LongitudinalAssociationAlgorithm.h

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#ifndef LAR_LONGITUDINAL_ASSOCIATION_ALGORITHM_H
#define LAR_LONGITUDINAL_ASSOCIATION_ALGORITHM_H 1

#include "Pandora/Algorithm.h"

#include "Helpers/ClusterFitHelper.h"

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

namespace lar_content
{

class LongitudinalAssociationAlgorithm : public ClusterAssociationAlgorithm
{
public:
    LongitudinalAssociationAlgorithm();

private:
    pandora::StatusCode ReadSettings(const pandora::TiXmlHandle xmlHandle);
    void GetListOfCleanClusters(const pandora::ClusterList *const pClusterList, pandora::ClusterVector &clusterVector) const;
    void PopulateClusterAssociationMap(const pandora::ClusterVector &clusterVector, ClusterAssociationMap &clusterAssociationMap) const;
    bool IsExtremalCluster(const bool isForward, const pandora::Cluster *const pCurrentCluster, const pandora::Cluster *const pTestCluster) const;

    bool AreClustersAssociated(const pandora::Cluster *const pInnerCluster, const pandora::Cluster *const pOuterCluster) const;

    bool AreClustersAssociated(const pandora::CartesianVector &innerClusterEnd, const pandora::CartesianVector &outerClusterStart,
        const pandora::ClusterFitResult &innerFit, const pandora::ClusterFitResult &outerFit) const;

    unsigned int m_minClusterLayers;            
    unsigned int m_maxGapLayers;                
    unsigned int m_fitLayers;                   
    float        m_maxGapDistanceSquared;       
    float        m_minCosRelativeAngle;         
    float        m_maxTransverseDisplacement;   
    float        m_maxLongitudinalDisplacement; 
    float        m_hitSizeZ;                    
    float        m_hitSizeX;                    
};

} // namespace lar_content

#endif // #ifndef LAR_LONGITUDINAL_ASSOCIATION_ALGORITHM_H