Improved alignment awareness in AliITStrackerMI (A. Dainese)
[u/mrichter/AliRoot.git] / ZDC / AliZDCDigitizer.cxx
CommitLineData
8309c1ab 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// //
20// ZDC digitizer class //
21// //
22///////////////////////////////////////////////////////////////////////////////
23
24#include <stdlib.h>
25
26// --- ROOT system
27#include <TTree.h>
28#include <TFile.h>
29#include <TNtuple.h>
30#include <TRandom.h>
31
32// --- AliRoot header files
33#include "AliLog.h"
34#include "AliRun.h"
35#include "AliHeader.h"
36#include "AliGenHijingEventHeader.h"
37#include "AliRunDigitizer.h"
38#include "AliRunLoader.h"
78d18275 39#include "AliCDBManager.h"
48642b09 40#include "AliCDBEntry.h"
8309c1ab 41#include "AliZDCSDigit.h"
42#include "AliZDCDigit.h"
43#include "AliZDCFragment.h"
44#include "AliZDCDigitizer.h"
8a2624cc 45
46class AliCDBStorage;
6024ec85 47class AliZDCPedestals;
48class AliZDCCalib;
49class AliZDCRecParam;
8309c1ab 50
51ClassImp(AliZDCDigitizer)
52
53
54//____________________________________________________________________________
a718c993 55AliZDCDigitizer::AliZDCDigitizer() :
56 fIsCalibration(0),
57 fPedData(0),
58 fCalibData(0),
59 fRecParam(0)
8309c1ab 60{
61// Default constructor
62
63}
64
65//____________________________________________________________________________
66AliZDCDigitizer::AliZDCDigitizer(AliRunDigitizer* manager):
a718c993 67 AliDigitizer(manager),
68 fIsCalibration(0), //By default the simulation doesn't create calib. data
69 fPedData(GetPedData()),
70 fCalibData(GetCalibData()),
71 fRecParam(GetRecParam())
8309c1ab 72{
78d18275 73 // Get calibration data
d27e20dd 74 if(fIsCalibration!=0) printf("\n\t AliZDCDigitizer -> Creating calibration data (pedestals)\n");
78d18275 75
8309c1ab 76}
77
78//____________________________________________________________________________
79AliZDCDigitizer::~AliZDCDigitizer()
80{
81// Destructor
a718c993 82// Not implemented
8309c1ab 83}
84
85
86//____________________________________________________________________________
cc2abffd 87AliZDCDigitizer::AliZDCDigitizer(const AliZDCDigitizer &digitizer):
a718c993 88 AliDigitizer(),
89 fIsCalibration(digitizer.fIsCalibration),
90 fPedData(digitizer.fPedData),
91 fCalibData(digitizer.fCalibData),
92 fRecParam(digitizer.fRecParam)
cc2abffd 93{
94 // Copy constructor
95
96 for(Int_t i=0; i<6; i++){
97 for(Int_t j=0; j<5; j++){
98 fPMGain[i][j] = digitizer.fPMGain[i][j];
99 }
100 }
101 for(Int_t i=0; i<2; i++) fADCRes[i] = digitizer.fADCRes[i];
cc2abffd 102
103}
104
105//____________________________________________________________________________
8309c1ab 106Bool_t AliZDCDigitizer::Init()
107{
48642b09 108 // Initialize the digitizer
109 // NB -> PM gain vs. HV & ADC resolutions will move to DCDB ***************
7f73eb6b 110 for(Int_t j = 0; j < 5; j++){
111 fPMGain[0][j] = 50000.;
112 fPMGain[1][j] = 100000.;
113 fPMGain[2][j] = 100000.;
a017f01b 114 fPMGain[3][j] = 50000.;
115 fPMGain[4][j] = 100000.;
116 fPMGain[5][j] = 100000.;
7f73eb6b 117 }
118 // ADC Caen V965
119 fADCRes[0] = 0.0000008; // ADC Resolution high gain: 200 fC/adcCh
120 fADCRes[1] = 0.0000064; // ADC Resolution low gain: 25 fC/adcCh
8309c1ab 121
122 return kTRUE;
123}
124
125//____________________________________________________________________________
126void AliZDCDigitizer::Exec(Option_t* /*option*/)
127{
48642b09 128 // Execute digitization
8309c1ab 129
d79f8d50 130 // ------------------------------------------------------------
83347831 131 // !!! 2nd ZDC set added
7f73eb6b 132 // *** 1st 3 arrays are digits from REAL (simulated) hits
133 // *** last 2 are copied from simulated digits
134 // --- pm[0][...] = light in ZN right [C, Q1, Q2, Q3, Q4]
135 // --- pm[1][...] = light in ZP right [C, Q1, Q2, Q3, Q4]
48642b09 136 // --- pm[2][...] = light in ZEM [x, 1, 2, x, x]
7f73eb6b 137 // --- pm[3][...] = light in ZN left [C, Q1, Q2, Q3, Q4] ->NEW!
138 // --- pm[4][...] = light in ZP left [C, Q1, Q2, Q3, Q4] ->NEW!
d79f8d50 139 // ------------------------------------------------------------
140 Float_t pm[5][5];
8574b308 141 for(Int_t iSector1=0; iSector1<5; iSector1++)
142 for(Int_t iSector2=0; iSector2<5; iSector2++){
8309c1ab 143 pm[iSector1][iSector2] = 0;
144 }
d79f8d50 145
146 // ------------------------------------------------------------
147 // ### Out of time ADC added (22 channels)
148 // --- same codification as for signal PTMs (see above)
149 // ------------------------------------------------------------
150 Float_t pmoot[5][5];
8574b308 151 for(Int_t iSector1=0; iSector1<5; iSector1++)
152 for(Int_t iSector2=0; iSector2<5; iSector2++){
d79f8d50 153 pmoot[iSector1][iSector2] = 0;
154 }
8309c1ab 155
156 // impact parameter and number of spectators
157 Float_t impPar = -1;
158 Int_t specN = 0;
159 Int_t specP = 0;
160
161 // loop over input streams
8574b308 162 for(Int_t iInput = 0; iInput<fManager->GetNinputs(); iInput++){
8309c1ab 163
164 // get run loader and ZDC loader
165 AliRunLoader* runLoader =
166 AliRunLoader::GetRunLoader(fManager->GetInputFolderName(iInput));
167 AliLoader* loader = runLoader->GetLoader("ZDCLoader");
8574b308 168 if(!loader) continue;
8309c1ab 169
170 // load sdigits
171 loader->LoadSDigits();
172 TTree* treeS = loader->TreeS();
8574b308 173 if(!treeS) continue;
8309c1ab 174 AliZDCSDigit sdigit;
175 AliZDCSDigit* psdigit = &sdigit;
176 treeS->SetBranchAddress("ZDC", &psdigit);
177
178 // loop over sdigits
8574b308 179 for(Int_t iSDigit=0; iSDigit<treeS->GetEntries(); iSDigit++){
8309c1ab 180 treeS->GetEntry(iSDigit);
7f73eb6b 181 //
8574b308 182 if(!psdigit) continue;
183 if((sdigit.GetSector(1) < 0) || (sdigit.GetSector(1) > 4)){
8309c1ab 184 AliError(Form("\nsector[0] = %d, sector[1] = %d\n",
185 sdigit.GetSector(0), sdigit.GetSector(1)));
186 continue;
187 }
7f73eb6b 188 //
48642b09 189 pm[(sdigit.GetSector(0))-1][sdigit.GetSector(1)] += sdigit.GetLightPM();
7f73eb6b 190 /*printf("\n\t Detector %d, Tower %d -> pm[%d][%d] = %.0f \n",
48642b09 191 sdigit.GetSector(0), sdigit.GetSector(1),sdigit.GetSector(0)-1,
192 sdigit.GetSector(1), pm[sdigit.GetSector(0)-1][sdigit.GetSector(1)]); // Chiara debugging!
abf60186 193 */
8309c1ab 194 }
195
8309c1ab 196 loader->UnloadSDigits();
197
198 // get the impact parameter and the number of spectators in case of hijing
8574b308 199 if(!runLoader->GetAliRun()) runLoader->LoadgAlice();
8309c1ab 200 AliHeader* header = runLoader->GetAliRun()->GetHeader();
8574b308 201 if(!header) continue;
8309c1ab 202 AliGenEventHeader* genHeader = header->GenEventHeader();
8574b308 203 if(!genHeader) continue;
204 if(!genHeader->InheritsFrom(AliGenHijingEventHeader::Class())) continue;
8309c1ab 205 impPar = ((AliGenHijingEventHeader*) genHeader)->ImpactParameter();
85a96223 206 //
207 specN = ((AliGenHijingEventHeader*) genHeader)->ProjSpectatorsn();
208 specP = ((AliGenHijingEventHeader*) genHeader)->ProjSpectatorsp();
78d18275 209 AliDebug(2, Form("\n AliZDCDigitizer -> b = %f fm, Nspecn = %d, Nspecp = %d\n",
8309c1ab 210 impPar, specN, specP));
d27e20dd 211 printf("\n\t AliZDCDigitizer -> b = %f fm, # generated spectator n = %d,"
212 " # generated spectator p = %d\n", impPar, specN, specP);
8309c1ab 213 }
214
215 // add spectators
8574b308 216 if(impPar >= 0) {
8309c1ab 217 Int_t freeSpecN, freeSpecP;
218 Fragmentation(impPar, specN, specP, freeSpecN, freeSpecP);
d27e20dd 219 printf("\n\t AliZDCDigitizer -> Adding signal for %d free spectator n\n",freeSpecN);
8309c1ab 220 SpectatorSignal(1, freeSpecN, pm);
d27e20dd 221 printf("\t AliZDCDigitizer -> Adding signal for %d free spectator p\n\n",freeSpecP);
8309c1ab 222 SpectatorSignal(2, freeSpecP, pm);
223 }
224
8a2624cc 225
8309c1ab 226 // get the output run loader and loader
227 AliRunLoader* runLoader =
228 AliRunLoader::GetRunLoader(fManager->GetOutputFolderName());
229 AliLoader* loader = runLoader->GetLoader("ZDCLoader");
8574b308 230 if(!loader) {
8309c1ab 231 AliError("no ZDC loader found");
232 return;
233 }
234
235 // create the output tree
236 const char* mode = "update";
8574b308 237 if(runLoader->GetEventNumber() == 0) mode = "recreate";
8309c1ab 238 loader->LoadDigits(mode);
239 loader->MakeTree("D");
240 TTree* treeD = loader->TreeD();
241 AliZDCDigit digit;
242 AliZDCDigit* pdigit = &digit;
243 const Int_t kBufferSize = 4000;
244 treeD->Branch("ZDC", "AliZDCDigit", &pdigit, kBufferSize);
245
246 // Create digits
80e87581 247 Int_t sector[2];
248 Int_t digi[2], digioot[2];
249 for(sector[0]=1; sector[0]<6; sector[0]++){
abf60186 250 for(sector[1]=0; sector[1]<5; sector[1]++){
251 if((sector[0]==3) && ((sector[1]<1) || (sector[1]>2))) continue;
8574b308 252 for(Int_t res=0; res<2; res++){
abf60186 253 digi[res] = Phe2ADCch(sector[0], sector[1], pm[sector[0]-1][sector[1]], res)
48642b09 254 + Pedestal(sector[0], sector[1], res);
7f73eb6b 255 }
58e12fee 256 /*printf("\t DIGIT added -> det %d quad %d - digi[0,1] = [%d, %d]\n",
abf60186 257 sector[0], sector[1], digi[0], digi[1]); // Chiara debugging!
d79f8d50 258 */
abf60186 259 //
260 new(pdigit) AliZDCDigit(sector, digi);
8309c1ab 261 treeD->Fill();
262 }
83347831 263 } // Loop over detector
264 // Adding in-time digits for 2 reference PTM signals (after signal ch.)
265 // (for the moment the ref. signal is completely invented assuming a PMgain of 5*10^4!)
266 Int_t sectorRef[2];
267 sectorRef[1] = 5;
9d38ced8 268 Int_t sigRef[2];
80e87581 269 // Reference signal are set to 100 (high gain chain) and 800 (low gain chain)
9d38ced8 270 if(fIsCalibration==0) {sigRef[0]=100; sigRef[1]=800;}
80e87581 271 else {sigRef[0]=0; sigRef[1]=0;} // calibration -> simulation of pedestal values
9d38ced8 272 //
83347831 273 for(Int_t iref=0; iref<2; iref++){
274 sectorRef[0] = 3*iref+1;
275 for(Int_t res=0; res<2; res++){
276 sigRef[res] += Pedestal(sectorRef[0], sectorRef[1], res);
277 }
278 /*printf("\t RefDigit added -> det = %d, quad = %d - digi[0,1] = [%d, %d]\n",
279 sectorRef[0], sectorRef[1], sigRef[0], sigRef[1]); // Chiara debugging!
280 */
281 new(pdigit) AliZDCDigit(sectorRef, sigRef);
282 treeD->Fill();
abf60186 283 }
d79f8d50 284 //
285 // --- Adding digits for out-of-time channels after signal digits
80e87581 286 for(sector[0]=1; sector[0]<6; sector[0]++){
d79f8d50 287 for(sector[1]=0; sector[1]<5; sector[1]++){
288 if((sector[0]==3) && ((sector[1]<1) || (sector[1]>2))) continue;
8574b308 289 for(Int_t res=0; res<2; res++){
d79f8d50 290 digioot[res] = Pedestal(sector[0], sector[1], res); // out-of-time ADCs
291 }
292 /*printf("\t DIGIToot added -> det = %d, quad = %d - digi[0,1] = [%d, %d]\n",
293 sector[0], sector[1], digioot[0], digioot[1]); // Chiara debugging!
294 */
295 //
296 new(pdigit) AliZDCDigit(sector, digioot);
297 treeD->Fill();
d79f8d50 298 }
299 }
83347831 300 // Adding out-of-time digits for 2 reference PTM signals (after out-of-time ch.)
301 Int_t sigRefoot[2];
302 for(Int_t iref=0; iref<2; iref++){
303 sectorRef[0] = 3*iref+1;
304 for(Int_t res=0; res<2; res++){
305 sigRefoot[res] = Pedestal(sectorRef[0], sectorRef[1], res);
306 }
307 /*printf("\t RefDigitoot added -> det = %d, quad = %d - digi[0,1] = [%d, %d]\n",
308 sectorRef[0], sectorRef[1], sigRefoot[0], sigRefoot[1]); // Chiara debugging!
309 */
310 new(pdigit) AliZDCDigit(sectorRef, sigRefoot);
311 treeD->Fill();
83347831 312 }
313 //printf("\t AliZDCDigitizer -> TreeD has %d entries\n",(Int_t) treeD->GetEntries());
314
8309c1ab 315 // write the output tree
316 loader->WriteDigits("OVERWRITE");
317 loader->UnloadDigits();
318}
319
320
321//_____________________________________________________________________________
322void AliZDCDigitizer::Fragmentation(Float_t impPar, Int_t specN, Int_t specP,
323 Int_t &freeSpecN, Int_t &freeSpecP) const
324{
325// simulate fragmentation of spectators
326
8309c1ab 327 AliZDCFragment frag(impPar);
8309c1ab 328
329 // Fragments generation
92339a90 330 frag.GenerateIMF();
331 Int_t nAlpha = frag.GetNalpha();
8309c1ab 332
333 // Attach neutrons
92339a90 334 Int_t ztot = frag.GetZtot();
335 Int_t ntot = frag.GetNtot();
336 frag.AttachNeutrons();
8309c1ab 337 freeSpecN = specN-ntot-2*nAlpha;
338 freeSpecP = specP-ztot-2*nAlpha;
3848c666 339 // Removing deuterons
a0607c1f 340 Int_t ndeu = (Int_t) (freeSpecN*frag.DeuteronNumber());
3848c666 341 freeSpecN -= ndeu;
342 //
8309c1ab 343 if(freeSpecN<0) freeSpecN=0;
344 if(freeSpecP<0) freeSpecP=0;
345 AliDebug(2, Form("FreeSpn = %d, FreeSpp = %d", freeSpecN, freeSpecP));
346}
347
348//_____________________________________________________________________________
349void AliZDCDigitizer::SpectatorSignal(Int_t SpecType, Int_t numEvents,
350 Float_t pm[3][5]) const
351{
352// add signal of the spectators
353
354 TFile* file = NULL;
8574b308 355 if(SpecType == 1) { // --- Signal for spectator neutrons
e689b8ea 356 file = TFile::Open("$ALICE_ROOT/ZDC/ZNsignalntu.root");
8574b308 357 } else if(SpecType == 2) { // --- Signal for spectator protons
e689b8ea 358 file = TFile::Open("$ALICE_ROOT/ZDC/ZPsignalntu.root");
8309c1ab 359 }
8574b308 360 if(!file || !file->IsOpen()) {
8309c1ab 361 AliError("Opening of file failed");
362 return;
363 }
364
365 TNtuple* zdcSignal = (TNtuple*) file->Get("ZDCSignal");
366 Int_t nentries = (Int_t) zdcSignal->GetEntries();
367
368 Float_t *entry, hitsSpec[7];
369 Int_t pl, i, j, k, iev=0, rnd[125], volume[2];
48642b09 370 for(pl=0;pl<125;pl++) rnd[pl] = 0;
8574b308 371 if(numEvents > 125) {
8309c1ab 372 AliWarning(Form("numEvents (%d) is larger than 125", numEvents));
373 numEvents = 125;
374 }
375 for(pl=0;pl<numEvents;pl++){
376 rnd[pl] = (Int_t) (9999*gRandom->Rndm());
85a96223 377 if(rnd[pl] >= 9999) rnd[pl] = 9998;
8309c1ab 378 //printf(" rnd[%d] = %d\n",pl,rnd[pl]);
379 }
380 // Sorting vector in ascending order with C function QSORT
381 qsort((void*)rnd,numEvents,sizeof(Int_t),comp);
382 do{
383 for(i=0; i<nentries; i++){
384 zdcSignal->GetEvent(i);
385 entry = zdcSignal->GetArgs();
386 if(entry[0] == rnd[iev]){
387 for(k=0; k<2; k++) volume[k] = (Int_t) entry[k+1];
388 for(j=0; j<7; j++) hitsSpec[j] = entry[j+3];
48642b09 389 //
8309c1ab 390 Float_t lightQ = hitsSpec[4];
391 Float_t lightC = hitsSpec[5];
78d18275 392 AliDebug(3, Form("SpectatorSignal -> vol = (%d, %d), lightQ = %.0f, lightC = %.0f",
8309c1ab 393 volume[0], volume[1], lightQ, lightC));
48642b09 394 //printf("\n Volume = (%d, %d), lightQ = %.0f, lightC = %.0f",
395 // volume[0], volume[1], lightQ, lightC);
acf9550c 396 if(volume[0] != 3) { // ZN or ZP
8309c1ab 397 pm[volume[0]-1][0] += lightC;
398 pm[volume[0]-1][volume[1]] += lightQ;
48642b09 399 //printf("\n pm[%d][0] = %.0f, pm[%d][%d] = %.0f\n",(volume[0]-1),pm[volume[0]-1][0],
400 // (volume[0]-1),volume[1],pm[volume[0]-1][volume[1]]);
401 }
402 else {
8574b308 403 if(volume[1] == 1) pm[2][1] += lightC; // ZEM 1
acf9550c 404 else pm[2][2] += lightQ; // ZEM 2
48642b09 405 //printf("\n pm[2][1] = %.0f, pm[2][2] = %.0f\n",pm[2][1],pm[2][2]);
406 }
8309c1ab 407 }
408 else if(entry[0] > rnd[iev]){
409 iev++;
410 continue;
411 }
412 }
413 }while(iev<numEvents);
414
415 file->Close();
416 delete file;
417}
418
419
420//_____________________________________________________________________________
421Int_t AliZDCDigitizer::Phe2ADCch(Int_t Det, Int_t Quad, Float_t Light,
422 Int_t Res) const
423{
48642b09 424 // Evaluation of the ADC channel corresponding to the light yield Light
8a2624cc 425 Int_t vADCch = (Int_t) (Light * fPMGain[Det-1][Quad] * fADCRes[Res]);
58e12fee 426 //printf("\t Phe2ADCch -> det %d quad %d - phe %.0f ADC %d\n", Det,Quad,Light,vADCch);
7f73eb6b 427
8a2624cc 428 return vADCch;
48642b09 429}
8309c1ab 430
48642b09 431//_____________________________________________________________________________
432Int_t AliZDCDigitizer::Pedestal(Int_t Det, Int_t Quad, Int_t Res) const
433{
8a2624cc 434 // Returns a pedestal for detector det, PM quad, channel with res.
435 //
65b16e87 436 Float_t pedValue;
abf60186 437 // Normal run
438 if(fIsCalibration == 0){
c35ed519 439 Int_t index=0, kNch=24;
83347831 440 if(Quad!=5){
c35ed519 441 if(Det==1) index = Quad+kNch*Res; // ZNC
442 else if(Det==2) index = (Quad+5)+kNch*Res; // ZPC
443 else if(Det==3) index = (Quad+9)+kNch*Res; // ZEM
444 else if(Det==4) index = (Quad+12)+kNch*Res; // ZNA
445 else if(Det==5) index = (Quad+17)+kNch*Res; // ZPA
83347831 446 }
c35ed519 447 else index = (Det-1)/3+22+kNch*Res; // Reference PMs
83347831 448 //
c35ed519 449 Float_t meanPed = fPedData->GetMeanPed(index);
450 Float_t pedWidth = fPedData->GetMeanPedWidth(index);
65b16e87 451 pedValue = gRandom->Gaus(meanPed,pedWidth);
abf60186 452 //
58e12fee 453 /*printf("\t AliZDCDigitizer::Pedestal -> det %d quad %d res %d - Ped[%d] = %d\n",
65b16e87 454 Det, Quad, Res, index,(Int_t) pedValue); // Chiara debugging!
abf60186 455 */
456 }
7f73eb6b 457 // To create calibration object
83347831 458 else{
65b16e87 459 if(Res == 0) pedValue = gRandom->Gaus((35.+10.*gRandom->Rndm()),(0.5+0.2*gRandom->Rndm())); //High gain
460 else pedValue = gRandom->Gaus((250.+100.*gRandom->Rndm()),(3.5+2.*gRandom->Rndm())); //Low gain
83347831 461 }
dbc8d7fc 462
65b16e87 463 return (Int_t) pedValue;
8309c1ab 464}
465
466//_____________________________________________________________________________
78d18275 467AliCDBStorage* AliZDCDigitizer::SetStorage(const char *uri)
8309c1ab 468{
8309c1ab 469
78d18275 470 Bool_t deleteManager = kFALSE;
48642b09 471
78d18275 472 AliCDBManager *manager = AliCDBManager::Instance();
473 AliCDBStorage *defstorage = manager->GetDefaultStorage();
48642b09 474
78d18275 475 if(!defstorage || !(defstorage->Contains("ZDC"))){
476 AliWarning("No default storage set or default storage doesn't contain ZDC!");
477 manager->SetDefaultStorage(uri);
478 deleteManager = kTRUE;
479 }
480
481 AliCDBStorage *storage = manager->GetDefaultStorage();
482
483 if(deleteManager){
484 AliCDBManager::Instance()->UnsetDefaultStorage();
485 defstorage = 0; // the storage is killed by AliCDBManager::Instance()->Destroy()
486 }
487
488 return storage;
489}
48642b09 490
78d18275 491//_____________________________________________________________________________
6024ec85 492AliZDCPedestals* AliZDCDigitizer::GetPedData() const
493{
494
495 // Getting pedestal calibration object for ZDC set
496
497 AliCDBEntry *entry = AliCDBManager::Instance()->Get("ZDC/Calib/Pedestals");
498 if(!entry) AliFatal("No calibration data loaded!");
499
500 AliZDCPedestals *calibdata = dynamic_cast<AliZDCPedestals*> (entry->GetObject());
501 if(!calibdata) AliFatal("Wrong calibration object in calibration file!");
502
503 return calibdata;
504}
505
506//_____________________________________________________________________________
507AliZDCCalib* AliZDCDigitizer::GetCalibData() const
508{
509
510 // Getting calibration object for ZDC set
511
512 AliCDBEntry *entry = AliCDBManager::Instance()->Get("ZDC/Calib/Calib");
513 if(!entry) AliFatal("No calibration data loaded!");
514
515 AliZDCCalib *calibdata = dynamic_cast<AliZDCCalib*> (entry->GetObject());
516 if(!calibdata) AliFatal("Wrong calibration object in calibration file!");
517
518 return calibdata;
519}
520
521//_____________________________________________________________________________
522AliZDCRecParam* AliZDCDigitizer::GetRecParam() const
78d18275 523{
4fda3ba1 524
525 // Getting calibration object for ZDC set
526
6024ec85 527 AliCDBEntry *entry = AliCDBManager::Instance()->Get("ZDC/Calib/RecParam");
457a440d 528 if(!entry) AliFatal("No calibration data loaded!");
529
6024ec85 530 AliZDCRecParam *calibdata = dynamic_cast<AliZDCRecParam*> (entry->GetObject());
457a440d 531 if(!calibdata) AliFatal("Wrong calibration object in calibration file!");
8309c1ab 532
78d18275 533 return calibdata;
8309c1ab 534}
4fda3ba1 535