LArConnectionPathwayHelper.h

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#ifndef LAR_CONNECTION_PATHWAY_HELPER_H
#define LAR_CONNECTION_PATHWAY_HELPER_H 1
 
#include "Pandora/PandoraInternal.h"
 
#include "larpandoracontent/LArShowerRefinement/LArProtoShower.h"
 
namespace lar_content
{
 
class LArConnectionPathwayHelper
{
public:
    class SortByDistanceToPoint
    {
    public:
        SortByDistanceToPoint(const pandora::CartesianVector referencePoint) : m_referencePoint(referencePoint)
        {
        }
 
        bool operator()(const pandora::CartesianVector &lhs, const pandora::CartesianVector &rhs);
        bool operator()(const pandora::CaloHit *const lhs, const pandora::CaloHit *const rhs);
 
    private:
        const pandora::CartesianVector m_referencePoint; 
    };
 
    static bool FindShowerStarts3D(const pandora::Algorithm *const pAlgorithm, const pandora::ParticleFlowObject *const pShowerPfo,
        const ProtoShowerMatch &protoShowerMatch, const pandora::CartesianVector &nuVertexPosition, const float maxSeparationFromHit,
        const float maxProjectionSeparation, const float maxXSeparation, pandora::CartesianPointVector &showerStarts3D);
 
    static void FindShowerStartFromPosition(const pandora::Algorithm *const pAlgorithm, const ProtoShower &protoShowerU,
        const ProtoShower &protoShowerV, const ProtoShower &protoShowerW, pandora::CartesianVector &showerStart3D);
 
    static bool FindShowerStartFromDirection(const pandora::Algorithm *const pAlgorithm, const ProtoShower &protoShowerU,
        const ProtoShower &protoShowerV, const ProtoShower &protoShowerW, pandora::CartesianVector &uShowerStart3D,
        pandora::CartesianVector &vShowerStart3D, pandora::CartesianVector &wShowerStart3D);
 
    static bool FindShowerStartFromDirection(const pandora::Algorithm *const pAlgorithm, const ProtoShower &protoShower,
        const ProtoShower &protoShowerA, const ProtoShower &protoShowerB, pandora::CartesianVector &showerStart3D);
 
    static bool ProjectShowerStartByDirection(const ProtoShower &protoShower, const float x, pandora::CartesianVector &showerStart2D);
 
    static bool FindShowerStartFromXProjection(const pandora::Algorithm *const pAlgorithm, const ProtoShower &protoShower, const ProtoShower &protoShower1,
        const ProtoShower &protoShower2, const float maxSeparation, const float maxXSeparation, pandora::CartesianVector &showerStart3D);
 
    static bool FindClosestSpinePosition(const ProtoShower &protoShower, const pandora::CartesianVector &showerStart3D,
        const float maxXSeparation, pandora::CartesianVector &foundShowerStart);
 
    static bool FindShowerStartFromXProjectionRelaxed(const pandora::Algorithm *const pAlgorithm, const ProtoShower &protoShower,
        const ProtoShower &protoShower1, const ProtoShower &protoShower2, const float maxSeparation, const float maxXSeparation,
        pandora::CartesianVector &showerStart3D);
 
    static void GetMinMiddleMax(const float value1, const float value2, const float value3, float &minValue, float &middleValue, float &maxValue);
};
 
} // namespace lar_content
 
#endif // #ifndef LAR_CONNECTION_PATHWAY_HELPER_H