SimpleCone class. More...

#include <LArThreeDSlidingConeFitResult.h>

Public Member Functions
	SimpleCone (const pandora::CartesianVector &coneApex, const pandora::CartesianVector &coneDirection, const float coneLength, const float coneTanHalfAngle)
	Constructor. More...

const pandora::CartesianVector &	GetConeApex () const
	Get the cone apex. More...

const pandora::CartesianVector &	GetConeDirection () const
	Get the cone direction. More...

float	GetConeLength () const
	Get the cone length. More...

float	GetConeTanHalfAngle () const
	Get the tangent of the cone half-angle. More...

float	GetMeanRT (const pandora::Cluster *const pCluster) const
	Get the mean transverse distance to all hits in a cluster (whether contained or not) More...

float	GetBoundedHitFraction (const pandora::Cluster *const pCluster) const
	Get the fraction of hits in a provided cluster that are bounded within the cone, using fitted cone angle and length. More...

float	GetBoundedHitFraction (const pandora::Cluster *const pCluster, const float coneLength, const float coneTanHalfAngle) const
	Get the fraction of hits in a provided cluster that are bounded within the cone, using provided cone angle and length. More...

Private Attributes
pandora::CartesianVector	m_coneApex
	The cone apex. More...

pandora::CartesianVector	m_coneDirection
	The cone direction. More...

float	m_coneLength
	The cone length. More...

float	m_coneTanHalfAngle
	The tangent of the cone half-angle. More...

Detailed Description

SimpleCone class.

Definition at line 36 of file LArThreeDSlidingConeFitResult.h.

Constructor & Destructor Documentation

lar_content::SimpleCone::SimpleCone	(	const pandora::CartesianVector &	coneApex,
		const pandora::CartesianVector &	coneDirection,
		const float	coneLength,
		const float	coneTanHalfAngle
	)

inline

Constructor.

Parameters

coneApex
coneDirection
coneLength
coneTanHalfAngle

Definition at line 173 of file LArThreeDSlidingConeFitResult.h.

                                                           :
     m_coneApex(coneApex),
     m_coneDirection(coneDirection),
     m_coneLength(coneLength),
     m_coneTanHalfAngle(coneTanHalfAngle)
 {
 }

Member Function Documentation

float lar_content::SimpleCone::GetBoundedHitFraction ( const pandora::Cluster *const pCluster ) const

inline

Get the fraction of hits in a provided cluster that are bounded within the cone, using fitted cone angle and length.

Parameters

pCluster the address of the cluster

Returns: the bounded hit fraction

Definition at line 212 of file LArThreeDSlidingConeFitResult.h.

 {
     return this->GetBoundedHitFraction(pCluster, this->GetConeLength(), this->GetConeTanHalfAngle());
 }

float lar_content::SimpleCone::GetBoundedHitFraction	(	const pandora::Cluster *const	pCluster,
		const float	coneLength,
		const float	coneTanHalfAngle
	)		const

Get the fraction of hits in a provided cluster that are bounded within the cone, using provided cone angle and length.

Parameters

pCluster	the address of the cluster
coneLength	the provided cone length
coneTanHalfAngle	the provided tangent of the cone half-angle

Returns: the bounded hit fraction

const pandora::CartesianVector & lar_content::SimpleCone::GetConeApex ( ) const

inline

Get the cone apex.

Returns: the cone apex

Definition at line 184 of file LArThreeDSlidingConeFitResult.h.

 {
     return m_coneApex;
 }

const pandora::CartesianVector & lar_content::SimpleCone::GetConeDirection ( ) const

inline

Get the cone direction.

Returns: the cone direction

Definition at line 191 of file LArThreeDSlidingConeFitResult.h.

 {
     return m_coneDirection;
 }

float lar_content::SimpleCone::GetConeLength ( ) const

inline

Get the cone length.

Returns: the cone length

Definition at line 198 of file LArThreeDSlidingConeFitResult.h.

 {
     return m_coneLength;
 }

float lar_content::SimpleCone::GetConeTanHalfAngle ( ) const

inline

Get the tangent of the cone half-angle.

Returns: the tangent of the cone half-angle

Definition at line 205 of file LArThreeDSlidingConeFitResult.h.

 {
     return m_coneTanHalfAngle;
 }

float lar_content::SimpleCone::GetMeanRT ( const pandora::Cluster *const pCluster ) const

Get the mean transverse distance to all hits in a cluster (whether contained or not)

Parameters

pCluster the address of the cluster

Returns: the mean transverse distance to all hits (whether contained or not)

Definition at line 22 of file LArThreeDSlidingConeFitResult.cc.

 {
     CartesianPointVector hitPositionVector;
     LArClusterHelper::GetCoordinateVector(pCluster, hitPositionVector);
 
     float rTSum(0.f);
     const unsigned int nClusterHits(pCluster->GetNCaloHits());
 
     for (const CartesianVector &hitPosition : hitPositionVector)
     {
         const CartesianVector displacement(hitPosition - this->GetConeApex());
         const float rT(displacement.GetCrossProduct(this->GetConeDirection()).GetMagnitude());
         rTSum += rT;
     }
 
     return ((nClusterHits > 0) ? rTSum / static_cast<float>(nClusterHits) : 0.f);
 }