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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 *
f5d41205 13 * provided "as is" without express or implied warranty. *
14 **************************************************************************/
15
16/* $Id$ */
17
18///////////////////////////////////////////////////////////////////////////////
19// //
20// class for ZDC reconstruction //
21// //
22///////////////////////////////////////////////////////////////////////////////
23
24
25#include <TF1.h>
26
27#include "AliRunLoader.h"
28#include "AliRawReader.h"
29#include "AliESDEvent.h"
a85132e7 30#include "AliESDZDC.h"
f5d41205 31#include "AliZDCDigit.h"
32#include "AliZDCRawStream.h"
33#include "AliZDCReco.h"
34#include "AliZDCReconstructor.h"
6024ec85 35#include "AliZDCPedestals.h"
36#include "AliZDCCalib.h"
7bff3766 37#include "AliZDCRecoParam.h"
38#include "AliZDCRecoParampp.h"
39#include "AliZDCRecoParamPbPb.h"
f5d41205 40
41
42ClassImp(AliZDCReconstructor)
7bff3766 43AliZDCRecoParam *AliZDCReconstructor::fRecoParam=0; //reconstruction parameters
f5d41205 44
45//_____________________________________________________________________________
46AliZDCReconstructor:: AliZDCReconstructor() :
6024ec85 47 fPedData(GetPedData()),
7bff3766 48 fECalibData(GetECalibData())
f5d41205 49{
50 // **** Default constructor
51
52}
53
54
55//_____________________________________________________________________________
56AliZDCReconstructor::~AliZDCReconstructor()
57{
58// destructor
7bff3766 59 if(fRecoParam) delete fRecoParam;
60 if(fPedData) delete fPedData;
61 if(fECalibData) delete fECalibData;
f5d41205 62}
63
f5d41205 64//_____________________________________________________________________________
65void AliZDCReconstructor::Reconstruct(TTree* digitsTree, TTree* clustersTree) const
66{
67 // *** Local ZDC reconstruction for digits
68 // Works on the current event
69
70 // Retrieving calibration data
a85132e7 71 Float_t meanPed[48];
72 for(Int_t jj=0; jj<48; jj++) meanPed[jj] = fPedData->GetMeanPed(jj);
f5d41205 73
74 // get digits
75 AliZDCDigit digit;
76 AliZDCDigit* pdigit = &digit;
77 digitsTree->SetBranchAddress("ZDC", &pdigit);
c35ed519 78 //printf("\n\t # of digits in tree: %d\n",(Int_t) digitsTree->GetEntries());
f5d41205 79
80 // loop over digits
c35ed519 81 Float_t tZN1Corr[10], tZP1Corr[10], tZN2Corr[10], tZP2Corr[10];
82 Float_t dZEM1Corr[2], dZEM2Corr[2], PMRef1[2], PMRef2[2];
83 for(Int_t i=0; i<10; i++){
84 tZN1Corr[i] = tZP1Corr[i] = tZN2Corr[i] = tZP2Corr[i] = 0.;
85 if(i<2) dZEM1Corr[i] = dZEM2Corr[i] = PMRef1[i] = PMRef2[i] = 0.;
86 }
87 //
f5d41205 88 for (Int_t iDigit = 0; iDigit < (digitsTree->GetEntries()/2); iDigit++) {
a85132e7 89 digitsTree->GetEntry(iDigit);
90 if (!pdigit) continue;
a85132e7 91 //
92 Int_t det = digit.GetSector(0);
93 Int_t quad = digit.GetSector(1);
c35ed519 94 Int_t pedindex = -1, kNch = 24;
a85132e7 95 //printf("\n\t Digit #%d det %d quad %d", iDigit, det, quad);
96 //
97 if(quad != 5){ // ZDC (not reference PTMs!)
c35ed519 98 if(det == 1){ // *** ZNC
f5d41205 99 pedindex = quad;
c35ed519 100 tZN1Corr[quad] = (Float_t) (digit.GetADCValue(0)-meanPed[pedindex]);
101 if(tZN1Corr[quad]<0.) tZN1Corr[quad] = 0.;
102 tZN1Corr[quad+5] = (Float_t) (digit.GetADCValue(1)-meanPed[pedindex+kNch]);
58dd32ca 103 if(tZN1Corr[quad+5]<0.) tZN1Corr[quad+5] = 0.;
c35ed519 104 //printf("\t pedindex %d tZN1Corr[%d] = %1.0f tZN1Corr[%d] = %1.0f",
105 // pedindex, quad, tZN1Corr[quad], quad+5, tZN1Corr[quad+5]);
f5d41205 106 }
107 else if(det == 2){ // *** ZP1
a85132e7 108 pedindex = quad+5;
c35ed519 109 tZP1Corr[quad] = (Float_t) (digit.GetADCValue(0)-meanPed[pedindex]);
110 if(tZP1Corr[quad]<0.) tZP1Corr[quad] = 0.;
111 tZP1Corr[quad+5] = (Float_t) (digit.GetADCValue(1)-meanPed[pedindex+kNch]);
58dd32ca 112 if(tZP1Corr[quad+5]<0.) tZP1Corr[quad+5] = 0.;
c35ed519 113 //printf("\t pedindex %d tZP1Corr[%d] = %1.0f tZP1Corr[%d] = %1.0f",
114 // pedindex, quad, tZP1Corr[quad], quad+5, tZP1Corr[quad+5]);
f5d41205 115 }
116 else if(det == 3){
c35ed519 117 pedindex = quad+9;
f5d41205 118 if(quad == 1){ // *** ZEM1
c35ed519 119 dZEM1Corr[0] += (Float_t) (digit.GetADCValue(0)-meanPed[pedindex]);
120 if(dZEM1Corr[0]<0.) dZEM1Corr[0] = 0.;
121 dZEM1Corr[1] += (Float_t) (digit.GetADCValue(1)-meanPed[pedindex+kNch]);
122 if(dZEM1Corr[1]<0.) dZEM1Corr[1] = 0.;
123 //printf("\t pedindex %d tZEM1Corr[%d] = %1.0f tZEM1Corr[%d] = %1.0f",
124 // pedindex, quad, tZEM1Corr[quad], quad+1, tZEM1Corr[quad+1]);
f5d41205 125 }
a85132e7 126 else if(quad == 2){ // *** ZEM2
c35ed519 127 dZEM2Corr[0] += (Float_t) (digit.GetADCValue(0)-meanPed[pedindex]);
128 if(dZEM2Corr[0]<0.) dZEM2Corr[0] = 0.;
129 dZEM2Corr[1] += (Float_t) (digit.GetADCValue(1)-meanPed[pedindex+kNch]);
130 if(dZEM2Corr[1]<0.) dZEM2Corr[1] = 0.;
131 //printf("\t pedindex %d tZEM2Corr[%d] = %1.0f tZEM2Corr[%d] = %1.0f",
132 // pedindex, quad, tZEM2Corr[quad], quad+1, tZEM2Corr[quad+1]);
f5d41205 133 }
134 }
135 else if(det == 4){ // *** ZN2
a85132e7 136 pedindex = quad+12;
c35ed519 137 tZN2Corr[quad] = (Float_t) (digit.GetADCValue(0)-meanPed[pedindex]);
138 if(tZN2Corr[quad]<0.) tZN2Corr[quad] = 0.;
139 tZN2Corr[quad+5] = (Float_t) (digit.GetADCValue(1)-meanPed[pedindex+kNch]);
140 if(tZN2Corr[quad+5]<0.) tZN2Corr[quad+5] = 0.;
141 //printf("\t pedindex %d tZN2Corr[%d] = %1.0f tZN2Corr[%d] = %1.0f\n",
142 // pedindex, quad, tZN2Corr[quad], quad+5, tZN2Corr[quad+5]);
f5d41205 143 }
144 else if(det == 5){ // *** ZP2
a85132e7 145 pedindex = quad+17;
c35ed519 146 tZP2Corr[quad] = (Float_t) (digit.GetADCValue(0)-meanPed[pedindex]);
147 if(tZP2Corr[quad]<0.) tZP2Corr[quad] = 0.;
148 tZP2Corr[quad+5] = (Float_t) (digit.GetADCValue(1)-meanPed[pedindex+kNch]);
149 if(tZP2Corr[quad+5]<0.) tZP2Corr[quad+5] = 0.;
150 //printf("\t pedindex %d tZP2Corr[%d] = %1.0f tZP2Corr[%d] = %1.0f\n",
151 // pedindex, quad, tZP2Corr[quad], quad+5, tZP2Corr[quad+5]);
f5d41205 152 }
a85132e7 153 }
c35ed519 154 else{ // Reference PMs
155 pedindex = (det-1)/3+22;
156 if(det == 1){
157 PMRef1[0] = (Float_t) (digit.GetADCValue(0)-meanPed[pedindex]);
158 if(PMRef1[0]<0.) PMRef1[0] = 0.;
159 PMRef1[1] = (Float_t) (digit.GetADCValue(1)-meanPed[pedindex+kNch]);
160 if(PMRef2[1]<0.) PMRef1[1] = 0.;
161 }
162 else if(det == 4){
163 PMRef2[0] = (Float_t) (digit.GetADCValue(0)-meanPed[pedindex]);
164 if(PMRef2[0]<0.) PMRef2[0] = 0.;
165 PMRef2[1] = (Float_t) (digit.GetADCValue(1)-meanPed[pedindex+kNch]);
166 if(PMRef2[1]<0.) PMRef2[1] = 0.;
167 }
168 }
f5d41205 169 }
170
171 // reconstruct the event
7bff3766 172 ReconstructEventpp(clustersTree, tZN1Corr, tZP1Corr, tZN2Corr, tZP2Corr,
c35ed519 173 dZEM1Corr, dZEM2Corr, PMRef1, PMRef2);
f5d41205 174
175}
176
177//_____________________________________________________________________________
178void AliZDCReconstructor::Reconstruct(AliRawReader* rawReader, TTree* clustersTree) const
179{
180 // *** ZDC raw data reconstruction
181 // Works on the current event
182
183 // Retrieving calibration data
a85132e7 184 Float_t meanPed[48];
185 for(Int_t jj=0; jj<48; jj++) meanPed[jj] = fPedData->GetMeanPed(jj);
f5d41205 186
187 rawReader->Reset();
7bff3766 188
c35ed519 189 // loop over raw data
190 Float_t tZN1Corr[10], tZP1Corr[10], tZN2Corr[10], tZP2Corr[10];
191 Float_t dZEM1Corr[2], dZEM2Corr[2], PMRef1[2], PMRef2[2];
192 for(Int_t i=0; i<10; i++){
193 tZN1Corr[i] = tZP1Corr[i] = tZN2Corr[i] = tZP2Corr[i] = 0.;
194 if(i<2) dZEM1Corr[i] = dZEM2Corr[i] = PMRef1[i] = PMRef2[i] = 0.;
195 }
f5d41205 196 //
197 AliZDCRawStream rawData(rawReader);
c35ed519 198 Int_t kNch = 24;
f5d41205 199 while (rawData.Next()) {
200 if(rawData.IsADCDataWord()){
a85132e7 201 Int_t det = rawData.GetSector(0);
202 Int_t quad = rawData.GetSector(1);
203 Int_t gain = rawData.GetADCGain();
204 Int_t pedindex=0;
205 //
206 if(quad !=5){ // ZDCs (not reference PTMs)
f5d41205 207 if(det == 1){
208 pedindex = quad;
c35ed519 209 if(gain == 0) tZN1Corr[quad] += (Float_t) (rawData.GetADCValue()-meanPed[pedindex]);
210 else tZN1Corr[quad+5] += (Float_t) (rawData.GetADCValue()-meanPed[pedindex+kNch]);
f5d41205 211 }
212 else if(det == 2){
a85132e7 213 pedindex = quad+5;
c35ed519 214 if(gain == 0) tZP1Corr[quad] += (Float_t) (rawData.GetADCValue()-meanPed[pedindex]);
215 else tZP1Corr[quad+5] += (Float_t) (rawData.GetADCValue()-meanPed[pedindex+kNch]);
f5d41205 216 }
217 else if(det == 3){
c35ed519 218 pedindex = quad+9;
f5d41205 219 if(quad==1){
c35ed519 220 if(gain == 0) dZEM1Corr[0] += (Float_t) (rawData.GetADCValue()-meanPed[pedindex]);
221 else dZEM1Corr[1] += (Float_t) (rawData.GetADCValue()-meanPed[pedindex+kNch]);
f5d41205 222 }
223 else if(quad==2){
c35ed519 224 if(gain == 0) dZEM2Corr[0] += (Float_t) (rawData.GetADCValue()-meanPed[pedindex]);
225 else dZEM2Corr[1] += (Float_t) (rawData.GetADCValue()-meanPed[pedindex+kNch]);
f5d41205 226 }
227 }
228 else if(det == 4){
a85132e7 229 pedindex = quad+12;
c35ed519 230 if(gain == 0) tZN2Corr[quad] += (Float_t) (rawData.GetADCValue()-meanPed[pedindex]);
231 else tZN2Corr[quad+5] += (Float_t) (rawData.GetADCValue()-meanPed[pedindex+kNch]);
f5d41205 232 }
233 else if(det == 5){
a85132e7 234 pedindex = quad+17;
c35ed519 235 if(gain == 0) tZP2Corr[quad] += (Float_t) (rawData.GetADCValue()-meanPed[pedindex]);
236 else tZP2Corr[quad+5] += (Float_t) (rawData.GetADCValue()-meanPed[pedindex+kNch]);
f5d41205 237 }
c35ed519 238 //printf("\t AliZDCReconstructor - det %d quad %d res %d -> Ped[%d] = %1.0f\n",
239 // det,quad,gain, pedindex, meanPed[pedindex]);
240 }
241 else{ // reference PM
242 pedindex = (det-1)/3 + 22;
243 if(det == 1){
244 if(gain==0) PMRef1[0] += (Float_t) (rawData.GetADCValue()-meanPed[pedindex]);
245 else PMRef1[1] += (Float_t) (rawData.GetADCValue()-meanPed[pedindex]);
246 }
247 else if(det ==4){
248 if(gain==0) PMRef2[0] += (Float_t) (rawData.GetADCValue()-meanPed[pedindex]);
249 else PMRef2[1] += (Float_t) (rawData.GetADCValue()-meanPed[pedindex]);
250 }
a85132e7 251 }
252 }//IsADCDataWord
f5d41205 253 }
254
255 // reconstruct the event
7bff3766 256 ReconstructEventpp(clustersTree, tZN1Corr, tZP1Corr, tZN2Corr, tZP2Corr,
c35ed519 257 dZEM1Corr, dZEM2Corr, PMRef1, PMRef2);
f5d41205 258
259}
260
261//_____________________________________________________________________________
7bff3766 262void AliZDCReconstructor::ReconstructEventpp(TTree *clustersTree, Float_t* ZN1ADCCorr,
c35ed519 263 Float_t* ZP1ADCCorr, Float_t* ZN2ADCCorr, Float_t* ZP2ADCCorr,
264 Float_t* ZEM1ADCCorr, Float_t* ZEM2ADCCorr, Float_t* PMRef1, Float_t* PMRef2) const
f5d41205 265{
266 // ***** Reconstruct one event
267
f5d41205 268 // *** RECONSTRUCTION FROM "REAL" DATA
269 //
270 // Retrieving calibration data
84d6255e 271 // --- Equalization coefficients ---------------------------------------------
f5d41205 272 Float_t equalCoeffZN1[5], equalCoeffZP1[5], equalCoeffZN2[5], equalCoeffZP2[5];
273 for(Int_t ji=0; ji<5; ji++){
6024ec85 274 equalCoeffZN1[ji] = fECalibData->GetZN1EqualCoeff(ji);
275 equalCoeffZP1[ji] = fECalibData->GetZP1EqualCoeff(ji);
276 equalCoeffZN2[ji] = fECalibData->GetZN2EqualCoeff(ji);
277 equalCoeffZP2[ji] = fECalibData->GetZP2EqualCoeff(ji);
f5d41205 278 }
84d6255e 279 // --- Energy calibration factors ------------------------------------
f5d41205 280 Float_t calibEne[4];
cbe6a50c 281 // *********************************************************************
282 // **** Until the beam type info isn't known @ reconstruction level ****
283 // **** the energy calibration coefficient are manually set to 1 ****
284 // **** as it will be in real life for pp data taking ****
285 // *********************************************************************
286 //for(Int_t ij=0; ij<4; ij++) calibEne[ij] = fECalibData->GetEnCalib(ij);
287 for(Int_t ij=0; ij<4; ij++) calibEne[ij] = 1.;
7bff3766 288
289 // Equalization of detector responses
290 Float_t equalTowZN1[10], equalTowZN2[10], equalTowZP1[10], equalTowZP2[10];
291 for(Int_t gi=0; gi<5; gi++){
292 equalTowZN1[gi] = ZN1ADCCorr[gi]*equalCoeffZN1[gi];
293 equalTowZN1[gi+5] = ZN1ADCCorr[gi+5]*equalCoeffZN1[gi];
294 equalTowZP1[gi] = ZP1ADCCorr[gi]*equalCoeffZP1[gi];
295 equalTowZP1[gi+5] = ZP1ADCCorr[gi+5]*equalCoeffZP1[gi];
296 equalTowZN2[gi] = ZN2ADCCorr[gi]*equalCoeffZN2[gi];
297 equalTowZN2[gi+5] = ZN2ADCCorr[gi+5]*equalCoeffZN2[gi];
298 equalTowZP2[gi] = ZP2ADCCorr[gi]*equalCoeffZP2[gi];
299 equalTowZP2[gi+5] = ZP2ADCCorr[gi+5]*equalCoeffZP2[gi];
300 }
301
302 // Energy calibration of detector responses
303 Float_t calibTowZN1[10], calibTowZN2[10], calibTowZP1[10], calibTowZP2[10];
304 Float_t calibSumZN1[]={0,0}, calibSumZN2[]={0,0}, calibSumZP1[]={0,0}, calibSumZP2[]={0,0};
305 for(Int_t gi=0; gi<10; gi++){
306 calibTowZN1[gi] = equalTowZN1[gi]*calibEne[0];
307 calibTowZP1[gi] = equalTowZP1[gi]*calibEne[1];
308 calibTowZN2[gi] = equalTowZN2[gi]*calibEne[2];
309 calibTowZP2[gi] = equalTowZP2[gi]*calibEne[3];
310 //
311 if(gi<5){
312 calibSumZN1[0] += calibTowZN1[gi];
313 calibSumZP1[0] += calibTowZP1[gi];
314 calibSumZN2[0] += calibTowZN2[gi];
315 calibSumZP2[0] += calibTowZP2[gi];
316 }
317 //
318 else{
319 calibSumZN1[1] += calibTowZN1[gi];
320 calibSumZP1[1] += calibTowZP1[gi];
321 calibSumZN2[1] += calibTowZN2[gi];
322 calibSumZP2[1] += calibTowZP2[gi];
323 }
324 }
325
f5d41205 326 //
7bff3766 327 // --- Reconstruction parameters ------------------
328 if(!fRecoParam) fRecoParam = (AliZDCRecoParampp*) AliZDCRecoParampp::GetppRecoParam();
329
330 // --- Number of detected spectator nucleons
331 // *** N.B. -> It works only in Pb-Pb
332 Int_t nDetSpecNLeft, nDetSpecPLeft, nDetSpecNRight, nDetSpecPRight;
333 Float_t beamE = fRecoParam->GetBeamEnergy();
334 nDetSpecNLeft = (Int_t) (calibSumZN1[0]/beamE);
335 nDetSpecPLeft = (Int_t) (calibSumZP1[0]/beamE);
336 nDetSpecNRight = (Int_t) (calibSumZN2[0]/beamE);
337 nDetSpecPRight = (Int_t) (calibSumZP2[0]/beamE);
338 /*printf("\n\t AliZDCReconstructor -> nDetSpecNLeft %d, nDetSpecPLeft %d,"
339 " nDetSpecNRight %d, nDetSpecPRight %d\n",nDetSpecNLeft, nDetSpecPLeft,
340 nDetSpecNRight, nDetSpecPRight);*/
341
342 // --- Number of generated spectator nucleons (from HIJING parameterization)
343 Int_t nGenSpecNLeft=0, nGenSpecPLeft=0, nGenSpecLeft=0;
344 Int_t nGenSpecNRight=0, nGenSpecPRight=0, nGenSpecRight=0;
345 Int_t nPartTotLeft=0, nPartTotRight=0;
346 Double_t impPar=0.;
347
348 // create the output tree
349 AliZDCReco reco(calibSumZN1, calibSumZP1, calibSumZN2, calibSumZP2,
2ae7f93c 350 calibTowZN1, calibTowZP1, calibTowZN2, calibTowZP2,
7bff3766 351 ZEM1ADCCorr, ZEM2ADCCorr, PMRef1, PMRef2,
352 nDetSpecNLeft, nDetSpecPLeft, nDetSpecNRight, nDetSpecPRight,
353 nGenSpecNLeft, nGenSpecPLeft, nGenSpecLeft, nGenSpecNRight,
354 nGenSpecPRight, nGenSpecRight, nPartTotLeft, nPartTotRight, impPar);
355
356 AliZDCReco* preco = &reco;
357 const Int_t kBufferSize = 4000;
358 clustersTree->Branch("ZDC", "AliZDCReco", &preco, kBufferSize);
359
360 // write the output tree
361 clustersTree->Fill();
362}
363
364//_____________________________________________________________________________
365void AliZDCReconstructor::ReconstructEventPbPb(TTree *clustersTree, Float_t* ZN1ADCCorr,
366 Float_t* ZP1ADCCorr, Float_t* ZN2ADCCorr, Float_t* ZP2ADCCorr,
367 Float_t* ZEM1ADCCorr, Float_t* ZEM2ADCCorr, Float_t* PMRef1, Float_t* PMRef2) const
368{
369 // ***** Reconstruct one event
370
371 // *** RECONSTRUCTION FROM "REAL" DATA
f5d41205 372 //
7bff3766 373 // Retrieving calibration data
374 // --- Equalization coefficients ---------------------------------------------
375 Float_t equalCoeffZN1[5], equalCoeffZP1[5], equalCoeffZN2[5], equalCoeffZP2[5];
376 for(Int_t ji=0; ji<5; ji++){
377 equalCoeffZN1[ji] = fECalibData->GetZN1EqualCoeff(ji);
378 equalCoeffZP1[ji] = fECalibData->GetZP1EqualCoeff(ji);
379 equalCoeffZN2[ji] = fECalibData->GetZN2EqualCoeff(ji);
380 equalCoeffZP2[ji] = fECalibData->GetZP2EqualCoeff(ji);
381 }
382 // --- Energy calibration factors ------------------------------------
383 Float_t calibEne[4];
384 for(Int_t ij=0; ij<4; ij++) calibEne[ij] = fECalibData->GetEnCalib(ij);
f5d41205 385
386 // Equalization of detector responses
c35ed519 387 Float_t equalTowZN1[10], equalTowZN2[10], equalTowZP1[10], equalTowZP2[10];
196e2e00 388 for(Int_t gi=0; gi<5; gi++){
c35ed519 389 equalTowZN1[gi] = ZN1ADCCorr[gi]*equalCoeffZN1[gi];
196e2e00 390 equalTowZN1[gi+5] = ZN1ADCCorr[gi+5]*equalCoeffZN1[gi];
c35ed519 391 equalTowZP1[gi] = ZP1ADCCorr[gi]*equalCoeffZP1[gi];
196e2e00 392 equalTowZP1[gi+5] = ZP1ADCCorr[gi+5]*equalCoeffZP1[gi];
c35ed519 393 equalTowZN2[gi] = ZN2ADCCorr[gi]*equalCoeffZN2[gi];
196e2e00 394 equalTowZN2[gi+5] = ZN2ADCCorr[gi+5]*equalCoeffZN2[gi];
c35ed519 395 equalTowZP2[gi] = ZP2ADCCorr[gi]*equalCoeffZP2[gi];
196e2e00 396 equalTowZP2[gi+5] = ZP2ADCCorr[gi+5]*equalCoeffZP2[gi];
f5d41205 397 }
398
399 // Energy calibration of detector responses
c35ed519 400 Float_t calibTowZN1[10], calibTowZN2[10], calibTowZP1[10], calibTowZP2[10];
c9102a72 401 Float_t calibSumZN1[]={0,0}, calibSumZN2[]={0,0}, calibSumZP1[]={0,0}, calibSumZP2[]={0,0};
c35ed519 402 for(Int_t gi=0; gi<10; gi++){
403 calibTowZN1[gi] = equalTowZN1[gi]*calibEne[0];
404 calibTowZP1[gi] = equalTowZP1[gi]*calibEne[1];
405 calibTowZN2[gi] = equalTowZN2[gi]*calibEne[2];
406 calibTowZP2[gi] = equalTowZP2[gi]*calibEne[3];
f5d41205 407 //
c35ed519 408 if(gi<5){
409 calibSumZN1[0] += calibTowZN1[gi];
410 calibSumZP1[0] += calibTowZP1[gi];
411 calibSumZN2[0] += calibTowZN2[gi];
412 calibSumZP2[0] += calibTowZP2[gi];
413 }
414 //
415 else{
416 calibSumZN1[1] += calibTowZN1[gi];
417 calibSumZP1[1] += calibTowZP1[gi];
418 calibSumZN2[1] += calibTowZN2[gi];
419 calibSumZP2[1] += calibTowZP2[gi];
420 }
f5d41205 421 }
7bff3766 422
423 //
424 // --- Reconstruction parameters ------------------
425 if(!fRecoParam) fRecoParam = (AliZDCRecoParamPbPb*) AliZDCRecoParamPbPb::GetPbPbRecoParam();
426 //
427 Float_t endPointZEM = fRecoParam->GetZEMEndValue();
428 Float_t cutFractionZEM = fRecoParam->GetZEMCutFraction();
429 Float_t dZEMSup = fRecoParam->GetDZEMSup();
430 Float_t dZEMInf = fRecoParam->GetDZEMInf();
431 //
432 Float_t cutValueZEM = endPointZEM*cutFractionZEM;
433 Float_t supValueZEM = cutValueZEM+(endPointZEM*dZEMSup);
434 Float_t infValueZEM = cutValueZEM-(endPointZEM*dZEMInf);
435 //
436 Float_t maxValEZN1 = fRecoParam->GetEZN1MaxValue();
437 Float_t maxValEZP1 = fRecoParam->GetEZP1MaxValue();
438 Float_t maxValEZDC1 = fRecoParam->GetEZDC1MaxValue();
439 Float_t maxValEZN2 = fRecoParam->GetEZN2MaxValue();
440 Float_t maxValEZP2 = fRecoParam->GetEZP2MaxValue();
441 Float_t maxValEZDC2 = fRecoParam->GetEZDC2MaxValue();
442 //
443 //printf("\n\t AliZDCReconstructor -> ZEMEndPoint %1.0f, ZEMCutValue %1.0f,"
444 // " ZEMSupValue %1.0f, ZEMInfValue %1.0f\n",endPointZEM,cutValueZEM,supValueZEM,infValueZEM);
f5d41205 445
446 // --- Number of detected spectator nucleons
447 // *** N.B. -> It works only in Pb-Pb
448 Int_t nDetSpecNLeft, nDetSpecPLeft, nDetSpecNRight, nDetSpecPRight;
7bff3766 449 Float_t beamE = fRecoParam->GetBeamEnergy();
450 nDetSpecNLeft = (Int_t) (calibSumZN1[0]/beamE);
451 nDetSpecPLeft = (Int_t) (calibSumZP1[0]/beamE);
452 nDetSpecNRight = (Int_t) (calibSumZN2[0]/beamE);
453 nDetSpecPRight = (Int_t) (calibSumZP2[0]/beamE);
f5d41205 454 /*printf("\n\t AliZDCReconstructor -> nDetSpecNLeft %d, nDetSpecPLeft %d,"
455 " nDetSpecNRight %d, nDetSpecPRight %d\n",nDetSpecNLeft, nDetSpecPLeft,
456 nDetSpecNRight, nDetSpecPRight);*/
457
458 // --- Number of generated spectator nucleons (from HIJING parameterization)
459 Int_t nGenSpecNLeft=0, nGenSpecPLeft=0, nGenSpecLeft=0;
460 Int_t nGenSpecNRight=0, nGenSpecPRight=0, nGenSpecRight=0;
461 Double_t impPar=0.;
462 //
c35ed519 463 Float_t corrADCZEMHG = ZEM1ADCCorr[0] + ZEM2ADCCorr[0];
a85132e7 464 //
a4cab348 465 if(corrADCZEMHG > supValueZEM){
7bff3766 466 nGenSpecNLeft = (Int_t) ((fRecoParam->GetfZNCen())->Eval(calibSumZN1[0]));
467 nGenSpecPLeft = (Int_t) ((fRecoParam->GetfZPCen())->Eval(calibSumZP1[0]));
468 nGenSpecLeft = (Int_t) ((fRecoParam->GetfZDCCen())->Eval(calibSumZN1[0]+calibSumZP1[0]));
469 nGenSpecNRight = (Int_t) ((fRecoParam->GetfZNCen())->Eval(calibSumZN2[0]));
470 nGenSpecPRight = (Int_t) ((fRecoParam->GetfZNCen())->Eval(calibSumZP2[0]));
471 nGenSpecRight = (Int_t) ((fRecoParam->GetfZNCen())->Eval(calibSumZN2[0]+calibSumZP2[0]));
472 impPar = (fRecoParam->GetfbCen())->Eval(calibSumZN1[0]+calibSumZP1[0]);
646f1679 473 }
a4cab348 474 else if(corrADCZEMHG < infValueZEM){
7bff3766 475 nGenSpecNLeft = (Int_t) ((fRecoParam->GetfZNPer())->Eval(calibSumZN1[0]));
476 nGenSpecPLeft = (Int_t) ((fRecoParam->GetfZPPer())->Eval(calibSumZP1[0]));
477 nGenSpecLeft = (Int_t) ((fRecoParam->GetfZDCPer())->Eval(calibSumZN1[0]+calibSumZP1[0]));
478 impPar = (fRecoParam->GetfbPer())->Eval(calibSumZN1[0]+calibSumZP1[0]);
646f1679 479 }
a4cab348 480 else if(corrADCZEMHG >= infValueZEM && corrADCZEMHG <= supValueZEM){
7bff3766 481 nGenSpecNLeft = (Int_t) ((fRecoParam->GetfZEMn())->Eval(corrADCZEMHG));
482 nGenSpecPLeft = (Int_t) ((fRecoParam->GetfZEMp())->Eval(corrADCZEMHG));
483 nGenSpecLeft = (Int_t)((fRecoParam->GetfZEMsp())->Eval(corrADCZEMHG));
484 impPar = (fRecoParam->GetfZEMb())->Eval(corrADCZEMHG);
646f1679 485 }
486 //
7bff3766 487 if(calibSumZN1[0]/maxValEZN1>1.) nGenSpecNLeft = (Int_t) ((fRecoParam->GetfZEMn())->Eval(corrADCZEMHG));
488 if(calibSumZP1[0]/maxValEZP1>1.) nGenSpecPLeft = (Int_t) ((fRecoParam->GetfZEMp())->Eval(corrADCZEMHG));
c35ed519 489 if((calibSumZN1[0]+calibSumZP1[0]/maxValEZDC1)>1.){
7bff3766 490 nGenSpecLeft = (Int_t)((fRecoParam->GetfZEMsp())->Eval(corrADCZEMHG));
491 impPar = (fRecoParam->GetfZEMb())->Eval(corrADCZEMHG);
646f1679 492 }
7bff3766 493 if(calibSumZN2[0]/maxValEZN2>1.) nGenSpecNRight = (Int_t) ((fRecoParam->GetfZEMn())->Eval(corrADCZEMHG));
494 if(calibSumZP2[0]/maxValEZP2>1.) nGenSpecPRight = (Int_t) ((fRecoParam->GetfZEMp())->Eval(corrADCZEMHG));
495 if((calibSumZN2[0]+calibSumZP2[0]/maxValEZDC2)>1.) nGenSpecRight = (Int_t)((fRecoParam->GetfZEMsp())->Eval(corrADCZEMHG));
646f1679 496 //
497 if(nGenSpecNLeft>125) nGenSpecNLeft=125;
498 else if(nGenSpecNLeft<0) nGenSpecNLeft=0;
499 if(nGenSpecPLeft>82) nGenSpecPLeft=82;
500 else if(nGenSpecPLeft<0) nGenSpecPLeft=0;
501 if(nGenSpecLeft>207) nGenSpecLeft=207;
502 else if(nGenSpecLeft<0) nGenSpecLeft=0;
8309c1ab 503
980685f2 504 // --- Number of generated participants (from HIJING parameterization)
646f1679 505 Int_t nPart, nPartTotLeft, nPartTotRight;
506 nPart = 207-nGenSpecNLeft-nGenSpecPLeft;
507 nPartTotLeft = 207-nGenSpecLeft;
508 nPartTotRight = 207-nGenSpecRight;
e90a5fef 509 if(nPart<0) nPart=0;
510 if(nPartTotLeft<0) nPartTotLeft=0;
511 if(nPartTotRight<0) nPartTotRight=0;
e97af564 512 //
e90a5fef 513 // *** DEBUG ***
c35ed519 514 /*printf("\n\t AliZDCReconstructor -> calibSumZN1[0] %1.0f, calibSumZP1[0] %1.0f,"
515 " calibSumZN2[0] %1.0f, calibSumZP2[0] %1.0f, corrADCZEMHG %1.0f\n",
516 calibSumZN1[0],calibSumZP1[0],calibSumZN2[0],calibSumZP2[0],corrADCZEMHG);
e90a5fef 517 printf("\t AliZDCReconstructor -> nGenSpecNLeft %d, nGenSpecPLeft %d, nGenSpecLeft %d\n"
518 "\t\t nGenSpecNRight %d, nGenSpecPRight %d, nGenSpecRight %d\n",
519 nGenSpecNLeft, nGenSpecPLeft, nGenSpecLeft,
520 nGenSpecNRight, nGenSpecPRight, nGenSpecRight);
521 printf("\t AliZDCReconstructor -> NpartL %d, NpartR %d, b %1.2f fm\n\n",nPartTotLeft, nPartTotRight, impPar);
c35ed519 522 */
523
646f1679 524 // create the output tree
c35ed519 525 AliZDCReco reco(calibSumZN1, calibSumZP1, calibSumZN2, calibSumZP2,
2ae7f93c 526 calibTowZN1, calibTowZP1, calibTowZN2, calibTowZP2,
c35ed519 527 ZEM1ADCCorr, ZEM2ADCCorr, PMRef1, PMRef2,
646f1679 528 nDetSpecNLeft, nDetSpecPLeft, nDetSpecNRight, nDetSpecPRight,
529 nGenSpecNLeft, nGenSpecPLeft, nGenSpecLeft, nGenSpecNRight,
c35ed519 530 nGenSpecPRight, nGenSpecRight, nPartTotLeft, nPartTotRight, impPar);
646f1679 531
8309c1ab 532 AliZDCReco* preco = &reco;
533 const Int_t kBufferSize = 4000;
70f04f6d 534 clustersTree->Branch("ZDC", "AliZDCReco", &preco, kBufferSize);
8309c1ab 535
536 // write the output tree
70f04f6d 537 clustersTree->Fill();
8309c1ab 538}
539
540//_____________________________________________________________________________
70f04f6d 541void AliZDCReconstructor::FillZDCintoESD(TTree *clustersTree, AliESDEvent* esd) const
8309c1ab 542{
70f04f6d 543 // fill energies and number of participants to the ESD
8309c1ab 544
8309c1ab 545 AliZDCReco reco;
546 AliZDCReco* preco = &reco;
70f04f6d 547 clustersTree->SetBranchAddress("ZDC", &preco);
8309c1ab 548
70f04f6d 549 clustersTree->GetEntry(0);
84d6255e 550 //
a85132e7 551 AliESDZDC * esdzdc = esd->GetESDZDC();
552 Float_t tZN1Ene[5], tZN2Ene[5], tZP1Ene[5], tZP2Ene[5];
553 Float_t tZN1EneLR[5], tZN2EneLR[5], tZP1EneLR[5], tZP2EneLR[5];
554 for(Int_t i=0; i<5; i++){
c35ed519 555 tZN1Ene[i] = reco.GetZN1HREnTow(i);
556 tZN2Ene[i] = reco.GetZN2HREnTow(i);
557 tZP1Ene[i] = reco.GetZP1HREnTow(i);
558 tZP2Ene[i] = reco.GetZP2HREnTow(i);
559 //
560 tZN1EneLR[i] = reco.GetZN1LREnTow(i);
561 tZN2EneLR[i] = reco.GetZN2LREnTow(i);
562 tZP1EneLR[i] = reco.GetZP1LREnTow(i);
563 tZP2EneLR[i] = reco.GetZP2LREnTow(i);
e90a5fef 564 }
a85132e7 565 esdzdc->SetZN1TowerEnergy(tZN1Ene);
566 esdzdc->SetZN2TowerEnergy(tZN2Ene);
567 esdzdc->SetZP1TowerEnergy(tZP1Ene);
568 esdzdc->SetZP2TowerEnergy(tZP2Ene);
569 esdzdc->SetZN1TowerEnergyLR(tZN1EneLR);
570 esdzdc->SetZN2TowerEnergyLR(tZN2EneLR);
571 esdzdc->SetZP1TowerEnergyLR(tZP1EneLR);
572 esdzdc->SetZP2TowerEnergyLR(tZP2EneLR);
573 //
c35ed519 574 esd->SetZDC(reco.GetZN1HREnergy(), reco.GetZP1HREnergy(), reco.GetZEM1HRsignal(),
575 reco.GetZEM2HRsignal(), reco.GetZN2HREnergy(), reco.GetZP2HREnergy(),
2b6cdc43 576 reco.GetNPartLeft(),reco.GetNPartRight());
a85132e7 577 //
a4cab348 578
8309c1ab 579}
48642b09 580
581//_____________________________________________________________________________
78d18275 582AliCDBStorage* AliZDCReconstructor::SetStorage(const char *uri)
48642b09 583{
cc2abffd 584 // Setting the storage
48642b09 585
78d18275 586 Bool_t deleteManager = kFALSE;
48642b09 587
78d18275 588 AliCDBManager *manager = AliCDBManager::Instance();
589 AliCDBStorage *defstorage = manager->GetDefaultStorage();
48642b09 590
78d18275 591 if(!defstorage || !(defstorage->Contains("ZDC"))){
592 AliWarning("No default storage set or default storage doesn't contain ZDC!");
593 manager->SetDefaultStorage(uri);
594 deleteManager = kTRUE;
595 }
596
597 AliCDBStorage *storage = manager->GetDefaultStorage();
598
599 if(deleteManager){
600 AliCDBManager::Instance()->UnsetDefaultStorage();
601 defstorage = 0; // the storage is killed by AliCDBManager::Instance()->Destroy()
602 }
603
604 return storage;
605}
48642b09 606
78d18275 607//_____________________________________________________________________________
6024ec85 608AliZDCPedestals* AliZDCReconstructor::GetPedData() const
609{
610
611 // Getting pedestal calibration object for ZDC set
612
613 AliCDBEntry *entry = AliCDBManager::Instance()->Get("ZDC/Calib/Pedestals");
614 if(!entry) AliFatal("No calibration data loaded!");
615
616 AliZDCPedestals *calibdata = dynamic_cast<AliZDCPedestals*> (entry->GetObject());
617 if(!calibdata) AliFatal("Wrong calibration object in calibration file!");
618
619 return calibdata;
620}
621
622//_____________________________________________________________________________
623AliZDCCalib* AliZDCReconstructor::GetECalibData() const
624{
625
626 // Getting energy and equalization calibration object for ZDC set
627
1ee299a5 628 AliCDBEntry *entry = AliCDBManager::Instance()->Get("ZDC/Calib/EMDCalib");
6024ec85 629 if(!entry) AliFatal("No calibration data loaded!");
630
631 AliZDCCalib *calibdata = dynamic_cast<AliZDCCalib*> (entry->GetObject());
632 if(!calibdata) AliFatal("Wrong calibration object in calibration file!");
633
634 return calibdata;
635}
636