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5a5a1232 | 1 | // $Header$ |
2 | ||
3 | #include "VSDCreator.h" | |
4 | ||
5 | #include <Reve/TTreeTools.h> | |
6 | ||
7 | #include <AliStack.h> | |
8 | #include <AliITSLoader.h> | |
9 | #include <AliTPCTrackHitsV2.h> | |
10 | #include <AliPDG.h> | |
11 | #include <AliHit.h> | |
12 | #include <AliSimDigits.h> | |
13 | #include <AliKalmanTrack.h> | |
14 | #include <AliESD.h> | |
15 | #include <AliESDV0MI.h> | |
16 | #include <AliTPCclusterMI.h> | |
17 | #include <AliTPCClustersRow.h> | |
18 | #include <AliITS.h> | |
19 | #include <AliITSclusterV2.h> | |
20 | #include <AliTrackReference.h> | |
21 | #include <AliESDkink.h> | |
22 | ||
23 | #include <AliRun.h> | |
24 | #include <AliTPCParam.h> | |
25 | ||
26 | #include <TSystem.h> | |
27 | #include <TFile.h> | |
28 | ||
29 | using namespace Reve; | |
30 | using namespace Alieve; | |
31 | ||
32 | using namespace std; | |
33 | ||
34 | //______________________________________________________________________ | |
35 | // VSDCreator | |
36 | // | |
37 | ||
38 | ClassImp(VSDCreator) | |
39 | ||
265ecb21 | 40 | VSDCreator::VSDCreator(const Text_t* name, const Text_t* title) : |
41 | VSD(name, title), | |
42 | ||
43 | mKineType (KT_Standard), | |
44 | mDataDir ("."), | |
45 | mEvent (0), | |
5a5a1232 | 46 | |
265ecb21 | 47 | mTPCHitRes (2), |
48 | mTRDHitRes (2), | |
5a5a1232 | 49 | |
265ecb21 | 50 | mDebugLevel (0), |
51 | mGenInfoMap (), | |
5a5a1232 | 52 | |
265ecb21 | 53 | pRunLoader (0) |
54 | { | |
5a5a1232 | 55 | // Particles not in ROOT's PDG database occuring in ALICE |
56 | AliPDG::AddParticlesToPdgDataBase(); | |
57 | { | |
58 | TDatabasePDG *pdgDB = TDatabasePDG::Instance(); | |
59 | // const Int_t kspe=50000000; | |
60 | const Int_t kion=10000000; | |
61 | ||
62 | const Double_t kAu2Gev=0.9314943228; | |
63 | const Double_t khSlash = 1.0545726663e-27; | |
64 | const Double_t kErg2Gev = 1/1.6021773349e-3; | |
65 | const Double_t khShGev = khSlash*kErg2Gev; | |
66 | const Double_t kYear2Sec = 3600*24*365.25; | |
67 | ||
68 | pdgDB->AddParticle("Deuteron","Deuteron",2*kAu2Gev+8.071e-3,kTRUE, | |
69 | 0,1,"Ion",kion+10020); | |
70 | pdgDB->AddParticle("Triton","Triton",3*kAu2Gev+14.931e-3,kFALSE, | |
71 | khShGev/(12.33*kYear2Sec),1,"Ion",kion+10030); | |
72 | pdgDB->AddParticle("Alpha","Alpha",4*kAu2Gev+2.424e-3,kTRUE, | |
73 | khShGev/(12.33*kYear2Sec),2,"Ion",kion+20040); | |
74 | pdgDB->AddParticle("HE3","HE3",3*kAu2Gev+14.931e-3,kFALSE, | |
75 | 0,2,"Ion",kion+20030); | |
76 | } | |
77 | ||
78 | // AliKalmanTrack::SetConvConst(1); | |
79 | } | |
80 | ||
5a5a1232 | 81 | /**************************************************************************/ |
82 | ||
83 | void VSDCreator::CreateVSD(const Text_t* data_dir, Int_t event, | |
84 | const Text_t* vsd_file) | |
85 | { | |
86 | static const Exc_t eH("VSDCreator::CreateVSD "); | |
87 | ||
88 | mDataDir = data_dir; | |
89 | mEvent = event; | |
90 | ||
91 | string galice_file (Form("%s/galice.root", mDataDir.Data())); | |
92 | ||
93 | if(mDebugLevel > 0) | |
94 | printf("%s opening %s \n", eH.Data(), galice_file.c_str()); | |
95 | ||
96 | if(gSystem->AccessPathName(galice_file.c_str(), kReadPermission)) { | |
97 | throw(eH + "Can not read file '" + galice_file + "'."); | |
98 | } | |
99 | pRunLoader = AliRunLoader::Open(galice_file.c_str()); | |
100 | if(pRunLoader == 0) | |
101 | throw(eH + "AliRunLoader::Open failed."); | |
102 | ||
103 | pRunLoader->LoadgAlice(); | |
104 | Int_t status = pRunLoader->GetEvent(mEvent); | |
105 | if(status) | |
106 | throw(eH + Form("GetEvent(%d) failed, exit code %s.", mEvent, status)); | |
107 | ||
108 | if(mDebugLevel > 0) | |
109 | printf("%s open seems ok. Now loading sim data.\n", eH.Data()); | |
110 | ||
111 | pRunLoader->LoadHeader(); | |
112 | pRunLoader->LoadKinematics(); | |
113 | pRunLoader->LoadTrackRefs(); | |
114 | pRunLoader->LoadHits(); | |
115 | ||
116 | // GledNS::PushFD(); | |
117 | ||
118 | if(mDebugLevel > 0) | |
119 | printf("%s opening output VSD.\n", eH.Data()); | |
120 | ||
121 | TFile* file = TFile::Open(vsd_file, "RECREATE", "ALICE VisualizationDataSummary"); | |
122 | mDirectory = new TDirectory("Event0", ""); | |
123 | ||
124 | if(mDebugLevel > 0) | |
125 | printf("%s creating trees now ...\n", eH.Data()); | |
126 | ||
127 | CreateTrees(); | |
128 | ||
129 | if(mDebugLevel > 0) | |
130 | printf("%s trees created, closing files.\n", eH.Data()); | |
131 | ||
c1d0d915 | 132 | file->Write(); |
5a5a1232 | 133 | file->Close(); |
134 | delete file; | |
135 | mDirectory =0; | |
136 | ||
137 | //GledNS::PopFD(); | |
138 | ||
139 | // clean after the VSD data was sucessfuly written | |
140 | mTreeK = 0; | |
141 | mTreeH = 0; | |
142 | //mTreeTR = 0; | |
143 | mTreeC = 0; | |
144 | mTreeV0 = 0; | |
145 | mTreeKK = 0; | |
146 | mTreeR = 0; | |
147 | mTreeGI = 0; | |
148 | ||
149 | pRunLoader->UnloadAll(); | |
150 | delete pRunLoader; | |
151 | if(gAlice) { | |
152 | delete gAlice; gAlice = 0; | |
153 | } | |
154 | pRunLoader = 0; | |
155 | ||
156 | if(mDebugLevel > 0) | |
157 | printf("%s all done.\n", eH.Data()); | |
158 | } | |
159 | ||
160 | void VSDCreator::CreateTrees() | |
161 | { | |
162 | static const Exc_t eH("VSDCreator::CreateTrees "); | |
163 | ||
164 | if(mDirectory == 0) | |
165 | throw(eH + "output directory not set."); | |
166 | ||
167 | try { | |
168 | if(mDebugLevel > 1) | |
169 | printf("%s ConvertKinematics.\n", eH.Data()); | |
170 | ConvertKinematics(); | |
171 | } catch(Exc_t& exc) { WarnCaller(exc); } | |
172 | ||
173 | try { | |
174 | if(mDebugLevel > 1) | |
175 | printf("%s ConvertHits.\n", eH.Data()); | |
176 | ConvertHits(); | |
177 | } catch(Exc_t& exc) { WarnCaller(exc); } | |
178 | ||
179 | try { | |
180 | if(mDebugLevel > 1) | |
181 | printf("%s ConvertClusters.\n", eH.Data()); | |
182 | ConvertClusters(); | |
183 | } catch(Exc_t& exc) { WarnCaller(exc); } | |
184 | ||
5a5a1232 | 185 | try { |
186 | if(mDebugLevel > 1) | |
187 | printf("%s ConvertRecTracks.\n", eH.Data()); | |
188 | ConvertRecTracks(); | |
189 | } catch(Exc_t& exc) { | |
190 | WarnCaller(exc + " Skipping V0 extraction."); | |
191 | goto end_esd_processing; | |
192 | } | |
193 | ||
194 | try { | |
195 | if(mDebugLevel > 1) | |
196 | printf("%s ConvertV0.\n", eH.Data()); | |
197 | ConvertV0(); | |
198 | } catch(Exc_t& exc) { WarnCaller(exc); } | |
199 | ||
200 | try { | |
201 | if(mDebugLevel > 1) | |
202 | printf("%s ConvertKinks.\n", eH.Data()); | |
203 | ConvertKinks(); | |
204 | } catch(Exc_t& exc) { WarnCaller(exc); } | |
205 | ||
206 | end_esd_processing: | |
207 | ||
208 | try { | |
209 | if(mDebugLevel > 1) | |
210 | printf("%s ConvertGenInfo.\n", eH.Data()); | |
211 | ConvertGenInfo(); | |
212 | } catch(Exc_t& exc) { WarnCaller(exc); } | |
213 | ||
5a5a1232 | 214 | return; |
215 | } | |
216 | ||
217 | /**************************************************************************/ | |
218 | // Kinematics | |
219 | /**************************************************************************/ | |
220 | ||
221 | void VSDCreator::ConvertKinematics() | |
222 | { | |
223 | static const Exc_t eH("VSDCreator::ConvertKinematics "); | |
224 | ||
225 | if(mTreeK != 0) | |
226 | throw (eH + "kinematics already converted"); | |
227 | ||
228 | AliStack* stack = pRunLoader->Stack(); | |
229 | if(stack == 0) | |
230 | throw(eH + "stack is null."); | |
231 | ||
232 | mDirectory->cd(); | |
233 | mTreeK = new TTree("Kinematics", "TParticles sorted by Label"); | |
234 | ||
235 | Int_t nentries = stack->GetNtrack(); | |
236 | vector<MCTrack> vmc(nentries); | |
237 | for (Int_t idx=0; idx<nentries; idx++) { | |
238 | TParticle* tp = stack->Particle(idx); | |
239 | vmc[idx] = *tp; | |
240 | vmc[idx].label = idx; | |
241 | } | |
242 | ||
243 | // read track refrences | |
244 | TTree* mTreeTR = pRunLoader->TreeTR(); | |
245 | ||
246 | if(mTreeTR == 0) { | |
247 | WarnCaller(eH + "no TrackRefs; some data will not be available."); | |
248 | } else { | |
249 | TClonesArray* RunArrayTR = 0; | |
250 | mTreeTR->SetBranchAddress("AliRun", &RunArrayTR); | |
251 | ||
252 | Int_t nPrimaries = (Int_t) mTreeTR->GetEntries(); | |
253 | for (Int_t iPrimPart = 0; iPrimPart<nPrimaries; iPrimPart++) { | |
254 | // printf("START mTreeTR->GetEntry(%d) \n",iPrimPart); | |
255 | mTreeTR->GetEntry(iPrimPart); | |
256 | // printf("END mTreeTR->GetEntry(%d) \n",iPrimPart); | |
257 | ||
258 | for (Int_t iTrackRef = 0; iTrackRef < RunArrayTR->GetEntriesFast(); iTrackRef++) { | |
259 | AliTrackReference *trackRef = (AliTrackReference*)RunArrayTR->At(iTrackRef); | |
260 | Int_t track = trackRef->GetTrack(); | |
261 | if(track < nentries && track > 0){ | |
262 | MCTrack& mct = vmc[track]; | |
263 | if(trackRef->TestBit(kNotDeleted)) { | |
264 | mct.decayed = true; | |
265 | mct.t_decay = trackRef->GetTime(); | |
266 | mct.V_decay.x = trackRef->X(); | |
267 | mct.V_decay.y = trackRef->Y(); | |
268 | mct.V_decay.z = trackRef->Z(); | |
269 | mct.P_decay.x = trackRef->Px(); | |
270 | mct.P_decay.y = trackRef->Py(); | |
271 | mct.P_decay.z = trackRef->Pz(); | |
272 | if(TMath::Abs(mct.GetPdgCode()) == 11) | |
273 | mct.decayed = false; // a bug in TreeTR | |
274 | } | |
275 | } | |
276 | } | |
277 | } | |
278 | } | |
279 | ||
280 | mTreeK->Branch("K", "Reve::MCTrack", &mpK, fBuffSize); | |
281 | ||
282 | printf("sizeofvmc = %d\n", vmc.size()); | |
283 | for(vector<MCTrack>::iterator k=vmc.begin(); k!=vmc.end(); ++k) { | |
284 | MCTrack& mct = *k; | |
285 | mK = mct; | |
286 | ||
287 | TParticle* m = &mct; | |
288 | Int_t mi = mct.label; | |
289 | int cnt = 0; | |
290 | while(m->GetMother(0) != -1) { | |
291 | if(cnt > 100) { | |
292 | printf("cnt %d mi=%d, mo=%d\n", cnt, mi, m->GetMother(0)); | |
293 | } | |
294 | mi = m->GetMother(0); | |
295 | m = &vmc[mi]; | |
296 | ++cnt; | |
297 | } | |
298 | mK.eva_label = mi; | |
299 | ||
300 | mTreeK->Fill(); | |
301 | } | |
302 | ||
303 | mTreeK->BuildIndex("label"); | |
304 | } | |
305 | ||
306 | /**************************************************************************/ | |
307 | // Hits | |
308 | /**************************************************************************/ | |
309 | ||
310 | namespace { | |
311 | ||
312 | struct Detector | |
313 | { | |
314 | const char* name; | |
315 | const char* hitbranch; | |
316 | unsigned char detidx; | |
317 | }; | |
318 | ||
319 | Detector detects[] = { | |
320 | { "ITS", "AliITShit", 0 }, | |
321 | { "TPC", "AliTPCTrackHitsV2", 1 }, | |
322 | { "TRD", "AliTRDhit", 2 }, | |
323 | { "TOF", "AliTOFhit", 3 } | |
324 | // { "RICH", "AliRICHhit", 4 }, | |
325 | }; | |
326 | ||
327 | } | |
328 | ||
329 | /**************************************************************************/ | |
330 | ||
331 | void VSDCreator::ConvertHits() | |
332 | { | |
333 | static const Exc_t eH("VSDCreator::ConvertHits "); | |
334 | ||
335 | if(mTreeH != 0) | |
336 | throw(eH + "hits already converted."); | |
337 | ||
338 | mDirectory->cd(); | |
339 | mTreeH = new TTree("Hits", "Combined detector hits."); | |
340 | mTreeH->Branch("H", "Reve::Hit", &mpH, fBuffSize); | |
341 | ||
342 | map<Int_t, Int_t> hmap; | |
343 | // parameters for ITS, TPC hits filtering | |
344 | Float_t x,y,z, x1,y1,z1; | |
345 | Float_t tpc_sqr_res = mTPCHitRes*mTPCHitRes; | |
346 | Float_t trd_sqr_res = mTRDHitRes*mTRDHitRes; | |
347 | ||
348 | int l=0; | |
349 | // load hits from the rest of detectors | |
350 | while(detects[l].name != 0) { | |
351 | Detector& det = detects[l++]; | |
352 | ||
353 | switch(det.detidx) { | |
354 | case 1: { | |
355 | Int_t count = 0; | |
356 | TTree* treeh = pRunLoader->GetTreeH(det.name, false); | |
357 | if(treeh == 0) { | |
358 | WarnCaller(eH + "no hits for "+ det.name +"."); | |
359 | continue; | |
360 | } | |
361 | AliTPCTrackHitsV2 hv2, *_hv2=&hv2; | |
362 | treeh->SetBranchAddress("TPC2", &_hv2); | |
363 | Int_t np = treeh->GetEntries(); | |
364 | for(Int_t i=0; i<np; i++){ | |
365 | treeh->GetEntry(i); | |
366 | Int_t eva_idx = np -i -1; | |
367 | if (hv2.First() == 0) continue; | |
368 | x = y = z = 0; | |
369 | do { | |
370 | AliHit* ah = hv2.GetHit(); | |
371 | x1=ah->X();y1=ah->Y();z1=ah->Z(); | |
372 | if((x-x1)*(x-x1)+(y-y1)*(y-y1)+(z-z1)*(z-z1) > tpc_sqr_res) { | |
373 | mH.det_id = det.detidx; | |
374 | mH.subdet_id = 0; | |
375 | mH.label = ah->Track(); | |
376 | mH.eva_label = eva_idx; | |
377 | mH.V.x = x1; mH.V.y = y1; mH.V.z = z1; | |
378 | mTreeH->Fill(); | |
379 | hmap[mH.label]++; | |
380 | x = x1; y = y1; z = z1; | |
381 | count++; | |
382 | } | |
383 | } while (hv2.Next()); | |
384 | } | |
385 | // printf("%d entries in TPChits \n",count); | |
386 | break; | |
387 | } | |
388 | default: { | |
389 | TTree* treeh = pRunLoader->GetTreeH(det.name, false); | |
390 | if(treeh == 0) { | |
391 | WarnCaller(eH + "no hits for "+ det.name +"."); | |
392 | continue; | |
393 | } | |
394 | TClonesArray *arr = new TClonesArray(det.hitbranch); | |
395 | treeh->SetBranchAddress(det.name, &arr); | |
396 | Int_t np = treeh->GetEntries(); | |
397 | // in TreeH files hits are grouped in clones arrays | |
398 | // each eva particle has its own clone array | |
399 | for (Int_t i=0; i<np; i++) { | |
400 | treeh->GetEntry(i); | |
401 | Int_t eva_idx = np -i -1; | |
402 | Int_t nh=arr->GetEntriesFast(); | |
403 | x = y = z = 0; | |
404 | // printf("%d entry %d hits for primary %d \n", i, nh, eva_idx); | |
405 | for (Int_t j=0; j<nh; j++) { | |
406 | AliHit* ali_hit = (AliHit*)arr->UncheckedAt(j); | |
407 | mH.det_id = det.detidx; | |
408 | mH.subdet_id = 0; | |
409 | mH.label = ali_hit->GetTrack(); | |
410 | mH.eva_label = eva_idx; | |
411 | mH.V.Set(ali_hit->X(), ali_hit->Y(), ali_hit->Z()); | |
412 | if(det.detidx == 2) { | |
413 | x1=ali_hit->X();y1=ali_hit->Y();z1=ali_hit->Z(); | |
414 | if((x-x1)*(x-x1)+(y-y1)*(y-y1)+(z-z1)*(z-z1) < trd_sqr_res) continue; | |
415 | x=x1; y=y1; z=z1; | |
416 | } | |
417 | hmap[mH.label]++; | |
418 | mTreeH->Fill(); | |
419 | } | |
420 | } | |
421 | delete arr; | |
422 | break; | |
423 | } // end default | |
424 | } // end switch | |
425 | } // end while | |
426 | ||
427 | ||
428 | //set geninfo | |
429 | for(map<Int_t, Int_t>::iterator j=hmap.begin(); j!=hmap.end(); ++j) { | |
430 | GetGeninfo(j->first)->n_hits += j->second; | |
431 | } | |
432 | ||
433 | } | |
434 | ||
435 | /**************************************************************************/ | |
436 | // Clusters | |
437 | /**************************************************************************/ | |
438 | ||
439 | void VSDCreator::ConvertClusters() | |
440 | { | |
441 | static const Exc_t eH("VSDCreator::ConvertClusters "); | |
442 | ||
443 | if(mTreeC != 0) | |
444 | throw(eH + "clusters already converted."); | |
445 | ||
446 | mDirectory->cd(); | |
447 | mTreeC = new TTree("Clusters", "rec clusters"); | |
448 | mTreeC->Branch("C", "Reve::Cluster", &mpC, fBuffSize); | |
449 | ||
450 | try { | |
451 | ConvertITSClusters(); | |
452 | } catch(Exc_t& exc) { WarnCaller(exc); } | |
453 | ||
454 | try { | |
455 | ConvertTPCClusters(); | |
456 | } catch(Exc_t& exc) { WarnCaller(exc); } | |
457 | } | |
458 | ||
459 | /**************************************************************************/ | |
460 | ||
461 | void VSDCreator::ConvertTPCClusters() | |
462 | { | |
463 | static const Exc_t eH("VSDCreator::ConvertTPCClusters "); | |
464 | ||
465 | auto_ptr<TFile> f | |
466 | ( TFile::Open(Form("%s/TPC.RecPoints.root", mDataDir.Data())) ); | |
467 | if(!f.get()) | |
468 | throw(eH + "can not open 'TPC.RecPoints.root' file."); | |
469 | ||
470 | auto_ptr<TDirectory> d | |
471 | ( (TDirectory*) f->Get(Form("Event%d", mEvent)) ); | |
472 | if(!d.get()) | |
473 | throw(eH + Form("event directory '%d' not found.", 0)); | |
474 | ||
475 | auto_ptr<TTree> tree( (TTree*) d->Get("TreeR") ); | |
476 | if(!tree.get()) | |
477 | throw(eH + "'TreeR' not found."); | |
478 | ||
479 | auto_ptr<AliTPCParam> par( GetTpcParam(eH) ); | |
480 | ||
481 | AliTPCClustersRow clrow, *_clrow=&clrow; | |
482 | AliTPCclusterMI *cl; | |
483 | _clrow->SetClass("AliTPCclusterMI"); | |
484 | tree->SetBranchAddress("Segment", &_clrow); | |
485 | ||
486 | // count clusters | |
487 | Int_t nClusters = 0; | |
488 | Int_t n_ent = tree->GetEntries(); | |
489 | for (Int_t n=0; n<n_ent; n++) { | |
490 | tree->GetEntry(n); | |
491 | nClusters += _clrow->GetArray()->GetEntriesFast(); | |
492 | } | |
493 | ||
494 | // calculate xyz for a cluster and add it to container | |
495 | Double_t x,y,z; | |
496 | Float_t cs, sn, tmp; | |
497 | map<Int_t, Int_t> cmap; | |
498 | ||
499 | for (Int_t n=0; n<tree->GetEntries(); n++) { | |
500 | tree->GetEntry(n); | |
501 | Int_t ncl = _clrow->GetArray()->GetEntriesFast(); | |
502 | if(ncl > 0) { | |
503 | Int_t sec,row; | |
504 | par->AdjustSectorRow(_clrow->GetID(),sec,row); | |
505 | while (ncl--) { | |
506 | if(_clrow->GetArray()) { | |
507 | // cl = new AliTPCclusterMI(*(AliTPCclusterMI*)_clrow->GetArray()->UncheckedAt(ncl)); | |
508 | cl = (AliTPCclusterMI*)_clrow->GetArray()->UncheckedAt(ncl); | |
509 | if(cl->GetLabel(0) >= 0){ | |
510 | x = par->GetPadRowRadii(sec,row); y = cl->GetY(); z = cl->GetZ(); | |
511 | par->AdjustCosSin(sec,cs,sn); | |
512 | tmp = x*cs-y*sn; y= x*sn+y*cs; x=tmp; | |
513 | ||
514 | mC.det_id = 1; | |
515 | mC.subdet_id = 0; | |
516 | mC.label[0] = cl->GetLabel(0); | |
517 | mC.label[1] = cl->GetLabel(1); | |
518 | mC.label[2] = cl->GetLabel(2); | |
519 | mC.V.Set(x, y, z); | |
520 | ||
521 | mTreeC->Fill(); | |
522 | { int i = 0; | |
523 | while(i < 3 && mC.label[i]) | |
524 | cmap[mC.label[i++]]++; | |
525 | } | |
526 | } | |
527 | } | |
528 | } | |
529 | } | |
530 | } | |
531 | //set geninfo | |
532 | for(map<Int_t, Int_t>::iterator j=cmap.begin(); j!=cmap.end(); ++j) { | |
533 | GetGeninfo(j->first)->n_clus += j->second; | |
534 | } | |
535 | } | |
536 | ||
537 | /**************************************************************************/ | |
538 | ||
539 | void VSDCreator::ConvertITSClusters() | |
540 | { | |
541 | static const Exc_t eH("VSDCreator::ConvertITSClusters "); | |
542 | ||
543 | auto_ptr<TFile> f | |
544 | ( TFile::Open(Form("%s/ITS.RecPoints.root", mDataDir.Data())) ); | |
545 | if(!f.get()) | |
546 | throw(eH + "can not open 'ITS.RecPoints.root' file."); | |
547 | ||
548 | auto_ptr<TDirectory> d | |
549 | ( (TDirectory*) f->Get(Form("Event%d", mEvent)) ); | |
550 | if(!d.get()) | |
551 | throw(eH + Form("event directory '%d' not found.", 0)); | |
552 | ||
553 | auto_ptr<TTree> tree( (TTree*) d->Get("TreeR") ); | |
554 | if(!tree.get()) | |
555 | throw(eH + "'TreeR' not found."); | |
556 | ||
557 | AliITSLoader* ITSld = (AliITSLoader*) pRunLoader->GetLoader("ITSLoader"); | |
558 | //AliITS* pITS = ITSld->GetITS(); | |
559 | AliITSgeom* geom = ITSld->GetITSgeom(); | |
560 | //AliITSgeom* geom = new AliITSgeom(); | |
561 | //geom->ReadNewFile("/home/aljam/ITSgeometry.det"); | |
562 | ||
563 | //printf("alice ITS geom %p \n",geom ); | |
564 | ||
565 | if(!geom) | |
566 | throw(eH + "can not find ITS geometry"); | |
567 | ||
568 | TClonesArray *arr = new TClonesArray("AliITSclusterV2"); | |
569 | tree->SetBranchAddress("Clusters", &arr); | |
570 | Int_t nmods = tree->GetEntries(); | |
571 | Float_t gc[3]; | |
572 | map<Int_t, Int_t> cmap; | |
573 | ||
574 | for (Int_t mod=0; mod<nmods; mod++) { | |
575 | tree->GetEntry(mod); | |
576 | Int_t nc=arr->GetEntriesFast(); | |
577 | for (Int_t j=0; j<nc; j++) { | |
578 | AliITSclusterV2* recp = (AliITSclusterV2*)arr->UncheckedAt(j); | |
579 | ||
580 | Double_t rot[9]; | |
581 | geom->GetRotMatrix(mod,rot); | |
582 | Int_t lay,lad,det; | |
583 | geom->GetModuleId(mod,lay,lad,det); | |
584 | Float_t tx,ty,tz; | |
585 | geom->GetTrans(lay,lad,det,tx,ty,tz); | |
586 | ||
587 | Double_t alpha=TMath::ATan2(rot[1],rot[0])+TMath::Pi(); | |
588 | Double_t phi1=TMath::Pi()/2+alpha; | |
589 | if(lay==1) phi1+=TMath::Pi(); | |
590 | ||
591 | Float_t cp=TMath::Cos(phi1), sp=TMath::Sin(phi1); | |
592 | Float_t r=tx*cp+ty*sp; | |
593 | gc[0]= r*cp - recp->GetY()*sp; | |
594 | gc[1]= r*sp + recp->GetY()*cp; | |
595 | gc[2]= recp->GetZ(); | |
596 | ||
597 | mC.det_id = 0; | |
598 | mC.subdet_id = 0; | |
599 | mC.label[0] = recp->GetLabel(0); | |
600 | mC.label[1] = recp->GetLabel(1); | |
601 | mC.label[2] = recp->GetLabel(2); | |
602 | mC.V.x = r*cp - recp->GetY()*sp; | |
603 | mC.V.y = r*sp + recp->GetY()*cp; | |
604 | mC.V.z = recp->GetZ(); | |
605 | mTreeC->Fill(); | |
606 | { int i = 0; | |
607 | while(i < 3 && mC.label[i]) | |
608 | cmap[mC.label[i++]]++; | |
609 | } | |
610 | } | |
611 | ||
612 | for(map<Int_t, Int_t>::iterator j=cmap.begin(); j!=cmap.end(); ++j) { | |
613 | GetGeninfo(j->first)->n_clus += j->second; | |
614 | } | |
615 | } | |
616 | delete arr; | |
617 | } | |
618 | ||
619 | /**************************************************************************/ | |
620 | // ESD | |
621 | /**************************************************************************/ | |
622 | ||
623 | void VSDCreator::ConvertRecTracks() | |
624 | { | |
625 | static const Exc_t eH("VSDCreator::ConvertRecTracks "); | |
626 | ||
627 | if(mTreeR != 0) | |
628 | throw(eH + "tracks already converted."); | |
629 | ||
630 | mDirectory->cd(); | |
631 | mTreeR = new TTree("RecTracks", "rec tracks"); | |
632 | ||
633 | mTreeR->Branch("R", "Reve::RecTrack", &mpR, 512*1024,1); | |
634 | ||
635 | TFile f(Form("%s/AliESDs.root", mDataDir.Data())); | |
636 | if(!f.IsOpen()) | |
637 | throw(eH + "no AliESDs.root file."); | |
638 | ||
639 | TTree* tree = (TTree*) f.Get("esdTree"); | |
640 | if (tree == 0) | |
641 | throw(eH + "no esdTree."); | |
642 | ||
643 | ||
644 | AliESD *fEvent=0; | |
645 | tree->SetBranchAddress("ESD", &fEvent); | |
646 | tree->GetEntry(mEvent); | |
647 | ||
648 | ||
649 | // reconstructed tracks | |
650 | AliESDtrack* esd_t; | |
651 | Double_t dbuf[3]; | |
652 | for (Int_t n=0; n<fEvent->GetNumberOfTracks(); n++) { | |
653 | esd_t = fEvent->GetTrack(n); | |
654 | ||
655 | mR.label = esd_t->GetLabel(); | |
656 | mR.status = (Int_t) esd_t->GetStatus(); | |
657 | mR.sign = (Int_t) esd_t->GetSign(); | |
658 | esd_t->GetXYZ(dbuf); mR.V.Set(dbuf); | |
659 | esd_t->GetPxPyPz(dbuf); mR.P.Set(dbuf); | |
660 | Double_t ep = esd_t->GetP(); | |
661 | mR.beta = ep/TMath::Sqrt(ep*ep + TMath::C()*TMath::C()*esd_t->GetMass()*esd_t->GetMass()); | |
662 | mTreeR->Fill(); | |
663 | } | |
664 | mTreeR->BuildIndex("label"); | |
665 | } | |
666 | ||
667 | /**************************************************************************/ | |
668 | ||
669 | void VSDCreator::ConvertV0() | |
670 | { | |
671 | static const Exc_t eH("VSDCreator::ConvertV0 "); | |
672 | ||
673 | if(mTreeV0 != 0) | |
674 | throw(eH + "V0 already converted."); | |
675 | ||
676 | mDirectory->cd(); | |
677 | mTreeV0 = new TTree("V0", "V0 points"); | |
678 | ||
679 | mTreeV0->Branch("V0", "Reve::RecV0", &mpV0, 512*1024,1); | |
680 | ||
681 | TFile f(Form("%s/AliESDs.root", mDataDir.Data())); | |
682 | if(!f.IsOpen()){ | |
683 | throw(eH + "no AliESDs.root file."); | |
684 | } | |
685 | ||
686 | TTree* tree = (TTree*) f.Get("esdTree"); | |
687 | if (tree == 0) | |
688 | throw(eH + "no esdTree."); | |
689 | ||
690 | AliESD *fEvent=0; | |
691 | tree->SetBranchAddress("ESD", &fEvent); | |
692 | tree->GetEntry(mEvent); | |
693 | ||
694 | for (Int_t n =0; n< fEvent->GetNumberOfV0MIs(); n++) { | |
695 | AliESDV0MI* av = fEvent->GetV0MI(n); | |
696 | Double_t pos[3]; | |
697 | ||
698 | mV0.status = av->GetStatus(); | |
699 | // Point of closest approach | |
700 | mV0.V_ca.x = av->GetXr(0); | |
701 | mV0.V_ca.y = av->GetXr(1); | |
702 | mV0.V_ca.z = av->GetXr(2); | |
703 | // set birth vertex of neutral particle | |
704 | { Double_t p[3]; | |
705 | av->GetXYZ(p[0], p[1], p[2]); | |
706 | mV0.V0_birth.Set(p); | |
707 | } | |
708 | ||
709 | // momentum and position of negative particle | |
710 | mV0.P_neg.Set(av->GetPMp()); | |
711 | av->GetParamM()->GetXYZ(pos); | |
712 | mV0.V_neg.Set(pos); | |
713 | ||
714 | // momentum and position of positive particle | |
715 | mV0.P_pos.Set(av->GetPPp()); | |
716 | av->GetParamP()->GetXYZ(pos); | |
717 | mV0.V_pos.Set(pos); | |
718 | ||
719 | mV0.label = 0; // !!!! mother label unknown | |
720 | mV0.pdg = av->GetPdgCode(); | |
721 | // daughter indices | |
722 | mV0.d_label[0] = av->GetLab(0); | |
723 | mV0.d_label[1] = av->GetLab(1); | |
724 | ||
725 | // printf("V0 convert labels(%d,%d) index(%d,%d)\n", | |
726 | // av->GetLab(0), av->GetLab(1), | |
727 | // av->GetIndex(0), av->GetIndex(1)); | |
728 | ||
729 | mTreeV0->Fill(); | |
730 | } | |
731 | // if(fEvent->GetNumberOfV0MIs()) mTreeV0->BuildIndex("label"); | |
732 | } | |
733 | ||
734 | /**************************************************************************/ | |
735 | ||
736 | void VSDCreator::ConvertKinks() | |
737 | { | |
738 | static const Exc_t eH("VSDCreator::ConvertKinks "); | |
739 | ||
740 | if(mTreeKK != 0) | |
741 | throw(eH + "Kinks already converted."); | |
742 | ||
743 | mDirectory->cd(); | |
744 | mTreeKK = new TTree("Kinks", "ESD Kinks"); | |
745 | ||
746 | mTreeKK->Branch("KK", "Reve::RecKink", &mpKK, fBuffSize); | |
747 | ||
748 | TFile f(Form("%s/AliESDs.root", mDataDir.Data())); | |
749 | if(!f.IsOpen()){ | |
750 | throw(eH + "no AliESDs.root file."); | |
751 | } | |
752 | ||
753 | TTree* tree = (TTree*) f.Get("esdTree"); | |
754 | if (tree == 0) | |
755 | throw(eH + "no esdTree."); | |
756 | ||
757 | AliESD *fEvent=0; | |
758 | tree->SetBranchAddress("ESD", &fEvent); | |
759 | tree->GetEntry(mEvent); | |
760 | ||
761 | // printf("CONVERT KINK Read %d entries in tree kinks \n", fEvent->GetNumberOfKinks()); | |
762 | for (Int_t n =0; n< fEvent->GetNumberOfKinks(); n++) { | |
763 | AliESDkink* kk = fEvent->GetKink(n); | |
764 | ||
765 | Double_t pos[3]; | |
766 | ||
767 | ||
768 | mKK.label = kk->GetLabel(0); | |
769 | mKK.status = Int_t(kk->GetStatus(1) << 8 + kk->GetStatus(2)); | |
770 | ||
771 | // reconstructed kink position | |
772 | mKK.label_sec = kk->GetLabel(1); | |
773 | mKK.V_kink.Set(kk->GetPosition()); | |
774 | ||
775 | const AliExternalTrackParam& tp_mother = kk->RefParamMother(); | |
776 | // momentum and position of mother | |
777 | tp_mother.GetPxPyPz(pos); | |
778 | mKK.P.Set(pos); | |
779 | tp_mother.GetXYZ(pos); | |
780 | mKK.V.Set(pos); | |
781 | const Double_t* par = tp_mother.GetParameter(); | |
782 | // printf("KINK Pt %f, %f \n",1/tp_mother.Pt(),par[4] ); | |
783 | mKK.sign = (par[4] < 0) ? -1 : 1; | |
784 | ||
785 | const AliExternalTrackParam& tp_daughter = kk->RefParamDaughter(); | |
786 | // momentum and position of daughter | |
787 | tp_daughter.GetPxPyPz(pos); | |
788 | mKK.P_sec.Set(pos); | |
789 | tp_daughter.GetXYZ(pos); | |
790 | mKK.V_end.Set(pos); | |
791 | ||
792 | mTreeKK->Fill(); | |
793 | } | |
794 | if(fEvent->GetNumberOfKinks()) mTreeKK->BuildIndex("label"); | |
795 | } | |
796 | /**************************************************************************/ | |
797 | // GenInfo | |
798 | /**************************************************************************/ | |
799 | ||
800 | void VSDCreator::ConvertGenInfo() | |
801 | { | |
802 | static const Exc_t eH("VSDCreator::ConvertGenInfo "); | |
803 | ||
804 | if(mTreeGI != 0) | |
805 | throw(eH + "GI already converted."); | |
806 | ||
807 | mDirectory->cd(); | |
808 | mTreeGI = new TTree("GenInfo", "Objects prepared for cross querry"); | |
809 | ||
810 | GenInfo::Class()->IgnoreTObjectStreamer(true); | |
811 | mTreeGI->Branch("GI", "Reve::GenInfo", &mpGI, fBuffSize); | |
812 | mTreeGI->Branch("K.", "Reve::MCTrack", &mpK); | |
813 | mTreeGI->Branch("R.", "Reve::RecTrack", &mpR); | |
814 | ||
815 | for(map<Int_t, GenInfo*>::iterator j=mGenInfoMap.begin(); j!=mGenInfoMap.end(); ++j) { | |
816 | mGI = *(j->second); | |
817 | mGI.label = j->first; | |
818 | mTreeK->GetEntry(j->first); | |
819 | ||
820 | if(mTreeR) { | |
821 | Int_t re = mTreeR->GetEntryNumberWithIndex(j->first); | |
822 | if(re != -1) | |
823 | mGI.is_rec = true; | |
824 | } | |
825 | // Int_t has_v0 = mTreeV0->GetEntryNumberWithIndex(j->first); | |
826 | //if (has_v0 != -1) | |
827 | // mGI.has_V0 = true; | |
828 | if (mTreeKK) { | |
829 | Int_t has_kk = mTreeKK->GetEntryNumberWithIndex(j->first); | |
830 | if (has_kk != -1) | |
831 | mGI.has_kink = true; | |
832 | } | |
833 | mTreeGI->Fill(); | |
834 | } | |
835 | mGenInfoMap.clear(); | |
836 | } | |
837 | ||
838 | /**************************************************************************/ | |
839 | /**************************************************************************/ | |
840 | // Protected methods | |
841 | /**************************************************************************/ | |
842 | /**************************************************************************/ | |
843 | ||
844 | AliTPCParam* VSDCreator::GetTpcParam(const Exc_t& eh) | |
845 | { | |
846 | auto_ptr<TFile> fp( TFile::Open(Form("%s/galice.root", mDataDir.Data())) ); | |
847 | if(!fp.get()) | |
848 | throw(eh + "can not open 'galice.root' file."); | |
849 | AliTPCParam* par = (AliTPCParam *) fp->Get("75x40_100x60_150x60"); | |
850 | if(!par) | |
851 | throw(eh + "TPC data not found."); | |
852 | return par; | |
853 | } | |
854 | ||
855 | ||
856 | ||
857 | GenInfo* VSDCreator::GetGeninfo(Int_t label) | |
858 | { | |
859 | // printf("get_geninfo %d\n", label); | |
860 | GenInfo* gi; | |
861 | map<Int_t, GenInfo*>::iterator i = mGenInfoMap.find(label); | |
862 | if(i == mGenInfoMap.end()) { | |
863 | gi = new GenInfo(); | |
864 | mGenInfoMap[label] = gi; | |
865 | } else { | |
866 | gi = i->second; | |
867 | } | |
868 | return gi; | |
869 | } |