TrajectoryMeasurement.h

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#ifndef _TRACKER_TRAJECTORYMEASUREMENT_H_
#define _TRACKER_TRAJECTORYMEASUREMENT_H_

#include "TrackingTools/TrajectoryState/interface/TrajectoryStateOnSurface.h"
#include "boost/intrusive_ptr.hpp" 
#include "TrackingTools/TransientTrackingRecHit/interface/TransientTrackingRecHit.h"
#include<algorithm>

class DetLayer;

class TrajectoryMeasurement {
public:

  typedef TransientTrackingRecHit::RecHitPointer         RecHitPointer;
  typedef TransientTrackingRecHit::ConstRecHitPointer    ConstRecHitPointer;

  TrajectoryMeasurement() {}

  TrajectoryMeasurement(TrajectoryStateOnSurface fwdTrajectoryStateOnSurface,
                        ConstRecHitPointer aRecHit) :
    theFwdPredictedState(fwdTrajectoryStateOnSurface),
    theUpdatedState(fwdTrajectoryStateOnSurface),
    theRecHit(aRecHit),
    theEstimate(0), theLayer(0) {}

  TrajectoryMeasurement(TrajectoryStateOnSurface fwdTrajectoryStateOnSurface,
                        ConstRecHitPointer aRecHit, float aEstimate) :
    theFwdPredictedState(fwdTrajectoryStateOnSurface),
    theUpdatedState(fwdTrajectoryStateOnSurface),
    theRecHit(aRecHit),
    theEstimate(aEstimate), theLayer(0) {}
  TrajectoryMeasurement(TrajectoryStateOnSurface fwdTrajectoryStateOnSurface,
                        ConstRecHitPointer aRecHit, float aEstimate,
            const DetLayer* layer) :
    theFwdPredictedState(fwdTrajectoryStateOnSurface),
    theUpdatedState(fwdTrajectoryStateOnSurface),
    theRecHit(aRecHit),
    theEstimate(aEstimate), theLayer(layer) {}

  TrajectoryMeasurement(TrajectoryStateOnSurface fwdPredTrajectoryStateOnSurface,
                        TrajectoryStateOnSurface uTrajectoryStateOnSurface,
                        ConstRecHitPointer aRecHit) :
    theFwdPredictedState(fwdPredTrajectoryStateOnSurface),
    theUpdatedState(uTrajectoryStateOnSurface),
    theRecHit(aRecHit),
    theEstimate(0), theLayer(0) {}

  TrajectoryMeasurement(TrajectoryStateOnSurface fwdPredTrajectoryStateOnSurface,
                        TrajectoryStateOnSurface uTrajectoryStateOnSurface,
                        ConstRecHitPointer aRecHit, float aEstimate) :
    theFwdPredictedState(fwdPredTrajectoryStateOnSurface),
    theUpdatedState(uTrajectoryStateOnSurface),
    theRecHit(aRecHit),
    theEstimate(aEstimate), theLayer(0) {}
  TrajectoryMeasurement(TrajectoryStateOnSurface fwdPredTrajectoryStateOnSurface,
                        TrajectoryStateOnSurface uTrajectoryStateOnSurface,
                        ConstRecHitPointer aRecHit, float aEstimate,
            const DetLayer* layer) :
    theFwdPredictedState(fwdPredTrajectoryStateOnSurface),
    theUpdatedState(uTrajectoryStateOnSurface),
    theRecHit(aRecHit),
    theEstimate(aEstimate), theLayer(layer) {}

  TrajectoryMeasurement(TrajectoryStateOnSurface fwdPredTrajectoryStateOnSurface,
            TrajectoryStateOnSurface bwdPredTrajectoryStateOnSurface,
                        TrajectoryStateOnSurface uTrajectoryStateOnSurface,
                        ConstRecHitPointer aRecHit) :
    theFwdPredictedState(fwdPredTrajectoryStateOnSurface),
    theBwdPredictedState(bwdPredTrajectoryStateOnSurface),
    theUpdatedState(uTrajectoryStateOnSurface),
    theRecHit(aRecHit),
    theEstimate(0), theLayer(0) {}

  TrajectoryMeasurement(TrajectoryStateOnSurface fwdPredTrajectoryStateOnSurface,
            TrajectoryStateOnSurface bwdPredTrajectoryStateOnSurface,
                        TrajectoryStateOnSurface uTrajectoryStateOnSurface,
                        ConstRecHitPointer aRecHit, float aEstimate) :
    theFwdPredictedState(fwdPredTrajectoryStateOnSurface),
    theBwdPredictedState(bwdPredTrajectoryStateOnSurface),
    theUpdatedState(uTrajectoryStateOnSurface),
    theRecHit(aRecHit),
    theEstimate(aEstimate), theLayer(0) {}
  TrajectoryMeasurement(TrajectoryStateOnSurface fwdPredTrajectoryStateOnSurface,
            TrajectoryStateOnSurface bwdPredTrajectoryStateOnSurface,
                        TrajectoryStateOnSurface uTrajectoryStateOnSurface,
                        ConstRecHitPointer aRecHit, float aEstimate,
            const DetLayer* layer) :
    theFwdPredictedState(fwdPredTrajectoryStateOnSurface),
    theBwdPredictedState(bwdPredTrajectoryStateOnSurface),
    theUpdatedState(uTrajectoryStateOnSurface),
    theRecHit(aRecHit),
    theEstimate(aEstimate), theLayer(layer) {}

 
#if defined( __GXX_EXPERIMENTAL_CXX0X__)
  TrajectoryMeasurement( TrajectoryMeasurement && rh) :
    theFwdPredictedState(std::move(rh.theFwdPredictedState)),
    theBwdPredictedState(std::move(rh.theBwdPredictedState)),
    theUpdatedState(std::move(rh.theUpdatedState)),
    theRecHit(std::move(rh.theRecHit)),
    theEstimate(rh.theEstimate), theLayer(rh.theLayer) {}

  TrajectoryMeasurement & operator=( TrajectoryMeasurement && rh) {
    using std::swap;
    swap(theFwdPredictedState,rh.theFwdPredictedState);
    swap(theBwdPredictedState,rh.theBwdPredictedState);
    swap(theUpdatedState,rh.theUpdatedState);
    swap(theRecHit,rh.theRecHit);
    theEstimate=rh.theEstimate;
    theLayer=rh.theLayer;

    return *this;

  }
 
#endif


  TrajectoryStateOnSurface  predictedState() const {
    return theFwdPredictedState;
  }

  TrajectoryStateOnSurface forwardPredictedState() const {
    return theFwdPredictedState;
  }
  TrajectoryStateOnSurface backwardPredictedState() const {
    return theBwdPredictedState;
  }

  TrajectoryStateOnSurface updatedState() const {
    return theUpdatedState;
  }

  ConstRecHitPointer recHit() const {
    return theRecHit;
  }

  float estimate() const { return theEstimate;}

  const DetLayer* layer() const { return theLayer;}

  void setLayer( const DetLayer* il) { theLayer=il;}

private:
  TrajectoryStateOnSurface theFwdPredictedState;
  TrajectoryStateOnSurface theBwdPredictedState;
  TrajectoryStateOnSurface theUpdatedState;
  ConstRecHitPointer       theRecHit;
  float theEstimate;
  const DetLayer* theLayer;
};

#endif