Standard free refinement class for sparse grids with boundaries with a maximal level depth of refinement. More...

#include <HashRefinementBoundariesMaxLevel.hpp>

Inheritance diagram for sgpp::base::HashRefinementBoundariesMaxLevel:

Public Member Functions
size_t	getNumberOfRefinablePointsToMaxLevel (GridStorage &storage, unsigned int maxLevel)
	Calculates the number of points, which can be refined. More...

void	refineGridpoint1D (GridStorage &storage, GridPoint &point, size_t d, unsigned int maxLevel)
	Refine one grid point along a single direction. More...

void	refineToMaxLevel (GridStorage &storage, RefinementFunctor &functor, unsigned int maxLevel)
	Performs the refinement on grid. More...

Public Member Functions inherited from sgpp::base::HashRefinementBoundaries
void	free_refine (GridStorage &storage, RefinementFunctor &functor, std::vector< size_t > *addedPoints=0) override
	Performs the refinement on grid. More...

size_t	getNumberOfRefinablePoints (GridStorage &storage) override
	Calculates the number of points, which can be refined. More...

void	refineGridpoint1D (GridStorage &storage, GridPoint &point, size_t d) override
	Refine one grid point along a single direction. More...

Public Member Functions inherited from sgpp::base::AbstractRefinement
virtual size_t	getIndexOfMin (RefinementFunctor::value_type *array, size_t length)
	Returns the index of the first occurrence of minimal element in array. More...

bool	isRefinable (GridStorage &storage, GridPoint &point)
	Check if the grid point is refinable. More...

virtual void	refineGridpoint1D (GridStorage &storage, size_t seq, size_t d)
	Refine one grid point along a single direction. More...

virtual	~AbstractRefinement ()
	Destructor. More...

Protected Member Functions
void	refineGridpoint (GridStorage &storage, size_t refine_index, unsigned int maxLevel)
	This method refines a grid point be generating the children in every dimension of the grid. More...

Protected Member Functions inherited from sgpp::base::HashRefinementBoundaries
virtual void	addElementToCollection (const GridStorage::grid_map_iterator &iter, AbstractRefinement::refinement_list_type current_value_list, size_t refinements_num, AbstractRefinement::refinement_container_type &collection)
	Adds elements to the collection. More...

void	collectRefinablePoints (GridStorage &storage, RefinementFunctor &functor, AbstractRefinement::refinement_container_type &collection) override
	Examines the grid points and stores the indices those that can be refined and have maximal indicator values. More...

void	createGridpoint (GridStorage &storage, GridPoint &point) override
	Wrapper for the two functions create_gridpoint_general and create_gridpoint_levelZeroConsistency which have both to be executed if a gridpoint is refined. More...

void	createGridpoint1D (GridPoint &point, size_t d, GridStorage &storage, index_t &source_index, level_t &source_level) override
	Creates children grid points along single direction. More...

void	createGridpointGeneral (GridStorage &storage, GridPoint &point)
	This method creates a new point on the grid. More...

void	createGridpointLevelZeroConsistency (GridStorage &storage, GridPoint &point)
	Assures that we have always a consistent grid with both functions 0,0 and 0,1 on level zero. More...

AbstractRefinement::refinement_list_type	getIndicator (GridStorage &storage, const GridStorage::grid_map_iterator &iter, const RefinementFunctor &functor) const override
	Generates a list with indicator elements. More...

void	refineGridpoint (GridStorage &storage, size_t refine_index) override
	This method refines a grid point be generating the children in every dimension of the grid. More...

void	refineGridpointsCollection (GridStorage &storage, RefinementFunctor &functor, AbstractRefinement::refinement_container_type &collection) override
	Extends the grid adding elements defined in collection. More...

Protected Member Functions inherited from sgpp::base::AbstractRefinement
virtual void	createGridpointSubroutine (GridStorage &storage, GridPoint &point)
	Subroutine for grid point creation. More...

Additional Inherited Members
Public Types inherited from sgpp::base::AbstractRefinement
typedef std::vector< refinement_pair_type >	refinement_container_type
	Container for the collection of the refinement atoms and the corresponding value. More...

typedef AbstractRefinement_refinement_key	refinement_key_type
	Type of the identifier of the refinement atom (e.g. More...

typedef std::forward_list< AbstractRefinement::refinement_pair_type >	refinement_list_type

typedef std::pair< std::shared_ptr< refinement_key_type >, refinement_value_type >	refinement_pair_type
	Pair for the refinement key and value. More...

typedef double	refinement_value_type
	Type of functor value assigned to each refinement atom. More...

Static Public Member Functions inherited from sgpp::base::AbstractRefinement
static bool	compare_pairs (const refinement_pair_type &lhs, const refinement_pair_type &rhs)
	Comparison of the refinement_pair_type. More...

Detailed Description

Standard free refinement class for sparse grids with boundaries with a maximal level depth of refinement.

Member Function Documentation

◆ getNumberOfRefinablePointsToMaxLevel()

size_t sgpp::base::HashRefinementBoundariesMaxLevel::getNumberOfRefinablePointsToMaxLevel	(	GridStorage &	storage,
		unsigned int	maxLevel
	)

Calculates the number of points, which can be refined.

Parameters

storage	hashmap that stores the grid points
maxLevel	no points on higher levels than maxLevel will be created

References sgpp::base::HashGridStorage::begin(), analyse_erg::counter, sgpp::base::HashGridStorage::end(), sgpp::base::HashGridStorage::find(), sgpp::base::HashGridPoint::get(), sgpp::base::HashGridStorage::getDimension(), sgpp::base::HashGridStorage::getSize(), chess::point, and sgpp::base::HashGridPoint::set().

Referenced by sgpp::base::StretchedBoundaryGridGenerator::getNumberOfRefinablePointsToMaxLevel(), sgpp::base::L0BoundaryGridGenerator::getNumberOfRefinablePointsToMaxLevel(), and sgpp::base::BoundaryGridGenerator::getNumberOfRefinablePointsToMaxLevel().

◆ refineGridpoint()

void sgpp::base::HashRefinementBoundariesMaxLevel::refineGridpoint	(	GridStorage &	storage,
		size_t	refine_index,
		unsigned int	maxLevel
	)

protected

This method refines a grid point be generating the children in every dimension of the grid.

Parameters

storage	hashmap that stores the gridpoints
refine_index	the index in the hashmap of the point that should be refined
maxLevel	no points on higher levels than maxLevel will be created

References sgpp::base::HashGridStorage::getDimension(), chess::point, and refineGridpoint1D().

Referenced by refineToMaxLevel().

◆ refineGridpoint1D()

void sgpp::base::HashRefinementBoundariesMaxLevel::refineGridpoint1D	(	GridStorage &	storage,
		GridPoint &	point,
		size_t	d,
		unsigned int	maxLevel
	)

Refine one grid point along a single direction.

Parameters

storage	hashmap that stores the grid points
point	point to refine
d	direction
maxLevel	no points on higher levels than maxLevel will be created

References sgpp::base::HashRefinementBoundaries::createGridpoint(), sgpp::base::HashGridPoint::get(), sgpp::base::HashGridStorage::isContaining(), sgpp::base::HashGridPoint::set(), and sgpp::base::HashGridPoint::setLeaf().

Referenced by refineGridpoint().

◆ refineToMaxLevel()

void sgpp::base::HashRefinementBoundariesMaxLevel::refineToMaxLevel	(	GridStorage &	storage,
		RefinementFunctor &	functor,
		unsigned int	maxLevel
	)

Performs the refinement on grid.

Parameters

storage	hashmap that stores the grid points
functor	a function used to determine if refinement is needed
maxLevel	no points on higher levels than maxLevel will be created

References sgpp::base::HashGridStorage::begin(), sgpp::base::HashGridStorage::end(), sgpp::base::HashGridStorage::find(), sgpp::base::HashGridPoint::get(), sgpp::base::HashGridStorage::getDimension(), sgpp::base::AbstractRefinement::getIndexOfMin(), sgpp::base::RefinementFunctor::getRefinementsNum(), sgpp::base::RefinementFunctor::getRefinementThreshold(), sgpp::base::HashGridStorage::getSize(), python.statsfileInfo::i, chess::point, refineGridpoint(), sgpp::base::HashGridPoint::set(), and sgpp::base::RefinementFunctor::start().

Referenced by sgpp::base::StretchedBoundaryGridGenerator::refineMaxLevel(), sgpp::base::L0BoundaryGridGenerator::refineMaxLevel(), and sgpp::base::BoundaryGridGenerator::refineMaxLevel().

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

base/src/sgpp/base/grid/generation/hashmap/HashRefinementBoundariesMaxLevel.hpp
base/src/sgpp/base/grid/generation/hashmap/HashRefinementBoundariesMaxLevel.cpp

Public Member Functions

Protected Member Functions

Additional Inherited Members

Detailed Description

Member Function Documentation

◆ getNumberOfRefinablePointsToMaxLevel()

◆ refineGridpoint()

◆ refineGridpoint1D()

◆ refineToMaxLevel()