DerivationFramework::InDetTrackSelectionToolWrapper Class Reference

#include <InDetTrackSelectionToolWrapper.h>

Inheritance diagram for DerivationFramework::InDetTrackSelectionToolWrapper:

Collaboration diagram for DerivationFramework::InDetTrackSelectionToolWrapper:

Public Member Functions
virtual StatusCode	initialize () override final
virtual StatusCode	addBranches (const EventContext &ctx) const override final

Private Attributes
ToolHandle< InDet::IInDetTrackSelectionTool >	m_tool {this,"TrackSelectionTool",""}
SG::ReadHandleKey< xAOD::TrackParticleContainer >	m_tracksKey {this, "ContainerName", "InDetTrackParticles", "The input TrackParticleCollection"}
SG::WriteDecorHandleKey< xAOD::TrackParticleContainer >	m_decorationKey {this, "DecorationName", "","Name of the decoration which provides the track selection result."}

Detailed Description

Definition at line 23 of file InDetTrackSelectionToolWrapper.h.

Member Function Documentation

addBranches()

StatusCode DerivationFramework::InDetTrackSelectionToolWrapper::addBranches ( const EventContext &  ctx ) const

finaloverridevirtual

Definition at line 43 of file InDetTrackSelectionToolWrapper.cxx.

  {
 
    // retrieve track container
    SG::ReadHandle<xAOD::TrackParticleContainer> tracks(m_tracksKey, ctx);
    if (!tracks.isValid()) {
    //if( ! tracks ) {
        ATH_MSG_ERROR ("Couldn't retrieve TrackParticles with key: " << tracks.key() );
        return StatusCode::FAILURE;
    }
    // Run tool for each element and decorate with the decision
    SG::WriteDecorHandle<xAOD::TrackParticleContainer,bool > accept(m_decorationKey, ctx);
    for (const auto *trItr : *tracks) {
      accept( *trItr ) = m_tool->accept(trItr).getCutResult(0);
    } // end of loop over tracks
 
    return StatusCode::SUCCESS;
  }  

initialize()

StatusCode DerivationFramework::InDetTrackSelectionToolWrapper::initialize ( )

finaloverridevirtual

Definition at line 19 of file InDetTrackSelectionToolWrapper.cxx.

  {
    if (m_decorationKey.empty()) {
      ATH_MSG_ERROR("No decoration prefix name provided for the output of InDetTrackSelectionToolWrapper!");
      return StatusCode::FAILURE;
    }
 
    ATH_CHECK( m_tracksKey.initialize() );
    std::string::size_type pos = m_tracksKey.key().find('+');
    pos =  (pos != std::string::npos) ? pos+1 : 0;
    std::string_view container_name( &(m_tracksKey.key()[pos]), m_tracksKey.key().size() - pos);
    std::string_view decor_name(m_decorationKey.key());
    if (!(decor_name.compare(0,m_tracksKey.key().size(),std::string_view(m_tracksKey.key()))==0 && decor_name.compare(0,container_name.size(),container_name)==0)) {
       m_decorationKey = std::string(container_name) + "." + m_decorationKey.key();
    }
    std::cout << "DEBUG " << name() << "  InDetTrackSelectionToolWrapper::initialize container key " << m_tracksKey.key() << " -> " << container_name << " decor=" << m_decorationKey.key() << std::endl;
    ATH_CHECK(m_decorationKey.initialize());
    ATH_MSG_INFO("Using " << m_tracksKey << "as the source collection for inner detector track particles");
    ATH_CHECK(m_tool.retrieve());
    ATH_MSG_INFO(" InDetTrackSelectionToolWrapper::initialize i: " << inputHandles().size() << " o:" << outputHandles().size() );
    return StatusCode::SUCCESS;
  }

Member Data Documentation

m_decorationKey

SG::WriteDecorHandleKey<xAOD::TrackParticleContainer> DerivationFramework::InDetTrackSelectionToolWrapper::m_decorationKey {this, "DecorationName", "","Name of the decoration which provides the track selection result."}

private

Definition at line 38 of file InDetTrackSelectionToolWrapper.h.

m_tool

ToolHandle< InDet::IInDetTrackSelectionTool > DerivationFramework::InDetTrackSelectionToolWrapper::m_tool {this,"TrackSelectionTool",""}

private

Definition at line 32 of file InDetTrackSelectionToolWrapper.h.

m_tracksKey

SG::ReadHandleKey<xAOD::TrackParticleContainer> DerivationFramework::InDetTrackSelectionToolWrapper::m_tracksKey {this, "ContainerName", "InDetTrackParticles", "The input TrackParticleCollection"}

private

Definition at line 35 of file InDetTrackSelectionToolWrapper.h.

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

• InDetTrackSelectionToolWrapper.h
• InDetTrackSelectionToolWrapper.cxx