]> git.uio.no Git - u/mrichter/AliRoot.git/blame - TPC/AnalyzeESDtracks.C
git://git.uio.no / u / mrichter / AliRoot.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
Adjusted fraction for CE Analysis(Marian)
[u/mrichter/AliRoot.git] / TPC / AnalyzeESDtracks.C
CommitLineData
eaad8c01 1//
2// Process ESD tracks -
3// Extract TPC tracks - write them to tree
4//
5/*
6 .L AnalyzeESDtracks.C+
7 .L AliGenInfo.C+
a2411279 8 AnalyzeESDtracks(567); // process tracks
eaad8c01 9 // Tracks are written to the file "TPCtracks.root"
10 // Now yo can analyze it
11 TFile fesd("AliESDs.root");
12 TTree * treeE = (TTree*)fesd.Get("esdTree");
13 TFile f("TPCtracks.root")
14 TTree * tree =(TTree*)f.Get("Tracks");
15 AliComparisonDraw comp;
16 comp->fTree = tree;
17
18*/
19
20//
21
22/*
23.L AnalyzeESDtracks.C+
24.L AliGenInfo.C+
25
a2411279 26//AnalyzeESDtracks(567);
eaad8c01 27
28
29TFile fesd("AliESDs.root");
30TTree * treeE = (TTree*)fesd.Get("esdTree");
31TFile f("TPCtracks.root")
32TTree * tree =(TTree*)f.Get("Tracks");
33AliComparisonDraw comp;
34comp->fTree = tree;
35
36TFile fs("TPCsignal.root");
37TTree *treeB =(TTree*)fs.Get("SignalB");
38TTree *treeN =(TTree*)fs.Get("SignalN");
39TTree *treeS =(TTree*)fs.Get("Signal");
40TTree *treef =(TTree*)fs.Get("Fit");
41
42
43FitSignals(treeB,"Max-Median>100&&RMS06<2.5")
44TFile ffit("FitSignal.root");
45TTree * treeF = (TTree*)ffit->Get("Fit");
46
47
48TChain chaincl("TreeR","TreeR")
49chaincl.Add("TPC.RecPoints.root/Event0/TreeR")
50chaincl.Add("TPC.RecPoints1.root/Event1/TreeR")
51chaincl.Add("TPC.RecPoints2.root/Event2/TreeR")
52chaincl.Add("TPC.RecPoints3.root/Event3/TreeR")
53
54*/
55
56
57
58#include "TObject.h"
59#include "TFile.h"
60#include "TTree.h"
a82f6396 61#include "TChain.h"
eaad8c01 62#include "TBranch.h"
63#include "TTreeStream.h"
64#include "TEventList.h"
65#include "TCut.h"
66#include "TFitter.h"
67#include "TMatrixD.h"
663296cb 68#include "TRobustEstimator.h"
eaad8c01 69
70#include "AliLog.h"
71#include "AliMagF.h"
72
73#include "AliESD.h"
74#include "AliESDfriend.h"
75#include "AliESDtrack.h"
76#include "AliTracker.h"
77#include "AliTPCseed.h"
78#include "AliTPCclusterMI.h"
663296cb 79#include "AliTPCParamSR.h"
80#include "AliTPCROC.h"
81
82
eaad8c01 83#include "TTreeStream.h"
84#include "TF1.h"
85#include "TGraph.h"
86#include "AliSignalProcesor.h"
87#include "TCanvas.h"
88
89
663296cb 90void FitSignals(TTree * treeB, TCut cut="Max-Median>150&&RMS06<2&&abs(Median-Mean09)<0.5", Int_t maxS=100);
ba6ac751 91void LaserCalib(TTreeSRedirector & cstream, TTree * chain, Float_t tmin, Float_t tmax, Float_t fraction=0.7);
de31eda2 92
a82f6396 93void AnalyzeESDtracks(Int_t run){
eaad8c01 94 //
95 // output redirect
a2411279 96 TTreeSRedirector * pcstream = new TTreeSRedirector("TPCtracks.root");
97 TTreeSRedirector &cstream = *pcstream;
eaad8c01 98 //
99 // dummy magnetic field
100 AliMagF mag("aaa","aaa",1,1,10);
101 AliTracker::SetFieldMap(&mag,kTRUE);
102 TFile f("AliESDs.root");
103 TTree * tree =(TTree*)f.Get("esdTree");
104 AliESD * esd =0;
105 tree->SetBranchAddress("ESD",&esd);
106 AliESDfriend *evf=0;
107 tree->AddFriend("esdFriendTree","AliESDfriends.root");
108 tree->SetBranchAddress("ESDfriend",&evf);
109
110 Int_t nevents = tree->GetEntries();
111 TClonesArray *clusters = new TClonesArray("AliTPCclusterMI",160);
112 for (Int_t irow=0; irow<160; irow++){
113 new ((*clusters)[irow]) AliTPCclusterMI; // iitial dummy clusters
114 }
115
116 for (Int_t ievent=0; ievent<nevents; ievent++){
117 tree->GetEntry(ievent);
118 if (!esd) continue;
119 if (!evf) continue;
120 esd->SetESDfriend(evf); //Attach the friend to the ESD
121 for (Int_t itrack =0; itrack<esd->GetNumberOfTracks(); itrack++){
122 // Int_t itrack = 0;
123 if (esd->GetTrack(itrack)->GetFriendTrack()==0) continue;
124 AliESDtrack * etrack = esd->GetTrack(itrack);
125 AliESDfriendTrack * ftrack = (AliESDfriendTrack *)esd->GetTrack(itrack)->GetFriendTrack();
126 AliTPCseed * seed = (AliTPCseed*)(ftrack->GetCalibObject(0));
127 if (!seed) continue;
128 for (Int_t irow=0; irow<160; irow++){
129 if (seed->GetClusterFast(irow)){
130 AliTPCclusterMI * cl = new ((*clusters)[irow]) AliTPCclusterMI(*(seed->GetClusterFast(irow)));
131 cl->SetLabel(itrack,0);
132 }
133 else{
134 AliTPCclusterMI * cl = (AliTPCclusterMI*)clusters->At(irow);
135 cl->SetX(0); cl->SetY(0); cl->SetZ(0); cl->SetQ(0); cl->SetLabel(-1,0);
136 }
137 }
138 Float_t dEdx = seed->GetdEdx();
139 Float_t dEdxI = seed->CookdEdx(0.05,0.6,0,77);
140 Float_t dEdxO = seed->CookdEdx(0.05,0.6,78,155);
141 Int_t ncl = seed->GetNumberOfClusters();
142 cstream<<"Tracks"<<
143 "Run="<<run<<
a82f6396 144 "Ncl="<<ncl<<
eaad8c01 145 "Event="<<ievent<<
146 "dEdx="<<dEdx<<
147 "dEdxI="<<dEdxI<<
148 "dEdxO="<<dEdxO<<
149 "Track.="<<seed<<
150 "Etrack.="<<etrack<<
151 "Cl.="<<clusters<<
152 "\n";
153 }
154 }
a2411279 155 delete pcstream;
a82f6396 156 //
157 // Fit signal part
158 //
159 TFile fs("TPCsignal.root");
160 TTree *treeB =(TTree*)fs.Get("SignalB");
663296cb 161 //
162 // Fit central electrode part
163 //
164 TTreeSRedirector * pcestream = new TTreeSRedirector("TimeRoot.root");
165 TTree * treece = (TTree*)fs.Get("Signalce");
166 if (tree) {
ba6ac751 167 LaserCalib(*pcestream, treece, 900,1000, 0.7);
663296cb 168 delete pcestream;
169 }
ba6ac751 170 FitSignals(treeB,"Max-Median>150&&RMS06<1.0&&RMS09<1.5&&abs(Median-Mean09)<0.2&&abs(Mean06-Mean09)<0.2",1000);
663296cb 171 //
eaad8c01 172}
173
174
663296cb 175void FitSignals(TTree * treeB, TCut cut, Int_t max){
eaad8c01 176 AliSignalProcesor proc;
177 TF1 * f1 = proc.GetAsymGauss();
178 TTreeSRedirector cstream("FitSignal.root");
179 TFile *f = cstream.GetFile();
180
181 char lname[100];
182 sprintf(lname,"Fit%s", cut.GetTitle());
183 TEventList *list = new TEventList(lname,lname);
184 sprintf(lname,">>Fit%s", cut.GetTitle());
185 treeB->Draw(lname,cut);
186 treeB->SetEventList(list);
663296cb 187 Int_t nFits=0;
eaad8c01 188 for (Int_t ievent=0; ievent<list->GetN(); ievent++){
663296cb 189 if (nFits>max) break;
190 if (nFits%50==0) printf("%d\n",nFits);
eaad8c01 191 char ename[100];
192 sprintf(ename,"Fit%d", ievent);
193 Double_t nsample = treeB->Draw("Graph.fY-Mean09:Graph.fX","","",1,ievent);
194 Double_t * signal = treeB->GetV1();
195 Double_t * time = treeB->GetV2();
196 Double_t maxpos =0;
197 Double_t max = 0;
198 for (Int_t ipos = 0; ipos<nsample; ipos++){
199 if (signal[ipos]>max){
200 max = signal[ipos];
201 maxpos = ipos;
202 }
203 }
204
205 Int_t first = TMath::Max(maxpos-10,0.);
206 Int_t last = TMath::Min(maxpos+60, nsample);
207 //
208 f->cd();
209 TH1F his(ename,ename,last-first,first,last);
210 for (Int_t ipos=0; ipos<last-first; ipos++){
211 his.SetBinContent(ipos+1,signal[ipos+first]);
212 }
213 treeB->Draw("Sector:Row:Pad","","",1,ievent);
214 Double_t sector = treeB->GetV1()[0];
215 Double_t row = treeB->GetV2()[0];
216 Double_t pad = treeB->GetV3()[0];
217 // TGraph graph(last-first,&time[first],&signal[first]);
218 f1->SetParameters(0.75*max,maxpos,1.1,0.8,0.25,0.2);
219 // TH1F * his = (TH1F*)graph.GetHistogram();
220 his.Fit(f1,"q");
221 his.Write(ename);
222 gPad->Clear();
223 his.Draw();
224 gPad->Update();
225 Double_t params[6];
226 for (Int_t ipar=0; ipar<6; ipar++) params[ipar] = f1->GetParameters()[ipar];
227 Double_t chi2 = TFitter::GetFitter()->Chisquare(6,params);
228 TMatrixD cov(6,6);
229 cov.SetMatrixArray(TFitter::GetFitter()->GetCovarianceMatrix());
230 //
231 // tail cancellation
232 //
233 Double_t x0[1000];
234 Double_t x1[1000];
235 Double_t x2[1000];
236 for (Int_t ipos=0; ipos<last-first; ipos++){
237 x0[ipos] = signal[ipos+first];
238 }
239 proc.TailCancelationALTRO1(x0,x1,0.85*0.339,0.09,last-first);
240 proc.TailCancelationALTRO1(x1,x2,0.85,0.789,last-first);
241 //
242 sprintf(ename,"Cancel1_%d", ievent);
243 TH1F his1(ename,ename,last-first,first,last);
244 for (Int_t ipos=0; ipos<last-first; ipos++){
245 his1.SetBinContent(ipos+1,x1[ipos]);
246 }
247 his1.Write(ename);
248 sprintf(ename,"Cancel2_%d", ievent);
249 TH1F his2(ename,ename,last-first,first,last);
250 for (Int_t ipos=0; ipos<last-first; ipos++){
251 his2.SetBinContent(ipos+1,x1[ipos]);
252 }
253 f1->SetParameters(0.75*max,maxpos,1.1,0.8,0.25,0.2);
254 his2.Fit(f1,"q");
255 his2.Write(ename);
256 Double_t params2[6];
257 for (Int_t ipar=0; ipar<6; ipar++) params2[ipar] = f1->GetParameters()[ipar];
258 Double_t chi22 = TFitter::GetFitter()->Chisquare(6,params2);
259 TMatrixD cov2(6,6);
260 cov2.SetMatrixArray(TFitter::GetFitter()->GetCovarianceMatrix());
261
262 TGraph gr0(last-first, &time[first],x0);
263 TGraph gr1(last-first, &time[first],x1);
264 TGraph gr2(last-first, &time[first],x2);
265 //
266 cstream<<"Fit"<<
267 "Sector="<<sector<<
268 "Row="<<row<<
269 "Pad="<<pad<<
270 "First="<<first<<
271 "Max="<<max<<
272 "MaxPos="<<maxpos<<
273 "chi2="<<chi2<<
274 "chi22="<<chi22<<
275 "Cov="<<&cov<<
276 "Cov2="<<&cov2<<
277 "gr0.="<<&gr0<<
278 "gr1.="<<&gr1<<
279 "gr2.="<<&gr2<<
280 "p0="<<params[0]<<
281 "p1="<<params[1]<<
282 "p2="<<params[2]<<
283 "p3="<<params[3]<<
284 "p4="<<params[4]<<
285 "p5="<<params[5]<<
286 "p02="<<params2[0]<<
287 "p12="<<params2[1]<<
288 "p22="<<params2[2]<<
289 "p32="<<params2[3]<<
290 "p42="<<params2[4]<<
291 "p52="<<params2[5]<<
292 "\n";
293 // delete his;
663296cb 294 nFits++;
eaad8c01 295 }
296
297}
a82f6396 298
299
663296cb 300void LaserCalib(TTreeSRedirector & cstream, TTree * chain, Float_t tmin, Float_t tmax, Float_t fraction){
301 //
302 //
303 //
ba6ac751 304 const Double_t kMaxDelta=10;
663296cb 305 AliTPCParamSR param;
306 param.Update();
307 TFile fce("TPCsignal.root");
308 TTree * treece =(TTree*)fce.Get("Signalce");
309 if (chain) treece=chain;
310 //
311 TBranch * brsector = treece->GetBranch("Sector");
312 TBranch * brpad = treece->GetBranch("Pad");
313 TBranch * brrow = treece->GetBranch("Row");
314 //
315 TBranch * brtime = treece->GetBranch("Time");
316 TBranch * brrms = treece->GetBranch("RMS06");
317 TBranch * brmax = treece->GetBranch("Max");
318 TBranch * brsum = treece->GetBranch("Qsum");
319
320 Int_t sector, pad, row=0;
321 Double_t time=0, rms=0, qMax=0, qSum=0;
322 brsector->SetAddress(&sector);
323 brrow->SetAddress(&row);
324 brpad->SetAddress(&pad);
325
326 brtime->SetAddress(&time);
327 brrms->SetAddress(&rms);
328 brmax->SetAddress(&qMax);
329 brsum->SetAddress(&qSum);
330
331
332 brsector->GetEntry(0);
333 //
334 Int_t firstSector = sector;
335 Int_t lastSector = sector;
336 Int_t fentry = 0;
337 Int_t lentry = 0;
338 //
339 // find time offset for differnt events
340 //
341 Int_t count = 0;
342 Double_t padTimes[500000];
343 TRobustEstimator restim;
344 Double_t meanS[72], sigmaS[72];
345 Int_t firstS[72], lastS[72];
346 Double_t sectorsID[72];
347 for (Int_t isector=0;isector<72; isector++){
348 firstS[isector]=-1;
349 lastS[isector] =-1;
350 };
ba6ac751 351 TH1F hisT("hisT","hisT",100,tmin,tmax);
352 treece->Draw("Time>>hisT","");
353 Float_t cbin = hisT.GetBinCenter(hisT.GetMaximumBin());
663296cb 354
355 for (Int_t ientry=0; ientry<treece->GetEntriesFast(); ientry++){
356 treece->GetEvent(ientry);
357 //
358 if (sector!=lastSector && sector==firstSector){
359 //if (sector!=lastSector){
360 lentry = ientry;
361 printf("\nEvent\t%d\tFirst\t%d\tLast\t%d\t%d\n",count, fentry, lentry, lentry-fentry);
362 //
363 //
364 Int_t ngood=0;
365 for (Int_t ientry2=fentry; ientry2<lentry; ientry2++){
366 // brtime->GetEvent(ientry2);
367 // brsector->GetEvent(ientry2);
368 treece->GetEvent(ientry2);
ba6ac751 369 if (time>tmin&&time<tmax && TMath::Abs(time-cbin)<kMaxDelta){
663296cb 370 padTimes[ngood]=time;
371 ngood++;
372 if (firstS[sector]<0) firstS[sector]= ngood;
373 if (firstS[sector]>=0) lastS[sector] = ngood;
374 }
375 }
376 //
377 //
378 Double_t mean,sigma;
ba6ac751 379 restim.EvaluateUni(ngood,padTimes,mean, sigma,int(float(ngood)*fraction));
663296cb 380 printf("Event\t%d\t%f\t%f\n",count, mean, sigma);
381 for (Int_t isector=0; isector<72; isector++){
382 sectorsID[isector]=sector;
383 if (firstS[isector]>=0 &&lastS[isector]>=0 && lastS[isector]>firstS[isector] ){
384 Int_t ngoodS = lastS[isector]-firstS[isector];
385 restim.EvaluateUni(ngoodS, &padTimes[firstS[isector]],meanS[isector],
ba6ac751 386 sigmaS[isector],int(float(ngoodS)*fraction));
663296cb 387 }
388 }
389 TGraph graphM(72,sectorsID,meanS);
390 TGraph graphS(72,sectorsID,sigmaS);
391 cstream<<"TimeS"<<
ba6ac751 392 "CBin="<<cbin<<
663296cb 393 "Event="<<count<<
ba6ac751 394 "GM="<<&graphM<<
395 "GS="<<&graphS<<
663296cb 396 "\n";
397
398
399 for (Int_t ientry2=fentry; ientry2<lentry-1; ientry2++){
400 treece->GetEvent(ientry2);
401 Double_t x = param.GetPadRowRadii(sector,row);
402 Int_t maxpad = AliTPCROC::Instance()->GetNPads(sector,row);
403 Double_t y = (pad - 2.5 - 0.5*maxpad)*param.GetPadPitchWidth(sector);
404 Double_t alpha = TMath::DegToRad()*(10.+20.*(sector%18));
405 Double_t gx = x*TMath::Cos(alpha)-y*TMath::Sin(alpha);
406 Double_t gy = y*TMath::Cos(alpha)+x*TMath::Sin(alpha);
407
408 Int_t npadS = lastS[sector]-firstS[sector];
409 cstream<<"Time"<<
410 "Event="<<count<<
ba6ac751 411 "CBin="<<cbin<<
663296cb 412 "x="<<x<<
413 "y="<<y<<
414 "gx="<<gx<<
415 "gy="<<gy<<
416 "Sector="<<sector<<
417 "Row="<<row<<
418 "Pad="<<pad<<
419 "Time="<<time<<
420 "RMS="<<rms<<
421 "Time0="<<mean<<
422 "Sigma0="<<sigma<<
423 "TimeS0="<<meanS[sector]<<
424 "SigmaS0="<<sigmaS[sector]<<
425 "npad0="<<ngood<<
426 "npadS="<<npadS<<
427 "Max="<<qMax<<
428 "Sum="<<qSum<<
429 "\n";
430 }
431 treece->GetEvent(ientry);
432 fentry = ientry;
433 count++;
434 for (Int_t isector=0;isector<72; isector++){
435 firstS[isector]=-1;
436 lastS[isector] =-1;
437 }
438 }
439 lastSector=sector;
440 }
441}
442
443
444
a82f6396 445
446TChain *MakeChainCL(Int_t first, Int_t last){
447 TChain *chaincl = new TChain("TreeR","TreeR");
448 //
449 char fname[100];
450 for (Int_t i=first;i<last; i++){
451 if (i>0) sprintf(fname,"TPC.RecPoints%d.root/Event%d/TreeR",i,i);
452 if (i==0) sprintf(fname,"TPC.RecPoints.root/Event%d/TreeR",i);
453 chaincl->Add(fname);
454 }
455 return chaincl;
456}
457
458TTree* GetTree(Int_t ievent){
459 char fname[100];
460 char tname[100];
461 if (ievent>0) sprintf(fname,"TPC.RecPoints%d.root",ievent);
462 if (ievent==0) sprintf(fname,"TPC.RecPoints.root");
463 sprintf(tname,"Event%d/TreeR",ievent);
464 TFile * f = new TFile(fname);
465 TTree * tree = (TTree*)f->Get(tname);
466 return tree;
467
468}