fTrigger<< // trigger | |
738 | "mag="<<fMagF<< // magnetic field | |
739 | // Environment values | |
2be25cc9 | 740 | // |
741 | // accumulated values | |
742 | // | |
743 | "fDz="<<fDz<< //! current delta z | |
2be25cc9 | 744 | "trigger="<<event->GetFiredTriggerClasses()<< |
745 | "\n"; | |
746 | } | |
747 | } | |
a390f11f | 748 | if (GetDebugLevel()>20) printf("Trigger: %s\n",event->GetFiredTriggerClasses().Data()); |
c74c5f6c | 749 | } |
750 | ||
70036ef3 | 751 | void AliTPCcalibTime::ProcessBeam(const AliESDEvent *const event){ |
752 | // | |
753 | // | |
754 | // | |
755 | const Int_t kMinClusters =80; | |
756 | const Int_t kMinTracks =2; // minimal number of tracks to define the vertex | |
757 | const Double_t kMaxTgl =1.2; // maximal Tgl (z angle) | |
758 | const Double_t kMinPt =0.2; // minimal pt | |
759 | const Double_t kMaxD0 =10; // cut on distance to the primary vertex first guess | |
760 | const Double_t kMaxZ0 =20; | |
761 | const Double_t kMaxD =5; // cut on distance to the primary vertex | |
762 | const Double_t kMaxZ =4; // maximal z distance between tracks form the same side | |
763 | const Double_t kMaxChi2 =15; // maximal chi2 of the TPCvertex | |
764 | const Double_t kCumulCovarXY=0.01; //increase the error of cumul vertex 100 microns profile | |
765 | const Double_t kCumulCovarZ=250.; //increase the error of cumul vertex | |
766 | ||
767 | Float_t dca0[2]={0,0}; | |
768 | Double_t dcaVertex[2]={0,0}; | |
769 | ||
770 | Int_t ntracks=event->GetNumberOfTracks(); | |
771 | if (ntracks==0) return; | |
772 | if (ntracks > fCutTracks) return; | |
773 | // | |
774 | AliESDfriend *esdFriend=(AliESDfriend*)(((AliESDEvent*)event)->FindListObject("AliESDfriend")); | |
775 | // | |
776 | // Divide tracks to A and C side tracks - using the cluster indexes | |
777 | TObjArray tracksA(ntracks); | |
778 | TObjArray tracksC(ntracks); | |
6ba68367 | 779 | // |
70036ef3 | 780 | AliESDVertex *vertexSPD = (AliESDVertex *)event->GetPrimaryVertexSPD(); |
781 | AliESDVertex *vertex = (AliESDVertex *)event->GetPrimaryVertex(); | |
782 | AliESDVertex *vertexTracks = (AliESDVertex *)event->GetPrimaryVertexTracks(); | |
783 | Double_t vertexZA[10000], vertexZC[10000]; | |
6ba68367 | 784 | // |
70036ef3 | 785 | Int_t ntracksA= 0; |
786 | Int_t ntracksC= 0; | |
787 | // | |
788 | for (Int_t itrack=0;itrack<ntracks;itrack++) { | |
789 | AliESDtrack *track = event->GetTrack(itrack); | |
790 | AliESDfriendTrack *friendTrack = esdFriend->GetTrack(itrack); | |
791 | if (!friendTrack) continue; | |
792 | if (TMath::Abs(track->GetTgl())>kMaxTgl) continue; | |
793 | if (TMath::Abs(track->Pt())<kMinPt) continue; | |
794 | const AliExternalTrackParam * trackIn = track->GetInnerParam(); | |
795 | TObject *calibObject=0; | |
796 | AliTPCseed *seed = 0; | |
797 | Int_t nA=0, nC=0; | |
798 | for (Int_t l=0;(calibObject=friendTrack->GetCalibObject(l));++l) if ((seed=dynamic_cast<AliTPCseed*>(calibObject))) break; | |
799 | if (seed) { | |
800 | for (Int_t irow=159;irow>0;irow--) { | |
801 | AliTPCclusterMI *cl=seed->GetClusterPointer(irow); | |
802 | if (!cl) continue; | |
803 | if ((cl->GetDetector()%36)<18) nA++; | |
804 | if ((cl->GetDetector()%36)>=18) nC++; | |
805 | } | |
806 | if ((nA>kMinClusters || nC>kMinClusters) && (nA*nC==0) ){ | |
807 | track->GetImpactParameters(dca0[0],dca0[1]); | |
808 | if (TMath::Abs(dca0[0])>kMaxD0) continue; | |
809 | if (TMath::Abs(dca0[1])>kMaxZ0) continue; | |
810 | AliExternalTrackParam pTPCvertex(*trackIn); | |
811 | if (!AliTracker::PropagateTrackToBxByBz(&pTPCvertex,4.+4.*TMath::Abs(dca0[0]),0.1,2,kTRUE)) continue; | |
812 | pTPCvertex.PropagateToDCA(vertex,AliTracker::GetBz(), kMaxD, dcaVertex,0); | |
813 | if (TMath::Abs(dcaVertex[0])>kMaxD) continue; | |
814 | if (nA>kMinClusters &&nC==0) { tracksA.AddLast(pTPCvertex.Clone()); vertexZA[ntracksA++] = pTPCvertex.GetZ();} | |
815 | if (nC>kMinClusters &&nA==0) {tracksC.AddLast(pTPCvertex.Clone()); vertexZC[ntracksC++] = pTPCvertex.GetZ();} | |
816 | } | |
817 | } | |
818 | } | |
819 | Double_t medianZA=TMath::Median(ntracksA, vertexZA); | |
820 | Double_t medianZC=TMath::Median(ntracksC, vertexZC); | |
821 | Int_t flags=0; | |
822 | static Double_t deltaZ[1000]={0}; | |
823 | static Int_t counterZ=0; | |
824 | static AliKFVertex cumulVertexA, cumulVertexC, cumulVertexAC; // cumulative vertex | |
825 | AliKFVertex vertexA, vertexC; | |
826 | // | |
827 | ntracksA= tracksA.GetEntriesFast(); | |
828 | ntracksC= tracksC.GetEntriesFast(); | |
829 | if (ntracksA>kMinTracks && ntracksC>kMinTracks){ | |
830 | deltaZ[counterZ%1000]=medianZA-medianZC; | |
831 | counterZ+=1; | |
832 | Double_t medianDelta=(counterZ>=1000)? TMath::Median(1000, deltaZ): TMath::Median(counterZ, deltaZ); | |
833 | if (TMath::Abs(medianDelta-(medianZA-medianZC))>kMaxZ) flags+=16; | |
834 | // increse the error of cumulative vertex at the beginning of event | |
835 | cumulVertexA.Covariance(0,0)+=kCumulCovarXY*kCumulCovarXY; | |
836 | cumulVertexA.Covariance(1,1)+=kCumulCovarXY*kCumulCovarXY; | |
837 | cumulVertexA.Covariance(2,2)+=kCumulCovarZ*kCumulCovarZ; | |
838 | cumulVertexC.Covariance(0,0)+=kCumulCovarXY*kCumulCovarXY; | |
839 | cumulVertexC.Covariance(1,1)+=kCumulCovarXY*kCumulCovarXY; | |
840 | cumulVertexC.Covariance(2,2)+=kCumulCovarZ*kCumulCovarZ; | |
841 | cumulVertexAC.Covariance(0,0)+=kCumulCovarXY*kCumulCovarXY; | |
842 | cumulVertexAC.Covariance(1,1)+=kCumulCovarXY*kCumulCovarXY; | |
843 | cumulVertexAC.Covariance(2,2)+=kCumulCovarZ*kCumulCovarZ; | |
844 | // | |
845 | for (Int_t iA=0; iA<ntracksA; iA++){ | |
846 | if (flags!=0) continue; | |
847 | AliExternalTrackParam *aliTrack = (AliExternalTrackParam *)tracksA.At(iA); | |
848 | if (TMath::Abs(aliTrack->GetZ()-medianZA)>kMaxZ) continue; | |
849 | AliKFParticle part(*aliTrack,211); | |
850 | vertexA+=part; | |
851 | cumulVertexA+=part; | |
852 | cumulVertexAC+=part; | |
853 | } | |
854 | for (Int_t iC=0; iC<ntracksC; iC++){ | |
855 | if (flags!=0) continue; | |
856 | AliExternalTrackParam *aliTrack = (AliExternalTrackParam *)tracksC.At(iC); | |
857 | if (TMath::Abs(aliTrack->GetZ()-medianZC)>kMaxZ) continue; | |
858 | AliKFParticle part(*aliTrack,211); | |
859 | vertexC+=part; | |
860 | cumulVertexC+=part; | |
861 | cumulVertexAC+=part; | |
862 | } | |
863 | if (vertexA.GetNDF()<kMinTracks) flags+=32; | |
864 | if (vertexC.GetNDF()<kMinTracks) flags+=32; | |
865 | if (TMath::Abs(vertexA.Z()-medianZA)>kMaxZ) flags+=1; //apply cuts | |
866 | if (TMath::Abs(vertexC.Z()-medianZC)>kMaxZ) flags+=2; | |
867 | if (TMath::Abs(vertexA.GetChi2()/vertexA.GetNDF()+vertexC.GetChi2()/vertexC.GetNDF())> kMaxChi2) flags+=4; | |
868 | if (flags==0 &&cumulVertexC.GetNDF()>20&&cumulVertexA.GetNDF()){ | |
869 | Double_t cont[2]={0,fTime}; | |
870 | // | |
871 | cont[0]= cumulVertexA.X(); | |
872 | fTPCVertex[0]->Fill(cont); | |
873 | cont[0]= cumulVertexC.X(); | |
874 | fTPCVertex[1]->Fill(cont); | |
875 | cont[0]= 0.5*(cumulVertexA.X()-cumulVertexC.X()); | |
876 | fTPCVertex[2]->Fill(cont); | |
877 | cont[0]= 0.5*(cumulVertexA.X()+cumulVertexC.X())-vertex->GetX(); | |
878 | fTPCVertex[3]->Fill(cont); | |
879 | // | |
880 | cont[0]= cumulVertexA.Y(); | |
881 | fTPCVertex[4]->Fill(cont); | |
882 | cont[0]= cumulVertexC.Y(); | |
883 | fTPCVertex[5]->Fill(cont); | |
884 | cont[0]= 0.5*(cumulVertexA.Y()-cumulVertexC.Y()); | |
885 | fTPCVertex[6]->Fill(cont); | |
886 | cont[0]= 0.5*(cumulVertexA.Y()+cumulVertexC.Y())-vertex->GetY(); | |
887 | fTPCVertex[7]->Fill(cont); | |
888 | // | |
889 | // | |
890 | cont[0]= 0.5*(cumulVertexA.Z()+cumulVertexC.Z()); | |
891 | fTPCVertex[8]->Fill(cont); | |
892 | cont[0]= 0.5*(cumulVertexA.Z()-cumulVertexC.Z()); | |
893 | fTPCVertex[9]->Fill(cont); | |
894 | cont[0]= 0.5*(cumulVertexA.Z()-cumulVertexC.Z()); | |
895 | fTPCVertex[10]->Fill(cont); | |
896 | cont[0]= 0.5*(cumulVertexA.Z()+cumulVertexC.Z())-vertex->GetZ(); | |
897 | fTPCVertex[11]->Fill(cont); | |
898 | } | |
899 | // | |
900 | TTreeSRedirector *cstream = GetDebugStreamer(); | |
901 | if (cstream){ | |
902 | /* | |
903 | TCut cutChi2= "sqrt(vA.fChi2/vA.fNDF+vC.fChi2/vC.fNDF)<10"; // chi2 Cut e.g 10 | |
904 | TCut cutXY= "sqrt((vA.fP[0]-vC.fP[0])^2+(vA.fP[0]-vC.fP[1])^2)<5"; // vertex Cut | |
905 | TCut cutZ= "abs(vA.fP[2]-mZA)<3&&abs(vC.fP[2]-mZC)<5"; // vertex Cut | |
906 | tree->Draw("sqrt(vA.fChi2/vA.fNDF)","sqrt(vA.fChi2/vA.fNDF)<100","") | |
907 | ||
908 | */ | |
909 | vertexA.Print(); | |
910 | vertexC.Print(); | |
911 | (*cstream)<<"vertexTPC"<< | |
912 | "flags="<<flags<< // rejection flags | |
913 | "vSPD.="<<vertexSPD<< // SPD vertex | |
914 | "vT.="<<vertexTracks<< // track vertex | |
915 | "v.="<<vertex<< // esd vertex | |
916 | "mZA="<<medianZA<< // median Z position at vertex A side | |
917 | "mZC="<<medianZC<< // median Z position at vertex C side | |
918 | "mDelta="<<medianDelta<< // median delta A side -C side | |
919 | "counter="<<counterZ<< // counter Z | |
920 | // | |
921 | "vA.="<<&vertexA<< // vertex A side | |
922 | "vC.="<<&vertexC<< // vertex C side | |
923 | "cvA.="<<&cumulVertexA<< // cumulative vertex A side | |
924 | "cvC.="<<&cumulVertexC<< // cumulative vertex C side | |
925 | "cvAC.="<<&cumulVertexAC<< // cumulative vertex A+C side | |
926 | "nA="<<ntracksA<< // contributors | |
927 | "nC="<<ntracksC<< // contributors | |
928 | "\n"; | |
929 | } | |
930 | } | |
931 | tracksA.Delete(); | |
932 | tracksC.Delete(); | |
dde68d36 | 933 | } |
934 | ||
6ba68367 | 935 | void AliTPCcalibTime::Analyze(){ |
936 | // | |
937 | // Special macro to analyze result of calibration and extract calibration entries | |
938 | // Not yet ported to the Analyze function yet | |
939 | // | |
940 | } | |
74235403 | 941 | |
2811495d | 942 | THnSparse* AliTPCcalibTime::GetHistoDrift(const char* name) const |
943 | { | |
6ba68367 | 944 | // |
945 | // Get histogram for given trigger mask | |
946 | // | |
dde68d36 | 947 | TIterator* iterator = fArrayDz->MakeIterator(); |
948 | iterator->Reset(); | |
949 | TString newName=name; | |
950 | newName.ToUpper(); | |
951 | THnSparse* newHist=new THnSparseF(newName,"HistVdrift;time;p/T ratio;Vdrift;run",4,fBinsVdrift,fXminVdrift,fXmaxVdrift); | |
952 | THnSparse* addHist=NULL; | |
953 | while((addHist=(THnSparseF*)iterator->Next())){ | |
954 | if(!addHist) continue; | |
955 | TString histName=addHist->GetName(); | |
956 | if(!histName.Contains(newName)) continue; | |
957 | addHist->Print(); | |
958 | newHist->Add(addHist); | |
74235403 | 959 | } |
dde68d36 | 960 | return newHist; |
74235403 | 961 | } |
962 | ||
2811495d | 963 | TObjArray* AliTPCcalibTime::GetHistoDrift() const |
964 | { | |
6ba68367 | 965 | // |
966 | // return array of histograms | |
967 | // | |
dde68d36 | 968 | return fArrayDz; |
74235403 | 969 | } |
970 | ||
971 | TGraphErrors* AliTPCcalibTime::GetGraphDrift(const char* name){ | |
6ba68367 | 972 | // |
973 | // Make a drift velocity (delta Z) graph | |
974 | // | |
dde68d36 | 975 | THnSparse* histoDrift=GetHistoDrift(name); |
976 | TGraphErrors* graphDrift=NULL; | |
977 | if(histoDrift){ | |
978 | graphDrift=FitSlices(histoDrift,2,0,400,100,0.05,0.95, kTRUE); | |
979 | TString end=histoDrift->GetName(); | |
980 | Int_t pos=end.Index("_"); | |
981 | end=end(pos,end.Capacity()-pos); | |
982 | TString graphName=graphDrift->ClassName(); | |
983 | graphName+=end; | |
984 | graphName.ToUpper(); | |
985 | graphDrift->SetName(graphName); | |
74235403 | 986 | } |
987 | return graphDrift; | |
988 | } | |
989 | ||
dde68d36 | 990 | TObjArray* AliTPCcalibTime::GetGraphDrift(){ |
6ba68367 | 991 | // |
992 | // make a array of drift graphs | |
993 | // | |
dde68d36 | 994 | TObjArray* arrayGraphDrift=new TObjArray(); |
995 | TIterator* iterator=fArrayDz->MakeIterator(); | |
74235403 | 996 | iterator->Reset(); |
dde68d36 | 997 | THnSparse* addHist=NULL; |
998 | while((addHist=(THnSparseF*)iterator->Next())) arrayGraphDrift->AddLast(GetGraphDrift(addHist->GetName())); | |
999 | return arrayGraphDrift; | |
74235403 | 1000 | } |
1001 | ||
dde68d36 | 1002 | AliSplineFit* AliTPCcalibTime::GetFitDrift(const char* name){ |
6ba68367 | 1003 | // |
1004 | // Make a fit AliSplinefit of drift velocity | |
1005 | // | |
d3ce44cb | 1006 | TGraph* graphDrift=GetGraphDrift(name); |
dde68d36 | 1007 | AliSplineFit* fitDrift=NULL; |
74235403 | 1008 | if(graphDrift && graphDrift->GetN()){ |
dde68d36 | 1009 | fitDrift=new AliSplineFit(); |
1010 | fitDrift->SetGraph(graphDrift); | |
1011 | fitDrift->SetMinPoints(graphDrift->GetN()+1); | |
1012 | fitDrift->InitKnots(graphDrift,2,0,0.001); | |
1013 | fitDrift->SplineFit(0); | |
1014 | TString end=graphDrift->GetName(); | |
1015 | Int_t pos=end.Index("_"); | |
1016 | end=end(pos,end.Capacity()-pos); | |
1017 | TString fitName=fitDrift->ClassName(); | |
1018 | fitName+=end; | |
1019 | fitName.ToUpper(); | |
1020 | //fitDrift->SetName(fitName); | |
74235403 | 1021 | delete graphDrift; |
dde68d36 | 1022 | graphDrift=NULL; |
74235403 | 1023 | } |
1024 | return fitDrift; | |
1025 | } | |
1026 | ||
74235403 | 1027 | |
2811495d | 1028 | Long64_t AliTPCcalibTime::Merge(TCollection *const li) { |
6ba68367 | 1029 | // |
1030 | // Object specific merging procedure | |
1031 | // | |
c74c5f6c | 1032 | TIterator* iter = li->MakeIterator(); |
1033 | AliTPCcalibTime* cal = 0; | |
1034 | ||
1035 | while ((cal = (AliTPCcalibTime*)iter->Next())) { | |
1036 | if (!cal->InheritsFrom(AliTPCcalibTime::Class())) { | |
1037 | Error("Merge","Attempt to add object of class %s to a %s", cal->ClassName(), this->ClassName()); | |
1038 | return -1; | |
1039 | } | |
2be25cc9 | 1040 | for (Int_t imeas=0; imeas<3; imeas++){ |
1041 | if (cal->GetHistVdriftLaserA(imeas) && cal->GetHistVdriftLaserA(imeas)){ | |
1042 | fHistVdriftLaserA[imeas]->Add(cal->GetHistVdriftLaserA(imeas)); | |
1043 | fHistVdriftLaserC[imeas]->Add(cal->GetHistVdriftLaserC(imeas)); | |
1044 | } | |
1045 | } | |
9112627b | 1046 | // |
70036ef3 | 1047 | if (fTPCVertex && cal->fTPCVertex) |
1048 | for (Int_t imeas=0; imeas<12; imeas++){ | |
1049 | fTPCVertex[imeas]->Add(cal->fTPCVertex[imeas]); | |
1050 | } | |
1051 | ||
9112627b | 1052 | for (Int_t imeas=0; imeas<5; imeas++){ |
b9908d0b | 1053 | if (cal->GetResHistoTPCCE(imeas) && cal->GetResHistoTPCCE(imeas)){ |
1054 | fResHistoTPCCE[imeas]->Add(cal->fResHistoTPCCE[imeas]); | |
1055 | }else{ | |
1056 | fResHistoTPCCE[imeas]=(THnSparse*)cal->fResHistoTPCCE[imeas]->Clone(); | |
1057 | } | |
9112627b | 1058 | if (cal->GetResHistoTPCITS(imeas) && cal->GetResHistoTPCITS(imeas)){ |
1059 | fResHistoTPCITS[imeas]->Add(cal->fResHistoTPCITS[imeas]); | |
1060 | fResHistoTPCvertex[imeas]->Add(cal->fResHistoTPCvertex[imeas]); | |
33fc6b9e | 1061 | } |
1062 | if (cal->fResHistoTPCTRD[imeas]){ | |
1063 | if (fResHistoTPCTRD[imeas]) | |
1064 | fResHistoTPCTRD[imeas]->Add(cal->fResHistoTPCTRD[imeas]); | |
1065 | else | |
1066 | fResHistoTPCTRD[imeas]=(THnSparse*)cal->fResHistoTPCTRD[imeas]->Clone(); | |
1067 | } | |
1068 | if (cal->fResHistoTPCTOF[imeas]){ | |
1069 | if (fResHistoTPCTOF[imeas]) | |
1070 | fResHistoTPCTOF[imeas]->Add(cal->fResHistoTPCTOF[imeas]); | |
1071 | else | |
1072 | fResHistoTPCTOF[imeas]=(THnSparse*)cal->fResHistoTPCTOF[imeas]->Clone(); | |
9112627b | 1073 | } |
97d3fea0 | 1074 | |
1075 | if (cal->fArrayLaserA){ | |
1076 | fArrayLaserA->Expand(fArrayLaserA->GetEntriesFast()+cal->fArrayLaserA->GetEntriesFast()); | |
1077 | fArrayLaserC->Expand(fArrayLaserC->GetEntriesFast()+cal->fArrayLaserC->GetEntriesFast()); | |
1078 | for (Int_t ical=0; ical<cal->fArrayLaserA->GetEntriesFast(); ical++){ | |
1079 | if (cal->fArrayLaserA->UncheckedAt(ical)) fArrayLaserA->AddLast(cal->fArrayLaserA->UncheckedAt(ical)->Clone()); | |
1080 | if (cal->fArrayLaserC->UncheckedAt(ical)) fArrayLaserC->AddLast(cal->fArrayLaserC->UncheckedAt(ical)->Clone()); | |
1081 | } | |
1082 | } | |
1083 | ||
9112627b | 1084 | } |
dde68d36 | 1085 | TObjArray* addArray=cal->GetHistoDrift(); |
1086 | if(!addArray) return 0; | |
1087 | TIterator* iterator = addArray->MakeIterator(); | |
2be25cc9 | 1088 | iterator->Reset(); |
dde68d36 | 1089 | THnSparse* addHist=NULL; |
1090 | while((addHist=(THnSparseF*)iterator->Next())){ | |
1091 | if(!addHist) continue; | |
2be25cc9 | 1092 | addHist->Print(); |
dde68d36 | 1093 | THnSparse* localHist=(THnSparseF*)fArrayDz->FindObject(addHist->GetName()); |
2be25cc9 | 1094 | if(!localHist){ |
1095 | localHist=new THnSparseF(addHist->GetName(),"HistVdrift;time;p/T ratio;Vdrift;run",4,fBinsVdrift,fXminVdrift,fXmaxVdrift); | |
dde68d36 | 1096 | fArrayDz->AddLast(localHist); |
2be25cc9 | 1097 | } |
1098 | localHist->Add(addHist); | |
1099 | } | |
391ffdb2 | 1100 | |
d3ce44cb | 1101 | for(Int_t i=0;i<10;i++) if (cal->GetCosmiMatchingHisto(i)) fCosmiMatchingHisto[i]->Add(cal->GetCosmiMatchingHisto(i)); |
3e55050f | 1102 | // |
1103 | // Merge alignment | |
1104 | // | |
1105 | for (Int_t itype=0; itype<3; itype++){ | |
1106 | // | |
1107 | // | |
1108 | TObjArray *arr0= 0; | |
1109 | TObjArray *arr1= 0; | |
1110 | if (itype==0) {arr0=fAlignITSTPC; arr1=cal->fAlignITSTPC;} | |
1111 | if (itype==1) {arr0=fAlignTRDTPC; arr1=cal->fAlignTRDTPC;} | |
1112 | if (itype==2) {arr0=fAlignTOFTPC; arr1=cal->fAlignTOFTPC;} | |
1113 | if (!arr1) continue; | |
1114 | if (!arr0) arr0=new TObjArray(arr1->GetEntriesFast()); | |
1115 | if (arr1->GetEntriesFast()>arr0->GetEntriesFast()){ | |
1116 | arr0->Expand(arr1->GetEntriesFast()); | |
1117 | } | |
1118 | for (Int_t i=0;i<arr1->GetEntriesFast(); i++){ | |
1119 | AliRelAlignerKalman *kalman1 = (AliRelAlignerKalman *)arr1->UncheckedAt(i); | |
1120 | AliRelAlignerKalman *kalman0 = (AliRelAlignerKalman *)arr0->UncheckedAt(i); | |
1121 | if (!kalman1) continue; | |
1122 | if (!kalman0) {arr0->AddAt(new AliRelAlignerKalman(*kalman1),i); continue;} | |
1123 | kalman0->SetRejectOutliers(kFALSE); | |
1124 | kalman0->Merge(kalman1); | |
1125 | } | |
1126 | } | |
1127 | ||
c74c5f6c | 1128 | } |
c74c5f6c | 1129 | return 0; |
c74c5f6c | 1130 | } |
1131 | ||
c74c5f6c | 1132 | Bool_t AliTPCcalibTime::IsPair(AliExternalTrackParam *tr0, AliExternalTrackParam *tr1){ |
c74c5f6c | 1133 | /* |
1134 | // 0. Same direction - OPOSITE - cutDir +cutT | |
1135 | TCut cutDir("cutDir","dir<-0.99") | |
1136 | // 1. | |
1137 | TCut cutT("cutT","abs(Tr1.fP[3]+Tr0.fP[3])<0.03") | |
1138 | // | |
1139 | // 2. The same rphi | |
1140 | TCut cutD("cutD","abs(Tr0.fP[0]+Tr1.fP[0])<5") | |
1141 | // | |
c74c5f6c | 1142 | TCut cutPt("cutPt","abs(Tr1.fP[4]+Tr0.fP[4])<1&&abs(Tr0.fP[4])+abs(Tr1.fP[4])<10"); |
1143 | // 1/Pt diff cut | |
1144 | */ | |
1145 | const Double_t *p0 = tr0->GetParameter(); | |
1146 | const Double_t *p1 = tr1->GetParameter(); | |
74235403 | 1147 | fCosmiMatchingHisto[0]->Fill(p0[0]+p1[0]); |
1148 | fCosmiMatchingHisto[1]->Fill(p0[1]-p1[1]); | |
d3ce44cb | 1149 | fCosmiMatchingHisto[2]->Fill(tr1->GetAlpha()-tr0->GetAlpha()+TMath::Pi()); |
74235403 | 1150 | fCosmiMatchingHisto[3]->Fill(p0[3]+p1[3]); |
1151 | fCosmiMatchingHisto[4]->Fill(p0[4]+p1[4]); | |
1152 | ||
c74c5f6c | 1153 | if (TMath::Abs(p0[3]+p1[3])>fCutTheta) return kFALSE; |
1154 | if (TMath::Abs(p0[0]+p1[0])>fCutMaxD) return kFALSE; | |
da6c0bc9 | 1155 | if (TMath::Abs(p0[1]-p1[1])>fCutMaxDz) return kFALSE; |
c74c5f6c | 1156 | Double_t d0[3], d1[3]; |
1157 | tr0->GetDirection(d0); | |
1158 | tr1->GetDirection(d1); | |
1159 | if (d0[0]*d1[0] + d0[1]*d1[1] + d0[2]*d1[2] >fCutMinDir) return kFALSE; | |
74235403 | 1160 | |
d3ce44cb | 1161 | fCosmiMatchingHisto[5]->Fill(p0[0]+p1[0]); |
1162 | fCosmiMatchingHisto[6]->Fill(p0[1]-p1[1]); | |
1163 | fCosmiMatchingHisto[7]->Fill(tr1->GetAlpha()-tr0->GetAlpha()+TMath::Pi()); | |
1164 | fCosmiMatchingHisto[8]->Fill(p0[3]+p1[3]); | |
1165 | fCosmiMatchingHisto[9]->Fill(p0[4]+p1[4]); | |
1166 | ||
c74c5f6c | 1167 | return kTRUE; |
1168 | } | |
2811495d | 1169 | Bool_t AliTPCcalibTime::IsCross(AliESDtrack *const tr0, AliESDtrack *const tr1){ |
cc65e4f5 | 1170 | // |
1171 | // check if the cosmic pair of tracks crossed A/C side | |
1172 | // | |
1173 | Bool_t result= tr0->GetOuterParam()->GetZ()*tr1->GetOuterParam()->GetZ()<0; | |
1174 | if (result==kFALSE) return result; | |
1175 | result=kTRUE; | |
1176 | return result; | |
d3ce44cb | 1177 | } |
1178 | ||
2811495d | 1179 | Bool_t AliTPCcalibTime::IsSame(AliESDtrack *const tr0, AliESDtrack *const tr1){ |
3e55050f | 1180 | // |
1181 | // track crossing the CE | |
1182 | // 0. minimal number of clusters | |
1183 | // 1. Same sector +-1 | |
1184 | // 2. Inner and outer track param on opposite side | |
1185 | // 3. Outer and inner track parameter close each to other | |
1186 | // 3. | |
1187 | Bool_t result=kTRUE; | |
1188 | // | |
1189 | // inner and outer on opposite sides in z | |
1190 | // | |
1191 | const Int_t knclCut0 = 30; | |
1192 | const Double_t kalphaCut = 0.4; | |
1193 | // | |
1194 | // 0. minimal number of clusters | |
1195 | // | |
1196 | if (tr0->GetTPCNcls()<knclCut0) return kFALSE; | |
1197 | if (tr1->GetTPCNcls()<knclCut0) return kFALSE; | |
1198 | // | |
1199 | // 1. alpha cut - sector+-1 | |
1200 | // | |
1201 | if (TMath::Abs(tr0->GetOuterParam()->GetAlpha()-tr1->GetOuterParam()->GetAlpha())>kalphaCut) return kFALSE; | |
1202 | // | |
1203 | // 2. Z crossing | |
1204 | // | |
1205 | if (tr0->GetOuterParam()->GetZ()*tr0->GetInnerParam()->GetZ()>0) result&=kFALSE; | |
1206 | if (tr1->GetOuterParam()->GetZ()*tr1->GetInnerParam()->GetZ()>0) result&=kFALSE; | |
1207 | if (result==kFALSE){ | |
1208 | return result; | |
1209 | } | |
1210 | // | |
1211 | // | |
1212 | const Double_t *p0I = tr0->GetInnerParam()->GetParameter(); | |
1213 | const Double_t *p1I = tr1->GetInnerParam()->GetParameter(); | |
1214 | const Double_t *p0O = tr0->GetOuterParam()->GetParameter(); | |
1215 | const Double_t *p1O = tr1->GetOuterParam()->GetParameter(); | |
1216 | // | |
1217 | if (TMath::Abs(p0I[0]-p1I[0])>fCutMaxD) result&=kFALSE; | |
1218 | if (TMath::Abs(p0I[1]-p1I[1])>fCutMaxDz) result&=kFALSE; | |
1219 | if (TMath::Abs(p0I[2]-p1I[2])>fCutTheta) result&=kFALSE; | |
1220 | if (TMath::Abs(p0I[3]-p1I[3])>fCutTheta) result&=kFALSE; | |
1221 | if (TMath::Abs(p0O[0]-p1O[0])>fCutMaxD) result&=kFALSE; | |
1222 | if (TMath::Abs(p0O[1]-p1O[1])>fCutMaxDz) result&=kFALSE; | |
1223 | if (TMath::Abs(p0O[2]-p1O[2])>fCutTheta) result&=kFALSE; | |
1224 | if (TMath::Abs(p0O[3]-p1O[3])>fCutTheta) result&=kFALSE; | |
1225 | if (result==kTRUE){ | |
1226 | result=kTRUE; // just to put break point here | |
1227 | } | |
1228 | return result; | |
dde68d36 | 1229 | } |
1230 | ||
31aa7c5c | 1231 | |
2811495d | 1232 | void AliTPCcalibTime::ProcessSame(AliESDtrack *const track, AliESDfriendTrack *const friendTrack, const AliESDEvent *const event){ |
3e55050f | 1233 | // |
1234 | // Process TPC tracks crossing CE | |
1235 | // | |
1236 | // 0. Select only track crossing the CE | |
1237 | // 1. Cut on the track length | |
b9908d0b | 1238 | // 2. Refit the the track on A and C side separatelly |
3e55050f | 1239 | // 3. Fill time histograms |
1240 | const Int_t kMinNcl=100; | |
1241 | const Int_t kMinNclS=25; // minimul number of clusters on the sides | |
b9908d0b | 1242 | const Double_t pimass=TDatabasePDG::Instance()->GetParticle("pi+")->Mass(); |
1243 | const Double_t kMaxDy=1; // maximal distance in y | |
1244 | const Double_t kMaxDsnp=0.05; // maximal distance in snp | |
1245 | const Double_t kMaxDtheta=0.05; // maximal distance in theta | |
1246 | ||
3e55050f | 1247 | if (!friendTrack->GetTPCOut()) return; |
1248 | // | |
1249 | // 0. Select only track crossing the CE | |
1250 | // | |
1251 | if (track->GetInnerParam()->GetZ()*friendTrack->GetTPCOut()->GetZ()>0) return; | |
1252 | // | |
1253 | // 1. cut on track length | |
1254 | // | |
1255 | if (track->GetTPCNcls()<kMinNcl) return; | |
1256 | // | |
1257 | // 2. Refit track sepparatel on A and C side | |
1258 | // | |
1259 | TObject *calibObject; | |
1260 | AliTPCseed *seed = 0; | |
1261 | for (Int_t l=0;(calibObject=friendTrack->GetCalibObject(l));++l) { | |
1262 | if ((seed=dynamic_cast<AliTPCseed*>(calibObject))) break; | |
1263 | } | |
1264 | if (!seed) return; | |
1265 | // | |
1266 | AliExternalTrackParam trackIn(*track->GetInnerParam()); | |
1267 | AliExternalTrackParam trackOut(*track->GetOuterParam()); | |
1268 | Double_t cov[3]={0.01,0.,0.01}; //use the same errors | |
1269 | Double_t xyz[3]={0,0.,0.0}; | |
1270 | Double_t bz =0; | |
1271 | Int_t nclIn=0,nclOut=0; | |
70036ef3 | 1272 | trackIn.ResetCovariance(1000.); |
1273 | trackOut.ResetCovariance(1000.); | |
3e55050f | 1274 | // |
1275 | //2.a Refit inner | |
1276 | // | |
b9908d0b | 1277 | Int_t sideIn=0; |
3e55050f | 1278 | for (Int_t irow=0;irow<159;irow++) { |
1279 | AliTPCclusterMI *cl=seed->GetClusterPointer(irow); | |
1280 | if (!cl) continue; | |
1281 | if (cl->GetX()<80) continue; | |
b9908d0b | 1282 | if (sideIn==0){ |
1283 | if (cl->GetDetector()%36<18) sideIn=1; | |
1284 | if (cl->GetDetector()%36>=18) sideIn=-1; | |
1285 | } | |
1286 | if (sideIn== -1 && (cl->GetDetector()%36)<18) break; | |
1287 | if (sideIn== 1 &&(cl->GetDetector()%36)>=18) break; | |
3e55050f | 1288 | Int_t sector = cl->GetDetector(); |
1289 | Float_t dalpha = TMath::DegToRad()*(sector%18*20.+10.)-trackIn.GetAlpha(); | |
1290 | if (TMath::Abs(dalpha)>0.01){ | |
1291 | if (!trackIn.Rotate(TMath::DegToRad()*(sector%18*20.+10.))) break; | |
1292 | } | |
1293 | Double_t r[3]={cl->GetX(),cl->GetY(),cl->GetZ()}; | |
1294 | trackIn.GetXYZ(xyz); | |
1295 | bz = AliTracker::GetBz(xyz); | |
b9908d0b | 1296 | AliTracker::PropagateTrackToBxByBz(&trackIn,r[0],1.,pimass,kFALSE); |
3e55050f | 1297 | if (!trackIn.PropagateTo(r[0],bz)) break; |
1298 | nclIn++; | |
1299 | trackIn.Update(&r[1],cov); | |
1300 | } | |
1301 | // | |
1302 | //2.b Refit outer | |
b9908d0b | 1303 | // |
1304 | Int_t sideOut=0; | |
3e55050f | 1305 | for (Int_t irow=159;irow>0;irow--) { |
1306 | AliTPCclusterMI *cl=seed->GetClusterPointer(irow); | |
1307 | if (!cl) continue; | |
1308 | if (cl->GetX()<80) continue; | |
b9908d0b | 1309 | if (sideOut==0){ |
1310 | if (cl->GetDetector()%36<18) sideOut=1; | |
1311 | if (cl->GetDetector()%36>=18) sideOut=-1; | |
1312 | if (sideIn==sideOut) break; | |
1313 | } | |
1314 | if (sideOut== -1 && (cl->GetDetector()%36)<18) break; | |
1315 | if (sideOut== 1 &&(cl->GetDetector()%36)>=18) break; | |
1316 | // | |
3e55050f | 1317 | Int_t sector = cl->GetDetector(); |
1318 | Float_t dalpha = TMath::DegToRad()*(sector%18*20.+10.)-trackOut.GetAlpha(); | |
1319 | if (TMath::Abs(dalpha)>0.01){ | |
1320 | if (!trackOut.Rotate(TMath::DegToRad()*(sector%18*20.+10.))) break; | |
1321 | } | |
1322 | Double_t r[3]={cl->GetX(),cl->GetY(),cl->GetZ()}; | |
1323 | trackOut.GetXYZ(xyz); | |
1324 | bz = AliTracker::GetBz(xyz); | |
b9908d0b | 1325 | AliTracker::PropagateTrackToBxByBz(&trackOut,r[0],1.,pimass,kFALSE); |
3e55050f | 1326 | if (!trackOut.PropagateTo(r[0],bz)) break; |
1327 | nclOut++; | |
1328 | trackOut.Update(&r[1],cov); | |
1329 | } | |
1330 | trackOut.Rotate(trackIn.GetAlpha()); | |
1331 | Double_t meanX = (trackIn.GetX()+trackOut.GetX())*0.5; | |
1332 | trackIn.PropagateTo(meanX,bz); | |
1333 | trackOut.PropagateTo(meanX,bz); | |
b9908d0b | 1334 | if (TMath::Abs(trackIn.GetY()-trackOut.GetY())>kMaxDy) return; |
1335 | if (TMath::Abs(trackIn.GetSnp()-trackOut.GetSnp())>kMaxDsnp) return; | |
1336 | if (TMath::Abs(trackIn.GetTgl()-trackOut.GetTgl())>kMaxDtheta) return; | |
1337 | if (TMath::Min(nclIn,nclOut)>kMinNclS){ | |
1338 | FillResHistoTPCCE(&trackIn,&trackOut); | |
1339 | } | |
3e55050f | 1340 | TTreeSRedirector *cstream = GetDebugStreamer(); |
1341 | if (cstream){ | |
1342 | TVectorD gxyz(3); | |
1343 | trackIn.GetXYZ(gxyz.GetMatrixArray()); | |
1344 | TTimeStamp tstamp(fTime); | |
3e55050f | 1345 | (*cstream)<<"tpctpc"<< |
1346 | "run="<<fRun<< // run number | |
1347 | "event="<<fEvent<< // event number | |
1348 | "time="<<fTime<< // time stamp of event | |
1349 | "trigger="<<fTrigger<< // trigger | |
1350 | "mag="<<fMagF<< // magnetic field | |
3e55050f | 1351 | // |
b9908d0b | 1352 | "sideIn="<<sideIn<< // side at inner part |
1353 | "sideOut="<<sideOut<< // side at puter part | |
3e55050f | 1354 | "xyz.="<<&gxyz<< // global position |
1355 | "tIn.="<<&trackIn<< // refitterd track in | |
1356 | "tOut.="<<&trackOut<< // refitter track out | |
1357 | "nclIn="<<nclIn<< // | |
1358 | "nclOut="<<nclOut<< // | |
1359 | "\n"; | |
1360 | } | |
1361 | // | |
1362 | // 3. Fill time histograms | |
1363 | // Debug stremaer expression | |
1364 | // chainTPCTPC->Draw("(tIn.fP[1]-tOut.fP[1])*sign(-tIn.fP[3]):tIn.fP[3]","min(nclIn,nclOut)>30","") | |
1365 | if (TMath::Min(nclIn,nclOut)>kMinNclS){ | |
1366 | fDz = trackOut.GetZ()-trackIn.GetZ(); | |
1367 | if (trackOut.GetTgl()<0) fDz*=-1.; | |
1368 | TTimeStamp tstamp(fTime); | |
1369 | Double_t ptrelative0 = AliTPCcalibDB::GetPTRelative(tstamp,fRun,0); | |
1370 | Double_t ptrelative1 = AliTPCcalibDB::GetPTRelative(tstamp,fRun,1); | |
1371 | Double_t vecDrift[4]={fTime,(ptrelative0+ptrelative1)/2.0,fDz/500.0,event->GetRunNumber()}; | |
1372 | // | |
1373 | // fill histograms per trigger class and itegrated | |
1374 | // | |
1375 | THnSparse* curHist=NULL; | |
1376 | for (Int_t itype=0; itype<2; itype++){ | |
1377 | TString name="MEAN_VDRIFT_CROSS_"; | |
1378 | if (itype==0){ | |
1379 | name+=event->GetFiredTriggerClasses(); | |
1380 | name.ToUpper(); | |
1381 | }else{ | |
1382 | name+="ALL"; | |
1383 | } | |
1384 | curHist=(THnSparseF*)fArrayDz->FindObject(name); | |
1385 | if(!curHist){ | |
1386 | curHist=new THnSparseF(name,"HistVdrift;time;p/T ratio;Vdrift;run",4,fBinsVdrift,fXminVdrift,fXmaxVdrift); | |
1387 | fArrayDz->AddLast(curHist); | |
1388 | } | |
1389 | curHist->Fill(vecDrift); | |
1390 | } | |
1391 | } | |
1392 | ||
1393 | } | |
817766d5 | 1394 | |
2811495d | 1395 | void AliTPCcalibTime::ProcessAlignITS(AliESDtrack *const track, AliESDfriendTrack *const friendTrack, const AliESDEvent *const event, AliESDfriend *const esdFriend){ |
817766d5 | 1396 | // |
3e55050f | 1397 | // Process track - Update TPC-ITS alignment |
1398 | // Updates: | |
1399 | // 0. Apply standartd cuts | |
1400 | // 1. Recalucluate the current statistic median/RMS | |
1401 | // 2. Apply median+-rms cut | |
1402 | // 3. Update kalman filter | |
1403 | // | |
1404 | const Int_t kMinTPC = 80; // minimal number of TPC cluster | |
1405 | const Int_t kMinITS = 3; // minimal number of ITS cluster | |
1406 | const Double_t kMinZ = 10; // maximal dz distance | |
b96c3aef | 1407 | const Double_t kMaxDy = 2.; // maximal dy distance |
70036ef3 | 1408 | const Double_t kMaxAngle= 0.05; // maximal angular distance |
3e55050f | 1409 | const Double_t kSigmaCut= 5; // maximal sigma distance to median |
1410 | const Double_t kVdErr = 0.1; // initial uncertainty of the vd correction | |
97d3fea0 | 1411 | const Double_t kT0Err = 3.; // initial uncertainty of the T0 time |
3e55050f | 1412 | const Double_t kVdYErr = 0.05; // initial uncertainty of the vd correction |
1413 | const Double_t kOutCut = 1.0; // outlyer cut in AliRelAlgnmentKalman | |
b96c3aef | 1414 | const Double_t kMinPt = 0.3; // minimal pt |
be67055b | 1415 | const Int_t kN=50; // deepnes of history |
3e55050f | 1416 | static Int_t kglast=0; |
1417 | static Double_t* kgdP[4]={new Double_t[kN], new Double_t[kN], new Double_t[kN], new Double_t[kN]}; | |
1418 | /* | |
1419 | 0. Standrd cuts: | |
1420 | TCut cut="abs(pTPC.fP[2]-pITS.fP[2])<0.01&&abs(pTPC.fP[3]-pITS.fP[3])<0.01&&abs(pTPC.fP[2]-pITS.fP[2])<1"; | |
1421 | */ | |
817766d5 | 1422 | // |
3e55050f | 1423 | // 0. Apply standard cuts |
817766d5 | 1424 | // |
1425 | Int_t dummycl[1000]; | |
817766d5 | 1426 | if (track->GetTPCNcls()<kMinTPC) return; // minimal amount of clusters cut |
b842d904 | 1427 | if (track->GetITSclusters(dummycl)<kMinITS) return; // minimal amount of clusters |
b96c3aef | 1428 | if (!track->IsOn(AliESDtrack::kTPCrefit)) return; |
3e55050f | 1429 | if (!friendTrack->GetITSOut()) return; |
817766d5 | 1430 | if (!track->GetInnerParam()) return; |
1431 | if (!track->GetOuterParam()) return; | |
b842d904 | 1432 | if (track->GetInnerParam()->Pt()<kMinPt) return; |
817766d5 | 1433 | // exclude crossing track |
1434 | if (track->GetOuterParam()->GetZ()*track->GetInnerParam()->GetZ()<0) return; | |
70036ef3 | 1435 | if (TMath::Abs(track->GetInnerParam()->GetZ())<kMinZ/3.) return; |
b96c3aef | 1436 | if (track->GetInnerParam()->GetX()>90) return; |
817766d5 | 1437 | // |
1438 | AliExternalTrackParam &pTPC=(AliExternalTrackParam &)(*(track->GetInnerParam())); | |
b842d904 | 1439 | AliExternalTrackParam pITS(*(friendTrack->GetITSOut())); // ITS standalone if possible |
1440 | AliExternalTrackParam pITS2(*(friendTrack->GetITSOut())); //TPC-ITS track | |
1441 | pITS2.Rotate(pTPC.GetAlpha()); | |
be67055b | 1442 | // pITS2.PropagateTo(pTPC.GetX(),fMagF); |
1443 | AliTracker::PropagateTrackToBxByBz(&pITS2,pTPC.GetX(),0.1,0.1,kFALSE); | |
1444 | ||
b842d904 | 1445 | AliESDfriendTrack *itsfriendTrack=0; |
1446 | // | |
1447 | // try to find standalone ITS track corresponing to the TPC if possible | |
1448 | // | |
1449 | Bool_t hasAlone=kFALSE; | |
1450 | Int_t ntracks=event->GetNumberOfTracks(); | |
1451 | for (Int_t i=0; i<ntracks; i++){ | |
1452 | AliESDtrack *trackS = event->GetTrack(i); | |
1453 | if (trackS->GetTPCNcls()>0) continue; //continue if has TPC info | |
6ba68367 | 1454 | itsfriendTrack = esdFriend->GetTrack(i); |
b842d904 | 1455 | if (!itsfriendTrack) continue; |
1456 | if (!itsfriendTrack->GetITSOut()) continue; | |
1457 | if (TMath::Abs(pITS2.GetTgl()-itsfriendTrack->GetITSOut()->GetTgl())> kMaxAngle) continue; | |
1458 | pITS=(*(itsfriendTrack->GetITSOut())); | |
1459 | // | |
1460 | pITS.Rotate(pTPC.GetAlpha()); | |
be67055b | 1461 | //pITS.PropagateTo(pTPC.GetX(),fMagF); |
1462 | AliTracker::PropagateTrackToBxByBz(&pITS,pTPC.GetX(),0.1,0.1,kFALSE); | |
b842d904 | 1463 | if (TMath::Abs(pITS2.GetY()-pITS.GetY())> kMaxDy) continue; |
1464 | hasAlone=kTRUE; | |
1465 | } | |
1466 | if (!hasAlone) pITS=pITS2; | |
1467 | // | |
3e55050f | 1468 | if (TMath::Abs(pITS.GetY()-pTPC.GetY()) >kMaxDy) return; |
1469 | if (TMath::Abs(pITS.GetSnp()-pTPC.GetSnp())>kMaxAngle) return; | |
1470 | if (TMath::Abs(pITS.GetTgl()-pTPC.GetTgl())>kMaxAngle) return; | |
1471 | // | |
1472 | // 1. Update median and RMS info | |
1473 | // | |
b322e06a | 1474 | TVectorD vecDelta(5),vecMedian(5), vecRMS(5); |
3e55050f | 1475 | TVectorD vecDeltaN(5); |
1476 | Double_t sign=(pITS.GetParameter()[1]>0)? 1.:-1.; | |
1477 | vecDelta[4]=0; | |
1478 | for (Int_t i=0;i<4;i++){ | |
1479 | vecDelta[i]=(pITS.GetParameter()[i]-pTPC.GetParameter()[i])*sign; | |
1480 | kgdP[i][kglast%kN]=vecDelta[i]; | |
1481 | } | |
1482 | kglast=(kglast+1); | |
1483 | Int_t entries=(kglast<kN)?kglast:kN; | |
1484 | for (Int_t i=0;i<4;i++){ | |
1485 | vecMedian[i] = TMath::Median(entries,kgdP[i]); | |
1486 | vecRMS[i] = TMath::RMS(entries,kgdP[i]); | |
1487 | vecDeltaN[i] = 0; | |
1488 | if (vecRMS[i]>0.){ | |
1489 | vecDeltaN[i] = (vecDelta[i]-vecMedian[i])/vecRMS[i]; | |
1490 | vecDeltaN[4]+= TMath::Abs(vecDeltaN[i]); //sum of abs residuals | |
1491 | } | |
1492 | } | |
817766d5 | 1493 | // |
3e55050f | 1494 | // 2. Apply median+-rms cut |
817766d5 | 1495 | // |
3e55050f | 1496 | if (kglast<3) return; //median and RMS to be defined |
1497 | if ( vecDeltaN[4]/4.>kSigmaCut) return; | |
1498 | // | |
1499 | // 3. Update alignment | |
817766d5 | 1500 | // |
97d3fea0 | 1501 | Int_t htime = (fTime-fTimeKalmanBin/2)/fTimeKalmanBin; //time bins number |
4486a91f | 1502 | if (fAlignITSTPC->GetEntriesFast()<htime){ |
817766d5 | 1503 | fAlignITSTPC->Expand(htime*2+20); |
1504 | } | |
1505 | AliRelAlignerKalman* align = (AliRelAlignerKalman*)fAlignITSTPC->At(htime); | |
1506 | if (!align){ | |
3e55050f | 1507 | // make Alignment object if doesn't exist |
817766d5 | 1508 | align=new AliRelAlignerKalman(); |
3e55050f | 1509 | align->SetRunNumber(fRun); |
1510 | (*align->GetStateCov())(6,6)=kVdErr*kVdErr; | |
97d3fea0 | 1511 | (*align->GetStateCov())(7,7)=kT0Err*kT0Err; |
3e55050f | 1512 | (*align->GetStateCov())(8,8)=kVdYErr*kVdYErr; |
1513 | align->SetOutRejSigma(kOutCut+kOutCut*kN); | |
1514 | align->SetRejectOutliers(kFALSE); | |
1515 | ||
1516 | align->SetTPCvd(AliTPCcalibDB::Instance()->GetParameters()->GetDriftV()/1000000.); | |
817766d5 | 1517 | align->SetMagField(fMagF); |
1518 | fAlignITSTPC->AddAt(align,htime); | |
1519 | } | |
817766d5 | 1520 | align->AddTrackParams(&pITS,&pTPC); |
5647625c | 1521 | Double_t averageTime = fTime; |
1522 | if (align->GetTimeStamp()>0&&align->GetNUpdates()>0){ | |
97d3fea0 | 1523 | averageTime=((Double_t(align->GetTimeStamp())*Double_t(align->GetNUpdates())+Double_t(fTime)))/(Double_t(align->GetNUpdates())+1.); |
5647625c | 1524 | } |
1525 | align->SetTimeStamp(Int_t(averageTime)); | |
1526 | ||
3e55050f | 1527 | align->SetRunNumber(fRun ); |
391ffdb2 | 1528 | Float_t dca[2],cov[3]; |
1529 | track->GetImpactParameters(dca,cov); | |
882f5c06 | 1530 | if (TMath::Abs(dca[0])<kMaxDy){ |
391ffdb2 | 1531 | FillResHistoTPCITS(&pTPC,&pITS); |
1532 | FillResHistoTPC(track); | |
1533 | } | |
3e55050f | 1534 | // |
1535 | Int_t nupdates=align->GetNUpdates(); | |
1536 | align->SetOutRejSigma(kOutCut+kOutCut*kN/Double_t(nupdates)); | |
1537 | align->SetRejectOutliers(kFALSE); | |
817766d5 | 1538 | TTreeSRedirector *cstream = GetDebugStreamer(); |
1539 | if (cstream && align->GetState() && align->GetState()->GetNrows()>2 ){ | |
817766d5 | 1540 | TVectorD gpTPC(3), gdTPC(3); |
1541 | TVectorD gpITS(3), gdITS(3); | |
1542 | pTPC.GetXYZ(gpTPC.GetMatrixArray()); | |
1543 | pTPC.GetDirection(gdTPC.GetMatrixArray()); | |
1544 | pITS.GetXYZ(gpITS.GetMatrixArray()); | |
1545 | pITS.GetDirection(gdITS.GetMatrixArray()); | |
1546 | (*cstream)<<"itstpc"<< | |
1547 | "run="<<fRun<< // run number | |
1548 | "event="<<fEvent<< // event number | |
1549 | "time="<<fTime<< // time stamp of event | |
1550 | "trigger="<<fTrigger<< // trigger | |
1551 | "mag="<<fMagF<< // magnetic field | |
817766d5 | 1552 | // |
b842d904 | 1553 | "hasAlone="<<hasAlone<< // has ITS standalone ? |
1554 | "track.="<<track<< // track info | |
3e55050f | 1555 | "nmed="<<kglast<< // number of entries to define median and RMS |
1556 | "vMed.="<<&vecMedian<< // median of deltas | |
1557 | "vRMS.="<<&vecRMS<< // rms of deltas | |
1558 | "vDelta.="<<&vecDelta<< // delta in respect to median | |
1559 | "vDeltaN.="<<&vecDeltaN<< // normalized delta in respect to median | |
1560 | "t.="<<track<< // ful track - find proper cuts | |
1561 | "a.="<<align<< // current alignment | |
b842d904 | 1562 | "pITS.="<<&pITS<< // track param ITS |
1563 | "pITS2.="<<&pITS2<< // track param ITS+TPC | |
3e55050f | 1564 | "pTPC.="<<&pTPC<< // track param TPC |
1565 | "gpTPC.="<<&gpTPC<< // global position TPC | |
1566 | "gdTPC.="<<&gdTPC<< // global direction TPC | |
1567 | "gpITS.="<<&gpITS<< // global position ITS | |
1568 | "gdITS.="<<&gdITS<< // global position ITS | |
817766d5 | 1569 | "\n"; |
1570 | } | |
817766d5 | 1571 | } |
3e55050f | 1572 | |
1573 | ||
1574 | ||
1575 | ||
2811495d | 1576 | void AliTPCcalibTime::ProcessAlignTRD(AliESDtrack *const track, AliESDfriendTrack *const friendTrack){ |
0dac7b3a | 1577 | // |
3e55050f | 1578 | // Process track - Update TPC-TRD alignment |
1579 | // Updates: | |
1580 | // 0. Apply standartd cuts | |
1581 | // 1. Recalucluate the current statistic median/RMS | |
1582 | // 2. Apply median+-rms cut | |
1583 | // 3. Update kalman filter | |
1584 | // | |
1585 | const Int_t kMinTPC = 80; // minimal number of TPC cluster | |
1586 | const Int_t kMinTRD = 50; // minimal number of TRD cluster | |
1587 | const Double_t kMinZ = 20; // maximal dz distance | |
9112627b | 1588 | const Double_t kMaxDy = 5.; // maximal dy distance |
1589 | const Double_t kMaxAngle= 0.1; // maximal angular distance | |
1590 | const Double_t kSigmaCut= 10; // maximal sigma distance to median | |
3e55050f | 1591 | const Double_t kVdErr = 0.1; // initial uncertainty of the vd correction |
97d3fea0 | 1592 | const Double_t kT0Err = 3.; // initial uncertainty of the T0 time |
3e55050f | 1593 | const Double_t kVdYErr = 0.05; // initial uncertainty of the vd correction |
1594 | const Double_t kOutCut = 1.0; // outlyer cut in AliRelAlgnmentKalman | |
be67055b | 1595 | const Double_t kRefX = 275; // reference X |
1596 | const Int_t kN=50; // deepnes of history | |
3e55050f | 1597 | static Int_t kglast=0; |
1598 | static Double_t* kgdP[4]={new Double_t[kN], new Double_t[kN], new Double_t[kN], new Double_t[kN]}; | |
0dac7b3a | 1599 | // |
3e55050f | 1600 | // 0. Apply standard cuts |
0dac7b3a | 1601 | // |
1602 | Int_t dummycl[1000]; | |
1603 | if (track->GetTRDclusters(dummycl)<kMinTRD) return; // minimal amount of clusters | |
1604 | if (track->GetTPCNcls()<kMinTPC) return; // minimal amount of clusters cut | |
3e55050f | 1605 | if (!friendTrack->GetTRDIn()) return; |
be67055b | 1606 | if (!track->IsOn(AliESDtrack::kTRDrefit)) return; |
1607 | if (!track->IsOn(AliESDtrack::kTRDout)) return; | |
0dac7b3a | 1608 | if (!track->GetInnerParam()) return; |
be67055b | 1609 | if (!friendTrack->GetTPCOut()) return; |
0dac7b3a | 1610 | // exclude crossing track |
be67055b | 1611 | if (friendTrack->GetTPCOut()->GetZ()*track->GetInnerParam()->GetZ()<0) return; |
3e55050f | 1612 | if (TMath::Abs(track->GetInnerParam()->GetZ())<kMinZ) return; |
0dac7b3a | 1613 | // |
be67055b | 1614 | AliExternalTrackParam &pTPC=(AliExternalTrackParam &)(*(friendTrack->GetTPCOut())); |
1615 | AliTracker::PropagateTrackToBxByBz(&pTPC,kRefX,0.1,0.1,kFALSE); | |
0dac7b3a | 1616 | AliExternalTrackParam pTRD(*(friendTrack->GetTRDIn())); |
3e55050f | 1617 | pTRD.Rotate(pTPC.GetAlpha()); |
be67055b | 1618 | // pTRD.PropagateTo(pTPC.GetX(),fMagF); |
1619 | AliTracker::PropagateTrackToBxByBz(&pTRD,pTPC.GetX(),0.1,0.1,kFALSE); | |
1620 | ||
3e55050f | 1621 | ((Double_t*)pTRD.GetCovariance())[2]+=3.*3.; // increas sys errors |
1622 | ((Double_t*)pTRD.GetCovariance())[9]+=0.1*0.1; // increse sys errors | |
1623 | ||
1624 | if (TMath::Abs(pTRD.GetY()-pTPC.GetY()) >kMaxDy) return; | |
1625 | if (TMath::Abs(pTRD.GetSnp()-pTPC.GetSnp())>kMaxAngle) return; | |
9112627b | 1626 | // if (TMath::Abs(pTRD.GetTgl()-pTPC.GetTgl())>kMaxAngle) return; |
0dac7b3a | 1627 | // |
3e55050f | 1628 | // 1. Update median and RMS info |
0dac7b3a | 1629 | // |
b322e06a | 1630 | TVectorD vecDelta(5),vecMedian(5), vecRMS(5); |
3e55050f | 1631 | TVectorD vecDeltaN(5); |
1632 | Double_t sign=(pTRD.GetParameter()[1]>0)? 1.:-1.; | |
1633 | vecDelta[4]=0; | |
1634 | for (Int_t i=0;i<4;i++){ | |
1635 | vecDelta[i]=(pTRD.GetParameter()[i]-pTPC.GetParameter()[i])*sign; | |
1636 | kgdP[i][kglast%kN]=vecDelta[i]; | |
1637 | } | |
1638 | kglast=(kglast+1); | |
1639 | Int_t entries=(kglast<kN)?kglast:kN; | |
1640 | for (Int_t i=0;i<4;i++){ | |
1641 | vecMedian[i] = TMath::Median(entries,kgdP[i]); | |
be67055b | 1642 | |
3e55050f | 1643 | vecRMS[i] = TMath::RMS(entries,kgdP[i]); |
1644 | vecDeltaN[i] = 0; | |
1645 | if (vecRMS[i]>0.){ | |
1646 | vecDeltaN[i] = (vecDelta[i]-vecMedian[i])/vecRMS[i]; | |
1647 | vecDeltaN[4]+= TMath::Abs(vecDeltaN[i]); //sum of abs residuals | |
1648 | } | |
1649 | } | |
1650 | // | |
1651 | // 2. Apply median+-rms cut | |
1652 | // | |
1653 | if (kglast<3) return; //median and RMS to be defined | |
1654 | if ( vecDeltaN[4]/4.>kSigmaCut) return; | |
1655 | // | |
1656 | // 3. Update alignment | |
0dac7b3a | 1657 | // |
5647625c | 1658 | //Int_t htime = fTime/3600; //time in hours |
97d3fea0 | 1659 | Int_t htime = (Int_t)(fTime-fTimeKalmanBin/2)/fTimeKalmanBin; //time in half hour |
4486a91f | 1660 | if (fAlignTRDTPC->GetEntriesFast()<htime){ |
0dac7b3a | 1661 | fAlignTRDTPC->Expand(htime*2+20); |
1662 | } | |
1663 | AliRelAlignerKalman* align = (AliRelAlignerKalman*)fAlignTRDTPC->At(htime); | |
1664 | if (!align){ | |
3e55050f | 1665 | // make Alignment object if doesn't exist |
0dac7b3a | 1666 | align=new AliRelAlignerKalman(); |
3e55050f | 1667 | align->SetRunNumber(fRun); |
1668 | (*align->GetStateCov())(6,6)=kVdErr*kVdErr; | |
97d3fea0 | 1669 | (*align->GetStateCov())(7,7)=kT0Err*kT0Err; |
3e55050f | 1670 | (*align->GetStateCov())(8,8)=kVdYErr*kVdYErr; |
1671 | align->SetOutRejSigma(kOutCut+kOutCut*kN); | |
1672 | align->SetRejectOutliers(kFALSE); | |
1673 | align->SetTPCvd(AliTPCcalibDB::Instance()->GetParameters()->GetDriftV()/1000000.); | |
0dac7b3a | 1674 | align->SetMagField(fMagF); |
1675 | fAlignTRDTPC->AddAt(align,htime); | |
1676 | } | |
0dac7b3a | 1677 | align->AddTrackParams(&pTRD,&pTPC); |
5647625c | 1678 | //align->SetTimeStamp(fTime); |
1679 | Double_t averageTime = fTime; | |
1680 | if (align->GetTimeStamp()>0 && align->GetNUpdates()>0) { | |
1681 | averageTime = (((Double_t)fTime) + ((Double_t)align->GetTimeStamp())*align->GetNUpdates()) / (align->GetNUpdates() + 1.); | |
1682 | //printf("align->GetTimeStamp() %d, align->GetNUpdates() %d \n", align->GetTimeStamp(), align->GetNUpdates()); | |
1683 | } | |
1684 | align->SetTimeStamp((Int_t)averageTime); | |
1685 | ||
1686 | //printf("fTime %d, averageTime %d \n", fTime, (Int_t)averageTime); | |
1687 | ||
3e55050f | 1688 | align->SetRunNumber(fRun ); |
0b736a46 | 1689 | Float_t dca[2],cov[3]; |
1690 | track->GetImpactParameters(dca,cov); | |
1691 | if (TMath::Abs(dca[0])<kMaxDy){ | |
1692 | FillResHistoTPCTRD(&pTPC,&pTRD); //only primaries | |
1693 | } | |
3e55050f | 1694 | // |
1695 | Int_t nupdates=align->GetNUpdates(); | |
1696 | align->SetOutRejSigma(kOutCut+kOutCut*kN/Double_t(nupdates)); | |
1697 | align->SetRejectOutliers(kFALSE); | |
0dac7b3a | 1698 | TTreeSRedirector *cstream = GetDebugStreamer(); |
1699 | if (cstream && align->GetState() && align->GetState()->GetNrows()>2 ){ | |
0dac7b3a | 1700 | TVectorD gpTPC(3), gdTPC(3); |
1701 | TVectorD gpTRD(3), gdTRD(3); | |
1702 | pTPC.GetXYZ(gpTPC.GetMatrixArray()); | |
1703 | pTPC.GetDirection(gdTPC.GetMatrixArray()); | |
1704 | pTRD.GetXYZ(gpTRD.GetMatrixArray()); | |
1705 | pTRD.GetDirection(gdTRD.GetMatrixArray()); | |
3e55050f | 1706 | (*cstream)<<"trdtpc"<< |
0dac7b3a | 1707 | "run="<<fRun<< // run number |
1708 | "event="<<fEvent<< // event number | |
1709 | "time="<<fTime<< // time stamp of event | |
1710 | "trigger="<<fTrigger<< // trigger | |
1711 | "mag="<<fMagF<< // magnetic field | |
0dac7b3a | 1712 | // |
3e55050f | 1713 | "nmed="<<kglast<< // number of entries to define median and RMS |
1714 | "vMed.="<<&vecMedian<< // median of deltas | |
1715 | "vRMS.="<<&vecRMS<< // rms of deltas | |
1716 | "vDelta.="<<&vecDelta<< // delta in respect to median | |
1717 | "vDeltaN.="<<&vecDeltaN<< // normalized delta in respect to median | |
1718 | "t.="<<track<< // ful track - find proper cuts | |
1719 | "a.="<<align<< // current alignment | |
1720 | "pTRD.="<<&pTRD<< // track param TRD | |
1721 | "pTPC.="<<&pTPC<< // track param TPC | |
1722 | "gpTPC.="<<&gpTPC<< // global position TPC | |
1723 | "gdTPC.="<<&gdTPC<< // global direction TPC | |
1724 | "gpTRD.="<<&gpTRD<< // global position TRD | |
1725 | "gdTRD.="<<&gdTRD<< // global position TRD | |
0dac7b3a | 1726 | "\n"; |
1727 | } | |
0dac7b3a | 1728 | } |
817766d5 | 1729 | |
1730 | ||
2811495d | 1731 | void AliTPCcalibTime::ProcessAlignTOF(AliESDtrack *const track, AliESDfriendTrack *const friendTrack){ |
817766d5 | 1732 | // |
817766d5 | 1733 | // |
3e55050f | 1734 | // Process track - Update TPC-TOF alignment |
1735 | // Updates: | |
1736 | // -1. Make a TOF "track" | |
1737 | // 0. Apply standartd cuts | |
1738 | // 1. Recalucluate the current statistic median/RMS | |
1739 | // 2. Apply median+-rms cut | |
1740 | // 3. Update kalman filter | |
1741 | // | |
1742 | const Int_t kMinTPC = 80; // minimal number of TPC cluster | |
b842d904 | 1743 | // const Double_t kMinZ = 10; // maximal dz distance |
3e55050f | 1744 | const Double_t kMaxDy = 5.; // maximal dy distance |
70036ef3 | 1745 | const Double_t kMaxAngle= 0.05; // maximal angular distance |
3e55050f | 1746 | const Double_t kSigmaCut= 5; // maximal sigma distance to median |
1747 | const Double_t kVdErr = 0.1; // initial uncertainty of the vd correction | |
97d3fea0 | 1748 | const Double_t kT0Err = 3.; // initial uncertainty of the T0 time |
3e55050f | 1749 | const Double_t kVdYErr = 0.05; // initial uncertainty of the vd correction |
1750 | ||
1751 | const Double_t kOutCut = 1.0; // outlyer cut in AliRelAlgnmentKalman | |
be67055b | 1752 | const Int_t kN=50; // deepnes of history |
3e55050f | 1753 | static Int_t kglast=0; |
1754 | static Double_t* kgdP[4]={new Double_t[kN], new Double_t[kN], new Double_t[kN], new Double_t[kN]}; | |
817766d5 | 1755 | // |
3e55050f | 1756 | // -1. Make a TOF track- |
1757 | // Clusters are not in friends - use alingment points | |
1758 | // | |
1759 | if (track->GetTOFsignal()<=0) return; | |
1760 | if (!friendTrack->GetTPCOut()) return; | |
1761 | if (!track->GetInnerParam()) return; | |
be67055b | 1762 | if (!friendTrack->GetTPCOut()) return; |
817766d5 | 1763 | const AliTrackPointArray *points=friendTrack->GetTrackPointArray(); |
1764 | if (!points) return; | |
be67055b | 1765 | AliExternalTrackParam pTPC(*(friendTrack->GetTPCOut())); |
3e55050f | 1766 | AliExternalTrackParam pTOF(pTPC); |
1767 | Double_t mass = TDatabasePDG::Instance()->GetParticle("mu+")->Mass(); | |
817766d5 | 1768 | Int_t npoints = points->GetNPoints(); |
1769 | AliTrackPoint point; | |
3e55050f | 1770 | Int_t naccept=0; |
817766d5 | 1771 | // |
1772 | for (Int_t ipoint=0;ipoint<npoints;ipoint++){ | |
817766d5 | 1773 | points->GetPoint(point,ipoint); |
1774 | Float_t xyz[3]; | |
1775 | point.GetXYZ(xyz); | |
1776 | Double_t r=TMath::Sqrt(xyz[0]*xyz[0]+xyz[1]*xyz[1]); | |
3e55050f | 1777 | if (r<350) continue; |
817766d5 | 1778 | if (r>400) continue; |
3e55050f | 1779 | AliTracker::PropagateTrackToBxByBz(&pTPC,r,mass,2.,kTRUE); |
1780 | AliTracker::PropagateTrackToBxByBz(&pTPC,r,mass,0.1,kTRUE); | |
1781 | AliTrackPoint lpoint = point.Rotate(pTPC.GetAlpha()); | |
1782 | pTPC.PropagateTo(lpoint.GetX(),fMagF); | |
1783 | pTOF=pTPC; | |
817766d5 | 1784 | ((Double_t*)pTOF.GetParameter())[0] =lpoint.GetY(); |
1785 | ((Double_t*)pTOF.GetParameter())[1] =lpoint.GetZ(); | |
3e55050f | 1786 | ((Double_t*)pTOF.GetCovariance())[0]+=3.*3./12.; |
1787 | ((Double_t*)pTOF.GetCovariance())[2]+=3.*3./12.; | |
0dac7b3a | 1788 | ((Double_t*)pTOF.GetCovariance())[5]+=0.1*0.1; |
1789 | ((Double_t*)pTOF.GetCovariance())[9]+=0.1*0.1; | |
3e55050f | 1790 | naccept++; |
1791 | } | |
1792 | if (naccept==0) return; // no tof match clusters | |
1793 | // | |
1794 | // 0. Apply standard cuts | |
1795 | // | |
1796 | if (track->GetTPCNcls()<kMinTPC) return; // minimal amount of clusters cut | |
1797 | // exclude crossing track | |
be67055b | 1798 | if (friendTrack->GetTPCOut()->GetZ()*track->GetInnerParam()->GetZ()<0) return; |
3e55050f | 1799 | // |
1800 | if (TMath::Abs(pTOF.GetY()-pTPC.GetY()) >kMaxDy) return; | |
1801 | if (TMath::Abs(pTOF.GetSnp()-pTPC.GetSnp())>kMaxAngle) return; | |
1802 | if (TMath::Abs(pTOF.GetTgl()-pTPC.GetTgl())>kMaxAngle) return; | |
1803 | // | |
1804 | // 1. Update median and RMS info | |
1805 | // | |
b322e06a | 1806 | TVectorD vecDelta(5),vecMedian(5), vecRMS(5); |
3e55050f | 1807 | TVectorD vecDeltaN(5); |
1808 | Double_t sign=(pTOF.GetParameter()[1]>0)? 1.:-1.; | |
1809 | vecDelta[4]=0; | |
1810 | for (Int_t i=0;i<4;i++){ | |
1811 | vecDelta[i]=(pTOF.GetParameter()[i]-pTPC.GetParameter()[i])*sign; | |
1812 | kgdP[i][kglast%kN]=vecDelta[i]; | |
1813 | } | |
1814 | kglast=(kglast+1); | |
1815 | Int_t entries=(kglast<kN)?kglast:kN; | |
1816 | Bool_t isOK=kTRUE; | |
1817 | for (Int_t i=0;i<4;i++){ | |
1818 | vecMedian[i] = TMath::Median(entries,kgdP[i]); | |
1819 | vecRMS[i] = TMath::RMS(entries,kgdP[i]); | |
1820 | vecDeltaN[i] = 0; | |
1821 | if (vecRMS[i]>0.){ | |
1822 | vecDeltaN[i] = (vecDelta[i]-vecMedian[i])/(vecRMS[i]+1.); | |
1823 | vecDeltaN[4]+= TMath::Abs(vecDeltaN[i]); //sum of abs residuals | |
1824 | if (TMath::Abs(vecDeltaN[i])>kSigmaCut) isOK=kFALSE; | |
817766d5 | 1825 | } |
3e55050f | 1826 | } |
1827 | // | |
1828 | // 2. Apply median+-rms cut | |
1829 | // | |
1830 | if (kglast<10) return; //median and RMS to be defined | |
1831 | if (!isOK) return; | |
1832 | // | |
1833 | // 3. Update alignment | |
1834 | // | |
5647625c | 1835 | //Int_t htime = fTime/3600; //time in hours |
97d3fea0 | 1836 | Int_t htime = (Int_t)(fTime-fTimeKalmanBin)/fTimeKalmanBin; //time bin |
4486a91f | 1837 | if (fAlignTOFTPC->GetEntriesFast()<htime){ |
3e55050f | 1838 | fAlignTOFTPC->Expand(htime*2+20); |
1839 | } | |
1840 | AliRelAlignerKalman* align = (AliRelAlignerKalman*)fAlignTOFTPC->At(htime); | |
1841 | if (!align){ | |
1842 | // make Alignment object if doesn't exist | |
1843 | align=new AliRelAlignerKalman(); | |
1844 | align->SetRunNumber(fRun); | |
1845 | (*align->GetStateCov())(6,6)=kVdErr*kVdErr; | |
97d3fea0 | 1846 | (*align->GetStateCov())(7,7)=kT0Err*kT0Err; |
3e55050f | 1847 | (*align->GetStateCov())(8,8)=kVdYErr*kVdYErr; |
1848 | align->SetOutRejSigma(kOutCut+kOutCut*kN); | |
1849 | align->SetRejectOutliers(kFALSE); | |
1850 | align->SetTPCvd(AliTPCcalibDB::Instance()->GetParameters()->GetDriftV()/1000000.); | |
1851 | align->SetMagField(fMagF); | |
1852 | fAlignTOFTPC->AddAt(align,htime); | |
1853 | } | |
1854 | align->AddTrackParams(&pTOF,&pTPC); | |
0b736a46 | 1855 | Float_t dca[2],cov[3]; |
1856 | track->GetImpactParameters(dca,cov); | |
1857 | if (TMath::Abs(dca[0])<kMaxDy){ | |
1858 | FillResHistoTPCTOF(&pTPC,&pTOF); | |
1859 | } | |
5647625c | 1860 | //align->SetTimeStamp(fTime); |
1861 | Double_t averageTime = fTime; | |
1862 | if (align->GetTimeStamp()>0 && align->GetNUpdates()>0) { | |
1863 | averageTime = (((Double_t)fTime) + ((Double_t)align->GetTimeStamp())*align->GetNUpdates()) / (align->GetNUpdates() + 1.); | |
1864 | //printf("align->GetTimeStamp() %d, align->GetNUpdates() %d \n", align->GetTimeStamp(), align->GetNUpdates()); | |
1865 | } | |
1866 | align->SetTimeStamp((Int_t)averageTime); | |
1867 | ||
1868 | //printf("fTime %d, averageTime %d \n", fTime, (Int_t)averageTime); | |
1869 | ||
3e55050f | 1870 | align->SetRunNumber(fRun ); |
1871 | // | |
1872 | Int_t nupdates=align->GetNUpdates(); | |
1873 | align->SetOutRejSigma(kOutCut+kOutCut*kN/Double_t(nupdates)); | |
1874 | align->SetRejectOutliers(kFALSE); | |
1875 | TTreeSRedirector *cstream = GetDebugStreamer(); | |
1876 | if (cstream && align->GetState() && align->GetState()->GetNrows()>2 ){ | |
3e55050f | 1877 | TVectorD gpTPC(3), gdTPC(3); |
1878 | TVectorD gpTOF(3), gdTOF(3); | |
1879 | pTPC.GetXYZ(gpTPC.GetMatrixArray()); | |
1880 | pTPC.GetDirection(gdTPC.GetMatrixArray()); | |
1881 | pTOF.GetXYZ(gpTOF.GetMatrixArray()); | |
1882 | pTOF.GetDirection(gdTOF.GetMatrixArray()); | |
1883 | (*cstream)<<"toftpc"<< | |
1884 | "run="<<fRun<< // run number | |
1885 | "event="<<fEvent<< // event number | |
1886 | "time="<<fTime<< // time stamp of event | |
1887 | "trigger="<<fTrigger<< // trigger | |
1888 | "mag="<<fMagF<< // magnetic field | |
3e55050f | 1889 | // |
1890 | "nmed="<<kglast<< // number of entries to define median and RMS | |
1891 | "vMed.="<<&vecMedian<< // median of deltas | |
1892 | "vRMS.="<<&vecRMS<< // rms of deltas | |
1893 | "vDelta.="<<&vecDelta<< // delta in respect to median | |
1894 | "vDeltaN.="<<&vecDeltaN<< // normalized delta in respect to median | |
1895 | "t.="<<track<< // ful track - find proper cuts | |
1896 | "a.="<<align<< // current alignment | |
1897 | "pTOF.="<<&pTOF<< // track param TOF | |
1898 | "pTPC.="<<&pTPC<< // track param TPC | |
1899 | "gpTPC.="<<&gpTPC<< // global position TPC | |
1900 | "gdTPC.="<<&gdTPC<< // global direction TPC | |
1901 | "gpTOF.="<<&gpTOF<< // global position TOF | |
1902 | "gdTOF.="<<&gdTOF<< // global position TOF | |
1903 | "\n"; | |
817766d5 | 1904 | } |
817766d5 | 1905 | } |
3e55050f | 1906 | |
1907 | ||
391ffdb2 | 1908 | void AliTPCcalibTime::BookDistortionMaps(){ |
1909 | // | |
1910 | // Book ndimensional histograms of distortions/residuals | |
1911 | // Only primary tracks are selected for analysis | |
1912 | // | |
1913 | ||
b9908d0b | 1914 | Double_t xminTrack[5], xmaxTrack[5]; |
1915 | Int_t binsTrack[5]; | |
1916 | TString axisName[5]; | |
1917 | TString axisTitle[5]; | |
391ffdb2 | 1918 | // |
882f5c06 | 1919 | binsTrack[0] =50; |
391ffdb2 | 1920 | axisName[0] ="#Delta"; |
1921 | axisTitle[0] ="#Delta"; | |
1922 | // | |
70036ef3 | 1923 | binsTrack[1] =44; |
1924 | xminTrack[1] =-1.1; xmaxTrack[1]=1.1; | |
391ffdb2 | 1925 | axisName[1] ="tanTheta"; |
1926 | axisTitle[1] ="tan(#Theta)"; | |
1927 | // | |
70036ef3 | 1928 | binsTrack[2] =180; |
391ffdb2 | 1929 | xminTrack[2] =-TMath::Pi(); xmaxTrack[2]=TMath::Pi(); |
1930 | axisName[2] ="phi"; | |
1931 | axisTitle[2] ="#phi"; | |
1932 | // | |
1933 | binsTrack[3] =20; | |
1934 | xminTrack[3] =-1.; xmaxTrack[3]=1.; // 0.33 GeV cut | |
1935 | axisName[3] ="snp"; | |
b9908d0b | 1936 | axisTitle[3] ="snp"; |
1937 | // | |
1938 | binsTrack[4] =10; | |
1939 | xminTrack[4] =120.; xmaxTrack[4]=215.; // crossing radius for CE only | |
1940 | axisName[4] ="r"; | |
1941 | axisTitle[4] ="r(cm)"; | |
391ffdb2 | 1942 | // |
1943 | // delta y | |
be67055b | 1944 | xminTrack[0] =-1.5; xmaxTrack[0]=1.5; // |
b9908d0b | 1945 | fResHistoTPCCE[0] = new THnSparseS("TPCCE#Delta_{Y} (cm)","#Delta_{Y} (cm)", 5, binsTrack,xminTrack, xmaxTrack); |
391ffdb2 | 1946 | fResHistoTPCITS[0] = new THnSparseS("TPCITS#Delta_{Y} (cm)","#Delta_{Y} (cm)", 4, binsTrack,xminTrack, xmaxTrack); |
1947 | fResHistoTPCvertex[0] = new THnSparseS("TPCVertex#Delta_{Y} (cm)","#Delta_{Y} (cm)", 4, binsTrack,xminTrack, xmaxTrack); | |
be67055b | 1948 | xminTrack[0] =-1.5; xmaxTrack[0]=1.5; // |
391ffdb2 | 1949 | fResHistoTPCTRD[0] = new THnSparseS("TPCTRD#Delta_{Y} (cm)","#Delta_{Y} (cm)", 4, binsTrack,xminTrack, xmaxTrack); |
0b736a46 | 1950 | xminTrack[0] =-5; xmaxTrack[0]=5; // |
1951 | fResHistoTPCTOF[0] = new THnSparseS("TPCTOF#Delta_{Y} (cm)","#Delta_{Y} (cm)", 4, binsTrack,xminTrack, xmaxTrack); | |
391ffdb2 | 1952 | // |
1953 | // delta z | |
9112627b | 1954 | xminTrack[0] =-3.; xmaxTrack[0]=3.; // |
b9908d0b | 1955 | fResHistoTPCCE[1] = new THnSparseS("TPCCE#Delta_{Z} (cm)","#Delta_{Z} (cm)", 5, binsTrack,xminTrack, xmaxTrack); |
391ffdb2 | 1956 | fResHistoTPCITS[1] = new THnSparseS("TPCITS#Delta_{Z} (cm)","#Delta_{Z} (cm)", 4, binsTrack,xminTrack, xmaxTrack); |
1957 | fResHistoTPCvertex[1] = new THnSparseS("TPCVertex#Delta_{Z} (cm)","#Delta_{Z} (cm)", 4, binsTrack,xminTrack, xmaxTrack); | |
1958 | fResHistoTPCTRD[1] = new THnSparseS("TPCTRD#Delta_{Z} (cm)","#Delta_{Z} (cm)", 4, binsTrack,xminTrack, xmaxTrack); | |
0b736a46 | 1959 | xminTrack[0] =-5.; xmaxTrack[0]=5.; // |
1960 | fResHistoTPCTOF[1] = new THnSparseS("TPCTOF#Delta_{Z} (cm)","#Delta_{Z} (cm)", 4, binsTrack,xminTrack, xmaxTrack); | |
391ffdb2 | 1961 | // |
1962 | // delta snp-P2 | |
882f5c06 | 1963 | xminTrack[0] =-0.015; xmaxTrack[0]=0.015; // |
b9908d0b | 1964 | fResHistoTPCCE[2] = new THnSparseS("TPCCE#Delta_{#phi}","#Delta_{#phi}", 5, binsTrack,xminTrack, xmaxTrack); |
391ffdb2 | 1965 | fResHistoTPCITS[2] = new THnSparseS("TPCITS#Delta_{#phi}","#Delta_{#phi}", 4, binsTrack,xminTrack, xmaxTrack); |
9112627b | 1966 | fResHistoTPCvertex[2] = new THnSparseS("TPCITSv#Delta_{#phi}","#Delta_{#phi}", 4, binsTrack,xminTrack, xmaxTrack); |
391ffdb2 | 1967 | fResHistoTPCTRD[2] = new THnSparseS("TPCTRD#Delta_{#phi}","#Delta_{#phi}", 4, binsTrack,xminTrack, xmaxTrack); |
0b736a46 | 1968 | fResHistoTPCTOF[2] = new THnSparseS("TPCTOF#Delta_{#phi}","#Delta_{#phi}", 4, binsTrack,xminTrack, xmaxTrack); |
391ffdb2 | 1969 | // |
1970 | // delta theta-P3 | |
9112627b | 1971 | xminTrack[0] =-0.025; xmaxTrack[0]=0.025; // |
b9908d0b | 1972 | fResHistoTPCCE[3] = new THnSparseS("TPCCE#Delta_{#theta}","#Delta_{#theta}", 5, binsTrack,xminTrack, xmaxTrack); |
391ffdb2 | 1973 | fResHistoTPCITS[3] = new THnSparseS("TPCITS#Delta_{#theta}","#Delta_{#theta}", 4, binsTrack,xminTrack, xmaxTrack); |
9112627b | 1974 | fResHistoTPCvertex[3] = new THnSparseS("TPCITSv#Delta_{#theta}","#Delta_{#theta}", 4, binsTrack,xminTrack, xmaxTrack); |
391ffdb2 | 1975 | fResHistoTPCTRD[3] = new THnSparseS("TPCTRD#Delta_{#theta}","#Delta_{#theta}", 4, binsTrack,xminTrack, xmaxTrack); |
0b736a46 | 1976 | fResHistoTPCTOF[3] = new THnSparseS("TPCTOF#Delta_{#theta}","#Delta_{#theta}", 4, binsTrack,xminTrack, xmaxTrack); |
391ffdb2 | 1977 | // |
1978 | // delta theta-P4 | |
9112627b | 1979 | xminTrack[0] =-0.2; xmaxTrack[0]=0.2; // |
b9908d0b | 1980 | fResHistoTPCCE[4] = new THnSparseS("TPCCE#Delta_{1/pt}","#Delta_{1/pt}", 5, binsTrack,xminTrack, xmaxTrack); |
391ffdb2 | 1981 | fResHistoTPCITS[4] = new THnSparseS("TPCITS#Delta_{1/pt}","#Delta_{1/pt}", 4, binsTrack,xminTrack, xmaxTrack); |
9112627b | 1982 | fResHistoTPCvertex[4] = new THnSparseS("TPCITSv#Delta_{1/pt}","#Delta_{1/pt}", 4, binsTrack,xminTrack, xmaxTrack); |
391ffdb2 | 1983 | fResHistoTPCTRD[4] = new THnSparseS("TPCTRD#Delta_{1/pt}","#Delta_{1/pt}", 4, binsTrack,xminTrack, xmaxTrack); |
0b736a46 | 1984 | fResHistoTPCTOF[4] = new THnSparseS("TPCTOF#Delta_{1/pt}","#Delta_{1/pt}", 4, binsTrack,xminTrack, xmaxTrack); |
391ffdb2 | 1985 | // |
1986 | for (Int_t ivar=0;ivar<4;ivar++){ | |
b9908d0b | 1987 | for (Int_t ivar2=0;ivar2<5;ivar2++){ |
1988 | fResHistoTPCCE[ivar]->GetAxis(ivar2)->SetName(axisName[ivar2].Data()); | |
1989 | fResHistoTPCCE[ivar]->GetAxis(ivar2)->SetTitle(axisTitle[ivar2].Data()); | |
1990 | if (ivar2<4){ | |
1991 | fResHistoTPCITS[ivar]->GetAxis(ivar2)->SetName(axisName[ivar2].Data()); | |
1992 | fResHistoTPCITS[ivar]->GetAxis(ivar2)->SetTitle(axisTitle[ivar2].Data()); | |
1993 | fResHistoTPCTRD[ivar]->GetAxis(ivar2)->SetName(axisName[ivar2].Data()); | |
1994 | fResHistoTPCTRD[ivar]->GetAxis(ivar2)->SetTitle(axisTitle[ivar2].Data()); | |
1995 | fResHistoTPCvertex[ivar]->GetAxis(ivar2)->SetName(axisName[ivar2].Data()); | |
1996 | fResHistoTPCvertex[ivar]->GetAxis(ivar2)->SetTitle(axisTitle[ivar2].Data()); | |
1997 | } | |
391ffdb2 | 1998 | } |
1999 | } | |
70036ef3 | 2000 | // |
2001 | // Book vertex: time histograms | |
2002 | // | |
2003 | Int_t binsVertex[2]={500, fTimeBins}; | |
2004 | Double_t aminVertex[2]={-5,fTimeStart}; | |
2005 | Double_t amaxVertex[2]={5, fTimeEnd}; | |
2006 | const char* hnames[12]={"TPCXAside", "TPCXCside","TPCXACdiff","TPCXAPCdiff", | |
2007 | "TPCYAside", "TPCYCside","TPCYACdiff","TPCYAPCdiff", | |
2008 | "TPCZAPCside", "TPCZAMCside","TPCZACdiff","TPCZAPCdiff"}; | |
2009 | const char* anames[12]={"x (cm) - A side ", "x (cm) - C side","#Delta_{x} (cm) - TPC-A-C","#Delta_{x} (cm) - TPC-Common", | |
2010 | "y (cm) - A side ", "y (cm) - C side","#Delta_{x} (cm) - TPC-A-C","#Delta_{y} (cm) - TPC-Common", | |
2011 | "z (cm)", "#Delta_{Z} (cm) A-C side","#Delta_{x} (cm) - TPC-A-C","#Delta_{Z} (cm) TPC-common"}; | |
2012 | for (Int_t ihis=0; ihis<12; ihis++) { | |
2013 | if (ihis>=8) aminVertex[0]=-20.; | |
2014 | if (ihis>=8) amaxVertex[0]=20.; | |
2015 | fTPCVertex[ihis]=new THnSparseF(hnames[ihis],hnames[ihis],2,binsVertex,aminVertex,amaxVertex); | |
2016 | fTPCVertex[ihis]->GetAxis(1)->SetTitle("Time"); | |
2017 | fTPCVertex[ihis]->GetAxis(0)->SetTitle(anames[ihis]); | |
2018 | } | |
391ffdb2 | 2019 | } |
2020 | ||
2021 | ||
b9908d0b | 2022 | void AliTPCcalibTime::FillResHistoTPCCE(const AliExternalTrackParam * pTPCIn, const AliExternalTrackParam * pTPCOut ){ |
2023 | // | |
2024 | // fill residual histograms pTPCOut-pTPCin - trac crossing CE | |
2025 | // Histogram | |
2026 | // | |
2027 | Double_t histoX[5]; | |
2028 | Double_t xyz[3]; | |
2029 | pTPCIn->GetXYZ(xyz); | |
2030 | Double_t phi= TMath::ATan2(xyz[1],xyz[0]); | |
2031 | histoX[1]= pTPCIn->GetTgl(); | |
2032 | histoX[2]= phi; | |
2033 | histoX[3]= pTPCIn->GetSnp(); | |
2034 | histoX[4]= pTPCIn->GetX(); | |
2035 | AliExternalTrackParam lout(*pTPCOut); | |
2036 | lout.Rotate(pTPCIn->GetAlpha()); | |
2037 | lout.PropagateTo(pTPCIn->GetX(),fMagF); | |
2038 | // | |
2039 | for (Int_t ihisto=0; ihisto<5; ihisto++){ | |
2040 | histoX[0]=lout.GetParameter()[ihisto]-pTPCIn->GetParameter()[ihisto]; | |
2041 | fResHistoTPCCE[ihisto]->Fill(histoX); | |
2042 | } | |
2043 | } | |
391ffdb2 | 2044 | void AliTPCcalibTime::FillResHistoTPCITS(const AliExternalTrackParam * pTPCIn, const AliExternalTrackParam * pITSOut ){ |
2045 | // | |
2046 | // fill residual histograms pTPCIn-pITSOut | |
2047 | // Histogram is filled only for primary tracks | |
2048 | // | |
2049 | Double_t histoX[4]; | |
2050 | Double_t xyz[3]; | |
2051 | pTPCIn->GetXYZ(xyz); | |
2052 | Double_t phi= TMath::ATan2(xyz[1],xyz[0]); | |
2053 | histoX[1]= pTPCIn->GetTgl(); | |
2054 | histoX[2]= phi; | |
2055 | histoX[3]= pTPCIn->GetSnp(); | |
9112627b | 2056 | AliExternalTrackParam lits(*pITSOut); |
2057 | lits.Rotate(pTPCIn->GetAlpha()); | |
2058 | lits.PropagateTo(pTPCIn->GetX(),fMagF); | |
391ffdb2 | 2059 | // |
2060 | for (Int_t ihisto=0; ihisto<5; ihisto++){ | |
9112627b | 2061 | histoX[0]=pTPCIn->GetParameter()[ihisto]-lits.GetParameter()[ihisto]; |
391ffdb2 | 2062 | fResHistoTPCITS[ihisto]->Fill(histoX); |
2063 | } | |
2064 | } | |
2065 | ||
2066 | ||
2067 | void AliTPCcalibTime::FillResHistoTPC(const AliESDtrack * pTrack){ | |
2068 | // | |
2069 | // fill residual histograms pTPC - vertex | |
2070 | // Histogram is filled only for primary tracks | |
2071 | // | |
2072 | Double_t histoX[4]; | |
2073 | const AliExternalTrackParam * pTPCIn = pTrack->GetInnerParam(); | |
be67055b | 2074 | AliExternalTrackParam pTPCvertex(*(pTrack->GetInnerParam())); |
9112627b | 2075 | // |
2076 | AliExternalTrackParam lits(*pTrack); | |
be67055b | 2077 | if (TMath::Abs(pTrack->GetY())>3) return; // beam pipe |
2078 | pTPCvertex.Rotate(lits.GetAlpha()); | |
2079 | //pTPCvertex.PropagateTo(pTPCvertex->GetX(),fMagF); | |
2080 | AliTracker::PropagateTrackToBxByBz(&pTPCvertex,lits.GetX(),0.1,2,kFALSE); | |
2081 | AliTracker::PropagateTrackToBxByBz(&pTPCvertex,lits.GetX(),0.1,0.1,kFALSE); | |
391ffdb2 | 2082 | Double_t xyz[3]; |
2083 | pTPCIn->GetXYZ(xyz); | |
2084 | Double_t phi= TMath::ATan2(xyz[1],xyz[0]); | |
2085 | histoX[1]= pTPCIn->GetTgl(); | |
2086 | histoX[2]= phi; | |
2087 | histoX[3]= pTPCIn->GetSnp(); | |
2088 | // | |
2089 | Float_t dca[2], cov[3]; | |
2090 | pTrack->GetImpactParametersTPC(dca,cov); | |
882f5c06 | 2091 | for (Int_t ihisto=0; ihisto<5; ihisto++){ |
be67055b | 2092 | histoX[0]=pTPCvertex.GetParameter()[ihisto]-lits.GetParameter()[ihisto]; |
2093 | // if (ihisto<2) histoX[0]=dca[ihisto]; | |
9112627b | 2094 | fResHistoTPCvertex[ihisto]->Fill(histoX); |
391ffdb2 | 2095 | } |
2096 | } | |
2097 | ||
2098 | ||
2099 | void AliTPCcalibTime::FillResHistoTPCTRD(const AliExternalTrackParam * pTPCOut, const AliExternalTrackParam * pTRDIn ){ | |
2100 | // | |
2101 | // fill resuidual histogram TPCout-TRDin | |
2102 | // | |
2103 | Double_t histoX[4]; | |
2104 | Double_t xyz[3]; | |
2105 | pTPCOut->GetXYZ(xyz); | |
2106 | Double_t phi= TMath::ATan2(xyz[1],xyz[0]); | |
2107 | histoX[1]= pTPCOut->GetTgl(); | |
2108 | histoX[2]= phi; | |
2109 | histoX[3]= pTPCOut->GetSnp(); | |
2110 | // | |
882f5c06 | 2111 | AliExternalTrackParam ltrd(*pTRDIn); |
2112 | ltrd.Rotate(pTPCOut->GetAlpha()); | |
be67055b | 2113 | // ltrd.PropagateTo(pTPCOut->GetX(),fMagF); |
2114 | AliTracker::PropagateTrackToBxByBz(<rd,pTPCOut->GetX(),0.1,0.1,kFALSE); | |
882f5c06 | 2115 | |
391ffdb2 | 2116 | for (Int_t ihisto=0; ihisto<5; ihisto++){ |
882f5c06 | 2117 | histoX[0]=pTPCOut->GetParameter()[ihisto]-ltrd.GetParameter()[ihisto]; |
391ffdb2 | 2118 | fResHistoTPCTRD[ihisto]->Fill(histoX); |
2119 | } | |
2120 | ||
2121 | } | |
0b736a46 | 2122 | |
2123 | void AliTPCcalibTime::FillResHistoTPCTOF(const AliExternalTrackParam * pTPCOut, const AliExternalTrackParam * pTOFIn ){ | |
2124 | // | |
2125 | // fill resuidual histogram TPCout-TOFin | |
2126 | // track propagated to the TOF position | |
2127 | Double_t histoX[4]; | |
2128 | Double_t xyz[3]; | |
2129 | ||
2130 | AliExternalTrackParam ltpc(*pTPCOut); | |
2131 | ltpc.Rotate(pTOFIn->GetAlpha()); | |
2132 | AliTracker::PropagateTrackToBxByBz(<pc,pTOFIn->GetX(),0.1,0.1,kFALSE); | |
2133 | // | |
2134 | ltpc.GetXYZ(xyz); | |
2135 | Double_t phi= TMath::ATan2(xyz[1],xyz[0]); | |
2136 | histoX[1]= ltpc.GetTgl(); | |
2137 | histoX[2]= phi; | |
2138 | histoX[3]= ltpc.GetSnp(); | |
2139 | // | |
2140 | for (Int_t ihisto=0; ihisto<2; ihisto++){ | |
2141 | histoX[0]=ltpc.GetParameter()[ihisto]-pTOFIn->GetParameter()[ihisto]; | |
2142 | fResHistoTPCTOF[ihisto]->Fill(histoX); | |
2143 | } | |
2144 | ||
2145 | } |