ablate::domain::rbf::RBF Class Reference

Inheritance diagram for ablate::domain::rbf::RBF:

Public Member Functions
	RBF (int polyOrder=4, bool hasDerivatives=true, bool hasInterpolation=true, bool returnNeighborVertices=false)
void	Initialize ()
void	Setup (std::shared_ptr< ablate::domain::SubDomain > subDomain)
void	SetDerivatives (PetscInt nDer, PetscInt dx[], PetscInt dy[], PetscInt dz[], PetscBool useCellsLocal)
void	SetDerivatives (PetscInt nDer, PetscInt dx[], PetscInt dy[], PetscInt dz[])
void	SetupDerivativeStencils ()
PetscReal	EvalDer (const ablate::domain::Field *field, PetscInt c, PetscInt dx, PetscInt dy, PetscInt dz)
PetscReal	EvalDer (DM dm, Vec vec, const PetscInt fid, PetscInt c, PetscInt dx, PetscInt dy, PetscInt dz)
PetscReal	Interpolate (const ablate::domain::Field *field, Vec f, const PetscInt c, PetscReal xEval[3])
PetscReal	Interpolate (const ablate::domain::Field *field, Vec f, PetscReal xEval[3])
PetscReal	Interpolate (const ablate::domain::Field *field, PetscReal xEval[3])
virtual PetscReal	RBFVal (PetscInt dim, PetscReal x[], PetscReal y[])=0
virtual PetscReal	RBFDer (PetscInt dim, PetscReal x[], PetscInt dx, PetscInt dy, PetscInt dz)=0
virtual std::string_view	type () const =0
PetscInt	GetDimensions ()

Protected Member Functions
PetscReal	DistanceSquared (PetscInt dim, PetscReal x[], PetscReal y[])
PetscReal	DistanceSquared (PetscInt dim, PetscReal x[])
void	Loc3D (PetscInt dim, PetscReal xIn[], PetscReal x[3])

Member Function Documentation

EvalDer() [1/2]

PetscReal RBF::EvalDer	(	const ablate::domain::Field *	field,
		PetscInt	c,
		PetscInt	dx,
		PetscInt	dy,
		PetscInt	dz
	)

Return the derivative of a field at a given location

Parameters

field	- The field to take the derivative of
c	- The location in ablate::domain::Range
dx,dy,dz	- The derivative

EvalDer() [2/2]

PetscReal RBF::EvalDer	(	DM	dm,
		Vec	vec,
		const PetscInt	fid,
		PetscInt	c,
		PetscInt	dx,
		PetscInt	dy,
		PetscInt	dz
	)

Return the derivative of a field at a given location

Parameters

dm	- The mesh
vec	- Vector containing the data
fid	- Field id.
c	- The location in ablate::domain::Range
dx,dy,dz	- The derivative

Initialize()

void RBF::Initialize

(

)

SubDomain Register and Setup

Interpolate() [1/3]

PetscReal ablate::domain::rbf::RBF::Interpolate ( const ablate::domain::Field *  field, PetscReal  xEval[3]  )

inline

Return the interpolation of a field at a given location

Parameters

field	- The field to interpolate
xEval	- The location where to perform the interpolation

Interpolate() [2/3]

PetscReal RBF::Interpolate	(	const ablate::domain::Field *	field,
		Vec	f,
		const PetscInt	c,
		PetscReal	xEval[3]
	)

Return the interpolation of a field at a given location

Parameters

field	- The field to interpolate
f	- The local vector containing the data
c	- Cell containing the evaluation point
xEval	- The location where to perform the interpolation

Interpolate() [3/3]

PetscReal RBF::Interpolate	(	const ablate::domain::Field *	field,
		Vec	f,
		PetscReal	xEval[3]
	)

Return the interpolation of a field at a given location

Parameters

field	- The field to interpolate
f	- The local vector containing the data
xEval	- The location where to perform the interpolation

RBFDer()

virtual PetscReal ablate::domain::rbf::RBF::RBFDer ( PetscInt  dim, PetscReal  x[], PetscInt  dx, PetscInt  dy, PetscInt  dz  )

pure virtual

The RBF kernel derivative between at a location

Parameters

dim
x
dx,dy,dz	- The derivative

Implemented in ablate::domain::rbf::PHS, ablate::domain::rbf::MQ, ablate::domain::rbf::IMQ, ablate::domain::rbf::HYBRID, and ablate::domain::rbf::GA.

RBFVal()

virtual PetscReal ablate::domain::rbf::RBF::RBFVal ( PetscInt  dim, PetscReal  x[], PetscReal  y[]  )

pure virtual

The RBF kernel value between two points

Parameters

dim
x
y

Implemented in ablate::domain::rbf::PHS, ablate::domain::rbf::MQ, ablate::domain::rbf::IMQ, ablate::domain::rbf::HYBRID, and ablate::domain::rbf::GA.

SetDerivatives() [1/2]

void RBF::SetDerivatives	(	PetscInt	numDer,
		PetscInt	dx[],
		PetscInt	dy[],
		PetscInt	dz[]
	)

Set the derivatives to use, defaulting to useCells=False

Parameters

numDer	- Number of derivatives to set
dx,dy,dz	- Lists of length numDer indicating the derivatives

Set derivatives, defaulting to using common vertices

SetDerivatives() [2/2]

void RBF::SetDerivatives	(	PetscInt	nDer,
		PetscInt	dx[],
		PetscInt	dy[],
		PetscInt	dz[],
		PetscBool	useCellsLocal
	)

Set the derivatives to use

Parameters

numDer	- Number of derivatives to set
dx,dy,dz	- Lists of length numDer indicating the derivatives
useCellsLocal	- Use common cells when determining neighbors. If false then use common edges.

SetupDerivativeStencils()

void RBF::SetupDerivativeStencils

(

)

Setup all derivatives in the subdomain.

type()

virtual std::string_view ablate::domain::rbf::RBF::type ( ) const

pure virtual

The RBF kernel type

Implemented in ablate::domain::rbf::PHS, ablate::domain::rbf::MQ, ablate::domain::rbf::IMQ, ablate::domain::rbf::HYBRID, and ablate::domain::rbf::GA.

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

• src/domain/RBF/rbf.hpp
• src/domain/RBF/rbf.cpp