Wrapper class for using Enhanced Assumed Strains (EAS) with displacement based elements. More...

#include <ikarus/finiteelements/mechanics/enhancedassumedstrains.hh>

Public Types
using	Traits = PreFE::Traits

using	FERequirementType = typename Traits::FERequirementType

using	LocalView = typename Traits::LocalView

using	Geometry = typename Traits::Geometry

using	GridView = typename Traits::GridView

using	Pre = EnhancedAssumedStrainsPre

using	SupportedResultTypes = std::tuple< decltype(makeRT< ResultTypes::linearStress >())>

Public Member Functions
	EnhancedAssumedStrains (const Pre &pre)
	Constructor for Enhanced Assumed Strains elements. More...

bool	isDisplacementBased () const
	Checks if the element is displacement-based and the EAS is turned off. More...

const auto &	easVariant () const
	Gets the variant representing the type of Enhanced Assumed Strains (EAS). More...

auto	numberOfEASParameters () const
	Gets the number of EAS parameters based on the current EAS type. More...

template<template< typename, int, int > class RT>
auto	calculateAtImpl (const FERequirementType &req, const Dune::FieldVector< double, Traits::mydim > &local, Dune::PriorityTag< 2 >) const
	Calculates a requested result at a specific local position using the Enhanced Assumed Strains (EAS) method. More...

void	setEASType (int numberOfEASParameters)
	Sets the EAS type for 2D elements. More...

Protected Member Functions
void	bindImpl ()

void	easApplicabilityCheck () const

template<typename ScalarType >
void	calculateMatrixImpl (const FERequirementType &par, typename Traits::template MatrixType<> K, const std::optional< std::reference_wrapper< const Eigen::VectorX< ScalarType > > > &dx=std::nullopt) const

template<typename ScalarType >
ScalarType	calculateScalarImpl (const FERequirementType &par, const std::optional< std::reference_wrapper< const Eigen::VectorX< ScalarType > > > &dx=std::nullopt) const

template<typename ScalarType >
void	calculateVectorImpl (const FERequirementType &par, typename Traits::template VectorType< ScalarType > force, const std::optional< std::reference_wrapper< const Eigen::VectorX< ScalarType > > > &dx=std::nullopt) const

Detailed Description

template<typename PreFE, typename FE>
class Ikarus::EnhancedAssumedStrains< PreFE, FE >

This class extends a displacement-based element to support Enhanced Assumed Strains.

Template Parameters

PreFE	Type of the pre finite element.
FE	Type of the finite element.

Member Typedef Documentation

◆ FERequirementType

template<typename PreFE , typename FE >

using Ikarus::EnhancedAssumedStrains< PreFE, FE >::FERequirementType = typename Traits::FERequirementType

◆ Geometry

template<typename PreFE , typename FE >

using Ikarus::EnhancedAssumedStrains< PreFE, FE >::Geometry = typename Traits::Geometry

◆ GridView

template<typename PreFE , typename FE >

using Ikarus::EnhancedAssumedStrains< PreFE, FE >::GridView = typename Traits::GridView

◆ LocalView

template<typename PreFE , typename FE >

using Ikarus::EnhancedAssumedStrains< PreFE, FE >::LocalView = typename Traits::LocalView

◆ Pre

template<typename PreFE , typename FE >

using Ikarus::EnhancedAssumedStrains< PreFE, FE >::Pre = EnhancedAssumedStrainsPre

◆ SupportedResultTypes

template<typename PreFE , typename FE >

using Ikarus::EnhancedAssumedStrains< PreFE, FE >::SupportedResultTypes = std::tuple<decltype(makeRT<ResultTypes::linearStress>())>

◆ Traits

template<typename PreFE , typename FE >

using Ikarus::EnhancedAssumedStrains< PreFE, FE >::Traits = PreFE::Traits

Constructor & Destructor Documentation

◆ EnhancedAssumedStrains()

template<typename PreFE , typename FE >

Ikarus::EnhancedAssumedStrains< PreFE, FE >::EnhancedAssumedStrains ( const Pre & pre )

inlineexplicit

Parameters

pre	The pre finite element

Member Function Documentation

◆ bindImpl()

template<typename PreFE , typename FE >

void Ikarus::EnhancedAssumedStrains< PreFE, FE >::bindImpl ( )

inlineprotected

◆ calculateAtImpl()

template<typename PreFE , typename FE >

template<template< typename, int, int > class RT>

auto Ikarus::EnhancedAssumedStrains< PreFE, FE >::calculateAtImpl	(	const FERequirementType &	req,
		const Dune::FieldVector< double, Traits::mydim > &	local,
		Dune::PriorityTag< 2 >
	)		const

inline

This function calculates the results at the specified local coordinates . It takes into account the displacement-based element calculations and, if applicable, incorporates the EAS method for enhanced accuracy.

Parameters

req	The result requirements.
local	The local coordinates at which results are to be calculated.

Returns: calculated result

Template Parameters

RT	The type representing the requested result.

◆ calculateMatrixImpl()

template<typename PreFE , typename FE >

template<typename ScalarType >

void Ikarus::EnhancedAssumedStrains< PreFE, FE >::calculateMatrixImpl	(	const FERequirementType &	par,
		typename Traits::template MatrixType<>	K,
		const std::optional< std::reference_wrapper< const Eigen::VectorX< ScalarType > > > &	dx = `std::nullopt`
	)		const

inlineprotected

◆ calculateScalarImpl()

template<typename PreFE , typename FE >

template<typename ScalarType >

ScalarType Ikarus::EnhancedAssumedStrains< PreFE, FE >::calculateScalarImpl	(	const FERequirementType &	par,
		const std::optional< std::reference_wrapper< const Eigen::VectorX< ScalarType > > > &	dx = `std::nullopt`
	)		const

inlineprotected

◆ calculateVectorImpl()

template<typename PreFE , typename FE >

template<typename ScalarType >

void Ikarus::EnhancedAssumedStrains< PreFE, FE >::calculateVectorImpl	(	const FERequirementType &	par,
		typename Traits::template VectorType< ScalarType >	force,
		const std::optional< std::reference_wrapper< const Eigen::VectorX< ScalarType > > > &	dx = `std::nullopt`
	)		const

inlineprotected

◆ easApplicabilityCheck()

template<typename PreFE , typename FE >

void Ikarus::EnhancedAssumedStrains< PreFE, FE >::easApplicabilityCheck ( ) const

inlineprotected

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◆ easVariant()

template<typename PreFE , typename FE >

const auto & Ikarus::EnhancedAssumedStrains< PreFE, FE >::easVariant ( ) const

inline

Returns: Const reference to the EAS variant.

◆ isDisplacementBased()

template<typename PreFE , typename FE >

bool Ikarus::EnhancedAssumedStrains< PreFE, FE >::isDisplacementBased ( ) const

inline

Returns: True if the element is displacement-based, false otherwise.

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◆ numberOfEASParameters()

template<typename PreFE , typename FE >

auto Ikarus::EnhancedAssumedStrains< PreFE, FE >::numberOfEASParameters ( ) const

inline

Returns: Number of EAS parameters.

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◆ setEASType()

template<typename PreFE , typename FE >

void Ikarus::EnhancedAssumedStrains< PreFE, FE >::setEASType ( int numberOfEASParameters )

inline

Parameters

numberOfEASParameters The number of EAS parameters

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

enhancedassumedstrains.hh

Public Types

Public Member Functions

Protected Member Functions

Detailed Description

Member Typedef Documentation

◆ FERequirementType

◆ Geometry

◆ GridView

◆ LocalView

◆ Pre

◆ SupportedResultTypes

◆ Traits

Constructor & Destructor Documentation

◆ EnhancedAssumedStrains()

Member Function Documentation

◆ bindImpl()

◆ calculateAtImpl()

◆ calculateMatrixImpl()

◆ calculateScalarImpl()

◆ calculateVectorImpl()

◆ easApplicabilityCheck()

◆ easVariant()

◆ isDisplacementBased()

◆ numberOfEASParameters()

◆ setEASType()