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17 //-------------------------------------------------------------------------
18 // Implementation of Class AliESDZDC
19 // This is a class that summarizes the ZDC data
21 // Origin: Christian Klein-Boesing, CERN, Christian.Klein-Boesing@cern.ch
22 //-------------------------------------------------------------------------
26 #include "AliESDZDC.h"
30 //______________________________________________________________________________
31 AliESDZDC::AliESDZDC() :
47 for(Int_t i=0; i<5; i++){
48 fZN1TowerEnergy[i] = fZN2TowerEnergy[i] = 0.;
49 fZP1TowerEnergy[i] = fZP2TowerEnergy[i] = 0.;
50 fZN1TowerEnergyLR[i] = fZN2TowerEnergyLR[i] = 0.;
51 fZP1TowerEnergyLR[i] = fZP2TowerEnergyLR[i] = 0.;
53 for(Int_t i=0; i<2; i++){
54 fZNACentrCoord[i] = fZNCCentrCoord[i] = 0.;
58 //______________________________________________________________________________
59 AliESDZDC::AliESDZDC(const AliESDZDC& zdc) :
61 fZDCN1Energy(zdc.fZDCN1Energy),
62 fZDCP1Energy(zdc.fZDCP1Energy),
63 fZDCN2Energy(zdc.fZDCN2Energy),
64 fZDCP2Energy(zdc.fZDCP2Energy),
65 fZDCEMEnergy(zdc.fZDCEMEnergy),
66 fZDCEMEnergy1(zdc.fZDCEMEnergy1),
67 fZDCParticipants(zdc.fZDCParticipants),
68 fZDCPartSideA(zdc.fZDCPartSideA),
69 fZDCPartSideC(zdc.fZDCPartSideC),
70 fImpactParameter(zdc.fImpactParameter),
71 fImpactParamSideA(zdc.fImpactParamSideA),
72 fImpactParamSideC(zdc.fImpactParamSideC),
73 fESDQuality(zdc.fESDQuality)
76 for(Int_t i=0; i<5; i++){
77 fZN1TowerEnergy[i] = zdc.fZN1TowerEnergy[i];
78 fZN2TowerEnergy[i] = zdc.fZN2TowerEnergy[i];
79 fZP1TowerEnergy[i] = zdc.fZP1TowerEnergy[i];
80 fZP2TowerEnergy[i] = zdc.fZP2TowerEnergy[i];
81 fZN1TowerEnergyLR[i] = zdc.fZN1TowerEnergyLR[i];
82 fZN2TowerEnergyLR[i] = zdc.fZN2TowerEnergyLR[i];
83 fZP1TowerEnergyLR[i] = zdc.fZP1TowerEnergyLR[i];
84 fZP2TowerEnergyLR[i] = zdc.fZP2TowerEnergyLR[i];
86 for(Int_t i=0; i<2; i++){
87 fZNACentrCoord[i] = zdc.fZNACentrCoord[i];
88 fZNCCentrCoord[i] = zdc.fZNCCentrCoord[i];
92 //______________________________________________________________________________
93 AliESDZDC& AliESDZDC::operator=(const AliESDZDC&zdc)
97 TObject::operator=(zdc);
98 fZDCN1Energy = zdc.fZDCN1Energy;
99 fZDCP1Energy = zdc.fZDCP1Energy;
100 fZDCN2Energy = zdc.fZDCN2Energy;
101 fZDCP2Energy = zdc.fZDCP2Energy;
102 fZDCEMEnergy = zdc.fZDCEMEnergy;
103 fZDCEMEnergy1 = zdc.fZDCEMEnergy1;
104 for(Int_t i=0; i<5; i++){
105 fZN1TowerEnergy[i] = zdc.fZN1TowerEnergy[i];
106 fZN2TowerEnergy[i] = zdc.fZN2TowerEnergy[i];
107 fZP1TowerEnergy[i] = zdc.fZP1TowerEnergy[i];
108 fZP2TowerEnergy[i] = zdc.fZP2TowerEnergy[i];
109 fZN1TowerEnergyLR[i] = zdc.fZN1TowerEnergyLR[i];
110 fZN2TowerEnergyLR[i] = zdc.fZN2TowerEnergyLR[i];
111 fZP1TowerEnergyLR[i] = zdc.fZP1TowerEnergyLR[i];
112 fZP2TowerEnergyLR[i] = zdc.fZP2TowerEnergyLR[i];
115 fZDCParticipants = zdc.fZDCParticipants;
116 fZDCPartSideA = zdc.fZDCPartSideA;
117 fZDCPartSideC = zdc.fZDCPartSideC;
118 fImpactParameter = zdc.fImpactParameter;
119 fImpactParamSideA = zdc.fImpactParamSideA;
120 fImpactParamSideC = zdc.fImpactParamSideC;
122 for(Int_t i=0; i<2; i++){
123 fZNACentrCoord[i] = zdc.fZNACentrCoord[i];
124 fZNCCentrCoord[i] = zdc.fZNCCentrCoord[i];
127 fESDQuality = zdc.fESDQuality;
132 //______________________________________________________________________________
133 void AliESDZDC::Copy(TObject &obj) const {
135 // this overwrites the virtual TOBject::Copy()
136 // to allow run time copying without casting
139 if(this==&obj)return;
140 AliESDZDC *robj = dynamic_cast<AliESDZDC*>(&obj);
141 if(!robj)return; // not an AliESDZDC
147 //______________________________________________________________________________
148 void AliESDZDC::Reset()
150 // reset all data members
157 for(Int_t i=0; i<5; i++){
158 fZN1TowerEnergy[i] = fZN2TowerEnergy[i] = 0.;
159 fZP1TowerEnergy[i] = fZP2TowerEnergy[i] = 0.;
160 fZN1TowerEnergyLR[i] = fZN2TowerEnergyLR[i] = 0.;
161 fZP1TowerEnergyLR[i] = fZP2TowerEnergyLR[i] = 0.;
169 for(Int_t i=0; i<2; i++){
170 fZNACentrCoord[i] = fZNCCentrCoord[i] = 0.;
175 //______________________________________________________________________________
176 void AliESDZDC::Print(const Option_t *) const
178 // Print ESD for the ZDC
179 printf("\n \t E_{ZNC} = %f TeV, E_{ZPC} = %f TeV, E_{ZNA} = %f TeV, E_{ZPA} = %f TeV,"
180 " E_{ZEM} = %f GeV, Npart = %d, b = %1.2f fm\n",
181 fZDCN1Energy/1000.,fZDCP1Energy/1000.,fZDCN2Energy/1000.,fZDCP2Energy/1000.,
182 fZDCEMEnergy+fZDCEMEnergy1, fZDCParticipants,fImpactParameter);
185 //______________________________________________________________________________
186 Double32_t * AliESDZDC::GetZNCCentroid()
188 // Provide coordinates of centroid over ZN (side C) front face
189 Float_t x[4] = {-1.75, 1.75, -1.75, 1.75};
190 Float_t y[4] = {-1.75, -1.75, 1.75, 1.75};
191 Float_t numX=0., numY=0., den=0.;
192 Float_t c, alpha=0.395, w;
194 for(Int_t i=0; i<4; i++){
195 if(fZN1TowerEnergy[i+1]<0.) fZN1TowerEnergy[i+1]=0.;
196 w = TMath::Power(fZN1TowerEnergy[i+1], alpha);
202 // ATTENTION! Needs to be changed if E_beam(A-A) != 2.76 A TeV !!!!
203 Float_t nSpecn = fZDCN1Energy/2760.;
204 c = 1.89358-0.71262/(nSpecn+0.71789);
205 fZNCCentrCoord[0] = c*numX/den;
206 fZNCCentrCoord[1] = c*numY/den;
208 return fZNCCentrCoord;
211 //______________________________________________________________________________
212 Double32_t * AliESDZDC::GetZNACentroid()
214 // Provide coordinates of centroid over ZN (side A) front face
215 Float_t x[4] = {-1.75, 1.75, -1.75, 1.75};
216 Float_t y[4] = {-1.75, -1.75, 1.75, 1.75};
217 Float_t numX=0., numY=0., den=0.;
218 Float_t c, alpha=0.395, w;
220 for(Int_t i=0; i<4; i++){
221 if(fZN2TowerEnergy[i+1]<0.) fZN2TowerEnergy[i+1]=0.;
222 w = TMath::Power(fZN2TowerEnergy[i+1], alpha);
229 // ATTENTION! Needs to be changed if E_beam(A-A) != 2.76 A TeV !!!!
230 Float_t nSpecn = fZDCN2Energy/2760.;
231 c = 1.89358-0.71262/(nSpecn+0.71789);
232 fZNACentrCoord[0] = c*numX/den;
233 fZNACentrCoord[1] = c*numY/den;
235 return fZNACentrCoord;