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 <memory>
       8              : #include <string>
       9              : #include <vector>
      10              : 
      11              : #include "DataStructures/ComplexDataVector.hpp"
      12              : #include "DataStructures/Tensor/TypeAliases.hpp"
      13              : #include "Domain/Tags.hpp"
      14              : #include "Elliptic/BoundaryConditions/BoundaryCondition.hpp"
      15              : #include "Elliptic/BoundaryConditions/BoundaryConditionType.hpp"
      16              : #include "Options/String.hpp"
      17              : #include "Utilities/Gsl.hpp"
      18              : #include "Utilities/TMPL.hpp"
      19              : 
      20              : namespace GrSelfForce::BoundaryConditions {
      21              : 
      22              : /*!
      23              :  * \brief Applies no boundary condition at all. Used to impose nothing but
      24              :  * regularity at the horizon in horizon-penetrating coordinates.
      25              :  */
      26            1 : class None : public elliptic::BoundaryConditions::BoundaryCondition<2> {
      27              :  private:
      28            0 :   using Base = elliptic::BoundaryConditions::BoundaryCondition<2>;
      29            0 :   using GradTensorType =
      30              :       TensorMetafunctions::prepend_spatial_index<tnsr::aa<ComplexDataVector, 3>,
      31              :                                                  2, UpLo::Lo, Frame::Inertial>;
      32              : 
      33              :  public:
      34            0 :   static constexpr Options::String help =
      35              :       "Applies no boundary condition at all. Used to impose nothing but "
      36              :       "regularity at the horizon in horizon-penetrating coordinates.";
      37            0 :   using options = tmpl::list<>;
      38              : 
      39            0 :   None() = default;
      40            0 :   None(const None&) = default;
      41            0 :   None& operator=(const None&) = default;
      42            0 :   None(None&&) = default;
      43            0 :   None& operator=(None&&) = default;
      44            0 :   ~None() override = default;
      45              : 
      46              :   /// \cond
      47              :   explicit None(CkMigrateMessage* m);
      48              :   using PUP::able::register_constructor;
      49              :   WRAPPED_PUPable_decl_template(None);
      50              :   /// \endcond
      51              : 
      52            0 :   std::unique_ptr<domain::BoundaryConditions::BoundaryCondition> get_clone()
      53              :       const override;
      54              : 
      55            0 :   std::vector<elliptic::BoundaryConditionType> boundary_condition_types()
      56              :       const override {
      57              :     return {elliptic::BoundaryConditionType::Neumann};
      58              :   }
      59              : 
      60            0 :   using argument_tags = tmpl::list<>;
      61            0 :   using volume_tags = tmpl::list<>;
      62              : 
      63            0 :   void apply(
      64              :       gsl::not_null<tnsr::aa<ComplexDataVector, 3>*> field,
      65              :       gsl::not_null<tnsr::aa<ComplexDataVector, 3>*> n_dot_field_gradient,
      66              :       const GradTensorType& deriv_field) const;
      67              : 
      68            0 :   using argument_tags_linearized = tmpl::list<>;
      69            0 :   using volume_tags_linearized = tmpl::list<>;
      70              : 
      71            0 :   void apply_linearized(
      72              :       gsl::not_null<tnsr::aa<ComplexDataVector, 3>*> field_correction,
      73              :       gsl::not_null<tnsr::aa<ComplexDataVector, 3>*>
      74              :           n_dot_field_gradient_correction,
      75              :       const GradTensorType& deriv_field_correction) const;
      76              : 
      77              :  private:
      78            0 :   friend bool operator==(const None& lhs, const None& rhs);
      79              : };
      80              : 
      81            0 : bool operator!=(const None& lhs, const None& rhs);
      82              : 
      83              : }  // namespace GrSelfForce::BoundaryConditions