2 /**************************************************************************
3 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
5 * Author: The ALICE Off-line Project. *
6 * Contributors are mentioned in the code where appropriate. *
8 * Permission to use, copy, modify and distribute this software and its *
9 * documentation strictly for non-commercial purposes is hereby granted *
10 * without fee, provided that the above copyright notice appears in all *
11 * copies and that both the copyright notice and this permission notice *
12 * appear in the supporting documentation. The authors make no claims *
13 * about the suitability of this software for any purpose. It is *
14 * provided "as is" without express or implied warranty. *
15 **************************************************************************/
20 Basic calibration and QA class for the TPC gain calibration based on tracks from BEAM events.
23 Send comments etc. to: A.Kalweit@gsi.de, marian.ivanov@cern.ch
27 #include "Riostream.h"
40 #include "TGraphErrors.h"
42 #include "AliTPCcalibDB.h"
43 #include "AliTPCclusterMI.h"
44 #include "AliTPCClusterParam.h"
45 #include "AliTPCseed.h"
46 #include "AliESDVertex.h"
47 #include "AliESDEvent.h"
48 #include "AliESDfriend.h"
49 #include "AliESDInputHandler.h"
50 #include "AliAnalysisManager.h"
51 #include "AliTPCParam.h"
53 #include "AliComplexCluster.h"
54 #include "AliTPCclusterMI.h"
58 #include "AliTPCcalibGainMult.h"
60 #include "TTreeStream.h"
61 #include "TDatabasePDG.h"
62 #include "AliKFParticle.h"
63 #include "AliKFVertex.h"
65 #include "AliESDkink.h"
66 #include "AliRecoParam.h"
67 #include "AliTracker.h"
68 #include "AliTPCTransform.h"
69 #include "AliTPCROC.h"
71 ClassImp(AliTPCcalibGainMult)
73 Double_t AliTPCcalibGainMult::fgMergeEntriesCut=10000000.;
75 AliTPCcalibGainMult::AliTPCcalibGainMult()
83 fCutRequireITSrefit(0),
103 // Empty default cosntructor
105 AliDebug(5,"Default Constructor");
109 AliTPCcalibGainMult::AliTPCcalibGainMult(const Text_t *name, const Text_t *title)
117 fCutRequireITSrefit(0),
124 fHistClusterShape(0),
143 fLowerTrunc = 0.02; // IMPORTANT CHANGE --> REMOVE HARDWIRED TRUNCATION FROM TRACKER
145 fUseMax = kTRUE; // IMPORTANT CHANGE FOR PbPb; standard: kFALSE;
151 fCutRequireITSrefit = kFALSE;
154 // default values for MIP window selection
155 fMinMomentumMIP = 0.4;
156 fMaxMomentumMIP = 0.6;
157 fAlephParameters[0] = 0.07657; // the following parameters work for most of the periods and are therefore default
158 fAlephParameters[1] = 10.6654; // but they can be overwritten in the train setup of cpass0
159 fAlephParameters[2] = 2.51466e-14;
160 fAlephParameters[3] = 2.05379;
161 fAlephParameters[4] = 1.84288;
164 fHistNTracks = new TH1F("ntracks","Number of Tracks per Event; number of tracks per event; number of tracks",1001,-0.5,1000.5);
165 fHistClusterShape = new TH1F("fHistClusterShape","cluster shape; rms meas. / rms exp.;",300,0,3);
166 fHistQA = new TH3F("fHistQA","dEdx; momentum p (GeV); TPC signal (a.u.); pad",500,0.1,20.,500,0.,500,6,-0.5,5.5);
167 AliTPCcalibBase::BinLogX(fHistQA);
170 // MIP, sect, pad (short,med,long,full,oroc), run, ncl
171 Int_t binsGainSec[5] = { 145, 72, 4, 10000000, 65};
172 Double_t xminGainSec[5] = { 10., -0.5, -0.5, -0.5, -0.5};
173 Double_t xmaxGainSec[5] = {300., 71.5, 3.5, 9999999.5, 64.5};
174 TString axisNameSec[5]={"Q","sector","pad type","run", "ncl"};
175 TString axisTitleSec[5]={"Q (a.u)","sector","pad type","run","ncl"};
177 fHistGainSector = new THnSparseF("fHistGainSector","0:MIP, 1:sect, 2:pad, 3:run, 4:ncl", 5, binsGainSec, xminGainSec, xmaxGainSec);
178 for (Int_t iaxis=0; iaxis<5;iaxis++){
179 fHistGainSector->GetAxis(iaxis)->SetName(axisNameSec[iaxis]);
180 fHistGainSector->GetAxis(iaxis)->SetTitle(axisTitleSec[iaxis]);
185 Int_t binsPadEqual[5] = { 400, 400, 4, 10, 10};
186 Double_t xminPadEqual[5] = { 0.0, 0.0, -0.5, 0, -250};
187 Double_t xmaxPadEqual[5] = { 2.0, 2.0, 3.5, 13000, 250};
188 TString axisNamePadEqual[5] = {"dEdxRatioMax","dEdxRatioTot","padType","mult","driftlength"};
189 TString axisTitlePadEqual[5] = {"dEdx_padRegion/mean_dEdx Qmax", "dEdx_padRegion/mean_dEdx Qtot","padType","mult","driftlength"};
191 fHistPadEqual = new THnSparseF("fHistPadEqual","0:dEdx_pad/dEdx_mean, 1:pad, 2:mult, 3:drift", 5, binsPadEqual, xminPadEqual, xmaxPadEqual);
192 for (Int_t iaxis=0; iaxis<5;iaxis++){
193 fHistPadEqual->GetAxis(iaxis)->SetName(axisNamePadEqual[iaxis]);
194 fHistPadEqual->GetAxis(iaxis)->SetTitle(axisTitlePadEqual[iaxis]);
198 // MIP Qmax, MIP Qtot, z, pad, vtx. contribut., ncl
199 Int_t binsGainMult[6] = { 145, 145, 25, 4, 100, 80};
200 Double_t xminGainMult[6] = { 10., 10., 0, -0.5, 0, -0.5};
201 Double_t xmaxGainMult[6] = {300., 300., 250, 3.5, 13000, 159.5};
202 TString axisNameMult[6]={"Qmax","Qtot","drift","padtype""multiplicity","ncl"};
203 TString axisTitleMult[6]={"Qmax (a.u)","Qtot (a.u.)","driftlenght l (cm)","Pad Type","multiplicity","ncl"};
205 fHistGainMult = new THnSparseF("fHistGainMult","MIP Qmax, MIP Qtot, z, type, vtx. contribut.", 6, binsGainMult, xminGainMult, xmaxGainMult);
206 for (Int_t iaxis=0; iaxis<6;iaxis++){
207 fHistGainMult->GetAxis(iaxis)->SetName(axisNameMult[iaxis]);
208 fHistGainMult->GetAxis(iaxis)->SetTitle(axisTitleMult[iaxis]);
212 // dedx maps - bigger granulatity in phi -
213 // to construct the dedx sector/phi map
214 Int_t binsGainMap[4] = { 100, 90, 10, 6};
215 Double_t xminGainMap[4] = { 0.3, -TMath::Pi(), 0, 0};
216 Double_t xmaxGainMap[4] = { 2, TMath::Pi(), 1, 6};
217 TString axisNameMap[4] = {"Q_Qexp","phi", "1/Qexp","Pad Type"};
218 TString axisTitleMap[4] = {"Q/Q_{exp}","#phi (a.u.)","1/Q_{exp}","Pad Type"};
220 fHistdEdxMap = new THnSparseF("fHistdEdxMap","fHistdEdxMap", 4, binsGainMap, xminGainMap, xmaxGainMap);
221 for (Int_t iaxis=0; iaxis<4;iaxis++){
222 fHistdEdxMap->GetAxis(iaxis)->SetName(axisNameMap[iaxis]);
223 fHistdEdxMap->GetAxis(iaxis)->SetTitle(axisTitleMap[iaxis]);
229 Int_t binsGainMax[6] = { 100, 10, 10, 10, 5, 3};
230 Double_t xminGainMax[6] = { 0.5, 0, 0, 0, 0, 0};
231 Double_t xmaxGainMax[6] = { 1.5, 1, 1.0, 1.0, 3000, 3};
232 TString axisNameMax[6] = {"Q_Qexp","1/Qexp", "phi","theta","mult", "Pad Type"};
233 TString axisTitleMax[6] = {"Q/Q_{exp}","1/Qexp", "#phi","#theta","mult","Pad Type"};
235 fHistdEdxMax = new THnSparseF("fHistdEdxMax","fHistdEdxMax", 6, binsGainMax, xminGainMax, xmaxGainMax);
236 fHistdEdxTot = new THnSparseF("fHistdEdxTot","fHistdEdxTot", 6, binsGainMax, xminGainMax, xmaxGainMax);
237 for (Int_t iaxis=0; iaxis<6;iaxis++){
238 fHistdEdxMax->GetAxis(iaxis)->SetName(axisNameMax[iaxis]);
239 fHistdEdxMax->GetAxis(iaxis)->SetTitle(axisTitleMax[iaxis]);
240 fHistdEdxTot->GetAxis(iaxis)->SetName(axisNameMax[iaxis]);
241 fHistdEdxTot->GetAxis(iaxis)->SetTitle(axisTitleMax[iaxis]);
244 AliDebug(5,"Non Default Constructor");
248 AliTPCcalibGainMult::~AliTPCcalibGainMult(){
252 delete fHistNTracks; // histogram showing number of ESD tracks per event
253 delete fHistClusterShape; // histogram to check the cluster shape
254 delete fHistQA; // dE/dx histogram showing the final spectrum
256 delete fHistGainSector; // histogram which shows MIP peak for each of the 3x36 sectors (pad region)
257 delete fHistPadEqual; // histogram for the equalization of the gain in the different pad regions -> pass0
258 delete fHistGainMult; // histogram which shows decrease of MIP signal as a function
264 if (fBBParam) delete fBBParam;
269 void AliTPCcalibGainMult::Process(AliESDEvent *event) {
271 // Main function of the class
272 // 1. Select Identified particles - for identified particles the flag in the PID matrix is stored
273 // 1.a) ProcessV0s - select Electron (gamma coversion) and pion canditates (from K0s)
274 // 1.b) ProcessTOF - select - Proton, kaon and pions candidates
275 // AS THE TOF not calibrated yet in Pass0 - we are calibrating the TOF T0 in this function
276 // 1.c) ProcessCosmic - select cosmic mumn candidates - too few entries - not significant for the calibration
277 // 1.d) ProcessKinks - select Kaon and pion candidates. From our experience (see Kink debug streamer), the angular cut for kink daughter is not sufficient - big contamination - delta rays, hadronic interaction (proton)
278 // - NOT USED for the
280 // 2. Loop over tracks
281 // 2.a DumpTrack() - for identified particles dump the track and dEdx information into the tree (for later fitting)
282 // 3. Actual fitting for the moment macro
285 // Criteria for the track selection
287 // const Int_t kMinNCL=80; // minimal number of cluster - tracks accepted for the dedx calibration
288 //const Double_t kMaxEta=0.8; // maximal eta fo the track to be accepted
289 //const Double_t kMaxDCAR=10; // maximal DCA R of the track
290 //const Double_t kMaxDCAZ=5; // maximal DCA Z of the track
291 // const Double_t kMIPPt=0.525; // MIP pt
294 Printf("ERROR: ESD not available");
297 fCurrentEvent=event ;
298 fMagF = event->GetMagneticField();
299 Int_t ntracks=event->GetNumberOfTracks();
300 AliESDfriend *esdFriend=static_cast<AliESDfriend*>(event->FindListObject("AliESDfriend"));
302 //Printf("ERROR: esdFriend not available");
306 if (!(esdFriend->TestSkipBit())) fPIDMatrix= new TMatrixD(ntracks,5);
307 fHistNTracks->Fill(ntracks);
308 // ProcessCosmic(event); // usually not enogh statistic
310 if (esdFriend->TestSkipBit()) {
314 //ProcessV0s(event); //
315 //ProcessTOF(event); //
316 //ProcessKinks(event); // not relyable
318 UInt_t runNumber = event->GetRunNumber();
319 Int_t nContributors = event->GetNumberOfTracks();
323 for (Int_t i=0;i<ntracks;++i) {
325 AliESDtrack *track = event->GetTrack(i);
326 if (!track) continue;
328 AliExternalTrackParam * trackIn = (AliExternalTrackParam *)track->GetInnerParam();
329 if (!trackIn) continue;
331 // calculate necessary track parameters
332 Double_t meanP = trackIn->GetP();
333 Int_t ncls = track->GetTPCNcls();
334 Int_t nCrossedRows = track->GetTPCCrossedRows();
336 // correction factor of dE/dx in MIP window
337 Float_t corrFactorMip = AliExternalTrackParam::BetheBlochAleph(meanP/0.13957,
342 fAlephParameters[4]);
343 if (TMath::Abs(corrFactorMip) < 1e-10) continue;
345 if (nCrossedRows < fCutCrossRows) continue;
346 // exclude tracks which do not look like primaries or are simply too short or on wrong sectors
347 if (TMath::Abs(trackIn->Eta()) > fCutEtaWindow) continue;
349 UInt_t status = track->GetStatus();
350 if ((status&AliESDtrack::kTPCrefit)==0) continue;
351 if ((status&AliESDtrack::kITSrefit)==0 && fCutRequireITSrefit) continue; // ITS cluster
352 Float_t dca[2], cov[3];
353 track->GetImpactParameters(dca,cov);
354 Float_t primVtxDCA = TMath::Sqrt(dca[0]*dca[0]);
355 if (TMath::Abs(dca[0]) > fCutMaxDcaXY || TMath::Abs(dca[0]) < 0.0000001) continue; // cut in xy
356 if (((status&AliESDtrack::kITSrefit) == 1 && TMath::Abs(dca[1]) > 3.) || TMath::Abs(dca[1]) > fCutMaxDcaZ ) continue;
359 // fill Alexander QA histogram
361 if (primVtxDCA < 3 && track->GetNcls(0) > 3 && track->GetKinkIndex(0) == 0 && ncls > 100) fHistQA->Fill(meanP, track->GetTPCsignal(), 5);
364 AliESDfriendTrack *friendTrack = esdFriend->GetTrack(i);
365 if (!friendTrack) continue;
366 TObject *calibObject;
367 AliTPCseed *seed = 0;
368 for (Int_t l=0;(calibObject=friendTrack->GetCalibObject(l));++l) {
369 if ((seed=dynamic_cast<AliTPCseed*>(calibObject))) break;
371 //if (seed) DumpTrack(track, friendTrack,seed,i); // MI implementation for the identified particles
373 if (seed) { // seed the container with track parameters and the clusters
375 const AliExternalTrackParam * trackOut = friendTrack->GetTPCOut(); // tack at the outer radius of TPC
376 if (!trackIn) continue;
377 if (!trackOut) continue;
378 Double_t meanDrift = 250 - 0.5*TMath::Abs(trackIn->GetZ() + trackOut->GetZ());
380 for (Int_t irow =0; irow<160;irow++) {
381 AliTPCTrackerPoint * point = seed->GetTrackPoint(irow);
382 if (point==0) continue;
383 AliTPCclusterMI * cl = seed->GetClusterPointer(irow);
386 Float_t rsigmay = TMath::Sqrt(point->GetSigmaY());
387 fHistClusterShape->Fill(rsigmay);
393 Double_t signalShortMax = seed->CookdEdxAnalytical(fLowerTrunc,fUpperTrunc,1,0,62);
394 Double_t signalMedMax = seed->CookdEdxAnalytical(fLowerTrunc,fUpperTrunc,1,63,126);
395 Double_t signalLongMax = seed->CookdEdxAnalytical(fLowerTrunc,fUpperTrunc,1,127,159);
396 Double_t signalMax = seed->CookdEdxAnalytical(fLowerTrunc,fUpperTrunc,1,row0,row1);
397 Double_t signalArrayMax[4] = {signalShortMax, signalMedMax, signalLongMax, signalMax};
399 Double_t signalShortTot = seed->CookdEdxAnalytical(fLowerTrunc,fUpperTrunc,0,0,62);
400 Double_t signalMedTot = seed->CookdEdxAnalytical(fLowerTrunc,fUpperTrunc,0,63,126);
401 Double_t signalLongTot = seed->CookdEdxAnalytical(fLowerTrunc,fUpperTrunc,0,127,159);
403 Double_t signalTot = 0;
405 Double_t signalArrayTot[4] = {signalShortTot, signalMedTot, signalLongTot, signalTot};
407 Double_t mipSignalShort = fUseMax ? signalShortMax : signalShortTot;
408 Double_t mipSignalMed = fUseMax ? signalMedMax : signalMedTot;
409 Double_t mipSignalLong = fUseMax ? signalLongMax : signalLongTot;
410 Double_t mipSignalOroc = seed->CookdEdxAnalytical(fLowerTrunc,fUpperTrunc,fUseMax,63,159);
411 Double_t signal = fUseMax ? signalMax : signalTot;
413 fHistQA->Fill(meanP, mipSignalShort, 0);
414 fHistQA->Fill(meanP, mipSignalMed, 1);
415 fHistQA->Fill(meanP, mipSignalLong, 2);
416 fHistQA->Fill(meanP, signal, 3);
417 fHistQA->Fill(meanP, mipSignalOroc, 4);
419 // normalize pad regions to their common mean
421 Float_t meanMax = (63./159)*signalArrayMax[0] + (64./159)*signalArrayMax[1] + (32./159)*signalArrayMax[2];
422 Float_t meanTot = (63./159)*signalArrayTot[0] + (64./159)*signalArrayTot[1] + (32./159)*signalArrayTot[2];
423 if (meanMax < 1e-5 || meanTot < 1e-5) continue;
425 for(Int_t ipad = 0; ipad < 4; ipad ++) {
426 // "dEdxRatioMax","dEdxRatioTot","padType","mult","driftlength", "1_pt"
427 Double_t vecPadEqual[5] = {signalArrayMax[ipad]/meanMax, signalArrayTot[ipad]/meanTot, ipad, nContributors, meanDrift};
428 if (fMinMomentumMIP > meanP && meanP < fMaxMomentumMIP) fHistPadEqual->Fill(vecPadEqual);
432 if (meanP < fMaxMomentumMIP && meanP > fMinMomentumMIP) {
433 Double_t vecMult[6] = {seed->CookdEdxAnalytical(fLowerTrunc,fUpperTrunc,1,row0,row1)/corrFactorMip,
434 seed->CookdEdxAnalytical(fLowerTrunc,fUpperTrunc,0,row0,row1)/corrFactorMip,
440 fHistGainMult->Fill(vecMult);
441 vecMult[0]=mipSignalShort/corrFactorMip; vecMult[1]=mipSignalShort/corrFactorMip; vecMult[3]=0;
442 fHistGainMult->Fill(vecMult);
443 vecMult[0]=mipSignalMed/corrFactorMip; vecMult[1]=mipSignalMed/corrFactorMip; vecMult[3]=1;
444 fHistGainMult->Fill(vecMult);
445 vecMult[0]=mipSignalLong/corrFactorMip; vecMult[1]=mipSignalLong/corrFactorMip; vecMult[3]=2;
446 fHistGainMult->Fill(vecMult);
451 if (fMinMomentumMIP < meanP || meanP > fMaxMomentumMIP) continue; // only MIP pions
452 //if (meanP > 0.5 || meanP < 0.4) continue; // only MIP pions
454 // for each track, we look at the three different pad regions, split it into tracklets, check if the sector does not change and fill the histogram
456 Bool_t isNotSplit[3] = {kTRUE, kTRUE, kTRUE}; // short, medium, long (true if the track is not split between two chambers)
458 Double_t sector[4] = {-1, -1, -1, -1}; // sector number short, medium, long, all
459 Int_t ncl[3] = {0,0,0};
462 for (Int_t irow=0; irow < 159; irow++){
464 if (irow > 62) padRegion = 1;
465 if (irow > 126) padRegion = 2;
467 AliTPCclusterMI* cluster = seed->GetClusterPointer(irow);
468 if (!cluster) continue;
469 if (sector[padRegion] == -1) {
470 sector[padRegion] = cluster->GetDetector();
473 if (sector[padRegion] != -1 && sector[padRegion] != cluster->GetDetector()) isNotSplit[padRegion] = kFALSE;
477 // MIP, sect, pad, run
479 Double_t vecMip[5] = {mipSignalShort/corrFactorMip, mipSignalMed/corrFactorMip, mipSignalLong/corrFactorMip, signal/corrFactorMip, mipSignalOroc/corrFactorMip};
481 for(Int_t ipad = 0; ipad < 3; ipad++) {
482 // AK. - run Number To be removed - not needed
483 Double_t vecGainSec[5] = {vecMip[ipad], sector[ipad], ipad, runNumber, ncl[ipad]};
484 if (isNotSplit[ipad]) fHistGainSector->Fill(vecGainSec);
494 void AliTPCcalibGainMult::MakeLookup(THnSparse * /*hist*/, Char_t * /*outputFile*/) {
496 // Not yet implemented
501 void AliTPCcalibGainMult::Analyze() {
511 Long64_t AliTPCcalibGainMult::Merge(TCollection *li) {
513 // merging of the component
516 const Int_t kMaxEntriesSparse=2000000; // MI- temporary - restrict the THnSparse size
517 TIterator* iter = li->MakeIterator();
518 AliTPCcalibGainMult* cal = 0;
520 while ((cal = (AliTPCcalibGainMult*)iter->Next())) {
521 if (!cal->InheritsFrom(AliTPCcalibGainMult::Class())) {
522 Error("Merge","Attempt to add object of class %s to a %s", cal->ClassName(), this->ClassName());
526 if (cal->GetHistNTracks()) fHistNTracks->Add(cal->GetHistNTracks());
527 if (cal->GetHistClusterShape()) fHistClusterShape->Add(cal->GetHistClusterShape());
528 if (cal->GetHistQA()) fHistQA->Add(cal->GetHistQA());
529 if (cal->GetHistGainSector() && fHistGainSector )
531 if ((fHistGainSector->GetEntries()+cal->GetHistGainSector()->GetEntries()) < fgMergeEntriesCut)
533 //AliInfo(Form("fHistGainSector has %.0f tracks, going to add %.0f\n",fHistGainSector->GetEntries(),cal->GetHistGainSector()->GetEntries()));
534 fHistGainSector->Add(cal->GetHistGainSector());
538 AliInfo(Form("fHistGainSector full (has %.0f entries, trying to add %.0f., max allowed: %.0f)",
539 fHistGainSector->GetEntries(),cal->GetHistGainSector()->GetEntries(),fgMergeEntriesCut));
542 if (cal->GetHistPadEqual()) fHistPadEqual->Add(cal->GetHistPadEqual());
543 if (cal->GetHistGainMult()) {
544 if (fHistGainMult->GetEntries()<kMaxEntriesSparse) fHistGainMult->Add(cal->GetHistGainMult());
547 if (cal->fHistdEdxMap){
548 if (fHistdEdxMap) fHistdEdxMap->Add(cal->fHistdEdxMap);
550 if (cal->fHistdEdxMax){
551 if (fHistdEdxMax) fHistdEdxMax->Add(cal->fHistdEdxMax);
553 if (cal->fHistdEdxTot){
554 if (fHistdEdxTot) fHistdEdxTot->Add(cal->fHistdEdxTot);
557 // Originally we tireied to write the tree to the same file as other calibration components
558 // We failed in merging => therefore this optio was disabled
560 // if (cal->fdEdxTree && cal->fdEdxTree->GetEntries()>0) {
562 // const Int_t kMax=100000;
563 // Int_t entriesSum = (Int_t)fdEdxTree->GetEntries();
564 // Int_t entriesCurrent = (Int_t)cal->fdEdxTree->GetEntries();
565 // Int_t entriesCp=TMath::Min((Int_t) entriesCurrent*(kMax*entriesSum),entriesCurrent);
566 // // cal->fdEdxTree->SetBranchStatus("track*",0);
567 // // cal->fdEdxTree->SetBranchStatus("vertex*",0);
568 // // cal->fdEdxTree->SetBranchStatus("tpcOut*",0);
569 // // cal->fdEdxTree->SetBranchStatus("vec*",0);
570 // // fdEdxTree->SetBranchStatus("track*",0);
571 // // fdEdxTree->SetBranchStatus("vertex*",0);
572 // // fdEdxTree->SetBranchStatus("tpcOut*",0);
573 // // fdEdxTree->SetBranchStatus("vec*",0);
574 // fdEdxTree->Print();
575 // fdEdxTree->Dump();
576 // fdEdxTree->GetEntry(0);
577 // for (Int_t i=0; i<entriesCurrent; i++){
578 // cal->fdEdxTree->CopyAddresses(fdEdxTree);
579 // cal->fdEdxTree->GetEntry(i);
580 // fdEdxTree->Fill();
582 // TObjArray *brarray = cal->fdEdxTree->GetListOfBranches();
583 // for (Int_t i=0; i<brarray->GetEntries(); i++) {TBranch * br = (TBranch *)brarray->At(i); br->SetAddress(0); }
586 // fdEdxTree = (TTree*)(cal->fdEdxTree->Clone());
587 // TObjArray *brarray = fdEdxTree->GetListOfBranches();
588 // for (Int_t i=0; i<brarray->GetEntries(); i++) {TBranch * br = (TBranch *)brarray->At(i); br->SetAddress(0);}
602 void AliTPCcalibGainMult::UpdateGainMap() {
604 // read in the old gain map and scale it appropriately...
607 gSystem->Load("libANALYSIS");
608 gSystem->Load("libTPCcalib");
610 TFile jj("Run0_999999999_v1_s0.root");
611 AliTPCCalPad * pad = AliCDBEntry->GetObject()->Clone();
612 TFile hh("output.root");
613 AliTPCcalibGainMult * gain = calibTracksGain;
614 TH2D * histGainSec = gain->GetHistGainSector()->Projection(0,1);
617 histGainSec->FitSlicesY(0, 0, -1, 0, "QNR", &arr);
618 TH1D * meanGainSec = arr->At(1);
619 Double_t gainsIROC[36];
620 Double_t gainsOROC[36];
623 for(Int_t isec = 1; isec < meanGainSec->GetNbinsX() + 1; isec++) {
624 cout << isec << " " << meanGainSec->GetXaxis()->GetBinCenter(isec) << " " <<meanGainSec->GetBinContent(isec) << endl;
625 gains[isec-1] = meanGainSec->GetBinContent(isec);
627 gainsIROC[isec-1] = meanGainSec->GetBinContent(isec);
629 gainsOROC[isec - 36 -1] = meanGainSec->GetBinContent(isec);
632 Double_t meanIroc = TMath::Mean(36, gainsIROC);
633 Double_t meanOroc = TMath::Mean(36, gainsIROC);
634 for(Int_t i = 0; i < 36; i++) gains[i] /= meanIroc;
635 for(Int_t i = 36; i < 72; i++) gains[i] /= meanOroc;
637 for(Int_t i = 0; i < 72; i++) {
638 AliTPCCalROC * chamber = pad->GetCalROC(i);
639 chamber->Multiply(gains[i]);
640 cout << i << " "<< chamber->GetMean() << endl;
645 AliCDBMetaData *metaData= new AliCDBMetaData();
646 metaData->SetObjectClassName("AliTPCCalPad");
647 metaData->SetResponsible("Alexander Kalweit");
648 metaData->SetBeamPeriod(1);
649 metaData->SetAliRootVersion("04-19-05"); //root version
650 metaData->SetComment("New gain map for 1600V OROC gain increase and equalization. Valid for runs starting after technical stop beginning of September.");
651 AliCDBId id1("TPC/Calib/GainFactorDedx", 131541, AliCDBRunRange::Infinity()); // important: new gain runs here..
652 AliCDBStorage * gStorage = AliCDBManager::Instance()->GetStorage("local:///d/alice05/akalweit/projects/OCDBupdate/HighGain_2010-09-03/OCDB/");
653 gStorage->Put(pad, id1, metaData);
658 void AliTPCcalibGainMult::UpdateClusterParam() {
663 gSystem->Load("libANALYSIS");
664 gSystem->Load("libTPCcalib");
666 TFile ff("OldClsParam.root");
667 AliTPCClusterParam * param = AliCDBEntry->GetObject()->Clone();
669 TFile hh("output.root");
670 AliTPCcalibGainMult * gain = calibGainMult;
671 TH2D * histGainSec = gain->GetHistGainSector()->Projection(0,2);
673 histGainSec->FitSlicesY(0, 0, -1, 0, "QNR", &arr);
674 histGainSec->Draw("colz");
675 TH1D * fitVal = arr.At(1);
676 fitVal->Draw("same");
677 param->GetQnormCorrMatrix()->Print();
678 param->GetQnormCorrMatrix()(0,5) *= fitVal->GetBinContent(1)/fitVal->GetBinContent(1); // short pads Qtot
679 param->GetQnormCorrMatrix()(1,5) *= fitVal->GetBinContent(2)/fitVal->GetBinContent(1); // med pads Qtot
680 param->GetQnormCorrMatrix()(2,5) *= fitVal->GetBinContent(3)/fitVal->GetBinContent(1); // long pads Qtot
682 param->GetQnormCorrMatrix()(3,5) *= fitVal->GetBinContent(1)/fitVal->GetBinContent(1); // short pads Qmax -> scaling assumed
683 param->GetQnormCorrMatrix()(4,5) *= fitVal->GetBinContent(2)/fitVal->GetBinContent(1); // med pads Qmax -> scaling assumed
684 param->GetQnormCorrMatrix()(5,5) *= fitVal->GetBinContent(3)/fitVal->GetBinContent(1); // long pads Qmax -> scaling assumed
686 TFile jj("newClusterParam.root","RECREATE");
688 param->GetQnormCorrMatrix()->Print();
692 AliCDBMetaData *metaData= new AliCDBMetaData();
693 metaData->SetObjectClassName("AliTPCClusterParam");
694 metaData->SetResponsible("Alexander Kalweit");
695 metaData->SetBeamPeriod(1);
696 metaData->SetAliRootVersion("04-19-04"); //root version
697 metaData->SetComment("1600V OROC / hard thres. / new algorithm");
698 AliCDBId id1("TPC/Calib/ClusterParam", 0, AliCDBRunRange::Infinity()); // important: new gain runs here..
699 AliCDBStorage * gStorage = AliCDBManager::Instance()->GetStorage("local:///lustre/alice/akalweit/baseline/CalibrationEntries/OldThres_NewAlgo_PP");
700 gStorage->Put(param, id1, metaData);
707 void AliTPCcalibGainMult::DumpTrack(AliESDtrack * track, AliESDfriendTrack *ftrack, AliTPCseed * seed, Int_t index){
709 // dump interesting tracks
710 // 1. track at MIP region
711 // 2. highly ionizing protons
712 // pidType: 0 - unselected
718 const Int_t kMax=10000;
719 const Int_t kMinRows=80;
720 const Double_t kDCAcut=30;
722 // Bethe Bloch paramerization
724 Double_t kp1= 0.0851148;
725 Double_t kp2= 9.25771;
726 Double_t kp3= 2.6558e-05;
727 Double_t kp4= 2.32742;
728 Double_t kp5= 1.83039;
737 static const AliTPCROC *roc = AliTPCROC::Instance();
738 static const TDatabasePDG *pdg = TDatabasePDG::Instance();
740 Int_t nclITS = track->GetNcls(0);
741 Int_t ncl = track->GetTPCncls();
742 Double_t ncl21 = track->GetTPCClusterInfo(3,1);
743 Double_t ncl20 = track->GetTPCClusterInfo(3,0);
746 if (ncl21<kMinRows) return;
747 static Int_t counter=0;
748 static Int_t counterHPT=0;
750 static TH1F *hisBB=new TH1F("hisBB","hisBB",20,0.1,1.00); // bethe bloch histogram =
751 // used to cover more homegenously differnt dEdx regions
752 static Double_t massPi = pdg->GetParticle("pi-")->Mass(); //
753 static Double_t massK = pdg->GetParticle("K-")->Mass();
754 static Double_t massP = pdg->GetParticle("proton")->Mass();
755 static Double_t massE = pdg->GetParticle("e-")->Mass();
756 static Double_t massMuon = pdg->GetParticle("mu-")->Mass();
757 static Double_t radius0= roc->GetPadRowRadiiLow(roc->GetNRows(0)/2);
758 static Double_t radius1= roc->GetPadRowRadiiUp(30);
759 static Double_t radius2= roc->GetPadRowRadiiUp(roc->GetNRows(36)-15);
761 AliESDVertex *vertex= (AliESDVertex *)fCurrentEvent->GetPrimaryVertex();
763 // Estimate current MIP position -
765 static Double_t mipArray[kMax]; // mip array
766 static Int_t counterMIP0=0;
767 static Double_t medianMIP0=100000; // current MIP median position - estimated after some mimnimum number of MIP tracks
769 if (TMath::Abs(track->GetP()-0.5)<0.1&&track->GetTPCsignal()/medianMIP0<1.5){
770 mipArray[counterMIP0%kMax]= track->GetTPCsignal();
772 if (counterMIP0>10) medianMIP0=TMath::Median(counterMIP0%kMax, mipArray);
774 // the PID as defiend from the external sources
776 Int_t isElectron = TMath::Nint((*fPIDMatrix)(index,0));
777 Int_t isMuon = TMath::Nint((*fPIDMatrix)(index,1));
778 Int_t isPion = TMath::Nint((*fPIDMatrix)(index,2));
779 Int_t isKaon = TMath::Nint((*fPIDMatrix)(index,3));
780 Int_t isProton = TMath::Nint((*fPIDMatrix)(index,4));
782 track->GetImpactParameters(dca[0],dca[1]);
784 if ( (isMuon==0 && isElectron==0) && (TMath::Sqrt(dca[0]*dca[0]+dca[1]*dca[1])>kDCAcut) ) return;
785 Double_t normdEdx= track->GetTPCsignal()/(medianMIP0); // TPC signal normalized to the MIP
787 AliExternalTrackParam * trackIn = (AliExternalTrackParam *)track->GetInnerParam();
788 AliExternalTrackParam * trackOut = (AliExternalTrackParam *)track->GetOuterParam();
789 AliExternalTrackParam * tpcOut = (AliExternalTrackParam *)ftrack->GetTPCOut();
790 if (!trackIn) return;
791 if (!trackOut) return;
793 if (trackIn->GetZ()*trackOut->GetZ()<0) return; // remove crossing tracks
795 // calculate local and global angle
796 Int_t side = (trackIn->GetZ()>0)? 1:-1;
797 Double_t tgl=trackIn->GetTgl();
798 Double_t gangle[3]={0,0,0};
799 Double_t langle[3]={0,0,0};
800 Double_t length[3]={0,0,0};
801 Double_t pxpypz[3]={0,0,0};
803 trackIn->GetXYZAt(radius0,bz,pxpypz); // get the global position at the middle of the IROC
804 gangle[0]=TMath::ATan2(pxpypz[1],pxpypz[0]); // global angle IROC
805 trackIn->GetXYZAt(radius1,bz,pxpypz); // get the global position at the middle of the OROC - medium pads
806 gangle[1]=TMath::ATan2(pxpypz[1],pxpypz[0]); // global angle OROC
807 trackOut->GetXYZAt(radius2,bz,pxpypz); // get the global position at the middle of OROC - long pads
808 gangle[2]=TMath::ATan2(pxpypz[1],pxpypz[0]);
810 trackIn->GetPxPyPzAt(radius0,bz,pxpypz); //get momentum vector
811 langle[0]=TMath::ATan2(pxpypz[1],pxpypz[0])-gangle[0]; //local angle between padrow and track IROC
812 trackIn->GetPxPyPzAt(radius1,bz,pxpypz);
813 langle[1]=TMath::ATan2(pxpypz[1],pxpypz[0])-gangle[1];
814 trackOut->GetPxPyPzAt(radius2,bz,pxpypz); // OROC medium
815 langle[2]=TMath::ATan2(pxpypz[1],pxpypz[0])-gangle[2];
816 for (Int_t i=0; i<3; i++){
817 if (langle[i]>TMath::Pi()) langle[i]-=TMath::TwoPi();
818 if (langle[i]<-TMath::Pi()) langle[i]+=TMath::TwoPi();
819 length[i]=TMath::Sqrt(1+langle[i]*langle[i]+tgl*tgl); // the tracklet length
822 // Select the kaons and Protons which are "isolated" in TPC dedx curve
825 Double_t dedxP = AliExternalTrackParam::BetheBlochAleph(track->GetInnerParam()->GetP()/massP,kp1,kp2,kp3,kp4,kp5);
826 Double_t dedxK = AliExternalTrackParam::BetheBlochAleph(track->GetInnerParam()->GetP()/massK,kp1,kp2,kp3,kp4,kp5);
827 if (dedxP>2 || dedxK>2){
828 if (track->GetP()<1.2 && normdEdx>1.8&&counterMIP0>10){ // not enough from TOF and V0s triggered by high dedx
829 // signing the Proton and kaon - using the "bitmask" bit 1 and 2 is dedicated for V0s and TOF selected
830 if ( TMath::Abs(normdEdx/dedxP-1)<0.3) isProton+=4;
831 if ( TMath::Abs(normdEdx/dedxK-1)<0.3) isKaon+=4;
832 if (normdEdx/dedxK>1.3) isProton+=8;
833 if (normdEdx/dedxP<0.7) isKaon+=8;
840 Bool_t isHighPt = ((TMath::Power(1/track->Pt(),4)*gRandom->Rndm())<0.005); // rnadomly selected HPT tracks
841 // there are selected for the QA of the obtained calibration
842 Bool_t isMIP = TMath::Abs(track->GetInnerParam()->P()-0.4)<0.005&&(counter<kMax); //
843 // REMINDER - it is not exactly MIP - we select the regtion where the Kaon and Electrons are well separated
845 if (isElectron>0) mass = massE;
846 if (isProton>0) mass = massP;
847 if (isKaon>0) mass = massK;
848 if (isMuon>0) mass = massMuon;
849 if (isPion>0) mass = massPi;
850 if (isHighPt) mass = massPi; //assign mass of pions
851 if (isMIP&&track->GetTPCsignal()/medianMIP0<1.5) mass = massPi; //assign mass of pions
854 // calculate expected dEdx
856 Double_t dedxDefPion= 0,dedxDefProton=0, dedxDefKaon=0;
857 Double_t pin=trackIn->GetP();
858 Double_t pout=trackOut->GetP();
859 Double_t p=(pin+pout)*0.5; // momenta as the mean between tpc momenta at inner and outer wall of the TPC
860 if (mass>0) dedxDef = AliExternalTrackParam::BetheBlochAleph(p/mass,kp1,kp2,kp3,kp4,kp5);
861 dedxDefPion = AliExternalTrackParam::BetheBlochAleph(p/massPi,kp1,kp2,kp3,kp4,kp5);
862 dedxDefProton = AliExternalTrackParam::BetheBlochAleph(p/massP,kp1,kp2,kp3,kp4,kp5);
863 dedxDefKaon = AliExternalTrackParam::BetheBlochAleph(p/massK,kp1,kp2,kp3,kp4,kp5);
865 // dEdx Truncated mean vectros with differnt tuncation
866 // 11 truncations array - 0-10 - 0~50% 11=100%
867 // 3 Regions - IROC,OROC0, OROC1
868 // 2 Q - total charge and max charge
869 // Log - Logarithmic mean used
870 // Up/Dwon - Upper half or lower half of truncation used
871 // RMS - rms of the distribction (otherwise truncated mean)
872 // M2 suffix - second moment ( truncated)
873 TVectorF truncUp(11);
874 TVectorF truncDown(11);
875 TVectorF vecAllMax(11);
876 TVectorF vecIROCMax(11);
877 TVectorF vecOROCMax(11);
878 TVectorF vecOROC0Max(11);
879 TVectorF vecOROC1Max(11);
881 TVectorF vecAllTot(11);
882 TVectorF vecIROCTot(11);
883 TVectorF vecOROCTot(11);
884 TVectorF vecOROC0Tot(11);
885 TVectorF vecOROC1Tot(11);
887 TVectorF vecAllTotLog(11);
888 TVectorF vecIROCTotLog(11);
889 TVectorF vecOROCTotLog(11);
890 TVectorF vecOROC0TotLog(11);
891 TVectorF vecOROC1TotLog(11);
893 TVectorF vecAllTotUp(11);
894 TVectorF vecIROCTotUp(11);
895 TVectorF vecOROCTotUp(11);
896 TVectorF vecOROC0TotUp(11);
897 TVectorF vecOROC1TotUp(11);
899 TVectorF vecAllTotDown(11);
900 TVectorF vecIROCTotDown(11);
901 TVectorF vecOROCTotDown(11);
902 TVectorF vecOROC0TotDown(11);
903 TVectorF vecOROC1TotDown(11);
905 TVectorF vecAllTotRMS(11);
906 TVectorF vecIROCTotRMS(11);
907 TVectorF vecOROCTotRMS(11);
908 TVectorF vecOROC0TotRMS(11);
909 TVectorF vecOROC1TotRMS(11);
911 TVectorF vecAllTotM2(11);
912 TVectorF vecIROCTotM2(11);
913 TVectorF vecOROCTotM2(11);
914 TVectorF vecOROC0TotM2(11);
915 TVectorF vecOROC1TotM2(11);
917 TVectorF vecAllTotMS(11);
918 TVectorF vecIROCTotMS(11);
919 TVectorF vecOROCTotMS(11);
920 TVectorF vecOROC0TotMS(11);
921 TVectorF vecOROC1TotMS(11);
923 // Differnt number of clusters definitions - in separate regions of the TPC
924 // 20 - ratio - found/findabel
925 // 21 - number of clusters used for given dEdx calculation
927 // suffix - 3 or 4 - number of padrows before and after given row to define findable row
929 Double_t ncl20All = seed->CookdEdxAnalytical(0.0,1, 1 ,0,159,3);
930 Double_t ncl20IROC = seed->CookdEdxAnalytical(0.,1, 1 ,0,63,3);
931 Double_t ncl20OROC = seed->CookdEdxAnalytical(0.,1, 1 ,64,159,3);
932 Double_t ncl20OROC0= seed->CookdEdxAnalytical(0.,1, 1 ,64,128,3);
933 Double_t ncl20OROC1= seed->CookdEdxAnalytical(0.,1, 1 ,129,159,3);
935 Double_t ncl20All4 = seed->CookdEdxAnalytical(0.0,1, 1 ,0,159,3,4);
936 Double_t ncl20IROC4 = seed->CookdEdxAnalytical(0.,1, 1 ,0,63,3,4);
937 Double_t ncl20OROC4 = seed->CookdEdxAnalytical(0.,1, 1 ,64,159,3,4);
938 Double_t ncl20OROC04= seed->CookdEdxAnalytical(0.,1, 1 ,64,128,3,4);
939 Double_t ncl20OROC14= seed->CookdEdxAnalytical(0.,1, 1 ,129,159,3,4);
941 Double_t ncl20All3 = seed->CookdEdxAnalytical(0.0,1, 1 ,0,159,3,3);
942 Double_t ncl20IROC3 = seed->CookdEdxAnalytical(0.,1, 1 ,0,63,3,3);
943 Double_t ncl20OROC3 = seed->CookdEdxAnalytical(0.,1, 1 ,64,159,3,3);
944 Double_t ncl20OROC03= seed->CookdEdxAnalytical(0.,1, 1 ,64,128,3,3);
945 Double_t ncl20OROC13= seed->CookdEdxAnalytical(0.,1, 1 ,129,159,3,3);
947 Double_t ncl21All = seed->CookdEdxAnalytical(0.0,1, 1 ,0,159,2);
948 Double_t ncl21IROC = seed->CookdEdxAnalytical(0.,1, 1 ,0,63,2);
949 Double_t ncl21OROC = seed->CookdEdxAnalytical(0.,1, 1 ,64,159,2);
950 Double_t ncl21OROC0= seed->CookdEdxAnalytical(0.,1, 1 ,64,128,2);
951 Double_t ncl21OROC1= seed->CookdEdxAnalytical(0.,1, 1 ,129,159,2);
952 // calculate truncated dEdx - mean rms M2 ...
954 for (Int_t ifracDown=0; ifracDown<1; ifracDown++){
955 for (Int_t ifracUp=0; ifracUp<11; ifracUp++){
956 Double_t fracDown = 0.0+Double_t(ifracDown)*0.05;
957 Double_t fracUp = 0.5+Double_t(ifracUp)*0.05;
958 vecAllMax[ifrac]= seed->CookdEdxAnalytical(fracDown,fracUp, 1 ,0,159,0);
959 vecIROCMax[ifrac]= seed->CookdEdxAnalytical(fracDown,fracUp, 1 ,0,63,0);
960 vecOROCMax[ifrac]= seed->CookdEdxAnalytical(fracDown,fracUp, 1 ,64,159,0);
961 vecOROC0Max[ifrac]= seed->CookdEdxAnalytical(fracDown,fracUp, 1 ,64,128,0);
962 vecOROC1Max[ifrac]= seed->CookdEdxAnalytical(fracDown,fracUp, 1 ,129,159,0);
964 vecAllTot[ifrac]= seed->CookdEdxAnalytical(fracDown,fracUp, 0 ,0,159,0);
965 vecIROCTot[ifrac]= seed->CookdEdxAnalytical(fracDown,fracUp, 0 ,0,63,0);
966 vecOROCTot[ifrac]= seed->CookdEdxAnalytical(fracDown,fracUp, 0 ,64,159,0);
967 vecOROC0Tot[ifrac]= seed->CookdEdxAnalytical(fracDown,fracUp, 0 ,64,128,0);
968 vecOROC1Tot[ifrac]= seed->CookdEdxAnalytical(fracDown,fracUp, 0 ,129,159,0);
970 vecAllTotLog[ifrac]= seed->CookdEdxAnalytical(fracDown,fracUp, 0 ,0,159,0,2,1);
971 vecIROCTotLog[ifrac]= seed->CookdEdxAnalytical(fracDown,fracUp, 0 ,0,63,0,2,1);
972 vecOROCTotLog[ifrac]= seed->CookdEdxAnalytical(fracDown,fracUp, 0 ,64,159,0,2,1);
973 vecOROC0TotLog[ifrac]= seed->CookdEdxAnalytical(fracDown,fracUp, 0 ,64,128,0,2,1);
974 vecOROC1TotLog[ifrac]= seed->CookdEdxAnalytical(fracDown,fracUp, 0 ,129,159,0,2,1);
976 vecAllTotUp[ifrac]= seed->CookdEdxAnalytical(fracDown,fracUp, 0 ,0,159,4,2,1);
977 vecIROCTotUp[ifrac]= seed->CookdEdxAnalytical(fracDown,fracUp, 0 ,0,63,4,2,1);
978 vecOROCTotUp[ifrac]= seed->CookdEdxAnalytical(fracDown,fracUp, 0 ,64,159,4,2,1);
979 vecOROC0TotUp[ifrac]= seed->CookdEdxAnalytical(fracDown,fracUp, 0 ,64,128,4,2,1);
980 vecOROC1TotUp[ifrac]= seed->CookdEdxAnalytical(fracDown,fracUp, 0 ,129,159,4,2,1);
982 vecAllTotDown[ifrac]= seed->CookdEdxAnalytical(fracDown,fracUp, 0 ,0,159,5,2,1);
983 vecIROCTotDown[ifrac]= seed->CookdEdxAnalytical(fracDown,fracUp, 0 ,0,63,5,2,1);
984 vecOROCTotDown[ifrac]= seed->CookdEdxAnalytical(fracDown,fracUp, 0 ,64,159,5,2,1);
985 vecOROC0TotDown[ifrac]= seed->CookdEdxAnalytical(fracDown,fracUp, 0 ,64,128,5,2,1);
986 vecOROC1TotDown[ifrac]= seed->CookdEdxAnalytical(fracDown,fracUp, 0 ,129,159,5,2,1);
988 vecAllTotRMS[ifrac]= seed->CookdEdxAnalytical(fracDown,fracUp, 0 ,0,159,1,2,0);
989 vecIROCTotRMS[ifrac]= seed->CookdEdxAnalytical(fracDown,fracUp, 0 ,0,63,1,2,0);
990 vecOROCTotRMS[ifrac]= seed->CookdEdxAnalytical(fracDown,fracUp, 0 ,64,159,1,2,0);
991 vecOROC0TotRMS[ifrac]= seed->CookdEdxAnalytical(fracDown,fracUp, 0 ,64,128,1,2,0);
992 vecOROC1TotRMS[ifrac]= seed->CookdEdxAnalytical(fracDown,fracUp, 0 ,129,159,1,2,0);
994 vecAllTotM2[ifrac]= seed->CookdEdxAnalytical(fracDown,fracUp, 0 ,0,159,6,2,1);
995 vecIROCTotM2[ifrac]= seed->CookdEdxAnalytical(fracDown,fracUp, 0 ,0,63,6,2,1);
996 vecOROCTotM2[ifrac]= seed->CookdEdxAnalytical(fracDown,fracUp, 0 ,64,159,6,2,1);
997 vecOROC0TotM2[ifrac]= seed->CookdEdxAnalytical(fracDown,fracUp, 0 ,64,128,6,2,1);
998 vecOROC1TotM2[ifrac]= seed->CookdEdxAnalytical(fracDown,fracUp, 0 ,129,159,6,2,1);
1000 vecAllTotMS[ifrac]= seed->CookdEdxAnalytical(fracDown,fracUp, 0 ,0,159,8,2,1);
1001 vecIROCTotMS[ifrac]= seed->CookdEdxAnalytical(fracDown,fracUp, 0 ,0,63,8,2,1);
1002 vecOROCTotMS[ifrac]= seed->CookdEdxAnalytical(fracDown,fracUp, 0 ,64,159,8,2,1);
1003 vecOROC0TotMS[ifrac]= seed->CookdEdxAnalytical(fracDown,fracUp, 0 ,64,128,8,2,1);
1004 vecOROC1TotMS[ifrac]= seed->CookdEdxAnalytical(fracDown,fracUp, 0 ,129,159,8,2,1);
1005 truncUp[ifrac]=fracUp;
1006 truncDown[ifrac]=fracDown;
1013 if (((isKaon||isProton||isPion||isElectron||isMIP||isMuon)&&(!isHighPt)) && dedxDef>0) {
1015 Int_t ncont = vertex->GetNContributors();
1016 for (Int_t ipad=0; ipad<3; ipad++){
1017 // histogram with enahanced phi granularity - to make gain phi maps
1018 Double_t xxx[4]={0,gangle[ipad],1./dedxDef,ipad*2+((side>0)?0:1)};
1020 if (ipad==0) {xxx[0]=vecIROCTot[4]/medianMIP0; nclR=ncl21IROC/63.;}
1021 if (ipad==1) {xxx[0]=vecOROC0Tot[4]/medianMIP0;nclR=ncl21OROC0/63.;}
1022 if (ipad==2) {xxx[0]=vecOROC1Tot[4]/medianMIP0;nclR=ncl21OROC1/32.;}
1024 if (xxx[0]>0) xxx[0]=1./xxx[0];
1025 if (TMath::Abs(langle[ipad])<0.25&&nclR>0.4) fHistdEdxMap->Fill(xxx);
1027 for (Int_t ipad=0; ipad<3; ipad++){
1029 // this are histogram to define overall main gain correction
1030 // Maybe dead end - we can not put all info which can be used into the THnSparse
1031 // It is keeped there for educational point of view
1033 Double_t xxx[6]={0,1./dedxDef, TMath::Abs(langle[ipad]), TMath::Abs(tgl), ncont, ipad };
1034 if (ipad==0) {xxx[0]=vecIROCTot[4]/medianMIP0;}
1035 if (ipad==1) {xxx[0]=vecOROC0Tot[4]/medianMIP0;}
1036 if (ipad==2) {xxx[0]=vecOROC1Tot[4]/medianMIP0;}
1038 if (xxx[0]>0) xxx[0]=1./xxx[0];
1039 if (xxx[0]>0) fHistdEdxTot->Fill(xxx);
1040 if (ipad==0) {xxx[0]=vecIROCMax[4]/medianMIP0;}
1041 if (ipad==1) {xxx[0]=vecOROC0Max[4]/medianMIP0;}
1042 if (ipad==2) {xxx[0]=vecOROC1Max[4]/medianMIP0;}
1044 if (xxx[0]>0) xxx[0]=1./xxx[0];
1045 fHistdEdxMax->Fill(xxx);
1049 // Downscale selected tracks before filling the tree
1051 Bool_t isSelected = kFALSE;
1053 if (isKaon||isProton||isPion||isElectron||isMIP||isMuon) isSelected=kTRUE;
1055 if (!isSelected) isHighPt = ((TMath::Power(1/track->Pt(),4)*gRandom->Rndm())<0.005);
1056 //if (counter>kMax && ((1/track->Pt()*gRandom->Rndm())>kMax/counter)) return;
1057 isSelected|=isHighPt;
1061 // Equalize statistic in BB bins - special care about pions
1062 Int_t entriesBB = (Int_t)hisBB->GetEntries();
1063 if ((isElectron==0 &&isMuon==0 && p<2.) && entriesBB>20 &&dedxDef>0.01){
1064 Int_t bin = hisBB->GetXaxis()->FindBin(1./dedxDef);
1065 Double_t cont = hisBB->GetBinContent(bin);
1066 Double_t mean =(entriesBB)/20.;
1067 if ((isPion>0) && gRandom->Rndm()*cont > 0.1*mean) return;
1068 if ((isPion==0) && gRandom->Rndm()*cont > 0.25*mean) return;
1070 if (!isSelected) return;
1071 if (dedxDef>0.01) hisBB->Fill(1./dedxDef);
1073 if (isHighPt) counterHPT++;
1076 TTreeSRedirector * pcstream = GetDebugStreamer();
1077 Double_t ptrel0 = AliTPCcalibDB::GetPTRelative(fTime,fRun,0);
1078 Double_t ptrel1 = AliTPCcalibDB::GetPTRelative(fTime,fRun,1);
1079 Int_t sectorIn = Int_t(18+9*(trackIn->GetAlpha()/TMath::Pi()))%18;
1080 Int_t sectorOut = Int_t(18+9*(trackOut->GetAlpha()/TMath::Pi()))%18;
1083 (*pcstream)<<"dump"<<
1084 "vertex.="<<vertex<<
1088 "sectorIn="<<sectorIn<<
1089 "sectorOut="<<sectorOut<<
1093 "isProton="<<isProton<<
1096 "isElectron="<<isElectron<<
1098 "isHighPt="<<isHighPt<<
1100 "dedxDef="<<dedxDef<<
1101 "dedxDefPion="<<dedxDefPion<<
1102 "dedxDefKaon="<<dedxDefKaon<<
1103 "dedxDefProton="<<dedxDefProton<<
1110 "ncl20All="<<ncl20All<<
1111 "ncl20OROC="<<ncl20OROC<<
1112 "ncl20IROC="<<ncl20IROC<<
1113 "ncl20OROC0="<<ncl20OROC0<<
1114 "ncl20OROC1="<<ncl20OROC1<<
1116 "ncl20All4="<<ncl20All4<<
1117 "ncl20OROC4="<<ncl20OROC4<<
1118 "ncl20IROC4="<<ncl20IROC4<<
1119 "ncl20OROC04="<<ncl20OROC04<<
1120 "ncl20OROC14="<<ncl20OROC14<<
1122 "ncl20All3="<<ncl20All3<<
1123 "ncl20OROC3="<<ncl20OROC3<<
1124 "ncl20IROC3="<<ncl20IROC3<<
1125 "ncl20OROC03="<<ncl20OROC03<<
1126 "ncl20OROC13="<<ncl20OROC13<<
1128 "ncl21All="<<ncl21All<<
1129 "ncl21OROC="<<ncl21OROC<<
1130 "ncl21IROC="<<ncl21IROC<<
1131 "ncl21OROC0="<<ncl21OROC0<<
1132 "ncl21OROC1="<<ncl21OROC1<<
1134 "langle0="<<langle[0]<<
1135 "langle1="<<langle[1]<<
1136 "langle2="<<langle[2]<<
1137 "gangle0="<<gangle[0]<< //global angle phi IROC
1138 "gangle1="<<gangle[1]<< // OROC medium
1139 "gangle2="<<gangle[2]<< // OROC long
1148 //"trackIn.="<<trackIn<<
1149 //"trackOut.="<<trackOut<<
1150 //"tpcOut.="<<tpcOut<<
1152 "medianMIP0="<<medianMIP0<< // median MIP position as estimated from the array of (not only) "MIPS"
1154 "truncUp.="<<&truncUp<<
1155 "truncDown.="<<&truncDown<<
1156 "vecAllMax.="<<&vecAllMax<<
1157 "vecIROCMax.="<<&vecIROCMax<<
1158 "vecOROCMax.="<<&vecOROCMax<<
1159 "vecOROC0Max.="<<&vecOROC0Max<<
1160 "vecOROC1Max.="<<&vecOROC1Max<<
1162 "vecAllTot.="<<&vecAllTot<<
1163 "vecIROCTot.="<<&vecIROCTot<<
1164 "vecOROCTot.="<<&vecOROCTot<<
1165 "vecOROC0Tot.="<<&vecOROC0Tot<<
1166 "vecOROC1Tot.="<<&vecOROC1Tot<<
1168 "vecAllTotLog.="<<&vecAllTotLog<<
1169 "vecIROCTotLog.="<<&vecIROCTotLog<<
1170 "vecOROCTotLog.="<<&vecOROCTotLog<<
1171 "vecOROC0TotLog.="<<&vecOROC0TotLog<<
1172 "vecOROC1TotLog.="<<&vecOROC1TotLog<<
1174 "vecAllTotUp.="<<&vecAllTotUp<<
1175 "vecIROCTotUp.="<<&vecIROCTotUp<<
1176 "vecOROCTotUp.="<<&vecOROCTotUp<<
1177 "vecOROC0TotUp.="<<&vecOROC0TotUp<<
1178 "vecOROC1TotUp.="<<&vecOROC1TotUp<<
1180 "vecAllTotDown.="<<&vecAllTotDown<<
1181 "vecIROCTotDown.="<<&vecIROCTotDown<<
1182 "vecOROCTotDown.="<<&vecOROCTotDown<<
1183 "vecOROC0TotDown.="<<&vecOROC0TotDown<<
1184 "vecOROC1TotDown.="<<&vecOROC1TotDown<<
1186 "vecAllTotRMS.="<<&vecAllTotRMS<<
1187 "vecIROCTotRMS.="<<&vecIROCTotRMS<<
1188 "vecOROCTotRMS.="<<&vecOROCTotRMS<<
1189 "vecOROC0TotRMS.="<<&vecOROC0TotRMS<<
1190 "vecOROC1TotRMS.="<<&vecOROC1TotRMS<<
1192 "vecAllTotM2.="<<&vecAllTotM2<<
1193 "vecIROCTotM2.="<<&vecIROCTotM2<<
1194 "vecOROCTotM2.="<<&vecOROCTotM2<<
1195 "vecOROC0TotM2.="<<&vecOROC0TotM2<<
1196 "vecOROC1TotM2.="<<&vecOROC1TotM2<<
1198 "vecAllTotMS.="<<&vecAllTotMS<<
1199 "vecIROCTotMS.="<<&vecIROCTotMS<<
1200 "vecOROCTotMS.="<<&vecOROCTotMS<<
1201 "vecOROC0TotMS.="<<&vecOROC0TotMS<<
1202 "vecOROC1TotMS.="<<&vecOROC1TotMS<<
1210 void AliTPCcalibGainMult::ProcessV0s(AliESDEvent * event){
1212 // Select the K0s and gamma - and sign daughter products
1214 TTreeSRedirector * pcstream = GetDebugStreamer();
1215 AliKFParticle::SetField(event->GetMagneticField());
1216 AliESDfriend *esdFriend=static_cast<AliESDfriend*>(event->FindListObject("AliESDfriend"));
1218 //Printf("ERROR: esdFriend not available");
1221 if (esdFriend->TestSkipBit()) return;
1224 static const TDatabasePDG *pdg = TDatabasePDG::Instance();
1225 const Double_t kChi2Cut=5;
1226 const Double_t kMinR=2;
1227 const Int_t kMinNcl=110;
1228 const Double_t kMinREl=5;
1229 const Double_t kMaxREl=70;
1231 Int_t nv0 = event->GetNumberOfV0s();
1232 AliESDVertex *vertex= (AliESDVertex *)event->GetPrimaryVertex();
1233 AliKFVertex kfvertex=*vertex;
1235 for (Int_t iv0=0;iv0<nv0;iv0++){
1236 AliESDv0 *v0 = event->GetV0(iv0);
1238 if (v0->GetOnFlyStatus()<0.5) continue;
1239 if (v0->GetPindex()<0) continue;
1240 if (v0->GetNindex()<0) continue;
1241 if (TMath::Max(v0->GetPindex(), v0->GetNindex())>event->GetNumberOfTracks()) continue;
1244 AliExternalTrackParam pp=(v0->GetParamP()->GetSign()>0) ? (*(v0->GetParamP())):(*(v0->GetParamN()));
1245 AliExternalTrackParam pn=(v0->GetParamP()->GetSign()>0) ? (*(v0->GetParamN())):(*(v0->GetParamP()));
1246 AliKFParticle kfp1( pp, 211 );
1247 AliKFParticle kfp2( pn, -211 );
1249 AliKFParticle *v0KFK0 = new AliKFParticle(kfp1,kfp2);
1250 AliKFParticle *v0KFK0CV = new AliKFParticle(*v0KFK0);
1251 v0KFK0CV->SetProductionVertex(kfvertex);
1252 v0KFK0CV->TransportToProductionVertex();
1253 Double_t chi2K0 = v0KFK0CV->GetChi2();
1254 if (chi2K0>kChi2Cut) continue;
1255 if (v0->GetRr()<kMinR) continue;
1256 Bool_t isOKC=TMath::Max(v0->GetCausalityP()[0],v0->GetCausalityP()[1])<0.7&&TMath::Min(v0->GetCausalityP()[2],v0->GetCausalityP()[3])>0.2;
1258 Double_t effMass22=v0->GetEffMass(2,2);
1259 Double_t effMass42=v0->GetEffMass(4,2);
1260 Double_t effMass24=v0->GetEffMass(2,4);
1261 Double_t effMass00=v0->GetEffMass(0,0);
1262 AliKFParticle *v0KFK0CVM = new AliKFParticle(*v0KFK0CV);
1263 v0KFK0CVM->SetMassConstraint(pdg->GetParticle("K_S0")->Mass());
1264 Bool_t isV0= kFALSE;
1266 Double_t d22 = TMath::Abs(effMass22-pdg->GetParticle("K_S0")->Mass());
1267 Double_t d42 = TMath::Abs(effMass42-pdg->GetParticle("Lambda0")->Mass());
1268 Double_t d24 = TMath::Abs(effMass24-pdg->GetParticle("Lambda0")->Mass());
1269 Double_t d00 = TMath::Abs(effMass00);
1271 Bool_t isKaon = d22<0.01 && d22< 0.3 * TMath::Min(TMath::Min(d42,d24),d00);
1272 Bool_t isLambda = d42<0.01 && d42< 0.3 * TMath::Min(TMath::Min(d22,d24),d00);
1273 Bool_t isAntiLambda= d24<0.01 && d24< 0.3 * TMath::Min(TMath::Min(d22,d42),d00);
1274 Bool_t isGamma = d00<0.02 && d00< 0.3 * TMath::Min(TMath::Min(d42,d24),d22);
1276 if (isGamma && (isKaon||isLambda||isAntiLambda)) continue;
1277 if (isLambda && (isKaon||isGamma||isAntiLambda)) continue;
1278 if (isKaon && (isLambda||isGamma||isAntiLambda)) continue;
1279 Double_t sign= v0->GetParamP()->GetSign()* v0->GetParamN()->GetSign();
1280 if (sign>0) continue;
1281 isV0=isKaon||isLambda||isAntiLambda||isGamma;
1282 if (!(isV0)) continue;
1283 if (isGamma&&v0->GetRr()<kMinREl) continue;
1284 if (isGamma&&v0->GetRr()>kMaxREl) continue;
1285 if (!isOKC) continue;
1287 Int_t pindex = (v0->GetParamP()->GetSign()>0) ? v0->GetPindex() : v0->GetNindex();
1288 Int_t nindex = (v0->GetParamP()->GetSign()>0) ? v0->GetNindex() : v0->GetPindex();
1289 AliESDtrack * trackP = event->GetTrack(pindex);
1290 AliESDtrack * trackN = event->GetTrack(nindex);
1291 if (!trackN) continue;
1292 if (!trackP) continue;
1293 Int_t nclP= (Int_t)trackP->GetTPCClusterInfo(2,1);
1294 Int_t nclN= (Int_t)trackN->GetTPCClusterInfo(2,1);
1295 if (TMath::Min(nclP,nclN)<kMinNcl) continue;
1296 Double_t eta = TMath::Max(TMath::Abs(trackP->Eta()), TMath::Abs(trackN->Eta()));
1297 if (TMath::Abs(eta)>1) continue;
1300 AliESDfriendTrack *friendTrackP = esdFriend->GetTrack(pindex);
1301 AliESDfriendTrack *friendTrackN = esdFriend->GetTrack(nindex);
1302 if (!friendTrackP) continue;
1303 if (!friendTrackN) continue;
1304 TObject *calibObject;
1305 AliTPCseed *seedP = 0;
1306 AliTPCseed *seedN = 0;
1307 for (Int_t l=0;(calibObject=friendTrackP->GetCalibObject(l));++l) {
1308 if ((seedP=dynamic_cast<AliTPCseed*>(calibObject))) break;
1310 for (Int_t l=0;(calibObject=friendTrackN->GetCalibObject(l));++l) {
1311 if ((seedN=dynamic_cast<AliTPCseed*>(calibObject))) break;
1314 if ( TMath::Abs((trackP->GetTPCsignal()/(trackN->GetTPCsignal()+0.0001)-1)>0.3)) continue;
1316 if (isGamma) (*fPIDMatrix)(pindex, 0)+=2;
1317 if (isGamma) (*fPIDMatrix)(nindex, 0)+=2;
1319 if (isKaon) (*fPIDMatrix)(pindex, 2)+=2;
1320 if (isKaon) (*fPIDMatrix)(nindex, 2)+=2;
1324 (*pcstream)<<"v0s"<<
1325 "isGamma="<<isGamma<<
1327 "isLambda="<<isLambda<<
1328 "isAntiLambda="<<isAntiLambda<<
1330 "trackP.="<<trackP<<
1331 "trackN.="<<trackN<<
1341 void AliTPCcalibGainMult::ProcessCosmic(const AliESDEvent * event) {
1343 // Find cosmic pairs trigger by random trigger
1346 AliTPCTransform *transform = AliTPCcalibDB::Instance()->GetTransform() ;
1347 AliTPCParam *param = AliTPCcalibDB::Instance()->GetParameters();
1349 AliESDVertex *vertexSPD = (AliESDVertex *)event->GetPrimaryVertexSPD();
1350 AliESDVertex *vertexTPC = (AliESDVertex *)event->GetPrimaryVertexTPC();
1351 AliESDfriend *esdFriend=static_cast<AliESDfriend*>(event->FindListObject("AliESDfriend"));
1352 const Double_t kMinPt=4;
1353 const Double_t kMinPtMax=0.8;
1354 const Double_t kMinNcl=159*0.5;
1355 const Double_t kMaxDelta[5]={2,600,0.02,0.02,0.1};
1356 Int_t ntracks=event->GetNumberOfTracks();
1357 const Double_t kMaxImpact=80;
1358 // Float_t dcaTPC[2]={0,0};
1359 // Float_t covTPC[3]={0,0,0};
1361 UInt_t specie = event->GetEventSpecie(); // skip laser events
1362 if (specie==AliRecoParam::kCalib) return;
1365 for (Int_t itrack0=0;itrack0<ntracks;itrack0++) {
1366 AliESDtrack *track0 = event->GetTrack(itrack0);
1367 if (!track0) continue;
1368 if (!track0->IsOn(AliESDtrack::kTPCrefit)) continue;
1370 if (TMath::Abs(AliTracker::GetBz())>1&&track0->Pt()<kMinPt) continue;
1371 if (track0->GetTPCncls()<kMinNcl) continue;
1372 if (TMath::Abs(track0->GetY())<2*kMaxDelta[0]) continue;
1373 if (TMath::Abs(track0->GetY())>kMaxImpact) continue;
1374 if (track0->GetKinkIndex(0)>0) continue;
1375 const Double_t * par0=track0->GetParameter(); //track param at rhe DCA
1378 for (Int_t itrack1=itrack0+1;itrack1<ntracks;itrack1++) {
1379 AliESDtrack *track1 = event->GetTrack(itrack1);
1380 if (!track1) continue;
1381 if (!track1->IsOn(AliESDtrack::kTPCrefit)) continue;
1382 if (track1->GetKinkIndex(0)>0) continue;
1383 if (TMath::Abs(AliTracker::GetBz())>1&&track1->Pt()<kMinPt) continue;
1384 if (track1->GetTPCncls()<kMinNcl) continue;
1385 if (TMath::Abs(AliTracker::GetBz())>1&&TMath::Max(track1->Pt(), track0->Pt())<kMinPtMax) continue;
1386 if (TMath::Abs(track1->GetY())<2*kMaxDelta[0]) continue;
1387 if (TMath::Abs(track1->GetY())>kMaxImpact) continue;
1389 const Double_t* par1=track1->GetParameter(); //track param at rhe DCA
1391 Bool_t isPair=kTRUE;
1392 for (Int_t ipar=0; ipar<5; ipar++){
1393 if (ipar==4&&TMath::Abs(AliTracker::GetBz())<1) continue; // 1/pt not defined for B field off
1394 if (TMath::Abs(TMath::Abs(par0[ipar])-TMath::Abs(par1[ipar]))>kMaxDelta[ipar]) isPair=kFALSE;
1396 if (!isPair) continue;
1397 if (TMath::Abs(TMath::Abs(track0->GetAlpha()-track1->GetAlpha())-TMath::Pi())>kMaxDelta[2]) isPair=kFALSE;
1398 //delta with correct sign
1399 if (TMath::Abs(par0[0]+par1[0])>kMaxDelta[0]) isPair=kFALSE; //delta y opposite sign
1400 if (TMath::Abs(par0[3]+par1[3])>kMaxDelta[3]) isPair=kFALSE; //delta tgl opposite sign
1401 if (TMath::Abs(AliTracker::GetBz())>1 && TMath::Abs(par0[4]+par1[4])>kMaxDelta[4]) isPair=kFALSE; //delta 1/pt opposite sign
1402 if (!isPair) continue;
1403 TString filename(AliAnalysisManager::GetAnalysisManager()->GetTree()->GetCurrentFile()->GetName());
1404 Int_t eventNumber = event->GetEventNumberInFile();
1405 Bool_t hasFriend=(esdFriend) ? (esdFriend->GetTrack(itrack0)!=0):0;
1406 Bool_t hasITS=(track0->GetNcls(0)+track1->GetNcls(0)>4);
1407 AliInfo(Form("DUMPHPTCosmic:%s|%f|%d|%d|%d\n",filename.Data(),(TMath::Min(track0->Pt(),track1->Pt())), eventNumber,hasFriend,hasITS));
1410 TTreeSRedirector * pcstream = GetDebugStreamer();
1411 Int_t ntracksSPD = vertexSPD->GetNContributors();
1412 Int_t ntracksTPC = vertexTPC->GetNContributors();
1415 (*pcstream)<<"cosmicPairsAll"<<
1416 "run="<<fRun<< // run number
1417 "event="<<fEvent<< // event number
1418 "time="<<fTime<< // time stamp of event
1419 "trigger="<<fTrigger<< // trigger
1420 "triggerClass="<<&fTriggerClass<< // trigger
1421 "bz="<<fMagF<< // magnetic field
1423 "nSPD="<<ntracksSPD<<
1424 "nTPC="<<ntracksTPC<<
1425 "vSPD.="<<vertexSPD<< //primary vertex -SPD
1426 "vTPC.="<<vertexTPC<< //primary vertex -TPC
1427 "t0.="<<track0<< //track0
1428 "t1.="<<track1<< //track1
1432 AliESDfriendTrack *friendTrack0 = esdFriend->GetTrack(itrack0);
1433 if (!friendTrack0) continue;
1434 AliESDfriendTrack *friendTrack1 = esdFriend->GetTrack(itrack1);
1435 if (!friendTrack1) continue;
1436 TObject *calibObject;
1437 AliTPCseed *seed0 = 0;
1438 AliTPCseed *seed1 = 0;
1440 for (Int_t l=0;(calibObject=friendTrack0->GetCalibObject(l));++l) {
1441 if ((seed0=dynamic_cast<AliTPCseed*>(calibObject))) break;
1443 for (Int_t l=0;(calibObject=friendTrack1->GetCalibObject(l));++l) {
1444 if ((seed1=dynamic_cast<AliTPCseed*>(calibObject))) break;
1448 (*pcstream)<<"cosmicPairs"<<
1449 "run="<<fRun<< // run number
1450 "event="<<fEvent<< // event number
1451 "time="<<fTime<< // time stamp of event
1452 "trigger="<<fTrigger<< // trigger
1453 "triggerClass="<<&fTriggerClass<< // trigger
1454 "bz="<<fMagF<< // magnetic field
1456 "nSPD="<<ntracksSPD<<
1457 "nTPC="<<ntracksTPC<<
1458 "vSPD.="<<vertexSPD<< //primary vertex -SPD
1459 "vTPC.="<<vertexTPC<< //primary vertex -TPC
1460 "t0.="<<track0<< //track0
1461 "t1.="<<track1<< //track1
1462 "ft0.="<<friendTrack0<< //track0
1463 "ft1.="<<friendTrack1<< //track1
1464 "s0.="<<seed0<< //track0
1465 "s1.="<<seed1<< //track1
1468 if (!seed0) continue;
1469 if (!seed1) continue;
1470 Int_t nclA0=0, nclC0=0; // number of clusters
1471 Int_t nclA1=0, nclC1=0; // number of clusters
1473 for (Int_t irow=0; irow<159; irow++){
1474 AliTPCclusterMI *cluster0=seed0->GetClusterPointer(irow);
1475 AliTPCclusterMI *cluster1=seed1->GetClusterPointer(irow);
1477 if (cluster0->GetQ()>0 && cluster0->GetDetector()%36<18) nclA0++;
1478 if (cluster0->GetQ()>0 && cluster0->GetDetector()%36>=18) nclC0++;
1481 if (cluster1->GetQ()>0 && cluster1->GetDetector()%36<18) nclA1++;
1482 if (cluster1->GetQ()>0 && cluster1->GetDetector()%36>=18) nclC1++;
1485 Int_t cosmicType=0; // types of cosmic topology
1486 if ((nclA0>nclC0) && (nclA1>nclC1)) cosmicType=0; // AA side
1487 if ((nclA0<nclC0) && (nclA1<nclC1)) cosmicType=1; // CC side
1488 if ((nclA0>nclC0) && (nclA1<nclC1)) cosmicType=2; // AC side
1489 if ((nclA0<nclC0) && (nclA1>nclC1)) cosmicType=3; // CA side
1490 if (cosmicType<2) continue; // use only crossing tracks
1492 Double_t deltaTimeCluster=0;
1493 deltaTimeCluster=0.5*(track1->GetZ()-track0->GetZ())/param->GetZWidth();
1494 if (nclA0>nclC0) deltaTimeCluster*=-1; // if A side track
1496 for (Int_t irow=0; irow<159; irow++){
1497 AliTPCclusterMI *cluster0=seed0->GetClusterPointer(irow);
1498 if (cluster0 &&cluster0->GetX()>10){
1499 Double_t x0[3]={cluster0->GetRow(),cluster0->GetPad(),cluster0->GetTimeBin()+deltaTimeCluster};
1500 Int_t index0[1]={cluster0->GetDetector()};
1501 transform->Transform(x0,index0,0,1);
1502 cluster0->SetX(x0[0]);
1503 cluster0->SetY(x0[1]);
1504 cluster0->SetZ(x0[2]);
1507 AliTPCclusterMI *cluster1=seed1->GetClusterPointer(irow);
1508 if (cluster1&&cluster1->GetX()>10){
1509 Double_t x1[3]={cluster1->GetRow(),cluster1->GetPad(),cluster1->GetTimeBin()+deltaTimeCluster};
1510 Int_t index1[1]={cluster1->GetDetector()};
1511 transform->Transform(x1,index1,0,1);
1512 cluster1->SetX(x1[0]);
1513 cluster1->SetY(x1[1]);
1514 cluster1->SetZ(x1[2]);
1520 (*fPIDMatrix)(itrack0,1)+=4; //
1521 (*fPIDMatrix)(itrack1,1)+=4; //
1529 void AliTPCcalibGainMult::ProcessKinks(const AliESDEvent * event){
1533 AliKFParticle::SetField(event->GetMagneticField());
1534 AliESDfriend *esdFriend=static_cast<AliESDfriend*>(event->FindListObject("AliESDfriend"));
1536 //Printf("ERROR: esdFriend not available");
1539 // if (esdFriend->TestSkipBit()) return;
1542 const Double_t kChi2Cut=10;
1543 const Double_t kMinR=100;
1544 const Double_t kMaxR=230;
1545 const Int_t kMinNcl=110;
1547 Int_t nkinks = event->GetNumberOfKinks();
1548 AliESDVertex *vertex= (AliESDVertex *)event->GetPrimaryVertex();
1549 AliKFVertex kfvertex=*vertex;
1550 TTreeSRedirector * pcstream = GetDebugStreamer();
1552 for (Int_t ikink=0;ikink<nkinks;ikink++){
1553 AliESDkink *kink = event->GetKink(ikink);
1554 if (!kink) continue;
1555 if (kink->GetIndex(0)<0) continue;
1556 if (kink->GetIndex(1)<0) continue;
1557 if (TMath::Max(kink->GetIndex(1), kink->GetIndex(0))>event->GetNumberOfTracks()) continue;
1560 AliExternalTrackParam pd=kink->RefParamDaughter();
1561 AliExternalTrackParam pm=kink->RefParamMother();
1562 AliKFParticle kfpd( pd, 211 );
1563 AliKFParticle kfpm( pm, -13 );
1565 AliKFParticle *v0KF = new AliKFParticle(kfpm,kfpd);
1566 v0KF->SetVtxGuess(kink->GetPosition()[0],kink->GetPosition()[1],kink->GetPosition()[2]);
1567 Double_t chi2 = v0KF->GetChi2();
1568 AliESDtrack * trackM = event->GetTrack(kink->GetIndex(0));
1569 AliESDtrack * trackD = event->GetTrack(kink->GetIndex(1));
1570 if (!trackM) continue;
1571 if (!trackD) continue;
1572 Int_t nclM= (Int_t)trackM->GetTPCClusterInfo(2,1);
1573 Int_t nclD= (Int_t)trackD->GetTPCClusterInfo(2,1);
1574 Double_t eta = TMath::Max(TMath::Abs(trackM->Eta()), TMath::Abs(trackD->Eta()));
1575 Double_t kx= v0KF->GetX();
1576 Double_t ky= v0KF->GetY();
1577 Double_t kz= v0KF->GetZ();
1578 Double_t ex= v0KF->GetErrX();
1579 Double_t ey= v0KF->GetErrY();
1580 Double_t ez= v0KF->GetErrZ();
1582 Double_t radius=TMath::Sqrt(kx*kx+ky*ky);
1583 Double_t alpha=TMath::ATan2(ky,kx);
1584 if (!pd.Rotate(alpha)) continue;
1585 if (!pm.Rotate(alpha)) continue;
1586 if (!pd.PropagateTo(radius,event->GetMagneticField())) continue;
1587 if (!pm.PropagateTo(radius,event->GetMagneticField())) continue;
1588 Double_t pos[2]={0,kz};
1589 Double_t cov[3]={ex*ex+ey*ey,0,ez*ez};
1594 (*pcstream)<<"kinks"<<
1599 "trackM.="<<trackM<<
1600 "trackD.="<<trackD<<
1601 "pm.="<<&pm<< //updated parameters
1602 "pd.="<<&pd<< // updated parameters
1608 TCut cutQ="chi2<10&&kink.fRr>90&&kink.fRr<220";
1609 TCut cutRD="20*sqrt(pd.fC[14])<abs(pd.fP[4])&&trackD.fTPCsignal>10&&trackD.fTPCsignalN>50";
1613 if (chi2>kChi2Cut) continue;
1614 if (kink->GetR()<kMinR) continue;
1615 if (kink->GetR()>kMaxR) continue;
1616 if ((nclM+nclD)<kMinNcl) continue;
1617 if (TMath::Abs(eta)>1) continue;
1620 AliESDfriendTrack *friendTrackM = esdFriend->GetTrack(kink->GetIndex(0));
1621 AliESDfriendTrack *friendTrackD = esdFriend->GetTrack(kink->GetIndex(1));
1622 if (!friendTrackM) continue;
1623 if (!friendTrackD) continue;
1624 TObject *calibObject;
1625 AliTPCseed *seedM = 0;
1626 AliTPCseed *seedD = 0;
1627 for (Int_t l=0;(calibObject=friendTrackM->GetCalibObject(l));++l) {
1628 if ((seedM=dynamic_cast<AliTPCseed*>(calibObject))) break;
1630 for (Int_t l=0;(calibObject=friendTrackD->GetCalibObject(l));++l) {
1631 if ((seedD=dynamic_cast<AliTPCseed*>(calibObject))) break;
1636 void AliTPCcalibGainMult::DumpHPT(const AliESDEvent * event){
1638 // Function to select the HPT tracks and events
1639 // It is used to select event with HPT - list used later for the raw data downloading
1640 // - and reconstruction
1641 // Not actualy used for the calibration of the data
1643 TTreeSRedirector * pcstream = GetDebugStreamer();
1644 AliKFParticle::SetField(event->GetMagneticField());
1645 AliESDfriend *esdFriend=static_cast<AliESDfriend*>(event->FindListObject("AliESDfriend"));
1647 //Printf("ERROR: esdFriend not available");
1650 if (esdFriend->TestSkipBit()) return;
1652 Int_t ntracks=event->GetNumberOfTracks();
1654 for (Int_t i=0;i<ntracks;++i) {
1656 AliESDtrack *track = event->GetTrack(i);
1657 if (!track) continue;
1658 if (track->Pt()<4) continue;
1659 UInt_t status = track->GetStatus();
1661 AliExternalTrackParam * trackIn = (AliExternalTrackParam *)track->GetInnerParam();
1662 if (!trackIn) continue;
1663 if ((status&AliESDtrack::kTPCrefit)==0) continue;
1664 if ((status&AliESDtrack::kITSrefit)==0) continue;
1665 AliESDfriendTrack *friendTrack = esdFriend->GetTrack(i);
1666 if (!friendTrack) continue;
1667 AliExternalTrackParam * itsOut = (AliExternalTrackParam *)(friendTrack->GetITSOut());
1668 if (!itsOut) continue;
1669 AliExternalTrackParam * itsOut2 = (AliExternalTrackParam *)(friendTrack->GetITSOut()->Clone());
1670 AliExternalTrackParam * tpcIn2 = (AliExternalTrackParam *)(trackIn->Clone());
1671 if (!itsOut2->Rotate(trackIn->GetAlpha())) continue;
1672 //Double_t xmiddle=0.5*(itsOut2->GetX()+tpcIn2->GetX());
1673 Double_t xmiddle=(itsOut2->GetX());
1674 if (!itsOut2->PropagateTo(xmiddle,event->GetMagneticField())) continue;
1675 if (!tpcIn2->PropagateTo(xmiddle,event->GetMagneticField())) continue;
1677 AliExternalTrackParam * tpcInner = (AliExternalTrackParam *)(track->GetTPCInnerParam());
1678 if (!tpcInner) continue;
1679 tpcInner->Rotate(track->GetAlpha());
1680 tpcInner->PropagateTo(track->GetX(),event->GetMagneticField());
1684 AliExternalTrackParam * tpcInnerC = (AliExternalTrackParam *)(track->GetTPCInnerParam()->Clone());
1685 if (!tpcInnerC) continue;
1686 tpcInnerC->Rotate(track->GetAlpha());
1687 tpcInnerC->PropagateTo(track->GetX(),event->GetMagneticField());
1688 Double_t dz[2],cov[3];
1689 AliESDVertex *vtx= (AliESDVertex *)event->GetPrimaryVertex();
1691 if (!tpcInnerC->PropagateToDCA(vtx, event->GetMagneticField(), 3, dz, cov)) continue;
1692 Double_t covar[6]; vtx->GetCovMatrix(covar);
1693 Double_t p[2]={tpcInnerC->GetParameter()[0]-dz[0],tpcInnerC->GetParameter()[1]-dz[1]};
1694 Double_t c[3]={covar[2],0.,covar[5]};
1696 Double_t chi2C=tpcInnerC->GetPredictedChi2(p,c);
1697 tpcInnerC->Update(p,c);
1700 (*pcstream)<<"hpt"<<
1706 "tpcInner.="<<tpcInner<<
1707 "tpcInnerC.="<<tpcInnerC<<
1721 void AliTPCcalibGainMult::ProcessTOF(const AliESDEvent * event){
1723 // 1. Loop over tracks
1725 // 3. Sign positivelly identified tracks
1727 const Double_t kMaxDelta=1000;
1728 const Double_t kOrbit=50000; // distance in the time beween two orbits in the TOF time units - 50000=50 ns
1729 const Double_t kMaxD=20;
1730 const Double_t kRMS0=200;
1731 const Double_t kMaxDCAZ=10;
1732 AliESDVertex *vtx= (AliESDVertex *)event->GetPrimaryVertex();
1734 TTreeSRedirector * pcstream = GetDebugStreamer();
1735 AliKFParticle::SetField(event->GetMagneticField());
1736 AliESDfriend *esdFriend=static_cast<AliESDfriend*>(event->FindListObject("AliESDfriend"));
1738 //Printf("ERROR: esdFriend not available");
1741 //if (esdFriend->TestSkipBit()) return;
1743 Int_t ntracks=event->GetNumberOfTracks();
1745 Double_t deltaTPion[10000];
1746 Double_t medianT0=0;
1751 // Get Median time for pion hypothesy
1753 for (Int_t iter=0; iter<3; iter++){
1755 for (Int_t i=0;i<ntracks;++i) {
1757 AliESDtrack *track = event->GetTrack(i);
1758 if (!track) continue;
1759 if (!track->IsOn(AliESDtrack::kTIME)) continue;
1760 if (TMath::Abs(track->GetZ())>kMaxDCAZ) continue; // remove overlaped events
1761 if (TMath::Abs(track->GetTOFsignalDz())>kMaxD) continue;
1762 Double_t times[1000];
1763 track->GetIntegratedTimes(times);
1764 Int_t norbit=TMath::Nint((track->GetTOFsignal()-times[2])/kOrbit);
1765 Double_t torbit=norbit*kOrbit;
1766 if (iter==1 &&TMath::Abs(times[2]-times[3])<3*rms) continue; // skip umbigous points - kaon pion
1770 for (Int_t j=3; j<5; j++)
1771 if (TMath::Abs(track->GetTOFsignal()-times[j]-torbit-medianT0)<TMath::Abs(track->GetTOFsignal()-times[j]-torbit-medianT0)) indexBest=j;
1774 if (iter>0) if (TMath::Abs(track->GetTOFsignal()-times[indexBest]-torbit-medianT0)>3*(kRMS0+rms)) continue;
1775 if (iter>0) if (TMath::Abs(track->GetTOFsignal()-times[indexBest]-torbit-medianT0)>kMaxDelta) continue;
1776 deltaTPion[counter]=track->GetTOFsignal()-times[indexBest]-torbit;
1779 if (counter<2) return;
1780 medianT0=TMath::Median(counter,deltaTPion);
1781 meanT0=TMath::Median(counter,deltaTPion);
1782 rms=TMath::RMS(counter,deltaTPion);
1784 if (counter<3) return;
1788 for (Int_t i=0;i<ntracks;++i) {
1790 AliESDtrack *track = event->GetTrack(i);
1791 if (!track) continue;
1792 if (!track->IsOn(AliESDtrack::kTIME)) continue;
1793 if (TMath::Abs(track->GetZ())>kMaxDCAZ) continue; //remove overlapped events
1794 if (TMath::Abs(track->GetTOFsignalDz())>kMaxD) continue;
1795 Double_t times[1000];
1796 track->GetIntegratedTimes(times);
1797 Int_t norbit=TMath::Nint((track->GetTOFsignal()-times[2])/kOrbit);
1798 Double_t torbit=norbit*kOrbit;
1799 if (rms<=0) continue;
1801 Double_t tPion = (track->GetTOFsignal()-times[2]-medianT0-torbit);
1802 Double_t tKaon = (track->GetTOFsignal()-times[3]-medianT0-torbit);
1803 Double_t tProton= (track->GetTOFsignal()-times[4]-medianT0-torbit);
1804 Double_t tElectron= (track->GetTOFsignal()-times[0]-medianT0-torbit);
1806 Bool_t isPion = (TMath::Abs(tPion/rms)<6) && TMath::Abs(tPion)<(TMath::Min(TMath::Abs(tKaon), TMath::Abs(tProton))-rms);
1807 Bool_t isKaon = (TMath::Abs(tKaon/rms)<3) && TMath::Abs(tKaon)<0.2*(TMath::Min(TMath::Abs(tPion), TMath::Abs(tProton))-3*rms);
1808 Bool_t isProton = (TMath::Abs(tProton/rms)<6) && TMath::Abs(tProton)<0.5*(TMath::Min(TMath::Abs(tKaon), TMath::Abs(tPion))-rms);
1809 Bool_t isElectron = (TMath::Abs(tElectron/rms)<6) && TMath::Abs(tElectron)<0.2*(TMath::Min(TMath::Abs(tKaon), TMath::Abs(tPion))-rms) &&TMath::Abs(tElectron)<0.5*(TMath::Abs(tPion)-rms);
1811 if (isPion) (*fPIDMatrix)(i,2)+=1;
1812 if (isKaon) (*fPIDMatrix)(i,3)+=1;
1813 if (isProton) (*fPIDMatrix)(i,4)+=1;
1814 // if (isElectron) (*fPIDMatrix)(i,0)+=1;
1817 // debug streamer to dump the information
1818 (*pcstream)<<"tof"<<
1821 "isProton="<<isProton<<
1822 "isElectron="<<isElectron<<
1824 "counter="<<counter<<
1827 "medianT0="<<medianT0<<
1837 tof->SetAlias("isProton","(abs(track.fTOFsignal-track.fTrackTime[4]-medianT0-torbit)<(0.5*abs(track.fTOFsignal-track.fTrackTime[3]-medianT0-torbit)-rmsT0))");
1838 tof->SetAlias("isPion","(abs(track.fTOFsignal-track.fTrackTime[2]-medianT0-torbit)<(0.5*abs(track.fTOFsignal-track.fTrackTime[3]-medianT0-torbit)-rmsT0))");
1839 tof->SetAlias("isKaon","(abs(track.fTOFsignal-track.fTrackTime[3]-medianT0-torbit)<(0.5*abs(track.fTOFsignal-track.fTrackTime[2]-medianT0-torbit)-rmsT0))&&(abs(track.fTOFsignal-track.fTrackTime[3]-medianT0-torbit)<(0.5*abs(track.fTOFsignal-track.fTrackTime[4]-medianT0-torbit)-rmsT0))");
1846 TGraphErrors* AliTPCcalibGainMult::GetGainPerChamber(Int_t padRegion/*=1*/, Bool_t plotQA/*=kFALSE*/)
1849 // Extract gain variations per chamger for 'padRegion'
1852 if (padRegion<0||padRegion>2) return 0x0;
1854 if (!fHistGainSector) return NULL;
1855 if (!fHistGainSector->GetAxis(2)) return NULL;
1856 fHistGainSector->GetAxis(2)->SetRangeUser(padRegion,padRegion);
1857 TH2D * histGainSec = fHistGainSector->Projection(0,1);
1858 // TH1D* proj=fHistGainSector->Projection(0);
1859 // Double_t max=proj->GetBinCenter(proj->GetMaximumBin());
1863 // TF1 fg("gaus","gaus",histGainSec->GetYaxis()->GetXmin()+1,histGainSec->GetYaxis()->GetXmax()-1);
1864 // histGainSec->FitSlicesY(&fg, 0, -1, 0, "QNR", &arr);
1865 histGainSec->FitSlicesY(0, 0, -1, 0, "QNR", &arr);
1866 TH1D * meanGainSec = (TH1D*)arr.At(1);
1867 Double_t gainsIROC[36]={0.};
1868 Double_t gainsOROC[36]={0.};
1869 Double_t gains[72]={0.};
1870 Double_t gainsErr[72]={0.};
1871 TGraphErrors *gr=new TGraphErrors(36);
1873 for(Int_t isec = 1; isec < meanGainSec->GetNbinsX() + 1; isec++) {
1874 TH1D *slice=histGainSec->ProjectionY("_py",isec,isec);
1875 Double_t max=slice->GetBinCenter(slice->GetMaximumBin());
1876 TF1 fg("gaus","gaus",max-30,max+30);
1877 slice->Fit(&fg,"QNR");
1878 meanGainSec->SetBinContent(isec,fg.GetParameter(1));
1879 meanGainSec->SetBinError(isec,fg.GetParError(1));
1881 // cout << isec << " " << meanGainSec->GetXaxis()->GetBinCenter(isec) << " " <<meanGainSec->GetBinContent(isec) << endl;
1882 gains[isec-1] = meanGainSec->GetBinContent(isec);
1884 gainsIROC[isec-1] = meanGainSec->GetBinContent(isec);
1886 gainsOROC[isec - 36 -1] = meanGainSec->GetBinContent(isec);
1888 gainsErr[isec-1]=meanGainSec->GetBinError(isec);
1891 Double_t meanIroc = TMath::Median(36, gainsIROC);
1892 Double_t meanOroc = TMath::Median(36, gainsOROC);
1893 if (TMath::Abs(meanIroc)<1e-30) meanIroc=1.;
1894 if (TMath::Abs(meanOroc)<1e-30) meanOroc=1.;
1895 for(Int_t i = 0; i < 36; i++) {
1896 gains[i] /= meanIroc;
1897 gainsErr[i] /= meanIroc;
1900 for(Int_t i = 36; i < 72; i++){
1901 gains[i] /= meanOroc;
1902 gainsErr[i] /= meanOroc;
1906 for(Int_t i = 0; i < 72; i++) {
1907 if (padRegion==0 && i>35) continue;
1908 if ( (padRegion==1 || padRegion==2) && i<36) continue;
1910 if (gains[i]<1e-20 || gainsErr[i]/gains[i]>.2){
1911 AliWarning(Form("Invalid chamber gain in ROC/region: %d / %d", i, padRegion));
1916 gr->SetPoint(ipoint,i,gains[i]);
1917 gr->SetPointError(ipoint,0,gainsErr[i]);
1921 const char* names[3]={"SHORT","MEDIUM","LONG"};
1922 gr->SetNameTitle(Form("TGRAPHERRORS_MEAN_CHAMBERGAIN_%s_BEAM_ALL",names[padRegion]),Form("TGRAPHERRORS_MEAN_CHAMBERGAIN_%s_BEAM_ALL",names[padRegion]));
1925 //=====================================
1926 // Do QA plotting if requested
1928 TCanvas *c=(TCanvas*)gROOT->GetListOfCanvases()->FindObject("cQA");
1929 if (!c) c=new TCanvas("cQA","cQA");
1933 histGainSec->DrawCopy("colz");
1934 meanGainSec->DrawCopy("same");
1935 gr->SetMarkerStyle(20);
1936 gr->SetMarkerSize(.5);
1945 // void AliTPCcalibGainMult::Terminate(){
1947 // // Terminate function
1948 // // call base terminate + Eval of fitters
1950 // Info("AliTPCcalibGainMult","Terminate");
1951 // TTreeSRedirector *pcstream = GetDebugStreamer();
1953 // TTreeStream &stream = (*pcstream)<<"dump";
1954 // TTree* tree = stream.GetTree();
1955 // if (tree) if ( tree->GetEntries()>0){
1956 // TObjArray *array = tree->GetListOfBranches();
1957 // for (Int_t i=0; i<array->GetEntries(); i++) {TBranch * br = (TBranch *)array->At(i); br->SetAddress(0);}
1958 // gDirectory=gROOT;
1959 // fdEdxTree=tree->CloneTree(10000);
1962 // AliTPCcalibBase::Terminate();