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70c95f95 | 1 | /************************************************************************** |
2 | * Copyright(c) 2006-2008, 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 <AliESDVertex.h> | |
16 | #include <AliITSVertexer3D.h> | |
17 | #include <AliStrLine.h> | |
18 | #include <AliVertexerTracks.h> | |
19 | #include <Riostream.h> | |
20 | #include <TH3F.h> | |
21 | #include <TTree.h> | |
22 | #include<TClonesArray.h> | |
cd706e57 | 23 | #include "AliLog.h" |
70c95f95 | 24 | #include "AliRunLoader.h" |
25 | #include "AliITSLoader.h" | |
70c95f95 | 26 | #include "AliITSDetTypeRec.h" |
27 | #include "AliITSRecPoint.h" | |
28 | ///////////////////////////////////////////////////////////////// | |
29 | // this class implements a method to determine | |
30 | // the 3 coordinates of the primary vertex | |
31 | // for p-p collisions | |
32 | // It can be used successfully with Pb-Pb collisions | |
33 | //////////////////////////////////////////////////////////////// | |
34 | ||
35 | ClassImp(AliITSVertexer3D) | |
36 | ||
37 | //______________________________________________________________________ | |
38 | AliITSVertexer3D::AliITSVertexer3D():AliITSVertexer(), | |
39 | fLines(), | |
40 | fVert3D(), | |
41 | fCoarseDiffPhiCut(0.), | |
05d1294c | 42 | fCoarseMaxRCut(0.), |
70c95f95 | 43 | fMaxRCut(0.), |
44 | fZCutDiamond(0.), | |
05d1294c | 45 | fMaxZCut(0.), |
70c95f95 | 46 | fDCAcut(0.), |
27167524 | 47 | fDiffPhiMax(0.) |
48 | { | |
70c95f95 | 49 | // Default constructor |
50 | SetCoarseDiffPhiCut(); | |
05d1294c | 51 | SetCoarseMaxRCut(); |
70c95f95 | 52 | SetMaxRCut(); |
53 | SetZCutDiamond(); | |
05d1294c | 54 | SetMaxZCut(); |
70c95f95 | 55 | SetDCAcut(); |
56 | SetDiffPhiMax(); | |
70c95f95 | 57 | } |
58 | ||
59 | //______________________________________________________________________ | |
60 | AliITSVertexer3D::AliITSVertexer3D(TString fn): AliITSVertexer(fn), | |
61 | fLines(), | |
62 | fVert3D(), | |
05d1294c | 63 | fCoarseDiffPhiCut(0.), |
64 | fCoarseMaxRCut(0.), | |
70c95f95 | 65 | fMaxRCut(0.), |
66 | fZCutDiamond(0.), | |
05d1294c | 67 | fMaxZCut(0.), |
70c95f95 | 68 | fDCAcut(0.), |
27167524 | 69 | fDiffPhiMax(0.) |
70 | { | |
70c95f95 | 71 | // Standard constructor |
72 | fLines = new TClonesArray("AliStrLine",1000); | |
73 | SetCoarseDiffPhiCut(); | |
05d1294c | 74 | SetCoarseMaxRCut(); |
70c95f95 | 75 | SetMaxRCut(); |
76 | SetZCutDiamond(); | |
05d1294c | 77 | SetMaxZCut(); |
70c95f95 | 78 | SetDCAcut(); |
79 | SetDiffPhiMax(); | |
80 | } | |
81 | ||
82 | //______________________________________________________________________ | |
83 | AliITSVertexer3D::~AliITSVertexer3D() { | |
84 | // Destructor | |
27167524 | 85 | if(fLines){ |
70c95f95 | 86 | fLines->Delete(); |
87 | delete fLines; | |
88 | } | |
89 | } | |
90 | ||
27167524 | 91 | //______________________________________________________________________ |
92 | void AliITSVertexer3D::ResetVert3D(){ | |
93 | // | |
94 | fVert3D.SetXv(0.); | |
95 | fVert3D.SetYv(0.); | |
96 | fVert3D.SetZv(0.); | |
97 | fVert3D.SetDispersion(0.); | |
98 | fVert3D.SetNContributors(0); | |
99 | } | |
70c95f95 | 100 | //______________________________________________________________________ |
101 | AliESDVertex* AliITSVertexer3D::FindVertexForCurrentEvent(Int_t evnumber){ | |
102 | // Defines the AliESDVertex for the current event | |
27167524 | 103 | ResetVert3D(); |
cd706e57 | 104 | AliDebug(1,Form("FindVertexForCurrentEvent - 3D - PROCESSING EVENT %d",evnumber)); |
70c95f95 | 105 | if(fLines)fLines->Clear(); |
106 | ||
107 | Int_t nolines = FindTracklets(evnumber,0); | |
108 | fCurrentVertex = 0; | |
109 | if(nolines<2)return fCurrentVertex; | |
05d1294c | 110 | Int_t rc=Prepare3DVertex(0); |
27167524 | 111 | if(rc==0) fVert3D=AliVertexerTracks::TrackletVertexFinder(fLines,0); |
112 | /* uncomment to debug | |
113 | printf("Vertex found in first iteration:\n"); | |
114 | fVert3D.Print(); | |
115 | printf("Start second iteration\n"); | |
116 | end of debug lines */ | |
117 | if(fVert3D.GetNContributors()>0){ | |
70c95f95 | 118 | if(fLines) fLines->Delete(); |
119 | nolines = FindTracklets(evnumber,1); | |
d35ad08f | 120 | if(nolines>=2){ |
05d1294c | 121 | rc=Prepare3DVertex(1); |
27167524 | 122 | if(rc==0) fVert3D=AliVertexerTracks::TrackletVertexFinder(fLines,0); |
d35ad08f | 123 | } |
70c95f95 | 124 | } |
27167524 | 125 | /* uncomment to debug |
126 | printf("Vertex found in second iteration:\n"); | |
127 | fVert3D.Print(); | |
128 | end of debug lines */ | |
129 | ||
130 | Float_t vRadius=TMath::Sqrt(fVert3D.GetXv()*fVert3D.GetXv()+fVert3D.GetYv()*fVert3D.GetYv()); | |
131 | if(vRadius<GetPipeRadius() && fVert3D.GetNContributors()>0){ | |
70c95f95 | 132 | fCurrentVertex = new AliESDVertex(); |
133 | fCurrentVertex->SetTitle("vertexer: 3D"); | |
134 | fCurrentVertex->SetName("Vertex"); | |
27167524 | 135 | fCurrentVertex->SetXv(fVert3D.GetXv()); |
136 | fCurrentVertex->SetYv(fVert3D.GetYv()); | |
137 | fCurrentVertex->SetZv(fVert3D.GetZv()); | |
138 | fCurrentVertex->SetDispersion(fVert3D.GetDispersion()); | |
139 | fCurrentVertex->SetNContributors(fVert3D.GetNContributors()); | |
70c95f95 | 140 | } |
141 | FindMultiplicity(evnumber); | |
142 | return fCurrentVertex; | |
143 | } | |
144 | ||
145 | //______________________________________________________________________ | |
146 | Int_t AliITSVertexer3D::FindTracklets(Int_t evnumber, Int_t optCuts){ | |
147 | // All the possible combinations between recpoints on layer 1and 2 are | |
148 | // considered. Straight lines (=tracklets)are formed. | |
149 | // The tracklets are processed in Prepare3DVertex | |
150 | AliRunLoader *rl =AliRunLoader::GetRunLoader(); | |
151 | AliITSLoader* itsLoader = (AliITSLoader*)rl->GetLoader("ITSLoader"); | |
152 | AliITSgeom* geom = itsLoader->GetITSgeom(); | |
153 | itsLoader->LoadRecPoints(); | |
154 | rl->GetEvent(evnumber); | |
155 | ||
156 | AliITSDetTypeRec detTypeRec; | |
157 | ||
158 | TTree *tR = itsLoader->TreeR(); | |
159 | detTypeRec.SetTreeAddressR(tR); | |
160 | TClonesArray *itsRec = 0; | |
161 | // lc and gc are local and global coordinates for layer 1 | |
162 | Float_t lc[3]; for(Int_t ii=0; ii<3; ii++) lc[ii]=0.; | |
163 | Float_t gc[3]; for(Int_t ii=0; ii<3; ii++) gc[ii]=0.; | |
164 | // lc2 and gc2 are local and global coordinates for layer 2 | |
165 | Float_t lc2[3]; for(Int_t ii=0; ii<3; ii++) lc2[ii]=0.; | |
166 | Float_t gc2[3]; for(Int_t ii=0; ii<3; ii++) gc2[ii]=0.; | |
167 | ||
168 | itsRec = detTypeRec.RecPoints(); | |
169 | TBranch *branch; | |
170 | branch = tR->GetBranch("ITSRecPoints"); | |
171 | ||
172 | // Set values for cuts | |
173 | Float_t xbeam=0., ybeam=0.; | |
05d1294c | 174 | Float_t zvert=0.; |
70c95f95 | 175 | Float_t deltaPhi=fCoarseDiffPhiCut; |
05d1294c | 176 | Float_t deltaR=fCoarseMaxRCut; |
177 | Float_t dZmax=fZCutDiamond; | |
70c95f95 | 178 | if(optCuts){ |
27167524 | 179 | xbeam=fVert3D.GetXv(); |
180 | ybeam=fVert3D.GetYv(); | |
181 | zvert=fVert3D.GetZv(); | |
70c95f95 | 182 | deltaPhi = fDiffPhiMax; |
05d1294c | 183 | deltaR=fMaxRCut; |
184 | dZmax=fMaxZCut; | |
70c95f95 | 185 | } |
70c95f95 | 186 | Int_t nrpL1 = 0; // number of rec points on layer 1 |
187 | Int_t nrpL2 = 0; // number of rec points on layer 2 | |
188 | ||
189 | // By default irstL1=0 and lastL1=79 | |
190 | Int_t irstL1 = geom->GetStartDet(0); | |
191 | Int_t lastL1 = geom->GetModuleIndex(2,1,1)-1; | |
192 | for(Int_t module= irstL1; module<=lastL1;module++){ // count number of recopints on layer 1 | |
193 | branch->GetEvent(module); | |
194 | nrpL1+= itsRec->GetEntries(); | |
195 | detTypeRec.ResetRecPoints(); | |
196 | } | |
197 | //By default irstL2=80 and lastL2=239 | |
198 | Int_t irstL2 = geom->GetModuleIndex(2,1,1); | |
199 | Int_t lastL2 = geom->GetLastDet(0); | |
200 | for(Int_t module= irstL2; module<=lastL2;module++){ // count number of recopints on layer 2 | |
201 | branch->GetEvent(module); | |
202 | nrpL2+= itsRec->GetEntries(); | |
203 | detTypeRec.ResetRecPoints(); | |
204 | } | |
205 | if(nrpL1 == 0 || nrpL2 == 0){ | |
206 | itsLoader->UnloadRecPoints(); | |
207 | return -1; | |
208 | } | |
cd706e57 | 209 | AliDebug(1,Form("RecPoints on Layer 1,2 = %d, %d\n",nrpL1,nrpL2)); |
70c95f95 | 210 | |
211 | Double_t a[3]={xbeam,ybeam,0.}; | |
212 | Double_t b[3]={xbeam,ybeam,10.}; | |
213 | AliStrLine zeta(a,b,kTRUE); | |
214 | ||
215 | Int_t nolines = 0; | |
216 | // Loop on modules of layer 1 | |
217 | for(Int_t modul1= irstL1; modul1<=lastL1;modul1++){ // Loop on modules of layer 1 | |
27167524 | 218 | UShort_t ladder=int(modul1/4)+1; // ladders are numbered starting from 1 |
70c95f95 | 219 | branch->GetEvent(modul1); |
220 | Int_t nrecp1 = itsRec->GetEntries(); | |
221 | TClonesArray *prpl1 = new TClonesArray("AliITSRecPoint",nrecp1); | |
222 | prpl1->SetOwner(); | |
223 | TClonesArray &rpl1 = *prpl1; | |
224 | for(Int_t j=0;j<nrecp1;j++){ | |
225 | AliITSRecPoint *recp = (AliITSRecPoint*)itsRec->At(j); | |
226 | new(rpl1[j])AliITSRecPoint(*recp); | |
227 | } | |
228 | detTypeRec.ResetRecPoints(); | |
229 | for(Int_t j=0;j<nrecp1;j++){ | |
230 | AliITSRecPoint *recp = (AliITSRecPoint*)prpl1->At(j); | |
231 | // Local coordinates of this recpoint | |
232 | lc[0]=recp->GetDetLocalX(); | |
233 | lc[2]=recp->GetDetLocalZ(); | |
234 | geom->LtoG(modul1,lc,gc); // global coordinates | |
235 | Double_t phi1 = TMath::ATan2(gc[1]-ybeam,gc[0]-xbeam); | |
236 | if(phi1<0)phi1=2*TMath::Pi()+phi1; | |
27167524 | 237 | for(Int_t ladl2=0 ; ladl2<fLadOnLay2*2+1;ladl2++){ |
238 | for(Int_t k=0;k<4;k++){ | |
239 | Int_t ladmod=fLadders[ladder-1]+ladl2; | |
240 | if(ladmod>geom->GetNladders(2)) ladmod=ladmod-geom->GetNladders(2); | |
241 | Int_t modul2=geom->GetModuleIndex(2,ladmod,k+1); | |
242 | branch->GetEvent(modul2); | |
243 | Int_t nrecp2 = itsRec->GetEntries(); | |
244 | for(Int_t j2=0;j2<nrecp2;j2++){ | |
245 | recp = (AliITSRecPoint*)itsRec->At(j2); | |
246 | lc2[0]=recp->GetDetLocalX(); | |
247 | lc2[2]=recp->GetDetLocalZ(); | |
248 | geom->LtoG(modul2,lc2,gc2); | |
249 | Double_t phi2 = TMath::ATan2(gc2[1]-ybeam,gc2[0]-xbeam); | |
250 | if(phi2<0)phi2=2*TMath::Pi()+phi2; | |
251 | Double_t diff = TMath::Abs(phi2-phi1); | |
252 | if(diff>TMath::Pi())diff=2.*TMath::Pi()-diff; | |
253 | if(diff>deltaPhi)continue; | |
254 | AliStrLine line(gc,gc2,kTRUE); | |
255 | Double_t cp[3]; | |
256 | Int_t retcode = line.Cross(&zeta,cp); | |
257 | if(retcode<0)continue; | |
258 | Double_t dca = line.GetDCA(&zeta); | |
259 | if(dca<0.) continue; | |
260 | if(dca>deltaR)continue; | |
261 | Double_t deltaZ=cp[2]-zvert; | |
262 | if(TMath::Abs(deltaZ)>dZmax)continue; | |
263 | MakeTracklet(gc,gc2,nolines); | |
264 | } | |
265 | detTypeRec.ResetRecPoints(); | |
70c95f95 | 266 | } |
70c95f95 | 267 | } |
268 | } | |
269 | delete prpl1; | |
270 | } | |
271 | if(nolines == 0)return -2; | |
272 | return nolines; | |
273 | } | |
274 | ||
275 | //______________________________________________________________________ | |
276 | void AliITSVertexer3D::FindVertices(){ | |
277 | // computes the vertices of the events in the range FirstEvent - LastEvent | |
278 | AliRunLoader *rl = AliRunLoader::GetRunLoader(); | |
279 | AliITSLoader* itsLoader = (AliITSLoader*) rl->GetLoader("ITSLoader"); | |
280 | itsLoader->ReloadRecPoints(); | |
281 | for(Int_t i=fFirstEvent;i<=fLastEvent;i++){ | |
282 | rl->GetEvent(i); | |
283 | FindVertexForCurrentEvent(i); | |
284 | if(fCurrentVertex){ | |
285 | WriteCurrentVertex(); | |
286 | } | |
287 | } | |
288 | } | |
289 | ||
290 | ||
70c95f95 | 291 | //______________________________________________________________________ |
05d1294c | 292 | Int_t AliITSVertexer3D::Prepare3DVertex(Int_t optCuts){ |
70c95f95 | 293 | // Finds the 3D vertex information using tracklets |
294 | Int_t retcode = -1; | |
295 | ||
05d1294c | 296 | Float_t xbeam=0.; |
297 | Float_t ybeam=0.; | |
298 | Float_t zvert=0.; | |
299 | Float_t deltaR=fCoarseMaxRCut; | |
300 | Float_t dZmax=fZCutDiamond; | |
301 | if(optCuts){ | |
27167524 | 302 | xbeam=fVert3D.GetXv(); |
303 | ybeam=fVert3D.GetYv(); | |
304 | zvert=fVert3D.GetZv(); | |
05d1294c | 305 | deltaR=fMaxRCut; |
306 | dZmax=fMaxZCut; | |
307 | } | |
308 | ||
70c95f95 | 309 | Int_t nbr=50; |
05d1294c | 310 | Float_t rl=-fCoarseMaxRCut; |
311 | Float_t rh=fCoarseMaxRCut; | |
70c95f95 | 312 | Int_t nbz=100; |
313 | Float_t zl=-fZCutDiamond; | |
314 | Float_t zh=fZCutDiamond; | |
315 | Float_t binsizer=(rh-rl)/nbr; | |
316 | Float_t binsizez=(zh-zl)/nbz; | |
317 | TH3F *h3d = new TH3F("h3d","xyz distribution",nbr,rl,rh,nbr,rl,rh,nbz,zl,zh); | |
318 | ||
70c95f95 | 319 | // cleanup of the TCLonesArray of tracklets (i.e. fakes are removed) |
320 | Int_t *validate = new Int_t [fLines->GetEntriesFast()]; | |
321 | for(Int_t i=0; i<fLines->GetEntriesFast();i++)validate[i]=0; | |
70c95f95 | 322 | for(Int_t i=0; i<fLines->GetEntriesFast()-1;i++){ |
05d1294c | 323 | if(validate[i]==1)continue; |
70c95f95 | 324 | AliStrLine *l1 = (AliStrLine*)fLines->At(i); |
325 | for(Int_t j=i+1;j<fLines->GetEntriesFast();j++){ | |
326 | AliStrLine *l2 = (AliStrLine*)fLines->At(j); | |
05d1294c | 327 | Float_t dca=l1->GetDCA(l2); |
328 | if(dca > fDCAcut || dca<0.00001) continue; | |
70c95f95 | 329 | Double_t point[3]; |
330 | Int_t retc = l1->Cross(l2,point); | |
331 | if(retc<0)continue; | |
332 | Double_t rad=TMath::Sqrt(point[0]*point[0]+point[1]*point[1]); | |
05d1294c | 333 | if(rad>fCoarseMaxRCut)continue; |
334 | Double_t deltaX=point[0]-xbeam; | |
335 | Double_t deltaY=point[1]-ybeam; | |
336 | Double_t deltaZ=point[2]-zvert; | |
337 | Double_t raddist=TMath::Sqrt(deltaX*deltaX+deltaY*deltaY); | |
338 | if(TMath::Abs(deltaZ)>dZmax)continue; | |
339 | if(raddist>deltaR)continue; | |
27167524 | 340 | validate[i]=1; |
341 | validate[j]=1; | |
70c95f95 | 342 | h3d->Fill(point[0],point[1],point[2]); |
343 | } | |
344 | } | |
345 | ||
346 | ||
347 | ||
70c95f95 | 348 | Int_t numbtracklets=0; |
349 | for(Int_t i=0; i<fLines->GetEntriesFast();i++)if(validate[i]>=1)numbtracklets++; | |
350 | if(numbtracklets<2){delete [] validate; delete h3d; return retcode; } | |
351 | ||
352 | for(Int_t i=0; i<fLines->GetEntriesFast();i++){ | |
353 | if(validate[i]<1)fLines->RemoveAt(i); | |
354 | } | |
355 | fLines->Compress(); | |
cd706e57 | 356 | AliDebug(1,Form("Number of tracklets (after compress)%d ",fLines->GetEntriesFast())); |
70c95f95 | 357 | delete [] validate; |
358 | ||
05d1294c | 359 | |
360 | // finds peak in histo | |
70c95f95 | 361 | TAxis *xax = h3d->GetXaxis(); |
362 | TAxis *yax = h3d->GetYaxis(); | |
363 | TAxis *zax = h3d->GetZaxis(); | |
70c95f95 | 364 | Double_t peak[3]={0.,0.,0.}; |
365 | Float_t contref = 0.; | |
366 | for(Int_t i=xax->GetFirst();i<=xax->GetLast();i++){ | |
367 | Float_t xval = xax->GetBinCenter(i); | |
368 | for(Int_t j=yax->GetFirst();j<=yax->GetLast();j++){ | |
369 | Float_t yval = yax->GetBinCenter(j); | |
370 | for(Int_t k=zax->GetFirst();k<=zax->GetLast();k++){ | |
371 | Float_t bc = h3d->GetBinContent(i,j,k); | |
372 | Float_t zval = zax->GetBinCenter(k); | |
373 | if(bc>contref){ | |
374 | contref = bc; | |
375 | peak[2] = zval; | |
376 | peak[1] = yval; | |
377 | peak[0] = xval; | |
378 | } | |
379 | } | |
380 | } | |
381 | } | |
382 | delete h3d; | |
383 | ||
384 | // Second selection loop | |
385 | Float_t bs=(binsizer+binsizez)/2.; | |
05d1294c | 386 | for(Int_t i=0; i<fLines->GetEntriesFast();i++){ |
70c95f95 | 387 | AliStrLine *l1 = (AliStrLine*)fLines->At(i); |
388 | if(l1->GetDistFromPoint(peak)>2.5*bs)fLines->RemoveAt(i); | |
389 | } | |
390 | fLines->Compress(); | |
cd706e57 | 391 | AliDebug(1,Form("Number of tracklets (after 2nd compression) %d",fLines->GetEntriesFast())); |
70c95f95 | 392 | |
70c95f95 | 393 | if(fLines->GetEntriesFast()>1){ |
27167524 | 394 | // find a first candidate for the primary vertex |
395 | fVert3D=AliVertexerTracks::TrackletVertexFinder(fLines,0); | |
70c95f95 | 396 | // make a further selection on tracklets based on this first candidate |
27167524 | 397 | fVert3D.GetXYZ(peak); |
398 | AliDebug(1,Form("FIRST V candidate: %f ; %f ; %f",peak[0],peak[1],peak[2])); | |
05d1294c | 399 | for(Int_t i=0; i<fLines->GetEntriesFast();i++){ |
70c95f95 | 400 | AliStrLine *l1 = (AliStrLine*)fLines->At(i); |
401 | if(l1->GetDistFromPoint(peak)> fDCAcut)fLines->RemoveAt(i); | |
402 | } | |
403 | fLines->Compress(); | |
cd706e57 | 404 | AliDebug(1,Form("Number of tracklets (after 3rd compression) %d",fLines->GetEntriesFast())); |
27167524 | 405 | if(fLines->GetEntriesFast()>1) retcode=0; // this new tracklet selection is used |
406 | else retcode =1; // the previous tracklet selection will be used | |
70c95f95 | 407 | } |
408 | else { | |
409 | retcode = 0; | |
410 | } | |
411 | return retcode; | |
412 | } | |
413 | ||
414 | //______________________________________________________________________ | |
415 | void AliITSVertexer3D::MakeTracklet(Double_t *pA, Double_t *pB, Int_t &nolines) { | |
416 | // makes a tracklet | |
417 | TClonesArray &lines = *fLines; | |
418 | if(nolines == 0){ | |
419 | if(fLines->GetEntriesFast()>0)fLines->Clear(); | |
420 | } | |
421 | if(fLines->GetEntriesFast()==fLines->GetSize()){ | |
422 | Int_t newsize=(Int_t) 1.5*fLines->GetEntriesFast(); | |
423 | fLines->Expand(newsize); | |
424 | } | |
425 | ||
426 | new(lines[nolines++])AliStrLine(pA,pB,kTRUE); | |
427 | } | |
428 | ||
429 | //______________________________________________________________________ | |
430 | void AliITSVertexer3D::MakeTracklet(Float_t *pA, Float_t *pB, Int_t &nolines) {// Makes a tracklet | |
431 | // | |
432 | Double_t a[3],b[3]; | |
433 | for(Int_t i=0;i<3;i++){ | |
434 | a[i] = pA[i]; | |
435 | b[i] = pB[i]; | |
436 | } | |
437 | MakeTracklet(a,b,nolines); | |
438 | } | |
439 | ||
440 | //________________________________________________________ | |
441 | void AliITSVertexer3D::PrintStatus() const { | |
442 | // Print current status | |
443 | cout <<"=======================================================\n"; | |
444 | cout << "Loose cut on Delta Phi "<<fCoarseDiffPhiCut<<endl; | |
05d1294c | 445 | cout << "Cut on tracklet DCA to Z axis "<<fCoarseMaxRCut<<endl; |
446 | cout << "Cut on tracklet DCA to beam axis "<<fMaxRCut<<endl; | |
70c95f95 | 447 | cout << "Cut on diamond (Z) "<<fZCutDiamond<<endl; |
448 | cout << "Cut on DCA - tracklet to tracklet and to vertex "<<fDCAcut<<endl; | |
449 | cout <<" Max Phi difference: "<<fDiffPhiMax<<endl; | |
450 | ||
451 | ||
452 | cout <<"=======================================================\n"; | |
453 | } |