Detailed Description

Abstract class for implementing finite elements. Fem info classes implementing this interface are compatible with Fem.DiscFunc.

Definition at line 18 of file IFemInfo.m.

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Public Member Functions
virtual function	evaluate_basis (lcoord)
	evaluation of all basis functions in local coordinate More...

virtual function	evaluate_scalar_basis_derivative (lcoord, ncomp)
	evaluation of the gradient of a scalar basis in local coordinate More...

virtual function	evaluate_basis_function (lcoord, i)
	evaluation of i-th basis function in local coordinate More...

virtual function	evaluate_basis_function_derivative (lcoord, i)
	evaluation of the gradient of i-th basis function in local coordinate More...

virtual function	get_global_dof_index (einds, gids)
	returns entries of global-dof-map for several elements and several local dof ids More...

virtual function	get_dof_ids_global (ncomp)
	returns global dof ids belonging to one component (indices into DOF-vector) More...

virtual function	interpol_local (func, params)
	returns an instance of Fem.DiscFunc which interpolates the given analytical function, that can be evaluated at (grid,elinds,lcoord,params) More...

function df =	interpol_global (func, params)
	interpolates a given analytical function that can be evaluated at (glob, params) More...

Public Member Functions inherited from DataTree.INode
virtual function INode data =	get (index)
	Access to a child of the current node. More...

virtual function index =	get_index (id, mu, nt)
	Obtains the leaf index vector that best fits the child description given by the three arguments. More...

virtual function DataTree.INode tree =	create_tree (DataTree.ICreator creator, ids, mu_cube, tslice, basepath)
	Creates a new tree from a subtree specified by ids, parameter and time index regions. More...

virtual function children =	length ()
	Returns the number of children of the node. More...

virtual function this =	set (index, value)
	Sets a child at the given path in the tree hierarchy. More...

function	leaf_func (funcptr, ids, mu_cube, tslice)
	applies a function to all leafs of a DataTree More...

function tree =	create_scalar_tree (funcptr, ids, mu_cube, tslice)
	copies the current trees with different leafs. These leafs are computes by a function returning scalar values. More...

function start_index =	traverse_start ()
	Start iterator for a full traverse of the DataTree. More...

function next_index =	traverse_next (this_index)
	iterator for a full traverse of the DataTree. More...

function description =	get_active_leaf_description (IModel model, ids)
	returns an enumeration of all leaves' basepath index vectors with a description of their parents. More...

function description =	get_leaf_description (ids, mu_cube, tslice)
	returns an enumeration of all leaves' basepath index vectors with a description of their parents. More...

function tstop =	index_valid_till (index)
	Returns the last valid time step index of a time slice. More...

function INode data =	get_by_description (id, mu, nt)
	A combination of get_index() and get() More...

function active_leaf_index =	get_active_leaf_index (IModel model, id)
	retuns the leaf element index for the current IDetailedModel configuration. More...

function DataTree.LeafNode active_leaf =	get_active_leaf (IModel model, id)
	retuns the leaf element for the current IDetailedModel configuration. More...

function	display (fn, basepath, name)
	overwrites the standard display method for DataTree objects More...

function lines =	disp_node (basepath, fn)
	returns a cell array of strings with information on the node. More...

Public Attributes
	pdeg
	polynomial degree More...

	dimrange
	dimension of range space More...

	ndofs
	number of DOFs More...

	ndofs_per_element
	number of DOFs per grid element More...

	dof_ids_local
	a (dimrange x number of scalar basis functions) matrix More...

gridbase	grid
	grid More...

	detDF
	determinant of reference mapping More...

Member Function Documentation

function Fem.IFemInfo.evaluate_basis ( lcoord )

pure virtual

evaluation of all basis functions in local coordinate

Parameters

lcoord lcoord

Implemented in Fem.CompositeFunctionSpace, Fem.Lagrange.BubbleInfo, and Fem.Lagrange.DefaultInfo.

function Fem.IFemInfo.evaluate_basis_function	(	lcoord,
		i
	)

pure virtual

evaluation of i-th basis function in local coordinate

Parameters

lcoord	lcoord
i	i

Implemented in Fem.CompositeFunctionSpace, Fem.Lagrange.BubbleInfo, and Fem.Lagrange.DefaultInfo.

function Fem.IFemInfo.evaluate_basis_function_derivative	(	lcoord,
		i
	)

pure virtual

evaluation of the gradient of i-th basis function in local coordinate

Parameters

lcoord	lcoord
i	i

Implemented in Fem.CompositeFunctionSpace, Fem.Lagrange.BubbleInfo, and Fem.Lagrange.DefaultInfo.

function Fem.IFemInfo.evaluate_scalar_basis_derivative	(	lcoord,
		ncomp
	)

pure virtual

evaluation of the gradient of a scalar basis in local coordinate

Parameters

lcoord	lcoord
ncomp	ncomp

Implemented in Fem.CompositeFunctionSpace, Fem.Lagrange.BubbleInfo, and Fem.Lagrange.DefaultInfo.

function Fem.IFemInfo.get_dof_ids_global ( ncomp )

pure virtual

returns global dof ids belonging to one component (indices into DOF-vector)

Parameters

ncomp ncomp

Implemented in Fem.CompositeFunctionSpace, Fem.Lagrange.DefaultInfo, and Fem.Lagrange.BubbleInfo.

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function Fem.IFemInfo.get_global_dof_index	(	einds,
		gids
	)

pure virtual

returns entries of global-dof-map for several elements and several local dof ids

Parameters

einds	einds
gids	gids

Implemented in Fem.Lagrange.BubbleInfo.

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function df = Fem.IFemInfo.interpol_global	(	func,
		params
	)

interpolates a given analytical function that can be evaluated at (glob, params)

Parameters

func	func
params	params

Return values

df df

Definition at line 197 of file IFemInfo.m.

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function Fem.IFemInfo.interpol_local	(	func,
		params
	)

pure virtual

returns an instance of Fem.DiscFunc which interpolates the given analytical function, that can be evaluated at (grid,elinds,lcoord,params)

Parameters

func	func
params	params

Implemented in Fem.CompositeFunctionSpace, Fem.Lagrange.BubbleInfo, and Fem.Lagrange.DefaultInfo.

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Member Data Documentation

Fem.IFemInfo.detDF

determinant of reference mapping

Note: This property is an abstract property without implementation.; This property has non-standard access specifiers: SetAccess = Private, GetAccess = Public; Matlab documentation of property attributes.

Definition at line 106 of file IFemInfo.m.

Fem.IFemInfo.dimrange

dimension of range space

Note: This property is an abstract property without implementation.; This property has non-standard access specifiers: SetAccess = Private, GetAccess = Public; Matlab documentation of property attributes.

Definition at line 46 of file IFemInfo.m.

Fem.IFemInfo.dof_ids_local

a (dimrange x number of scalar basis functions) matrix

Note: This property is an abstract property without implementation.; This property has non-standard access specifiers: SetAccess = Private, GetAccess = Public; Matlab documentation of property attributes.

Definition at line 82 of file IFemInfo.m.

Fem.IFemInfo.grid

grid

Note: This property is an abstract property without implementation.; This property has non-standard access specifiers: SetAccess = Private, GetAccess = Public; Matlab documentation of property attributes.

Definition at line 94 of file IFemInfo.m.

Fem.IFemInfo.ndofs

number of DOFs

Note: This property is an abstract property without implementation.; This property has non-standard access specifiers: SetAccess = Private, GetAccess = Public; Matlab documentation of property attributes.

Definition at line 58 of file IFemInfo.m.

Fem.IFemInfo.ndofs_per_element

number of DOFs per grid element

Note: This property is an abstract property without implementation.; This property has non-standard access specifiers: SetAccess = Private, GetAccess = Public; Matlab documentation of property attributes.

Definition at line 70 of file IFemInfo.m.

Fem.IFemInfo.pdeg

polynomial degree

Note: This property is an abstract property without implementation.; This property has non-standard access specifiers: SetAccess = Private, GetAccess = Public; Matlab documentation of property attributes.

Definition at line 34 of file IFemInfo.m.

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

discfunc/+Fem/IFemInfo.m

Detailed Description

Public Member Functions

Public Attributes

Member Function Documentation

Member Data Documentation