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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 | ||
2731cd1e | 141 | //Now CPV clusters |
7b7c1533 | 142 | Int_t totalCpv = cpvRecPoints->GetEntriesFast() ; |
6ad0bfa0 | 143 | |
7b7c1533 | 144 | if(fModule <= geom->GetNCPVModules()){ // in CPV geometry |
9f616d61 | 145 | |
2731cd1e | 146 | for(fCpvFirst = fCpvLast; (fCpvLast < totalCpv) && |
7b7c1533 | 147 | (((AliPHOSRecPoint *) cpvRecPoints->At(fCpvLast))->GetPHOSMod() == fModule ); |
2731cd1e | 148 | fCpvLast ++) ; |
31aa6d6c | 149 | |
2731cd1e | 150 | fPpsdFirst = fCpvLast ; //To avoid scanning RecPoints between fPpsdFirst and fPpsdLast |
151 | fPpsdLast = fCpvLast ; //and to be ready to switch to mixed geometry | |
d15a28e7 | 152 | } |
2731cd1e | 153 | else{ //in PPSD geometry |
154 | fCpvLast = fPpsdLast ; | |
155 | //Upper layer first | |
156 | for(fCpvFirst = fCpvLast; (fCpvLast < totalCpv) && | |
7b7c1533 | 157 | (((AliPHOSPpsdRecPoint *) cpvRecPoints->At(fCpvLast))->GetPHOSMod() == fModule ) && |
158 | (((AliPHOSPpsdRecPoint *) cpvRecPoints->At(fCpvLast))->GetUp()) ; | |
2731cd1e | 159 | fCpvLast ++) ; |
160 | ||
161 | fPpsdLast= fCpvLast ; | |
162 | for(fPpsdFirst = fPpsdLast; (fPpsdLast < totalCpv) && | |
7b7c1533 | 163 | (((AliPHOSPpsdRecPoint *) cpvRecPoints->At(fPpsdLast))->GetPHOSMod() == fModule ) && |
164 | (!((AliPHOSPpsdRecPoint *) cpvRecPoints->At(fPpsdLast))->GetUp()) ; | |
2731cd1e | 165 | fPpsdLast ++) ; |
d15a28e7 | 166 | } |
2731cd1e | 167 | |
d15a28e7 | 168 | } |
7b7c1533 | 169 | |
d15a28e7 | 170 | //____________________________________________________________________________ |
baef0810 | 171 | Float_t AliPHOSTrackSegmentMakerv1::GetDistanceInPHOSPlane(AliPHOSEmcRecPoint * emcClu,AliPHOSRecPoint * cpvClu, Bool_t &toofar)const |
d15a28e7 | 172 | { |
b2a60966 | 173 | // Calculates the distance between the EMC RecPoint and the PPSD RecPoint |
a4e98857 | 174 | // Clusters are sorted in "rows" and "columns" of width 1 cm |
f035f6ce | 175 | |
2731cd1e | 176 | Float_t delta = 1 ; // Width of the rows in sorting of RecPoints (in cm) |
177 | // if you change this value, change it as well in xxxRecPoint::Compare() | |
92862013 | 178 | Float_t r = fR0 ; |
d15a28e7 | 179 | |
180 | TVector3 vecEmc ; | |
2731cd1e | 181 | TVector3 vecCpv ; |
182 | ||
183 | emcClu->GetLocalPosition(vecEmc) ; | |
184 | cpvClu->GetLocalPosition(vecCpv) ; | |
185 | ||
186 | if(emcClu->GetPHOSMod() == cpvClu->GetPHOSMod()){ | |
187 | if(vecCpv.X() <= vecEmc.X() + fR0 + 2*delta ){ | |
188 | ||
189 | vecCpv = vecCpv - vecEmc ; | |
190 | r = vecCpv.Mag() ; | |
92862013 | 191 | toofar = kFALSE ; |
2731cd1e | 192 | |
193 | } // if xPpsd >= xEmc + ... | |
194 | else | |
195 | toofar = kTRUE ; | |
d15a28e7 | 196 | } |
197 | else | |
92862013 | 198 | toofar = kTRUE ; |
7956ec10 | 199 | |
200 | //toofar = kFALSE ; | |
201 | ||
d15a28e7 | 202 | |
92862013 | 203 | return r ; |
d15a28e7 | 204 | } |
205 | ||
7b7c1533 | 206 | //____________________________________________________________________________ |
207 | void AliPHOSTrackSegmentMakerv1::Init() | |
208 | { | |
209 | // Make all memory allocations that are not possible in default constructor | |
210 | ||
211 | if ( strcmp(GetTitle(), "") == 0 ) | |
212 | SetTitle("galice.root") ; | |
213 | ||
214 | TString taskName(GetName()) ; | |
215 | taskName.ReplaceAll(Version(), "") ; | |
216 | ||
217 | AliPHOSGetter * gime = AliPHOSGetter::GetInstance(GetTitle(), taskName.Data()) ; | |
218 | if ( gime == 0 ) { | |
219 | cerr << "ERROR: AliPHOSTrackSegmentMakerv1::Init -> Could not obtain the Getter object !" << endl ; | |
220 | return ; | |
221 | } | |
222 | ||
223 | fLinkLowArray = new TClonesArray("AliPHOSLink", 1000); | |
224 | fLinkUpArray = new TClonesArray("AliPHOSLink", 1000); | |
225 | ||
226 | //add Task to //YSAlice/tasks/Reconstructioner/PHOS | |
227 | TTask * aliceRe = (TTask*)gROOT->FindObjectAny("YSAlice/tasks/Reconstructioner") ; | |
228 | TTask * phosRe = (TTask*)aliceRe->GetListOfTasks()->FindObject("PHOS") ; | |
229 | phosRe->Add(this) ; | |
230 | // create a folder on the white board //YSAlice/WhiteBoard/RecPoints/PHOS/trackSegmentsName | |
231 | ||
232 | gime->Post(GetTitle(), "T", taskName.Data() ) ; | |
233 | ||
234 | } | |
235 | ||
d15a28e7 | 236 | //____________________________________________________________________________ |
baef0810 | 237 | void AliPHOSTrackSegmentMakerv1::MakeLinks()const |
d15a28e7 | 238 | { |
f035f6ce | 239 | // Finds distances (links) between all EMC and PPSD clusters, |
240 | // which are not further apart from each other than fR0 | |
241 | // and sort them in accordance with this distance | |
b2a60966 | 242 | |
7b7c1533 | 243 | AliPHOSGetter * gime = AliPHOSGetter::GetInstance() ; |
244 | TObjArray * emcRecPoints = gime->EmcRecPoints() ; | |
245 | TObjArray * cpvRecPoints = gime->CpvRecPoints() ; | |
246 | ||
2731cd1e | 247 | fLinkUpArray->Clear() ; |
248 | fLinkLowArray->Clear() ; | |
249 | ||
250 | AliPHOSRecPoint * ppsd ; | |
251 | AliPHOSRecPoint * cpv ; | |
92862013 | 252 | AliPHOSEmcRecPoint * emcclu ; |
28c3a259 | 253 | |
d15a28e7 | 254 | Int_t iLinkLow = 0 ; |
255 | Int_t iLinkUp = 0 ; | |
256 | ||
28c3a259 | 257 | Int_t iEmcRP; |
2731cd1e | 258 | for(iEmcRP = fEmcFirst; iEmcRP < fEmcLast; iEmcRP++ ) { |
7b7c1533 | 259 | emcclu = (AliPHOSEmcRecPoint *) emcRecPoints->At(iEmcRP) ; |
2731cd1e | 260 | |
261 | Bool_t toofar ; | |
262 | Int_t iPpsd ; | |
263 | for(iPpsd = fPpsdFirst; iPpsd < fPpsdLast;iPpsd++ ) { | |
d15a28e7 | 264 | |
7b7c1533 | 265 | ppsd = (AliPHOSRecPoint *) cpvRecPoints->At(iPpsd) ; |
2731cd1e | 266 | Float_t r = GetDistanceInPHOSPlane(emcclu, ppsd, toofar) ; |
267 | ||
92862013 | 268 | if(toofar) |
d15a28e7 | 269 | break ; |
2731cd1e | 270 | if(r < fR0) |
271 | new ((*fLinkLowArray)[iLinkLow++]) AliPHOSLink(r, iEmcRP, iPpsd) ; | |
d15a28e7 | 272 | } |
273 | ||
2731cd1e | 274 | Int_t iCpv = 0 ; |
275 | for(iCpv = fCpvFirst; iCpv < fCpvLast;iCpv++ ) { | |
28c3a259 | 276 | |
7b7c1533 | 277 | cpv = (AliPHOSRecPoint *) cpvRecPoints->At(iCpv) ; |
2731cd1e | 278 | Float_t r = GetDistanceInPHOSPlane(emcclu, cpv, toofar) ; |
d15a28e7 | 279 | |
92862013 | 280 | if(toofar) |
d15a28e7 | 281 | break ; |
83974468 | 282 | if(r < fR0) { |
2731cd1e | 283 | new ((*fLinkUpArray)[iLinkUp++]) AliPHOSLink(r, iEmcRP, iCpv) ; |
28c3a259 | 284 | } |
d15a28e7 | 285 | } |
28c3a259 | 286 | } |
d15a28e7 | 287 | |
2731cd1e | 288 | fLinkLowArray->Sort() ; //first links with smallest distances |
289 | fLinkUpArray->Sort() ; | |
d15a28e7 | 290 | } |
28c3a259 | 291 | |
d15a28e7 | 292 | //____________________________________________________________________________ |
2731cd1e | 293 | void AliPHOSTrackSegmentMakerv1::MakePairs() |
6ad0bfa0 | 294 | { |
f035f6ce | 295 | // Using the previously made list of "links", we found the smallest link - i.e. |
a4e98857 | 296 | // link with the least distance between EMC and CPV and pointing to still |
f035f6ce | 297 | // unassigned RecParticles. We assign these RecPoints to TrackSegment and |
298 | // remove them from the list of "unassigned". | |
6ad0bfa0 | 299 | |
7b7c1533 | 300 | AliPHOSGetter * gime = AliPHOSGetter::GetInstance() ; |
301 | TObjArray * emcRecPoints = gime->EmcRecPoints() ; | |
302 | TObjArray * cpvRecPoints = gime->CpvRecPoints() ; | |
303 | TClonesArray * trackSegments = gime->TrackSegments() ; | |
304 | ||
01a599c9 | 305 | //Make arrays to mark clusters already chosen |
2731cd1e | 306 | Int_t * emcExist = 0; |
307 | if(fEmcLast > fEmcFirst) | |
308 | emcExist = new Int_t[fEmcLast-fEmcFirst] ; | |
309 | ||
310 | Int_t index; | |
311 | for(index = 0; index <fEmcLast-fEmcFirst; index ++) | |
312 | emcExist[index] = 1 ; | |
313 | ||
314 | Bool_t * cpvExist = 0; | |
315 | if(fCpvLast > fCpvFirst) | |
316 | cpvExist = new Bool_t[fCpvLast-fCpvFirst] ; | |
317 | for(index = 0; index <fCpvLast-fCpvFirst; index ++) | |
318 | cpvExist[index] = kTRUE ; | |
319 | ||
320 | Bool_t * ppsdExist = 0; | |
321 | if(fPpsdLast > fPpsdFirst) | |
322 | ppsdExist = new Bool_t[fPpsdLast-fPpsdFirst] ; | |
323 | for(index = 0; index <fPpsdLast-fPpsdFirst; index ++) | |
324 | ppsdExist[index] = kTRUE ; | |
325 | ||
326 | // Finds the smallest links and makes pairs of CPV and EMC clusters with smallest distance | |
327 | TIter nextLow(fLinkLowArray) ; | |
328 | TIter nextUp(fLinkUpArray) ; | |
d15a28e7 | 329 | |
330 | AliPHOSLink * linkLow ; | |
331 | AliPHOSLink * linkUp ; | |
332 | ||
d15a28e7 | 333 | |
2731cd1e | 334 | AliPHOSRecPoint * nullpointer = 0 ; |
9f616d61 | 335 | |
d15a28e7 | 336 | while ( (linkLow = (AliPHOSLink *)nextLow() ) ){ |
28c3a259 | 337 | |
144a844a | 338 | if( (emcExist[linkLow->GetEmc()-fEmcFirst]> 0) && |
339 | ppsdExist[linkLow->GetPpsd()-fPpsdFirst] ){ // RecPoints not removed yet | |
7b7c1533 | 340 | new ((*trackSegments)[fNTrackSegments]) AliPHOSTrackSegment((AliPHOSEmcRecPoint *) emcRecPoints->At(linkLow->GetEmc()), |
2731cd1e | 341 | nullpointer, |
7b7c1533 | 342 | (AliPHOSRecPoint *)cpvRecPoints->At(linkLow->GetPpsd()) ) ; |
2731cd1e | 343 | |
7b7c1533 | 344 | ((AliPHOSTrackSegment* )trackSegments->At(fNTrackSegments))->SetIndexInList(fNTrackSegments); |
28c3a259 | 345 | //replace index of emc to negative and shifted index of TS |
2731cd1e | 346 | emcExist[linkLow->GetEmc()-fEmcFirst] = -2 - fNTrackSegments ; |
347 | //mark ppsd as used | |
348 | ppsdExist[linkLow->GetPpsd()-fPpsdFirst] = kFALSE ; | |
28c3a259 | 349 | fNTrackSegments++ ; |
6ad0bfa0 | 350 | } |
d15a28e7 | 351 | } |
28c3a259 | 352 | |
2731cd1e | 353 | |
28c3a259 | 354 | while ( (linkUp = (AliPHOSLink *)nextUp() ) ){ |
2731cd1e | 355 | if(emcExist[linkUp->GetEmc()-fEmcFirst] != -1){ //without ppsd Up yet |
d15a28e7 | 356 | |
2731cd1e | 357 | if(cpvExist[linkUp->GetPpsd()-fCpvFirst]){ //CPV still exist |
7956ec10 | 358 | |
2731cd1e | 359 | if(emcExist[linkUp->GetEmc()-fEmcFirst] > 0){ //without ppsd Low => create new TS |
7956ec10 | 360 | |
7b7c1533 | 361 | new ((* trackSegments)[fNTrackSegments]) AliPHOSTrackSegment((AliPHOSEmcRecPoint *) emcRecPoints->At(linkUp->GetEmc()) , |
362 | (AliPHOSRecPoint *)cpvRecPoints->At(linkUp->GetPpsd()), | |
2731cd1e | 363 | nullpointer) ; |
7b7c1533 | 364 | ((AliPHOSTrackSegment *) trackSegments->At(fNTrackSegments))->SetIndexInList(fNTrackSegments); |
7956ec10 | 365 | fNTrackSegments++ ; |
366 | } | |
367 | else{ // append ppsd Up to existing TS | |
7b7c1533 | 368 | ((AliPHOSTrackSegment *)trackSegments->At(-2-emcExist[linkUp->GetEmc()-fEmcFirst]))->SetCpvRecPoint((AliPHOSCpvRecPoint *)cpvRecPoints->At(linkUp->GetPpsd())); |
7956ec10 | 369 | } |
370 | ||
2731cd1e | 371 | emcExist[linkUp->GetEmc()-fEmcFirst] = -1 ; //Mark emc that Cpv was found |
372 | //mark CPV recpoint as already used | |
373 | cpvExist[linkUp->GetPpsd()-fCpvFirst] = kFALSE ; | |
7956ec10 | 374 | } //if ppsdUp still exist |
28c3a259 | 375 | } |
376 | } | |
377 | ||
2731cd1e | 378 | //look through emc recPoints left without CPV/PPSD |
379 | if(emcExist){ //if there is emc rec point | |
380 | Int_t iEmcRP ; | |
381 | for(iEmcRP = 0; iEmcRP < fEmcLast-fEmcFirst ; iEmcRP++ ){ | |
382 | if(emcExist[iEmcRP] > 0 ){ | |
7b7c1533 | 383 | new ((*trackSegments)[fNTrackSegments]) AliPHOSTrackSegment((AliPHOSEmcRecPoint *)emcRecPoints->At(iEmcRP+fEmcFirst), |
2731cd1e | 384 | nullpointer, |
385 | nullpointer ) ; | |
7b7c1533 | 386 | ((AliPHOSTrackSegment *) trackSegments->At(fNTrackSegments))->SetIndexInList(fNTrackSegments); |
2731cd1e | 387 | fNTrackSegments++; |
388 | } | |
d15a28e7 | 389 | } |
d15a28e7 | 390 | } |
28c3a259 | 391 | |
d15a28e7 | 392 | } |
393 | ||
394 | //____________________________________________________________________________ | |
2731cd1e | 395 | void AliPHOSTrackSegmentMakerv1::Exec(Option_t * option) |
d15a28e7 | 396 | { |
a4e98857 | 397 | // STEERing method |
28c3a259 | 398 | |
7b7c1533 | 399 | if( strcmp(GetName(), "")== 0 ) |
400 | Init() ; | |
6ad0bfa0 | 401 | |
2731cd1e | 402 | if(strstr(option,"tim")) |
b3f97575 | 403 | gBenchmark->Start("PHOSTSMaker"); |
7b7c1533 | 404 | |
405 | if(strstr(option,"print")) { | |
406 | Print("") ; | |
407 | return ; | |
408 | } | |
d15a28e7 | 409 | |
7b7c1533 | 410 | //check, if the branch with name of this" already exits? |
411 | TObjArray * lob = (TObjArray*)gAlice->TreeR()->GetListOfBranches() ; | |
412 | TIter next(lob) ; | |
413 | TBranch * branch = 0 ; | |
414 | Bool_t phostsfound = kFALSE, tracksegmentmakerfound = kFALSE ; | |
2731cd1e | 415 | |
7b7c1533 | 416 | TString taskName(GetName()) ; |
417 | taskName.ReplaceAll(Version(), "") ; | |
418 | ||
419 | while ( (branch = (TBranch*)next()) && (!phostsfound || !tracksegmentmakerfound) ) { | |
420 | if ( (strcmp(branch->GetName(), "PHOSTS")==0) && (strcmp(branch->GetTitle(), taskName.Data())==0) ) | |
421 | phostsfound = kTRUE ; | |
422 | ||
423 | else if ( (strcmp(branch->GetName(), "AliPHOSTrackSegmentMaker")==0) && (strcmp(branch->GetTitle(), taskName.Data())==0) ) | |
424 | tracksegmentmakerfound = kTRUE ; | |
425 | } | |
426 | ||
427 | if ( phostsfound || tracksegmentmakerfound ) { | |
428 | cerr << "WARNING: AliPHOSTrackSegmentMakerv1::Exec -> TrackSegments and/or TrackSegmentMaker branch with name " | |
429 | << taskName.Data() << " already exits" << endl ; | |
430 | return ; | |
431 | } | |
432 | ||
433 | const AliPHOSGeometry * geom = AliPHOSGetter::GetInstance()->PHOSGeometry() ; | |
434 | Int_t nevents = (Int_t) gAlice->TreeE()->GetEntries() ; | |
435 | Int_t ievent ; | |
436 | ||
437 | for(ievent = 0; ievent < nevents; ievent++){ | |
01a599c9 | 438 | gAlice->GetEvent(ievent) ; |
439 | gAlice->SetEvent(ievent) ; | |
440 | ||
7b7c1533 | 441 | if(!ReadRecPoints(ievent)) //reads RecPoints for event ievent |
01a599c9 | 442 | continue; |
98cbd830 | 443 | |
7b7c1533 | 444 | for(fModule = 1; fModule <= geom->GetNModules() ; fModule++ ){ |
2731cd1e | 445 | |
446 | FillOneModule() ; | |
447 | ||
448 | MakeLinks() ; | |
449 | ||
450 | MakePairs() ; | |
451 | ||
452 | } | |
28c3a259 | 453 | |
7b7c1533 | 454 | WriteTrackSegments(ievent) ; |
455 | ||
2731cd1e | 456 | if(strstr(option,"deb")) |
457 | PrintTrackSegments(option) ; | |
7b7c1533 | 458 | |
2731cd1e | 459 | } |
9f616d61 | 460 | |
2731cd1e | 461 | if(strstr(option,"tim")){ |
462 | gBenchmark->Stop("PHOSTSMaker"); | |
463 | cout << "AliPHOSTSMaker:" << endl ; | |
464 | cout << " took " << gBenchmark->GetCpuTime("PHOSTSMaker") << " seconds for making TS " | |
7b7c1533 | 465 | << gBenchmark->GetCpuTime("PHOSTSMaker")/nevents << " seconds per event " << endl ; |
2731cd1e | 466 | cout << endl ; |
467 | } | |
7b7c1533 | 468 | |
d15a28e7 | 469 | } |
7b7c1533 | 470 | |
d15a28e7 | 471 | //____________________________________________________________________________ |
baef0810 | 472 | void AliPHOSTrackSegmentMakerv1::Print(Option_t * option)const |
a4e98857 | 473 | { |
baef0810 | 474 | // Print TrackSegmentMaker parameters |
475 | ||
7b7c1533 | 476 | if( strcmp(GetName(), "") != 0 ) { |
2731cd1e | 477 | cout << "======== AliPHOSTrackSegmentMakerv1 ========" << endl ; |
478 | cout << "Making Track segments "<< endl ; | |
f035f6ce | 479 | cout << " Headers file: " << fHeaderFileName.Data() << endl ; |
480 | cout << " RecPoints branch file name: " << fRecPointsBranchTitle.Data() << endl ; | |
7b7c1533 | 481 | cout << " TrackSegments Branch file name: " << fTrackSegmentsBranchTitle.Data() << endl ; |
2731cd1e | 482 | cout << "with parameters: " << endl ; |
f035f6ce | 483 | cout << " Maximal EMC - CPV (PPSD) distance (cm)" << fR0 << endl ; |
2731cd1e | 484 | cout << "============================================" << endl ; |
485 | } | |
486 | else | |
487 | cout << "AliPHOSTrackSegmentMakerv1 not initialized " << endl ; | |
d15a28e7 | 488 | } |
98cbd830 | 489 | //____________________________________________________________________________ |
7b7c1533 | 490 | Bool_t AliPHOSTrackSegmentMakerv1::ReadRecPoints(Int_t event) |
a4e98857 | 491 | { |
7b7c1533 | 492 | // Reads Emc and CPV recPoints |
a4e98857 | 493 | // made previously with Clusterizer. |
f035f6ce | 494 | |
2731cd1e | 495 | |
496 | //Make some initializations | |
7b7c1533 | 497 | |
2731cd1e | 498 | fNTrackSegments = 0 ; |
499 | fEmcFirst = 0 ; | |
500 | fEmcLast = 0 ; | |
501 | fCpvFirst = 0 ; | |
502 | fCpvLast = 0 ; | |
503 | fPpsdFirst= 0 ; | |
504 | fPpsdLast = 0 ; | |
505 | ||
2731cd1e | 506 | // Get TreeR header from file |
2731cd1e | 507 | if(gAlice->TreeR()==0){ |
7b7c1533 | 508 | cerr << "ERROR: AliPHOSTrackSegmentMakerv1::ReadRecPoints -> There is no Reconstruction Tree" << endl; |
509 | return kFALSE; | |
2731cd1e | 510 | } |
98cbd830 | 511 | |
2731cd1e | 512 | |
7b7c1533 | 513 | // Find RecPoints |
514 | TBranch * emcbranch = 0; | |
515 | TBranch * cpvbranch = 0; | |
516 | TBranch * clusterizerbranch = 0; | |
517 | TObjArray * lob = (TObjArray*)gAlice->TreeR()->GetListOfBranches() ; | |
518 | TIter next(lob) ; | |
519 | TBranch * branch = 0 ; | |
520 | Bool_t phosemcfound = kFALSE, phoscpvfound = kFALSE, clusterizerfound = kFALSE ; | |
2731cd1e | 521 | |
7b7c1533 | 522 | TString taskName(GetName()) ; |
523 | taskName.ReplaceAll(Version(), "") ; | |
98cbd830 | 524 | |
7b7c1533 | 525 | while ( (branch = (TBranch*)next()) && (!phosemcfound || !phoscpvfound || !clusterizerfound) ) { |
526 | if ( (strcmp(branch->GetName(), "PHOSEmcRP")==0) && (strcmp(branch->GetTitle(), taskName.Data())==0) ) { | |
527 | phosemcfound = kTRUE ; | |
528 | emcbranch = branch ; | |
2aca7d46 | 529 | } |
fad3e5b9 | 530 | |
7b7c1533 | 531 | else if ( (strcmp(branch->GetName(), "PHOSCpvRP")==0) && (strcmp(branch->GetTitle(), taskName.Data())==0) ) { |
532 | phoscpvfound = kTRUE ; | |
533 | cpvbranch = branch ; | |
534 | ||
535 | } else if ( (strcmp(branch->GetName(), "AliPHOSClusterizer")==0) && (strcmp(branch->GetTitle(), taskName.Data())==0) ) { | |
536 | clusterizerfound = kTRUE ; | |
537 | clusterizerbranch = branch ; | |
2731cd1e | 538 | } |
98cbd830 | 539 | } |
7b7c1533 | 540 | if ( !phosemcfound || !phoscpvfound || !clusterizerfound ) { |
541 | cerr << "WARNING: AliPHOSTrackSegmentMakerv1::ReadRecPoints -> emc(cpv)RecPoints and/or Clusterizer branch with name " << taskName.Data() | |
542 | << " not found" << endl ; | |
543 | return kFALSE ; | |
544 | } | |
98cbd830 | 545 | |
7b7c1533 | 546 | AliPHOSGetter * gime = AliPHOSGetter::GetInstance() ; |
2731cd1e | 547 | |
7b7c1533 | 548 | TObjArray * emcRecPoints = gime->EmcRecPoints() ; |
549 | emcRecPoints->Clear() ; | |
550 | emcbranch->SetAddress(&emcRecPoints) ; | |
761e34c0 | 551 | |
7b7c1533 | 552 | TObjArray * cpvRecPoints = gime->CpvRecPoints() ; |
553 | cpvRecPoints->Clear() ; | |
554 | cpvbranch->SetAddress(&cpvRecPoints) ; | |
01a599c9 | 555 | |
556 | TClonesArray * trackSegments = gime->TrackSegments() ; | |
557 | trackSegments->Clear() ; | |
7b7c1533 | 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) ; | |
01a599c9 | 568 | |
7b7c1533 | 569 | clusterizerbranch->GetEntry(0) ; |
01a599c9 | 570 | |
571 | printf("ReadRecPoint: EMC=%d, CPV=%d\n",emcRecPoints->GetEntries(),cpvRecPoints->GetEntries()); | |
2731cd1e | 572 | |
2731cd1e | 573 | return kTRUE ; |
574 | ||
98cbd830 | 575 | } |
7b7c1533 | 576 | |
d15a28e7 | 577 | //____________________________________________________________________________ |
7b7c1533 | 578 | void AliPHOSTrackSegmentMakerv1::WriteTrackSegments(Int_t event) |
a4e98857 | 579 | { |
f035f6ce | 580 | // Writes found TrackSegments to TreeR. Creates branches |
581 | // "PHOSTS" and "AliPHOSTrackSegmentMaker" with the same title. | |
582 | // In the former branch found TrackSegments are stored, while | |
583 | // in the latter all parameters, with which TS were made. | |
584 | // ROOT does not allow overwriting existing branches, therefore | |
a4e98857 | 585 | // first we check, if branches with the same title already exist. |
f035f6ce | 586 | // If yes - exits without writing. |
2731cd1e | 587 | |
7b7c1533 | 588 | AliPHOSGetter *gime = AliPHOSGetter::GetInstance() ; |
589 | TClonesArray * trackSegments = gime->TrackSegments() ; | |
9f616d61 | 590 | |
2731cd1e | 591 | //Make branch in TreeR for TrackSegments |
592 | char * filename = 0; | |
593 | if(gSystem->Getenv("CONFIG_SPLIT_FILE")!=0){ //generating file name | |
594 | filename = new char[strlen(gAlice->GetBaseFile())+20] ; | |
595 | sprintf(filename,"%s/PHOS.Reco.root",gAlice->GetBaseFile()) ; | |
d15a28e7 | 596 | } |
597 | ||
2731cd1e | 598 | TDirectory *cwd = gDirectory; |
31aa6d6c | 599 | |
2731cd1e | 600 | //First TS |
601 | Int_t bufferSize = 32000 ; | |
7b7c1533 | 602 | TBranch * tsBranch = gAlice->TreeR()->Branch("PHOSTS",&trackSegments,bufferSize); |
603 | tsBranch->SetTitle(fTrackSegmentsBranchTitle.Data()); | |
2731cd1e | 604 | if (filename) { |
605 | tsBranch->SetFile(filename); | |
606 | TIter next( tsBranch->GetListOfBranches()); | |
761e34c0 | 607 | TBranch * sb ; |
608 | while ((sb=(TBranch*)next())) { | |
609 | sb->SetFile(filename); | |
2731cd1e | 610 | } |
611 | cwd->cd(); | |
612 | } | |
98cbd830 | 613 | |
2731cd1e | 614 | //Second -TSMaker |
615 | Int_t splitlevel = 0 ; | |
616 | AliPHOSTrackSegmentMakerv1 * ts = this ; | |
7b7c1533 | 617 | TBranch * tsMakerBranch = gAlice->TreeR()->Branch("AliPHOSTrackSegmentMaker","AliPHOSTrackSegmentMakerv1", |
2731cd1e | 618 | &ts,bufferSize,splitlevel); |
7b7c1533 | 619 | tsMakerBranch->SetTitle(fTrackSegmentsBranchTitle.Data()); |
2731cd1e | 620 | if (filename) { |
621 | tsMakerBranch->SetFile(filename); | |
622 | TIter next( tsMakerBranch->GetListOfBranches()); | |
761e34c0 | 623 | TBranch * sb; |
624 | while ((sb=(TBranch*)next())) { | |
625 | sb->SetFile(filename); | |
2731cd1e | 626 | } |
627 | cwd->cd(); | |
628 | } | |
9f616d61 | 629 | |
761e34c0 | 630 | tsBranch->Fill() ; |
631 | tsMakerBranch->Fill() ; | |
eec3ac52 | 632 | |
2731cd1e | 633 | gAlice->TreeR()->Write(0,kOverwrite) ; |
634 | ||
635 | } | |
98cbd830 | 636 | |
98cbd830 | 637 | |
2731cd1e | 638 | //____________________________________________________________________________ |
a4e98857 | 639 | void AliPHOSTrackSegmentMakerv1::PrintTrackSegments(Option_t * option) |
640 | { | |
f035f6ce | 641 | // option deb - prints # of found TrackSegments |
642 | // option deb all - prints as well indexed of found RecParticles assigned to the TS | |
643 | ||
7b7c1533 | 644 | TClonesArray * trackSegments = AliPHOSGetter::GetInstance()->TrackSegments() ; |
2731cd1e | 645 | |
01a599c9 | 646 | cout << "AliPHOSTrackSegmentMakerv1: event "<<gAlice->GetEvNumber() << endl ; |
7b7c1533 | 647 | cout << " Found " << trackSegments->GetEntriesFast() << " trackSegments " << endl ; |
2731cd1e | 648 | |
649 | if(strstr(option,"all")) { // printing found TS | |
650 | cout << "TrackSegment # " << " EMC RP# " << " CPV RP# " << " PPSD RP#" << endl ; | |
651 | ||
652 | Int_t index; | |
7b7c1533 | 653 | for (index = 0 ; index <trackSegments->GetEntriesFast() ; index++) { |
654 | AliPHOSTrackSegment * ts = (AliPHOSTrackSegment * )trackSegments->At(index) ; | |
2731cd1e | 655 | cout<<" "<< setw(4) << ts->GetIndexInList() << " " |
656 | <<setw(4) << ts->GetEmcIndex()<< " " | |
657 | <<setw(4) << ts->GetCpvIndex()<< " " | |
658 | <<setw(4) << ts->GetPpsdIndex()<< endl ; | |
659 | } | |
660 | ||
661 | cout << "-------------------------------------------------------"<< endl ; | |
d15a28e7 | 662 | } |
2731cd1e | 663 | } |