CreateLocalAssemblers.h

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#pragma once
 
#include <vector>
 
#include "BaseLib/Logging.h"
#include "LocalAssemblerFactoryForDimGreaterEqualN.h"
#include "NumLib/DOF/LocalToGlobalIndexMap.h"
#include "NumLib/Fem/Integration/IntegrationMethodProvider.h"
 
namespace ProcessLib
{
template <int GlobalDim,
          template <typename /* shp fct */, int /* global dim*/>
          class LocalAssemblerImplementation,
          typename LocalAssemblerInterface,
          IntegrationMethodProviderOrIntegrationOrder ProviderOrOrder,
          typename... ExtraCtorArgs>
void createLocalAssemblers(
    std::vector<MeshLib::Element*> const& mesh_elements,
    NumLib::LocalToGlobalIndexMap const& dof_table,
    std::vector<std::unique_ptr<LocalAssemblerInterface>>& local_assemblers,
    ProviderOrOrder const& provider_or_order,
    ExtraCtorArgs&&... extra_ctor_args)
{
    static_assert(
        GlobalDim == 1 || GlobalDim == 2 || GlobalDim == 3,
        "Meshes with dimension greater than three are not supported.");
 
    DBUG("Create local assemblers.");
 
    auto const& integration_method_provider =
        getIntegrationMethodProvider(provider_or_order);
 
    using IntegrationMethodProvider =
        std::remove_cvref_t<decltype(integration_method_provider)>;
    using LocAsmFac = LocalAssemblerFactory<
        LocalAssemblerInterface, LocalAssemblerImplementation,
        IntegrationMethodProvider, GlobalDim, ExtraCtorArgs...>;
 
    LocAsmFac factory(dof_table, integration_method_provider);
    local_assemblers.resize(mesh_elements.size());
 
    DBUG("Calling local assembler builder for all mesh elements.");
    GlobalExecutor::transformDereferenced(
        factory, mesh_elements, local_assemblers,
        std::forward<ExtraCtorArgs>(extra_ctor_args)...);
}
void createLocalAssemblers( {…}
 
template <template <typename /* shp fct */, int /* global dim */>
          class LocalAssemblerImplementation,
          typename LocalAssemblerInterface,
          IntegrationMethodProviderOrIntegrationOrder ProviderOrOrder,
          typename... ExtraCtorArgs>
void createLocalAssemblers(
    const unsigned dimension,
    std::vector<MeshLib::Element*> const& mesh_elements,
    NumLib::LocalToGlobalIndexMap const& dof_table,
    std::vector<std::unique_ptr<LocalAssemblerInterface>>& local_assemblers,
    ProviderOrOrder const& provider_or_order,
    ExtraCtorArgs&&... extra_ctor_args)
{
    DBUG("Create local assemblers.");
 
    switch (dimension)
    {
        case 1:
            createLocalAssemblers<1, LocalAssemblerImplementation>(
                mesh_elements, dof_table, local_assemblers, provider_or_order,
                std::forward<ExtraCtorArgs>(extra_ctor_args)...);
            break;
        case 2:
            createLocalAssemblers<2, LocalAssemblerImplementation>(
                mesh_elements, dof_table, local_assemblers, provider_or_order,
                std::forward<ExtraCtorArgs>(extra_ctor_args)...);
            break;
        case 3:
            createLocalAssemblers<3, LocalAssemblerImplementation>(
                mesh_elements, dof_table, local_assemblers, provider_or_order,
                std::forward<ExtraCtorArgs>(extra_ctor_args)...);
            break;
        default:
            OGS_FATAL(
                "Meshes with dimension greater than three are not supported.");
    }
}
void createLocalAssemblers( {…}
 
}  // namespace ProcessLib