// Origin: Iouri Belikov, CERN, Jouri.Belikov@cern.ch
//-------------------------------------------------------------------------
-#include <TObject.h>
+#include "AliExternalTrackParam.h"
+#include "AliLog.h"
#include "AliPID.h"
class AliCluster;
-class AliKalmanTrack : public TObject {
+class AliKalmanTrack : public AliExternalTrackParam {
public:
AliKalmanTrack();
AliKalmanTrack(const AliKalmanTrack &t);
-
virtual ~AliKalmanTrack(){};
+ AliKalmanTrack& operator=(const AliKalmanTrack &o);
void SetLabel(Int_t lab) {fLab=lab;}
- void SetFakeRatio(Float_t ratio) {fFakeRatio=ratio;}
+
+ virtual Double_t GetPredictedChi2(const AliCluster *c) const = 0;
+ virtual Bool_t PropagateTo(Double_t xr, Double_t x0, Double_t rho) = 0;
+ virtual Bool_t Update(const AliCluster* c, Double_t chi2, Int_t index) = 0;
Bool_t IsSortable() const {return kTRUE;}
Int_t GetLabel() const {return fLab;}
- Float_t GetFakeRatio() const {return fFakeRatio;}
Double_t GetChi2() const {return fChi2;}
Double_t GetMass() const {return fMass;}
Int_t GetNumberOfClusters() const {return fN;}
virtual Int_t GetClusterIndex(Int_t) const { //reserved for AliTracker
- Warning("GetClusterIndex(Int_t)","Method must be overloaded !\n");
+ AliWarning("Method must be overloaded !\n");
return 0;
}
- virtual Double_t GetPIDsignal() const {
- Warning("GetPIDsignal()","Method must be overloaded !\n");
- return 0.;
- }
-
- virtual Double_t GetDCA(const AliKalmanTrack *p,Double_t &xthis,Double_t &xp) const;
- virtual
- Double_t PropagateToDCA(AliKalmanTrack *p, Double_t d=0., Double_t x0=0.);
- virtual Double_t GetAlpha() const {
- Warning("GetAlpha()","Method must be overloaded !\n");
- return 0.;
- }
- virtual Double_t GetSigmaY2() const {
- Warning("GetSigmaY2()","Method must be overloaded !\n");
- return 0.;
+ virtual Int_t GetNumberOfTracklets() const {
+ AliWarning("Method must be overloaded !");
+ return 0;
}
- virtual Double_t GetSigmaZ2() const {
- Warning("GetSigmaZ2()","Method must be overloaded !\n");
+ virtual Int_t GetTrackletIndex(Int_t) const { //reserved for AliTracker
+ AliWarning("Method must be overloaded !");
+ return -1;
+ }
+ virtual Double_t GetPIDsignal() const {
+ AliWarning("Method must be overloaded !\n");
return 0.;
}
virtual Int_t Compare(const TObject *) const {return 0;}
- virtual void GetExternalParameters(Double_t &/*xr*/, Double_t /*x*/[5]) const {}
- virtual void GetExternalCovariance(Double_t /*cov*/[15]) const {}
-
- virtual Double_t GetPredictedChi2(const AliCluster *) const {return 0.;}
- virtual Int_t
- PropagateTo(Double_t /*xr*/, Double_t /*x0*/, Double_t /*rho*/) {return 0;}
- virtual Int_t PropagateToVertex(Double_t /*d*/=0., Double_t /*x0*/=0.)
- {return 0;}
- virtual Int_t
- Update(const AliCluster*, Double_t /*chi2*/, UInt_t) {return 0;}
-
- static void SetConvConst(Double_t cc) {fgConvConst=cc;}
- static Double_t GetConvConst() {return fgConvConst;}
-
- static void SetMagneticField(Double_t f) {// f - Magnetic field in T
- fgConvConst=100/0.299792458/f;
+ void GetExternalParameters(Double_t &xr,Double_t p[5]) const {
+ xr=GetX();
+ for (Int_t i=0; i<5; i++) p[i]=GetParameter()[i];
+ }
+ void GetExternalCovariance(Double_t cov[15]) const {
+ for (Int_t i=0; i<15; i++) cov[i]=GetCovariance()[i];
}
- Double_t GetMagneticField() const {return 100/0.299792458/fgConvConst;}
// Time integration (S.Radomski@gsi.de)
- void StartTimeIntegral();
+ void StartTimeIntegral();
void SetIntegratedLength(Double_t l) {fIntegratedLength=l;}
void SetIntegratedTimes(const Double_t *times);
Bool_t IsStartedTimeIntegral() const {return fStartTimeIntegral;}
- void AddTimeStep(Double_t length);
+ void AddTimeStep(Double_t length);
void GetIntegratedTimes(Double_t *times) const;
Double_t GetIntegratedTime(Int_t pdg) const;
Double_t GetIntegratedLength() const {return fIntegratedLength;}
- void PrintTime() const;
+
+ void SetNumberOfClusters(Int_t n) {fN=n;}
+
+ void SetFakeRatio(Float_t ratio) {fFakeRatio=ratio;}
+ Float_t GetFakeRatio() const {return fFakeRatio;}
+ void SetMass(Double_t mass) {fMass=mass;}
protected:
void SetChi2(Double_t chi2) {fChi2=chi2;}
- void SetMass(Double_t mass) {fMass=mass;}
- void SetNumberOfClusters(Int_t n) {fN=n;}
+ Double32_t fFakeRatio; // fake ratio
+ Double32_t fChi2; // total chi2 value for this track
+ Double32_t fMass; // mass hypothesis
Int_t fLab; // track label
- Float_t fFakeRatio; // fake ratio
- Double_t fChi2; // total chi2 value for this track
- Double_t fMass; // mass hypothesis
Int_t fN; // number of associated clusters
- private:
- static Double_t fgConvConst; //conversion constant cm -> GeV/c
- // variables for time integration (S.Radomski@gsi.de)
+private:
Bool_t fStartTimeIntegral; // indicator wether integrate time
- Double_t fIntegratedTime[AliPID::kSPECIES]; // integrated time
- Double_t fIntegratedLength; // integrated length
+ // variables for time integration (S.Radomski@gsi.de)
+ Double32_t fIntegratedTime[AliPID::kSPECIES]; // integrated time
+ Double32_t fIntegratedLength; // integrated length
- ClassDef(AliKalmanTrack,3) // Reconstructed track
+ ClassDef(AliKalmanTrack,7) // Reconstructed track
};
#endif