A linear system assembler (residual and Jacobian) for finite volume schemes (box, tpfa, mpfa, ...) More...

#include <dumux/assembly/fvassembler.hh>

Description

template<class TypeTag, DiffMethod diffMethod, bool isImplicit = true>
class Dumux::FVAssembler< TypeTag, diffMethod, isImplicit >

Template Parameters

TypeTag	The TypeTag
diffMethod	The differentiation method to residual compute derivatives
isImplicit	Specifies whether the time discretization is implicit or not not (i.e. explicit)

Public Types
using	Scalar = GetPropType< TypeTag, Properties::Scalar >

using	JacobianMatrix = GetPropType< TypeTag, Properties::JacobianMatrix >

using	SolutionVector = GetPropType< TypeTag, Properties::SolutionVector >

using	ResidualType = typename Detail::NativeDuneVectorType< SolutionVector >::type

using	GridVariables = GetPropType< TypeTag, Properties::GridVariables >

using	GridGeometry = GridGeo

using	Problem = GetPropType< TypeTag, Properties::Problem >

Public Member Functions
	FVAssembler (std::shared_ptr< const Problem > problem, std::shared_ptr< const GridGeometry > gridGeometry, std::shared_ptr< GridVariables > gridVariables)
	The constructor for stationary problems. More...

	FVAssembler (std::shared_ptr< const Problem > problem, std::shared_ptr< const GridGeometry > gridGeometry, std::shared_ptr< GridVariables > gridVariables, std::shared_ptr< const TimeLoop > timeLoop, const SolutionVector &prevSol)
	The constructor for instationary problems. More...

template<class PartialReassembler = DefaultPartialReassembler>
void	assembleJacobianAndResidual (const SolutionVector &curSol, const PartialReassembler *partialReassembler=nullptr)
	Assembles the global Jacobian of the residual and the residual for the current solution. More...

void	assembleJacobian (const SolutionVector &curSol)
	Assembles only the global Jacobian of the residual. More...

void	assembleResidual (const SolutionVector &curSol)
	compute the residuals using the internal residual More...

void	assembleResidual (ResidualType &r, const SolutionVector &curSol) const
	assemble a residual r More...

void	setLinearSystem (std::shared_ptr< JacobianMatrix > A, std::shared_ptr< ResidualType > r)
	Tells the assembler which jacobian and residual to use. This also resizes the containers to the required sizes and sets the sparsity pattern of the jacobian matrix. More...

void	setLinearSystem ()
	The version without arguments uses the default constructor to create the jacobian and residual objects in this assembler if you don't need them outside this class. More...

void	updateAfterGridAdaption ()
	Resizes jacobian and residual and recomputes colors. More...

std::size_t	numDofs () const
	Returns the number of degrees of freedom. More...

const Problem &	problem () const
	The problem. More...

const GridGeometry &	gridGeometry () const
	The global finite volume geometry. More...

const GridView &	gridView () const
	The gridview. More...

GridVariables &	gridVariables ()
	The global grid variables. More...

const GridVariables &	gridVariables () const
	The global grid variables. More...

JacobianMatrix &	jacobian ()
	The jacobian matrix. More...

ResidualType &	residual ()
	The residual vector (rhs) More...

const SolutionVector &	prevSol () const
	The solution of the previous time step. More...

void	setTimeLoop (std::shared_ptr< const TimeLoop > timeLoop)
	Set time loop for instationary problems. More...

void	setPreviousSolution (const SolutionVector &u)
	Sets the solution from which to start the time integration. Has to be called prior to assembly for time-dependent problems. More...

bool	isStationaryProblem () const
	Whether we are assembling a stationary or instationary problem. More...

LocalResidual	localResidual () const
	Create a local residual object (used by the local assembler) More...

void	updateGridVariables (const SolutionVector &cursol)
	Update the grid variables. More...

void	resetTimeStep (const SolutionVector &cursol)
	Reset the gridVariables. More...