Public Member Functions | Static Public Member Functions | List of all members
gaussGrad< Type > Class Template Reference

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

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Public Member Functions

 TypeName ("Gauss")
 Runtime type information. More...
 
 gaussGrad (const faMesh &mesh)
 Construct from mesh. More...
 
 gaussGrad (const faMesh &mesh, Istream &is)
 Construct from Istream. More...
 
tmp< GeometricField< typename outerProduct< vector, Type >::type, faPatchField, areaMesh > > grad (const GeometricField< Type, faPatchField, areaMesh > &) const
 Return the gradient of the given field calculated. More...
 
- Public Member Functions inherited from gradScheme< Type >
 declareRunTimeSelectionTable (tmp, gradScheme, Istream,(const faMesh &mesh, Istream &schemeData),(mesh, schemeData))
 
 gradScheme (const faMesh &mesh)
 Construct from mesh. More...
 
virtual ~gradScheme ()
 Destructor. More...
 
const faMesh & mesh () const
 Return mesh reference. More...
 
virtual tmp< GeometricField< typename outerProduct< vector, Type >::type, faPatchField, areaMesh > > grad (const GeometricField< Type, faPatchField, areaMesh > &) const =0
 Calculate and return the grad of the given field. More...
 
- 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 void correctBoundaryConditions (const GeometricField< Type, faPatchField, areaMesh > &, GeometricField< typename outerProduct< vector, Type >::type, faPatchField, areaMesh > &)
 Correct the boundary values of the gradient using the patchField. More...
 
- Static Public Member Functions inherited from gradScheme< Type >
static tmp< gradScheme< Type > > New (const faMesh &mesh, Istream &schemeData)
 Return a pointer to a new gradScheme created on freestore. More...
 

Detailed Description

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

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

Source files

Definition at line 60 of file gaussFaGrad.H.

Constructor & Destructor Documentation

◆ gaussGrad() [1/2]

gaussGrad ( const faMesh &  mesh)
inline

Construct from mesh.

Definition at line 87 of file gaussFaGrad.H.

◆ gaussGrad() [2/2]

gaussGrad ( const faMesh &  mesh,
Istream &  is 
)
inline

Construct from Istream.

Definition at line 94 of file gaussFaGrad.H.

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

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Member Function Documentation

◆ TypeName()

TypeName ( "Gauss"  )

Runtime type information.

◆ grad()

tmp< GeometricField< typename outerProduct< vector, Type >::type, faPatchField, areaMesh > > grad ( const GeometricField< Type, faPatchField, areaMesh > &  vsf) const
virtual

Return the gradient of the given field calculated.

using Gauss' theorem on the interpolated field

Implements gradScheme< Type >.

Definition at line 53 of file gaussFaGrad.C.

References GeometricField< Type, PatchField, GeoMesh >::correctBoundaryConditions(), correctBoundaryConditions(), Foam::fac::edgeIntegrate(), Foam::interpolate(), DimensionedField< Type, GeoMesh >::mesh(), IOobject::name(), tmp< T >::ref(), and regIOobject::rename().

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◆ correctBoundaryConditions()

void correctBoundaryConditions ( const GeometricField< Type, faPatchField, areaMesh > &  vsf,
GeometricField< typename outerProduct< vector, Type >::type, faPatchField, areaMesh > &  gGrad 
)
static

Correct the boundary values of the gradient using the patchField.

snGrad functions

Definition at line 81 of file gaussFaGrad.C.

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

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