nimble::Element Class Reference

Abstract class for representing an element. More...

#include <nimble_element.h>

Inheritance diagram for nimble::Element:

Public Member Functions
NIMBLE_FUNCTION	Element ()=default
	Default constructor.
virtual NIMBLE_FUNCTION	~Element ()=default
	Default virtual destructor.
virtual int	Dim () const =0
	Virtual function returning the spatial dimension.
virtual int	NumNodesPerElement () const =0
	Virtual function returning the number of nodes in the element.
virtual int	NumIntegrationPointsPerElement () const =0
	Virtual function returning the number of integration points per element.
virtual void	ComputeLumpedMass (double density, const double *node_reference_coords, double *lumped_mass) const =0
	Virtual function to compute the lumped mass.
virtual double	ComputeCharacteristicLength (const double *node_coords)=0
	Virtual function to compute the characteristic length.
virtual void	ComputeVolumeAverage (const double *node_current_coords, int num_quantities, const double *int_pt_quantities, double &volume, double *volume_averaged_quantity) const =0
virtual void	ComputeDeformationGradients (const double *node_reference_coords, const double *node_current_coords, double *deformation_gradients) const =0
	Virtual function to compute the deformation gradients.
virtual void	ComputeTangent (const double *node_reference_coords, const double *material_tangent, double *tangent)=0
	Virtual function to compute the tangent.
virtual void	ComputeNodalForces (const double *node_current_coords, const double *int_pt_stresses, double *node_forces)=0
	Virtual function to compute the nodal forces.

Protected Attributes
const int	K_S_XX_ = 0
const int	K_S_YY_ = 1
const int	K_S_ZZ_ = 2
const int	K_S_XY_ = 3
const int	K_S_YZ_ = 4
const int	K_S_ZX_ = 5
const int	K_S_YX_ = 3
const int	K_S_ZY_ = 4
const int	K_S_XZ_ = 5
const int	K_F_XX_ = 0
const int	K_F_YY_ = 1
const int	K_F_ZZ_ = 2
const int	K_F_XY_ = 3
const int	K_F_YZ_ = 4
const int	K_F_ZX_ = 5
const int	K_F_YX_ = 6
const int	K_F_ZY_ = 7
const int	K_F_XZ_ = 8

Detailed Description

Abstract class for representing an element.

Constructor & Destructor Documentation

Element()

NIMBLE_FUNCTION nimble::Element::Element ( )

default

Default constructor.

~Element()

virtual NIMBLE_FUNCTION nimble::Element::~Element ( )

virtualdefault

Default virtual destructor.

Member Function Documentation

ComputeCharacteristicLength()

virtual double nimble::Element::ComputeCharacteristicLength ( const double * node_coords )

pure virtual

Virtual function to compute the characteristic length.

Parameters

[in]

node_coords

Pointer to array of nodal coordinates

Returns

Characteristic length

Implemented in nimble::HexElement.

ComputeDeformationGradients()

virtual void nimble::Element::ComputeDeformationGradients ( const double * node_reference_coords, const double * node_current_coords, double * deformation_gradients ) const

pure virtual

Virtual function to compute the deformation gradients.

Parameters

[in]	node_reference_coords	Pointer to array of reference nodal coordinates
[in]	node_current_coords	Pointer to array of current nodal coordinates
[out]	deformation_gradients	Pointer to array of deformation gradients

Implemented in nimble::HexElement.

ComputeLumpedMass()

virtual void nimble::Element::ComputeLumpedMass ( double density, const double * node_reference_coords, double * lumped_mass ) const

pure virtual

Virtual function to compute the lumped mass.

Parameters

[in]	density	Material density
[in]	node_reference_coords	Pointer to array of nodal reference coordinates
[out]	lumped_mass	Pointer to array of nodal lumped mass value

Implemented in nimble::HexElement.

ComputeNodalForces()

virtual void nimble::Element::ComputeNodalForces ( const double * node_current_coords, const double * int_pt_stresses, double * node_forces )

pure virtual

Virtual function to compute the nodal forces.

Parameters

[in]	node_current_coords	Pointer to array of current nodal coordinates
[in]	int_pt_stresses	Pointer to array of stresses at integration points
[out]	node_forces	Pointer to array of forces

Implemented in nimble::HexElement.

ComputeTangent()

virtual void nimble::Element::ComputeTangent ( const double * node_reference_coords, const double * material_tangent, double * tangent )

pure virtual

Virtual function to compute the tangent.

Parameters

[in]	node_current_coords	Pointer to array of current nodal coordinates
[in]	material_tangent	Pointer to array of material tangent
[out]	tangent	Pointer to array of tangent

Implemented in nimble::HexElement.

ComputeVolumeAverage()

virtual void nimble::Element::ComputeVolumeAverage ( const double * node_current_coords, int num_quantities, const double * int_pt_quantities, double & volume, double * volume_averaged_quantity ) const

pure virtual

Implemented in nimble::HexElement.

Dim()

virtual int nimble::Element::Dim ( ) const

pure virtual

Virtual function returning the spatial dimension.

Returns

Spatial dimension

Implemented in nimble::HexElement.

NumIntegrationPointsPerElement()

virtual int nimble::Element::NumIntegrationPointsPerElement ( ) const

pure virtual

Virtual function returning the number of integration points per element.

Returns

Number of integration points per element

Implemented in nimble::HexElement.

NumNodesPerElement()

virtual int nimble::Element::NumNodesPerElement ( ) const

pure virtual

Virtual function returning the number of nodes in the element.

Returns

Number of nodes in the element

Implemented in nimble::HexElement.

Member Data Documentation

K_F_XX_

const int nimble::Element::K_F_XX_ = 0

protected

K_F_XY_

const int nimble::Element::K_F_XY_ = 3

protected

K_F_XZ_

const int nimble::Element::K_F_XZ_ = 8

protected

K_F_YX_

const int nimble::Element::K_F_YX_ = 6

protected

K_F_YY_

const int nimble::Element::K_F_YY_ = 1

protected

K_F_YZ_

const int nimble::Element::K_F_YZ_ = 4

protected

K_F_ZX_

const int nimble::Element::K_F_ZX_ = 5

protected

K_F_ZY_

const int nimble::Element::K_F_ZY_ = 7

protected

K_F_ZZ_

const int nimble::Element::K_F_ZZ_ = 2

protected

K_S_XX_

const int nimble::Element::K_S_XX_ = 0

protected

K_S_XY_

const int nimble::Element::K_S_XY_ = 3

protected

K_S_XZ_

const int nimble::Element::K_S_XZ_ = 5

protected

K_S_YX_

const int nimble::Element::K_S_YX_ = 3

protected

K_S_YY_

const int nimble::Element::K_S_YY_ = 1

protected

K_S_YZ_

const int nimble::Element::K_S_YZ_ = 4

protected

K_S_ZX_

const int nimble::Element::K_S_ZX_ = 5

protected

K_S_ZY_

const int nimble::Element::K_S_ZY_ = 4

protected

K_S_ZZ_

const int nimble::Element::K_S_ZZ_ = 2

protected

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

• src/nimble_element.h