InDet::TruthHSRoISeedTool Class Reference

#include <TruthHSRoISeedTool.h>

Inheritance diagram for InDet::TruthHSRoISeedTool:

Collaboration diagram for InDet::TruthHSRoISeedTool:

Public Member Functions
	TruthHSRoISeedTool (const std::string &, const std::string &, const IInterface *)
virtual	~TruthHSRoISeedTool ()=default
virtual StatusCode	initialize () override
virtual std::vector< ZWindow >	getRoIs (const EventContext &ctx) const override
	Compute RoI. More...

Disallow default instantiation, copy, assignment
SG::ReadHandleKey< xAOD::TruthEventContainer >	m_inputTruthEventsKey {this, "InputTruthEventsCollection", "TruthEvents", "Input truth events collection."}
FloatProperty	m_z0Window {this, "TrackZ0Window", 1.0, "width of z0 window"}
	TruthHSRoISeedTool ()=delete
	TruthHSRoISeedTool (const TruthHSRoISeedTool &)=delete
TruthHSRoISeedTool &	operator= (const TruthHSRoISeedTool &)=delete

Detailed Description

Definition at line 24 of file TruthHSRoISeedTool.h.

Constructor & Destructor Documentation

TruthHSRoISeedTool() [1/3]

InDet::TruthHSRoISeedTool::TruthHSRoISeedTool	(	const std::string &	t,
		const std::string &	n,
		const IInterface *	p
	)

Definition at line 21 of file TruthHSRoISeedTool.cxx.

  : base_class(t,n,p)
{
}

~TruthHSRoISeedTool()

virtual InDet::TruthHSRoISeedTool::~TruthHSRoISeedTool ( )

virtualdefault

TruthHSRoISeedTool() [2/3]

InDet::TruthHSRoISeedTool::TruthHSRoISeedTool ( )

protecteddelete

TruthHSRoISeedTool() [3/3]

InDet::TruthHSRoISeedTool::TruthHSRoISeedTool ( const TruthHSRoISeedTool &  )

protecteddelete

Member Function Documentation

getRoIs()

std::vector< InDet::IZWindowRoISeedTool::ZWindow > InDet::TruthHSRoISeedTool::getRoIs ( const EventContext &  ctx ) const

overridevirtual

Compute RoI.

Definition at line 44 of file TruthHSRoISeedTool.cxx.

{
 
  // prepare output
  std::vector<InDet::IZWindowRoISeedTool::ZWindow> listRoIs;  
  listRoIs.clear();
 
  //retrieve truth collection
  SG::ReadHandle<xAOD::TruthEventContainer> truthEvents(m_inputTruthEventsKey, ctx);
  if (not truthEvents.isValid()) {
    ATH_MSG_ERROR("Cannot retrieve xAOD truth event information. Bailing out with empty RoI list.");
    return listRoIs;
  }
  ATH_MSG_DEBUG("xAOD Truth Event available!");
 
  //get HS position
  for (const xAOD::TruthEvent *evt : *truthEvents) { 
    const xAOD::TruthVertex *hsPos = evt->signalProcessVertex();
    if (hsPos == nullptr) {
      ATH_MSG_DEBUG("Invalid signal process vertex! Trying next TruthEvent.");
      continue;
    }
    InDet::IZWindowRoISeedTool::ZWindow RoI;
    RoI.zReference = hsPos->z();
    RoI.zWindow[0] = RoI.zReference - m_z0Window; 
    RoI.zWindow[1] = RoI.zReference + m_z0Window;
    listRoIs.push_back(RoI);
    ATH_MSG_DEBUG("Found RoI: " << RoI.zReference << " [" << RoI.zWindow[0] << ", " << RoI.zWindow[1] << "]");
    //use only the first one
    break;
  }
 
  return listRoIs;
  
}

initialize()

StatusCode InDet::TruthHSRoISeedTool::initialize ( )

overridevirtual

Definition at line 31 of file TruthHSRoISeedTool.cxx.

{
  StatusCode sc = AlgTool::initialize();   
 
  ATH_CHECK( m_inputTruthEventsKey.initialize() );
 
  return sc;
}

operator=()

TruthHSRoISeedTool& InDet::TruthHSRoISeedTool::operator= ( const TruthHSRoISeedTool &  )

protecteddelete

Member Data Documentation

m_inputTruthEventsKey

SG::ReadHandleKey<xAOD::TruthEventContainer> InDet::TruthHSRoISeedTool::m_inputTruthEventsKey {this, "InputTruthEventsCollection", "TruthEvents", "Input truth events collection."}

protected

Definition at line 56 of file TruthHSRoISeedTool.h.

m_z0Window

FloatProperty InDet::TruthHSRoISeedTool::m_z0Window {this, "TrackZ0Window", 1.0, "width of z0 window"}

protected

Definition at line 57 of file TruthHSRoISeedTool.h.

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

• TruthHSRoISeedTool.h
• TruthHSRoISeedTool.cxx