CrossedTrackSplittingAlgorithm.h

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#ifndef LAR_CROSSED_TRACK_SPLITTING_ALGORITHM_H
#define LAR_CROSSED_TRACK_SPLITTING_ALGORITHM_H 1
 
#include "Pandora/Algorithm.h"
 
#include "larpandoracontent/LArTwoDReco/LArClusterSplitting/TwoDSlidingFitSplittingAndSwitchingAlgorithm.h"
 
namespace lar_content
{
 
template <typename, unsigned int>
class KDTreeLinkerAlgo;
template <typename, unsigned int>
class KDTreeNodeInfoT;
 
//------------------------------------------------------------------------------------------------------------------------------------------
 
class CrossedTrackSplittingAlgorithm : public TwoDSlidingFitSplittingAndSwitchingAlgorithm
{
public:
    CrossedTrackSplittingAlgorithm();
 
private:
    typedef KDTreeLinkerAlgo<const pandora::CaloHit *, 2> HitKDTree2D;
    typedef KDTreeNodeInfoT<const pandora::CaloHit *, 2> HitKDNode2D;
    typedef std::vector<HitKDNode2D> HitKDNode2DList;
 
    typedef std::unordered_map<const pandora::Cluster *, pandora::ClusterSet> ClusterToClustersMap;
    typedef std::unordered_map<const pandora::CaloHit *, const pandora::Cluster *> HitToClusterMap;
 
    pandora::StatusCode ReadSettings(const pandora::TiXmlHandle xmlHandle);
    pandora::StatusCode PreparationStep(const pandora::ClusterVector &clusterVector);
    pandora::StatusCode TidyUpStep();
    pandora::StatusCode FindBestSplitPosition(const TwoDSlidingFitResult &slidingFit1, const TwoDSlidingFitResult &slidingFit2,
        pandora::CartesianVector &splitPosition, pandora::CartesianVector &direction1, pandora::CartesianVector &direction2) const;
 
    void FindCandidateSplitPositions(const pandora::Cluster *const pCluster1, const pandora::Cluster *const pCluster2,
        pandora::CartesianPointVector &candidateVector) const;
 
    float m_maxClusterSeparation;        
    float m_maxClusterSeparationSquared; 
    float m_minCosRelativeAngle;         
 
    float m_searchRegion1D;                
    ClusterToClustersMap m_nearbyClusters; 
};
 
} // namespace lar_content
 
#endif // #ifndef LAR_CROSSED_TRACK_SPLITTING_ALGORITHM_H