LArSoft  v07_13_02
Liquid Argon Software toolkit - http://larsoft.org/
lar_content::SlidingConePfoMopUpAlgorithm Class Reference

SlidingConePfoMopUpAlgorithm class. More...

#include "SlidingConePfoMopUpAlgorithm.h"

Inheritance diagram for lar_content::SlidingConePfoMopUpAlgorithm:
lar_content::PfoMopUpBaseAlgorithm lar_content::MopUpBaseAlgorithm

Classes

class  ClusterMerge
 ClusterMerge class. More...
 

Public Member Functions

 SlidingConePfoMopUpAlgorithm ()
 Default constructor. More...
 
virtual void MergeAndDeletePfos (const pandora::ParticleFlowObject *const pPfoToEnlarge, const pandora::ParticleFlowObject *const pPfoToDelete) const
 Merge and delete a pair of pfos, with a specific set of conventions for cluster merging, vertex use, etc. More...
 
template<typename T >
const std::string GetListName (const T *const pT) const
 Find the name of the list hosting a specific object. More...
 

Static Public Member Functions

static const pandora::Cluster * GetParentCluster (const pandora::ClusterList &clusterList, const pandora::HitType hitType)
 Select the parent cluster (same hit type and most hits) using a provided cluster list and hit type. More...
 

Protected Attributes

pandora::StringVector m_daughterListNames
 The list of potential daughter object list names. More...
 

Private Types

typedef std::vector< ClusterMergeClusterMergeList
 
typedef std::unordered_map< const pandora::Cluster *, const pandora::ParticleFlowObject * > ClusterToPfoMap
 
typedef std::unordered_map< const pandora::Cluster *, ClusterMergeListClusterMergeMap
 
typedef std::unordered_map< const pandora::Cluster *, bool > VertexAssociationMap
 
typedef std::unordered_map< const pandora::Cluster *, const pandora::Cluster * > ClusterReplacementMap
 

Private Member Functions

pandora::StatusCode Run ()
 
void GetInteractionVertex (const pandora::Vertex *&pVertex) const
 Get the neutrino interaction vertex if it is available and if the algorithm is configured to do so. More...
 
void GetThreeDClusters (pandora::ClusterVector &clusters3D, ClusterToPfoMap &clusterToPfoMap) const
 Get all 3d clusters contained in the input pfo lists and a mapping from clusters to pfos. More...
 
void GetClusterMergeMap (const pandora::Vertex *const pVertex, const pandora::ClusterVector &clusters3D, const ClusterToPfoMap &clusterToPfoMap, ClusterMergeMap &clusterMergeMap) const
 Get the cluster merge map describing all potential 3d cluster merges. More...
 
bool IsVertexAssociated (const pandora::Cluster *const pCluster, const pandora::Vertex *const pVertex, VertexAssociationMap &vertexAssociationMap, const ThreeDSlidingFitResult *const pSlidingFitResult=nullptr) const
 Whether a 3D cluster is nodally associated with a provided vertex. More...
 
bool IsVertexAssociated (const pandora::Cluster *const pCluster, const pandora::CartesianVector &vertexPosition, const ThreeDSlidingFitResult *const pSlidingFitResult=nullptr) const
 Whether a 3D cluster is nodally associated with a provided vertex. More...
 
bool MakePfoMerges (const ClusterToPfoMap &clusterToPfoMap, const ClusterMergeMap &clusterMergeMap) const
 Make pfo merges based on the provided cluster merge map. More...
 
pandora::StatusCode ReadSettings (const pandora::TiXmlHandle xmlHandle)
 

Private Attributes

pandora::StringVector m_inputPfoListNames
 The input pfo list names. More...
 
bool m_useVertex
 Whether to use the interaction vertex to select useful cone directions. More...
 
unsigned int m_maxIterations
 The maximum allowed number of algorithm iterations. More...
 
unsigned int m_maxHitsToConsider3DTrack
 The maximum number of hits in a 3d track cluster to warrant inclusion in algorithm. More...
 
unsigned int m_minHitsToConsider3DShower
 The minimum number of hits in a 3d shower cluster to attempt cone fits. More...
 
unsigned int m_halfWindowLayers
 The number of layers to use for half-window of sliding fit. More...
 
unsigned int m_nConeFitLayers
 The number of layers over which to sum fitted direction to obtain cone fit. More...
 
unsigned int m_nConeFits
 The number of cone fits to perform, spread roughly uniformly along the shower length. More...
 
float m_coneLengthMultiplier
 The cone length multiplier to use when calculating bounded cluster fractions. More...
 
float m_maxConeLength
 The maximum allowed cone length to use when calculating bounded cluster fractions. More...
 
float m_coneTanHalfAngle1
 The cone tan half angle to use when calculating bounded cluster fractions 1. More...
 
float m_coneBoundedFraction1
 The minimum cluster bounded fraction for association 1. More...
 
float m_coneTanHalfAngle2
 The cone tan half angle to use when calculating bounded cluster fractions 2. More...
 
float m_coneBoundedFraction2
 The minimum cluster bounded fraction for association 2. More...
 
float m_minVertexLongitudinalDistance
 Vertex association check: min longitudinal distance cut. More...
 
float m_maxVertexTransverseDistance
 Vertex association check: max transverse distance cut. More...
 

Detailed Description

Member Typedef Documentation

typedef std::unordered_map<const pandora::Cluster*, ClusterMergeList> lar_content::SlidingConePfoMopUpAlgorithm::ClusterMergeMap
private

Definition at line 102 of file SlidingConePfoMopUpAlgorithm.h.

typedef std::unordered_map<const pandora::Cluster*, const pandora::Cluster*> lar_content::SlidingConePfoMopUpAlgorithm::ClusterReplacementMap
private

Definition at line 154 of file SlidingConePfoMopUpAlgorithm.h.

typedef std::unordered_map<const pandora::Cluster*, const pandora::ParticleFlowObject*> lar_content::SlidingConePfoMopUpAlgorithm::ClusterToPfoMap
private

Definition at line 92 of file SlidingConePfoMopUpAlgorithm.h.

typedef std::unordered_map<const pandora::Cluster*, bool> lar_content::SlidingConePfoMopUpAlgorithm::VertexAssociationMap
private

Definition at line 115 of file SlidingConePfoMopUpAlgorithm.h.

Constructor & Destructor Documentation

lar_content::SlidingConePfoMopUpAlgorithm::SlidingConePfoMopUpAlgorithm ( )

Default constructor.

Definition at line 25 of file SlidingConePfoMopUpAlgorithm.cc.

25  :
26  m_useVertex(true),
27  m_maxIterations(1000),
31  m_nConeFitLayers(20),
32  m_nConeFits(5),
34  m_maxConeLength(126.f),
41 {
42 }
float m_coneBoundedFraction2
The minimum cluster bounded fraction for association 2.
float m_maxConeLength
The maximum allowed cone length to use when calculating bounded cluster fractions.
float m_maxVertexTransverseDistance
Vertex association check: max transverse distance cut.
float m_coneLengthMultiplier
The cone length multiplier to use when calculating bounded cluster fractions.
bool m_useVertex
Whether to use the interaction vertex to select useful cone directions.
TFile f
Definition: plotHisto.C:6
float m_minVertexLongitudinalDistance
Vertex association check: min longitudinal distance cut.
unsigned int m_nConeFitLayers
The number of layers over which to sum fitted direction to obtain cone fit.
unsigned int m_maxHitsToConsider3DTrack
The maximum number of hits in a 3d track cluster to warrant inclusion in algorithm.
float m_coneTanHalfAngle1
The cone tan half angle to use when calculating bounded cluster fractions 1.
float m_coneBoundedFraction1
The minimum cluster bounded fraction for association 1.
unsigned int m_maxIterations
The maximum allowed number of algorithm iterations.
unsigned int m_minHitsToConsider3DShower
The minimum number of hits in a 3d shower cluster to attempt cone fits.
unsigned int m_nConeFits
The number of cone fits to perform, spread roughly uniformly along the shower length.
float m_coneTanHalfAngle2
The cone tan half angle to use when calculating bounded cluster fractions 2.
unsigned int m_halfWindowLayers
The number of layers to use for half-window of sliding fit.

Member Function Documentation

void lar_content::SlidingConePfoMopUpAlgorithm::GetClusterMergeMap ( const pandora::Vertex *const  pVertex,
const pandora::ClusterVector &  clusters3D,
const ClusterToPfoMap clusterToPfoMap,
ClusterMergeMap clusterMergeMap 
) const
private

Get the cluster merge map describing all potential 3d cluster merges.

Parameters
pVertexthe neutrino interaction vertex, if available
clusters3Dthe sorted list of 3d clusters
clusterToPfoMapthe mapping from 3d cluster to pfo
clusterMergeMapto receive the populated cluster merge map

Definition at line 123 of file SlidingConePfoMopUpAlgorithm.cc.

References lar_content::CONE_BACKWARD_ONLY, lar_content::CONE_BOTH_DIRECTIONS, lar_content::CONE_FORWARD_ONLY, f, lar_content::SlidingConePfoMopUpAlgorithm::ClusterMerge::GetBoundedFraction1(), lar_content::SlidingConePfoMopUpAlgorithm::ClusterMerge::GetBoundedFraction2(), lar_content::ThreeDSlidingFitResult::GetGlobalMaxLayerPosition(), lar_content::ThreeDSlidingFitResult::GetGlobalMinLayerPosition(), lar_content::LArPointingCluster::GetInnerVertex(), lar_content::LArPointingCluster::GetOuterVertex(), lar_content::SlidingConePfoMopUpAlgorithm::ClusterMerge::GetParentCluster(), lar_content::LArPointingCluster::Vertex::GetPosition(), lar_content::ThreeDSlidingConeFitResult::GetSimpleConeList(), lar_content::ThreeDSlidingConeFitResult::GetSlidingFitResult(), lar_content::LArGeometryHelper::GetWireZPitch(), lar_content::LArPointingClusterHelper::IsNode(), lar_content::LArPfoHelper::IsShower(), IsVertexAssociated(), m_coneBoundedFraction1, m_coneBoundedFraction2, m_coneLengthMultiplier, m_coneTanHalfAngle1, m_coneTanHalfAngle2, m_halfWindowLayers, m_maxConeLength, m_maxVertexTransverseDistance, m_minHitsToConsider3DShower, m_minVertexLongitudinalDistance, m_nConeFitLayers, m_nConeFits, and min.

Referenced by Run().

125 {
126  VertexAssociationMap vertexAssociationMap;
127  const float layerPitch(LArGeometryHelper::GetWireZPitch(this->GetPandora()));
128 
129  for (const Cluster *const pShowerCluster : clusters3D)
130  {
131  if ((pShowerCluster->GetNCaloHits() < m_minHitsToConsider3DShower) || !LArPfoHelper::IsShower(clusterToPfoMap.at(pShowerCluster)))
132  continue;
133 
134  float coneLength(0.f);
135  SimpleConeList simpleConeList;
136  bool isShowerVertexAssociated(false);
137 
138  try
139  {
140  const ThreeDSlidingConeFitResult slidingConeFitResult3D(pShowerCluster, m_halfWindowLayers, layerPitch);
141 
142  const CartesianVector &minLayerPosition(slidingConeFitResult3D.GetSlidingFitResult().GetGlobalMinLayerPosition());
143  const CartesianVector &maxLayerPosition(slidingConeFitResult3D.GetSlidingFitResult().GetGlobalMaxLayerPosition());
144  coneLength = std::min(m_coneLengthMultiplier * (maxLayerPosition - minLayerPosition).GetMagnitude(), m_maxConeLength);
145 
146  const float vertexToMinLayer(!pVertex ? 0.f : (pVertex->GetPosition() - minLayerPosition).GetMagnitude());
147  const float vertexToMaxLayer(!pVertex ? 0.f : (pVertex->GetPosition() - maxLayerPosition).GetMagnitude());
148  const ConeSelection coneSelection(!pVertex ? CONE_BOTH_DIRECTIONS : (vertexToMaxLayer > vertexToMinLayer) ? CONE_FORWARD_ONLY : CONE_BACKWARD_ONLY);
149 
150  slidingConeFitResult3D.GetSimpleConeList(m_nConeFitLayers, m_nConeFits, coneSelection, simpleConeList);
151  isShowerVertexAssociated = this->IsVertexAssociated(pShowerCluster, pVertex, vertexAssociationMap, &(slidingConeFitResult3D.GetSlidingFitResult()));
152  }
153  catch (const StatusCodeException &) {continue;}
154 
155  for (const Cluster *const pNearbyCluster : clusters3D)
156  {
157  if (pNearbyCluster == pShowerCluster)
158  continue;
159 
160  ClusterMerge bestClusterMerge(nullptr, 0.f, 0.f);
161 
162  for (const SimpleCone &simpleCone : simpleConeList)
163  {
164  const float boundedFraction1(simpleCone.GetBoundedHitFraction(pNearbyCluster, coneLength, m_coneTanHalfAngle1));
165  const float boundedFraction2(simpleCone.GetBoundedHitFraction(pNearbyCluster, coneLength, m_coneTanHalfAngle2));
166  const ClusterMerge clusterMerge(pShowerCluster, boundedFraction1, boundedFraction2);
167 
168  if (clusterMerge < bestClusterMerge)
169  bestClusterMerge = clusterMerge;
170  }
171 
172  if (isShowerVertexAssociated && this->IsVertexAssociated(pNearbyCluster, pVertex, vertexAssociationMap))
173  continue;
174 
175  if (bestClusterMerge.GetParentCluster() && (bestClusterMerge.GetBoundedFraction1() > m_coneBoundedFraction1) && (bestClusterMerge.GetBoundedFraction2() > m_coneBoundedFraction2))
176  clusterMergeMap[pNearbyCluster].push_back(bestClusterMerge);
177  }
178  }
179 
180  for (ClusterMergeMap::value_type &mapEntry : clusterMergeMap)
181  std::sort(mapEntry.second.begin(), mapEntry.second.end());
182 }
float m_coneBoundedFraction2
The minimum cluster bounded fraction for association 2.
float m_maxConeLength
The maximum allowed cone length to use when calculating bounded cluster fractions.
float m_coneLengthMultiplier
The cone length multiplier to use when calculating bounded cluster fractions.
std::vector< SimpleCone > SimpleConeList
static float GetWireZPitch(const pandora::Pandora &pandora, const float maxWirePitchDiscrepancy=0.01)
Return the wire pitch.
TFile f
Definition: plotHisto.C:6
bool IsVertexAssociated(const pandora::Cluster *const pCluster, const pandora::Vertex *const pVertex, VertexAssociationMap &vertexAssociationMap, const ThreeDSlidingFitResult *const pSlidingFitResult=nullptr) const
Whether a 3D cluster is nodally associated with a provided vertex.
static bool IsShower(const pandora::ParticleFlowObject *const pPfo)
Return shower flag based on Pfo Particle ID.
unsigned int m_nConeFitLayers
The number of layers over which to sum fitted direction to obtain cone fit.
float m_coneTanHalfAngle1
The cone tan half angle to use when calculating bounded cluster fractions 1.
float m_coneBoundedFraction1
The minimum cluster bounded fraction for association 1.
Int_t min
Definition: plot.C:26
ConeSelection
ConeSelection enum.
unsigned int m_minHitsToConsider3DShower
The minimum number of hits in a 3d shower cluster to attempt cone fits.
std::unordered_map< const pandora::Cluster *, bool > VertexAssociationMap
unsigned int m_nConeFits
The number of cone fits to perform, spread roughly uniformly along the shower length.
float m_coneTanHalfAngle2
The cone tan half angle to use when calculating bounded cluster fractions 2.
unsigned int m_halfWindowLayers
The number of layers to use for half-window of sliding fit.
void lar_content::SlidingConePfoMopUpAlgorithm::GetInteractionVertex ( const pandora::Vertex *&  pVertex) const
private

Get the neutrino interaction vertex if it is available and if the algorithm is configured to do so.

Parameters
pVertexto receive the neutrino interaction vertex

Definition at line 78 of file SlidingConePfoMopUpAlgorithm.cc.

References m_useVertex.

Referenced by Run().

79 {
80  if (!m_useVertex)
81  return;
82 
83  const VertexList *pVertexList = nullptr;
84  PANDORA_THROW_RESULT_IF_AND_IF(STATUS_CODE_SUCCESS, STATUS_CODE_NOT_INITIALIZED, !=, PandoraContentApi::GetCurrentList(*this, pVertexList));
85 
86  pVertex = ((pVertexList && (pVertexList->size() == 1) && (VERTEX_3D == (*(pVertexList->begin()))->GetVertexType())) ? *(pVertexList->begin()) : nullptr);
87 }
bool m_useVertex
Whether to use the interaction vertex to select useful cone directions.
std::list< Vertex > VertexList
Definition: DCEL.h:178
template<typename T >
template const std::string lar_content::MopUpBaseAlgorithm::GetListName ( const T *const  pT) const
inherited

Find the name of the list hosting a specific object.

Parameters
pTthe address of the object
Returns
the name of the list

Definition at line 19 of file MopUpBaseAlgorithm.cc.

Referenced by lar_content::IsolatedClusterMopUpAlgorithm::DissolveClustersToHits(), lar_content::ClusterMopUpBaseAlgorithm::MakeClusterMerges(), and lar_content::SlidingConeClusterMopUpAlgorithm::MakeClusterMerges().

20 {
21  std::string currentListName;
22  const MANAGED_CONTAINER<const T*> *pCurrentList(nullptr);
23  (void) PandoraContentApi::GetCurrentList(*this, pCurrentList, currentListName);
24 
25  if (pCurrentList && (pCurrentList->end() != std::find(pCurrentList->begin(), pCurrentList->end(), pT)))
26  return currentListName;
27 
28  for (const std::string &listName : m_daughterListNames)
29  {
30  const MANAGED_CONTAINER<const T*> *pList(nullptr);
31  (void) PandoraContentApi::GetList(*this, listName, pList);
32 
33  if (pList && (pList->end() != std::find(pList->begin(), pList->end(), pT)))
34  return listName;
35  }
36 
37  throw StatusCodeException(STATUS_CODE_NOT_FOUND);
38 }
pandora::StringVector m_daughterListNames
The list of potential daughter object list names.
const Cluster * lar_content::PfoMopUpBaseAlgorithm::GetParentCluster ( const pandora::ClusterList &  clusterList,
const pandora::HitType  hitType 
)
staticinherited

Select the parent cluster (same hit type and most hits) using a provided cluster list and hit type.

Parameters
clusterListthe cluster list
hitTypethe hit type
Returns
the address of the parent cluster

Definition at line 60 of file PfoMopUpBaseAlgorithm.cc.

Referenced by lar_content::SlidingConeClusterMopUpAlgorithm::MakeClusterMerges(), lar_content::SlidingConeClusterMopUpAlgorithm::ClusterMerge::operator<(), lar_content::SlidingConePfoMopUpAlgorithm::ClusterMerge::operator<(), and lar_content::MasterAlgorithm::StitchPfos().

61 {
62  unsigned int mostHits(0);
63  const Cluster *pBestParentCluster(nullptr);
64 
65  for (const Cluster *const pParentCluster : clusterList)
66  {
67  if (hitType != LArClusterHelper::GetClusterHitType(pParentCluster))
68  continue;
69 
70  const unsigned int nParentHits(pParentCluster->GetNCaloHits());
71 
72  if (nParentHits > mostHits)
73  {
74  mostHits = nParentHits;
75  pBestParentCluster = pParentCluster;
76  }
77  }
78 
79  return pBestParentCluster;
80 }
static pandora::HitType GetClusterHitType(const pandora::Cluster *const pCluster)
Get the hit type associated with a two dimensional cluster.
void lar_content::SlidingConePfoMopUpAlgorithm::GetThreeDClusters ( pandora::ClusterVector &  clusters3D,
ClusterToPfoMap clusterToPfoMap 
) const
private

Get all 3d clusters contained in the input pfo lists and a mapping from clusters to pfos.

Parameters
clusters3Dto receive the sorted list of 3d clusters
clusterToPfoMapto receive the mapping from 3d cluster to pfo

Definition at line 91 of file SlidingConePfoMopUpAlgorithm.cc.

References lar_content::LArPfoHelper::GetThreeDClusterList(), lar_content::LArPfoHelper::IsTrack(), m_inputPfoListNames, m_maxHitsToConsider3DTrack, and lar_content::LArClusterHelper::SortByNHits().

Referenced by Run().

92 {
93  for (const std::string &pfoListName : m_inputPfoListNames)
94  {
95  const PfoList *pPfoList(nullptr);
96 
97  if (STATUS_CODE_SUCCESS != PandoraContentApi::GetList(*this, pfoListName, pPfoList))
98  continue;
99 
100  for (const Pfo *const pPfo : *pPfoList)
101  {
102  ClusterList pfoClusters3D;
103  LArPfoHelper::GetThreeDClusterList(pPfo, pfoClusters3D);
104 
105  for (const Cluster *const pCluster3D : pfoClusters3D)
106  {
107  if (LArPfoHelper::IsTrack(pPfo) && (pCluster3D->GetNCaloHits() > m_maxHitsToConsider3DTrack))
108  continue;
109 
110  if (!clusterToPfoMap.insert(ClusterToPfoMap::value_type(pCluster3D, pPfo)).second)
111  throw StatusCodeException(STATUS_CODE_ALREADY_PRESENT);
112 
113  clusters3D.push_back(pCluster3D);
114  }
115  }
116  }
117 
118  std::sort(clusters3D.begin(), clusters3D.end(), LArClusterHelper::SortByNHits);
119 }
static bool SortByNHits(const pandora::Cluster *const pLhs, const pandora::Cluster *const pRhs)
Sort clusters by number of hits, then layer span, then inner layer, then position, then pulse-height.
static bool IsTrack(const pandora::ParticleFlowObject *const pPfo)
Return track flag based on Pfo Particle ID.
unsigned int m_maxHitsToConsider3DTrack
The maximum number of hits in a 3d track cluster to warrant inclusion in algorithm.
pandora::StringVector m_inputPfoListNames
The input pfo list names.
static void GetThreeDClusterList(const pandora::ParticleFlowObject *const pPfo, pandora::ClusterList &clusterList)
Get the list of 3D clusters from an input pfo.
bool lar_content::SlidingConePfoMopUpAlgorithm::IsVertexAssociated ( const pandora::Cluster *const  pCluster,
const pandora::Vertex *const  pVertex,
VertexAssociationMap vertexAssociationMap,
const ThreeDSlidingFitResult *const  pSlidingFitResult = nullptr 
) const
private

Whether a 3D cluster is nodally associated with a provided vertex.

Parameters
pClusterthe address of the cluster
pVertexthe address of the vertex
vertexAssociationMapthe vertex association map, which caches the results for efficiency
pSlidingFitResultthe address of a 3D sliding linear fit, if available, which aids pointing cluster construction efficiency
Returns
boolean

Referenced by GetClusterMergeMap().

bool lar_content::SlidingConePfoMopUpAlgorithm::IsVertexAssociated ( const pandora::Cluster *const  pCluster,
const pandora::CartesianVector &  vertexPosition,
const ThreeDSlidingFitResult *const  pSlidingFitResult = nullptr 
) const
private

Whether a 3D cluster is nodally associated with a provided vertex.

Parameters
pClusterthe address of the cluster
vertexPositionthe vertex position
pSlidingFitResultthe address of a 3D sliding linear fit, if available, which aids pointing cluster construction efficiency
Returns
boolean
bool lar_content::SlidingConePfoMopUpAlgorithm::MakePfoMerges ( const ClusterToPfoMap clusterToPfoMap,
const ClusterMergeMap clusterMergeMap 
) const
private

Make pfo merges based on the provided cluster merge map.

Parameters
clusterToPfoMapthe mapping from 3d cluster to pfo
clusterMergeMapthe populated cluster merge map
Returns
whether a pfo merge has been made

Definition at line 228 of file SlidingConePfoMopUpAlgorithm.cc.

References lar_content::PfoMopUpBaseAlgorithm::MergeAndDeletePfos(), and lar_content::LArClusterHelper::SortByNHits().

Referenced by Run().

229 {
230  ClusterVector daughterClusters;
231  for (const ClusterMergeMap::value_type &mapEntry : clusterMergeMap) daughterClusters.push_back(mapEntry.first);
232  std::sort(daughterClusters.begin(), daughterClusters.end(), LArClusterHelper::SortByNHits);
233 
234  bool pfosMerged(false);
235  ClusterReplacementMap clusterReplacementMap;
236 
237  for (ClusterVector::const_reverse_iterator rIter = daughterClusters.rbegin(), rIterEnd = daughterClusters.rend(); rIter != rIterEnd; ++rIter)
238  {
239  const Cluster *const pDaughterCluster(*rIter);
240 
241  if (clusterReplacementMap.count(pDaughterCluster))
242  throw StatusCodeException(STATUS_CODE_FAILURE);
243 
244  const Cluster *pParentCluster(clusterMergeMap.at(pDaughterCluster).at(0).GetParentCluster());
245 
246  if (clusterReplacementMap.count(pParentCluster))
247  pParentCluster = clusterReplacementMap.at(pParentCluster);
248 
249  // ATTN Sign there was a reciprocal relationship in the cluster merge map (already actioned once)
250  if (pDaughterCluster == pParentCluster)
251  continue;
252 
253  // Key book-keeping on clusters and use cluster->pfo lookup
254  const Pfo *const pDaughterPfo(clusterToPfoMap.at(pDaughterCluster));
255  const Pfo *const pParentPfo(clusterToPfoMap.at(pParentCluster));
256  this->MergeAndDeletePfos(pParentPfo, pDaughterPfo);
257  pfosMerged = true;
258 
259  // Simple/placeholder book-keeping for reciprocal relationships and progressive merges
260  clusterReplacementMap[pDaughterCluster] = pParentCluster;
261 
262  for (ClusterReplacementMap::value_type &mapEntry : clusterReplacementMap)
263  {
264  if (pDaughterCluster == mapEntry.second)
265  mapEntry.second = pParentCluster;
266  }
267  }
268 
269  return pfosMerged;
270 }
static bool SortByNHits(const pandora::Cluster *const pLhs, const pandora::Cluster *const pRhs)
Sort clusters by number of hits, then layer span, then inner layer, then position, then pulse-height.
std::unordered_map< const pandora::Cluster *, const pandora::Cluster * > ClusterReplacementMap
std::vector< art::Ptr< recob::Cluster > > ClusterVector
virtual void MergeAndDeletePfos(const pandora::ParticleFlowObject *const pPfoToEnlarge, const pandora::ParticleFlowObject *const pPfoToDelete) const
Merge and delete a pair of pfos, with a specific set of conventions for cluster merging, vertex use, etc.
void lar_content::PfoMopUpBaseAlgorithm::MergeAndDeletePfos ( const pandora::ParticleFlowObject *const  pPfoToEnlarge,
const pandora::ParticleFlowObject *const  pPfoToDelete 
) const
virtualinherited

Merge and delete a pair of pfos, with a specific set of conventions for cluster merging, vertex use, etc.

Parameters
pPfoToEnlargethe address of the pfo to enlarge
pPfoToDeletethe address of the pfo to delete (will become a dangling pointer)

Definition at line 20 of file PfoMopUpBaseAlgorithm.cc.

Referenced by MakePfoMerges(), and lar_content::VertexBasedPfoMopUpAlgorithm::MergePfos().

21 {
22  if (pPfoToEnlarge == pPfoToDelete)
23  throw StatusCodeException(STATUS_CODE_NOT_ALLOWED);
24 
25  const PfoList daughterPfos(pPfoToDelete->GetDaughterPfoList());
26  const ClusterVector daughterClusters(pPfoToDelete->GetClusterList().begin(), pPfoToDelete->GetClusterList().end());
27  const VertexVector daughterVertices(pPfoToDelete->GetVertexList().begin(), pPfoToDelete->GetVertexList().end());
28 
29  PANDORA_THROW_RESULT_IF(STATUS_CODE_SUCCESS, !=, PandoraContentApi::Delete(*this, pPfoToDelete, this->GetListName(pPfoToDelete)));
30 
31  for (const ParticleFlowObject *const pDaughterPfo : daughterPfos)
32  {
33  PANDORA_THROW_RESULT_IF(STATUS_CODE_SUCCESS, !=, PandoraContentApi::SetPfoParentDaughterRelationship(*this, pPfoToEnlarge, pDaughterPfo));
34  }
35 
36  for (const Vertex *const pDaughterVertex : daughterVertices)
37  {
38  PANDORA_THROW_RESULT_IF(STATUS_CODE_SUCCESS, !=, PandoraContentApi::Delete(*this, pDaughterVertex, this->GetListName(pDaughterVertex)));
39  }
40 
41  for (const Cluster *const pDaughterCluster : daughterClusters)
42  {
43  const HitType daughterHitType(LArClusterHelper::GetClusterHitType(pDaughterCluster));
44  const Cluster *pParentCluster(PfoMopUpBaseAlgorithm::GetParentCluster(pPfoToEnlarge->GetClusterList(), daughterHitType));
45 
46  if (pParentCluster)
47  {
48  PANDORA_THROW_RESULT_IF(STATUS_CODE_SUCCESS, !=, PandoraContentApi::MergeAndDeleteClusters(*this, pParentCluster, pDaughterCluster,
49  this->GetListName(pParentCluster), this->GetListName(pDaughterCluster)));
50  }
51  else
52  {
53  PANDORA_THROW_RESULT_IF(STATUS_CODE_SUCCESS, !=, PandoraContentApi::AddToPfo(*this, pPfoToEnlarge, pDaughterCluster));
54  }
55  }
56 }
static pandora::HitType GetClusterHitType(const pandora::Cluster *const pCluster)
Get the hit type associated with a two dimensional cluster.
const std::string GetListName(const T *const pT) const
Find the name of the list hosting a specific object.
static const pandora::Cluster * GetParentCluster(const pandora::ClusterList &clusterList, const pandora::HitType hitType)
Select the parent cluster (same hit type and most hits) using a provided cluster list and hit type...
std::vector< art::Ptr< recob::Cluster > > ClusterVector
std::vector< art::Ptr< recob::Vertex > > VertexVector
StatusCode lar_content::SlidingConePfoMopUpAlgorithm::ReadSettings ( const pandora::TiXmlHandle  xmlHandle)
privatevirtual

Reimplemented from lar_content::PfoMopUpBaseAlgorithm.

Definition at line 298 of file SlidingConePfoMopUpAlgorithm.cc.

References m_coneBoundedFraction1, m_coneBoundedFraction2, m_coneLengthMultiplier, m_coneTanHalfAngle1, m_coneTanHalfAngle2, lar_content::MopUpBaseAlgorithm::m_daughterListNames, m_halfWindowLayers, m_inputPfoListNames, m_maxConeLength, m_maxHitsToConsider3DTrack, m_maxIterations, m_maxVertexTransverseDistance, m_minHitsToConsider3DShower, m_minVertexLongitudinalDistance, m_nConeFitLayers, m_nConeFits, m_useVertex, and lar_content::PfoMopUpBaseAlgorithm::ReadSettings().

299 {
300  PANDORA_RETURN_RESULT_IF_AND_IF(STATUS_CODE_SUCCESS, STATUS_CODE_NOT_FOUND, !=, XmlHelper::ReadVectorOfValues(xmlHandle,
301  "InputPfoListNames", m_inputPfoListNames));
302 
303  PANDORA_RETURN_RESULT_IF_AND_IF(STATUS_CODE_SUCCESS, STATUS_CODE_NOT_FOUND, !=, XmlHelper::ReadValue(xmlHandle,
304  "UseVertex", m_useVertex));
305 
306  PANDORA_RETURN_RESULT_IF_AND_IF(STATUS_CODE_SUCCESS, STATUS_CODE_NOT_FOUND, !=, XmlHelper::ReadValue(xmlHandle,
307  "MaxIterations", m_maxIterations));
308 
309  PANDORA_RETURN_RESULT_IF_AND_IF(STATUS_CODE_SUCCESS, STATUS_CODE_NOT_FOUND, !=, XmlHelper::ReadValue(xmlHandle,
310  "MaxHitsToConsider3DTrack", m_maxHitsToConsider3DTrack));
311 
312  PANDORA_RETURN_RESULT_IF_AND_IF(STATUS_CODE_SUCCESS, STATUS_CODE_NOT_FOUND, !=, XmlHelper::ReadValue(xmlHandle,
313  "MinHitsToConsider3DShower", m_minHitsToConsider3DShower));
314 
315  PANDORA_RETURN_RESULT_IF_AND_IF(STATUS_CODE_SUCCESS, STATUS_CODE_NOT_FOUND, !=, XmlHelper::ReadValue(xmlHandle,
316  "SlidingFitHalfWindow", m_halfWindowLayers));
317 
318  PANDORA_RETURN_RESULT_IF_AND_IF(STATUS_CODE_SUCCESS, STATUS_CODE_NOT_FOUND, !=, XmlHelper::ReadValue(xmlHandle,
319  "NConeFitLayers", m_nConeFitLayers));
320 
321  PANDORA_RETURN_RESULT_IF_AND_IF(STATUS_CODE_SUCCESS, STATUS_CODE_NOT_FOUND, !=, XmlHelper::ReadValue(xmlHandle,
322  "NConeFits", m_nConeFits));
323 
324  PANDORA_RETURN_RESULT_IF_AND_IF(STATUS_CODE_SUCCESS, STATUS_CODE_NOT_FOUND, !=, XmlHelper::ReadValue(xmlHandle,
325  "ConeLengthMultiplier", m_coneLengthMultiplier));
326 
327  PANDORA_RETURN_RESULT_IF_AND_IF(STATUS_CODE_SUCCESS, STATUS_CODE_NOT_FOUND, !=, XmlHelper::ReadValue(xmlHandle,
328  "MaxConeLength", m_maxConeLength));
329 
330  PANDORA_RETURN_RESULT_IF_AND_IF(STATUS_CODE_SUCCESS, STATUS_CODE_NOT_FOUND, !=, XmlHelper::ReadValue(xmlHandle,
331  "ConeTanHalfAngle1", m_coneTanHalfAngle1));
332 
333  PANDORA_RETURN_RESULT_IF_AND_IF(STATUS_CODE_SUCCESS, STATUS_CODE_NOT_FOUND, !=, XmlHelper::ReadValue(xmlHandle,
334  "ConeBoundedFraction1", m_coneBoundedFraction1));
335 
336  PANDORA_RETURN_RESULT_IF_AND_IF(STATUS_CODE_SUCCESS, STATUS_CODE_NOT_FOUND, !=, XmlHelper::ReadValue(xmlHandle,
337  "ConeTanHalfAngle2", m_coneTanHalfAngle2));
338 
339  PANDORA_RETURN_RESULT_IF_AND_IF(STATUS_CODE_SUCCESS, STATUS_CODE_NOT_FOUND, !=, XmlHelper::ReadValue(xmlHandle,
340  "ConeBoundedFraction2", m_coneBoundedFraction2));
341 
342  PANDORA_RETURN_RESULT_IF_AND_IF(STATUS_CODE_SUCCESS, STATUS_CODE_NOT_FOUND, !=, XmlHelper::ReadValue(xmlHandle,
343  "MinVertexLongitudinalDistance", m_minVertexLongitudinalDistance));
344 
345  PANDORA_RETURN_RESULT_IF_AND_IF(STATUS_CODE_SUCCESS, STATUS_CODE_NOT_FOUND, !=, XmlHelper::ReadValue(xmlHandle,
346  "MaxVertexTransverseDistance", m_maxVertexTransverseDistance));
347 
349 
350  return PfoMopUpBaseAlgorithm::ReadSettings(xmlHandle);
351 }
float m_coneBoundedFraction2
The minimum cluster bounded fraction for association 2.
float m_maxConeLength
The maximum allowed cone length to use when calculating bounded cluster fractions.
float m_maxVertexTransverseDistance
Vertex association check: max transverse distance cut.
float m_coneLengthMultiplier
The cone length multiplier to use when calculating bounded cluster fractions.
pandora::StringVector m_daughterListNames
The list of potential daughter object list names.
bool m_useVertex
Whether to use the interaction vertex to select useful cone directions.
float m_minVertexLongitudinalDistance
Vertex association check: min longitudinal distance cut.
unsigned int m_nConeFitLayers
The number of layers over which to sum fitted direction to obtain cone fit.
unsigned int m_maxHitsToConsider3DTrack
The maximum number of hits in a 3d track cluster to warrant inclusion in algorithm.
float m_coneTanHalfAngle1
The cone tan half angle to use when calculating bounded cluster fractions 1.
pandora::StringVector m_inputPfoListNames
The input pfo list names.
float m_coneBoundedFraction1
The minimum cluster bounded fraction for association 1.
virtual pandora::StatusCode ReadSettings(const pandora::TiXmlHandle xmlHandle)
unsigned int m_maxIterations
The maximum allowed number of algorithm iterations.
unsigned int m_minHitsToConsider3DShower
The minimum number of hits in a 3d shower cluster to attempt cone fits.
unsigned int m_nConeFits
The number of cone fits to perform, spread roughly uniformly along the shower length.
float m_coneTanHalfAngle2
The cone tan half angle to use when calculating bounded cluster fractions 2.
unsigned int m_halfWindowLayers
The number of layers to use for half-window of sliding fit.
StatusCode lar_content::SlidingConePfoMopUpAlgorithm::Run ( )
private

Definition at line 46 of file SlidingConePfoMopUpAlgorithm.cc.

References GetClusterMergeMap(), GetInteractionVertex(), GetThreeDClusters(), m_maxIterations, m_useVertex, and MakePfoMerges().

47 {
48  const Vertex *pVertex(nullptr);
49  this->GetInteractionVertex(pVertex);
50 
51  if (m_useVertex && !pVertex)
52  {
53  if (PandoraContentApi::GetSettings(*this)->ShouldDisplayAlgorithmInfo())
54  std::cout << "SlidingConePfoMopUpAlgorithm - interaction vertex not available for use." << std::endl;
55  return STATUS_CODE_SUCCESS;
56  }
57 
58  unsigned int nIterations(0);
59 
60  while (nIterations++ < m_maxIterations)
61  {
62  ClusterVector clusters3D;
63  ClusterToPfoMap clusterToPfoMap;
64  this->GetThreeDClusters(clusters3D, clusterToPfoMap);
65 
66  ClusterMergeMap clusterMergeMap;
67  this->GetClusterMergeMap(pVertex, clusters3D, clusterToPfoMap, clusterMergeMap);
68 
69  if (!this->MakePfoMerges(clusterToPfoMap, clusterMergeMap))
70  break;
71  }
72 
73  return STATUS_CODE_SUCCESS;
74 }
void GetClusterMergeMap(const pandora::Vertex *const pVertex, const pandora::ClusterVector &clusters3D, const ClusterToPfoMap &clusterToPfoMap, ClusterMergeMap &clusterMergeMap) const
Get the cluster merge map describing all potential 3d cluster merges.
void GetInteractionVertex(const pandora::Vertex *&pVertex) const
Get the neutrino interaction vertex if it is available and if the algorithm is configured to do so...
bool MakePfoMerges(const ClusterToPfoMap &clusterToPfoMap, const ClusterMergeMap &clusterMergeMap) const
Make pfo merges based on the provided cluster merge map.
void GetThreeDClusters(pandora::ClusterVector &clusters3D, ClusterToPfoMap &clusterToPfoMap) const
Get all 3d clusters contained in the input pfo lists and a mapping from clusters to pfos...
bool m_useVertex
Whether to use the interaction vertex to select useful cone directions.
std::unordered_map< const pandora::Cluster *, const pandora::ParticleFlowObject * > ClusterToPfoMap
std::unordered_map< const pandora::Cluster *, ClusterMergeList > ClusterMergeMap
std::vector< art::Ptr< recob::Cluster > > ClusterVector
unsigned int m_maxIterations
The maximum allowed number of algorithm iterations.

Member Data Documentation

float lar_content::SlidingConePfoMopUpAlgorithm::m_coneBoundedFraction1
private

The minimum cluster bounded fraction for association 1.

Definition at line 167 of file SlidingConePfoMopUpAlgorithm.h.

Referenced by GetClusterMergeMap(), and ReadSettings().

float lar_content::SlidingConePfoMopUpAlgorithm::m_coneBoundedFraction2
private

The minimum cluster bounded fraction for association 2.

Definition at line 169 of file SlidingConePfoMopUpAlgorithm.h.

Referenced by GetClusterMergeMap(), and ReadSettings().

float lar_content::SlidingConePfoMopUpAlgorithm::m_coneLengthMultiplier
private

The cone length multiplier to use when calculating bounded cluster fractions.

Definition at line 164 of file SlidingConePfoMopUpAlgorithm.h.

Referenced by GetClusterMergeMap(), and ReadSettings().

float lar_content::SlidingConePfoMopUpAlgorithm::m_coneTanHalfAngle1
private

The cone tan half angle to use when calculating bounded cluster fractions 1.

Definition at line 166 of file SlidingConePfoMopUpAlgorithm.h.

Referenced by GetClusterMergeMap(), and ReadSettings().

float lar_content::SlidingConePfoMopUpAlgorithm::m_coneTanHalfAngle2
private

The cone tan half angle to use when calculating bounded cluster fractions 2.

Definition at line 168 of file SlidingConePfoMopUpAlgorithm.h.

Referenced by GetClusterMergeMap(), and ReadSettings().

pandora::StringVector lar_content::MopUpBaseAlgorithm::m_daughterListNames
protectedinherited
unsigned int lar_content::SlidingConePfoMopUpAlgorithm::m_halfWindowLayers
private

The number of layers to use for half-window of sliding fit.

Definition at line 161 of file SlidingConePfoMopUpAlgorithm.h.

Referenced by GetClusterMergeMap(), and ReadSettings().

pandora::StringVector lar_content::SlidingConePfoMopUpAlgorithm::m_inputPfoListNames
private

The input pfo list names.

Definition at line 156 of file SlidingConePfoMopUpAlgorithm.h.

Referenced by GetThreeDClusters(), and ReadSettings().

float lar_content::SlidingConePfoMopUpAlgorithm::m_maxConeLength
private

The maximum allowed cone length to use when calculating bounded cluster fractions.

Definition at line 165 of file SlidingConePfoMopUpAlgorithm.h.

Referenced by GetClusterMergeMap(), and ReadSettings().

unsigned int lar_content::SlidingConePfoMopUpAlgorithm::m_maxHitsToConsider3DTrack
private

The maximum number of hits in a 3d track cluster to warrant inclusion in algorithm.

Definition at line 159 of file SlidingConePfoMopUpAlgorithm.h.

Referenced by GetThreeDClusters(), and ReadSettings().

unsigned int lar_content::SlidingConePfoMopUpAlgorithm::m_maxIterations
private

The maximum allowed number of algorithm iterations.

Definition at line 158 of file SlidingConePfoMopUpAlgorithm.h.

Referenced by ReadSettings(), and Run().

float lar_content::SlidingConePfoMopUpAlgorithm::m_maxVertexTransverseDistance
private

Vertex association check: max transverse distance cut.

Definition at line 171 of file SlidingConePfoMopUpAlgorithm.h.

Referenced by GetClusterMergeMap(), and ReadSettings().

unsigned int lar_content::SlidingConePfoMopUpAlgorithm::m_minHitsToConsider3DShower
private

The minimum number of hits in a 3d shower cluster to attempt cone fits.

Definition at line 160 of file SlidingConePfoMopUpAlgorithm.h.

Referenced by GetClusterMergeMap(), and ReadSettings().

float lar_content::SlidingConePfoMopUpAlgorithm::m_minVertexLongitudinalDistance
private

Vertex association check: min longitudinal distance cut.

Definition at line 170 of file SlidingConePfoMopUpAlgorithm.h.

Referenced by GetClusterMergeMap(), and ReadSettings().

unsigned int lar_content::SlidingConePfoMopUpAlgorithm::m_nConeFitLayers
private

The number of layers over which to sum fitted direction to obtain cone fit.

Definition at line 162 of file SlidingConePfoMopUpAlgorithm.h.

Referenced by GetClusterMergeMap(), and ReadSettings().

unsigned int lar_content::SlidingConePfoMopUpAlgorithm::m_nConeFits
private

The number of cone fits to perform, spread roughly uniformly along the shower length.

Definition at line 163 of file SlidingConePfoMopUpAlgorithm.h.

Referenced by GetClusterMergeMap(), and ReadSettings().

bool lar_content::SlidingConePfoMopUpAlgorithm::m_useVertex
private

Whether to use the interaction vertex to select useful cone directions.

Definition at line 157 of file SlidingConePfoMopUpAlgorithm.h.

Referenced by GetInteractionVertex(), ReadSettings(), and Run().


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