FreePOOMA
2.4.1
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Gradient operator (functor) on discrete Fields. More...
Functions | |
template<class Mesh , class T , class EngineTag > | |
FieldStencilSimple < GradVertToCell< T, Mesh > , Field< Mesh, T, EngineTag > >::Type_t | gradVertToCell (const Field< Mesh, T, EngineTag > &f) |
template<class Mesh , class T , class EngineTag > | |
FieldStencilSimple < GradCellToVert< T, Mesh > , Field< Mesh, T, EngineTag > >::Type_t | gradCellToVert (const Field< Mesh, T, EngineTag > &f) |
template<class Mesh , class T , class EngineTag > | |
FieldStencilSimple < GradSameToSame< T, Mesh, CellType >, Field< Mesh, T, EngineTag > >::Type_t | gradCellToCell (const Field< Mesh, T, EngineTag > &f) |
template<class Mesh , class T , class EngineTag > | |
FieldStencilSimple < GradSameToSame< T, Mesh, VertexType >, Field< Mesh, T, EngineTag > >::Type_t | gradVertToVert (const Field< Mesh, T, EngineTag > &f) |
Gradient operator (functor) on discrete Fields.
Wrapper function around FieldStencil<Grad>::operator() . The Div functors actually used are partial specializations of the generic Grad that come from Grad.UR for example.
Grad is a functor class serving as the "Functor" template parameter for FieldStencil<Functor,Expression>, which implements a discrete gradient operator. Partial specializations implement various combinations of input and output centerings, for specific coordinate systems, and different finite-difference orders, are defined in other headers like Grad.[URM,RM].h .
grad(): Gradient. Takes a scalar Field a discrete geometry with one centering and returns a Field of vectors on a geometry that's the same except (possibly) for the centering. All the work happens in the embedded Grad functor partial specialization, in its operator() methods.
FieldStencilSimple<GradVertToCell<T, Mesh>, Field<Mesh, T, EngineTag> >::Type_t gradVertToCell | ( | const Field< Mesh, T, EngineTag > & | f | ) |
References Field< Mesh, T, EngineTag >::fieldEngine().
FieldStencilSimple<GradCellToVert<T, Mesh>, Field<Mesh, T, EngineTag> >::Type_t gradCellToVert | ( | const Field< Mesh, T, EngineTag > & | f | ) |
References Field< Mesh, T, EngineTag >::fieldEngine().
FieldStencilSimple<GradSameToSame<T, Mesh, CellType>, Field<Mesh, T, EngineTag> >::Type_t gradCellToCell | ( | const Field< Mesh, T, EngineTag > & | f | ) |
References Field< Mesh, T, EngineTag >::fieldEngine().
FieldStencilSimple<GradSameToSame<T, Mesh, VertexType>, Field<Mesh, T, EngineTag> >::Type_t gradVertToVert | ( | const Field< Mesh, T, EngineTag > & | f | ) |
References Field< Mesh, T, EngineTag >::fieldEngine().