ArgyrisTriangle Class Reference

#include <argyristriangle.h>

Public Member Functions
double	approx (vector &areacoord, vector &nodval)
double	approx_nat (double xi, double eta, vector &nodval)
void	appval (double xi, double eta, long fi, long nc, vector &eps, double **val)
	ArgyrisTriangle (void)
	constructor
void	bf_matrix (matrix &n, vector &x, vector &y, vector &areacoord)
void	compute_eigstress (long lcid, long eid, long ri, long ci)
void	compute_nlstress (long lcid, long eid, long ri, long ci)
void	compute_nlstressincr (long lcid, long eid, long ri, long ci)
void	compute_nonloc_nlstress (long lcid, long eid, long ri, long ci)
void	dmat (matrix &d, double t)
void	eigstrain_forces (long lcid, long eid, long ri, long ci, vector &nfor, vector &x, vector &y)
void	elem_integration (integratedquant iq, long lcid, long eid, long ri, long ci, vector &nv, vector &x, vector &y)
void	geom_matrix (matrix &gm, vector &x, vector &y, vector &areacoord)
void	incr_internal_forces (long lcid, long eid, long ri, long ci, vector &ifor, vector &x, vector &y)
void	inicipval (long eid, long ri, long ci, matrix &nodval, inictype *ictn)
void	internal_forces (long lcid, long eid, long ri, long ci, vector &ifor, vector &x, vector &y)
void	ip_strains (long lcid, long eid, long ri, long ci, vector &x, vector &y, vector &r)
void	load_matrix (long eid, matrix &lm)
void	local_values (long lcid, long eid, long ri, long ci)
void	mass_matrix (long eid, matrix &mm, vector &x, vector &y)
void	nod_strains_ip (long lcid, long eid, long ri, long ci)
void	nod_stresses_ip (long lcid, long eid, long ri, long ci)
void	nodecoord (vector &xi, vector &eta)
void	nonloc_internal_forces (long lcid, long eid, long ri, long ci, vector &ifor, vector &x, vector &y)
void	res_eigstrain_forces (long lcid, long eid, vector &nfor)
void	res_incr_internal_forces (long lcid, long eid, vector &ifor)
void	res_internal_forces (long lcid, long eid, vector &ifor)
void	res_ip_strains (long lcid, long eid)
void	res_ip_stresses (long lcid, long eid)
void	res_mass_matrix (long eid, matrix &mm)
void	res_nonloc_internal_forces (long lcid, long eid, vector &ifor)
void	res_stiffness_matrix (long eid, matrix &sm)
void	stiffness_matrix (long eid, long ri, long ci, matrix &sm, vector &x, vector &y)
void	strains (long lcid, long eid, long ri, long ci)
void	stresses (long lcid, long eid, long ri, long ci)
void	transf_matrix (ivector &nodes, matrix &tmat)
	~ArgyrisTriangle (void)
	destructor
Public Attributes
long *	cncomp
	array of cumulative numbers of strain/stress components
long	intordmm
	order of integration for mass matrix
long **	intordsm
	array of orders of integration of stiffness matrix
long	napfun
	number of approximated functions on the element
long	nb
	number of blocks
long *	ncomp
	array of numbers of strain/stress components
long	ndofe
	number of DOFs on the element
long	ned
	number of edges on one element
long **	nip
	array of numbers of integration points in sets
long	nne
	number of nodes on one element
long	nned
	number of nodes on one edge
strastrestate	ssst
	stress/strain state
long	tncomp
	total number of components of stress and strain tensors
long	tnip
	total number of integration points on element
Private Types
enum	Derivatives { dX2, dY2, dXdY }
Private Member Functions
void	computeAreaCoordinatesForPoint (double x, double y, double xCoords, double yCoords, double *omega)
void	computeTriangleConstants (double xCoords, double yCoords, double A, double L, double c1, double c2)
void	convertAreaCoordinatesToNaturalCoordinates (double xCoords, double yCoords, double omega, double pointX, double *pointY)
double	get_Hi (int i, Derivatives dType, double xCoords, double yCoords, double pointX, double pointY)
double	get_Hi (int i, double xCoords, double yCoords, double pointX, double pointY)
double	get_Hix (int i, Derivatives dType, double xCoords, double yCoords, double pointX, double pointY)
double	get_Hix (int i, double xCoords, double yCoords, double pointX, double pointY)
double	get_Hixx (int i, Derivatives dType, double xCoords, double yCoords, double pointX, double pointY)
double	get_Hixx (int i, double xCoords, double yCoords, double pointX, double pointY)
double	get_Hixy (int i, Derivatives dType, double xCoords, double yCoords, double pointX, double pointY)
double	get_Hixy (int i, double xCoords, double yCoords, double pointX, double pointY)
double	get_Hiy (int i, Derivatives dType, double xCoords, double yCoords, double pointX, double pointY)
double	get_Hiy (int i, double xCoords, double yCoords, double pointX, double pointY)
double	get_Hiyy (int i, Derivatives dType, double xCoords, double yCoords, double pointX, double pointY)
double	get_Hiyy (int i, double xCoords, double yCoords, double pointX, double pointY)
double	get_HjkNi (int i, Derivatives dType, double xCoords, double yCoords, double pointX, double pointY)
double	get_HjkNi (int i, double xCoords, double yCoords, double pointX, double pointY)
double	getEij (int i, double *L)
double	getEik (int i, double *L)
double	getFirstCommonExpressionValue (int i, Derivatives dType, double omega, double c1, double *c2)
double	getSecondCommonExpressionValue (int i, Derivatives dType, double omega, double c1, double *c2)
double	getThirdCommonExpressionValue (int i, Derivatives dType, double omega, double c1, double *c2)

Detailed Description

class ArgyrisTriangle - defines plane triangular element with 21 degrees of freedom based on the Kirchhof theory

created by Stepan Benes

Definition at line 17 of file argyristriangle.h.

Member Enumeration Documentation

enum Derivatives [private]

Enumerator:

dX2
dY2
dXdY

Definition at line 105 of file argyristriangle.h.

Constructor & Destructor Documentation

ArgyrisTriangle ( void )

constructor

Definition at line 16 of file argyristriangle.cpp.

References cncomp, intordmm, intordsm, napfun, nb, ncomp, ndofe, ned, nip, nne, nned, platek, ssst, tncomp, and tnip.

~ArgyrisTriangle ( void )

destructor

Definition at line 73 of file argyristriangle.cpp.

References cncomp, intordsm, nb, ncomp, and nip.

Member Function Documentation

double approx	(	vector &	areacoord,
		vector &	nodval
	)

function approximates function defined by nodal values

Parameters:

	areacoord	- vector containing area coordinates
	nodval	- nodal values

28.3.2002

Definition at line 97 of file argyristriangle.cpp.

References f, and scprd().

Referenced by appval(), and stiffness_matrix().

double approx_nat	(	double	xi,
		double	eta,
		vector &	nodval
	)

function approximates function defined by nodal values

Parameters:

	xi,eta	- natural coordinates
	nodval	- nodal values

Definition at line 111 of file argyristriangle.cpp.

References f, and scprd().

Referenced by inicipval().

void appval	(	double	xi,
		double	eta,
		long	fi,
		long	nc,
		vector &	eps,
		double **	val
	)

function computes strains in arbitrary point on element

Parameters:

	xi,eta	- natural coordinates of the point
	eps	- array containing strains
	val	- array containing values on element

11.5.2002

Definition at line 760 of file argyristriangle.cpp.

References approx(), nne, and nodval().

void bf_matrix	(	matrix &	n,
		vector &	x,
		vector &	y,
		vector &	areacoord
	)

Definition at line 122 of file argyristriangle.cpp.

References vector::a, convertAreaCoordinatesToNaturalCoordinates(), get_Hi(), get_Hix(), get_Hixx(), get_Hixy(), get_Hiy(), get_Hiyy(), and get_HjkNi().

Referenced by load_matrix(), and mass_matrix().

void compute_eigstress	(	long	lcid,
		long	eid,
		long	ri,
		long	ci
	)

function computes correct eigen stresses caused by temperature at integration points on element

Parameters:

	lcid	- number of load case
	eid	- element id
	ri,ci	- row and column indices

TKo 7.2008

Definition at line 1211 of file argyristriangle.cpp.

References mechtop::elements, mechmat::giveeigstrain(), intordsm, element::ipp, mechmat::matstiff(), Mm, Mt, mxv(), nb, mechmat::storeeigstress(), and tncomp.

Referenced by eigstrain_forces().

void compute_nlstress	(	long	lcid,
		long	eid,
		long	ri,
		long	ci
	)

function computes correct stresses at integration points on element

Parameters:

	lcid	- number of load case
	eid	- element id
	ri,ci	- row and column indices

TKo, 7.2008

Definition at line 1076 of file argyristriangle.cpp.

References vector::a, allocv(), mechmat::computenlstresses(), destrv(), mechtop::elements, gauss_points_tr(), mechtop::give_elemnodes(), mechcrsec::give_thickness(), mechmat::givestress(), intordsm, element::ipp, Mc, Mm, Mp, Mt, nb, nne, nodes, mechmat::storestress(), and probdesc::strcomp.

Referenced by internal_forces(), and res_ip_stresses().

void compute_nlstressincr	(	long	lcid,
		long	eid,
		long	ri,
		long	ci
	)

function computes correct stress increments at integration points on element

Parameters:

	lcid	- number of load case
	eid	- element id
	ri,ci	- row and column indices

TKo, 7.2008

Definition at line 1184 of file argyristriangle.cpp.

References mechmat::computenlstressesincr(), mechtop::elements, intordsm, element::ipp, Mm, Mp, Mt, nb, and probdesc::strcomp.

Referenced by incr_internal_forces().

void compute_nonloc_nlstress	(	long	lcid,
		long	eid,
		long	ri,
		long	ci
	)

function computes nonlocal correct stresses at integration points on element

Parameters:

	lcid	- number of load case
	eid	- element id
	ri,ci	- row and column indices

TKo, 7.2008

Definition at line 1157 of file argyristriangle.cpp.

References mechmat::compnonloc_nlstresses(), mechtop::elements, intordsm, element::ipp, Mm, Mp, Mt, nb, and probdesc::strcomp.

Referenced by nonloc_internal_forces().

void computeAreaCoordinatesForPoint	(	double	x,
		double	y,
		double *	xCoords,
		double *	yCoords,
		double *	omega
	)			`[private]`

Definition at line 1408 of file argyristriangle.cpp.

Referenced by get_Hi(), get_Hix(), get_Hixx(), get_Hixy(), get_Hiy(), get_Hiyy(), and get_HjkNi().

void computeTriangleConstants	(	double *	xCoords,
		double *	yCoords,
		double *	A,
		double *	L,
		double *	c1,
		double *	c2
	)			`[private]`

Definition at line 1371 of file argyristriangle.cpp.

References sqr.

Referenced by get_Hi(), get_Hix(), get_Hixx(), get_Hixy(), get_Hiy(), get_Hiyy(), and get_HjkNi().

void convertAreaCoordinatesToNaturalCoordinates	(	double *	xCoords,
		double *	yCoords,
		double *	omega,
		double *	pointX,
		double *	pointY
	)			`[private]`

Definition at line 1417 of file argyristriangle.cpp.

Referenced by bf_matrix(), and geom_matrix().

void dmat	(	matrix &	d,
		double	t
	)

function assembles matrix of approximation functions

Parameters:

	n	- matrix of approximation functions
	x,y	- array containing node coordinates
	areacoord	- array of area coordinates

JK, 19.7.2001 function assembles geometric matrix of the cct element

Parameters:

	gm	- geometric matrix
	x,y	- array of node coordinates
	areacoord	- area coordinates

JK, 19.7.2001

Definition at line 280 of file argyristriangle.cpp.

Referenced by stiffness_matrix().

void eigstrain_forces	(	long	lcid,
		long	eid,
		long	ri,
		long	ci,
		vector &	nfor,
		vector &	x,
		vector &	y
	)

function computes nodal forces caused by temperature changes

Parameters:

	eid	- element id
	ri,ci	- row and column indices
	nfor	- array containing nodal forces
	x,y	- nodal coordinates

7.2008, TKo

Definition at line 928 of file argyristriangle.cpp.

References compute_eigstress(), probdesc::eigstrcomp, eigstress, elem_integration(), and Mp.

Referenced by res_eigstrain_forces().

void elem_integration	(	integratedquant	iq,
		long	lcid,
		long	eid,
		long	ri,
		long	ci,
		vector &	nv,
		vector &	x,
		vector &	y
	)

function integrates selected quantity over the finite element it results in nodal values

Parameters:

	iq	- type of integrated quantity (see alias.h)
	lcid	- number of load case
	eid	- element id
	ri,ci	- row and column indices
	nv	- nodal values
	x,y	- node coordinates

TKo 7.2008

Definition at line 1246 of file argyristriangle.cpp.

References vector::a, addv(), allocm(), allocv(), cmulv(), cncomp, destrm(), destrv(), mechtop::elements, fillv(), gauss_points_tr(), geom_matrix(), mechtop::give_elemnodes(), mechmat::givequantity(), intordsm, element::ipp, jac_2d(), Mm, Mt, mtxv(), ncomp, ndofe, nne, and nodes.

Referenced by eigstrain_forces(), incr_internal_forces(), internal_forces(), and nonloc_internal_forces().

void geom_matrix	(	matrix &	gm,
		vector &	x,
		vector &	y,
		vector &	areacoord
	)

Definition at line 144 of file argyristriangle.cpp.

References vector::a, convertAreaCoordinatesToNaturalCoordinates(), get_Hi(), get_Hix(), get_Hixx(), get_Hixy(), get_Hiy(), get_Hiyy(), and get_HjkNi().

Referenced by elem_integration(), ip_strains(), and stiffness_matrix().

double get_Hi	(	int	i,
		Derivatives	dType,
		double *	xCoords,
		double *	yCoords,
		double	pointX,
		double	pointY
	)			`[private]`

Definition at line 1590 of file argyristriangle.cpp.

References computeAreaCoordinatesForPoint(), computeTriangleConstants(), cube(), dX2, dXdY, dY2, getEij(), getEik(), getFirstCommonExpressionValue(), getSecondCommonExpressionValue(), and sqr.

double get_Hi	(	int	i,
		double *	xCoords,
		double *	yCoords,
		double	pointX,
		double	pointY
	)			`[private]`

Definition at line 1434 of file argyristriangle.cpp.

References computeAreaCoordinatesForPoint(), computeTriangleConstants(), cube(), getEij(), getEik(), and sqr.

Referenced by bf_matrix(), and geom_matrix().

double get_Hix	(	int	i,
		Derivatives	dType,
		double *	xCoords,
		double *	yCoords,
		double	pointX,
		double	pointY
	)			`[private]`

Definition at line 1617 of file argyristriangle.cpp.

References computeAreaCoordinatesForPoint(), computeTriangleConstants(), cube(), dX2, dXdY, dY2, f, getEij(), getEik(), getFirstCommonExpressionValue(), getSecondCommonExpressionValue(), and sqr.

double get_Hix	(	int	i,
		double *	xCoords,
		double *	yCoords,
		double	pointX,
		double	pointY
	)			`[private]`

Definition at line 1453 of file argyristriangle.cpp.

References computeAreaCoordinatesForPoint(), computeTriangleConstants(), cube(), getEij(), getEik(), and sqr.

Referenced by bf_matrix(), and geom_matrix().

double get_Hixx	(	int	i,
		Derivatives	dType,
		double *	xCoords,
		double *	yCoords,
		double	pointX,
		double	pointY
	)			`[private]`

Definition at line 1687 of file argyristriangle.cpp.

References computeAreaCoordinatesForPoint(), computeTriangleConstants(), cube(), dX2, dXdY, dY2, f, getEij(), getEik(), getFirstCommonExpressionValue(), getSecondCommonExpressionValue(), and sqr.

double get_Hixx	(	int	i,
		double *	xCoords,
		double *	yCoords,
		double	pointX,
		double	pointY
	)			`[private]`

Definition at line 1501 of file argyristriangle.cpp.

References computeAreaCoordinatesForPoint(), computeTriangleConstants(), cube(), getEij(), getEik(), and sqr.

Referenced by bf_matrix(), and geom_matrix().

double get_Hixy	(	int	i,
		Derivatives	dType,
		double *	xCoords,
		double *	yCoords,
		double	pointX,
		double	pointY
	)			`[private]`

Definition at line 1759 of file argyristriangle.cpp.

References computeAreaCoordinatesForPoint(), computeTriangleConstants(), cube(), dX2, dXdY, dY2, f, getEij(), getEik(), getFirstCommonExpressionValue(), getSecondCommonExpressionValue(), and sqr.

double get_Hixy	(	int	i,
		double *	xCoords,
		double *	yCoords,
		double	pointX,
		double	pointY
	)			`[private]`

Definition at line 1545 of file argyristriangle.cpp.

References computeAreaCoordinatesForPoint(), computeTriangleConstants(), cube(), getEij(), getEik(), and sqr.

Referenced by bf_matrix(), and geom_matrix().

double get_Hiy	(	int	i,
		Derivatives	dType,
		double *	xCoords,
		double *	yCoords,
		double	pointX,
		double	pointY
	)			`[private]`

Definition at line 1652 of file argyristriangle.cpp.

References computeAreaCoordinatesForPoint(), computeTriangleConstants(), cube(), dX2, dXdY, dY2, f, getEij(), getEik(), getFirstCommonExpressionValue(), getSecondCommonExpressionValue(), and sqr.

double get_Hiy	(	int	i,
		double *	xCoords,
		double *	yCoords,
		double	pointX,
		double	pointY
	)			`[private]`

Definition at line 1477 of file argyristriangle.cpp.

References computeAreaCoordinatesForPoint(), computeTriangleConstants(), cube(), getEij(), getEik(), and sqr.

Referenced by bf_matrix(), and geom_matrix().

double get_Hiyy	(	int	i,
		Derivatives	dType,
		double *	xCoords,
		double *	yCoords,
		double	pointX,
		double	pointY
	)			`[private]`

Definition at line 1723 of file argyristriangle.cpp.

References computeAreaCoordinatesForPoint(), computeTriangleConstants(), cube(), dX2, dXdY, dY2, f, getEij(), getEik(), getFirstCommonExpressionValue(), getSecondCommonExpressionValue(), and sqr.

double get_Hiyy	(	int	i,
		double *	xCoords,
		double *	yCoords,
		double	pointX,
		double	pointY
	)			`[private]`

Definition at line 1523 of file argyristriangle.cpp.

References computeAreaCoordinatesForPoint(), computeTriangleConstants(), cube(), getEij(), getEik(), and sqr.

Referenced by bf_matrix(), and geom_matrix().

double get_HjkNi	(	int	i,
		Derivatives	dType,
		double *	xCoords,
		double *	yCoords,
		double	pointX,
		double	pointY
	)			`[private]`

Definition at line 1795 of file argyristriangle.cpp.

References computeAreaCoordinatesForPoint(), computeTriangleConstants(), and getThirdCommonExpressionValue().

double get_HjkNi	(	int	i,
		double *	xCoords,
		double *	yCoords,
		double	pointX,
		double	pointY
	)			`[private]`

Definition at line 1567 of file argyristriangle.cpp.

References computeAreaCoordinatesForPoint(), computeTriangleConstants(), and sqr.

Referenced by bf_matrix(), and geom_matrix().

double getEij	(	int	i,
		double *	L
	)			`[private]`

Definition at line 1394 of file argyristriangle.cpp.

References sqr.

Referenced by get_Hi(), get_Hix(), get_Hixx(), get_Hixy(), get_Hiy(), and get_Hiyy().

double getEik	(	int	i,
		double *	L
	)			`[private]`

Definition at line 1401 of file argyristriangle.cpp.

References sqr.

Referenced by get_Hi(), get_Hix(), get_Hixx(), get_Hixy(), get_Hiy(), and get_Hiyy().

double getFirstCommonExpressionValue	(	int	i,
		Derivatives	dType,
		double *	omega,
		double *	c1,
		double *	c2
	)			`[private]`

Definition at line 1810 of file argyristriangle.cpp.

References dX2, dXdY, dY2, and sqr.

Referenced by get_Hi(), get_Hix(), get_Hixx(), get_Hixy(), get_Hiy(), and get_Hiyy().

double getSecondCommonExpressionValue	(	int	i,
		Derivatives	dType,
		double *	omega,
		double *	c1,
		double *	c2
	)			`[private]`

Definition at line 1837 of file argyristriangle.cpp.

References dX2, dXdY, dY2, and sqr.

Referenced by get_Hi(), get_Hix(), get_Hixx(), get_Hixy(), get_Hiy(), and get_Hiyy().

double getThirdCommonExpressionValue	(	int	i,
		Derivatives	dType,
		double *	omega,
		double *	c1,
		double *	c2
	)			`[private]`

Definition at line 1864 of file argyristriangle.cpp.

References dX2, dXdY, dY2, and sqr.

Referenced by get_HjkNi().

void incr_internal_forces	(	long	lcid,
		long	eid,
		long	ri,
		long	ci,
		vector &	ifor,
		vector &	x,
		vector &	y
	)

function computes increments of internal forces

Parameters:

	lcid	- load case id
	eid	- element id
	ri,ci	- row and column indices
	ifor	- vector of internal forces
	x,y	- vectors of nodal coordinates

TKo 7.2008

Definition at line 905 of file argyristriangle.cpp.

References compute_nlstressincr(), elem_integration(), and stressincr.

Referenced by res_incr_internal_forces().

void inicipval	(	long	eid,
		long	ri,
		long	ci,
		matrix &	nodval,
		inictype *	ictn
	)

Definition at line 1296 of file argyristriangle.cpp.

References vector::a, allocv(), approx_nat(), destrv(), mechtop::elements, gauss_points_tr(), iniother, inistrain, inistress, intordsm, mechmat::ip, element::ipp, Mm, Mt, matrix::n, nb, nne, intpoints::other, intpoints::strain, and intpoints::stress.

void internal_forces	(	long	lcid,
		long	eid,
		long	ri,
		long	ci,
		vector &	ifor,
		vector &	x,
		vector &	y
	)

function computes internal forces

Parameters:

	lcid	- load case id
	eid	- element id
	ri,ci	- row and column indices
	ifor	- vector of internal forces
	x,y	- vectors of nodal coordinates

TKo 7.2008

Definition at line 857 of file argyristriangle.cpp.

References compute_nlstress(), elem_integration(), and locstress.

Referenced by res_internal_forces().

void ip_strains	(	long	lcid,
		long	eid,
		long	ri,
		long	ci,
		vector &	x,
		vector &	y,
		vector &	r
	)

function computes strains at integration points of element

Parameters:

	lcid	- load case id
	eid	- element id
	ri,ci	- row and column indices
	x,y	- arrays with node coordinates
	r	- vector of nodal displacements

JK, 26.9.2008

Definition at line 520 of file argyristriangle.cpp.

References vector::a, allocv(), destrv(), mechtop::elements, gauss_points_tr(), geom_matrix(), intordsm, element::ipp, Mm, Mt, mxv(), nb, ndofe, mechmat::storestrain(), and tncomp.

Referenced by res_ip_strains().

void load_matrix	(	long	eid,
		matrix &	lm
	)

function computes load matrix of the cct element

Parameters:

	eid	- element id
	lm	- load matrix

25.7.2001

Definition at line 477 of file argyristriangle.cpp.

References matrix::a, bf_matrix(), fillm(), gauss_points_tr(), mechtop::give_elemnodes(), mechtop::give_node_coord2d(), mechcrsec::give_thickness(), intordmm, Mc, Mt, ndofe, nne, nnj(), and nodes.

void local_values	(	long	lcid,
		long	eid,
		long	ri,
		long	ci
	)

function computes local values which will be used for averageing in nonlocal models at integration points. Mp->nonlocphase have to be 1.

Parameters:

	lcid	- number of load case
	eid	- element id
	ri,ci	- row and column indices

TKo, 7.2008

Definition at line 1130 of file argyristriangle.cpp.

References mechmat::computenlstresses(), mechtop::elements, intordsm, element::ipp, Mm, Mp, Mt, nb, and probdesc::strcomp.

void mass_matrix	(	long	eid,
		matrix &	mm,
		vector &	x,
		vector &	y
	)

function computes mass matrix of the cct element

Parameters:

	eid	- element id
	mm	- mass matrix
	x,y	- vectors of node coordinates

JK, 19.7.2001

Definition at line 428 of file argyristriangle.cpp.

References matrix::a, bf_matrix(), fillm(), gauss_points_tr(), mechcrsec::give_density(), mechtop::give_elemnodes(), mechcrsec::give_thickness(), intordmm, Mc, Mt, ndofe, nne, nnj(), and nodes.

Referenced by res_mass_matrix().

void nod_strains_ip	(	long	lcid,
		long	eid,
		long	ri,
		long	ci
	)

function computes strains in nodes of element

Parameters:

	lcid	- load case id
	eid	- element id
	ri,ci	- row and column indices

JK, 26.9.2008

Definition at line 598 of file argyristriangle.cpp.

References mechtop::elements, mechtop::give_elemnodes(), mechmat::givestrain(), intordsm, element::ipp, Mm, Mt, nne, nod, mechtop::nodes, nodip_planelt(), node::storestrain(), and tncomp.

void nod_stresses_ip	(	long	lcid,
		long	eid,
		long	ri,
		long	ci
	)

function computes stresses at nodes of element

Parameters:

	lcid	- load case id
	eid	- element id
	ri,ci	- row and column indices

JK, 26.9.2008

Definition at line 649 of file argyristriangle.cpp.

References mechtop::elements, mechtop::give_elemnodes(), mechmat::givestress(), intordsm, element::ipp, Mm, Mt, nne, nod, mechtop::nodes, nodip_planelt(), node::storestress(), and tncomp.

void nodecoord	(	vector &	xi,
		vector &	eta
	)

function assembles natural coordinates of nodes of element

Parameters:

	xi	- array containing natural coordinates xi
	eta	- array containing natrual coordinates eta

10.5.2002

Definition at line 744 of file argyristriangle.cpp.

void nonloc_internal_forces	(	long	lcid,
		long	eid,
		long	ri,
		long	ci,
		vector &	ifor,
		vector &	x,
		vector &	y
	)

function computes internal forces for nonlocal models

Parameters:

	lcid	- load case id
	eid	- element id
	ri,ci	- row and column indices
	ifor	- vector of internal forces
	x,y	- vectors of nodal coordinates

TKo 7.2008

Definition at line 881 of file argyristriangle.cpp.

References compute_nonloc_nlstress(), elem_integration(), and nonlocstress.

Referenced by res_nonloc_internal_forces().

void res_eigstrain_forces	(	long	lcid,
		long	eid,
		vector &	nfor
	)

function computes resulting contributions from eigenstrains to the right hand side

Parameters:

	lcid	- load case id
	eid	- element id
	nfor	- vector of internal forces

TKo, 7.2008

Definition at line 1045 of file argyristriangle.cpp.

References copyv(), eigstrain_forces(), mechtop::give_elemnodes(), mechtop::give_node_coord2d(), glvectortransf(), mechtop::locsystems(), Mt, ndofe, nne, nodes, and transf_matrix().

void res_incr_internal_forces	(	long	lcid,
		long	eid,
		vector &	ifor
	)

function computes resulting increment of internal forces

Parameters:

	lcid	- load case id
	eid	- element id
	ifor	- vector of internal forces

TKo, 7.2008

Definition at line 1014 of file argyristriangle.cpp.

References copyv(), mechtop::give_elemnodes(), mechtop::give_node_coord2d(), glvectortransf(), incr_internal_forces(), mechtop::locsystems(), Mt, ndofe, nne, nodes, and transf_matrix().

void res_internal_forces	(	long	lcid,
		long	eid,
		vector &	ifor
	)

function computes resulting internal forces

Parameters:

	lcid	- load case id
	eid	- element id
	ifor	- vector of internal forces

TKo, 7.2008

Definition at line 952 of file argyristriangle.cpp.

References copyv(), mechtop::give_elemnodes(), mechtop::give_node_coord2d(), glvectortransf(), internal_forces(), mechtop::locsystems(), Mt, ndofe, nne, nodes, and transf_matrix().

void res_ip_strains	(	long	lcid,
		long	eid
	)

function computes strains at integration points

Parameters:

	lcid	- load case id
	eid	- element id

JK, 26.9.2008

Definition at line 562 of file argyristriangle.cpp.

References vector::a, allocm(), allocv(), copyv(), destrm(), destrv(), eldispl(), mechtop::give_elemnodes(), mechtop::give_node_coord2d(), ip_strains(), lgvectortransf(), mechtop::locsystems(), Mt, ndofe, nne, nodes, and transf_matrix().

void res_ip_stresses	(	long	lcid,
		long	eid
	)

function computes stresses at integration points

Parameters:

	lcid	- load case id
	eid	- element id

JK, 26.9.2008

Definition at line 631 of file argyristriangle.cpp.

References compute_nlstress().

void res_mass_matrix	(	long	eid,
		matrix &	mm
	)

Definition at line 461 of file argyristriangle.cpp.

References mechtop::give_node_coord2d(), mass_matrix(), Mt, and nne.

void res_nonloc_internal_forces	(	long	lcid,
		long	eid,
		vector &	ifor
	)

function computes resulting internal forces for nonlocal models

Parameters:

	lcid	- load case id
	eid	- element id
	ifor	- vector of internal forces

TKo, 7.2008

Definition at line 983 of file argyristriangle.cpp.

References copyv(), mechtop::give_elemnodes(), mechtop::give_node_coord2d(), glvectortransf(), mechtop::locsystems(), Mt, ndofe, nne, nodes, nonloc_internal_forces(), and transf_matrix().

void res_stiffness_matrix	(	long	eid,
		matrix &	sm
	)

function assembles resulting stiffness matrix of the element

Parameters:

	eid	- element id
	sm	- stiffness matrix

JK, 9.5.2002

Definition at line 391 of file argyristriangle.cpp.

References mechtop::give_elemnodes(), mechtop::give_node_coord2d(), glmatrixtransf(), mechtop::locsystems(), Mt, ndofe, nne, nodes, Out, stiffness_matrix(), and transf_matrix().

void stiffness_matrix	(	long	eid,
		long	ri,
		long	ci,
		matrix &	sm,
		vector &	x,
		vector &	y
	)

function computes stiffness matrix of cct element

Parameters:

	eid	- element id
	ri,ci	- row and column indices
	sm	- stiffness matrix
	x,y	- vectors of node coordinates

JK, 19.7.2001

Definition at line 323 of file argyristriangle.cpp.

References vector::a, allocm(), allocv(), approx(), bdbjac(), destrm(), destrv(), dmat(), mechtop::elements, fillm(), gauss_points_tr(), geom_matrix(), mechtop::give_elemnodes(), mechcrsec::give_thickness(), intordsm, element::ipp, mechmat::matstiff(), Mc, Mm, Mt, ncomp, ndofe, nne, nodes, and tncomp.

Referenced by res_stiffness_matrix().

void strains	(	long	lcid,
		long	eid,
		long	ri,
		long	ci
	)

Definition at line 675 of file argyristriangle.cpp.

void stresses	(	long	lcid,
		long	eid,
		long	ri,
		long	ci
	)

Definition at line 777 of file argyristriangle.cpp.

void transf_matrix	(	ivector &	nodes,
		matrix &	tmat
	)

nutna kontrola

function assembles transformation matrix

Definition at line 296 of file argyristriangle.cpp.

References node::e1, node::e2, matrix::m, Mt, ivector::n, mechtop::nodes, and node::transf.

Referenced by res_eigstrain_forces(), res_incr_internal_forces(), res_internal_forces(), res_ip_strains(), res_nonloc_internal_forces(), and res_stiffness_matrix().

Member Data Documentation

long* cncomp

array of cumulative numbers of strain/stress components

Definition at line 96 of file argyristriangle.h.

Referenced by ArgyrisTriangle(), elem_integration(), and ~ArgyrisTriangle().

long intordmm

order of integration for mass matrix

Definition at line 100 of file argyristriangle.h.

Referenced by ArgyrisTriangle(), load_matrix(), and mass_matrix().

long** intordsm

array of orders of integration of stiffness matrix

Definition at line 90 of file argyristriangle.h.

Referenced by ArgyrisTriangle(), compute_eigstress(), compute_nlstress(), compute_nlstressincr(), compute_nonloc_nlstress(), elem_integration(), inicipval(), ip_strains(), local_values(), nod_strains_ip(), nod_stresses_ip(), stiffness_matrix(), and ~ArgyrisTriangle().

long napfun

number of approximated functions on the element

Definition at line 84 of file argyristriangle.h.

Referenced by ArgyrisTriangle().

long nb

number of blocks

Definition at line 98 of file argyristriangle.h.

Referenced by ArgyrisTriangle(), compute_eigstress(), compute_nlstress(), compute_nlstressincr(), compute_nonloc_nlstress(), inicipval(), ip_strains(), local_values(), and ~ArgyrisTriangle().

long* ncomp

array of numbers of strain/stress components

Definition at line 94 of file argyristriangle.h.

Referenced by ArgyrisTriangle(), elem_integration(), stiffness_matrix(), and ~ArgyrisTriangle().

long ndofe

number of DOFs on the element

Definition at line 76 of file argyristriangle.h.

Referenced by ArgyrisTriangle(), elem_integration(), ip_strains(), load_matrix(), mass_matrix(), res_eigstrain_forces(), res_incr_internal_forces(), res_internal_forces(), res_ip_strains(), res_nonloc_internal_forces(), res_stiffness_matrix(), and stiffness_matrix().

long ned

number of edges on one element

Definition at line 86 of file argyristriangle.h.

Referenced by ArgyrisTriangle().

long** nip

array of numbers of integration points in sets

Definition at line 92 of file argyristriangle.h.

Referenced by ArgyrisTriangle(), and ~ArgyrisTriangle().

long nne

number of nodes on one element

Definition at line 78 of file argyristriangle.h.

Referenced by appval(), ArgyrisTriangle(), compute_nlstress(), elem_integration(), inicipval(), load_matrix(), mass_matrix(), nod_strains_ip(), nod_stresses_ip(), res_eigstrain_forces(), res_incr_internal_forces(), res_internal_forces(), res_ip_strains(), res_mass_matrix(), res_nonloc_internal_forces(), res_stiffness_matrix(), and stiffness_matrix().

long nned

number of nodes on one edge

Definition at line 88 of file argyristriangle.h.

Referenced by ArgyrisTriangle().

strastrestate ssst

stress/strain state

Definition at line 102 of file argyristriangle.h.

Referenced by ArgyrisTriangle().

long tncomp

total number of components of stress and strain tensors

Definition at line 80 of file argyristriangle.h.

Referenced by ArgyrisTriangle(), compute_eigstress(), ip_strains(), nod_strains_ip(), nod_stresses_ip(), and stiffness_matrix().

long tnip

total number of integration points on element

Definition at line 82 of file argyristriangle.h.

Referenced by ArgyrisTriangle().

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

SIFEL/MEFEL/SRC/argyristriangle.h
SIFEL/MEFEL/SRC/argyristriangle.cpp

ArgyrisTriangle Class Reference

Public Member Functions

Public Attributes

Private Types

Private Member Functions

Detailed Description

Member Enumeration Documentation

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation