]>
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 | ||
702ab87e | 18 | /* History of cvs commits: |
19 | * | |
20 | * $Log$ | |
25779c68 | 21 | * Revision 1.59 2007/10/18 15:12:22 kharlov |
22 | * Moved MakePrimary to EMCRecPoint to rpduce correct order of primaries | |
23 | * | |
c307c629 | 24 | * Revision 1.58 2007/04/16 09:03:37 kharlov |
25 | * Incedent angle correction fixed | |
26 | * | |
753b19cd | 27 | * Revision 1.57 2007/04/05 10:18:58 policheh |
28 | * Introduced distance to nearest bad crystal. | |
29 | * | |
dce76bbb | 30 | * Revision 1.56 2007/03/06 06:47:28 kharlov |
31 | * DP:Possibility to use actual vertex position added | |
32 | * | |
91daaf24 | 33 | * Revision 1.55 2007/01/19 20:31:19 kharlov |
34 | * Improved formatting for Print() | |
702ab87e | 35 | */ |
36 | ||
d15a28e7 | 37 | //_________________________________________________________________________ |
b2a60966 | 38 | // RecPoint implementation for PHOS-EMC |
39 | // An EmcRecPoint is a cluster of digits | |
6c8cd883 | 40 | //-- |
41 | //-- Author: Dmitri Peressounko (RRC KI & SUBATECH) | |
b2a60966 | 42 | |
d15a28e7 | 43 | |
44 | // --- ROOT system --- | |
9f616d61 | 45 | #include "TH2.h" |
d15a28e7 | 46 | #include "TMath.h" |
9f616d61 | 47 | #include "TCanvas.h" |
55fe9d13 | 48 | #include "TGraph.h" |
d15a28e7 | 49 | |
50 | // --- Standard library --- | |
51 | ||
d15a28e7 | 52 | // --- AliRoot header files --- |
351dd634 | 53 | #include "AliLog.h" |
e957fea8 | 54 | #include "AliPHOSLoader.h" |
88cb7938 | 55 | #include "AliGenerator.h" |
d15a28e7 | 56 | #include "AliPHOSGeometry.h" |
e957fea8 | 57 | #include "AliPHOSDigit.h" |
d15a28e7 | 58 | #include "AliPHOSEmcRecPoint.h" |
48c5db5b | 59 | #include "AliPHOSReconstructor.h" |
e957fea8 | 60 | |
d15a28e7 | 61 | ClassImp(AliPHOSEmcRecPoint) |
62 | ||
63 | //____________________________________________________________________________ | |
3663622c | 64 | AliPHOSEmcRecPoint::AliPHOSEmcRecPoint() : |
65 | AliPHOSRecPoint(), | |
66 | fCoreEnergy(0.), fDispersion(0.), | |
67 | fEnergyList(0), fTime(-1.), fNExMax(0), | |
68 | fM2x(0.), fM2z(0.), fM3x(0.), fM4z(0.), | |
dce76bbb | 69 | fPhixe(0.), fDistToBadCrystal(-1),fDebug(0) |
d15a28e7 | 70 | { |
71 | // ctor | |
d15a28e7 | 72 | fMulDigit = 0 ; |
73 | fAmp = 0. ; | |
a6eedfad | 74 | fLocPos.SetX(1000000.) ; //Local position should be evaluated |
83974468 | 75 | } |
76 | ||
73a68ccb | 77 | //____________________________________________________________________________ |
3663622c | 78 | AliPHOSEmcRecPoint::AliPHOSEmcRecPoint(const char * opt) : |
79 | AliPHOSRecPoint(opt), | |
80 | fCoreEnergy(0.), fDispersion(0.), | |
81 | fEnergyList(0), fTime(-1.), fNExMax(0), | |
82 | fM2x(0.), fM2z(0.), fM3x(0.), fM4z(0.), | |
dce76bbb | 83 | fPhixe(0.), fDistToBadCrystal(-1), fDebug(0) |
73a68ccb | 84 | { |
85 | // ctor | |
73a68ccb | 86 | fMulDigit = 0 ; |
87 | fAmp = 0. ; | |
73a68ccb | 88 | fLocPos.SetX(1000000.) ; //Local position should be evaluated |
73a68ccb | 89 | } |
90 | ||
55fe9d13 | 91 | //____________________________________________________________________________ |
3663622c | 92 | AliPHOSEmcRecPoint::AliPHOSEmcRecPoint(const AliPHOSEmcRecPoint & rp) : |
93 | AliPHOSRecPoint(rp), | |
94 | fCoreEnergy(rp.fCoreEnergy), fDispersion(rp.fDispersion), | |
95 | fEnergyList(0), fTime(rp.fTime), fNExMax(rp.fNExMax), | |
96 | fM2x(rp.fM2x), fM2z(rp.fM2z), fM3x(rp.fM3x), fM4z(rp.fM4z), | |
dce76bbb | 97 | fPhixe(rp.fPhixe), fDistToBadCrystal(rp.fDistToBadCrystal), fDebug(rp.fDebug) |
55fe9d13 | 98 | { |
99 | // cpy ctor | |
55fe9d13 | 100 | fMulDigit = rp.fMulDigit ; |
101 | fAmp = rp.fAmp ; | |
25779c68 | 102 | if (rp.fMulDigit>0) fEnergyList = new Float_t[rp.fMulDigit] ; |
103 | for(Int_t index = 0 ; index < fMulDigit ; index++) | |
55fe9d13 | 104 | fEnergyList[index] = rp.fEnergyList[index] ; |
55fe9d13 | 105 | } |
106 | ||
83974468 | 107 | //____________________________________________________________________________ |
108 | AliPHOSEmcRecPoint::~AliPHOSEmcRecPoint() | |
109 | { | |
88714635 | 110 | // dtor |
83974468 | 111 | if ( fEnergyList ) |
112 | delete[] fEnergyList ; | |
d15a28e7 | 113 | } |
114 | ||
d15a28e7 | 115 | //____________________________________________________________________________ |
6f47f50d | 116 | void AliPHOSEmcRecPoint::AddDigit(AliPHOSDigit & digit, Float_t Energy, Float_t time) |
d15a28e7 | 117 | { |
b2a60966 | 118 | // Adds a digit to the RecPoint |
a4e98857 | 119 | // and accumulates the total amplitude and the multiplicity |
d15a28e7 | 120 | |
7932f811 | 121 | if(fEnergyList == 0) |
122 | fEnergyList = new Float_t[fMaxDigit]; | |
123 | ||
d15a28e7 | 124 | if ( fMulDigit >= fMaxDigit ) { // increase the size of the lists |
9f616d61 | 125 | fMaxDigit*=2 ; |
0fbb8738 | 126 | Int_t * tempo = new Int_t[fMaxDigit]; |
127 | Float_t * tempoE = new Float_t[fMaxDigit]; | |
9f616d61 | 128 | |
129 | Int_t index ; | |
d15a28e7 | 130 | for ( index = 0 ; index < fMulDigit ; index++ ){ |
83974468 | 131 | tempo[index] = fDigitsList[index] ; |
d15a28e7 | 132 | tempoE[index] = fEnergyList[index] ; |
133 | } | |
134 | ||
9f616d61 | 135 | delete [] fDigitsList ; |
0fbb8738 | 136 | fDigitsList = new Int_t[fMaxDigit]; |
9f616d61 | 137 | |
138 | delete [] fEnergyList ; | |
0fbb8738 | 139 | fEnergyList = new Float_t[fMaxDigit]; |
9f616d61 | 140 | |
141 | for ( index = 0 ; index < fMulDigit ; index++ ){ | |
142 | fDigitsList[index] = tempo[index] ; | |
143 | fEnergyList[index] = tempoE[index] ; | |
144 | } | |
145 | ||
146 | delete [] tempo ; | |
147 | delete [] tempoE ; | |
148 | } // if | |
d15a28e7 | 149 | |
6f47f50d | 150 | //time |
151 | Bool_t isMax=kTRUE ; | |
152 | for(Int_t index = 0 ; index < fMulDigit ; index++ ){ | |
153 | if(fEnergyList[index]>Energy){ | |
154 | isMax=kFALSE ; | |
155 | break ; | |
156 | } | |
157 | } | |
158 | if(isMax){ | |
159 | fTime=time ; | |
160 | } | |
161 | //Alternative time calculation - still to be validated | |
162 | // fTime = (fTime*fAmp + time*Energy)/(fAmp+Energy) ; | |
163 | ||
83974468 | 164 | fDigitsList[fMulDigit] = digit.GetIndexInList() ; |
165 | fEnergyList[fMulDigit] = Energy ; | |
166 | fMulDigit++ ; | |
d15a28e7 | 167 | fAmp += Energy ; |
7932f811 | 168 | EvalPHOSMod(&digit) ; |
d15a28e7 | 169 | } |
170 | ||
171 | //____________________________________________________________________________ | |
ad8cfaf4 | 172 | Bool_t AliPHOSEmcRecPoint::AreNeighbours(AliPHOSDigit * digit1, AliPHOSDigit * digit2 ) const |
d15a28e7 | 173 | { |
a4e98857 | 174 | // Tells if (true) or not (false) two digits are neighbors |
d15a28e7 | 175 | |
176 | Bool_t aren = kFALSE ; | |
177 | ||
686b771f | 178 | AliPHOSGeometry * phosgeom = AliPHOSGeometry::GetInstance() ; |
7b7c1533 | 179 | |
d15a28e7 | 180 | Int_t relid1[4] ; |
92862013 | 181 | phosgeom->AbsToRelNumbering(digit1->GetId(), relid1) ; |
d15a28e7 | 182 | |
183 | Int_t relid2[4] ; | |
92862013 | 184 | phosgeom->AbsToRelNumbering(digit2->GetId(), relid2) ; |
d15a28e7 | 185 | |
92862013 | 186 | Int_t rowdiff = TMath::Abs( relid1[2] - relid2[2] ) ; |
187 | Int_t coldiff = TMath::Abs( relid1[3] - relid2[3] ) ; | |
d15a28e7 | 188 | |
92862013 | 189 | if (( coldiff <= 1 ) && ( rowdiff <= 1 ) && (coldiff + rowdiff > 0)) |
d15a28e7 | 190 | aren = kTRUE ; |
191 | ||
192 | return aren ; | |
193 | } | |
194 | ||
195 | //____________________________________________________________________________ | |
2a941f4e | 196 | Int_t AliPHOSEmcRecPoint::Compare(const TObject * obj) const |
d15a28e7 | 197 | { |
b2a60966 | 198 | // Compares two RecPoints according to their position in the PHOS modules |
686b771f | 199 | |
200 | const Float_t delta = 1 ; //Width of "Sorting row". If you changibg this | |
7932f811 | 201 | //value (what is senseless) change as vell delta in |
202 | //AliPHOSTrackSegmentMakerv* and other RecPoints... | |
d15a28e7 | 203 | Int_t rv ; |
204 | ||
205 | AliPHOSEmcRecPoint * clu = (AliPHOSEmcRecPoint *)obj ; | |
206 | ||
207 | ||
ad8cfaf4 | 208 | Int_t phosmod1 = GetPHOSMod() ; |
92862013 | 209 | Int_t phosmod2 = clu->GetPHOSMod() ; |
d15a28e7 | 210 | |
92862013 | 211 | TVector3 locpos1; |
7932f811 | 212 | GetLocalPosition(locpos1) ; |
92862013 | 213 | TVector3 locpos2; |
214 | clu->GetLocalPosition(locpos2) ; | |
d15a28e7 | 215 | |
92862013 | 216 | if(phosmod1 == phosmod2 ) { |
7932f811 | 217 | Int_t rowdif = (Int_t)TMath::Ceil(locpos1.X()/delta)-(Int_t)TMath::Ceil(locpos2.X()/delta) ; |
d15a28e7 | 218 | if (rowdif> 0) |
7932f811 | 219 | rv = 1 ; |
d15a28e7 | 220 | else if(rowdif < 0) |
7932f811 | 221 | rv = -1 ; |
92862013 | 222 | else if(locpos1.Z()>locpos2.Z()) |
d15a28e7 | 223 | rv = -1 ; |
224 | else | |
225 | rv = 1 ; | |
226 | } | |
227 | ||
228 | else { | |
92862013 | 229 | if(phosmod1 < phosmod2 ) |
d15a28e7 | 230 | rv = -1 ; |
231 | else | |
232 | rv = 1 ; | |
233 | } | |
234 | ||
235 | return rv ; | |
236 | } | |
9f616d61 | 237 | //______________________________________________________________________________ |
702ab87e | 238 | void AliPHOSEmcRecPoint::ExecuteEvent(Int_t event, Int_t, Int_t) /*const*/ |
9f616d61 | 239 | { |
9f616d61 | 240 | |
9688c1dd | 241 | // Execute action corresponding to one event |
242 | // This member function is called when a AliPHOSRecPoint is clicked with the locator | |
243 | // | |
244 | // If Left button is clicked on AliPHOSRecPoint, the digits are switched on | |
245 | // and switched off when the mouse button is released. | |
246 | ||
88cb7938 | 247 | |
686b771f | 248 | AliPHOSGeometry * phosgeom = AliPHOSGeometry::GetInstance(); |
83974468 | 249 | |
9688c1dd | 250 | static TGraph * digitgraph = 0 ; |
83974468 | 251 | |
9688c1dd | 252 | if (!gPad->IsEditable()) return; |
83974468 | 253 | |
9688c1dd | 254 | TH2F * histo = 0 ; |
255 | TCanvas * histocanvas ; | |
256 | ||
88cb7938 | 257 | |
258 | //try to get run loader from default event folder | |
e191bb57 | 259 | AliRunLoader* rn = AliRunLoader::GetRunLoader(AliConfig::GetDefaultEventFolderName()); |
88cb7938 | 260 | if (rn == 0x0) |
261 | { | |
351dd634 | 262 | AliError(Form("Cannot find Run Loader in Default Event Folder")); |
88cb7938 | 263 | return; |
264 | } | |
7fb9892d | 265 | AliPHOSLoader* phosLoader = dynamic_cast<AliPHOSLoader*>(rn->GetLoader("PHOSLoader")); |
266 | if (phosLoader == 0x0) | |
88cb7938 | 267 | { |
351dd634 | 268 | AliError(Form("Cannot find PHOS Loader from Run Loader")); |
88cb7938 | 269 | return; |
270 | } | |
271 | ||
272 | ||
7fb9892d | 273 | const TClonesArray * digits = phosLoader->Digits() ; |
9688c1dd | 274 | |
275 | switch (event) { | |
83974468 | 276 | |
9688c1dd | 277 | case kButton1Down: { |
278 | AliPHOSDigit * digit ; | |
279 | Int_t iDigit; | |
280 | Int_t relid[4] ; | |
83974468 | 281 | |
9688c1dd | 282 | const Int_t kMulDigit = AliPHOSEmcRecPoint::GetDigitsMultiplicity() ; |
283 | Float_t * xi = new Float_t[kMulDigit] ; | |
284 | Float_t * zi = new Float_t[kMulDigit] ; | |
83974468 | 285 | |
9688c1dd | 286 | // create the histogram for the single cluster |
287 | // 1. gets histogram boundaries | |
288 | Float_t ximax = -999. ; | |
289 | Float_t zimax = -999. ; | |
290 | Float_t ximin = 999. ; | |
291 | Float_t zimin = 999. ; | |
83974468 | 292 | |
9688c1dd | 293 | for(iDigit=0; iDigit<kMulDigit; iDigit++) { |
294 | digit = (AliPHOSDigit *) digits->At(fDigitsList[iDigit]) ; | |
295 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; | |
296 | phosgeom->RelPosInModule(relid, xi[iDigit], zi[iDigit]); | |
297 | if ( xi[iDigit] > ximax ) | |
298 | ximax = xi[iDigit] ; | |
299 | if ( xi[iDigit] < ximin ) | |
300 | ximin = xi[iDigit] ; | |
301 | if ( zi[iDigit] > zimax ) | |
302 | zimax = zi[iDigit] ; | |
303 | if ( zi[iDigit] < zimin ) | |
304 | zimin = zi[iDigit] ; | |
305 | } | |
306 | ximax += phosgeom->GetCrystalSize(0) / 2. ; | |
307 | zimax += phosgeom->GetCrystalSize(2) / 2. ; | |
308 | ximin -= phosgeom->GetCrystalSize(0) / 2. ; | |
309 | zimin -= phosgeom->GetCrystalSize(2) / 2. ; | |
310 | Int_t xdim = (int)( (ximax - ximin ) / phosgeom->GetCrystalSize(0) + 0.5 ) ; | |
311 | Int_t zdim = (int)( (zimax - zimin ) / phosgeom->GetCrystalSize(2) + 0.5 ) ; | |
83974468 | 312 | |
9688c1dd | 313 | // 2. gets the histogram title |
83974468 | 314 | |
9688c1dd | 315 | Text_t title[100] ; |
316 | sprintf(title,"Energy=%1.2f GeV ; Digits ; %d ", GetEnergy(), GetDigitsMultiplicity()) ; | |
83974468 | 317 | |
9688c1dd | 318 | if (!histo) { |
319 | delete histo ; | |
320 | histo = 0 ; | |
321 | } | |
322 | histo = new TH2F("cluster3D", title, xdim, ximin, ximax, zdim, zimin, zimax) ; | |
83974468 | 323 | |
9688c1dd | 324 | Float_t x, z ; |
325 | for(iDigit=0; iDigit<kMulDigit; iDigit++) { | |
326 | digit = (AliPHOSDigit *) digits->At(fDigitsList[iDigit]) ; | |
327 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; | |
328 | phosgeom->RelPosInModule(relid, x, z); | |
329 | histo->Fill(x, z, fEnergyList[iDigit] ) ; | |
330 | } | |
83974468 | 331 | |
9688c1dd | 332 | if (!digitgraph) { |
333 | digitgraph = new TGraph(kMulDigit,xi,zi); | |
334 | digitgraph-> SetMarkerStyle(5) ; | |
335 | digitgraph-> SetMarkerSize(1.) ; | |
336 | digitgraph-> SetMarkerColor(1) ; | |
337 | digitgraph-> Paint("P") ; | |
338 | } | |
83974468 | 339 | |
9688c1dd | 340 | // Print() ; |
341 | histocanvas = new TCanvas("cluster", "a single cluster", 600, 500) ; | |
342 | histocanvas->Draw() ; | |
343 | histo->Draw("lego1") ; | |
83974468 | 344 | |
9688c1dd | 345 | delete[] xi ; |
346 | delete[] zi ; | |
83974468 | 347 | |
9688c1dd | 348 | break; |
349 | } | |
83974468 | 350 | |
9688c1dd | 351 | case kButton1Up: |
352 | if (digitgraph) { | |
353 | delete digitgraph ; | |
354 | digitgraph = 0 ; | |
355 | } | |
356 | break; | |
9f616d61 | 357 | |
9688c1dd | 358 | } |
9f616d61 | 359 | } |
360 | ||
d15a28e7 | 361 | //____________________________________________________________________________ |
308fb942 | 362 | void AliPHOSEmcRecPoint::EvalDispersion(Float_t logWeight,TClonesArray * digits, TVector3 & /* vInc */) |
d15a28e7 | 363 | { |
b2a60966 | 364 | // Calculates the dispersion of the shower at the origine of the RecPoint |
91daaf24 | 365 | //DP: should we correct dispersion for non-perpendicular hit???????? |
366 | ||
e5b16749 | 367 | Float_t d = 0. ; |
368 | Float_t wtot = 0. ; | |
d15a28e7 | 369 | |
d084d50d | 370 | Float_t x = 0.; |
371 | Float_t z = 0.; | |
d15a28e7 | 372 | |
373 | AliPHOSDigit * digit ; | |
7b7c1533 | 374 | |
686b771f | 375 | AliPHOSGeometry * phosgeom = AliPHOSGeometry::GetInstance(); |
e5b16749 | 376 | |
377 | // Calculates the center of gravity in the local PHOS-module coordinates | |
378 | ||
d15a28e7 | 379 | Int_t iDigit; |
e5b16749 | 380 | |
381 | for(iDigit=0; iDigit<fMulDigit; iDigit++) { | |
382 | digit = (AliPHOSDigit *) digits->At(fDigitsList[iDigit]) ; | |
383 | Int_t relid[4] ; | |
384 | Float_t xi ; | |
385 | Float_t zi ; | |
386 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; | |
387 | phosgeom->RelPosInModule(relid, xi, zi); | |
f33a3764 | 388 | if (fAmp>0 && fEnergyList[iDigit]>0) { |
389 | Float_t w = TMath::Max( 0., logWeight + TMath::Log( fEnergyList[iDigit] / fAmp ) ) ; | |
390 | x += xi * w ; | |
391 | z += zi * w ; | |
392 | wtot += w ; | |
393 | } | |
394 | else | |
395 | AliError(Form("Wrong energy %f and/or amplitude %f\n", fEnergyList[iDigit], fAmp)); | |
e5b16749 | 396 | } |
f33a3764 | 397 | if (wtot>0) { |
398 | x /= wtot ; | |
399 | z /= wtot ; | |
400 | } | |
401 | else | |
402 | AliError(Form("Wrong weight %f\n", wtot)); | |
e5b16749 | 403 | |
404 | ||
405 | // Calculates the dispersion in coordinates | |
406 | wtot = 0.; | |
88714635 | 407 | for(iDigit=0; iDigit < fMulDigit; iDigit++) { |
7932f811 | 408 | digit = (AliPHOSDigit *) digits->At(fDigitsList[iDigit]) ; |
d15a28e7 | 409 | Int_t relid[4] ; |
410 | Float_t xi ; | |
411 | Float_t zi ; | |
92862013 | 412 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; |
413 | phosgeom->RelPosInModule(relid, xi, zi); | |
f33a3764 | 414 | if (fAmp>0 && fEnergyList[iDigit]>0) { |
415 | Float_t w = TMath::Max(0.,logWeight+TMath::Log(fEnergyList[iDigit]/fAmp ) ) ; | |
416 | d += w*((xi-x)*(xi-x) + (zi-z)*(zi-z) ) ; | |
417 | wtot+=w ; | |
418 | } | |
419 | else | |
420 | AliError(Form("Wrong energy %f and/or amplitude %f\n", fEnergyList[iDigit], fAmp)); | |
d15a28e7 | 421 | } |
e5b16749 | 422 | |
7932f811 | 423 | |
f33a3764 | 424 | if (wtot>0) { |
425 | d /= wtot ; | |
426 | } | |
427 | else | |
428 | AliError(Form("Wrong weight %f\n", wtot)); | |
d15a28e7 | 429 | |
f33a3764 | 430 | fDispersion = 0; |
431 | if (d>=0) | |
432 | fDispersion = TMath::Sqrt(d) ; | |
91daaf24 | 433 | |
c63c49e9 | 434 | |
d15a28e7 | 435 | } |
fad3e5b9 | 436 | //______________________________________________________________________________ |
d55c9739 | 437 | void AliPHOSEmcRecPoint::EvalCoreEnergy(Float_t logWeight, Float_t coreRadius, TClonesArray * digits) |
fad3e5b9 | 438 | { |
a4e98857 | 439 | // This function calculates energy in the core, |
440 | // i.e. within a radius rad = 3cm around the center. Beyond this radius | |
441 | // in accordance with shower profile the energy deposition | |
fad3e5b9 | 442 | // should be less than 2% |
91daaf24 | 443 | //DP: non-perpendicular incidence?????????????? |
fad3e5b9 | 444 | |
e5b16749 | 445 | Float_t x = 0 ; |
446 | Float_t z = 0 ; | |
fad3e5b9 | 447 | |
448 | AliPHOSDigit * digit ; | |
7b7c1533 | 449 | |
686b771f | 450 | AliPHOSGeometry * phosgeom = AliPHOSGeometry::GetInstance(); |
88cb7938 | 451 | |
fad3e5b9 | 452 | Int_t iDigit; |
e5b16749 | 453 | |
454 | // Calculates the center of gravity in the local PHOS-module coordinates | |
455 | Float_t wtot = 0; | |
456 | for(iDigit=0; iDigit<fMulDigit; iDigit++) { | |
457 | digit = (AliPHOSDigit *) digits->At(fDigitsList[iDigit]) ; | |
458 | Int_t relid[4] ; | |
459 | Float_t xi ; | |
460 | Float_t zi ; | |
461 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; | |
462 | phosgeom->RelPosInModule(relid, xi, zi); | |
f33a3764 | 463 | if (fAmp>0 && fEnergyList[iDigit]>0) { |
464 | Float_t w = TMath::Max( 0., logWeight + TMath::Log( fEnergyList[iDigit] / fAmp ) ) ; | |
465 | x += xi * w ; | |
466 | z += zi * w ; | |
467 | wtot += w ; | |
468 | } | |
469 | else | |
470 | AliError(Form("Wrong energy %f and/or amplitude %f\n", fEnergyList[iDigit], fAmp)); | |
e5b16749 | 471 | } |
f33a3764 | 472 | if (wtot>0) { |
473 | x /= wtot ; | |
474 | z /= wtot ; | |
475 | } | |
476 | else | |
477 | AliError(Form("Wrong weight %f\n", wtot)); | |
e5b16749 | 478 | |
479 | ||
fad3e5b9 | 480 | for(iDigit=0; iDigit < fMulDigit; iDigit++) { |
7932f811 | 481 | digit = (AliPHOSDigit *) ( digits->At(fDigitsList[iDigit]) ) ; |
fad3e5b9 | 482 | Int_t relid[4] ; |
483 | Float_t xi ; | |
484 | Float_t zi ; | |
485 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; | |
486 | phosgeom->RelPosInModule(relid, xi, zi); | |
487 | Float_t distance = TMath::Sqrt((xi-x)*(xi-x)+(zi-z)*(zi-z)) ; | |
488 | if(distance < coreRadius) | |
7932f811 | 489 | fCoreEnergy += fEnergyList[iDigit] ; |
fad3e5b9 | 490 | } |
491 | ||
91daaf24 | 492 | |
fad3e5b9 | 493 | } |
d15a28e7 | 494 | |
495 | //____________________________________________________________________________ | |
308fb942 | 496 | void AliPHOSEmcRecPoint::EvalElipsAxis(Float_t logWeight,TClonesArray * digits, TVector3 & /* vInc */) |
d15a28e7 | 497 | { |
b2a60966 | 498 | // Calculates the axis of the shower ellipsoid |
83974468 | 499 | |
e8dbb96e | 500 | Double_t wtot = 0. ; |
501 | Double_t x = 0.; | |
502 | Double_t z = 0.; | |
503 | Double_t dxx = 0.; | |
504 | Double_t dzz = 0.; | |
505 | Double_t dxz = 0.; | |
d15a28e7 | 506 | |
507 | AliPHOSDigit * digit ; | |
7b7c1533 | 508 | |
686b771f | 509 | AliPHOSGeometry * phosgeom = AliPHOSGeometry::GetInstance(); |
7b7c1533 | 510 | |
d15a28e7 | 511 | Int_t iDigit; |
512 | ||
e5b16749 | 513 | |
d15a28e7 | 514 | for(iDigit=0; iDigit<fMulDigit; iDigit++) { |
7932f811 | 515 | digit = (AliPHOSDigit *) digits->At(fDigitsList[iDigit]) ; |
d15a28e7 | 516 | Int_t relid[4] ; |
517 | Float_t xi ; | |
518 | Float_t zi ; | |
92862013 | 519 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; |
520 | phosgeom->RelPosInModule(relid, xi, zi); | |
f33a3764 | 521 | if (fAmp>0 && fEnergyList[iDigit]>0) { |
522 | Double_t w = TMath::Max(0.,logWeight+TMath::Log(fEnergyList[iDigit]/fAmp ) ) ; | |
523 | dxx += w * xi * xi ; | |
524 | x += w * xi ; | |
525 | dzz += w * zi * zi ; | |
526 | z += w * zi ; | |
527 | dxz += w * xi * zi ; | |
528 | wtot += w ; | |
529 | } | |
530 | else | |
531 | AliError(Form("Wrong energy %f and/or amplitude %f\n", fEnergyList[iDigit], fAmp)); | |
d15a28e7 | 532 | } |
f33a3764 | 533 | if (wtot>0) { |
534 | dxx /= wtot ; | |
535 | x /= wtot ; | |
536 | dxx -= x * x ; | |
537 | dzz /= wtot ; | |
538 | z /= wtot ; | |
539 | dzz -= z * z ; | |
540 | dxz /= wtot ; | |
541 | dxz -= x * z ; | |
d15a28e7 | 542 | |
69183710 | 543 | // //Apply correction due to non-perpendicular incidence |
544 | // Double_t CosX ; | |
545 | // Double_t CosZ ; | |
7fb9892d | 546 | // AliPHOSGeometry * phosgeom = AliPHOSGeometry::GetInstance() ; |
91daaf24 | 547 | // Double_t DistanceToIP= (Double_t ) phosgeom->GetIPtoCrystalSurface() ; |
69183710 | 548 | |
549 | // CosX = DistanceToIP/TMath::Sqrt(DistanceToIP*DistanceToIP+x*x) ; | |
550 | // CosZ = DistanceToIP/TMath::Sqrt(DistanceToIP*DistanceToIP+z*z) ; | |
551 | ||
552 | // dxx = dxx/(CosX*CosX) ; | |
553 | // dzz = dzz/(CosZ*CosZ) ; | |
554 | // dxz = dxz/(CosX*CosZ) ; | |
555 | ||
556 | ||
f33a3764 | 557 | fLambda[0] = 0.5 * (dxx + dzz) + TMath::Sqrt( 0.25 * (dxx - dzz) * (dxx - dzz) + dxz * dxz ) ; |
558 | if(fLambda[0] > 0) | |
559 | fLambda[0] = TMath::Sqrt(fLambda[0]) ; | |
e8dbb96e | 560 | |
f33a3764 | 561 | fLambda[1] = 0.5 * (dxx + dzz) - TMath::Sqrt( 0.25 * (dxx - dzz) * (dxx - dzz) + dxz * dxz ) ; |
562 | if(fLambda[1] > 0) //To avoid exception if numerical errors lead to negative lambda. | |
563 | fLambda[1] = TMath::Sqrt(fLambda[1]) ; | |
564 | else | |
565 | fLambda[1]= 0. ; | |
566 | } | |
567 | else { | |
568 | AliError(Form("Wrong weight %f\n", wtot)); | |
569 | fLambda[0]=fLambda[1]=0.; | |
570 | } | |
d15a28e7 | 571 | } |
572 | ||
ce2a9a95 | 573 | //____________________________________________________________________________ |
308fb942 | 574 | void AliPHOSEmcRecPoint::EvalMoments(Float_t logWeight,TClonesArray * digits, TVector3 & /* vInc */) |
ce2a9a95 | 575 | { |
576 | // Calculate the shower moments in the eigen reference system | |
577 | // M2x, M2z, M3x, M4z | |
578 | // Calculate the angle between the shower position vector and the eigen vector | |
579 | ||
580 | Double_t wtot = 0. ; | |
581 | Double_t x = 0.; | |
582 | Double_t z = 0.; | |
583 | Double_t dxx = 0.; | |
584 | Double_t dzz = 0.; | |
585 | Double_t dxz = 0.; | |
586 | Double_t lambda0=0, lambda1=0; | |
587 | ||
588 | AliPHOSDigit * digit ; | |
589 | ||
686b771f | 590 | AliPHOSGeometry * phosgeom = AliPHOSGeometry::GetInstance() ; |
ce2a9a95 | 591 | |
592 | Int_t iDigit; | |
593 | ||
594 | // 1) Find covariance matrix elements: | |
595 | // || dxx dxz || | |
596 | // || dxz dzz || | |
597 | ||
598 | Float_t xi ; | |
599 | Float_t zi ; | |
600 | Int_t relid[4] ; | |
601 | Double_t w; | |
602 | for(iDigit=0; iDigit<fMulDigit; iDigit++) { | |
603 | digit = (AliPHOSDigit *) digits->At(fDigitsList[iDigit]) ; | |
604 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; | |
605 | phosgeom->RelPosInModule(relid, xi, zi); | |
f33a3764 | 606 | if (fAmp>0 && fEnergyList[iDigit]>0) { |
607 | w = TMath::Max(0.,logWeight+TMath::Log(fEnergyList[iDigit]/fAmp ) ) ; | |
608 | x += w * xi ; | |
609 | z += w * zi ; | |
610 | dxx += w * xi * xi ; | |
611 | dzz += w * zi * zi ; | |
612 | dxz += w * xi * zi ; | |
613 | wtot += w ; | |
614 | } | |
615 | else | |
616 | AliError(Form("Wrong energy %f and/or amplitude %f\n", fEnergyList[iDigit], fAmp)); | |
617 | ||
ce2a9a95 | 618 | } |
f33a3764 | 619 | if (wtot>0) { |
620 | x /= wtot ; | |
621 | z /= wtot ; | |
622 | dxx /= wtot ; | |
623 | dzz /= wtot ; | |
624 | dxz /= wtot ; | |
625 | dxx -= x * x ; | |
626 | dzz -= z * z ; | |
627 | dxz -= x * z ; | |
ce2a9a95 | 628 | |
629 | // 2) Find covariance matrix eigen values lambda0 and lambda1 | |
630 | ||
f33a3764 | 631 | lambda0 = 0.5 * (dxx + dzz) + TMath::Sqrt( 0.25 * (dxx - dzz) * (dxx - dzz) + dxz * dxz ) ; |
632 | lambda1 = 0.5 * (dxx + dzz) - TMath::Sqrt( 0.25 * (dxx - dzz) * (dxx - dzz) + dxz * dxz ) ; | |
633 | } | |
634 | else { | |
635 | AliError(Form("Wrong weight %f\n", wtot)); | |
636 | lambda0=lambda1=0.; | |
637 | } | |
ce2a9a95 | 638 | |
639 | // 3) Find covariance matrix eigen vectors e0 and e1 | |
640 | ||
641 | TVector2 e0,e1; | |
642 | if (dxz != 0) | |
643 | e0.Set(1.,(lambda0-dxx)/dxz); | |
644 | else | |
645 | e0.Set(0.,1.); | |
646 | ||
647 | e0 = e0.Unit(); | |
648 | e1.Set(-e0.Y(),e0.X()); | |
649 | ||
650 | // 4) Rotate cluster tensor from (x,z) to (e0,e1) system | |
651 | // and calculate moments M3x and M4z | |
652 | ||
653 | Float_t cosPhi = e0.X(); | |
654 | Float_t sinPhi = e0.Y(); | |
655 | ||
656 | Float_t xiPHOS ; | |
657 | Float_t ziPHOS ; | |
658 | Double_t dx3, dz3, dz4; | |
659 | wtot = 0.; | |
660 | x = 0.; | |
661 | z = 0.; | |
662 | dxx = 0.; | |
663 | dzz = 0.; | |
664 | dxz = 0.; | |
665 | dx3 = 0.; | |
666 | dz3 = 0.; | |
667 | dz4 = 0.; | |
668 | for(iDigit=0; iDigit<fMulDigit; iDigit++) { | |
669 | digit = (AliPHOSDigit *) digits->At(fDigitsList[iDigit]) ; | |
670 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; | |
671 | phosgeom->RelPosInModule(relid, xiPHOS, ziPHOS); | |
672 | xi = xiPHOS*cosPhi + ziPHOS*sinPhi; | |
673 | zi = ziPHOS*cosPhi - xiPHOS*sinPhi; | |
f33a3764 | 674 | if (fAmp>0 && fEnergyList[iDigit]>0) { |
675 | w = TMath::Max(0.,logWeight+TMath::Log(fEnergyList[iDigit]/fAmp ) ) ; | |
676 | x += w * xi ; | |
677 | z += w * zi ; | |
678 | dxx += w * xi * xi ; | |
679 | dzz += w * zi * zi ; | |
680 | dxz += w * xi * zi ; | |
681 | dx3 += w * xi * xi * xi; | |
682 | dz3 += w * zi * zi * zi ; | |
683 | dz4 += w * zi * zi * zi * zi ; | |
684 | wtot += w ; | |
685 | } | |
686 | else | |
687 | AliError(Form("Wrong energy %f and/or amplitude %f\n", fEnergyList[iDigit], fAmp)); | |
ce2a9a95 | 688 | } |
f33a3764 | 689 | if (wtot>0) { |
690 | x /= wtot ; | |
691 | z /= wtot ; | |
692 | dxx /= wtot ; | |
693 | dzz /= wtot ; | |
694 | dxz /= wtot ; | |
695 | dx3 /= wtot ; | |
696 | dz3 /= wtot ; | |
697 | dz4 /= wtot ; | |
698 | dx3 += -3*dxx*x + 2*x*x*x; | |
699 | dz4 += -4*dz3*z + 6*dzz*z*z -3*z*z*z*z; | |
700 | dxx -= x * x ; | |
701 | dzz -= z * z ; | |
702 | dxz -= x * z ; | |
703 | } | |
704 | else | |
705 | AliError(Form("Wrong weight %f\n", wtot)); | |
ce2a9a95 | 706 | |
707 | // 5) Find an angle between cluster center vector and eigen vector e0 | |
708 | ||
f33a3764 | 709 | Float_t phi = 0; |
710 | if ( (x*x+z*z) > 0 ) | |
711 | phi = TMath::ACos ((x*e0.X() + z*e0.Y()) / sqrt(x*x + z*z)); | |
ce2a9a95 | 712 | |
713 | fM2x = lambda0; | |
714 | fM2z = lambda1; | |
715 | fM3x = dx3; | |
716 | fM4z = dz4; | |
717 | fPhixe = phi; | |
718 | ||
719 | } | |
c307c629 | 720 | //______________________________________________________________________________ |
721 | void AliPHOSEmcRecPoint::EvalPrimaries(TClonesArray * digits) | |
722 | { | |
723 | // Constructs the list of primary particles (tracks) which have contributed to this RecPoint | |
724 | ||
725 | AliPHOSDigit * digit ; | |
726 | Int_t * tempo = new Int_t[fMaxTrack] ; | |
727 | ||
728 | //First find digit with maximal energy deposition and copy its primaries | |
729 | Float_t emax=0.; | |
730 | Int_t imaxDigit=0; | |
731 | for(Int_t id=0; id<GetDigitsMultiplicity(); id++){ | |
732 | if(emax<fEnergyList[id]) | |
733 | imaxDigit=id ; | |
734 | } | |
735 | digit = dynamic_cast<AliPHOSDigit *>(digits->At( fDigitsList[imaxDigit] )) ; | |
736 | Int_t nprimaries = digit->GetNprimary() ; | |
737 | if ( nprimaries > fMaxTrack ) { | |
738 | fMulTrack = - 1 ; | |
739 | Error("EvalPrimaries", "GetNprimaries ERROR > increase fMaxTrack" ) ; | |
740 | nprimaries = fMaxTrack; //skip the rest | |
741 | } | |
7fb719de | 742 | for(fMulTrack=0; fMulTrack<nprimaries ; fMulTrack++){ |
743 | tempo[fMulTrack] = digit->GetPrimary(fMulTrack+1) ; | |
c307c629 | 744 | } |
745 | ||
746 | //Now add other digits contributions | |
747 | for (Int_t index = 0 ; index < GetDigitsMultiplicity() ; index++ ) { // all digits | |
748 | if(index==imaxDigit) //already in | |
749 | continue ; | |
750 | digit = dynamic_cast<AliPHOSDigit *>(digits->At( fDigitsList[index] )) ; | |
751 | nprimaries = digit->GetNprimary() ; | |
752 | for(Int_t ipr=0; ipr<nprimaries; ipr++){ | |
753 | Int_t iprimary = digit->GetPrimary(ipr+1) ; | |
754 | Bool_t notIn=1 ; | |
755 | for(Int_t kndex = 0 ; (kndex < fMulTrack)&& notIn ; kndex++ ) { //check if not already stored | |
756 | if(iprimary == tempo[kndex]){ | |
757 | notIn = kFALSE ; | |
758 | } | |
759 | } | |
760 | if(notIn){ | |
761 | if(fMulTrack<fMaxTrack){ | |
762 | tempo[fMulTrack]=iprimary ; | |
763 | fMulTrack++ ; | |
764 | } | |
765 | else{ | |
766 | Error("EvalPrimaries", "GetNprimaries ERROR > increase fMaxTrack!!!" ) ; | |
767 | break ; | |
768 | } | |
769 | } | |
770 | } | |
771 | } // all digits | |
c307c629 | 772 | if(fMulTrack > 0){ |
773 | if(fTracksList)delete [] fTracksList; | |
774 | fTracksList = new Int_t[fMulTrack] ; | |
775 | } | |
776 | for(Int_t index = 0; index < fMulTrack; index++) | |
777 | fTracksList[index] = tempo[index] ; | |
778 | ||
779 | delete [] tempo ; | |
780 | ||
781 | } | |
782 | ||
b2a60966 | 783 | //____________________________________________________________________________ |
e347da7b | 784 | void AliPHOSEmcRecPoint::EvalAll(TClonesArray * digits ) |
ad8cfaf4 | 785 | { |
d55c9739 | 786 | // EvalCoreEnergy(logWeight, digits); |
a6eedfad | 787 | EvalTime(digits) ; |
c307c629 | 788 | EvalPrimaries(digits) ; |
e957fea8 | 789 | AliPHOSRecPoint::EvalAll(digits) ; |
ad8cfaf4 | 790 | } |
791 | //____________________________________________________________________________ | |
91daaf24 | 792 | void AliPHOSEmcRecPoint::EvalAll(Float_t logWeight, TVector3 &vtx, TClonesArray * digits ) |
793 | { | |
794 | // Evaluates all shower parameters | |
795 | TVector3 vInc ; | |
796 | EvalLocalPosition(logWeight, vtx, digits,vInc) ; | |
797 | EvalElipsAxis(logWeight, digits, vInc) ; //they are evaluated with momenta | |
798 | EvalMoments(logWeight, digits, vInc) ; | |
799 | EvalDispersion(logWeight, digits, vInc) ; | |
800 | } | |
801 | //____________________________________________________________________________ | |
802 | void AliPHOSEmcRecPoint::EvalLocalPosition(Float_t logWeight, TVector3 &vtx, TClonesArray * digits, TVector3 &vInc) | |
b2a60966 | 803 | { |
804 | // Calculates the center of gravity in the local PHOS-module coordinates | |
b2a60966 | 805 | Float_t wtot = 0. ; |
806 | ||
807 | Int_t relid[4] ; | |
808 | ||
809 | Float_t x = 0. ; | |
810 | Float_t z = 0. ; | |
811 | ||
812 | AliPHOSDigit * digit ; | |
813 | ||
686b771f | 814 | AliPHOSGeometry * phosgeom = AliPHOSGeometry::GetInstance() ; |
b2a60966 | 815 | |
816 | Int_t iDigit; | |
817 | ||
b2a60966 | 818 | for(iDigit=0; iDigit<fMulDigit; iDigit++) { |
7932f811 | 819 | digit = (AliPHOSDigit *) digits->At(fDigitsList[iDigit]) ; |
b2a60966 | 820 | |
821 | Float_t xi ; | |
822 | Float_t zi ; | |
823 | phosgeom->AbsToRelNumbering(digit->GetId(), relid) ; | |
824 | phosgeom->RelPosInModule(relid, xi, zi); | |
f33a3764 | 825 | if (fAmp>0 && fEnergyList[iDigit]>0) { |
826 | Float_t w = TMath::Max( 0., logWeight + TMath::Log( fEnergyList[iDigit] / fAmp ) ) ; | |
827 | x += xi * w ; | |
828 | z += zi * w ; | |
829 | wtot += w ; | |
830 | } | |
831 | else | |
832 | AliError(Form("Wrong energy %f and/or amplitude %f\n", fEnergyList[iDigit], fAmp)); | |
9ce1a8d9 | 833 | } |
f33a3764 | 834 | if (wtot>0) { |
835 | x /= wtot ; | |
836 | z /= wtot ; | |
837 | } | |
838 | else | |
839 | AliError(Form("Wrong weight %f\n", wtot)); | |
ad8cfaf4 | 840 | |
841 | // Correction for the depth of the shower starting point (TDR p 127) | |
842 | Float_t para = 0.925 ; | |
843 | Float_t parb = 6.52 ; | |
844 | ||
91daaf24 | 845 | phosgeom->GetIncidentVector(vtx,GetPHOSMod(),x,z,vInc) ; |
1b799736 | 846 | |
f33a3764 | 847 | Float_t depthx = 0.; |
848 | Float_t depthz = 0.; | |
91daaf24 | 849 | if (fAmp>0&&vInc.Y()!=0.) { |
753b19cd | 850 | depthx = ( para * TMath::Log(fAmp) + parb ) * vInc.X()/TMath::Abs(vInc.Y()) ; |
851 | depthz = ( para * TMath::Log(fAmp) + parb ) * vInc.Z()/TMath::Abs(vInc.Y()) ; | |
f33a3764 | 852 | } |
853 | else | |
854 | AliError(Form("Wrong amplitude %f\n", fAmp)); | |
ad8cfaf4 | 855 | |
856 | fLocPos.SetX(x - depthx) ; | |
b2a60966 | 857 | fLocPos.SetY(0.) ; |
ad8cfaf4 | 858 | fLocPos.SetZ(z - depthz) ; |
b2a60966 | 859 | |
b2a60966 | 860 | } |
861 | ||
d15a28e7 | 862 | //____________________________________________________________________________ |
ad8cfaf4 | 863 | Float_t AliPHOSEmcRecPoint::GetMaximalEnergy(void) const |
d15a28e7 | 864 | { |
b2a60966 | 865 | // Finds the maximum energy in the cluster |
866 | ||
d15a28e7 | 867 | Float_t menergy = 0. ; |
868 | ||
869 | Int_t iDigit; | |
870 | ||
871 | for(iDigit=0; iDigit<fMulDigit; iDigit++) { | |
872 | ||
873 | if(fEnergyList[iDigit] > menergy) | |
874 | menergy = fEnergyList[iDigit] ; | |
875 | } | |
876 | return menergy ; | |
877 | } | |
878 | ||
879 | //____________________________________________________________________________ | |
fc7e2f43 | 880 | Int_t AliPHOSEmcRecPoint::GetMultiplicityAtLevel(Float_t H) const |
d15a28e7 | 881 | { |
b2a60966 | 882 | // Calculates the multiplicity of digits with energy larger than H*energy |
883 | ||
d15a28e7 | 884 | Int_t multipl = 0 ; |
885 | Int_t iDigit ; | |
886 | for(iDigit=0; iDigit<fMulDigit; iDigit++) { | |
887 | ||
888 | if(fEnergyList[iDigit] > H * fAmp) | |
889 | multipl++ ; | |
890 | } | |
891 | return multipl ; | |
892 | } | |
893 | ||
894 | //____________________________________________________________________________ | |
a0636361 | 895 | Int_t AliPHOSEmcRecPoint::GetNumberOfLocalMax( AliPHOSDigit ** maxAt, Float_t * maxAtEnergy, |
7932f811 | 896 | Float_t locMaxCut,TClonesArray * digits) const |
d15a28e7 | 897 | { |
b2a60966 | 898 | // Calculates the number of local maxima in the cluster using fLocalMaxCut as the minimum |
a4e98857 | 899 | // energy difference between two local maxima |
b2a60966 | 900 | |
d15a28e7 | 901 | AliPHOSDigit * digit ; |
902 | AliPHOSDigit * digitN ; | |
903 | ||
904 | ||
905 | Int_t iDigitN ; | |
906 | Int_t iDigit ; | |
907 | ||
7932f811 | 908 | for(iDigit = 0; iDigit < fMulDigit; iDigit++) |
a0636361 | 909 | maxAt[iDigit] = (AliPHOSDigit*) digits->At(fDigitsList[iDigit]) ; |
7932f811 | 910 | |
d15a28e7 | 911 | |
6ad0bfa0 | 912 | for(iDigit = 0 ; iDigit < fMulDigit; iDigit++) { |
a0636361 | 913 | if(maxAt[iDigit]) { |
914 | digit = maxAt[iDigit] ; | |
83974468 | 915 | |
6ad0bfa0 | 916 | for(iDigitN = 0; iDigitN < fMulDigit; iDigitN++) { |
686b771f | 917 | if(iDigit == iDigitN) |
918 | continue ; | |
919 | ||
7932f811 | 920 | digitN = (AliPHOSDigit *) digits->At(fDigitsList[iDigitN]) ; |
d15a28e7 | 921 | |
9f616d61 | 922 | if ( AreNeighbours(digit, digitN) ) { |
d15a28e7 | 923 | if (fEnergyList[iDigit] > fEnergyList[iDigitN] ) { |
a0636361 | 924 | maxAt[iDigitN] = 0 ; |
6ad0bfa0 | 925 | // but may be digit too is not local max ? |
7932f811 | 926 | if(fEnergyList[iDigit] < fEnergyList[iDigitN] + locMaxCut) |
a0636361 | 927 | maxAt[iDigit] = 0 ; |
d15a28e7 | 928 | } |
929 | else { | |
a0636361 | 930 | maxAt[iDigit] = 0 ; |
6ad0bfa0 | 931 | // but may be digitN too is not local max ? |
7932f811 | 932 | if(fEnergyList[iDigit] > fEnergyList[iDigitN] - locMaxCut) |
a0636361 | 933 | maxAt[iDigitN] = 0 ; |
d15a28e7 | 934 | } |
935 | } // if Areneighbours | |
936 | } // while digitN | |
937 | } // slot not empty | |
938 | } // while digit | |
939 | ||
940 | iDigitN = 0 ; | |
6ad0bfa0 | 941 | for(iDigit = 0; iDigit < fMulDigit; iDigit++) { |
a0636361 | 942 | if(maxAt[iDigit]){ |
d15a28e7 | 943 | maxAt[iDigitN] = maxAt[iDigit] ; |
9f616d61 | 944 | maxAtEnergy[iDigitN] = fEnergyList[iDigit] ; |
945 | iDigitN++ ; | |
d15a28e7 | 946 | } |
947 | } | |
948 | return iDigitN ; | |
949 | } | |
9688c1dd | 950 | //____________________________________________________________________________ |
6f47f50d | 951 | void AliPHOSEmcRecPoint::EvalTime(TClonesArray * /*digits*/) |
0bc3b8ed | 952 | { |
953 | // Define a rec.point time as a time in the cell with the maximum energy | |
6f47f50d | 954 | //Time already evaluated during AddDigit() |
0bc3b8ed | 955 | |
6f47f50d | 956 | /* |
9688c1dd | 957 | Float_t maxE = 0; |
958 | Int_t maxAt = 0; | |
959 | for(Int_t idig=0; idig < fMulDigit; idig++){ | |
960 | if(fEnergyList[idig] > maxE){ | |
961 | maxE = fEnergyList[idig] ; | |
962 | maxAt = idig; | |
963 | } | |
964 | } | |
965 | fTime = ((AliPHOSDigit*) digits->At(fDigitsList[maxAt]))->GetTime() ; | |
6f47f50d | 966 | */ |
9688c1dd | 967 | } |
d15a28e7 | 968 | //____________________________________________________________________________ |
092b50ba | 969 | void AliPHOSEmcRecPoint::Purify(Float_t threshold){ |
970 | //Removes digits below threshold | |
971 | ||
0fbb8738 | 972 | Int_t * tempo = new Int_t[fMaxDigit]; |
973 | Float_t * tempoE = new Float_t[fMaxDigit]; | |
092b50ba | 974 | |
975 | Int_t mult = 0 ; | |
976 | for(Int_t iDigit=0;iDigit< fMulDigit ;iDigit++){ | |
977 | if(fEnergyList[iDigit] > threshold){ | |
978 | tempo[mult] = fDigitsList[iDigit] ; | |
979 | tempoE[mult] = fEnergyList[iDigit] ; | |
980 | mult++ ; | |
981 | } | |
982 | } | |
983 | ||
984 | fMulDigit = mult ; | |
985 | delete [] fDigitsList ; | |
986 | delete [] fEnergyList ; | |
0fbb8738 | 987 | fDigitsList = new Int_t[fMulDigit]; |
988 | fEnergyList = new Float_t[fMulDigit]; | |
092b50ba | 989 | |
0458aa58 | 990 | fAmp = 0.; //Recalculate total energy |
092b50ba | 991 | for(Int_t iDigit=0;iDigit< fMulDigit ;iDigit++){ |
0458aa58 | 992 | fDigitsList[iDigit] = tempo[iDigit]; |
993 | fEnergyList[iDigit] = tempoE[iDigit] ; | |
994 | fAmp+=tempoE[iDigit]; | |
092b50ba | 995 | } |
996 | ||
997 | delete [] tempo ; | |
998 | delete [] tempoE ; | |
999 | ||
1000 | } | |
1001 | //____________________________________________________________________________ | |
a8c47ab6 | 1002 | void AliPHOSEmcRecPoint::Print(Option_t *) const |
d15a28e7 | 1003 | { |
b2a60966 | 1004 | // Print the list of digits belonging to the cluster |
1005 | ||
21cd0c07 | 1006 | TString message ; |
1007 | message = "AliPHOSEmcRecPoint:\n" ; | |
6f766ada | 1008 | message += "Digit multiplicity = %d" ; |
1009 | message += ", cluster Energy = %f" ; | |
1010 | message += ", number of primaries = %d" ; | |
1011 | message += ", rec.point index = %d \n" ; | |
1012 | printf(message.Data(), fMulDigit, fAmp, fMulTrack,GetIndexInList() ) ; | |
d15a28e7 | 1013 | |
d15a28e7 | 1014 | Int_t iDigit; |
6f766ada | 1015 | printf(" digits ids = ") ; |
7932f811 | 1016 | for(iDigit=0; iDigit<fMulDigit; iDigit++) |
53ad38d8 | 1017 | printf(" %d ", fDigitsList[iDigit] ) ; |
7932f811 | 1018 | |
6f766ada | 1019 | printf("\n digit energies = ") ; |
7932f811 | 1020 | for(iDigit=0; iDigit<fMulDigit; iDigit++) |
53ad38d8 | 1021 | printf(" %f ", fEnergyList[iDigit] ) ; |
6f766ada | 1022 | |
1023 | printf("\n digit primaries ") ; | |
1024 | if (fMulTrack<1) printf("... no primaries"); | |
bc68d12c | 1025 | for(iDigit = 0;iDigit < fMulTrack; iDigit++) |
53ad38d8 | 1026 | printf(" %d ", fTracksList[iDigit]) ; |
1027 | printf("\n") ; | |
6f766ada | 1028 | |
d15a28e7 | 1029 | } |
88714635 | 1030 | |
7932f811 | 1031 |