Container to calculate weights for interpolating directly from vertices of cell using Mean Value Coordinates. More...

Collaboration diagram for pointMVCWeight:

Public Member Functions
	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 GeometricField< Type, pointPatchField, pointMesh > &psip) const
	Interpolate field. More...

Static Public Attributes
static int	debug
	Debug switch. More...

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's) implementation of "Spherical Barycentric Coordinates" 2006 paper Eurographics Symposium on Geometry Processing by Torsten Langer, Alexander Belyaev and Hans-Peter Seide

Source files

Definition at line 67 of file pointMVCWeight.H.

Constructor & Destructor Documentation

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 primitiveMesh::cellPoints(), polyMesh::faces(), forAll, HashTable< T, Key, Hash >::insert(), Foam::mag(), Foam::pid(), polyMesh::points(), and List< T >::size().

Referenced by pointMVCWeight::calcWeights().

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Member Function Documentation

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(), UList< T >::fcIndex(), forAll, Foam::mag(), Foam::pid(), List< T >::setSize(), List< T >::size(), HashTable< T, Key, Hash >::size(), and Foam::tan().

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

protected

Calculate weights from all cell's vertices.

Definition at line 83 of file pointMVCWeight.C.

References Foam::constant::atomic::alpha, Foam::asin(), primitiveMesh::cells(), polyMesh::faces(), UList< T >::fcIndex(), forAll, Foam::mag(), Foam::min(), Foam::pid(), pointMVCWeight::pointMVCWeight(), UList< T >::rcIndex(), Foam::sin(), Foam::sum(), Foam::tan(), and VectorSpace< Vector< scalar >, scalar, 3 >::zero.

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label cell ( ) const

inline

Cell index.

Definition at line 129 of file pointMVCWeight.H.

References pointMVCWeight::cellIndex_.

const scalarField& weights ( ) const

inline

Interpolation weights (in order of cellPoints)

Definition at line 135 of file pointMVCWeight.H.

References pointMVCWeight::interpolate(), and pointMVCWeight::weights_.

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Type interpolate ( const GeometricField< Type, pointPatchField, pointMesh > & psip ) const

inline

Interpolate field.

Definition at line 32 of file pointMVCWeightI.H.

References forAll, DimensionedField< Type, GeoMesh >::mesh(), and Foam::Zero.

Referenced by interpolationPointMVC< Type >::interpolate(), and pointMVCWeight::weights().

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Member Data Documentation

const label cellIndex_

protected

Cell index.

Definition at line 74 of file pointMVCWeight.H.

Referenced by pointMVCWeight::cell().

scalarField weights_

protected

Weights applied to cell vertices.

Definition at line 77 of file pointMVCWeight.H.

Referenced by pointMVCWeight::weights().

int debug

static

Debug switch.

Definition at line 107 of file pointMVCWeight.H.

Foam::scalar tol

static

Tolerance used in calculating barycentric co-ordinates.

(applied to normalised values)

Definition at line 111 of file pointMVCWeight.H.

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

src/finiteVolume/interpolation/interpolation/interpolationPointMVC/pointMVCWeight.H
src/finiteVolume/interpolation/interpolation/interpolationPointMVC/pointMVCWeight.C
src/finiteVolume/interpolation/interpolation/interpolationPointMVC/pointMVCWeightI.H

Public Member Functions

Static Public Attributes

Protected Member Functions

Protected Attributes

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation