/data/doxygen/doxygen-1.7.3/gen/CMSSW_4_2_8/src/RecoTracker/MeasurementDet/interface/TkGluedMeasurementDet.h

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#ifndef TkGluedMeasurementDet_H
#define TkGluedMeasurementDet_H

#include "TrackingTools/MeasurementDet/interface/MeasurementDet.h"
#include "RecoTracker/MeasurementDet/interface/TkStripMeasurementDet.h"

class GluedGeomDet;
//class SiStripRecHitMatcher;
#include "RecoLocalTracker/SiStripRecHitConverter/interface/SiStripRecHitMatcher.h"
#include "RecoTracker/TransientTrackingRecHit/interface/TSiStripMatchedRecHit.h"
#include <TrackingTools/PatternTools/interface/MeasurementEstimator.h>
#include <TrackingTools/PatternTools/interface/TrajectoryMeasurement.h>

class TkGluedMeasurementDet : public MeasurementDet {
public:

  TkGluedMeasurementDet( const GluedGeomDet* gdet,const SiStripRecHitMatcher* matcher,
                         const MeasurementDet* monoDet,
                         const MeasurementDet* stereoDet);

  virtual RecHitContainer recHits( const TrajectoryStateOnSurface&) const;

  const GluedGeomDet& specificGeomDet() const {return *theGeomDet;}

  virtual std::vector<TrajectoryMeasurement> 
  fastMeasurements( const TrajectoryStateOnSurface& stateOnThisDet, 
                    const TrajectoryStateOnSurface& startingState, 
                    const Propagator&, 
                    const MeasurementEstimator&) const;

  const TkStripMeasurementDet* monoDet() const{ return theMonoDet;} 
  const TkStripMeasurementDet* stereoDet() const{ return theStereoDet;} 

  bool isActive() const {return monoDet()->isActive() && stereoDet()->isActive(); }
                 
  bool hasBadComponents( const TrajectoryStateOnSurface &tsos ) const {
    return (monoDet()->hasBadComponents(tsos) || stereoDet()->hasBadComponents(tsos));}

private:
  const GluedGeomDet*         theGeomDet;
  const SiStripRecHitMatcher*       theMatcher;
  const TkStripMeasurementDet*       theMonoDet;
  const TkStripMeasurementDet*       theStereoDet;


  template<typename Collector>
  void doubleMatch(const TrajectoryStateOnSurface& ts, Collector & collector) const;

  template<typename Collector>
  void collectRecHits(const TrajectoryStateOnSurface&, Collector &coll) const;

  class HitCollectorForRecHits {
  public:
    typedef SiStripRecHitMatcher::Collector Collector;
    HitCollectorForRecHits(const GeomDet * geomDet, 
                           const SiStripRecHitMatcher * matcher,
                           RecHitContainer & target) ;
    void add(SiStripMatchedRecHit2D const& hit) {
      target_.push_back(
                        TSiStripMatchedRecHit::build( geomDet_, std::auto_ptr<TrackingRecHit>(hit.clone()), matcher_)
                        );
      hasNewHits_ = true; 
    }
    void addProjected(const TransientTrackingRecHit& hit,
                      const GlobalVector & gdir) ;
    SiStripRecHitMatcher::Collector & collector() { return collector_; }
    bool hasNewMatchedHits() const { return hasNewHits_;  }
    void clearNewMatchedHitsFlag() { hasNewHits_ = false; }
  private: 
    const GeomDet              * geomDet_;
    const SiStripRecHitMatcher * matcher_;
    RecHitContainer       & target_;
    SiStripRecHitMatcher::Collector collector_;       
    bool hasNewHits_;
  };


  class HitCollectorForFastMeasurements {
  public:
    typedef TransientTrackingRecHit::RecHitPointer RecHitPointer;
    typedef SiStripRecHitMatcher::Collector Collector;
    
    HitCollectorForFastMeasurements(const GeomDet * geomDet, 
                                    const SiStripRecHitMatcher * matcher,
                                    const TrajectoryStateOnSurface& stateOnThisDet,
                                    const MeasurementEstimator& est,
                                    std::vector<TrajectoryMeasurement> & target) ;
    void add(SiStripMatchedRecHit2D const& hit) ;
    void addProjected(const TransientTrackingRecHit& hit,
                      const GlobalVector & gdir) ;
    
    SiStripRecHitMatcher::Collector & collector() { return collector_; }
    bool hasNewMatchedHits() const { return hasNewHits_;  }
    void clearNewMatchedHitsFlag() { hasNewHits_ = false; }
  private: 
    const GeomDet              * geomDet_;
    const SiStripRecHitMatcher * matcher_;
    const TrajectoryStateOnSurface & stateOnThisDet_;
    const MeasurementEstimator     & est_;
    std::vector<TrajectoryMeasurement> & target_;
    SiStripRecHitMatcher::Collector collector_;       
    bool hasNewHits_;
  };
  
  
  RecHitContainer 
  projectOnGluedDet( const RecHitContainer& hits,
                     const TrajectoryStateOnSurface& ts) const;

  template<typename HitCollector>
  void
  projectOnGluedDet( HitCollector & collector, 
                     const RecHitContainer& hits,
                     const GlobalVector & gdir ) const ;

  void checkProjection(const TrajectoryStateOnSurface& ts, 
                       const RecHitContainer& monoHits, 
                       const RecHitContainer& stereoHits) const;
  void checkHitProjection(const TransientTrackingRecHit& hit,
                          const TrajectoryStateOnSurface& ts, 
                          const GeomDet& det) const;

  bool testStrips(const TrajectoryStateOnSurface& tsos,
                  const BoundPlane &gluedPlane,
                  const TkStripMeasurementDet &mdet) const ;

};

#endif