SpECTRE Documentation Coverage Report
Current view: top level - Evolution/Systems/ScalarAdvection - VelocityField.hpp Coverage Total Hit
Commit: 0d1d717af84a81fb1284a20c4013708fe85cc2f0 Lines: 16.7 % 6 1
Test Date: 2026-10-22 17:29:42
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            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/TypeAliases.hpp"
       9              : #include "Domain/Tags.hpp"
      10              : #include "Evolution/Systems/ScalarAdvection/Tags.hpp"
      11              : #include "Utilities/Gsl.hpp"
      12              : 
      13              : /// \cond
      14              : class DataVector;
      15              : namespace gsl {
      16              : template <typename T>
      17              : class not_null;
      18              : }  // namespace gsl
      19              : /// \endcond
      20              : 
      21              : namespace ScalarAdvection::Tags {
      22              : /*!
      23              :  * \brief Compute the advection velocity field \f$v\f$ of the ScalarAdvection
      24              :  * system
      25              :  *
      26              :  * - For 1D problem, \f$v(x) = 1.0\f$
      27              :  * - For 2D problem, \f$v(x,y) = (0.5-y,-0.5+x)\f$
      28              :  *
      29              :  */
      30              : template <size_t Dim>
      31            1 : struct VelocityFieldCompute : VelocityField<Dim>, db::ComputeTag {
      32            0 :   using argument_tags =
      33              :       tmpl::list<domain::Tags::Coordinates<Dim, Frame::Inertial>>;
      34            0 :   using return_type = tnsr::I<DataVector, Dim>;
      35            0 :   using base = VelocityField<Dim>;
      36              : 
      37            0 :   static void function(
      38              :       const gsl::not_null<tnsr::I<DataVector, Dim>*> velocity_field,
      39              :       const tnsr::I<DataVector, Dim, Frame::Inertial>& inertial_coords);
      40              : };
      41              : }  // namespace ScalarAdvection::Tags
        

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