Line data    Source code

       1           0 : // Distributed under the MIT License.
       2             : // See LICENSE.txt for details.
       3             : 
       4             : #pragma once
       5             : 
       6             : #include <array>
       7             : #include <optional>
       8             : 
       9             : #include "Time/Tags/StepperErrorTolerancesCompute.hpp"
      10             : #include "Time/Tags/StepperErrors.hpp"
      11             : #include "Utilities/TMPL.hpp"
      12             : #include "Utilities/TypeTraits/IsA.hpp"
      13             : 
      14             : /// \cond
      15             : struct StepperErrorEstimate;
      16             : struct StepperErrorTolerances;
      17             : class TimeDelta;
      18             : class TimeStepId;
      19             : class TimeStepper;
      20             : namespace Tags {
      21             : template <typename Tag>
      22             : struct HistoryEvolvedVariables;
      23             : template <typename Tag>
      24             : struct Next;
      25             : struct StepperErrorEstimatesEnabled;
      26             : template <typename Tag>
      27             : struct StepperErrorTolerances;
      28             : struct TimeStep;
      29             : struct TimeStepId;
      30             : template <typename StepperInterface>
      31             : struct TimeStepper;
      32             : }  // namespace Tags
      33             : namespace TimeSteppers {
      34             : template <typename Vars>
      35             : class History;
      36             : }  // namespace TimeSteppers
      37             : namespace gsl {
      38             : template <class T>
      39             : class not_null;
      40             : }  // namespace gsl
      41             : /// \endcond
      42             : 
      43             : /// \ingroup TimeGroup
      44             : /// \brief Perform variable updates for one substep
      45             : /// @{
      46             : template <typename System, bool LocalTimeStepping,
      47             :           typename = tmpl::conditional_t<
      48             :               tt::is_a_v<tmpl::list, typename System::variables_tag>,
      49             :               typename System::variables_tag,
      50             :               tmpl::list<typename System::variables_tag>>>
      51           1 : struct UpdateU;
      52             : 
      53             : template <typename System, bool LocalTimeStepping, typename... VariablesTags>
      54           0 : struct UpdateU<System, LocalTimeStepping, tmpl::list<VariablesTags...>> {
      55           0 :   using simple_tags = tmpl::list<::Tags::StepperErrors<VariablesTags>...>;
      56           0 :   using compute_tags = tmpl::list<
      57             :       Tags::StepperErrorEstimatesEnabledCompute<LocalTimeStepping>,
      58             :       Tags::StepperErrorTolerancesCompute<VariablesTags, LocalTimeStepping>...>;
      59             : 
      60           0 :   using return_tags =
      61             :       tmpl::list<VariablesTags..., Tags::StepperErrors<VariablesTags>...>;
      62           0 :   using argument_tags =
      63             :       tmpl::list<Tags::TimeStepper<TimeStepper>, Tags::TimeStepId,
      64             :                  Tags::Next<Tags::TimeStepId>, Tags::TimeStep,
      65             :                  Tags::StepperErrorEstimatesEnabled,
      66             :                  Tags::HistoryEvolvedVariables<VariablesTags>...,
      67             :                  Tags::StepperErrorTolerances<VariablesTags>...>;
      68             : 
      69           0 :   static void apply(
      70             :       const gsl::not_null<typename VariablesTags::type*>... vars,
      71             :       const typename tmpl::has_type<
      72             :           VariablesTags,
      73             :           gsl::not_null<std::array<std::optional<StepperErrorEstimate>, 2>*>>::
      74             :           type... errors,
      75             :       const TimeStepper& time_stepper, const TimeStepId& time_step_id,
      76             :       const TimeStepId& next_time_step_id, const TimeDelta& time_step,
      77             :       bool error_estimates_enabled,
      78             :       const TimeSteppers::History<typename VariablesTags::type>&... histories,
      79             :       const typename tmpl::has_type<
      80             :           VariablesTags, StepperErrorTolerances>::type&... tolerances);
      81             : };
      82             : /// @}