IVertexAnalyticSeedFinder.h

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/*
  Copyright (C) 2002-2019 CERN for the benefit of the ATLAS collaboration
*/

// IVertexAnalyticSeedFinder.h, (c) ATLAS Detector software 2019
 
#ifndef TRKVERTEXFITTERINTERFACE_IVERTEXANALYTICSEEDFINDER_H
#define TRKVERTEXFITTERINTERFACE_IVERTEXANALYTICSEEDFINDER_H
 
#include "TrkVertexFitterInterfaces/IVertexSeedFinder.h"

 
namespace Trk {
    class IVertexAnalyticSeedFinder : virtual public IVertexSeedFinder 
    {
      public:
        DeclareInterfaceID( IVertexAnalyticSeedFinder, 1, 0 );
        virtual std::pair<Amg::Vector3D,Amg::MatrixX> findAnalyticSeed (const std::vector<const Trk::TrackParameters*>& perigeeList,
                                                               const xAOD::Vertex * constraint=0) const = 0;
    }; // end of class Analytic Seed finder
 
}
 
#endif