sofa::component::solidmechanics::spring::FastTriangularBendingSprings< _DataTypes >::EdgeSpring Class Reference

#include <FastTriangularBendingSprings.h>

Public Attributes
sofa::type::Vec< 4, unsigned >	vid
	vertex indices, in circular order More...
sofa::type::Vec< 4, Real >	alpha
	weight of each vertex in the bending vector More...
Real	lambda
	bending stiffness More...
bool	is_activated
bool	is_initialized

Public Member Functions
void	setEdgeSpring (const VecCoord &p, unsigned iA, unsigned iB, unsigned iC, unsigned iD, Real materialBendingStiffness)
	Store the vertex indices and perform all the precomputations. More...
Real	addForce (VecDeriv &f, const VecCoord &p, const VecDeriv &) const
	Accumulates force and return potential energy. More...
void	addDForce (VecDeriv &df, const VecDeriv &dp, Real kfactor) const
void	addStiffness (sofa::linearalgebra::BaseMatrix *bm, unsigned int offset, SReal scale, core::behavior::ForceField< _DataTypes > *ff) const
	Stiffness matrix assembly. More...
void	getStiffness (StiffnessMatrix &K) const
	Compliant stiffness matrix assembly. More...
void	replaceIndex (Index oldIndex, Index newIndex)
	replace a vertex index with another one More...
void	replaceIndices (const type::vector< Index > &newIndices)
	replace all the vertex indices with the given ones More...

Friends
std::ostream &	operator<< (std::ostream &os, const EdgeSpring &)
	Output stream. More...
std::istream &	operator>> (std::istream &in, EdgeSpring &)
	Input stream. More...

Attribute details

alpha

template<class _DataTypes >

sofa::type::Vec<4,Real> sofa::component::solidmechanics::spring::FastTriangularBendingSprings< _DataTypes >::EdgeSpring::alpha

weight of each vertex in the bending vector

is_activated

template<class _DataTypes >

bool sofa::component::solidmechanics::spring::FastTriangularBendingSprings< _DataTypes >::EdgeSpring::is_activated

is_initialized

template<class _DataTypes >

bool sofa::component::solidmechanics::spring::FastTriangularBendingSprings< _DataTypes >::EdgeSpring::is_initialized

lambda

template<class _DataTypes >

Real sofa::component::solidmechanics::spring::FastTriangularBendingSprings< _DataTypes >::EdgeSpring::lambda

bending stiffness

vid

template<class _DataTypes >

sofa::type::Vec<4,unsigned> sofa::component::solidmechanics::spring::FastTriangularBendingSprings< _DataTypes >::EdgeSpring::vid

vertex indices, in circular order

Function details

addDForce()

template<class _DataTypes >

void sofa::component::solidmechanics::spring::FastTriangularBendingSprings< _DataTypes >::EdgeSpring::addDForce ( VecDeriv &  df, const VecDeriv &  dp, Real  kfactor  ) const

inline

addForce()

template<class _DataTypes >

FastTriangularBendingSprings< _DataTypes >::Real sofa::component::solidmechanics::spring::FastTriangularBendingSprings< _DataTypes >::EdgeSpring::addForce	(	VecDeriv &	f,
		const VecCoord &	p,
		const VecDeriv &
	)		const

Accumulates force and return potential energy.

addStiffness()

template<class _DataTypes >

void sofa::component::solidmechanics::spring::FastTriangularBendingSprings< _DataTypes >::EdgeSpring::addStiffness	(	sofa::linearalgebra::BaseMatrix *	bm,
		unsigned int	offset,
		SReal	scale,
		core::behavior::ForceField< _DataTypes > *	ff
	)		const

Stiffness matrix assembly.

getStiffness()

template<class _DataTypes >

void sofa::component::solidmechanics::spring::FastTriangularBendingSprings< _DataTypes >::EdgeSpring::getStiffness

(

StiffnessMatrix &

K

)

const

Compliant stiffness matrix assembly.

replaceIndex()

template<class _DataTypes >

void sofa::component::solidmechanics::spring::FastTriangularBendingSprings< _DataTypes >::EdgeSpring::replaceIndex	(	Index	oldIndex,
		Index	newIndex
	)

replace a vertex index with another one

replaceIndices()

template<class _DataTypes >

void sofa::component::solidmechanics::spring::FastTriangularBendingSprings< _DataTypes >::EdgeSpring::replaceIndices

(

const type::vector< Index > &

newIndices

)

replace all the vertex indices with the given ones

setEdgeSpring()

template<class _DataTypes >

void sofa::component::solidmechanics::spring::FastTriangularBendingSprings< _DataTypes >::EdgeSpring::setEdgeSpring	(	const VecCoord &	p,
		unsigned	iA,
		unsigned	iB,
		unsigned	iC,
		unsigned	iD,
		Real	materialBendingStiffness
	)

Store the vertex indices and perform all the precomputations.

Enum details

anonymous enum

template<class _DataTypes >

anonymous enum

Enumerator
A
B
C
D

Related details

operator<<

template<class _DataTypes >

std::ostream& operator<< ( std::ostream &  os, const EdgeSpring &    )

friend

Output stream.

operator>>

template<class _DataTypes >

std::istream& operator>> ( std::istream &  in, EdgeSpring &    )

friend

Input stream.