DirichletBoundaryCondition.h

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// SPDX-FileCopyrightText: Copyright (c) OpenGeoSys Community (opengeosys.org)
// SPDX-License-Identifier: BSD-3-Clause
 
#pragma once
 
#include <memory>
 
#include "BoundaryCondition.h"
#include "NumLib/DOF/LocalToGlobalIndexMap.h"
 
namespace BaseLib
{
class ConfigTree;
}
namespace ParameterLib
{
template <typename T>
struct Parameter;
}
 
namespace ProcessLib
{
// TODO docu
class DirichletBoundaryCondition final : public BoundaryCondition
{
public:
    DirichletBoundaryCondition(
        ParameterLib::Parameter<double> const& parameter,
        MeshLib::Mesh const& bc_mesh,
        NumLib::LocalToGlobalIndexMap const& dof_table_bulk,
        int const variable_id, int const component_id);
 
    void getEssentialBCValues(
        const double t, GlobalVector const& x,
        NumLib::IndexValueVector<GlobalIndexType>& bc_values) const override;
 
private:
    ParameterLib::Parameter<double> const& _parameter;
 
    MeshLib::Mesh const& _bc_mesh;
    std::unique_ptr<NumLib::LocalToGlobalIndexMap const> _dof_table_boundary;
    int const _variable_id;
    int const _component_id;
};
 
std::string parseDirichletBCConfig(BaseLib::ConfigTree const& config);
 
std::unique_ptr<DirichletBoundaryCondition> createDirichletBoundaryCondition(
    std::string const& parameter_name, MeshLib::Mesh const& bc_mesh,
    NumLib::LocalToGlobalIndexMap const& dof_table_bulk, int const variable_id,
    int const component_id,
    const std::vector<std::unique_ptr<ParameterLib::ParameterBase>>&
        parameters);
 
}  // namespace ProcessLib