StJetMaker/mudst/StMuEmcPosition.h

//******************************************************************************
  //                                                                            
  // StMuEmcPosition.h
  //
  // Authors: Marcia Maria de Moura
  //
  // Initial version: 2001/12/21
  //
  //******************************************************************************

#ifndef STMUEMCPOSITION_H
#define STMUEMCPOSITION_H

#include "TObject.h"

#include "StarClassLibrary/StThreeVectorD.hh"
#include "StarClassLibrary/StThreeVectorF.hh"
#include "StEEmcUtil/EEmcGeom/EEmcGeomDefs.h"

class StMuTrack;
class StMcTrack;
class StEmcGeom;
class StVertex;
class StMcVertex;

class StMuEmcPosition : public TObject
{
public:            

    StMuEmcPosition();
    virtual  ~StMuEmcPosition();

    bool projTrack(StThreeVectorD*,StThreeVectorD*,const StMuTrack*,double,double=225.405,int=1); 
    bool projTrack(StThreeVectorD*,StThreeVectorD*,StMcTrack*,double,double=225.405,int=1); 
    
    bool trackOnEmc(StThreeVectorD*,StThreeVectorD*,const StMuTrack*,double,double=225.405); 
    bool trackOnEmc(StThreeVectorD*,StThreeVectorD*,StMcTrack*,double,double=225.405); 

    bool trackOnBEmc(StThreeVectorD*,StThreeVectorD*,const StMuTrack*,double,double=225.405); 
    bool trackOnBEmc(StThreeVectorD*,StThreeVectorD*,StMcTrack*,double,double=225.405); 
    bool trackOnEEmc(StThreeVectorD* position, StThreeVectorD* momentum, const StMuTrack* track, double magField = 0.5, double z = kEEmcZSMD) const; 
    
    int getTowerEtaPhi(double, double, float*, float*); 

    int getNextTowerId(float, float, int, int); 
    int getNextTowerId(int,int,int); 
    int getNextTowerId(int,int,int,int,int); 
    int getNextId(int,int,int,int,int,int); 

    float getDistTowerToTrack(double, double, int, int); 

    StThreeVectorF getPosFromVertex(const StThreeVectorF&,int);        
    StThreeVectorF getPosFromVertex(StMcVertex*,int);      
    float getThetaFromVertex(const StThreeVectorF&,int);      
    float getThetaFromVertex(StMcVertex*,int);    
    float getEtaFromVertex(const StThreeVectorF&,int);        
    float getEtaFromVertex(StMcVertex*,int);      
    float getPhiFromVertex(const StThreeVectorF&,int);        
    float getPhiFromVertex(StMcVertex*,int);      

protected:     

    StEmcGeom* mGeom[4];   

    ClassDef(StMuEmcPosition,1)

        };
#endif // STMUEMCPOSITION_H

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