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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 | **************************************************************************/ | |
89308175 | 15 | |
3010c308 | 16 | /* $Id$ */ |
17 | ||
89308175 | 18 | //*-- Author: Boris Polichtchouk, IHEP |
19 | ////////////////////////////////////////////////////////////////////////////// | |
20 | // Reconstructed point operations for the Clusterization class for IHEP reconstruction. | |
21 | // Performs clusterization (collects neighbouring active cells) | |
22 | // It differs from AliPHOSClusterizerv1 in neighbour definition only | |
23 | ||
cbd576a6 | 24 | // ---- ROOT system --- |
3010c308 | 25 | #include <TMath.h> |
26 | #include <TDirectory.h> | |
27 | #include <TBranch.h> | |
28 | #include <TTree.h> | |
29 | #include <TROOT.h> | |
30 | #include <TFolder.h> | |
cbd576a6 | 31 | |
32 | // --- AliRoot header files --- | |
351dd634 | 33 | #include "AliLog.h" |
88cb7938 | 34 | #include "AliConfig.h" |
e957fea8 | 35 | #include "AliPHOSDigit.h" |
88cb7938 | 36 | #include "AliPHOSClusterizer.h" |
cbd576a6 | 37 | #include "AliPHOSEvalRecPoint.h" |
38 | #include "AliRun.h" | |
88cb7938 | 39 | #include "AliPHOSLoader.h" |
cbd576a6 | 40 | #include "AliPHOSRecCpvManager.h" |
41 | #include "AliPHOSRecEmcManager.h" | |
42 | #include "AliPHOSDigitizer.h" | |
e957fea8 | 43 | #include "AliPHOSGeometry.h" |
cbd576a6 | 44 | |
45 | // --- Standard library --- | |
cbd576a6 | 46 | |
47 | ||
48 | ClassImp(AliPHOSEvalRecPoint) | |
49 | ||
3f7dbdb7 | 50 | AliPHOSEvalRecPoint::AliPHOSEvalRecPoint() : |
51 | fIsEmc(kFALSE), | |
52 | fIsCpv(kTRUE), | |
53 | fParent(-333), | |
54 | fChi2Dof(-111), | |
55 | fEventFolderName(AliConfig::GetDefaultEventFolderName()) | |
cbd576a6 | 56 | { |
89308175 | 57 | // default ctor |
cbd576a6 | 58 | } |
59 | ||
3f7dbdb7 | 60 | AliPHOSEvalRecPoint::AliPHOSEvalRecPoint(Bool_t cpv, AliPHOSEvalRecPoint* parent) : |
61 | fIsEmc(kFALSE), | |
62 | fIsCpv(kFALSE), | |
63 | fParent(-333), | |
64 | fChi2Dof(-111), | |
65 | fEventFolderName("") | |
cbd576a6 | 66 | { |
89308175 | 67 | // ctor |
cbd576a6 | 68 | fParent=-333; |
69 | fChi2Dof=-111; | |
70 | ||
71 | // fParent=parent; | |
72 | TObjArray* wPool = (TObjArray*)GetWorkingPool(); | |
73 | if(!wPool) { | |
e957fea8 | 74 | Fatal("ctor", "Couldn't find working pool") ; |
cbd576a6 | 75 | } |
76 | ||
77 | fParent = wPool->IndexOf((TObject*)parent); | |
78 | fChi2Dof = parent->Chi2Dof(); | |
79 | ||
80 | if(cpv) { | |
81 | fIsEmc = kFALSE; | |
82 | fIsCpv = kTRUE; | |
83 | } | |
84 | else { | |
85 | fIsEmc = kTRUE; | |
86 | fIsCpv = kFALSE; | |
87 | } | |
88 | ||
89 | // Add itself to working pool | |
90 | AddToWorkingPool((TObject*)this); | |
91 | ||
92 | } | |
93 | ||
43fbaae1 | 94 | AliPHOSEvalRecPoint::AliPHOSEvalRecPoint(Int_t i, Bool_t cpv) : |
95 | fIsEmc(kFALSE), | |
96 | fIsCpv(kFALSE), | |
97 | fParent(-333), | |
98 | fChi2Dof(-111), | |
99 | fEventFolderName(AliConfig::GetDefaultEventFolderName()) | |
cbd576a6 | 100 | { |
89308175 | 101 | // ctor |
cbd576a6 | 102 | AliPHOSEmcRecPoint* rp=0; |
103 | ||
88cb7938 | 104 | AliPHOSLoader* fLoader = AliPHOSLoader::GetPHOSLoader(fEventFolderName); |
cbd576a6 | 105 | |
106 | if(cpv) { | |
88cb7938 | 107 | rp = (AliPHOSCpvRecPoint*)fLoader->CpvRecPoints()->At(i); |
cbd576a6 | 108 | fIsEmc = kFALSE; |
109 | fIsCpv = kTRUE; | |
110 | } | |
111 | else { | |
88cb7938 | 112 | rp = (AliPHOSEmcRecPoint*)fLoader->EmcRecPoints()->At(i); |
cbd576a6 | 113 | fIsEmc = kTRUE; |
114 | fIsCpv = kFALSE; | |
115 | } | |
116 | ||
89308175 | 117 | Int_t* digits = rp->GetDigitsList(); |
118 | Float_t* energies = rp->GetEnergiesList(); | |
cbd576a6 | 119 | Int_t nDigits = rp->GetMultiplicity(); |
120 | ||
121 | for(Int_t iDigit=0; iDigit<nDigits; iDigit++) { | |
89308175 | 122 | AliPHOSDigit* digit = (AliPHOSDigit*)fLoader->Digits()->At( digits[iDigit] ); |
123 | Float_t eDigit = energies[iDigit]; | |
cbd576a6 | 124 | this->AddDigit(*digit,eDigit); |
125 | } | |
126 | ||
127 | TVector3 locpos; | |
128 | rp->GetLocalPosition(locpos); | |
129 | fLocPos = locpos; | |
130 | ||
131 | // Add itself to working pool | |
132 | AddToWorkingPool((TObject*)this); | |
133 | ||
134 | } | |
135 | ||
136 | AliPHOSClusterizer* AliPHOSEvalRecPoint::GetClusterizer() | |
137 | { | |
89308175 | 138 | // returns clusterizer task |
cbd576a6 | 139 | TFolder* aliceF = (TFolder*)gROOT->FindObjectAny("YSAlice"); |
140 | TFolder* wPoolF = (TFolder*)aliceF->FindObject("WhiteBoard/RecPoints/PHOS/SmP"); | |
141 | AliPHOSClusterizer* clu = (AliPHOSClusterizer*)wPoolF->FindObject("PHOS:clu-v1"); | |
142 | if(!clu) { | |
e957fea8 | 143 | Fatal("GetClusterizer", "Couldn't find Clusterizer") ; |
cbd576a6 | 144 | } |
145 | ||
146 | return clu; | |
147 | } | |
148 | ||
149 | Bool_t AliPHOSEvalRecPoint::TooClose(AliPHOSRecPoint* pt) const | |
150 | { | |
89308175 | 151 | // check if a rec.point pt is too close to this one |
152 | TVector3 herPos; | |
153 | TVector3 myPos; | |
154 | pt->GetLocalPosition(herPos); | |
155 | this->GetLocalPosition(myPos); | |
156 | Float_t dx = herPos.X() - myPos.X(); | |
157 | Float_t dz = herPos.Z() - myPos.Z(); | |
cbd576a6 | 158 | Float_t dr = TMath::Sqrt(dx*dx + dz*dz); |
159 | ||
160 | if(dr<GetReconstructionManager()->MergeGammasMinDistanceCut()) | |
161 | return kTRUE; | |
162 | else | |
163 | return kFALSE; | |
164 | ||
165 | } | |
166 | ||
167 | Bool_t AliPHOSEvalRecPoint::NeedToSplit() const | |
168 | { | |
89308175 | 169 | // rec.point needs to be split |
cbd576a6 | 170 | return kFALSE; |
171 | } | |
172 | ||
173 | void AliPHOSEvalRecPoint::DeleteParent() | |
174 | { | |
89308175 | 175 | // delete parent |
cbd576a6 | 176 | fParent=-333; |
177 | } | |
178 | ||
179 | void AliPHOSEvalRecPoint::UpdateWorkingPool() | |
180 | { | |
89308175 | 181 | // update pool of rec.points |
c9eeb00e | 182 | Int_t i; //loop variable |
cbd576a6 | 183 | |
c9eeb00e | 184 | for(i=0; i<this->InWorkingPool(); i++) { |
cbd576a6 | 185 | AliPHOSEvalRecPoint* parent = (AliPHOSEvalRecPoint*)GetFromWorkingPool(i); |
186 | TObjArray children; | |
187 | Int_t nChild = parent->HasChild(children); | |
188 | for(Int_t iChild=0; iChild<nChild; iChild++) | |
189 | { | |
89308175 | 190 | ((AliPHOSEvalRecPoint*)children.At(iChild))->DeleteParent(); |
cbd576a6 | 191 | } |
192 | ||
193 | if(nChild) { | |
194 | RemoveFromWorkingPool(parent); | |
195 | delete parent; | |
196 | } | |
197 | ||
198 | } | |
199 | ||
c9eeb00e | 200 | for(i=0; i<this->InWorkingPool(); i++) { |
cbd576a6 | 201 | AliPHOSEvalRecPoint* weak = (AliPHOSEvalRecPoint*)GetFromWorkingPool(i); |
202 | if (weak->KillWeakPoint()) delete weak; | |
203 | } | |
204 | ||
c9eeb00e | 205 | for(i=0; i<this->InWorkingPool(); i++) { |
cbd576a6 | 206 | AliPHOSEvalRecPoint* close = (AliPHOSEvalRecPoint*)GetFromWorkingPool(i); |
207 | close->MergeClosePoint(); | |
208 | } | |
209 | ||
c9eeb00e | 210 | for(i=0; i<this->InWorkingPool(); i++) |
cbd576a6 | 211 | ((AliPHOSEvalRecPoint*)AliPHOSEvalRecPoint::GetFromWorkingPool(i))->SetIndexInList(i); |
212 | ||
213 | } | |
214 | ||
215 | Int_t AliPHOSEvalRecPoint::HasChild(TObjArray& children) | |
216 | { | |
89308175 | 217 | // returns the number of children |
cbd576a6 | 218 | for(Int_t iChild=0; iChild<InWorkingPool(); iChild++) |
219 | { | |
220 | AliPHOSEvalRecPoint* child = (AliPHOSEvalRecPoint*)GetFromWorkingPool(iChild); | |
221 | TObject* parent = (TObject*)child->Parent(); | |
222 | TObject* me = (TObject*)this; | |
223 | if(parent==me) children.Add(child); | |
224 | } | |
225 | ||
226 | return children.GetEntries(); | |
227 | } | |
228 | ||
229 | void AliPHOSEvalRecPoint::Init() | |
230 | { | |
89308175 | 231 | // initialization |
cbd576a6 | 232 | AliPHOSClusterizer* clusterizer = GetClusterizer(); |
233 | if(!clusterizer) { | |
e957fea8 | 234 | Fatal("Init", "Cannot get clusterizer") ; |
cbd576a6 | 235 | } |
236 | ||
88cb7938 | 237 | TClonesArray* digits = AliPHOSLoader::GetPHOSLoader(fEventFolderName)->Digits(); |
89308175 | 238 | Float_t logWeight=0; |
cbd576a6 | 239 | |
240 | if(this->IsEmc()) { | |
89308175 | 241 | logWeight = clusterizer->GetEmcLogWeight(); |
cbd576a6 | 242 | } |
243 | else { | |
89308175 | 244 | logWeight = clusterizer->GetCpvLogWeight(); |
cbd576a6 | 245 | } |
246 | ||
91daaf24 | 247 | TVector3 vtx(0.,0.,0.) ; |
2163a649 | 248 | TVector3 inc(0.,0.,0.) ; |
249 | EvalLocalPosition(logWeight,vtx,digits,inc); // evaluate initial position | |
cbd576a6 | 250 | } |
251 | ||
252 | ||
253 | void AliPHOSEvalRecPoint::MakeJob() | |
254 | { | |
255 | // Reconstruction algoritm implementation. | |
256 | ||
257 | AliPHOSRecManager* recMng = GetReconstructionManager(); | |
258 | ||
259 | Init(); | |
260 | ||
261 | UnfoldLocalMaxima(); | |
262 | ||
263 | TObjArray children; | |
264 | Int_t nChild = HasChild(children); | |
265 | ||
266 | if(!nChild) { | |
267 | EvaluatePosition(); | |
268 | if(Chi2Dof()>recMng->OneGamChisqCut()) SplitMergedShowers(); | |
269 | } | |
270 | ||
271 | for(Int_t iChild=0; iChild<nChild; iChild++) { | |
272 | AliPHOSEvalRecPoint* child = (AliPHOSEvalRecPoint*)children.At(iChild); | |
273 | child->EvaluatePosition(); | |
274 | ||
275 | if(child->Chi2Dof()>recMng->OneGamChisqCut()) | |
276 | child->SplitMergedShowers(); | |
277 | } | |
278 | ||
279 | } | |
280 | ||
281 | void AliPHOSEvalRecPoint::InitTwoGam(Float_t* gamma1, Float_t* gamma2) | |
282 | { | |
283 | //Compute start values for two gamma fit algorithm. | |
284 | // gamma1[0], gamma1[1], gamma1[2] are Energy,x,z of the reconstructed "gammas". | |
285 | ||
286 | ||
287 | TVector3 lpos; // start point choosing. | |
288 | GetLocalPosition(lpos); | |
289 | Float_t xx = lpos.Z(); | |
290 | Float_t yy = lpos.X(); | |
89308175 | 291 | Float_t e = GetEnergy(); |
cbd576a6 | 292 | |
351dd634 | 293 | AliInfo(Form("(x,z,e)[old] = (%f, %f, %f)", yy, xx, e)) ; |
cbd576a6 | 294 | |
89308175 | 295 | // xx = XY(xx/e); |
296 | // yy = XY(yy/e); | |
cbd576a6 | 297 | |
298 | ||
299 | Float_t eDigit ; | |
300 | AliPHOSDigit * digit ; | |
301 | Int_t nDigits = GetMultiplicity(); | |
89308175 | 302 | Int_t * digits = GetDigitsList(); |
303 | Float_t * energies = GetEnergiesList(); | |
cbd576a6 | 304 | |
305 | Float_t ix ; | |
306 | Float_t iy ; | |
307 | Int_t relid[4] ; | |
308 | ||
309 | Float_t exx = 0; | |
310 | Float_t eyy = 0; | |
311 | Float_t exy = 0; | |
312 | Float_t sqr; | |
313 | Float_t cos2fi = 1.; | |
314 | ||
88cb7938 | 315 | AliPHOSLoader* fLoader = AliPHOSLoader::GetPHOSLoader(fEventFolderName); |
6c8cd883 | 316 | AliPHOSGeometry * phosgeom = AliPHOSGeometry::GetInstance() ; |
cbd576a6 | 317 | |
c9eeb00e | 318 | Int_t iDigit; //loop variable |
319 | ||
320 | for(iDigit = 0 ; iDigit < nDigits ; iDigit ++) | |
cbd576a6 | 321 | { |
89308175 | 322 | digit = (AliPHOSDigit*)fLoader->Digits()->At( digits[iDigit] ); |
323 | eDigit = energies[iDigit]; | |
6c8cd883 | 324 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; |
325 | phosgeom->RelPosInModule(relid, iy, ix); | |
cbd576a6 | 326 | |
327 | Float_t dx = ix - xx; | |
328 | Float_t dy = iy - yy; | |
329 | exx += eDigit*dx*dx; | |
330 | eyy += eDigit*dy*dy; | |
331 | exy += eDigit*dx*dy; | |
332 | ||
333 | } | |
334 | ||
335 | sqr = TMath::Sqrt(4.*exy*exy + (exx-eyy)*(exx-eyy)); | |
336 | Float_t euu = (exx+eyy+sqr)/2.; | |
337 | if(sqr>1.e-10) cos2fi = (exx - eyy)/sqr; | |
338 | Float_t cosfi = TMath::Sqrt((1.+cos2fi)/2.); | |
339 | Float_t sinfi = TMath::Sqrt((1.-cos2fi)/2.); | |
340 | if(exy<0) sinfi = -sinfi; | |
341 | ||
342 | Float_t eu3 = 0; | |
c9eeb00e | 343 | for(iDigit = 0 ; iDigit < nDigits ; iDigit ++) |
cbd576a6 | 344 | { |
89308175 | 345 | digit = (AliPHOSDigit*)fLoader->Digits()->At( digits[iDigit] ); |
346 | eDigit = energies[iDigit]; | |
6c8cd883 | 347 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; |
348 | phosgeom->RelPosInModule(relid, iy, ix); | |
cbd576a6 | 349 | |
350 | Float_t dx = ix - xx; | |
351 | Float_t dy = iy - yy; | |
352 | Float_t du = dx*cosfi + dy*sinfi; | |
353 | eu3 += eDigit*du*du*du; | |
354 | } | |
355 | ||
89308175 | 356 | Float_t c = e*eu3*eu3/(euu*euu*euu)/2.; |
cbd576a6 | 357 | Float_t sign = 1.; |
358 | if(eu3<0) sign = -1.; | |
359 | Float_t r = 1.+ c + sign*TMath::Sqrt(2.*c + c*c); | |
360 | Float_t u = 0; | |
361 | if(TMath::Abs(r-1.)>0.1) u = eu3/euu*(r+1.)/(r-1.); | |
89308175 | 362 | if(TMath::Abs(r-1.)<0.1) u = TMath::Sqrt(sqr/e/r)*(1.+r); |
cbd576a6 | 363 | |
89308175 | 364 | Float_t e2c = e/(1.+r); |
365 | Float_t e1c = e-e2c; | |
cbd576a6 | 366 | Float_t u1 = -u/(1.+r); |
367 | Float_t u2 = u+u1; | |
368 | ||
369 | Float_t x1c = xx+u1*cosfi; | |
370 | Float_t y1c = yy+u1*sinfi; | |
371 | Float_t x2c = xx+u2*cosfi; | |
372 | Float_t y2c = yy+u2*sinfi; | |
373 | ||
374 | // printf("e1c -> %f\n",e1c); | |
375 | // printf("x1c -> %f\n",x1c); | |
376 | // printf("y1c -> %f\n",y1c); | |
377 | // printf("e2c -> %f\n",e2c); | |
378 | // printf("x2c -> %f\n",x2c); | |
379 | // printf("y2c -> %f\n",y2c); | |
380 | ||
381 | gamma1[0] = e1c; | |
382 | gamma1[1] = y1c; | |
383 | gamma1[2] = x1c; | |
384 | ||
385 | gamma2[0] = e2c; | |
386 | gamma2[1] = y2c; | |
387 | gamma2[2] = x2c; | |
388 | ||
389 | } | |
390 | ||
391 | void AliPHOSEvalRecPoint::TwoGam(Float_t* gamma1, Float_t* gamma2) | |
392 | { | |
393 | //Fitting algorithm for the two very closed gammas | |
394 | //that merged into the cluster with one maximum. | |
395 | // Starting points gamma1 and gamma2 must be provided before ( see InitTwoGam) | |
396 | //Set chisquare of the fit. | |
397 | ||
398 | ||
399 | Float_t st0 = GetReconstructionManager()->TwoGamInitialStep(); | |
400 | Float_t chmin = GetReconstructionManager()->TwoGamChisqMin(); | |
401 | Float_t emin = GetReconstructionManager()->TwoGamEmin(); | |
402 | Float_t stpmin = GetReconstructionManager()->TwoGamStepMin(); | |
89308175 | 403 | Int_t nIter = GetReconstructionManager()->TwoGamNumOfIterations(); // Number of iterations. |
cbd576a6 | 404 | |
405 | Float_t chisq = 100.; //Initial chisquare. | |
406 | ||
407 | Int_t nadc = GetMultiplicity(); | |
408 | if(nadc<3) | |
409 | fChi2Dof= -111.; | |
410 | ||
411 | Int_t dof = nadc - 5; | |
412 | if(dof<1) dof=1; | |
413 | Float_t chstop = chmin*dof; | |
414 | ||
415 | Float_t ch = 1.e+20; | |
416 | Float_t st = st0; | |
417 | Float_t grx1 = 0.; | |
418 | Float_t gry1 = 0.; | |
419 | Float_t grx2 = 0.; | |
420 | Float_t gry2 = 0.; | |
421 | Float_t gre = 0.; | |
422 | Float_t gr = 1.; | |
423 | Float_t ee1=0,xx1=0,yy1=0,ee2=0,xx2=0,yy2=0,cosi; | |
424 | ||
425 | Float_t e1c = gamma1[0]; | |
426 | Float_t y1c = gamma1[1]; | |
427 | Float_t x1c = gamma1[2]; | |
428 | ||
429 | Float_t e2c = gamma2[0]; | |
430 | Float_t y2c = gamma2[1]; | |
431 | Float_t x2c = gamma2[2]; | |
432 | ||
89308175 | 433 | Float_t e = GetEnergy(); |
cbd576a6 | 434 | |
435 | Float_t eDigit ; | |
436 | AliPHOSDigit * digit ; | |
437 | Int_t nDigits = GetMultiplicity(); | |
89308175 | 438 | Int_t * digits = GetDigitsList(); |
439 | Float_t * energies = GetEnergiesList(); | |
cbd576a6 | 440 | |
441 | Float_t ix ; | |
442 | Float_t iy ; | |
443 | Int_t relid[4] ; | |
444 | ||
88cb7938 | 445 | AliPHOSLoader* fLoader = AliPHOSLoader::GetPHOSLoader(fEventFolderName); |
6c8cd883 | 446 | AliPHOSGeometry * phosgeom = AliPHOSGeometry::GetInstance() ; |
cbd576a6 | 447 | |
89308175 | 448 | for(Int_t iter=0; iter<nIter; iter++) |
cbd576a6 | 449 | { |
450 | Float_t chisqc = 0.; | |
451 | Float_t grx1c = 0.; | |
452 | Float_t gry1c = 0.; | |
453 | Float_t grx2c = 0.; | |
454 | Float_t gry2c = 0.; | |
455 | Float_t grec = 0.; | |
456 | ||
457 | for(Int_t iDigit = 0 ; iDigit < nDigits ; iDigit ++) | |
458 | { | |
89308175 | 459 | digit = (AliPHOSDigit*)fLoader->Digits()->At( digits[iDigit] ); |
460 | eDigit = energies[iDigit]; | |
6c8cd883 | 461 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; |
462 | phosgeom->RelPosInModule(relid, iy, ix); | |
cbd576a6 | 463 | |
464 | Float_t a1,gx1,gy1; | |
465 | Float_t a2,gx2,gy2; | |
466 | ||
467 | Float_t dx1 = x1c - ix; | |
468 | Float_t dy1 = y1c - iy; | |
351dd634 | 469 | |
cbd576a6 | 470 | GetReconstructionManager()->AG(e1c,dx1,dy1,a1,gx1,gy1); |
471 | ||
472 | Float_t dx2 = x2c - ix; | |
473 | Float_t dy2 = y2c - iy; | |
351dd634 | 474 | |
cbd576a6 | 475 | GetReconstructionManager()->AG(e2c,dx2,dy2,a2,gx2,gy2); |
476 | ||
89308175 | 477 | Float_t a = a1+a2; |
478 | // Float_t D = Const*a*(1. - a/e); | |
cbd576a6 | 479 | // if(D<0) D=0; |
480 | ||
481 | // // D = 9.; // ???? | |
482 | ||
89308175 | 483 | // Float_t da = a - eDigit; |
cbd576a6 | 484 | // chisqc += da*da/D; |
485 | // Float_t dd = da/D; | |
89308175 | 486 | // dd = dd*(2.-dd*Const*(1.-2.*a/e)); |
cbd576a6 | 487 | |
488 | Float_t dd; | |
89308175 | 489 | chisqc += GetReconstructionManager()->TwoGamChi2(a,eDigit,e,dd); |
cbd576a6 | 490 | |
491 | grx1c += gx1*dd; | |
492 | gry1c += gy1*dd; | |
493 | grx2c += gx2*dd; | |
494 | gry2c += gy2*dd; | |
89308175 | 495 | grec += (a1/e1c - a2/e2c)*e*dd; |
cbd576a6 | 496 | |
497 | } | |
498 | ||
499 | Float_t grc = TMath::Sqrt(grx1c*grx1c + gry1c*gry1c + grx2c*grx2c + gry2c*gry2c); | |
500 | if(grc<1.e-10) grc=1.e-10; | |
501 | ||
502 | Float_t sc = 1. + chisqc/ch; | |
503 | st = st/sc; | |
504 | ||
505 | if(chisqc>ch) | |
506 | goto loop20; | |
507 | cosi = (grx1*grx1c + gry1*gry1c + grx2*grx2c + gry2*gry2c + gre*grec)/gr/grc; | |
508 | st = st*sc/(1.4 - cosi); | |
509 | ||
510 | ee1 = e1c; | |
511 | xx1 = x1c; | |
512 | yy1 = y1c; | |
513 | ee2 = e2c; | |
514 | xx2 = x2c; | |
515 | yy2 = y2c; | |
516 | ||
517 | ch = chisqc; | |
518 | ||
519 | if(ch<chstop) | |
520 | goto loop101; | |
521 | ||
522 | grx1 = grx1c; | |
523 | gry1 = gry1c; | |
524 | grx2 = grx2c; | |
525 | gry2 = gry2c; | |
526 | gre = grec; | |
527 | gr = grc; | |
528 | ||
529 | loop20: ; | |
530 | Float_t step = st*gr; | |
531 | ||
351dd634 | 532 | AliInfo(Form("Iteration %d dof %d chisq/dof %f chstop/dof %f step %d stpmin %d", |
533 | iter, dof, ch/dof, chstop/dof, step, stpmin)) ; | |
cbd576a6 | 534 | |
535 | ||
536 | if(step<stpmin) | |
537 | goto loop101; | |
538 | ||
89308175 | 539 | Float_t de = st*gre*e; |
cbd576a6 | 540 | e1c = ee1 - de; |
541 | e2c = ee2 + de; | |
542 | ||
543 | if( (e1c>emin) && (e2c>emin) ) | |
544 | goto loop25; | |
545 | st = st/2.; | |
546 | goto loop20; | |
547 | ||
548 | loop25: ; | |
549 | x1c = xx1 - st*grx1; | |
550 | y1c = yy1 - st*gry1; | |
551 | x2c = xx2 - st*grx2; | |
552 | y2c = yy2 - st*gry2; | |
553 | ||
554 | ||
555 | } | |
556 | ||
557 | loop101: | |
558 | ||
559 | // if(ch>chisq*(nadc-2)-delch) | |
560 | // return ch/dof; | |
561 | ||
562 | chisq = ch/dof; | |
563 | gamma1[0] = ee1; | |
564 | gamma1[1] = yy1; | |
565 | gamma1[2] = xx1; | |
566 | ||
567 | gamma2[0] = ee2; | |
568 | gamma2[1] = yy2; | |
569 | gamma2[2] = xx2; | |
570 | ||
89308175 | 571 | Float_t x1New = yy1; |
572 | Float_t z1New = xx1; | |
573 | Float_t e1New = ee1; | |
574 | Float_t x2New = yy2; | |
575 | Float_t z2New = xx2; | |
576 | Float_t e2New = ee2; | |
cbd576a6 | 577 | |
21cd0c07 | 578 | TString message ; |
89308175 | 579 | message = " (x,z,e)[1 fit] = (%f, %f, %f)\n" ; |
580 | message = " (x,z,e)[2 fit] = (%f, %f, %f)\n" ; | |
351dd634 | 581 | AliInfo(Form(message.Data(), |
89308175 | 582 | x1New, z1New, e1New, |
351dd634 | 583 | x2New, z2New, e2New)) ; |
cbd576a6 | 584 | |
585 | fChi2Dof = chisq; | |
586 | ||
587 | } | |
588 | ||
589 | void AliPHOSEvalRecPoint::UnfoldTwoMergedPoints(Float_t* gamma1, Float_t* gamma2) | |
590 | { | |
591 | //Unfold TWO merged rec. points in the case when cluster has only one maximum, | |
592 | //but it's fitting to the one gamma shower is too bad. | |
593 | // Use TwoGam() to estimate the positions and energies of merged points. | |
594 | ||
595 | ||
89308175 | 596 | Int_t nMax = 2; |
cbd576a6 | 597 | Float_t* gamma; |
598 | ||
89308175 | 599 | Int_t* digits = GetDigitsList(); |
cbd576a6 | 600 | Int_t nDigits = GetMultiplicity(); |
89308175 | 601 | Float_t* energies = GetEnergiesList(); |
cbd576a6 | 602 | Float_t* eFit = new Float_t[nDigits]; |
603 | ||
88cb7938 | 604 | AliPHOSLoader* fLoader = AliPHOSLoader::GetPHOSLoader(fEventFolderName); |
6c8cd883 | 605 | AliPHOSGeometry * phosgeom = AliPHOSGeometry::GetInstance() ; |
cbd576a6 | 606 | |
607 | for(Int_t iDigit=0; iDigit<nDigits; iDigit++) | |
608 | { | |
89308175 | 609 | AliPHOSDigit* digit = (AliPHOSDigit*)fLoader->Digits()->At( digits[iDigit] ); |
cbd576a6 | 610 | Int_t relid[4] ; |
6c8cd883 | 611 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; |
cbd576a6 | 612 | Float_t x,z; |
6c8cd883 | 613 | phosgeom->RelPosInModule(relid, x, z); |
cbd576a6 | 614 | |
615 | Float_t gain = 0.; | |
89308175 | 616 | for(Int_t iMax=0; iMax<nMax; iMax++) |
cbd576a6 | 617 | { |
618 | if(iMax==0) | |
619 | gamma = gamma1; | |
620 | else | |
621 | gamma = gamma2; | |
622 | ||
623 | Float_t eMax = gamma[0]; | |
624 | Float_t xMax = gamma[1]; | |
625 | Float_t zMax = gamma[2]; | |
626 | ||
627 | Float_t dx = xMax - x; | |
628 | Float_t dz = zMax - z; | |
89308175 | 629 | Float_t amp,gx,gy; |
630 | GetReconstructionManager()->AG(eMax,dz,dx,amp,gx,gy); | |
631 | gain += amp; | |
cbd576a6 | 632 | } |
633 | ||
634 | eFit[iDigit] = gain; | |
635 | } | |
636 | ||
637 | ||
89308175 | 638 | for( Int_t iMax=0; iMax<nMax; iMax++) |
cbd576a6 | 639 | { |
640 | if(iMax==0) | |
641 | gamma = gamma1; | |
642 | else | |
643 | gamma = gamma2; | |
644 | ||
645 | Float_t eMax = gamma[0]; | |
646 | Float_t xMax = gamma[1]; | |
647 | Float_t zMax = gamma[2]; | |
648 | ||
649 | AliPHOSEvalRecPoint* newRP = new AliPHOSEvalRecPoint(IsCPV(),this); | |
650 | TVector3 newpos(xMax,0,zMax); | |
651 | newRP->SetLocalPosition(newpos); | |
652 | ||
653 | for( Int_t iDigit = 0 ; iDigit < nDigits ; iDigit ++) | |
654 | { | |
89308175 | 655 | AliPHOSDigit* digit = (AliPHOSDigit*)fLoader->Digits()->At( digits[iDigit] ); |
656 | Float_t eDigit = energies[iDigit]; | |
cbd576a6 | 657 | Int_t relid[4] ; |
6c8cd883 | 658 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; |
cbd576a6 | 659 | Float_t ix,iz; |
6c8cd883 | 660 | phosgeom->RelPosInModule(relid, ix, iz); |
cbd576a6 | 661 | |
662 | Float_t dx = xMax - ix; | |
663 | Float_t dz = zMax - iz; | |
89308175 | 664 | Float_t singleShowerGain,gxMax,gyMax; |
665 | GetReconstructionManager()->AG(eMax,dz,dx,singleShowerGain,gxMax,gyMax); | |
666 | Float_t totalGain = eFit[iDigit]; | |
667 | Float_t ratio = singleShowerGain/totalGain; | |
cbd576a6 | 668 | eDigit = eDigit*ratio; |
669 | newRP->AddDigit(*digit,eDigit); | |
670 | } | |
351dd634 | 671 | AliInfo(Form("======= Split: daughter rec point %d =================", |
672 | iMax)) ; | |
e957fea8 | 673 | newRP->Print(); |
cbd576a6 | 674 | |
675 | } | |
676 | ||
677 | delete[] eFit; | |
cbd576a6 | 678 | |
679 | ||
680 | } | |
681 | ||
682 | ||
683 | void AliPHOSEvalRecPoint::EvaluatePosition() | |
684 | { | |
685 | // One gamma fit algorithm. | |
686 | // Set chisq/dof of the fit. | |
687 | // gamma1[0], gamma1[1], gamma1[2] are Energy,x,z of the reconstructed gamma, respectively. | |
688 | ||
689 | Int_t nDigits = GetMultiplicity(); | |
690 | if(nDigits<2) | |
691 | return; | |
692 | ||
89308175 | 693 | Int_t nIter = GetReconstructionManager()->OneGamNumOfIterations(); // number of iterations |
694 | Float_t st0 = GetReconstructionManager()->OneGamInitialStep(); // initial step | |
695 | // const Float_t stpMin = 0.005; | |
696 | Float_t stpMin = GetReconstructionManager()->OneGamStepMin(); | |
cbd576a6 | 697 | Float_t chmin = GetReconstructionManager()->OneGamChisqMin(); |
698 | ||
699 | TVector3 locpos; | |
700 | AliPHOSDigit* digit; | |
701 | Float_t eDigit; | |
702 | Int_t relid[4] ; | |
703 | Float_t ix, iy; | |
704 | ||
705 | GetLocalPosition(locpos); | |
89308175 | 706 | Float_t e = GetEnergy(); |
cbd576a6 | 707 | Float_t xc = locpos.Z(); |
708 | Float_t yc = locpos.X(); | |
709 | Float_t dx,dy,gx,gy,grxc,gryc; | |
89308175 | 710 | Float_t st = st0; |
cbd576a6 | 711 | Float_t chisq = 1.e+20; |
712 | Float_t gr = 1.; | |
713 | Float_t grx = 0.; | |
714 | Float_t gry = 0.; | |
715 | Int_t dof = GetMultiplicity() - 2; | |
716 | if(dof<1) | |
717 | dof = 1; | |
718 | Float_t chstop = chmin*dof; | |
719 | Float_t cosi,x1=0,y1=0; | |
720 | Float_t chisqc; | |
721 | ||
88cb7938 | 722 | AliPHOSLoader* fLoader = AliPHOSLoader::GetPHOSLoader(fEventFolderName); |
6c8cd883 | 723 | AliPHOSGeometry * phosgeom = AliPHOSGeometry::GetInstance() ; |
cbd576a6 | 724 | |
89308175 | 725 | for(Int_t iter=0; iter<nIter; iter++) |
cbd576a6 | 726 | { |
727 | ||
728 | chisqc = 0.; | |
729 | grxc = 0.; | |
730 | gryc = 0.; | |
731 | for(Int_t iDigit = 0 ; iDigit < nDigits ; iDigit ++) | |
732 | { | |
733 | ||
89308175 | 734 | Float_t* energies = GetEnergiesList(); |
735 | Int_t* digits = GetDigitsList(); | |
736 | digit = (AliPHOSDigit*)fLoader->Digits()->At( digits[iDigit] ); | |
737 | eDigit = energies[iDigit]; | |
6c8cd883 | 738 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; |
739 | phosgeom->RelPosInModule(relid, iy, ix); | |
cbd576a6 | 740 | |
741 | dx = xc - ix; | |
742 | dy = yc - iy; | |
743 | ||
744 | if(!dx) dx=dy; | |
745 | if(!dy) dy=dx; | |
746 | ||
89308175 | 747 | Float_t a; |
748 | GetReconstructionManager()->AG(e,dx,dy,a,gx,gy); | |
cbd576a6 | 749 | Float_t dd; |
351dd634 | 750 | AliInfo(Form(" (ix iy xc yc dx dy) %f %f %f %f %f %f", |
751 | ix, iy, xc, yc, dx, dy)) ; | |
89308175 | 752 | Float_t chi2dg = GetReconstructionManager()->OneGamChi2(a,eDigit,e,dd); |
cbd576a6 | 753 | |
754 | // Exclude digit with too large chisquare. | |
755 | if(chi2dg > 10) { continue; } | |
756 | ||
757 | chisqc += chi2dg; | |
758 | grxc += gx*dd; | |
759 | gryc += gy*dd; | |
760 | ||
761 | } | |
762 | ||
763 | Float_t grc = TMath::Sqrt(grxc*grxc + gryc*gryc); | |
764 | if(grc<1.e-10) grc=1.e-10; | |
765 | Float_t sc = 1. + chisqc/chisq; | |
351dd634 | 766 | AliInfo(Form(" chisq: %f", chisq)) ; |
cbd576a6 | 767 | st = st/sc; |
768 | if(chisqc>chisq) | |
769 | goto loop20; | |
770 | cosi = (grx*grxc + gry*gryc)/gr/grc; | |
771 | st = st*sc/(1.4 - cosi); | |
772 | x1 = xc; | |
773 | y1 = yc; | |
774 | grx = grxc; | |
775 | gry = gryc; | |
776 | gr = grc; | |
777 | chisq = chisqc; | |
778 | ||
779 | if(chisq<chstop) | |
780 | goto loop101; | |
781 | ||
782 | loop20: ; | |
783 | Float_t step = st*gr; | |
784 | ||
351dd634 | 785 | AliInfo(Form(" Iteration %d dof %d chisq/dof %f chstop/dof %f step %d stpMin %d", |
786 | iter, dof, chisq/dof, chisq/dof, chstop/dof, step, stpMin)) ; | |
cbd576a6 | 787 | |
788 | ||
89308175 | 789 | if(step<stpMin) |
cbd576a6 | 790 | goto loop101; |
791 | ||
792 | if(step>1.) | |
793 | st = 1./gr; | |
794 | xc = x1 - st*grx; | |
795 | yc = y1 - st*gry; | |
796 | } | |
797 | ||
798 | ||
799 | loop101: | |
800 | chisq = chisq/dof; | |
801 | // if(chisq>Chsqcut) | |
802 | // { | |
803 | // // TwoGam(); | |
804 | // } | |
805 | ||
806 | Float_t gamma1[3]; | |
89308175 | 807 | gamma1[0] = e; |
cbd576a6 | 808 | gamma1[1] = y1; |
809 | gamma1[2] = x1; | |
810 | ||
811 | TVector3 newpos(gamma1[1],0,gamma1[2]); | |
812 | //SetLocalPosition(newpos); | |
813 | ||
814 | fLocPos=newpos; | |
89308175 | 815 | fAmp=e; |
cbd576a6 | 816 | |
817 | // TVector3 pos; | |
818 | // RP->GetLocalPosition(pos); | |
cbd576a6 | 819 | |
820 | ||
cbd576a6 | 821 | |
822 | fChi2Dof = chisq; | |
823 | ||
824 | } | |
825 | ||
826 | ||
827 | Bool_t AliPHOSEvalRecPoint::KillWeakPoint() | |
828 | { | |
829 | // Remove this point from further procession | |
830 | // if it's energy is too small. | |
831 | ||
89308175 | 832 | Float_t thr0 = GetReconstructionManager()->KillGamMinEnergy(); |
cbd576a6 | 833 | |
89308175 | 834 | if(GetEnergy()<thr0) { |
351dd634 | 835 | AliInfo(Form("+++++++ Killing this rec point ++++++++++")) ; |
cbd576a6 | 836 | RemoveFromWorkingPool(this); |
837 | return kTRUE; | |
838 | } | |
839 | ||
840 | return kFALSE; | |
841 | } | |
842 | ||
843 | ||
844 | void AliPHOSEvalRecPoint::SplitMergedShowers() | |
845 | { | |
846 | // Split two very close rec. points. | |
847 | ||
848 | if(GetMultiplicity()<2) | |
849 | return; | |
850 | ||
851 | Float_t gamma1[3]; | |
852 | Float_t gamma2[3]; | |
853 | ||
854 | InitTwoGam(gamma1,gamma2); // start points for fit | |
855 | TwoGam(gamma1,gamma2); // evaluate the positions and energies | |
856 | UnfoldTwoMergedPoints(gamma1,gamma2); // make the job | |
857 | ||
858 | } | |
859 | ||
860 | ||
861 | void AliPHOSEvalRecPoint::MergeClosePoint() | |
862 | { | |
89308175 | 863 | // merge rec.points if they are too close |
88cb7938 | 864 | AliPHOSLoader* fLoader = AliPHOSLoader::GetPHOSLoader(fEventFolderName); |
865 | // AliPHOSDigitizer* digitizer = fLoader->Digitizer(); | |
cbd576a6 | 866 | // Float_t fPedestal = digitizer->GetPedestal(); // YVK 30.09.2001 |
867 | // Float_t fSlope = digitizer->GetSlope(); | |
868 | ||
869 | for (Int_t i=0;i<InWorkingPool(); i++) | |
870 | { | |
871 | TObject* obj = GetFromWorkingPool(i); | |
366ed113 | 872 | if(!((TObject*)this)->IsEqual(obj)) |
cbd576a6 | 873 | { |
874 | AliPHOSRecPoint* rp = (AliPHOSRecPoint*)obj; | |
875 | if(GetPHOSMod() == rp->GetPHOSMod()) | |
876 | { | |
877 | if(TooClose(rp)) | |
878 | { | |
351dd634 | 879 | AliInfo(Form("+++++++ Merging point 1: ++++++")) ; |
e957fea8 | 880 | this->Print(); |
351dd634 | 881 | AliInfo(Form("+++++++ and point 2: ++++++++++")) ; |
e957fea8 | 882 | ((AliPHOSEvalRecPoint*)rp)->Print(); |
cbd576a6 | 883 | |
884 | //merge two rec. points | |
885 | TVector3 lpos1; | |
886 | TVector3 lpos2; | |
887 | this->GetLocalPosition(lpos1); | |
888 | rp->GetLocalPosition(lpos2); | |
889 | ||
89308175 | 890 | Int_t* digits = rp->GetDigitsList(); |
cbd576a6 | 891 | Float_t dE = rp->GetEnergy()/(rp->GetEnergy()+this->GetEnergy()); |
89308175 | 892 | Float_t newX = lpos1.X()*dE + lpos2.X()*(1.-dE); |
893 | Float_t newZ = lpos1.Z()*dE + lpos2.Z()*(1.-dE); | |
894 | Float_t newE = rp->GetEnergy()+this->GetEnergy(); | |
895 | Float_t* energies = ((AliPHOSEmcRecPoint*)rp)->GetEnergiesList(); | |
cbd576a6 | 896 | |
897 | for(Int_t iDigit=0; iDigit<rp->GetDigitsMultiplicity(); iDigit++) | |
898 | { | |
89308175 | 899 | AliPHOSDigit* digit = (AliPHOSDigit*)fLoader->Digits()->At(digits[iDigit]); |
900 | Float_t eDigit = energies[iDigit]; | |
cbd576a6 | 901 | this->AddDigit(*digit,eDigit); |
902 | } | |
903 | ||
89308175 | 904 | TVector3 newpos(newX,0,newZ); |
cbd576a6 | 905 | fLocPos = newpos; |
89308175 | 906 | fAmp = newE; |
cbd576a6 | 907 | RemoveFromWorkingPool(rp); |
908 | delete rp; | |
909 | ||
351dd634 | 910 | AliInfo(Form("++++++ Resulting point: ++++++++")) ; |
e957fea8 | 911 | this->Print(); |
cbd576a6 | 912 | |
913 | break; | |
914 | } | |
915 | } | |
916 | } | |
917 | } | |
918 | ||
919 | } | |
920 | ||
921 | Int_t AliPHOSEvalRecPoint::UnfoldLocalMaxima() | |
922 | { | |
923 | // Make unfolding in the reconstruction point with several local maxima. | |
924 | // Return the number of local maxima. | |
925 | ||
926 | // if multiplicity less then 2 - nothing to unfold | |
927 | if(GetMultiplicity()<2) return 1; | |
928 | ||
a0636361 | 929 | AliPHOSDigit * maxAt[1000]; |
cbd576a6 | 930 | Float_t maxAtEnergy[1000]; |
89308175 | 931 | Float_t locMaxCut, logWeight; |
cbd576a6 | 932 | Int_t relid[4] ; |
933 | Float_t xMax; | |
934 | Float_t zMax; | |
935 | ||
cbd576a6 | 936 | AliPHOSClusterizer* clusterizer = GetClusterizer(); |
937 | if(!clusterizer) { | |
351dd634 | 938 | AliFatal(Form("Cannot get clusterizer")) ; |
cbd576a6 | 939 | } |
940 | ||
941 | if(this->IsEmc()) { | |
89308175 | 942 | locMaxCut = clusterizer->GetEmcLocalMaxCut(); |
943 | logWeight = clusterizer->GetEmcLogWeight(); | |
cbd576a6 | 944 | } |
945 | else { | |
89308175 | 946 | locMaxCut = clusterizer->GetCpvLocalMaxCut(); |
947 | logWeight = clusterizer->GetCpvLogWeight(); | |
cbd576a6 | 948 | } |
949 | ||
88cb7938 | 950 | AliPHOSLoader* fLoader = AliPHOSLoader::GetPHOSLoader(fEventFolderName); |
6c8cd883 | 951 | AliPHOSGeometry * phosgeom = AliPHOSGeometry::GetInstance() ; |
88cb7938 | 952 | TClonesArray* digits = fLoader->Digits(); |
cbd576a6 | 953 | |
954 | // if number of local maxima less then 2 - nothing to unfold | |
89308175 | 955 | Int_t nMax = GetNumberOfLocalMax(maxAt,maxAtEnergy,locMaxCut,digits); |
956 | if(nMax<2) return nMax; | |
cbd576a6 | 957 | |
89308175 | 958 | Int_t* digitsList = GetDigitsList(); |
cbd576a6 | 959 | Int_t nDigits = GetMultiplicity(); |
89308175 | 960 | Float_t* energies = GetEnergiesList(); |
cbd576a6 | 961 | Float_t* eFit = new Float_t[nDigits]; |
962 | ||
c9eeb00e | 963 | Int_t iDigit; //loop variable |
964 | ||
965 | for(iDigit=0; iDigit<nDigits; iDigit++) | |
cbd576a6 | 966 | { |
967 | eFit[iDigit] = 0.; | |
968 | } | |
969 | ||
c9eeb00e | 970 | for(iDigit=0; iDigit<nDigits; iDigit++) |
cbd576a6 | 971 | { |
972 | ||
89308175 | 973 | AliPHOSDigit* digit = (AliPHOSDigit*)fLoader->Digits()->At( digitsList[iDigit] ); |
6c8cd883 | 974 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; |
cbd576a6 | 975 | Float_t x,z; |
6c8cd883 | 976 | phosgeom->RelPosInModule(relid, x, z); |
cbd576a6 | 977 | |
89308175 | 978 | for(Int_t iMax=0; iMax<nMax; iMax++) |
cbd576a6 | 979 | { |
a0636361 | 980 | AliPHOSDigit* digitMax = maxAt[iMax]; |
cbd576a6 | 981 | Float_t eMax = maxAtEnergy[iMax]; |
6c8cd883 | 982 | phosgeom->AbsToRelNumbering(digitMax->GetId(), relid) ; |
983 | phosgeom->RelPosInModule(relid, xMax, zMax); | |
cbd576a6 | 984 | Float_t dx = xMax - x; |
985 | Float_t dz = zMax - z; | |
89308175 | 986 | Float_t amp,gx,gy; |
987 | GetReconstructionManager()->AG(eMax,dz,dx,amp,gx,gy); | |
988 | // amp = amp + 0.5; | |
989 | eFit[iDigit] += amp; | |
cbd576a6 | 990 | } |
991 | } | |
992 | ||
993 | ||
89308175 | 994 | for(Int_t iMax=0; iMax<nMax; iMax++) |
cbd576a6 | 995 | { |
a0636361 | 996 | AliPHOSDigit* digitMax = maxAt[iMax]; |
6c8cd883 | 997 | phosgeom->AbsToRelNumbering(digitMax->GetId(), relid) ; |
998 | phosgeom->RelPosInModule(relid, xMax, zMax); | |
cbd576a6 | 999 | Float_t eMax = maxAtEnergy[iMax]; |
1000 | ||
1001 | AliPHOSEvalRecPoint* newRP = new AliPHOSEvalRecPoint(IsCPV(),this); | |
1002 | newRP->AddDigit(*digitMax,maxAtEnergy[iMax]); | |
1003 | ||
1004 | //Neighbous ( matrix 3x3 around the local maximum) | |
1005 | for(Int_t iDigit=0; iDigit<nDigits; iDigit++) | |
1006 | { | |
89308175 | 1007 | AliPHOSDigit* digit = (AliPHOSDigit*)fLoader->Digits()->At( digitsList[iDigit] ); |
1008 | Float_t eDigit = energies[iDigit]; | |
6c8cd883 | 1009 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; |
cbd576a6 | 1010 | Float_t ix,iz; |
6c8cd883 | 1011 | phosgeom->RelPosInModule(relid, ix, iz); |
cbd576a6 | 1012 | |
1013 | if(AreNeighbours(digitMax,digit)) | |
1014 | { | |
1015 | Float_t dx = xMax - ix; | |
1016 | Float_t dz = zMax - iz; | |
89308175 | 1017 | Float_t singleShowerGain,gxMax,gyMax; |
1018 | GetReconstructionManager()->AG(eMax,dz,dx,singleShowerGain,gxMax,gyMax); | |
1019 | Float_t totalGain = eFit[iDigit]; | |
1020 | Float_t ratio = singleShowerGain/totalGain; | |
351dd634 | 1021 | AliInfo(Form(" ratio -> %f", ratio)) ; |
cbd576a6 | 1022 | eDigit = eDigit*ratio; |
1023 | newRP->AddDigit(*digit,eDigit); | |
1024 | } | |
1025 | } | |
1026 | ||
91daaf24 | 1027 | TVector3 vtx(0.,0.,0.) ; |
2163a649 | 1028 | TVector3 inc(0.,0.,0.) ; |
1029 | newRP->EvalLocalPosition(logWeight,vtx,digits,inc); | |
351dd634 | 1030 | AliInfo(Form("======= Unfold: daughter rec point %d =================", |
1031 | iMax)) ; | |
e957fea8 | 1032 | newRP->Print(); |
cbd576a6 | 1033 | } |
1034 | ||
1035 | // RemoveFromWorkingPool(this); | |
1036 | ||
1037 | delete[] eFit; | |
cbd576a6 | 1038 | |
89308175 | 1039 | return nMax; |
cbd576a6 | 1040 | |
1041 | } | |
1042 | ||
e957fea8 | 1043 | void AliPHOSEvalRecPoint::PrintPoint() |
cbd576a6 | 1044 | { |
89308175 | 1045 | // print rec.point to stdout |
e957fea8 | 1046 | AliPHOSCpvRecPoint::Print(); |
cbd576a6 | 1047 | |
1048 | TVector3 lpos; | |
1049 | GetLocalPosition(lpos); | |
1050 | ||
21cd0c07 | 1051 | TString message ; |
1052 | message = " Chi2/dof = %f" ; | |
1053 | message += " Local (x,z) = (%f, %f) in module %d" ; | |
351dd634 | 1054 | AliInfo(Form(message.Data(), Chi2Dof(), lpos.X(), lpos.Z(), GetPHOSMod())) ; |
21cd0c07 | 1055 | |
cbd576a6 | 1056 | } |
1057 | ||
1058 | AliPHOSRecManager* AliPHOSEvalRecPoint::GetReconstructionManager() const | |
1059 | { | |
89308175 | 1060 | // returns reconstruction manager |
cbd576a6 | 1061 | TFolder* aliceF = (TFolder*)gROOT->FindObjectAny("YSAlice"); |
1062 | TFolder* wPoolF = (TFolder*)aliceF->FindObject("WhiteBoard/RecPoints/PHOS/SmP"); | |
1063 | AliPHOSRecManager* recMng = (AliPHOSRecManager*)wPoolF->FindObject("AliPHOSRecManager"); | |
1064 | if(!recMng) { | |
351dd634 | 1065 | AliFatal(Form("Couldn't find Reconstruction Manager")) ; |
cbd576a6 | 1066 | } |
1067 | ||
1068 | return recMng; | |
1069 | } | |
1070 | ||
1071 | ||
1072 | AliPHOSRecPoint* AliPHOSEvalRecPoint::Parent() | |
1073 | { | |
89308175 | 1074 | // returns a parent |
cbd576a6 | 1075 | if(fParent<0) return NULL; |
1076 | else | |
1077 | return (AliPHOSRecPoint*)GetFromWorkingPool(fParent); | |
1078 | // return fParent; | |
1079 | } | |
1080 | ||
1081 | Float_t AliPHOSEvalRecPoint::Chi2Dof() const | |
1082 | { | |
89308175 | 1083 | // returns a chi^2 per degree of freedom |
cbd576a6 | 1084 | return fChi2Dof; |
1085 | } | |
1086 | ||
1087 | const TObject* AliPHOSEvalRecPoint::GetWorkingPool() | |
1088 | { | |
89308175 | 1089 | // returns a pool of rec.points |
cbd576a6 | 1090 | TFolder* aliceF = (TFolder*)gROOT->FindObjectAny("YSAlice"); |
1091 | TFolder* wPoolF = (TFolder*)aliceF->FindObject("WhiteBoard/RecPoints/PHOS/SmP"); | |
1092 | TObject* wPool = wPoolF->FindObject("SmartPoints"); | |
1093 | if(!wPool) { | |
351dd634 | 1094 | AliFatal(Form("Couldn't find Working Pool")) ; |
cbd576a6 | 1095 | } |
1096 | ||
1097 | return wPool; | |
1098 | } | |
1099 | ||
1100 | void AliPHOSEvalRecPoint::AddToWorkingPool(TObject* obj) | |
1101 | { | |
89308175 | 1102 | // add a rec.point to a pool |
cbd576a6 | 1103 | ((TObjArray*)GetWorkingPool())->Add(obj); |
1104 | } | |
1105 | ||
1106 | TObject* AliPHOSEvalRecPoint::GetFromWorkingPool(Int_t i) | |
1107 | { | |
89308175 | 1108 | // return a rec.point from a pool at an index i |
cbd576a6 | 1109 | // return fWorkingPool->At(i); |
1110 | return ((TObjArray*)GetWorkingPool())->At(i); | |
1111 | } | |
1112 | ||
1113 | Int_t AliPHOSEvalRecPoint::InWorkingPool() | |
1114 | { | |
89308175 | 1115 | // return the number of rec.points in a pool |
cbd576a6 | 1116 | return ((TObjArray*)GetWorkingPool())->GetEntries(); |
1117 | } | |
1118 | ||
1119 | void AliPHOSEvalRecPoint::RemoveFromWorkingPool(TObject* obj) | |
1120 | { | |
89308175 | 1121 | // remove a rec.point from a pool |
cbd576a6 | 1122 | ((TObjArray*)GetWorkingPool())->Remove(obj); |
1123 | ((TObjArray*)GetWorkingPool())->Compress(); | |
1124 | } | |
1125 | ||
1126 | void AliPHOSEvalRecPoint::PrintWorkingPool() | |
1127 | { | |
89308175 | 1128 | // print pool of rec.points to stdout |
e957fea8 | 1129 | ((TObjArray*)GetWorkingPool())->Print(); |
cbd576a6 | 1130 | } |