SurfaceSelectors.hpp

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// This file is part of the Acts project.
//
// Copyright (C) 2020 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

namespace Acts {
class Surface;
}

namespace ActsFatras {

struct NoSurface {
  constexpr bool operator()(const Acts::Surface &) const { return false; }
};

struct EverySurface {
  constexpr bool operator()(const Acts::Surface &) const { return true; }
};

}  // namespace ActsFatras