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1 | /************************************************************************** | |
2 | * Copyright(c) 1998-2003, 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 | #include "AliITSVertexerZ.h" | |
16 | #include<TBranch.h> | |
17 | #include<TClonesArray.h> | |
18 | #include<TFile.h> | |
19 | #include<TH1.h> | |
20 | #include <TString.h> | |
21 | #include<TTree.h> | |
22 | #include "AliITSLoader.h" | |
23 | #include "AliITSgeom.h" | |
24 | #include "AliITSDetTypeRec.h" | |
25 | #include "AliITSRecPoint.h" | |
26 | #include "AliITSZPoint.h" | |
27 | #include "AliHeader.h" | |
28 | #include "AliGenEventHeader.h" | |
29 | ||
30 | ///////////////////////////////////////////////////////////////// | |
31 | // this class implements a fast method to determine | |
32 | // the Z coordinate of the primary vertex | |
33 | // for p-p collisions it seems to give comparable or better results | |
34 | // with respect to what obtained with AliITSVertexerPPZ | |
35 | // It can be used successfully with Pb-Pb collisions | |
36 | //////////////////////////////////////////////////////////////// | |
37 | ||
38 | ClassImp(AliITSVertexerZ) | |
39 | ||
40 | ||
41 | ||
42 | //______________________________________________________________________ | |
43 | AliITSVertexerZ::AliITSVertexerZ():AliITSVertexer(), | |
44 | fFirstL1(0), | |
45 | fLastL1(0), | |
46 | fFirstL2(0), | |
47 | fLastL2(0), | |
48 | fDiffPhiMax(0), | |
49 | fZFound(0), | |
50 | fZsig(0.), | |
51 | fZCombc(0), | |
52 | fLowLim(0.), | |
53 | fHighLim(0.), | |
54 | fStepCoarse(0), | |
55 | fTolerance(0.), | |
56 | fMaxIter(0), | |
57 | fWindowWidth(0) { | |
58 | // Default constructor | |
59 | SetDiffPhiMax(); | |
60 | SetFirstLayerModules(); | |
61 | SetSecondLayerModules(); | |
62 | SetLowLimit(); | |
63 | SetHighLimit(); | |
64 | SetBinWidthCoarse(); | |
65 | SetTolerance(); | |
66 | SetPPsetting(); | |
67 | ConfigIterations(); | |
68 | SetWindowWidth(); | |
69 | } | |
70 | ||
71 | //______________________________________________________________________ | |
72 | AliITSVertexerZ::AliITSVertexerZ(TString fn, Float_t x0, Float_t y0):AliITSVertexer(fn), | |
73 | fFirstL1(0), | |
74 | fLastL1(0), | |
75 | fFirstL2(0), | |
76 | fLastL2(0), | |
77 | fDiffPhiMax(0), | |
78 | fZFound(0), | |
79 | fZsig(0.), | |
80 | fZCombc(0), | |
81 | fLowLim(0.), | |
82 | fHighLim(0.), | |
83 | fStepCoarse(0), | |
84 | fTolerance(0.), | |
85 | fMaxIter(0), | |
86 | fWindowWidth(0) { | |
87 | // Standard Constructor | |
88 | SetDiffPhiMax(); | |
89 | SetFirstLayerModules(); | |
90 | SetSecondLayerModules(); | |
91 | SetLowLimit(); | |
92 | SetHighLimit(); | |
93 | SetBinWidthCoarse(); | |
94 | SetTolerance(); | |
95 | SetPPsetting(); | |
96 | ConfigIterations(); | |
97 | SetWindowWidth(); | |
98 | ||
99 | } | |
100 | ||
101 | //______________________________________________________________________ | |
102 | AliITSVertexerZ::AliITSVertexerZ(const AliITSVertexerZ &vtxr) : AliITSVertexer(vtxr), | |
103 | fFirstL1(vtxr.fFirstL1), | |
104 | fLastL1(vtxr.fLastL1), | |
105 | fFirstL2(vtxr.fFirstL2), | |
106 | fLastL2(vtxr.fLastL2), | |
107 | fDiffPhiMax(vtxr.fDiffPhiMax), | |
108 | fZFound(vtxr.fZFound), | |
109 | fZsig(vtxr.fZsig), | |
110 | fZCombc(vtxr.fZCombc), | |
111 | fLowLim(vtxr.fLowLim), | |
112 | fHighLim(vtxr.fHighLim), | |
113 | fStepCoarse(vtxr.fStepCoarse), | |
114 | fTolerance(vtxr.fTolerance), | |
115 | fMaxIter(vtxr.fMaxIter), | |
116 | fWindowWidth(vtxr.fWindowWidth){ | |
117 | // Copy constructor | |
118 | ||
119 | } | |
120 | ||
121 | //______________________________________________________________________ | |
122 | AliITSVertexerZ& AliITSVertexerZ::operator=(const AliITSVertexerZ& vtxr ){ | |
123 | // Assignment operator | |
124 | ||
125 | this->~AliITSVertexerZ(); | |
126 | new(this) AliITSVertexerZ(vtxr); | |
127 | return *this; | |
128 | } | |
129 | ||
130 | //______________________________________________________________________ | |
131 | AliITSVertexerZ::~AliITSVertexerZ() { | |
132 | // Destructor | |
133 | delete fZCombc; | |
134 | } | |
135 | ||
136 | //______________________________________________________________________ | |
137 | void AliITSVertexerZ::ConfigIterations(Int_t noiter,Float_t *ptr){ | |
138 | // configure the iterative procedure to gain efficiency for | |
139 | // pp events with very low multiplicity | |
140 | Float_t defaults[5]={0.05,0.1,0.2,0.3,0.5}; | |
141 | fMaxIter=noiter; | |
142 | if(noiter>5){ | |
143 | Error("ConfigIterations","Maximum number of iterations is 5\n"); | |
144 | fMaxIter=5; | |
145 | } | |
146 | for(Int_t j=0;j<5;j++)fPhiDiffIter[j]=defaults[j]; | |
147 | if(ptr)for(Int_t j=0;j<fMaxIter;j++)fPhiDiffIter[j]=ptr[j]; | |
148 | } | |
149 | ||
150 | //______________________________________________________________________ | |
151 | Int_t AliITSVertexerZ::GetPeakRegion(TH1F*h, Int_t &binmin, Int_t &binmax) const { | |
152 | // Finds a region around a peak in the Z histogram | |
153 | // Case of 2 peaks is treated | |
154 | Int_t imax=h->GetNbinsX(); | |
155 | Float_t maxval=0; | |
156 | Int_t bi1=h->GetMaximumBin(); | |
157 | Int_t bi2=0; | |
158 | for(Int_t i=imax;i>=1;i--){ | |
159 | if(h->GetBinContent(i)>maxval){ | |
160 | maxval=h->GetBinContent(i); | |
161 | bi2=i; | |
162 | } | |
163 | } | |
164 | Int_t npeaks=0; | |
165 | ||
166 | if(bi1==bi2){ | |
167 | binmin=bi1-3; | |
168 | binmax=bi1+3; | |
169 | npeaks=1; | |
170 | }else{ | |
171 | TH1F *copy = new TH1F(*h); | |
172 | copy->SetBinContent(bi1,0.); | |
173 | copy->SetBinContent(bi2,0.); | |
174 | Int_t l1=TMath::Max(bi1-3,1); | |
175 | Int_t l2=TMath::Min(bi1+3,h->GetNbinsX()); | |
176 | Float_t cont1=copy->Integral(l1,l2); | |
177 | Int_t ll1=TMath::Max(bi2-3,1); | |
178 | Int_t ll2=TMath::Min(bi2+3,h->GetNbinsX()); | |
179 | Float_t cont2=copy->Integral(ll1,ll2); | |
180 | if(cont1>cont2){ | |
181 | binmin=l1; | |
182 | binmax=l2; | |
183 | npeaks=1; | |
184 | } | |
185 | if(cont2>cont1){ | |
186 | binmin=ll1; | |
187 | binmax=ll2; | |
188 | npeaks=1; | |
189 | } | |
190 | if(cont1==cont2){ | |
191 | binmin=l1; | |
192 | binmax=ll2; | |
193 | if(bi2-bi1==1) npeaks=1; | |
194 | else npeaks=2; | |
195 | } | |
196 | delete copy; | |
197 | } | |
198 | return npeaks; | |
199 | } | |
200 | //______________________________________________________________________ | |
201 | AliESDVertex* AliITSVertexerZ::FindVertexForCurrentEvent(Int_t evnumber){ | |
202 | // Defines the AliESDVertex for the current event | |
203 | VertexZFinder(evnumber); | |
204 | Int_t ntrackl=0; | |
205 | for(Int_t iteraz=0;iteraz<fMaxIter;iteraz++){ | |
206 | if(fCurrentVertex) ntrackl=fCurrentVertex->GetNContributors(); | |
207 | if(!fCurrentVertex || ntrackl==0 || ntrackl==-1){ | |
208 | Float_t diffPhiMaxOrig=fDiffPhiMax; | |
209 | fDiffPhiMax=GetPhiMaxIter(iteraz); | |
210 | VertexZFinder(evnumber); | |
211 | fDiffPhiMax=diffPhiMaxOrig; | |
212 | } | |
213 | } | |
214 | FindMultiplicity(evnumber); | |
215 | return fCurrentVertex; | |
216 | } | |
217 | ||
218 | ||
219 | ||
220 | ||
221 | //______________________________________________________________________ | |
222 | void AliITSVertexerZ::VertexZFinder(Int_t evnumber){ | |
223 | // Defines the AliESDVertex for the current event | |
224 | fCurrentVertex = 0; | |
225 | AliRunLoader *rl =AliRunLoader::GetRunLoader(); | |
226 | AliITSLoader* itsLoader = (AliITSLoader*)rl->GetLoader("ITSLoader"); | |
227 | AliITSgeom* geom = itsLoader->GetITSgeom(); | |
228 | itsLoader->LoadRecPoints(); | |
229 | rl->GetEvent(evnumber); | |
230 | ||
231 | AliITSDetTypeRec detTypeRec; | |
232 | ||
233 | TTree *tR = itsLoader->TreeR(); | |
234 | detTypeRec.SetTreeAddressR(tR); | |
235 | TClonesArray *itsRec = 0; | |
236 | // lc and gc are local and global coordinates for layer 1 | |
237 | Float_t lc[3]; for(Int_t ii=0; ii<3; ii++) lc[ii]=0.; | |
238 | Float_t gc[3]; for(Int_t ii=0; ii<3; ii++) gc[ii]=0.; | |
239 | // lc2 and gc2 are local and global coordinates for layer 2 | |
240 | Float_t lc2[3]; for(Int_t ii=0; ii<3; ii++) lc2[ii]=0.; | |
241 | Float_t gc2[3]; for(Int_t ii=0; ii<3; ii++) gc2[ii]=0.; | |
242 | ||
243 | itsRec = detTypeRec.RecPoints(); | |
244 | TBranch *branch; | |
245 | branch = tR->GetBranch("ITSRecPoints"); | |
246 | ||
247 | Int_t nrpL1 = 0; | |
248 | Int_t nrpL2 = 0; | |
249 | // By default fFirstL1=0 and fLastL1=79 | |
250 | // This loop counts the number of recpoints on layer1 (central modules) | |
251 | for(Int_t module= fFirstL1; module<=fLastL1;module++){ | |
252 | // Keep only central modules | |
253 | // if(module%4==0 || module%4==3)continue; | |
254 | // cout<<"Procesing module "<<module<<" "; | |
255 | branch->GetEvent(module); | |
256 | // cout<<"Number of clusters "<<clusters->GetEntries()<<endl; | |
257 | nrpL1+= itsRec->GetEntries(); | |
258 | detTypeRec.ResetRecPoints(); | |
259 | } | |
260 | //By default fFirstL2=80 and fLastL2=239 | |
261 | //This loop counts the number of RP on layer 2 | |
262 | for(Int_t module= fFirstL2; module<=fLastL2;module++){ | |
263 | branch->GetEvent(module); | |
264 | nrpL2+= itsRec->GetEntries(); | |
265 | detTypeRec.ResetRecPoints(); | |
266 | } | |
267 | if(nrpL1 == 0 || nrpL2 == 0){ | |
268 | ResetHistograms(); | |
269 | itsLoader->UnloadRecPoints(); | |
270 | fCurrentVertex = new AliESDVertex(0.,5.3,-2); | |
271 | return; | |
272 | } | |
273 | // The vertex finding is attempted only if the number of RP is !=0 on | |
274 | // both layers | |
275 | Float_t *xc1 = new Float_t [nrpL1]; // coordinates of the L1 Recpoints | |
276 | Float_t *yc1 = new Float_t [nrpL1]; | |
277 | Float_t *zc1 = new Float_t [nrpL1]; | |
278 | Float_t *phi1 = new Float_t [nrpL1]; | |
279 | Float_t *err1 = new Float_t [nrpL1]; | |
280 | Float_t *xc2 = new Float_t [nrpL2]; // coordinates of the L1 Recpoints | |
281 | Float_t *yc2 = new Float_t [nrpL2]; | |
282 | Float_t *zc2 = new Float_t [nrpL2]; | |
283 | Float_t *phi2 = new Float_t [nrpL2]; | |
284 | Float_t *err2 = new Float_t [nrpL2]; | |
285 | Int_t ind = 0;// running index for RP | |
286 | // Force a coarse bin size of 200 microns if the number of clusters on layer 2 | |
287 | // is low | |
288 | if(nrpL2<fPPsetting[0])SetBinWidthCoarse(fPPsetting[1]); | |
289 | // By default nbincoarse=(10+10)/0.01=2000 | |
290 | Int_t nbincoarse = static_cast<Int_t>((fHighLim-fLowLim)/fStepCoarse); | |
291 | if(fZCombc)delete fZCombc; | |
292 | fZCombc = new TH1F("fZCombc","Z",nbincoarse,fLowLim,fLowLim+nbincoarse*fStepCoarse); | |
293 | ||
294 | // Loop on modules of layer 1 | |
295 | ||
296 | for(Int_t module= fFirstL1; module<=fLastL1;module++){ | |
297 | // if(module%4==0 || module%4==3)continue; | |
298 | branch->GetEvent(module); | |
299 | Int_t nrecp1 = itsRec->GetEntries(); | |
300 | for(Int_t j=0;j<nrecp1;j++){ | |
301 | AliITSRecPoint *recp = (AliITSRecPoint*)itsRec->At(j); | |
302 | // Local coordinates of this recpoint | |
303 | lc[0]=recp->GetDetLocalX(); | |
304 | lc[2]=recp->GetDetLocalZ(); | |
305 | geom->LtoG(module,lc,gc); | |
306 | // Global coordinates of this recpoints | |
307 | gc[0]-=fNominalPos[0]; // Possible beam offset in the bending plane | |
308 | gc[1]-=fNominalPos[1]; // " " | |
309 | xc1[ind]=gc[0]; | |
310 | yc1[ind]=gc[1]; | |
311 | zc1[ind]=gc[2]; | |
312 | // azimuthal angle is computed in the interval 0 --> 2*pi | |
313 | phi1[ind] = TMath::ATan2(gc[1],gc[0]); | |
314 | if(phi1[ind]<0)phi1[ind]=2*TMath::Pi()+phi1[ind]; | |
315 | err1[ind]=recp->GetSigmaZ2(); | |
316 | ind++; | |
317 | } | |
318 | detTypeRec.ResetRecPoints(); | |
319 | } | |
320 | ind = 0; // the running index is reset for Layer 2 | |
321 | for(Int_t module= fFirstL2; module<=fLastL2;module++){ | |
322 | branch->GetEvent(module); | |
323 | Int_t nrecp2 = itsRec->GetEntries(); | |
324 | for(Int_t j=0;j<nrecp2;j++){ | |
325 | AliITSRecPoint *recp = (AliITSRecPoint*)itsRec->At(j); | |
326 | lc[0]=recp->GetDetLocalX(); | |
327 | lc[2]=recp->GetDetLocalZ(); | |
328 | geom->LtoG(module,lc,gc); | |
329 | gc[0]-=fNominalPos[0]; | |
330 | gc[1]-=fNominalPos[1]; | |
331 | xc2[ind]=gc[0]; | |
332 | yc2[ind]=gc[1]; | |
333 | zc2[ind]=gc[2]; | |
334 | phi2[ind] = TMath::ATan2(gc[1],gc[0]); | |
335 | if(phi2[ind]<0)phi2[ind]=2*TMath::Pi()+phi2[ind]; | |
336 | err2[ind]=recp->GetSigmaZ2(); | |
337 | ind++; | |
338 | } | |
339 | detTypeRec.ResetRecPoints(); | |
340 | } | |
341 | ||
342 | /* Test the ffect of mutiple scatternig on error. Negligible | |
343 | // Multiple scattering | |
344 | Float_t beta=1.,pmed=0.875; //pmed=875 MeV (for tracks with dphi<0.01 rad) | |
345 | Float_t beta2=beta*beta; | |
346 | Float_t p2=pmed*pmed; | |
347 | Float_t rBP=3; //Beam Pipe radius = 3cm | |
348 | Float_t dBP=0.08/35.3; // 800 um of Be | |
349 | Float_t dL1=0.01; //approx. 1% of radiation length | |
350 | Float_t theta2BP=14.1*14.1/(beta2*p2*1e6)*TMath::Abs(dBP); | |
351 | Float_t theta2L1=14.1*14.1/(beta2*p2*1e6)*TMath::Abs(dL1); | |
352 | */ | |
353 | TClonesArray *points = new TClonesArray("AliITSZPoint",nrpL1*nrpL2); | |
354 | TClonesArray &pts = *points; | |
355 | Int_t nopoints =0; | |
356 | for(Int_t i=0;i<nrpL1;i++){ // loop on L1 RP | |
357 | Float_t r1=TMath::Sqrt(xc1[i]*xc1[i]+yc1[i]*yc1[i]); // radius L1 RP | |
358 | for(Int_t j=0;j<nrpL2;j++){ // loop on L2 RP | |
359 | Float_t diff = TMath::Abs(phi2[j]-phi1[i]); // diff in azimuth | |
360 | if(diff>TMath::Pi())diff=2.*TMath::Pi()-diff; //diff<pi | |
361 | if(diff<fDiffPhiMax){ // cut on 10 milliradians by def. | |
362 | Float_t r2=TMath::Sqrt(xc2[j]*xc2[j]+yc2[j]*yc2[j]); // radius L2 RP | |
363 | // Float_t tgth=(zc2[j]-zc1[i])/(r2-r1); // slope | |
364 | Float_t zr0=(r2*zc1[i]-r1*zc2[j])/(r2-r1); //Z @ null radius | |
365 | Float_t ezr0q=(r2*r2*err1[i]+r1*r1*err2[j])/(r2-r1)/(r2-r1); //error on Z @ null radius | |
366 | /* | |
367 | ezr0q+=r1*r1*(1+tgth*tgth)*theta2L1/2; // multiple scattering in layer 1 | |
368 | ezr0q+=rBP*rBP*(1+tgth*tgth)*theta2BP/2; // multiple scattering in beam pipe | |
369 | */ | |
370 | new(pts[nopoints++])AliITSZPoint(zr0,ezr0q); | |
371 | ||
372 | fZCombc->Fill(zr0); | |
373 | } | |
374 | } | |
375 | } | |
376 | delete [] xc1; | |
377 | delete [] yc1; | |
378 | delete [] zc1; | |
379 | delete [] phi1; | |
380 | delete [] err1; | |
381 | delete [] xc2; | |
382 | delete [] yc2; | |
383 | delete [] zc2; | |
384 | delete [] phi2; | |
385 | delete [] err2; | |
386 | ||
387 | points->Sort(); | |
388 | ||
389 | Double_t contents = fZCombc->GetEntries()- fZCombc->GetBinContent(0)-fZCombc->GetBinContent(nbincoarse+1); | |
390 | if(contents<1.){ | |
391 | // Warning("FindVertexForCurrentEvent","Insufficient number of rec. points\n"); | |
392 | ResetHistograms(); | |
393 | itsLoader->UnloadRecPoints(); | |
394 | fCurrentVertex = new AliESDVertex(0.,5.3,-1); | |
395 | return; | |
396 | } | |
397 | ||
398 | TH1F *hc = fZCombc; | |
399 | ||
400 | ||
401 | if(hc->GetBinContent(hc->GetMaximumBin())<3)hc->Rebin(3); | |
402 | Int_t binmin,binmax; | |
403 | Int_t nPeaks=GetPeakRegion(hc,binmin,binmax); | |
404 | if(nPeaks==2)AliWarning("2 peaks found"); | |
405 | Float_t zm =0.; | |
406 | Float_t ezm =0.; | |
407 | Float_t lim1 = hc->GetBinLowEdge(binmin); | |
408 | Float_t lim2 = hc->GetBinLowEdge(binmax)+hc->GetBinWidth(binmax); | |
409 | ||
410 | if(nPeaks ==1 && (lim2-lim1)<fWindowWidth){ | |
411 | Float_t c=(lim1+lim2)/2.; | |
412 | lim1=c-fWindowWidth/2.; | |
413 | lim2=c+fWindowWidth/2.; | |
414 | } | |
415 | Int_t niter = 0, ncontr=0; | |
416 | do { | |
417 | // symmetrization | |
418 | if(zm !=0.){ | |
419 | Float_t semilarg=TMath::Min((lim2-zm),(zm-lim1)); | |
420 | lim1=zm - semilarg; | |
421 | lim2=zm + semilarg; | |
422 | } | |
423 | ||
424 | zm=0.; | |
425 | ezm=0.; | |
426 | ncontr=0; | |
427 | for(Int_t i =0; i<points->GetEntriesFast(); i++){ | |
428 | AliITSZPoint* p=(AliITSZPoint*)points->UncheckedAt(i); | |
429 | if(p->GetZ()>lim1 && p->GetZ()<lim2){ | |
430 | Float_t deno = p->GetErrZ(); | |
431 | zm+=p->GetZ()/deno; | |
432 | ezm+=1./deno; | |
433 | ncontr++; | |
434 | } | |
435 | } | |
436 | zm/=ezm; | |
437 | ezm=TMath::Sqrt(1./ezm); | |
438 | niter++; | |
439 | } while(niter<10 && TMath::Abs((zm-lim1)-(lim2-zm))>fTolerance); | |
440 | fCurrentVertex = new AliESDVertex(zm,ezm,ncontr); | |
441 | fCurrentVertex->SetTitle("vertexer: B"); | |
442 | ResetHistograms(); | |
443 | itsLoader->UnloadRecPoints(); | |
444 | return; | |
445 | } | |
446 | ||
447 | //_____________________________________________________________________ | |
448 | void AliITSVertexerZ::ResetHistograms(){ | |
449 | // delete TH1 data members | |
450 | if(fZCombc)delete fZCombc; | |
451 | fZCombc = 0; | |
452 | } | |
453 | ||
454 | //______________________________________________________________________ | |
455 | void AliITSVertexerZ::FindVertices(){ | |
456 | // computes the vertices of the events in the range FirstEvent - LastEvent | |
457 | AliRunLoader *rl = AliRunLoader::GetRunLoader(); | |
458 | AliITSLoader* itsLoader = (AliITSLoader*) rl->GetLoader("ITSLoader"); | |
459 | itsLoader->ReloadRecPoints(); | |
460 | for(Int_t i=fFirstEvent;i<=fLastEvent;i++){ | |
461 | // cout<<"Processing event "<<i<<endl; | |
462 | rl->GetEvent(i); | |
463 | FindVertexForCurrentEvent(i); | |
464 | if(fCurrentVertex){ | |
465 | WriteCurrentVertex(); | |
466 | } | |
467 | } | |
468 | } | |
469 | ||
470 | //________________________________________________________ | |
471 | void AliITSVertexerZ::PrintStatus() const { | |
472 | // Print current status | |
473 | cout <<"=======================================================\n"; | |
474 | cout <<" First layer first and last modules: "<<fFirstL1<<", "; | |
475 | cout <<fLastL1<<endl; | |
476 | cout <<" Second layer first and last modules: "<<fFirstL2<<", "; | |
477 | cout <<fLastL2<<endl; | |
478 | cout <<" Max Phi difference: "<<fDiffPhiMax<<endl; | |
479 | cout <<"Limits for Z histograms: "<<fLowLim<<"; "<<fHighLim<<endl; | |
480 | cout <<"Bin sizes for coarse z histos "<<fStepCoarse<<endl; | |
481 | cout <<" Current Z "<<fZFound<<"; Z sig "<<fZsig<<endl; | |
482 | cout <<"First event to be processed "<<fFirstEvent; | |
483 | cout <<"\n Last event to be processed "<<fLastEvent<<endl; | |
484 | if(fZCombc){ | |
485 | cout<<"fZCombc exists - entries="<<fZCombc->GetEntries()<<endl; | |
486 | } | |
487 | else{ | |
488 | cout<<"fZCombc does not exist\n"; | |
489 | } | |
490 | ||
491 | cout <<"=======================================================\n"; | |
492 | } | |
493 |