// Origin: Iouri Belikov, CERN, Jouri.Belikov@cern.ch
//-------------------------------------------------------------------------
#include <TObject.h>
+#include <AliPlaneEff.h>
-class AliKalmanTrack;
+class TTree;
+class AliMagF;
class AliCluster;
-class TFile;
+class AliKalmanTrack;
+class AliESDEvent;
+class AliESDtrack;
+class AliExternalTrackParam;
+class AliTrackPoint;
class AliTracker : public TObject {
public:
- AliTracker() { fX=fY=fZ=0.; fSigmaX=fSigmaY=fSigmaZ=0.; fEventN=0; }
+ AliTracker();
virtual ~AliTracker(){}
- virtual Int_t Clusters2Tracks(const TFile *in, TFile *out)=0;
- virtual Int_t PropagateBack(const TFile *in, TFile *out)=0;
+ virtual Int_t Clusters2Tracks(AliESDEvent *event)=0;
+ virtual Int_t PropagateBack(AliESDEvent *event)=0;
+ virtual Int_t RefitInward(AliESDEvent *event)=0;
+ virtual Int_t PostProcess(AliESDEvent */*event*/) {return 0;}
void SetVertex(const Double_t *xyz, const Double_t *ers=0) {
fX=xyz[0]; fY=xyz[1]; fZ=xyz[2];
if (ers) { fSigmaX=ers[0]; fSigmaY=ers[1]; fSigmaZ=ers[2]; }
}
- void SetEventNumber(Int_t ev) { fEventN=ev; }
//protected:
- virtual Int_t LoadClusters()=0;
+ virtual Int_t LoadClusters(TTree *)=0;
virtual void UnloadClusters()=0;
+ virtual void FillClusterArray(TObjArray* array) const;
virtual AliCluster *GetCluster(Int_t index) const=0;
+ virtual AliPlaneEff *GetPlaneEff() {return NULL;}
+ virtual Bool_t GetTrackPoint(Int_t /* index */ , AliTrackPoint& /* p */) const { return kFALSE;}
+ virtual Bool_t GetTrackPointTrackingError(Int_t /* index */,
+ AliTrackPoint& /* p */, const AliESDtrack* /* t */) { return kFALSE;}
virtual void UseClusters(const AliKalmanTrack *t, Int_t from=0) const;
virtual void CookLabel(AliKalmanTrack *t,Float_t wrong) const;
Double_t GetX() const {return fX;}
Double_t GetSigmaX() const {return fSigmaX;}
Double_t GetSigmaY() const {return fSigmaY;}
Double_t GetSigmaZ() const {return fSigmaZ;}
- Int_t GetEventNumber() const {return fEventN;}
- static Int_t SetFieldFactor(const char* fileName, Bool_t closeFile = kTRUE);
- static Int_t SetFieldFactor(TFile* file, Bool_t deletegAlice = kTRUE);
- static Int_t SetFieldFactor();
-
+ static
+ Double_t MeanMaterialBudget(Double_t *start,Double_t *end,Double_t *mparam);
+ static
+ Bool_t PropagateTrackTo(AliExternalTrackParam *track, Double_t x, Double_t m,
+ Double_t maxStep, Bool_t rotateTo=kTRUE, Double_t maxSnp=0.8);
+
+ static void SetFieldMap(const AliMagF* map, Bool_t uni);
+ static const AliMagF *GetFieldMap() {return fgkFieldMap;}
+ static Double_t GetBz(Float_t *r);
+ static Double_t GetBz(Double_t *r) {
+ Float_t rr[]={r[0],r[1],r[2]};
+ return GetBz(rr);
+ }
+ static Double_t GetBz() {return fgBz;}
+ static Bool_t UniformField() {return fgUniformField;}
+
+ static void FillResiduals(const AliExternalTrackParam *t,
+ Double_t *p, Double_t *cov,
+ UShort_t id, Bool_t updated=kTRUE);
+ static void SetFillResiduals(Bool_t flag=kTRUE) { fFillResiduals=flag; }
+ static void SetResidualsArray(TObjArray *arr) { fResiduals=arr; }
+
+protected:
+ AliTracker(const AliTracker &atr);
private:
- Int_t fEventN;//event number
+ AliTracker & operator=(const AliTracker & atr);
+
+ static Bool_t fgUniformField; // uniform field flag
+ static const AliMagF *fgkFieldMap; //! field map
+ static Double_t fgBz; // Nominal Bz (kG)
+
+ static Bool_t fFillResiduals; // Fill residuals flag
+ static TObjArray *fResiduals; //! Array of histograms with residuals
Double_t fX; //X-coordinate of the primary vertex
Double_t fY; //Y-coordinate of the primary vertex
Double_t fZ; //Z-coordinate of the primary vertex
-
+
Double_t fSigmaX; // error of the primary vertex position in X
Double_t fSigmaY; // error of the primary vertex position in Y
Double_t fSigmaZ; // error of the primary vertex position in Z
- ClassDef(AliTracker,1) //abstract tracker
+ ClassDef(AliTracker,4) //abstract tracker
};
#endif