TauVertexVariables.h

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/*
  Copyright (C) 2002-2026 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef TAURECTOOLS_TAUVERTEXVARIABLES_H
#define TAURECTOOLS_TAUVERTEXVARIABLES_H
 
#include "xAODTracking/VertexContainer.h"
#include "xAODTracking/VertexAuxContainer.h"
#include "tauRecTools/TauRecToolBase.h"
#include "GaudiKernel/ToolHandle.h"
 
#include "TrkVertexFitterInterfaces/IVertexFitter.h"
#include "TrkVertexFitterInterfaces/IVertexSeedFinder.h"

 
class TauVertexVariables : public TauRecToolBase {
public:
    //-----------------------------------------------------------------
    // Constructor and destructor
    //-----------------------------------------------------------------
    TauVertexVariables(const std::string& name);
    ASG_TOOL_CLASS2(TauVertexVariables, TauRecToolBase, ITauToolBase);
    ~TauVertexVariables();
    
    virtual StatusCode initialize() override;
 
 
    using TauRecToolBase::executeTool;
    virtual StatusCode executeTool(xAOD::TauJet& pTau,
                   const EventContext& ctx,
                   xAOD::VertexContainer& pVertexContainer) const override;
 
    //-------------------------------------------------------------
    //-------------------------------------------------------------
    double trFlightPathSig(const xAOD::TauJet& pTau, const xAOD::Vertex& secVertex) const;
 
private:
    ToolHandle<Trk::IVertexFitter> m_fitTool {this, "VertexFitter", "Trk::AdaptiveVertexFitter"};
    ToolHandle<Trk::IVertexSeedFinder> m_SeedFinder {this, "SeedFinder", "Trk::CrossDistancesSeedFinder"};
};
 
#endif  // TAURECTOOLS_TAUVERTEXVARIABLES_H