X-Git-Url: http://git.uio.no/git/?a=blobdiff_plain;f=STEER%2FAliTracker.h;h=c5326434f6ccab9834afbb307788cdf6bc78ec74;hb=dc3481ef0488d2407853e2e1c21f2b8a1a343bf8;hp=2ed13b04f1ed816f9069bb509fc721ce3dbe9d70;hpb=fb17acd412e4de1f64fd41bde1684280cacc9016;p=u%2Fmrichter%2FAliRoot.git

diff --git a/STEER/AliTracker.h b/STEER/AliTracker.h
index 2ed13b04f1e..c5326434f6c 100644
--- a/STEER/AliTracker.h
+++ b/STEER/AliTracker.h
@@ -7,43 +7,98 @@
 
 //-------------------------------------------------------------------------
 //                          class AliTracker
-//
+//   that is the base for AliTPCtracker, AliITStrackerV2 and AliTRDtracker
 //       Origin: Iouri Belikov, CERN, Jouri.Belikov@cern.ch 
 //-------------------------------------------------------------------------
-#include <Rtypes.h>
 
-class AliKalmanTrack;
-class AliCluster;
-class TFile;
+#include <TGeoGlobalMagField.h>
+#include <TObject.h>
+
+#include "AliMagF.h"
+#include "AliRecoParam.h"
+#include "AliPlaneEff.h"
 
-class AliTracker {
+class TTree;
+class AliCluster;
+class AliESDEvent;
+class AliESDtrack;
+class AliExternalTrackParam;
+class AliTrackPoint;
+class AliKalmanTrack;
+class AliTracker : public TObject {
 public:
-  AliTracker() { fX=fY=fZ=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;
-  void SetVertex(Double_t *xyz) { fX=xyz[0]; fY=xyz[1]; fZ=xyz[2]; }
-  void SetEventNumber(Int_t ev) { fEventN=ev; }
+  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]; } 
+  }
 
 //protected:
+  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 GetY() const {return fY;}
   Double_t GetZ() const {return fZ;}
-  Int_t GetEventNumber() const {return fEventN;}
+  Double_t GetSigmaX() const {return fSigmaX;}
+  Double_t GetSigmaY() const {return fSigmaY;}
+  Double_t GetSigmaZ() const {return fSigmaZ;}
 
+  static 
+  Double_t MeanMaterialBudget(const Double_t *start, const 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 Double_t GetBz(const Double_t *r);
+  static Double_t GetBz();
+  static Bool_t   UniformField();
+  //
+  static void FillResiduals(const AliExternalTrackParam *t,
+			   Double_t *p, Double_t *cov, 
+                           UShort_t id, Bool_t updated=kTRUE);
+  static void FillResiduals(const AliExternalTrackParam *t,
+                            const AliCluster *c, Bool_t updated=kTRUE);
+  static void SetFillResiduals(AliRecoParam::EventSpecie_t es, Bool_t flag=kTRUE) { fFillResiduals=flag; fEventSpecie = es ;}
+  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 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
-
-  ClassDef(AliTracker,1) //abstract tracker
+ 
+  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
+  
+  static AliRecoParam::EventSpecie_t fEventSpecie ; //! event specie, see AliRecoParam
+  
+  ClassDef(AliTracker,4) //abstract tracker
 };
 
-#endif
-
+//__________________________________________________________________________
+inline Bool_t AliTracker::UniformField()
+{
+  AliMagF* fld = (AliMagF*)TGeoGlobalMagField::Instance()->GetField();
+  return fld ? fld->IsUniform():kTRUE;
+}
 
+#endif