DirichletModel Class Reference

Model for applying Dirichlet boundary conditions with displacement control. More...

#include "DirichletModel.h"

Inheritance diagram for DirichletModel:

Collaboration diagram for DirichletModel:

Public Types
enum	Method { RATE , INCREMENT , LOADSCALE }
	Displacement control methods. More...

Public Member Functions
	DirichletModel (const String &name="dirichlet")
	Constructor.
virtual void	configure (const Properties &props, const Properties &globdat) override
	Configure Dirichlet boundary conditions from properties.
virtual void	getConfig (const Properties &conf, const Properties &globdat) const override
	Get current configuration.
virtual bool	takeAction (const String &action, const Properties &params, const Properties &globdat) override
	Handle model actions (INIT, GET_CONSTRAINTS, ADVANCE, etc.)

Static Public Member Functions
static Ref< Model >	makeNew (const String &name, const Properties &conf, const Properties &props, const Properties &globdat)
	Factory method for creating new DirichletModel instances.
static void	declare ()
	Register DirichletModel type with ModelFactory.

Static Public Attributes
Property identifiers
static const char *	TYPE_NAME = "Dirichlet"
static const char *	MAX_DISP_PROP = "maxDisp"
	Maximum displacement value.
static const char *	DISP_INCR_PROP = "dispIncr"
	Displacement increment.
static const char *	DISP_RATE_PROP = "dispRate"
	Displacement rate.
static const char *	INIT_DISP_PROP = "initDisp"
	Initial displacement.
static const char *	NODES_PROP = "nodeGroups"
	Node groups.
static const char *	DOF_PROP = "dofs"
	Degree of freedom types.
static const char *	FACTORS_PROP = "factors"
	Displacement factors.
static const char *	LOADED_PROP = "loaded"
	Loaded node group index.

Protected Member Functions
virtual	~DirichletModel ()
void	init_ (const Properties &globdat)
	Initialize model state and DOF mappings.
void	advance_ (const Properties &globdat)
	Advance to next time step.
void	applyConstraints_ (const Properties &params, const Properties &globdat)
	Apply displacement constraints to system.
void	checkCommit_ (const Properties &params, const Properties &globdat)
	Check if current state should be committed.
void	commit_ (const Properties &params, const Properties &globdat)
	Commit current displacement state.
void	setDT_ (const Properties &params)
	Set time step size for displacement control.

Detailed Description

Implements displacement-based boundary conditions using rate, increment, or load scale methods. Supports multiple node groups with different displacement factors and DOF types.

Member Enumeration Documentation

Method

enum DirichletModel::Method

Enumerator
RATE	Displacement rate control.
INCREMENT	Displacement increment control.
LOADSCALE	Load scale factor control.

Constructor & Destructor Documentation

DirichletModel()

DirichletModel::DirichletModel ( const String &  name = "dirichlet" )

explicit

Parameters

name	Model name (default: "dirichlet")

~DirichletModel()

DirichletModel::~DirichletModel ( )

protectedvirtual

Member Function Documentation

advance_()

void DirichletModel::advance_ ( const Properties &  globdat )

protected

Parameters

globdat

Global data container

Updates displacement scale factor and logs progress

applyConstraints_()

void DirichletModel::applyConstraints_ ( const Properties &  params, const Properties &  globdat  )

protected

Parameters

params	Action parameters
globdat	Global data container

Iterates through node groups and applies scaled displacement constraints

checkCommit_()

void DirichletModel::checkCommit_ ( const Properties &  params, const Properties &  globdat  )

protected

Parameters

params	Action parameters containing termination flags
globdat	Global data container

Terminates computation if displacement exceeds maximum value

commit_()

void DirichletModel::commit_ ( const Properties &  params, const Properties &  globdat  )

protected

Parameters

params	Action parameters
globdat	Global data container

Stores converged displacement scale factor

configure()

void DirichletModel::configure ( const Properties &  props, const Properties &  globdat  )

overridevirtual

Parameters

props	User-specified configuration properties
globdat	Global data container

declare()

void DirichletModel::declare ( )

static

getConfig()

void DirichletModel::getConfig ( const Properties &  conf, const Properties &  globdat  ) const

overridevirtual

Parameters

conf	Actually used configuration properties (output)
globdat	Global data container

init_()

void DirichletModel::init_ ( const Properties &  globdat )

protected

Parameters

globdat

Global data container with node set and DOF space

makeNew()

Ref< Model > DirichletModel::makeNew ( const String &  name, const Properties &  conf, const Properties &  props, const Properties &  globdat  )

static

Parameters

name	Model name
conf	Actually used configuration properties (output)
props	User-specified model properties
globdat	Global data container

Returns

Reference to new DirichletModel instance

setDT_()

void DirichletModel::setDT_ ( const Properties &  params )

protected

Parameters

params

Parameters containing step size information

Calculates displacement increment based on control method

takeAction()

bool DirichletModel::takeAction ( const String &  action, const Properties &  params, const Properties &  globdat  )

overridevirtual

Parameters

action	Action name to execute
params	Action parameters
globdat	Global data container

Returns

true if action was handled

Member Data Documentation

DISP_INCR_PROP

const char * DirichletModel::DISP_INCR_PROP = "dispIncr"

static

DISP_RATE_PROP

const char * DirichletModel::DISP_RATE_PROP = "dispRate"

static

DOF_PROP

const char * DirichletModel::DOF_PROP = "dofs"

static

FACTORS_PROP

const char * DirichletModel::FACTORS_PROP = "factors"

static

INIT_DISP_PROP

const char * DirichletModel::INIT_DISP_PROP = "initDisp"

static

LOADED_PROP

const char * DirichletModel::LOADED_PROP = "loaded"

static

MAX_DISP_PROP

const char * DirichletModel::MAX_DISP_PROP = "maxDisp"

static

NODES_PROP

const char * DirichletModel::NODES_PROP = "nodeGroups"

static

TYPE_NAME

const char * DirichletModel::TYPE_NAME = "Dirichlet"

static