+// @(#) $Id$
+
#ifndef ALIL3TRACK_H
#define ALIL3TRACK_H
-#include <string.h>
-
-#include "AliL3RootTypes.h"
+class AliL3Vertex;
+class AliL3SpacePointData;
class AliL3Track {
-
- private:
- Int_t fNHits;
-
- Int_t fMCid; //Assigned id from MC data.
- Double_t fKappa; // Curvature
- Double_t fRadius; // Radius of the helix (projected to a circle)
- Double_t fCenterX; // x coordinate of the center of the helix (projected to a circle)
- Double_t fCenterY; // y coordinate of the center of the helix (projected to a circle)
- Bool_t fFromMainVertex; // true if tracks origin is the main vertex, otherwise false
-
- Int_t fRowRange[2]; //Subsector where this track was build
- Int_t fSector; //Sector # where this track was build
-
- //data from momentum fit
- Int_t fQ; //charge measured fit
-
- //track parameters:
- Double_t fPhi0; //azimuthal angle of the first point
- Double_t fPsi; //azimuthal angle of the momentum
- Double_t fR0; //radius of the first point
- Double_t fTanl; //tan of dipangle at (r,phi,z)
- Double_t fZ0; //z coordinate of the first point
- Double_t fPt; //transverse momentum
- Double_t fLength;
-
- Double_t fPterr;
- Double_t fPsierr;
- Double_t fZ0err;
- Double_t fTanlerr;
-
- Double_t fFirstPoint[3];
- Double_t fLastPoint[3];
- Double_t fPoint[3];
- Double_t fPointPsi; //azimuthal angle of the momentum at Point
- Bool_t fIsPoint; //Helix crosses the X-plane
- Bool_t IsPoint(Bool_t ispoint) {fIsPoint = ispoint;return fIsPoint;}
-
- Bool_t fIsLocal; //Track given in local coordinates.
-
- UInt_t fHitNumbers[176]; //Array of hit numbers for this track
-
- protected:
-
- static Float_t BFACT;
- static Float_t bField;
- static Double_t pi;
-
public:
AliL3Track();
virtual Int_t Compare(const AliL3Track *track) const;
virtual void CalculateHelix();
- Bool_t CalculateReferencePoint(Double_t angle);//Calculate Reference Point
+ Bool_t CalculateReferencePoint(Double_t angle,Double_t radius=132);//Calculate Reference Point
Bool_t CalculateEdgePoint(Double_t angle);//Calculate crossing point with line
- Bool_t CalculatePoint(Double_t xplane);//Calculate crossing point with X-plane
+ Bool_t CalculatePoint(Double_t xplane); //Calculate crossing point with X-plane
Bool_t IsPoint() {return fIsPoint;}
- Double_t GetCrossingAngle(Int_t padrow);
+ Double_t GetCrossingAngle(Int_t padrow,Int_t slice=-1);
Bool_t GetCrossingPoint(Int_t padrow,Float_t *xyz);
- Double_t GetDistance(Double_t x0,Double_t x1){return 0;}
-
+ Double_t GetDistance(Double_t /*x0*/,Double_t /*x1*/){return 0;}
+ void UpdateToFirstPoint();
+ void GetClosestPoint(AliL3Vertex *vertex,Double_t &closest_x,Double_t &closest_y,Double_t &closest_z);
void Rotate(Int_t slice,Bool_t tolocal=kFALSE);
- Bool_t IsLocal() {return fIsLocal;}
+ Bool_t IsLocal() const {return fIsLocal;}
+ void Print() const;
// getter
- Double_t GetFirstPointX() {return fFirstPoint[0];}
- Double_t GetFirstPointY() {return fFirstPoint[1];}
- Double_t GetFirstPointZ() {return fFirstPoint[2];}
- Double_t GetLastPointX() {return fLastPoint[0];}
- Double_t GetLastPointY() {return fLastPoint[1];}
- Double_t GetLastPointZ() {return fLastPoint[2];}
-
- Double_t GetPointPsi() {return fPointPsi;}
- Double_t GetPointX() {return fPoint[0];}
- Double_t GetPointY() {return fPoint[1];}
- Double_t GetPointZ() {return fPoint[2];}
+ Double_t GetFirstPointX() const {return fFirstPoint[0];}
+ Double_t GetFirstPointY() const {return fFirstPoint[1];}
+ Double_t GetFirstPointZ() const {return fFirstPoint[2];}
+ Double_t GetLastPointX() const {return fLastPoint[0];}
+ Double_t GetLastPointY() const {return fLastPoint[1];}
+ Double_t GetLastPointZ() const {return fLastPoint[2];}
+
+ Double_t GetPointPsi() const {return fPointPsi;}
+ Double_t GetPointX() const {return fPoint[0];}
+ Double_t GetPointY() const {return fPoint[1];}
+ Double_t GetPointZ() const {return fPoint[2];}
Double_t GetPt() const {return fPt;}
Double_t GetTgl() const {return fTanl;}
- Double_t GetPhi0() const {return fPhi0;}
Double_t GetPsi() const {return fPsi;}
+ Double_t GetPhi0() const {return fPhi0;}
Double_t GetR0() const {return fR0;}
Double_t GetZ0() const {return fFirstPoint[2];}
- //Double_t GetZ0() const {return fZ0;}
+ Float_t GetPID() const {return fPID;}
+
+ Double_t GetPterr() const {return fPterr;}
+ Double_t GetPsierr() const {return fPsierr;}
+ Double_t GetTglerr() const {return fTanlerr;}
- Double_t GetKappa() const { return fKappa;}
- Double_t GetRadius() const { return fRadius;}
- Double_t GetCenterX() const { return fCenterX;}
- Double_t GetCenterY() const { return fCenterY;}
+ Double_t GetKappa() const {return fKappa;}
+ Double_t GetRadius() const {return fRadius;}
+ Double_t GetCenterX() const {return fCenterX;}
+ Double_t GetCenterY() const {return fCenterY;}
Int_t GetNHits() const {return fNHits;}
Int_t GetNumberOfPoints() const {return fNHits;}
- Bool_t ComesFromMainVertex() const { return fFromMainVertex;}
+ Bool_t ComesFromMainVertex() const {return fFromMainVertex;}
- Double_t GetPx() const { return fPt*cos(fPsi);}
- Double_t GetPy() const { return fPt*sin(fPsi);}
- Double_t GetPz() const { return fPt*fTanl;}
+ Double_t GetPx() const {return fPt*cos(fPsi);}
+ Double_t GetPy() const {return fPt*sin(fPsi);}
+ Double_t GetPz() const {return fPt*fTanl;}
- Double_t GetP() const;
- Double_t GetPseudoRapidity() const;
- //Double_t GetEta() const;
- Double_t GetRapidity() const;
+ Double_t GetP() const;
+ Double_t GetPseudoRapidity() const;
+ Double_t GetRapidity() const;
- Int_t GetCharge() const { return fQ;}
+ Int_t GetCharge() const {return fQ;}
Int_t GetMCid() const {return fMCid;}
- Double_t GetLength() const {return fLength;}
+ Double_t GetLength() const {return fLength;}
- Int_t GetFirstRow() const {return fRowRange[0];}
+ Int_t GetFirstRow() const {return fRowRange[0];}
Int_t GetLastRow() const {return fRowRange[1];}
+ Int_t GetSector() const {return fSector;}
UInt_t *GetHitNumbers() {return fHitNumbers;}
// setter
-
+ void SetPID(Float_t pid) {fPID=pid;}
void SetMCid(Int_t f) {fMCid = f;}
void SetFirstPoint(Double_t f,Double_t g,Double_t h) {fFirstPoint[0]=f; fFirstPoint[1]=g; fFirstPoint[2]=h;}
void SetLastPoint(Double_t f,Double_t g,Double_t h) {fLastPoint[0]=f; fLastPoint[1]=g; fLastPoint[2]=h;}
-
void SetHits(Int_t nhits,UInt_t *hits) {memcpy(fHitNumbers,hits,nhits*sizeof(UInt_t));}
-
void SetPhi0(Double_t f) {fPhi0 = f;}
void SetPsi(Double_t f) {fPsi = f;}
void SetR0(Double_t f) {fR0 = f;}
void SetTgl(Double_t f) {fTanl =f;}
- //void SetZ0(Double_t f) {fZ0 = f;}
void SetZ0(Double_t f) {fFirstPoint[2] = f;}
void SetPt(Double_t f) {fPt = f;}
void SetLength(Double_t f) {fLength = f;}
void SetZ0err(Double_t f) {fZ0err = f;}
void SetTglerr(Double_t f) {fTanlerr = f;}
void SetKappa(Double_t f) {fKappa = f;}
-
void SetNHits(Int_t f) {fNHits = f;}
-
- void SetRowRange(Int_t f,Int_t g) {fRowRange[0]=f; fRowRange[1]=g;}
- void SetSector(Int_t f) {fSector = f;}
-
- void SetRadius(Double_t f) { fRadius = f; }
- void SetCenterX(Double_t f) { fCenterX = f; }
- void SetCenterY(Double_t f) { fCenterY = f; }
+ void SetRowRange(Int_t f,Int_t g) {fRowRange[0]=f; fRowRange[1]=g;}
+ void SetSector(Int_t f) {fSector = f;}
+ void SetRadius(Double_t f) {fRadius = f;}
+ void SetCenterX(Double_t f) {fCenterX = f;}
+ void SetCenterY(Double_t f) {fCenterY = f;}
+ void SetCharge(Int_t f) {fQ = f;}
+ void ComesFromMainVertex(Bool_t f) {fFromMainVertex = f;}
+
+ private:
+
+ Int_t fNHits; //Number of hits
+ Int_t fMCid; //Assigned id from MC data.
+
+ Double_t fKappa; // Signed curvature (projected to a circle)
+ Double_t fRadius; // Radius of the helix (projected to a circle)
+ Double_t fCenterX; // x coordinate of the center of the helix (projected to a circle)
+ Double_t fCenterY; // y coordinate of the center of the helix (projected to a circle)
+ Bool_t fFromMainVertex; // true if tracks origin is the main vertex, otherwise false
- void SetCharge(Int_t f) { fQ = f; }
+ Int_t fRowRange[2]; //Subsector where this track was build
+ Int_t fSector; //Sector # where this track was build
+
+ //data from momentum fit
+ Int_t fQ; //charge measured fit
+
+ //track parameters:
+ Double_t fTanl; //tan of dipangle
+ Double_t fPsi; //azimuthal angle of the momentum
+ Double_t fPt; //transverse momentum
+ Double_t fLength; //length of track (s)
- void ComesFromMainVertex(Bool_t f) { fFromMainVertex = f; }
+ Double_t fPterr; //error in pt
+ Double_t fPsierr; //error in psi
+ Double_t fZ0err; //error in first point
+ Double_t fTanlerr; //error in tanl
+
+ Double_t fPhi0; //azimuthal angle of the first point
+ Double_t fR0; //radius of the first point
+ Double_t fZ0; //z coordinate of the first point (fFirstPoint[2])
+
+ Double_t fFirstPoint[3]; //first point
+ Double_t fLastPoint[3]; //last point
+ Double_t fPoint[3]; //point
+ Double_t fPointPsi; //azimuthal angle of the momentum at Point
+
+ Bool_t fIsPoint; //Helix crosses the X-plane
+ Bool_t fIsLocal; //Track given in local coordinates.
+
+ Float_t fPID; //pid
+ UInt_t fHitNumbers[159]; //Array of hit numbers for this track
+
+ Bool_t IsPoint(Bool_t ispoint) {fIsPoint = ispoint;return fIsPoint;}
ClassDef(AliL3Track,1) //Base track class
};
-
#endif
-
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff