// Origin: Christian Klein-Boesing, CERN, Christian.Klein-Boesing@cern.ch
//-------------------------------------------------------------------------
-
+#include <TMath.h>
#include "AliESDZDC.h"
ClassImp(AliESDZDC)
-float fCParCentr(const int n) {return 1.8936-0.7126/(n + 0.7179);}
-
//______________________________________________________________________________
AliESDZDC::AliESDZDC() :
TObject(),
fZDCP2Energy(0),
fZDCEMEnergy(0),
fZDCEMEnergy1(0),
- fZDCParticipants(0)
+ fZDCParticipants(0),
+ fZDCPartSideA(0),
+ fZDCPartSideC(0),
+ fImpactParameter(0),
+ fImpactParamSideA(0),
+ fImpactParamSideC(0),
+ fESDQuality(0)
{
- for(int i=0; i<5; i++){
+ for(Int_t i=0; i<5; i++){
fZN1TowerEnergy[i] = fZN2TowerEnergy[i] = 0.;
fZP1TowerEnergy[i] = fZP2TowerEnergy[i] = 0.;
fZN1TowerEnergyLR[i] = fZN2TowerEnergyLR[i] = 0.;
fZP1TowerEnergyLR[i] = fZP2TowerEnergyLR[i] = 0.;
}
+ for(Int_t i=0; i<2; i++){
+ fZNACentrCoord[i] = fZNCCentrCoord[i] = 0.;
+ }
+ for(Int_t i=0; i<32; i++){
+ fVMEScaler[i]=0;
+ for(Int_t y=0; y<4; y++){
+ fZDCTDCData[i][y]=0;
+ fZDCTDCCorrected[i][y]=0.;
+ }
+ }
}
+//______________________________________________________________________________
AliESDZDC::AliESDZDC(const AliESDZDC& zdc) :
TObject(zdc),
fZDCN1Energy(zdc.fZDCN1Energy),
fZDCP2Energy(zdc.fZDCP2Energy),
fZDCEMEnergy(zdc.fZDCEMEnergy),
fZDCEMEnergy1(zdc.fZDCEMEnergy1),
- fZDCParticipants(zdc.fZDCParticipants)
+ fZDCParticipants(zdc.fZDCParticipants),
+ fZDCPartSideA(zdc.fZDCPartSideA),
+ fZDCPartSideC(zdc.fZDCPartSideC),
+ fImpactParameter(zdc.fImpactParameter),
+ fImpactParamSideA(zdc.fImpactParamSideA),
+ fImpactParamSideC(zdc.fImpactParamSideC),
+ fESDQuality(zdc.fESDQuality)
{
// copy constructor
- for(int i=0; i<5; i++){
+ for(Int_t i=0; i<5; i++){
fZN1TowerEnergy[i] = zdc.fZN1TowerEnergy[i];
fZN2TowerEnergy[i] = zdc.fZN2TowerEnergy[i];
fZP1TowerEnergy[i] = zdc.fZP1TowerEnergy[i];
fZP1TowerEnergyLR[i] = zdc.fZP1TowerEnergyLR[i];
fZP2TowerEnergyLR[i] = zdc.fZP2TowerEnergyLR[i];
}
+ for(Int_t i=0; i<2; i++){
+ fZNACentrCoord[i] = zdc.fZNACentrCoord[i];
+ fZNCCentrCoord[i] = zdc.fZNCCentrCoord[i];
+ }
+ for(Int_t i=0; i<32; i++){
+ fVMEScaler[i] = zdc.fVMEScaler[i];
+ for(Int_t y=0; y<4; y++){
+ fZDCTDCData[i][y] = zdc.fZDCTDCData[i][y];
+ fZDCTDCCorrected[i][y] = zdc.fZDCTDCCorrected[i][y];
+ }
+ }
}
+//______________________________________________________________________________
AliESDZDC& AliESDZDC::operator=(const AliESDZDC&zdc)
{
// assigment operator
fZDCP1Energy = zdc.fZDCP1Energy;
fZDCN2Energy = zdc.fZDCN2Energy;
fZDCP2Energy = zdc.fZDCP2Energy;
- fZDCParticipants = zdc.fZDCParticipants;
fZDCEMEnergy = zdc.fZDCEMEnergy;
fZDCEMEnergy1 = zdc.fZDCEMEnergy1;
for(Int_t i=0; i<5; i++){
fZP1TowerEnergyLR[i] = zdc.fZP1TowerEnergyLR[i];
fZP2TowerEnergyLR[i] = zdc.fZP2TowerEnergyLR[i];
}
+ //
+ fZDCParticipants = zdc.fZDCParticipants;
+ fZDCPartSideA = zdc.fZDCPartSideA;
+ fZDCPartSideC = zdc.fZDCPartSideC;
+ fImpactParameter = zdc.fImpactParameter;
+ fImpactParamSideA = zdc.fImpactParamSideA;
+ fImpactParamSideC = zdc.fImpactParamSideC;
+ //
+ for(Int_t i=0; i<2; i++){
+ fZNACentrCoord[i] = zdc.fZNACentrCoord[i];
+ fZNCCentrCoord[i] = zdc.fZNCCentrCoord[i];
+ }
+ //
+ fESDQuality = zdc.fESDQuality;
+ for(Int_t i=0; i<32; i++){
+ fVMEScaler[i] = zdc.fVMEScaler[i];
+ for(Int_t y=0; y<4; y++){
+ fZDCTDCData[i][y] = zdc.fZDCTDCData[i][y];
+ fZDCTDCCorrected[i][y] = zdc.fZDCTDCCorrected[i][y];
+ }
+ }
}
return *this;
}
+//______________________________________________________________________________
+void AliESDZDC::Copy(TObject &obj) const {
+
+ // this overwrites the virtual TOBject::Copy()
+ // to allow run time copying without casting
+ // in AliESDEvent
+
+ if(this==&obj)return;
+ AliESDZDC *robj = dynamic_cast<AliESDZDC*>(&obj);
+ if(!robj)return; // not an AliESDZDC
+ *robj = *this;
+
+}
+
//______________________________________________________________________________
void AliESDZDC::Reset()
fZDCP1Energy=0;
fZDCN2Energy=0;
fZDCP2Energy=0;
- fZDCParticipants=0;
fZDCEMEnergy=0;
fZDCEMEnergy1=0;
- for(int i=0; i<5; i++){
+ for(Int_t i=0; i<5; i++){
fZN1TowerEnergy[i] = fZN2TowerEnergy[i] = 0.;
fZP1TowerEnergy[i] = fZP2TowerEnergy[i] = 0.;
fZN1TowerEnergyLR[i] = fZN2TowerEnergyLR[i] = 0.;
fZP1TowerEnergyLR[i] = fZP2TowerEnergyLR[i] = 0.;
}
+ fZDCParticipants=0;
+ fZDCPartSideA=0;
+ fZDCPartSideC=0;
+ fImpactParameter=0;
+ fImpactParamSideA=0;
+ fImpactParamSideC=0;
+ for(Int_t i=0; i<2; i++){
+ fZNACentrCoord[i] = fZNCCentrCoord[i] = 0.;
+ }
+ fESDQuality=0;
+ for(Int_t i=0; i<32; i++){
+ fVMEScaler[i] = 0;
+ for(Int_t y=0; y<4; y++){
+ fZDCTDCData[i][y] = 0;
+ fZDCTDCCorrected[i][y] = 0.;
+ }
+ }
}
//______________________________________________________________________________
void AliESDZDC::Print(const Option_t *) const
{
// Print ESD for the ZDC
- printf("\n \t ZN1Energy = %f TeV, ZP1Energy = %f TeV, ZN2Energy = %f TeV,"
- " ZP2Energy = %f, Nparticipants = %d\n",
- fZDCN1Energy,fZDCP1Energy,fZDCN2Energy,fZDCP2Energy,fZDCParticipants);
+ printf("\n \t E_{ZNC} = %f TeV, E_{ZPC} = %f TeV, E_{ZNA} = %f TeV, E_{ZPA} = %f TeV,"
+ " E_{ZEM} = %f GeV, Npart = %d, b = %1.2f fm\n",
+ fZDCN1Energy/1000.,fZDCP1Energy/1000.,fZDCN2Energy/1000.,fZDCP2Energy/1000.,
+ fZDCEMEnergy+fZDCEMEnergy1, fZDCParticipants,fImpactParameter);
+ //
+ printf(" ### VMEScaler (!=0): \n");
+ for(Int_t i=0; i<32; i++) if(fVMEScaler[i]!=0) printf("\t %d \n",fVMEScaler[i]);
+ printf("\n");
+ //
+ printf(" ### TDCData (!=0): \n");
+ for(Int_t i=0; i<32; i++){
+ for(Int_t j=0; j<4; j++)
+ if(fZDCTDCCorrected[i][j]!=0) printf("\t %1.0f \n",fZDCTDCCorrected[i][j]);
+ }
+ printf("\n");
}
//______________________________________________________________________________
-const Float_t * AliESDZDC::GetZNCCentroid(int NspecnC) const
+Bool_t AliESDZDC::GetZNCentroidInPbPb(Float_t beamEne, Double_t centrZNC[2], Double_t centrZNA[2])
{
// Provide coordinates of centroid over ZN (side C) front face
- Float_t CentrCoord[2];
- Float_t x[4] = {-1.75, 1.75, -1.75, 1.75};
- Float_t y[4] = {-1.75, -1.72, 1.75, 1.75};
- Float_t NumX=0., NumY=0., Den=0.;
- Float_t alpha=0.395, w;
- for(Int_t i=1; i<5; i++){
- w = TMath::Power(fZN1TowerEnergy[i], alpha);
- NumX += x[i]*w;
- NumY += y[i]*w;
- Den += w;
- }
- if(Den!=0){
- CentrCoord[0] = fCParCentr(NspecnC)*NumX/Den;
- CentrCoord[1] = fCParCentr(NspecnC)*NumY/Den;
- }
- return CentrCoord;
+ if(beamEne==0){
+ printf(" ZDC centroid in PbPb can't be calculated with E_beam = 0 !!!\n");
+ for(Int_t jj=0; jj<2; jj++) fZNCCentrCoord[jj] = 999.;
+ return kFALSE;
+ }
+
+ const Float_t x[4] = {-1.75, 1.75, -1.75, 1.75};
+ const Float_t y[4] = {-1.75, -1.75, 1.75, 1.75};
+ const Float_t alpha=0.395;
+ Float_t numXZNC=0., numYZNC=0., denZNC=0., cZNC, wZNC;
+ Float_t numXZNA=0., numYZNA=0., denZNA=0., cZNA, wZNA;
+ //
+ for(Int_t i=0; i<4; i++){
+ if(fZN1TowerEnergy[i+1]>0.) {
+ wZNC = TMath::Power(fZN1TowerEnergy[i+1], alpha);
+ numXZNC += x[i]*wZNC;
+ numYZNC += y[i]*wZNC;
+ denZNC += wZNC;
+ }
+ if(fZN2TowerEnergy[i+1]>0.) {
+ wZNA = TMath::Power(fZN2TowerEnergy[i+1], alpha);
+ numXZNA += x[i]*wZNA;
+ numYZNA += y[i]*wZNA;
+ denZNA += wZNA;
+ }
+ }
+ //
+ if(denZNC!=0){
+ Float_t nSpecnC = fZDCN1Energy/beamEne;
+ cZNC = 1.89358-0.71262/(nSpecnC+0.71789);
+ fZNCCentrCoord[0] = cZNC*numXZNC/denZNC;
+ fZNCCentrCoord[1] = cZNC*numYZNC/denZNC;
+ }
+ else{
+ fZNCCentrCoord[0] = fZNCCentrCoord[1] = 999.;
+ }
+ if(denZNA!=0){
+ Float_t nSpecnA = fZDCN2Energy/beamEne;
+ cZNA = 1.89358-0.71262/(nSpecnA+0.71789);
+ fZNACentrCoord[0] = cZNA*numXZNA/denZNA;
+ fZNACentrCoord[1] = cZNA*numYZNA/denZNA;
+ }
+ else{
+ fZNACentrCoord[0] = fZNACentrCoord[1] = 999.;
+ }
+ //
+ for(Int_t il=0; il<2; il++){
+ centrZNC[il] = fZNCCentrCoord[il];
+ centrZNA[il] = fZNACentrCoord[il];
+ }
+
+ return kTRUE;
}
//______________________________________________________________________________
-const Float_t * AliESDZDC::GetZNACentroid(int NspecnA) const
+Bool_t AliESDZDC::GetZNCentroidInpp(Double_t centrZNC[2], Double_t centrZNA[2])
{
- // Provide coordinates of centroid over ZN (side A) front face
- Float_t CentrCoord[2];
- Float_t x[4] = {-1.75, 1.75, -1.75, 1.75};
- Float_t y[4] = {-1.75, -1.72, 1.75, 1.75};
- Float_t NumX=0., NumY=0., Den=0.;
- Float_t alpha=0.395, w;
- for(Int_t i=1; i<5; i++){
- w = TMath::Power(fZN2TowerEnergy[i], alpha);
- NumX += x[i]*w;
- NumY += y[i]*w;
- Den += w;
+ // Provide coordinates of centroid over ZN (side C) front face
+ const Float_t x[4] = {-1.75, 1.75, -1.75, 1.75};
+ const Float_t y[4] = {-1.75, -1.75, 1.75, 1.75};
+ const Float_t alpha=0.5;
+ Float_t numXZNC=0., numYZNC=0., denZNC=0., wZNC;
+ Float_t numXZNA=0., numYZNA=0., denZNA=0., wZNA;
+ //
+ for(Int_t i=0; i<4; i++){
+ if(fZN1TowerEnergy[i+1]>0.) {
+ wZNC = TMath::Power(fZN1TowerEnergy[i+1], alpha);
+ numXZNC += x[i]*wZNC;
+ numYZNC += y[i]*wZNC;
+ denZNC += wZNC;
+ }
+ if(fZN2TowerEnergy[i+1]>0.) {
+ wZNA = TMath::Power(fZN2TowerEnergy[i+1], alpha);
+ numXZNA += x[i]*wZNA;
+ numYZNA += y[i]*wZNA;
+ denZNA += wZNA;
+ }
+ }
+ //
+ if(denZNC!=0){
+ fZNCCentrCoord[0] = numXZNC/denZNC;
+ fZNCCentrCoord[1] = numYZNC/denZNC;
+ }
+ else{
+ fZNCCentrCoord[0] = fZNCCentrCoord[1] = 999.;
+ }
+ if(denZNA!=0){
+ fZNACentrCoord[0] = numXZNA/denZNA;
+ fZNACentrCoord[1] = numYZNA/denZNA;
+ }
+ else{
+ fZNACentrCoord[0] = fZNACentrCoord[1] = 999.;
}
//
- if(Den!=0){
- CentrCoord[0] = fCParCentr(NspecnA)*NumX/Den;
- CentrCoord[1] = fCParCentr(NspecnA)*NumY/Den;
+ for(Int_t il=0; il<2; il++){
+ centrZNC[il] = fZNCCentrCoord[il];
+ centrZNA[il] = fZNACentrCoord[il];
}
- return CentrCoord;
+
+ return kTRUE;
}