Container to calculate weights for interpolating directly from vertices of cell using Mean Value Coordinates. Based on VTK's vtkMeanValueCoordinatesInterpolator. More...

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Public Member Functions
	ClassName ("pointMVCWeight")
	Type information. More...

	pointMVCWeight (const polyMesh &mesh, const vector &position, const label celli, const label facei=-1)
	Construct from components. More...

label	cell () const
	Cell index. More...

const scalarField &	weights () const
	Interpolation weights (in order of cellPoints) More...

template<class Type >
Type	interpolate (const PointField< Type > &psip) const
	Interpolate field. More...

Static Public Attributes
static scalar	tol
	Tolerance used in calculating barycentric co-ordinates. More...

Protected Member Functions
void	calcWeights (const Map< label > &toLocal, const face &f, const DynamicList< point > &u, const scalarField &dist, scalarField &weights) const
	Calculate weights from single face's vertices only. More...

void	calcWeights (const polyMesh &mesh, const labelList &toGlobal, const Map< label > &toLocal, const vector &position, const vectorField &uVec, const scalarField &dist, scalarField &weights) const
	Calculate weights from all cell's vertices. More...

Protected Attributes
const label	cellIndex_
	Cell index. More...

scalarField	weights_
	Weights applied to cell vertices. More...

Detailed Description

Container to calculate weights for interpolating directly from vertices of cell using Mean Value Coordinates. Based on VTK's vtkMeanValueCoordinatesInterpolator.

Reference:

    Langer, T., Belyaev, A., & Seidel, H. P. (2006, June).
    Spherical barycentric coordinates.
    In Symposium on Geometry Processing (pp. 81-88).

Source files

Definition at line 68 of file pointMVCWeight.H.

Constructor & Destructor Documentation

◆ pointMVCWeight()

pointMVCWeight	(	const polyMesh &	mesh,
		const vector &	position,
		const label	celli,
		const label	facei = `-1`
	)

Construct from components.

Definition at line 246 of file pointMVCWeight.C.

References pointMVCWeight::calcWeights(), pointMVCWeight::cellIndex_, primitiveMesh::cellPoints(), f(), polyMesh::faces(), forAll, HashTable< T, Key, Hash >::insert(), Foam::mag(), mesh, Foam::pid(), polyMesh::points(), Foam::tracking::position(), List< T >::setSize(), List< T >::size(), pointMVCWeight::tol, and pointMVCWeight::weights_.

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Member Function Documentation

◆ calcWeights() [1/2]

void calcWeights	(	const Map< label > &	toLocal,
		const face &	f,
		const DynamicList< point > &	u,
		const scalarField &	dist,
		scalarField &	weights
	)		const

protected

Calculate weights from single face's vertices only.

Definition at line 42 of file pointMVCWeight.C.

References Foam::asin(), f(), forAll, Foam::mag(), Foam::pid(), List< T >::setSize(), HashTable< T, Key, Hash >::size(), Foam::tan(), pointMVCWeight::tol, and pointMVCWeight::weights().

Referenced by pointMVCWeight::pointMVCWeight().

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◆ calcWeights() [2/2]

void calcWeights	(	const polyMesh &	mesh,
		const labelList &	toGlobal,
		const Map< label > &	toLocal,
		const vector &	position,
		const vectorField &	uVec,
		const scalarField &	dist,
		scalarField &	weights
	)		const