Detailed Description

template<int DisplacementDim>
struct ProcessLib::SmallDeformation::SmallDeformationLocalAssemblerInterface< DisplacementDim >

Definition at line 34 of file LocalAssemblerInterface.h.

#include <LocalAssemblerInterface.h>

Inheritance diagram for ProcessLib::SmallDeformation::SmallDeformationLocalAssemblerInterface< DisplacementDim >:

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Collaboration diagram for ProcessLib::SmallDeformation::SmallDeformationLocalAssemblerInterface< DisplacementDim >:

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Public Member Functions
	SmallDeformationLocalAssemblerInterface (MeshLib::Element const &e, NumLib::GenericIntegrationMethod const &integration_method, bool const is_axially_symmetric, SmallDeformationProcessData< DisplacementDim > &process_data)

std::size_t	setIPDataInitialConditions (std::string_view name, double const *values, int const integration_order)
	Returns number of read integration points.

void	computeSecondaryVariableConcrete (double const, double const, Eigen::VectorXd const &, Eigen::VectorXd const &) override

unsigned	getNumberOfIntegrationPoints () const

int	getMaterialID () const

std::vector< double >	getMaterialStateVariableInternalState (std::function< std::span< double >(typename MaterialLib::Solids::MechanicsBase< DisplacementDim >::MaterialStateVariables &)> const &get_values_span, int const &n_components) const

MaterialLib::Solids::MechanicsBase< DisplacementDim >::MaterialStateVariables const &	getMaterialStateVariablesAt (unsigned integration_point) const

Public Member Functions inherited from ProcessLib::LocalAssemblerInterface
virtual	~LocalAssemblerInterface ()=default

virtual void	setInitialConditions (std::size_t const mesh_item_id, std::vector< NumLib::LocalToGlobalIndexMap const * > const &dof_tables, std::vector< GlobalVector * > const &x, double const t, int const process_id)

virtual void	initialize (std::size_t const mesh_item_id, NumLib::LocalToGlobalIndexMap const &dof_table)

virtual void	preAssemble (double const, double const, std::vector< double > const &)

virtual void	assemble (double const t, double const dt, std::vector< double > const &local_x, std::vector< double > const &local_x_prev, std::vector< double > &local_M_data, std::vector< double > &local_K_data, std::vector< double > &local_b_data)

virtual void	assembleForStaggeredScheme (double const t, double const dt, Eigen::VectorXd const &local_x, Eigen::VectorXd const &local_x_prev, int const process_id, std::vector< double > &local_M_data, std::vector< double > &local_K_data, std::vector< double > &local_b_data)

virtual void	assembleWithJacobian (double const t, double const dt, std::vector< double > const &local_x, std::vector< double > const &local_x_prev, std::vector< double > &local_b_data, std::vector< double > &local_Jac_data)

virtual void	assembleWithJacobianForStaggeredScheme (double const t, double const dt, Eigen::VectorXd const &local_x, Eigen::VectorXd const &local_x_prev, int const process_id, std::vector< double > &local_b_data, std::vector< double > &local_Jac_data)

virtual void	computeSecondaryVariable (std::size_t const mesh_item_id, std::vector< NumLib::LocalToGlobalIndexMap const * > const &dof_tables, double const t, double const dt, std::vector< GlobalVector * > const &x, GlobalVector const &x_prev, int const process_id)

virtual void	preTimestep (std::size_t const mesh_item_id, NumLib::LocalToGlobalIndexMap const &dof_table, GlobalVector const &x, double const t, double const delta_t)

virtual void	postTimestep (std::size_t const mesh_item_id, std::vector< NumLib::LocalToGlobalIndexMap const * > const &dof_tables, std::vector< GlobalVector * > const &x, std::vector< GlobalVector * > const &x_prev, double const t, double const dt, int const process_id)

void	postNonLinearSolver (std::size_t const mesh_item_id, std::vector< NumLib::LocalToGlobalIndexMap const * > const &dof_tables, std::vector< GlobalVector * > const &x, std::vector< GlobalVector * > const &x_prev, double const t, double const dt, int const process_id)

virtual Eigen::Vector3d	getFlux (MathLib::Point3d const &, double const, std::vector< double > const &) const

virtual Eigen::Vector3d	getFlux (MathLib::Point3d const &, double const, std::vector< std::vector< double > > const &) const
	Fits to staggered scheme.

Public Member Functions inherited from ProcessLib::SmallDeformation::MaterialForcesInterface
virtual std::vector< double > const &	getMaterialForces (std::vector< double > const &local_x, std::vector< double > &nodal_values)=0

virtual	~MaterialForcesInterface ()=default

Public Member Functions inherited from NumLib::ExtrapolatableElement
virtual Eigen::Map< const Eigen::RowVectorXd >	getShapeMatrix (const unsigned integration_point) const =0
	Provides the shape matrix at the given integration point.

virtual	~ExtrapolatableElement ()=default

Static Public Member Functions
static auto	getReflectionDataForOutput ()

Protected Attributes
SmallDeformationProcessData< DisplacementDim > &	process_data_

std::vector< MaterialStateData< DisplacementDim > >	material_states_

std::vector< typename ConstitutiveRelations::StatefulData< DisplacementDim > >	current_states_

std::vector< typename ConstitutiveRelations::StatefulDataPrev< DisplacementDim > >	prev_states_

std::vector< typename ConstitutiveRelations::OutputData< DisplacementDim > >	output_data_

NumLib::GenericIntegrationMethod const &	integration_method_

MeshLib::Element const &	element_

bool const	is_axially_symmetric_

MaterialLib::Solids::MechanicsBase< DisplacementDim > const &	solid_material_

ConstitutiveRelations::ConstitutiveSetting< DisplacementDim >	constitutive_setting

Constructor & Destructor Documentation

◆ SmallDeformationLocalAssemblerInterface()

template<int DisplacementDim>

ProcessLib::SmallDeformation::SmallDeformationLocalAssemblerInterface< DisplacementDim >::SmallDeformationLocalAssemblerInterface	(	MeshLib::Element const &	e,
		NumLib::GenericIntegrationMethod const &	integration_method,
		bool const	is_axially_symmetric,
		SmallDeformationProcessData< DisplacementDim > &	process_data )

inline

Definition at line 39 of file LocalAssemblerInterface.h.

        : process_data_(process_data),
          integration_method_(integration_method),
          element_(e),
          is_axially_symmetric_(is_axially_symmetric),
          solid_material_(MaterialLib::Solids::selectSolidConstitutiveRelation(
              process_data_.solid_materials, process_data_.material_ids,
              element_.getID()))
    {
        unsigned const n_integration_points =
            integration_method_.getNumberOfPoints();
 
        current_states_.resize(n_integration_points);
        prev_states_.resize(n_integration_points);
        output_data_.resize(n_integration_points);
 
        material_states_.reserve(n_integration_points);
        for (unsigned ip = 0; ip < n_integration_points; ++ip)
        {
            material_states_.emplace_back(
                solid_material_.createMaterialStateVariables());
 
            // Set initial stress field to zero. Might be overwritten by
            // integration point data or initial stress.
            this->current_states_[ip].stress_data.sigma.noalias() =
                MathLib::KelvinVector::KelvinVectorType<
                    DisplacementDim>::Zero();
        }
    }

References ProcessLib::SmallDeformation::SmallDeformationLocalAssemblerInterface< DisplacementDim >::current_states_, NumLib::GenericIntegrationMethod::getNumberOfPoints(), ProcessLib::SmallDeformation::SmallDeformationLocalAssemblerInterface< DisplacementDim >::integration_method_, ProcessLib::SmallDeformation::SmallDeformationLocalAssemblerInterface< DisplacementDim >::material_states_, ProcessLib::SmallDeformation::SmallDeformationLocalAssemblerInterface< DisplacementDim >::output_data_, ProcessLib::SmallDeformation::SmallDeformationLocalAssemblerInterface< DisplacementDim >::prev_states_, and ProcessLib::SmallDeformation::SmallDeformationLocalAssemblerInterface< DisplacementDim >::solid_material_.

Member Function Documentation

◆ computeSecondaryVariableConcrete()

template<int DisplacementDim>

void ProcessLib::SmallDeformation::SmallDeformationLocalAssemblerInterface< DisplacementDim >::computeSecondaryVariableConcrete	(	double const	,
		double const	,
		Eigen::VectorXd const &	,
		Eigen::VectorXd const &	)

inlineoverridevirtual

Reimplemented from ProcessLib::LocalAssemblerInterface.

Definition at line 121 of file LocalAssemblerInterface.h.

    {
        int const elem_id = element_.getID();
        ParameterLib::SpatialPosition x_position;
        x_position.setElementID(elem_id);
        unsigned const n_integration_points =
            integration_method_.getNumberOfPoints();
 
        auto sigma_sum = MathLib::KelvinVector::tensorToKelvin<DisplacementDim>(
            Eigen::Matrix<double, 3, 3>::Zero());
 
        for (unsigned ip = 0; ip < n_integration_points; ip++)
        {
            x_position.setIntegrationPoint(ip);
            auto const& sigma = current_states_[ip].stress_data.sigma;
            sigma_sum += sigma;
        }
 
        Eigen::Matrix<double, 3, 3, 0, 3, 3> const sigma_avg =
            MathLib::KelvinVector::kelvinVectorToTensor(sigma_sum) /
            n_integration_points;
 
        Eigen::SelfAdjointEigenSolver<Eigen::Matrix<double, 3, 3>> e_s(
            sigma_avg);
 
        Eigen::Map<Eigen::Vector3d>(
            &(*process_data_.principal_stress_values)[elem_id * 3], 3) =
            e_s.eigenvalues();
 
        auto eigen_vectors = e_s.eigenvectors();
 
        for (auto i = 0; i < 3; i++)
        {
            Eigen::Map<Eigen::Vector3d>(
                &(*process_data_.principal_stress_vector[i])[elem_id * 3], 3) =
                eigen_vectors.col(i);
        }
    }

References ProcessLib::SmallDeformation::SmallDeformationLocalAssemblerInterface< DisplacementDim >::current_states_, ProcessLib::SmallDeformation::SmallDeformationLocalAssemblerInterface< DisplacementDim >::element_, MeshLib::Element::getID(), NumLib::GenericIntegrationMethod::getNumberOfPoints(), ProcessLib::SmallDeformation::SmallDeformationLocalAssemblerInterface< DisplacementDim >::integration_method_, MathLib::KelvinVector::kelvinVectorToTensor(), ProcessLib::SmallDeformation::SmallDeformationLocalAssemblerInterface< DisplacementDim >::process_data_, ParameterLib::SpatialPosition::setElementID(), ParameterLib::SpatialPosition::setIntegrationPoint(), and MathLib::KelvinVector::tensorToKelvin().

◆ getMaterialID()

template<int DisplacementDim>

int ProcessLib::SmallDeformation::SmallDeformationLocalAssemblerInterface< DisplacementDim >::getMaterialID ( ) const

inline

Definition at line 168 of file LocalAssemblerInterface.h.

    {
        return process_data_.material_ids == nullptr
                   ? 0
                   : (*process_data_.material_ids)[element_.getID()];
    }

References ProcessLib::SmallDeformation::SmallDeformationLocalAssemblerInterface< DisplacementDim >::element_, MeshLib::Element::getID(), and ProcessLib::SmallDeformation::SmallDeformationLocalAssemblerInterface< DisplacementDim >::process_data_.

◆ getMaterialStateVariableInternalState()

template<int DisplacementDim>

std::vector< double > ProcessLib::SmallDeformation::SmallDeformationLocalAssemblerInterface< DisplacementDim >::getMaterialStateVariableInternalState	(	std::function< std::span< double >(typename MaterialLib::Solids::MechanicsBase< DisplacementDim >::MaterialStateVariables &)> const &	get_values_span,
		int const &	n_components ) const

inline

Definition at line 175 of file LocalAssemblerInterface.h.

    {
        return ProcessLib::getIntegrationPointDataMaterialStateVariables(
            material_states_,
            &MaterialStateData<DisplacementDim>::material_state_variables,
            get_values_span, n_components);
    }

References ProcessLib::getIntegrationPointDataMaterialStateVariables(), and ProcessLib::SmallDeformation::SmallDeformationLocalAssemblerInterface< DisplacementDim >::material_states_.

◆ getMaterialStateVariablesAt()

template<int DisplacementDim>

MaterialLib::Solids::MechanicsBase< DisplacementDim >::MaterialStateVariables const & ProcessLib::SmallDeformation::SmallDeformationLocalAssemblerInterface< DisplacementDim >::getMaterialStateVariablesAt ( unsigned integration_point ) const

inline

Definition at line 189 of file LocalAssemblerInterface.h.

    {
        return *material_states_[integration_point].material_state_variables;
    }

References ProcessLib::SmallDeformation::SmallDeformationLocalAssemblerInterface< DisplacementDim >::material_states_.

◆ getNumberOfIntegrationPoints()

template<int DisplacementDim>

unsigned ProcessLib::SmallDeformation::SmallDeformationLocalAssemblerInterface< DisplacementDim >::getNumberOfIntegrationPoints ( ) const

inline

Definition at line 163 of file LocalAssemblerInterface.h.

    {
        return integration_method_.getNumberOfPoints();
    }

References NumLib::GenericIntegrationMethod::getNumberOfPoints(), and ProcessLib::SmallDeformation::SmallDeformationLocalAssemblerInterface< DisplacementDim >::integration_method_.

◆ getReflectionDataForOutput()

template<int DisplacementDim>

static auto ProcessLib::SmallDeformation::SmallDeformationLocalAssemblerInterface< DisplacementDim >::getReflectionDataForOutput ( )

inlinestatic

Definition at line 194 of file LocalAssemblerInterface.h.

    {
        using Self = SmallDeformationLocalAssemblerInterface<DisplacementDim>;
 
        return ProcessLib::Reflection::reflectWithoutName(
            &Self::current_states_, &Self::output_data_);
    }

References ProcessLib::Reflection::reflectWithoutName().

◆ setIPDataInitialConditions()

template<int DisplacementDim>

std::size_t ProcessLib::SmallDeformation::SmallDeformationLocalAssemblerInterface< DisplacementDim >::setIPDataInitialConditions	(	std::string_view	name,
		double const *	values,
		int const	integration_order )

inline

Returns number of read integration points.

Definition at line 73 of file LocalAssemblerInterface.h.

    {
        if (integration_order !=
            static_cast<int>(integration_method_.getIntegrationOrder()))
        {
            OGS_FATAL(
                "Setting integration point initial conditions; The integration "
                "order of the local assembler for element {:d} is different "
                "from the integration order in the initial condition.",
                element_.getID());
        }
 
        if (name.starts_with("material_state_variable_"))
        {
            name.remove_prefix(24);
 
            auto const& internal_variables =
                solid_material_.getInternalVariables();
            if (auto const iv = std::find_if(
                    begin(internal_variables), end(internal_variables),
                    [&name](auto const& iv) { return iv.name == name; });
                iv != end(internal_variables))
            {
                DBUG("Setting material state variable '{:s}'", name);
                return ProcessLib::
                    setIntegrationPointDataMaterialStateVariables(
                        values, material_states_,
                        &MaterialStateData<
                            DisplacementDim>::material_state_variables,
                        iv->reference);
            }
 
            WARN(
                "Could not find variable {:s} in solid material model's "
                "internal variables.",
                name);
            return 0;
        }
 
        // TODO this logic could be pulled out of the local assembler into the
        // process. That might lead to a slightly better performance due to less
        // string comparisons.
        return ProcessLib::Reflection::reflectSetIPData<DisplacementDim>(
            name, values, current_states_);
    }