// --- ROOT system ---
// --- Standard library ---
-
-#include <iostream.h>
+#include <stdlib.h>
// --- AliRoot header files ---
#include <TMath.h>
+
// -- ALICE Headers.
#include "AliConst.h"
+
// --- EMCAL headers
#include "AliEMCALGeometry.h"
// Initializes the EMCAL parameters
fgInit = kFALSE; // Assume failer untill proven otherwise.
- if(!( (strcmp( fName, "EMCALArch1a" ) == 0) |
- (strcmp( fName, "EMCALArch1b" ) == 0) |
- (strcmp( fName, "EMCALArch2a" ) == 0) |
- (strcmp( fName, "EMCALArch2b" ) == 0) )){
- cout <<"Instance " << fName << " undefined" << endl;
+
+ TString name(GetName()) ;
+
+ if( name != "EMCALArch1a" &&
+ name != "EMCALArch1b" &&
+ name != "EMCALArch2a" &&
+ name != "EMCALArch2b" ){
+ Fatal("Init", "%s is not a known geometry (choose among EMCALArch1a, EMCALArch1b, EMCALArch2a and EMCALArch2b)", name.Data()) ;
} // end if
//
- if (((strcmp( fName, "EMCALArch1a" )) == 0) |
- ((strcmp( fName, "EMCALArch1b" )) == 0)){
+ if ( name == "EMCALArch1a" ||
+ name == "EMCALArch1b" ) {
fNZ = 96;
fNPhi = 144;
} // end if
- if (((strcmp( fName, "EMCALArch2a" )) == 0) |
- ((strcmp( fName, "EMCALArch2b" )) == 0)){
+ if ( name == "EMCALArch2a" ||
+ name, "EMCALArch2b" ) {
fNZ = 112;
fNPhi = 168;
} // end if
- if (((strcmp( fName, "EMCALArch1a" )) == 0) |
- ((strcmp( fName, "EMCALArch2a" )) == 0)){
+ if ( name == "EMCALArch1a" ||
+ name == "EMCALArch2a" ) {
fNLayers = 21;
} // end if
- if (((strcmp( fName, "EMCALArch1b" )) == 0) |
- ((strcmp( fName, "EMCALArch2b" )) == 0)){
+ if ( name == "EMCALArch1b" ||
+ name == "EMCALArch2b" ) {
fNLayers = 25;
} // end if
fGap2Active = 1.0; // cm, Gap between
fgInit = kTRUE;
}
+
//______________________________________________________________________
AliEMCALGeometry * AliEMCALGeometry::GetInstance(){
- // Returns the pointer of the unique instance
-
- return (AliEMCALGeometry *) fgGeom;
+ // Returns the pointer of the unique instance
+
+ return static_cast<AliEMCALGeometry *>( fgGeom ) ;
}
+
//______________________________________________________________________
AliEMCALGeometry* AliEMCALGeometry::GetInstance(const Text_t* name,
const Text_t* title){
} // end if strcmp(name,"")
}else{
if ( strcmp(fgGeom->GetName(), name) != 0 ) {
- cout << "AliEMCALGeometry <E> : current geometry is "
- << fgGeom->GetName() << endl
- << " you cannot call " << name
- << endl;
+ TString message("\n") ;
+ message += "current geometry is " ;
+ message += fgGeom->GetName() ;
+ message += "\n you cannot call " ;
+ message += name ;
+ ::Info("GetGeometry", message.Data() ) ;
}else{
- rv = (AliEMCALGeometry *) fgGeom;
+ rv = (AliEMCALGeometry *) fgGeom;
} // end if
} // end if fgGeom
return rv;
}
+
//______________________________________________________________________
Int_t AliEMCALGeometry::TowerIndex(Int_t ieta,Int_t iphi,Int_t ipre) const {
// Returns the tower index number from the based on the Z and Phi
if((ieta<=0 || ieta>GetNEta()) || (iphi<=0 || iphi>GetNPhi()) ||
(ipre<0 || ipre>1) ){
- cout << "inputs out of range ieta=" << ieta << " [1-" << GetNEta();
- cout << "] iphi=" << iphi << " [1-" << GetNPhi() << "] ipre=";
- cout << ipre << "[0,1]. returning -1" << endl;
- return -1;
+ TString message ("\n") ;
+ message += "inputs out of range ieta= " ;
+ message += ieta ;
+ message += " [1-" ;
+ message += GetNEta() ;
+ message += "] iphi= " ;
+ message += iphi ;
+ message += " [1-" ;
+ message += GetNPhi() ;
+ message += "] ipre= " ;
+ message += ipre ;
+ message += "[0,1]. returning -1" ;
+ Warning("TowerIndex", message.Data() ) ;
+ return -1;
} // end if
index = iphi + GetNPhi()*(ieta-1) + ipre*(GetNPhi()*GetNEta());
return index;
}
+
//______________________________________________________________________
void AliEMCALGeometry::TowerIndexes(Int_t index,Int_t &ieta,Int_t &iphi,
Int_t &ipre) const {
itowers = GetNEta()*GetNPhi();
if(index<1 || index>2*itowers){
- cout << "index=" << index <<" is out of range [1-";
- cout << 2*itowers << "], returning -1 for all." << endl;
- ieta = -1; iphi = -1; ipre = -1;
- return ;
+ TString message("\n") ;
+ message += "index= " ;
+ message += index ;
+ message += " is out of range [1-" ;
+ message += 2*itowers ;
+ message += "], returning -1 for all." ;
+ Warning("TowerIndex", message.Data() ) ;
+ ieta = -1; iphi = -1; ipre = -1;
+ return ;
} // end if
ipre = 0;
if(index>itowers){ // pre shower indexs
iphi = index - GetNPhi()*(ieta-1);
return;
}
+
//______________________________________________________________________
void AliEMCALGeometry::EtaPhiFromIndex(Int_t index,Float_t &eta,Float_t &phi) const {
// given the tower index number it returns the based on the eta and phi
phid = GetArm1PhiMin() + dphi*((Float_t)iphi -0.5);//iphi range [1-fNphi].
phi = phid;
}
+
//______________________________________________________________________
Int_t AliEMCALGeometry::TowerIndexFromEtaPhi(Float_t eta,Float_t phi) const {
// returns the tower index number based on the eta and phi of the tower.
ieta = 1 + (Int_t)(((Float_t)GetNEta())*(eta-GetArm1EtaMin())/
(GetArm1EtaMax() - GetArm1EtaMin()));
if(ieta<=0 || ieta>GetNEta()){
- cout << "TowerIndexFromEtaPhi:";
- cout << "ieta = "<< ieta << " eta=" << eta << " is outside of EMCAL. etamin=";
- cout << GetArm1EtaMin() << " to etamax=" << GetArm1EtaMax();
- cout << " returning -1" << endl;
- return -1;
+ TString message("\n") ;
+ message += "ieta = " ;
+ message += ieta ;
+ message += " eta=" ;
+ message += eta ;
+ message += " is outside of EMCAL. etamin=" ;
+ message += GetArm1EtaMin() ;
+ message += " to etamax=" ;
+ message += GetArm1EtaMax();
+ message += " returning -1";
+ Warning("TowerIndexFromEtaPhi", message.Data() ) ;
+ return -1;
} // end if
iphi = 1 + (Int_t)(((Float_t)GetNPhi())*(phi-GetArm1PhiMin())/
((Float_t)(GetArm1PhiMax() - GetArm1PhiMin())));
if(iphi<=0 || iphi>GetNPhi()){
- cout << "TowerIndexFromEtaPhi:";
- cout << "iphi=" << iphi << " phi=" << phi << " is outside of EMCAL.";
- cout << " Phimin=" << GetArm1PhiMin() << " PhiMax=" << GetArm1PhiMax();
- cout << " returning -1" << endl;
- return -1;
+ TString message("\n") ;
+ message += "iphi=" ;
+ message += iphi ;
+ message += "phi= " ;
+ message += phi ;
+ message += " is outside of EMCAL." ;
+ message += " Phimin=" ;
+ message += GetArm1PhiMin() ;
+ message += " PhiMax=" ;
+ message += GetArm1PhiMax() ;
+ message += " returning -1" ;
+ Warning("TowerIndexFromEtaPhi", message.Data() ) ;
+ return -1;
} // end if
return TowerIndex(ieta,iphi,0);
}
+
//______________________________________________________________________
Int_t AliEMCALGeometry::PreTowerIndexFromEtaPhi(Float_t eta,Float_t phi) const {
// returns the pretower index number based on the eta and phi of the tower.
return GetNEta()*GetNPhi()+TowerIndexFromEtaPhi(eta,phi);
}
+
//______________________________________________________________________
Bool_t AliEMCALGeometry::AbsToRelNumbering(Int_t AbsId, Int_t *relid) const {
// Converts the absolute numbering into the following array/
return rv;
}
+
//______________________________________________________________________
void AliEMCALGeometry::PosInAlice(const Int_t *relid,Float_t &theta,
Float_t &phi) const {
index = TowerIndex(ieta,iphi,ipre);
EtaPhiFromIndex(index,eta,phi);
theta = 180.*(2.0*TMath::ATan(TMath::Exp(-eta)))/TMath::Pi();
-
-
kDeg2Rad = TMath::Pi() / static_cast<Double_t>(180) ;
cyl_radius = GetIPDistance()+ GetAirGap() ;
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff