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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), | |
26428fe7 | 42 | fZDCTDCDifference(0), |
e4295618 | 43 | fZNCTDC(-999.), |
44 | fZNATDC(-999.) | |
e40566b8 | 45 | { |
74e11085 | 46 | // Default constructor |
e40566b8 | 47 | for(Int_t i=0; i<5; i++){ |
48 | fZNCTowerEnergy[i] = fZNATowerEnergy[i] = 0.; | |
49 | fZPCTowerEnergy[i] = fZPATowerEnergy[i] = 0.; | |
50 | fZNCTowerEnergyLR[i] = fZNATowerEnergyLR[i] = 0.; | |
51 | } | |
e40566b8 | 52 | } |
53 | ||
54 | //__________________________________________________________________________ | |
55 | AliAODZDC::AliAODZDC(const AliAODZDC &zdcAOD) : | |
56 | AliVZDC(zdcAOD), | |
57 | fZNCEnergy(zdcAOD.fZNCEnergy), | |
58 | fZNAEnergy(zdcAOD.fZNAEnergy), | |
59 | fZPCEnergy(zdcAOD.fZPCEnergy), | |
60 | fZPAEnergy(zdcAOD.fZPAEnergy), | |
61 | fZEM1Energy(zdcAOD.fZEM1Energy), | |
62 | fZEM2Energy(zdcAOD.fZEM2Energy), | |
63 | fZDCParticipants(zdcAOD.fZDCParticipants), | |
64 | fZDCPartSideA(zdcAOD.fZDCPartSideA), | |
65 | fZDCPartSideC(zdcAOD.fZDCPartSideC), | |
66 | fImpactParameter(zdcAOD.fImpactParameter), | |
67 | fImpactParamSideA(zdcAOD.fImpactParamSideA), | |
68 | fImpactParamSideC(zdcAOD.fImpactParamSideC), | |
69 | fZDCTDCSum(zdcAOD.fZDCTDCSum), | |
26428fe7 | 70 | fZDCTDCDifference(zdcAOD.fZDCTDCDifference), |
71 | fZNCTDC(zdcAOD.fZNCTDC), | |
72 | fZNATDC(zdcAOD.fZNATDC) | |
e40566b8 | 73 | { |
74e11085 | 74 | // Constructor |
e40566b8 | 75 | for(Int_t i=0; i<5; i++){ |
76 | fZNCTowerEnergy[i] = zdcAOD.fZNCTowerEnergy[i]; | |
77 | fZNATowerEnergy[i] = zdcAOD.fZNATowerEnergy[i]; | |
78 | fZPCTowerEnergy[i] = zdcAOD.fZPCTowerEnergy[i]; | |
79 | fZPATowerEnergy[i] = zdcAOD.fZPATowerEnergy[i]; | |
80 | fZNCTowerEnergyLR[i] = zdcAOD.fZNCTowerEnergyLR[i]; | |
81 | fZNATowerEnergyLR[i] = zdcAOD.fZNATowerEnergyLR[i]; | |
82 | } | |
e40566b8 | 83 | } |
84 | ||
85 | //__________________________________________________________________________ | |
86 | AliAODZDC& AliAODZDC::operator=(const AliAODZDC& zdcAOD) | |
87 | { | |
88 | // Assignment operator | |
89 | // | |
90 | if(this!=&zdcAOD) { | |
91 | TObject::operator=(zdcAOD); | |
92 | fZNCEnergy = zdcAOD.fZNCEnergy; | |
93 | fZNAEnergy = zdcAOD.fZNAEnergy; | |
94 | fZPCEnergy = zdcAOD.fZPCEnergy; | |
95 | fZPAEnergy = zdcAOD.fZPAEnergy; | |
96 | fZEM1Energy = zdcAOD.fZEM1Energy; | |
97 | fZEM2Energy = zdcAOD.fZEM2Energy; | |
98 | for(Int_t i=0; i<5; i++){ | |
99 | fZNCTowerEnergy[i] = zdcAOD.fZNCTowerEnergy[i]; | |
100 | fZNATowerEnergy[i] = zdcAOD.fZNATowerEnergy[i]; | |
101 | fZPCTowerEnergy[i] = zdcAOD.fZPCTowerEnergy[i]; | |
102 | fZPATowerEnergy[i] = zdcAOD.fZPATowerEnergy[i]; | |
103 | fZNCTowerEnergyLR[i] = zdcAOD.fZNCTowerEnergyLR[i]; | |
104 | fZNATowerEnergyLR[i] = zdcAOD.fZNATowerEnergyLR[i]; | |
105 | } | |
106 | // | |
107 | fZDCParticipants = zdcAOD.fZDCParticipants; | |
108 | fZDCPartSideA = zdcAOD.fZDCPartSideA; | |
109 | fZDCPartSideC = zdcAOD.fZDCPartSideC; | |
110 | fImpactParameter = zdcAOD.fImpactParameter; | |
111 | fImpactParamSideA = zdcAOD.fImpactParamSideA; | |
112 | fImpactParamSideC = zdcAOD.fImpactParamSideC; | |
113 | // | |
114 | //for(Int_t i=0; i<2; i++){ | |
115 | // fZNACentrCoord[i] = zdcAOD.fZNACentrCoord[i]; | |
116 | // fZNCCentrCoord[i] = zdcAOD.fZNCCentrCoord[i]; | |
117 | //} | |
118 | // | |
119 | fZDCTDCSum = zdcAOD.fZDCTDCSum; | |
120 | fZDCTDCDifference = zdcAOD.fZDCTDCDifference; | |
26428fe7 | 121 | fZNCTDC = zdcAOD.fZNCTDC; |
122 | fZNATDC = zdcAOD.fZNATDC; | |
123 | ||
e40566b8 | 124 | } |
125 | return *this; | |
126 | } | |
127 | ||
128 | //______________________________________________________________________________ | |
129 | Double_t AliAODZDC::GetZNCEnergy() const | |
130 | { | |
74e11085 | 131 | // Return ZNC energy |
7e726cb1 | 132 | if (fZNCEnergy < 0.) { |
133 | fZNCEnergy = 0.; | |
134 | for(Int_t i=0; i<5; i++) fZNCEnergy += fZNCTowerEnergy[i]; | |
135 | } | |
136 | return fZNCEnergy; | |
e40566b8 | 137 | } |
138 | ||
139 | //______________________________________________________________________________ | |
140 | Double_t AliAODZDC::GetZNAEnergy() const | |
141 | { | |
74e11085 | 142 | // Return ZNA Energy |
7e726cb1 | 143 | if (fZNAEnergy < 0.) { |
144 | fZNAEnergy = 0.; | |
145 | for(Int_t i=0; i<5; i++) fZNAEnergy += fZNATowerEnergy[i]; | |
146 | } | |
147 | return fZNAEnergy; | |
e40566b8 | 148 | } |
149 | ||
150 | //______________________________________________________________________________ | |
151 | Double_t AliAODZDC::GetZPCEnergy() const | |
152 | { | |
74e11085 | 153 | // Return ZPC Energy |
7e726cb1 | 154 | if (fZPCEnergy < 0.) { |
155 | fZPCEnergy = 0.; | |
156 | for(Int_t i=0; i<5; i++) fZPCEnergy += fZPCTowerEnergy[i]; | |
157 | } | |
158 | return fZPCEnergy; | |
e40566b8 | 159 | } |
160 | ||
161 | //______________________________________________________________________________ | |
162 | Double_t AliAODZDC::GetZPAEnergy() const | |
163 | { | |
74e11085 | 164 | // Return ZPA Energy |
7e726cb1 | 165 | if (fZPAEnergy < 0.) { |
166 | fZPAEnergy = 0.; | |
167 | for(Int_t i=0; i<5; i++) fZPAEnergy += fZPATowerEnergy[i]; | |
168 | } | |
169 | return fZPAEnergy; | |
e40566b8 | 170 | } |
171 | ||
172 | //______________________________________________________________________________ | |
173 | void AliAODZDC::SetZNCTowers(const Double_t value[5], const Double_t valueLR[5]) | |
174 | { | |
175 | // Sets ZNC towers | |
176 | for(Int_t i=0; i<5; i++){ | |
177 | fZNCTowerEnergy[i] = value[i]; | |
178 | fZNCTowerEnergyLR[i] = valueLR[i]; | |
179 | } | |
180 | } | |
181 | ||
182 | //______________________________________________________________________________ | |
183 | void AliAODZDC::SetZNATowers(const Double_t value[5], const Double_t valueLR[5]) | |
184 | { | |
185 | // Sets ZNA towers | |
186 | for(Int_t i=0; i<5; i++){ | |
187 | fZNATowerEnergy[i] = value[i]; | |
188 | fZNATowerEnergyLR[i] = valueLR[i]; | |
189 | } | |
190 | } | |
191 | ||
192 | //______________________________________________________________________________ | |
193 | Bool_t AliAODZDC::GetZNCentroidInPbPb(Float_t beamEne, Double_t centrZNC[2], Double_t centrZNA[2]) | |
194 | { | |
195 | // Provides coordinates of centroid over ZN (side C) front face in PbPb | |
196 | if(beamEne==0){ | |
197 | printf(" ZDC centroid in PbPb can't be calculated with E_beam = 0 !!!\n"); | |
198 | //for(Int_t jj=0; jj<2; jj++) fZNCCentrCoord[jj] = 999.; | |
199 | return kFALSE; | |
200 | } | |
201 | ||
202 | const Float_t x[4] = {-1.75, 1.75, -1.75, 1.75}; | |
203 | const Float_t y[4] = {-1.75, -1.75, 1.75, 1.75}; | |
204 | const Float_t alpha=0.395; | |
205 | Float_t numXZNC=0., numYZNC=0., denZNC=0., cZNC, wZNC; | |
206 | Float_t numXZNA=0., numYZNA=0., denZNA=0., cZNA, wZNA; | |
207 | Float_t zncEnergy=0., znaEnergy=0.; | |
208 | // | |
209 | for(Int_t i=0; i<5; i++){ | |
210 | zncEnergy += fZNCTowerEnergy[i]; | |
2ec4bd21 | 211 | znaEnergy += fZNATowerEnergy[i]; |
e40566b8 | 212 | } |
213 | for(Int_t i=0; i<4; i++){ | |
214 | if(fZNCTowerEnergy[i+1]>0.) { | |
215 | wZNC = TMath::Power(fZNCTowerEnergy[i+1], alpha); | |
216 | numXZNC += x[i]*wZNC; | |
217 | numYZNC += y[i]*wZNC; | |
218 | denZNC += wZNC; | |
219 | } | |
220 | if(fZNATowerEnergy[i+1]>0.) { | |
221 | wZNA = TMath::Power(fZNATowerEnergy[i+1], alpha); | |
222 | numXZNA += x[i]*wZNA; | |
223 | numYZNA += y[i]*wZNA; | |
224 | denZNA += wZNA; | |
225 | } | |
226 | } | |
227 | // | |
228 | if(denZNC!=0){ | |
229 | Float_t nSpecnC = zncEnergy/beamEne; | |
230 | cZNC = 1.89358-0.71262/(nSpecnC+0.71789); | |
231 | centrZNC[0] = cZNC*numXZNC/denZNC; | |
232 | centrZNC[1] = cZNC*numYZNC/denZNC; | |
233 | } | |
234 | else{ | |
235 | centrZNC[0] = centrZNC[1] = 999.; | |
236 | } | |
237 | if(denZNA!=0){ | |
238 | Float_t nSpecnA = znaEnergy/beamEne; | |
239 | cZNA = 1.89358-0.71262/(nSpecnA+0.71789); | |
240 | centrZNA[0] = cZNA*numXZNA/denZNA; | |
241 | centrZNA[1] = cZNA*numYZNA/denZNA; | |
242 | } | |
243 | else{ | |
244 | centrZNA[0] = centrZNA[1] = 999.; | |
245 | } | |
246 | ||
247 | ||
248 | return kTRUE; | |
249 | } | |
250 | ||
251 | //______________________________________________________________________________ | |
252 | Bool_t AliAODZDC::GetZNCentroidInpp(Double_t centrZNC[2], Double_t centrZNA[2]) | |
253 | { | |
254 | // Provides coordinates of centroid over ZN (side C) front face in pp | |
255 | const Float_t x[4] = {-1.75, 1.75, -1.75, 1.75}; | |
256 | const Float_t y[4] = {-1.75, -1.75, 1.75, 1.75}; | |
257 | const Float_t alpha=0.5; | |
258 | Float_t numXZNC=0., numYZNC=0., denZNC=0., wZNC; | |
259 | Float_t numXZNA=0., numYZNA=0., denZNA=0., wZNA; | |
260 | // | |
261 | for(Int_t i=0; i<4; i++){ | |
262 | if(fZNCTowerEnergy[i+1]>0.) { | |
263 | wZNC = TMath::Power(fZNCTowerEnergy[i+1], alpha); | |
264 | numXZNC += x[i]*wZNC; | |
265 | numYZNC += y[i]*wZNC; | |
266 | denZNC += wZNC; | |
267 | } | |
268 | if(fZNATowerEnergy[i+1]>0.) { | |
269 | wZNA = TMath::Power(fZNATowerEnergy[i+1], alpha); | |
270 | numXZNA += x[i]*wZNA; | |
271 | numYZNA += y[i]*wZNA; | |
272 | denZNA += wZNA; | |
273 | } | |
274 | } | |
275 | // | |
276 | if(denZNC!=0){ | |
277 | centrZNC[0] = numXZNC/denZNC; | |
278 | centrZNC[1] = numYZNC/denZNC; | |
279 | } | |
280 | else{ | |
281 | centrZNC[0] = centrZNC[1] = 999.; | |
282 | } | |
283 | if(denZNA!=0){ | |
284 | centrZNA[0] = numXZNA/denZNA; | |
285 | centrZNA[1] = numYZNA/denZNA; | |
286 | } | |
287 | else{ | |
288 | centrZNA[0] = centrZNA[1] = 999.; | |
289 | } | |
290 | ||
291 | return kTRUE; | |
292 | } |