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d15a28e7 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, 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 | **************************************************************************/ | |
b2a60966 | 15 | /* $Id$ */ |
d15a28e7 | 16 | //_________________________________________________________________________ |
b2a60966 | 17 | // Implementation version 1 of algorithm class to construct PHOS track segments |
f035f6ce | 18 | // Track segment for PHOS is list of |
19 | // EMC RecPoint + (possibly) CPV RecPoint + (possibly) PPSD RecPoint | |
a4e98857 | 20 | // To find TrackSegments we do the following: |
21 | // for each EMC RecPoints we look at | |
22 | // CPV/PPSD RecPoints in the radious fR0. | |
23 | // If there is such a CPV RecPoint, | |
24 | // we make "Link" it is just indexes of EMC and CPV/PPSD RecPoint and distance | |
25 | // between them in the PHOS plane. | |
26 | // Then we sort "Links" and starting from the | |
27 | // least "Link" pointing to the unassined EMC and CPV RecPoints assing them to | |
28 | // new TrackSegment. | |
29 | // If there is no CPV/PPSD RecPoint we make TrackSegment | |
30 | // consisting from EMC alone. There is no TrackSegments without EMC RecPoint. | |
f035f6ce | 31 | // |
32 | // In principle this class should be called from AliPHOSReconstructioner, but | |
a4e98857 | 33 | // one can use it as well in standalone mode. |
34 | // Use case: | |
35 | // root [0] AliPHOSTrackSegmentMakerv1 * t = new AliPHOSTrackSegmentMaker("galice.root") | |
36 | // Warning in <TDatabasePDG::TDatabasePDG>: object already instantiated | |
37 | // root [1] t->ExecuteTask() | |
38 | // root [2] t->SetMaxEmcPpsdDistance(5) | |
39 | // root [3] t->SetTrackSegmentsBranch("max distance 5 cm") | |
40 | // root [4] t->ExecuteTask("deb all time") | |
f035f6ce | 41 | // |
b2a60966 | 42 | //*-- Author: Dmitri Peressounko (RRC Ki & SUBATECH) |
43 | // | |
d15a28e7 | 44 | |
45 | // --- ROOT system --- | |
2731cd1e | 46 | #include "TROOT.h" |
47 | #include "TFile.h" | |
7b7c1533 | 48 | #include "TFolder.h" |
2731cd1e | 49 | #include "TTree.h" |
50 | #include "TSystem.h" | |
51 | #include "TBenchmark.h" | |
d15a28e7 | 52 | // --- Standard library --- |
53 | ||
de9ec31b | 54 | #include <iostream.h> |
2731cd1e | 55 | #include <iomanip.h> |
d15a28e7 | 56 | |
57 | // --- AliRoot header files --- | |
58 | ||
59 | #include "AliPHOSTrackSegmentMakerv1.h" | |
2731cd1e | 60 | #include "AliPHOSClusterizerv1.h" |
d15a28e7 | 61 | #include "AliPHOSTrackSegment.h" |
2aca7d46 | 62 | #include "AliPHOSCpvRecPoint.h" |
2731cd1e | 63 | #include "AliPHOSPpsdRecPoint.h" |
d15a28e7 | 64 | #include "AliPHOSLink.h" |
7b7c1533 | 65 | #include "AliPHOSGetter.h" |
baef0810 | 66 | #include "AliPHOS.h" |
d15a28e7 | 67 | #include "AliRun.h" |
68 | ||
69 | ClassImp( AliPHOSTrackSegmentMakerv1) | |
70 | ||
71 | ||
72 | //____________________________________________________________________________ | |
2bd5457f | 73 | AliPHOSTrackSegmentMakerv1::AliPHOSTrackSegmentMakerv1() : AliPHOSTrackSegmentMaker() |
d15a28e7 | 74 | { |
7b7c1533 | 75 | // default ctor (to be used mainly by Streamer) |
76 | ||
77 | fR0 = 10. ; | |
78 | fEmcFirst = 0 ; | |
79 | fEmcLast = 0 ; | |
80 | fCpvFirst = 0 ; | |
81 | fCpvLast = 0 ; | |
82 | fPpsdFirst = 0 ; | |
83 | fPpsdLast = 0 ; | |
84 | fLinkLowArray = 0 ; | |
85 | fLinkUpArray = 0 ; | |
86 | fHeaderFileName = "" ; | |
87 | fRecPointsBranchTitle = "" ; | |
88 | fTrackSegmentsBranchTitle = "" ; | |
d15a28e7 | 89 | } |
7b7c1533 | 90 | |
9f616d61 | 91 | //____________________________________________________________________________ |
7b7c1533 | 92 | AliPHOSTrackSegmentMakerv1::AliPHOSTrackSegmentMakerv1(const char * headerFile, const char * name) : AliPHOSTrackSegmentMaker(headerFile, name) |
2731cd1e | 93 | { |
94 | // ctor | |
2731cd1e | 95 | |
7b7c1533 | 96 | fR0 = 10. ; |
97 | fEmcFirst = 0 ; | |
98 | fEmcLast = 0 ; | |
99 | fCpvFirst = 0 ; | |
100 | fCpvLast = 0 ; | |
101 | fPpsdFirst = 0 ; | |
102 | fPpsdLast = 0 ; | |
103 | ||
104 | fHeaderFileName = GetTitle() ; | |
105 | fRecPointsBranchTitle = GetName() ; | |
106 | fTrackSegmentsBranchTitle = GetName() ; | |
2731cd1e | 107 | |
7b7c1533 | 108 | TString tempo(GetName()) ; |
109 | tempo.Append(Version()) ; | |
110 | SetName(tempo.Data()) ; | |
b2a60966 | 111 | |
7b7c1533 | 112 | Init() ; |
98cbd830 | 113 | |
2731cd1e | 114 | } |
98cbd830 | 115 | |
2731cd1e | 116 | //____________________________________________________________________________ |
117 | AliPHOSTrackSegmentMakerv1::~AliPHOSTrackSegmentMakerv1() | |
118 | { | |
119 | // dtor | |
120 | if(fLinkLowArray) delete fLinkLowArray ; | |
121 | if(fLinkUpArray) delete fLinkUpArray ; | |
d15a28e7 | 122 | } |
9f616d61 | 123 | |
d15a28e7 | 124 | //____________________________________________________________________________ |
2731cd1e | 125 | void AliPHOSTrackSegmentMakerv1::FillOneModule() |
9f616d61 | 126 | { |
f035f6ce | 127 | // Finds first and last indexes between which |
128 | // clusters from one PHOS module are | |
9f616d61 | 129 | |
7b7c1533 | 130 | AliPHOSGetter * gime = AliPHOSGetter::GetInstance() ; |
131 | const AliPHOSGeometry * geom = gime->PHOSGeometry() ; | |
132 | TObjArray * emcRecPoints = gime->EmcRecPoints() ; | |
133 | TObjArray * cpvRecPoints = gime->CpvRecPoints() ; | |
2731cd1e | 134 | |
135 | //First EMC clusters | |
7b7c1533 | 136 | Int_t totalEmc = emcRecPoints->GetEntriesFast() ; |
2731cd1e | 137 | for(fEmcFirst = fEmcLast; (fEmcLast < totalEmc) && |
7b7c1533 | 138 | (((AliPHOSRecPoint *) emcRecPoints->At(fEmcLast))->GetPHOSMod() == fModule ); |
2731cd1e | 139 | fEmcLast ++) ; |
140 | ||
6ad0bfa0 | 141 | |
2731cd1e | 142 | //Now CPV clusters |
7b7c1533 | 143 | Int_t totalCpv = cpvRecPoints->GetEntriesFast() ; |
6ad0bfa0 | 144 | |
7b7c1533 | 145 | if(fModule <= geom->GetNCPVModules()){ // in CPV geometry |
9f616d61 | 146 | |
2731cd1e | 147 | for(fCpvFirst = fCpvLast; (fCpvLast < totalCpv) && |
7b7c1533 | 148 | (((AliPHOSRecPoint *) cpvRecPoints->At(fCpvLast))->GetPHOSMod() == fModule ); |
2731cd1e | 149 | fCpvLast ++) ; |
31aa6d6c | 150 | |
2731cd1e | 151 | fPpsdFirst = fCpvLast ; //To avoid scanning RecPoints between fPpsdFirst and fPpsdLast |
152 | fPpsdLast = fCpvLast ; //and to be ready to switch to mixed geometry | |
d15a28e7 | 153 | } |
2731cd1e | 154 | else{ //in PPSD geometry |
155 | fCpvLast = fPpsdLast ; | |
156 | //Upper layer first | |
157 | for(fCpvFirst = fCpvLast; (fCpvLast < totalCpv) && | |
7b7c1533 | 158 | (((AliPHOSPpsdRecPoint *) cpvRecPoints->At(fCpvLast))->GetPHOSMod() == fModule ) && |
159 | (((AliPHOSPpsdRecPoint *) cpvRecPoints->At(fCpvLast))->GetUp()) ; | |
2731cd1e | 160 | fCpvLast ++) ; |
161 | ||
162 | fPpsdLast= fCpvLast ; | |
163 | for(fPpsdFirst = fPpsdLast; (fPpsdLast < totalCpv) && | |
7b7c1533 | 164 | (((AliPHOSPpsdRecPoint *) cpvRecPoints->At(fPpsdLast))->GetPHOSMod() == fModule ) && |
165 | (!((AliPHOSPpsdRecPoint *) cpvRecPoints->At(fPpsdLast))->GetUp()) ; | |
2731cd1e | 166 | fPpsdLast ++) ; |
d15a28e7 | 167 | } |
2731cd1e | 168 | |
d15a28e7 | 169 | } |
7b7c1533 | 170 | |
d15a28e7 | 171 | //____________________________________________________________________________ |
baef0810 | 172 | Float_t AliPHOSTrackSegmentMakerv1::GetDistanceInPHOSPlane(AliPHOSEmcRecPoint * emcClu,AliPHOSRecPoint * cpvClu, Bool_t &toofar)const |
d15a28e7 | 173 | { |
b2a60966 | 174 | // Calculates the distance between the EMC RecPoint and the PPSD RecPoint |
a4e98857 | 175 | // Clusters are sorted in "rows" and "columns" of width 1 cm |
f035f6ce | 176 | |
2731cd1e | 177 | Float_t delta = 1 ; // Width of the rows in sorting of RecPoints (in cm) |
178 | // if you change this value, change it as well in xxxRecPoint::Compare() | |
92862013 | 179 | Float_t r = fR0 ; |
d15a28e7 | 180 | |
181 | TVector3 vecEmc ; | |
2731cd1e | 182 | TVector3 vecCpv ; |
183 | ||
184 | emcClu->GetLocalPosition(vecEmc) ; | |
185 | cpvClu->GetLocalPosition(vecCpv) ; | |
186 | ||
187 | if(emcClu->GetPHOSMod() == cpvClu->GetPHOSMod()){ | |
188 | if(vecCpv.X() <= vecEmc.X() + fR0 + 2*delta ){ | |
189 | ||
190 | vecCpv = vecCpv - vecEmc ; | |
191 | r = vecCpv.Mag() ; | |
92862013 | 192 | toofar = kFALSE ; |
2731cd1e | 193 | |
194 | } // if xPpsd >= xEmc + ... | |
195 | else | |
196 | toofar = kTRUE ; | |
d15a28e7 | 197 | } |
198 | else | |
92862013 | 199 | toofar = kTRUE ; |
7956ec10 | 200 | |
201 | //toofar = kFALSE ; | |
202 | ||
d15a28e7 | 203 | |
92862013 | 204 | return r ; |
d15a28e7 | 205 | } |
206 | ||
7b7c1533 | 207 | //____________________________________________________________________________ |
208 | void AliPHOSTrackSegmentMakerv1::Init() | |
209 | { | |
210 | // Make all memory allocations that are not possible in default constructor | |
211 | ||
212 | if ( strcmp(GetTitle(), "") == 0 ) | |
213 | SetTitle("galice.root") ; | |
214 | ||
215 | TString taskName(GetName()) ; | |
216 | taskName.ReplaceAll(Version(), "") ; | |
217 | ||
218 | AliPHOSGetter * gime = AliPHOSGetter::GetInstance(GetTitle(), taskName.Data()) ; | |
219 | if ( gime == 0 ) { | |
220 | cerr << "ERROR: AliPHOSTrackSegmentMakerv1::Init -> Could not obtain the Getter object !" << endl ; | |
221 | return ; | |
222 | } | |
223 | ||
224 | fLinkLowArray = new TClonesArray("AliPHOSLink", 1000); | |
225 | fLinkUpArray = new TClonesArray("AliPHOSLink", 1000); | |
226 | ||
227 | //add Task to //YSAlice/tasks/Reconstructioner/PHOS | |
228 | TTask * aliceRe = (TTask*)gROOT->FindObjectAny("YSAlice/tasks/Reconstructioner") ; | |
229 | TTask * phosRe = (TTask*)aliceRe->GetListOfTasks()->FindObject("PHOS") ; | |
230 | phosRe->Add(this) ; | |
231 | // create a folder on the white board //YSAlice/WhiteBoard/RecPoints/PHOS/trackSegmentsName | |
232 | ||
233 | gime->Post(GetTitle(), "T", taskName.Data() ) ; | |
234 | ||
235 | } | |
236 | ||
d15a28e7 | 237 | //____________________________________________________________________________ |
baef0810 | 238 | void AliPHOSTrackSegmentMakerv1::MakeLinks()const |
d15a28e7 | 239 | { |
f035f6ce | 240 | // Finds distances (links) between all EMC and PPSD clusters, |
241 | // which are not further apart from each other than fR0 | |
242 | // and sort them in accordance with this distance | |
b2a60966 | 243 | |
7b7c1533 | 244 | AliPHOSGetter * gime = AliPHOSGetter::GetInstance() ; |
245 | TObjArray * emcRecPoints = gime->EmcRecPoints() ; | |
246 | TObjArray * cpvRecPoints = gime->CpvRecPoints() ; | |
247 | ||
2731cd1e | 248 | fLinkUpArray->Clear() ; |
249 | fLinkLowArray->Clear() ; | |
250 | ||
251 | AliPHOSRecPoint * ppsd ; | |
252 | AliPHOSRecPoint * cpv ; | |
92862013 | 253 | AliPHOSEmcRecPoint * emcclu ; |
28c3a259 | 254 | |
d15a28e7 | 255 | Int_t iLinkLow = 0 ; |
256 | Int_t iLinkUp = 0 ; | |
257 | ||
28c3a259 | 258 | Int_t iEmcRP; |
2731cd1e | 259 | for(iEmcRP = fEmcFirst; iEmcRP < fEmcLast; iEmcRP++ ) { |
7b7c1533 | 260 | emcclu = (AliPHOSEmcRecPoint *) emcRecPoints->At(iEmcRP) ; |
2731cd1e | 261 | |
262 | Bool_t toofar ; | |
263 | Int_t iPpsd ; | |
264 | for(iPpsd = fPpsdFirst; iPpsd < fPpsdLast;iPpsd++ ) { | |
d15a28e7 | 265 | |
7b7c1533 | 266 | ppsd = (AliPHOSRecPoint *) cpvRecPoints->At(iPpsd) ; |
2731cd1e | 267 | Float_t r = GetDistanceInPHOSPlane(emcclu, ppsd, toofar) ; |
268 | ||
92862013 | 269 | if(toofar) |
d15a28e7 | 270 | break ; |
2731cd1e | 271 | if(r < fR0) |
272 | new ((*fLinkLowArray)[iLinkLow++]) AliPHOSLink(r, iEmcRP, iPpsd) ; | |
d15a28e7 | 273 | } |
274 | ||
2731cd1e | 275 | Int_t iCpv = 0 ; |
276 | for(iCpv = fCpvFirst; iCpv < fCpvLast;iCpv++ ) { | |
28c3a259 | 277 | |
7b7c1533 | 278 | cpv = (AliPHOSRecPoint *) cpvRecPoints->At(iCpv) ; |
2731cd1e | 279 | Float_t r = GetDistanceInPHOSPlane(emcclu, cpv, toofar) ; |
d15a28e7 | 280 | |
92862013 | 281 | if(toofar) |
d15a28e7 | 282 | break ; |
83974468 | 283 | if(r < fR0) { |
2731cd1e | 284 | new ((*fLinkUpArray)[iLinkUp++]) AliPHOSLink(r, iEmcRP, iCpv) ; |
28c3a259 | 285 | } |
d15a28e7 | 286 | } |
28c3a259 | 287 | } |
d15a28e7 | 288 | |
2731cd1e | 289 | fLinkLowArray->Sort() ; //first links with smallest distances |
290 | fLinkUpArray->Sort() ; | |
d15a28e7 | 291 | } |
28c3a259 | 292 | |
d15a28e7 | 293 | //____________________________________________________________________________ |
2731cd1e | 294 | void AliPHOSTrackSegmentMakerv1::MakePairs() |
6ad0bfa0 | 295 | { |
f035f6ce | 296 | // Using the previously made list of "links", we found the smallest link - i.e. |
a4e98857 | 297 | // link with the least distance between EMC and CPV and pointing to still |
f035f6ce | 298 | // unassigned RecParticles. We assign these RecPoints to TrackSegment and |
299 | // remove them from the list of "unassigned". | |
6ad0bfa0 | 300 | |
7b7c1533 | 301 | AliPHOSGetter * gime = AliPHOSGetter::GetInstance() ; |
302 | TObjArray * emcRecPoints = gime->EmcRecPoints() ; | |
303 | TObjArray * cpvRecPoints = gime->CpvRecPoints() ; | |
304 | TClonesArray * trackSegments = gime->TrackSegments() ; | |
305 | ||
2731cd1e | 306 | //Make arrays to mark clusters already chousen |
307 | Int_t * emcExist = 0; | |
308 | if(fEmcLast > fEmcFirst) | |
309 | emcExist = new Int_t[fEmcLast-fEmcFirst] ; | |
310 | ||
311 | Int_t index; | |
312 | for(index = 0; index <fEmcLast-fEmcFirst; index ++) | |
313 | emcExist[index] = 1 ; | |
314 | ||
315 | Bool_t * cpvExist = 0; | |
316 | if(fCpvLast > fCpvFirst) | |
317 | cpvExist = new Bool_t[fCpvLast-fCpvFirst] ; | |
318 | for(index = 0; index <fCpvLast-fCpvFirst; index ++) | |
319 | cpvExist[index] = kTRUE ; | |
320 | ||
321 | Bool_t * ppsdExist = 0; | |
322 | if(fPpsdLast > fPpsdFirst) | |
323 | ppsdExist = new Bool_t[fPpsdLast-fPpsdFirst] ; | |
324 | for(index = 0; index <fPpsdLast-fPpsdFirst; index ++) | |
325 | ppsdExist[index] = kTRUE ; | |
326 | ||
327 | // Finds the smallest links and makes pairs of CPV and EMC clusters with smallest distance | |
328 | TIter nextLow(fLinkLowArray) ; | |
329 | TIter nextUp(fLinkUpArray) ; | |
d15a28e7 | 330 | |
331 | AliPHOSLink * linkLow ; | |
332 | AliPHOSLink * linkUp ; | |
333 | ||
d15a28e7 | 334 | |
2731cd1e | 335 | AliPHOSRecPoint * nullpointer = 0 ; |
9f616d61 | 336 | |
d15a28e7 | 337 | while ( (linkLow = (AliPHOSLink *)nextLow() ) ){ |
28c3a259 | 338 | |
144a844a | 339 | if( (emcExist[linkLow->GetEmc()-fEmcFirst]> 0) && |
340 | ppsdExist[linkLow->GetPpsd()-fPpsdFirst] ){ // RecPoints not removed yet | |
7b7c1533 | 341 | new ((*trackSegments)[fNTrackSegments]) AliPHOSTrackSegment((AliPHOSEmcRecPoint *) emcRecPoints->At(linkLow->GetEmc()), |
2731cd1e | 342 | nullpointer, |
7b7c1533 | 343 | (AliPHOSRecPoint *)cpvRecPoints->At(linkLow->GetPpsd()) ) ; |
2731cd1e | 344 | |
7b7c1533 | 345 | ((AliPHOSTrackSegment* )trackSegments->At(fNTrackSegments))->SetIndexInList(fNTrackSegments); |
28c3a259 | 346 | //replace index of emc to negative and shifted index of TS |
2731cd1e | 347 | emcExist[linkLow->GetEmc()-fEmcFirst] = -2 - fNTrackSegments ; |
348 | //mark ppsd as used | |
349 | ppsdExist[linkLow->GetPpsd()-fPpsdFirst] = kFALSE ; | |
28c3a259 | 350 | fNTrackSegments++ ; |
6ad0bfa0 | 351 | } |
d15a28e7 | 352 | } |
28c3a259 | 353 | |
2731cd1e | 354 | |
28c3a259 | 355 | while ( (linkUp = (AliPHOSLink *)nextUp() ) ){ |
2731cd1e | 356 | if(emcExist[linkUp->GetEmc()-fEmcFirst] != -1){ //without ppsd Up yet |
d15a28e7 | 357 | |
2731cd1e | 358 | if(cpvExist[linkUp->GetPpsd()-fCpvFirst]){ //CPV still exist |
7956ec10 | 359 | |
2731cd1e | 360 | if(emcExist[linkUp->GetEmc()-fEmcFirst] > 0){ //without ppsd Low => create new TS |
7956ec10 | 361 | |
7b7c1533 | 362 | new ((* trackSegments)[fNTrackSegments]) AliPHOSTrackSegment((AliPHOSEmcRecPoint *) emcRecPoints->At(linkUp->GetEmc()) , |
363 | (AliPHOSRecPoint *)cpvRecPoints->At(linkUp->GetPpsd()), | |
2731cd1e | 364 | nullpointer) ; |
7b7c1533 | 365 | ((AliPHOSTrackSegment *) trackSegments->At(fNTrackSegments))->SetIndexInList(fNTrackSegments); |
7956ec10 | 366 | fNTrackSegments++ ; |
367 | } | |
368 | else{ // append ppsd Up to existing TS | |
7b7c1533 | 369 | ((AliPHOSTrackSegment *)trackSegments->At(-2-emcExist[linkUp->GetEmc()-fEmcFirst]))->SetCpvRecPoint((AliPHOSCpvRecPoint *)cpvRecPoints->At(linkUp->GetPpsd())); |
7956ec10 | 370 | } |
371 | ||
2731cd1e | 372 | emcExist[linkUp->GetEmc()-fEmcFirst] = -1 ; //Mark emc that Cpv was found |
373 | //mark CPV recpoint as already used | |
374 | cpvExist[linkUp->GetPpsd()-fCpvFirst] = kFALSE ; | |
7956ec10 | 375 | } //if ppsdUp still exist |
28c3a259 | 376 | } |
377 | } | |
378 | ||
2731cd1e | 379 | //look through emc recPoints left without CPV/PPSD |
380 | if(emcExist){ //if there is emc rec point | |
381 | Int_t iEmcRP ; | |
382 | for(iEmcRP = 0; iEmcRP < fEmcLast-fEmcFirst ; iEmcRP++ ){ | |
383 | if(emcExist[iEmcRP] > 0 ){ | |
7b7c1533 | 384 | new ((*trackSegments)[fNTrackSegments]) AliPHOSTrackSegment((AliPHOSEmcRecPoint *)emcRecPoints->At(iEmcRP+fEmcFirst), |
2731cd1e | 385 | nullpointer, |
386 | nullpointer ) ; | |
7b7c1533 | 387 | ((AliPHOSTrackSegment *) trackSegments->At(fNTrackSegments))->SetIndexInList(fNTrackSegments); |
2731cd1e | 388 | fNTrackSegments++; |
389 | } | |
d15a28e7 | 390 | } |
d15a28e7 | 391 | } |
28c3a259 | 392 | |
d15a28e7 | 393 | } |
394 | ||
395 | //____________________________________________________________________________ | |
2731cd1e | 396 | void AliPHOSTrackSegmentMakerv1::Exec(Option_t * option) |
d15a28e7 | 397 | { |
a4e98857 | 398 | // STEERing method |
28c3a259 | 399 | |
7b7c1533 | 400 | if( strcmp(GetName(), "")== 0 ) |
401 | Init() ; | |
6ad0bfa0 | 402 | |
2731cd1e | 403 | if(strstr(option,"tim")) |
7b7c1533 | 404 | gBenchmark->Start("PHOSTrackSegmentMakerv1"); |
405 | ||
406 | if(strstr(option,"print")) { | |
407 | Print("") ; | |
408 | return ; | |
409 | } | |
d15a28e7 | 410 | |
7b7c1533 | 411 | //check, if the branch with name of this" already exits? |
412 | TObjArray * lob = (TObjArray*)gAlice->TreeR()->GetListOfBranches() ; | |
413 | TIter next(lob) ; | |
414 | TBranch * branch = 0 ; | |
415 | Bool_t phostsfound = kFALSE, tracksegmentmakerfound = kFALSE ; | |
2731cd1e | 416 | |
7b7c1533 | 417 | TString taskName(GetName()) ; |
418 | taskName.ReplaceAll(Version(), "") ; | |
419 | ||
420 | while ( (branch = (TBranch*)next()) && (!phostsfound || !tracksegmentmakerfound) ) { | |
421 | if ( (strcmp(branch->GetName(), "PHOSTS")==0) && (strcmp(branch->GetTitle(), taskName.Data())==0) ) | |
422 | phostsfound = kTRUE ; | |
423 | ||
424 | else if ( (strcmp(branch->GetName(), "AliPHOSTrackSegmentMaker")==0) && (strcmp(branch->GetTitle(), taskName.Data())==0) ) | |
425 | tracksegmentmakerfound = kTRUE ; | |
426 | } | |
427 | ||
428 | if ( phostsfound || tracksegmentmakerfound ) { | |
429 | cerr << "WARNING: AliPHOSTrackSegmentMakerv1::Exec -> TrackSegments and/or TrackSegmentMaker branch with name " | |
430 | << taskName.Data() << " already exits" << endl ; | |
431 | return ; | |
432 | } | |
433 | ||
434 | const AliPHOSGeometry * geom = AliPHOSGetter::GetInstance()->PHOSGeometry() ; | |
435 | Int_t nevents = (Int_t) gAlice->TreeE()->GetEntries() ; | |
436 | Int_t ievent ; | |
437 | ||
438 | for(ievent = 0; ievent < nevents; ievent++){ | |
439 | if(!ReadRecPoints(ievent)) //reads RecPoints for event ievent | |
2731cd1e | 440 | return; |
98cbd830 | 441 | |
7b7c1533 | 442 | for(fModule = 1; fModule <= geom->GetNModules() ; fModule++ ){ |
2731cd1e | 443 | |
444 | FillOneModule() ; | |
445 | ||
446 | MakeLinks() ; | |
447 | ||
448 | MakePairs() ; | |
449 | ||
450 | } | |
28c3a259 | 451 | |
7b7c1533 | 452 | WriteTrackSegments(ievent) ; |
453 | ||
2731cd1e | 454 | if(strstr(option,"deb")) |
455 | PrintTrackSegments(option) ; | |
7b7c1533 | 456 | |
2731cd1e | 457 | } |
9f616d61 | 458 | |
2731cd1e | 459 | if(strstr(option,"tim")){ |
460 | gBenchmark->Stop("PHOSTSMaker"); | |
461 | cout << "AliPHOSTSMaker:" << endl ; | |
462 | cout << " took " << gBenchmark->GetCpuTime("PHOSTSMaker") << " seconds for making TS " | |
7b7c1533 | 463 | << gBenchmark->GetCpuTime("PHOSTSMaker")/nevents << " seconds per event " << endl ; |
2731cd1e | 464 | cout << endl ; |
465 | } | |
7b7c1533 | 466 | |
d15a28e7 | 467 | } |
7b7c1533 | 468 | |
d15a28e7 | 469 | //____________________________________________________________________________ |
baef0810 | 470 | void AliPHOSTrackSegmentMakerv1::Print(Option_t * option)const |
a4e98857 | 471 | { |
baef0810 | 472 | // Print TrackSegmentMaker parameters |
473 | ||
7b7c1533 | 474 | if( strcmp(GetName(), "") != 0 ) { |
2731cd1e | 475 | cout << "======== AliPHOSTrackSegmentMakerv1 ========" << endl ; |
476 | cout << "Making Track segments "<< endl ; | |
f035f6ce | 477 | cout << " Headers file: " << fHeaderFileName.Data() << endl ; |
478 | cout << " RecPoints branch file name: " << fRecPointsBranchTitle.Data() << endl ; | |
7b7c1533 | 479 | cout << " TrackSegments Branch file name: " << fTrackSegmentsBranchTitle.Data() << endl ; |
2731cd1e | 480 | cout << "with parameters: " << endl ; |
f035f6ce | 481 | cout << " Maximal EMC - CPV (PPSD) distance (cm)" << fR0 << endl ; |
2731cd1e | 482 | cout << "============================================" << endl ; |
483 | } | |
484 | else | |
485 | cout << "AliPHOSTrackSegmentMakerv1 not initialized " << endl ; | |
d15a28e7 | 486 | } |
98cbd830 | 487 | //____________________________________________________________________________ |
7b7c1533 | 488 | Bool_t AliPHOSTrackSegmentMakerv1::ReadRecPoints(Int_t event) |
a4e98857 | 489 | { |
7b7c1533 | 490 | // Reads Emc and CPV recPoints |
a4e98857 | 491 | // made previously with Clusterizer. |
f035f6ce | 492 | |
2731cd1e | 493 | |
494 | //Make some initializations | |
7b7c1533 | 495 | |
2731cd1e | 496 | fNTrackSegments = 0 ; |
497 | fEmcFirst = 0 ; | |
498 | fEmcLast = 0 ; | |
499 | fCpvFirst = 0 ; | |
500 | fCpvLast = 0 ; | |
501 | fPpsdFirst= 0 ; | |
502 | fPpsdLast = 0 ; | |
503 | ||
504 | ||
7b7c1533 | 505 | gAlice->GetEvent(event) ; |
506 | gAlice->SetEvent(event) ; | |
2731cd1e | 507 | |
508 | // Get TreeR header from file | |
2731cd1e | 509 | if(gAlice->TreeR()==0){ |
7b7c1533 | 510 | cerr << "ERROR: AliPHOSTrackSegmentMakerv1::ReadRecPoints -> There is no Reconstruction Tree" << endl; |
511 | return kFALSE; | |
2731cd1e | 512 | } |
98cbd830 | 513 | |
2731cd1e | 514 | |
7b7c1533 | 515 | // Find RecPoints |
516 | TBranch * emcbranch = 0; | |
517 | TBranch * cpvbranch = 0; | |
518 | TBranch * clusterizerbranch = 0; | |
519 | TObjArray * lob = (TObjArray*)gAlice->TreeR()->GetListOfBranches() ; | |
520 | TIter next(lob) ; | |
521 | TBranch * branch = 0 ; | |
522 | Bool_t phosemcfound = kFALSE, phoscpvfound = kFALSE, clusterizerfound = kFALSE ; | |
2731cd1e | 523 | |
7b7c1533 | 524 | TString taskName(GetName()) ; |
525 | taskName.ReplaceAll(Version(), "") ; | |
98cbd830 | 526 | |
7b7c1533 | 527 | while ( (branch = (TBranch*)next()) && (!phosemcfound || !phoscpvfound || !clusterizerfound) ) { |
528 | if ( (strcmp(branch->GetName(), "PHOSEmcRP")==0) && (strcmp(branch->GetTitle(), taskName.Data())==0) ) { | |
529 | phosemcfound = kTRUE ; | |
530 | emcbranch = branch ; | |
2aca7d46 | 531 | } |
fad3e5b9 | 532 | |
7b7c1533 | 533 | else if ( (strcmp(branch->GetName(), "PHOSCpvRP")==0) && (strcmp(branch->GetTitle(), taskName.Data())==0) ) { |
534 | phoscpvfound = kTRUE ; | |
535 | cpvbranch = branch ; | |
536 | ||
537 | } else if ( (strcmp(branch->GetName(), "AliPHOSClusterizer")==0) && (strcmp(branch->GetTitle(), taskName.Data())==0) ) { | |
538 | clusterizerfound = kTRUE ; | |
539 | clusterizerbranch = branch ; | |
2731cd1e | 540 | } |
98cbd830 | 541 | } |
7b7c1533 | 542 | if ( !phosemcfound || !phoscpvfound || !clusterizerfound ) { |
543 | cerr << "WARNING: AliPHOSTrackSegmentMakerv1::ReadRecPoints -> emc(cpv)RecPoints and/or Clusterizer branch with name " << taskName.Data() | |
544 | << " not found" << endl ; | |
545 | return kFALSE ; | |
546 | } | |
98cbd830 | 547 | |
7b7c1533 | 548 | AliPHOSGetter * gime = AliPHOSGetter::GetInstance() ; |
2731cd1e | 549 | |
7b7c1533 | 550 | TObjArray * emcRecPoints = gime->EmcRecPoints() ; |
551 | emcRecPoints->Clear() ; | |
552 | emcbranch->SetAddress(&emcRecPoints) ; | |
761e34c0 | 553 | |
7b7c1533 | 554 | TObjArray * cpvRecPoints = gime->CpvRecPoints() ; |
555 | cpvRecPoints->Clear() ; | |
556 | cpvbranch->SetAddress(&cpvRecPoints) ; | |
557 | ||
558 | ||
559 | AliPHOSClusterizer * clusterizer = 0 ; | |
560 | clusterizerbranch->SetAddress(&clusterizer) ; | |
561 | clusterizerbranch->GetEntry(0) ; | |
562 | TString clusterizerName( fTrackSegmentsBranchTitle ) ; | |
563 | clusterizerName.Append(clusterizer->Version()) ; | |
564 | clusterizer = gime->Clusterizer(clusterizerName) ; | |
565 | ||
566 | emcbranch->GetEntry(0) ; | |
567 | cpvbranch->GetEntry(0) ; | |
568 | clusterizerbranch->GetEntry(0) ; | |
2731cd1e | 569 | |
2731cd1e | 570 | return kTRUE ; |
571 | ||
98cbd830 | 572 | } |
7b7c1533 | 573 | |
d15a28e7 | 574 | //____________________________________________________________________________ |
7b7c1533 | 575 | void AliPHOSTrackSegmentMakerv1::WriteTrackSegments(Int_t event) |
a4e98857 | 576 | { |
f035f6ce | 577 | // Writes found TrackSegments to TreeR. Creates branches |
578 | // "PHOSTS" and "AliPHOSTrackSegmentMaker" with the same title. | |
579 | // In the former branch found TrackSegments are stored, while | |
580 | // in the latter all parameters, with which TS were made. | |
581 | // ROOT does not allow overwriting existing branches, therefore | |
a4e98857 | 582 | // first we check, if branches with the same title already exist. |
f035f6ce | 583 | // If yes - exits without writing. |
2731cd1e | 584 | |
7b7c1533 | 585 | AliPHOSGetter *gime = AliPHOSGetter::GetInstance() ; |
586 | TClonesArray * trackSegments = gime->TrackSegments() ; | |
9f616d61 | 587 | |
7b7c1533 | 588 | gAlice->GetEvent(event) ; |
98cbd830 | 589 | |
2731cd1e | 590 | //Make branch in TreeR for TrackSegments |
591 | char * filename = 0; | |
592 | if(gSystem->Getenv("CONFIG_SPLIT_FILE")!=0){ //generating file name | |
593 | filename = new char[strlen(gAlice->GetBaseFile())+20] ; | |
594 | sprintf(filename,"%s/PHOS.Reco.root",gAlice->GetBaseFile()) ; | |
d15a28e7 | 595 | } |
596 | ||
2731cd1e | 597 | TDirectory *cwd = gDirectory; |
31aa6d6c | 598 | |
2731cd1e | 599 | //First TS |
600 | Int_t bufferSize = 32000 ; | |
7b7c1533 | 601 | TBranch * tsBranch = gAlice->TreeR()->Branch("PHOSTS",&trackSegments,bufferSize); |
602 | tsBranch->SetTitle(fTrackSegmentsBranchTitle.Data()); | |
2731cd1e | 603 | if (filename) { |
604 | tsBranch->SetFile(filename); | |
605 | TIter next( tsBranch->GetListOfBranches()); | |
761e34c0 | 606 | TBranch * sb ; |
607 | while ((sb=(TBranch*)next())) { | |
608 | sb->SetFile(filename); | |
2731cd1e | 609 | } |
610 | cwd->cd(); | |
611 | } | |
98cbd830 | 612 | |
2731cd1e | 613 | //Second -TSMaker |
614 | Int_t splitlevel = 0 ; | |
615 | AliPHOSTrackSegmentMakerv1 * ts = this ; | |
7b7c1533 | 616 | TBranch * tsMakerBranch = gAlice->TreeR()->Branch("AliPHOSTrackSegmentMaker","AliPHOSTrackSegmentMakerv1", |
2731cd1e | 617 | &ts,bufferSize,splitlevel); |
7b7c1533 | 618 | tsMakerBranch->SetTitle(fTrackSegmentsBranchTitle.Data()); |
2731cd1e | 619 | if (filename) { |
620 | tsMakerBranch->SetFile(filename); | |
621 | TIter next( tsMakerBranch->GetListOfBranches()); | |
761e34c0 | 622 | TBranch * sb; |
623 | while ((sb=(TBranch*)next())) { | |
624 | sb->SetFile(filename); | |
2731cd1e | 625 | } |
626 | cwd->cd(); | |
627 | } | |
9f616d61 | 628 | |
761e34c0 | 629 | tsBranch->Fill() ; |
630 | tsMakerBranch->Fill() ; | |
eec3ac52 | 631 | |
2731cd1e | 632 | gAlice->TreeR()->Write(0,kOverwrite) ; |
633 | ||
634 | } | |
98cbd830 | 635 | |
98cbd830 | 636 | |
2731cd1e | 637 | //____________________________________________________________________________ |
a4e98857 | 638 | void AliPHOSTrackSegmentMakerv1::PrintTrackSegments(Option_t * option) |
639 | { | |
f035f6ce | 640 | // option deb - prints # of found TrackSegments |
641 | // option deb all - prints as well indexed of found RecParticles assigned to the TS | |
642 | ||
7b7c1533 | 643 | TClonesArray * trackSegments = AliPHOSGetter::GetInstance()->TrackSegments() ; |
2731cd1e | 644 | |
645 | cout << "AliPHOSTrackSegmentMakerv1: " << endl ; | |
7b7c1533 | 646 | cout << " Found " << trackSegments->GetEntriesFast() << " trackSegments " << endl ; |
2731cd1e | 647 | |
648 | if(strstr(option,"all")) { // printing found TS | |
649 | cout << "TrackSegment # " << " EMC RP# " << " CPV RP# " << " PPSD RP#" << endl ; | |
650 | ||
651 | Int_t index; | |
7b7c1533 | 652 | for (index = 0 ; index <trackSegments->GetEntriesFast() ; index++) { |
653 | AliPHOSTrackSegment * ts = (AliPHOSTrackSegment * )trackSegments->At(index) ; | |
2731cd1e | 654 | cout<<" "<< setw(4) << ts->GetIndexInList() << " " |
655 | <<setw(4) << ts->GetEmcIndex()<< " " | |
656 | <<setw(4) << ts->GetCpvIndex()<< " " | |
657 | <<setw(4) << ts->GetPpsdIndex()<< endl ; | |
658 | } | |
659 | ||
660 | cout << "-------------------------------------------------------"<< endl ; | |
d15a28e7 | 661 | } |
2731cd1e | 662 | } |