Line data    Source code

       1            0 : // Distributed under the MIT License.
       2              : // See LICENSE.txt for details.
       3              : 
       4              : #pragma once
       5              : 
       6              : #include <cstddef>
       7              : 
       8              : #include "DataStructures/Tensor/EagerMath/Magnitude.hpp"
       9              : #include "Domain/FaceNormal.hpp"
      10              : #include "Domain/Tags.hpp"
      11              : 
      12              : namespace domain::Tags {
      13              : 
      14              : /// The _normalized_ face normal
      15              : template <size_t Dim, typename LocalFrame = Frame::Inertial>
      16            1 : using FaceNormal =
      17              :     ::Tags::Normalized<Tags::UnnormalizedFaceNormal<Dim, LocalFrame>>;
      18              : 
      19              : /// The normalized face normal vector, i.e. the `FaceNormal` raised with the
      20              : /// spatial metric.
      21              : template <size_t Dim, typename LocalFrame = Frame::Inertial>
      22            1 : struct FaceNormalVector : db::SimpleTag {
      23            0 :   using type = tnsr::I<DataVector, Dim, LocalFrame>;
      24              : };
      25              : 
      26              : /// The magnitude of the _unnormalized_ face normal, see
      27              : /// `::unnormalized_face_normal`
      28              : template <size_t Dim, typename LocalFrame = Frame::Inertial>
      29            1 : using UnnormalizedFaceNormalMagnitude =
      30              :     ::Tags::Magnitude<Tags::UnnormalizedFaceNormal<Dim, LocalFrame>>;
      31              : 
      32              : }  // namespace domain::Tags