added sample macros for TPC Conformal mapping tracker to be run embedded inside AliRo...
[u/mrichter/AliRoot.git] / ZDC / AliZDCReconstructor.cxx
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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"
30#include "AliZDCDigit.h"
31#include "AliZDCRawStream.h"
32#include "AliZDCReco.h"
33#include "AliZDCReconstructor.h"
34#include "AliZDCCalibData.h"
35
36
37ClassImp(AliZDCReconstructor)
38
39
40//_____________________________________________________________________________
41AliZDCReconstructor:: AliZDCReconstructor() :
42
43 fZNCen(new TF1("fZNCen",
44 "(-2.287920+sqrt(2.287920*2.287920-4*(-0.007629)*(11.921710-x)))/(2*(-0.007629))",0.,164.)),
45 fZNPer(new TF1("fZNPer",
46 "(-37.812280-sqrt(37.812280*37.812280-4*(-0.190932)*(-1709.249672-x)))/(2*(-0.190932))",0.,164.)),
47 fZPCen(new TF1("fZPCen",
48 "(-1.321353+sqrt(1.321353*1.321353-4*(-0.007283)*(3.550697-x)))/(2*(-0.007283))",0.,60.)),
49 fZPPer(new TF1("fZPPer",
50 "(-42.643308-sqrt(42.643308*42.643308-4*(-0.310786)*(-1402.945615-x)))/(2*(-0.310786))",0.,60.)),
51 fZDCCen(new TF1("fZDCCen",
52 "(-1.934991+sqrt(1.934991*1.934991-4*(-0.004080)*(15.111124-x)))/(2*(-0.004080))",0.,225.)),
53 fZDCPer(new TF1("fZDCPer",
54 "(-34.380639-sqrt(34.380639*34.380639-4*(-0.104251)*(-2612.189017-x)))/(2*(-0.104251))",0.,225.)),
55 fbCen(new TF1("fbCen","-0.056923+0.079703*x-0.0004301*x*x+0.000001366*x*x*x",0.,220.)),
56 fbPer(new TF1("fbPer","17.943998-0.046846*x+0.000074*x*x",0.,220.)),
57 //
58 fZEMn(new TF1("fZEMn","121.7-0.1934*x+0.00007565*x*x",0.,1200.)),
59 fZEMp(new TF1("fZEMp","80.05-0.1315*x+0.00005327*x*x",0.,1200.)),
60 fZEMsp(new TF1("fZEMsp","201.7-0.325*x+0.0001292*x*x",0.,1200.)),
61 fZEMb(new TF1("fZEMb",
62 "13.83-0.02851*x+5.101e-5*x*x-7.305e-8*x*x*x+5.101e-11*x*x*x*x-1.25e-14*x*x*x*x*x",0.,1200.)),
63 //
64 fCalibData(GetCalibData())
65
66{
67 // **** Default constructor
68
69}
70
71
72//_____________________________________________________________________________
73AliZDCReconstructor::~AliZDCReconstructor()
74{
75// destructor
76
77 delete fZNCen;
78 delete fZNPer;
79 delete fZPCen;
80 delete fZPPer;
81 delete fZDCCen;
82 delete fZDCPer;
83 delete fbCen;
84 delete fbPer;
85 delete fZEMn;
86 delete fZEMp;
87 delete fZEMsp;
88 delete fZEMb;
89
90}
91
92
93//_____________________________________________________________________________
94void AliZDCReconstructor::Reconstruct(TTree* digitsTree, TTree* clustersTree) const
95{
96 // *** Local ZDC reconstruction for digits
97 // Works on the current event
98
99 // Retrieving calibration data
100 Float_t meanPed[47];
101 for(Int_t jj=0; jj<47; jj++) meanPed[jj] = fCalibData->GetMeanPed(jj);
102
103 // get digits
104 AliZDCDigit digit;
105 AliZDCDigit* pdigit = &digit;
106 digitsTree->SetBranchAddress("ZDC", &pdigit);
107
108 // loop over digits
109 Float_t tZN1CorrHG[]={0.,0.,0.,0.,0.}, tZP1CorrHG[]={0.,0.,0.,0.,0.};
110 Float_t dZEMCorrHG=0.;
111 Float_t tZN2CorrHG[]={0.,0.,0.,0.,0.}, tZP2CorrHG[]={0.,0.,0.,0.,0.};
112 Float_t tZN1CorrLG[]={0.,0.,0.,0.,0.}, tZP1CorrLG[]={0.,0.,0.,0.,0.};
113 Float_t dZEMCorrLG=0.;
114 Float_t tZN2CorrLG[]={0.,0.,0.,0.,0.}, tZP2CorrLG[]={0.,0.,0.,0.,0.};
115
116 //printf("\n\t # of digits in tree: %d\n",(Int_t) digitsTree->GetEntries());
117 for (Int_t iDigit = 0; iDigit < (digitsTree->GetEntries()/2); iDigit++) {
118 digitsTree->GetEntry(iDigit);
119 if (!pdigit) continue;
120 //pdigit->Print("");
121 //
122 Int_t det = digit.GetSector(0);
123 Int_t quad = digit.GetSector(1);
124 Int_t pedindex = -1;
125 //printf("\n\t #%d det %d quad %d", iDigit, det, quad);
126 //
127 if(det == 1){ // *** ZN1
128 pedindex = quad;
129 tZN1CorrHG[quad] = (Float_t) (digit.GetADCValue(0)-meanPed[pedindex]);
130 if(tZN1CorrHG[quad]<0.) tZN1CorrHG[quad] = 0.;
131 tZN1CorrLG[quad] = (Float_t) (digit.GetADCValue(1)-meanPed[pedindex+5]);
132 if(tZN1CorrLG[quad]<0.) tZN1CorrLG[quad] = 0.;
133 //printf("\t pedindex %d tZN1CorrHG[%d] = %1.0f tZN1CorrLG[%d] = %1.0f",
134 // pedindex, quad, tZN1CorrHG[quad], quad, tZN1CorrLG[quad]);
135 }
136 else if(det == 2){ // *** ZP1
137 pedindex = quad+10;
138 tZP1CorrHG[quad] = (Float_t) (digit.GetADCValue(0)-meanPed[pedindex]);
139 if(tZP1CorrLG[quad]<0.) tZP1CorrLG[quad] = 0.;
140 tZP1CorrLG[quad] = (Float_t) (digit.GetADCValue(1)-meanPed[pedindex+5]);
141 if(tZP1CorrHG[quad]<0.) tZP1CorrHG[quad] = 0.;
142 //printf("\t pedindex %d tZP1CorrHG[%d] = %1.0f tZP1CorrLG[%d] = %1.0f",
143 // pedindex, quad, tZP1CorrHG[quad], quad, tZP1CorrLG[quad]);
144 }
145 else if(det == 3){
146 if(quad == 1){ // *** ZEM1
147 pedindex = quad+19;
148 dZEMCorrHG += (Float_t) (digit.GetADCValue(0)-meanPed[pedindex]);
149 if(dZEMCorrHG<0.) dZEMCorrHG = 0.;
150 dZEMCorrLG += (Float_t) (digit.GetADCValue(1)-meanPed[pedindex+2]);
151 if(dZEMCorrLG<0.) dZEMCorrLG = 0.;
152 //printf("\t pedindex %d ADC(0) = %d ped = %1.0f ADCCorr = %1.0f\n",
153 // pedindex, digit.GetADCValue(0), meanPed[pedindex], dZEMCorrHG);
154 //printf("\t pedindex %d ADC(1) = %d ped = %1.0f ADCCorr = %1.0f\n",
155 // pedindex+2, digit.GetADCValue(1), meanPed[pedindex+2], dZEMCorrLG);
156 ////printf("\t pedindex %d dZEMCorrHG = %1.0f dZEMCorrLG = %1.0f\n", pedindex, dZEMCorrHG, dZEMCorrLG);
157 }
158 else if(quad == 2){ // *** ZEM1
159 pedindex = quad+19;
160 dZEMCorrHG += (Float_t) (digit.GetADCValue(0)-meanPed[pedindex]);
161 if(dZEMCorrHG<0.) dZEMCorrHG = 0.;
162 dZEMCorrLG += (Float_t) (digit.GetADCValue(1)-meanPed[pedindex+2]);
163 if(dZEMCorrLG<0.) dZEMCorrLG = 0.;
164 //printf("\t pedindex %d ADC(0) = %d ped = %1.0f ADCCorr = %1.0f\n",
165 // pedindex, digit.GetADCValue(0), meanPed[pedindex], dZEMCorrHG);
166 //printf("\t pedindex %d ADC(1) = %d ped = %1.0f ADCCorr = %1.0f\n",
167 // pedindex+2, digit.GetADCValue(1),meanPed[pedindex+2], dZEMCorrLG);
168 ////printf("\t pedindex %d dZEMCorrHG = %1.0f dZEMCorrLG = %1.0f\n", pedindex, dZEMCorrHG, dZEMCorrLG);
169 }
170 }
171 else if(det == 4){ // *** ZN2
172 pedindex = quad+24;
173 tZN2CorrHG[quad] = (Float_t) (digit.GetADCValue(0)-meanPed[pedindex]);
174 if(tZN2CorrHG[quad]<0.) tZN2CorrHG[quad] = 0.;
175 tZN2CorrLG[quad] = (Float_t) (digit.GetADCValue(1)-meanPed[pedindex+5]);
176 if(tZN2CorrLG[quad]<0.) tZN2CorrLG[quad] = 0.;
177 //printf("\t pedindex %d tZN2CorrHG[%d] = %1.0f tZN2CorrLG[%d] = %1.0f\n",
178 // pedindex, quad, tZN2CorrHG[quad], quad, tZN2CorrLG[quad]);
179 }
180 else if(det == 5){ // *** ZP2
181 pedindex = quad+34;
182 tZP2CorrHG[quad] = (Float_t) (digit.GetADCValue(0)-meanPed[pedindex]);
183 if(tZP2CorrHG[quad]<0.) tZP2CorrHG[quad] = 0.;
184 tZP2CorrLG[quad] = (Float_t) (digit.GetADCValue(1)-meanPed[pedindex+5]);
185 if(tZP2CorrLG[quad]<0.) tZP2CorrLG[quad] = 0.;
186 //printf("\t pedindex %d tZP2CorrHG[%d] = %1.0f tZP2CorrLG[%d] = %1.0f\n",
187 // pedindex, quad, tZP2CorrHG[quad], quad, tZP2CorrLG[quad]);
188 }
189 }
190
191 // reconstruct the event
192 ReconstructEvent(clustersTree, tZN1CorrHG, tZP1CorrHG, tZN2CorrHG,
193 tZP2CorrHG, tZN1CorrLG, tZP1CorrLG, tZN2CorrLG,
194 tZP2CorrLG, dZEMCorrHG);
195
196}
197
198//_____________________________________________________________________________
199void AliZDCReconstructor::Reconstruct(AliRawReader* rawReader, TTree* clustersTree) const
200{
201 // *** ZDC raw data reconstruction
202 // Works on the current event
203
204 // Retrieving calibration data
205 Float_t meanPed[47];
206 for(Int_t jj=0; jj<47; jj++) meanPed[jj] = fCalibData->GetMeanPed(jj);
207
208 rawReader->Reset();
209
210 // loop over raw data rawDatas
211 Float_t tZN1CorrHG[]={0.,0.,0.,0.,0.}, tZP1CorrHG[]={0.,0.,0.,0.,0.};
212 Float_t dZEMCorrHG=0.;
213 Float_t tZN2CorrHG[]={0.,0.,0.,0.,0.}, tZP2CorrHG[]={0.,0.,0.,0.,0.};
214 Float_t tZN1CorrLG[]={0.,0.,0.,0.,0.}, tZP1CorrLG[]={0.,0.,0.,0.,0.};
215 Float_t dZEMCorrLG=0.;
216 Float_t tZN2CorrLG[]={0.,0.,0.,0.,0.}, tZP2CorrLG[]={0.,0.,0.,0.,0.};
217 //
218 AliZDCRawStream rawData(rawReader);
219 while (rawData.Next()) {
220 if(rawData.IsADCDataWord()){
221 Int_t det = rawData.GetSector(0);
222 Int_t quad = rawData.GetSector(1);
223 Int_t gain = rawData.GetADCGain();
224 Int_t pedindex;
225 //
226 if(det == 1){
227 pedindex = quad;
228 if(gain == 0) tZN1CorrHG[quad] += (Float_t) (rawData.GetADCValue()-meanPed[pedindex]);
229 else tZN1CorrLG[quad] += (Float_t) (rawData.GetADCValue()-meanPed[pedindex+5]);
230 }
231 else if(det == 2){
232 pedindex = quad+10;
233 if(gain == 0) tZP1CorrHG[quad] += (Float_t) (rawData.GetADCValue()-meanPed[pedindex]);
234 else tZP1CorrLG[quad] += (Float_t) (rawData.GetADCValue()-meanPed[pedindex+5]);
235 }
236 else if(det == 3){
237 if(quad==1){
238 pedindex = quad+20;
239 if(gain == 0) dZEMCorrHG += (Float_t) (rawData.GetADCValue()-meanPed[pedindex]);
240 else dZEMCorrLG += (Float_t) (rawData.GetADCValue()-meanPed[pedindex+2]);
241 }
242 else if(quad==2){
243 pedindex = rawData.GetSector(1)+21;
244 if(gain == 0) dZEMCorrHG += (Float_t) (rawData.GetADCValue()-meanPed[pedindex]);
245 else dZEMCorrLG += (Float_t) (rawData.GetADCValue()-meanPed[pedindex+2]);
246 }
247 }
248 else if(det == 4){
249 pedindex = rawData.GetSector(1)+24;
250 if(gain == 0) tZN2CorrHG[quad] += (Float_t) (rawData.GetADCValue()-meanPed[pedindex]);
251 else tZN2CorrLG[quad] += (Float_t) (rawData.GetADCValue()-meanPed[pedindex+2]);
252 }
253 else if(det == 5){
254 pedindex = rawData.GetSector(1)+34;
255 if(gain == 0) tZP2CorrHG[quad] += (Float_t) (rawData.GetADCValue()-meanPed[pedindex]);
256 else tZP2CorrLG[quad] += (Float_t) (rawData.GetADCValue()-meanPed[pedindex+5]);
257 }
258 }
259 }
260
261 // reconstruct the event
262 ReconstructEvent(clustersTree, tZN1CorrHG, tZP1CorrHG, tZN2CorrHG,
263 tZP2CorrHG, tZN1CorrLG, tZP1CorrLG, tZN2CorrLG,
264 tZP2CorrLG, dZEMCorrHG);
265
266}
267
268//_____________________________________________________________________________
269void AliZDCReconstructor::ReconstructEvent(TTree *clustersTree,
270 Float_t* ZN1ADCCorrHG, Float_t* ZP1ADCCorrHG,
271 Float_t* ZN2ADCCorrHG, Float_t* ZP2ADCCorrHG,
272 Float_t* ZN1ADCCorrLG, Float_t* ZP1ADCCorrLG,
273 Float_t* ZN2ADCCorrLG, Float_t* ZP2ADCCorrLG,
274 Float_t corrADCZEMHG) const
275{
276 // ***** Reconstruct one event
277
278 // *** RECONSTRUCTION FROM SIMULATED DATA
279 // It passes trhough the no. of phe which is known from simulations
280 // --- ADCchannel -> photoelectrons
281 // NB-> PM gain = 10^(5), ADC resolution = 6.4*10^(-7)
282 // Move to V965 (E.S.,15/09/04) NB-> PM gain = 10^(5), ADC resolution = 8*10^(-7)
283 //Float_t zn1phe, zp1phe, zemphe, zn2phe, zp2phe, convFactor = 0.08;
284 //zn1phe = ZN1Corr/convFactor;
285 //zp1phe = ZP1Corr/convFactor;
286 //zemphe = ZEMCorr/convFactor;
287 //zn2phe = ZN2Corr/convFactor;
288 //zp2phe = ZP2Corr/convFactor;
289 ////if AliDebug(1,Form("\n znphe = %f, zpphe = %f, zemphe = %f\n",znphe, zpphe, zemphe);
290 //
291 //// --- Energy calibration
292 //// Conversion factors for hadronic ZDCs goes from phe yield to TRUE
293 //// incident energy (conversion from GeV to TeV is included); while for EM
294 //// calos conversion is from light yield to detected energy calculated by
295 //// GEANT NB -> ZN and ZP conversion factors are constant since incident
296 //// spectators have all the same energy, ZEM energy is obtained through a
297 //// fit over the whole range of incident particle energies
298 //// (obtained with full HIJING simulations)
299 //Float_t zn1energy, zp1energy, zemenergy, zdc1energy, zn2energy, zp2energy, zdc2energy;
300 //Float_t zn1phexTeV=329., zp1phexTeV=369., zn2phexTeV=329., zp2phexTeV=369.;
301 //zn1energy = zn1phe/zn1phexTeV;
302 //zp1energy = zp1phe/zp1phexTeV;
303 //zdc1energy = zn1energy+zp1energy;
304 //zn2energy = zn2phe/zn2phexTeV;
305 //zp2energy = zp2phe/zp2phexTeV;
306 //zdc2energy = zn2energy+zp2energy;
307 //zemenergy = -4.81+0.3238*zemphe;
308 //if(zemenergy<0) zemenergy=0;
309 //// if AliDebug(1,Form(" znenergy = %f TeV, zpenergy = %f TeV, zdcenergy = %f GeV, "
310 //// "\n zemenergy = %f TeV\n", znenergy, zpenergy,
311 //// zdcenergy, zemenergy);
312 //// if(zdcenergy==0)
313 //// if AliDebug(1,Form("\n\n ### ATTENZIONE!!! -> ev# %d: znenergy = %f TeV, zpenergy = %f TeV, zdcenergy = %f GeV, "
314 //// " zemenergy = %f TeV\n\n", fMerger->EvNum(), znenergy, zpenergy, zdcenergy, zemenergy);
315
316 //
317 // *** RECONSTRUCTION FROM "REAL" DATA
318 //
319 // Retrieving calibration data
84d6255e 320 // --- Equalization coefficients ---------------------------------------------
f5d41205 321 Float_t equalCoeffZN1[5], equalCoeffZP1[5], equalCoeffZN2[5], equalCoeffZP2[5];
322 for(Int_t ji=0; ji<5; ji++){
323 equalCoeffZN1[ji] = fCalibData->GetZN1EqualCoeff(ji);
324 equalCoeffZP1[ji] = fCalibData->GetZP1EqualCoeff(ji);
325 equalCoeffZN2[ji] = fCalibData->GetZN2EqualCoeff(ji);
326 equalCoeffZP2[ji] = fCalibData->GetZP2EqualCoeff(ji);
327 }
84d6255e 328 // --- Energy calibration factors ------------------------------------
f5d41205 329 Float_t calibEne[4];
330 for(Int_t ij=0; ij<4; ij++) calibEne[ij] = fCalibData->GetEnCalib(ij);
331 //
84d6255e 332 // --- Reconstruction parameters ------------------
f5d41205 333 Float_t endPointZEM = fCalibData->GetZEMEndValue();
334 Float_t cutFractionZEM = fCalibData->GetZEMCutFraction();
335 Float_t dZEMSup = fCalibData->GetDZEMSup();
336 Float_t dZEMInf = fCalibData->GetDZEMInf();
337 //
338 Float_t cutValueZEM = endPointZEM*cutFractionZEM;
339 Float_t supValueZEM = cutValueZEM+(endPointZEM*dZEMSup);
340 Float_t infValueZEM = cutValueZEM-(endPointZEM*dZEMInf);
341 //
342 Float_t maxValEZN1 = fCalibData->GetEZN1MaxValue();
343 Float_t maxValEZP1 = fCalibData->GetEZP1MaxValue();
344 Float_t maxValEZDC1 = fCalibData->GetEZDC1MaxValue();
345 Float_t maxValEZN2 = fCalibData->GetEZN2MaxValue();
346 Float_t maxValEZP2 = fCalibData->GetEZP2MaxValue();
347 Float_t maxValEZDC2 = fCalibData->GetEZDC2MaxValue();
348 //
349 //printf("\n\t AliZDCReconstructor -> ZEMEndPoint %1.0f, ZEMCutValue %1.0f,"
350 // " ZEMSupValue %1.0f, ZEMInfValue %1.0f\n",endPointZEM,cutValueZEM,supValueZEM,infValueZEM);
351
352 // Equalization of detector responses
353 Float_t equalTowZN1HG[5], equalTowZN2HG[5], equalTowZP1HG[5], equalTowZP2HG[5];
354 Float_t equalTowZN1LG[5], equalTowZN2LG[5], equalTowZP1LG[5], equalTowZP2LG[5];
355 for(Int_t gi=0; gi<5; gi++){
356 equalTowZN1HG[gi] = ZN1ADCCorrHG[gi]*equalCoeffZN1[gi];
357 equalTowZP1HG[gi] = ZP1ADCCorrHG[gi]*equalCoeffZP1[gi];
358 equalTowZN2HG[gi] = ZN2ADCCorrHG[gi]*equalCoeffZN2[gi];
359 equalTowZP2HG[gi] = ZP2ADCCorrHG[gi]*equalCoeffZP2[gi];
360 //
361 equalTowZN1LG[gi] = ZN1ADCCorrLG[gi]*equalCoeffZN1[gi];
362 equalTowZP1LG[gi] = ZP1ADCCorrLG[gi]*equalCoeffZP1[gi];
363 equalTowZN2LG[gi] = ZN2ADCCorrLG[gi]*equalCoeffZN2[gi];
364 equalTowZP2LG[gi] = ZP2ADCCorrLG[gi]*equalCoeffZP2[gi];
365 }
366
367 // Energy calibration of detector responses
368 Float_t calibTowZN1HG[5], calibTowZN2HG[5], calibTowZP1HG[5], calibTowZP2HG[5];
369 Float_t calibSumZN1HG=0., calibSumZN2HG=0., calibSumZP1HG=0., calibSumZP2HG=0.;
370 Float_t calibTowZN1LG[5], calibTowZN2LG[5], calibTowZP1LG[5], calibTowZP2LG[5];
371 Float_t calibSumZN1LG=0., calibSumZN2LG=0., calibSumZ12LG=0., calibSumZP2LG=0.;
372 for(Int_t gi=0; gi<5; gi++){
373 calibTowZN1HG[gi] = equalTowZN1HG[gi]*calibEne[0];
374 calibTowZP1HG[gi] = equalTowZP1HG[gi]*calibEne[1];
375 calibTowZN2HG[gi] = equalTowZN2HG[gi]*calibEne[2];
376 calibTowZP2HG[gi] = equalTowZP2HG[gi]*calibEne[3];
377 calibSumZN1HG += calibTowZN1HG[gi];
378 calibSumZP1HG += calibTowZP1HG[gi];
379 calibSumZN2HG += calibTowZN2HG[gi];
380 calibSumZP2HG += calibTowZP2HG[gi];
381 //
382 calibTowZN1LG[gi] = equalTowZN1LG[gi]*calibEne[0];
383 calibTowZP1LG[gi] = equalTowZP1LG[gi]*calibEne[1];
384 calibTowZN2LG[gi] = equalTowZN2LG[gi]*calibEne[2];
385 calibTowZP2LG[gi] = equalTowZP2LG[gi]*calibEne[3];
386 calibSumZN1LG += calibTowZN1LG[gi];
387 calibSumZ12LG += calibTowZP1LG[gi];
388 calibSumZN2LG += calibTowZN2LG[gi];
389 calibSumZP2LG += calibTowZP2LG[gi];
390 }
391
392 // --- Number of detected spectator nucleons
393 // *** N.B. -> It works only in Pb-Pb
394 Int_t nDetSpecNLeft, nDetSpecPLeft, nDetSpecNRight, nDetSpecPRight;
395 nDetSpecNLeft = (Int_t) (calibSumZN1HG/2.760);
396 nDetSpecPLeft = (Int_t) (calibSumZP1HG/2.760);
397 nDetSpecNRight = (Int_t) (calibSumZN2HG/2.760);
398 nDetSpecPRight = (Int_t) (calibSumZP2HG/2.760);
399 /*printf("\n\t AliZDCReconstructor -> nDetSpecNLeft %d, nDetSpecPLeft %d,"
400 " nDetSpecNRight %d, nDetSpecPRight %d\n",nDetSpecNLeft, nDetSpecPLeft,
401 nDetSpecNRight, nDetSpecPRight);*/
402
403 // --- Number of generated spectator nucleons (from HIJING parameterization)
404 Int_t nGenSpecNLeft=0, nGenSpecPLeft=0, nGenSpecLeft=0;
405 Int_t nGenSpecNRight=0, nGenSpecPRight=0, nGenSpecRight=0;
406 Double_t impPar=0.;
407 //
408 // *** RECONSTRUCTION FROM SIMULATED DATA
409 // Cut value for Ezem (GeV)
410 // ### Results from production -> 0<b<18 fm (Apr 2002)
411 /*Float_t eZEMCut = 420.;
412 Float_t deltaEZEMSup = 690.;
413 Float_t deltaEZEMInf = 270.;
414 if(zemenergy > (eZEMCut+deltaEZEMSup)){
415 nGenSpecNLeft = (Int_t) (fZNCen->Eval(ZN1CalibSum));
416 nGenSpecPLeft = (Int_t) (fZPCen->Eval(ZP1CalibSum));
417 nGenSpecLeft = (Int_t) (fZDCCen->Eval(ZN1CalibSum+ZP1CalibSum));
418 nGenSpecNRight = (Int_t) (fZNCen->Eval(ZN2CalibSum));
419 nGenSpecPRight = (Int_t) (fZNCen->Eval(ZP2CalibSum));
420 nGenSpecRight = (Int_t) (fZNCen->Eval(ZN2CalibSum+ZP2CalibSum));
421 impPar = fbCen->Eval(ZN1CalibSum+ZP1CalibSum);
422 }
423 else if(zemenergy < (eZEMCut-deltaEZEMInf)){
424 nGenSpecNLeft = (Int_t) (fZNPer->Eval(ZN1CalibSum));
425 nGenSpecPLeft = (Int_t) (fZPPer->Eval(ZP1CalibSum));
426 nGenSpecLeft = (Int_t) (fZDCPer->Eval(ZN1CalibSum+ZP1CalibSum));
427 impPar = fbPer->Eval(ZN1CalibSum+ZP1CalibSum);
428 }
429 else if(zemenergy >= (eZEMCut-deltaEZEMInf) && zemenergy <= (eZEMCut+deltaEZEMSup)){
430 nGenSpecNLeft = (Int_t) (fZEMn->Eval(zemenergy));
431 nGenSpecPLeft = (Int_t) (fZEMp->Eval(zemenergy));
432 nGenSpecLeft = (Int_t)(fZEMsp->Eval(zemenergy));
433 impPar = fZEMb->Eval(zemenergy);
434 }
435 // ### Results from production -> 0<b<18 fm (Apr 2002)
436 if(ZN1CalibSum>162.) nGenSpecNLeft = (Int_t) (fZEMn->Eval(zemenergy));
437 if(ZP1CalibSum>59.75) nGenSpecPLeft = (Int_t) (fZEMp->Eval(zemenergy));
438 if(ZN1CalibSum+ZP1CalibSum>221.5) nGenSpecLeft = (Int_t)(fZEMsp->Eval(zemenergy));
439 if(ZN1CalibSum+ZP1CalibSum>220.) impPar = fZEMb->Eval(zemenergy);
440 */
441 //
442 //
443 // *** RECONSTRUCTION FROM REAL DATA
c0aec6f6 444 //
a4cab348 445 if(corrADCZEMHG > supValueZEM){
446 nGenSpecNLeft = (Int_t) (fZNCen->Eval(calibSumZN1HG));
447 nGenSpecPLeft = (Int_t) (fZPCen->Eval(calibSumZP1HG));
448 nGenSpecLeft = (Int_t) (fZDCCen->Eval(calibSumZN1HG+calibSumZP1HG));
449 nGenSpecNRight = (Int_t) (fZNCen->Eval(calibSumZN2HG));
450 nGenSpecPRight = (Int_t) (fZNCen->Eval(calibSumZP2HG));
451 nGenSpecRight = (Int_t) (fZNCen->Eval(calibSumZN2HG+calibSumZP2HG));
452 impPar = fbCen->Eval(calibSumZN1HG+calibSumZP1HG);
646f1679 453 }
a4cab348 454 else if(corrADCZEMHG < infValueZEM){
455 nGenSpecNLeft = (Int_t) (fZNPer->Eval(calibSumZN1HG));
456 nGenSpecPLeft = (Int_t) (fZPPer->Eval(calibSumZP1HG));
457 nGenSpecLeft = (Int_t) (fZDCPer->Eval(calibSumZN1HG+calibSumZP1HG));
458 impPar = fbPer->Eval(calibSumZN1HG+calibSumZP1HG);
646f1679 459 }
a4cab348 460 else if(corrADCZEMHG >= infValueZEM && corrADCZEMHG <= supValueZEM){
461 nGenSpecNLeft = (Int_t) (fZEMn->Eval(corrADCZEMHG));
462 nGenSpecPLeft = (Int_t) (fZEMp->Eval(corrADCZEMHG));
463 nGenSpecLeft = (Int_t)(fZEMsp->Eval(corrADCZEMHG));
464 impPar = fZEMb->Eval(corrADCZEMHG);
646f1679 465 }
466 //
a4cab348 467 if(calibSumZN1HG/maxValEZN1>1.) nGenSpecNLeft = (Int_t) (fZEMn->Eval(corrADCZEMHG));
468 if(calibSumZP1HG/maxValEZP1>1.) nGenSpecPLeft = (Int_t) (fZEMp->Eval(corrADCZEMHG));
469 if((calibSumZN1HG+calibSumZP1HG/maxValEZDC1)>1.){
470 nGenSpecLeft = (Int_t)(fZEMsp->Eval(corrADCZEMHG));
471 impPar = fZEMb->Eval(corrADCZEMHG);
646f1679 472 }
a4cab348 473 if(calibSumZN2HG/maxValEZN2>1.) nGenSpecNRight = (Int_t) (fZEMn->Eval(corrADCZEMHG));
474 if(calibSumZP2HG/maxValEZP2>1.) nGenSpecPRight = (Int_t) (fZEMp->Eval(corrADCZEMHG));
475 if((calibSumZN2HG+calibSumZP2HG/maxValEZDC2)>1.) nGenSpecRight = (Int_t)(fZEMsp->Eval(corrADCZEMHG));
646f1679 476 //
477 if(nGenSpecNLeft>125) nGenSpecNLeft=125;
478 else if(nGenSpecNLeft<0) nGenSpecNLeft=0;
479 if(nGenSpecPLeft>82) nGenSpecPLeft=82;
480 else if(nGenSpecPLeft<0) nGenSpecPLeft=0;
481 if(nGenSpecLeft>207) nGenSpecLeft=207;
482 else if(nGenSpecLeft<0) nGenSpecLeft=0;
8309c1ab 483
980685f2 484 // --- Number of generated participants (from HIJING parameterization)
646f1679 485 Int_t nPart, nPartTotLeft, nPartTotRight;
486 nPart = 207-nGenSpecNLeft-nGenSpecPLeft;
487 nPartTotLeft = 207-nGenSpecLeft;
488 nPartTotRight = 207-nGenSpecRight;
e90a5fef 489 if(nPart<0) nPart=0;
490 if(nPartTotLeft<0) nPartTotLeft=0;
491 if(nPartTotRight<0) nPartTotRight=0;
e97af564 492 //
e90a5fef 493 // *** DEBUG ***
422ed0d5 494 printf("\n\t AliZDCReconstructor -> calibSumZN1HG %1.0f, calibSumZP1HG %1.0f,"
e90a5fef 495 " calibSumZN2HG %1.0f, calibSumZP2HG %1.0f, corrADCZEMHG %1.0f\n",
496 calibSumZN1HG,calibSumZP1HG,calibSumZN2HG,calibSumZP2HG,corrADCZEMHG);
497 printf("\t AliZDCReconstructor -> nGenSpecNLeft %d, nGenSpecPLeft %d, nGenSpecLeft %d\n"
498 "\t\t nGenSpecNRight %d, nGenSpecPRight %d, nGenSpecRight %d\n",
499 nGenSpecNLeft, nGenSpecPLeft, nGenSpecLeft,
500 nGenSpecNRight, nGenSpecPRight, nGenSpecRight);
501 printf("\t AliZDCReconstructor -> NpartL %d, NpartR %d, b %1.2f fm\n\n",nPartTotLeft, nPartTotRight, impPar);
422ed0d5 502
646f1679 503 // create the output tree
a4cab348 504 AliZDCReco reco(calibSumZN1HG, calibSumZP1HG, calibSumZN2HG, calibSumZP2HG,
505 calibTowZN1LG, calibTowZN2LG, calibTowZP1LG, calibTowZP2LG,
84d6255e 506 calibTowZN1LG, calibTowZP1LG, calibTowZN2LG, calibTowZP2LG,
f5d41205 507 corrADCZEMHG,
646f1679 508 nDetSpecNLeft, nDetSpecPLeft, nDetSpecNRight, nDetSpecPRight,
509 nGenSpecNLeft, nGenSpecPLeft, nGenSpecLeft, nGenSpecNRight,
510 nGenSpecPRight, nGenSpecRight,
511 nPartTotLeft, nPartTotRight, impPar);
512
8309c1ab 513 AliZDCReco* preco = &reco;
514 const Int_t kBufferSize = 4000;
70f04f6d 515 clustersTree->Branch("ZDC", "AliZDCReco", &preco, kBufferSize);
8309c1ab 516
517 // write the output tree
70f04f6d 518 clustersTree->Fill();
8309c1ab 519}
520
521//_____________________________________________________________________________
70f04f6d 522void AliZDCReconstructor::FillZDCintoESD(TTree *clustersTree, AliESDEvent* esd) const
8309c1ab 523{
70f04f6d 524 // fill energies and number of participants to the ESD
8309c1ab 525
8309c1ab 526 AliZDCReco reco;
527 AliZDCReco* preco = &reco;
70f04f6d 528 clustersTree->SetBranchAddress("ZDC", &preco);
8309c1ab 529
70f04f6d 530 clustersTree->GetEntry(0);
84d6255e 531 //
532 esd->SetZDC(reco.GetZN1Energy(), reco.GetZP1Energy(), reco.GetZEMsignal(),
533 reco.GetZN2Energy(), reco.GetZP2Energy(),
534 reco.GetNPartLeft());
535 //
536 //
1c2caeca 537 /*Double_t tZN1Ene[4], tZN2Ene[4];
e90a5fef 538 for(Int_t i=0; i<4; i++){
539 tZN1Ene[i] = reco.GetZN1EnTow(i);
540 tZN2Ene[i] = reco.GetZN2EnTow(i);
541 }
84d6255e 542 esd->SetZN1TowerEnergy(tZN1Ene);
543 esd->SetZN2TowerEnergy(tZN2Ene);
e90a5fef 544 esd->SetZDC(tZN1Ene, tZN2Ene, reco.GetZN1Energy(), reco.GetZP1Energy(), reco.GetZEMsignal(),
646f1679 545 reco.GetZN2Energy(), reco.GetZP2Energy(),
546 reco.GetNPartLeft());
1c2caeca 547 */
a4cab348 548
8309c1ab 549}
48642b09 550
551//_____________________________________________________________________________
78d18275 552AliCDBStorage* AliZDCReconstructor::SetStorage(const char *uri)
48642b09 553{
cc2abffd 554 // Setting the storage
48642b09 555
78d18275 556 Bool_t deleteManager = kFALSE;
48642b09 557
78d18275 558 AliCDBManager *manager = AliCDBManager::Instance();
559 AliCDBStorage *defstorage = manager->GetDefaultStorage();
48642b09 560
78d18275 561 if(!defstorage || !(defstorage->Contains("ZDC"))){
562 AliWarning("No default storage set or default storage doesn't contain ZDC!");
563 manager->SetDefaultStorage(uri);
564 deleteManager = kTRUE;
565 }
566
567 AliCDBStorage *storage = manager->GetDefaultStorage();
568
569 if(deleteManager){
570 AliCDBManager::Instance()->UnsetDefaultStorage();
571 defstorage = 0; // the storage is killed by AliCDBManager::Instance()->Destroy()
572 }
573
574 return storage;
575}
48642b09 576
78d18275 577//_____________________________________________________________________________
4fda3ba1 578AliZDCCalibData* AliZDCReconstructor::GetCalibData() const
78d18275 579{
48642b09 580
4fda3ba1 581 // Getting calibration object for ZDC set
582
583 AliCDBEntry *entry = AliCDBManager::Instance()->Get("ZDC/Calib/Data");
457a440d 584 if(!entry) AliFatal("No calibration data loaded!");
4fda3ba1 585
457a440d 586 AliZDCCalibData *calibdata = dynamic_cast<AliZDCCalibData*> (entry->GetObject());
587 if(!calibdata) AliFatal("Wrong calibration object in calibration file!");
48642b09 588
78d18275 589 return calibdata;
48642b09 590}