Utilities for converting between vector(s) of libMesh Points and MFEM Vector(s). More...

Classes
class	CoefficientManager
	Front-end class for creating and storing MFEM coefficients. More...

class	CoefficientMap
	Class to manage MFEM coefficient objects representing material properties. More...

class	ComplexEquationSystem

class	ComplexEquationSystemProblemOperator
	Steady-state problem operator with an equation system. More...

class	EigenproblemEquationSystem
	Equation system specialization for eigenproblems. More...

class	EigenproblemESProblemOperator
	Steady-state eigenproblem operator with an equation system. More...

class	EigensolverBase
	Base class for eigensolvers. More...

class	EquationSystem
	Owns the weak-form mathematics of a MOOSE MFEM problem. More...

class	EquationSystemInterface
	Interface required for: More...

class	EquationSystemProblemOperator
	Steady-state ProblemOperator that prepares and solves a single EquationSystem. More...

class	LinearSolverBase
	Base class for linear MFEM solvers and preconditioners. More...

class	LORLinearSolverBase
	Base class for LOR compatible linear MFEM solvers and preconditioners. More...

class	MatrixFreeAMS
	Wrapper for mfem::MatrixFreeAMS solver that creates an mfem::MatrixFreeAMS solver from the operator when set. More...

class	NamedFieldsMap
	Lightweight adaptor over an std::map from strings to pointer to T. More...

class	NLBoundaryConvectiveHeatFluxIntegrator
	\[ (k(u) (u-u_\infty), v) \] More...

class	NLCurlCurlIntegrator
	\[ (k(\|\vec \nabla \times \vec u\|) \vec \nabla \times \vec u, \vec \nabla \times \vec v) \] More...

class	NLCurlCurlJacMatrixCoefficient
	Matrix coefficient for the Jacobian of NLCurlCurlIntegrator. More...

class	NLDiffusionIntegrator
	\[ (k(u) \vec \nabla u, \vec \nabla v) \] More...

class	NLScaleIntegrator
	NonlinearFormIntegrator which scales its results by a constant value. More...

class	NonlinearSolverBase
	MooseObject base for nonlinear MFEM solve strategies configured in the input file. More...

class	ProblemOperator
	Steady-state problem operator with no equation system. More...

class	ProblemOperatorBase
	Connects MFEMProblem's MOOSE solver objects to EquationSystem's mathematics. More...

class	ProblemOperatorInterface
	Interface required for MFEM executioners to add and get ProblemOperators: More...

class	ScaleIntegrator
	Integrator which scales its results by a constant value. More...

struct	SolutionState

class	SolverBase
	Base class for wrapping mfem::Solver-derived classes. More...

class	SuperLUSolver
	Wrapper for mfem::SuperLUSolver that creates a SuperLURowLocMatrix from the operator when set. More...

class	TimeDependentEquationSystem
	Class to store weak form components for time dependent PDEs. More...

class	TimeDependentEquationSystemProblemOperator
	Problem operator for time-dependent problems with an equation system. More...

class	TimeDependentProblemOperator
	Problem operator for time-dependent problems with no equation system. More...

class	TimeDerivativeMap
	Lightweight adaptor over a std::map relating names of GridFunctions with the name of their time derivatives. More...

Typedefs
using	FECollections = NamedFieldsMap< mfem::FiniteElementCollection >

using	FESpaces = NamedFieldsMap< mfem::ParFiniteElementSpace >

using	SubMeshes = NamedFieldsMap< mfem::ParSubMesh >

using	GridFunctions = NamedFieldsMap< mfem::ParGridFunction >

using	ComplexGridFunctions = NamedFieldsMap< mfem::ParComplexGridFunction >

using	FESpaceHierarchies = NamedFieldsMap< mfem::ParFiniteElementSpaceHierarchy >

using	ScalarMap = CoefficientMap< mfem::Coefficient, mfem::PWCoefficient >

using	VectorMap = CoefficientMap< mfem::VectorCoefficient, mfem::PWVectorCoefficient >

using	MatrixMap = CoefficientMap< mfem::MatrixCoefficient, mfem::PWMatrixCoefficient >

Functions
std::size_t	MFEMIndex (const std::size_t i_dim, const std::size_t i_point, const std::size_t num_dims, const std::size_t num_points, const mfem::Ordering::Type ordering)
	Convert an index of a vector of libMesh::Points to an MFEM vector index, given an MFEM ordering. More...

libMesh::Point	libMeshPointFromMFEMVector (const mfem::Vector &vec)
	Convert an MFEM position vector to a libMesh::Point. More...

mfem::Vector	libMeshPointsToMFEMVector (const std::vector< libMesh::Point > &points, const unsigned int num_dims, const mfem::Ordering::Type ordering)
	Convert a vector of libMesh::Point objects to an mfem::Vector containing all points, given an ordering. More...

Variables
template<typename T , typename... Ts>
constexpr bool	is_any_of_v = (std::is_same_v<T, Ts> \|\| ...)

Detailed Description

Utilities for converting between vector(s) of libMesh Points and MFEM Vector(s).

Typedef Documentation

◆ ComplexGridFunctions

using Moose::MFEM::ComplexGridFunctions = typedef NamedFieldsMap<mfem::ParComplexGridFunction>

Definition at line 243 of file MFEMContainers.h.

◆ FECollections

using Moose::MFEM::FECollections = typedef NamedFieldsMap<mfem::FiniteElementCollection>

Definition at line 239 of file MFEMContainers.h.

◆ FESpaceHierarchies

using Moose::MFEM::FESpaceHierarchies = typedef NamedFieldsMap<mfem::ParFiniteElementSpaceHierarchy>

Definition at line 244 of file MFEMContainers.h.

◆ FESpaces

using Moose::MFEM::FESpaces = typedef NamedFieldsMap<mfem::ParFiniteElementSpace>

Definition at line 240 of file MFEMContainers.h.

◆ GridFunctions

using Moose::MFEM::GridFunctions = typedef NamedFieldsMap<mfem::ParGridFunction>

Definition at line 242 of file MFEMContainers.h.

◆ MatrixMap

using Moose::MFEM::MatrixMap = typedef CoefficientMap<mfem::MatrixCoefficient, mfem::PWMatrixCoefficient>

Definition at line 173 of file CoefficientMap.h.

◆ ScalarMap

using Moose::MFEM::ScalarMap = typedef CoefficientMap<mfem::Coefficient, mfem::PWCoefficient>

Definition at line 171 of file CoefficientMap.h.

◆ SubMeshes

using Moose::MFEM::SubMeshes = typedef NamedFieldsMap<mfem::ParSubMesh>

Definition at line 241 of file MFEMContainers.h.

◆ VectorMap

using Moose::MFEM::VectorMap = typedef CoefficientMap<mfem::VectorCoefficient, mfem::PWVectorCoefficient>

Definition at line 172 of file CoefficientMap.h.

Function Documentation

◆ libMeshPointFromMFEMVector()

libMesh::Point Moose::MFEM::libMeshPointFromMFEMVector ( const mfem::Vector & vec )

Convert an MFEM position vector to a libMesh::Point.

Definition at line 18 of file MFEMVectorUtils.C.

Referenced by MFEMProblem::addFunction().

 {
   return libMesh::Point(vec(0), vec.Size() > 1 ? vec(1) : 0., vec.Size() > 2 ? vec(2) : 0.);
 }

◆ libMeshPointsToMFEMVector()

mfem::Vector Moose::MFEM::libMeshPointsToMFEMVector	(	const std::vector< libMesh::Point > &	points,
		const unsigned int	num_dims,
		const mfem::Ordering::Type	ordering
	)

Convert a vector of libMesh::Point objects to an mfem::Vector containing all points, given an ordering.

Definition at line 24 of file MFEMVectorUtils.C.

Referenced by MultiAppMFEMTolibMeshShapeEvaluationTransfer::transferVariables().

 {
   const unsigned int num_points = points.size();
   mfem::Vector mfem_points(num_points * num_dims);
   for (const auto i_point : libMesh::make_range(num_points))
     for (const auto i_dim : libMesh::make_range(num_dims))
       mfem_points(MFEMIndex(i_dim, i_point, num_dims, num_points, ordering)) =
           points[i_point](i_dim);
 
   return mfem_points;
 }

◆ MFEMIndex()

std::size_t Moose::MFEM::MFEMIndex	(	const std::size_t	i_dim,
		const std::size_t	i_point,
		const std::size_t	num_dims,
		const std::size_t	num_points,
		const mfem::Ordering::Type	ordering
	)

inline

Convert an index of a vector of libMesh::Points to an MFEM vector index, given an MFEM ordering.

Definition at line 29 of file MFEMVectorUtils.h.

Referenced by MFEMSamplerBase::finalize(), MFEMVariableValueSamplerBase::finalizeValues(), MFEMComplexVariableValueSamplerBase::finalizeValues(), libMeshPointsToMFEMVector(), and MFEMNodalProjector::projectNodalValues().

 {
   if (ordering == mfem::Ordering::byNODES)
     return mfem::Ordering::Map<mfem::Ordering::byNODES>(num_points, num_dims, i_point, i_dim);
   else
     return mfem::Ordering::Map<mfem::Ordering::byVDIM>(num_points, num_dims, i_point, i_dim);
 }

Variable Documentation

◆ is_any_of_v

template<typename T , typename... Ts>

constexpr bool Moose::MFEM::is_any_of_v = (std::is_same_v<T, Ts> || ...)

Definition at line 74 of file MFEMLORLinearSolverBase.h.

Referenced by Moose::MFEM::LORLinearSolverBase< mfem::HypreGMRES >::UpdateEquationSystemContext().

Classes

Typedefs

Functions

Variables