#include <HashGrid.hpp>

Inheritance diagram for lvr2::HashGrid< BaseVecT, BoxT >:

Public Types
typedef unordered_map< size_t, BoxT * >	box_map
	Typedef to alias box map. More...

typedef unordered_map< size_t, BoxT * >::iterator	box_map_it
	Typedef to alias iterators for box maps. More...

typedef unordered_map< size_t, size_t >	qp_map

typedef vector< QueryPoint< BaseVecT > >::iterator	query_point_it
	Typedef to alias iterators to query points. More...

Public Member Functions
virtual void	addLatticePoint (int i, int j, int k, float distance=0.0)

void	calcIndices ()
	Calculates needed lattice parameters. More...

unsigned int	findQueryPoint (int position, int x, int y, int z)
	Searches for a existing shared lattice point in the grid. More...

box_map_it	firstCell ()

query_point_it	firstQueryPoint ()

BoundingBox< BaseVecT > &	getBoundingBox ()

box_map	getCells ()

size_t	getMaxIndex ()

size_t	getMaxIndexX ()

size_t	getMaxIndexY ()

size_t	getMaxIndexZ ()

size_t	getNumberOfCells ()

vector< QueryPoint< BaseVecT > > &	getQueryPoints ()

	HashGrid (float cellSize, BoundingBox< BaseVecT > boundingBox, bool isVoxelSize=true, bool extrude=true)

	HashGrid (string file)

	HashGrid (std::vector< string > &files, BoundingBox< BaseVecT > &boundingBox, float voxelsize)

	HashGrid (std::vector< string > &files, std::vector< BoundingBox< BaseVecT >> innerBoxes, BoundingBox< BaseVecT > &boundingBox, float voxelsize)

	HashGrid (std::vector< PointBufferPtr > chunks, std::vector< BoundingBox< BaseVecT >> innerBoxes, BoundingBox< BaseVecT > &boundingBox, float voxelSize)

size_t	hashValue (int i, int j, int k) const
	Calculates the hash value for the given index triple. More...

box_map_it	lastCell ()

query_point_it	lastQueryPoint ()

void	saveCells (string file)
	Saves a representation of the cells to the given file. More...

virtual void	saveGrid (string file)
	Saves a representation of the grid to the given file. More...

virtual void	serialize (string file)

void	setBB (BoundingBox< BaseVecT > &bb)

void	setCoordinateScaling (float x, float y, float z)
	Set x, y, z values to scale the scene or use combinations of +/-1 to mapp different coordinate systems. More...

virtual	~HashGrid ()

Public Member Functions inherited from lvr2::GridBase
	GridBase (bool extrude=true)

virtual void	setExtrusion (bool extrude)

virtual	~GridBase ()

Public Attributes
BoundingBox< BaseVecT >	qp_bb

Protected Member Functions
int	calcIndex (float f)

Protected Attributes
BoundingBox< BaseVecT >	m_boundingBox
	Bounding box of the covered volume. More...

string	m_boxType
	True if a local tetraeder decomposition is used for reconstruction. More...

box_map	m_cells
	Map to handle the boxes in the grid. More...

BaseVecT	m_coordinateScales
	Save scaling factors (i.e., -1 or +1) to mapp different coordinate systems. More...

unsigned int	m_globalIndex
	The maximum used cell index within the grid. More...

size_t	m_maxIndex
	The absolute maximal index of the reconstruction grid. More...

size_t	m_maxIndexSquare
	The squared maximal index of the reconstruction grid. More...

size_t	m_maxIndexX
	The maximal index in x direction. More...

size_t	m_maxIndexY
	The maximal index in y direction. More...

size_t	m_maxIndexZ
	The maximal index in z direction. More...

qp_map	m_qpIndices

vector< QueryPoint< BaseVecT > >	m_queryPoints
	A vector containing the query points for the reconstruction. More...

float	m_voxelsize
	The voxelsize used for reconstruction. More...

Protected Attributes inherited from lvr2::GridBase
bool	m_extrude

Detailed Description

template<typename BaseVecT, typename BoxT>
class lvr2::HashGrid< BaseVecT, BoxT >

Definition at line 94 of file HashGrid.hpp.

Member Typedef Documentation

◆ box_map

template<typename BaseVecT , typename BoxT >

typedef unordered_map<size_t, BoxT*> lvr2::HashGrid< BaseVecT, BoxT >::box_map

Typedef to alias box map.

Definition at line 101 of file HashGrid.hpp.

◆ box_map_it

template<typename BaseVecT , typename BoxT >

typedef unordered_map<size_t, BoxT*>::iterator lvr2::HashGrid< BaseVecT, BoxT >::box_map_it

Typedef to alias iterators for box maps.

Definition at line 106 of file HashGrid.hpp.

◆ qp_map

template<typename BaseVecT , typename BoxT >

typedef unordered_map<size_t, size_t> lvr2::HashGrid< BaseVecT, BoxT >::qp_map

Definition at line 103 of file HashGrid.hpp.

◆ query_point_it

template<typename BaseVecT , typename BoxT >

typedef vector<QueryPoint<BaseVecT> >::iterator lvr2::HashGrid< BaseVecT, BoxT >::query_point_it

Typedef to alias iterators to query points.

Definition at line 109 of file HashGrid.hpp.

Constructor & Destructor Documentation

◆ HashGrid() [1/5]

template<typename BaseVecT , typename BoxT >

lvr2::HashGrid< BaseVecT, BoxT >::HashGrid	(	float	cellSize,
		BoundingBox< BaseVecT >	boundingBox,
		bool	isVoxelSize = `true`,
		bool	extrude = `true`
	)

◆ HashGrid() [2/5]

template<typename BaseVecT , typename BoxT >

lvr2::HashGrid< BaseVecT, BoxT >::HashGrid ( string file )

◆ HashGrid() [3/5]

template<typename BaseVecT , typename BoxT >

lvr2::HashGrid< BaseVecT, BoxT >::HashGrid	(	std::vector< string > &	files,
		BoundingBox< BaseVecT > &	boundingBox,
		float	voxelsize
	)

◆ HashGrid() [4/5]

template<typename BaseVecT , typename BoxT >

lvr2::HashGrid< BaseVecT, BoxT >::HashGrid	(	std::vector< string > &	files,
		std::vector< BoundingBox< BaseVecT >>	innerBoxes,
		BoundingBox< BaseVecT > &	boundingBox,
		float	voxelsize
	)

◆ HashGrid() [5/5]

template<typename BaseVecT , typename BoxT >

lvr2::HashGrid< BaseVecT, BoxT >::HashGrid	(	std::vector< PointBufferPtr >	chunks,
		std::vector< BoundingBox< BaseVecT >>	innerBoxes,
		BoundingBox< BaseVecT > &	boundingBox,
		float	voxelSize
	)

◆ ~HashGrid()

template<typename BaseVecT , typename BoxT >

virtual lvr2::HashGrid< BaseVecT, BoxT >::~HashGrid ( )

virtual

Member Function Documentation

◆ addLatticePoint()

template<typename BaseVecT , typename BoxT >

virtual void lvr2::HashGrid< BaseVecT, BoxT >::addLatticePoint	(	int	i,
		int	j,
		int	k,
		float	distance = `0.0`
	)

virtual

Parameters

i	Discrete x position within the grid.
j	Discrete y position within the grid.
k	Discrete z position within the grid.
distance	Signed distance to the represented surface at the position within the grid.

Implements lvr2::GridBase.

◆ calcIndex()

template<typename BaseVecT , typename BoxT >

int lvr2::HashGrid< BaseVecT, BoxT >::calcIndex ( float f )

inlineprotected

Definition at line 281 of file HashGrid.hpp.

◆ calcIndices()

template<typename BaseVecT , typename BoxT >

void lvr2::HashGrid< BaseVecT, BoxT >::calcIndices ( )

Calculates needed lattice parameters.

◆ findQueryPoint()

template<typename BaseVecT , typename BoxT >

unsigned int lvr2::HashGrid< BaseVecT, BoxT >::findQueryPoint	(	int	position,
		int	x,
		int	y,
		int	z
	)

Searches for a existing shared lattice point in the grid.

Parameters

position	Number of a possible neighbor
x	x index within the grid
y	y index within the grid
z	z index within the grid

Returns: Query point index of the found point, INVALID_INDEX otherwise

◆ firstCell()

template<typename BaseVecT , typename BoxT >

box_map_it lvr2::HashGrid< BaseVecT, BoxT >::firstCell ( )

inline

Returns: Returns an iterator to the first box in the cell map.

Definition at line 205 of file HashGrid.hpp.

◆ firstQueryPoint()

template<typename BaseVecT , typename BoxT >

query_point_it lvr2::HashGrid< BaseVecT, BoxT >::firstQueryPoint ( )

inline

Returns: Returns an iterator to the first query point

Definition at line 215 of file HashGrid.hpp.

◆ getBoundingBox()

template<typename BaseVecT , typename BoxT >

BoundingBox<BaseVecT>& lvr2::HashGrid< BaseVecT, BoxT >::getBoundingBox ( )

inline

Definition at line 247 of file HashGrid.hpp.

◆ getCells()

template<typename BaseVecT , typename BoxT >

box_map lvr2::HashGrid< BaseVecT, BoxT >::getCells ( )

inline

Definition at line 224 of file HashGrid.hpp.

◆ getMaxIndex()

template<typename BaseVecT , typename BoxT >

size_t lvr2::HashGrid< BaseVecT, BoxT >::getMaxIndex ( )

inline

Definition at line 237 of file HashGrid.hpp.

◆ getMaxIndexX()

template<typename BaseVecT , typename BoxT >

size_t lvr2::HashGrid< BaseVecT, BoxT >::getMaxIndexX ( )

inline

Definition at line 239 of file HashGrid.hpp.

◆ getMaxIndexY()

template<typename BaseVecT , typename BoxT >

size_t lvr2::HashGrid< BaseVecT, BoxT >::getMaxIndexY ( )

inline

Definition at line 241 of file HashGrid.hpp.

◆ getMaxIndexZ()

template<typename BaseVecT , typename BoxT >

size_t lvr2::HashGrid< BaseVecT, BoxT >::getMaxIndexZ ( )

inline

Definition at line 243 of file HashGrid.hpp.

◆ getNumberOfCells()

template<typename BaseVecT , typename BoxT >

size_t lvr2::HashGrid< BaseVecT, BoxT >::getNumberOfCells ( )

inline

Definition at line 200 of file HashGrid.hpp.

◆ getQueryPoints()

template<typename BaseVecT , typename BoxT >

vector<QueryPoint<BaseVecT> >& lvr2::HashGrid< BaseVecT, BoxT >::getQueryPoints ( )

inline

Definition at line 222 of file HashGrid.hpp.

◆ hashValue()

template<typename BaseVecT , typename BoxT >

size_t lvr2::HashGrid< BaseVecT, BoxT >::hashValue	(	int	i,
		int	j,
		int	k
	)		const

inline

Calculates the hash value for the given index triple.

Definition at line 252 of file HashGrid.hpp.

◆ lastCell()

template<typename BaseVecT , typename BoxT >

box_map_it lvr2::HashGrid< BaseVecT, BoxT >::lastCell ( )

inline

Returns: Returns an iterator to the last box in the cell map.

Definition at line 210 of file HashGrid.hpp.

◆ lastQueryPoint()

template<typename BaseVecT , typename BoxT >

query_point_it lvr2::HashGrid< BaseVecT, BoxT >::lastQueryPoint ( )

inline

Definition at line 220 of file HashGrid.hpp.

◆ saveCells()

template<typename BaseVecT , typename BoxT >

void lvr2::HashGrid< BaseVecT, BoxT >::saveCells ( string file )

Saves a representation of the cells to the given file.

Parameters

file	Output file name.

◆ saveGrid()

template<typename BaseVecT , typename BoxT >

virtual void lvr2::HashGrid< BaseVecT, BoxT >::saveGrid ( string file )

virtual

Saves a representation of the grid to the given file.

Parameters

file	Output file name.

Implements lvr2::GridBase.

◆ serialize()

template<typename BaseVecT , typename BoxT >

virtual void lvr2::HashGrid< BaseVecT, BoxT >::serialize ( string file )

virtual

◆ setBB()

template<typename BaseVecT , typename BoxT >

void lvr2::HashGrid< BaseVecT, BoxT >::setBB ( BoundingBox< BaseVecT > & bb )

◆ setCoordinateScaling()

template<typename BaseVecT , typename BoxT >

void lvr2::HashGrid< BaseVecT, BoxT >::setCoordinateScaling	(	float	x,
		float	y,
		float	z
	)

Set x, y, z values to scale the scene or use combinations of +/-1 to mapp different coordinate systems.

Member Data Documentation

◆ m_boundingBox

template<typename BaseVecT , typename BoxT >

BoundingBox<BaseVecT> lvr2::HashGrid< BaseVecT, BoxT >::m_boundingBox

protected

Bounding box of the covered volume.

Definition at line 316 of file HashGrid.hpp.

◆ m_boxType

template<typename BaseVecT , typename BoxT >

string lvr2::HashGrid< BaseVecT, BoxT >::m_boxType

protected

True if a local tetraeder decomposition is used for reconstruction.

Definition at line 313 of file HashGrid.hpp.

◆ m_cells

template<typename BaseVecT , typename BoxT >

box_map lvr2::HashGrid< BaseVecT, BoxT >::m_cells

protected

Map to handle the boxes in the grid.

Definition at line 287 of file HashGrid.hpp.

◆ m_coordinateScales

template<typename BaseVecT , typename BoxT >

BaseVecT lvr2::HashGrid< BaseVecT, BoxT >::m_coordinateScales

protected

Save scaling factors (i.e., -1 or +1) to mapp different coordinate systems.

Definition at line 322 of file HashGrid.hpp.

◆ m_globalIndex

template<typename BaseVecT , typename BoxT >

unsigned int lvr2::HashGrid< BaseVecT, BoxT >::m_globalIndex

protected

The maximum used cell index within the grid.

Definition at line 319 of file HashGrid.hpp.

◆ m_maxIndex

template<typename BaseVecT , typename BoxT >

size_t lvr2::HashGrid< BaseVecT, BoxT >::m_maxIndex

protected

The absolute maximal index of the reconstruction grid.

Definition at line 295 of file HashGrid.hpp.

◆ m_maxIndexSquare

template<typename BaseVecT , typename BoxT >

size_t lvr2::HashGrid< BaseVecT, BoxT >::m_maxIndexSquare

protected

The squared maximal index of the reconstruction grid.

Definition at line 298 of file HashGrid.hpp.

◆ m_maxIndexX

template<typename BaseVecT , typename BoxT >

size_t lvr2::HashGrid< BaseVecT, BoxT >::m_maxIndexX

protected

The maximal index in x direction.

Definition at line 301 of file HashGrid.hpp.

◆ m_maxIndexY

template<typename BaseVecT , typename BoxT >

size_t lvr2::HashGrid< BaseVecT, BoxT >::m_maxIndexY

protected

The maximal index in y direction.

Definition at line 304 of file HashGrid.hpp.

◆ m_maxIndexZ

template<typename BaseVecT , typename BoxT >

size_t lvr2::HashGrid< BaseVecT, BoxT >::m_maxIndexZ

protected

The maximal index in z direction.

Definition at line 307 of file HashGrid.hpp.

◆ m_qpIndices

template<typename BaseVecT , typename BoxT >

qp_map lvr2::HashGrid< BaseVecT, BoxT >::m_qpIndices

protected

Definition at line 289 of file HashGrid.hpp.

◆ m_queryPoints

template<typename BaseVecT , typename BoxT >

vector<QueryPoint<BaseVecT> > lvr2::HashGrid< BaseVecT, BoxT >::m_queryPoints

protected

A vector containing the query points for the reconstruction.

Definition at line 310 of file HashGrid.hpp.

◆ m_voxelsize

template<typename BaseVecT , typename BoxT >

float lvr2::HashGrid< BaseVecT, BoxT >::m_voxelsize

protected

The voxelsize used for reconstruction.

Definition at line 292 of file HashGrid.hpp.

◆ qp_bb

template<typename BaseVecT , typename BoxT >

BoundingBox<BaseVecT> lvr2::HashGrid< BaseVecT, BoxT >::qp_bb

Definition at line 98 of file HashGrid.hpp.

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

HashGrid.hpp

Public Types

Public Member Functions

Public Attributes

Protected Member Functions

Protected Attributes

Detailed Description

template<typename BaseVecT, typename BoxT> class lvr2::HashGrid< BaseVecT, BoxT >

Member Typedef Documentation

◆ box_map

◆ box_map_it

◆ qp_map

◆ query_point_it

Constructor & Destructor Documentation

◆ HashGrid() [1/5]

◆ HashGrid() [2/5]

◆ HashGrid() [3/5]

◆ HashGrid() [4/5]

◆ HashGrid() [5/5]

◆ ~HashGrid()

Member Function Documentation

◆ addLatticePoint()

◆ calcIndex()

◆ calcIndices()

◆ findQueryPoint()

◆ firstCell()

◆ firstQueryPoint()

◆ getBoundingBox()

◆ getCells()

◆ getMaxIndex()

◆ getMaxIndexX()

◆ getMaxIndexY()

◆ getMaxIndexZ()

◆ getNumberOfCells()

◆ getQueryPoints()

◆ hashValue()

◆ lastCell()

◆ lastQueryPoint()

◆ saveCells()

◆ saveGrid()

◆ serialize()

◆ setBB()

◆ setCoordinateScaling()

Member Data Documentation

◆ m_boundingBox

◆ m_boxType

◆ m_cells

◆ m_coordinateScales

◆ m_globalIndex

◆ m_maxIndex

◆ m_maxIndexSquare

◆ m_maxIndexX

◆ m_maxIndexY

◆ m_maxIndexZ

◆ m_qpIndices

◆ m_queryPoints

◆ m_voxelsize

◆ qp_bb

template<typename BaseVecT, typename BoxT>
class lvr2::HashGrid< BaseVecT, BoxT >