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458282ff | 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 | ||
16 | /* $Id$ */ | |
17 | ||
18 | //_________________________________________________________________________ | |
19 | // RecPoint implementation for PHOS-CPV | |
20 | // An CpvRecPoint is a cluster of digits | |
a3dfe79c | 21 | //*-- Author: Yuri Kharlov |
22 | // (after Dmitri Peressounko (RRC KI & SUBATECH)) | |
23 | // 30 October 2000 | |
458282ff | 24 | |
25 | // --- ROOT system --- | |
26 | #include "TPad.h" | |
27 | #include "TH2.h" | |
28 | #include "TMath.h" | |
29 | #include "TCanvas.h" | |
30 | ||
31 | // --- Standard library --- | |
32 | ||
33 | #include <iostream.h> | |
34 | ||
35 | // --- AliRoot header files --- | |
36 | ||
37 | #include "AliPHOSGeometry.h" | |
38 | #include "AliPHOSCpvRecPoint.h" | |
c4073cad | 39 | #include "AliPHOSPpsdRecPoint.h" |
458282ff | 40 | #include "AliRun.h" |
41 | #include "AliPHOSIndexToObject.h" | |
42 | ||
43 | ClassImp(AliPHOSCpvRecPoint) | |
44 | ||
45 | //____________________________________________________________________________ | |
46 | AliPHOSCpvRecPoint::AliPHOSCpvRecPoint(Float_t W0, Float_t LocMaxCut) | |
47 | : AliPHOSRecPoint() | |
48 | { | |
49 | // ctor | |
50 | ||
51 | fMulDigit = 0 ; | |
52 | fAmp = 0. ; | |
53 | fEnergyList = new Float_t[fMaxDigit]; | |
54 | AliPHOSGeometry * phosgeom = (AliPHOSGeometry *) fGeom ; | |
55 | fDelta = phosgeom->GetCrystalSize(0) ; | |
56 | fW0 = W0 ; | |
57 | fLocMaxCut = LocMaxCut ; | |
58 | fLocPos.SetX(1000000.) ; //Local position should be evaluated | |
59 | fLengX = -1; | |
60 | fLengZ = -1; | |
61 | } | |
62 | ||
63 | //____________________________________________________________________________ | |
64 | AliPHOSCpvRecPoint::~AliPHOSCpvRecPoint() | |
65 | { | |
66 | // dtor | |
67 | if ( fEnergyList ) delete[] fEnergyList ; | |
68 | } | |
69 | ||
70 | //____________________________________________________________________________ | |
71 | void AliPHOSCpvRecPoint::AddDigit(AliPHOSDigit & digit, Float_t Energy) | |
72 | { | |
73 | // Adds a digit to the RecPoint | |
74 | // and accumulates the total amplitude and the multiplicity | |
75 | ||
76 | if ( fMulDigit >= fMaxDigit ) { // increase the size of the lists | |
77 | fMaxDigit*=2 ; | |
78 | Int_t * tempo = new ( Int_t[fMaxDigit] ) ; | |
79 | Float_t * tempoE = new ( Float_t[fMaxDigit] ) ; | |
80 | ||
81 | Int_t index ; | |
82 | for ( index = 0 ; index < fMulDigit ; index++ ){ | |
83 | tempo[index] = fDigitsList[index] ; | |
84 | tempoE[index] = fEnergyList[index] ; | |
85 | } | |
86 | ||
87 | delete [] fDigitsList ; | |
88 | fDigitsList = new ( Int_t[fMaxDigit] ) ; | |
89 | ||
90 | delete [] fEnergyList ; | |
91 | fEnergyList = new ( Float_t[fMaxDigit] ) ; | |
92 | ||
93 | for ( index = 0 ; index < fMulDigit ; index++ ){ | |
94 | fDigitsList[index] = tempo[index] ; | |
95 | fEnergyList[index] = tempoE[index] ; | |
96 | } | |
97 | ||
98 | delete [] tempo ; | |
99 | delete [] tempoE ; | |
100 | } // if | |
101 | ||
102 | fDigitsList[fMulDigit] = digit.GetIndexInList() ; | |
103 | fEnergyList[fMulDigit] = Energy ; | |
104 | fMulDigit++ ; | |
105 | fAmp += Energy ; | |
106 | } | |
107 | ||
108 | //____________________________________________________________________________ | |
ad8cfaf4 | 109 | Bool_t AliPHOSCpvRecPoint::AreNeighbours(AliPHOSDigit * digit1, AliPHOSDigit * digit2 ) const |
458282ff | 110 | { |
111 | // Tells if (true) or not (false) two digits are neighbors) | |
112 | ||
113 | Bool_t aren = kFALSE ; | |
114 | ||
115 | AliPHOSGeometry * phosgeom = (AliPHOSGeometry *) fGeom ; | |
116 | Int_t relid1[4] ; | |
117 | phosgeom->AbsToRelNumbering(digit1->GetId(), relid1) ; | |
118 | ||
119 | Int_t relid2[4] ; | |
120 | phosgeom->AbsToRelNumbering(digit2->GetId(), relid2) ; | |
121 | ||
122 | Int_t rowdiff = TMath::Abs( relid1[2] - relid2[2] ) ; | |
123 | Int_t coldiff = TMath::Abs( relid1[3] - relid2[3] ) ; | |
124 | ||
125 | if (( coldiff <= 1 ) && ( rowdiff <= 1 ) && (coldiff + rowdiff > 0)) | |
126 | aren = kTRUE ; | |
127 | ||
128 | return aren ; | |
129 | } | |
130 | ||
131 | //____________________________________________________________________________ | |
2a941f4e | 132 | Int_t AliPHOSCpvRecPoint::Compare(const TObject * obj) const |
458282ff | 133 | { |
134 | // Compares two RecPoints according to their position in the PHOS modules | |
135 | ||
136 | Int_t rv ; | |
137 | ||
c4073cad | 138 | if( (strcmp(obj->ClassName() , "AliPHOSPpsdRecPoint" )) == 0) // PPSD Rec Point |
139 | { | |
140 | AliPHOSPpsdRecPoint * clu = (AliPHOSPpsdRecPoint *)obj ; | |
141 | if(this->GetPHOSMod() < clu->GetPHOSMod() ) | |
142 | rv = -1 ; | |
143 | else | |
144 | rv = 1 ; | |
145 | return rv ; | |
146 | } | |
147 | else | |
148 | { | |
149 | AliPHOSCpvRecPoint * clu = (AliPHOSCpvRecPoint *) obj ; | |
150 | ||
151 | Int_t phosmod1 = this->GetPHOSMod() ; | |
152 | Int_t phosmod2 = clu->GetPHOSMod() ; | |
153 | ||
154 | TVector3 locpos1; | |
155 | this->GetLocalPosition(locpos1) ; | |
156 | TVector3 locpos2; | |
157 | clu->GetLocalPosition(locpos2) ; | |
158 | ||
159 | if(phosmod1 == phosmod2 ) { | |
160 | Int_t rowdif = (Int_t)TMath::Ceil(locpos1.X()/fDelta)-(Int_t)TMath::Ceil(locpos2.X()/fDelta) ; | |
161 | if (rowdif> 0) | |
162 | rv = -1 ; | |
163 | else if(rowdif < 0) | |
164 | rv = 1 ; | |
165 | else if(locpos1.Z()>locpos2.Z()) | |
166 | rv = -1 ; | |
167 | else | |
168 | rv = 1 ; | |
169 | } | |
170 | ||
171 | else { | |
172 | if(phosmod1 < phosmod2 ) | |
173 | rv = -1 ; | |
174 | else | |
175 | rv = 1 ; | |
176 | } | |
177 | ||
178 | return rv ; | |
179 | } | |
458282ff | 180 | } |
181 | ||
182 | //______________________________________________________________________________ | |
183 | void AliPHOSCpvRecPoint::ExecuteEvent(Int_t event, Int_t px, Int_t py) | |
184 | { | |
185 | // Execute action corresponding to one event | |
186 | // This member function is called when a AliPHOSRecPoint is clicked with the locator | |
187 | // | |
188 | // If Left button is clicked on AliPHOSRecPoint, the digits are switched on | |
189 | // and switched off when the mouse button is released. | |
190 | // | |
191 | ||
192 | // static Int_t pxold, pyold; | |
193 | ||
194 | AliPHOSIndexToObject * please = AliPHOSIndexToObject::GetInstance() ; | |
195 | ||
196 | static TGraph * digitgraph = 0 ; | |
197 | ||
198 | if (!gPad->IsEditable()) return; | |
199 | ||
200 | TH2F * histo = 0 ; | |
201 | TCanvas * histocanvas ; | |
202 | ||
203 | switch (event) { | |
204 | ||
205 | case kButton1Down: { | |
206 | AliPHOSDigit * digit ; | |
207 | AliPHOSGeometry * phosgeom = (AliPHOSGeometry *) fGeom ; | |
208 | Int_t iDigit; | |
209 | Int_t relid[4] ; | |
210 | ||
211 | const Int_t kMulDigit = AliPHOSCpvRecPoint::GetDigitsMultiplicity() ; | |
212 | Float_t * xi = new Float_t[kMulDigit] ; | |
213 | Float_t * zi = new Float_t[kMulDigit] ; | |
214 | ||
215 | // create the histogram for the single cluster | |
216 | // 1. gets histogram boundaries | |
217 | Float_t ximax = -999. ; | |
218 | Float_t zimax = -999. ; | |
219 | Float_t ximin = 999. ; | |
220 | Float_t zimin = 999. ; | |
221 | ||
222 | for(iDigit=0; iDigit<kMulDigit; iDigit++) { | |
223 | digit = (AliPHOSDigit *) ( please->GimeDigit(fDigitsList[iDigit]) ) ; | |
224 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; | |
225 | phosgeom->RelPosInModule(relid, xi[iDigit], zi[iDigit]); | |
226 | if ( xi[iDigit] > ximax ) | |
227 | ximax = xi[iDigit] ; | |
228 | if ( xi[iDigit] < ximin ) | |
229 | ximin = xi[iDigit] ; | |
230 | if ( zi[iDigit] > zimax ) | |
231 | zimax = zi[iDigit] ; | |
232 | if ( zi[iDigit] < zimin ) | |
233 | zimin = zi[iDigit] ; | |
234 | } | |
235 | ximax += phosgeom->GetCrystalSize(0) / 2. ; | |
236 | zimax += phosgeom->GetCrystalSize(2) / 2. ; | |
237 | ximin -= phosgeom->GetCrystalSize(0) / 2. ; | |
238 | zimin -= phosgeom->GetCrystalSize(2) / 2. ; | |
239 | Int_t xdim = (int)( (ximax - ximin ) / phosgeom->GetCrystalSize(0) + 0.5 ) ; | |
240 | Int_t zdim = (int)( (zimax - zimin ) / phosgeom->GetCrystalSize(2) + 0.5 ) ; | |
241 | ||
242 | // 2. gets the histogram title | |
243 | ||
244 | Text_t title[100] ; | |
245 | sprintf(title,"Energy=%1.2f GeV ; Digits ; %d ", GetEnergy(), GetDigitsMultiplicity()) ; | |
246 | ||
247 | if (!histo) { | |
248 | delete histo ; | |
249 | histo = 0 ; | |
250 | } | |
251 | histo = new TH2F("cluster3D", title, xdim, ximin, ximax, zdim, zimin, zimax) ; | |
252 | ||
253 | Float_t x, z ; | |
254 | for(iDigit=0; iDigit<kMulDigit; iDigit++) { | |
255 | digit = (AliPHOSDigit *) ( please->GimeDigit(fDigitsList[iDigit]) ) ; | |
256 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; | |
257 | phosgeom->RelPosInModule(relid, x, z); | |
258 | histo->Fill(x, z, fEnergyList[iDigit] ) ; | |
259 | } | |
260 | ||
261 | if (!digitgraph) { | |
262 | digitgraph = new TGraph(kMulDigit,xi,zi); | |
263 | digitgraph-> SetMarkerStyle(5) ; | |
264 | digitgraph-> SetMarkerSize(1.) ; | |
265 | digitgraph-> SetMarkerColor(1) ; | |
266 | digitgraph-> Paint("P") ; | |
267 | } | |
268 | ||
269 | Print() ; | |
270 | histocanvas = new TCanvas("cluser", "a single cluster", 600, 500) ; | |
271 | histocanvas->Draw() ; | |
272 | histo->Draw("lego1") ; | |
273 | ||
274 | delete[] xi ; | |
275 | delete[] zi ; | |
276 | ||
277 | break; | |
278 | } | |
279 | ||
280 | case kButton1Up: | |
281 | if (digitgraph) { | |
282 | delete digitgraph ; | |
283 | digitgraph = 0 ; | |
284 | } | |
285 | break; | |
286 | ||
287 | } | |
288 | } | |
289 | ||
290 | //____________________________________________________________________________ | |
ad8cfaf4 | 291 | void AliPHOSCpvRecPoint::EvalAll(){ |
292 | AliPHOSRecPoint::EvalAll() ; | |
293 | EvalLocalPosition() ; | |
294 | } | |
295 | //____________________________________________________________________________ | |
296 | void AliPHOSCpvRecPoint::EvalLocalPosition() | |
297 | { | |
298 | // Calculates the center of gravity in the local PHOS-module coordinates | |
299 | ||
300 | AliPHOSIndexToObject * please = AliPHOSIndexToObject::GetInstance() ; | |
301 | ||
302 | Float_t wtot = 0. ; | |
303 | ||
304 | Int_t relid[4] ; | |
305 | ||
306 | Float_t x = 0. ; | |
307 | Float_t z = 0. ; | |
308 | ||
309 | AliPHOSDigit * digit ; | |
310 | ||
311 | AliPHOSGeometry * phosgeom = (AliPHOSGeometry *) fGeom ; | |
312 | ||
313 | Int_t iDigit; | |
314 | ||
315 | for(iDigit=0; iDigit<fMulDigit; iDigit++) { | |
316 | digit = (AliPHOSDigit *) ( please->GimeDigit(fDigitsList[iDigit]) ); | |
317 | ||
318 | Float_t xi ; | |
319 | Float_t zi ; | |
320 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; | |
321 | phosgeom->RelPosInModule(relid, xi, zi); | |
322 | Float_t w = TMath::Max( 0., fW0 + TMath::Log( fEnergyList[iDigit] / fAmp ) ) ; | |
323 | x += xi * w ; | |
324 | z += zi * w ; | |
325 | wtot += w ; | |
326 | } | |
327 | ||
328 | if (wtot != 0) { | |
329 | x /= wtot ; | |
330 | z /= wtot ; | |
331 | } else { | |
332 | x = -1e6 ; | |
333 | z = -1e6 ; | |
334 | if (fMulDigit != 0) cout << "AliPHOSCpvRecPoint: too low log weight factor " | |
335 | << "to evaluate cluster's center\n"; | |
336 | } | |
337 | fLocPos.SetX(x) ; | |
338 | fLocPos.SetY(0.) ; | |
339 | fLocPos.SetZ(z) ; | |
340 | ||
341 | } | |
342 | ||
343 | //____________________________________________________________________________ | |
344 | Float_t AliPHOSCpvRecPoint::GetDispersion() const | |
458282ff | 345 | { |
346 | // Calculates the dispersion of the shower at the origine of the RecPoint | |
347 | ||
348 | AliPHOSIndexToObject * please = AliPHOSIndexToObject::GetInstance() ; | |
349 | ||
350 | Float_t d = 0 ; | |
351 | Float_t wtot = 0 ; | |
352 | ||
353 | TVector3 locpos; | |
354 | GetLocalPosition(locpos); | |
355 | Float_t x = locpos.X() ; | |
356 | Float_t z = locpos.Z() ; | |
357 | ||
358 | AliPHOSDigit * digit ; | |
359 | AliPHOSGeometry * phosgeom = (AliPHOSGeometry *) fGeom ; | |
360 | ||
361 | Int_t iDigit; | |
362 | for(iDigit=0; iDigit < fMulDigit; iDigit++) { | |
363 | digit = (AliPHOSDigit *) ( please->GimeDigit(fDigitsList[iDigit]) ) ; | |
364 | Int_t relid[4] ; | |
365 | Float_t xi ; | |
366 | Float_t zi ; | |
367 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; | |
368 | phosgeom->RelPosInModule(relid, xi, zi); | |
369 | Float_t w = TMath::Max(0.,fW0+TMath::Log(fEnergyList[iDigit]/fAmp ) ) ; | |
370 | d += w*((xi-x)*(xi-x) + (zi-z)*(zi-z) ) ; | |
371 | wtot+=w ; | |
372 | } | |
373 | ||
374 | d /= wtot ; | |
375 | ||
376 | return TMath::Sqrt(d) ; | |
377 | } | |
378 | ||
379 | //____________________________________________________________________________ | |
ad8cfaf4 | 380 | void AliPHOSCpvRecPoint::GetElipsAxis(Float_t * lambda) const |
458282ff | 381 | { |
382 | // Calculates the axis of the shower ellipsoid | |
383 | ||
384 | AliPHOSIndexToObject * please = AliPHOSIndexToObject::GetInstance() ; | |
385 | ||
386 | Float_t wtot = 0. ; | |
387 | Float_t x = 0.; | |
388 | Float_t z = 0.; | |
389 | Float_t dxx = 0.; | |
390 | Float_t dzz = 0.; | |
391 | Float_t dxz = 0.; | |
392 | ||
393 | AliPHOSDigit * digit ; | |
394 | AliPHOSGeometry * phosgeom = (AliPHOSGeometry *) fGeom ; | |
395 | Int_t iDigit; | |
396 | ||
397 | for(iDigit=0; iDigit<fMulDigit; iDigit++) { | |
398 | digit = (AliPHOSDigit *) ( please->GimeDigit(fDigitsList[iDigit]) ) ; | |
399 | Int_t relid[4] ; | |
400 | Float_t xi ; | |
401 | Float_t zi ; | |
402 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; | |
403 | phosgeom->RelPosInModule(relid, xi, zi); | |
404 | Float_t w = TMath::Max(0.,fW0+TMath::Log(fEnergyList[iDigit]/fAmp ) ) ; | |
405 | dxx += w * xi * xi ; | |
406 | x += w * xi ; | |
407 | dzz += w * zi * zi ; | |
408 | z += w * zi ; | |
409 | dxz += w * xi * zi ; | |
410 | wtot += w ; | |
411 | } | |
412 | ||
413 | dxx /= wtot ; | |
414 | x /= wtot ; | |
415 | dxx -= x * x ; | |
416 | dzz /= wtot ; | |
417 | z /= wtot ; | |
418 | dzz -= z * z ; | |
419 | dxz /= wtot ; | |
420 | dxz -= x * z ; | |
421 | ||
422 | Float_t tmp0 = 0.5 * (dxx + dzz) + TMath::Sqrt( 0.25 * (dxx - dzz) * (dxx - dzz) + dxz * dxz ); | |
423 | Float_t tmp1 = 0.5 * (dxx + dzz) - TMath::Sqrt( 0.25 * (dxx - dzz) * (dxx - dzz) + dxz * dxz ); | |
424 | if (tmp0>=0) lambda[0] = TMath::Sqrt(tmp0); | |
425 | else lambda[0] = -TMath::Sqrt(-tmp0); | |
426 | if (tmp1>=0) lambda[1] = TMath::Sqrt(tmp1); | |
427 | else lambda[1] = -TMath::Sqrt(-tmp1); | |
428 | // lambda[0] = TMath::Sqrt( 0.5 * (dxx + dzz) + TMath::Sqrt( 0.25 * (dxx - dzz) * (dxx - dzz) + dxz * dxz ) ) ; | |
429 | // lambda[1] = TMath::Sqrt( 0.5 * (dxx + dzz) - TMath::Sqrt( 0.25 * (dxx - dzz) * (dxx - dzz) + dxz * dxz ) ) ; | |
430 | } | |
431 | ||
458282ff | 432 | |
433 | //____________________________________________________________________________ | |
434 | void AliPHOSCpvRecPoint::GetClusterLengths(Int_t &lengX, Int_t &lengZ) | |
435 | { | |
436 | // Calculates the cluster lengths along X and Z axes | |
437 | // These characteristics are needed for CPV to tune | |
438 | // digitization+reconstruction to experimental data | |
439 | // Yuri Kharlov. 24 October 2000 | |
440 | ||
441 | if( fLengX != -1 && fLengZ != -1 ) { // already evaluated | |
442 | lengX = fLengX ; | |
443 | lengZ = fLengZ ; | |
444 | return ; | |
445 | } | |
446 | ||
447 | AliPHOSIndexToObject * please = AliPHOSIndexToObject::GetInstance() ; | |
448 | ||
449 | Int_t relid[4] ; | |
450 | ||
451 | AliPHOSDigit * digit ; | |
452 | ||
453 | AliPHOSGeometry * phosgeom = (AliPHOSGeometry *) fGeom ; | |
454 | ||
a3dfe79c | 455 | const Int_t kMaxLeng=20; |
456 | Int_t idX[kMaxLeng], idZ[kMaxLeng]; | |
458282ff | 457 | lengX = 0; |
458 | lengZ = 0; | |
459 | Bool_t dejavu; | |
460 | ||
461 | for(Int_t iDigit=0; iDigit<fMulDigit; iDigit++) { | |
462 | digit = (AliPHOSDigit *) ( please->GimeDigit(fDigitsList[iDigit]) ); | |
463 | Int_t absId = digit->GetId(); | |
464 | phosgeom->AbsToRelNumbering(absId, relid) ; | |
465 | ||
cd461ab8 | 466 | Int_t i; |
458282ff | 467 | dejavu=kFALSE; |
cd461ab8 | 468 | for (i=0; i<lengX; i++) if (relid[2]==idX[i]) { dejavu=kTRUE; break; } |
458282ff | 469 | if (!dejavu) { |
470 | idX[lengX]=relid[2]; | |
471 | lengX++; | |
a3dfe79c | 472 | lengX = TMath::Min(lengX,kMaxLeng); |
458282ff | 473 | } |
474 | ||
475 | dejavu=kFALSE; | |
cd461ab8 | 476 | for (i=0; i<lengZ; i++) if (relid[3]==idZ[i]) { dejavu=kTRUE; break; } |
458282ff | 477 | if (!dejavu) { |
478 | idZ[lengZ]=relid[3]; | |
479 | lengZ++; | |
a3dfe79c | 480 | lengZ = TMath::Min(lengZ,kMaxLeng); |
458282ff | 481 | } |
482 | } | |
483 | fLengX = lengX; | |
484 | fLengZ = lengZ; | |
485 | } | |
486 | ||
487 | //____________________________________________________________________________ | |
ad8cfaf4 | 488 | Float_t AliPHOSCpvRecPoint::GetMaximalEnergy(void) const |
458282ff | 489 | { |
490 | // Finds the maximum energy in the cluster | |
491 | ||
492 | Float_t menergy = 0. ; | |
493 | ||
494 | Int_t iDigit; | |
495 | ||
496 | for(iDigit=0; iDigit<fMulDigit; iDigit++) { | |
497 | ||
498 | if(fEnergyList[iDigit] > menergy) | |
499 | menergy = fEnergyList[iDigit] ; | |
500 | } | |
501 | return menergy ; | |
502 | } | |
503 | ||
504 | //____________________________________________________________________________ | |
ad8cfaf4 | 505 | Int_t AliPHOSCpvRecPoint::GetMultiplicityAtLevel(const Float_t H) const |
458282ff | 506 | { |
507 | // Calculates the multiplicity of digits with energy larger than H*energy | |
508 | ||
509 | Int_t multipl = 0 ; | |
510 | Int_t iDigit ; | |
511 | for(iDigit=0; iDigit<fMulDigit; iDigit++) { | |
512 | ||
513 | if(fEnergyList[iDigit] > H * fAmp) | |
514 | multipl++ ; | |
515 | } | |
516 | return multipl ; | |
517 | } | |
518 | ||
519 | //____________________________________________________________________________ | |
ad8cfaf4 | 520 | Int_t AliPHOSCpvRecPoint::GetNumberOfLocalMax(Int_t * maxAt, Float_t * maxAtEnergy) const |
458282ff | 521 | { |
522 | // Calculates the number of local maxima in the cluster using fLocalMaxCut as the minimum | |
523 | // energy difference between two local maxima | |
524 | ||
525 | AliPHOSIndexToObject * please = AliPHOSIndexToObject::GetInstance() ; | |
526 | ||
527 | AliPHOSDigit * digit ; | |
528 | AliPHOSDigit * digitN ; | |
529 | ||
530 | ||
531 | Int_t iDigitN ; | |
532 | Int_t iDigit ; | |
533 | ||
534 | for(iDigit = 0; iDigit < fMulDigit; iDigit++){ | |
535 | maxAt[iDigit] = (Int_t) ( please->GimeDigit(fDigitsList[iDigit]) ) ; | |
536 | } | |
537 | ||
538 | for(iDigit = 0 ; iDigit < fMulDigit; iDigit++) { | |
539 | if(maxAt[iDigit] != -1) { | |
540 | digit = (AliPHOSDigit *) maxAt[iDigit] ; | |
541 | ||
542 | for(iDigitN = 0; iDigitN < fMulDigit; iDigitN++) { | |
543 | digitN = (AliPHOSDigit *) ( please->GimeDigit(fDigitsList[iDigitN]) ) ; | |
544 | ||
545 | if ( AreNeighbours(digit, digitN) ) { | |
546 | if (fEnergyList[iDigit] > fEnergyList[iDigitN] ) { | |
547 | maxAt[iDigitN] = -1 ; | |
548 | // but may be digit too is not local max ? | |
549 | if(fEnergyList[iDigit] < fEnergyList[iDigitN] + fLocMaxCut) | |
550 | maxAt[iDigit] = -1 ; | |
551 | } | |
552 | else { | |
553 | maxAt[iDigit] = -1 ; | |
554 | // but may be digitN too is not local max ? | |
555 | if(fEnergyList[iDigit] > fEnergyList[iDigitN] - fLocMaxCut) | |
556 | maxAt[iDigitN] = -1 ; | |
557 | } | |
558 | } // if Areneighbours | |
559 | } // while digitN | |
560 | } // slot not empty | |
561 | } // while digit | |
562 | ||
563 | iDigitN = 0 ; | |
564 | for(iDigit = 0; iDigit < fMulDigit; iDigit++) { | |
565 | if(maxAt[iDigit] != -1){ | |
566 | maxAt[iDigitN] = maxAt[iDigit] ; | |
567 | maxAtEnergy[iDigitN] = fEnergyList[iDigit] ; | |
568 | iDigitN++ ; | |
569 | } | |
570 | } | |
571 | return iDigitN ; | |
572 | } | |
573 | ||
574 | ||
575 | //____________________________________________________________________________ | |
576 | void AliPHOSCpvRecPoint::Print(Option_t * option) | |
577 | { | |
578 | // Print the list of digits belonging to the cluster | |
579 | ||
580 | cout << "AliPHOSCpvRecPoint: " << endl ; | |
581 | ||
582 | AliPHOSDigit * digit ; | |
583 | Int_t iDigit; | |
584 | AliPHOSGeometry * phosgeom = (AliPHOSGeometry *) fGeom ; | |
585 | ||
586 | Float_t xi ; | |
587 | Float_t zi ; | |
588 | Int_t relid[4] ; | |
589 | ||
590 | AliPHOSIndexToObject * please = AliPHOSIndexToObject::GetInstance() ; | |
591 | ||
592 | for(iDigit=0; iDigit<fMulDigit; iDigit++) { | |
593 | digit = please->GimeDigit( fDigitsList[iDigit] ) ; | |
594 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; | |
595 | phosgeom->RelPosInModule(relid, xi, zi); | |
596 | cout << " Id = " << digit->GetId() ; | |
597 | cout << " module = " << relid[0] ; | |
598 | cout << " x = " << xi ; | |
599 | cout << " z = " << zi ; | |
600 | cout << " Energy = " << fEnergyList[iDigit] << endl ; | |
601 | } | |
602 | cout << " Multiplicity = " << fMulDigit << endl ; | |
603 | cout << " Cluster Energy = " << fAmp << endl ; | |
604 | cout << " Stored at position " << GetIndexInList() << endl ; | |
605 | ||
606 | } |