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14 **************************************************************************/
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.;
56 for(Int_t i=0; i<32; i++){
58 for(Int_t y=0; y<4; y++){
60 fZDCTDCCorrected[i][y]=0.;
65 //______________________________________________________________________________
66 AliESDZDC::AliESDZDC(const AliESDZDC& zdc) :
68 fZDCN1Energy(zdc.fZDCN1Energy),
69 fZDCP1Energy(zdc.fZDCP1Energy),
70 fZDCN2Energy(zdc.fZDCN2Energy),
71 fZDCP2Energy(zdc.fZDCP2Energy),
72 fZDCEMEnergy(zdc.fZDCEMEnergy),
73 fZDCEMEnergy1(zdc.fZDCEMEnergy1),
74 fZDCParticipants(zdc.fZDCParticipants),
75 fZDCPartSideA(zdc.fZDCPartSideA),
76 fZDCPartSideC(zdc.fZDCPartSideC),
77 fImpactParameter(zdc.fImpactParameter),
78 fImpactParamSideA(zdc.fImpactParamSideA),
79 fImpactParamSideC(zdc.fImpactParamSideC),
80 fESDQuality(zdc.fESDQuality)
83 for(Int_t i=0; i<5; i++){
84 fZN1TowerEnergy[i] = zdc.fZN1TowerEnergy[i];
85 fZN2TowerEnergy[i] = zdc.fZN2TowerEnergy[i];
86 fZP1TowerEnergy[i] = zdc.fZP1TowerEnergy[i];
87 fZP2TowerEnergy[i] = zdc.fZP2TowerEnergy[i];
88 fZN1TowerEnergyLR[i] = zdc.fZN1TowerEnergyLR[i];
89 fZN2TowerEnergyLR[i] = zdc.fZN2TowerEnergyLR[i];
90 fZP1TowerEnergyLR[i] = zdc.fZP1TowerEnergyLR[i];
91 fZP2TowerEnergyLR[i] = zdc.fZP2TowerEnergyLR[i];
93 for(Int_t i=0; i<2; i++){
94 fZNACentrCoord[i] = zdc.fZNACentrCoord[i];
95 fZNCCentrCoord[i] = zdc.fZNCCentrCoord[i];
97 for(Int_t i=0; i<32; i++){
98 fVMEScaler[i] = zdc.fVMEScaler[i];
99 for(Int_t y=0; y<4; y++){
100 fZDCTDCData[i][y] = zdc.fZDCTDCData[i][y];
101 fZDCTDCCorrected[i][y] = zdc.fZDCTDCCorrected[i][y];
106 //______________________________________________________________________________
107 AliESDZDC& AliESDZDC::operator=(const AliESDZDC&zdc)
109 // assigment operator
111 TObject::operator=(zdc);
112 fZDCN1Energy = zdc.fZDCN1Energy;
113 fZDCP1Energy = zdc.fZDCP1Energy;
114 fZDCN2Energy = zdc.fZDCN2Energy;
115 fZDCP2Energy = zdc.fZDCP2Energy;
116 fZDCEMEnergy = zdc.fZDCEMEnergy;
117 fZDCEMEnergy1 = zdc.fZDCEMEnergy1;
118 for(Int_t i=0; i<5; i++){
119 fZN1TowerEnergy[i] = zdc.fZN1TowerEnergy[i];
120 fZN2TowerEnergy[i] = zdc.fZN2TowerEnergy[i];
121 fZP1TowerEnergy[i] = zdc.fZP1TowerEnergy[i];
122 fZP2TowerEnergy[i] = zdc.fZP2TowerEnergy[i];
123 fZN1TowerEnergyLR[i] = zdc.fZN1TowerEnergyLR[i];
124 fZN2TowerEnergyLR[i] = zdc.fZN2TowerEnergyLR[i];
125 fZP1TowerEnergyLR[i] = zdc.fZP1TowerEnergyLR[i];
126 fZP2TowerEnergyLR[i] = zdc.fZP2TowerEnergyLR[i];
129 fZDCParticipants = zdc.fZDCParticipants;
130 fZDCPartSideA = zdc.fZDCPartSideA;
131 fZDCPartSideC = zdc.fZDCPartSideC;
132 fImpactParameter = zdc.fImpactParameter;
133 fImpactParamSideA = zdc.fImpactParamSideA;
134 fImpactParamSideC = zdc.fImpactParamSideC;
136 for(Int_t i=0; i<2; i++){
137 fZNACentrCoord[i] = zdc.fZNACentrCoord[i];
138 fZNCCentrCoord[i] = zdc.fZNCCentrCoord[i];
141 fESDQuality = zdc.fESDQuality;
142 for(Int_t i=0; i<32; i++){
143 fVMEScaler[i] = zdc.fVMEScaler[i];
144 for(Int_t y=0; y<4; y++){
145 fZDCTDCData[i][y] = zdc.fZDCTDCData[i][y];
146 fZDCTDCCorrected[i][y] = zdc.fZDCTDCCorrected[i][y];
153 //______________________________________________________________________________
154 void AliESDZDC::Copy(TObject &obj) const {
156 // this overwrites the virtual TOBject::Copy()
157 // to allow run time copying without casting
160 if(this==&obj)return;
161 AliESDZDC *robj = dynamic_cast<AliESDZDC*>(&obj);
162 if(!robj)return; // not an AliESDZDC
168 //______________________________________________________________________________
169 void AliESDZDC::Reset()
171 // reset all data members
178 for(Int_t i=0; i<5; i++){
179 fZN1TowerEnergy[i] = fZN2TowerEnergy[i] = 0.;
180 fZP1TowerEnergy[i] = fZP2TowerEnergy[i] = 0.;
181 fZN1TowerEnergyLR[i] = fZN2TowerEnergyLR[i] = 0.;
182 fZP1TowerEnergyLR[i] = fZP2TowerEnergyLR[i] = 0.;
190 for(Int_t i=0; i<2; i++){
191 fZNACentrCoord[i] = fZNCCentrCoord[i] = 0.;
194 for(Int_t i=0; i<32; i++){
196 for(Int_t y=0; y<4; y++){
197 fZDCTDCData[i][y] = 0;
198 fZDCTDCCorrected[i][y] = 0.;
203 //______________________________________________________________________________
204 void AliESDZDC::Print(const Option_t *) const
206 // Print ESD for the ZDC
207 printf("\n \t E_{ZNC} = %f TeV, E_{ZPC} = %f TeV, E_{ZNA} = %f TeV, E_{ZPA} = %f TeV,"
208 " E_{ZEM} = %f GeV, Npart = %d, b = %1.2f fm\n",
209 fZDCN1Energy/1000.,fZDCP1Energy/1000.,fZDCN2Energy/1000.,fZDCP2Energy/1000.,
210 fZDCEMEnergy+fZDCEMEnergy1, fZDCParticipants,fImpactParameter);
212 printf(" ### VMEScaler (!=0): \n");
213 for(Int_t i=0; i<32; i++) if(fVMEScaler[i]!=0) printf("\t %d \n",fVMEScaler[i]);
216 printf(" ### TDCData (!=0): \n");
217 for(Int_t i=0; i<32; i++){
218 for(Int_t j=0; j<4; j++)
219 if(fZDCTDCCorrected[i][j]!=0) printf("\t %1.0f \n",fZDCTDCCorrected[i][j]);
224 //______________________________________________________________________________
225 Bool_t AliESDZDC::GetZNCentroidInPbPb(Float_t beamEne, Double_t centrZNC[2], Double_t centrZNA[2])
227 // Provide coordinates of centroid over ZN (side C) front face
229 printf(" ZDC centroid in PbPb can't be calculated with E_beam = 0 !!!\n");
230 for(Int_t jj=0; jj<2; jj++) fZNCCentrCoord[jj] = 999.;
234 const Float_t x[4] = {-1.75, 1.75, -1.75, 1.75};
235 const Float_t y[4] = {-1.75, -1.75, 1.75, 1.75};
236 const Float_t alpha=0.395;
237 Float_t numXZNC=0., numYZNC=0., denZNC=0., cZNC, wZNC;
238 Float_t numXZNA=0., numYZNA=0., denZNA=0., cZNA, wZNA;
240 for(Int_t i=0; i<4; i++){
241 if(fZN1TowerEnergy[i+1]>0.) {
242 wZNC = TMath::Power(fZN1TowerEnergy[i+1], alpha);
243 numXZNC += x[i]*wZNC;
244 numYZNC += y[i]*wZNC;
247 if(fZN2TowerEnergy[i+1]>0.) {
248 wZNA = TMath::Power(fZN2TowerEnergy[i+1], alpha);
249 numXZNA += x[i]*wZNA;
250 numYZNA += y[i]*wZNA;
256 Float_t nSpecnC = fZDCN1Energy/beamEne;
257 cZNC = 1.89358-0.71262/(nSpecnC+0.71789);
258 fZNCCentrCoord[0] = cZNC*numXZNC/denZNC;
259 fZNCCentrCoord[1] = cZNC*numYZNC/denZNC;
262 fZNCCentrCoord[0] = fZNCCentrCoord[1] = 999.;
265 Float_t nSpecnA = fZDCN2Energy/beamEne;
266 cZNA = 1.89358-0.71262/(nSpecnA+0.71789);
267 fZNACentrCoord[0] = cZNA*numXZNA/denZNA;
268 fZNACentrCoord[1] = cZNA*numYZNA/denZNA;
271 fZNACentrCoord[0] = fZNACentrCoord[1] = 999.;
274 for(Int_t il=0; il<2; il++){
275 centrZNC[il] = fZNCCentrCoord[il];
276 centrZNA[il] = fZNACentrCoord[il];
282 //______________________________________________________________________________
283 Bool_t AliESDZDC::GetZNCentroidInpp(Double_t centrZNC[2], Double_t centrZNA[2])
285 // Provide coordinates of centroid over ZN (side C) front face
286 const Float_t x[4] = {-1.75, 1.75, -1.75, 1.75};
287 const Float_t y[4] = {-1.75, -1.75, 1.75, 1.75};
288 const Float_t alpha=0.5;
289 Float_t numXZNC=0., numYZNC=0., denZNC=0., wZNC;
290 Float_t numXZNA=0., numYZNA=0., denZNA=0., wZNA;
292 for(Int_t i=0; i<4; i++){
293 if(fZN1TowerEnergy[i+1]>0.) {
294 wZNC = TMath::Power(fZN1TowerEnergy[i+1], alpha);
295 numXZNC += x[i]*wZNC;
296 numYZNC += y[i]*wZNC;
299 if(fZN2TowerEnergy[i+1]>0.) {
300 wZNA = TMath::Power(fZN2TowerEnergy[i+1], alpha);
301 numXZNA += x[i]*wZNA;
302 numYZNA += y[i]*wZNA;
308 fZNCCentrCoord[0] = numXZNC/denZNC;
309 fZNCCentrCoord[1] = numYZNC/denZNC;
312 fZNCCentrCoord[0] = fZNCCentrCoord[1] = 999.;
315 fZNACentrCoord[0] = numXZNA/denZNA;
316 fZNACentrCoord[1] = numYZNA/denZNA;
319 fZNACentrCoord[0] = fZNACentrCoord[1] = 999.;
322 for(Int_t il=0; il<2; il++){
323 centrZNC[il] = fZNCCentrCoord[il];
324 centrZNA[il] = fZNACentrCoord[il];