DeltaRayExtensionAlgorithm.h

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#ifndef LAR_DELTA_RAY_EXTENSION_ALGORITHM_H
#define LAR_DELTA_RAY_EXTENSION_ALGORITHM_H 1

#include "Pandora/Algorithm.h"

#include "larpandoracontent/LArTwoDReco/LArClusterAssociation/ClusterExtensionAlgorithm.h"

namespace lar_content
{

class DeltaRayExtensionAlgorithm : public ClusterExtensionAlgorithm
{
public:
    DeltaRayExtensionAlgorithm();

private:
    void GetListOfCleanClusters(const pandora::ClusterList *const pClusterList, pandora::ClusterVector &clusterVector) const;
    void FillClusterAssociationMatrix(const pandora::ClusterVector &clusterVector, ClusterAssociationMatrix &clusterAssociationMatrix) const;
    void FillClusterMergeMap(const ClusterAssociationMatrix &clusterAssociationMatrix, ClusterMergeMap &clusterMergeMap) const;

    typedef std::unordered_map<const pandora::Cluster *, pandora::CartesianVector> ClusterToCoordinateMap;

    void GetExtremalCoordinatesFromCache(const pandora::Cluster *const pCluster, ClusterToCoordinateMap &innerCoordinateMap,
        ClusterToCoordinateMap &outerCoordinateMap, pandora::CartesianVector &innerCoordinate, pandora::CartesianVector &outerCoordinate) const;

    void FillClusterAssociationMatrix(const pandora::Cluster *const pParentCluster, const pandora::Cluster *const pDaughterCluster,
        ClusterToCoordinateMap &innerCoordinateMap, ClusterToCoordinateMap &outerCoordinateMap, ClusterAssociationMatrix &clusterAssociationMatrix) const;

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

    float m_minClusterLength; 
    float m_maxClusterLength; 

    float m_maxLongitudinalDisplacement; 
    float m_maxTransverseDisplacement;   
};

} // namespace lar_content

#endif // #ifndef LAR_DELTA_RAY_EXTENSION_ALGORITHM_H