Second-order gradient scheme using least-squares. More...

#include <fourthGrad.H>

Inheritance diagram for fourthGrad< Type >:

Collaboration diagram for fourthGrad< Type >:

Public Member Functions
	TypeName ("fourth")
	Runtime type information.
	fourthGrad (const fvMesh &mesh, Istream &)
	Construct from Istream.
virtual tmp< GeometricField< typename outerProduct< vector, Type >::type, fvPatchField, volMesh > >	calcGrad (const GeometricField< Type, fvPatchField, volMesh > &vsf, const word &name) const
	Return the gradient of the given field to the gradScheme::grad for optional caching.
virtual void	calcGrad (GeometricField< typename outerProduct< vector, Type >::type, fvPatchField, volMesh > &res, const GeometricField< Type, fvPatchField, volMesh > &) const
	Calculate the grad of the given field into supplied field.
void	calcGrad (GeometricField< typename outerProduct< vector, Type >::type, fvPatchField, volMesh > &fGrad, const GeometricField< Type, fvPatchField, volMesh > &vsf, const GeometricField< typename outerProduct< vector, Type >::type, fvPatchField, volMesh > &secondfGrad) const
	Helper : calculate the grad of the given field into supplied field.
Public Member Functions inherited from gradScheme< Type >
virtual const word &	type () const =0
	Runtime type information.
	declareRunTimeSelectionTable (tmp, gradScheme, Istream,(const fvMesh &mesh, Istream &schemeData),(mesh, schemeData))
	gradScheme (const fvMesh &mesh)
	Construct from mesh.
virtual	~gradScheme ()=default
	Destructor.
const fvMesh &	mesh () const
	Return const reference to mesh.
tmp< GeometricField< typename outerProduct< vector, Type >::type, fvPatchField, volMesh > >	grad (const GeometricField< Type, fvPatchField, volMesh > &, const word &name) const
	Calculate and return the grad of the given field which may have been cached.
tmp< GeometricField< typename outerProduct< vector, Type >::type, fvPatchField, volMesh > >	grad (const GeometricField< Type, fvPatchField, volMesh > &) const
	Calculate and return the grad of the given field with the default name which may have been cached.
tmp< GeometricField< typename outerProduct< vector, Type >::type, fvPatchField, volMesh > >	grad (const tmp< GeometricField< Type, fvPatchField, volMesh > > &) const
	Calculate and return the grad of the given field with the default name which may have been cached.
Public Member Functions inherited from refCount
constexpr	refCount () noexcept
	Default construct, initializing count to 0.
int	use_count () const noexcept
	Return the current reference count.
bool	unique () const noexcept
	Return true if the reference count is zero.
void	operator++ () noexcept
	Increment the reference count.
void	operator++ (int) noexcept
	Increment the reference count.
void	operator-- () noexcept
	Decrement the reference count.
void	operator-- (int) noexcept
	Decrement the reference count.

Additional Inherited Members
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.

Detailed Description

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

Second-order gradient scheme using least-squares.

Source files

Definition at line 56 of file fourthGrad.H.

Constructor & Destructor Documentation

◆ fourthGrad()

template<class Type>

fourthGrad	(	const fvMesh &	mesh,
		Istream &	)

inline

Construct from Istream.

Definition at line 86 of file fourthGrad.H.

References gradScheme< Type >::mesh().

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Member Function Documentation

◆ TypeName()

template<class Type>

TypeName ( "fourth" )

Runtime type information.

◆ calcGrad() [1/3]

template<class Type>

Foam::tmp< Foam::GeometricField< typename Foam::outerProduct< Foam::vector, Type >::type, Foam::fvPatchField, Foam::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 >.

Definition at line 143 of file fourthGrad.C.

References calcGrad(), DimensionedField< Type, GeoMesh >::dimensions(), Foam::dimLength, fvPatchFieldBase::extrapolatedCalculatedType(), gradScheme< Type >::grad(), IOobject::instance(), DimensionedField< Type, GeoMesh >::mesh(), gradScheme< Type >::mesh(), IOobject::name(), Foam::name(), IOobjectOption::NO_READ, IOobjectOption::NO_WRITE, and tmp< T >::ref().

Referenced by calcGrad(), and calcGrad().

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◆ calcGrad() [2/3]

template<class Type>

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

virtual

Calculate the grad of the given field into supplied field.

Reimplemented from gradScheme< Type >.

Definition at line 194 of file fourthGrad.C.

References calcGrad(), gradScheme< Type >::grad(), DimensionedField< Type, GeoMesh >::mesh(), gradScheme< Type >::mesh(), and IOobject::name().

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◆ calcGrad() [3/3]

template<class Type>

void calcGrad	(	GeometricField< typename outerProduct< vector, Type >::type, fvPatchField, volMesh > &	fGrad,
		const GeometricField< Type, fvPatchField, volMesh > &	vsf,
		const GeometricField< typename outerProduct< vector, Type >::type, fvPatchField, volMesh > &	secondfGrad ) const

Helper : calculate the grad of the given field into supplied field.

Definition at line 34 of file fourthGrad.C.

References GeometricField< Type, PatchField, GeoMesh >::boundaryField(), gaussGrad< Type >::correctBoundaryConditions(), forAll, lambda(), DimensionedField< Type, GeoMesh >::mesh(), gradScheme< Type >::mesh(), MeshObject< fvMesh, MoveableMeshObject, leastSquaresVectors >::New(), leastSquaresVectors::nVectors(), p, and leastSquaresVectors::pVectors().

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The documentation for this class was generated from the following files:

src/finiteVolume/finiteVolume/gradSchemes/fourthGrad/fourthGrad.H
src/finiteVolume/finiteVolume/gradSchemes/fourthGrad/fourthGrad.C

Public Member Functions

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ fourthGrad()

Member Function Documentation

◆ TypeName()

◆ calcGrad() [1/3]

◆ calcGrad() [2/3]

◆ calcGrad() [3/3]