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89308175 | 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 | **************************************************************************/ | |
15 | /* $Id: */ | |
16 | ||
17 | /* $Log: | |
18 | */ | |
19 | //*-- Author: Boris Polichtchouk, IHEP | |
20 | ////////////////////////////////////////////////////////////////////////////// | |
21 | // Reconstructed point operations for the Clusterization class for IHEP reconstruction. | |
22 | // Performs clusterization (collects neighbouring active cells) | |
23 | // It differs from AliPHOSClusterizerv1 in neighbour definition only | |
24 | ||
cbd576a6 | 25 | // ---- ROOT system --- |
26 | #include "TDirectory.h" | |
27 | #include "TBranch.h" | |
28 | #include "TTree.h" | |
29 | #include "TROOT.h" | |
30 | #include "TFolder.h" | |
31 | ||
32 | // --- AliRoot header files --- | |
88cb7938 | 33 | #include "AliConfig.h" |
e957fea8 | 34 | #include "AliPHOSDigit.h" |
88cb7938 | 35 | #include "AliPHOSClusterizer.h" |
cbd576a6 | 36 | #include "AliPHOSEvalRecPoint.h" |
37 | #include "AliRun.h" | |
88cb7938 | 38 | #include "AliPHOSLoader.h" |
cbd576a6 | 39 | #include "AliPHOSRecCpvManager.h" |
40 | #include "AliPHOSRecEmcManager.h" | |
41 | #include "AliPHOSDigitizer.h" | |
e957fea8 | 42 | #include "AliPHOSGeometry.h" |
cbd576a6 | 43 | |
44 | // --- Standard library --- | |
cbd576a6 | 45 | |
46 | ||
47 | ClassImp(AliPHOSEvalRecPoint) | |
48 | ||
e191bb57 | 49 | AliPHOSEvalRecPoint::AliPHOSEvalRecPoint(): fEventFolderName(AliConfig::GetDefaultEventFolderName()) |
cbd576a6 | 50 | { |
89308175 | 51 | // default ctor |
cbd576a6 | 52 | fParent=-333; |
53 | fChi2Dof=-111; | |
54 | fIsCpv = kTRUE; | |
55 | fIsEmc = kFALSE; | |
56 | } | |
57 | ||
89308175 | 58 | AliPHOSEvalRecPoint::AliPHOSEvalRecPoint(Bool_t cpv, AliPHOSEvalRecPoint* parent) : AliPHOSCpvRecPoint() |
cbd576a6 | 59 | { |
89308175 | 60 | // ctor |
cbd576a6 | 61 | fParent=-333; |
62 | fChi2Dof=-111; | |
63 | ||
64 | // fParent=parent; | |
65 | TObjArray* wPool = (TObjArray*)GetWorkingPool(); | |
66 | if(!wPool) { | |
e957fea8 | 67 | Fatal("ctor", "Couldn't find working pool") ; |
cbd576a6 | 68 | } |
69 | ||
70 | fParent = wPool->IndexOf((TObject*)parent); | |
71 | fChi2Dof = parent->Chi2Dof(); | |
72 | ||
73 | if(cpv) { | |
74 | fIsEmc = kFALSE; | |
75 | fIsCpv = kTRUE; | |
76 | } | |
77 | else { | |
78 | fIsEmc = kTRUE; | |
79 | fIsCpv = kFALSE; | |
80 | } | |
81 | ||
82 | // Add itself to working pool | |
83 | AddToWorkingPool((TObject*)this); | |
84 | ||
85 | } | |
86 | ||
e191bb57 | 87 | AliPHOSEvalRecPoint::AliPHOSEvalRecPoint(Int_t i, Bool_t cpv) : fEventFolderName(AliConfig::GetDefaultEventFolderName()) |
cbd576a6 | 88 | { |
89308175 | 89 | // ctor |
cbd576a6 | 90 | fChi2Dof=-111; |
91 | fParent=-333; | |
92 | ||
93 | AliPHOSEmcRecPoint* rp=0; | |
94 | ||
88cb7938 | 95 | AliPHOSLoader* fLoader = AliPHOSLoader::GetPHOSLoader(fEventFolderName); |
cbd576a6 | 96 | |
97 | if(cpv) { | |
88cb7938 | 98 | rp = (AliPHOSCpvRecPoint*)fLoader->CpvRecPoints()->At(i); |
cbd576a6 | 99 | fIsEmc = kFALSE; |
100 | fIsCpv = kTRUE; | |
101 | } | |
102 | else { | |
88cb7938 | 103 | rp = (AliPHOSEmcRecPoint*)fLoader->EmcRecPoints()->At(i); |
cbd576a6 | 104 | fIsEmc = kTRUE; |
105 | fIsCpv = kFALSE; | |
106 | } | |
107 | ||
89308175 | 108 | Int_t* digits = rp->GetDigitsList(); |
109 | Float_t* energies = rp->GetEnergiesList(); | |
cbd576a6 | 110 | Int_t nDigits = rp->GetMultiplicity(); |
111 | ||
112 | for(Int_t iDigit=0; iDigit<nDigits; iDigit++) { | |
89308175 | 113 | AliPHOSDigit* digit = (AliPHOSDigit*)fLoader->Digits()->At( digits[iDigit] ); |
114 | Float_t eDigit = energies[iDigit]; | |
cbd576a6 | 115 | this->AddDigit(*digit,eDigit); |
116 | } | |
117 | ||
118 | TVector3 locpos; | |
119 | rp->GetLocalPosition(locpos); | |
120 | fLocPos = locpos; | |
121 | ||
122 | // Add itself to working pool | |
123 | AddToWorkingPool((TObject*)this); | |
124 | ||
125 | } | |
126 | ||
127 | AliPHOSClusterizer* AliPHOSEvalRecPoint::GetClusterizer() | |
128 | { | |
89308175 | 129 | // returns clusterizer task |
cbd576a6 | 130 | TFolder* aliceF = (TFolder*)gROOT->FindObjectAny("YSAlice"); |
131 | TFolder* wPoolF = (TFolder*)aliceF->FindObject("WhiteBoard/RecPoints/PHOS/SmP"); | |
132 | AliPHOSClusterizer* clu = (AliPHOSClusterizer*)wPoolF->FindObject("PHOS:clu-v1"); | |
133 | if(!clu) { | |
e957fea8 | 134 | Fatal("GetClusterizer", "Couldn't find Clusterizer") ; |
cbd576a6 | 135 | } |
136 | ||
137 | return clu; | |
138 | } | |
139 | ||
140 | Bool_t AliPHOSEvalRecPoint::TooClose(AliPHOSRecPoint* pt) const | |
141 | { | |
89308175 | 142 | // check if a rec.point pt is too close to this one |
143 | TVector3 herPos; | |
144 | TVector3 myPos; | |
145 | pt->GetLocalPosition(herPos); | |
146 | this->GetLocalPosition(myPos); | |
147 | Float_t dx = herPos.X() - myPos.X(); | |
148 | Float_t dz = herPos.Z() - myPos.Z(); | |
cbd576a6 | 149 | Float_t dr = TMath::Sqrt(dx*dx + dz*dz); |
150 | ||
151 | if(dr<GetReconstructionManager()->MergeGammasMinDistanceCut()) | |
152 | return kTRUE; | |
153 | else | |
154 | return kFALSE; | |
155 | ||
156 | } | |
157 | ||
158 | Bool_t AliPHOSEvalRecPoint::NeedToSplit() const | |
159 | { | |
89308175 | 160 | // rec.point needs to be split |
cbd576a6 | 161 | return kFALSE; |
162 | } | |
163 | ||
164 | void AliPHOSEvalRecPoint::DeleteParent() | |
165 | { | |
89308175 | 166 | // delete parent |
cbd576a6 | 167 | fParent=-333; |
168 | } | |
169 | ||
170 | void AliPHOSEvalRecPoint::UpdateWorkingPool() | |
171 | { | |
89308175 | 172 | // update pool of rec.points |
c9eeb00e | 173 | Int_t i; //loop variable |
cbd576a6 | 174 | |
c9eeb00e | 175 | for(i=0; i<this->InWorkingPool(); i++) { |
cbd576a6 | 176 | AliPHOSEvalRecPoint* parent = (AliPHOSEvalRecPoint*)GetFromWorkingPool(i); |
177 | TObjArray children; | |
178 | Int_t nChild = parent->HasChild(children); | |
179 | for(Int_t iChild=0; iChild<nChild; iChild++) | |
180 | { | |
89308175 | 181 | ((AliPHOSEvalRecPoint*)children.At(iChild))->DeleteParent(); |
cbd576a6 | 182 | } |
183 | ||
184 | if(nChild) { | |
185 | RemoveFromWorkingPool(parent); | |
186 | delete parent; | |
187 | } | |
188 | ||
189 | } | |
190 | ||
c9eeb00e | 191 | for(i=0; i<this->InWorkingPool(); i++) { |
cbd576a6 | 192 | AliPHOSEvalRecPoint* weak = (AliPHOSEvalRecPoint*)GetFromWorkingPool(i); |
193 | if (weak->KillWeakPoint()) delete weak; | |
194 | } | |
195 | ||
c9eeb00e | 196 | for(i=0; i<this->InWorkingPool(); i++) { |
cbd576a6 | 197 | AliPHOSEvalRecPoint* close = (AliPHOSEvalRecPoint*)GetFromWorkingPool(i); |
198 | close->MergeClosePoint(); | |
199 | } | |
200 | ||
c9eeb00e | 201 | for(i=0; i<this->InWorkingPool(); i++) |
cbd576a6 | 202 | ((AliPHOSEvalRecPoint*)AliPHOSEvalRecPoint::GetFromWorkingPool(i))->SetIndexInList(i); |
203 | ||
204 | } | |
205 | ||
206 | Int_t AliPHOSEvalRecPoint::HasChild(TObjArray& children) | |
207 | { | |
89308175 | 208 | // returns the number of children |
cbd576a6 | 209 | for(Int_t iChild=0; iChild<InWorkingPool(); iChild++) |
210 | { | |
211 | AliPHOSEvalRecPoint* child = (AliPHOSEvalRecPoint*)GetFromWorkingPool(iChild); | |
212 | TObject* parent = (TObject*)child->Parent(); | |
213 | TObject* me = (TObject*)this; | |
214 | if(parent==me) children.Add(child); | |
215 | } | |
216 | ||
217 | return children.GetEntries(); | |
218 | } | |
219 | ||
220 | void AliPHOSEvalRecPoint::Init() | |
221 | { | |
89308175 | 222 | // initialization |
cbd576a6 | 223 | AliPHOSClusterizer* clusterizer = GetClusterizer(); |
224 | if(!clusterizer) { | |
e957fea8 | 225 | Fatal("Init", "Cannot get clusterizer") ; |
cbd576a6 | 226 | } |
227 | ||
88cb7938 | 228 | TClonesArray* digits = AliPHOSLoader::GetPHOSLoader(fEventFolderName)->Digits(); |
89308175 | 229 | Float_t logWeight=0; |
cbd576a6 | 230 | |
231 | if(this->IsEmc()) { | |
89308175 | 232 | logWeight = clusterizer->GetEmcLogWeight(); |
cbd576a6 | 233 | } |
234 | else { | |
89308175 | 235 | logWeight = clusterizer->GetCpvLogWeight(); |
cbd576a6 | 236 | } |
237 | ||
89308175 | 238 | EvalLocalPosition(logWeight,digits); // evaluate initial position |
cbd576a6 | 239 | } |
240 | ||
241 | ||
242 | void AliPHOSEvalRecPoint::MakeJob() | |
243 | { | |
244 | // Reconstruction algoritm implementation. | |
245 | ||
246 | AliPHOSRecManager* recMng = GetReconstructionManager(); | |
247 | ||
248 | Init(); | |
249 | ||
250 | UnfoldLocalMaxima(); | |
251 | ||
252 | TObjArray children; | |
253 | Int_t nChild = HasChild(children); | |
254 | ||
255 | if(!nChild) { | |
256 | EvaluatePosition(); | |
257 | if(Chi2Dof()>recMng->OneGamChisqCut()) SplitMergedShowers(); | |
258 | } | |
259 | ||
260 | for(Int_t iChild=0; iChild<nChild; iChild++) { | |
261 | AliPHOSEvalRecPoint* child = (AliPHOSEvalRecPoint*)children.At(iChild); | |
262 | child->EvaluatePosition(); | |
263 | ||
264 | if(child->Chi2Dof()>recMng->OneGamChisqCut()) | |
265 | child->SplitMergedShowers(); | |
266 | } | |
267 | ||
268 | } | |
269 | ||
270 | void AliPHOSEvalRecPoint::InitTwoGam(Float_t* gamma1, Float_t* gamma2) | |
271 | { | |
272 | //Compute start values for two gamma fit algorithm. | |
273 | // gamma1[0], gamma1[1], gamma1[2] are Energy,x,z of the reconstructed "gammas". | |
274 | ||
275 | ||
276 | TVector3 lpos; // start point choosing. | |
277 | GetLocalPosition(lpos); | |
278 | Float_t xx = lpos.Z(); | |
279 | Float_t yy = lpos.X(); | |
89308175 | 280 | Float_t e = GetEnergy(); |
cbd576a6 | 281 | |
89308175 | 282 | Info("InitTwoGam", "(x,z,e)[old] = (%f, %f, %f)", yy, xx, e) ; |
cbd576a6 | 283 | |
89308175 | 284 | // xx = XY(xx/e); |
285 | // yy = XY(yy/e); | |
cbd576a6 | 286 | |
287 | ||
288 | Float_t eDigit ; | |
289 | AliPHOSDigit * digit ; | |
290 | Int_t nDigits = GetMultiplicity(); | |
89308175 | 291 | Int_t * digits = GetDigitsList(); |
292 | Float_t * energies = GetEnergiesList(); | |
cbd576a6 | 293 | |
294 | Float_t ix ; | |
295 | Float_t iy ; | |
296 | Int_t relid[4] ; | |
297 | ||
298 | Float_t exx = 0; | |
299 | Float_t eyy = 0; | |
300 | Float_t exy = 0; | |
301 | Float_t sqr; | |
302 | Float_t cos2fi = 1.; | |
303 | ||
88cb7938 | 304 | AliPHOSLoader* fLoader = AliPHOSLoader::GetPHOSLoader(fEventFolderName); |
305 | const AliPHOSGeometry* fGeom = fLoader->PHOSGeometry(); | |
cbd576a6 | 306 | |
c9eeb00e | 307 | Int_t iDigit; //loop variable |
308 | ||
309 | for(iDigit = 0 ; iDigit < nDigits ; iDigit ++) | |
cbd576a6 | 310 | { |
89308175 | 311 | digit = (AliPHOSDigit*)fLoader->Digits()->At( digits[iDigit] ); |
312 | eDigit = energies[iDigit]; | |
cbd576a6 | 313 | fGeom->AbsToRelNumbering(digit->GetId(), relid) ; |
314 | fGeom->RelPosInModule(relid, iy, ix); | |
315 | ||
316 | Float_t dx = ix - xx; | |
317 | Float_t dy = iy - yy; | |
318 | exx += eDigit*dx*dx; | |
319 | eyy += eDigit*dy*dy; | |
320 | exy += eDigit*dx*dy; | |
321 | ||
322 | } | |
323 | ||
324 | sqr = TMath::Sqrt(4.*exy*exy + (exx-eyy)*(exx-eyy)); | |
325 | Float_t euu = (exx+eyy+sqr)/2.; | |
326 | if(sqr>1.e-10) cos2fi = (exx - eyy)/sqr; | |
327 | Float_t cosfi = TMath::Sqrt((1.+cos2fi)/2.); | |
328 | Float_t sinfi = TMath::Sqrt((1.-cos2fi)/2.); | |
329 | if(exy<0) sinfi = -sinfi; | |
330 | ||
331 | Float_t eu3 = 0; | |
c9eeb00e | 332 | for(iDigit = 0 ; iDigit < nDigits ; iDigit ++) |
cbd576a6 | 333 | { |
89308175 | 334 | digit = (AliPHOSDigit*)fLoader->Digits()->At( digits[iDigit] ); |
335 | eDigit = energies[iDigit]; | |
cbd576a6 | 336 | fGeom->AbsToRelNumbering(digit->GetId(), relid) ; |
337 | fGeom->RelPosInModule(relid, iy, ix); | |
338 | ||
339 | Float_t dx = ix - xx; | |
340 | Float_t dy = iy - yy; | |
341 | Float_t du = dx*cosfi + dy*sinfi; | |
342 | eu3 += eDigit*du*du*du; | |
343 | } | |
344 | ||
89308175 | 345 | Float_t c = e*eu3*eu3/(euu*euu*euu)/2.; |
cbd576a6 | 346 | Float_t sign = 1.; |
347 | if(eu3<0) sign = -1.; | |
348 | Float_t r = 1.+ c + sign*TMath::Sqrt(2.*c + c*c); | |
349 | Float_t u = 0; | |
350 | if(TMath::Abs(r-1.)>0.1) u = eu3/euu*(r+1.)/(r-1.); | |
89308175 | 351 | if(TMath::Abs(r-1.)<0.1) u = TMath::Sqrt(sqr/e/r)*(1.+r); |
cbd576a6 | 352 | |
89308175 | 353 | Float_t e2c = e/(1.+r); |
354 | Float_t e1c = e-e2c; | |
cbd576a6 | 355 | Float_t u1 = -u/(1.+r); |
356 | Float_t u2 = u+u1; | |
357 | ||
358 | Float_t x1c = xx+u1*cosfi; | |
359 | Float_t y1c = yy+u1*sinfi; | |
360 | Float_t x2c = xx+u2*cosfi; | |
361 | Float_t y2c = yy+u2*sinfi; | |
362 | ||
363 | // printf("e1c -> %f\n",e1c); | |
364 | // printf("x1c -> %f\n",x1c); | |
365 | // printf("y1c -> %f\n",y1c); | |
366 | // printf("e2c -> %f\n",e2c); | |
367 | // printf("x2c -> %f\n",x2c); | |
368 | // printf("y2c -> %f\n",y2c); | |
369 | ||
370 | gamma1[0] = e1c; | |
371 | gamma1[1] = y1c; | |
372 | gamma1[2] = x1c; | |
373 | ||
374 | gamma2[0] = e2c; | |
375 | gamma2[1] = y2c; | |
376 | gamma2[2] = x2c; | |
377 | ||
378 | } | |
379 | ||
380 | void AliPHOSEvalRecPoint::TwoGam(Float_t* gamma1, Float_t* gamma2) | |
381 | { | |
382 | //Fitting algorithm for the two very closed gammas | |
383 | //that merged into the cluster with one maximum. | |
384 | // Starting points gamma1 and gamma2 must be provided before ( see InitTwoGam) | |
385 | //Set chisquare of the fit. | |
386 | ||
387 | ||
388 | Float_t st0 = GetReconstructionManager()->TwoGamInitialStep(); | |
389 | Float_t chmin = GetReconstructionManager()->TwoGamChisqMin(); | |
390 | Float_t emin = GetReconstructionManager()->TwoGamEmin(); | |
391 | Float_t stpmin = GetReconstructionManager()->TwoGamStepMin(); | |
89308175 | 392 | Int_t nIter = GetReconstructionManager()->TwoGamNumOfIterations(); // Number of iterations. |
cbd576a6 | 393 | |
394 | Float_t chisq = 100.; //Initial chisquare. | |
395 | ||
396 | Int_t nadc = GetMultiplicity(); | |
397 | if(nadc<3) | |
398 | fChi2Dof= -111.; | |
399 | ||
400 | Int_t dof = nadc - 5; | |
401 | if(dof<1) dof=1; | |
402 | Float_t chstop = chmin*dof; | |
403 | ||
404 | Float_t ch = 1.e+20; | |
405 | Float_t st = st0; | |
406 | Float_t grx1 = 0.; | |
407 | Float_t gry1 = 0.; | |
408 | Float_t grx2 = 0.; | |
409 | Float_t gry2 = 0.; | |
410 | Float_t gre = 0.; | |
411 | Float_t gr = 1.; | |
412 | Float_t ee1=0,xx1=0,yy1=0,ee2=0,xx2=0,yy2=0,cosi; | |
413 | ||
414 | Float_t e1c = gamma1[0]; | |
415 | Float_t y1c = gamma1[1]; | |
416 | Float_t x1c = gamma1[2]; | |
417 | ||
418 | Float_t e2c = gamma2[0]; | |
419 | Float_t y2c = gamma2[1]; | |
420 | Float_t x2c = gamma2[2]; | |
421 | ||
89308175 | 422 | Float_t e = GetEnergy(); |
cbd576a6 | 423 | |
424 | Float_t eDigit ; | |
425 | AliPHOSDigit * digit ; | |
426 | Int_t nDigits = GetMultiplicity(); | |
89308175 | 427 | Int_t * digits = GetDigitsList(); |
428 | Float_t * energies = GetEnergiesList(); | |
cbd576a6 | 429 | |
430 | Float_t ix ; | |
431 | Float_t iy ; | |
432 | Int_t relid[4] ; | |
433 | ||
88cb7938 | 434 | AliPHOSLoader* fLoader = AliPHOSLoader::GetPHOSLoader(fEventFolderName); |
435 | const AliPHOSGeometry* fGeom = fLoader->PHOSGeometry(); | |
cbd576a6 | 436 | |
89308175 | 437 | for(Int_t iter=0; iter<nIter; iter++) |
cbd576a6 | 438 | { |
439 | Float_t chisqc = 0.; | |
440 | Float_t grx1c = 0.; | |
441 | Float_t gry1c = 0.; | |
442 | Float_t grx2c = 0.; | |
443 | Float_t gry2c = 0.; | |
444 | Float_t grec = 0.; | |
445 | ||
446 | for(Int_t iDigit = 0 ; iDigit < nDigits ; iDigit ++) | |
447 | { | |
89308175 | 448 | digit = (AliPHOSDigit*)fLoader->Digits()->At( digits[iDigit] ); |
449 | eDigit = energies[iDigit]; | |
cbd576a6 | 450 | fGeom->AbsToRelNumbering(digit->GetId(), relid) ; |
451 | fGeom->RelPosInModule(relid, iy, ix); | |
452 | ||
453 | Float_t a1,gx1,gy1; | |
454 | Float_t a2,gx2,gy2; | |
455 | ||
456 | Float_t dx1 = x1c - ix; | |
457 | Float_t dy1 = y1c - iy; | |
21cd0c07 | 458 | // Info("TwoGam", "Mult %d dx1 %f dy1 %f", nDigits, dx1, dy1) ; |
cbd576a6 | 459 | // AG(e1c,dx1,dy1,a1,gx1,gy1); |
460 | GetReconstructionManager()->AG(e1c,dx1,dy1,a1,gx1,gy1); | |
461 | ||
462 | Float_t dx2 = x2c - ix; | |
463 | Float_t dy2 = y2c - iy; | |
21cd0c07 | 464 | // Info("TwoGam", " dx2 %f dy2 %f", dx2, dy2) ; |
cbd576a6 | 465 | // AG(e2c,dx2,dy2,a2,gx2,gy2); |
466 | GetReconstructionManager()->AG(e2c,dx2,dy2,a2,gx2,gy2); | |
467 | ||
89308175 | 468 | Float_t a = a1+a2; |
469 | // Float_t D = Const*a*(1. - a/e); | |
cbd576a6 | 470 | // if(D<0) D=0; |
471 | ||
472 | // // D = 9.; // ???? | |
473 | ||
89308175 | 474 | // Float_t da = a - eDigit; |
cbd576a6 | 475 | // chisqc += da*da/D; |
476 | // Float_t dd = da/D; | |
89308175 | 477 | // dd = dd*(2.-dd*Const*(1.-2.*a/e)); |
cbd576a6 | 478 | |
479 | Float_t dd; | |
89308175 | 480 | chisqc += GetReconstructionManager()->TwoGamChi2(a,eDigit,e,dd); |
cbd576a6 | 481 | |
482 | grx1c += gx1*dd; | |
483 | gry1c += gy1*dd; | |
484 | grx2c += gx2*dd; | |
485 | gry2c += gy2*dd; | |
89308175 | 486 | grec += (a1/e1c - a2/e2c)*e*dd; |
cbd576a6 | 487 | |
488 | } | |
489 | ||
490 | Float_t grc = TMath::Sqrt(grx1c*grx1c + gry1c*gry1c + grx2c*grx2c + gry2c*gry2c); | |
491 | if(grc<1.e-10) grc=1.e-10; | |
492 | ||
493 | Float_t sc = 1. + chisqc/ch; | |
494 | st = st/sc; | |
495 | ||
496 | if(chisqc>ch) | |
497 | goto loop20; | |
498 | cosi = (grx1*grx1c + gry1*gry1c + grx2*grx2c + gry2*gry2c + gre*grec)/gr/grc; | |
499 | st = st*sc/(1.4 - cosi); | |
500 | ||
501 | ee1 = e1c; | |
502 | xx1 = x1c; | |
503 | yy1 = y1c; | |
504 | ee2 = e2c; | |
505 | xx2 = x2c; | |
506 | yy2 = y2c; | |
507 | ||
508 | ch = chisqc; | |
509 | ||
510 | if(ch<chstop) | |
511 | goto loop101; | |
512 | ||
513 | grx1 = grx1c; | |
514 | gry1 = gry1c; | |
515 | grx2 = grx2c; | |
516 | gry2 = gry2c; | |
517 | gre = grec; | |
518 | gr = grc; | |
519 | ||
520 | loop20: ; | |
521 | Float_t step = st*gr; | |
522 | ||
21cd0c07 | 523 | Info("TwoGam", "Iteration %d dof %d chisq/dof %f chstop/dof %f step %d stpmin %d", |
89308175 | 524 | iter, dof, ch/dof, chstop/dof, step, stpmin) ; |
cbd576a6 | 525 | |
526 | ||
527 | if(step<stpmin) | |
528 | goto loop101; | |
529 | ||
89308175 | 530 | Float_t de = st*gre*e; |
cbd576a6 | 531 | e1c = ee1 - de; |
532 | e2c = ee2 + de; | |
533 | ||
534 | if( (e1c>emin) && (e2c>emin) ) | |
535 | goto loop25; | |
536 | st = st/2.; | |
537 | goto loop20; | |
538 | ||
539 | loop25: ; | |
540 | x1c = xx1 - st*grx1; | |
541 | y1c = yy1 - st*gry1; | |
542 | x2c = xx2 - st*grx2; | |
543 | y2c = yy2 - st*gry2; | |
544 | ||
545 | ||
546 | } | |
547 | ||
548 | loop101: | |
549 | ||
550 | // if(ch>chisq*(nadc-2)-delch) | |
551 | // return ch/dof; | |
552 | ||
553 | chisq = ch/dof; | |
554 | gamma1[0] = ee1; | |
555 | gamma1[1] = yy1; | |
556 | gamma1[2] = xx1; | |
557 | ||
558 | gamma2[0] = ee2; | |
559 | gamma2[1] = yy2; | |
560 | gamma2[2] = xx2; | |
561 | ||
89308175 | 562 | Float_t x1New = yy1; |
563 | Float_t z1New = xx1; | |
564 | Float_t e1New = ee1; | |
565 | Float_t x2New = yy2; | |
566 | Float_t z2New = xx2; | |
567 | Float_t e2New = ee2; | |
cbd576a6 | 568 | |
21cd0c07 | 569 | TString message ; |
89308175 | 570 | message = " (x,z,e)[1 fit] = (%f, %f, %f)\n" ; |
571 | message = " (x,z,e)[2 fit] = (%f, %f, %f)\n" ; | |
21cd0c07 | 572 | Info("TwoGam", message.Data(), |
89308175 | 573 | x1New, z1New, e1New, |
574 | x2New, z2New, e2New) ; | |
cbd576a6 | 575 | |
576 | fChi2Dof = chisq; | |
577 | ||
578 | } | |
579 | ||
580 | void AliPHOSEvalRecPoint::UnfoldTwoMergedPoints(Float_t* gamma1, Float_t* gamma2) | |
581 | { | |
582 | //Unfold TWO merged rec. points in the case when cluster has only one maximum, | |
583 | //but it's fitting to the one gamma shower is too bad. | |
584 | // Use TwoGam() to estimate the positions and energies of merged points. | |
585 | ||
586 | ||
89308175 | 587 | Int_t nMax = 2; |
cbd576a6 | 588 | Float_t* gamma; |
589 | ||
89308175 | 590 | Int_t* digits = GetDigitsList(); |
cbd576a6 | 591 | Int_t nDigits = GetMultiplicity(); |
89308175 | 592 | Float_t* energies = GetEnergiesList(); |
cbd576a6 | 593 | Float_t* eFit = new Float_t[nDigits]; |
594 | ||
88cb7938 | 595 | AliPHOSLoader* fLoader = AliPHOSLoader::GetPHOSLoader(fEventFolderName); |
596 | const AliPHOSGeometry* fGeom = fLoader->PHOSGeometry(); | |
cbd576a6 | 597 | |
598 | for(Int_t iDigit=0; iDigit<nDigits; iDigit++) | |
599 | { | |
89308175 | 600 | AliPHOSDigit* digit = (AliPHOSDigit*)fLoader->Digits()->At( digits[iDigit] ); |
cbd576a6 | 601 | Int_t relid[4] ; |
602 | fGeom->AbsToRelNumbering(digit->GetId(), relid) ; | |
603 | Float_t x,z; | |
604 | fGeom->RelPosInModule(relid, x, z); | |
605 | ||
606 | Float_t gain = 0.; | |
89308175 | 607 | for(Int_t iMax=0; iMax<nMax; iMax++) |
cbd576a6 | 608 | { |
609 | if(iMax==0) | |
610 | gamma = gamma1; | |
611 | else | |
612 | gamma = gamma2; | |
613 | ||
614 | Float_t eMax = gamma[0]; | |
615 | Float_t xMax = gamma[1]; | |
616 | Float_t zMax = gamma[2]; | |
617 | ||
618 | Float_t dx = xMax - x; | |
619 | Float_t dz = zMax - z; | |
89308175 | 620 | Float_t amp,gx,gy; |
621 | GetReconstructionManager()->AG(eMax,dz,dx,amp,gx,gy); | |
622 | gain += amp; | |
cbd576a6 | 623 | } |
624 | ||
625 | eFit[iDigit] = gain; | |
626 | } | |
627 | ||
628 | ||
89308175 | 629 | for( Int_t iMax=0; iMax<nMax; iMax++) |
cbd576a6 | 630 | { |
631 | if(iMax==0) | |
632 | gamma = gamma1; | |
633 | else | |
634 | gamma = gamma2; | |
635 | ||
636 | Float_t eMax = gamma[0]; | |
637 | Float_t xMax = gamma[1]; | |
638 | Float_t zMax = gamma[2]; | |
639 | ||
640 | AliPHOSEvalRecPoint* newRP = new AliPHOSEvalRecPoint(IsCPV(),this); | |
641 | TVector3 newpos(xMax,0,zMax); | |
642 | newRP->SetLocalPosition(newpos); | |
643 | ||
644 | for( Int_t iDigit = 0 ; iDigit < nDigits ; iDigit ++) | |
645 | { | |
89308175 | 646 | AliPHOSDigit* digit = (AliPHOSDigit*)fLoader->Digits()->At( digits[iDigit] ); |
647 | Float_t eDigit = energies[iDigit]; | |
cbd576a6 | 648 | Int_t relid[4] ; |
649 | fGeom->AbsToRelNumbering(digit->GetId(), relid) ; | |
650 | Float_t ix,iz; | |
651 | fGeom->RelPosInModule(relid, ix, iz); | |
652 | ||
653 | Float_t dx = xMax - ix; | |
654 | Float_t dz = zMax - iz; | |
89308175 | 655 | Float_t singleShowerGain,gxMax,gyMax; |
656 | GetReconstructionManager()->AG(eMax,dz,dx,singleShowerGain,gxMax,gyMax); | |
657 | Float_t totalGain = eFit[iDigit]; | |
658 | Float_t ratio = singleShowerGain/totalGain; | |
cbd576a6 | 659 | eDigit = eDigit*ratio; |
660 | newRP->AddDigit(*digit,eDigit); | |
661 | } | |
21cd0c07 | 662 | Info("UnfoldTwoMergedPoints", "======= Split: daughter rec point %d =================", iMax) ; |
e957fea8 | 663 | newRP->Print(); |
cbd576a6 | 664 | |
665 | } | |
666 | ||
667 | delete[] eFit; | |
cbd576a6 | 668 | |
669 | ||
670 | } | |
671 | ||
672 | ||
673 | void AliPHOSEvalRecPoint::EvaluatePosition() | |
674 | { | |
675 | // One gamma fit algorithm. | |
676 | // Set chisq/dof of the fit. | |
677 | // gamma1[0], gamma1[1], gamma1[2] are Energy,x,z of the reconstructed gamma, respectively. | |
678 | ||
679 | Int_t nDigits = GetMultiplicity(); | |
680 | if(nDigits<2) | |
681 | return; | |
682 | ||
89308175 | 683 | Int_t nIter = GetReconstructionManager()->OneGamNumOfIterations(); // number of iterations |
684 | Float_t st0 = GetReconstructionManager()->OneGamInitialStep(); // initial step | |
685 | // const Float_t stpMin = 0.005; | |
686 | Float_t stpMin = GetReconstructionManager()->OneGamStepMin(); | |
cbd576a6 | 687 | Float_t chmin = GetReconstructionManager()->OneGamChisqMin(); |
688 | ||
689 | TVector3 locpos; | |
690 | AliPHOSDigit* digit; | |
691 | Float_t eDigit; | |
692 | Int_t relid[4] ; | |
693 | Float_t ix, iy; | |
694 | ||
695 | GetLocalPosition(locpos); | |
89308175 | 696 | Float_t e = GetEnergy(); |
cbd576a6 | 697 | Float_t xc = locpos.Z(); |
698 | Float_t yc = locpos.X(); | |
699 | Float_t dx,dy,gx,gy,grxc,gryc; | |
89308175 | 700 | Float_t st = st0; |
cbd576a6 | 701 | Float_t chisq = 1.e+20; |
702 | Float_t gr = 1.; | |
703 | Float_t grx = 0.; | |
704 | Float_t gry = 0.; | |
705 | Int_t dof = GetMultiplicity() - 2; | |
706 | if(dof<1) | |
707 | dof = 1; | |
708 | Float_t chstop = chmin*dof; | |
709 | Float_t cosi,x1=0,y1=0; | |
710 | Float_t chisqc; | |
711 | ||
88cb7938 | 712 | AliPHOSLoader* fLoader = AliPHOSLoader::GetPHOSLoader(fEventFolderName); |
713 | const AliPHOSGeometry* fGeom = fLoader->PHOSGeometry(); | |
cbd576a6 | 714 | |
89308175 | 715 | for(Int_t iter=0; iter<nIter; iter++) |
cbd576a6 | 716 | { |
717 | ||
718 | chisqc = 0.; | |
719 | grxc = 0.; | |
720 | gryc = 0.; | |
721 | for(Int_t iDigit = 0 ; iDigit < nDigits ; iDigit ++) | |
722 | { | |
723 | ||
89308175 | 724 | Float_t* energies = GetEnergiesList(); |
725 | Int_t* digits = GetDigitsList(); | |
726 | digit = (AliPHOSDigit*)fLoader->Digits()->At( digits[iDigit] ); | |
727 | eDigit = energies[iDigit]; | |
cbd576a6 | 728 | fGeom->AbsToRelNumbering(digit->GetId(), relid) ; |
729 | fGeom->RelPosInModule(relid, iy, ix); | |
730 | ||
731 | dx = xc - ix; | |
732 | dy = yc - iy; | |
733 | ||
734 | if(!dx) dx=dy; | |
735 | if(!dy) dy=dx; | |
736 | ||
89308175 | 737 | Float_t a; |
738 | GetReconstructionManager()->AG(e,dx,dy,a,gx,gy); | |
cbd576a6 | 739 | Float_t dd; |
21cd0c07 | 740 | Info("EvaluatePosition", " (ix iy xc yc dx dy) %f %f %f %f %f %f", ix, iy, xc, yc, dx, dy) ; |
89308175 | 741 | Float_t chi2dg = GetReconstructionManager()->OneGamChi2(a,eDigit,e,dd); |
cbd576a6 | 742 | |
743 | // Exclude digit with too large chisquare. | |
744 | if(chi2dg > 10) { continue; } | |
745 | ||
746 | chisqc += chi2dg; | |
747 | grxc += gx*dd; | |
748 | gryc += gy*dd; | |
749 | ||
750 | } | |
751 | ||
752 | Float_t grc = TMath::Sqrt(grxc*grxc + gryc*gryc); | |
753 | if(grc<1.e-10) grc=1.e-10; | |
754 | Float_t sc = 1. + chisqc/chisq; | |
21cd0c07 | 755 | Info("EvaluatePosition", " chisq: %f", chisq) ; |
cbd576a6 | 756 | st = st/sc; |
757 | if(chisqc>chisq) | |
758 | goto loop20; | |
759 | cosi = (grx*grxc + gry*gryc)/gr/grc; | |
760 | st = st*sc/(1.4 - cosi); | |
761 | x1 = xc; | |
762 | y1 = yc; | |
763 | grx = grxc; | |
764 | gry = gryc; | |
765 | gr = grc; | |
766 | chisq = chisqc; | |
767 | ||
768 | if(chisq<chstop) | |
769 | goto loop101; | |
770 | ||
771 | loop20: ; | |
772 | Float_t step = st*gr; | |
773 | ||
89308175 | 774 | Info("EvaluatePosition", " Iteration %d dof %d chisq/dof %f chstop/dof %f step %d stpMin %d", |
775 | iter, dof, chisq/dof, chisq/dof, chstop/dof, step, stpMin) ; | |
cbd576a6 | 776 | |
777 | ||
89308175 | 778 | if(step<stpMin) |
cbd576a6 | 779 | goto loop101; |
780 | ||
781 | if(step>1.) | |
782 | st = 1./gr; | |
783 | xc = x1 - st*grx; | |
784 | yc = y1 - st*gry; | |
785 | } | |
786 | ||
787 | ||
788 | loop101: | |
789 | chisq = chisq/dof; | |
790 | // if(chisq>Chsqcut) | |
791 | // { | |
792 | // // TwoGam(); | |
793 | // } | |
794 | ||
795 | Float_t gamma1[3]; | |
89308175 | 796 | gamma1[0] = e; |
cbd576a6 | 797 | gamma1[1] = y1; |
798 | gamma1[2] = x1; | |
799 | ||
800 | TVector3 newpos(gamma1[1],0,gamma1[2]); | |
801 | //SetLocalPosition(newpos); | |
802 | ||
803 | fLocPos=newpos; | |
89308175 | 804 | fAmp=e; |
cbd576a6 | 805 | |
806 | // TVector3 pos; | |
807 | // RP->GetLocalPosition(pos); | |
cbd576a6 | 808 | |
809 | ||
cbd576a6 | 810 | |
811 | fChi2Dof = chisq; | |
812 | ||
813 | } | |
814 | ||
815 | ||
816 | Bool_t AliPHOSEvalRecPoint::KillWeakPoint() | |
817 | { | |
818 | // Remove this point from further procession | |
819 | // if it's energy is too small. | |
820 | ||
89308175 | 821 | Float_t thr0 = GetReconstructionManager()->KillGamMinEnergy(); |
cbd576a6 | 822 | |
89308175 | 823 | if(GetEnergy()<thr0) { |
21cd0c07 | 824 | Info("KillWeakPoint", "+++++++ Killing this rec point ++++++++++") ; |
cbd576a6 | 825 | RemoveFromWorkingPool(this); |
826 | return kTRUE; | |
827 | } | |
828 | ||
829 | return kFALSE; | |
830 | } | |
831 | ||
832 | ||
833 | void AliPHOSEvalRecPoint::SplitMergedShowers() | |
834 | { | |
835 | // Split two very close rec. points. | |
836 | ||
837 | if(GetMultiplicity()<2) | |
838 | return; | |
839 | ||
840 | Float_t gamma1[3]; | |
841 | Float_t gamma2[3]; | |
842 | ||
843 | InitTwoGam(gamma1,gamma2); // start points for fit | |
844 | TwoGam(gamma1,gamma2); // evaluate the positions and energies | |
845 | UnfoldTwoMergedPoints(gamma1,gamma2); // make the job | |
846 | ||
847 | } | |
848 | ||
849 | ||
850 | void AliPHOSEvalRecPoint::MergeClosePoint() | |
851 | { | |
89308175 | 852 | // merge rec.points if they are too close |
88cb7938 | 853 | AliPHOSLoader* fLoader = AliPHOSLoader::GetPHOSLoader(fEventFolderName); |
854 | // AliPHOSDigitizer* digitizer = fLoader->Digitizer(); | |
cbd576a6 | 855 | // Float_t fPedestal = digitizer->GetPedestal(); // YVK 30.09.2001 |
856 | // Float_t fSlope = digitizer->GetSlope(); | |
857 | ||
858 | for (Int_t i=0;i<InWorkingPool(); i++) | |
859 | { | |
860 | TObject* obj = GetFromWorkingPool(i); | |
366ed113 | 861 | if(!((TObject*)this)->IsEqual(obj)) |
cbd576a6 | 862 | { |
863 | AliPHOSRecPoint* rp = (AliPHOSRecPoint*)obj; | |
864 | if(GetPHOSMod() == rp->GetPHOSMod()) | |
865 | { | |
866 | if(TooClose(rp)) | |
867 | { | |
21cd0c07 | 868 | Info("MergeClosePoint", "+++++++ Merging point 1: ++++++") ; |
e957fea8 | 869 | this->Print(); |
21cd0c07 | 870 | Info("MergeClosePoint", "+++++++ and point 2: ++++++++++") ; |
e957fea8 | 871 | ((AliPHOSEvalRecPoint*)rp)->Print(); |
cbd576a6 | 872 | |
873 | //merge two rec. points | |
874 | TVector3 lpos1; | |
875 | TVector3 lpos2; | |
876 | this->GetLocalPosition(lpos1); | |
877 | rp->GetLocalPosition(lpos2); | |
878 | ||
89308175 | 879 | Int_t* digits = rp->GetDigitsList(); |
cbd576a6 | 880 | Float_t dE = rp->GetEnergy()/(rp->GetEnergy()+this->GetEnergy()); |
89308175 | 881 | Float_t newX = lpos1.X()*dE + lpos2.X()*(1.-dE); |
882 | Float_t newZ = lpos1.Z()*dE + lpos2.Z()*(1.-dE); | |
883 | Float_t newE = rp->GetEnergy()+this->GetEnergy(); | |
884 | Float_t* energies = ((AliPHOSEmcRecPoint*)rp)->GetEnergiesList(); | |
cbd576a6 | 885 | |
886 | for(Int_t iDigit=0; iDigit<rp->GetDigitsMultiplicity(); iDigit++) | |
887 | { | |
89308175 | 888 | AliPHOSDigit* digit = (AliPHOSDigit*)fLoader->Digits()->At(digits[iDigit]); |
889 | Float_t eDigit = energies[iDigit]; | |
cbd576a6 | 890 | this->AddDigit(*digit,eDigit); |
891 | } | |
892 | ||
89308175 | 893 | TVector3 newpos(newX,0,newZ); |
cbd576a6 | 894 | fLocPos = newpos; |
89308175 | 895 | fAmp = newE; |
cbd576a6 | 896 | RemoveFromWorkingPool(rp); |
897 | delete rp; | |
898 | ||
21cd0c07 | 899 | Info("MergeClosePoint", "++++++ Resulting point: ++++++++") ; |
e957fea8 | 900 | this->Print(); |
cbd576a6 | 901 | |
902 | break; | |
903 | } | |
904 | } | |
905 | } | |
906 | } | |
907 | ||
908 | } | |
909 | ||
910 | Int_t AliPHOSEvalRecPoint::UnfoldLocalMaxima() | |
911 | { | |
912 | // Make unfolding in the reconstruction point with several local maxima. | |
913 | // Return the number of local maxima. | |
914 | ||
915 | // if multiplicity less then 2 - nothing to unfold | |
916 | if(GetMultiplicity()<2) return 1; | |
917 | ||
a0636361 | 918 | AliPHOSDigit * maxAt[1000]; |
cbd576a6 | 919 | Float_t maxAtEnergy[1000]; |
89308175 | 920 | Float_t locMaxCut, logWeight; |
cbd576a6 | 921 | Int_t relid[4] ; |
922 | Float_t xMax; | |
923 | Float_t zMax; | |
924 | ||
cbd576a6 | 925 | AliPHOSClusterizer* clusterizer = GetClusterizer(); |
926 | if(!clusterizer) { | |
e957fea8 | 927 | Fatal("UnfoldLocalMaxima", "Cannot get clusterizer") ; |
cbd576a6 | 928 | } |
929 | ||
930 | if(this->IsEmc()) { | |
89308175 | 931 | locMaxCut = clusterizer->GetEmcLocalMaxCut(); |
932 | logWeight = clusterizer->GetEmcLogWeight(); | |
cbd576a6 | 933 | } |
934 | else { | |
89308175 | 935 | locMaxCut = clusterizer->GetCpvLocalMaxCut(); |
936 | logWeight = clusterizer->GetCpvLogWeight(); | |
cbd576a6 | 937 | } |
938 | ||
88cb7938 | 939 | AliPHOSLoader* fLoader = AliPHOSLoader::GetPHOSLoader(fEventFolderName); |
940 | const AliPHOSGeometry* fGeom = fLoader->PHOSGeometry(); | |
941 | TClonesArray* digits = fLoader->Digits(); | |
cbd576a6 | 942 | |
943 | // if number of local maxima less then 2 - nothing to unfold | |
89308175 | 944 | Int_t nMax = GetNumberOfLocalMax(maxAt,maxAtEnergy,locMaxCut,digits); |
945 | if(nMax<2) return nMax; | |
cbd576a6 | 946 | |
89308175 | 947 | Int_t* digitsList = GetDigitsList(); |
cbd576a6 | 948 | Int_t nDigits = GetMultiplicity(); |
89308175 | 949 | Float_t* energies = GetEnergiesList(); |
cbd576a6 | 950 | Float_t* eFit = new Float_t[nDigits]; |
951 | ||
c9eeb00e | 952 | Int_t iDigit; //loop variable |
953 | ||
954 | for(iDigit=0; iDigit<nDigits; iDigit++) | |
cbd576a6 | 955 | { |
956 | eFit[iDigit] = 0.; | |
957 | } | |
958 | ||
c9eeb00e | 959 | for(iDigit=0; iDigit<nDigits; iDigit++) |
cbd576a6 | 960 | { |
961 | ||
89308175 | 962 | AliPHOSDigit* digit = (AliPHOSDigit*)fLoader->Digits()->At( digitsList[iDigit] ); |
cbd576a6 | 963 | fGeom->AbsToRelNumbering(digit->GetId(), relid) ; |
964 | Float_t x,z; | |
965 | fGeom->RelPosInModule(relid, x, z); | |
966 | ||
89308175 | 967 | for(Int_t iMax=0; iMax<nMax; iMax++) |
cbd576a6 | 968 | { |
a0636361 | 969 | AliPHOSDigit* digitMax = maxAt[iMax]; |
cbd576a6 | 970 | Float_t eMax = maxAtEnergy[iMax]; |
971 | fGeom->AbsToRelNumbering(digitMax->GetId(), relid) ; | |
972 | fGeom->RelPosInModule(relid, xMax, zMax); | |
973 | Float_t dx = xMax - x; | |
974 | Float_t dz = zMax - z; | |
89308175 | 975 | Float_t amp,gx,gy; |
976 | GetReconstructionManager()->AG(eMax,dz,dx,amp,gx,gy); | |
977 | // amp = amp + 0.5; | |
978 | eFit[iDigit] += amp; | |
cbd576a6 | 979 | } |
980 | } | |
981 | ||
982 | ||
89308175 | 983 | for(Int_t iMax=0; iMax<nMax; iMax++) |
cbd576a6 | 984 | { |
a0636361 | 985 | AliPHOSDigit* digitMax = maxAt[iMax]; |
cbd576a6 | 986 | fGeom->AbsToRelNumbering(digitMax->GetId(), relid) ; |
987 | fGeom->RelPosInModule(relid, xMax, zMax); | |
988 | Float_t eMax = maxAtEnergy[iMax]; | |
989 | ||
990 | AliPHOSEvalRecPoint* newRP = new AliPHOSEvalRecPoint(IsCPV(),this); | |
991 | newRP->AddDigit(*digitMax,maxAtEnergy[iMax]); | |
992 | ||
993 | //Neighbous ( matrix 3x3 around the local maximum) | |
994 | for(Int_t iDigit=0; iDigit<nDigits; iDigit++) | |
995 | { | |
89308175 | 996 | AliPHOSDigit* digit = (AliPHOSDigit*)fLoader->Digits()->At( digitsList[iDigit] ); |
997 | Float_t eDigit = energies[iDigit]; | |
cbd576a6 | 998 | fGeom->AbsToRelNumbering(digit->GetId(), relid) ; |
999 | Float_t ix,iz; | |
1000 | fGeom->RelPosInModule(relid, ix, iz); | |
1001 | ||
1002 | if(AreNeighbours(digitMax,digit)) | |
1003 | { | |
1004 | Float_t dx = xMax - ix; | |
1005 | Float_t dz = zMax - iz; | |
89308175 | 1006 | Float_t singleShowerGain,gxMax,gyMax; |
1007 | GetReconstructionManager()->AG(eMax,dz,dx,singleShowerGain,gxMax,gyMax); | |
1008 | Float_t totalGain = eFit[iDigit]; | |
1009 | Float_t ratio = singleShowerGain/totalGain; | |
21cd0c07 | 1010 | Info("UnfoldLocalMaxima", " ratio -> %f", ratio) ; |
cbd576a6 | 1011 | eDigit = eDigit*ratio; |
1012 | newRP->AddDigit(*digit,eDigit); | |
1013 | } | |
1014 | } | |
1015 | ||
89308175 | 1016 | newRP->EvalLocalPosition(logWeight,digits); |
21cd0c07 | 1017 | Info("UnfoldLocalMaxima", "======= Unfold: daughter rec point %d =================", iMax) ; |
e957fea8 | 1018 | newRP->Print(); |
cbd576a6 | 1019 | } |
1020 | ||
1021 | // RemoveFromWorkingPool(this); | |
1022 | ||
1023 | delete[] eFit; | |
cbd576a6 | 1024 | |
89308175 | 1025 | return nMax; |
cbd576a6 | 1026 | |
1027 | } | |
1028 | ||
e957fea8 | 1029 | void AliPHOSEvalRecPoint::PrintPoint() |
cbd576a6 | 1030 | { |
89308175 | 1031 | // print rec.point to stdout |
e957fea8 | 1032 | AliPHOSCpvRecPoint::Print(); |
cbd576a6 | 1033 | |
1034 | TVector3 lpos; | |
1035 | GetLocalPosition(lpos); | |
1036 | ||
21cd0c07 | 1037 | TString message ; |
1038 | message = " Chi2/dof = %f" ; | |
1039 | message += " Local (x,z) = (%f, %f) in module %d" ; | |
1040 | Info("Print", message.Data(), Chi2Dof(), lpos.X(), lpos.Z(), GetPHOSMod()) ; | |
1041 | ||
cbd576a6 | 1042 | } |
1043 | ||
1044 | AliPHOSRecManager* AliPHOSEvalRecPoint::GetReconstructionManager() const | |
1045 | { | |
89308175 | 1046 | // returns reconstruction manager |
cbd576a6 | 1047 | TFolder* aliceF = (TFolder*)gROOT->FindObjectAny("YSAlice"); |
1048 | TFolder* wPoolF = (TFolder*)aliceF->FindObject("WhiteBoard/RecPoints/PHOS/SmP"); | |
1049 | AliPHOSRecManager* recMng = (AliPHOSRecManager*)wPoolF->FindObject("AliPHOSRecManager"); | |
1050 | if(!recMng) { | |
e957fea8 | 1051 | Fatal("GetReconstructionManager", "Couldn't find Reconstruction Manager") ; |
cbd576a6 | 1052 | } |
1053 | ||
1054 | return recMng; | |
1055 | } | |
1056 | ||
1057 | ||
1058 | AliPHOSRecPoint* AliPHOSEvalRecPoint::Parent() | |
1059 | { | |
89308175 | 1060 | // returns a parent |
cbd576a6 | 1061 | if(fParent<0) return NULL; |
1062 | else | |
1063 | return (AliPHOSRecPoint*)GetFromWorkingPool(fParent); | |
1064 | // return fParent; | |
1065 | } | |
1066 | ||
1067 | Float_t AliPHOSEvalRecPoint::Chi2Dof() const | |
1068 | { | |
89308175 | 1069 | // returns a chi^2 per degree of freedom |
cbd576a6 | 1070 | return fChi2Dof; |
1071 | } | |
1072 | ||
1073 | const TObject* AliPHOSEvalRecPoint::GetWorkingPool() | |
1074 | { | |
89308175 | 1075 | // returns a pool of rec.points |
cbd576a6 | 1076 | TFolder* aliceF = (TFolder*)gROOT->FindObjectAny("YSAlice"); |
1077 | TFolder* wPoolF = (TFolder*)aliceF->FindObject("WhiteBoard/RecPoints/PHOS/SmP"); | |
1078 | TObject* wPool = wPoolF->FindObject("SmartPoints"); | |
1079 | if(!wPool) { | |
e957fea8 | 1080 | Fatal("GetWorkingPool", "Couldn't find Working Pool") ; |
cbd576a6 | 1081 | } |
1082 | ||
1083 | return wPool; | |
1084 | } | |
1085 | ||
1086 | void AliPHOSEvalRecPoint::AddToWorkingPool(TObject* obj) | |
1087 | { | |
89308175 | 1088 | // add a rec.point to a pool |
cbd576a6 | 1089 | ((TObjArray*)GetWorkingPool())->Add(obj); |
1090 | } | |
1091 | ||
1092 | TObject* AliPHOSEvalRecPoint::GetFromWorkingPool(Int_t i) | |
1093 | { | |
89308175 | 1094 | // return a rec.point from a pool at an index i |
cbd576a6 | 1095 | // return fWorkingPool->At(i); |
1096 | return ((TObjArray*)GetWorkingPool())->At(i); | |
1097 | } | |
1098 | ||
1099 | Int_t AliPHOSEvalRecPoint::InWorkingPool() | |
1100 | { | |
89308175 | 1101 | // return the number of rec.points in a pool |
cbd576a6 | 1102 | return ((TObjArray*)GetWorkingPool())->GetEntries(); |
1103 | } | |
1104 | ||
1105 | void AliPHOSEvalRecPoint::RemoveFromWorkingPool(TObject* obj) | |
1106 | { | |
89308175 | 1107 | // remove a rec.point from a pool |
cbd576a6 | 1108 | ((TObjArray*)GetWorkingPool())->Remove(obj); |
1109 | ((TObjArray*)GetWorkingPool())->Compress(); | |
1110 | } | |
1111 | ||
1112 | void AliPHOSEvalRecPoint::PrintWorkingPool() | |
1113 | { | |
89308175 | 1114 | // print pool of rec.points to stdout |
e957fea8 | 1115 | ((TObjArray*)GetWorkingPool())->Print(); |
cbd576a6 | 1116 | } |