StokesFlowProcess.h

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#pragma once
 
#include "ProcessLib/Process.h"
#include "StokesFlowFEM.h"
#include "StokesFlowProcessData.h"
 
namespace ProcessLib
{
namespace StokesFlow
{
template <int GlobalDim>
class StokesFlowProcess final : public Process
{
public:
    StokesFlowProcess(
        std::string name,
        MeshLib::Mesh& mesh,
        std::unique_ptr<ProcessLib::AbstractJacobianAssembler>&&
            jacobian_assembler,
        std::vector<std::unique_ptr<ParameterLib::ParameterBase>> const&
            parameters,
        unsigned const integration_order,
        std::vector<std::vector<std::reference_wrapper<ProcessVariable>>>&&
            process_variables,
        StokesFlowProcessData&& process_data,
        SecondaryVariableCollection&& secondary_variables,
        bool const use_monolithic_scheme);
 
    bool isLinear() const override { return false; }
 
    MathLib::MatrixSpecifications getMatrixSpecifications(
        const int /*process_id*/) const override;
 
    NumLib::LocalToGlobalIndexMap const& getDOFTable(
        const int /*process_id*/) const override;
 
    void computeSecondaryVariableConcrete(double const /*t*/,
                                          double const /*dt*/,
                                          std::vector<GlobalVector*> const& x,
                                          GlobalVector const& /*x_prev*/,
                                          int const /*process_id*/) override;
 
    void postTimestepConcreteProcess(std::vector<GlobalVector*> const& x,
                                     std::vector<GlobalVector*> const& x_prev,
                                     const double t,
                                     const double dt,
                                     int const process_id) override;
 
private:
    void constructDofTable() override;
 
    void initializeConcreteProcess(
        NumLib::LocalToGlobalIndexMap const& dof_table,
        MeshLib::Mesh const& mesh,
        unsigned const integration_order) override;
 
    void initializeBoundaryConditions(
        std::map<int, std::shared_ptr<MaterialPropertyLib::Medium>> const&
            media) override;
 
    void assembleConcreteProcess(const double t, double const dt,
                                 std::vector<GlobalVector*> const& x,
                                 std::vector<GlobalVector*> const& x_prev,
                                 int const process_id, GlobalMatrix& M,
                                 GlobalMatrix& K, GlobalVector& b) override;
 
    void assembleWithJacobianConcreteProcess(
        const double t, double const dt, std::vector<GlobalVector*> const& x,
        std::vector<GlobalVector*> const& x_prev, int const process_id,
        GlobalMatrix& M, GlobalMatrix& K, GlobalVector& b,
        GlobalMatrix& Jac) override;
 
    std::vector<MeshLib::Node*> _base_nodes;
    std::unique_ptr<MeshLib::MeshSubset const> _mesh_subset_base_nodes;
 
    StokesFlowProcessData _process_data;
 
    std::vector<std::unique_ptr<StokesFlowLocalAssemblerInterface>>
        _local_assemblers;
 
    std::unique_ptr<NumLib::LocalToGlobalIndexMap>
        _local_to_global_index_map_single_component;
 
    std::unique_ptr<NumLib::LocalToGlobalIndexMap>
        _local_to_global_index_map_with_base_nodes;
};
 
extern template class StokesFlowProcess<2>;
}  // namespace StokesFlow
}  // namespace ProcessLib