| 3c74311e |
1 | /************************************************************************** |
| 2 | * Copyright(c) 1998-2007, ALICE Experiment at CERN, All rights reserved. * |
| 3 | * * |
| 4 | * Author: The ALICE Off-line Project. * |
| 5 | * Contributors are mentioned in the code where appropriate. * |
| 6 | * * |
| 7 | * Permission to use, copy, modify and distribute this software and its * |
| 8 | * documentation strictly for non-commercial purposes is hereby granted * |
| 9 | * without fee, provided that the above copyright notice appears in all * |
| 10 | * copies and that both the copyright notice and this permission notice * |
| 11 | * appear in the supporting documentation. The authors make no claims * |
| 12 | * about the suitability of this software for any purpose. It is * |
| 13 | * provided "as is" without express or implied warranty. * |
| 14 | **************************************************************************/ |
| 15 | |
| 16 | //----------------------------------------------------------------------------- |
| 17 | /// \class AliAnalysisTaskMuonPerformance |
| 18 | /// Analysis task to chek the tracker and trigger reconstruction |
| 19 | /// The output is a list of histograms. |
| 20 | /// |
| 21 | /// \author Diego Stocco and Philippe Pillot |
| 22 | //----------------------------------------------------------------------------- |
| 23 | |
| 24 | // ROOT includes |
| 25 | #include "TROOT.h" |
| 26 | #include "TH1.h" |
| 27 | #include "TH2.h" |
| 28 | #include "TH3.h" |
| 29 | #include "TF1.h" |
| 30 | #include "TLegend.h" |
| 31 | #include "TGraphErrors.h" |
| 32 | #include "TGraphAsymmErrors.h" |
| 33 | #include "TAxis.h" |
| 34 | #include "TObjArray.h" |
| 35 | #include "TCanvas.h" |
| 36 | #include "TMath.h" |
| 37 | #include "TMCProcess.h" |
| 38 | #include "TGeoManager.h" |
| 39 | |
| 40 | // STEER includes |
| 41 | #include "AliMCEvent.h" |
| 42 | #include "AliMCParticle.h" |
| 43 | #include "AliMCEventHandler.h" |
| 44 | #include "AliESDEvent.h" |
| 45 | #include "AliESDMuonTrack.h" |
| 46 | #include "AliCDBManager.h" |
| 47 | #include "AliGeomManager.h" |
| 48 | |
| 49 | // ANALYSIS includes |
| 50 | #include "AliAnalysisManager.h" |
| 51 | #include "AliAnalysisDataSlot.h" |
| 52 | #include "AliAnalysisDataContainer.h" |
| 53 | |
| 54 | // CORRFW includes |
| 55 | #include "AliCFContainer.h" |
| 56 | #include "AliCFGridSparse.h" |
| 57 | #include "AliCFEffGrid.h" |
| 58 | |
| 59 | // MUON includes |
| 60 | #include "AliMUONConstants.h" |
| 61 | #include "AliMUONTrack.h" |
| 62 | #include "AliMUONTriggerTrack.h" |
| 63 | #include "AliMUONLocalTrigger.h" |
| 64 | #include "AliMUONVTrackStore.h" |
| 65 | #include "AliMUONVTriggerTrackStore.h" |
| 66 | #include "AliMUONESDInterface.h" |
| 67 | #include "AliMUONRecoParam.h" |
| 68 | #include "AliMUONCDB.h" |
| 69 | #include "AliMUONTrackExtrap.h" |
| 70 | #include "AliMUONTrackParam.h" |
| 71 | #include "AliMUONRecoCheck.h" |
| 72 | #include "AliMUONVCluster.h" |
| 73 | #include "AliMpDEIterator.h" |
| 74 | |
| 75 | #include "AliAnalysisTaskMuonPerformance.h" |
| 76 | |
| 77 | |
| 78 | /// \cond CLASSIMP |
| 79 | ClassImp(AliAnalysisTaskMuonPerformance) // Class implementation in ROOT context |
| 80 | /// \endcond |
| 81 | |
| 82 | |
| 83 | //________________________________________________________________________ |
| 84 | AliAnalysisTaskMuonPerformance::AliAnalysisTaskMuonPerformance() : |
| 85 | AliAnalysisTaskSE(), |
| 86 | fDefaultStorage(""), |
| 87 | fNPBins(30), |
| 88 | fCorrectForSystematics(kFALSE), |
| 89 | fFitResiduals(kFALSE), |
| 90 | fRequestedStationMask(0), |
| 91 | fRequest2ChInSameSt45(0), |
| 92 | fSigmaCut(-1.), |
| 93 | fSigmaCutTrig(-1.), |
| 94 | fNDE(0), |
| 95 | fCFContainer(0x0), |
| 96 | fEfficiencyList(0x0), |
| 97 | fTriggerList(0x0), |
| 98 | fTrackerList(0x0), |
| 99 | fPAtVtxList(0x0), |
| 100 | fSlopeAtVtxList(0x0), |
| 101 | fEtaAtVtxList(0x0), |
| 102 | fPhiAtVtxList(0x0), |
| 103 | fPAt1stClList(0x0), |
| 104 | fSlopeAt1stClList(0x0), |
| 105 | fDCAList(0x0), |
| 106 | fClusterList(0x0) |
| 107 | { |
| 108 | // |
| 109 | /// Default Constructor. |
| 110 | // |
| 09c18f72 |
111 | fPRange[0] = 0.; |
| 112 | fPRange[1] = 0.; |
| 113 | fClusterMaxRes[0] = 0.; |
| 114 | fClusterMaxRes[1] = 0.; |
| 115 | for (Int_t i = 0; i < 1100; i++) fDEIndices[i] = 0; |
| 116 | for (Int_t i = 0; i < 200; i++) fDEIds[i] = 0; |
| 3c74311e |
117 | } |
| 118 | |
| 119 | |
| 120 | //________________________________________________________________________ |
| 121 | AliAnalysisTaskMuonPerformance::AliAnalysisTaskMuonPerformance(const char *name) : |
| 122 | AliAnalysisTaskSE(name), |
| 123 | fDefaultStorage("raw://"), |
| 124 | fNPBins(30), |
| 125 | fCorrectForSystematics(kFALSE), |
| 126 | fFitResiduals(kFALSE), |
| 127 | fRequestedStationMask(0), |
| 128 | fRequest2ChInSameSt45(0), |
| 129 | fSigmaCut(-1.), |
| 130 | fSigmaCutTrig(-1.), |
| 131 | fNDE(0), |
| 132 | fCFContainer(0x0), |
| 133 | fEfficiencyList(0x0), |
| 134 | fTriggerList(0x0), |
| 135 | fTrackerList(0x0), |
| 136 | fPAtVtxList(0x0), |
| 137 | fSlopeAtVtxList(0x0), |
| 138 | fEtaAtVtxList(0x0), |
| 139 | fPhiAtVtxList(0x0), |
| 140 | fPAt1stClList(0x0), |
| 141 | fSlopeAt1stClList(0x0), |
| 142 | fDCAList(0x0), |
| 143 | fClusterList(0x0) |
| 144 | { |
| 145 | // |
| 146 | /// Constructor. |
| 147 | // |
| 148 | fPRange[0] = 0.; |
| 149 | fPRange[1] = 300.; |
| 150 | fClusterMaxRes[0] = 0.; |
| 151 | fClusterMaxRes[1] = 0.; |
| 09c18f72 |
152 | for (Int_t i = 0; i < 1100; i++) fDEIndices[i] = 0; |
| 153 | for (Int_t i = 0; i < 200; i++) fDEIds[i] = 0; |
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154 | |
| 155 | DefineOutput(1, AliCFContainer::Class()); |
| 156 | DefineOutput(2, TObjArray::Class()); |
| 157 | DefineOutput(3, TObjArray::Class()); |
| 158 | DefineOutput(4, TObjArray::Class()); |
| 159 | DefineOutput(5, TObjArray::Class()); |
| 160 | DefineOutput(6, TObjArray::Class()); |
| 161 | DefineOutput(7, TObjArray::Class()); |
| 162 | DefineOutput(8, TObjArray::Class()); |
| 163 | DefineOutput(9, TObjArray::Class()); |
| 164 | DefineOutput(10, TObjArray::Class()); |
| 165 | DefineOutput(11, TObjArray::Class()); |
| 166 | DefineOutput(12, TObjArray::Class()); |
| 167 | } |
| 168 | |
| 169 | |
| 170 | //________________________________________________________________________ |
| 171 | AliAnalysisTaskMuonPerformance::~AliAnalysisTaskMuonPerformance() |
| 172 | { |
| 173 | // |
| 174 | /// Destructor |
| 175 | // |
| 176 | if (!AliAnalysisManager::GetAnalysisManager()->IsProofMode()) { |
| 177 | delete fCFContainer; |
| 178 | delete fEfficiencyList; |
| 179 | delete fTriggerList; |
| 180 | delete fTrackerList; |
| 181 | delete fPAtVtxList; |
| 182 | delete fSlopeAtVtxList; |
| 183 | delete fEtaAtVtxList; |
| 184 | delete fPhiAtVtxList; |
| 185 | delete fPAt1stClList; |
| 186 | delete fSlopeAt1stClList; |
| 187 | delete fDCAList; |
| 188 | delete fClusterList; |
| 189 | } |
| 190 | } |
| 191 | |
| 192 | |
| 193 | //___________________________________________________________________________ |
| 194 | void AliAnalysisTaskMuonPerformance::NotifyRun() |
| 195 | { |
| 196 | // |
| 197 | /// Use the event handler information to correctly fill the analysis flags: |
| 198 | /// - check if Monte Carlo information is present |
| 199 | // |
| 200 | |
| 201 | // load OCDB objects only once |
| 202 | if (fSigmaCut > 0) return; |
| 203 | |
| 204 | // set OCDB location |
| 205 | AliCDBManager* cdbm = AliCDBManager::Instance(); |
| 206 | cdbm->SetDefaultStorage(fDefaultStorage.Data()); |
| 207 | cdbm->SetRun(fCurrentRunNumber); |
| 208 | |
| 209 | // load magnetic field for track extrapolation |
| 210 | if (!AliMUONCDB::LoadField()) return; |
| 211 | |
| 212 | // load mapping |
| 213 | if (!AliMUONCDB::LoadMapping()) return; |
| 214 | |
| 215 | // load geometry for track extrapolation to vertex |
| 216 | if (!AliGeomManager::GetGeometry()) AliGeomManager::LoadGeometry(); |
| 217 | if (!AliGeomManager::GetGeometry()) return; |
| 218 | |
| 219 | // load recoParam |
| 220 | AliMUONRecoParam* recoParam = AliMUONCDB::LoadRecoParam(); |
| 221 | if (!recoParam) { |
| 222 | fRequestedStationMask = 0; |
| 223 | fRequest2ChInSameSt45 = kFALSE; |
| 224 | fSigmaCut = -1.; |
| 225 | fSigmaCutTrig = -1.; |
| 226 | AliError("--> skip this run"); |
| 227 | return; |
| 228 | } |
| 229 | |
| 230 | // compute the mask of requested stations from recoParam |
| 231 | fRequestedStationMask = 0; |
| 232 | for (Int_t i = 0; i < 5; i++) if (recoParam->RequestStation(i)) fRequestedStationMask |= ( 1 << i ); |
| 233 | |
| 234 | // get from recoParam whether a track need 2 chambers hit in the same station (4 or 5) or not to be reconstructible |
| 235 | fRequest2ChInSameSt45 = !recoParam->MakeMoreTrackCandidates(); |
| 236 | |
| 237 | // get sigma cut from recoParam to associate clusters with TrackRefs in case the labels are not used |
| 238 | fSigmaCut = (recoParam->ImproveTracks()) ? recoParam->GetSigmaCutForImprovement() : recoParam->GetSigmaCutForTracking(); |
| 239 | |
| 240 | // get sigma cut from recoParam to associate trigger track to triggerable track |
| 241 | fSigmaCutTrig = recoParam->GetSigmaCutForTrigger(); |
| 242 | |
| 243 | AliMUONESDInterface::ResetTracker(recoParam); |
| 244 | |
| 245 | for (Int_t i = 0; i < AliMUONConstants::NTrackingCh(); i++) { |
| 246 | |
| 247 | // find the highest chamber resolution and set histogram bins |
| 248 | if (recoParam->GetDefaultNonBendingReso(i) > fClusterMaxRes[0]) fClusterMaxRes[0] = recoParam->GetDefaultNonBendingReso(i); |
| 249 | if (recoParam->GetDefaultBendingReso(i) > fClusterMaxRes[1]) fClusterMaxRes[1] = recoParam->GetDefaultBendingReso(i); |
| 250 | |
| 251 | // fill correspondence between DEId and indices for histo (starting from 1) |
| 252 | AliMpDEIterator it; |
| 253 | it.First(i); |
| 254 | while (!it.IsDone()) { |
| 255 | fNDE++; |
| 256 | fDEIndices[it.CurrentDEId()] = fNDE; |
| 257 | fDEIds[fNDE] = it.CurrentDEId(); |
| 258 | it.Next(); |
| 259 | } |
| 260 | |
| 261 | } |
| 262 | |
| 263 | UserCreateOutputObjects(); |
| 264 | } |
| 265 | |
| 266 | |
| 267 | //___________________________________________________________________________ |
| 268 | void AliAnalysisTaskMuonPerformance::UserCreateOutputObjects() |
| 269 | { |
| 270 | // |
| 271 | /// Create output objects |
| 272 | // |
| 273 | |
| 274 | // do it once the OCDB has been loaded (i.e. from NotifyRun()) |
| 275 | if (fSigmaCut < 0) return; |
| 276 | |
| 277 | // ------ CFContainer ------ |
| 278 | |
| 279 | // define axes of particle container |
| 280 | Int_t nPtBins = 60; |
| 281 | Double_t ptMin = 0., ptMax = 30.; |
| 282 | TString ptName("Pt"), ptTitle("p_{t}"), ptUnits("GeV/c"); |
| 283 | |
| 284 | Int_t nEtaBins = 25; |
| 285 | Double_t etaMin = -4.5, etaMax = -2.; |
| 286 | TString etaName("Eta"), etaTitle("#eta"), etaUnits("a.u."); |
| 287 | |
| 288 | Int_t nPhiBins = 36; |
| 289 | Double_t phiMin = 0.; Double_t phiMax = 2*TMath::Pi(); |
| 290 | TString phiName("Phi"), phiTitle("#phi"), phiUnits("rad"); |
| 291 | |
| 292 | Int_t nThetaAbsEndBins = 4; |
| 293 | Double_t thetaAbsEndMin = -0.5, thetaAbsEndMax = 3.5; |
| 294 | TString thetaAbsEndName("ThetaAbsEnd"), thetaAbsEndTitle("#theta_{abs}"), thetaAbsEndUnits("a.u."); |
| 295 | |
| 296 | Int_t nChargeBins = 2; |
| 297 | Double_t chargeMin = -2, chargeMax = 2.; |
| 298 | TString chargeName("Charge"), chargeTitle("charge"), chargeUnits("e"); |
| 299 | |
| 300 | Int_t nHasTrackerBins = 2; |
| 301 | Double_t hasTrackerMin = -0.5, hasTrackerMax = (Double_t)nHasTrackerBins - 0.5; |
| 302 | TString hasTrackerName("HasTracker"), hasTrackerTitle("Has tracker"), hasTrackerUnits(""); |
| 303 | |
| 304 | Int_t nTriggerBins = kNtrigCuts; |
| 305 | Double_t triggerMin = -0.5, triggerMax = (Double_t)nTriggerBins - 0.5; |
| 306 | TString triggerName("MatchTrig"), triggerTitle("Trigger match"), triggerUnits(""); |
| 307 | |
| 308 | Int_t nMotherTypeBins = kNtrackSources; |
| 309 | Double_t motherTypeMin = -0.5, motherTypeMax = (Double_t)kNtrackSources - 0.5; |
| 310 | TString motherTypeName("MotherType"), motherTypeTitle("motherType"), motherTypeUnits(""); |
| 311 | |
| 312 | Int_t nMatchMCBins = kNMatchMC; |
| 313 | Double_t matchMCMin = -0.5, matchMCMax = (Double_t)kNMatchMC - 0.5; |
| 314 | TString matchMCName("MatchMC"), matchMCTitle("MatchMC"), matchMCUnits(""); |
| 315 | |
| 316 | Int_t nbins[kNvars] = {nPtBins, nEtaBins, nPhiBins, nThetaAbsEndBins, nChargeBins, nHasTrackerBins, nTriggerBins, nMotherTypeBins, nMatchMCBins}; |
| 317 | Double_t xmin[kNvars] = {ptMin, etaMin, phiMin, thetaAbsEndMin, chargeMin, hasTrackerMin, triggerMin, motherTypeMin, matchMCMin}; |
| 318 | Double_t xmax[kNvars] = {ptMax, etaMax, phiMax, thetaAbsEndMax, chargeMax, hasTrackerMax, triggerMax, motherTypeMax, matchMCMax}; |
| 319 | TString axisTitle[kNvars] = {ptTitle, etaTitle, phiTitle, thetaAbsEndTitle, chargeTitle, hasTrackerTitle, triggerTitle, motherTypeTitle, matchMCTitle}; |
| 320 | TString axisUnits[kNvars] = {ptUnits, etaUnits, phiUnits, thetaAbsEndUnits, chargeUnits, hasTrackerUnits, triggerUnits, motherTypeUnits, matchMCUnits}; |
| 321 | |
| 322 | // create particle container |
| 323 | fCFContainer = new AliCFContainer(GetOutputSlot(1)->GetContainer()->GetName(),"container for tracks",kNsteps,kNvars,nbins); |
| 324 | |
| 325 | // set axes title and limits |
| 326 | for ( Int_t idim = 0; idim<kNvars; idim++) { |
| 327 | TString histoTitle = Form("%s (%s)", axisTitle[idim].Data(), axisUnits[idim].Data()); |
| 328 | histoTitle.ReplaceAll("()",""); |
| 329 | fCFContainer->SetVarTitle(idim, histoTitle.Data()); |
| 330 | fCFContainer->SetBinLimits(idim, xmin[idim], xmax[idim]); |
| 331 | } |
| 332 | |
| 333 | // define histo names |
| 334 | TString stepTitle[kNsteps] = {"reconstructed", "generated"}; |
| 335 | |
| 336 | // define axes labels if any |
| 337 | TString trigName[kNtrigCuts]; |
| 338 | trigName[kNoMatchTrig] = "NoMatch"; |
| 339 | trigName[kAllPtTrig] = "AllPt"; |
| 340 | trigName[kLowPtTrig] = "LowPt"; |
| 341 | trigName[kHighPtTrig] = "HighPt"; |
| 342 | |
| 343 | TString srcName[kNtrackSources]; |
| 344 | srcName[kCharmMu] = "Charm"; |
| 345 | srcName[kBeautyMu] = "Beauty"; |
| 346 | srcName[kPrimaryMu] = "Decay"; |
| 347 | srcName[kSecondaryMu] = "Secondary"; |
| 348 | srcName[kRecoHadron] = "Hadrons"; |
| 349 | srcName[kUnknownPart] = "Fakes"; |
| 350 | |
| 351 | TString mMCName[kNMatchMC]; |
| 352 | mMCName[kNoMatch] = "NoMatch"; |
| 353 | mMCName[kTrackerOnly] = "TrackerOnly"; |
| 354 | mMCName[kMatchedSame] = "MatchedSame"; |
| 355 | mMCName[kMatchedDiff] = "MatchedDiff"; |
| 356 | mMCName[kTriggerOnly] = "TriggerOnly"; |
| 357 | |
| 358 | // set histo name and axis labels if any |
| 359 | for (Int_t istep=0; istep<kNsteps; istep++) { |
| 360 | |
| 361 | // histo name |
| 362 | fCFContainer->SetStepTitle(istep, stepTitle[istep].Data()); |
| 363 | AliCFGridSparse* gridSparse = fCFContainer->GetGrid(istep); |
| 364 | |
| 365 | // trigger info |
| 366 | TAxis* triggerAxis = gridSparse->GetAxis(kVarTrigger); |
| 367 | for ( Int_t ibin=0; ibin<kNtrigCuts; ibin++ ) { |
| 368 | triggerAxis->SetBinLabel(ibin+1,trigName[ibin]); |
| 369 | } |
| 370 | |
| 371 | // mother type |
| 372 | TAxis* motherTypeAxis = gridSparse->GetAxis(kVarMotherType); |
| 373 | for ( Int_t ibin=0; ibin<kNtrackSources; ibin++ ) { |
| 374 | motherTypeAxis->SetBinLabel(ibin+1,srcName[ibin]); |
| 375 | } |
| 376 | |
| 377 | // MC matching flag |
| 378 | TAxis* matchMCAxis = gridSparse->GetAxis(kVarMatchMC); |
| 379 | for ( Int_t ibin=0; ibin<kNMatchMC; ibin++ ) { |
| 380 | matchMCAxis->SetBinLabel(ibin+1,mMCName[ibin]); |
| 381 | } |
| 382 | |
| 383 | } |
| 384 | |
| 385 | // ------ trigger histograms ------ |
| 386 | |
| 387 | fTriggerList = new TObjArray(100); |
| 388 | fTriggerList->SetOwner(); |
| 389 | |
| 390 | TH1F* h1 = new TH1F("hResTrigX11", "Residual X11;X11_{reco} - X11_{MC} (cm)", 100, -10., 10.); |
| 391 | fTriggerList->AddAt(h1, kResTrigX11); |
| 392 | h1 = new TH1F("hResTrigY11", "Residual Y11;Y11_{reco} - Y11_{MC} (cm)", 100, -10., 10.); |
| 393 | fTriggerList->AddAt(h1, kResTrigY11); |
| 394 | h1 = new TH1F("hResTrigSlopeY", "Residual slope y;ySlope_{reco} - ySlope_{MC} (rad)", 100, -0.1, 0.1); |
| 395 | fTriggerList->AddAt(h1, kResTrigSlopeY); |
| 396 | |
| 397 | // ------ tracker histograms ------ |
| 398 | |
| 399 | fTrackerList = new TObjArray(100); |
| 400 | fTrackerList->SetOwner(); |
| 401 | |
| 402 | // momentum resolution at vertex |
| 403 | const Int_t deltaPAtVtxNBins = 250; |
| 404 | Double_t deltaPAtVtxEdges[2]; |
| 405 | deltaPAtVtxEdges[0] = -20. - 0.05 * fPRange[1]; |
| 406 | deltaPAtVtxEdges[1] = 5. + 0.05 * fPRange[1]; |
| 407 | |
| 408 | h1 = new TH1F("hResPAtVtx"," delta P at vertex;#Delta_{p} (GeV/c)",deltaPAtVtxNBins,deltaPAtVtxEdges[0],deltaPAtVtxEdges[1]); |
| 409 | fTrackerList->AddAt(h1, kResPAtVtx); |
| 410 | TH2F *h2 = new TH2F("hResPAtVtxVsP","#Delta_{p} at vertex versus p;p (GeV/c);#Delta_{p} (GeV/c)",2*fNPBins,fPRange[0],fPRange[1],deltaPAtVtxNBins,deltaPAtVtxEdges[0],deltaPAtVtxEdges[1]); |
| 411 | fTrackerList->AddAt(h2, kResPAtVtxVsP); |
| 412 | h2 = new TH2F("hResPAtVtxVsPIn23deg","#Delta_{p} at vertex versus p for tracks between 2 and 3 degrees at absorber end;p (GeV/c);#Delta_{p} (GeV/c)",2*fNPBins,fPRange[0],fPRange[1],deltaPAtVtxNBins,deltaPAtVtxEdges[0],deltaPAtVtxEdges[1]); |
| 413 | fTrackerList->AddAt(h2, kResPAtVtxVsPIn23deg); |
| 414 | h2 = new TH2F("hResPAtVtxVsPIn310deg","#Delta_{p} at vertex versus p for tracks between 3 and 10 degrees at absorber end;p (GeV/c);#Delta_{p} (GeV/c)",2*fNPBins,fPRange[0],fPRange[1],deltaPAtVtxNBins,deltaPAtVtxEdges[0],deltaPAtVtxEdges[1]); |
| 415 | fTrackerList->AddAt(h2, kResPAtVtxVsPIn310deg); |
| 416 | h2 = new TH2F("hResPAtVtxVsPIn02degMC","#Delta_{p} at vertex versus p for tracks with MC angle below 2 degrees;p (GeV/c);#Delta_{p} (GeV/c)",2*fNPBins,fPRange[0],fPRange[1],deltaPAtVtxNBins/10,deltaPAtVtxEdges[0],deltaPAtVtxEdges[1]); |
| 417 | fTrackerList->AddAt(h2, kResPAtVtxVsPIn02degMC); |
| 418 | h2 = new TH2F("hResPAtVtxVsPosAbsEndIn02degMC","#Delta_{p} at vertex versus track position at absorber end for tracks with MC angle < 2 degrees;position (cm);#Delta_{p} (GeV/c)",1000,0.,100.,deltaPAtVtxNBins,deltaPAtVtxEdges[0],deltaPAtVtxEdges[1]); |
| 419 | fTrackerList->AddAt(h2, kResPAtVtxVsPosAbsEndIn02degMC); |
| 420 | h2 = new TH2F("hResPAtVtxVsPosAbsEndIn23degMC","#Delta_{p} at vertex versus track position at absorber end for tracks with MC angle in [2,3[ degrees;position (cm);#Delta_{p} (GeV/c)",1000,0.,100.,deltaPAtVtxNBins,deltaPAtVtxEdges[0],deltaPAtVtxEdges[1]); |
| 421 | fTrackerList->AddAt(h2, kResPAtVtxVsPosAbsEndIn23degMC); |
| 422 | h2 = new TH2F("hResPAtVtxVsPosAbsEndIn310degMC","#Delta_{p} at vertex versus track position at absorber end for tracks with MC angle in [3,10[ degrees;position (cm);#Delta_{p} (GeV/c)",1000,0.,100.,deltaPAtVtxNBins,deltaPAtVtxEdges[0],deltaPAtVtxEdges[1]); |
| 423 | fTrackerList->AddAt(h2, kResPAtVtxVsPosAbsEndIn310degMC); |
| 424 | h2 = new TH2F("hResPAtVtxVsAngleAtAbsEnd","#Delta_{p} at vertex versus track position at absorber end converted to degrees;angle (Deg);#Delta_{p} (GeV/c)",10,0.,10.,deltaPAtVtxNBins,deltaPAtVtxEdges[0],deltaPAtVtxEdges[1]); |
| 425 | fTrackerList->AddAt(h2, kResPAtVtxVsAngleAtAbsEnd); |
| 426 | h2 = new TH2F("hResPAtVtxVsMCAngle","#Delta_{p} at vertex versus MC angle;MC angle (Deg);#Delta_{p} (GeV/c)",10,0.,10.,deltaPAtVtxNBins,deltaPAtVtxEdges[0],deltaPAtVtxEdges[1]); |
| 427 | fTrackerList->AddAt(h2, kResPAtVtxVsMCAngle); |
| 428 | TH3F *h3 = new TH3F("hResPAtVtxVsAngleAtAbsEndVsP","#Delta_{p} at vertex versus track position at absorber end converted to degrees versus momentum;p (GeV/c);angle (Deg);#Delta_{p} (GeV/c)",2*fNPBins,fPRange[0],fPRange[1],100,0.,10.,deltaPAtVtxNBins,deltaPAtVtxEdges[0],deltaPAtVtxEdges[1]); |
| 429 | fTrackerList->AddAt(h3, kResPAtVtxVsAngleAtAbsEndVsP); |
| 430 | |
| 431 | // transverse momentum resolution at vertex |
| 432 | h2 = new TH2F("hResPtAtVtxVsPt","#Delta_{p_{t}} at vertex versus p_{t};p_{t} (GeV/c);#Delta_{p_{t}} (GeV/c)",2*fNPBins,fPRange[0]/10.,fPRange[1]/10.,deltaPAtVtxNBins,deltaPAtVtxEdges[0]/10.,deltaPAtVtxEdges[1]/10.); |
| 433 | fTrackerList->AddAt(h2, kResPtAtVtxVsPt); |
| 434 | |
| 435 | // momentum resolution at first cluster |
| 436 | const Int_t deltaPAtFirstClNBins = 500; |
| 437 | Double_t deltaPAtFirstClEdges[2]; |
| 438 | deltaPAtFirstClEdges[0] = -5. - 0.05 * fPRange[1]; |
| 439 | deltaPAtFirstClEdges[1] = 5. + 0.05 * fPRange[1]; |
| 440 | |
| 441 | h1 = new TH1F("hResPAt1stCl"," delta P at first cluster;#Delta_{p} (GeV/c)",deltaPAtFirstClNBins,deltaPAtFirstClEdges[0],deltaPAtFirstClEdges[1]); |
| 442 | fTrackerList->AddAt(h1, kResPAt1stCl); |
| 443 | h2 = new TH2F("hResPAt1stClVsP","#Delta_{p} at first cluster versus p;p (GeV/c);#Delta_{p} (GeV/c)",2*fNPBins,fPRange[0],fPRange[1],deltaPAtFirstClNBins,deltaPAtFirstClEdges[0],deltaPAtFirstClEdges[1]); |
| 444 | fTrackerList->AddAt(h2, kResPAt1stClVsP); |
| 445 | |
| 446 | // transverse momentum resolution at vertex |
| 447 | h2 = new TH2F("hResPtAt1stClVsPt","#Delta_{p_{t}} at first cluster versus p_{t};p_{t} (GeV/c);#Delta_{p_{t}} (GeV/c)",2*fNPBins,fPRange[0]/10.,fPRange[1]/10.,deltaPAtFirstClNBins,deltaPAtFirstClEdges[0]/10.,deltaPAtFirstClEdges[1]/10.); |
| 448 | fTrackerList->AddAt(h2, kResPtAt1stClVsPt); |
| 449 | |
| 450 | // angular resolution at vertex |
| 451 | const Int_t deltaSlopeAtVtxNBins = 500; |
| 452 | const Double_t deltaSlopeAtVtxEdges[2] = {-0.05, 0.05}; |
| 453 | |
| 454 | h1 = new TH1F("hResSlopeXAtVtx","#Delta_{slope_{X}} at vertex;#Delta_{slope_{X}}", deltaSlopeAtVtxNBins, deltaSlopeAtVtxEdges[0], deltaSlopeAtVtxEdges[1]); |
| 455 | fTrackerList->AddAt(h1, kResSlopeXAtVtx); |
| 456 | h1 = new TH1F("hResSlopeYAtVtx","#Delta_{slope_{Y}} at vertex;#Delta_{slope_{Y}}", deltaSlopeAtVtxNBins, deltaSlopeAtVtxEdges[0], deltaSlopeAtVtxEdges[1]); |
| 457 | fTrackerList->AddAt(h1, kResSlopeYAtVtx); |
| 458 | h2 = new TH2F("hResSlopeXAtVtxVsP","#Delta_{slope_{X}} at vertex versus p;p (GeV/c);#Delta_{slope_{X}}",2*fNPBins,fPRange[0],fPRange[1], deltaSlopeAtVtxNBins, deltaSlopeAtVtxEdges[0], deltaSlopeAtVtxEdges[1]); |
| 459 | fTrackerList->AddAt(h2, kResSlopeXAtVtxVsP); |
| 460 | h2 = new TH2F("hResSlopeYAtVtxVsP","#Delta_{slope_{Y}} at vertex versus p;p (GeV/c);#Delta_{slope_{Y}}",2*fNPBins,fPRange[0],fPRange[1], deltaSlopeAtVtxNBins, deltaSlopeAtVtxEdges[0], deltaSlopeAtVtxEdges[1]); |
| 461 | fTrackerList->AddAt(h2, kResSlopeYAtVtxVsP); |
| 462 | h2 = new TH2F("hResSlopeXAtVtxVsPosAbsEndIn02degMC","#Delta_{slope_{X}} at vertex versus track position at absorber end for tracks with MC angle < 2 degrees;position (cm);#Delta_{slope_{X}}",1000,0.,100.,deltaSlopeAtVtxNBins, deltaSlopeAtVtxEdges[0], deltaSlopeAtVtxEdges[1]); |
| 463 | fTrackerList->AddAt(h2, kResSlopeXAtVtxVsPosAbsEndIn02degMC); |
| 464 | h2 = new TH2F("hResSlopeYAtVtxVsPosAbsEndIn02degMC","#Delta_{slope_{Y}} at vertex versus track position at absorber end for tracks with MC angle < 2 degrees;position (cm);#Delta_{slope_{Y}}",1000,0.,100.,deltaSlopeAtVtxNBins, deltaSlopeAtVtxEdges[0], deltaSlopeAtVtxEdges[1]); |
| 465 | fTrackerList->AddAt(h2, kResSlopeYAtVtxVsPosAbsEndIn02degMC); |
| 466 | h2 = new TH2F("hResSlopeXAtVtxVsPosAbsEndIn23degMC","#Delta_{slope_{X}} at vertex versus track position at absorber end for tracks with MC angle in [2,3[ degrees;position (cm);#Delta_{slope_{X}}",1000,0.,100.,deltaSlopeAtVtxNBins, deltaSlopeAtVtxEdges[0], deltaSlopeAtVtxEdges[1]); |
| 467 | fTrackerList->AddAt(h2, kResSlopeXAtVtxVsPosAbsEndIn23degMC); |
| 468 | h2 = new TH2F("hResSlopeYAtVtxVsPosAbsEndIn23degMC","#Delta_{slope_{Y}} at vertex versus track position at absorber end for tracks with MC angle in [2,3[ degrees;position (cm);#Delta_{slope_{Y}}",1000,0.,100.,deltaSlopeAtVtxNBins, deltaSlopeAtVtxEdges[0], deltaSlopeAtVtxEdges[1]); |
| 469 | fTrackerList->AddAt(h2, kResSlopeYAtVtxVsPosAbsEndIn23degMC); |
| 470 | h2 = new TH2F("hResSlopeXAtVtxVsPosAbsEndIn310degMC","#Delta_{slope_{X}} at vertex versus track position at absorber end for tracks with MC angle in [3,10[ degrees;position (cm);#Delta_{slope_{X}}",1000,0.,100.,deltaSlopeAtVtxNBins, deltaSlopeAtVtxEdges[0], deltaSlopeAtVtxEdges[1]); |
| 471 | fTrackerList->AddAt(h2, kResSlopeXAtVtxVsPosAbsEndIn310degMC); |
| 472 | h2 = new TH2F("hResSlopeYAtVtxVsPosAbsEndIn310degMC","#Delta_{slope_{Y}} at vertex versus track position at absorber end for tracks with MC angle in [3,10[ degrees;position (cm);#Delta_{slope_{Y}}",1000,0.,100.,deltaSlopeAtVtxNBins, deltaSlopeAtVtxEdges[0], deltaSlopeAtVtxEdges[1]); |
| 473 | fTrackerList->AddAt(h2, kResSlopeYAtVtxVsPosAbsEndIn310degMC); |
| 474 | h2 = new TH2F("hResSlopeXAtVtxVsAngleAtAbsEnd","#Delta_{slope_{X}} at vertex versus track position at absorber end converted to degrees;angle (Deg);#Delta_{slope_{X}}",10,0.,10.,deltaSlopeAtVtxNBins, deltaSlopeAtVtxEdges[0], deltaSlopeAtVtxEdges[1]); |
| 475 | fTrackerList->AddAt(h2, kResSlopeXAtVtxVsAngleAtAbsEnd); |
| 476 | h2 = new TH2F("hResSlopeYAtVtxVsAngleAtAbsEnd","#Delta_{slope_{Y}} at vertex versus track position at absorber end converted to degrees;angle (Deg);#Delta_{slope_{Y}}",10,0.,10.,deltaSlopeAtVtxNBins, deltaSlopeAtVtxEdges[0], deltaSlopeAtVtxEdges[1]); |
| 477 | fTrackerList->AddAt(h2, kResSlopeYAtVtxVsAngleAtAbsEnd); |
| 478 | h2 = new TH2F("hResSlopeXAtVtxVsMCAngle","#Delta_{slope_{X}} at vertex versus MC angle;MC angle (Deg);#Delta_{slope_{X}}",10,0.,10.,deltaSlopeAtVtxNBins, deltaSlopeAtVtxEdges[0], deltaSlopeAtVtxEdges[1]); |
| 479 | fTrackerList->AddAt(h2, kResSlopeXAtVtxVsMCAngle); |
| 480 | h2 = new TH2F("hResSlopeYAtVtxVsMCAngle","#Delta_{slope_{Y}} at vertex versus MC angle;MC angle (Deg);#Delta_{slope_{Y}}",10,0.,10.,deltaSlopeAtVtxNBins, deltaSlopeAtVtxEdges[0], deltaSlopeAtVtxEdges[1]); |
| 481 | fTrackerList->AddAt(h2, kResSlopeYAtVtxVsMCAngle); |
| 482 | |
| 483 | // angular resolution at first cluster |
| 484 | const Int_t deltaSlopeAtFirstClNBins = 500; |
| 485 | const Double_t deltaSlopeAtFirstClEdges[2] = {-0.01, 0.01}; |
| 486 | |
| 487 | h1 = new TH1F("hResSlopeXAt1stCl","#Delta_{slope_{X}} at first cluster;#Delta_{slope_{X}}", deltaSlopeAtFirstClNBins, deltaSlopeAtFirstClEdges[0], deltaSlopeAtFirstClEdges[1]); |
| 488 | fTrackerList->AddAt(h1, kResSlopeXAt1stCl); |
| 489 | h1 = new TH1F("hResSlopeYAt1stCl","#Delta_{slope_{Y}} at first cluster;#Delta_{slope_{Y}}", deltaSlopeAtFirstClNBins, deltaSlopeAtFirstClEdges[0], deltaSlopeAtFirstClEdges[1]); |
| 490 | fTrackerList->AddAt(h1, kResSlopeYAt1stCl); |
| 491 | h2 = new TH2F("hResSlopeXAt1stClVsP","#Delta_{slope_{X}} at first cluster versus p;p (GeV/c);#Delta_{slope_{X}}",2*fNPBins,fPRange[0],fPRange[1], deltaSlopeAtFirstClNBins, deltaSlopeAtFirstClEdges[0], deltaSlopeAtFirstClEdges[1]); |
| 492 | fTrackerList->AddAt(h2, kResSlopeXAt1stClVsP); |
| 493 | h2 = new TH2F("hResSlopeYAt1stClVsP","#Delta_{slope_{Y}} at first cluster versus p;p (GeV/c);#Delta_{slope_{Y}}",2*fNPBins,fPRange[0],fPRange[1], deltaSlopeAtFirstClNBins, deltaSlopeAtFirstClEdges[0], deltaSlopeAtFirstClEdges[1]); |
| 494 | fTrackerList->AddAt(h2, kResSlopeYAt1stClVsP); |
| 495 | |
| 496 | // eta resolution at vertex |
| 497 | const Int_t deltaEtaAtVtxNBins = 500; |
| 498 | const Double_t deltaEtaAtVtxEdges[2] = {-0.5, 0.5}; |
| 499 | |
| 500 | h1 = new TH1F("hResEtaAtVtx","#Delta_{eta} at vertex;#Delta_{eta}", deltaEtaAtVtxNBins, deltaEtaAtVtxEdges[0], deltaEtaAtVtxEdges[1]); |
| 501 | fTrackerList->AddAt(h1, kResEtaAtVtx); |
| 502 | h2 = new TH2F("hResEtaAtVtxVsP","#Delta_{eta} at vertex versus p;p (GeV/c);#Delta_{eta}",2*fNPBins,fPRange[0],fPRange[1], deltaEtaAtVtxNBins, deltaEtaAtVtxEdges[0], deltaEtaAtVtxEdges[1]); |
| 503 | fTrackerList->AddAt(h2, kResEtaAtVtxVsP); |
| 504 | h2 = new TH2F("hResEtaAtVtxVsPosAbsEndIn02degMC","#Delta_{eta} at vertex versus track position at absorber end for tracks with MC angle < 2 degrees;position (cm);#Delta_{eta}",1000,0.,100.,deltaEtaAtVtxNBins, deltaEtaAtVtxEdges[0], deltaEtaAtVtxEdges[1]); |
| 505 | fTrackerList->AddAt(h2, kResEtaAtVtxVsPosAbsEndIn02degMC); |
| 506 | h2 = new TH2F("hResEtaAtVtxVsPosAbsEndIn23degMC","#Delta_{eta} at vertex versus track position at absorber end for tracks with MC angle in [2,3[ degrees;position (cm);#Delta_{eta}",1000,0.,100.,deltaEtaAtVtxNBins, deltaEtaAtVtxEdges[0], deltaEtaAtVtxEdges[1]); |
| 507 | fTrackerList->AddAt(h2, kResEtaAtVtxVsPosAbsEndIn23degMC); |
| 508 | h2 = new TH2F("hResEtaAtVtxVsPosAbsEndIn310degMC","#Delta_{eta} at vertex versus track position at absorber end for tracks with MC angle in [3,10[ degrees;position (cm);#Delta_{eta}",1000,0.,100.,deltaEtaAtVtxNBins, deltaEtaAtVtxEdges[0], deltaEtaAtVtxEdges[1]); |
| 509 | fTrackerList->AddAt(h2, kResEtaAtVtxVsPosAbsEndIn310degMC); |
| 510 | h2 = new TH2F("hResEtaAtVtxVsAngleAtAbsEnd","#Delta_{eta} at vertex versus track position at absorber end converted to degrees;angle (Deg);#Delta_{eta}",10,0.,10.,deltaEtaAtVtxNBins, deltaEtaAtVtxEdges[0], deltaEtaAtVtxEdges[1]); |
| 511 | fTrackerList->AddAt(h2, kResEtaAtVtxVsAngleAtAbsEnd); |
| 512 | h2 = new TH2F("hResEtaAtVtxVsMCAngle","#Delta_{eta} at vertex versus MC angle;MC angle (Deg);#Delta_{eta}",10,0.,10.,deltaEtaAtVtxNBins, deltaEtaAtVtxEdges[0], deltaEtaAtVtxEdges[1]); |
| 513 | fTrackerList->AddAt(h2, kResEtaAtVtxVsMCAngle); |
| 514 | |
| 515 | // phi resolution at vertex |
| 516 | const Int_t deltaPhiAtVtxNBins = 500; |
| 517 | const Double_t deltaPhiAtVtxEdges[2] = {-0.5, 0.5}; |
| 518 | |
| 519 | h1 = new TH1F("hResPhiAtVtx","#Delta_{phi} at vertex;#Delta_{phi}", deltaPhiAtVtxNBins, deltaPhiAtVtxEdges[0], deltaPhiAtVtxEdges[1]); |
| 520 | fTrackerList->AddAt(h1, kResPhiAtVtx); |
| 521 | h2 = new TH2F("hResPhiAtVtxVsP","#Delta_{phi} at vertex versus p;p (GeV/c);#Delta_{phi}",2*fNPBins,fPRange[0],fPRange[1], deltaPhiAtVtxNBins, deltaPhiAtVtxEdges[0], deltaPhiAtVtxEdges[1]); |
| 522 | fTrackerList->AddAt(h2, kResPhiAtVtxVsP); |
| 523 | h2 = new TH2F("hResPhiAtVtxVsPosAbsEndIn02degMC","#Delta_{phi} at vertex versus track position at absorber end for tracks with MC angle < 2 degrees;position (cm);#Delta_{phi}",1000,0.,100.,deltaPhiAtVtxNBins, deltaPhiAtVtxEdges[0], deltaPhiAtVtxEdges[1]); |
| 524 | fTrackerList->AddAt(h2, kResPhiAtVtxVsPosAbsEndIn02degMC); |
| 525 | h2 = new TH2F("hResPhiAtVtxVsPosAbsEndIn23degMC","#Delta_{phi} at vertex versus track position at absorber end for tracks with MC angle in [2,3[ degrees;position (cm);#Delta_{phi}",1000,0.,100.,deltaPhiAtVtxNBins, deltaPhiAtVtxEdges[0], deltaPhiAtVtxEdges[1]); |
| 526 | fTrackerList->AddAt(h2, kResPhiAtVtxVsPosAbsEndIn23degMC); |
| 527 | h2 = new TH2F("hResPhiAtVtxVsPosAbsEndIn310degMC","#Delta_{phi} at vertex versus track position at absorber end for tracks with MC angle in [3,10[ degrees;position (cm);#Delta_{phi}",1000,0.,100.,deltaPhiAtVtxNBins, deltaPhiAtVtxEdges[0], deltaPhiAtVtxEdges[1]); |
| 528 | fTrackerList->AddAt(h2, kResPhiAtVtxVsPosAbsEndIn310degMC); |
| 529 | h2 = new TH2F("hResPhiAtVtxVsAngleAtAbsEnd","#Delta_{phi} at vertex versus track position at absorber end converted to degrees;angle (Deg);#Delta_{phi}",10,0.,10.,deltaPhiAtVtxNBins, deltaPhiAtVtxEdges[0], deltaPhiAtVtxEdges[1]); |
| 530 | fTrackerList->AddAt(h2, kResPhiAtVtxVsAngleAtAbsEnd); |
| 531 | h2 = new TH2F("hResPhiAtVtxVsMCAngle","#Delta_{phi} at vertex versus MC angle;MC angle (Deg);#Delta_{phi}",10,0.,10.,deltaPhiAtVtxNBins, deltaPhiAtVtxEdges[0], deltaPhiAtVtxEdges[1]); |
| 532 | fTrackerList->AddAt(h2, kResPhiAtVtxVsMCAngle); |
| 533 | |
| 534 | // DCA resolution |
| 535 | const Int_t deltaPDCANBins = 500; |
| 536 | const Double_t deltaPDCAEdges[2] = {0., 1000.}; |
| 537 | const Double_t deltaPMCSAngEdges[2] = {-1.5, 1.5}; |
| 538 | |
| 539 | h1 = new TH1F("hPDCA","p #times DCA at vertex;p #times DCA (GeV #times cm)", deltaPDCANBins, deltaPDCAEdges[0], deltaPDCAEdges[1]); |
| 540 | fTrackerList->AddAt(h1, kPDCA); |
| 541 | h2 = new TH2F("hPDCAVsPIn23deg","p #times DCA versus p for tracks within [2,3[ degrees at absorber end;p (GeV/c);p #times DCA (GeV #times cm)",2*fNPBins,fPRange[0],fPRange[1], deltaPDCANBins, deltaPDCAEdges[0], deltaPDCAEdges[1]); |
| 542 | fTrackerList->AddAt(h2, kPDCAVsPIn23deg); |
| 543 | h2 = new TH2F("hPDCAVsPIn310deg","p #times DCA versus p for tracks within [3,10[ degrees at absorber end;p (GeV/c);p #times DCA (GeV #times cm)",2*fNPBins,fPRange[0],fPRange[1], deltaPDCANBins, deltaPDCAEdges[0], deltaPDCAEdges[1]); |
| 544 | fTrackerList->AddAt(h2, kPDCAVsPIn310deg); |
| 545 | h2 = new TH2F("hPDCAVsPosAbsEndIn02degMC","p #times DCA versus track position at absorber end for tracks with MC angle < 2 degrees;position (cm);p #times DCA (GeV #times cm)",1000,0.,100.,deltaPDCANBins, deltaPDCAEdges[0], deltaPDCAEdges[1]); |
| 546 | fTrackerList->AddAt(h2, kPDCAVsPosAbsEndIn02degMC); |
| 547 | h2 = new TH2F("hPDCAVsPosAbsEndIn23degMC","p #times DCA}versus track position at absorber end for tracks with MC angle in [2,3[ degrees;position (cm);p #times DCA (GeV #times cm)",1000,0.,100.,deltaPDCANBins, deltaPDCAEdges[0], deltaPDCAEdges[1]); |
| 548 | fTrackerList->AddAt(h2, kPDCAVsPosAbsEndIn23degMC); |
| 549 | h2 = new TH2F("hPDCAVsPosAbsEndIn310degMC","p #times DCA versus track position at absorber end for tracks with MC angle in [3,10[ degrees;position (cm);p #times DCA (GeV #times cm)",1000,0.,100.,deltaPDCANBins, deltaPDCAEdges[0], deltaPDCAEdges[1]); |
| 550 | fTrackerList->AddAt(h2, kPDCAVsPosAbsEndIn310degMC); |
| 551 | h2 = new TH2F("hPDCAVsAngleAtAbsEnd","p #times DCA versus track position at absorber end converted to degrees;angle (Deg);p #times DCA (GeV #times cm)",10,0.,10.,deltaPDCANBins, deltaPDCAEdges[0], deltaPDCAEdges[1]); |
| 552 | fTrackerList->AddAt(h2, kPDCAVsAngleAtAbsEnd); |
| 553 | h2 = new TH2F("hPDCAVsMCAngle","p #times DCA versus MC angle;MC angle (Deg);p #times DCA (GeV #times cm)",10,0.,10.,deltaPDCANBins, deltaPDCAEdges[0], deltaPDCAEdges[1]); |
| 554 | fTrackerList->AddAt(h2, kPDCAVsMCAngle); |
| 555 | |
| 556 | // MCS angular dispersion |
| 557 | h2 = new TH2F("hPMCSAngVsPIn23deg","p #times #Delta#theta_{MCS} versus p for tracks within [2,3[ degrees at absorber end;p (GeV/c);p #times #Delta#theta_{MCS} (GeV)",2*fNPBins,fPRange[0],fPRange[1], deltaPDCANBins, deltaPMCSAngEdges[0], deltaPMCSAngEdges[1]); |
| 558 | fTrackerList->AddAt(h2, kPMCSAngVsPIn23deg); |
| 559 | h2 = new TH2F("hPMCSAngVsPIn310deg","p #times #Delta#theta_{MCS} versus p for tracks within [2,3[ degrees at absorber end;p (GeV/c);p #times #Delta#theta_{MCS} (GeV)",2*fNPBins,fPRange[0],fPRange[1], deltaPDCANBins, deltaPMCSAngEdges[0], deltaPMCSAngEdges[1]); |
| 560 | fTrackerList->AddAt(h2, kPMCSAngVsPIn310deg); |
| 561 | |
| 562 | // cluster resolution |
| 563 | Int_t nCh = AliMUONConstants::NTrackingCh(); |
| 564 | const Int_t clusterResNBins = 5000; |
| 565 | Double_t clusterResMaxX = 10.*fClusterMaxRes[0]; |
| 566 | Double_t clusterResMaxY = 10.*fClusterMaxRes[1]; |
| 567 | |
| 568 | h2 = new TH2F("hResClXVsCh", "cluster-track residual-X distribution per chamber;chamber ID;#Delta_{X} (cm)", nCh, 0.5, nCh+0.5, clusterResNBins, -clusterResMaxX, clusterResMaxX); |
| 569 | fTrackerList->AddAt(h2, kResClXVsCh); |
| 570 | h2 = new TH2F("hResClYVsCh", "cluster-track residual-Y distribution per chamber;chamber ID;#Delta_{Y} (cm)", nCh, 0.5, nCh+0.5, clusterResNBins, -clusterResMaxY, clusterResMaxY); |
| 571 | fTrackerList->AddAt(h2, kResClYVsCh); |
| 572 | h2 = new TH2F("hResClXVsDE", "cluster-track residual-X distribution per DE;DE ID;#Delta_{X} (cm)", fNDE, 0.5, fNDE+0.5, clusterResNBins, -clusterResMaxX, clusterResMaxX); |
| 573 | for (Int_t i = 1; i <= fNDE; i++) h2->GetXaxis()->SetBinLabel(i, Form("%d",fDEIds[i])); |
| 574 | fTrackerList->AddAt(h2, kResClXVsDE); |
| 575 | h2 = new TH2F("hResClYVsDE", "cluster-track residual-Y distribution per DE;DE ID;#Delta_{Y} (cm)", fNDE, 0.5, fNDE+0.5, clusterResNBins, -clusterResMaxY, clusterResMaxY); |
| 576 | for (Int_t i = 1; i <= fNDE; i++) h2->GetXaxis()->SetBinLabel(i, Form("%d",fDEIds[i])); |
| 577 | fTrackerList->AddAt(h2, kResClYVsDE); |
| 578 | |
| 579 | // Disable printout of AliMCEvent |
| 580 | AliLog::SetClassDebugLevel("AliMCEvent",-1); |
| 581 | |
| 582 | PostData(1, fCFContainer); |
| 583 | PostData(3, fTriggerList); |
| 584 | PostData(4, fTrackerList); |
| 585 | } |
| 586 | |
| 587 | //________________________________________________________________________ |
| 588 | void AliAnalysisTaskMuonPerformance::UserExec(Option_t * /*option*/) |
| 589 | { |
| 590 | // |
| 591 | /// Main loop |
| 592 | /// Called for each event |
| 593 | // |
| 594 | |
| 595 | // check that OCDB objects have been properly set |
| 596 | if (fSigmaCut < 0) return; |
| 597 | |
| 598 | // Load ESD event |
| 599 | AliESDEvent* esd = dynamic_cast<AliESDEvent*>(InputEvent()); |
| 600 | |
| 601 | if ( ! esd ) { |
| 602 | AliError ("ESD event not found. Nothing done!"); |
| 603 | return; |
| 604 | } |
| 605 | |
| 606 | // Load MC event |
| 607 | AliMCEventHandler* mcH = static_cast<AliMCEventHandler*>(AliAnalysisManager::GetAnalysisManager()->GetMCtruthEventHandler()); |
| 608 | if ( ! mcH ) { |
| 609 | AliError ("MCH event handler not found. Nothing done!"); |
| 610 | return; |
| 611 | } |
| 612 | |
| 613 | // Get reference tracks |
| 614 | AliMUONRecoCheck rc(esd,mcH); |
| 615 | AliMUONVTriggerTrackStore* triggerTrackRefStore = rc.TriggerableTracks(-1); |
| 616 | AliMUONVTrackStore* reconstructibleStore = rc.ReconstructibleTracks(-1, fRequestedStationMask, fRequest2ChInSameSt45); |
| 617 | |
| 618 | Double_t containerInput[kNvars]; |
| 619 | AliMUONTrackParam *trackParam; |
| 620 | Double_t x1,y1,z1,slopex1,slopey1,pX1,pY1,pZ1,p1,pT1,eta1,phi1; |
| 621 | Double_t x2,y2,z2,slopex2,slopey2,pX2,pY2,pZ2,p2,pT2,eta2,phi2; |
| 622 | Double_t dPhi; |
| 623 | Double_t xAbs,yAbs,dAbs,aAbs,aMCS,aMC; |
| 624 | Double_t xDCA,yDCA,dca,pU; |
| 625 | |
| 626 | // ------ Loop over reconstructed tracks ------ |
| 627 | AliESDMuonTrack *esdTrack = 0x0; |
| 628 | Int_t nMuTracks = esd->GetNumberOfMuonTracks(); |
| 629 | for (Int_t iMuTrack = 0; iMuTrack < nMuTracks; ++iMuTrack) { |
| 630 | |
| 631 | esdTrack = esd->GetMuonTrack(iMuTrack); |
| 632 | |
| 633 | AliMUONTrack* matchedTrackRef = 0x0; |
| 634 | AliMUONTriggerTrack* matchedTrigTrackRef = 0x0; |
| 635 | containerInput[kVarMatchMC] = static_cast<Double_t>(kNoMatch); |
| 636 | |
| 637 | // Tracker |
| 638 | if (esdTrack->ContainTrackerData()) { |
| 639 | |
| 640 | // convert ESD track to MUON track (without recomputing track parameters at each clusters) |
| 641 | AliMUONTrack muonTrack; |
| 642 | AliMUONESDInterface::ESDToMUON(*esdTrack, muonTrack, kFALSE); |
| 643 | |
| 644 | // try to match the reconstructed track with a simulated one |
| 645 | Int_t nMatchClusters = 0; |
| 646 | matchedTrackRef = rc.FindCompatibleTrack(muonTrack, *reconstructibleStore, nMatchClusters, kFALSE, fSigmaCut); |
| 647 | if (matchedTrackRef) { |
| 648 | |
| 649 | containerInput[kVarMatchMC] = static_cast<Double_t>(kTrackerOnly); |
| 650 | |
| 651 | // simulated track parameters at vertex |
| 652 | trackParam = matchedTrackRef->GetTrackParamAtVertex(); |
| 653 | x1 = trackParam->GetNonBendingCoor(); |
| 654 | y1 = trackParam->GetBendingCoor(); |
| 655 | z1 = trackParam->GetZ(); |
| 656 | slopex1 = trackParam->GetNonBendingSlope(); |
| 657 | slopey1 = trackParam->GetBendingSlope(); |
| 658 | pX1 = trackParam->Px(); |
| 659 | pY1 = trackParam->Py(); |
| 660 | pZ1 = trackParam->Pz(); |
| 661 | p1 = trackParam->P(); |
| 662 | pT1 = TMath::Sqrt(pX1*pX1 + pY1*pY1); |
| 663 | aMC = TMath::ATan(-pT1/pZ1) * TMath::RadToDeg(); |
| 664 | eta1 = TMath::Log(TMath::Tan(0.5*TMath::ATan(-pT1/pZ1))); |
| 665 | phi1 = TMath::Pi()+TMath::ATan2(-pY1, -pX1); |
| 666 | |
| 667 | // reconstructed track parameters at the end of the absorber |
| 668 | AliMUONTrackParam trackParamAtAbsEnd(*((AliMUONTrackParam*)muonTrack.GetTrackParamAtCluster()->First())); |
| 669 | AliMUONTrackExtrap::ExtrapToZ(&trackParamAtAbsEnd, AliMUONConstants::AbsZEnd()); |
| 670 | xAbs = trackParamAtAbsEnd.GetNonBendingCoor(); |
| 671 | yAbs = trackParamAtAbsEnd.GetBendingCoor(); |
| 672 | dAbs = TMath::Sqrt(xAbs*xAbs + yAbs*yAbs); |
| 673 | aAbs = TMath::ATan(-dAbs/AliMUONConstants::AbsZEnd()) * TMath::RadToDeg(); |
| 674 | pX2 = trackParamAtAbsEnd.Px(); |
| 675 | pY2 = trackParamAtAbsEnd.Py(); |
| 676 | pZ2 = trackParamAtAbsEnd.Pz(); |
| 677 | pT2 = TMath::Sqrt(pX2*pX2 + pY2*pY2); |
| 678 | aMCS = TMath::ATan(-pT2/pZ2) * TMath::RadToDeg(); |
| 679 | |
| 680 | // reconstructed track parameters at vertex |
| 681 | trackParam = muonTrack.GetTrackParamAtVertex(); |
| 682 | x2 = trackParam->GetNonBendingCoor(); |
| 683 | y2 = trackParam->GetBendingCoor(); |
| 684 | z2 = trackParam->GetZ(); |
| 685 | slopex2 = trackParam->GetNonBendingSlope(); |
| 686 | slopey2 = trackParam->GetBendingSlope(); |
| 687 | pX2 = trackParam->Px(); |
| 688 | pY2 = trackParam->Py(); |
| 689 | pZ2 = trackParam->Pz(); |
| 690 | p2 = trackParam->P(); |
| 691 | pT2 = TMath::Sqrt(pX2*pX2 + pY2*pY2); |
| 692 | eta2 = TMath::Log(TMath::Tan(0.5*TMath::ATan(-pT2/pZ2))); |
| 693 | phi2 = TMath::Pi()+TMath::ATan2(-pY2, -pX2); |
| 694 | |
| 695 | // reconstructed track parameters at DCA |
| 696 | AliMUONTrackParam trackParamAtDCA(*((AliMUONTrackParam*) muonTrack.GetTrackParamAtCluster()->First())); |
| 697 | pU = trackParamAtDCA.P(); |
| 698 | AliMUONTrackExtrap::ExtrapToVertexWithoutBranson(&trackParamAtDCA, z2); |
| 699 | xDCA = trackParamAtDCA.GetNonBendingCoor(); |
| 700 | yDCA = trackParamAtDCA.GetBendingCoor(); |
| 701 | dca = TMath::Sqrt(xDCA*xDCA + yDCA*yDCA); |
| 702 | |
| 703 | dPhi = phi2-phi1; |
| 704 | if (dPhi < -TMath::Pi()) dPhi += 2.*TMath::Pi(); |
| 705 | else if (dPhi > TMath::Pi()) dPhi -= 2.*TMath::Pi(); |
| 706 | |
| 707 | // fill histograms |
| 708 | static_cast<TH1*>(fTrackerList->At(kResPAtVtx))->Fill(p2-p1); |
| 709 | static_cast<TH2*>(fTrackerList->At(kResPAtVtxVsP))->Fill(p1,p2-p1); |
| 710 | static_cast<TH2*>(fTrackerList->At(kResPAtVtxVsAngleAtAbsEnd))->Fill(aAbs,p2-p1); |
| 711 | static_cast<TH2*>(fTrackerList->At(kResPAtVtxVsMCAngle))->Fill(aMC,p2-p1); |
| 712 | static_cast<TH3*>(fTrackerList->At(kResPAtVtxVsAngleAtAbsEndVsP))->Fill(p1,aAbs,p2-p1); |
| 713 | static_cast<TH2*>(fTrackerList->At(kResPtAtVtxVsPt))->Fill(pT1,pT2-pT1); |
| 714 | |
| 715 | static_cast<TH1*>(fTrackerList->At(kResSlopeXAtVtx))->Fill(slopex2-slopex1); |
| 716 | static_cast<TH1*>(fTrackerList->At(kResSlopeYAtVtx))->Fill(slopey2-slopey1); |
| 717 | static_cast<TH2*>(fTrackerList->At(kResSlopeXAtVtxVsP))->Fill(p1,slopex2-slopex1); |
| 718 | static_cast<TH2*>(fTrackerList->At(kResSlopeYAtVtxVsP))->Fill(p1,slopey2-slopey1); |
| 719 | static_cast<TH2*>(fTrackerList->At(kResSlopeXAtVtxVsAngleAtAbsEnd))->Fill(aAbs,slopex2-slopex1); |
| 720 | static_cast<TH2*>(fTrackerList->At(kResSlopeYAtVtxVsAngleAtAbsEnd))->Fill(aAbs,slopey2-slopey1); |
| 721 | static_cast<TH2*>(fTrackerList->At(kResSlopeXAtVtxVsMCAngle))->Fill(aMC,slopex2-slopex1); |
| 722 | static_cast<TH2*>(fTrackerList->At(kResSlopeYAtVtxVsMCAngle))->Fill(aMC,slopey2-slopey1); |
| 723 | |
| 724 | static_cast<TH1*>(fTrackerList->At(kResEtaAtVtx))->Fill(eta2-eta1); |
| 725 | static_cast<TH2*>(fTrackerList->At(kResEtaAtVtxVsP))->Fill(p1,eta2-eta1); |
| 726 | static_cast<TH2*>(fTrackerList->At(kResEtaAtVtxVsAngleAtAbsEnd))->Fill(aAbs,eta2-eta1); |
| 727 | static_cast<TH2*>(fTrackerList->At(kResEtaAtVtxVsMCAngle))->Fill(aMC,eta2-eta1); |
| 728 | |
| 729 | static_cast<TH1*>(fTrackerList->At(kResPhiAtVtx))->Fill(dPhi); |
| 730 | static_cast<TH2*>(fTrackerList->At(kResPhiAtVtxVsP))->Fill(p1,dPhi); |
| 731 | static_cast<TH2*>(fTrackerList->At(kResPhiAtVtxVsAngleAtAbsEnd))->Fill(aAbs,dPhi); |
| 732 | static_cast<TH2*>(fTrackerList->At(kResPhiAtVtxVsMCAngle))->Fill(aMC,dPhi); |
| 733 | |
| 734 | static_cast<TH1*>(fTrackerList->At(kPDCA))->Fill(0.5*(p2+pU)*dca); |
| 735 | static_cast<TH2*>(fTrackerList->At(kPDCAVsAngleAtAbsEnd))->Fill(aAbs,0.5*(p2+pU)*dca); |
| 736 | static_cast<TH2*>(fTrackerList->At(kPDCAVsMCAngle))->Fill(aMC,0.5*(p2+pU)*dca); |
| 737 | |
| 738 | if (aAbs > 2. && aAbs < 3.) { |
| 739 | |
| 740 | static_cast<TH2*>(fTrackerList->At(kResPAtVtxVsPIn23deg))->Fill(p1,p2-p1); |
| 741 | static_cast<TH2*>(fTrackerList->At(kPDCAVsPIn23deg))->Fill(p1,0.5*(p2+pU)*dca); |
| 742 | static_cast<TH2*>(fTrackerList->At(kPMCSAngVsPIn23deg))->Fill(p1,0.5*(p2+pU)*(aMCS-aMC)*TMath::DegToRad()); |
| 743 | |
| 744 | } else if (aAbs >= 3. && aAbs < 10.) { |
| 745 | |
| 746 | static_cast<TH2*>(fTrackerList->At(kResPAtVtxVsPIn310deg))->Fill(p1,p2-p1); |
| 747 | static_cast<TH2*>(fTrackerList->At(kPDCAVsPIn310deg))->Fill(p1,0.5*(p2+pU)*dca); |
| 748 | static_cast<TH2*>(fTrackerList->At(kPMCSAngVsPIn310deg))->Fill(p1,0.5*(p2+pU)*(aMCS-aMC)*TMath::DegToRad()); |
| 749 | |
| 750 | } |
| 751 | |
| 752 | if (aMC < 2.) { |
| 753 | |
| 754 | static_cast<TH2*>(fTrackerList->At(kResPAtVtxVsPIn02degMC))->Fill(p1,p2-p1); |
| 755 | static_cast<TH2*>(fTrackerList->At(kResPAtVtxVsPosAbsEndIn02degMC))->Fill(dAbs,p2-p1); |
| 756 | static_cast<TH2*>(fTrackerList->At(kResSlopeXAtVtxVsPosAbsEndIn02degMC))->Fill(dAbs,slopex2-slopex1); |
| 757 | static_cast<TH2*>(fTrackerList->At(kResSlopeYAtVtxVsPosAbsEndIn02degMC))->Fill(dAbs,slopey2-slopey1); |
| 758 | static_cast<TH2*>(fTrackerList->At(kResEtaAtVtxVsPosAbsEndIn02degMC))->Fill(dAbs,eta2-eta1); |
| 759 | static_cast<TH2*>(fTrackerList->At(kResPhiAtVtxVsPosAbsEndIn02degMC))->Fill(dAbs,dPhi); |
| 760 | static_cast<TH2*>(fTrackerList->At(kPDCAVsPosAbsEndIn02degMC))->Fill(dAbs,0.5*(p2+pU)*dca); |
| 761 | |
| 762 | } else if (aMC >= 2. && aMC < 3) { |
| 763 | |
| 764 | static_cast<TH2*>(fTrackerList->At(kResPAtVtxVsPosAbsEndIn23degMC))->Fill(dAbs,p2-p1); |
| 765 | static_cast<TH2*>(fTrackerList->At(kResSlopeXAtVtxVsPosAbsEndIn23degMC))->Fill(dAbs,slopex2-slopex1); |
| 766 | static_cast<TH2*>(fTrackerList->At(kResSlopeYAtVtxVsPosAbsEndIn23degMC))->Fill(dAbs,slopey2-slopey1); |
| 767 | static_cast<TH2*>(fTrackerList->At(kResEtaAtVtxVsPosAbsEndIn23degMC))->Fill(dAbs,eta2-eta1); |
| 768 | static_cast<TH2*>(fTrackerList->At(kResPhiAtVtxVsPosAbsEndIn23degMC))->Fill(dAbs,dPhi); |
| 769 | static_cast<TH2*>(fTrackerList->At(kPDCAVsPosAbsEndIn23degMC))->Fill(dAbs,0.5*(p2+pU)*dca); |
| 770 | |
| 771 | } else if (aMC >= 3. && aMC < 10.) { |
| 772 | |
| 773 | static_cast<TH2*>(fTrackerList->At(kResPAtVtxVsPosAbsEndIn310degMC))->Fill(dAbs,p2-p1); |
| 774 | static_cast<TH2*>(fTrackerList->At(kResSlopeXAtVtxVsPosAbsEndIn310degMC))->Fill(dAbs,slopex2-slopex1); |
| 775 | static_cast<TH2*>(fTrackerList->At(kResSlopeYAtVtxVsPosAbsEndIn310degMC))->Fill(dAbs,slopey2-slopey1); |
| 776 | static_cast<TH2*>(fTrackerList->At(kResEtaAtVtxVsPosAbsEndIn310degMC))->Fill(dAbs,eta2-eta1); |
| 777 | static_cast<TH2*>(fTrackerList->At(kResPhiAtVtxVsPosAbsEndIn310degMC))->Fill(dAbs,dPhi); |
| 778 | static_cast<TH2*>(fTrackerList->At(kPDCAVsPosAbsEndIn310degMC))->Fill(dAbs,0.5*(p2+pU)*dca); |
| 779 | |
| 780 | } |
| 781 | |
| 782 | // simulated track parameters at vertex |
| 783 | trackParam = (AliMUONTrackParam*) matchedTrackRef->GetTrackParamAtCluster()->First(); |
| 784 | x1 = trackParam->GetNonBendingCoor(); |
| 785 | y1 = trackParam->GetBendingCoor(); |
| 786 | z1 = trackParam->GetZ(); |
| 787 | slopex1 = trackParam->GetNonBendingSlope(); |
| 788 | slopey1 = trackParam->GetBendingSlope(); |
| 789 | pX1 = trackParam->Px(); |
| 790 | pY1 = trackParam->Py(); |
| 791 | pZ1 = trackParam->Pz(); |
| 792 | p1 = trackParam->P(); |
| 793 | pT1 = TMath::Sqrt(pX1*pX1 + pY1*pY1); |
| 794 | |
| 795 | // reconstructed track parameters at vertex |
| 796 | trackParam = (AliMUONTrackParam*) muonTrack.GetTrackParamAtCluster()->First(); |
| 797 | x2 = trackParam->GetNonBendingCoor(); |
| 798 | y2 = trackParam->GetBendingCoor(); |
| 799 | z2 = trackParam->GetZ(); |
| 800 | slopex2 = trackParam->GetNonBendingSlope(); |
| 801 | slopey2 = trackParam->GetBendingSlope(); |
| 802 | pX2 = trackParam->Px(); |
| 803 | pY2 = trackParam->Py(); |
| 804 | pZ2 = trackParam->Pz(); |
| 805 | p2 = trackParam->P(); |
| 806 | pT2 = TMath::Sqrt(pX2*pX2 + pY2*pY2); |
| 807 | |
| 808 | // fill histograms |
| 809 | static_cast<TH1*>(fTrackerList->At(kResPAt1stCl))->Fill(p2-p1); |
| 810 | static_cast<TH2*>(fTrackerList->At(kResPAt1stClVsP))->Fill(p1,p2-p1); |
| 811 | static_cast<TH2*>(fTrackerList->At(kResPtAt1stClVsPt))->Fill(pT1,pT2-pT1); |
| 812 | static_cast<TH1*>(fTrackerList->At(kResSlopeXAt1stCl))->Fill(slopex2-slopex1); |
| 813 | static_cast<TH1*>(fTrackerList->At(kResSlopeYAt1stCl))->Fill(slopey2-slopey1); |
| 814 | static_cast<TH2*>(fTrackerList->At(kResSlopeXAt1stClVsP))->Fill(p1,slopex2-slopex1); |
| 815 | static_cast<TH2*>(fTrackerList->At(kResSlopeYAt1stClVsP))->Fill(p1,slopey2-slopey1); |
| 816 | |
| 817 | // clusters residuals |
| 818 | for (Int_t iCl1 = 0; iCl1 < muonTrack.GetNClusters(); iCl1++) { |
| 819 | |
| 820 | AliMUONVCluster* cluster1 = static_cast<AliMUONTrackParam*>(muonTrack.GetTrackParamAtCluster()->UncheckedAt(iCl1))->GetClusterPtr(); |
| 821 | Int_t chId = cluster1->GetChamberId(); |
| 822 | Int_t deId = cluster1->GetDetElemId(); |
| 823 | |
| 824 | for (Int_t iCl2 = 0; iCl2 < matchedTrackRef->GetNClusters(); iCl2++) { |
| 825 | |
| 826 | AliMUONVCluster* cluster2 = static_cast<AliMUONTrackParam*>(matchedTrackRef->GetTrackParamAtCluster()->UncheckedAt(iCl2))->GetClusterPtr(); |
| 827 | |
| 828 | if (cluster2->GetDetElemId() == deId) { |
| 829 | |
| 830 | // fill histograms |
| 831 | static_cast<TH2*>(fTrackerList->At(kResClXVsCh))->Fill(chId+1, cluster1->GetX()-cluster2->GetX()); |
| 832 | static_cast<TH2*>(fTrackerList->At(kResClYVsCh))->Fill(chId+1, cluster1->GetY()-cluster2->GetY()); |
| 833 | static_cast<TH2*>(fTrackerList->At(kResClXVsDE))->Fill(fDEIndices[deId], cluster1->GetX()-cluster2->GetX()); |
| 834 | static_cast<TH2*>(fTrackerList->At(kResClYVsDE))->Fill(fDEIndices[deId], cluster1->GetY()-cluster2->GetY()); |
| 835 | |
| 836 | break; |
| 837 | |
| 838 | } |
| 839 | |
| 840 | } |
| 841 | |
| 842 | } |
| 843 | |
| 844 | } // end if (matchedTrackRef) |
| 845 | |
| 846 | } // end if (esdTrack->ContainTrackerData()) |
| 847 | |
| 848 | // Trigger |
| 849 | if (esdTrack->ContainTriggerData()) { |
| 850 | |
| 851 | // Convert ESD track to trigger track |
| 852 | AliMUONLocalTrigger locTrg; |
| 853 | AliMUONESDInterface::ESDToMUON(*esdTrack, locTrg); |
| 854 | AliMUONTriggerTrack trigTrack; |
| 855 | rc.TriggerToTrack(locTrg, trigTrack); |
| 856 | |
| 857 | // try to match the trigger track with the same MC track if any |
| 858 | if (matchedTrackRef) { |
| 859 | AliMUONTriggerTrack* triggerTrackRef = static_cast<AliMUONTriggerTrack*>(triggerTrackRefStore->FindObject(matchedTrackRef->GetUniqueID())); |
| 860 | if (triggerTrackRef && trigTrack.Match(*triggerTrackRef, fSigmaCutTrig)) matchedTrigTrackRef = triggerTrackRef; |
| 861 | if (matchedTrigTrackRef) containerInput[kVarMatchMC] = static_cast<Double_t>(kMatchedSame); |
| 862 | } |
| 863 | |
| 864 | // or try to match with any triggerable track |
| 865 | if (!matchedTrigTrackRef) { |
| 866 | matchedTrigTrackRef = rc.FindCompatibleTrack(trigTrack, *triggerTrackRefStore, fSigmaCutTrig); |
| 867 | if (matchedTrigTrackRef) containerInput[kVarMatchMC] = (matchedTrackRef) ? static_cast<Double_t>(kMatchedDiff) : static_cast<Double_t>(kTriggerOnly); |
| 868 | } |
| 869 | |
| 870 | // fill histograms |
| 871 | if (matchedTrigTrackRef) { |
| 872 | static_cast<TH1*>(fTriggerList->At(kResTrigX11))->Fill(trigTrack.GetX11() - matchedTrigTrackRef->GetX11()); |
| 873 | static_cast<TH1*>(fTriggerList->At(kResTrigY11))->Fill(trigTrack.GetY11() - matchedTrigTrackRef->GetY11()); |
| 874 | static_cast<TH1*>(fTriggerList->At(kResTrigSlopeY))->Fill(trigTrack.GetSlopeY() - matchedTrigTrackRef->GetSlopeY()); |
| 875 | } |
| 876 | |
| 877 | } |
| 878 | |
| 879 | // get MC particle ID |
| 880 | Int_t mcID = -1; |
| 881 | if (matchedTrackRef) mcID = static_cast<Int_t>(matchedTrackRef->GetUniqueID()); |
| 882 | else if (matchedTrigTrackRef) mcID = static_cast<Int_t>(matchedTrigTrackRef->GetUniqueID()); |
| 883 | |
| 884 | // fill particle container |
| 885 | FillContainerInfo(containerInput, esdTrack, mcID); |
| 886 | fCFContainer->Fill(containerInput, kStepReconstructed); |
| 887 | |
| 888 | } |
| 889 | |
| 890 | // ------ Loop over reconstructible tracks ------ |
| 891 | AliMUONTrack* trackRef = 0x0; |
| 892 | TIter next(reconstructibleStore->CreateIterator()); |
| 893 | while ((trackRef = static_cast<AliMUONTrack*>(next()))) { |
| 894 | |
| 895 | // find the corresponding triggerable track if any |
| 896 | AliMUONTriggerTrack* trigTrackRef = static_cast<AliMUONTriggerTrack*>(triggerTrackRefStore->FindObject(trackRef->GetUniqueID())); |
| 897 | |
| 898 | // fill particle container |
| 899 | FillContainerInfo(containerInput, 0x0, static_cast<Int_t>(trackRef->GetUniqueID())); |
| 900 | containerInput[kVarHasTracker] = 1.; |
| 901 | if (trigTrackRef) containerInput[kVarTrigger] = static_cast<Double_t>(kAllPtTrig); |
| 902 | containerInput[kVarMatchMC] = static_cast<Double_t>(kNoMatch); |
| 903 | fCFContainer->Fill(containerInput, kStepGeneratedMC); |
| 904 | |
| 905 | } |
| 906 | |
| 907 | // ------ Loop over triggerable ghosts ------ |
| 908 | AliMUONTriggerTrack* trigTrackRef = 0x0; |
| 909 | TIter nextTrig(triggerTrackRefStore->CreateIterator()); |
| 910 | while ((trigTrackRef = static_cast<AliMUONTriggerTrack*>(nextTrig()))) { |
| 911 | |
| 912 | // discard tracks also reconstructible |
| 913 | if (reconstructibleStore->FindObject(trigTrackRef->GetUniqueID())) continue; |
| 914 | |
| 915 | // fill particle container |
| 916 | FillContainerInfo(containerInput, 0x0, static_cast<Int_t>(trigTrackRef->GetUniqueID())); |
| 917 | containerInput[kVarTrigger] = static_cast<Double_t>(kAllPtTrig); |
| 918 | containerInput[kVarMatchMC] = static_cast<Double_t>(kNoMatch); |
| 919 | fCFContainer->Fill(containerInput, kStepGeneratedMC); |
| 920 | |
| 921 | } |
| 922 | |
| 923 | // Post final data |
| 924 | PostData(1, fCFContainer); |
| 925 | PostData(3, fTriggerList); |
| 926 | PostData(4, fTrackerList); |
| 927 | } |
| 928 | |
| 929 | //________________________________________________________________________ |
| 930 | void AliAnalysisTaskMuonPerformance::Terminate(Option_t *) |
| 931 | { |
| 932 | // |
| 933 | /// Draw some histogram at the end. |
| 934 | // |
| 935 | |
| 936 | // do it only locally |
| 937 | //if (gROOT->IsBatch()) return; |
| 938 | |
| 939 | // get output containers |
| 940 | fCFContainer = dynamic_cast<AliCFContainer*>(GetOutputData(1)); |
| 941 | fTriggerList = dynamic_cast<TObjArray*>(GetOutputData(3)); |
| 942 | fTrackerList = dynamic_cast<TObjArray*>(GetOutputData(4)); |
| 943 | if (!fCFContainer || !fTriggerList || !fTrackerList) { |
| 944 | AliWarning("Output containers not found: summary histograms are not created"); |
| 945 | return; |
| 946 | } |
| 947 | |
| 948 | // --- compute efficiencies --- |
| 949 | fEfficiencyList = new TObjArray(100); |
| 950 | fEfficiencyList->SetOwner(); |
| 951 | |
| 952 | AliCFEffGrid* efficiency = new AliCFEffGrid("eff","",*fCFContainer); |
| 953 | efficiency->CalculateEfficiency(kStepReconstructed, kStepGeneratedMC); |
| 954 | Double_t totalEff = 0., totalEffErr = 0.; |
| 955 | Int_t sumEffBin = 0; |
| 956 | TH1* auxHisto = 0x0; |
| 957 | |
| 958 | // add histogram summarizing global efficiencies |
| 959 | TH1D* effSummary = new TH1D("effSummary", "Efficiency summary", 1, 0., 0.); |
| 960 | effSummary->GetYaxis()->SetTitle("Efficiency"); |
| 961 | fEfficiencyList->AddLast(effSummary); |
| 962 | |
| 963 | // Tracker efficiency using all reconstructed tracks |
| 964 | efficiency->GetNum()->SetRangeUser(kVarHasTracker, 1., 1.); |
| 965 | efficiency->GetDen()->SetRangeUser(kVarHasTracker, 1., 1.); |
| 966 | auxHisto = efficiency->Project(kVarPt); |
| 967 | auxHisto->SetName("effVsPt_trackerTracks"); |
| 968 | fEfficiencyList->AddLast(auxHisto); |
| 969 | auxHisto = efficiency->Project(kVarEta); |
| 970 | auxHisto->SetName("effVsEta_trackerTracks"); |
| 971 | fEfficiencyList->AddLast(auxHisto); |
| 972 | GetEfficiency(efficiency, totalEff, totalEffErr); |
| 973 | sumEffBin++; |
| 974 | effSummary->Fill("Tracker_all", totalEff); |
| 975 | effSummary->SetBinError(sumEffBin, totalEffErr); |
| 976 | printf("Tracker efficiency using all reconstructed tracks = %f +- %f\n", totalEff, totalEffErr); |
| 977 | |
| 978 | // Tracker efficiency using tracks matched with reconstructible ones |
| 979 | efficiency->GetNum()->SetRangeUser(kVarMatchMC, kTrackerOnly, kMatchedDiff); |
| 980 | auxHisto = efficiency->Project(kVarPt); |
| 981 | auxHisto->SetName("effVsPt_trackerTracksMatchMC"); |
| 982 | fEfficiencyList->AddLast(auxHisto); |
| 983 | auxHisto = efficiency->Project(kVarEta); |
| 984 | auxHisto->SetName("effVsEta_trackerTracksMatchMC"); |
| 985 | fEfficiencyList->AddLast(auxHisto); |
| 986 | GetEfficiency(efficiency, totalEff, totalEffErr); |
| 987 | sumEffBin++; |
| 988 | effSummary->Fill("Tracker_MCId", totalEff); |
| 989 | effSummary->SetBinError(sumEffBin, totalEffErr); |
| 990 | printf("Tracker efficiency using reconstructed tracks matching MC = %f +- %f\n", totalEff, totalEffErr); |
| 991 | |
| 992 | // Matched efficiency using all reconstructed tracks |
| 993 | efficiency->GetNum()->SetRangeUser(kVarTrigger, kAllPtTrig, kHighPtTrig); |
| 994 | efficiency->GetDen()->SetRangeUser(kVarTrigger, kAllPtTrig, kAllPtTrig); |
| 995 | efficiency->GetNum()->GetAxis(kVarMatchMC)->SetRange(); |
| 996 | auxHisto = efficiency->Project(kVarPt); |
| 997 | auxHisto->SetName("effVsPt_matchedTracks"); |
| 998 | fEfficiencyList->AddLast(auxHisto); |
| 999 | auxHisto = efficiency->Project(kVarEta); |
| 1000 | auxHisto->SetName("effVsEta_matchedTracks"); |
| 1001 | fEfficiencyList->AddLast(auxHisto); |
| 1002 | GetEfficiency(efficiency, totalEff, totalEffErr); |
| 1003 | sumEffBin++; |
| 1004 | effSummary->Fill("Matched_all", totalEff); |
| 1005 | effSummary->SetBinError(sumEffBin, totalEffErr); |
| 1006 | printf("Matched efficiency using all reconstructed tracks = %f +- %f\n", totalEff, totalEffErr); |
| 1007 | |
| 1008 | // Matched efficiency using tracks matched with reconstructible & triggerable ones |
| 1009 | efficiency->GetNum()->SetRangeUser(kVarMatchMC, kMatchedSame, kMatchedSame); |
| 1010 | auxHisto = efficiency->Project(kVarPt); |
| 1011 | auxHisto->SetName("effVsPt_matchedTracksMatchMC"); |
| 1012 | fEfficiencyList->AddLast(auxHisto); |
| 1013 | auxHisto = efficiency->Project(kVarEta); |
| 1014 | auxHisto->SetName("effVsEta_matchedTracksMatchMC"); |
| 1015 | fEfficiencyList->AddLast(auxHisto); |
| 1016 | GetEfficiency(efficiency, totalEff, totalEffErr); |
| 1017 | sumEffBin++; |
| 1018 | effSummary->Fill("Matched_MCId", totalEff); |
| 1019 | effSummary->SetBinError(sumEffBin, totalEffErr); |
| 1020 | printf("Matched efficiency using reconstructed tracks matching MC = %f +- %f\n", totalEff, totalEffErr); |
| 1021 | |
| 1022 | // Trigger efficiency using all reconstructed tracks |
| 1023 | efficiency->GetNum()->GetAxis(kVarHasTracker)->SetRange(); |
| 1024 | efficiency->GetDen()->GetAxis(kVarHasTracker)->SetRange(); |
| 1025 | efficiency->GetNum()->GetAxis(kVarMatchMC)->SetRange(); |
| 1026 | auxHisto = efficiency->Project(kVarPt); |
| 1027 | auxHisto->SetName("effVsPt_triggerTracks"); |
| 1028 | fEfficiencyList->AddLast(auxHisto); |
| 1029 | auxHisto = efficiency->Project(kVarEta); |
| 1030 | auxHisto->SetName("effVsEta_triggerTracks"); |
| 1031 | fEfficiencyList->AddLast(auxHisto); |
| 1032 | GetEfficiency(efficiency, totalEff, totalEffErr); |
| 1033 | sumEffBin++; |
| 1034 | effSummary->Fill("Trigger_all", totalEff); |
| 1035 | effSummary->SetBinError(sumEffBin, totalEffErr); |
| 1036 | printf("Trigger efficiency using all reconstructed tracks = %f +- %f\n", totalEff, totalEffErr); |
| 1037 | |
| 1038 | // Trigger efficiency using tracks matched with triggerable ones |
| 1039 | efficiency->GetNum()->SetRangeUser(kVarMatchMC, kMatchedSame, kTriggerOnly); |
| 1040 | auxHisto = efficiency->Project(kVarPt); |
| 1041 | auxHisto->SetName("effVsPt_triggerTracksMatchMC"); |
| 1042 | fEfficiencyList->AddLast(auxHisto); |
| 1043 | auxHisto = efficiency->Project(kVarEta); |
| 1044 | auxHisto->SetName("effVsEta_triggerTracksMatchMC"); |
| 1045 | fEfficiencyList->AddLast(auxHisto); |
| 1046 | GetEfficiency(efficiency, totalEff, totalEffErr); |
| 1047 | sumEffBin++; |
| 1048 | effSummary->Fill("Trigger_MCId", totalEff); |
| 1049 | effSummary->SetBinError(sumEffBin, totalEffErr); |
| 1050 | printf("Trigger efficiency using reconstructed tracks matching MC = %f +- %f\n", totalEff, totalEffErr); |
| 1051 | |
| 1052 | // plot histogram summarizing global efficiencies |
| 1053 | TCanvas* cEffSummary = new TCanvas("cEffSummary","Efficiency summary",20,20,310,310); |
| 1054 | cEffSummary->SetFillColor(10); cEffSummary->SetHighLightColor(10); |
| 1055 | cEffSummary->SetLeftMargin(0.15); cEffSummary->SetBottomMargin(0.15); |
| 1056 | effSummary->DrawCopy("etext"); |
| 1057 | |
| 1058 | // --- plot trigger resolution --- |
| 1059 | TCanvas* cTriggerResolution = new TCanvas("cTriggerResolution","Trigger resolution",10,10,310,310); |
| 1060 | cTriggerResolution->SetFillColor(10); cTriggerResolution->SetHighLightColor(10); |
| 1061 | cTriggerResolution->SetLeftMargin(0.15); cTriggerResolution->SetBottomMargin(0.15); |
| 1062 | cTriggerResolution->Divide(2,2); |
| 1063 | cTriggerResolution->cd(1); |
| 1064 | static_cast<TH1*>(fTriggerList->UncheckedAt(kResTrigX11))->DrawCopy(); |
| 1065 | cTriggerResolution->cd(2); |
| 1066 | static_cast<TH1*>(fTriggerList->UncheckedAt(kResTrigY11))->DrawCopy(); |
| 1067 | cTriggerResolution->cd(3); |
| 1068 | static_cast<TH1*>(fTriggerList->UncheckedAt(kResTrigSlopeY))->DrawCopy(); |
| 1069 | |
| 1070 | // --- compute momentum resolution at vertex --- |
| 1071 | fPAtVtxList = new TObjArray(100); |
| 1072 | fPAtVtxList->SetOwner(); |
| 1073 | |
| 1074 | // define graphs |
| 1075 | TGraphAsymmErrors* gMeanResPAtVtxVsP = new TGraphAsymmErrors(fNPBins); |
| 1076 | gMeanResPAtVtxVsP->SetName("gMeanResPAtVtxVsP"); |
| 1077 | gMeanResPAtVtxVsP->SetTitle("<#Delta_{p}> at vertex versus p;p (GeV/c);<#Delta_{p}> (GeV/c)"); |
| 1078 | fPAtVtxList->AddAt(gMeanResPAtVtxVsP, kMeanResPAtVtxVsP); |
| 1079 | TGraphAsymmErrors* gMostProbResPAtVtxVsP = new TGraphAsymmErrors(fNPBins); |
| 1080 | gMostProbResPAtVtxVsP->SetName("gMostProbResPAtVtxVsP"); |
| 1081 | gMostProbResPAtVtxVsP->SetTitle("Most probable #Delta_{p} at vertex versus p;p (GeV/c);Most prob. #Delta_{p} (GeV/c)"); |
| 1082 | fPAtVtxList->AddAt(gMostProbResPAtVtxVsP, kMostProbResPAtVtxVsP); |
| 1083 | TGraphAsymmErrors* gSigmaResPAtVtxVsP = new TGraphAsymmErrors(fNPBins); |
| 1084 | gSigmaResPAtVtxVsP->SetName("gSigmaResPAtVtxVsP"); |
| 1085 | gSigmaResPAtVtxVsP->SetTitle("#sigma_{p}/p at vertex versus p;p (GeV/c);#sigma_{p}/p (%)"); |
| 1086 | fPAtVtxList->AddAt(gSigmaResPAtVtxVsP, kSigmaResPAtVtxVsP); |
| 1087 | |
| 1088 | // fit histo and fill graphs |
| 1089 | TH2* h = static_cast<TH2*>(fTrackerList->UncheckedAt(kResPAtVtxVsP)); |
| 1090 | FitLandauGausResVsP(h, "momentum residuals at vertex", gMeanResPAtVtxVsP, gMostProbResPAtVtxVsP, gSigmaResPAtVtxVsP); |
| 1091 | |
| 1092 | // convert resolution into relative resolution |
| 1093 | Int_t rebinFactorX = TMath::Max(h->GetNbinsX()/fNPBins, 1); |
| 1094 | for (Int_t i = rebinFactorX; i <= h->GetNbinsX(); i+=rebinFactorX) { |
| 1095 | Double_t x,y; |
| 1096 | gSigmaResPAtVtxVsP->GetPoint(i/rebinFactorX-1, x, y); |
| 1097 | gSigmaResPAtVtxVsP->SetPoint(i/rebinFactorX-1, x, 100.*y/x); |
| 1098 | gSigmaResPAtVtxVsP->SetPointEYlow(i/rebinFactorX-1, 100.*gSigmaResPAtVtxVsP->GetErrorYlow(i/rebinFactorX-1)/x); |
| 1099 | gSigmaResPAtVtxVsP->SetPointEYhigh(i/rebinFactorX-1, 100.*gSigmaResPAtVtxVsP->GetErrorYhigh(i/rebinFactorX-1)/x); |
| 1100 | } |
| 1101 | |
| 1102 | // --- compute momentum resolution at first cluster --- |
| 1103 | fPAt1stClList = new TObjArray(100); |
| 1104 | fPAt1stClList->SetOwner(); |
| 1105 | |
| 1106 | // define graphs |
| 1107 | TGraphAsymmErrors* gMeanResPAt1stClVsP = new TGraphAsymmErrors(fNPBins); |
| 1108 | gMeanResPAt1stClVsP->SetName("gMeanResPAt1stClVsP"); |
| 1109 | gMeanResPAt1stClVsP->SetTitle("<#Delta_{p}> at first cluster versus p;p (GeV/c);<#Delta_{p}> (GeV/c)"); |
| 1110 | fPAt1stClList->AddAt(gMeanResPAt1stClVsP, kMeanResPAt1stClVsP); |
| 1111 | TGraphAsymmErrors* gSigmaResPAt1stClVsP = new TGraphAsymmErrors(fNPBins); |
| 1112 | gSigmaResPAt1stClVsP->SetName("gSigmaResPAt1stClVsP"); |
| 1113 | gSigmaResPAt1stClVsP->SetTitle("#sigma_{p}/p at first cluster versus p;p (GeV/c);#sigma_{p}/p (%)"); |
| 1114 | fPAt1stClList->AddAt(gSigmaResPAt1stClVsP, kSigmaResPAt1stClVsP); |
| 1115 | |
| 1116 | // fit histo and fill graphs |
| 1117 | h = static_cast<TH2*>(fTrackerList->UncheckedAt(kResPAt1stClVsP)); |
| 1118 | FitGausResVsMom(h, 0., 1., "momentum residuals at first cluster", gMeanResPAt1stClVsP, gSigmaResPAt1stClVsP); |
| 1119 | |
| 1120 | // convert resolution into relative resolution |
| 1121 | rebinFactorX = TMath::Max(h->GetNbinsX()/fNPBins, 1); |
| 1122 | for (Int_t i = rebinFactorX; i <= h->GetNbinsX(); i+=rebinFactorX) { |
| 1123 | Double_t x,y; |
| 1124 | gSigmaResPAt1stClVsP->GetPoint(i/rebinFactorX-1, x, y); |
| 1125 | gSigmaResPAt1stClVsP->SetPoint(i/rebinFactorX-1, x, 100.*y/x); |
| 1126 | gSigmaResPAt1stClVsP->SetPointEYlow(i/rebinFactorX-1, 100.*gSigmaResPAt1stClVsP->GetErrorYlow(i/rebinFactorX-1)/x); |
| 1127 | gSigmaResPAt1stClVsP->SetPointEYhigh(i/rebinFactorX-1, 100.*gSigmaResPAt1stClVsP->GetErrorYhigh(i/rebinFactorX-1)/x); |
| 1128 | } |
| 1129 | |
| 1130 | // --- compute slope resolution at vertex --- |
| 1131 | fSlopeAtVtxList = new TObjArray(100); |
| 1132 | fSlopeAtVtxList->SetOwner(); |
| 1133 | |
| 1134 | // define graphs |
| 1135 | TGraphAsymmErrors* gMeanResSlopeXAtVtxVsP = new TGraphAsymmErrors(fNPBins); |
| 1136 | gMeanResSlopeXAtVtxVsP->SetName("gMeanResSlopeXAtVtxVsP"); |
| 1137 | gMeanResSlopeXAtVtxVsP->SetTitle("<#Delta_{slope_{X}}> at vertex versus p;p (GeV/c);<#Delta_{slope_{X}}>"); |
| 1138 | fSlopeAtVtxList->AddAt(gMeanResSlopeXAtVtxVsP, kMeanResSlopeXAtVtxVsP); |
| 1139 | TGraphAsymmErrors* gMeanResSlopeYAtVtxVsP = new TGraphAsymmErrors(fNPBins); |
| 1140 | gMeanResSlopeYAtVtxVsP->SetName("gMeanResSlopeYAtVtxVsP"); |
| 1141 | gMeanResSlopeYAtVtxVsP->SetTitle("<#Delta_{slope_{Y}}> at vertex versus p;p (GeV/c);<#Delta_{slope_{Y}}>"); |
| 1142 | fSlopeAtVtxList->AddAt(gMeanResSlopeYAtVtxVsP, kMeanResSlopeYAtVtxVsP); |
| 1143 | TGraphAsymmErrors* gSigmaResSlopeXAtVtxVsP = new TGraphAsymmErrors(fNPBins); |
| 1144 | gSigmaResSlopeXAtVtxVsP->SetName("gSigmaResSlopeXAtVtxVsP"); |
| 1145 | gSigmaResSlopeXAtVtxVsP->SetTitle("#sigma_{slope_{X}} at vertex versus p;p (GeV/c);#sigma_{slope_{X}}"); |
| 1146 | fSlopeAtVtxList->AddAt(gSigmaResSlopeXAtVtxVsP, kSigmaResSlopeXAtVtxVsP); |
| 1147 | TGraphAsymmErrors* gSigmaResSlopeYAtVtxVsP = new TGraphAsymmErrors(fNPBins); |
| 1148 | gSigmaResSlopeYAtVtxVsP->SetName("gSigmaResSlopeYAtVtxVsP"); |
| 1149 | gSigmaResSlopeYAtVtxVsP->SetTitle("#sigma_{slope_{Y}} at vertex versus p;p (GeV/c);#sigma_{slope_{Y}}"); |
| 1150 | fSlopeAtVtxList->AddAt(gSigmaResSlopeYAtVtxVsP, kSigmaResSlopeYAtVtxVsP); |
| 1151 | |
| 1152 | // fit histo and fill graphs |
| 1153 | FitGausResVsMom(static_cast<TH2*>(fTrackerList->UncheckedAt(kResSlopeXAtVtxVsP)), 0., 2.e-3, |
| 1154 | "slopeX residuals at vertex", gMeanResSlopeXAtVtxVsP, gSigmaResSlopeXAtVtxVsP); |
| 1155 | FitGausResVsMom(static_cast<TH2*>(fTrackerList->UncheckedAt(kResSlopeYAtVtxVsP)), 0., 2.e-3, |
| 1156 | "slopeY residuals at vertex", gMeanResSlopeYAtVtxVsP, gSigmaResSlopeYAtVtxVsP); |
| 1157 | |
| 1158 | // --- compute slope resolution at first cluster --- |
| 1159 | fSlopeAt1stClList = new TObjArray(100); |
| 1160 | fSlopeAt1stClList->SetOwner(); |
| 1161 | |
| 1162 | // define graphs |
| 1163 | TGraphAsymmErrors* gMeanResSlopeXAt1stClVsP = new TGraphAsymmErrors(fNPBins); |
| 1164 | gMeanResSlopeXAt1stClVsP->SetName("gMeanResSlopeXAt1stClVsP"); |
| 1165 | gMeanResSlopeXAt1stClVsP->SetTitle("<#Delta_{slope_{X}}> at first cluster versus p;p (GeV/c);<#Delta_{slope_{X}}>"); |
| 1166 | fSlopeAt1stClList->AddAt(gMeanResSlopeXAt1stClVsP, kMeanResSlopeXAt1stClVsP); |
| 1167 | TGraphAsymmErrors* gMeanResSlopeYAt1stClVsP = new TGraphAsymmErrors(fNPBins); |
| 1168 | gMeanResSlopeYAt1stClVsP->SetName("gMeanResSlopeYAt1stClVsP"); |
| 1169 | gMeanResSlopeYAt1stClVsP->SetTitle("<#Delta_{slope_{Y}}> at first cluster versus p;p (GeV/c);<#Delta_{slope_{Y}}>"); |
| 1170 | fSlopeAt1stClList->AddAt(gMeanResSlopeYAt1stClVsP, kMeanResSlopeYAt1stClVsP); |
| 1171 | TGraphAsymmErrors* gSigmaResSlopeXAt1stClVsP = new TGraphAsymmErrors(fNPBins); |
| 1172 | gSigmaResSlopeXAt1stClVsP->SetName("gSigmaResSlopeXAt1stClVsP"); |
| 1173 | gSigmaResSlopeXAt1stClVsP->SetTitle("#sigma_{slope_{X}} at first cluster versus p;p (GeV/c);#sigma_{slope_{X}}"); |
| 1174 | fSlopeAt1stClList->AddAt(gSigmaResSlopeXAt1stClVsP, kSigmaResSlopeXAt1stClVsP); |
| 1175 | TGraphAsymmErrors* gSigmaResSlopeYAt1stClVsP = new TGraphAsymmErrors(fNPBins); |
| 1176 | gSigmaResSlopeYAt1stClVsP->SetName("gSigmaResSlopeYAt1stClVsP"); |
| 1177 | gSigmaResSlopeYAt1stClVsP->SetTitle("#sigma_{slope_{Y}} at first cluster versus p;p (GeV/c);#sigma_{slope_{Y}}"); |
| 1178 | fSlopeAt1stClList->AddAt(gSigmaResSlopeYAt1stClVsP, kSigmaResSlopeYAt1stClVsP); |
| 1179 | |
| 1180 | // fit histo and fill graphs |
| 1181 | FitGausResVsMom(static_cast<TH2*>(fTrackerList->UncheckedAt(kResSlopeXAt1stClVsP)), 0., 3.e-4, |
| 1182 | "slopeX residuals at first cluster", gMeanResSlopeXAt1stClVsP, gSigmaResSlopeXAt1stClVsP); |
| 1183 | FitGausResVsMom(static_cast<TH2*>(fTrackerList->UncheckedAt(kResSlopeYAt1stClVsP)), 0., 3.e-4, |
| 1184 | "slopeY residuals at first cluster", gMeanResSlopeYAt1stClVsP, gSigmaResSlopeYAt1stClVsP); |
| 1185 | |
| 1186 | // --- compute eta resolution at vertex --- |
| 1187 | fEtaAtVtxList = new TObjArray(100); |
| 1188 | fEtaAtVtxList->SetOwner(); |
| 1189 | |
| 1190 | // define graphs |
| 1191 | TGraphAsymmErrors* gMeanResEtaAtVtxVsP = new TGraphAsymmErrors(fNPBins); |
| 1192 | gMeanResEtaAtVtxVsP->SetName("gMeanResEtaAtVtxVsP"); |
| 1193 | gMeanResEtaAtVtxVsP->SetTitle("<#Delta_{eta}> at vertex versus p;p (GeV/c);<#Delta_{eta}>"); |
| 1194 | fEtaAtVtxList->AddAt(gMeanResEtaAtVtxVsP, kMeanResEtaAtVtxVsP); |
| 1195 | TGraphAsymmErrors* gSigmaResEtaAtVtxVsP = new TGraphAsymmErrors(fNPBins); |
| 1196 | gSigmaResEtaAtVtxVsP->SetName("gSigmaResEtaAtVtxVsP"); |
| 1197 | gSigmaResEtaAtVtxVsP->SetTitle("#sigma_{eta} at vertex versus p;p (GeV/c);#sigma_{eta}"); |
| 1198 | fEtaAtVtxList->AddAt(gSigmaResEtaAtVtxVsP, kSigmaResEtaAtVtxVsP); |
| 1199 | |
| 1200 | // fit histo and fill graphs |
| 1201 | FitGausResVsMom(static_cast<TH2*>(fTrackerList->UncheckedAt(kResEtaAtVtxVsP)), 0., 0.1, |
| 1202 | "eta residuals at vertex", gMeanResEtaAtVtxVsP, gSigmaResEtaAtVtxVsP); |
| 1203 | |
| 1204 | // --- compute phi resolution at vertex --- |
| 1205 | fPhiAtVtxList = new TObjArray(100); |
| 1206 | fPhiAtVtxList->SetOwner(); |
| 1207 | |
| 1208 | // define graphs |
| 1209 | TGraphAsymmErrors* gMeanResPhiAtVtxVsP = new TGraphAsymmErrors(fNPBins); |
| 1210 | gMeanResPhiAtVtxVsP->SetName("gMeanResPhiAtVtxVsP"); |
| 1211 | gMeanResPhiAtVtxVsP->SetTitle("<#Delta_{phi}> at vertex versus p;p (GeV/c);<#Delta_{phi}>"); |
| 1212 | fPhiAtVtxList->AddAt(gMeanResPhiAtVtxVsP, kMeanResPhiAtVtxVsP); |
| 1213 | TGraphAsymmErrors* gSigmaResPhiAtVtxVsP = new TGraphAsymmErrors(fNPBins); |
| 1214 | gSigmaResPhiAtVtxVsP->SetName("gSigmaResPhiAtVtxVsP"); |
| 1215 | gSigmaResPhiAtVtxVsP->SetTitle("#sigma_{phi} at vertex versus p;p (GeV/c);#sigma_{phi}"); |
| 1216 | fPhiAtVtxList->AddAt(gSigmaResPhiAtVtxVsP, kSigmaResPhiAtVtxVsP); |
| 1217 | |
| 1218 | // fit histo and fill graphs |
| 1219 | FitGausResVsMom(static_cast<TH2*>(fTrackerList->UncheckedAt(kResPhiAtVtxVsP)), 0., 0.01, |
| 1220 | "phi residuals at vertex", gMeanResPhiAtVtxVsP, gSigmaResPhiAtVtxVsP); |
| 1221 | |
| 1222 | // --- compute DCA resolution and MCS dispersion --- |
| 1223 | fDCAList = new TObjArray(100); |
| 1224 | fDCAList->SetOwner(); |
| 1225 | |
| 1226 | // define graphs |
| 1227 | TGraphAsymmErrors* gMeanPDCAVsPIn23deg = new TGraphAsymmErrors(fNPBins); |
| 1228 | gMeanPDCAVsPIn23deg->SetName("gMeanPDCAVsPIn23deg"); |
| 1229 | gMeanPDCAVsPIn23deg->SetTitle("<p #times DCA> versus p for tracks within [2,3[ degrees at absorber end;p (GeV/c);<p #times DCA> (GeV #times cm)"); |
| 1230 | fDCAList->AddAt(gMeanPDCAVsPIn23deg, kMeanPDCAVsPIn23deg); |
| 1231 | TGraphAsymmErrors* gSigmaPDCAVsPIn23deg = new TGraphAsymmErrors(fNPBins); |
| 1232 | gSigmaPDCAVsPIn23deg->SetName("gSigmaPDCAVsPIn23deg"); |
| 1233 | gSigmaPDCAVsPIn23deg->SetTitle("#sigma_{p #times DCA} versus p for tracks within [2,3[ degrees at absorber end;p (GeV/c);#sigma_{p #times DCA} (GeV #times cm)"); |
| 1234 | fDCAList->AddAt(gSigmaPDCAVsPIn23deg, kSigmaPDCAVsPIn23deg); |
| 1235 | TGraphAsymmErrors* gMeanPDCAVsPIn310deg = new TGraphAsymmErrors(fNPBins); |
| 1236 | gMeanPDCAVsPIn310deg->SetName("gMeanPDCAVsPIn310deg"); |
| 1237 | gMeanPDCAVsPIn310deg->SetTitle("<p #times DCA> versus p for tracks within [3,10[ degrees at absorber end;p (GeV/c);<p #times DCA> (GeV #times cm)"); |
| 1238 | fDCAList->AddAt(gMeanPDCAVsPIn310deg, kMeanPDCAVsPIn310deg); |
| 1239 | TGraphAsymmErrors* gSigmaPDCAVsPIn310deg = new TGraphAsymmErrors(fNPBins); |
| 1240 | gSigmaPDCAVsPIn310deg->SetName("gSigmaPDCAVsPIn310deg"); |
| 1241 | gSigmaPDCAVsPIn310deg->SetTitle("#sigma_{p #times DCA} versus p for tracks within [3,10[ degrees at absorber end;p (GeV/c);#sigma_{p #times DCA} (GeV #times cm)"); |
| 1242 | fDCAList->AddAt(gSigmaPDCAVsPIn310deg, kSigmaPDCAVsPIn310deg); |
| 1243 | |
| 1244 | TGraphAsymmErrors* gMeanPMCSAngVsPIn23deg = new TGraphAsymmErrors(fNPBins); |
| 1245 | gMeanPMCSAngVsPIn23deg->SetName("gMeanPMCSAngVsPIn23deg"); |
| 1246 | gMeanPMCSAngVsPIn23deg->SetTitle("<p #times #Delta#theta_{MCS}> versus p for tracks within [2,3[ degrees at absorber end;p (GeV/c);<p #times #Delta#theta_{MCS}> (GeV)"); |
| 1247 | fDCAList->AddAt(gMeanPMCSAngVsPIn23deg, kMeanPMCSAngVsPIn23deg); |
| 1248 | TGraphAsymmErrors* gSigmaPMCSAngVsPIn23deg = new TGraphAsymmErrors(fNPBins); |
| 1249 | gSigmaPMCSAngVsPIn23deg->SetName("gSigmaPMCSAngVsPIn23deg"); |
| 1250 | gSigmaPMCSAngVsPIn23deg->SetTitle("#sigma_{p #times #Delta#theta_{MCS}} versus p for tracks within [2,3[ degrees at absorber end;p (GeV/c);#sigma_{p #times #Delta#theta_{MCS}} (GeV)"); |
| 1251 | fDCAList->AddAt(gSigmaPMCSAngVsPIn23deg, kSigmaPMCSAngVsPIn23deg); |
| 1252 | TGraphAsymmErrors* gMeanPMCSAngVsPIn310deg = new TGraphAsymmErrors(fNPBins); |
| 1253 | gMeanPMCSAngVsPIn310deg->SetName("gMeanPMCSAngVsPIn310deg"); |
| 1254 | gMeanPMCSAngVsPIn310deg->SetTitle("<p #times #Delta#theta_{MCS}> versus p for tracks within [3,10[ degrees at absorber end;p (GeV/c);<p #times #Delta#theta_{MCS}> (GeV)"); |
| 1255 | fDCAList->AddAt(gMeanPMCSAngVsPIn310deg, kMeanPMCSAngVsPIn310deg); |
| 1256 | TGraphAsymmErrors* gSigmaPMCSAngVsPIn310deg = new TGraphAsymmErrors(fNPBins); |
| 1257 | gSigmaPMCSAngVsPIn310deg->SetName("gSigmaPMCSAngVsPIn310deg"); |
| 1258 | gSigmaPMCSAngVsPIn310deg->SetTitle("#sigma_{p #times #Delta#theta_{MCS}} versus p for tracks within [3,10[ degrees at absorber end;p (GeV/c);#sigma_{p #times #Delta#theta_{MCS}} (GeV)"); |
| 1259 | fDCAList->AddAt(gSigmaPMCSAngVsPIn310deg, kSigmaPMCSAngVsPIn310deg); |
| 1260 | |
| 1261 | // fit histo and fill graphs |
| 1262 | FitPDCAVsMom(static_cast<TH2*>(fTrackerList->UncheckedAt(kPDCAVsPIn23deg)), |
| 1263 | "p*DCA (tracks in [2,3] deg.)", gMeanPDCAVsPIn23deg, gSigmaPDCAVsPIn23deg); |
| 1264 | FitPDCAVsMom(static_cast<TH2*>(fTrackerList->UncheckedAt(kPDCAVsPIn310deg)), |
| 1265 | "p*DCA (tracks in [3,10] deg.)", gMeanPDCAVsPIn310deg, gSigmaPDCAVsPIn310deg); |
| 1266 | FitGausResVsMom(static_cast<TH2*>(fTrackerList->UncheckedAt(kPMCSAngVsPIn23deg)), 0., 2.e-3, |
| 1267 | "p*MCSAngle (tracks in [2,3] deg.)", gMeanPMCSAngVsPIn23deg, gSigmaPMCSAngVsPIn23deg); |
| 1268 | FitGausResVsMom(static_cast<TH2*>(fTrackerList->UncheckedAt(kPMCSAngVsPIn310deg)), 0., 2.e-3, |
| 1269 | "p*MCSAngle (tracks in [3,10] deg.)", gMeanPMCSAngVsPIn310deg, gSigmaPMCSAngVsPIn310deg); |
| 1270 | |
| 1271 | // --- compute cluster resolution --- |
| 1272 | fClusterList = new TObjArray(100); |
| 1273 | fClusterList->SetOwner(); |
| 1274 | |
| 1275 | // define graphs per chamber |
| 1276 | TGraphErrors* gMeanResClXVsCh = new TGraphErrors(AliMUONConstants::NTrackingCh()); |
| 1277 | gMeanResClXVsCh->SetName("gMeanResClXVsCh"); |
| 1278 | gMeanResClXVsCh->SetTitle("cluster-trackRef residual-X per Ch: mean;chamber ID;<#Delta_{X}> (cm)"); |
| 1279 | gMeanResClXVsCh->SetMarkerStyle(kFullDotLarge); |
| 1280 | fClusterList->AddAt(gMeanResClXVsCh, kMeanResClXVsCh); |
| 1281 | TGraphErrors* gMeanResClYVsCh = new TGraphErrors(AliMUONConstants::NTrackingCh()); |
| 1282 | gMeanResClYVsCh->SetName("gMeanResClYVsCh"); |
| 1283 | gMeanResClYVsCh->SetTitle("cluster-trackRef residual-Y per Ch: mean;chamber ID;<#Delta_{Y}> (cm)"); |
| 1284 | gMeanResClYVsCh->SetMarkerStyle(kFullDotLarge); |
| 1285 | fClusterList->AddAt(gMeanResClYVsCh, kMeanResClYVsCh); |
| 1286 | TGraphErrors* gSigmaResClXVsCh = new TGraphErrors(AliMUONConstants::NTrackingCh()); |
| 1287 | gSigmaResClXVsCh->SetName("gSigmaResClXVsCh"); |
| 1288 | gSigmaResClXVsCh->SetTitle("cluster-trackRef residual-X per Ch: sigma;chamber ID;#sigma_{X} (cm)"); |
| 1289 | gSigmaResClXVsCh->SetMarkerStyle(kFullDotLarge); |
| 1290 | fClusterList->AddAt(gSigmaResClXVsCh, kSigmaResClXVsCh); |
| 1291 | TGraphErrors* gSigmaResClYVsCh = new TGraphErrors(AliMUONConstants::NTrackingCh()); |
| 1292 | gSigmaResClYVsCh->SetName("gSigmaResClYVsCh"); |
| 1293 | gSigmaResClYVsCh->SetTitle("cluster-trackRef residual-Y per Ch: sigma;chamber ID;#sigma_{Y} (cm)"); |
| 1294 | gSigmaResClYVsCh->SetMarkerStyle(kFullDotLarge); |
| 1295 | fClusterList->AddAt(gSigmaResClYVsCh, kSigmaResClYVsCh); |
| 1296 | |
| 1297 | // define graphs per DE |
| 1298 | TGraphErrors* gMeanResClXVsDE = new TGraphErrors(fNDE); |
| 1299 | gMeanResClXVsDE->SetName("gMeanResClXVsDE"); |
| 1300 | gMeanResClXVsDE->SetTitle("cluster-trackRef residual-X per DE: mean;DE ID;<#Delta_{X}> (cm)"); |
| 1301 | gMeanResClXVsDE->SetMarkerStyle(kFullDotLarge); |
| 1302 | fClusterList->AddAt(gMeanResClXVsDE, kMeanResClXVsDE); |
| 1303 | TGraphErrors* gMeanResClYVsDE = new TGraphErrors(fNDE); |
| 1304 | gMeanResClYVsDE->SetName("gMeanResClYVsDE"); |
| 1305 | gMeanResClYVsDE->SetTitle("cluster-trackRef residual-Y per dE: mean;DE ID;<#Delta_{Y}> (cm)"); |
| 1306 | gMeanResClYVsDE->SetMarkerStyle(kFullDotLarge); |
| 1307 | fClusterList->AddAt(gMeanResClYVsDE, kMeanResClYVsDE); |
| 1308 | TGraphErrors* gSigmaResClXVsDE = new TGraphErrors(fNDE); |
| 1309 | gSigmaResClXVsDE->SetName("gSigmaResClXVsDE"); |
| 1310 | gSigmaResClXVsDE->SetTitle("cluster-trackRef residual-X per DE: sigma;DE ID;#sigma_{X} (cm)"); |
| 1311 | gSigmaResClXVsDE->SetMarkerStyle(kFullDotLarge); |
| 1312 | fClusterList->AddAt(gSigmaResClXVsDE, kSigmaResClXVsDE); |
| 1313 | TGraphErrors* gSigmaResClYVsDE = new TGraphErrors(fNDE); |
| 1314 | gSigmaResClYVsDE->SetName("gSigmaResClYVsDE"); |
| 1315 | gSigmaResClYVsDE->SetTitle("cluster-trackRef residual-Y per DE: sigma;DE ID;#sigma_{Y} (cm)"); |
| 1316 | gSigmaResClYVsDE->SetMarkerStyle(kFullDotLarge); |
| 1317 | fClusterList->AddAt(gSigmaResClYVsDE, kSigmaResClYVsDE); |
| 1318 | |
| 1319 | // fit histo and fill graphs per chamber |
| 1320 | Double_t clusterResPerCh[10][2]; |
| 1321 | for (Int_t i = 0; i < AliMUONConstants::NTrackingCh(); i++) { |
| 1322 | TH1D *tmp = static_cast<TH2*>(fTrackerList->UncheckedAt(kResClXVsCh))->ProjectionY("tmp",i+1,i+1,"e"); |
| 1323 | FitClusterResidual(tmp, i, clusterResPerCh[i][0], gMeanResClXVsCh, gSigmaResClXVsCh); |
| 1324 | delete tmp; |
| 1325 | tmp = static_cast<TH2*>(fTrackerList->UncheckedAt(kResClYVsCh))->ProjectionY("tmp",i+1,i+1,"e"); |
| 1326 | FitClusterResidual(tmp, i, clusterResPerCh[i][1], gMeanResClYVsCh, gSigmaResClYVsCh); |
| 1327 | delete tmp; |
| 1328 | } |
| 1329 | |
| 1330 | // fit histo and fill graphs per DE |
| 1331 | Double_t clusterResPerDE[200][2]; |
| 1332 | for (Int_t i = 0; i < fNDE; i++) { |
| 1333 | TH1D *tmp = static_cast<TH2*>(fTrackerList->UncheckedAt(kResClXVsDE))->ProjectionY("tmp",i+1,i+1,"e"); |
| 1334 | FitClusterResidual(tmp, i, clusterResPerDE[i][0], gMeanResClXVsDE, gSigmaResClXVsDE); |
| 1335 | delete tmp; |
| 1336 | tmp = static_cast<TH2*>(fTrackerList->UncheckedAt(kResClYVsDE))->ProjectionY("tmp",i+1,i+1,"e"); |
| 1337 | FitClusterResidual(tmp, i, clusterResPerDE[i][1], gMeanResClYVsDE, gSigmaResClYVsDE); |
| 1338 | delete tmp; |
| 1339 | } |
| 1340 | |
| 1341 | // set DE graph labels |
| 1342 | TAxis* xAxis = static_cast<TH2*>(fTrackerList->UncheckedAt(kResClXVsDE))->GetXaxis(); |
| 1343 | gMeanResClXVsDE->GetXaxis()->Set(fNDE, 0.5, fNDE+0.5); |
| 1344 | gMeanResClYVsDE->GetXaxis()->Set(fNDE, 0.5, fNDE+0.5); |
| 1345 | gSigmaResClXVsDE->GetXaxis()->Set(fNDE, 0.5, fNDE+0.5); |
| 1346 | gSigmaResClYVsDE->GetXaxis()->Set(fNDE, 0.5, fNDE+0.5); |
| 1347 | for (Int_t i = 1; i <= fNDE; i++) { |
| 1348 | const char* label = xAxis->GetBinLabel(i); |
| 1349 | gMeanResClXVsDE->GetXaxis()->SetBinLabel(i, label); |
| 1350 | gMeanResClYVsDE->GetXaxis()->SetBinLabel(i, label); |
| 1351 | gSigmaResClXVsDE->GetXaxis()->SetBinLabel(i, label); |
| 1352 | gSigmaResClYVsDE->GetXaxis()->SetBinLabel(i, label); |
| 1353 | } |
| 1354 | |
| 1355 | // --- diplay momentum residuals at vertex --- |
| 1356 | TCanvas* cResPAtVtx = DrawVsAng("cResPAtVtx", "momentum residual at vertex in 3 angular regions", |
| 1357 | static_cast<TH1*>(fTrackerList->UncheckedAt(kResPAtVtx)), |
| 1358 | static_cast<TH2*>(fTrackerList->UncheckedAt(kResPAtVtxVsAngleAtAbsEnd))); |
| 1359 | fPAtVtxList->AddAt(cResPAtVtx, kcResPAtVtx); |
| 1360 | TCanvas* cResPAtVtxMC = DrawVsAng("cResPAtVtxMC", "momentum residual at vertex in 3 MC angular regions", |
| 1361 | static_cast<TH1*>(fTrackerList->UncheckedAt(kResPAtVtx)), |
| 1362 | static_cast<TH2*>(fTrackerList->UncheckedAt(kResPAtVtxVsMCAngle))); |
| 1363 | fPAtVtxList->AddAt(cResPAtVtxMC, kcResPAtVtxMC); |
| 1364 | TCanvas* cResPAtVtxVsPosAbsEndMC = DrawVsPos("cResPAtVtxVsPosAbsEndMC", "momentum residual at vertex versus position at absorber end in 3 MC angular regions", |
| 1365 | static_cast<TH2*>(fTrackerList->UncheckedAt(kResPAtVtxVsPosAbsEndIn02degMC)), |
| 1366 | static_cast<TH2*>(fTrackerList->UncheckedAt(kResPAtVtxVsPosAbsEndIn23degMC)), |
| 1367 | static_cast<TH2*>(fTrackerList->UncheckedAt(kResPAtVtxVsPosAbsEndIn310degMC))); |
| 1368 | fPAtVtxList->AddAt(cResPAtVtxVsPosAbsEndMC, kcResPAtVtxVsPosAbsEndMC); |
| 1369 | TCanvas* cResPAtVtxVsPIn23deg = DrawFitLandauGausResPVsP("cResPAtVtxVsPIn23deg", "momentum residual for tracks between 2 and 3 degrees", |
| 1370 | static_cast<TH2*>(fTrackerList->UncheckedAt(kResPAtVtxVsPIn23deg)), |
| 1371 | 10, "momentum residuals at vertex (tracks in [2,3] deg.)"); |
| 1372 | fPAtVtxList->AddAt(cResPAtVtxVsPIn23deg, kcResPAtVtxVsPIn23deg); |
| 1373 | TCanvas* cResPAtVtxVsPIn310deg = DrawFitLandauGausResPVsP("cResPAtVtxVsPIn310deg", "momentum residual for tracks between 3 and 10 degrees", |
| 1374 | static_cast<TH2*>(fTrackerList->UncheckedAt(kResPAtVtxVsPIn310deg)), |
| 1375 | 10, "momentum residuals at vertex (tracks in [3,10] deg.)"); |
| 1376 | fPAtVtxList->AddAt(cResPAtVtxVsPIn310deg, kcResPAtVtxVsPIn310deg); |
| 1377 | TCanvas* cResPAtVtxVsPIn02degMC = DrawResPVsP("cResPAtVtxVsPIn02degMC", "momentum residuals for tracks with MC angle < 2 degrees", |
| 1378 | static_cast<TH2*>(fTrackerList->UncheckedAt(kResPAtVtxVsPIn02degMC)), 5); |
| 1379 | fPAtVtxList->AddAt(cResPAtVtxVsPIn02degMC, kcResPAtVtxVsPIn02degMC); |
| 1380 | |
| 1381 | // --- diplay slopeX residuals at vertex --- |
| 1382 | TCanvas* cResSlopeXAtVtx = DrawVsAng("cResSlopeXAtVtx", "slope_{X} residual at vertex in 3 angular regions", |
| 1383 | static_cast<TH1*>(fTrackerList->UncheckedAt(kResSlopeXAtVtx)), |
| 1384 | static_cast<TH2*>(fTrackerList->UncheckedAt(kResSlopeXAtVtxVsAngleAtAbsEnd))); |
| 1385 | fSlopeAtVtxList->AddAt(cResSlopeXAtVtx, kcResSlopeXAtVtx); |
| 1386 | TCanvas* cResSlopeYAtVtx = DrawVsAng("cResSlopeYAtVtx", "slope_{Y} residual at vertex in 3 angular regions", |
| 1387 | static_cast<TH1*>(fTrackerList->UncheckedAt(kResSlopeYAtVtx)), |
| 1388 | static_cast<TH2*>(fTrackerList->UncheckedAt(kResSlopeYAtVtxVsAngleAtAbsEnd))); |
| 1389 | fSlopeAtVtxList->AddAt(cResSlopeYAtVtx, kcResSlopeYAtVtx); |
| 1390 | TCanvas* cResSlopeXAtVtxMC = DrawVsAng("cResSlopeXAtVtxMC", "slope_{X} residual at vertex in 3 MC angular regions", |
| 1391 | static_cast<TH1*>(fTrackerList->UncheckedAt(kResSlopeXAtVtx)), |
| 1392 | static_cast<TH2*>(fTrackerList->UncheckedAt(kResSlopeXAtVtxVsMCAngle))); |
| 1393 | fSlopeAtVtxList->AddAt(cResSlopeXAtVtxMC, kcResSlopeXAtVtxMC); |
| 1394 | TCanvas* cResSlopeYAtVtxMC = DrawVsAng("cResSlopeYAtVtxMC", "slope_{Y} residual at vertex in 3 MC angular regions", |
| 1395 | static_cast<TH1*>(fTrackerList->UncheckedAt(kResSlopeYAtVtx)), |
| 1396 | static_cast<TH2*>(fTrackerList->UncheckedAt(kResSlopeYAtVtxVsMCAngle))); |
| 1397 | fSlopeAtVtxList->AddAt(cResSlopeYAtVtxMC, kcResSlopeYAtVtxMC); |
| 1398 | TCanvas* cResSlopeXAtVtxVsPosAbsEndMC = DrawVsPos("cResSlopeXAtVtxVsPosAbsEndMC", "slope_{X} residual at vertex versus position at absorber end in 3 MC angular regions", |
| 1399 | static_cast<TH2*>(fTrackerList->UncheckedAt(kResSlopeXAtVtxVsPosAbsEndIn02degMC)), |
| 1400 | static_cast<TH2*>(fTrackerList->UncheckedAt(kResSlopeXAtVtxVsPosAbsEndIn23degMC)), |
| 1401 | static_cast<TH2*>(fTrackerList->UncheckedAt(kResSlopeXAtVtxVsPosAbsEndIn310degMC))); |
| 1402 | fSlopeAtVtxList->AddAt(cResSlopeXAtVtxVsPosAbsEndMC, kcResSlopeXAtVtxVsPosAbsEndMC); |
| 1403 | TCanvas* cResSlopeYAtVtxVsPosAbsEndMC = DrawVsPos("cResSlopeYAtVtxVsPosAbsEndMC", "slope_{Y} residual at vertex versus position at absorber end in 3 MC angular regions", |
| 1404 | static_cast<TH2*>(fTrackerList->UncheckedAt(kResSlopeYAtVtxVsPosAbsEndIn02degMC)), |
| 1405 | static_cast<TH2*>(fTrackerList->UncheckedAt(kResSlopeYAtVtxVsPosAbsEndIn23degMC)), |
| 1406 | static_cast<TH2*>(fTrackerList->UncheckedAt(kResSlopeYAtVtxVsPosAbsEndIn310degMC))); |
| 1407 | fSlopeAtVtxList->AddAt(cResSlopeYAtVtxVsPosAbsEndMC, kcResSlopeYAtVtxVsPosAbsEndMC); |
| 1408 | |
| 1409 | // --- diplay eta residuals at vertex --- |
| 1410 | TCanvas* cResEtaAtVtx = DrawVsAng("cResEtaAtVtx", "eta residual at vertex in 3 angular regions", |
| 1411 | static_cast<TH1*>(fTrackerList->UncheckedAt(kResEtaAtVtx)), |
| 1412 | static_cast<TH2*>(fTrackerList->UncheckedAt(kResEtaAtVtxVsAngleAtAbsEnd))); |
| 1413 | fEtaAtVtxList->AddAt(cResEtaAtVtx, kcResEtaAtVtx); |
| 1414 | TCanvas* cResEtaAtVtxMC = DrawVsAng("cResEtaAtVtxMC", "eta residual at vertex in 3 MC angular regions", |
| 1415 | static_cast<TH1*>(fTrackerList->UncheckedAt(kResEtaAtVtx)), |
| 1416 | static_cast<TH2*>(fTrackerList->UncheckedAt(kResEtaAtVtxVsMCAngle))); |
| 1417 | fEtaAtVtxList->AddAt(cResEtaAtVtxMC, kcResEtaAtVtxMC); |
| 1418 | TCanvas* cResEtaAtVtxVsPosAbsEndMC = DrawVsPos("cResEtaAtVtxVsPosAbsEndMC", "eta residual at vertex versus position at absorber end in 3 MC angular regions", |
| 1419 | static_cast<TH2*>(fTrackerList->UncheckedAt(kResEtaAtVtxVsPosAbsEndIn02degMC)), |
| 1420 | static_cast<TH2*>(fTrackerList->UncheckedAt(kResEtaAtVtxVsPosAbsEndIn23degMC)), |
| 1421 | static_cast<TH2*>(fTrackerList->UncheckedAt(kResEtaAtVtxVsPosAbsEndIn310degMC))); |
| 1422 | fEtaAtVtxList->AddAt(cResEtaAtVtxVsPosAbsEndMC, kcResEtaAtVtxVsPosAbsEndMC); |
| 1423 | |
| 1424 | // --- diplay phi residuals at vertex --- |
| 1425 | TCanvas* cResPhiAtVtx = DrawVsAng("cResPhiAtVtx", "phi residual at vertex in 3 angular regions", |
| 1426 | static_cast<TH1*>(fTrackerList->UncheckedAt(kResPhiAtVtx)), |
| 1427 | static_cast<TH2*>(fTrackerList->UncheckedAt(kResPhiAtVtxVsAngleAtAbsEnd))); |
| 1428 | fPhiAtVtxList->AddAt(cResPhiAtVtx, kcResPhiAtVtx); |
| 1429 | TCanvas* cResPhiAtVtxMC = DrawVsAng("cResPhiAtVtxMC", "phi residual at vertex in 3 MC angular regions", |
| 1430 | static_cast<TH1*>(fTrackerList->UncheckedAt(kResPhiAtVtx)), |
| 1431 | static_cast<TH2*>(fTrackerList->UncheckedAt(kResPhiAtVtxVsMCAngle))); |
| 1432 | fPhiAtVtxList->AddAt(cResPhiAtVtxMC, kcResPhiAtVtxMC); |
| 1433 | TCanvas* cResPhiAtVtxVsPosAbsEndMC = DrawVsPos("cResPhiAtVtxVsPosAbsEndMC", "phi residual at vertex versus position at absorber end in 3 MC angular regions", |
| 1434 | static_cast<TH2*>(fTrackerList->UncheckedAt(kResPhiAtVtxVsPosAbsEndIn02degMC)), |
| 1435 | static_cast<TH2*>(fTrackerList->UncheckedAt(kResPhiAtVtxVsPosAbsEndIn23degMC)), |
| 1436 | static_cast<TH2*>(fTrackerList->UncheckedAt(kResPhiAtVtxVsPosAbsEndIn310degMC))); |
| 1437 | fPhiAtVtxList->AddAt(cResPhiAtVtxVsPosAbsEndMC, kcResPhiAtVtxVsPosAbsEndMC); |
| 1438 | |
| 1439 | // --- diplay P*DCA --- |
| 1440 | TCanvas* cPDCA = DrawVsAng("cPDCA", "p #times DCA in 3 angular regions", |
| 1441 | static_cast<TH1*>(fTrackerList->UncheckedAt(kPDCA)), |
| 1442 | static_cast<TH2*>(fTrackerList->UncheckedAt(kPDCAVsAngleAtAbsEnd))); |
| 1443 | fDCAList->AddAt(cPDCA, kcPDCA); |
| 1444 | TCanvas* cPDCAMC = DrawVsAng("cPDCAMC", "p #times DCA in 3 MC angular regions", |
| 1445 | static_cast<TH1*>(fTrackerList->UncheckedAt(kPDCA)), |
| 1446 | static_cast<TH2*>(fTrackerList->UncheckedAt(kPDCAVsMCAngle))); |
| 1447 | fDCAList->AddAt(cPDCAMC, kcPDCAMC); |
| 1448 | TCanvas* cPDCAVsPosAbsEndMC = DrawVsPos("cPDCAVsPosAbsEndMC", "p #times DCA versus position at absorber end in 3 MC angular regions", |
| 1449 | static_cast<TH2*>(fTrackerList->UncheckedAt(kPDCAVsPosAbsEndIn02degMC)), |
| 1450 | static_cast<TH2*>(fTrackerList->UncheckedAt(kPDCAVsPosAbsEndIn23degMC)), |
| 1451 | static_cast<TH2*>(fTrackerList->UncheckedAt(kPDCAVsPosAbsEndIn310degMC))); |
| 1452 | fDCAList->AddAt(cPDCAVsPosAbsEndMC, kcPDCAVsPosAbsEndMC); |
| 1453 | |
| 1454 | // post param containers |
| 1455 | PostData(2, fEfficiencyList); |
| 1456 | PostData(5, fPAtVtxList); |
| 1457 | PostData(6, fSlopeAtVtxList); |
| 1458 | PostData(7, fEtaAtVtxList); |
| 1459 | PostData(8, fPhiAtVtxList); |
| 1460 | PostData(9, fPAt1stClList); |
| 1461 | PostData(10, fSlopeAt1stClList); |
| 1462 | PostData(11, fDCAList); |
| 1463 | PostData(12, fClusterList); |
| 1464 | } |
| 1465 | |
| 1466 | |
| 1467 | //________________________________________________________________________ |
| 1468 | Bool_t AliAnalysisTaskMuonPerformance::GetEfficiency(AliCFEffGrid* efficiency, Double_t& calcEff, Double_t& calcEffErr) |
| 1469 | { |
| 1470 | // |
| 1471 | /// Calculate the efficiency when cuts on the THnSparse are applied |
| 1472 | // |
| 1473 | |
| 1474 | Bool_t isGood = kTRUE; |
| 1475 | |
| 1476 | TH1* histo = 0x0; |
| 1477 | Double_t sum[2] = {0., 0.}; |
| 1478 | for ( Int_t ihisto=0; ihisto<2; ihisto++ ) { |
| 1479 | histo = ( ihisto==0 ) ? efficiency->GetNum()->Project(kVarCharge) : efficiency->GetDen()->Project(kVarCharge); |
| 1480 | sum[ihisto] = histo->Integral(); |
| 1481 | delete histo; |
| 1482 | } |
| 1483 | |
| 1484 | if ( sum[1] == 0. ) isGood = kFALSE; |
| 1485 | |
| 1486 | calcEff = ( isGood ) ? sum[0]/sum[1] : 0.; |
| 1487 | if ( calcEff > 1. ) isGood = kFALSE; |
| 1488 | |
| 1489 | calcEffErr = ( isGood ) ? TMath::Sqrt(calcEff*(1-calcEff)/sum[1]) : 0.; |
| 1490 | |
| 1491 | return isGood; |
| 1492 | } |
| 1493 | |
| 1494 | //________________________________________________________________________ |
| 1495 | Int_t AliAnalysisTaskMuonPerformance::RecoTrackMother(AliMCParticle* mcParticle) |
| 1496 | { |
| 1497 | // |
| 1498 | /// Find track mother from kinematics |
| 1499 | // |
| 1500 | |
| 1501 | if ( ! mcParticle ) |
| 1502 | return kUnknownPart; |
| 1503 | |
| 1504 | Int_t recoPdg = mcParticle->PdgCode(); |
| 1505 | |
| 1506 | // Track is not a muon |
| 1507 | if ( TMath::Abs(recoPdg) != 13 ) return kRecoHadron; |
| 1508 | |
| 1509 | Int_t imother = mcParticle->GetMother(); |
| 1510 | |
| 1511 | Bool_t isFirstMotherHF = kFALSE; |
| 1512 | Int_t step = 0; |
| 1513 | |
| 1514 | //printf("\n"); // REMEMBER TO CUT |
| 1515 | while ( imother >= 0 ) { |
| 1516 | TParticle* part = static_cast<AliMCParticle*>(fMCEvent->GetTrack(imother))->Particle(); |
| 1517 | //printf("Particle %s -> %s\n", part->GetName(), TMCProcessName[part->GetUniqueID()]); // REMEMBER TO CUT |
| 1518 | |
| 1519 | if ( part->GetUniqueID() == kPHadronic ) |
| 1520 | return kSecondaryMu; |
| 1521 | |
| 1522 | Int_t absPdg = TMath::Abs(part->GetPdgCode()); |
| 1523 | |
| 1524 | step++; |
| 1525 | if ( step == 1 ) // only for first mother |
| 1526 | isFirstMotherHF = ( ( absPdg >= 400 && absPdg < 600 ) || |
| 1527 | ( absPdg >= 4000 && absPdg < 6000 ) ); |
| 1528 | |
| 1529 | if ( absPdg < 4 ) |
| 1530 | return kPrimaryMu; |
| 1531 | |
| 1532 | if ( isFirstMotherHF) { |
| 1533 | if ( absPdg == 4 ) |
| 1534 | return kCharmMu; |
| 1535 | else if ( absPdg == 5 ) |
| 1536 | return kBeautyMu; |
| 1537 | } |
| 1538 | |
| 1539 | imother = part->GetFirstMother(); |
| 1540 | } |
| 1541 | |
| 1542 | return kPrimaryMu; |
| 1543 | |
| 1544 | } |
| 1545 | |
| 1546 | //________________________________________________________________________ |
| 1547 | Float_t AliAnalysisTaskMuonPerformance::GetBinThetaAbsEnd(Float_t RAtAbsEnd, Bool_t isTheta) |
| 1548 | { |
| 1549 | // |
| 1550 | /// Get bin of theta at absorber end region |
| 1551 | // |
| 1552 | Float_t thetaDeg = ( isTheta ) ? RAtAbsEnd : TMath::ATan( RAtAbsEnd / 505. ); |
| 1553 | thetaDeg *= TMath::RadToDeg(); |
| 1554 | if ( thetaDeg < 2. ) |
| 1555 | return 0.; |
| 1556 | else if ( thetaDeg < 3. ) |
| 1557 | return 1.; |
| 1558 | else if ( thetaDeg < 9. ) |
| 1559 | return 2.; |
| 1560 | |
| 1561 | return 3.; |
| 1562 | } |
| 1563 | |
| 1564 | //________________________________________________________________________ |
| 1565 | void AliAnalysisTaskMuonPerformance::FillContainerInfo(Double_t* containerInput, AliESDMuonTrack* esdTrack, Int_t mcID) |
| 1566 | { |
| 1567 | // |
| 1568 | /// Fill container info (except kVarMatchMC) |
| 1569 | // |
| 1570 | |
| 1571 | AliMCParticle* mcPart = 0x0; |
| 1572 | if (mcID >= 0) mcPart = static_cast<AliMCParticle*>(fMCEvent->GetTrack(mcID)); |
| 1573 | |
| 1574 | AliVParticle* track = esdTrack; |
| 1575 | if (!track) track = mcPart; |
| 1576 | |
| e4249da8 |
1577 | if (track) { |
| 1578 | containerInput[kVarPt] = track->Pt(); |
| 1579 | containerInput[kVarEta] = track->Eta(); |
| 1580 | containerInput[kVarPhi] = track->Phi(); |
| 1581 | containerInput[kVarThetaZones] = (esdTrack) ? GetBinThetaAbsEnd(esdTrack->GetRAtAbsorberEnd()) : GetBinThetaAbsEnd(TMath::Pi()-track->Theta(),kTRUE); |
| 1582 | containerInput[kVarCharge] = (esdTrack) ? static_cast<Double_t>(track->Charge()) : static_cast<Double_t>(track->Charge())/3.; |
| 1583 | containerInput[kVarHasTracker] = (esdTrack) ? static_cast<Double_t>(esdTrack->ContainTrackerData()) : 0.; |
| 1584 | containerInput[kVarTrigger] = (esdTrack) ? static_cast<Double_t>(esdTrack->GetMatchTrigger()) : 0.; |
| 1585 | containerInput[kVarMotherType] = static_cast<Double_t>(RecoTrackMother(mcPart)); |
| 1586 | } |
| 3c74311e |
1587 | |
| 1588 | if (esdTrack) esdTrack->SetLabel(mcID); |
| 1589 | } |
| 1590 | |
| 1591 | //________________________________________________________________________ |
| 1592 | Double_t langaufun(Double_t *x, Double_t *par) { |
| 1593 | |
| 1594 | //Fit parameters: |
| 1595 | //par[0]=Width (scale) parameter of Landau density |
| 1596 | //par[1]=Most Probable (MP, location) parameter of Landau density |
| 1597 | //par[2]=Total area (integral -inf to inf, normalization constant) |
| 1598 | //par[3]=Width (sigma) of convoluted Gaussian function |
| 1599 | // |
| 1600 | //In the Landau distribution (represented by the CERNLIB approximation), |
| 1601 | //the maximum is located at x=-0.22278298 with the location parameter=0. |
| 1602 | //This shift is corrected within this function, so that the actual |
| 1603 | //maximum is identical to the MP parameter. |
| 1604 | |
| 1605 | // Numeric constants |
| 1606 | Double_t invsq2pi = 0.3989422804014; // (2 pi)^(-1/2) |
| 1607 | Double_t mpshift = -0.22278298; // Landau maximum location |
| 1608 | |
| 1609 | // Control constants |
| 1610 | Double_t np = 100.0; // number of convolution steps |
| 1611 | Double_t sc = 5.0; // convolution extends to +-sc Gaussian sigmas |
| 1612 | |
| 1613 | // Variables |
| 1614 | Double_t xx; |
| 1615 | Double_t mpc; |
| 1616 | Double_t fland; |
| 1617 | Double_t sum = 0.0; |
| 1618 | Double_t xlow,xupp; |
| 1619 | Double_t step; |
| 1620 | Double_t i; |
| 1621 | |
| 1622 | |
| 1623 | // MP shift correction |
| 1624 | mpc = par[1] - mpshift * par[0]; |
| 1625 | |
| 1626 | // Range of convolution integral |
| 1627 | xlow = x[0] - sc * par[3]; |
| 1628 | xupp = x[0] + sc * par[3]; |
| 1629 | |
| 1630 | step = (xupp-xlow) / np; |
| 1631 | |
| 1632 | // Convolution integral of Landau and Gaussian by sum |
| 1633 | for(i=1.0; i<=np/2; i++) { |
| 1634 | xx = xlow + (i-.5) * step; |
| 1635 | //change x -> -x because the tail of the Landau is at the left here... |
| 1636 | fland = TMath::Landau(-xx,mpc,par[0]) / par[0]; |
| 1637 | sum += fland * TMath::Gaus(x[0],xx,par[3]); |
| 1638 | |
| 1639 | //change x -> -x because the tail of the Landau is at the left here... |
| 1640 | xx = xupp - (i-.5) * step; |
| 1641 | fland = TMath::Landau(-xx,mpc,par[0]) / par[0]; |
| 1642 | sum += fland * TMath::Gaus(x[0],xx,par[3]); |
| 1643 | } |
| 1644 | |
| 1645 | return (par[2] * step * sum * invsq2pi / par[3]); |
| 1646 | } |
| 1647 | |
| 1648 | //________________________________________________________________________ |
| 1649 | void AliAnalysisTaskMuonPerformance::FitLandauGausResVsP(TH2* h, const char* fitting, TGraphAsymmErrors* gMean, |
| 1650 | TGraphAsymmErrors* gMostProb, TGraphAsymmErrors* gSigma) |
| 1651 | { |
| 1652 | /// generic function to fit residuals versus momentum with a landau convoluted with a gaussian |
| 1653 | |
| 1654 | static TF1* fLandauGaus = 0x0; |
| 1655 | if (!fLandauGaus) fLandauGaus = new TF1("fLandauGaus",langaufun,h->GetYaxis()->GetBinLowEdge(1),h->GetYaxis()->GetBinLowEdge(h->GetNbinsY()+1),4); |
| 1656 | |
| 1657 | Int_t rebinFactorX = TMath::Max(h->GetNbinsX()/fNPBins, 1); |
| 1658 | for (Int_t i = rebinFactorX; i <= h->GetNbinsX(); i+=rebinFactorX) { |
| 1659 | |
| 1660 | cout<<Form("\rFitting %s... %d/%d",fitting,i/rebinFactorX,fNPBins)<<flush; |
| 1661 | |
| 1662 | TH1D *tmp = h->ProjectionY("tmp",i-rebinFactorX+1,i,"e"); |
| 1663 | |
| 1664 | // first fit |
| 1665 | fLandauGaus->SetParameters(0.2,0.,(Double_t)tmp->GetEntries(),1.); |
| 1666 | tmp->Fit("fLandauGaus","WWNQ"); |
| 1667 | |
| 1668 | // rebin histo |
| 1669 | Double_t fwhm = fLandauGaus->GetParameter(0); |
| 1670 | Double_t sigma = fLandauGaus->GetParameter(3); |
| 1671 | Double_t sigmaP = TMath::Sqrt(sigma*sigma + fwhm*fwhm/(8.*log(2.))); |
| 1672 | Int_t rebin = TMath::Max(static_cast<Int_t>(0.5*sigmaP/tmp->GetBinWidth(1)),1); |
| 1673 | while (tmp->GetNbinsX()%rebin!=0) rebin--; |
| 1674 | tmp->Rebin(rebin); |
| 1675 | |
| 1676 | // second fit |
| 1677 | tmp->Fit("fLandauGaus","NQ"); |
| 1678 | |
| 1679 | // get fit results and fill histograms |
| 1680 | fwhm = fLandauGaus->GetParameter(0); |
| 1681 | sigma = fLandauGaus->GetParameter(3); |
| 1682 | sigmaP = TMath::Sqrt(sigma*sigma + fwhm*fwhm/(8.*log(2.))); |
| 1683 | Double_t fwhmErr = fLandauGaus->GetParError(0); |
| 1684 | Double_t sigmaErr = fLandauGaus->GetParError(3); |
| 1685 | Double_t sigmaPErr = TMath::Sqrt(sigma*sigma*sigmaErr*sigmaErr + fwhm*fwhm*fwhmErr*fwhmErr/(64.*log(2.)*log(2.))) / sigmaP; |
| 1686 | h->GetXaxis()->SetRange(i-rebinFactorX+1,i); |
| 1687 | Double_t p = (tmp->GetEntries() > 0) ? h->GetMean() : 0.5 * (h->GetBinLowEdge(i-rebinFactorX+1) + h->GetBinLowEdge(i+1)); |
| 1688 | h->GetXaxis()->SetRange(); |
| 1689 | Double_t pErr[2] = {p-h->GetBinLowEdge(i-rebinFactorX+1), h->GetBinLowEdge(i+1)-p}; |
| 1690 | gMean->SetPoint(i/rebinFactorX-1, p, tmp->GetMean()); |
| 1691 | gMean->SetPointError(i/rebinFactorX-1, pErr[0], pErr[1], tmp->GetMeanError(), tmp->GetMeanError()); |
| 1692 | gMostProb->SetPoint(i/rebinFactorX-1, p, -fLandauGaus->GetParameter(1)); |
| 1693 | gMostProb->SetPointError(i/rebinFactorX-1, pErr[0], pErr[1], fLandauGaus->GetParError(1), fLandauGaus->GetParError(1)); |
| 1694 | gSigma->SetPoint(i/rebinFactorX-1, p, sigmaP); |
| 1695 | gSigma->SetPointError(i/rebinFactorX-1, pErr[0], pErr[1], sigmaPErr, sigmaPErr); |
| 1696 | |
| 1697 | // clean memory |
| 1698 | delete tmp; |
| 1699 | } |
| 1700 | |
| 1701 | cout<<Form("\rFitting %s... %d/%d",fitting,fNPBins,fNPBins)<<endl; |
| 1702 | |
| 1703 | } |
| 1704 | |
| 1705 | //________________________________________________________________________ |
| 1706 | void AliAnalysisTaskMuonPerformance::FitGausResVsMom(TH2* h, const Double_t mean0, |
| 1707 | const Double_t sigma0, const char* fitting, |
| 1708 | TGraphAsymmErrors* gMean, TGraphAsymmErrors* gSigma) |
| 1709 | { |
| 1710 | /// generic function to fit residuals versus momentum with a gaussian |
| 1711 | |
| 1712 | static TF1* fGaus = 0x0; |
| 1713 | if (!fGaus) fGaus = new TF1("fGaus","gaus"); |
| 1714 | |
| 1715 | Int_t rebinFactorX = TMath::Max(h->GetNbinsX()/fNPBins, 1); |
| 1716 | for (Int_t i = rebinFactorX; i <= h->GetNbinsX(); i+=rebinFactorX) { |
| 1717 | |
| 1718 | cout<<Form("\rFitting %s... %d/%d",fitting,i/rebinFactorX,fNPBins)<<flush; |
| 1719 | |
| 1720 | TH1D *tmp = h->ProjectionY("tmp",i-rebinFactorX+1,i,"e"); |
| 1721 | |
| 1722 | // first fit |
| 1723 | fGaus->SetParameters(tmp->GetEntries(), mean0, sigma0); |
| 1724 | tmp->Fit("fGaus","WWNQ"); |
| 1725 | |
| 1726 | // rebin histo |
| 1727 | Int_t rebin = TMath::Max(static_cast<Int_t>(0.5*fGaus->GetParameter(2)/tmp->GetBinWidth(1)),1); |
| 1728 | while (tmp->GetNbinsX()%rebin!=0) rebin--; |
| 1729 | tmp->Rebin(rebin); |
| 1730 | |
| 1731 | // second fit |
| 1732 | tmp->Fit("fGaus","NQ"); |
| 1733 | |
| 1734 | // get fit results and fill histograms |
| 1735 | h->GetXaxis()->SetRange(i-rebinFactorX+1,i); |
| 1736 | Double_t p = (tmp->GetEntries() > 0) ? h->GetMean() : 0.5 * (h->GetBinLowEdge(i-rebinFactorX+1) + h->GetBinLowEdge(i+1)); |
| 1737 | h->GetXaxis()->SetRange(); |
| 1738 | Double_t pErr[2] = {p-h->GetBinLowEdge(i-rebinFactorX+1), h->GetBinLowEdge(i+1)-p}; |
| 1739 | gMean->SetPoint(i/rebinFactorX-1, p, fGaus->GetParameter(1)); |
| 1740 | gMean->SetPointError(i/rebinFactorX-1, pErr[0], pErr[1], fGaus->GetParError(1), fGaus->GetParError(1)); |
| 1741 | gSigma->SetPoint(i/rebinFactorX-1, p, fGaus->GetParameter(2)); |
| 1742 | gSigma->SetPointError(i/rebinFactorX-1, pErr[0], pErr[1], fGaus->GetParError(2), fGaus->GetParError(2)); |
| 1743 | |
| 1744 | // clean memory |
| 1745 | delete tmp; |
| 1746 | } |
| 1747 | |
| 1748 | cout<<Form("\rFitting %s... %d/%d",fitting,fNPBins,fNPBins)<<endl; |
| 1749 | |
| 1750 | } |
| 1751 | |
| 1752 | //________________________________________________________________________ |
| 1753 | void AliAnalysisTaskMuonPerformance::FitPDCAVsMom(TH2* h, const char* fitting, |
| 1754 | TGraphAsymmErrors* gMean, TGraphAsymmErrors* gSigma) |
| 1755 | { |
| 1756 | /// generic function to fit p*DCA distributions |
| 1757 | |
| 1758 | static TF1* fPGaus = 0x0; |
| 1759 | if (!fPGaus) fPGaus = new TF1("fPGaus","x*gaus"); |
| 1760 | |
| 1761 | Int_t rebinFactorX = TMath::Max(h->GetNbinsX()/fNPBins, 1); |
| 1762 | for (Int_t i = rebinFactorX; i <= h->GetNbinsX(); i+=rebinFactorX) { |
| 1763 | |
| 1764 | cout<<Form("\rFitting %s... %d/%d",fitting,i/rebinFactorX,fNPBins)<<flush; |
| 1765 | |
| 1766 | TH1D *tmp = h->ProjectionY("tmp",i-rebinFactorX+1,i,"e"); |
| 1767 | |
| 1768 | // rebin histo |
| 1769 | Int_t rebin = static_cast<Int_t>(25*(tmp->GetNbinsX()/(tmp->GetBinLowEdge(tmp->GetNbinsX()+1)-tmp->GetBinLowEdge(1)))); |
| 1770 | while (tmp->GetNbinsX()%rebin!=0) rebin--; |
| 1771 | tmp->Rebin(rebin); |
| 1772 | |
| 1773 | // fit |
| 1774 | fPGaus->SetParameters(1.,0.,80.); |
| 1775 | tmp->Fit("fPGaus","NQ"); |
| 1776 | |
| 1777 | // get fit results and fill histograms |
| 1778 | h->GetXaxis()->SetRange(i-rebinFactorX+1,i); |
| 1779 | Double_t p = (tmp->GetEntries() > 0) ? h->GetMean() : 0.5 * (h->GetBinLowEdge(i-rebinFactorX+1) + h->GetBinLowEdge(i+1)); |
| 1780 | h->GetXaxis()->SetRange(); |
| 1781 | Double_t pErr[2] = {p-h->GetBinLowEdge(i-rebinFactorX+1), h->GetBinLowEdge(i+1)-p}; |
| 1782 | gMean->SetPoint(i/rebinFactorX-1, p, fPGaus->GetParameter(1)); |
| 1783 | gMean->SetPointError(i/rebinFactorX-1, pErr[0], pErr[1], fPGaus->GetParError(1), fPGaus->GetParError(1)); |
| 1784 | gSigma->SetPoint(i/rebinFactorX-1, p, fPGaus->GetParameter(2)); |
| 1785 | gSigma->SetPointError(i/rebinFactorX-1, pErr[0], pErr[1], fPGaus->GetParError(2), fPGaus->GetParError(2)); |
| 1786 | |
| 1787 | // clean memory |
| 1788 | delete tmp; |
| 1789 | } |
| 1790 | |
| 1791 | cout<<Form("\rFitting %s... %d/%d",fitting,fNPBins,fNPBins)<<endl; |
| 1792 | |
| 1793 | } |
| 1794 | |
| 1795 | //________________________________________________________________________ |
| 1796 | void AliAnalysisTaskMuonPerformance::FitClusterResidual(TH1* h, Int_t i, Double_t& sigma, |
| 1797 | TGraphErrors* gMean, TGraphErrors* gSigma) |
| 1798 | { |
| 1799 | /// fill graphs with residual mean and sigma |
| 1800 | |
| 1801 | static TF1* fRGaus = 0x0; |
| 1802 | Double_t mean, meanErr, sigmaErr; |
| 1803 | |
| 1804 | if (fFitResiduals) { |
| 1805 | |
| 1806 | if (!fRGaus) fRGaus = new TF1("fRGaus","gaus"); |
| 1807 | |
| 1808 | // first fit |
| 1809 | fRGaus->SetParameters(h->GetEntries(), 0., 0.1); |
| 1810 | h->Fit("fRGaus", "WWNQ"); |
| 1811 | |
| 1812 | // rebin histo |
| 1813 | Int_t rebin = TMath::Max(static_cast<Int_t>(0.2*fRGaus->GetParameter(2)/h->GetBinWidth(1)),1); |
| 1814 | while (h->GetNbinsX()%rebin!=0) rebin--; |
| 1815 | h->Rebin(rebin); |
| 1816 | |
| 1817 | // second fit |
| 1818 | h->Fit("fRGaus","NQ"); |
| 1819 | |
| 1820 | mean = fRGaus->GetParameter(1); |
| 1821 | meanErr = fRGaus->GetParError(1); |
| 1822 | sigma = fRGaus->GetParameter(2); |
| 1823 | sigmaErr = fRGaus->GetParError(2); |
| 1824 | |
| 1825 | } else { |
| 1826 | |
| 1827 | Zoom(h); |
| 1828 | mean = h->GetMean(); |
| 1829 | meanErr = h->GetMeanError(); |
| 1830 | sigma = h->GetRMS(); |
| 1831 | sigmaErr = h->GetRMSError(); |
| 1832 | h->GetXaxis()->SetRange(0,0); |
| 1833 | |
| 1834 | } |
| 1835 | |
| 1836 | gMean->SetPoint(i, i+1, mean); |
| 1837 | gMean->SetPointError(i, 0., meanErr); |
| 1838 | |
| 1839 | if (fCorrectForSystematics) { |
| 1840 | Double_t s = TMath::Sqrt(mean*mean + sigma*sigma); |
| 1841 | sigmaErr = (s>0.) ? TMath::Sqrt(sigma*sigma*sigmaErr*sigmaErr + mean*mean*meanErr*meanErr) / s : 0.; |
| 1842 | sigma = s; |
| 1843 | } |
| 1844 | |
| 1845 | gSigma->SetPoint(i, i+1, sigma); |
| 1846 | gSigma->SetPointError(i, 0., sigmaErr); |
| 1847 | |
| 1848 | } |
| 1849 | |
| 1850 | //________________________________________________________________________ |
| 1851 | TCanvas* AliAnalysisTaskMuonPerformance::DrawVsAng(const char* name, const char* title, TH1* h1, TH2* h2) |
| 1852 | { |
| 1853 | /// generic function to draw histograms versus absorber angular region |
| 1854 | TCanvas* c = new TCanvas(name, title); |
| 1855 | c->cd(); |
| 1856 | h1->DrawCopy(); |
| 1857 | TH1D *proj1 = h2->ProjectionY(Form("%s_proj_0_2",h2->GetName()),1,2); |
| 1858 | proj1->SetLineColor(2); |
| 1859 | proj1->Draw("sames"); |
| 1860 | TH1D *proj2 = h2->ProjectionY(Form("%s_proj_2_3",h2->GetName()),3,3); |
| 1861 | proj2->SetLineColor(4); |
| 1862 | proj2->Draw("sames"); |
| 1863 | TH1D *proj3 = h2->ProjectionY(Form("%s__proj_3_10",h2->GetName()),4,10); |
| 1864 | proj3->SetLineColor(3); |
| 1865 | proj3->Draw("sames"); |
| 1866 | return c; |
| 1867 | } |
| 1868 | |
| 1869 | //________________________________________________________________________ |
| 1870 | TCanvas* AliAnalysisTaskMuonPerformance::DrawVsPos(const char* name, const char* title, TH2* h1, TH2* h2, TH2* h3) |
| 1871 | { |
| 1872 | /// generic function to draw histograms versus position at absorber end |
| 1873 | TCanvas* c = new TCanvas(name, title); |
| 1874 | c->cd(); |
| 1875 | h1->SetMarkerColor(2); |
| 1876 | h1->DrawCopy(); |
| 1877 | h2->SetMarkerColor(4); |
| 1878 | h2->DrawCopy("sames"); |
| 1879 | h3->SetMarkerColor(3); |
| 1880 | h3->DrawCopy("sames"); |
| 1881 | return c; |
| 1882 | } |
| 1883 | |
| 1884 | //________________________________________________________________________ |
| 1885 | TCanvas* AliAnalysisTaskMuonPerformance::DrawFitLandauGausResPVsP(const char* name, const char* title, |
| 1886 | TH2* h, const Int_t nBins, const char* fitting) |
| 1887 | { |
| 1888 | /// generic function to draw and fit momentum residuals versus momentum |
| 1889 | |
| 1890 | static TF1* fLandauGaus = 0x0; |
| 1891 | if (!fLandauGaus) fLandauGaus = new TF1("fLandauGaus",langaufun,h->GetYaxis()->GetBinLowEdge(1),h->GetYaxis()->GetBinLowEdge(h->GetNbinsY()+1),4); |
| 1892 | |
| 1893 | TLegend* l = new TLegend(0.15,0.25,0.3,0.85); |
| 1894 | TCanvas* c = new TCanvas(name, title); |
| 1895 | c->cd(); |
| 1896 | |
| 1897 | h->Sumw2(); |
| 1898 | |
| 1899 | Int_t rebinFactorX = TMath::Max(h->GetNbinsX()/nBins, 1); |
| 1900 | for (Int_t i = rebinFactorX; i <= h->GetNbinsX(); i+=rebinFactorX) { |
| 1901 | |
| 1902 | cout<<Form("\rFitting %s... %d/%d",fitting,i/rebinFactorX,nBins)<<flush; |
| 1903 | |
| 1904 | // draw projection |
| 1905 | TH1D* proj = h->ProjectionY(Form("%s_%d",h->GetName(),i/rebinFactorX),i-rebinFactorX+1,i); |
| 1906 | if (proj->GetEntries() > 0) proj->Scale(1./proj->GetEntries()); |
| 1907 | proj->Draw((i==rebinFactorX)?"hist":"histsames"); |
| 1908 | proj->SetLineColor(i/rebinFactorX); |
| 1909 | |
| 1910 | // first fit |
| 1911 | fLandauGaus->SetParameters(0.2,0.,1.,1.); |
| 1912 | fLandauGaus->SetLineColor(i/rebinFactorX); |
| 1913 | proj->Fit("fLandauGaus","WWNQ","sames"); |
| 1914 | |
| 1915 | // rebin histo |
| 1916 | Double_t fwhm = fLandauGaus->GetParameter(0); |
| 1917 | Double_t sigma = fLandauGaus->GetParameter(3); |
| 1918 | Double_t sigmaP = TMath::Sqrt(sigma*sigma + fwhm*fwhm/(8.*log(2.))); |
| 1919 | Int_t rebin = TMath::Max(static_cast<Int_t>(0.5*sigmaP/proj->GetBinWidth(1)),1); |
| 1920 | while (proj->GetNbinsX()%rebin!=0) rebin--; |
| 1921 | proj->Rebin(rebin); |
| 1922 | proj->Scale(1./rebin); |
| 1923 | |
| 1924 | // second fit |
| 1925 | proj->Fit("fLandauGaus","Q","sames"); |
| 1926 | |
| 1927 | // set label |
| 1928 | Double_t p = 0.5 * (h->GetBinLowEdge(i-rebinFactorX+1) + h->GetBinLowEdge(i+1)); |
| 1929 | l->AddEntry(proj,Form("%5.1f GeV",p)); |
| 1930 | |
| 1931 | } |
| 1932 | |
| 1933 | cout<<Form("\rFitting %s... %d/%d",fitting,nBins,nBins)<<endl; |
| 1934 | |
| 1935 | l->Draw("same"); |
| 1936 | |
| 1937 | return c; |
| 1938 | } |
| 1939 | |
| 1940 | //________________________________________________________________________ |
| 1941 | TCanvas* AliAnalysisTaskMuonPerformance::DrawResPVsP(const char* name, const char* title, TH2* h, const Int_t nBins) |
| 1942 | { |
| 1943 | /// generic function to draw momentum residuals versus momentum |
| 1944 | |
| 1945 | TLegend* l = new TLegend(0.15,0.25,0.3,0.85); |
| 1946 | TCanvas* c = new TCanvas(name, title); |
| 1947 | c->cd(); |
| 1948 | |
| 1949 | h->Sumw2(); |
| 1950 | |
| 1951 | Int_t rebinFactorX = TMath::Max(h->GetNbinsX()/nBins, 1); |
| 1952 | for (Int_t i = rebinFactorX; i <= h->GetNbinsX(); i+=rebinFactorX) { |
| 1953 | |
| 1954 | // draw projection |
| 1955 | TH1D* proj = h->ProjectionY(Form("%s_%d",h->GetName(),i/rebinFactorX),i-rebinFactorX+1,i); |
| 1956 | if (proj->GetEntries() > 0) proj->Scale(1./proj->GetEntries()); |
| 1957 | proj->Draw((i==rebinFactorX)?"hist":"histsames"); |
| 1958 | proj->SetLineColor(i/rebinFactorX); |
| 1959 | proj->SetLineWidth(2); |
| 1960 | |
| 1961 | // set label |
| 1962 | Double_t p = 0.5 * (h->GetBinLowEdge(i-rebinFactorX+1) + h->GetBinLowEdge(i+1)); |
| 1963 | l->AddEntry(proj,Form("%5.1f GeV",p)); |
| 1964 | |
| 1965 | } |
| 1966 | |
| 1967 | l->Draw("same"); |
| 1968 | |
| 1969 | return c; |
| 1970 | } |
| 1971 | |
| 1972 | //________________________________________________________________________ |
| 1973 | void AliAnalysisTaskMuonPerformance::Zoom(TH1* h, Double_t fractionCut) |
| 1974 | { |
| 1975 | /// Reduce the range of the histogram by removing a given fration of the statistic at each edge |
| 1976 | |
| 1977 | Double_t maxEventsCut = fractionCut * h->GetEntries(); |
| 1978 | Int_t nBins = h->GetNbinsX(); |
| 1979 | |
| 1980 | // set low edge |
| 1981 | Int_t minBin; |
| 1982 | Double_t eventsCut = 0.; |
| 1983 | for (minBin = 1; minBin <= nBins; minBin++) { |
| 1984 | eventsCut += h->GetBinContent(minBin); |
| 1985 | if (eventsCut > maxEventsCut) break; |
| 1986 | } |
| 1987 | |
| 1988 | // set high edge |
| 1989 | Int_t maxBin; |
| 1990 | eventsCut = 0.; |
| 1991 | for (maxBin = nBins; maxBin >= 1; maxBin--) { |
| 1992 | eventsCut += h->GetBinContent(maxBin); |
| 1993 | if (eventsCut > maxEventsCut) break; |
| 1994 | } |
| 1995 | |
| 1996 | // set new axis range |
| 1997 | h->GetXaxis()->SetRange(--minBin, ++maxBin); |
| 1998 | } |
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