Reference documentation for deal.II version 8.1.0
Public Member Functions | Public Attributes | List of all members
FiniteElement< dim, spacedim >::InternalDataBase Class Reference

#include <fe.h>

Inheritance diagram for FiniteElement< dim, spacedim >::InternalDataBase:
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Public Member Functions

virtual ~InternalDataBase ()
 
void initialize_2nd (const FiniteElement< dim, spacedim > *element, const Mapping< dim, spacedim > &mapping, const Quadrature< dim > &quadrature)
 
- Public Member Functions inherited from Mapping< dim, spacedim >::InternalDataBase
 InternalDataBase ()
 
UpdateFlags current_update_flags () const
 
bool is_first_cell () const
 
virtual void clear_first_cell ()
 
virtual std::size_t memory_consumption () const
 
- Public Member Functions inherited from Subscriptor
 Subscriptor ()
 
 Subscriptor (const Subscriptor &)
 
virtual ~Subscriptor ()
 
Subscriptoroperator= (const Subscriptor &)
 
void subscribe (const char *identifier=0) const
 
void unsubscribe (const char *identifier=0) const
 
unsigned int n_subscriptions () const
 
void list_subscribers () const
 
 DeclException3 (ExcInUse, int, char *, std::string &,<< "Object of class "<< arg2<< " is still used by "<< arg1<< " other objects.\n"<< "(Additional information: "<< arg3<< ")\n"<< "Note the entry in the Frequently Asked Questions of "<< "deal.II (linked to from http://www.dealii.org/) for "<< "more information on what this error means.")
 
 DeclException2 (ExcNoSubscriber, char *, char *,<< "No subscriber with identifier \""<< arg2<< "\" did subscribe to this object of class "<< arg1)
 
template<class Archive >
void serialize (Archive &ar, const unsigned int version)
 

Public Attributes

std::vector< FEValues< dim, spacedim > * > differences
 
- Public Attributes inherited from Mapping< dim, spacedim >::InternalDataBase
UpdateFlags update_flags
 
UpdateFlags update_once
 
UpdateFlags update_each
 
std::vector< doublevolume_elements
 
std::vector< Point< spacedim > > support_point_values
 
std::vector< Tensor< 2, spacedim > > support_point_gradients
 
std::vector< Tensor< 2, spacedim > > support_point_inverse_gradients
 

Detailed Description

template<int dim, int spacedim = dim>
class FiniteElement< dim, spacedim >::InternalDataBase

Base class for internal data. Adds data for second derivatives to Mapping::InternalDataBase()

For information about the general purpose of this class, see the documentation of the base class.

Author
Guido Kanschat, 2001

Definition at line 366 of file fe.h.

Constructor & Destructor Documentation

template<int dim, int spacedim = dim>
virtual FiniteElement< dim, spacedim >::InternalDataBase::~InternalDataBase ( )
virtual

Destructor. Needed to avoid memory leaks with difference quotients.

Reimplemented from Mapping< dim, spacedim >::InternalDataBase.

Member Function Documentation

template<int dim, int spacedim = dim>
void FiniteElement< dim, spacedim >::InternalDataBase::initialize_2nd ( const FiniteElement< dim, spacedim > *  element,
const Mapping< dim, spacedim > &  mapping,
const Quadrature< dim > &  quadrature 
)

Initialize some pointers used in the computation of second derivatives by finite differencing of gradients.

Member Data Documentation

template<int dim, int spacedim = dim>
std::vector<FEValues<dim,spacedim>*> FiniteElement< dim, spacedim >::InternalDataBase::differences

Storage for FEValues objects needed to approximate second derivatives.

The ordering is p+hx, p+hy, p+hz, p-hx, p-hy, p-hz, where unused entries in lower dimensions are missing.

Definition at line 389 of file fe.h.


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