TrackAtVertex.hpp

Go to the documentation of this file. Or view the newest version in sPHENIX GitHub for file TrackAtVertex.hpp

// This file is part of the Acts project.
//
// Copyright (C) 2019 CERN for the benefit of the Acts project
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.

#pragma once

#include <functional>
#include "Acts/EventData/TrackParameters.hpp"
#include "Acts/Vertexing/LinearizedTrack.hpp"

namespace Acts {


template <typename input_track_t>

struct TrackAtVertex {
  TrackAtVertex() = delete;

  TrackAtVertex(double chi2perTrack, const BoundParameters& paramsAtVertex,
                const input_track_t* originalTrack)
      : fittedParams(paramsAtVertex),
        originalParams(originalTrack),
        chi2Track(chi2perTrack),
        ndf(0.),
        vertexCompatibility(0.),
        trackWeight(1.) {}

  TrackAtVertex(const BoundParameters& paramsAtVertex,
                const input_track_t* originalTrack)
      : fittedParams(paramsAtVertex),
        originalParams(originalTrack),
        chi2Track(0.),
        ndf(0.),
        vertexCompatibility(0.),
        trackWeight(1.) {}

  BoundParameters fittedParams;

  const input_track_t* originalParams;

  double chi2Track = 0;

  double ndf = 0;

  double vertexCompatibility = 0;

  double trackWeight = 0;

  LinearizedTrack linearizedState;
};

}  // namespace Acts