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CTrackFitter.h

 
//----------------------------------------------------------------------------- 
//  $Header: /asis/offline/ceres/cool/project/RCS/CTrackFitter.h,v 3.0 1996/10/02 09:39:56 voigt Exp $ 
// 
//  COOL Program Library   
//  Copyright (C) CERES collaboration, 1996 
// 
//  Declaration of class ... 
// 
//----------------------------------------------------------------------------- 
#ifndef CTRACKFITTER_H 
#define CTRACKFITTER_H 
 
#define C_SETUPFILE_TRACKFITTER "setup.trackfitter" 
 
#include <iostream.h> 
#include "cool.h"  
#include "CList.h"  
#include "CTrack.h"  
 
class CTrackFitterSetup;  
 
 
// 
// List of fit parameters: 
// x,y,z, thetaPre, phiPre, thetaPost, phiPost, deltaZDeflectionPoint 
// 
const int MaxFitParameters = 8;    
 
class CTrackFitter {  
 
public:  
  CTrackFitter(const char* = 0);  
  ~CTrackFitter();  
 
  CTrackFitter(const CTrackFitter &);  
  CTrackFitter & operator = (const CTrackFitter &);  
 
public:  
   void listSetup(ostream& = cout) const;   
   CBoolean fitTracks(CList<CTrack>&);  
   void compareTracksAndFitResults(CList<CTrack>&, ostream& = cout); 
   CBoolean fitOneTrack(CTrack&); 
 
protected:  
   int      nParams;                               // number of parameters for fit 
   double   grad[MaxFitParameters];                // gradient 
   double   result[MaxFitParameters];              // guessed(in)/fitted(out) values 
   double   fmin;                                  // value of min. chi2 
   int      flag;                                  // flag 
   int      ierr; 
   int      istat; 
    
   char     names[10][MaxFitParameters];           // array of 3 names for MINUIT 
   double   val[MaxFitParameters];                 // for MINUIT 
   double   step[MaxFitParameters];                // for MINUIT 
   double   lowerBounds[MaxFitParameters];         // for MINUIT 
   double   upperBounds[MaxFitParameters];         // for MINUIT 
   int      nFitPoints;    
 
private: 
   CTrackFitterSetup *setup;      
 
};  
 
#endif /* CTRACKFITTER_H */  
 

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