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Updated flags for low flux case (A. Dainese)
[u/mrichter/AliRoot.git] / TPC / AliTPCcalibCosmic.cxx
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f7f33dec 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
54b76c13 16/*
108953e9 17 Comments to be written here:
54b76c13 18 1. What do we calibrate.
19 2. How to interpret results
20 3. Simple example
21 4. Analysis using debug streamers.
22
23
24
25 3.Simple example
26 // To make cosmic scan the user interaction neccessary
27 //
28 .x ~/UliStyle.C
29 gSystem->Load("libANALYSIS");
30 gSystem->Load("libTPCcalib");
31 TFile fcalib("CalibObjects.root");
32 TObjArray * array = (TObjArray*)fcalib.Get("TPCCalib");
33 AliTPCcalibCosmic * cosmic = ( AliTPCcalibCosmic *)array->FindObject("cosmicTPC");
34
35
36
37*/
38
39
40
f7f33dec 41#include "Riostream.h"
42#include "TChain.h"
43#include "TTree.h"
44#include "TH1F.h"
45#include "TH2F.h"
46#include "TList.h"
47#include "TMath.h"
48#include "TCanvas.h"
49#include "TFile.h"
54b76c13 50#include "TF1.h"
f7f33dec 51
54b76c13 52#include "AliTPCclusterMI.h"
f7f33dec 53#include "AliTPCseed.h"
54#include "AliESDVertex.h"
55#include "AliESDEvent.h"
56#include "AliESDfriend.h"
57#include "AliESDInputHandler.h"
54b76c13 58#include "AliAnalysisManager.h"
f7f33dec 59
60#include "AliTracker.h"
61#include "AliMagFMaps.h"
54b76c13 62#include "AliTPCCalROC.h"
f7f33dec 63
64#include "AliLog.h"
65
66#include "AliTPCcalibCosmic.h"
860b3d93 67#include "AliExternalComparison.h"
f7f33dec 68#include "TTreeStream.h"
69#include "AliTPCTracklet.h"
70
71ClassImp(AliTPCcalibCosmic)
72
73
74AliTPCcalibCosmic::AliTPCcalibCosmic()
75 :AliTPCcalibBase(),
bca20570 76 fGainMap(0),
9b27d39b 77 fHistNTracks(0),
78 fClusters(0),
79 fModules(0),
80 fHistPt(0),
9b27d39b 81 fDeDx(0),
54b76c13 82 fDeDxMIP(0),
83 fMIPvalue(1),
9b27d39b 84 fCutMaxD(5), // maximal distance in rfi ditection
a6dc0cf6 85 fCutMaxDz(40), // maximal distance in z ditection
9b27d39b 86 fCutTheta(0.03), // maximal distan theta
87 fCutMinDir(-0.99) // direction vector products
f7f33dec 88{
54b76c13 89 AliInfo("Default Constructor");
f7f33dec 90}
91
92
93AliTPCcalibCosmic::AliTPCcalibCosmic(const Text_t *name, const Text_t *title)
94 :AliTPCcalibBase(),
bca20570 95 fGainMap(0),
9b27d39b 96 fHistNTracks(0),
97 fClusters(0),
98 fModules(0),
99 fHistPt(0),
9b27d39b 100 fDeDx(0),
54b76c13 101 fDeDxMIP(0),
102 fMIPvalue(1),
a6dc0cf6 103 fCutMaxD(5), // maximal distance in rfi ditection
104 fCutMaxDz(40), // maximal distance in z ditection
9b27d39b 105 fCutTheta(0.03), // maximal distan theta
106 fCutMinDir(-0.99) // direction vector products
f7f33dec 107{
108 SetName(name);
109 SetTitle(title);
54b76c13 110
111 fHistNTracks = new TH1F("ntracks","Number of Tracks per Event; number of tracks per event; number of tracks",501,-0.5,500.5);
112 fClusters = new TH1F("signal","Number of Clusters per track; number of clusters per track n_{cl}; counts",160,0,160);
113 fModules = new TH2F("sector","Acorde hits; z (cm); x(cm)",1200,-650,650,600,-700,700);
114 fHistPt = new TH1F("Pt","Pt distribution; p_{T} (GeV); counts",2000,0,50);
115 fDeDx = new TH2F("DeDx","dEdx; momentum p (GeV); TPC signal (a.u.)",500,0.01,100.,500,2.,1000);
f7f33dec 116 BinLogX(fDeDx);
54b76c13 117 fDeDxMIP = new TH1F("DeDxMIP","MIP region; TPC signal (a.u.);counts ",500,2.,1000);
118
9b27d39b 119 AliInfo("Non Default Constructor");
bca20570 120 //
f7f33dec 121}
122
123AliTPCcalibCosmic::~AliTPCcalibCosmic(){
124 //
125 //
126 //
127}
128
129
9b27d39b 130
131
132
f7f33dec 133void AliTPCcalibCosmic::Process(AliESDEvent *event) {
9b27d39b 134 //
135 //
136 //
f7f33dec 137 if (!event) {
138 Printf("ERROR: ESD not available");
139 return;
9b27d39b 140 }
f7f33dec 141 AliESDfriend *ESDfriend=static_cast<AliESDfriend*>(event->FindListObject("AliESDfriend"));
142 if (!ESDfriend) {
143 Printf("ERROR: ESDfriend not available");
144 return;
145 }
2acad464 146
108953e9 147
54b76c13 148 FindPairs(event); // nearly everything takes place in find pairs...
149
2acad464 150 if (GetDebugLevel()>20) printf("Hallo world: Im here and processing an event\n");
9b27d39b 151 Int_t ntracks=event->GetNumberOfTracks();
152 fHistNTracks->Fill(ntracks);
9b27d39b 153 if (ntracks==0) return;
9b27d39b 154
54b76c13 155}
9b27d39b 156
f7f33dec 157
158
54b76c13 159void AliTPCcalibCosmic::Analyze() {
160
161 fMIPvalue = CalculateMIPvalue(fDeDxMIP);
162
163 return;
164
165}
166
f7f33dec 167
f7f33dec 168
9b27d39b 169void AliTPCcalibCosmic::FindPairs(AliESDEvent *event) {
170 //
171 // Find cosmic pairs
04087794 172 //
173 // Track0 is choosen in upper TPC part
174 // Track1 is choosen in lower TPC part
9b27d39b 175 //
2acad464 176 if (GetDebugLevel()>20) printf("Hallo world: Im here\n");
9b27d39b 177 AliESDfriend *ESDfriend=static_cast<AliESDfriend*>(event->FindListObject("AliESDfriend"));
178 Int_t ntracks=event->GetNumberOfTracks();
9b27d39b 179 TObjArray tpcSeeds(ntracks);
180 if (ntracks==0) return;
181 Double_t vtxx[3]={0,0,0};
182 Double_t svtxx[3]={0.000001,0.000001,100.};
183 AliESDVertex vtx(vtxx,svtxx);
184 //
185 //track loop
186 //
54b76c13 187 for (Int_t i=0;i<ntracks;++i) {
188 AliESDtrack *track = event->GetTrack(i);
189 fClusters->Fill(track->GetTPCNcls());
190
191 const AliExternalTrackParam * trackIn = track->GetInnerParam();
192 const AliExternalTrackParam * trackOut = track->GetOuterParam();
193 if (!trackIn) continue;
194 if (!trackOut) continue;
860b3d93 195 if (ntracks>4 && TMath::Abs(trackIn->GetTgl())<0.0015) continue; // filter laser
196
197
9b27d39b 198 AliESDfriendTrack *friendTrack = ESDfriend->GetTrack(i);
199 TObject *calibObject;
200 AliTPCseed *seed = 0;
201 for (Int_t l=0;(calibObject=friendTrack->GetCalibObject(l));++l) {
202 if ((seed=dynamic_cast<AliTPCseed*>(calibObject))) break;
203 }
204 if (seed) tpcSeeds.AddAt(seed,i);
54b76c13 205
206 Double_t meanP = 0.5*(trackIn->GetP() + trackOut->GetP());
207 if (seed && track->GetTPCNcls() > 80 + 60/(1+TMath::Exp(-meanP+5))) {
208 fDeDx->Fill(meanP, seed->CookdEdxNorm(0.0,0.45,0,0,159,fGainMap));
209 //
210 if (meanP > 0.4 && meanP < 0.45) fDeDxMIP->Fill(seed->CookdEdxNorm(0.0,0.45,0,0,159,fGainMap));
211 //
212 if (GetDebugLevel()>0&&meanP>0.2&&seed->CookdEdxNorm(0.0,0.45,0,0,159,fGainMap)>300) {
213 TFile *curfile = AliAnalysisManager::GetAnalysisManager()->GetTree()->GetCurrentFile();
214 if (curfile) printf(">>> p+ in file: %s \t event: %i \t Number of ESD tracks: %i \n", curfile->GetName(), (int)event->GetEventNumberInFile(), (int)ntracks);
215 if (track->GetOuterParam()->GetAlpha()<0) cout << " Polartiy: " << track->GetSign() << endl;
216 }
217
218 }
219
9b27d39b 220 }
54b76c13 221
9b27d39b 222 if (ntracks<2) return;
223 //
224 // Find pairs
225 //
226 for (Int_t i=0;i<ntracks;++i) {
227 AliESDtrack *track0 = event->GetTrack(i);
04087794 228 // track0 - choosen upper part
229 if (!track0) continue;
230 if (!track0->GetOuterParam()) continue;
231 if (track0->GetOuterParam()->GetAlpha()<0) continue;
e9362f9d 232 Double_t dir0[3];
233 track0->GetDirection(dir0);
04087794 234 for (Int_t j=0;j<ntracks;++j) {
235 if (i==j) continue;
236 AliESDtrack *track1 = event->GetTrack(j);
237 //track 1 lower part
238 if (!track1) continue;
239 if (!track1->GetOuterParam()) continue;
240 if (track1->GetOuterParam()->GetAlpha()>0) continue;
241 //
e9362f9d 242 Double_t dir1[3];
243 track1->GetDirection(dir1);
54b76c13 244
9b27d39b 245 AliTPCseed * seed0 = (AliTPCseed*) tpcSeeds.At(i);
246 AliTPCseed * seed1 = (AliTPCseed*) tpcSeeds.At(j);
247 if (! seed0) continue;
248 if (! seed1) continue;
bca20570 249 Float_t dedx0 = seed0->CookdEdxNorm(0.05,0.55,0,0,159,fGainMap);
250 Float_t dedx1 = seed1->CookdEdxNorm(0.05,0.55,0,0,159,fGainMap);
251 //
252 Float_t dedx0I = seed0->CookdEdxNorm(0.05,0.55,0,0,63,fGainMap);
253 Float_t dedx1I = seed1->CookdEdxNorm(0.05,0.55,0,0,63,fGainMap);
254 //
255 Float_t dedx0O = seed0->CookdEdxNorm(0.05,0.55,0,64,159,fGainMap);
256 Float_t dedx1O = seed1->CookdEdxNorm(0.05,0.55,0,64,159,fGainMap);
257 //
e9362f9d 258 Float_t dir = (dir0[0]*dir1[0] + dir0[1]*dir1[1] + dir0[2]*dir1[2]);
9b27d39b 259 Float_t d0 = track0->GetLinearD(0,0);
260 Float_t d1 = track1->GetLinearD(0,0);
261 //
262 // conservative cuts - convergence to be guarantied
263 // applying before track propagation
264 if (TMath::Abs(d0+d1)>fCutMaxD) continue; // distance to the 0,0
265 if (dir>fCutMinDir) continue; // direction vector product
266 Float_t bz = AliTracker::GetBz();
267 Float_t dvertex0[2]; //distance to 0,0
268 Float_t dvertex1[2]; //distance to 0,0
269 track0->GetDZ(0,0,0,bz,dvertex0);
270 track1->GetDZ(0,0,0,bz,dvertex1);
271 if (TMath::Abs(dvertex0[1])>250) continue;
272 if (TMath::Abs(dvertex1[1])>250) continue;
273 //
274 //
275 //
276 Float_t dmax = TMath::Max(TMath::Abs(d0),TMath::Abs(d1));
277 AliExternalTrackParam param0(*track0);
278 AliExternalTrackParam param1(*track1);
279 //
280 // Propagate using Magnetic field and correct fo material budget
281 //
282 AliTracker::PropagateTrackTo(&param0,dmax+1,0.0005,3,kTRUE);
283 AliTracker::PropagateTrackTo(&param1,dmax+1,0.0005,3,kTRUE);
284 //
285 // Propagate rest to the 0,0 DCA - z should be ignored
286 //
287 Bool_t b0 = param0.PropagateToDCA(&vtx,bz,1000);
288 Bool_t b1 = param1.PropagateToDCA(&vtx,bz,1000);
289 //
290 param0.GetDZ(0,0,0,bz,dvertex0);
291 param1.GetDZ(0,0,0,bz,dvertex1);
a6dc0cf6 292 if (TMath::Abs(param0.GetZ()-param1.GetZ())>fCutMaxDz) continue;
9b27d39b 293 //
294 Double_t xyz0[3];//,pxyz0[3];
295 Double_t xyz1[3];//,pxyz1[3];
296 param0.GetXYZ(xyz0);
297 param1.GetXYZ(xyz1);
298 Bool_t isPair = IsPair(&param0,&param1);
299 //
54b76c13 300 if (isPair) FillAcordeHist(track0);
301 //
9b27d39b 302 if (fStreamLevel>0){
303 TTreeSRedirector * cstream = GetDebugStreamer();
108953e9 304 //printf("My stream=%p\n",(void*)cstream);
e9362f9d 305 AliExternalTrackParam *ip0 = (AliExternalTrackParam *)track0->GetInnerParam();
306 AliExternalTrackParam *ip1 = (AliExternalTrackParam *)track1->GetInnerParam();
307 AliExternalTrackParam *op0 = (AliExternalTrackParam *)track0->GetOuterParam();
308 AliExternalTrackParam *op1 = (AliExternalTrackParam *)track1->GetOuterParam();
309 Bool_t isCrossI = ip0->GetZ()*ip1->GetZ()<0;
310 Bool_t isCrossO = op0->GetZ()*op1->GetZ()<0;
311 Double_t alpha0 = TMath::ATan2(dir0[1],dir0[0]);
312 Double_t alpha1 = TMath::ATan2(dir1[1],dir1[0]);
9b27d39b 313 if (cstream) {
314 (*cstream) << "Track0" <<
108953e9 315 "run="<<fRun<< // run number
316 "event="<<fEvent<< // event number
317 "time="<<fTime<< // time stamp of event
318 "trigger="<<fTrigger<< // trigger
319 "mag="<<fMagF<< // magnetic field
9b27d39b 320 "dir="<<dir<< // direction
54b76c13 321 "OK="<<isPair<< // will be accepted
9b27d39b 322 "b0="<<b0<< // propagate status
323 "b1="<<b1<< // propagate status
e9362f9d 324 "crossI="<<isCrossI<< // cross inner
325 "crossO="<<isCrossO<< // cross outer
326 //
9b27d39b 327 "Orig0.=" << track0 << // original track 0
328 "Orig1.=" << track1 << // original track 1
329 "Tr0.="<<&param0<< // track propagated to the DCA 0,0
330 "Tr1.="<<&param1<< // track propagated to the DCA 0,0
e9362f9d 331 "Ip0.="<<ip0<< // inner param - upper
332 "Ip1.="<<ip1<< // inner param - lower
333 "Op0.="<<op0<< // outer param - upper
334 "Op1.="<<op1<< // outer param - lower
335 //
9b27d39b 336 "v00="<<dvertex0[0]<< // distance using kalman
337 "v01="<<dvertex0[1]<< //
338 "v10="<<dvertex1[0]<< //
339 "v11="<<dvertex1[1]<< //
340 "d0="<<d0<< // linear distance to 0,0
341 "d1="<<d1<< // linear distance to 0,0
342 //
e9362f9d 343 //
344 //
345 "x00="<<xyz0[0]<< // global position close to vertex
9b27d39b 346 "x01="<<xyz0[1]<<
347 "x02="<<xyz0[2]<<
348 //
e9362f9d 349 "x10="<<xyz1[0]<< // global position close to vertex
9b27d39b 350 "x11="<<xyz1[1]<<
351 "x12="<<xyz1[2]<<
352 //
e9362f9d 353 "alpha0="<<alpha0<<
354 "alpha1="<<alpha1<<
355 "dir00="<<dir0[0]<< // direction upper
356 "dir01="<<dir0[1]<<
357 "dir02="<<dir0[2]<<
358 //
359 "dir10="<<dir1[0]<< // direction lower
360 "dir11="<<dir1[1]<<
361 "dir12="<<dir1[2]<<
362 //
363 //
54b76c13 364 "Seed0.=" << seed0 << // original seed 0
365 "Seed1.=" << seed1 << // original seed 1
bca20570 366 //
367 "dedx0="<<dedx0<< // dedx0 - all
368 "dedx1="<<dedx1<< // dedx1 - all
369 //
54b76c13 370 "dedx0I="<<dedx0I<< // dedx0 - inner ROC
371 "dedx1I="<<dedx1I<< // dedx1 - inner ROC
bca20570 372 //
54b76c13 373 "dedx0O="<<dedx0O<< // dedx0 - outer ROC
374 "dedx1O="<<dedx1O<< // dedx1 - outer ROC
9b27d39b 375 "\n";
376 }
377 }
378 }
379 }
380}
381
9b27d39b 382
bca20570 383
384
54b76c13 385void AliTPCcalibCosmic::FillAcordeHist(AliESDtrack *upperTrack) {
386
387 // Pt cut to select straight tracks which can be easily propagated to ACORDE which is outside the magnetic field
388 if (upperTrack->Pt() < 10 || upperTrack->GetTPCNcls() < 80) return;
389
390 const Double_t AcordePlane = 850.; // distance of the central Acorde detectors to the beam line at y =0
391 const Double_t roof = 210.5; // distance from x =0 to end of magnet roof
392
393 Double_t r[3];
394 upperTrack->GetXYZ(r);
395 Double_t d[3];
396 upperTrack->GetDirection(d);
397 Double_t x,z;
398 z = r[2] + (d[2]/d[1])*(AcordePlane - r[1]);
399 x = r[0] + (d[0]/d[1])*(AcordePlane - r[1]);
400
401 if (x > roof) {
402 x = r[0] + (d[0]/(d[0]+d[1]))*(AcordePlane+roof-r[0]-r[1]);
403 z = r[2] + (d[2]/(d[0]+d[1]))*(AcordePlane+roof-r[0]-r[1]);
404 }
405 if (x < -roof) {
406 x = r[0] + (d[0]/(d[1]-d[0]))*(AcordePlane+roof+r[0]-r[1]);
407 z = r[2] + (d[2]/(d[1]-d[0]))*(AcordePlane+roof+r[0]-r[1]);
408 }
409
410 fModules->Fill(z, x);
411
412}
413
414
415
bca20570 416Long64_t AliTPCcalibCosmic::Merge(TCollection *li) {
417
418 TIterator* iter = li->MakeIterator();
419 AliTPCcalibCosmic* cal = 0;
420
421 while ((cal = (AliTPCcalibCosmic*)iter->Next())) {
422 if (!cal->InheritsFrom(AliTPCcalibCosmic::Class())) {
860b3d93 423 //Error("Merge","Attempt to add object of class %s to a %s", cal->ClassName(), this->ClassName());
bca20570 424 return -1;
425 }
426
54b76c13 427 fHistNTracks->Add(cal->GetHistNTracks());
428 fClusters->Add(cal-> GetHistClusters());
429 fModules->Add(cal->GetHistAcorde());
430 fHistPt->Add(cal->GetHistPt());
431 fDeDx->Add(cal->GetHistDeDx());
432 fDeDxMIP->Add(cal->GetHistMIP());
bca20570 433
434 }
435
436 return 0;
9b27d39b 437
f7f33dec 438}
439
54b76c13 440
9b27d39b 441Bool_t AliTPCcalibCosmic::IsPair(AliExternalTrackParam *tr0, AliExternalTrackParam *tr1){
442 //
443 //
444 /*
445 // 0. Same direction - OPOSITE - cutDir +cutT
446 TCut cutDir("cutDir","dir<-0.99")
447 // 1.
448 TCut cutT("cutT","abs(Tr1.fP[3]+Tr0.fP[3])<0.03")
449 //
450 // 2. The same rphi
451 TCut cutD("cutD","abs(Tr0.fP[0]+Tr1.fP[0])<5")
452 //
453 //
454 //
455 TCut cutPt("cutPt","abs(Tr1.fP[4]+Tr0.fP[4])<1&&abs(Tr0.fP[4])+abs(Tr1.fP[4])<10");
456 // 1/Pt diff cut
457 */
458 const Double_t *p0 = tr0->GetParameter();
459 const Double_t *p1 = tr1->GetParameter();
460 if (TMath::Abs(p0[3]+p1[3])>fCutTheta) return kFALSE;
a6dc0cf6 461 if (TMath::Abs(p0[1]-p1[1])>fCutMaxDz) return kFALSE;
9b27d39b 462 if (TMath::Abs(p0[0]+p1[0])>fCutMaxD) return kFALSE;
a6dc0cf6 463
9b27d39b 464 Double_t d0[3], d1[3];
465 tr0->GetDirection(d0);
466 tr1->GetDirection(d1);
467 if (d0[0]*d1[0] + d0[1]*d1[1] + d0[2]*d1[2] >fCutMinDir) return kFALSE;
468 //
469 return kTRUE;
470}
54b76c13 471
472
473
474Double_t AliTPCcalibCosmic::CalculateMIPvalue(TH1F * hist) {
475
476 TF1 * funcDoubleGaus = new TF1("funcDoubleGaus", "gaus(0)+gaus(3)",0,1000);
477 funcDoubleGaus->SetParameters(hist->GetEntries()*0.75,hist->GetMean()/1.3,hist->GetMean()*0.10,
478 hist->GetEntries()*0.25,hist->GetMean()*1.3,hist->GetMean()*0.10);
479 hist->Fit(funcDoubleGaus);
480 Double_t MIPvalue = TMath::Min(funcDoubleGaus->GetParameter(1),funcDoubleGaus->GetParameter(4));
481
482 delete funcDoubleGaus;
483
484 return MIPvalue;
485
486}
9b27d39b 487
488
f7f33dec 489
54b76c13 490
57dc06f2 491void AliTPCcalibCosmic::CalculateBetheParams(TH2F */*hist*/, Double_t * /*initialParam*/) {
492 //
493 // Not implemented yet
494 //
54b76c13 495 return;
496
497}
498
499
f7f33dec 500void AliTPCcalibCosmic::BinLogX(TH1 *h) {
501
502 // Method for the correct logarithmic binning of histograms
503
504 TAxis *axis = h->GetXaxis();
505 int bins = axis->GetNbins();
506
507 Double_t from = axis->GetXmin();
508 Double_t to = axis->GetXmax();
509 Double_t *new_bins = new Double_t[bins + 1];
510
511 new_bins[0] = from;
512 Double_t factor = pow(to/from, 1./bins);
513
514 for (int i = 1; i <= bins; i++) {
515 new_bins[i] = factor * new_bins[i-1];
516 }
517 axis->Set(bins, new_bins);
518 delete new_bins;
519
520}
521
428b47be 522AliExternalTrackParam *AliTPCcalibCosmic::Invert(AliExternalTrackParam *input)
523{
524 //
525 // Invert paramerameter - not covariance yet
526 //
527 AliExternalTrackParam *output = new AliExternalTrackParam(*input);
528 Double_t * param = (Double_t*)output->GetParameter();
529 param[0]*=-1;
530 param[3]*=-1;
531 param[4]*=-1;
532 //
533 return output;
534}
7b18d067 535
860b3d93 536AliExternalTrackParam *AliTPCcalibCosmic::MakeTrack(const AliExternalTrackParam *track0, const AliExternalTrackParam *track1){
537 //
538 //
539 //
540 AliExternalTrackParam *par1R= new AliExternalTrackParam(*track1);
541 par1R->Rotate(track0->GetAlpha());
542 //
543 //
544 Double_t * param = (Double_t*)par1R->GetParameter();
545 Double_t * covar = (Double_t*)par1R->GetCovariance();
546 param[0]*=1; //OK
547 param[1]*=1; //OK
548 param[2]*=1; //?
549 param[3]*=-1; //OK
550 param[4]*=-1; //OK
551 //
552 covar[6] *=-1.; covar[7] *=-1.; covar[8] *=-1.;
553 //covar[10]*=-1.; covar[11]*=-1.; covar[12]*=-1.;
554 covar[13]*=-1.;
555 par1R->PropagateTo(track0->GetX(),0); // bz shold be set -
556 //if (1){
557 // printf("Print param\n");
558 // track1->Print();
559 // par1R->Print();
560 //}
561 return par1R;
562}
563
564void AliTPCcalibCosmic::UpdateTrack(AliExternalTrackParam &track1, const AliExternalTrackParam &track2){
565 //
566 // Update track 1 with track 2
567 //
568 //
569 //
570 TMatrixD vecXk(5,1); // X vector
571 TMatrixD covXk(5,5); // X covariance
572 TMatrixD matHk(5,5); // vector to mesurement
573 TMatrixD measR(5,5); // measurement error
574 TMatrixD vecZk(5,1); // measurement
575 //
576 TMatrixD vecYk(5,1); // Innovation or measurement residual
577 TMatrixD matHkT(5,5);
578 TMatrixD matSk(5,5); // Innovation (or residual) covariance
579 TMatrixD matKk(5,5); // Optimal Kalman gain
580 TMatrixD mat1(5,5); // update covariance matrix
581 TMatrixD covXk2(5,5); //
582 TMatrixD covOut(5,5);
583 //
584 Double_t *param1=(Double_t*) track1.GetParameter();
585 Double_t *covar1=(Double_t*) track1.GetCovariance();
586 Double_t *param2=(Double_t*) track2.GetParameter();
587 Double_t *covar2=(Double_t*) track2.GetCovariance();
588 //
589 // copy data to the matrix
590 for (Int_t ipar=0; ipar<5; ipar++){
591 vecXk(ipar,0) = param1[ipar];
592 vecZk(ipar,0) = param2[ipar];
593 for (Int_t jpar=0; jpar<5; jpar++){
594 covXk(ipar,jpar) = covar1[track1.GetIndex(ipar, jpar)];
595 measR(ipar,jpar) = covar2[track2.GetIndex(ipar, jpar)];
596 }
597 }
598 //
599 //
600 //
601 //
602 matHk(0,0)=1; matHk(1,1)= 1; matHk(2,2)= 1;
603 matHk(3,3)= 1; matHk(4,4)= 1; // vector to measurement
604 //
605 vecYk = vecZk-matHk*vecXk; // Innovation or measurement residual
606 matHkT=matHk.T(); matHk.T();
607 matSk = (matHk*(covXk*matHkT))+measR; // Innovation (or residual) covariance
608 matSk.Invert();
609 matKk = (covXk*matHkT)*matSk; // Optimal Kalman gain
610 vecXk += matKk*vecYk; // updated vector
611 mat1(0,0)=1; mat1(1,1)=1; mat1(2,2)=1; mat1(3,3)=1; mat1(4,4)=1;
612 covXk2 = (mat1-(matKk*matHk));
613 covOut = covXk2*covXk;
614 //
615 //
616 //
617 // copy from matrix to parameters
618 if (0) {
619 vecXk.Print();
620 vecZk.Print();
621 //
622 measR.Print();
623 covXk.Print();
624 covOut.Print();
625 //
626 track1.Print();
627 track2.Print();
628 }
629
630 for (Int_t ipar=0; ipar<5; ipar++){
631 param1[ipar]= vecXk(ipar,0) ;
632 for (Int_t jpar=0; jpar<5; jpar++){
633 covar1[track1.GetIndex(ipar, jpar)]=covOut(ipar,jpar);
634 }
635 }
636}
637
638void AliTPCcalibCosmic::ProcessTree(TTree * chainTracklet, AliExternalComparison *comp){
639 //
640 // Process the debug streamer tree
641 // Possible to modify selection criteria
642 //
643 TTreeSRedirector * cstream = new TTreeSRedirector("cosmicdump.root");
644 //AliTPCcalibCosmic *cosmic = this;
645 //
646 AliExternalTrackParam * tr0 = 0;
647 AliExternalTrackParam * tr1 = 0;
648 Int_t npoints =0;
649 {
650 Int_t entries=chainTracklet->GetEntries();
651 for (Int_t i=0; i< entries; i++){
652 chainTracklet->GetBranch("Tr0.")->SetAddress(&tr0);
653 chainTracklet->GetBranch("Tr1.")->SetAddress(&tr1);
654 chainTracklet->GetEntry(i);
655 if (!tr0) continue;
656 if (!tr1) continue;
657 if (tr0->GetY()==0) continue;
658 if (tr1->GetY()==0) continue;
659 // make a local copy
660 AliExternalTrackParam par0(*tr0);
661 AliExternalTrackParam par1(*tr1);
662 AliExternalTrackParam par1R(*tr1);
663 par1R.Rotate(par1.GetAlpha()+TMath::Pi());
664 AliExternalTrackParam *par1T = MakeTrack(tr0,tr1);
665 if (0) {
666 printf("%d\t%d\t\n",i, npoints);
667 par1R.Print();
668 par1T->Print();
669 }
670 AliExternalTrackParam par0U=par0;
671 AliExternalTrackParam par1U=*par1T;
672 //
673 UpdateTrack(par0U,*par1T);
674 UpdateTrack(par1U,par0);
675 //
676 //
677 if (i%100==0) printf("%d\t%d\tt\n",i, npoints);
678 Bool_t accept = comp->AcceptPair(&par0,par1T);
679
680 if (1||fStreamLevel>0){
681 (*cstream)<<"Tracklet"<<
682 "accept="<<accept<<
683 "tr0.="<<&par0<< //original track up
684 "tr1.="<<&par1<< //original track down
685 "tr1R.="<<&par1R<< //track1 rotated to 0 frame
686 "tr1T.="<<par1T<< //track1 transformed to the track 0 frame
687 //
688 "tr0U.="<<&par0U<< //track 0 updated with track 1
689 "tr1U.="<<&par1U<< //track 1 updated with track 0
690 "\n";
691 }
692 //
693 if (accept) {
694 npoints++;
695 if (comp) comp->Process(&par0,par1T);
696 }
697 delete par1T;
698 }
699 }
700 delete cstream;
701}
702
703
704
705
706
707
708
e9362f9d 709/*
710
711void Init(){
712
713.x ~/UliStyle.C
714.x ~/rootlogon.C
715gSystem->Load("libSTAT.so");
716gSystem->Load("libANALYSIS");
717gSystem->Load("libTPCcalib");
718gSystem->AddIncludePath("-I$ALICE_ROOT/TPC/macros");
719
720gROOT->LoadMacro("$ALICE_ROOT/TPC/macros/AliXRDPROOFtoolkit.cxx+")
721AliXRDPROOFtoolkit tool;
31aa7c5c 722TChain * chainCosmic = tool.MakeChain("cosmic.txt","Track0",0,1000000);
da6c0bc9 723chainCosmic->Lookup();
e9362f9d 724
725TCut cutT("cutT","abs(Tr1.fP[3]+Tr0.fP[3])<0.01"); // OK
726TCut cutD("cutD","abs(Tr0.fP[0]+Tr1.fP[0])<2"); // OK
31aa7c5c 727TCut cutP1("cutP1","abs(Tr0.fP[1]-Tr1.fP[1])<20"); // OK
e9362f9d 728TCut cutPt("cutPt","abs(Tr1.fP[4]+Tr0.fP[4])<0.1&&abs(Tr0.fP[4])+abs(Tr1.fP[4])<10");
860b3d93 729TCut cutN("cutN","min(Orig0.fTPCncls,Orig1.fTPCncls)>50");
730TCut cutM("cutM","abs(mag)>0.01");
da6c0bc9 731TCut cutA=cutT+cutD+cutPt+cutN+cutP1+"trigger!=16";
e9362f9d 732
31aa7c5c 733TCut cuthpt("abs(Tr0.fP[4])+abs(Tr1.fP[4])<0.2");
e9362f9d 734TCut cutS("cutS","Orig0.fIp.fP[1]*Orig1.fIp.fP[1]>0");
735
736//
860b3d93 737chainCosmic->Draw(">>listELP",cutA,"entryList");
738//TEntryList *elist = (TEntryList*)gDirectory->Get("listEL");
739//TEntryList *elist = (TEntryList*)gProof->GetOutputList()->At(1);
da6c0bc9 740chainCosmic->SetEntryList(elist);
e9362f9d 741//
da6c0bc9 742chainCosmic->Draw(">>listV40Z100","abs(d0)<40&&abs(v01)<100","entryList");
e9362f9d 743TEntryList *elistV40Z100 = (TEntryList*)gDirectory->Get("listV40Z100");
da6c0bc9 744chainCosmic->SetEntryList(elistV40Z100);
e9362f9d 745
746//
747// Aliases
748//
da6c0bc9 749chainCosmic->SetAlias("side","(-1+(Tr0.fP[1]>0)*2)");
750chainCosmic->SetAlias("hpt","abs(Tr0.fP[4])<0.2");
751chainCosmic->SetAlias("signy","(-1+(Tr0.fP[0]>0)*2)");
108953e9 752
da6c0bc9 753chainCosmic->SetAlias("dy","Tr0.fP[0]+Tr1.fP[0]");
754chainCosmic->SetAlias("dz","Tr0.fP[1]-Tr1.fP[1]");
755chainCosmic->SetAlias("d1pt","Tr0.fP[4]+Tr1.fP[4]");
756chainCosmic->SetAlias("dtheta","(Tr0.fP[3]+Tr1.fP[3])");
757chainCosmic->SetAlias("dphi","(Tr0.fAlpha-Tr1.fAlpha-pi)");
108953e9 758
da6c0bc9 759chainCosmic->SetAlias("mtheta","(Tr0.fP[3]-Tr1.fP[3])*0.5")
760chainCosmic->SetAlias("sa","(sin(Tr0.fAlpha+0.))");
761chainCosmic->SetAlias("ca","(cos(Tr0.fAlpha+0.))");
e9362f9d 762
108953e9 763
764
da6c0bc9 765chainCosmic->Draw("dy:sqrt(abs(Tr0.fP[4]))>>hisdyA(5,0,1,50,-1,1)","!crossO&&!crossI&&abs(d0)<40&&Tr0.fP[1]>0");
108953e9 766hisdyA->FitSlicesY();
767hisdyA_2->SetXTitle("#sqrt{1/p_{t}}");
768hisdyA_2->SetYTitle("#sigma_{y}(cm)");
769hisdyA_2->SetTitle("Cosmic - Y matching");
770hisdyA_2->SetMaximum(0.5);
771
772
da6c0bc9 773chainCosmic->Draw("dy:sqrt(abs(Tr0.fP[4]))>>hisdyC(5,0,1,50,-1,1)","!crossO&&!crossI&&abs(d0)<40&&Tr0.fP[1]<0");
108953e9 774hisdyC->FitSlicesY();
775hisdyC_2->SetXTitle("#sqrt{1/p_{t}}");
776hisdyC_2->SetYTitle("#sigma_{y}(cm)");
777hisdyC_2->SetTitle("Cosmic - Y matching");
778hisdyC_2->SetMaximum(1);
779hisdyC_2->SetMinimum(0);
780hisdyC_2->SetMarkerStyle(22);
781hisdyA_2->SetMarkerStyle(21);
782hisdyC_2->SetMarkerSize(1.5);
da6c0bc9 783hisdyA_2->SetMarkerSize(1.5);
108953e9 784hisdyC_2->Draw();
785hisdyA_2->Draw("same");
786gPad->SaveAs("~/Calibration/Cosmic/pic/ymatching.gif")
787
da6c0bc9 788chainCosmic->Draw("dz:sqrt(abs(Tr0.fP[4]))>>hisdzA(5,0,1,50,-1,1)","!crossO&&!crossI&&abs(d0)<40&&Tr0.fP[1]>0");
108953e9 789hisdzA->FitSlicesY();
790hisdzA_2->SetXTitle("#sqrt{1/p_{t}}");
791hisdzA_2->SetYTitle("#sigma_{z}(cm)");
792hisdzA_2->SetTitle("Cosmic - Z matching - A side ");
793hisdzA_2->SetMaximum(0.5);
794
da6c0bc9 795chainCosmic->Draw("dz:sqrt(abs(Tr0.fP[4]))>>hisdzC(5,0,1,50,-1,1)","!crossO&&!crossI&&abs(d0)<40&&Tr0.fP[1]<0");
108953e9 796hisdzC->FitSlicesY();
797hisdzC_2->SetXTitle("#sqrt{1/p_{t}}");
798hisdzC_2->SetYTitle("#sigma_{z}(cm)");
799hisdzC_2->SetTitle("Cosmic - Z matching");
800hisdzC_2->SetMaximum(0.5);
801hisdzC_2->SetMarkerStyle(22);
802hisdzA_2->SetMarkerStyle(21);
803hisdzC_2->SetMarkerSize(1.5);
804hisdzA_2->SetMarkerSize(1.5);
805
806hisdzC_2->Draw();
807hisdzA_2->Draw("same");
808
809
810//
811// PICTURE 1/pt
812//
860b3d93 813chainCosmic->Draw("d1pt:sqrt(abs(Tr0.fP[4]))>>hisd1ptA(5,0,1,30,-0.1,0.1)","!crossO&&!crossI&&abs(d0)<40&&Tr0.fP[1]>0"+cutM);
108953e9 814hisd1ptA->FitSlicesY();
815hisd1ptA_2->SetXTitle("#sqrt{1/p_{t}}");
816hisd1ptA_2->SetYTitle("#sigma_{z}(cm)");
817hisd1ptA_2->SetTitle("Cosmic - Z matching - A side ");
818hisd1ptA_2->SetMaximum(0.5);
819
860b3d93 820chainCosmic->Draw("d1pt:sqrt(abs(Tr0.fP[4]))>>hisd1ptC(5,0,1,30,-0.1,0.1)","!crossO&&!crossI&&abs(d0)<40&&Tr0.fP[1]<0"+cutM);
108953e9 821hisd1ptC->FitSlicesY();
822hisd1ptC_2->SetXTitle("#sqrt{1/p_{t}}");
823hisd1ptC_2->SetYTitle("#sigma_{1/pt}(1/GeV)");
824hisd1ptC_2->SetTitle("Cosmic - 1/pt matching");
825hisd1ptC_2->SetMaximum(0.05);
826hisd1ptC_2->SetMarkerStyle(22);
827hisd1ptA_2->SetMarkerStyle(21);
828hisd1ptC_2->SetMarkerSize(1.5);
829hisd1ptA_2->SetMarkerSize(1.5);
830
831hisd1ptC_2->Draw();
832hisd1ptA_2->Draw("same");
833gPad->SaveAs("~/Calibration/Cosmic/pic/1ptmatching.gif")
834
835//
836// Theta
837//
da6c0bc9 838chainCosmic->Draw("dtheta:sqrt(abs(Tr0.fP[4]))>>hisdthetaA(5,0,1,30,-0.01,0.01)","!crossO&&!crossI&&abs(d0)<40&&Tr0.fP[1]>0");
108953e9 839hisdthetaA->FitSlicesY();
840hisdthetaA_2->SetXTitle("#sqrt{1/p_{t}}");
841hisdthetaA_2->SetYTitle("#sigma_{#theta}(cm)");
842hisdthetaA_2->SetTitle("Cosmic - Z matching - A side ");
843hisdthetaA_2->SetMaximum(0.5);
844
da6c0bc9 845chainCosmic->Draw("dtheta:sqrt(abs(Tr0.fP[4]))>>hisdthetaC(5,0,1,30,-0.01,0.01)","!crossO&&!crossI&&abs(d0)<40&&Tr0.fP[1]<0");
108953e9 846hisdthetaC->FitSlicesY();
847hisdthetaC_2->SetXTitle("#sqrt{1/p_{t}}");
848hisdthetaC_2->SetYTitle("#sigma_{#theta}(rad)");
849hisdthetaC_2->SetTitle("Cosmic - Theta matching");
850hisdthetaC_2->SetMaximum(0.01);
851hisdthetaC_2->SetMinimum(0.0);
852hisdthetaC_2->SetMarkerStyle(22);
853hisdthetaA_2->SetMarkerStyle(21);
854hisdthetaC_2->SetMarkerSize(1.5);
855hisdthetaA_2->SetMarkerSize(1.5);
856
857hisdthetaC_2->Draw();
858hisdthetaA_2->Draw("same");
859gPad->SaveAs("~/Calibration/Cosmic/pic/thetamatching.gif")
860//
861// Phi
862//
da6c0bc9 863chainCosmic->Draw("dphi:sqrt(abs(Tr0.fP[4]))>>hisdphiA(5,0,1,30,-0.01,0.01)","!crossO&&!crossI&&abs(d0)<40&&Tr0.fP[1]>0");
108953e9 864hisdphiA->FitSlicesY();
865hisdphiA_2->SetXTitle("#sqrt{1/p_{t}}");
866hisdphiA_2->SetYTitle("#sigma_{#phi}(rad)");
867hisdphiA_2->SetTitle("Cosmic - Z matching - A side ");
868hisdphiA_2->SetMaximum(0.5);
869
da6c0bc9 870chainCosmic->Draw("dphi:sqrt(abs(Tr0.fP[4]))>>hisdphiC(5,0,1,30,-0.01,0.01)","!crossO&&!crossI&&abs(d0)<40&&Tr0.fP[1]<0");
108953e9 871hisdphiC->FitSlicesY();
872hisdphiC_2->SetXTitle("#sqrt{1/p_{t}}");
873hisdphiC_2->SetYTitle("#sigma_{#phi}(rad)");
874hisdphiC_2->SetTitle("Cosmic - Phi matching");
875hisdphiC_2->SetMaximum(0.01);
876hisdphiC_2->SetMinimum(0.0);
877hisdphiC_2->SetMarkerStyle(22);
878hisdphiA_2->SetMarkerStyle(21);
879hisdphiC_2->SetMarkerSize(1.5);
880hisdphiA_2->SetMarkerSize(1.5);
881
882hisdphiC_2->Draw();
883hisdphiA_2->Draw("same");
884gPad->SaveAs("~/Calibration/Cosmic/pic/phimatching.gif")
885
886
887
e9362f9d 888}
889
890
891*/
892
893
894/*
895void MatchTheta(){
896
897TStatToolkit toolkit;
898Double_t chi2=0;
899Int_t npoints=0;
900TVectorD fitParamA0;
901TVectorD fitParamA1;
902TVectorD fitParamC0;
903TVectorD fitParamC1;
904TMatrixD covMatrix;
905
906
907TString fstring="";
908//
108953e9 909fstring+="mtheta++";
e9362f9d 910fstring+="ca++";
911fstring+="sa++";
912fstring+="ca*mtheta++";
913fstring+="sa*mtheta++";
108953e9 914//
e9362f9d 915fstring+="side++";
108953e9 916fstring+="side*mtheta++";
e9362f9d 917fstring+="side*ca++";
918fstring+="side*sa++";
919fstring+="side*ca*mtheta++";
920fstring+="side*sa*mtheta++";
921
922
108953e9 923TString *strTheta0 = toolkit.FitPlane(chain,"dtheta",fstring->Data(), "hpt&&!crossI&&!crossO", chi2,npoints,fitParamA0,covMatrix,0.8);
da6c0bc9 924chainCosmic->SetAlias("dtheta0",strTheta0.Data());
e9362f9d 925strTheta0->Tokenize("+")->Print();
926
927
928//fstring+="mtheta++";
929//fstring+="mtheta^2++";
930//fstring+="ca*mtheta^2++";
931//fstring+="sa*mtheta^2++";
932
933
934
935}
936
937*/
938
939
940
941
942/*
943 void PosCorrection()
944
945
946
947
948 TStatToolkit toolkit;
949 Double_t chi2=0;
950 Int_t npoints=0;
951 TVectorD fitParam;
952 TMatrixD covMatrix;
953
954 //Theta
da6c0bc9 955chainCosmic->SetAlias("dthe","(Tr0.fP[3]+Tr1.fP[3])");
956chainCosmic->SetAlias("sign","(-1+(Tr0.fP[1]>0)*2)");
957chainCosmic->SetAlias("di","(1-abs(Tr0.fP[1])/250)");
e9362f9d 958//
959//
960TString strFit="";
961//
962strFit+="sign++"; //1
963strFit+="Tr0.fP[3]++"; //2
964//
965strFit+="sin(Tr0.fAlpha)*(Tr0.fP[1]>0)++"; //3
966strFit+="sin(Tr0.fAlpha)*(Tr0.fP[1]<0)++"; //4
967//
968strFit+="cos(Tr0.fAlpha)*(Tr0.fP[1]>0)++"; //5
969strFit+="cos(Tr0.fAlpha)*(Tr0.fP[1]<0)++"; //6
970//
971strFit+="sin(Tr0.fAlpha)*Tr0.fP[3]++"; //7
972strFit+="cos(Tr0.fAlpha)*Tr0.fP[3]++"; //8
973
974
975 //
976 TString * thetaParam = toolkit.FitPlane(chain,"dthe", strFit.Data(),"1", chi2,npoints,fitParam,covMatrix,0.8,0,10000)
977
da6c0bc9 978 chainCosmic->SetAlias("corTheta",thetaParam->Data());
979 chainCosmic->Draw("dthe:Tr0.fP[1]","","",50000);
e9362f9d 980
981
982
983*/
984
985
bca20570 986
54b76c13 987/*
bca20570 988
7b18d067 989void AliTPCcalibCosmic::dEdxCorrection(){
e9362f9d 990 TCut cutT("cutT","abs(Tr1.fP[3]+Tr0.fP[3])<0.01"); // OK
991 TCut cutD("cutD","abs(Tr0.fP[0]+Tr1.fP[0])<2"); // OK
992 TCut cutPt("cutPt","abs(Tr1.fP[4]+Tr0.fP[4])<0.1&&abs(Tr0.fP[4])+abs(Tr1.fP[4])<10");
993 TCut cutN("cutN","min(Orig0.fTPCncls,Orig1.fTPCncls)>100");
994 TCut cutS("cutS","Orig0.fIp.fP[1]*Orig1.fIp.fP[1]>0");
995 TCut cutA=cutT+cutD+cutPt+cutN+cutS;
7b18d067 996
5ab97d2b 997
998 .x ~/UliStyle.C
999 gSystem->Load("libANALYSIS");
1000 gSystem->Load("libTPCcalib");
1001 gSystem->AddIncludePath("-I$ALICE_ROOT/TPC/macros");
1002 gROOT->LoadMacro("$ALICE_ROOT/TPC/macros/AliXRDPROOFtoolkit.cxx+")
1003 AliXRDPROOFtoolkit tool;
da6c0bc9 1004 TChain * chainCosmic = tool.MakeChain("cosmic.txt","Track0",0,1000000);
1005 chainCosmic->Lookup();
e9362f9d 1006
da6c0bc9 1007 chainCosmic->Draw(">>listEL",cutA,"entryList");
e9362f9d 1008 TEntryList *elist = (TEntryList*)gDirectory->Get("listEL");
da6c0bc9 1009 chainCosmic->SetEntryList(elist);
7b18d067 1010
1011 .x ~/rootlogon.C
1012 gSystem->Load("libSTAT.so");
e9362f9d 1013 TStatToolkit toolkit;
7b18d067 1014 Double_t chi2=0;
1015 Int_t npoints=0;
1016 TVectorD fitParam;
1017 TMatrixD covMatrix;
1018
da6c0bc9 1019 chainCosmic->Draw("Tr0.fP[4]+Tr1.fP[4]","OK"+cutA);
7b18d067 1020
1021 TString strFit;
1022 strFit+="(Tr0.fP[1]/250)++";
1023 strFit+="(Tr0.fP[1]/250)^2++";
1024 strFit+="(Tr0.fP[3])++";
1025 strFit+="(Tr0.fP[3])^2++";
1026
e9362f9d 1027 TString * ptParam = TStatToolkit::FitPlane(chain,"Tr0.fP[4]+Tr1.fP[4]", strFit.Data(),"1", chi2,npoints,fitParam,covMatrix)
bca20570 1028
1029
bca20570 1030
7b18d067 1031*/
1032
1033
428b47be 1034/*
1035gSystem->Load("libANALYSIS");
1036gSystem->Load("libSTAT");
1037gSystem->Load("libTPCcalib");
1038
1039TStatToolkit toolkit;
1040Double_t chi2;
1041TVectorD fitParam;
1042TMatrixD covMatrix;
1043Int_t npoints;
1044//
1045TCut cutT("cutT","abs(Tr1.fP[3]+Tr0.fP[3])<0.03"); // OK
1046TCut cutD("cutD","abs(Tr0.fP[0]+Tr1.fP[0])<5"); // OK
1047TCut cutPt("cutPt","abs(Tr1.fP[4]+Tr0.fP[4])<0.2&&abs(Tr0.fP[4])+abs(Tr1.fP[4])<10");
1048TCut cutN("cutN","min(Orig0.fTPCncls,Orig1.fTPCncls)>110");
108953e9 1049TCut cutA=cutT+cutD+cutPt+cutN;
428b47be 1050
1051
1052
da6c0bc9 1053TTree * chainCosmic = Track0;
428b47be 1054
1055
da6c0bc9 1056chainCosmic->SetAlias("norm","signalTot0.fElements[3]/signalTot1.fElements[3]");
428b47be 1057//
da6c0bc9 1058chainCosmic->SetAlias("dr1","(signalTot0.fElements[1]/signalTot0.fElements[3])");
1059chainCosmic->SetAlias("dr2","(signalTot0.fElements[2]/signalTot0.fElements[3])");
1060chainCosmic->SetAlias("dr4","(signalTot0.fElements[4]/signalTot0.fElements[3])");
1061chainCosmic->SetAlias("dr5","(signalTot0.fElements[5]/signalTot0.fElements[3])");
428b47be 1062
1063TString fstring="";
1064fstring+="dr1++";
1065fstring+="dr2++";
1066fstring+="dr4++";
1067fstring+="dr5++";
1068//
1069fstring+="dr1*dr2++";
1070fstring+="dr1*dr4++";
1071fstring+="dr1*dr5++";
1072fstring+="dr2*dr4++";
1073fstring+="dr2*dr5++";
1074fstring+="dr4*dr5++";
1075
1076
1077
1078TString *strqdedx = toolkit.FitPlane(chain,"norm",fstring->Data(), cutA, chi2,npoints,fitParam,covMatrix,-1,0,200000);
1079
da6c0bc9 1080chainCosmic->SetAlias("corQT",strqdedx->Data());
428b47be 1081
1082*/
1083
1084
108953e9 1085/*
da6c0bc9 1086 chainCosmic->SetProof(kTRUE);
31aa7c5c 1087 chainCosmic->Draw("Seed0.CookdEdxNorm(0,0.6,1,0,159,0,kTRUE,kTRUE):Seed0.CookdEdxNorm(0,0.6,1,0,159,0,kFALSE,kTRUE)",""+cutA,"",100000);
108953e9 1088
1089
da6c0bc9 1090chainCosmic->Draw("Seed0.CookdEdxNorm(0,0.6,1,0,159,0,kTRUE,kTRUE)/Seed1.CookdEdxNorm(0,0.6,1,0,159,0,kTRUE,kTRUE)>>his(100,0.5,1.5)","min(Orig0.fTPCncls,Orig1.fTPCncls)>130"+cutA,"",50000);
108953e9 1091
1092*/
1093
1094
860b3d93 1095/*
1096chainCosmic->Draw("Tr0.fP[1]-Tr1.fP[1]:sqrt(abs(Tr0.fP[4]))>>hisdzA(5,0,1,50,-1,1)","!crossO&&!crossI&&abs(d0)<40&&Tr0.fP[1]>0&&abs(mag)>0.1"+cutA);
1097
1098TGraph *grdzA = (TGraph*)gProof->GetOutputList()->At(1)->Clone();
1099
1100
1101
1102
1103*/
1104
1105
1106
1107