SpECTRE Documentation Coverage Report
Current view: top level - Evolution/Systems/Cce/Callbacks - DumpBondiSachsOnWorldtube.hpp Hit Total Coverage
Commit: 3ffcbc8ecf43797401b60bcca17d6040ee06f013 Lines: 2 11 18.2 %
Date: 2026-03-03 02:01:44
Legend: Lines: hit not hit

          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 <limits>
       8             : #include <string>
       9             : #include <type_traits>
      10             : 
      11             : #include "DataStructures/DataBox/DataBox.hpp"
      12             : #include "DataStructures/DataVector.hpp"
      13             : #include "DataStructures/Tensor/Tensor.hpp"
      14             : #include "DataStructures/Tensor/TypeAliases.hpp"
      15             : #include "Evolution/Systems/Cce/BoundaryData.hpp"
      16             : #include "Evolution/Systems/Cce/OptionTags.hpp"
      17             : #include "Evolution/Systems/Cce/Tags.hpp"
      18             : #include "Evolution/Systems/CurvedScalarWave/TagsDeclarations.hpp"
      19             : #include "Evolution/Systems/GeneralizedHarmonic/TagsDeclarations.hpp"
      20             : #include "IO/Observer/Actions/GetLockPointer.hpp"
      21             : #include "IO/Observer/ObserverComponent.hpp"
      22             : #include "Parallel/GlobalCache.hpp"
      23             : #include "Parallel/Invoke.hpp"
      24             : #include "ParallelAlgorithms/Interpolation/InterpolationTargetDetail.hpp"
      25             : #include "ParallelAlgorithms/Interpolation/Protocols/PostInterpolationCallback.hpp"
      26             : #include "PointwiseFunctions/GeneralRelativity/TagsDeclarations.hpp"
      27             : #include "Utilities/Gsl.hpp"
      28             : #include "Utilities/ProtocolHelpers.hpp"
      29             : #include "Utilities/TMPL.hpp"
      30             : 
      31             : /// \cond
      32             : namespace Parallel {
      33             : class NodeLock;
      34             : }  // namespace Parallel
      35             : namespace intrp::OptionHolders {
      36             : struct Sphere;
      37             : }  // namespace intrp::OptionHolders
      38             : namespace intrp::Tags {
      39             : template <typename InterpolationTargetTag>
      40             : struct Sphere;
      41             : }  // namespace intrp::Tags
      42             : namespace intrp::TargetPoints {
      43             : template <typename InterpolationTargetTag, typename Frame>
      44             : struct Sphere;
      45             : }  // namespace intrp::TargetPoints
      46             : namespace observers::Tags {
      47             : struct H5FileLock;
      48             : }  // namespace observers::Tags
      49             : /// \endcond
      50             : 
      51           1 : namespace intrp::callbacks {
      52             : namespace DumpBondiSachsOnWorldtube_detail {
      53             : template <bool IncludeKleinGordon>
      54             : void apply_impl(
      55             :     gsl::not_null<Parallel::NodeLock*> hdf5_lock, double time,
      56             :     const OptionHolders::Sphere& sphere, const std::string& filename_prefix,
      57             :     const tnsr::aa<DataVector, 3, ::Frame::Inertial>& all_spacetime_metric,
      58             :     const tnsr::aa<DataVector, 3, ::Frame::Inertial>& all_pi,
      59             :     const tnsr::iaa<DataVector, 3, ::Frame::Inertial>& all_phi,
      60             :     const Scalar<DataVector>& all_csw_psi = {},
      61             :     const Scalar<DataVector>& all_csw_pi = {},
      62             :     const tnsr::i<DataVector, 3, ::Frame::Inertial>& all_csw_phi = {},
      63             :     const Scalar<DataVector>& all_lapse = {},
      64             :     const tnsr::I<DataVector, 3, ::Frame::Inertial>& all_shift = {});
      65             : }  // namespace DumpBondiSachsOnWorldtube_detail
      66             : 
      67             : /*!
      68             :  * \brief Post interpolation callback that dumps metric data in Bondi-Sachs form
      69             :  * on a number of extraction radii given by the `intrp::TargetPoints::Sphere`
      70             :  * target.
      71             :  *
      72             :  * To use this callback, the target must be the `intrp::TargetPoints::Sphere`
      73             :  * target in the inertial frame. This callback also expects that the GH source
      74             :  * vars on each of the target spheres are:
      75             :  *
      76             :  * - `gr::Tags::SpacetimeMetric`
      77             :  * - `gh::Tags::Pi`
      78             :  * - `gh::Tags::Phi`
      79             :  *
      80             :  * If IncludeKleinGordon is true, also expect:
      81             :  * - `CurvedScalarWave::Tags::Psi`
      82             :  * - `CurvedScalarWave::Tags::Pi`
      83             :  * - `CurvedScalarWave::Tags::Phi`
      84             :  * - `gr::Tags::Lapse`
      85             :  * - `gr::Tags::Shift`
      86             :  *
      87             :  * This callback will write a new `H5` file for each extraction radius in the
      88             :  * Sphere target. The name of this file will be a file prefix specified by the
      89             :  * Cce::Tags::FilePrefix prepended onto `CceRXXXX.h5` where the XXXX is the
      90             :  * zero-padded extraction radius rounded to the nearest integer. The quantities
      91             :  * that will be written are
      92             :  *
      93             :  * - `Cce::Tags::BondiBeta`
      94             :  * - `Cce::Tags::Dr<Cce::Tags::BondiJ>`
      95             :  * - `Cce::Tags::Du<Cce::Tags::BondiR>`
      96             :  * - `Cce::Tags::BondiH`
      97             :  * - `Cce::Tags::BondiJ`
      98             :  * - `Cce::Tags::BondiQ`
      99             :  * - `Cce::Tags::BondiR`
     100             :  * - `Cce::Tags::BondiU`
     101             :  * - `Cce::Tags::BondiW`
     102             :  *
     103             :  * If IncludeKleinGordon is true, also writes:
     104             :  * - `Cce::Tags::KleinGordonPsi`
     105             :  * - `Cce::Tags::KleinGordonPi`
     106             :  *
     107             :  * \note For all real quantities (Beta, DuR, R, W) (as well as the Klein-Gordon
     108             :  * Psi an Pi if included) we omit writing the negative m modes, and the
     109             :  * imaginary part of the m = 0 mode.
     110             :  */
     111             : template <typename InterpolationTargetTag, bool IncludeKleinGordon = false>
     112           1 : struct DumpBondiSachsOnWorldtube
     113             :     : tt::ConformsTo<intrp::protocols::PostInterpolationCallback> {
     114           0 :   static constexpr bool include_klein_gordon = IncludeKleinGordon;
     115           0 :   static constexpr double fill_invalid_points_with =
     116             :       std::numeric_limits<double>::quiet_NaN();
     117             : 
     118           0 :   using const_global_cache_tags = tmpl::list<Cce::Tags::FilePrefix>;
     119             : 
     120           0 :   using cce_boundary_tags = Cce::Tags::characteristic_worldtube_boundary_tags<
     121             :       Cce::Tags::BoundaryValue, include_klein_gordon>;
     122             : 
     123           0 :   using extra_klein_gordon_cce_tags =
     124             :       tmpl::list<CurvedScalarWave::Tags::Psi, CurvedScalarWave::Tags::Pi,
     125             :                  CurvedScalarWave::Tags::Phi<3>, gr::Tags::Lapse<DataVector>,
     126             :                  gr::Tags::Shift<DataVector, 3>>;
     127             : 
     128           0 :   using gh_source_vars_for_cce = tmpl::append<
     129             :       tmpl::list<gr::Tags::SpacetimeMetric<DataVector, 3>,
     130             :                  gh::Tags::Pi<DataVector, 3>, gh::Tags::Phi<DataVector, 3>>,
     131             :       tmpl::conditional_t<include_klein_gordon, extra_klein_gordon_cce_tags,
     132             :                           tmpl::list<>>>;
     133             : 
     134           0 :   using gh_source_vars_from_interpolation =
     135             :       typename InterpolationTargetTag::vars_to_interpolate_to_target;
     136             : 
     137             :   static_assert(
     138             :       tmpl::and_<
     139             :           std::is_same<tmpl::list_difference<gh_source_vars_from_interpolation,
     140             :                                              gh_source_vars_for_cce>,
     141             :                        tmpl::list<>>,
     142             :           std::is_same<tmpl::list_difference<gh_source_vars_for_cce,
     143             :                                              gh_source_vars_from_interpolation>,
     144             :                        tmpl::list<>>>::type::value,
     145             :       "To use DumpBondiSachsOnWorldtube, the GH source variables must be the "
     146             :       "spacetime metric, pi, and phi. If Klein Gordon variables are included, "
     147             :       "the source variables must also include the CurvedScalarWave Psi and Pi, "
     148             :       "as well as Lapse and shift.");
     149             : 
     150             :   static_assert(
     151             :       std::is_same_v<typename InterpolationTargetTag::compute_target_points,
     152             :                      intrp::TargetPoints::Sphere<InterpolationTargetTag,
     153             :                                                  ::Frame::Inertial>>,
     154             :       "To use the DumpBondiSachsOnWorldtube post interpolation callback, you "
     155             :       "must use the intrp::TargetPoints::Sphere target in the inertial "
     156             :       "frame");
     157             : 
     158             :   template <typename DbTags, typename Metavariables, typename TemporalId>
     159           0 :   static void apply(const db::DataBox<DbTags>& box,
     160             :                     Parallel::GlobalCache<Metavariables>& cache,
     161             :                     const TemporalId& temporal_id) {
     162             :     // Even though no other cores should be writing to this file, we
     163             :     // still need to get the h5 file lock so the system hdf5 doesn't get
     164             :     // upset
     165             :     auto* hdf5_lock = Parallel::local_synchronous_action<
     166             :         observers::Actions::GetLockPointer<observers::Tags::H5FileLock>>(
     167             :         Parallel::get_parallel_component<
     168             :             observers::ObserverWriter<Metavariables>>(cache));
     169             : 
     170             :     const double time =
     171             :         intrp::InterpolationTarget_detail::get_temporal_id_value(temporal_id);
     172             :     const auto& sphere =
     173             :         Parallel::get<Tags::Sphere<InterpolationTargetTag>>(cache);
     174             :     const auto& filename_prefix = Parallel::get<Cce::Tags::FilePrefix>(cache);
     175             :     const auto& all_spacetime_metric =
     176             :         get<gr::Tags::SpacetimeMetric<DataVector, 3>>(box);
     177             :     const auto& all_pi = get<gh::Tags::Pi<DataVector, 3>>(box);
     178             :     const auto& all_phi = get<gh::Tags::Phi<DataVector, 3>>(box);
     179             :     if constexpr (IncludeKleinGordon) {
     180             :       const auto& all_csw_psi = get<CurvedScalarWave::Tags::Psi>(box);
     181             :       const auto& all_csw_pi = get<CurvedScalarWave::Tags::Pi>(box);
     182             :       const auto& all_csw_phi = get<CurvedScalarWave::Tags::Phi<3>>(box);
     183             :       const auto& all_lapse = get<gr::Tags::Lapse<DataVector>>(box);
     184             :       const auto& all_shift = get<gr::Tags::Shift<DataVector, 3>>(box);
     185             :       DumpBondiSachsOnWorldtube_detail::apply_impl<IncludeKleinGordon>(
     186             :           hdf5_lock, time, sphere, filename_prefix, all_spacetime_metric,
     187             :           all_pi, all_phi, all_csw_psi, all_csw_pi, all_csw_phi, all_lapse,
     188             :           all_shift);
     189             :     } else {
     190             :       DumpBondiSachsOnWorldtube_detail::apply_impl<IncludeKleinGordon>(
     191             :           hdf5_lock, time, sphere, filename_prefix, all_spacetime_metric,
     192             :           all_pi, all_phi);
     193             :     }
     194             :   }
     195             : };
     196             : }  // namespace intrp::callbacks

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