NavigationDelegates.hpp

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// This file is part of the Acts project.
//
// Copyright (C) 2021 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 "Acts/Geometry/GeometryContext.hpp"
#include "Acts/Navigation/NavigationState.hpp"
#include "Acts/Utilities/Delegate.hpp"

namespace Acts {

class Surface;

namespace Experimental {

class INavigationDelegate {
 public:
  virtual ~INavigationDelegate() = default;
};

using SurfaceCandidatesUpdator =
    OwningDelegate<void(const GeometryContext& gctx, NavigationState& nState),
                   INavigationDelegate>;

using DetectorVolumeUpdator =
    OwningDelegate<void(const GeometryContext& gctx, NavigationState& nState),
                   INavigationDelegate>;

inline static DetectorVolumeUpdator unconnectedUpdator() {
  DetectorVolumeUpdator unconnected;
  unconnected.disconnect();
  return unconnected;
}

}  // namespace Experimental
}  // namespace Acts