* about the suitability of this software for any purpose. It is *
* provided "as is" without express or implied warranty. *
**************************************************************************/
-
//-----------------------------------------------------------------
// Implementation of the ESD track class
// ESD = Event Summary Data
//-----------------------------------------------------------------
#include "TMath.h"
+#include "TString.h"
#include "AliESDtrack.h"
#include "AliKalmanTrack.h"
fCchi2(1e10),
fIalpha(0),
fIx(0),
+fTalpha(0),
+fTx(0),
fOalpha(0),
fOx(0),
fITSchi2(0),
fTPCsignal(0),
fTRDchi2(0),
fTRDncls(0),
+fTRDncls0(0),
fTRDsignal(0),
fTOFchi2(0),
fTOFindex(0),
fTOFsignal(-1),
fPHOSsignal(-1),
+fEMCALsignal(-1),
fRICHsignal(-1)
{
//
fTPCr[i]=1.;
fTRDr[i]=1.;
fTOFr[i]=1.;
- fPHOSr[i]=1.;
fRICHr[i]=1.;
}
+
+ for (Int_t i=0; i<kSPECIESN; i++) {
+ fPHOSr[i] = 1.;
+ fEMCALr[i] = 1.;
+ }
+
+
fPHOSpos[0]=fPHOSpos[1]=fPHOSpos[2]=0.;
+ fEMCALpos[0]=fEMCALpos[1]=fEMCALpos[2]=0.;
Int_t i;
- for (i=0; i<5; i++) { fRp[i]=0.; fCp[i]=0.; fIp[i]=0.; fOp[i]=0.;}
- for (i=0; i<15; i++) { fRc[i]=0.; fCc[i]=0.; fIc[i]=0.; fOc[i]=0.; }
+ for (i=0; i<5; i++) { fRp[i]=0.; fCp[i]=0.; fIp[i]=0.; fOp[i]=0.; fTp[i]=0.;}
+ for (i=0; i<15; i++) { fRc[i]=0.; fCc[i]=0.; fIc[i]=0.; fOc[i]=0.; fTc[i]=0.; }
for (i=0; i<6; i++) { fITSindex[i]=0; }
for (i=0; i<180; i++){ fTPCindex[i]=0; }
- for (i=0; i<90; i++) { fTRDindex[i]=0; }
+ for (i=0; i<130; i++) { fTRDindex[i]=0; }
fTPCLabel = 0;
fTRDLabel = 0;
fITSLabel = 0;
+ fITStrack = 0;
+ fTRDtrack = 0;
+}
+
+//_______________________________________________________________________
+AliESDtrack::AliESDtrack(const AliESDtrack& track):TObject(track){
+ //
+ //copy constructor
+ //
+ fFlags = track.fFlags;
+ fLabel =track.fLabel;
+ fTrackLength =track.fTrackLength;
+ for (Int_t i=0;i<kSPECIES;i++) fTrackTime[i] =track.fTrackTime[i];
+ for (Int_t i=0;i<kSPECIES;i++) fR[i] =track.fR[i];
+ fStopVertex =track.fStopVertex;
+ //
+ fRalpha =track.fRalpha;
+ fRx =track.fRx;
+ for (Int_t i=0;i<5;i++) fRp[i] =track.fRp[i];
+ for (Int_t i=0;i<15;i++) fRc[i] =track.fRc[i];
+ //
+ fCalpha =track.fCalpha;
+ fCx =track.fCx;
+ for (Int_t i=0;i<5;i++) fCp[i] =track.fCp[i];
+ for (Int_t i=0;i<15;i++) fCc[i] =track.fCc[i];
+ fCchi2 =track.fCchi2;
+ //
+ fIalpha =track.fIalpha;
+ fIx =track.fIx;
+ for (Int_t i=0;i<5;i++) fIp[i] =track.fIp[i];
+ for (Int_t i=0;i<15;i++) fIc[i] =track.fIc[i];
+ //
+ fTalpha =track.fTalpha;
+ fTx =track.fTx;
+ for (Int_t i=0;i<5;i++) fTp[i] =track.fTp[i];
+ for (Int_t i=0;i<15;i++) fTc[i] =track.fTc[i];
+ //
+ fOalpha =track.fOalpha;
+ fOx =track.fOx;
+ for (Int_t i=0;i<5;i++) fOp[i] =track.fOp[i];
+ for (Int_t i=0;i<15;i++) fOc[i] =track.fOc[i];
+ //
+ fXalpha =track.fXalpha;
+ fXx =track.fXx;
+ for (Int_t i=0;i<5;i++) fXp[i] =track.fXp[i];
+ for (Int_t i=0;i<15;i++) fXc[i] =track.fXc[i];
+ //
+ fITSchi2 =track.fITSchi2;
+ for (Int_t i=0;i<12;i++) fITSchi2MIP[i] =track.fITSchi2MIP[i];
+ fITSncls =track.fITSncls;
+ for (Int_t i=0;i<6;i++) fITSindex[i]=track.fITSindex[i];
+ fITSsignal =track.fITSsignal;
+ for (Int_t i=0;i<kSPECIES;i++) fITSr[i]=track.fITSr[i];
+ fITSLabel =track.fITSLabel;
+ fITSFakeRatio =track.fITSFakeRatio;
+ fITStrack =0; //coping separatelly - in user code
+ //
+ fTPCchi2 =track.fTPCchi2;
+ fTPCncls =track.fTPCncls;
+ for (Int_t i=0;i<180;i++) fTPCindex[i]=track.fTPCindex[i];
+ fTPCClusterMap=track.fTPCClusterMap;
+ fTPCsignal=track.fTPCsignal;
+ for (Int_t i=0;i<kSPECIES;i++) fTPCr[i]=track.fTPCr[i];
+ fTPCLabel=track.fTPCLabel;
+ //
+ fTRDchi2=track.fTRDchi2;
+ fTRDncls=track.fTRDncls;
+ fTRDncls0=track.fTRDncls0;
+ for (Int_t i=0;i<130;i++) fTRDindex[i]=track.fTRDindex[i];
+ fTRDsignal=track.fTRDsignal;
+ for (Int_t i=0;i<kSPECIES;i++) fTRDr[i]=track.fTRDr[i];
+ fTRDLabel=track.fTRDLabel;
+ fTRDtrack=0;
+ //
+ fTOFchi2=track.fTOFchi2;
+ fTOFindex=track.fTOFindex;
+ fTOFsignal=track.fTOFsignal;
+ for (Int_t i=0;i<kSPECIES;i++) fTOFr[i]=track.fTOFr[i];
+ //
+ for (Int_t i=0;i<3;i++) fPHOSpos[i]=track.fPHOSpos[i];
+ fPHOSsignal=track.fPHOSsignal;
+ for (Int_t i=0;i<kSPECIESN;i++) fPHOSr[i]=track.fPHOSr[i];
+ //
+ for (Int_t i=0;i<3;i++) fEMCALpos[i]=track.fEMCALpos[i];
+ fEMCALsignal=track.fEMCALsignal;
+ for (Int_t i=0;i<kSPECIESN;i++) fEMCALr[i]=track.fEMCALr[i];
+ //
+ fRICHsignal=track.fRICHsignal;
+ for (Int_t i=0;i<kSPECIES;i++) fRICHr[i]=track.fRICHr[i];
+
+
+}
+//_______________________________________________________________________
+AliESDtrack::~AliESDtrack(){
+ //
+ // This is destructor according Coding Conventrions
+ //
+ //printf("Delete track\n");
+ if (fITStrack) delete fITStrack;
+ if (fTRDtrack) delete fTRDtrack;
}
//_______________________________________________________________________
for (Int_t i=0; i<kSPECIES; i++) {
if (fR[i]>max) {k=i; max=fR[i];}
}
- if (k==0) return 0.00051;
- if (k==1) return 0.10566;
+ if (k==0) { // dE/dx "crossing points" in the TPC
+ Double_t p=GetP();
+ if ((p>0.38)&&(p<0.48))
+ if (fR[0]<fR[3]*10.) return 0.49368;
+ if ((p>0.75)&&(p<0.85))
+ if (fR[0]<fR[4]*10.) return 0.93827;
+ return 0.00051;
+ }
+ if (k==1) return 0.10566;
if (k==2||k==-1) return 0.13957;
if (k==3) return 0.49368;
if (k==4) return 0.93827;
break;
case kTRDout:
- { //requested by the PHOS ("temporary solution")
- Double_t r=460.;
- if (t->PropagateTo(r,30.,0.)) {
+ { //requested by the PHOS/EMCAL ("temporary solution")
+ Int_t i;
+ Double_t x=460.,buf[15];
+ if (t->PropagateTo(x,30.,0.)) {
fOalpha=t->GetAlpha();
- t->GetExternalParameters(fOx,fOp);
- t->GetExternalCovariance(fOc);
+ t->GetExternalParameters(x,buf); fOx=x;
+ for (i=0; i<5; i++) fOp[i]=buf[i];
+ t->GetExternalCovariance(buf);
+ for (i=0; i<15; i++) fOc[i]=buf[i];
+ }
+ x=450.;
+ if (t->PropagateTo(x,30.,0.)) {
+ fXalpha=t->GetAlpha();
+ t->GetExternalParameters(x,buf); fXx=x;
+ for (i=0; i<5; i++) fXp[i]=buf[i];
+ t->GetExternalCovariance(buf);
+ for (i=0; i<15; i++) fXc[i]=buf[i];
}
}
case kTRDin: case kTRDrefit:
fTRDLabel = t->GetLabel();
-
+
fTRDncls=t->GetNumberOfClusters();
fTRDchi2=t->GetChi2();
for (Int_t i=0;i<fTRDncls;i++) fTRDindex[i]=t->GetClusterIndex(i);
fTRDsignal=t->GetPIDsignal();
break;
+ case kTRDbackup:
+ t->GetExternalParameters(fTx,fTp);
+ t->GetExternalCovariance(fTc);
+ fTRDncls0 = t->GetNumberOfClusters();
+ break;
+ case kTOFin:
+ break;
+ case kTOFout:
+ break;
case kTRDStop:
break;
default:
//
// This function sets the constrained track parameters
//
+ Int_t i;
+ Double_t x,buf[15];
fCalpha=t->GetAlpha();
- t->GetExternalParameters(fCx,fCp);
- t->GetExternalCovariance(fCc);
+ t->GetExternalParameters(x,buf); fCx=x;
+ for (i=0; i<5; i++) fCp[i]=buf[i];
+ t->GetExternalCovariance(buf);
+ for (i=0; i<15; i++) fCc[i]=buf[i];
fCchi2=chi2;
}
// This function returns the track momentum
//---------------------------------------------------------------------
if (TMath::Abs(fRp[4])<=0) return 0;
- Double_t lam=TMath::ATan(fRp[3]);
Double_t pt=1./TMath::Abs(fRp[4]);
- return pt/TMath::Cos(lam);
+ return pt*TMath::Sqrt(1.+ fRp[3]*fRp[3]);
}
void AliESDtrack::GetConstrainedPxPyPz(Double_t *p) const {
}
-void AliESDtrack::GetOuterPxPyPz(Double_t *p) const {
+void AliESDtrack::GetTRDExternalParameters(Double_t &x, Double_t p[5], Double_t cov[15]) const
+{
+ //
+ //this function returns TRD parameters
+ //
+ x=fTx;
+ for (Int_t i=0; i<5; i++) p[i]=fTp[i];
+ for (Int_t i=0; i<15; i++) cov[i]=fTc[i];
+}
+
+void AliESDtrack::GetOuterPxPyPz(Double_t *p, TString det) const {
//---------------------------------------------------------------------
// This function returns the global track momentum components
// af the radius of the PHOS
//---------------------------------------------------------------------
- if (fOx==0) {p[0]=p[1]=p[2]=0.; return;}
- Double_t phi=TMath::ASin(fOp[2]) + fOalpha;
- Double_t pt=1./TMath::Abs(fOp[4]);
- p[0]=pt*TMath::Cos(phi); p[1]=pt*TMath::Sin(phi); p[2]=pt*fOp[3];
+ p[0]=p[1]=p[2]=0. ;
+ if (det == "PHOS") {
+ if (fOx==0)
+ return;
+ Double_t phi=TMath::ASin(fOp[2]) + fOalpha;
+ Double_t pt=1./TMath::Abs(fOp[4]);
+ p[0]=pt*TMath::Cos(phi);
+ p[1]=pt*TMath::Sin(phi);
+ p[2]=pt*fOp[3];
+ }
+ else if (det == "EMCAL" ) {
+ if (fXx==0)
+ return;
+ Double_t phi=TMath::ASin(fXp[2]) + fXalpha;
+ Double_t pt=1./TMath::Abs(fXp[4]);
+ p[0]=pt*TMath::Cos(phi);
+ p[1]=pt*TMath::Sin(phi);
+ p[2]=pt*fXp[3];
+ }
+ else
+ Warning("GetOuterPxPyPz", "Only valid for PHOS or EMCAL") ;
}
-void AliESDtrack::GetOuterXYZ(Double_t *xyz) const {
+void AliESDtrack::GetOuterXYZ(Double_t *xyz, TString det) const {
//---------------------------------------------------------------------
// This function returns the global track position
- // af the radius of the PHOS
- //---------------------------------------------------------------------
- if (fOx==0) {xyz[0]=xyz[1]=xyz[2]=0.; return;}
- Double_t phi=TMath::ATan2(fOp[0],fOx) + fOalpha;
- Double_t r=TMath::Sqrt(fOx*fOx + fOp[0]*fOp[0]);
- xyz[0]=r*TMath::Cos(phi); xyz[1]=r*TMath::Sin(phi); xyz[2]=fOp[1];
+ // af the radius of the PHOS/EMCAL
+ //---------------------------------------------------------------------
+ xyz[0]=xyz[1]=xyz[2]=0.;
+ if ( det == "PHOS" ) {
+ if (fOx==0)
+ return;
+ Double_t phi=TMath::ATan2(fOp[0],fOx) + fOalpha;
+ Double_t r=TMath::Sqrt(fOx*fOx + fOp[0]*fOp[0]);
+ xyz[0]=r*TMath::Cos(phi); xyz[1]=r*TMath::Sin(phi); xyz[2]=fOp[1];
+ }
+ else if ( det == "EMCAL" ) {
+ if (fXx==0)
+ return;
+ Double_t phi=TMath::ATan2(fXp[0],fOx) + fXalpha;
+ Double_t r=TMath::Sqrt(fXx*fXx + fXp[0]*fXp[0]);
+ xyz[0]=r*TMath::Cos(phi);
+ xyz[1]=r*TMath::Sin(phi);
+ xyz[2]=fXp[1];
+ }
}
//_______________________________________________________________________
}
void AliESDtrack::SetITSChi2MIP(const Float_t *chi2mip){
- for (Int_t i=0; i<6; i++) fITSchi2MIP[i]=chi2mip[i];
+ for (Int_t i=0; i<12; i++) fITSchi2MIP[i]=chi2mip[i];
}
//_______________________________________________________________________
void AliESDtrack::GetITSpid(Double_t *p) const {
// This function returns indices of the assgined TRD clusters
//---------------------------------------------------------------------
if (idx!=0)
- for (Int_t i=0; i<90; i++) idx[i]=fTRDindex[i]; // MI I prefer some constant
+ for (Int_t i=0; i<130; i++) idx[i]=fTRDindex[i]; // MI I prefer some constant
return fTRDncls;
}
//_______________________________________________________________________
void AliESDtrack::SetPHOSpid(const Double_t *p) {
// Sets the probability of each particle type (in PHOS)
- for (Int_t i=0; i<kSPECIES; i++) fPHOSr[i]=p[i];
+ for (Int_t i=0; i<kSPECIESN; i++) fPHOSr[i]=p[i];
SetStatus(AliESDtrack::kPHOSpid);
}
//_______________________________________________________________________
void AliESDtrack::GetPHOSpid(Double_t *p) const {
// Gets probabilities of each particle type (in PHOS)
- for (Int_t i=0; i<kSPECIES; i++) p[i]=fPHOSr[i];
+ for (Int_t i=0; i<kSPECIESN; i++) p[i]=fPHOSr[i];
}
+//_______________________________________________________________________
+void AliESDtrack::SetEMCALpid(const Double_t *p) {
+ // Sets the probability of each particle type (in EMCAL)
+ for (Int_t i=0; i<kSPECIESN; i++) fEMCALr[i]=p[i];
+ SetStatus(AliESDtrack::kEMCALpid);
+}
+
+//_______________________________________________________________________
+void AliESDtrack::GetEMCALpid(Double_t *p) const {
+ // Gets probabilities of each particle type (in EMCAL)
+ for (Int_t i=0; i<kSPECIESN; i++) p[i]=fEMCALr[i];
+}
//_______________________________________________________________________
void AliESDtrack::SetRICHpid(const Double_t *p) {
for (Int_t i=0; i<kSPECIES; i++) p[i]=fR[i];
}
+//_______________________________________________________________________
+void AliESDtrack::Print(Option_t *) const {
+ // Prints info on the track
+
+ Info("Print","Track info") ;
+ Double_t p[kSPECIESN] ;
+ Int_t index = 0 ;
+ if( IsOn(kITSpid) ){
+ printf("From ITS: ") ;
+ GetITSpid(p) ;
+ for(index = 0 ; index < kSPECIES; index++)
+ printf("%f, ", p[index]) ;
+ printf("\n signal = %f\n", GetITSsignal()) ;
+ }
+ if( IsOn(kTPCpid) ){
+ printf("From TPC: ") ;
+ GetTPCpid(p) ;
+ for(index = 0 ; index < kSPECIES; index++)
+ printf("%f, ", p[index]) ;
+ printf("\n signal = %f\n", GetTPCsignal()) ;
+ }
+ if( IsOn(kTRDpid) ){
+ printf("From TRD: ") ;
+ GetTRDpid(p) ;
+ for(index = 0 ; index < kSPECIES; index++)
+ printf("%f, ", p[index]) ;
+ printf("\n signal = %f\n", GetTRDsignal()) ;
+ }
+ if( IsOn(kTOFpid) ){
+ printf("From TOF: ") ;
+ GetTOFpid(p) ;
+ for(index = 0 ; index < kSPECIES; index++)
+ printf("%f, ", p[index]) ;
+ printf("\n signal = %f\n", GetTOFsignal()) ;
+ }
+ if( IsOn(kRICHpid) ){
+ printf("From TOF: ") ;
+ GetRICHpid(p) ;
+ for(index = 0 ; index < kSPECIES; index++)
+ printf("%f, ", p[index]) ;
+ printf("\n signal = %f\n", GetRICHsignal()) ;
+ }
+ if( IsOn(kPHOSpid) ){
+ printf("From PHOS: ") ;
+ GetPHOSpid(p) ;
+ for(index = 0 ; index < kSPECIESN; index++)
+ printf("%f, ", p[index]) ;
+ printf("\n signal = %f\n", GetPHOSsignal()) ;
+ }
+ if( IsOn(kEMCALpid) ){
+ printf("From EMCAL: ") ;
+ GetEMCALpid(p) ;
+ for(index = 0 ; index < kSPECIESN; index++)
+ printf("%f, ", p[index]) ;
+ printf("\n signal = %f\n", GetEMCALsignal()) ;
+ }
+}
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff