]>
Commit | Line | Data |
---|---|---|
7cc34f08 | 1 | //------------------------------------------------------------------------------ |
2 | // Implementation of AliPerformanceMatch class. It checks the track matching | |
3 | // quality (residuals, pulls) bewteen tracking detectors TPC-ITS and TPC-TRD | |
4 | // with TPC as the reference detector. In addition, the ITS and TRD track | |
5 | // reconstruction efficiency with respect to TPC is calculated. | |
6 | // | |
7 | // The matchinig quality parameters are stored in the THnSparse histograms. | |
8 | // The analysis of these histograms to extract reference information is done in | |
9 | // the Analyse() function (post-processing). | |
10 | // | |
11 | // The histograms with reference information can be exported to the ROOT folder. | |
12 | // | |
13 | // Author: J.Otwinowski 17/10/2009 | |
f69eb048 | 14 | // Changes by M.Knichel 22/10/2010 |
7cc34f08 | 15 | //------------------------------------------------------------------------------ |
16 | ||
17 | /* | |
18 | ||
19 | // after running comparison task, read the file, and get component | |
2bfe5463 | 20 | gROOT->LoadMacro("$ALICE_ROOT/PWGPP/Macros/LoadMyLibs.C"); |
7cc34f08 | 21 | LoadMyLibs(); |
22 | ||
23 | TFile f("Output.root"); | |
24 | AliPerformanceMatch * compObj = (AliPerformanceMatch*)coutput->FindObject("AliPerformanceMatchTPCTRD"); | |
25 | ||
26 | // analyse comparison data | |
27 | compObj->Analyse(); | |
28 | ||
29 | // the output histograms/graphs will be stored in the folder "folderMatch" | |
30 | compObj->GetAnalysisFolder()->ls("*"); | |
31 | ||
32 | // user can save whole comparison object (or only folder with anlysed histograms) | |
33 | // in the seperate output file (e.g.) | |
34 | TFile fout("Analysed_Match.root","recreate"); | |
35 | compObj->Write(); // compObj->GetAnalysisFolder()->Write(); | |
36 | fout.Close(); | |
37 | ||
38 | */ | |
39 | ||
40 | #include "TCanvas.h" | |
41 | #include "TH1.h" | |
42 | #include "TH2.h" | |
43 | #include "TAxis.h" | |
44 | #include "TF1.h" | |
45 | ||
46 | #include "AliPerformanceMatch.h" | |
47 | #include "AliESDEvent.h" | |
48 | #include "AliESDVertex.h" | |
49 | #include "AliESDtrack.h" | |
50 | #include "AliESDfriendTrack.h" | |
51 | #include "AliESDfriend.h" | |
52 | #include "AliLog.h" | |
53 | #include "AliMCEvent.h" | |
54 | #include "AliMCParticle.h" | |
55 | #include "AliHeader.h" | |
56 | #include "AliGenEventHeader.h" | |
57 | #include "AliStack.h" | |
58 | #include "AliMCInfoCuts.h" | |
59 | #include "AliRecInfoCuts.h" | |
60 | #include "AliTracker.h" | |
61 | #include "AliTRDtrackV1.h" | |
62 | #include "AliTreeDraw.h" | |
63 | ||
64 | using namespace std; | |
65 | ||
66 | ClassImp(AliPerformanceMatch) | |
67 | ||
f69eb048 | 68 | Bool_t AliPerformanceMatch::fgMergeTHnSparse = kFALSE; |
56958768 | 69 | Bool_t AliPerformanceMatch::fgUseMergeTHnSparse = kFALSE; |
f69eb048 | 70 | |
7cc34f08 | 71 | //_____________________________________________________________________________ |
72 | AliPerformanceMatch::AliPerformanceMatch(): | |
73 | AliPerformanceObject("AliPerformanceMatch"), | |
74 | fResolHisto(0), | |
75 | fPullHisto(0), | |
6b053687 | 76 | fTrackingEffHisto(0), |
9f5fbaba | 77 | fTPCConstrain(0), |
f69eb048 | 78 | fFolderObj(0), |
7cc34f08 | 79 | // Cuts |
80 | fCutsRC(0), | |
81 | fCutsMC(0), | |
82 | ||
83 | // histogram folder | |
f69eb048 | 84 | fAnalysisFolder(0), |
85 | ||
86 | fUseHLT(0) | |
7cc34f08 | 87 | { |
88 | Init(); | |
89 | } | |
90 | ||
91 | //_____________________________________________________________________________ | |
92 | AliPerformanceMatch::AliPerformanceMatch(Char_t* name="AliPerformanceMatch", Char_t* title="AliPerformanceMatch",Int_t analysisMode=0,Bool_t hptGenerator=kFALSE): | |
93 | AliPerformanceObject(name,title), | |
94 | fResolHisto(0), | |
95 | fPullHisto(0), | |
6b053687 | 96 | fTrackingEffHisto(0), |
9f5fbaba | 97 | fTPCConstrain(0), |
f69eb048 | 98 | fFolderObj(0), |
7cc34f08 | 99 | // Cuts |
100 | fCutsRC(0), | |
101 | fCutsMC(0), | |
102 | ||
103 | // histogram folder | |
f69eb048 | 104 | fAnalysisFolder(0), |
105 | fUseHLT(0) | |
7cc34f08 | 106 | { |
107 | // named constructor | |
108 | // | |
109 | SetAnalysisMode(analysisMode); | |
110 | SetHptGenerator(hptGenerator); | |
111 | ||
112 | Init(); | |
113 | } | |
114 | ||
115 | //_____________________________________________________________________________ | |
116 | AliPerformanceMatch::~AliPerformanceMatch() | |
117 | { | |
118 | // destructor | |
119 | ||
120 | if(fResolHisto) delete fResolHisto; fResolHisto=0; | |
6b053687 | 121 | if(fPullHisto) delete fPullHisto; fPullHisto=0; |
122 | if(fTrackingEffHisto) delete fTrackingEffHisto; fTrackingEffHisto = 0x0; | |
9f5fbaba | 123 | if(fTPCConstrain) delete fTPCConstrain; fTPCConstrain = 0x0; |
7cc34f08 | 124 | |
125 | if(fAnalysisFolder) delete fAnalysisFolder; fAnalysisFolder=0; | |
f69eb048 | 126 | if(fFolderObj) delete fFolderObj; fFolderObj=0; |
7cc34f08 | 127 | } |
128 | ||
129 | //_____________________________________________________________________________ | |
130 | void AliPerformanceMatch::Init(){ | |
131 | ||
132 | // | |
133 | // Make performance histogrms | |
134 | // | |
135 | ||
136 | // set pt bins | |
137 | Int_t nPtBins = 50; | |
ef1ed531 | 138 | Double_t ptMin = 1.e-2, ptMax = 20.; |
9f5fbaba | 139 | |
7cc34f08 | 140 | Double_t *binsPt = 0; |
ef1ed531 | 141 | |
7cc34f08 | 142 | if (IsHptGenerator()) { |
ef1ed531 | 143 | ptMax = 100.; |
144 | } | |
145 | binsPt = CreateLogAxis(nPtBins,ptMin,ptMax); | |
146 | ||
7cc34f08 | 147 | |
e2620de7 | 148 | // Double_t yMin = -0.02, yMax = 0.02; |
149 | // Double_t zMin = -12.0, zMax = 12.0; | |
150 | // if(GetAnalysisMode() == 0 || GetAnalysisMode() == 1) { | |
151 | // yMin = -100.; yMax = 100.; | |
152 | // zMin = -100.; zMax = 100.; | |
153 | // } | |
7cc34f08 | 154 | |
9f5fbaba | 155 | // |
156 | //init ITS TPC Mactching | |
157 | // | |
158 | if(GetAnalysisMode()==1){ | |
159 | // res_y:res_z:res_phi,res_lambda:res_pt:y:z:eta:phi:pt:isRec | |
160 | Int_t binsResolHisto[9]={100,100,100,100,100,90,30,nPtBins,2}; | |
161 | Double_t minResolHisto[9]={-1.,-1.,-0.03,-0.03,-0.2, 0., -1.5, ptMin,0}; | |
162 | Double_t maxResolHisto[9]={ 1., 1., 0.03, 0.03, 0.2, 2.*TMath::Pi(), 1.5, ptMax,2}; | |
163 | ||
164 | fResolHisto = new THnSparseF("fResolHisto","res_y:res_z:res_phi:res_lambda:res_pt:phi:eta:pt:isRec",9,binsResolHisto,minResolHisto,maxResolHisto); | |
165 | fResolHisto->SetBinEdges(7,binsPt); | |
166 | ||
167 | fResolHisto->GetAxis(0)->SetTitle("y-y_{ref} (cm)"); | |
168 | fResolHisto->GetAxis(1)->SetTitle("z-z_{ref} (cm)"); | |
169 | fResolHisto->GetAxis(2)->SetTitle("#phi-#phi_{ref} (rad)"); | |
170 | fResolHisto->GetAxis(3)->SetTitle("#lambda-#lambda_{ref} (rad)"); | |
171 | fResolHisto->GetAxis(4)->SetTitle("(p_{T}/p_{Tref}-1)"); | |
172 | fResolHisto->GetAxis(5)->SetTitle("#phi_{ref} (rad)"); | |
173 | fResolHisto->GetAxis(6)->SetTitle("#eta_{ref}"); | |
174 | fResolHisto->GetAxis(7)->SetTitle("p_{Tref} (GeV/c)"); | |
175 | fResolHisto->GetAxis(8)->SetTitle("isReconstructed"); | |
176 | fResolHisto->Sumw2(); | |
177 | ||
178 | //pull_y:pull_z:pull_snp:pull_tgl:pull_1pt:y:z:snp:tgl:1pt:isRec | |
179 | Int_t binsPullHisto[9]={100,100,100,100,100,90,30,nPtBins,2}; | |
180 | Double_t minPullHisto[9]={-5.,-5.,-5.,-5.,-5., 0.,-1.5, ptMin,0}; | |
181 | Double_t maxPullHisto[9]={ 5., 5., 5., 5., 5., 2.*TMath::Pi(), 1.5, ptMax,2}; | |
182 | fPullHisto = new THnSparseF("fPullHisto","pull_y:pull_z:pull_snp:pull_tgl:pull_1pt:phi:eta:1pt:isRec",9,binsPullHisto,minPullHisto,maxPullHisto); | |
183 | ||
184 | fPullHisto->GetAxis(0)->SetTitle("(y-y_{ref})/#sigma"); | |
185 | fPullHisto->GetAxis(1)->SetTitle("(z-z_{ref})/#sigma"); | |
186 | fPullHisto->GetAxis(2)->SetTitle("(sin#phi-sin#phi_{ref})/#sigma"); | |
187 | fPullHisto->GetAxis(3)->SetTitle("(tan#lambda-tan#lambda_{ref})/#sigma"); | |
188 | fPullHisto->GetAxis(4)->SetTitle("(p_{Tref}/p_{T}-1)/#sigma"); | |
189 | fPullHisto->GetAxis(5)->SetTitle("#phi_{ref} (rad)"); | |
190 | fPullHisto->GetAxis(6)->SetTitle("#eta_{ref}"); | |
191 | fPullHisto->GetAxis(7)->SetTitle("1/p_{Tref} (GeV/c)^{-1}"); | |
192 | fPullHisto->GetAxis(8)->SetTitle("isReconstructed"); | |
193 | fPullHisto->Sumw2(); | |
194 | } | |
6b053687 | 195 | |
9f5fbaba | 196 | // |
197 | //TPC ITS Mactching | |
198 | // | |
199 | if(GetAnalysisMode()==0){ | |
200 | // -> has match:y:z:snp:tgl:phi:pt:ITSclusters | |
201 | Int_t binsTrackingEffHisto[5] = { 2, 90, nPtBins, 30, 7 }; | |
202 | Double_t minTrackingEffHisto[5] = {-0.5, 0., ptMin, -1.5, -0.5 }; | |
203 | Double_t maxTrackingEffHisto[5] = { 1.5, 2*TMath::Pi(), ptMax, 1.5, 6.5 }; | |
204 | ||
205 | fTrackingEffHisto = new THnSparseF("fTrackingEffHisto","has match:phi:pt:eta:ITSclusters",5,binsTrackingEffHisto,minTrackingEffHisto,maxTrackingEffHisto); | |
206 | fTrackingEffHisto->SetBinEdges(2,binsPt); | |
207 | fTrackingEffHisto->GetAxis(0)->SetTitle("IsMatching"); | |
208 | fTrackingEffHisto->GetAxis(1)->SetTitle("phi (rad)"); | |
209 | fTrackingEffHisto->GetAxis(2)->SetTitle("p_{T}"); | |
210 | fTrackingEffHisto->GetAxis(3)->SetTitle("eta"); | |
211 | fTrackingEffHisto->GetAxis(4)->SetTitle("number of ITS clusters"); | |
212 | fTrackingEffHisto->Sumw2(); | |
213 | } | |
214 | ||
215 | // | |
216 | //TPC constraining to vertex | |
217 | // | |
218 | if(GetAnalysisMode()==2){ | |
219 | //initilization of fTPCConstrain | |
220 | Int_t binsTPCConstrain[4] = {100, 90, nPtBins, 30}; | |
221 | Double_t minTPCConstrain[4] = {-5, 0, ptMin, -1.5}; | |
222 | Double_t maxTPCConstrain[4] = {5, 2*TMath::Pi(), ptMax, 1.5}; | |
223 | ||
224 | fTPCConstrain = new THnSparseF("fTPCConstrain","pull_phi:phi:pt:eta",4, binsTPCConstrain,minTPCConstrain,maxTPCConstrain); | |
225 | fTPCConstrain->SetBinEdges(2,binsPt); | |
226 | fTPCConstrain->GetAxis(0)->SetTitle("(#phi-#phi_{ref})/#sigma"); | |
227 | fTPCConstrain->GetAxis(1)->SetTitle("phi (rad)"); | |
228 | fTPCConstrain->GetAxis(2)->SetTitle("p_{T}"); | |
229 | fTPCConstrain->GetAxis(3)->SetTitle("eta"); | |
230 | fTPCConstrain->Sumw2(); | |
231 | } | |
6b053687 | 232 | |
7cc34f08 | 233 | // Init cuts |
234 | if(!fCutsMC) | |
235 | AliDebug(AliLog::kError, "ERROR: Cannot find AliMCInfoCuts object"); | |
236 | if(!fCutsRC) | |
237 | AliDebug(AliLog::kError, "ERROR: Cannot find AliRecInfoCuts object"); | |
238 | ||
239 | // init folder | |
a13f4653 | 240 | fAnalysisFolder = CreateFolder("folderMatch","Analysis Matching Folder"); |
56958768 | 241 | |
242 | // save merge status in object | |
243 | fMergeTHnSparseObj = fgMergeTHnSparse; | |
244 | ||
e2620de7 | 245 | delete [] binsPt; |
246 | ||
7cc34f08 | 247 | } |
248 | ||
6b053687 | 249 | //_____________________________________________________________________________ |
1833a193 | 250 | void AliPerformanceMatch::ProcessITSTPC(Int_t iTrack, AliESDEvent *const esdEvent, AliStack* /*const stack*/, AliESDtrack *const esdTrack) |
6b053687 | 251 | { |
252 | // | |
253 | // addition to standard analysis - check if ITS stand-alone tracks have a match in the TPC | |
a13f4653 | 254 | // Origin: A. Kalwait |
255 | // Modified: J. Otwinowski | |
65c87d0e | 256 | if(!esdEvent) return; |
6b053687 | 257 | if(!esdTrack) return; |
1833a193 | 258 | // if(!esdFriendTrack) return; |
6b053687 | 259 | |
65c87d0e | 260 | // ITS stand alone tracks with SPD layers |
261 | if(!(esdTrack->GetStatus() & AliESDtrack::kITSpureSA)) return; | |
262 | if(!(esdTrack->GetStatus() & AliESDtrack::kITSrefit)) return; | |
1833a193 | 263 | if(esdTrack->GetNcls(0)<4) return; |
264 | if(!esdTrack->HasPointOnITSLayer(0) && !esdTrack->HasPointOnITSLayer(1)) return; | |
265 | ||
266 | const AliESDVertex* vtxESD = esdEvent->GetPrimaryVertexTracks(); | |
267 | // const AliESDVertex *vtxESD = esdEvent->GetPrimaryVertexTPC(); | |
268 | AliESDtrack* tpcTrack2 = NULL; | |
6b053687 | 269 | Bool_t hasMatch = kFALSE; |
1833a193 | 270 | for (Int_t jTrack = 0; jTrack < esdEvent->GetNumberOfTracks(); jTrack++) { |
271 | // loop for all those tracks and check if the corresponding TPC track is found | |
272 | if (jTrack==iTrack) continue; | |
273 | AliESDtrack *trackTPC = esdEvent->GetTrack(jTrack); | |
274 | if (!trackTPC) continue; | |
275 | if (!trackTPC->GetTPCInnerParam()) continue; | |
276 | if(!(trackTPC->GetStatus() & AliESDtrack::kTPCrefit)) continue; | |
277 | ||
278 | // TPC nClust/track after first tracking pass | |
279 | // if(trackTPC->GetTPCNclsIter1()<fCutsRC->GetMinNClustersTPC()) continue; | |
280 | tpcTrack2 = AliESDtrackCuts::GetTPCOnlyTrack(esdEvent, jTrack); | |
281 | if(!tpcTrack2) continue; | |
282 | if(!tpcTrack2->RelateToVertex(vtxESD,esdEvent->GetMagneticField(),100.)) { delete tpcTrack2; continue; } | |
283 | ||
284 | if(!fCutsRC->AcceptTrack(tpcTrack2)) { delete tpcTrack2; continue; } | |
285 | // check matching | |
286 | if (TMath::Abs(esdTrack->GetY() - tpcTrack2->GetY()) > 3) { delete tpcTrack2; continue; } | |
287 | if (TMath::Abs(esdTrack->GetSnp() - tpcTrack2->GetSnp()) > 0.2) { delete tpcTrack2; continue; } | |
288 | if (TMath::Abs(esdTrack->GetTgl() - tpcTrack2->GetTgl()) > 0.2) { delete tpcTrack2; continue; } | |
6b053687 | 289 | |
1833a193 | 290 | hasMatch=kTRUE; |
291 | break; | |
292 | } | |
293 | ||
294 | FillHistograms(tpcTrack2,esdTrack,hasMatch); | |
295 | /* if(tpcTrack2) { | |
296 | delete tpcTrack2; | |
297 | ||
298 | }*/ | |
6b053687 | 299 | } |
300 | ||
7cc34f08 | 301 | //_____________________________________________________________________________ |
1833a193 | 302 | void AliPerformanceMatch::ProcessTPCITS(AliStack* /*const stack*/, AliESDtrack *const esdTrack) |
7cc34f08 | 303 | { |
304 | // | |
305 | // Match TPC and ITS min-bias tracks | |
306 | // at radius between detectors | |
307 | // | |
308 | if(!esdTrack) return; | |
1833a193 | 309 | // if(!esdFriendTrack) return; |
7cc34f08 | 310 | |
1833a193 | 311 | Bool_t isTPC = kFALSE; |
312 | Bool_t isMatch = kFALSE; | |
7cc34f08 | 313 | |
7cc34f08 | 314 | |
1833a193 | 315 | if(esdTrack->Charge()==0) return; |
316 | if(!esdTrack->GetTPCInnerParam()) return; | |
317 | if(!(esdTrack->GetStatus()&AliESDtrack::kTPCrefit)) return; | |
a13f4653 | 318 | |
1833a193 | 319 | if(!fCutsRC->AcceptTrack(esdTrack)) return; |
7cc34f08 | 320 | |
1833a193 | 321 | isTPC = kTRUE; |
322 | ||
323 | if( (esdTrack->GetStatus()&AliESDtrack::kITSrefit)) | |
324 | isMatch = kTRUE; | |
325 | ||
326 | if(isTPC){ | |
327 | Double_t vecTrackingEff[5] = { isMatch,esdTrack->Phi(), esdTrack->Pt(),esdTrack->Eta(),esdTrack->GetITSclusters(0) }; | |
328 | fTrackingEffHisto->Fill(vecTrackingEff); | |
7cc34f08 | 329 | } |
7cc34f08 | 330 | } |
331 | ||
332 | //_____________________________________________________________________________ | |
1833a193 | 333 | /*void AliPerformanceMatch::ProcessTPCTRD(AliStack* , AliESDtrack *const esdTrack, AliESDfriendTrack *const esdFriendTrack) |
7cc34f08 | 334 | { |
1833a193 | 335 | return; |
336 | }*/ | |
7cc34f08 | 337 | |
9f5fbaba | 338 | void AliPerformanceMatch::ProcessTPCConstrain(AliStack* /*const stack*/, AliESDEvent *const esdEvent, AliESDtrack *const esdTrack){ |
339 | // | |
340 | // Contrain TPC inner track to the vertex | |
341 | // then compare to the global tracks | |
342 | // | |
343 | if(!esdTrack) return; | |
344 | if(esdTrack->Charge()==0) return; | |
345 | ||
346 | if(!esdTrack->GetTPCInnerParam()) return; | |
347 | if(!(esdTrack->GetStatus()&AliESDtrack::kITSrefit)) return; | |
348 | if(!(esdTrack->GetStatus()&AliESDtrack::kTPCrefit)) return; | |
349 | if(!fCutsRC->AcceptTrack(esdTrack)) return; | |
350 | ||
351 | Double_t x[3]; esdTrack->GetXYZ(x); | |
352 | Double_t b[3]; AliTracker::GetBxByBz(x,b); | |
353 | Bool_t isOK = kFALSE; | |
354 | const AliESDVertex* vtxESD = esdEvent->GetPrimaryVertexTracks(); | |
355 | ||
356 | AliExternalTrackParam * TPCinner = (AliExternalTrackParam *)esdTrack->GetTPCInnerParam(); | |
357 | if(!TPCinner) return; | |
358 | ||
359 | // isOK = TPCinner->Rotate(esdTrack->GetAlpha()); | |
360 | //isOK = TPCinner->PropagateTo(esdTrack->GetX(),esdEvent->GetMagneticField()); | |
361 | ||
362 | AliExternalTrackParam * TPCinnerC = new AliExternalTrackParam(*TPCinner); | |
77c4ed5f | 363 | if (TPCinnerC) { |
364 | isOK = TPCinnerC->ConstrainToVertex(vtxESD, b); | |
9f5fbaba | 365 | |
77c4ed5f | 366 | // transform to the track reference frame |
367 | isOK = TPCinnerC->Rotate(esdTrack->GetAlpha()); | |
368 | isOK = TPCinnerC->PropagateTo(esdTrack->GetX(),esdEvent->GetMagneticField()); | |
369 | } | |
9f5fbaba | 370 | if(!isOK) return; |
371 | ||
372 | Double_t sigmaPhi=0,deltaPhi=0,pullPhi=0; | |
373 | deltaPhi = TPCinnerC->GetSnp() - esdTrack->GetSnp(); | |
374 | sigmaPhi = TMath::Sqrt(esdTrack->GetSigmaSnp2()+TPCinnerC->GetSigmaSnp2()); | |
375 | if(sigmaPhi!=0) | |
376 | pullPhi = deltaPhi/sigmaPhi; | |
377 | ||
378 | Double_t vTPCConstrain[4] = {pullPhi,esdTrack->Phi(),esdTrack->Pt(),esdTrack->Eta()}; | |
379 | fTPCConstrain->Fill(vTPCConstrain); | |
380 | ||
381 | if(TPCinnerC) | |
382 | delete TPCinnerC; | |
383 | ||
384 | return; | |
385 | } | |
7cc34f08 | 386 | //_____________________________________________________________________________ |
1833a193 | 387 | void AliPerformanceMatch::FillHistograms(AliESDtrack *const refParam, AliESDtrack *const param, Bool_t isRec) |
7cc34f08 | 388 | { |
389 | // | |
390 | // fill performance histograms | |
391 | // (TPC always as reference) | |
392 | // | |
7cc34f08 | 393 | |
1833a193 | 394 | if(!refParam) return; |
395 | if(!param) return; | |
396 | if(!isRec) return; | |
397 | ||
7cc34f08 | 398 | // |
399 | // Deltas (dy,dz,dphi,dtheta,dpt) | |
400 | // | |
401 | Float_t delta[5] = {0}; | |
402 | if(param && isRec) { | |
403 | delta[0] = param->GetY()-refParam->GetY(); | |
404 | delta[1] = param->GetZ()-refParam->GetZ(); | |
405 | delta[2] = TMath::ATan2(param->Py(),param->Px())-TMath::ATan2(refParam->Py(),refParam->Px()); | |
406 | delta[3] = TMath::ATan2(param->Pz(),param->Pt())-TMath::ATan2(refParam->Pz(),refParam->Pt()); | |
407 | if(refParam->Pt()) delta[4] = (param->Pt()-refParam->Pt())/refParam->Pt(); | |
408 | } | |
409 | // | |
410 | // Pulls (y,z,snp,tanl,1/pt) | |
411 | // | |
412 | Float_t sigma[5] = {0}; | |
413 | Float_t pull[5] = {0}; | |
414 | if(param && isRec) { | |
415 | sigma[0] = TMath::Sqrt(param->GetSigmaY2()+refParam->GetSigmaY2()); | |
416 | sigma[1] = TMath::Sqrt(param->GetSigmaZ2()+refParam->GetSigmaZ2()); | |
417 | sigma[2] = TMath::Sqrt(param->GetSigmaSnp2()+refParam->GetSigmaSnp2()); | |
418 | sigma[3] = TMath::Sqrt(param->GetSigmaTgl2()+refParam->GetSigmaTgl2()); | |
419 | sigma[4] = TMath::Sqrt(param->GetSigma1Pt2()+refParam->GetSigma1Pt2()); | |
420 | if(sigma[0]) pull[0] = delta[0] / sigma[0]; | |
421 | if(sigma[1]) pull[1] = delta[1] / sigma[1]; | |
422 | if(sigma[2]) pull[2] = (param->GetSnp()-refParam->GetSnp()) / sigma[2]; | |
423 | if(sigma[3]) pull[3] = (param->GetTgl()-refParam->GetTgl()) / sigma[3]; | |
424 | if(sigma[4]) pull[4] = (param->OneOverPt()-refParam->OneOverPt()) / sigma[4]; | |
425 | } | |
426 | ||
427 | // Fill histograms | |
1833a193 | 428 | Double_t vResolHisto[9] = {delta[0],delta[1],delta[2],delta[3],delta[4],refParam->Phi(),refParam->Eta(),refParam->Pt(),isRec}; |
429 | if(fabs(pull[4])<5) | |
430 | fResolHisto->Fill(vResolHisto); | |
7cc34f08 | 431 | |
1833a193 | 432 | Double_t vPullHisto[9] = {pull[0],pull[1],pull[2],pull[3],pull[4],refParam->Phi(),refParam->Eta(),refParam->OneOverPt(),isRec}; |
433 | if(fabs(pull[4])<5) | |
434 | fPullHisto->Fill(vPullHisto); | |
7cc34f08 | 435 | } |
436 | ||
437 | //_____________________________________________________________________________ | |
1833a193 | 438 | void AliPerformanceMatch::Exec(AliMCEvent* const mcEvent, AliESDEvent *const esdEvent, AliESDfriend */*const esdFriend*/, const Bool_t bUseMC, const Bool_t /*bUseESDfriend*/) |
7cc34f08 | 439 | { |
440 | // Process comparison information | |
441 | // | |
442 | if(!esdEvent) | |
443 | { | |
444 | Error("Exec","esdEvent not available"); | |
445 | return; | |
446 | } | |
447 | AliHeader* header = 0; | |
448 | AliGenEventHeader* genHeader = 0; | |
449 | AliStack* stack = 0; | |
450 | TArrayF vtxMC(3); | |
451 | ||
452 | if(bUseMC) | |
453 | { | |
454 | if(!mcEvent) { | |
455 | Error("Exec","mcEvent not available"); | |
456 | return; | |
457 | } | |
458 | // get MC event header | |
459 | header = mcEvent->Header(); | |
460 | if (!header) { | |
461 | Error("Exec","Header not available"); | |
462 | return; | |
463 | } | |
464 | // MC particle stack | |
465 | stack = mcEvent->Stack(); | |
466 | if (!stack) { | |
467 | Error("Exec","Stack not available"); | |
468 | return; | |
469 | } | |
470 | // get MC vertex | |
471 | genHeader = header->GenEventHeader(); | |
472 | if (!genHeader) { | |
473 | Error("Exec","Could not retrieve genHeader from Header"); | |
474 | return; | |
475 | } | |
476 | genHeader->PrimaryVertex(vtxMC); | |
477 | } | |
478 | ||
479 | // use ESD friends | |
1833a193 | 480 | /* if(bUseESDfriend) { |
7cc34f08 | 481 | if(!esdFriend) { |
482 | Error("Exec","esdFriend not available"); | |
483 | return; | |
484 | } | |
1833a193 | 485 | }*/ |
7cc34f08 | 486 | |
e6a60a90 | 487 | // trigger |
046b4280 | 488 | if(!bUseMC && GetTriggerClass()) { |
4bb5f8a9 | 489 | Bool_t isEventTriggered = esdEvent->IsTriggerClassFired(GetTriggerClass()); |
490 | if(!isEventTriggered) return; | |
491 | } | |
e6a60a90 | 492 | |
493 | // get TPC event vertex | |
494 | const AliESDVertex *vtxESD = esdEvent->GetPrimaryVertexTPC(); | |
495 | if(vtxESD && (vtxESD->GetStatus()<=0)) return; | |
496 | ||
7cc34f08 | 497 | // Process events |
498 | for (Int_t iTrack = 0; iTrack < esdEvent->GetNumberOfTracks(); iTrack++) | |
499 | { | |
500 | AliESDtrack *track = esdEvent->GetTrack(iTrack); | |
501 | if(!track) continue; | |
502 | ||
1833a193 | 503 | /*AliESDfriendTrack *friendTrack=0; |
7cc34f08 | 504 | if(bUseESDfriend) { |
505 | friendTrack=esdFriend->GetTrack(iTrack); | |
506 | if(!friendTrack) continue; | |
1833a193 | 507 | }*/ |
508 | ||
509 | if(GetAnalysisMode() == 0){ | |
9f5fbaba | 510 | if(!IsUseTOFBunchCrossing()){ |
1833a193 | 511 | ProcessTPCITS(stack,track); |
9f5fbaba | 512 | } |
1833a193 | 513 | else |
9f5fbaba | 514 | if( track->GetTOFBunchCrossing(esdEvent->GetMagneticField())==0) { |
1833a193 | 515 | ProcessTPCITS(stack,track); |
9f5fbaba | 516 | } |
1833a193 | 517 | } |
518 | /* else if(GetAnalysisMode() == 2) ProcessTPCTRD(stack,track,friendTrack);*/ | |
9f5fbaba | 519 | else if(GetAnalysisMode() == 1) {ProcessITSTPC(iTrack,esdEvent,stack,track);} |
520 | else if(GetAnalysisMode() == 2){ | |
521 | if(!IsUseTOFBunchCrossing()){ | |
522 | ProcessTPCConstrain(stack,esdEvent,track); | |
523 | } | |
524 | else | |
525 | if( track->GetTOFBunchCrossing(esdEvent->GetMagneticField())==0) { | |
526 | ProcessTPCConstrain(stack,esdEvent,track); | |
527 | } | |
7cc34f08 | 528 | } |
7cc34f08 | 529 | else { |
530 | printf("ERROR: AnalysisMode %d \n",fAnalysisMode); | |
531 | return; | |
532 | } | |
533 | } | |
1833a193 | 534 | |
7cc34f08 | 535 | } |
536 | ||
537 | //_____________________________________________________________________________ | |
538 | TH1F* AliPerformanceMatch::MakeResol(TH2F * his, Int_t integ, Bool_t type, Int_t cut){ | |
539 | // Create resolution histograms | |
540 | ||
541 | TH1F *hisr, *hism; | |
542 | if (!gPad) new TCanvas; | |
543 | hisr = AliTreeDraw::CreateResHistoII(his,&hism,integ,kTRUE,cut); | |
544 | if (type) return hism; | |
545 | else | |
546 | return hisr; | |
547 | } | |
548 | ||
549 | //_____________________________________________________________________________ | |
550 | void AliPerformanceMatch::Analyse() { | |
551 | // Analyse comparison information and store output histograms | |
552 | // in the folder "folderMatch" | |
553 | // | |
f69eb048 | 554 | TString selString; |
555 | /* | |
7cc34f08 | 556 | TH1::AddDirectory(kFALSE); |
557 | TH1F *h=0; | |
558 | TH1F *h2=0; | |
559 | TH2F *h2D=0; | |
f69eb048 | 560 | */ |
7cc34f08 | 561 | TObjArray *aFolderObj = new TObjArray; |
562 | ||
563 | // write results in the folder | |
f69eb048 | 564 | // TCanvas * c = new TCanvas("Phi resol Tan","Phi resol Tan"); |
565 | // c->cd(); | |
7cc34f08 | 566 | |
f69eb048 | 567 | // char name[256]; |
568 | // char title[256]; | |
7cc34f08 | 569 | |
9f5fbaba | 570 | if(GetAnalysisMode()==1) { |
a13f4653 | 571 | |
1833a193 | 572 | fResolHisto->GetAxis(8)->SetRangeUser(1.0,2.0); // only reconstructed |
573 | fPullHisto->GetAxis(8)->SetRangeUser(1.0,2.0); // only reconstructed | |
7cc34f08 | 574 | for(Int_t i=0; i<5; i++) |
7cc34f08 | 575 | { |
1833a193 | 576 | for(Int_t j=5; j<8; j++) |
577 | { | |
578 | //if(j!=8) fResolHisto->GetAxis(8)->SetRangeUser(-0.9,0.89); // eta window | |
579 | if(j!=6) fResolHisto->GetAxis(6)->SetRangeUser(0.0,1.49); // eta window | |
580 | else fResolHisto->GetAxis(6)->SetRangeUser(-1.5,1.49); | |
581 | fResolHisto->GetAxis(7)->SetRangeUser(0.01,10.); // pt threshold | |
582 | ||
583 | selString = "resol"; | |
584 | AddProjection(aFolderObj, "match", fResolHisto, i, j, &selString); | |
585 | ||
586 | ||
587 | if(j!=6) fPullHisto->GetAxis(6)->SetRangeUser(0.0,1.49); // eta window | |
588 | else fPullHisto->GetAxis(6)->SetRangeUser(-1.5,1.49); // eta window | |
589 | fPullHisto->GetAxis(7)->SetRangeUser(0.01,10.); // pt threshold | |
590 | selString = "pull"; | |
591 | AddProjection(aFolderObj, "match", fPullHisto, i, j, &selString); | |
592 | ||
593 | } | |
7cc34f08 | 594 | } |
595 | } | |
a13f4653 | 596 | // |
597 | // TPC efficiency wrt ITS | |
598 | // | |
1833a193 | 599 | if(GetAnalysisMode()==0) { |
f69eb048 | 600 | selString = "trackingeff"; |
601 | AddProjection(aFolderObj, "match", fTrackingEffHisto, 0, &selString); | |
1833a193 | 602 | |
603 | for(Int_t i=1; i<5; i++) | |
604 | { | |
605 | // all ITS standalone tracks | |
606 | fTrackingEffHisto->GetAxis(0)->SetRange(1,fTrackingEffHisto->GetAxis(0)->GetNbins()); | |
607 | selString = "trackingeff_all"; | |
608 | AddProjection(aFolderObj, "match", fTrackingEffHisto, i, 3,&selString); | |
609 | ||
a13f4653 | 610 | // TPC tracks which has matching with TPC |
1833a193 | 611 | fTrackingEffHisto->GetAxis(0)->SetRange(2,2); |
612 | selString = "trackingeff_tpc"; | |
613 | AddProjection(aFolderObj, "match", fTrackingEffHisto, i, 3,&selString); | |
f69eb048 | 614 | } |
f69eb048 | 615 | } |
616 | ||
9f5fbaba | 617 | // |
618 | //TPC constrained to vertex | |
619 | // | |
620 | if(GetAnalysisMode()==2) { | |
621 | selString = "tpc"; | |
622 | // for(Int_t i=1; i<4; i++) | |
623 | AddProjection(aFolderObj, "constrain", fTPCConstrain, 0, 1, 2, &selString); | |
624 | AddProjection(aFolderObj, "constrain", fTPCConstrain, 0, 1, 3, &selString); | |
625 | AddProjection(aFolderObj, "constrain", fTPCConstrain, 0, 2, 3, &selString); | |
626 | } | |
627 | ||
f69eb048 | 628 | printf("exportToFolder\n"); |
7cc34f08 | 629 | fAnalysisFolder = ExportToFolder(aFolderObj); |
1833a193 | 630 | |
7cc34f08 | 631 | // delete only TObjArray |
f69eb048 | 632 | if(fFolderObj) delete fFolderObj; |
633 | fFolderObj = aFolderObj; | |
1833a193 | 634 | aFolderObj=0; |
f69eb048 | 635 | |
1833a193 | 636 | } |
7cc34f08 | 637 | |
f69eb048 | 638 | |
7cc34f08 | 639 | //_____________________________________________________________________________ |
640 | TFolder* AliPerformanceMatch::ExportToFolder(TObjArray * array) | |
641 | { | |
642 | // recreate folder avery time and export objects to new one | |
643 | // | |
644 | AliPerformanceMatch * comp=this; | |
645 | TFolder *folder = comp->GetAnalysisFolder(); | |
646 | ||
647 | TString name, title; | |
648 | TFolder *newFolder = 0; | |
649 | Int_t i = 0; | |
650 | Int_t size = array->GetSize(); | |
651 | ||
652 | if(folder) { | |
653 | // get name and title from old folder | |
654 | name = folder->GetName(); | |
655 | title = folder->GetTitle(); | |
656 | ||
657 | // delete old one | |
658 | delete folder; | |
659 | ||
660 | // create new one | |
661 | newFolder = CreateFolder(name.Data(),title.Data()); | |
662 | newFolder->SetOwner(); | |
663 | ||
664 | // add objects to folder | |
665 | while(i < size) { | |
1833a193 | 666 | newFolder->Add(array->At(i)); |
667 | i++; | |
668 | } | |
7cc34f08 | 669 | } |
1833a193 | 670 | |
671 | return newFolder; | |
7cc34f08 | 672 | } |
1833a193 | 673 | |
f69eb048 | 674 | //_____________________________________________________________________________ |
675 | TFolder* AliPerformanceMatch::CreateFolder(TString name,TString title) { | |
676 | // create folder for analysed histograms | |
677 | // | |
678 | TFolder *folder = 0; | |
679 | folder = new TFolder(name.Data(),title.Data()); | |
680 | ||
681 | return folder; | |
682 | } | |
683 | ||
7cc34f08 | 684 | //_____________________________________________________________________________ |
685 | Long64_t AliPerformanceMatch::Merge(TCollection* const list) | |
686 | { | |
687 | // Merge list of objects (needed by PROOF) | |
688 | ||
689 | if (!list) | |
690 | return 0; | |
691 | ||
692 | if (list->IsEmpty()) | |
693 | return 1; | |
56958768 | 694 | |
695 | Bool_t merge = ((fgUseMergeTHnSparse && fgMergeTHnSparse) || (!fgUseMergeTHnSparse && fMergeTHnSparseObj)); | |
7cc34f08 | 696 | |
697 | TIterator* iter = list->MakeIterator(); | |
698 | TObject* obj = 0; | |
f69eb048 | 699 | TObjArray* objArrayList = 0; |
700 | objArrayList = new TObjArray(); | |
7cc34f08 | 701 | |
702 | // collection of generated histograms | |
703 | Int_t count=0; | |
704 | while((obj = iter->Next()) != 0) | |
705 | { | |
f69eb048 | 706 | AliPerformanceMatch* entry = dynamic_cast<AliPerformanceMatch*>(obj); |
707 | if (entry == 0) continue; | |
56958768 | 708 | if (merge) { |
f69eb048 | 709 | if ((fResolHisto) && (entry->fResolHisto)) { fResolHisto->Add(entry->fResolHisto); } |
710 | if ((fPullHisto) && (entry->fPullHisto)) { fPullHisto->Add(entry->fPullHisto); } | |
711 | if ((fTrackingEffHisto) && (entry->fTrackingEffHisto)) { fTrackingEffHisto->Add(entry->fTrackingEffHisto); } | |
9f5fbaba | 712 | |
713 | if ((fTPCConstrain) && (entry->fTPCConstrain)) { fTPCConstrain->Add(entry->fTPCConstrain); } | |
f69eb048 | 714 | } |
715 | // the analysisfolder is only merged if present | |
716 | if (entry->fFolderObj) { objArrayList->Add(entry->fFolderObj); } | |
7cc34f08 | 717 | |
f69eb048 | 718 | count++; |
7cc34f08 | 719 | } |
f69eb048 | 720 | if (fFolderObj) { fFolderObj->Merge(objArrayList); } |
721 | // to signal that track histos were not merged: reset | |
9f5fbaba | 722 | if (!merge) { fResolHisto->Reset(); fPullHisto->Reset(); fTrackingEffHisto->Reset(); fTPCConstrain->Reset(); } |
f69eb048 | 723 | // delete |
724 | if (objArrayList) delete objArrayList; objArrayList=0; | |
7cc34f08 | 725 | return count; |
726 | } |