ShowerRecoTools::ShowerPCAPropergationStartPosition Class Reference

Inheritance diagram for ShowerRecoTools::ShowerPCAPropergationStartPosition:

Public Member Functions
	ShowerPCAPropergationStartPosition (const fhicl::ParameterSet &pset)
int	CalculateElement (const art::Ptr< recob::PFParticle > &pfparticle, art::Event &Event, reco::shower::ShowerElementHolder &ShowerEleHolder) override
Public Member Functions inherited from ShowerRecoTools::IShowerTool
	IShowerTool (const fhicl::ParameterSet &pset)
virtual	~IShowerTool () noexcept=default
int	RunShowerTool (const art::Ptr< recob::PFParticle > &pfparticle, art::Event &Event, reco::shower::ShowerElementHolder &ShowerEleHolder, std::string evd_display_name_append="")
virtual void	InitialiseProducers ()
void	SetPtr (art::ProducesCollector *collector)
void	InitaliseProducerPtr (reco::shower::ShowerProducedPtrsHolder &uniqueproducerPtrs)
virtual int	AddAssociations (const art::Ptr< recob::PFParticle > &pfpPtr, art::Event &Event, reco::shower::ShowerElementHolder &ShowerEleHolder)

Private Attributes
art::InputTag	fPFParticleLabel
int	fVerbose
std::string	fShowerStartPositionOutputLabel
std::string	fShowerCentreInputLabel
std::string	fShowerDirectionInputLabel
std::string	fShowerStartPositionInputLabel

Additional Inherited Members
Protected Member Functions inherited from ShowerRecoTools::IShowerTool
const shower::LArPandoraShowerAlg &	GetLArPandoraShowerAlg () const
template<class T >
art::Ptr< T >	GetProducedElementPtr (std::string Name, reco::shower::ShowerElementHolder &ShowerEleHolder, int iter=-1)
template<class T >
void	InitialiseProduct (std::string Name, std::string InstanceName="")
template<class T , class A , class B >
void	AddSingle (A &a, B &b, std::string Name)
int	GetVectorPtrSize (std::string Name)
void	PrintPtrs ()
void	PrintPtr (std::string Name)

Detailed Description

Definition at line 17 of file ShowerPCAPropergationStartPosition_tool.cc.

Constructor & Destructor Documentation

ShowerRecoTools::ShowerPCAPropergationStartPosition::ShowerPCAPropergationStartPosition

(

const fhicl::ParameterSet &

pset

)

Definition at line 37 of file ShowerPCAPropergationStartPosition_tool.cc.

    : IShowerTool(pset.get<fhicl::ParameterSet>("BaseTools"))
    , fPFParticleLabel(pset.get<art::InputTag>("PFParticleLabel"))
    , fVerbose(pset.get<int>("Verbose"))
    , fShowerStartPositionOutputLabel(pset.get<std::string>("ShowerStartPositionOutputLabel"))
    , fShowerCentreInputLabel(pset.get<std::string>("ShowerCentreInputLabel"))
    , fShowerDirectionInputLabel(pset.get<std::string>("ShowerDirectionInputLabel"))
    , fShowerStartPositionInputLabel(pset.get<std::string>("ShowerStartPositionInputLabel"))
  {}

Member Function Documentation

int ShowerRecoTools::ShowerPCAPropergationStartPosition::CalculateElement ( const art::Ptr< recob::PFParticle > &  pfparticle, art::Event &  Event, reco::shower::ShowerElementHolder &  ShowerEleHolder  )

overridevirtual

Implements ShowerRecoTools::IShowerTool.

Definition at line 49 of file ShowerPCAPropergationStartPosition_tool.cc.

  {

    TVector3 ShowerCentre = {-999, -999, -999};

    //Get the start position and direction and center
    if (!ShowerEleHolder.CheckElement(fShowerStartPositionInputLabel)) {
      if (fVerbose)
        mf::LogError("ShowerPCAPropergationStartPosition")
          << "Start position not set, returning " << std::endl;
      return 1;
    }
    if (!ShowerEleHolder.CheckElement(fShowerDirectionInputLabel)) {
      if (fVerbose)
        mf::LogError("ShowerPCAPropergationStartPosition")
          << "Direction not set, returning " << std::endl;
      return 1;
    }
    if (!ShowerEleHolder.CheckElement(fShowerCentreInputLabel)) {

      auto const clockData =
        art::ServiceHandle<detinfo::DetectorClocksService const>()->DataFor(Event);
      auto const detProp =
        art::ServiceHandle<detinfo::DetectorPropertiesService const>()->DataFor(Event, clockData);

      // Get the assocated pfParicle vertex PFParticles
      auto const pfpHandle = Event.getValidHandle<std::vector<recob::PFParticle>>(fPFParticleLabel);

      const art::FindManyP<recob::SpacePoint>& fmspp =
        ShowerEleHolder.GetFindManyP<recob::SpacePoint>(pfpHandle, Event, fPFParticleLabel);

      //Get the spacepoints handle and the hit assoication
      auto const spHandle = Event.getValidHandle<std::vector<recob::SpacePoint>>(fPFParticleLabel);

      const art::FindManyP<recob::Hit>& fmh =
        ShowerEleHolder.GetFindManyP<recob::Hit>(spHandle, Event, fPFParticleLabel);

      //Spacepoints
      std::vector<art::Ptr<recob::SpacePoint>> spacePoints_pfp = fmspp.at(pfparticle.key());

      //We cannot progress with no spacepoints.
      if (spacePoints_pfp.empty()) return 1;

      //Get the shower center
      ShowerCentre = IShowerTool::GetLArPandoraShowerAlg().ShowerCentre(
        clockData, detProp, spacePoints_pfp, fmh);
    }
    else {
      ShowerEleHolder.GetElement(fShowerCentreInputLabel, ShowerCentre);
    }

    TVector3 ShowerStartPosition = {-999, -999, -999};
    ShowerEleHolder.GetElement(fShowerStartPositionInputLabel, ShowerStartPosition);

    TVector3 ShowerDirection = {-999, -999, -999};
    ShowerEleHolder.GetElement(fShowerDirectionInputLabel, ShowerDirection);

    //Get the projection
    double projection = ShowerDirection.Dot(ShowerStartPosition - ShowerCentre);

    //Get the position.
    TVector3 ShowerNewStartPosition = projection * ShowerDirection + ShowerCentre;
    TVector3 ShowerNewStartPositionErr = {-999, -999, -999};

    ShowerEleHolder.SetElement(
      ShowerNewStartPosition, ShowerNewStartPositionErr, fShowerStartPositionOutputLabel);

    return 0;
  }

Member Data Documentation

art::InputTag ShowerRecoTools::ShowerPCAPropergationStartPosition::fPFParticleLabel

private

Definition at line 29 of file ShowerPCAPropergationStartPosition_tool.cc.

std::string ShowerRecoTools::ShowerPCAPropergationStartPosition::fShowerCentreInputLabel

private

Definition at line 32 of file ShowerPCAPropergationStartPosition_tool.cc.

std::string ShowerRecoTools::ShowerPCAPropergationStartPosition::fShowerDirectionInputLabel

private

Definition at line 33 of file ShowerPCAPropergationStartPosition_tool.cc.

std::string ShowerRecoTools::ShowerPCAPropergationStartPosition::fShowerStartPositionInputLabel

private

Definition at line 34 of file ShowerPCAPropergationStartPosition_tool.cc.

std::string ShowerRecoTools::ShowerPCAPropergationStartPosition::fShowerStartPositionOutputLabel

private

Definition at line 31 of file ShowerPCAPropergationStartPosition_tool.cc.

int ShowerRecoTools::ShowerPCAPropergationStartPosition::fVerbose

private

Definition at line 30 of file ShowerPCAPropergationStartPosition_tool.cc.

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

• larpandora/larpandora/LArPandoraEventBuilding/LArPandoraShower/Tools/ShowerPCAPropergationStartPosition_tool.cc