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AlignmentHelper.hpp
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1 // This file is part of the Acts project.
2 //
3 // Copyright (C) 2020 CERN for the benefit of the Acts project
4 //
5 // This Source Code Form is subject to the terms of the Mozilla Public
6 // License, v. 2.0. If a copy of the MPL was not distributed with this
7 // file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 
9 #pragma once
10 
12 
13 #include <tuple>
14 #include <utility>
15 #include <vector>
16 
17 namespace Acts {
18 
19 namespace detail {
20 
21 // The container for derivative of local frame axis w.r.t. its
22 // rotation parameters. The first element is for x axis, second for y axis and
23 // last for z axis
24 using RotationToAxes =
25  std::tuple<RotationMatrix3, RotationMatrix3, RotationMatrix3>;
26 
36 
37 } // namespace detail
38 
39 } // namespace Acts