NViewTrackMatchingAlgorithm.h

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#ifndef LAR_N_VIEW_TRACK_MATCHING_ALGORITHM_H
#define LAR_N_VIEW_TRACK_MATCHING_ALGORITHM_H 1

#include "larpandoracontent/LArObjects/LArTwoDSlidingFitResult.h"

#include "larpandoracontent/LArThreeDReco/LArThreeDBase/NViewMatchingAlgorithm.h"

namespace lar_content
{

typedef std::unordered_map<const pandora::Cluster *, pandora::CartesianPointVector> SplitPositionMap;

//------------------------------------------------------------------------------------------------------------------------------------------

template <typename T>
class NViewTrackMatchingAlgorithm : public NViewMatchingAlgorithm<T>
{
public:
    NViewTrackMatchingAlgorithm();

    virtual ~NViewTrackMatchingAlgorithm();

    const TwoDSlidingFitResult &GetCachedSlidingFitResult(const pandora::Cluster *const pCluster) const;

    unsigned int GetSlidingFitWindow() const;

    virtual bool MakeClusterSplits(const SplitPositionMap &splitPositionMap);

    virtual bool MakeClusterSplit(const pandora::CartesianVector &splitPosition, const pandora::Cluster *&pCurrentCluster,
        const pandora::Cluster *&pLowXCluster, const pandora::Cluster *&pHighXCluster) const;

    static bool SortSplitPositions(const pandora::CartesianVector &lhs, const pandora::CartesianVector &rhs);

    virtual void UpdateForNewCluster(const pandora::Cluster *const pNewCluster);
    virtual void UpdateUponDeletion(const pandora::Cluster *const pDeletedCluster);
    virtual void SelectInputClusters(const pandora::ClusterList *const pInputClusterList, pandora::ClusterList &selectedClusterList) const;
    virtual void PrepareInputClusters(pandora::ClusterList &preparedClusterList);
    virtual void SetPfoParticleId(PandoraContentApi::ParticleFlowObject::Parameters &pfoParameters) const;

protected:
    void AddToSlidingFitCache(const pandora::Cluster *const pCluster);

    void RemoveFromSlidingFitCache(const pandora::Cluster *const pCluster);

    virtual void TidyUp();
    virtual pandora::StatusCode ReadSettings(const pandora::TiXmlHandle xmlHandle);

private:
    unsigned int m_slidingFitWindow;               
    TwoDSlidingFitResultMap m_slidingFitResultMap; 

    unsigned int m_minClusterCaloHits; 
    float m_minClusterLengthSquared;   
};

//------------------------------------------------------------------------------------------------------------------------------------------

template <typename T>
inline unsigned int NViewTrackMatchingAlgorithm<T>::GetSlidingFitWindow() const
{
    return m_slidingFitWindow;
}

} // namespace lar_content

#endif // #ifndef LAR_N_VIEW_TRACK_MATCHING_ALGORITHM_H