#include <ShowerHitsBaseTool.h>

Inheritance diagram for lar_content::ShowerHitsBaseTool:

Public Member Functions
	ShowerHitsBaseTool ()
	Default constructor. More...

virtual void	Run (ThreeDHitCreationAlgorithm const pAlgorithm, const pandora::ParticleFlowObject const pPfo, const pandora::CaloHitVector &inputTwoDHits, ProtoHitVector &protoHitVector)
	Run the algorithm tool. More...

Public Member Functions inherited from lar_content::HitCreationBaseTool
	HitCreationBaseTool ()
	Default constructor. More...

virtual	~HitCreationBaseTool ()
	Destructor. More...

Protected Member Functions
virtual void	GetShowerHit3D (const pandora::CaloHitVector &caloHitVector1, const pandora::CaloHitVector &caloHitVector2, ProtoHit &protoHit) const =0
	Get the three dimensional position for to a two dimensional calo hit, using the hit and a list of candidate matched hits in the other two views. More...

virtual void	GetShowerHits3D (const pandora::CaloHitVector &inputTwoDHits, const pandora::CaloHitVector &caloHitVector1, const pandora::CaloHitVector &caloHitVector2, ProtoHitVector &protoHitVector) const
	Create three dimensional hits, using a list of input two dimensional hits and the hits (contained in the same particle) from the other two views. More...

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

Protected Member Functions inherited from lar_content::HitCreationBaseTool
virtual void	GetBestPosition3D (const pandora::HitType hitType1, const pandora::HitType hitType2, const pandora::CartesianPointVector &fitPositionList1, const pandora::CartesianPointVector &fitPositionList2, ProtoHit &protoHit) const
	Get the three dimensional position using a provided two dimensional calo hit and candidate fit positions from the other two views. More...

virtual void	GetBestPosition3D (const pandora::HitType hitType1, const pandora::HitType hitType2, const pandora::CartesianVector &fitPosition1, const pandora::CartesianVector &fitPosition2, ProtoHit &protoHit) const
	Get the three dimensional position using a provided two dimensional calo hit and candidate fit positions from the other two views. More...

virtual void	GetBestPosition3D (const pandora::HitType hitType, const pandora::CartesianVector &fitPosition, ProtoHit &protoHit) const
	Get the three dimensional position using a provided two dimensional calo hit and a candidate fit position from another view. More...

Private Member Functions
void	FilterCaloHits (const float x, const float xTolerance, const pandora::CaloHitVector &inputCaloHitVector, pandora::CaloHitVector &outputCaloHitVector) const
	Filter a list of calo hits to find those within a specified tolerance of a give x position. More...

Private Attributes
float	m_xTolerance
	The x tolerance to use when looking for associated calo hits between views. More...

Additional Inherited Members
Public Types inherited from lar_content::HitCreationBaseTool
typedef ThreeDHitCreationAlgorithm::ProtoHit	ProtoHit

typedef ThreeDHitCreationAlgorithm::ProtoHitVector	ProtoHitVector

typedef ThreeDHitCreationAlgorithm::TrajectorySample	TrajectorySample

Protected Attributes inherited from lar_content::HitCreationBaseTool
double	m_sigmaX2
	The sigmaX squared value, for calculation of chi2 deltaX term. More...

double	m_chiSquaredCut
	The chi squared cut (accept only values below the cut value) More...

Detailed Description

ShowerHitsBaseTool class.

Definition at line 19 of file ShowerHitsBaseTool.h.

Constructor & Destructor Documentation

lar_content::ShowerHitsBaseTool::ShowerHitsBaseTool ( )

Default constructor.

Definition at line 21 of file ShowerHitsBaseTool.cc.

                                        : m_xTolerance(1.f)
 {
 }

Member Function Documentation

void lar_content::ShowerHitsBaseTool::FilterCaloHits	(	const float	x,
		const float	xTolerance,
		const pandora::CaloHitVector &	inputCaloHitVector,
		pandora::CaloHitVector &	outputCaloHitVector
	)		const

private

Filter a list of calo hits to find those within a specified tolerance of a give x position.

Parameters

x	the x position
xTolerance	the x tolerance
inputCaloHitVector	the input calo hit vector
outputCaloHitVector	to receive the output calo hit vector

Definition at line 79 of file ShowerHitsBaseTool.cc.

 {
     for (const CaloHit *const pCaloHit : inputCaloHitVector)
     {
         const float deltaX(pCaloHit->GetPositionVector().GetX() - x);
 
         if (std::fabs(deltaX) < xTolerance)
             outputCaloHitVector.push_back(pCaloHit);
     }
 }

virtual void lar_content::ShowerHitsBaseTool::GetShowerHit3D	(	const pandora::CaloHitVector &	caloHitVector1,
		const pandora::CaloHitVector &	caloHitVector2,
		ProtoHit &	protoHit
	)		const

protectedpure virtual

Get the three dimensional position for to a two dimensional calo hit, using the hit and a list of candidate matched hits in the other two views.

Parameters

caloHitVector1	the vector of candidate hits in view 1
caloHitVector2	the vector of candidate hits in view 2
protoHit	to receive the populated proto hit

Implemented in lar_content::ThreeViewShowerHitsTool, and lar_content::TwoViewShowerHitsTool.

void lar_content::ShowerHitsBaseTool::GetShowerHits3D	(	const pandora::CaloHitVector &	inputTwoDHits,
		const pandora::CaloHitVector &	caloHitVector1,
		const pandora::CaloHitVector &	caloHitVector2,
		ProtoHitVector &	protoHitVector
	)		const

protectedvirtual

Create three dimensional hits, using a list of input two dimensional hits and the hits (contained in the same particle) from the other two views.

Parameters

inputTwoDHits	the list of input two dimensional hits
caloHitVector1	hits in the first alternate view
caloHitVector2	hits in the second alternate view
protoHitVector	to receive the new three dimensional proto hits

Definition at line 54 of file ShowerHitsBaseTool.cc.

 {
     for (const CaloHit *const pCaloHit2D : inputTwoDHits)
     {
         try
         {
             CaloHitVector filteredHits1, filteredHits2;
             this->FilterCaloHits(pCaloHit2D->GetPositionVector().GetX(), m_xTolerance, caloHitVector1, filteredHits1);
             this->FilterCaloHits(pCaloHit2D->GetPositionVector().GetX(), m_xTolerance, caloHitVector2, filteredHits2);
 
             ProtoHit protoHit(pCaloHit2D);
             this->GetShowerHit3D(filteredHits1, filteredHits2, protoHit);
 
             if (protoHit.IsPositionSet() && (protoHit.GetChi2() < m_chiSquaredCut))
                 protoHitVector.push_back(protoHit);
         }
         catch (StatusCodeException &)
         {
         }
     }
 }

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

protectedvirtual

Reimplemented from lar_content::HitCreationBaseTool.

Reimplemented in lar_content::ThreeViewShowerHitsTool.

Definition at line 92 of file ShowerHitsBaseTool.cc.

 {
     PANDORA_RETURN_RESULT_IF_AND_IF(STATUS_CODE_SUCCESS, STATUS_CODE_NOT_FOUND, !=, XmlHelper::ReadValue(xmlHandle, "XTolerance", m_xTolerance));
 
     return HitCreationBaseTool::ReadSettings(xmlHandle);
 }

void lar_content::ShowerHitsBaseTool::Run	(	ThreeDHitCreationAlgorithm *const	pAlgorithm,
		const pandora::ParticleFlowObject *const	pPfo,
		const pandora::CaloHitVector &	inputTwoDHits,
		ProtoHitVector &	protoHitVector
	)

virtual

Run the algorithm tool.

Parameters

pAlgorithm	address of the calling algorithm
pPfo	the address of the pfo
inputTwoDHits	the vector of input two dimensional hits
protoHitVector	to receive the new three dimensional proto hits

Implements lar_content::HitCreationBaseTool.

Definition at line 27 of file ShowerHitsBaseTool.cc.

 {
     if (PandoraContentApi::GetSettings(*pAlgorithm)->ShouldDisplayAlgorithmInfo())
         std::cout << "----> Running Algorithm Tool: " << this->GetInstanceName() << ", " << this->GetType() << std::endl;
 
     try
     {
         if (!LArPfoHelper::IsShower(pPfo))
             return;
 
         CaloHitVector caloHitVectorU, caloHitVectorV, caloHitVectorW;
         pAlgorithm->FilterCaloHitsByType(inputTwoDHits, TPC_VIEW_U, caloHitVectorU);
         pAlgorithm->FilterCaloHitsByType(inputTwoDHits, TPC_VIEW_V, caloHitVectorV);
         pAlgorithm->FilterCaloHitsByType(inputTwoDHits, TPC_VIEW_W, caloHitVectorW);
 
         this->GetShowerHits3D(caloHitVectorU, caloHitVectorV, caloHitVectorW, protoHitVector);
         this->GetShowerHits3D(caloHitVectorV, caloHitVectorU, caloHitVectorW, protoHitVector);
         this->GetShowerHits3D(caloHitVectorW, caloHitVectorU, caloHitVectorV, protoHitVector);
     }
     catch (StatusCodeException &)
     {
     }
 }

Member Data Documentation

float lar_content::ShowerHitsBaseTool::m_xTolerance

private

The x tolerance to use when looking for associated calo hits between views.

Definition at line 67 of file ShowerHitsBaseTool.h.

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

Public Member Functions

Protected Member Functions

Private Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation