TrackMergeRefinementAlgorithm.h

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#ifndef LAR_TRACK_MERGE_REFINEMENT_ALGORITHM_H
#define LAR_TRACK_MERGE_REFINEMENT_ALGORITHM_H 1

#include "larpandoracontent/LArTwoDReco/LArCosmicRay/TrackRefinementBaseAlgorithm.h"

namespace lar_content
{
class TrackMergeRefinementAlgorithm : public TrackRefinementBaseAlgorithm
{
public:
    TrackMergeRefinementAlgorithm();

private:
    pandora::StatusCode Run();
    pandora::StatusCode ReadSettings(const pandora::TiXmlHandle xmlHandle);

    bool FindBestClusterAssociation(const pandora::ClusterVector &clusterVector, const SlidingFitResultMapPair &slidingFitResultMapPair,
        ClusterPairAssociation &clusterAssociation) const;

    bool AreClustersAssociated(const pandora::CartesianVector &upstreamPoint, const pandora::CartesianVector &upstreamDirection,
        const pandora::CartesianVector &downstreamPoint, const pandora::CartesianVector &downstreamDirection) const;

    void GetUnavailableProtectedClusters(const ClusterPairAssociation &clusterAssociation,
        const pandora::ClusterList &createdMainTrackClusters, pandora::ClusterList &unavailableProtectedClusters) const;

    bool AreExtrapolatedHitsNearBoundaries(const pandora::CaloHitVector &extrapolatedHitVector, ClusterAssociation &clusterAssociation) const;

    void ConsiderClusterAssociation(const ClusterPairAssociation &clusterAssociation, pandora::ClusterVector &clusterVector,
        SlidingFitResultMapPair &slidingFitResultMapPair) const;

    const pandora::Cluster *CreateMainTrack(const ClusterPairAssociation &clusterAssociation, const ClusterToCaloHitListMap &clusterToCaloHitListMap,
        const pandora::ClusterList *pClusterList, pandora::ClusterVector &clusterVector, SlidingFitResultMapPair &slidingFitResultMapPair) const;

    unsigned int m_maxLoopIterations;      
    float m_minClusterLengthSum;           
    float m_minSeparationDistance;         
    float m_minDirectionDeviationCosAngle; 
    float m_maxPredictedMergePointOffset;  
    float m_distanceToLine;                
    float m_boundaryTolerance;             
};

} // namespace lar_content

#endif // #ifndef LAR_TRACK_MERGE_REFINEMENT_ALGORITHM_H