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