Basic second-order gradient scheme using face-interpolation and Gauss' theorem. More...

Inheritance diagram for gaussGrad< Type >:

Collaboration diagram for gaussGrad< Type >:

Public Member Functions
	TypeName ("Gauss")
	Runtime type information. More...

	gaussGrad (const fvMesh &mesh)
	Construct from mesh. More...

	gaussGrad (const fvMesh &mesh, Istream &is)
	Construct from mesh and Istream. More...

virtual tmp< GeometricField< typename outerProduct< vector, Type >::type, fvPatchField, volMesh > >	calcGrad (const GeometricField< Type, fvPatchField, volMesh > &vsf, const word &name) const

Public Member Functions inherited from gradScheme< Type >
virtual const word &	type () const =0
	Runtime type information. More...

	declareRunTimeSelectionTable (tmp, gradScheme, Istream,(const fvMesh &mesh, Istream &schemeData),(mesh, schemeData))

	gradScheme (const fvMesh &mesh)
	Construct from mesh. More...

virtual	~gradScheme ()=default
	Destructor. More...

const fvMesh &	mesh () const
	Return const reference to mesh. More...

tmp< GeometricField< typename outerProduct< vector, Type >::type, fvPatchField, volMesh > >	grad (const GeometricField< Type, fvPatchField, volMesh > &, const word &name) const

tmp< GeometricField< typename outerProduct< vector, Type >::type, fvPatchField, volMesh > >	grad (const GeometricField< Type, fvPatchField, volMesh > &) const

tmp< GeometricField< typename outerProduct< vector, Type >::type, fvPatchField, volMesh > >	grad (const tmp< GeometricField< Type, fvPatchField, volMesh >> &) const

Public Member Functions inherited from refCount
constexpr	refCount () noexcept
	Default construct, initializing count to 0. More...

int	count () const noexcept
	Return the current reference count. More...

bool	unique () const noexcept
	Return true if the reference count is zero. More...

void	operator++ () noexcept
	Increment the reference count. More...

void	operator++ (int) noexcept
	Increment the reference count. More...

void	operator-- () noexcept
	Decrement the reference count. More...

void	operator-- (int) noexcept
	Decrement the reference count. More...

Static Public Member Functions
static tmp< GeometricField< typename outerProduct< vector, Type >::type, fvPatchField, volMesh > >	gradf (const GeometricField< Type, fvsPatchField, surfaceMesh > &, const word &name)

static void	correctBoundaryConditions (const GeometricField< Type, fvPatchField, volMesh > &, GeometricField< typename outerProduct< vector, Type >::type, fvPatchField, volMesh > &)

Static Public Member Functions inherited from gradScheme< Type >
static tmp< gradScheme< Type > >	New (const fvMesh &mesh, Istream &schemeData)
	Return a pointer to a new gradScheme created on freestore. More...

Detailed Description

template<class Type>
class Foam::fv::gaussGrad< Type >

Basic second-order gradient scheme using face-interpolation and Gauss' theorem.

Source files

Definition at line 63 of file gaussGrad.H.

Constructor & Destructor Documentation

◆ gaussGrad() [1/2]

gaussGrad ( const fvMesh & mesh )

inline

Construct from mesh.

Definition at line 91 of file gaussGrad.H.

◆ gaussGrad() [2/2]

gaussGrad	(	const fvMesh &	mesh,
		Istream &	is
	)

inline

Construct from mesh and Istream.

Definition at line 98 of file gaussGrad.H.

References IOstream::eof(), gradScheme< Type >::mesh(), and surfaceInterpolationScheme< Type >::New().

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Member Function Documentation

◆ TypeName()

TypeName ( "Gauss" )

Runtime type information.

◆ gradf()

static tmp< GeometricField <typename outerProduct<vector, Type>::type, fvPatchField, volMesh> > gradf	(	const GeometricField< Type, fvsPatchField, surfaceMesh > &	,
		const word &	name
	)

static

Return the gradient of the given field calculated using Gauss' theorem on the given surface field

Referenced by Foam::fvc::grad().

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◆ calcGrad()

virtual tmp< GeometricField <typename outerProduct<vector, Type>::type, fvPatchField, volMesh> > calcGrad	(	const GeometricField< Type, fvPatchField, volMesh > &	vsf,
		const word &	name
	)		const

virtual

Return the gradient of the given field to the gradScheme::grad for optional caching

Implements gradScheme< Type >.

Reimplemented in iterativeGaussGrad< Type >.

◆ correctBoundaryConditions()

void correctBoundaryConditions	(	const GeometricField< Type, fvPatchField, volMesh > &	vsf,
		GeometricField< typename outerProduct< vector, Type >::type, fvPatchField, volMesh > &	gGrad
	)

static

Correct the boundary values of the gradient using the patchField snGrad functions

Definition at line 145 of file gaussGrad.C.

References GeometricField< Type, PatchField, GeoMesh >::boundaryField(), forAll, and n.