RichardsMechanicsProcess.h

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// SPDX-FileCopyrightText: Copyright (c) OpenGeoSys Community (opengeosys.org)
// SPDX-License-Identifier: BSD-3-Clause
 
#pragma once
 
#include "LocalAssemblerInterface.h"
#include "ProcessLib/AssemblyMixin.h"
#include "ProcessLib/Process.h"
#include "RichardsMechanicsProcessData.h"
 
namespace ProcessLib
{
namespace RichardsMechanics
{
template <int DisplacementDim>
class RichardsMechanicsProcess final
    : public Process,
      private AssemblyMixin<RichardsMechanicsProcess<DisplacementDim>>
 
{
    friend class AssemblyMixin<RichardsMechanicsProcess<DisplacementDim>>;
 
public:
    RichardsMechanicsProcess(
        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,
        RichardsMechanicsProcessData<DisplacementDim>&& process_data,
        SecondaryVariableCollection&& secondary_variables,
        bool const use_monolithic_scheme, bool const is_linear);

 
    bool isLinear() const override;

    MathLib::MatrixSpecifications getMatrixSpecifications(
        const int process_id) const override;
 
private:
    using LocalAssemblerIF = LocalAssemblerInterface<DisplacementDim>;
 
    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 setInitialConditionsConcreteProcess(std::vector<GlobalVector*>& x,
                                             double const t,
                                             int const process_id) 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,
        GlobalVector& b, GlobalMatrix& Jac) override;
 
    void preTimestepConcreteProcess(std::vector<GlobalVector*> const& x,
                                    double const t, double const dt,
                                    const int process_id) override;
 
    void postTimestepConcreteProcess(std::vector<GlobalVector*> const& x,
                                     std::vector<GlobalVector*> const& x_prev,
                                     double const t, double const dt,
                                     const int process_id) override;
 
    std::vector<std::vector<std::string>> initializeAssemblyOnSubmeshes(
        std::vector<std::reference_wrapper<MeshLib::Mesh>> const& meshes)
        override;
 
    NumLib::LocalToGlobalIndexMap const& getDOFTable(
        const int process_id) const override;
 
private:
    std::vector<MeshLib::Node*> base_nodes_;
    std::unique_ptr<MeshLib::MeshSubset const> mesh_subset_base_nodes_;
    RichardsMechanicsProcessData<DisplacementDim> process_data_;
 
    std::vector<std::unique_ptr<LocalAssemblerIF>> 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_;

    GlobalSparsityPattern sparsity_pattern_with_linear_element_;
 
    void computeSecondaryVariableConcrete(double const t, double const dt,
                                          std::vector<GlobalVector*> const& x,
                                          GlobalVector const& x_prev,
                                          int const process_id) override;
    std::tuple<NumLib::LocalToGlobalIndexMap*, bool>
    getDOFTableForExtrapolatorData() const override;

    bool hasMechanicalProcess(int const process_id) const
    {
        return _use_monolithic_scheme || process_id == 1;
    }
};
 
extern template class RichardsMechanicsProcess<2>;
extern template class RichardsMechanicsProcess<3>;
 
}  // namespace RichardsMechanics
}  // namespace ProcessLib