Reconstruction/MdcHoughFinder/MdcHoughFinder-00-00-12/MdcHoughFinder/HoughHit.h

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#ifndef  HOUGHHIT_H
#define  HOUGHHIT_H
#include "MdcGeom/Constants.h"
#include "MdcHoughFinder/HoughGlobal.h"
#include "MdcHoughFinder/CFCir.h"
#include "Identifier/Identifier.h"
#include "Identifier/MdcID.h"
#include "MdcCalibFunSvc/MdcCalibFunSvc.h"
#include "MdcGeomSvc/MdcGeomSvc.h"
#include "MdcGeom/MdcDetector.h" 
#include "CLHEP/Geometry/Point3D.h"
#include "MdcRawEvent/MdcDigi.h"
#include "McTruth/MdcMcHit.h"
#include "MdcGeom/MdcLayer.h"
#include "MdcGeom/MdcSWire.h"
#ifndef ENABLE_BACKWARDS_COMPATIBILITY
//  backwards compatibility will be enabled ONLY in CLHEP 1.9
typedef HepGeom::Point3D<double> HepPoint3D;
#endif
 
using namespace Event;
//using CLHEP::HepGeom;
 
class HoughHit{
  public:
    //construction and destruction
    HoughHit();
    HoughHit(const MdcDigi* const digi);
    HoughHit(const HoughHit& other);
    HoughHit& operator=(const HoughHit& other);
 
    //set truth info
    void setTruthInfo(const MdcMcHit*& mcHit);
    //set static number
    static void setMdcCalibFunSvc(const MdcCalibFunSvc* calibSvc){_calibPtr = calibSvc;}
    static void setMdcGeomSvc(MdcGeomSvc* geomSvc){_mdcGeomSvc = geomSvc;}
    static void setBunchTime(double t0) {_bunchTime=t0;}
 
 
    // CF transform
    void   conformalTrans(double x,double y,double r);  //return  x or y
    double getConformal_u(double ,double , double);
    double getConformal_v(double ,double , double);
    double getConformal_r(double ,double , double);
 
    //CF transform -> make circle
    void makeCir(int n,double phi_begin,double phi_last ,double r);
    CFCir getCir( int i)  const {return vec_cfcir[i];}
    static int _npart;
 
 
    //get mdc
    HoughHitType type()       const {return _type;}
    detectorType getDetectorType() const {return _detectorType;}
    const  MdcDigi* digi()const {return _digiPtr;}
    double getBunchTime()     const {return _bunchTime;}
    HepPoint3D getMidPoint()  const {return _midPoint;}
    HepPoint3D getEastPoint() const {return _eastPoint;}
    HepPoint3D getWestPoint() const {return _westPoint;}
    double getMidX()      const {return _midPoint.x();} 
    double getMidY()      const {return _midPoint.y();}
    int    getLayerId()   const {return _layer;}
    int    getWireId()    const {return _wire;}
    int    getSlayerType()const {return _slayerType;}
    const  MdcLayer*       layer()     const { return _layerPtr; }
    const  MdcSWire*       wire ()     const { return _wirePtr;  }
    double getCharge() const  {return _charge;}
    double getDriftTime()  const  {return _driftTime;}
    double getDriftDist()  const  {return _driftDist;}
 
    //get hough
    double getU() const {return _u;}
    double getV() const {return _v;}
    double getR() const {return CF_drift;}      //drift in CFS
    double getDeltaD() const { return _deltad; }        //l1l2-R+-r
    double getFltLen() const { return _flightLength; }  // R*dtheta
 
 
    //calculate time and drift
    double driftTime() const;
    double driftTime(double tof, double z) const;
    double calDriftDist(double, int, double, double, double) const;
    double calDriftDist(double bunchTime, int ambig) const;
    int    slayerType(int layer);
 
    //truth
    double getXTruth() const {return _truthPoint.x();}
    double getYTruth() const {return _truthPoint.y();}
    double getZTruth() const {return _truthPoint.z();}
    double getDriftDistTruth() const {return _truthDrift;}
    int    getIdTruth() const {return _truthId;}
    int    getLrTruth() const {return _truthlr;}
    double getUTruth() const {return _truthU;}
    double getVTruth() const {return _truthV;}
    double getRTruth() const {return _truthR;}
    HepPoint3D getPointTruth() const {return _truthPoint;}
    
    //--------------------------------------------------------------------//
 
    //set hough
    void   setDeltaD(double d) { _deltad=d; }             //l1l2-R+-r
    void   setFltLen(double flt) {_flightLength= flt;}    // R*dtheta
 
    //calcu in MC
    int    getCirList()   const {return _cirlist;}
    int    getStyle()   const {return _style;}
    void   setCirList(int cir)   {_cirlist=cir;}
    void   setStyle(int sty)   {_style=sty;}
 
    //print 
    void print() const;
    void printAll() const;
    void printTruth() const;
 
  private:
    double crudeTof() const { return  _rmid/Constants::c; }
 
    HoughHitType          _type;
    detectorType          _detectorType;
 
    static const MdcCalibFunSvc* _calibPtr;    // pointer to MdcCalibFunSvc
    static MdcGeomSvc*     _mdcGeomSvc;  // pointer to MdcGeomSvc
    static double          _bunchTime;  // pointer to MdcGeomSvc
 
    const  MdcDetector*    _det;  // pointer to MdcDetector
    const MdcDigi*        _digiPtr;     // pointer to digi
    const MdcSWire*       _wirePtr;     // pointer to digi
    const MdcLayer*       _layerPtr;     // pointer to digi
    Identifier            _id;          // Mdc Identifier 
    unsigned              _layer;       // layer number
    unsigned              _wire;        // wire number 
    double                _rawTime;     // raw time, in NANO seconds
    double                _driftTime;     // drift time, in NANO seconds
    double                _driftDist;     // drift dist, in NANO seconds
    double                _charge;      // raw charge, in NANO seconds
    int                   _slayerType;
 
//position
    HepPoint3D            _midPoint;
    HepPoint3D            _eastPoint;
    HepPoint3D            _westPoint;
    int                   _lr;
    double                _u;
    double                _v;
 
    //truth
    HepPoint3D            _truthPoint;
    double                _truthDrift;  // drift distance from truth
    int                   _truthId;
    int                   _truthlr;
    double                _truthU;
    double                _truthV;
    double                _truthR;      //drift in CF
 
    double                _rmid;
 
    // new method drift circle
    double CF_drift;
    vector<CFCir> vec_cfcir;
 
    //calcu by houghspace
    double _deltad;
    double                _flightLength;
 
    //calcu in MC
    int          _cirlist;
    int          _style;
    
};
#endif