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             : #include <utility>
       8             : 
       9             : #include "DataStructures/DataBox/DataBox.hpp"
      10             : #include "IO/Logging/Verbosity.hpp"
      11             : #include "Parallel/GlobalCache.hpp"
      12             : #include "Parallel/Invoke.hpp"
      13             : #include "Parallel/Printf/Printf.hpp"
      14             : #include "ParallelAlgorithms/Interpolation/InterpolationTargetDetail.hpp"
      15             : #include "ParallelAlgorithms/Interpolation/Tags.hpp"
      16             : #include "Utilities/Gsl.hpp"
      17             : #include "Utilities/PrettyType.hpp"
      18             : #include "Utilities/TMPL.hpp"
      19             : 
      20             : /// \cond
      21             : namespace intrp {
      22             : template <typename Metavariables, typename InterpolationTargetTag>
      23             : struct InterpolationTarget;
      24             : namespace Actions {
      25             : template <typename InterpolationTargetTag>
      26             : struct InterpolationTargetReceiveVars;
      27             : }  // namespace Actions
      28             : }  // namespace intrp
      29             : /// \endcond
      30             : 
      31             : namespace intrp {
      32             : namespace Actions {
      33             : /// \ingroup ActionsGroup
      34             : /// \brief Sets up points on an `InterpolationTarget` at a new `temporal_id`
      35             : /// and sends these points to an `Interpolator`.
      36             : ///
      37             : /// The `iteration` parameter tags each set of points so the `Interpolator`
      38             : /// knows which are newer points and which are older points.
      39             : ///
      40             : /// \see `intrp::Actions::ReceivePoints`
      41             : ///
      42             : /// Uses:
      43             : /// - DataBox:
      44             : ///   - `domain::Tags::Domain<3>`
      45             : ///
      46             : /// DataBox changes:
      47             : /// - Adds: nothing
      48             : /// - Removes: nothing
      49             : /// - Modifies:
      50             : ///   - `Tags::IndicesOfFilledInterpPoints`
      51             : ///   - `Tags::IndicesOfInvalidInterpPoints`
      52             : ///   - `Tags::InterpolatedVars<InterpolationTargetTag, TemporalId>`
      53             : ///
      54             : /// For requirements on InterpolationTargetTag, see InterpolationTarget
      55             : template <typename InterpolationTargetTag>
      56           1 : struct SendPointsToInterpolator {
      57             :   template <typename ParallelComponent, typename DbTags, typename Metavariables,
      58             :             typename ArrayIndex, typename TemporalId>
      59           0 :   static void apply(db::DataBox<DbTags>& box,
      60             :                     Parallel::GlobalCache<Metavariables>& cache,
      61             :                     const ArrayIndex& array_index,
      62             :                     const TemporalId& temporal_id,
      63             :                     const size_t iteration = 0_st,
      64             :                     const size_t reinterpolation_iteration = 0_st) {
      65             :     auto coords = InterpolationTarget_detail::block_logical_coords<
      66             :         InterpolationTargetTag>(box, cache, temporal_id);
      67             :     InterpolationTarget_detail::set_up_interpolation<InterpolationTargetTag>(
      68             :         make_not_null(&box), temporal_id, coords);
      69             : 
      70             :     // If all target points are invalid, we need to notify the target as no
      71             :     // interpolation is done.
      72             :     const auto& invalid_points =
      73             :         db::get<Tags::IndicesOfInvalidInterpPoints<TemporalId>>(box);
      74             :     if (invalid_points.count(temporal_id) > 0) {
      75             :       if (coords.size() == invalid_points.at(temporal_id).size()) {
      76             :         // just send empty vectors for the data and global offsets.
      77             :         std::vector<Variables<
      78             :             typename InterpolationTargetTag::vars_to_interpolate_to_target>>
      79             :             vars{};
      80             :         std::vector<std::vector<size_t>> global_offsets{};
      81             :         Actions::InterpolationTargetReceiveVars<InterpolationTargetTag>::
      82             :             template apply<ParallelComponent>(box, cache, array_index, vars,
      83             :                                               global_offsets, temporal_id);
      84             :       }
      85             :     }
      86             : 
      87             :     auto& receiver_proxy =
      88             :         Parallel::get_parallel_component<Interpolator<Metavariables>>(cache);
      89             :     Parallel::simple_action<Actions::ReceivePoints<InterpolationTargetTag>>(
      90             :         receiver_proxy, temporal_id, std::move(coords), iteration,
      91             :         reinterpolation_iteration);
      92             :     if (Parallel::get<intrp::Tags::Verbosity>(cache) >= ::Verbosity::Debug) {
      93             :       Parallel::printf(
      94             :           "%s, Sending points to interpolator.\n",
      95             :           InterpolationTarget_detail::target_output_prefix<
      96             :               SendPointsToInterpolator, InterpolationTargetTag>(temporal_id));
      97             :     }
      98             :   }
      99             : };
     100             : 
     101             : }  // namespace Actions
     102             : }  // namespace intrp