ShowerAsymmetryFeatureTool.h

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#ifndef LAR_SHOWER_ASYMMETRY_FEATURE_TOOL_H
#define LAR_SHOWER_ASYMMETRY_FEATURE_TOOL_H 1

#include "larpandoracontent/LArVertex/VertexSelectionBaseAlgorithm.h"

#include "larpandoracontent/LArObjects/LArTwoDSlidingFitResult.h"

namespace lar_content
{

class ShowerAsymmetryFeatureTool : public VertexSelectionBaseAlgorithm::VertexFeatureTool
{
public:
    ShowerAsymmetryFeatureTool();

    void Run(LArMvaHelper::MvaFeatureVector &featureVector, const VertexSelectionBaseAlgorithm * const pAlgorithm, const pandora::Vertex * const pVertex,
        const VertexSelectionBaseAlgorithm::SlidingFitDataListMap &, const VertexSelectionBaseAlgorithm::ClusterListMap &,
        const VertexSelectionBaseAlgorithm::KDTreeMap &, const VertexSelectionBaseAlgorithm::ShowerClusterListMap &showerClusterListMap,
        const float, float &);

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

    float GetShowerAsymmetryForView(const pandora::CartesianVector &vertexPosition2D, const VertexSelectionBaseAlgorithm::ShowerClusterList &showerClusterList) const;

    bool ShouldUseShowerCluster(const pandora::CartesianVector &vertexPosition, const VertexSelectionBaseAlgorithm::ShowerCluster &showerCluster) const;

    void CalculateAsymmetryParameters(const VertexSelectionBaseAlgorithm::ShowerCluster &showerCluster, const float projectedVtxPosition,
        const pandora::CartesianVector &showerDirection, float &beforeVtxEnergy, float &afterVtxEnergy) const;

    float   m_vertexClusterDistance;    
};

} // namespace lar_content

#endif // #ifndef LAR_SHOWER_ASYMMETRY_FEATURE_TOOL_H