Acts/Geometry/TrackingVolumeVisitorConcept.hpp

0001 // This file is part of the Acts project.
0002 //
0003 // Copyright (C) 2024 CERN for the benefit of the Acts project
0004 //
0005 // This Source Code Form is subject to the terms of the Mozilla Public
0006 // License, v. 2.0. If a copy of the MPL was not distributed with this
0007 // file, You can obtain one at http://mozilla.org/MPL/2.0/.
0008
0009 #pragma once
0010
0011 #if defined(__cpp_concepts)
0012 #include <concepts>
0013
0014 namespace Acts {
0015
0016 class TrackingVolume;
0017
0018 template <typename T>
0019 concept TrackingVolumeVisitor = requires(T v) {
0020   {v(std::declval<const TrackingVolume*>())};
0021 };
0022
0023 }  // namespace Acts
0024
0025 #endif