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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 | ||
6ba1dd81 | 77 | if(wPool) |
78 | fParent = wPool->IndexOf((TObject*)parent); | |
79 | ||
cbd576a6 | 80 | fChi2Dof = parent->Chi2Dof(); |
81 | ||
82 | if(cpv) { | |
83 | fIsEmc = kFALSE; | |
84 | fIsCpv = kTRUE; | |
85 | } | |
86 | else { | |
87 | fIsEmc = kTRUE; | |
88 | fIsCpv = kFALSE; | |
89 | } | |
90 | ||
91 | // Add itself to working pool | |
92 | AddToWorkingPool((TObject*)this); | |
93 | ||
94 | } | |
95 | ||
43fbaae1 | 96 | AliPHOSEvalRecPoint::AliPHOSEvalRecPoint(Int_t i, Bool_t cpv) : |
97 | fIsEmc(kFALSE), | |
98 | fIsCpv(kFALSE), | |
99 | fParent(-333), | |
100 | fChi2Dof(-111), | |
101 | fEventFolderName(AliConfig::GetDefaultEventFolderName()) | |
cbd576a6 | 102 | { |
89308175 | 103 | // ctor |
cbd576a6 | 104 | AliPHOSEmcRecPoint* rp=0; |
105 | ||
88cb7938 | 106 | AliPHOSLoader* fLoader = AliPHOSLoader::GetPHOSLoader(fEventFolderName); |
cbd576a6 | 107 | |
108 | if(cpv) { | |
88cb7938 | 109 | rp = (AliPHOSCpvRecPoint*)fLoader->CpvRecPoints()->At(i); |
cbd576a6 | 110 | fIsEmc = kFALSE; |
111 | fIsCpv = kTRUE; | |
112 | } | |
113 | else { | |
88cb7938 | 114 | rp = (AliPHOSEmcRecPoint*)fLoader->EmcRecPoints()->At(i); |
cbd576a6 | 115 | fIsEmc = kTRUE; |
116 | fIsCpv = kFALSE; | |
117 | } | |
118 | ||
89308175 | 119 | Int_t* digits = rp->GetDigitsList(); |
120 | Float_t* energies = rp->GetEnergiesList(); | |
cbd576a6 | 121 | Int_t nDigits = rp->GetMultiplicity(); |
122 | ||
123 | for(Int_t iDigit=0; iDigit<nDigits; iDigit++) { | |
89308175 | 124 | AliPHOSDigit* digit = (AliPHOSDigit*)fLoader->Digits()->At( digits[iDigit] ); |
125 | Float_t eDigit = energies[iDigit]; | |
cbd576a6 | 126 | this->AddDigit(*digit,eDigit); |
127 | } | |
128 | ||
129 | TVector3 locpos; | |
130 | rp->GetLocalPosition(locpos); | |
131 | fLocPos = locpos; | |
132 | ||
133 | // Add itself to working pool | |
134 | AddToWorkingPool((TObject*)this); | |
135 | ||
136 | } | |
137 | ||
138 | AliPHOSClusterizer* AliPHOSEvalRecPoint::GetClusterizer() | |
139 | { | |
89308175 | 140 | // returns clusterizer task |
cbd576a6 | 141 | TFolder* aliceF = (TFolder*)gROOT->FindObjectAny("YSAlice"); |
142 | TFolder* wPoolF = (TFolder*)aliceF->FindObject("WhiteBoard/RecPoints/PHOS/SmP"); | |
143 | AliPHOSClusterizer* clu = (AliPHOSClusterizer*)wPoolF->FindObject("PHOS:clu-v1"); | |
144 | if(!clu) { | |
e957fea8 | 145 | Fatal("GetClusterizer", "Couldn't find Clusterizer") ; |
cbd576a6 | 146 | } |
147 | ||
148 | return clu; | |
149 | } | |
150 | ||
151 | Bool_t AliPHOSEvalRecPoint::TooClose(AliPHOSRecPoint* pt) const | |
152 | { | |
89308175 | 153 | // check if a rec.point pt is too close to this one |
154 | TVector3 herPos; | |
155 | TVector3 myPos; | |
156 | pt->GetLocalPosition(herPos); | |
157 | this->GetLocalPosition(myPos); | |
158 | Float_t dx = herPos.X() - myPos.X(); | |
159 | Float_t dz = herPos.Z() - myPos.Z(); | |
cbd576a6 | 160 | Float_t dr = TMath::Sqrt(dx*dx + dz*dz); |
161 | ||
162 | if(dr<GetReconstructionManager()->MergeGammasMinDistanceCut()) | |
163 | return kTRUE; | |
164 | else | |
165 | return kFALSE; | |
166 | ||
167 | } | |
168 | ||
169 | Bool_t AliPHOSEvalRecPoint::NeedToSplit() const | |
170 | { | |
89308175 | 171 | // rec.point needs to be split |
cbd576a6 | 172 | return kFALSE; |
173 | } | |
174 | ||
175 | void AliPHOSEvalRecPoint::DeleteParent() | |
176 | { | |
89308175 | 177 | // delete parent |
cbd576a6 | 178 | fParent=-333; |
179 | } | |
180 | ||
181 | void AliPHOSEvalRecPoint::UpdateWorkingPool() | |
182 | { | |
89308175 | 183 | // update pool of rec.points |
c9eeb00e | 184 | Int_t i; //loop variable |
cbd576a6 | 185 | |
c9eeb00e | 186 | for(i=0; i<this->InWorkingPool(); i++) { |
cbd576a6 | 187 | AliPHOSEvalRecPoint* parent = (AliPHOSEvalRecPoint*)GetFromWorkingPool(i); |
188 | TObjArray children; | |
189 | Int_t nChild = parent->HasChild(children); | |
190 | for(Int_t iChild=0; iChild<nChild; iChild++) | |
191 | { | |
89308175 | 192 | ((AliPHOSEvalRecPoint*)children.At(iChild))->DeleteParent(); |
cbd576a6 | 193 | } |
194 | ||
195 | if(nChild) { | |
196 | RemoveFromWorkingPool(parent); | |
197 | delete parent; | |
198 | } | |
199 | ||
200 | } | |
201 | ||
c9eeb00e | 202 | for(i=0; i<this->InWorkingPool(); i++) { |
cbd576a6 | 203 | AliPHOSEvalRecPoint* weak = (AliPHOSEvalRecPoint*)GetFromWorkingPool(i); |
204 | if (weak->KillWeakPoint()) delete weak; | |
205 | } | |
206 | ||
c9eeb00e | 207 | for(i=0; i<this->InWorkingPool(); i++) { |
cbd576a6 | 208 | AliPHOSEvalRecPoint* close = (AliPHOSEvalRecPoint*)GetFromWorkingPool(i); |
209 | close->MergeClosePoint(); | |
210 | } | |
211 | ||
c9eeb00e | 212 | for(i=0; i<this->InWorkingPool(); i++) |
cbd576a6 | 213 | ((AliPHOSEvalRecPoint*)AliPHOSEvalRecPoint::GetFromWorkingPool(i))->SetIndexInList(i); |
214 | ||
215 | } | |
216 | ||
217 | Int_t AliPHOSEvalRecPoint::HasChild(TObjArray& children) | |
218 | { | |
89308175 | 219 | // returns the number of children |
cbd576a6 | 220 | for(Int_t iChild=0; iChild<InWorkingPool(); iChild++) |
221 | { | |
222 | AliPHOSEvalRecPoint* child = (AliPHOSEvalRecPoint*)GetFromWorkingPool(iChild); | |
223 | TObject* parent = (TObject*)child->Parent(); | |
224 | TObject* me = (TObject*)this; | |
225 | if(parent==me) children.Add(child); | |
226 | } | |
227 | ||
228 | return children.GetEntries(); | |
229 | } | |
230 | ||
231 | void AliPHOSEvalRecPoint::Init() | |
232 | { | |
89308175 | 233 | // initialization |
cbd576a6 | 234 | AliPHOSClusterizer* clusterizer = GetClusterizer(); |
235 | if(!clusterizer) { | |
c78764fb | 236 | AliFatal("Cannot get clusterizer") ; |
cbd576a6 | 237 | } |
238 | ||
88cb7938 | 239 | TClonesArray* digits = AliPHOSLoader::GetPHOSLoader(fEventFolderName)->Digits(); |
89308175 | 240 | Float_t logWeight=0; |
cbd576a6 | 241 | |
242 | if(this->IsEmc()) { | |
89308175 | 243 | logWeight = clusterizer->GetEmcLogWeight(); |
cbd576a6 | 244 | } |
245 | else { | |
89308175 | 246 | logWeight = clusterizer->GetCpvLogWeight(); |
cbd576a6 | 247 | } |
248 | ||
91daaf24 | 249 | TVector3 vtx(0.,0.,0.) ; |
2163a649 | 250 | TVector3 inc(0.,0.,0.) ; |
251 | EvalLocalPosition(logWeight,vtx,digits,inc); // evaluate initial position | |
cbd576a6 | 252 | } |
253 | ||
254 | ||
255 | void AliPHOSEvalRecPoint::MakeJob() | |
256 | { | |
257 | // Reconstruction algoritm implementation. | |
258 | ||
259 | AliPHOSRecManager* recMng = GetReconstructionManager(); | |
260 | ||
261 | Init(); | |
262 | ||
263 | UnfoldLocalMaxima(); | |
264 | ||
265 | TObjArray children; | |
266 | Int_t nChild = HasChild(children); | |
267 | ||
268 | if(!nChild) { | |
269 | EvaluatePosition(); | |
270 | if(Chi2Dof()>recMng->OneGamChisqCut()) SplitMergedShowers(); | |
271 | } | |
272 | ||
273 | for(Int_t iChild=0; iChild<nChild; iChild++) { | |
274 | AliPHOSEvalRecPoint* child = (AliPHOSEvalRecPoint*)children.At(iChild); | |
275 | child->EvaluatePosition(); | |
276 | ||
277 | if(child->Chi2Dof()>recMng->OneGamChisqCut()) | |
278 | child->SplitMergedShowers(); | |
279 | } | |
280 | ||
281 | } | |
282 | ||
283 | void AliPHOSEvalRecPoint::InitTwoGam(Float_t* gamma1, Float_t* gamma2) | |
284 | { | |
285 | //Compute start values for two gamma fit algorithm. | |
286 | // gamma1[0], gamma1[1], gamma1[2] are Energy,x,z of the reconstructed "gammas". | |
287 | ||
288 | ||
289 | TVector3 lpos; // start point choosing. | |
290 | GetLocalPosition(lpos); | |
291 | Float_t xx = lpos.Z(); | |
292 | Float_t yy = lpos.X(); | |
89308175 | 293 | Float_t e = GetEnergy(); |
cbd576a6 | 294 | |
351dd634 | 295 | AliInfo(Form("(x,z,e)[old] = (%f, %f, %f)", yy, xx, e)) ; |
cbd576a6 | 296 | |
89308175 | 297 | // xx = XY(xx/e); |
298 | // yy = XY(yy/e); | |
cbd576a6 | 299 | |
300 | ||
301 | Float_t eDigit ; | |
302 | AliPHOSDigit * digit ; | |
303 | Int_t nDigits = GetMultiplicity(); | |
89308175 | 304 | Int_t * digits = GetDigitsList(); |
305 | Float_t * energies = GetEnergiesList(); | |
cbd576a6 | 306 | |
307 | Float_t ix ; | |
308 | Float_t iy ; | |
309 | Int_t relid[4] ; | |
310 | ||
311 | Float_t exx = 0; | |
312 | Float_t eyy = 0; | |
313 | Float_t exy = 0; | |
314 | Float_t sqr; | |
315 | Float_t cos2fi = 1.; | |
316 | ||
88cb7938 | 317 | AliPHOSLoader* fLoader = AliPHOSLoader::GetPHOSLoader(fEventFolderName); |
6c8cd883 | 318 | AliPHOSGeometry * phosgeom = AliPHOSGeometry::GetInstance() ; |
cbd576a6 | 319 | |
c9eeb00e | 320 | Int_t iDigit; //loop variable |
321 | ||
322 | for(iDigit = 0 ; iDigit < nDigits ; iDigit ++) | |
cbd576a6 | 323 | { |
89308175 | 324 | digit = (AliPHOSDigit*)fLoader->Digits()->At( digits[iDigit] ); |
325 | eDigit = energies[iDigit]; | |
6c8cd883 | 326 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; |
327 | phosgeom->RelPosInModule(relid, iy, ix); | |
cbd576a6 | 328 | |
329 | Float_t dx = ix - xx; | |
330 | Float_t dy = iy - yy; | |
331 | exx += eDigit*dx*dx; | |
332 | eyy += eDigit*dy*dy; | |
333 | exy += eDigit*dx*dy; | |
334 | ||
335 | } | |
336 | ||
337 | sqr = TMath::Sqrt(4.*exy*exy + (exx-eyy)*(exx-eyy)); | |
338 | Float_t euu = (exx+eyy+sqr)/2.; | |
339 | if(sqr>1.e-10) cos2fi = (exx - eyy)/sqr; | |
340 | Float_t cosfi = TMath::Sqrt((1.+cos2fi)/2.); | |
341 | Float_t sinfi = TMath::Sqrt((1.-cos2fi)/2.); | |
342 | if(exy<0) sinfi = -sinfi; | |
343 | ||
344 | Float_t eu3 = 0; | |
c9eeb00e | 345 | for(iDigit = 0 ; iDigit < nDigits ; iDigit ++) |
cbd576a6 | 346 | { |
89308175 | 347 | digit = (AliPHOSDigit*)fLoader->Digits()->At( digits[iDigit] ); |
348 | eDigit = energies[iDigit]; | |
6c8cd883 | 349 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; |
350 | phosgeom->RelPosInModule(relid, iy, ix); | |
cbd576a6 | 351 | |
352 | Float_t dx = ix - xx; | |
353 | Float_t dy = iy - yy; | |
354 | Float_t du = dx*cosfi + dy*sinfi; | |
355 | eu3 += eDigit*du*du*du; | |
356 | } | |
357 | ||
89308175 | 358 | Float_t c = e*eu3*eu3/(euu*euu*euu)/2.; |
cbd576a6 | 359 | Float_t sign = 1.; |
360 | if(eu3<0) sign = -1.; | |
361 | Float_t r = 1.+ c + sign*TMath::Sqrt(2.*c + c*c); | |
362 | Float_t u = 0; | |
363 | if(TMath::Abs(r-1.)>0.1) u = eu3/euu*(r+1.)/(r-1.); | |
89308175 | 364 | if(TMath::Abs(r-1.)<0.1) u = TMath::Sqrt(sqr/e/r)*(1.+r); |
cbd576a6 | 365 | |
89308175 | 366 | Float_t e2c = e/(1.+r); |
367 | Float_t e1c = e-e2c; | |
cbd576a6 | 368 | Float_t u1 = -u/(1.+r); |
369 | Float_t u2 = u+u1; | |
370 | ||
371 | Float_t x1c = xx+u1*cosfi; | |
372 | Float_t y1c = yy+u1*sinfi; | |
373 | Float_t x2c = xx+u2*cosfi; | |
374 | Float_t y2c = yy+u2*sinfi; | |
375 | ||
376 | // printf("e1c -> %f\n",e1c); | |
377 | // printf("x1c -> %f\n",x1c); | |
378 | // printf("y1c -> %f\n",y1c); | |
379 | // printf("e2c -> %f\n",e2c); | |
380 | // printf("x2c -> %f\n",x2c); | |
381 | // printf("y2c -> %f\n",y2c); | |
382 | ||
383 | gamma1[0] = e1c; | |
384 | gamma1[1] = y1c; | |
385 | gamma1[2] = x1c; | |
386 | ||
387 | gamma2[0] = e2c; | |
388 | gamma2[1] = y2c; | |
389 | gamma2[2] = x2c; | |
390 | ||
391 | } | |
392 | ||
393 | void AliPHOSEvalRecPoint::TwoGam(Float_t* gamma1, Float_t* gamma2) | |
394 | { | |
395 | //Fitting algorithm for the two very closed gammas | |
396 | //that merged into the cluster with one maximum. | |
397 | // Starting points gamma1 and gamma2 must be provided before ( see InitTwoGam) | |
398 | //Set chisquare of the fit. | |
399 | ||
400 | ||
401 | Float_t st0 = GetReconstructionManager()->TwoGamInitialStep(); | |
402 | Float_t chmin = GetReconstructionManager()->TwoGamChisqMin(); | |
403 | Float_t emin = GetReconstructionManager()->TwoGamEmin(); | |
404 | Float_t stpmin = GetReconstructionManager()->TwoGamStepMin(); | |
89308175 | 405 | Int_t nIter = GetReconstructionManager()->TwoGamNumOfIterations(); // Number of iterations. |
cbd576a6 | 406 | |
407 | Float_t chisq = 100.; //Initial chisquare. | |
408 | ||
409 | Int_t nadc = GetMultiplicity(); | |
410 | if(nadc<3) | |
411 | fChi2Dof= -111.; | |
412 | ||
413 | Int_t dof = nadc - 5; | |
414 | if(dof<1) dof=1; | |
415 | Float_t chstop = chmin*dof; | |
416 | ||
417 | Float_t ch = 1.e+20; | |
418 | Float_t st = st0; | |
419 | Float_t grx1 = 0.; | |
420 | Float_t gry1 = 0.; | |
421 | Float_t grx2 = 0.; | |
422 | Float_t gry2 = 0.; | |
423 | Float_t gre = 0.; | |
424 | Float_t gr = 1.; | |
425 | Float_t ee1=0,xx1=0,yy1=0,ee2=0,xx2=0,yy2=0,cosi; | |
426 | ||
427 | Float_t e1c = gamma1[0]; | |
428 | Float_t y1c = gamma1[1]; | |
429 | Float_t x1c = gamma1[2]; | |
430 | ||
431 | Float_t e2c = gamma2[0]; | |
432 | Float_t y2c = gamma2[1]; | |
433 | Float_t x2c = gamma2[2]; | |
434 | ||
89308175 | 435 | Float_t e = GetEnergy(); |
cbd576a6 | 436 | |
437 | Float_t eDigit ; | |
438 | AliPHOSDigit * digit ; | |
439 | Int_t nDigits = GetMultiplicity(); | |
89308175 | 440 | Int_t * digits = GetDigitsList(); |
441 | Float_t * energies = GetEnergiesList(); | |
cbd576a6 | 442 | |
443 | Float_t ix ; | |
444 | Float_t iy ; | |
445 | Int_t relid[4] ; | |
446 | ||
88cb7938 | 447 | AliPHOSLoader* fLoader = AliPHOSLoader::GetPHOSLoader(fEventFolderName); |
6c8cd883 | 448 | AliPHOSGeometry * phosgeom = AliPHOSGeometry::GetInstance() ; |
cbd576a6 | 449 | |
89308175 | 450 | for(Int_t iter=0; iter<nIter; iter++) |
cbd576a6 | 451 | { |
452 | Float_t chisqc = 0.; | |
453 | Float_t grx1c = 0.; | |
454 | Float_t gry1c = 0.; | |
455 | Float_t grx2c = 0.; | |
456 | Float_t gry2c = 0.; | |
457 | Float_t grec = 0.; | |
458 | ||
459 | for(Int_t iDigit = 0 ; iDigit < nDigits ; iDigit ++) | |
460 | { | |
89308175 | 461 | digit = (AliPHOSDigit*)fLoader->Digits()->At( digits[iDigit] ); |
462 | eDigit = energies[iDigit]; | |
6c8cd883 | 463 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; |
464 | phosgeom->RelPosInModule(relid, iy, ix); | |
cbd576a6 | 465 | |
466 | Float_t a1,gx1,gy1; | |
467 | Float_t a2,gx2,gy2; | |
468 | ||
469 | Float_t dx1 = x1c - ix; | |
470 | Float_t dy1 = y1c - iy; | |
351dd634 | 471 | |
cbd576a6 | 472 | GetReconstructionManager()->AG(e1c,dx1,dy1,a1,gx1,gy1); |
473 | ||
474 | Float_t dx2 = x2c - ix; | |
475 | Float_t dy2 = y2c - iy; | |
351dd634 | 476 | |
cbd576a6 | 477 | GetReconstructionManager()->AG(e2c,dx2,dy2,a2,gx2,gy2); |
478 | ||
89308175 | 479 | Float_t a = a1+a2; |
480 | // Float_t D = Const*a*(1. - a/e); | |
cbd576a6 | 481 | // if(D<0) D=0; |
482 | ||
483 | // // D = 9.; // ???? | |
484 | ||
89308175 | 485 | // Float_t da = a - eDigit; |
cbd576a6 | 486 | // chisqc += da*da/D; |
487 | // Float_t dd = da/D; | |
89308175 | 488 | // dd = dd*(2.-dd*Const*(1.-2.*a/e)); |
cbd576a6 | 489 | |
490 | Float_t dd; | |
89308175 | 491 | chisqc += GetReconstructionManager()->TwoGamChi2(a,eDigit,e,dd); |
cbd576a6 | 492 | |
493 | grx1c += gx1*dd; | |
494 | gry1c += gy1*dd; | |
495 | grx2c += gx2*dd; | |
496 | gry2c += gy2*dd; | |
89308175 | 497 | grec += (a1/e1c - a2/e2c)*e*dd; |
cbd576a6 | 498 | |
499 | } | |
500 | ||
501 | Float_t grc = TMath::Sqrt(grx1c*grx1c + gry1c*gry1c + grx2c*grx2c + gry2c*gry2c); | |
502 | if(grc<1.e-10) grc=1.e-10; | |
503 | ||
504 | Float_t sc = 1. + chisqc/ch; | |
505 | st = st/sc; | |
506 | ||
507 | if(chisqc>ch) | |
508 | goto loop20; | |
509 | cosi = (grx1*grx1c + gry1*gry1c + grx2*grx2c + gry2*gry2c + gre*grec)/gr/grc; | |
510 | st = st*sc/(1.4 - cosi); | |
511 | ||
512 | ee1 = e1c; | |
513 | xx1 = x1c; | |
514 | yy1 = y1c; | |
515 | ee2 = e2c; | |
516 | xx2 = x2c; | |
517 | yy2 = y2c; | |
518 | ||
519 | ch = chisqc; | |
520 | ||
521 | if(ch<chstop) | |
522 | goto loop101; | |
523 | ||
524 | grx1 = grx1c; | |
525 | gry1 = gry1c; | |
526 | grx2 = grx2c; | |
527 | gry2 = gry2c; | |
528 | gre = grec; | |
529 | gr = grc; | |
530 | ||
531 | loop20: ; | |
532 | Float_t step = st*gr; | |
533 | ||
a675b8d6 | 534 | AliInfo(Form("Iteration %d dof %d chisq/dof %f chstop/dof %f step %f stpmin %f", |
351dd634 | 535 | iter, dof, ch/dof, chstop/dof, step, stpmin)) ; |
cbd576a6 | 536 | |
537 | ||
538 | if(step<stpmin) | |
539 | goto loop101; | |
540 | ||
89308175 | 541 | Float_t de = st*gre*e; |
cbd576a6 | 542 | e1c = ee1 - de; |
543 | e2c = ee2 + de; | |
544 | ||
545 | if( (e1c>emin) && (e2c>emin) ) | |
546 | goto loop25; | |
547 | st = st/2.; | |
548 | goto loop20; | |
549 | ||
550 | loop25: ; | |
551 | x1c = xx1 - st*grx1; | |
552 | y1c = yy1 - st*gry1; | |
553 | x2c = xx2 - st*grx2; | |
554 | y2c = yy2 - st*gry2; | |
555 | ||
556 | ||
557 | } | |
558 | ||
559 | loop101: | |
560 | ||
561 | // if(ch>chisq*(nadc-2)-delch) | |
562 | // return ch/dof; | |
563 | ||
564 | chisq = ch/dof; | |
565 | gamma1[0] = ee1; | |
566 | gamma1[1] = yy1; | |
567 | gamma1[2] = xx1; | |
568 | ||
569 | gamma2[0] = ee2; | |
570 | gamma2[1] = yy2; | |
571 | gamma2[2] = xx2; | |
572 | ||
89308175 | 573 | Float_t x1New = yy1; |
574 | Float_t z1New = xx1; | |
575 | Float_t e1New = ee1; | |
576 | Float_t x2New = yy2; | |
577 | Float_t z2New = xx2; | |
578 | Float_t e2New = ee2; | |
cbd576a6 | 579 | |
21cd0c07 | 580 | TString message ; |
89308175 | 581 | message = " (x,z,e)[1 fit] = (%f, %f, %f)\n" ; |
582 | message = " (x,z,e)[2 fit] = (%f, %f, %f)\n" ; | |
351dd634 | 583 | AliInfo(Form(message.Data(), |
89308175 | 584 | x1New, z1New, e1New, |
351dd634 | 585 | x2New, z2New, e2New)) ; |
cbd576a6 | 586 | |
587 | fChi2Dof = chisq; | |
588 | ||
589 | } | |
590 | ||
591 | void AliPHOSEvalRecPoint::UnfoldTwoMergedPoints(Float_t* gamma1, Float_t* gamma2) | |
592 | { | |
593 | //Unfold TWO merged rec. points in the case when cluster has only one maximum, | |
594 | //but it's fitting to the one gamma shower is too bad. | |
595 | // Use TwoGam() to estimate the positions and energies of merged points. | |
596 | ||
597 | ||
89308175 | 598 | Int_t nMax = 2; |
cbd576a6 | 599 | Float_t* gamma; |
600 | ||
89308175 | 601 | Int_t* digits = GetDigitsList(); |
cbd576a6 | 602 | Int_t nDigits = GetMultiplicity(); |
89308175 | 603 | Float_t* energies = GetEnergiesList(); |
cbd576a6 | 604 | Float_t* eFit = new Float_t[nDigits]; |
605 | ||
88cb7938 | 606 | AliPHOSLoader* fLoader = AliPHOSLoader::GetPHOSLoader(fEventFolderName); |
6c8cd883 | 607 | AliPHOSGeometry * phosgeom = AliPHOSGeometry::GetInstance() ; |
cbd576a6 | 608 | |
609 | for(Int_t iDigit=0; iDigit<nDigits; iDigit++) | |
610 | { | |
89308175 | 611 | AliPHOSDigit* digit = (AliPHOSDigit*)fLoader->Digits()->At( digits[iDigit] ); |
cbd576a6 | 612 | Int_t relid[4] ; |
6c8cd883 | 613 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; |
cbd576a6 | 614 | Float_t x,z; |
6c8cd883 | 615 | phosgeom->RelPosInModule(relid, x, z); |
cbd576a6 | 616 | |
617 | Float_t gain = 0.; | |
89308175 | 618 | for(Int_t iMax=0; iMax<nMax; iMax++) |
cbd576a6 | 619 | { |
620 | if(iMax==0) | |
621 | gamma = gamma1; | |
622 | else | |
623 | gamma = gamma2; | |
624 | ||
625 | Float_t eMax = gamma[0]; | |
626 | Float_t xMax = gamma[1]; | |
627 | Float_t zMax = gamma[2]; | |
628 | ||
629 | Float_t dx = xMax - x; | |
630 | Float_t dz = zMax - z; | |
89308175 | 631 | Float_t amp,gx,gy; |
632 | GetReconstructionManager()->AG(eMax,dz,dx,amp,gx,gy); | |
633 | gain += amp; | |
cbd576a6 | 634 | } |
635 | ||
636 | eFit[iDigit] = gain; | |
637 | } | |
638 | ||
639 | ||
89308175 | 640 | for( Int_t iMax=0; iMax<nMax; iMax++) |
cbd576a6 | 641 | { |
642 | if(iMax==0) | |
643 | gamma = gamma1; | |
644 | else | |
645 | gamma = gamma2; | |
646 | ||
647 | Float_t eMax = gamma[0]; | |
648 | Float_t xMax = gamma[1]; | |
649 | Float_t zMax = gamma[2]; | |
650 | ||
651 | AliPHOSEvalRecPoint* newRP = new AliPHOSEvalRecPoint(IsCPV(),this); | |
652 | TVector3 newpos(xMax,0,zMax); | |
653 | newRP->SetLocalPosition(newpos); | |
654 | ||
655 | for( Int_t iDigit = 0 ; iDigit < nDigits ; iDigit ++) | |
656 | { | |
89308175 | 657 | AliPHOSDigit* digit = (AliPHOSDigit*)fLoader->Digits()->At( digits[iDigit] ); |
658 | Float_t eDigit = energies[iDigit]; | |
cbd576a6 | 659 | Int_t relid[4] ; |
6c8cd883 | 660 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; |
cbd576a6 | 661 | Float_t ix,iz; |
6c8cd883 | 662 | phosgeom->RelPosInModule(relid, ix, iz); |
cbd576a6 | 663 | |
664 | Float_t dx = xMax - ix; | |
665 | Float_t dz = zMax - iz; | |
89308175 | 666 | Float_t singleShowerGain,gxMax,gyMax; |
667 | GetReconstructionManager()->AG(eMax,dz,dx,singleShowerGain,gxMax,gyMax); | |
668 | Float_t totalGain = eFit[iDigit]; | |
669 | Float_t ratio = singleShowerGain/totalGain; | |
cbd576a6 | 670 | eDigit = eDigit*ratio; |
671 | newRP->AddDigit(*digit,eDigit); | |
672 | } | |
351dd634 | 673 | AliInfo(Form("======= Split: daughter rec point %d =================", |
674 | iMax)) ; | |
e957fea8 | 675 | newRP->Print(); |
cbd576a6 | 676 | |
677 | } | |
678 | ||
679 | delete[] eFit; | |
cbd576a6 | 680 | |
681 | ||
682 | } | |
683 | ||
684 | ||
685 | void AliPHOSEvalRecPoint::EvaluatePosition() | |
686 | { | |
687 | // One gamma fit algorithm. | |
688 | // Set chisq/dof of the fit. | |
689 | // gamma1[0], gamma1[1], gamma1[2] are Energy,x,z of the reconstructed gamma, respectively. | |
690 | ||
691 | Int_t nDigits = GetMultiplicity(); | |
692 | if(nDigits<2) | |
693 | return; | |
694 | ||
89308175 | 695 | Int_t nIter = GetReconstructionManager()->OneGamNumOfIterations(); // number of iterations |
696 | Float_t st0 = GetReconstructionManager()->OneGamInitialStep(); // initial step | |
697 | // const Float_t stpMin = 0.005; | |
698 | Float_t stpMin = GetReconstructionManager()->OneGamStepMin(); | |
cbd576a6 | 699 | Float_t chmin = GetReconstructionManager()->OneGamChisqMin(); |
700 | ||
701 | TVector3 locpos; | |
702 | AliPHOSDigit* digit; | |
703 | Float_t eDigit; | |
704 | Int_t relid[4] ; | |
705 | Float_t ix, iy; | |
706 | ||
707 | GetLocalPosition(locpos); | |
89308175 | 708 | Float_t e = GetEnergy(); |
cbd576a6 | 709 | Float_t xc = locpos.Z(); |
710 | Float_t yc = locpos.X(); | |
711 | Float_t dx,dy,gx,gy,grxc,gryc; | |
89308175 | 712 | Float_t st = st0; |
cbd576a6 | 713 | Float_t chisq = 1.e+20; |
714 | Float_t gr = 1.; | |
715 | Float_t grx = 0.; | |
716 | Float_t gry = 0.; | |
717 | Int_t dof = GetMultiplicity() - 2; | |
718 | if(dof<1) | |
719 | dof = 1; | |
720 | Float_t chstop = chmin*dof; | |
721 | Float_t cosi,x1=0,y1=0; | |
722 | Float_t chisqc; | |
723 | ||
88cb7938 | 724 | AliPHOSLoader* fLoader = AliPHOSLoader::GetPHOSLoader(fEventFolderName); |
6c8cd883 | 725 | AliPHOSGeometry * phosgeom = AliPHOSGeometry::GetInstance() ; |
cbd576a6 | 726 | |
89308175 | 727 | for(Int_t iter=0; iter<nIter; iter++) |
cbd576a6 | 728 | { |
729 | ||
730 | chisqc = 0.; | |
731 | grxc = 0.; | |
732 | gryc = 0.; | |
733 | for(Int_t iDigit = 0 ; iDigit < nDigits ; iDigit ++) | |
734 | { | |
735 | ||
89308175 | 736 | Float_t* energies = GetEnergiesList(); |
737 | Int_t* digits = GetDigitsList(); | |
738 | digit = (AliPHOSDigit*)fLoader->Digits()->At( digits[iDigit] ); | |
739 | eDigit = energies[iDigit]; | |
6c8cd883 | 740 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; |
741 | phosgeom->RelPosInModule(relid, iy, ix); | |
cbd576a6 | 742 | |
743 | dx = xc - ix; | |
744 | dy = yc - iy; | |
745 | ||
746 | if(!dx) dx=dy; | |
747 | if(!dy) dy=dx; | |
748 | ||
89308175 | 749 | Float_t a; |
750 | GetReconstructionManager()->AG(e,dx,dy,a,gx,gy); | |
cbd576a6 | 751 | Float_t dd; |
351dd634 | 752 | AliInfo(Form(" (ix iy xc yc dx dy) %f %f %f %f %f %f", |
753 | ix, iy, xc, yc, dx, dy)) ; | |
89308175 | 754 | Float_t chi2dg = GetReconstructionManager()->OneGamChi2(a,eDigit,e,dd); |
cbd576a6 | 755 | |
756 | // Exclude digit with too large chisquare. | |
757 | if(chi2dg > 10) { continue; } | |
758 | ||
759 | chisqc += chi2dg; | |
760 | grxc += gx*dd; | |
761 | gryc += gy*dd; | |
762 | ||
763 | } | |
764 | ||
765 | Float_t grc = TMath::Sqrt(grxc*grxc + gryc*gryc); | |
766 | if(grc<1.e-10) grc=1.e-10; | |
767 | Float_t sc = 1. + chisqc/chisq; | |
351dd634 | 768 | AliInfo(Form(" chisq: %f", chisq)) ; |
cbd576a6 | 769 | st = st/sc; |
770 | if(chisqc>chisq) | |
771 | goto loop20; | |
772 | cosi = (grx*grxc + gry*gryc)/gr/grc; | |
773 | st = st*sc/(1.4 - cosi); | |
774 | x1 = xc; | |
775 | y1 = yc; | |
776 | grx = grxc; | |
777 | gry = gryc; | |
778 | gr = grc; | |
779 | chisq = chisqc; | |
780 | ||
781 | if(chisq<chstop) | |
782 | goto loop101; | |
783 | ||
784 | loop20: ; | |
785 | Float_t step = st*gr; | |
786 | ||
a675b8d6 | 787 | AliInfo(Form(" Iteration %d dof %d chisq/dof %f chstop/dof %f step %f stpMin %f", |
788 | iter, dof, chisq/dof, chstop/dof, step, stpMin)) ; | |
cbd576a6 | 789 | |
790 | ||
89308175 | 791 | if(step<stpMin) |
cbd576a6 | 792 | goto loop101; |
793 | ||
794 | if(step>1.) | |
795 | st = 1./gr; | |
796 | xc = x1 - st*grx; | |
797 | yc = y1 - st*gry; | |
798 | } | |
799 | ||
800 | ||
801 | loop101: | |
802 | chisq = chisq/dof; | |
803 | // if(chisq>Chsqcut) | |
804 | // { | |
805 | // // TwoGam(); | |
806 | // } | |
807 | ||
808 | Float_t gamma1[3]; | |
89308175 | 809 | gamma1[0] = e; |
cbd576a6 | 810 | gamma1[1] = y1; |
811 | gamma1[2] = x1; | |
812 | ||
813 | TVector3 newpos(gamma1[1],0,gamma1[2]); | |
814 | //SetLocalPosition(newpos); | |
815 | ||
816 | fLocPos=newpos; | |
89308175 | 817 | fAmp=e; |
cbd576a6 | 818 | |
819 | // TVector3 pos; | |
820 | // RP->GetLocalPosition(pos); | |
cbd576a6 | 821 | |
822 | ||
cbd576a6 | 823 | |
824 | fChi2Dof = chisq; | |
825 | ||
826 | } | |
827 | ||
828 | ||
829 | Bool_t AliPHOSEvalRecPoint::KillWeakPoint() | |
830 | { | |
831 | // Remove this point from further procession | |
832 | // if it's energy is too small. | |
833 | ||
89308175 | 834 | Float_t thr0 = GetReconstructionManager()->KillGamMinEnergy(); |
cbd576a6 | 835 | |
89308175 | 836 | if(GetEnergy()<thr0) { |
351dd634 | 837 | AliInfo(Form("+++++++ Killing this rec point ++++++++++")) ; |
cbd576a6 | 838 | RemoveFromWorkingPool(this); |
839 | return kTRUE; | |
840 | } | |
841 | ||
842 | return kFALSE; | |
843 | } | |
844 | ||
845 | ||
846 | void AliPHOSEvalRecPoint::SplitMergedShowers() | |
847 | { | |
848 | // Split two very close rec. points. | |
849 | ||
850 | if(GetMultiplicity()<2) | |
851 | return; | |
852 | ||
853 | Float_t gamma1[3]; | |
854 | Float_t gamma2[3]; | |
855 | ||
856 | InitTwoGam(gamma1,gamma2); // start points for fit | |
857 | TwoGam(gamma1,gamma2); // evaluate the positions and energies | |
858 | UnfoldTwoMergedPoints(gamma1,gamma2); // make the job | |
859 | ||
860 | } | |
861 | ||
862 | ||
863 | void AliPHOSEvalRecPoint::MergeClosePoint() | |
864 | { | |
89308175 | 865 | // merge rec.points if they are too close |
88cb7938 | 866 | AliPHOSLoader* fLoader = AliPHOSLoader::GetPHOSLoader(fEventFolderName); |
867 | // AliPHOSDigitizer* digitizer = fLoader->Digitizer(); | |
cbd576a6 | 868 | // Float_t fPedestal = digitizer->GetPedestal(); // YVK 30.09.2001 |
869 | // Float_t fSlope = digitizer->GetSlope(); | |
870 | ||
871 | for (Int_t i=0;i<InWorkingPool(); i++) | |
872 | { | |
873 | TObject* obj = GetFromWorkingPool(i); | |
366ed113 | 874 | if(!((TObject*)this)->IsEqual(obj)) |
cbd576a6 | 875 | { |
876 | AliPHOSRecPoint* rp = (AliPHOSRecPoint*)obj; | |
877 | if(GetPHOSMod() == rp->GetPHOSMod()) | |
878 | { | |
879 | if(TooClose(rp)) | |
880 | { | |
351dd634 | 881 | AliInfo(Form("+++++++ Merging point 1: ++++++")) ; |
e957fea8 | 882 | this->Print(); |
351dd634 | 883 | AliInfo(Form("+++++++ and point 2: ++++++++++")) ; |
e957fea8 | 884 | ((AliPHOSEvalRecPoint*)rp)->Print(); |
cbd576a6 | 885 | |
886 | //merge two rec. points | |
887 | TVector3 lpos1; | |
888 | TVector3 lpos2; | |
889 | this->GetLocalPosition(lpos1); | |
890 | rp->GetLocalPosition(lpos2); | |
891 | ||
89308175 | 892 | Int_t* digits = rp->GetDigitsList(); |
cbd576a6 | 893 | Float_t dE = rp->GetEnergy()/(rp->GetEnergy()+this->GetEnergy()); |
89308175 | 894 | Float_t newX = lpos1.X()*dE + lpos2.X()*(1.-dE); |
895 | Float_t newZ = lpos1.Z()*dE + lpos2.Z()*(1.-dE); | |
896 | Float_t newE = rp->GetEnergy()+this->GetEnergy(); | |
897 | Float_t* energies = ((AliPHOSEmcRecPoint*)rp)->GetEnergiesList(); | |
cbd576a6 | 898 | |
899 | for(Int_t iDigit=0; iDigit<rp->GetDigitsMultiplicity(); iDigit++) | |
900 | { | |
89308175 | 901 | AliPHOSDigit* digit = (AliPHOSDigit*)fLoader->Digits()->At(digits[iDigit]); |
902 | Float_t eDigit = energies[iDigit]; | |
cbd576a6 | 903 | this->AddDigit(*digit,eDigit); |
904 | } | |
905 | ||
89308175 | 906 | TVector3 newpos(newX,0,newZ); |
cbd576a6 | 907 | fLocPos = newpos; |
89308175 | 908 | fAmp = newE; |
cbd576a6 | 909 | RemoveFromWorkingPool(rp); |
910 | delete rp; | |
911 | ||
351dd634 | 912 | AliInfo(Form("++++++ Resulting point: ++++++++")) ; |
e957fea8 | 913 | this->Print(); |
cbd576a6 | 914 | |
915 | break; | |
916 | } | |
917 | } | |
918 | } | |
919 | } | |
920 | ||
921 | } | |
922 | ||
923 | Int_t AliPHOSEvalRecPoint::UnfoldLocalMaxima() | |
924 | { | |
925 | // Make unfolding in the reconstruction point with several local maxima. | |
926 | // Return the number of local maxima. | |
927 | ||
928 | // if multiplicity less then 2 - nothing to unfold | |
929 | if(GetMultiplicity()<2) return 1; | |
930 | ||
a0636361 | 931 | AliPHOSDigit * maxAt[1000]; |
cbd576a6 | 932 | Float_t maxAtEnergy[1000]; |
89308175 | 933 | Float_t locMaxCut, logWeight; |
cbd576a6 | 934 | Int_t relid[4] ; |
935 | Float_t xMax; | |
936 | Float_t zMax; | |
937 | ||
cbd576a6 | 938 | AliPHOSClusterizer* clusterizer = GetClusterizer(); |
939 | if(!clusterizer) { | |
351dd634 | 940 | AliFatal(Form("Cannot get clusterizer")) ; |
cbd576a6 | 941 | } |
942 | ||
943 | if(this->IsEmc()) { | |
89308175 | 944 | locMaxCut = clusterizer->GetEmcLocalMaxCut(); |
945 | logWeight = clusterizer->GetEmcLogWeight(); | |
cbd576a6 | 946 | } |
947 | else { | |
89308175 | 948 | locMaxCut = clusterizer->GetCpvLocalMaxCut(); |
949 | logWeight = clusterizer->GetCpvLogWeight(); | |
cbd576a6 | 950 | } |
951 | ||
88cb7938 | 952 | AliPHOSLoader* fLoader = AliPHOSLoader::GetPHOSLoader(fEventFolderName); |
6c8cd883 | 953 | AliPHOSGeometry * phosgeom = AliPHOSGeometry::GetInstance() ; |
88cb7938 | 954 | TClonesArray* digits = fLoader->Digits(); |
cbd576a6 | 955 | |
956 | // if number of local maxima less then 2 - nothing to unfold | |
89308175 | 957 | Int_t nMax = GetNumberOfLocalMax(maxAt,maxAtEnergy,locMaxCut,digits); |
958 | if(nMax<2) return nMax; | |
cbd576a6 | 959 | |
89308175 | 960 | Int_t* digitsList = GetDigitsList(); |
cbd576a6 | 961 | Int_t nDigits = GetMultiplicity(); |
89308175 | 962 | Float_t* energies = GetEnergiesList(); |
cbd576a6 | 963 | Float_t* eFit = new Float_t[nDigits]; |
964 | ||
c9eeb00e | 965 | Int_t iDigit; //loop variable |
966 | ||
967 | for(iDigit=0; iDigit<nDigits; iDigit++) | |
cbd576a6 | 968 | { |
969 | eFit[iDigit] = 0.; | |
970 | } | |
971 | ||
c9eeb00e | 972 | for(iDigit=0; iDigit<nDigits; iDigit++) |
cbd576a6 | 973 | { |
974 | ||
89308175 | 975 | AliPHOSDigit* digit = (AliPHOSDigit*)fLoader->Digits()->At( digitsList[iDigit] ); |
6c8cd883 | 976 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; |
cbd576a6 | 977 | Float_t x,z; |
6c8cd883 | 978 | phosgeom->RelPosInModule(relid, x, z); |
cbd576a6 | 979 | |
89308175 | 980 | for(Int_t iMax=0; iMax<nMax; iMax++) |
cbd576a6 | 981 | { |
a0636361 | 982 | AliPHOSDigit* digitMax = maxAt[iMax]; |
cbd576a6 | 983 | Float_t eMax = maxAtEnergy[iMax]; |
6c8cd883 | 984 | phosgeom->AbsToRelNumbering(digitMax->GetId(), relid) ; |
985 | phosgeom->RelPosInModule(relid, xMax, zMax); | |
cbd576a6 | 986 | Float_t dx = xMax - x; |
987 | Float_t dz = zMax - z; | |
89308175 | 988 | Float_t amp,gx,gy; |
989 | GetReconstructionManager()->AG(eMax,dz,dx,amp,gx,gy); | |
990 | // amp = amp + 0.5; | |
991 | eFit[iDigit] += amp; | |
cbd576a6 | 992 | } |
993 | } | |
994 | ||
995 | ||
89308175 | 996 | for(Int_t iMax=0; iMax<nMax; iMax++) |
cbd576a6 | 997 | { |
a0636361 | 998 | AliPHOSDigit* digitMax = maxAt[iMax]; |
6c8cd883 | 999 | phosgeom->AbsToRelNumbering(digitMax->GetId(), relid) ; |
1000 | phosgeom->RelPosInModule(relid, xMax, zMax); | |
cbd576a6 | 1001 | Float_t eMax = maxAtEnergy[iMax]; |
1002 | ||
1003 | AliPHOSEvalRecPoint* newRP = new AliPHOSEvalRecPoint(IsCPV(),this); | |
1004 | newRP->AddDigit(*digitMax,maxAtEnergy[iMax]); | |
1005 | ||
1006 | //Neighbous ( matrix 3x3 around the local maximum) | |
605cb8bb | 1007 | for(iDigit=0; iDigit<nDigits; iDigit++) |
cbd576a6 | 1008 | { |
89308175 | 1009 | AliPHOSDigit* digit = (AliPHOSDigit*)fLoader->Digits()->At( digitsList[iDigit] ); |
1010 | Float_t eDigit = energies[iDigit]; | |
6c8cd883 | 1011 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; |
cbd576a6 | 1012 | Float_t ix,iz; |
6c8cd883 | 1013 | phosgeom->RelPosInModule(relid, ix, iz); |
cbd576a6 | 1014 | |
1015 | if(AreNeighbours(digitMax,digit)) | |
1016 | { | |
1017 | Float_t dx = xMax - ix; | |
1018 | Float_t dz = zMax - iz; | |
89308175 | 1019 | Float_t singleShowerGain,gxMax,gyMax; |
1020 | GetReconstructionManager()->AG(eMax,dz,dx,singleShowerGain,gxMax,gyMax); | |
1021 | Float_t totalGain = eFit[iDigit]; | |
1022 | Float_t ratio = singleShowerGain/totalGain; | |
351dd634 | 1023 | AliInfo(Form(" ratio -> %f", ratio)) ; |
cbd576a6 | 1024 | eDigit = eDigit*ratio; |
1025 | newRP->AddDigit(*digit,eDigit); | |
1026 | } | |
1027 | } | |
1028 | ||
91daaf24 | 1029 | TVector3 vtx(0.,0.,0.) ; |
2163a649 | 1030 | TVector3 inc(0.,0.,0.) ; |
1031 | newRP->EvalLocalPosition(logWeight,vtx,digits,inc); | |
351dd634 | 1032 | AliInfo(Form("======= Unfold: daughter rec point %d =================", |
1033 | iMax)) ; | |
e957fea8 | 1034 | newRP->Print(); |
cbd576a6 | 1035 | } |
1036 | ||
1037 | // RemoveFromWorkingPool(this); | |
1038 | ||
1039 | delete[] eFit; | |
cbd576a6 | 1040 | |
89308175 | 1041 | return nMax; |
cbd576a6 | 1042 | |
1043 | } | |
1044 | ||
e957fea8 | 1045 | void AliPHOSEvalRecPoint::PrintPoint() |
cbd576a6 | 1046 | { |
89308175 | 1047 | // print rec.point to stdout |
e957fea8 | 1048 | AliPHOSCpvRecPoint::Print(); |
cbd576a6 | 1049 | |
1050 | TVector3 lpos; | |
1051 | GetLocalPosition(lpos); | |
1052 | ||
21cd0c07 | 1053 | TString message ; |
1054 | message = " Chi2/dof = %f" ; | |
1055 | message += " Local (x,z) = (%f, %f) in module %d" ; | |
351dd634 | 1056 | AliInfo(Form(message.Data(), Chi2Dof(), lpos.X(), lpos.Z(), GetPHOSMod())) ; |
21cd0c07 | 1057 | |
cbd576a6 | 1058 | } |
1059 | ||
1060 | AliPHOSRecManager* AliPHOSEvalRecPoint::GetReconstructionManager() const | |
1061 | { | |
89308175 | 1062 | // returns reconstruction manager |
cbd576a6 | 1063 | TFolder* aliceF = (TFolder*)gROOT->FindObjectAny("YSAlice"); |
1064 | TFolder* wPoolF = (TFolder*)aliceF->FindObject("WhiteBoard/RecPoints/PHOS/SmP"); | |
1065 | AliPHOSRecManager* recMng = (AliPHOSRecManager*)wPoolF->FindObject("AliPHOSRecManager"); | |
1066 | if(!recMng) { | |
351dd634 | 1067 | AliFatal(Form("Couldn't find Reconstruction Manager")) ; |
cbd576a6 | 1068 | } |
1069 | ||
1070 | return recMng; | |
1071 | } | |
1072 | ||
1073 | ||
1074 | AliPHOSRecPoint* AliPHOSEvalRecPoint::Parent() | |
1075 | { | |
89308175 | 1076 | // returns a parent |
cbd576a6 | 1077 | if(fParent<0) return NULL; |
1078 | else | |
1079 | return (AliPHOSRecPoint*)GetFromWorkingPool(fParent); | |
1080 | // return fParent; | |
1081 | } | |
1082 | ||
1083 | Float_t AliPHOSEvalRecPoint::Chi2Dof() const | |
1084 | { | |
89308175 | 1085 | // returns a chi^2 per degree of freedom |
cbd576a6 | 1086 | return fChi2Dof; |
1087 | } | |
1088 | ||
1089 | const TObject* AliPHOSEvalRecPoint::GetWorkingPool() | |
1090 | { | |
89308175 | 1091 | // returns a pool of rec.points |
cbd576a6 | 1092 | TFolder* aliceF = (TFolder*)gROOT->FindObjectAny("YSAlice"); |
1093 | TFolder* wPoolF = (TFolder*)aliceF->FindObject("WhiteBoard/RecPoints/PHOS/SmP"); | |
1094 | TObject* wPool = wPoolF->FindObject("SmartPoints"); | |
1095 | if(!wPool) { | |
351dd634 | 1096 | AliFatal(Form("Couldn't find Working Pool")) ; |
cbd576a6 | 1097 | } |
1098 | ||
1099 | return wPool; | |
1100 | } | |
1101 | ||
1102 | void AliPHOSEvalRecPoint::AddToWorkingPool(TObject* obj) | |
1103 | { | |
89308175 | 1104 | // add a rec.point to a pool |
cbd576a6 | 1105 | ((TObjArray*)GetWorkingPool())->Add(obj); |
1106 | } | |
1107 | ||
1108 | TObject* AliPHOSEvalRecPoint::GetFromWorkingPool(Int_t i) | |
1109 | { | |
89308175 | 1110 | // return a rec.point from a pool at an index i |
cbd576a6 | 1111 | // return fWorkingPool->At(i); |
1112 | return ((TObjArray*)GetWorkingPool())->At(i); | |
1113 | } | |
1114 | ||
1115 | Int_t AliPHOSEvalRecPoint::InWorkingPool() | |
1116 | { | |
89308175 | 1117 | // return the number of rec.points in a pool |
cbd576a6 | 1118 | return ((TObjArray*)GetWorkingPool())->GetEntries(); |
1119 | } | |
1120 | ||
1121 | void AliPHOSEvalRecPoint::RemoveFromWorkingPool(TObject* obj) | |
1122 | { | |
89308175 | 1123 | // remove a rec.point from a pool |
cbd576a6 | 1124 | ((TObjArray*)GetWorkingPool())->Remove(obj); |
1125 | ((TObjArray*)GetWorkingPool())->Compress(); | |
1126 | } | |
1127 | ||
1128 | void AliPHOSEvalRecPoint::PrintWorkingPool() | |
1129 | { | |
89308175 | 1130 | // print pool of rec.points to stdout |
e957fea8 | 1131 | ((TObjArray*)GetWorkingPool())->Print(); |
cbd576a6 | 1132 | } |