Reconstruction/MdcPatRec/MdcTrkRecon/include/MdcTrkRecon/MdcSegFinder.h

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//--------------------------------------------------------------------------
// File and Version Information:
//      $Id: MdcSegFinder.h,v 1.4 2010/07/19 06:41:49 zhangy Exp $
//
// Description:
//     Find straight-line segments in the DCH and put them into MdcSegList
//
// Environment:
//      Software developed for the BaBar Detector at the SLAC B-Factory.
//
// Authors: Steve Schaffner
//
// Copyright (C)  1996  The Board of Trustees of
//
// History:
//  Migration for BESIII MDC
// The Leland Stanford Junior University.  All Rights Reserved.
//------------------------------------------------------------------------
 
#ifndef MDCSEGFINDER_H
#define MDCSEGFINDER_H
 
#include "MdcTrkRecon/MdcSegPatterns.h"
 
class MdcSegList;
class MdcSegUsage;
template <class K, class V> class MdcMap;
class MdcHit;
class MdcDetector;
class MdcLine;
class MdcSuperLayer;
class MdcSeg;
class MdcHitMap;
 
// Class interface //
class MdcSegFinder {
 
public:
  MdcSegFinder( int useAllAmbig );
  ~MdcSegFinder(){};
  int             createSegs( const MdcDetector* gm, MdcSegList& segs, // return nSeg
                              const MdcMap<const MdcHit*, MdcSegUsage*>& usedHits, const MdcHitMap* map,
                              double tbunch );
  MdcSegPatterns* thePattList() { return &patternList; }
 
private:
  MdcSegPatterns patternList; // allowed hit-patterns to form segments
  int tryPatterns( MdcHit* groupHits[8], unsigned groupWord, int nhit, int lPrevHit, int npatt,
                   int* allowedPatt, const MdcSuperLayer* slayer, MdcSegList& segs,
                   const MdcMap<const MdcHit*, MdcSegUsage*>& usedHits, const MdcHitMap*,
                   double                                     bunchTime );
 
  bool _addHits;
  // Preempt assignment:
  MdcSegFinder& operator=( const MdcSegFinder& );
  MdcSegFinder( const MdcSegFinder& );
};
#endif