lar_content::TwoViewSimpleTracksTool Class Reference

TwoViewSimpleTracksTool class. More...

#include <TwoViewSimpleTracksTool.h>

Inheritance diagram for lar_content::TwoViewSimpleTracksTool:

Public Member Functions
	TwoViewSimpleTracksTool ()
	Default constructor. More...
bool	Run (TwoViewTransverseTracksAlgorithm *const pAlgorithm, MatrixType &overlapMatrix)
	Run the algorithm tool. More...

Private Member Functions
void	FindBestTrack (const MatrixType &overlapMatrix, ProtoParticleVector &protoParticleVector) const
	Find best track match as a simple way to (try to) resolve ambiguities in the matrix. More...
bool	PassesElementCuts (MatrixType::ElementList::const_reverse_iterator eIter) const
	Whether a provided (iterator to a) matrix element passes the selection cuts for particle creation. More...
pandora::StatusCode	ReadSettings (const pandora::TiXmlHandle xmlHandle)

Private Attributes
float	m_minMatchedFraction
	The min matched sampling point fraction for particle creation. More...
float	m_minMatchingScore
	The min global matching score for particle creation. More...
unsigned int	m_minMatchedSamplingPoints
	The min number of matched sampling points for particle creation. More...
float	m_minXOverlapFraction
	The min x overlap fraction (in each view) for particle creation. More...

Additional Inherited Members
Public Types inherited from lar_content::TransverseMatrixTool
typedef TwoViewTransverseTracksAlgorithm::MatchingType::MatrixType	MatrixType
typedef std::vector< MatrixType::ElementList::const_iterator >	IteratorList

Detailed Description

TwoViewSimpleTracksTool class.

Definition at line 19 of file TwoViewSimpleTracksTool.h.

Constructor & Destructor Documentation

lar_content::TwoViewSimpleTracksTool::TwoViewSimpleTracksTool

(

)

Default constructor.

Definition at line 18 of file TwoViewSimpleTracksTool.cc.

                                                 :
    m_minMatchedFraction(0.2f),
    m_minMatchingScore(0.9f),
    m_minMatchedSamplingPoints(5),
    m_minXOverlapFraction(0.5f)
{
}

Member Function Documentation

void lar_content::TwoViewSimpleTracksTool::FindBestTrack ( const MatrixType &  overlapMatrix, ProtoParticleVector &  protoParticleVector  ) const

private

Find best track match as a simple way to (try to) resolve ambiguities in the matrix.

Parameters

overlapMatrix	the overlap matrix
protoParticleVector	to receive the list of proto particles

Definition at line 41 of file TwoViewSimpleTracksTool.cc.

{
    ClusterVector sortedKeyClusters;
    overlapMatrix.GetSortedKeyClusters(sortedKeyClusters);

    for (const Cluster *const pKeyCluster : sortedKeyClusters)
    {
        if (!pKeyCluster->IsAvailable())
            continue;

        unsigned int n0(0), n1(0);
        MatrixType::ElementList elementList;
        overlapMatrix.GetConnectedElements(pKeyCluster, true, elementList, n0, n1);

        if (elementList.empty())
            continue;

        for (MatrixType::ElementList::const_reverse_iterator iIter = elementList.rbegin(); iIter != elementList.rend(); ++iIter)
        {
            if (this->PassesElementCuts(iIter))
            {
                if ((nullptr == iIter->GetCluster1()) || (nullptr == iIter->GetCluster2()))
                    continue;

                ProtoParticle protoParticle;
                protoParticle.m_clusterList.push_back(iIter->GetCluster1());
                protoParticle.m_clusterList.push_back(iIter->GetCluster2());
                protoParticleVector.push_back(protoParticle);

                return;
            }
        }
    }
}

bool lar_content::TwoViewSimpleTracksTool::PassesElementCuts ( MatrixType::ElementList::const_reverse_iterator  eIter ) const

private

Whether a provided (iterator to a) matrix element passes the selection cuts for particle creation.

Parameters

eIter

the iterator to the matrix element

Definition at line 78 of file TwoViewSimpleTracksTool.cc.

{
    if (!eIter->GetOverlapResult().IsInitialized())
        return false;

    if (eIter->GetOverlapResult().GetLocallyMatchedFraction() < m_minMatchedFraction)
        return false;

    if (eIter->GetOverlapResult().GetMatchingScore() < m_minMatchingScore)
        return false;

    if (eIter->GetOverlapResult().GetNMatchedReUpsampledSamplingPoints() < m_minMatchedSamplingPoints)
        return false;

    const TwoViewXOverlap &xOverlap(eIter->GetOverlapResult().GetTwoViewXOverlap());

    if (!((xOverlap.GetXOverlapFraction0() > m_minXOverlapFraction) && (xOverlap.GetXOverlapFraction1() > m_minXOverlapFraction)))
    {
        return false;
    }

    return true;
}

StatusCode lar_content::TwoViewSimpleTracksTool::ReadSettings ( const pandora::TiXmlHandle  xmlHandle )

private

Definition at line 104 of file TwoViewSimpleTracksTool.cc.

{
    PANDORA_RETURN_RESULT_IF_AND_IF(
        STATUS_CODE_SUCCESS, STATUS_CODE_NOT_FOUND, !=, XmlHelper::ReadValue(xmlHandle, "MinMatchedFraction", m_minMatchedFraction));

    PANDORA_RETURN_RESULT_IF_AND_IF(
        STATUS_CODE_SUCCESS, STATUS_CODE_NOT_FOUND, !=, XmlHelper::ReadValue(xmlHandle, "MinMatchingScore", m_minMatchingScore));

    PANDORA_RETURN_RESULT_IF_AND_IF(STATUS_CODE_SUCCESS, STATUS_CODE_NOT_FOUND, !=,
        XmlHelper::ReadValue(xmlHandle, "MinMatchedSamplingPoints", m_minMatchedSamplingPoints));

    PANDORA_RETURN_RESULT_IF_AND_IF(
        STATUS_CODE_SUCCESS, STATUS_CODE_NOT_FOUND, !=, XmlHelper::ReadValue(xmlHandle, "MinXOverlapFraction", m_minXOverlapFraction));

    return STATUS_CODE_SUCCESS;
}

bool lar_content::TwoViewSimpleTracksTool::Run ( TwoViewTransverseTracksAlgorithm *const  pAlgorithm, MatrixType &  overlapMatrix  )

virtual

Run the algorithm tool.

Parameters

pAlgorithm	address of the calling algorithm
overlapMatrix	the overlap matrix

Returns

whether changes have been made by the tool

Implements lar_content::TransverseMatrixTool.

Definition at line 28 of file TwoViewSimpleTracksTool.cc.

{
    if (PandoraContentApi::GetSettings(*pAlgorithm)->ShouldDisplayAlgorithmInfo())
        std::cout << "----> Running Algorithm Tool: " << this->GetInstanceName() << ", " << this->GetType() << std::endl;

    ProtoParticleVector protoParticleVector;
    this->FindBestTrack(overlapMatrix, protoParticleVector);

    return pAlgorithm->CreateThreeDParticles(protoParticleVector);
}

Member Data Documentation

float lar_content::TwoViewSimpleTracksTool::m_minMatchedFraction

private

The min matched sampling point fraction for particle creation.

Definition at line 47 of file TwoViewSimpleTracksTool.h.

unsigned int lar_content::TwoViewSimpleTracksTool::m_minMatchedSamplingPoints

private

The min number of matched sampling points for particle creation.

Definition at line 49 of file TwoViewSimpleTracksTool.h.

float lar_content::TwoViewSimpleTracksTool::m_minMatchingScore

private

The min global matching score for particle creation.

Definition at line 48 of file TwoViewSimpleTracksTool.h.

float lar_content::TwoViewSimpleTracksTool::m_minXOverlapFraction

private

The min x overlap fraction (in each view) for particle creation.

Definition at line 50 of file TwoViewSimpleTracksTool.h.

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The documentation for this class was generated from the following files:

• larpandoracontent/larpandoracontent/LArThreeDReco/LArTwoViewMatching/TwoViewSimpleTracksTool.h
• larpandoracontent/larpandoracontent/LArThreeDReco/LArTwoViewMatching/TwoViewSimpleTracksTool.cc