]>
Commit | Line | Data |
---|---|---|
d15a28e7 | 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 | ||
b2a60966 | 16 | /* $Id$ */ |
17 | ||
d15a28e7 | 18 | //_________________________________________________________________________ |
b2a60966 | 19 | // RecPoint implementation for PHOS-EMC |
20 | // An EmcRecPoint is a cluster of digits | |
21 | // | |
22 | //*-- Author: Dmitri Peressounko (RRC KI & SUBATECH) | |
23 | ||
d15a28e7 | 24 | |
25 | // --- ROOT system --- | |
9f616d61 | 26 | #include "TPad.h" |
27 | #include "TH2.h" | |
d15a28e7 | 28 | #include "TMath.h" |
9f616d61 | 29 | #include "TCanvas.h" |
d15a28e7 | 30 | |
31 | // --- Standard library --- | |
32 | ||
de9ec31b | 33 | #include <iostream.h> |
d15a28e7 | 34 | |
35 | // --- AliRoot header files --- | |
36 | ||
37 | #include "AliPHOSGeometry.h" | |
38 | #include "AliPHOSEmcRecPoint.h" | |
39 | #include "AliRun.h" | |
83974468 | 40 | #include "AliPHOSIndexToObject.h" |
d15a28e7 | 41 | |
42 | ClassImp(AliPHOSEmcRecPoint) | |
43 | ||
44 | //____________________________________________________________________________ | |
45 | AliPHOSEmcRecPoint::AliPHOSEmcRecPoint(Float_t W0, Float_t LocMaxCut) | |
46 | : AliPHOSRecPoint() | |
47 | { | |
48 | // ctor | |
49 | ||
50 | fMulDigit = 0 ; | |
51 | fAmp = 0. ; | |
52 | fEnergyList = new Float_t[fMaxDigit]; | |
92862013 | 53 | AliPHOSGeometry * phosgeom = (AliPHOSGeometry *) fGeom ; |
54 | fDelta = phosgeom->GetCrystalSize(0) ; | |
d15a28e7 | 55 | fW0 = W0 ; |
56 | fLocMaxCut = LocMaxCut ; | |
57 | fLocPos.SetX(1000000.) ; //Local position should be evaluated | |
69183710 | 58 | |
83974468 | 59 | } |
60 | ||
61 | //____________________________________________________________________________ | |
62 | AliPHOSEmcRecPoint::~AliPHOSEmcRecPoint() | |
63 | { | |
88714635 | 64 | // dtor |
83974468 | 65 | if ( fEnergyList ) |
66 | delete[] fEnergyList ; | |
d15a28e7 | 67 | } |
68 | ||
d15a28e7 | 69 | //____________________________________________________________________________ |
83974468 | 70 | void AliPHOSEmcRecPoint::AddDigit(AliPHOSDigit & digit, Float_t Energy) |
d15a28e7 | 71 | { |
b2a60966 | 72 | // Adds a digit to the RecPoint |
73 | // and accumulates the total amplitude and the multiplicity | |
d15a28e7 | 74 | |
75 | if ( fMulDigit >= fMaxDigit ) { // increase the size of the lists | |
9f616d61 | 76 | fMaxDigit*=2 ; |
83974468 | 77 | Int_t * tempo = new ( Int_t[fMaxDigit] ) ; |
9f616d61 | 78 | Float_t * tempoE = new ( Float_t[fMaxDigit] ) ; |
79 | ||
80 | Int_t index ; | |
d15a28e7 | 81 | for ( index = 0 ; index < fMulDigit ; index++ ){ |
83974468 | 82 | tempo[index] = fDigitsList[index] ; |
d15a28e7 | 83 | tempoE[index] = fEnergyList[index] ; |
84 | } | |
85 | ||
9f616d61 | 86 | delete [] fDigitsList ; |
83974468 | 87 | fDigitsList = new ( Int_t[fMaxDigit] ) ; |
9f616d61 | 88 | |
89 | delete [] fEnergyList ; | |
90 | fEnergyList = new ( Float_t[fMaxDigit] ) ; | |
91 | ||
92 | for ( index = 0 ; index < fMulDigit ; index++ ){ | |
93 | fDigitsList[index] = tempo[index] ; | |
94 | fEnergyList[index] = tempoE[index] ; | |
95 | } | |
96 | ||
97 | delete [] tempo ; | |
98 | delete [] tempoE ; | |
99 | } // if | |
d15a28e7 | 100 | |
83974468 | 101 | fDigitsList[fMulDigit] = digit.GetIndexInList() ; |
102 | fEnergyList[fMulDigit] = Energy ; | |
103 | fMulDigit++ ; | |
d15a28e7 | 104 | fAmp += Energy ; |
105 | } | |
106 | ||
107 | //____________________________________________________________________________ | |
108 | Bool_t AliPHOSEmcRecPoint::AreNeighbours(AliPHOSDigit * digit1, AliPHOSDigit * digit2 ) | |
109 | { | |
b2a60966 | 110 | // Tells if (true) or not (false) two digits are neighbors) |
d15a28e7 | 111 | |
112 | Bool_t aren = kFALSE ; | |
113 | ||
92862013 | 114 | AliPHOSGeometry * phosgeom = (AliPHOSGeometry *) fGeom ; |
d15a28e7 | 115 | Int_t relid1[4] ; |
92862013 | 116 | phosgeom->AbsToRelNumbering(digit1->GetId(), relid1) ; |
d15a28e7 | 117 | |
118 | Int_t relid2[4] ; | |
92862013 | 119 | phosgeom->AbsToRelNumbering(digit2->GetId(), relid2) ; |
d15a28e7 | 120 | |
92862013 | 121 | Int_t rowdiff = TMath::Abs( relid1[2] - relid2[2] ) ; |
122 | Int_t coldiff = TMath::Abs( relid1[3] - relid2[3] ) ; | |
d15a28e7 | 123 | |
92862013 | 124 | if (( coldiff <= 1 ) && ( rowdiff <= 1 ) && (coldiff + rowdiff > 0)) |
d15a28e7 | 125 | aren = kTRUE ; |
126 | ||
127 | return aren ; | |
128 | } | |
129 | ||
130 | //____________________________________________________________________________ | |
131 | Int_t AliPHOSEmcRecPoint::Compare(TObject * obj) | |
132 | { | |
b2a60966 | 133 | // Compares two RecPoints according to their position in the PHOS modules |
134 | ||
d15a28e7 | 135 | Int_t rv ; |
136 | ||
137 | AliPHOSEmcRecPoint * clu = (AliPHOSEmcRecPoint *)obj ; | |
138 | ||
139 | ||
92862013 | 140 | Int_t phosmod1 = this->GetPHOSMod() ; |
141 | Int_t phosmod2 = clu->GetPHOSMod() ; | |
d15a28e7 | 142 | |
92862013 | 143 | TVector3 locpos1; |
144 | this->GetLocalPosition(locpos1) ; | |
145 | TVector3 locpos2; | |
146 | clu->GetLocalPosition(locpos2) ; | |
d15a28e7 | 147 | |
92862013 | 148 | if(phosmod1 == phosmod2 ) { |
149 | Int_t rowdif = (Int_t)TMath::Ceil(locpos1.X()/fDelta)-(Int_t)TMath::Ceil(locpos2.X()/fDelta) ; | |
d15a28e7 | 150 | if (rowdif> 0) |
151 | rv = -1 ; | |
152 | else if(rowdif < 0) | |
153 | rv = 1 ; | |
92862013 | 154 | else if(locpos1.Z()>locpos2.Z()) |
d15a28e7 | 155 | rv = -1 ; |
156 | else | |
157 | rv = 1 ; | |
158 | } | |
159 | ||
160 | else { | |
92862013 | 161 | if(phosmod1 < phosmod2 ) |
d15a28e7 | 162 | rv = -1 ; |
163 | else | |
164 | rv = 1 ; | |
165 | } | |
166 | ||
167 | return rv ; | |
168 | } | |
169 | ||
9f616d61 | 170 | //______________________________________________________________________________ |
171 | void AliPHOSEmcRecPoint::ExecuteEvent(Int_t event, Int_t px, Int_t py) | |
172 | { | |
b2a60966 | 173 | // Execute action corresponding to one event |
6ad0bfa0 | 174 | // This member function is called when a AliPHOSRecPoint is clicked with the locator |
175 | // | |
176 | // If Left button is clicked on AliPHOSRecPoint, the digits are switched on | |
177 | // and switched off when the mouse button is released. | |
178 | // | |
9f616d61 | 179 | |
180 | // static Int_t pxold, pyold; | |
181 | ||
83974468 | 182 | AliPHOSIndexToObject * please = AliPHOSIndexToObject::GetInstance() ; |
9f616d61 | 183 | |
83974468 | 184 | static TGraph * digitgraph = 0 ; |
185 | ||
186 | if (!gPad->IsEditable()) return; | |
187 | ||
188 | TH2F * histo = 0 ; | |
189 | TCanvas * histocanvas ; | |
190 | ||
191 | switch (event) { | |
192 | ||
193 | case kButton1Down: { | |
194 | AliPHOSDigit * digit ; | |
195 | AliPHOSGeometry * phosgeom = (AliPHOSGeometry *) fGeom ; | |
196 | Int_t iDigit; | |
197 | Int_t relid[4] ; | |
198 | ||
88714635 | 199 | const Int_t kMulDigit = AliPHOSEmcRecPoint::GetDigitsMultiplicity() ; |
200 | Float_t * xi = new Float_t[kMulDigit] ; | |
201 | Float_t * zi = new Float_t[kMulDigit] ; | |
83974468 | 202 | |
203 | // create the histogram for the single cluster | |
204 | // 1. gets histogram boundaries | |
205 | Float_t ximax = -999. ; | |
206 | Float_t zimax = -999. ; | |
207 | Float_t ximin = 999. ; | |
208 | Float_t zimin = 999. ; | |
209 | ||
88714635 | 210 | for(iDigit=0; iDigit<kMulDigit; iDigit++) { |
83974468 | 211 | digit = (AliPHOSDigit *) ( please->GimeDigit(fDigitsList[iDigit]) ) ; |
212 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; | |
213 | phosgeom->RelPosInModule(relid, xi[iDigit], zi[iDigit]); | |
214 | if ( xi[iDigit] > ximax ) | |
215 | ximax = xi[iDigit] ; | |
216 | if ( xi[iDigit] < ximin ) | |
217 | ximin = xi[iDigit] ; | |
218 | if ( zi[iDigit] > zimax ) | |
219 | zimax = zi[iDigit] ; | |
220 | if ( zi[iDigit] < zimin ) | |
221 | zimin = zi[iDigit] ; | |
222 | } | |
223 | ximax += phosgeom->GetCrystalSize(0) / 2. ; | |
224 | zimax += phosgeom->GetCrystalSize(2) / 2. ; | |
225 | ximin -= phosgeom->GetCrystalSize(0) / 2. ; | |
226 | zimin -= phosgeom->GetCrystalSize(2) / 2. ; | |
227 | Int_t xdim = (int)( (ximax - ximin ) / phosgeom->GetCrystalSize(0) + 0.5 ) ; | |
228 | Int_t zdim = (int)( (zimax - zimin ) / phosgeom->GetCrystalSize(2) + 0.5 ) ; | |
229 | ||
230 | // 2. gets the histogram title | |
231 | ||
232 | Text_t title[100] ; | |
233 | sprintf(title,"Energy=%1.2f GeV ; Digits ; %d ", GetEnergy(), GetDigitsMultiplicity()) ; | |
234 | ||
235 | if (!histo) { | |
236 | delete histo ; | |
237 | histo = 0 ; | |
238 | } | |
239 | histo = new TH2F("cluster3D", title, xdim, ximin, ximax, zdim, zimin, zimax) ; | |
240 | ||
241 | Float_t x, z ; | |
88714635 | 242 | for(iDigit=0; iDigit<kMulDigit; iDigit++) { |
83974468 | 243 | digit = (AliPHOSDigit *) ( please->GimeDigit(fDigitsList[iDigit]) ) ; |
244 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; | |
245 | phosgeom->RelPosInModule(relid, x, z); | |
246 | histo->Fill(x, z, fEnergyList[iDigit] ) ; | |
247 | } | |
248 | ||
249 | if (!digitgraph) { | |
88714635 | 250 | digitgraph = new TGraph(kMulDigit,xi,zi); |
83974468 | 251 | digitgraph-> SetMarkerStyle(5) ; |
252 | digitgraph-> SetMarkerSize(1.) ; | |
253 | digitgraph-> SetMarkerColor(1) ; | |
254 | digitgraph-> Paint("P") ; | |
255 | } | |
256 | ||
257 | Print() ; | |
258 | histocanvas = new TCanvas("cluser", "a single cluster", 600, 500) ; | |
259 | histocanvas->Draw() ; | |
260 | histo->Draw("lego1") ; | |
261 | ||
262 | delete[] xi ; | |
263 | delete[] zi ; | |
264 | ||
265 | break; | |
266 | } | |
267 | ||
268 | case kButton1Up: | |
269 | if (digitgraph) { | |
270 | delete digitgraph ; | |
271 | digitgraph = 0 ; | |
272 | } | |
273 | break; | |
9f616d61 | 274 | |
275 | } | |
276 | } | |
277 | ||
d15a28e7 | 278 | //____________________________________________________________________________ |
279 | Float_t AliPHOSEmcRecPoint::GetDispersion() | |
280 | { | |
b2a60966 | 281 | // Calculates the dispersion of the shower at the origine of the RecPoint |
282 | ||
83974468 | 283 | AliPHOSIndexToObject * please = AliPHOSIndexToObject::GetInstance() ; |
284 | ||
92862013 | 285 | Float_t d = 0 ; |
d15a28e7 | 286 | Float_t wtot = 0 ; |
287 | ||
92862013 | 288 | TVector3 locpos; |
289 | GetLocalPosition(locpos); | |
290 | Float_t x = locpos.X() ; | |
291 | Float_t z = locpos.Z() ; | |
d15a28e7 | 292 | |
293 | AliPHOSDigit * digit ; | |
92862013 | 294 | AliPHOSGeometry * phosgeom = (AliPHOSGeometry *) fGeom ; |
d15a28e7 | 295 | |
296 | Int_t iDigit; | |
88714635 | 297 | for(iDigit=0; iDigit < fMulDigit; iDigit++) { |
83974468 | 298 | digit = (AliPHOSDigit *) ( please->GimeDigit(fDigitsList[iDigit]) ) ; |
d15a28e7 | 299 | Int_t relid[4] ; |
300 | Float_t xi ; | |
301 | Float_t zi ; | |
92862013 | 302 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; |
303 | phosgeom->RelPosInModule(relid, xi, zi); | |
d15a28e7 | 304 | Float_t w = TMath::Max(0.,fW0+TMath::Log(fEnergyList[iDigit]/fAmp ) ) ; |
92862013 | 305 | d += w*((xi-x)*(xi-x) + (zi-z)*(zi-z) ) ; |
d15a28e7 | 306 | wtot+=w ; |
307 | } | |
308 | ||
92862013 | 309 | d /= wtot ; |
d15a28e7 | 310 | |
92862013 | 311 | return TMath::Sqrt(d) ; |
d15a28e7 | 312 | } |
fad3e5b9 | 313 | //______________________________________________________________________________ |
314 | Float_t AliPHOSEmcRecPoint::CoreEnergy() | |
315 | { | |
316 | //This function calculates energy in the core, | |
317 | //i.e. within radius rad = 3cm. Beyond this radius | |
318 | //in accoradnce with shower profile energy deposition | |
319 | // should be less than 2% | |
320 | ||
321 | AliPHOSIndexToObject * please = AliPHOSIndexToObject::GetInstance() ; | |
322 | ||
323 | Float_t eCore = 0 ; | |
324 | Float_t coreRadius = 3 ; | |
325 | ||
326 | TVector3 locpos; | |
327 | GetLocalPosition(locpos); | |
328 | Float_t x = locpos.X() ; | |
329 | Float_t z = locpos.Z() ; | |
330 | ||
331 | AliPHOSDigit * digit ; | |
332 | AliPHOSGeometry * phosgeom = (AliPHOSGeometry *) fGeom ; | |
333 | ||
334 | Int_t iDigit; | |
335 | for(iDigit=0; iDigit < fMulDigit; iDigit++) { | |
336 | digit = (AliPHOSDigit *) ( please->GimeDigit(fDigitsList[iDigit]) ) ; | |
337 | Int_t relid[4] ; | |
338 | Float_t xi ; | |
339 | Float_t zi ; | |
340 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; | |
341 | phosgeom->RelPosInModule(relid, xi, zi); | |
342 | Float_t distance = TMath::Sqrt((xi-x)*(xi-x)+(zi-z)*(zi-z)) ; | |
343 | if(distance < coreRadius) | |
344 | eCore += fEnergyList[iDigit] ; | |
345 | } | |
346 | ||
347 | return eCore ; | |
348 | } | |
d15a28e7 | 349 | |
350 | //____________________________________________________________________________ | |
351 | void AliPHOSEmcRecPoint::GetElipsAxis(Float_t * lambda) | |
352 | { | |
b2a60966 | 353 | // Calculates the axis of the shower ellipsoid |
83974468 | 354 | |
355 | AliPHOSIndexToObject * please = AliPHOSIndexToObject::GetInstance() ; | |
356 | ||
e8dbb96e | 357 | Double_t wtot = 0. ; |
358 | Double_t x = 0.; | |
359 | Double_t z = 0.; | |
360 | Double_t dxx = 0.; | |
361 | Double_t dzz = 0.; | |
362 | Double_t dxz = 0.; | |
d15a28e7 | 363 | |
364 | AliPHOSDigit * digit ; | |
92862013 | 365 | AliPHOSGeometry * phosgeom = (AliPHOSGeometry *) fGeom ; |
d15a28e7 | 366 | Int_t iDigit; |
367 | ||
368 | for(iDigit=0; iDigit<fMulDigit; iDigit++) { | |
83974468 | 369 | digit = (AliPHOSDigit *) ( please->GimeDigit(fDigitsList[iDigit]) ) ; |
d15a28e7 | 370 | Int_t relid[4] ; |
371 | Float_t xi ; | |
372 | Float_t zi ; | |
92862013 | 373 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; |
374 | phosgeom->RelPosInModule(relid, xi, zi); | |
e8dbb96e | 375 | Double_t w = TMath::Max(0.,fW0+TMath::Log(fEnergyList[iDigit]/fAmp ) ) ; |
92862013 | 376 | dxx += w * xi * xi ; |
d15a28e7 | 377 | x += w * xi ; |
92862013 | 378 | dzz += w * zi * zi ; |
d15a28e7 | 379 | z += w * zi ; |
92862013 | 380 | dxz += w * xi * zi ; |
d15a28e7 | 381 | wtot += w ; |
382 | } | |
92862013 | 383 | dxx /= wtot ; |
d15a28e7 | 384 | x /= wtot ; |
92862013 | 385 | dxx -= x * x ; |
386 | dzz /= wtot ; | |
d15a28e7 | 387 | z /= wtot ; |
92862013 | 388 | dzz -= z * z ; |
389 | dxz /= wtot ; | |
390 | dxz -= x * z ; | |
d15a28e7 | 391 | |
69183710 | 392 | // //Apply correction due to non-perpendicular incidence |
393 | // Double_t CosX ; | |
394 | // Double_t CosZ ; | |
395 | // Double_t DistanceToIP= (Double_t ) ((AliPHOSGeometry *) fGeom)->GetIPtoCrystalSurface() ; | |
396 | ||
397 | // CosX = DistanceToIP/TMath::Sqrt(DistanceToIP*DistanceToIP+x*x) ; | |
398 | // CosZ = DistanceToIP/TMath::Sqrt(DistanceToIP*DistanceToIP+z*z) ; | |
399 | ||
400 | // dxx = dxx/(CosX*CosX) ; | |
401 | // dzz = dzz/(CosZ*CosZ) ; | |
402 | // dxz = dxz/(CosX*CosZ) ; | |
403 | ||
404 | ||
e8dbb96e | 405 | lambda[0] = 0.5 * (dxx + dzz) + TMath::Sqrt( 0.25 * (dxx - dzz) * (dxx - dzz) + dxz * dxz ) ; |
406 | if(lambda[0] > 0) | |
407 | lambda[0] = TMath::Sqrt(lambda[0]) ; | |
408 | ||
409 | lambda[1] = 0.5 * (dxx + dzz) - TMath::Sqrt( 0.25 * (dxx - dzz) * (dxx - dzz) + dxz * dxz ) ; | |
410 | if(lambda[1] > 0) //To avoid exception if numerical errors lead to negative lambda. | |
411 | lambda[1] = TMath::Sqrt(lambda[1]) ; | |
412 | else | |
413 | lambda[1]= 0. ; | |
d15a28e7 | 414 | } |
415 | ||
b2a60966 | 416 | //____________________________________________________________________________ |
417 | void AliPHOSEmcRecPoint::GetLocalPosition(TVector3 &LPos) | |
418 | { | |
419 | // Calculates the center of gravity in the local PHOS-module coordinates | |
83974468 | 420 | |
421 | AliPHOSIndexToObject * please = AliPHOSIndexToObject::GetInstance() ; | |
422 | ||
b2a60966 | 423 | if( fLocPos.X() < 1000000.) { // already evaluated |
424 | LPos = fLocPos ; | |
425 | return ; | |
426 | } | |
427 | ||
428 | Float_t wtot = 0. ; | |
429 | ||
430 | Int_t relid[4] ; | |
431 | ||
432 | Float_t x = 0. ; | |
433 | Float_t z = 0. ; | |
434 | ||
435 | AliPHOSDigit * digit ; | |
436 | ||
437 | AliPHOSGeometry * phosgeom = (AliPHOSGeometry *) fGeom ; | |
438 | ||
439 | Int_t iDigit; | |
440 | ||
69183710 | 441 | |
b2a60966 | 442 | for(iDigit=0; iDigit<fMulDigit; iDigit++) { |
83974468 | 443 | digit = (AliPHOSDigit *) ( please->GimeDigit(fDigitsList[iDigit]) ); |
b2a60966 | 444 | |
445 | Float_t xi ; | |
446 | Float_t zi ; | |
447 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; | |
448 | phosgeom->RelPosInModule(relid, xi, zi); | |
449 | Float_t w = TMath::Max( 0., fW0 + TMath::Log( fEnergyList[iDigit] / fAmp ) ) ; | |
450 | x += xi * w ; | |
451 | z += zi * w ; | |
452 | wtot += w ; | |
b2a60966 | 453 | |
9ce1a8d9 | 454 | } |
69183710 | 455 | |
456 | x /= wtot ; | |
457 | z /= wtot ; | |
b2a60966 | 458 | fLocPos.SetX(x) ; |
459 | fLocPos.SetY(0.) ; | |
460 | fLocPos.SetZ(z) ; | |
461 | ||
462 | LPos = fLocPos ; | |
463 | } | |
464 | ||
d15a28e7 | 465 | //____________________________________________________________________________ |
466 | Float_t AliPHOSEmcRecPoint::GetMaximalEnergy(void) | |
467 | { | |
b2a60966 | 468 | // Finds the maximum energy in the cluster |
469 | ||
d15a28e7 | 470 | Float_t menergy = 0. ; |
471 | ||
472 | Int_t iDigit; | |
473 | ||
474 | for(iDigit=0; iDigit<fMulDigit; iDigit++) { | |
475 | ||
476 | if(fEnergyList[iDigit] > menergy) | |
477 | menergy = fEnergyList[iDigit] ; | |
478 | } | |
479 | return menergy ; | |
480 | } | |
481 | ||
482 | //____________________________________________________________________________ | |
31aa6d6c | 483 | Int_t AliPHOSEmcRecPoint::GetMultiplicityAtLevel(const Float_t H) |
d15a28e7 | 484 | { |
b2a60966 | 485 | // Calculates the multiplicity of digits with energy larger than H*energy |
486 | ||
d15a28e7 | 487 | Int_t multipl = 0 ; |
488 | Int_t iDigit ; | |
489 | for(iDigit=0; iDigit<fMulDigit; iDigit++) { | |
490 | ||
491 | if(fEnergyList[iDigit] > H * fAmp) | |
492 | multipl++ ; | |
493 | } | |
494 | return multipl ; | |
495 | } | |
496 | ||
497 | //____________________________________________________________________________ | |
6ad0bfa0 | 498 | Int_t AliPHOSEmcRecPoint::GetNumberOfLocalMax(Int_t * maxAt, Float_t * maxAtEnergy) |
d15a28e7 | 499 | { |
b2a60966 | 500 | // Calculates the number of local maxima in the cluster using fLocalMaxCut as the minimum |
501 | // energy difference between two local maxima | |
502 | ||
83974468 | 503 | AliPHOSIndexToObject * please = AliPHOSIndexToObject::GetInstance() ; |
504 | ||
d15a28e7 | 505 | AliPHOSDigit * digit ; |
506 | AliPHOSDigit * digitN ; | |
507 | ||
508 | ||
509 | Int_t iDigitN ; | |
510 | Int_t iDigit ; | |
511 | ||
6ad0bfa0 | 512 | for(iDigit = 0; iDigit < fMulDigit; iDigit++){ |
83974468 | 513 | maxAt[iDigit] = (Int_t) ( please->GimeDigit(fDigitsList[iDigit]) ) ; |
d15a28e7 | 514 | } |
515 | ||
6ad0bfa0 | 516 | for(iDigit = 0 ; iDigit < fMulDigit; iDigit++) { |
9f616d61 | 517 | if(maxAt[iDigit] != -1) { |
518 | digit = (AliPHOSDigit *) maxAt[iDigit] ; | |
83974468 | 519 | |
6ad0bfa0 | 520 | for(iDigitN = 0; iDigitN < fMulDigit; iDigitN++) { |
83974468 | 521 | digitN = (AliPHOSDigit *) ( please->GimeDigit(fDigitsList[iDigitN]) ) ; |
d15a28e7 | 522 | |
9f616d61 | 523 | if ( AreNeighbours(digit, digitN) ) { |
d15a28e7 | 524 | if (fEnergyList[iDigit] > fEnergyList[iDigitN] ) { |
525 | maxAt[iDigitN] = -1 ; | |
6ad0bfa0 | 526 | // but may be digit too is not local max ? |
527 | if(fEnergyList[iDigit] < fEnergyList[iDigitN] + fLocMaxCut) | |
d15a28e7 | 528 | maxAt[iDigit] = -1 ; |
529 | } | |
530 | else { | |
531 | maxAt[iDigit] = -1 ; | |
6ad0bfa0 | 532 | // but may be digitN too is not local max ? |
533 | if(fEnergyList[iDigit] > fEnergyList[iDigitN] - fLocMaxCut) | |
d15a28e7 | 534 | maxAt[iDigitN] = -1 ; |
535 | } | |
536 | } // if Areneighbours | |
537 | } // while digitN | |
538 | } // slot not empty | |
539 | } // while digit | |
540 | ||
541 | iDigitN = 0 ; | |
6ad0bfa0 | 542 | for(iDigit = 0; iDigit < fMulDigit; iDigit++) { |
d15a28e7 | 543 | if(maxAt[iDigit] != -1){ |
544 | maxAt[iDigitN] = maxAt[iDigit] ; | |
9f616d61 | 545 | maxAtEnergy[iDigitN] = fEnergyList[iDigit] ; |
546 | iDigitN++ ; | |
d15a28e7 | 547 | } |
548 | } | |
549 | return iDigitN ; | |
550 | } | |
551 | ||
d15a28e7 | 552 | |
553 | // //____________________________________________________________________________ | |
554 | // AliPHOSEmcRecPoint& AliPHOSEmcRecPoint::operator = (AliPHOSEmcRecPoint Clu) | |
555 | // { | |
92862013 | 556 | // int * dl = Clu.GetDigitsList() ; |
d15a28e7 | 557 | |
558 | // if(fDigitsList) | |
559 | // delete fDigitsList ; | |
560 | ||
561 | // AliPHOSDigit * digit ; | |
562 | ||
563 | // Int_t iDigit; | |
564 | ||
565 | // for(iDigit=0; iDigit<fMulDigit; iDigit++) { | |
92862013 | 566 | // digit = (AliPHOSDigit *) dl[iDigit]; |
d15a28e7 | 567 | // AddDigit(*digit) ; |
568 | // } | |
569 | ||
570 | // fAmp = Clu.GetTotalEnergy() ; | |
571 | // fGeom = Clu.GetGeom() ; | |
92862013 | 572 | // TVector3 locpos; |
573 | // Clu.GetLocalPosition(locpos) ; | |
574 | // fLocPos = locpos; | |
d15a28e7 | 575 | // fMulDigit = Clu.GetMultiplicity() ; |
576 | // fMaxDigit = Clu.GetMaximumMultiplicity() ; | |
577 | // fPHOSMod = Clu.GetPHOSMod() ; | |
578 | // fW0 = Clu.GetLogWeightCut() ; | |
579 | // fDelta = Clu.GetDelta() ; | |
580 | // fLocMaxCut = Clu.GetLocMaxCut() ; | |
581 | ||
92862013 | 582 | // delete dl ; |
d15a28e7 | 583 | |
584 | // return *this ; | |
585 | // } | |
586 | ||
587 | //____________________________________________________________________________ | |
588 | void AliPHOSEmcRecPoint::Print(Option_t * option) | |
589 | { | |
b2a60966 | 590 | // Print the list of digits belonging to the cluster |
591 | ||
d15a28e7 | 592 | cout << "AliPHOSEmcRecPoint: " << endl ; |
593 | ||
594 | AliPHOSDigit * digit ; | |
595 | Int_t iDigit; | |
92862013 | 596 | AliPHOSGeometry * phosgeom = (AliPHOSGeometry *) fGeom ; |
d15a28e7 | 597 | |
9f616d61 | 598 | Float_t xi ; |
599 | Float_t zi ; | |
600 | Int_t relid[4] ; | |
83974468 | 601 | |
602 | AliPHOSIndexToObject * please = AliPHOSIndexToObject::GetInstance() ; | |
603 | ||
d15a28e7 | 604 | for(iDigit=0; iDigit<fMulDigit; iDigit++) { |
83974468 | 605 | digit = please->GimeDigit( fDigitsList[iDigit] ) ; |
92862013 | 606 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; |
607 | phosgeom->RelPosInModule(relid, xi, zi); | |
9f616d61 | 608 | cout << " Id = " << digit->GetId() ; |
609 | cout << " module = " << relid[0] ; | |
610 | cout << " x = " << xi ; | |
611 | cout << " z = " << zi ; | |
612 | cout << " Energy = " << fEnergyList[iDigit] << endl ; | |
d15a28e7 | 613 | } |
614 | cout << " Multiplicity = " << fMulDigit << endl ; | |
615 | cout << " Cluster Energy = " << fAmp << endl ; | |
83974468 | 616 | cout << " Stored at position " << GetIndexInList() << endl ; |
617 | ||
d15a28e7 | 618 | } |
d15a28e7 | 619 | //______________________________________________________________________________ |
88714635 | 620 | // void AliPHOSEmcRecPoint::Streamer(TBuffer &R__b) |
621 | // { | |
622 | // // Stream an object of class AliPHOSEmcRecPoint. | |
623 | ||
624 | // if (R__b.IsReading()) { | |
625 | // Version_t R__v = R__b.ReadVersion(); if (R__v) { } | |
626 | // AliPHOSRecPoint::Streamer(R__b); | |
627 | // R__b >> fDelta; | |
628 | // fEnergyList = new Float_t[fMulDigit] ; | |
629 | // R__b.ReadFastArray(fEnergyList, fMulDigit); | |
630 | // R__b >> fLocMaxCut; | |
631 | // R__b >> fW0; | |
632 | // } else { | |
633 | // R__b.WriteVersion(AliPHOSEmcRecPoint::IsA()); | |
634 | // AliPHOSRecPoint::Streamer(R__b); | |
635 | // R__b << fDelta; | |
636 | // R__b.WriteFastArray(fEnergyList, fMulDigit); | |
637 | // R__b << fLocMaxCut; | |
638 | // R__b << fW0; | |
639 | // } | |
640 | // } | |
641 |