coordinate_space.hpp

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/*
 * Copyright © 2025-2026 Akreon LLC
 * SPDX-License-Identifier: Apache-2.0
 */
 
#pragma once
 
#include "coordinate_map.hpp"
#include "akreon/linalg/scalar/scalar_concepts.hpp"
 
namespace linalg {
 
template <Field T, std::size_t Dim>
struct CoordinateSpace {};
 
template <Field T, std::size_t Dim>
struct space_traits<CoordinateSpace<T, Dim>> {
  using scalar_type = T;
  using element_type = Vector<T, Dim>;
  using coordinate_type = Vector<T, Dim>;
  static constexpr std::size_t dim = Dim;
  static constexpr std::size_t DIM = dim;
};
 
template <Field T, std::size_t Dim>
struct coordinate_map<CoordinateSpace<T, Dim>> {
  static constexpr auto to_coordinates(const Vector<T, Dim>& element) {
    return element;
  }
 
  static constexpr auto from_coordinates(const Vector<T, Dim>& coordinate) {
    return coordinate;
  }
};
 
} // namespace linalg