belfem::fem::IntegrationData Class Reference

Precomputed bundle of integration points, weights and shape-function values. More...

#include <cl_IF_IntegrationData.hpp>

Public Member Functions
	IntegrationData (const ElementType aElementType, const InterpolationType aType=InterpolationType::LAGRANGE, InterpolationFunction *aShapeFunction=nullptr)
	IntegrationData (const ElementType aElementType, InterpolationFunction *aShapeFunction, const bool aClaimOwnership)
	~IntegrationData ()
void	populate (const uint aIntegrationOrder=0, const IntegrationScheme aScheme=IntegrationScheme::GAUSS)
	default function for popularization
void	populate_for_master (const uint aMasterIndex, const uint aIntegrationOrder=0, const IntegrationScheme aScheme=IntegrationScheme::GAUSS)
	special function for popularization if this is a sideset
void	populate_for_slave (const uint aSlaveIndex, const uint aOrientation=0, const uint aIntegrationOrder=0, const IntegrationScheme aScheme=IntegrationScheme::GAUSS)
	special function for popularization if this is a sideset
const InterpolationFunction *	function () const
	access the shape function
uint	number_of_integration_points () const
	tells how many integration points are used
const Vector< real > &	weights () const
	return the integration weights
const Matrix< real > &	points () const
	return the integration points
const Vector< real > &	phi (const uint aIndex) const
	return the node shape function as vector
const Vector< real > &	dphidxi (const uint aIndex) const
	return the node shape function deriivative as vector (line element only)
const Matrix< real > &	N (const uint aIndex) const
	return the node shape function as Matrix (scalar field)
const Matrix< real > &	Nvector (const uint aIndex) const
	return the node shape function as Matrix, for vector field
const Matrix< real > &	dNdXi (const uint aIndex) const
	return the first derivative of N
const Matrix< real > &	d2NdXi2 (const uint aIndex) const
	return the second derivative of N

Detailed Description

Precomputed bundle of integration points, weights and shape-function values.

See also

Interpolation Module Usage Guide

Constructor & Destructor Documentation

IntegrationData() [1/2]

belfem::fem::IntegrationData::IntegrationData	(	const ElementType	aElementType,
		const InterpolationType	aType = InterpolationType::LAGRANGE,
		InterpolationFunction *	aShapeFunction = nullptr )

IntegrationData() [2/2]

belfem::fem::IntegrationData::IntegrationData	(	const ElementType	aElementType,
		InterpolationFunction *	aShapeFunction,
		const bool	aClaimOwnership )

~IntegrationData()

belfem::fem::IntegrationData::~IntegrationData

(

)

Member Function Documentation

d2NdXi2()

const Matrix< real > & belfem::fem::IntegrationData::d2NdXi2 ( const uint aIndex ) const

inline

return the second derivative of N

dNdXi()

const Matrix< real > & belfem::fem::IntegrationData::dNdXi ( const uint aIndex ) const

inline

return the first derivative of N

dphidxi()

const Vector< real > & belfem::fem::IntegrationData::dphidxi ( const uint aIndex ) const

inline

return the node shape function deriivative as vector (line element only)

function()

const InterpolationFunction * belfem::fem::IntegrationData::function ( ) const

inline

access the shape function

N()

const Matrix< real > & belfem::fem::IntegrationData::N ( const uint aIndex ) const

inline

return the node shape function as Matrix (scalar field)

number_of_integration_points()

uint belfem::fem::IntegrationData::number_of_integration_points ( ) const

inline

tells how many integration points are used

Nvector()

const Matrix< real > & belfem::fem::IntegrationData::Nvector ( const uint aIndex ) const

inline

return the node shape function as Matrix, for vector field

phi()

const Vector< real > & belfem::fem::IntegrationData::phi ( const uint aIndex ) const

inline

return the node shape function as vector

points()

const Matrix< real > & belfem::fem::IntegrationData::points ( ) const

inline

return the integration points

populate()

void belfem::fem::IntegrationData::populate	(	const uint	aIntegrationOrder = 0,
		const IntegrationScheme	aScheme = IntegrationScheme::GAUSS )

default function for popularization

populate_for_master()

void belfem::fem::IntegrationData::populate_for_master	(	const uint	aMasterIndex,
		const uint	aIntegrationOrder = 0,
		const IntegrationScheme	aScheme = IntegrationScheme::GAUSS )

special function for popularization if this is a sideset

populate_for_slave()

void belfem::fem::IntegrationData::populate_for_slave	(	const uint	aSlaveIndex,
		const uint	aOrientation = 0,
		const uint	aIntegrationOrder = 0,
		const IntegrationScheme	aScheme = IntegrationScheme::GAUSS )

special function for popularization if this is a sideset

weights()

const Vector< real > & belfem::fem::IntegrationData::weights ( ) const

inline

return the integration weights

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

• src/fem/interpolation/cl_IF_IntegrationData.hpp
• src/fem/interpolation/cl_IF_IntegrationData.cpp