array_types.hpp

// This file is part of the ACTS project.
//
// Copyright (C) 2016 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 https://mozilla.org/MPL/2.0/.
 
#pragma once
 
// Project include(s)
#include "algebra/impl/array_getter.hpp"
#include "detray/algebra/concepts.hpp"
#include "detray/algebra/generic/generic.hpp"
#include "detray/algebra/type_traits.hpp"
 
// System include(s).
#include <array>
#include <cstddef>
 
namespace detray {
 
namespace algebra::array {

using index_type = std::size_t;
template <concepts::value T>
using value_type = T;
template <concepts::value T>
using scalar_type = T;
template <typename T, index_type N>
using storage_type = std::array<T, N>;
template <concepts::scalar T, std::size_t N>
using vector_type = storage_type<T, N>;
template <concepts::scalar T, index_type ROWS, index_type COLS>
using matrix_type = storage_type<storage_type<T, ROWS>, COLS>;

template <concepts::scalar T>
using vector3 = storage_type<T, 3>;
template <concepts::scalar T>
using point3 = vector3<T>;
template <concepts::scalar T>
using vector2 = storage_type<T, 2>;
template <concepts::scalar T>
using point2 = vector2<T>;

template <concepts::scalar T>
using transform3 =
    algebra::generic::math::transform3<algebra::array::index_type, T,
                                       algebra::array::matrix_type,
                                       algebra::array::storage_type>;

using element_getter = array::storage::element_getter;
using block_getter = array::storage::block_getter;
 
}  // namespace algebra::array
 
DETRAY_ALGEBRA_DEFINE_TYPE_TRAITS(algebra::array)
 
}  // namespace detray