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e40566b8 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-2007, 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 | //------------------------------------------------------------------------- | |
17 | // Class for AOD ZDC data | |
18 | // Author: Chiara Oppedisano | |
19 | // Chiara.Oppedisano@cern.ch March 2011 | |
20 | //------------------------------------------------------------------------- | |
21 | ||
22 | #include <TMath.h> | |
23 | #include "AliAODZDC.h" | |
24 | ||
25 | ClassImp(AliAODZDC) | |
26 | ||
27 | AliAODZDC::AliAODZDC() : | |
28 | AliVZDC(), | |
7e726cb1 | 29 | fZNCEnergy(-999.), |
30 | fZNAEnergy(-999.), | |
31 | fZPCEnergy(-999.), | |
32 | fZPAEnergy(-999.), | |
33 | fZEM1Energy(0.), | |
c4c4f9e9 | 34 | fZEM2Energy(0.), |
e40566b8 | 35 | fZDCParticipants(0), |
36 | fZDCPartSideA(0), | |
37 | fZDCPartSideC(0), | |
38 | fImpactParameter(0), | |
39 | fImpactParamSideA(0), | |
40 | fImpactParamSideC(0), | |
41 | fZDCTDCSum(0), | |
42 | fZDCTDCDifference(0) | |
43 | { | |
74e11085 | 44 | // Default constructor |
e40566b8 | 45 | for(Int_t i=0; i<5; i++){ |
46 | fZNCTowerEnergy[i] = fZNATowerEnergy[i] = 0.; | |
47 | fZPCTowerEnergy[i] = fZPATowerEnergy[i] = 0.; | |
48 | fZNCTowerEnergyLR[i] = fZNATowerEnergyLR[i] = 0.; | |
49 | } | |
e40566b8 | 50 | } |
51 | ||
52 | //__________________________________________________________________________ | |
53 | AliAODZDC::AliAODZDC(const AliAODZDC &zdcAOD) : | |
54 | AliVZDC(zdcAOD), | |
55 | fZNCEnergy(zdcAOD.fZNCEnergy), | |
56 | fZNAEnergy(zdcAOD.fZNAEnergy), | |
57 | fZPCEnergy(zdcAOD.fZPCEnergy), | |
58 | fZPAEnergy(zdcAOD.fZPAEnergy), | |
59 | fZEM1Energy(zdcAOD.fZEM1Energy), | |
60 | fZEM2Energy(zdcAOD.fZEM2Energy), | |
61 | fZDCParticipants(zdcAOD.fZDCParticipants), | |
62 | fZDCPartSideA(zdcAOD.fZDCPartSideA), | |
63 | fZDCPartSideC(zdcAOD.fZDCPartSideC), | |
64 | fImpactParameter(zdcAOD.fImpactParameter), | |
65 | fImpactParamSideA(zdcAOD.fImpactParamSideA), | |
66 | fImpactParamSideC(zdcAOD.fImpactParamSideC), | |
67 | fZDCTDCSum(zdcAOD.fZDCTDCSum), | |
68 | fZDCTDCDifference(zdcAOD.fZDCTDCDifference) | |
69 | { | |
74e11085 | 70 | // Constructor |
e40566b8 | 71 | for(Int_t i=0; i<5; i++){ |
72 | fZNCTowerEnergy[i] = zdcAOD.fZNCTowerEnergy[i]; | |
73 | fZNATowerEnergy[i] = zdcAOD.fZNATowerEnergy[i]; | |
74 | fZPCTowerEnergy[i] = zdcAOD.fZPCTowerEnergy[i]; | |
75 | fZPATowerEnergy[i] = zdcAOD.fZPATowerEnergy[i]; | |
76 | fZNCTowerEnergyLR[i] = zdcAOD.fZNCTowerEnergyLR[i]; | |
77 | fZNATowerEnergyLR[i] = zdcAOD.fZNATowerEnergyLR[i]; | |
78 | } | |
e40566b8 | 79 | } |
80 | ||
81 | //__________________________________________________________________________ | |
82 | AliAODZDC& AliAODZDC::operator=(const AliAODZDC& zdcAOD) | |
83 | { | |
84 | // Assignment operator | |
85 | // | |
86 | if(this!=&zdcAOD) { | |
87 | TObject::operator=(zdcAOD); | |
88 | fZNCEnergy = zdcAOD.fZNCEnergy; | |
89 | fZNAEnergy = zdcAOD.fZNAEnergy; | |
90 | fZPCEnergy = zdcAOD.fZPCEnergy; | |
91 | fZPAEnergy = zdcAOD.fZPAEnergy; | |
92 | fZEM1Energy = zdcAOD.fZEM1Energy; | |
93 | fZEM2Energy = zdcAOD.fZEM2Energy; | |
94 | for(Int_t i=0; i<5; i++){ | |
95 | fZNCTowerEnergy[i] = zdcAOD.fZNCTowerEnergy[i]; | |
96 | fZNATowerEnergy[i] = zdcAOD.fZNATowerEnergy[i]; | |
97 | fZPCTowerEnergy[i] = zdcAOD.fZPCTowerEnergy[i]; | |
98 | fZPATowerEnergy[i] = zdcAOD.fZPATowerEnergy[i]; | |
99 | fZNCTowerEnergyLR[i] = zdcAOD.fZNCTowerEnergyLR[i]; | |
100 | fZNATowerEnergyLR[i] = zdcAOD.fZNATowerEnergyLR[i]; | |
101 | } | |
102 | // | |
103 | fZDCParticipants = zdcAOD.fZDCParticipants; | |
104 | fZDCPartSideA = zdcAOD.fZDCPartSideA; | |
105 | fZDCPartSideC = zdcAOD.fZDCPartSideC; | |
106 | fImpactParameter = zdcAOD.fImpactParameter; | |
107 | fImpactParamSideA = zdcAOD.fImpactParamSideA; | |
108 | fImpactParamSideC = zdcAOD.fImpactParamSideC; | |
109 | // | |
110 | //for(Int_t i=0; i<2; i++){ | |
111 | // fZNACentrCoord[i] = zdcAOD.fZNACentrCoord[i]; | |
112 | // fZNCCentrCoord[i] = zdcAOD.fZNCCentrCoord[i]; | |
113 | //} | |
114 | // | |
115 | fZDCTDCSum = zdcAOD.fZDCTDCSum; | |
116 | fZDCTDCDifference = zdcAOD.fZDCTDCDifference; | |
117 | } | |
118 | return *this; | |
119 | } | |
120 | ||
121 | //______________________________________________________________________________ | |
122 | Double_t AliAODZDC::GetZNCEnergy() const | |
123 | { | |
74e11085 | 124 | // Return ZNC energy |
7e726cb1 | 125 | if (fZNCEnergy < 0.) { |
126 | fZNCEnergy = 0.; | |
127 | for(Int_t i=0; i<5; i++) fZNCEnergy += fZNCTowerEnergy[i]; | |
128 | } | |
129 | return fZNCEnergy; | |
e40566b8 | 130 | } |
131 | ||
132 | //______________________________________________________________________________ | |
133 | Double_t AliAODZDC::GetZNAEnergy() const | |
134 | { | |
74e11085 | 135 | // Return ZNA Energy |
7e726cb1 | 136 | if (fZNAEnergy < 0.) { |
137 | fZNAEnergy = 0.; | |
138 | for(Int_t i=0; i<5; i++) fZNAEnergy += fZNATowerEnergy[i]; | |
139 | } | |
140 | return fZNAEnergy; | |
e40566b8 | 141 | } |
142 | ||
143 | //______________________________________________________________________________ | |
144 | Double_t AliAODZDC::GetZPCEnergy() const | |
145 | { | |
74e11085 | 146 | // Return ZPC Energy |
7e726cb1 | 147 | if (fZPCEnergy < 0.) { |
148 | fZPCEnergy = 0.; | |
149 | for(Int_t i=0; i<5; i++) fZPCEnergy += fZPCTowerEnergy[i]; | |
150 | } | |
151 | return fZPCEnergy; | |
e40566b8 | 152 | } |
153 | ||
154 | //______________________________________________________________________________ | |
155 | Double_t AliAODZDC::GetZPAEnergy() const | |
156 | { | |
74e11085 | 157 | // Return ZPA Energy |
7e726cb1 | 158 | if (fZPAEnergy < 0.) { |
159 | fZPAEnergy = 0.; | |
160 | for(Int_t i=0; i<5; i++) fZPAEnergy += fZPATowerEnergy[i]; | |
161 | } | |
162 | return fZPAEnergy; | |
e40566b8 | 163 | } |
164 | ||
165 | //______________________________________________________________________________ | |
166 | void AliAODZDC::SetZNCTowers(const Double_t value[5], const Double_t valueLR[5]) | |
167 | { | |
168 | // Sets ZNC towers | |
169 | for(Int_t i=0; i<5; i++){ | |
170 | fZNCTowerEnergy[i] = value[i]; | |
171 | fZNCTowerEnergyLR[i] = valueLR[i]; | |
172 | } | |
173 | } | |
174 | ||
175 | //______________________________________________________________________________ | |
176 | void AliAODZDC::SetZNATowers(const Double_t value[5], const Double_t valueLR[5]) | |
177 | { | |
178 | // Sets ZNA towers | |
179 | for(Int_t i=0; i<5; i++){ | |
180 | fZNATowerEnergy[i] = value[i]; | |
181 | fZNATowerEnergyLR[i] = valueLR[i]; | |
182 | } | |
183 | } | |
184 | ||
185 | //______________________________________________________________________________ | |
186 | Bool_t AliAODZDC::GetZNCentroidInPbPb(Float_t beamEne, Double_t centrZNC[2], Double_t centrZNA[2]) | |
187 | { | |
188 | // Provides coordinates of centroid over ZN (side C) front face in PbPb | |
189 | if(beamEne==0){ | |
190 | printf(" ZDC centroid in PbPb can't be calculated with E_beam = 0 !!!\n"); | |
191 | //for(Int_t jj=0; jj<2; jj++) fZNCCentrCoord[jj] = 999.; | |
192 | return kFALSE; | |
193 | } | |
194 | ||
195 | const Float_t x[4] = {-1.75, 1.75, -1.75, 1.75}; | |
196 | const Float_t y[4] = {-1.75, -1.75, 1.75, 1.75}; | |
197 | const Float_t alpha=0.395; | |
198 | Float_t numXZNC=0., numYZNC=0., denZNC=0., cZNC, wZNC; | |
199 | Float_t numXZNA=0., numYZNA=0., denZNA=0., cZNA, wZNA; | |
200 | Float_t zncEnergy=0., znaEnergy=0.; | |
201 | // | |
202 | for(Int_t i=0; i<5; i++){ | |
203 | zncEnergy += fZNCTowerEnergy[i]; | |
204 | znaEnergy += fZNCTowerEnergy[i]; | |
205 | } | |
206 | for(Int_t i=0; i<4; i++){ | |
207 | if(fZNCTowerEnergy[i+1]>0.) { | |
208 | wZNC = TMath::Power(fZNCTowerEnergy[i+1], alpha); | |
209 | numXZNC += x[i]*wZNC; | |
210 | numYZNC += y[i]*wZNC; | |
211 | denZNC += wZNC; | |
212 | } | |
213 | if(fZNATowerEnergy[i+1]>0.) { | |
214 | wZNA = TMath::Power(fZNATowerEnergy[i+1], alpha); | |
215 | numXZNA += x[i]*wZNA; | |
216 | numYZNA += y[i]*wZNA; | |
217 | denZNA += wZNA; | |
218 | } | |
219 | } | |
220 | // | |
221 | if(denZNC!=0){ | |
222 | Float_t nSpecnC = zncEnergy/beamEne; | |
223 | cZNC = 1.89358-0.71262/(nSpecnC+0.71789); | |
224 | centrZNC[0] = cZNC*numXZNC/denZNC; | |
225 | centrZNC[1] = cZNC*numYZNC/denZNC; | |
226 | } | |
227 | else{ | |
228 | centrZNC[0] = centrZNC[1] = 999.; | |
229 | } | |
230 | if(denZNA!=0){ | |
231 | Float_t nSpecnA = znaEnergy/beamEne; | |
232 | cZNA = 1.89358-0.71262/(nSpecnA+0.71789); | |
233 | centrZNA[0] = cZNA*numXZNA/denZNA; | |
234 | centrZNA[1] = cZNA*numYZNA/denZNA; | |
235 | } | |
236 | else{ | |
237 | centrZNA[0] = centrZNA[1] = 999.; | |
238 | } | |
239 | ||
240 | ||
241 | return kTRUE; | |
242 | } | |
243 | ||
244 | //______________________________________________________________________________ | |
245 | Bool_t AliAODZDC::GetZNCentroidInpp(Double_t centrZNC[2], Double_t centrZNA[2]) | |
246 | { | |
247 | // Provides coordinates of centroid over ZN (side C) front face in pp | |
248 | const Float_t x[4] = {-1.75, 1.75, -1.75, 1.75}; | |
249 | const Float_t y[4] = {-1.75, -1.75, 1.75, 1.75}; | |
250 | const Float_t alpha=0.5; | |
251 | Float_t numXZNC=0., numYZNC=0., denZNC=0., wZNC; | |
252 | Float_t numXZNA=0., numYZNA=0., denZNA=0., wZNA; | |
253 | // | |
254 | for(Int_t i=0; i<4; i++){ | |
255 | if(fZNCTowerEnergy[i+1]>0.) { | |
256 | wZNC = TMath::Power(fZNCTowerEnergy[i+1], alpha); | |
257 | numXZNC += x[i]*wZNC; | |
258 | numYZNC += y[i]*wZNC; | |
259 | denZNC += wZNC; | |
260 | } | |
261 | if(fZNATowerEnergy[i+1]>0.) { | |
262 | wZNA = TMath::Power(fZNATowerEnergy[i+1], alpha); | |
263 | numXZNA += x[i]*wZNA; | |
264 | numYZNA += y[i]*wZNA; | |
265 | denZNA += wZNA; | |
266 | } | |
267 | } | |
268 | // | |
269 | if(denZNC!=0){ | |
270 | centrZNC[0] = numXZNC/denZNC; | |
271 | centrZNC[1] = numYZNC/denZNC; | |
272 | } | |
273 | else{ | |
274 | centrZNC[0] = centrZNC[1] = 999.; | |
275 | } | |
276 | if(denZNA!=0){ | |
277 | centrZNA[0] = numXZNA/denZNA; | |
278 | centrZNA[1] = numYZNA/denZNA; | |
279 | } | |
280 | else{ | |
281 | centrZNA[0] = centrZNA[1] = 999.; | |
282 | } | |
283 | ||
284 | return kTRUE; | |
285 | } |