Class to access points at a specific voxel location. More...

#include <nanovdb/NanoVDB.h>

Inherits ReadAccessor< BuildT, 0, 1, 2 >.

Public Types
using	BuildType = BuildT

using	ValueType = ValueT

using	CoordType = CoordT

Public Member Functions
	PointAccessor (const NanoGrid< BuildT > &grid)

__hostdev__	operator bool () const
	return true if this access was initialized correctly More...

__hostdev__ const NanoGrid< BuildT > &	grid () const

__hostdev__ uint64_t	gridPoints (const AttT &begin, const AttT &end) const
	Return the total number of point in the grid and set the iterators to the complete range of points. More...

__hostdev__ uint64_t	leafPoints (const Coord &ijk, const AttT &begin, const AttT &end) const
	Return the number of points in the leaf node containing the coordinate ijk. If this return value is larger than zero then the iterators begin and end will point to all the attributes contained within that leaf node. More...

__hostdev__ uint64_t	voxelPoints (const Coord &ijk, const AttT &begin, const AttT &end) const
	get iterators over attributes to points at a specific voxel location More...

__hostdev__ const RootT &	root () const

template<typename NodeT >
__hostdev__ const NodeT *	getNode () const
	Return a const point to the cached node of the specified type. More...

template<int LEVEL>
__hostdev__ const NodeTrait< TreeT, LEVEL >::type *	getNode () const

__hostdev__ void	clear ()
	Reset this access to its initial state, i.e. with an empty cache. More...

template<typename NodeT >
__hostdev__ bool	isCached (const CoordType &ijk) const

__hostdev__ ValueType	getValue (const CoordType &ijk) const

__hostdev__ ValueType	getValue (int i, int j, int k) const

__hostdev__ ValueType	operator() (const CoordType &ijk) const

__hostdev__ ValueType	operator() (int i, int j, int k) const

__hostdev__ auto	getNodeInfo (const CoordType &ijk) const

__hostdev__ bool	isActive (const CoordType &ijk) const

__hostdev__ bool	probeValue (const CoordType &ijk, ValueType &v) const

__hostdev__ const LeafT *	probeLeaf (const CoordType &ijk) const

template<typename OpT , typename... ArgsT>
__hostdev__ auto	get (const CoordType &ijk, ArgsT &&...args) const

template<typename OpT , typename... ArgsT>
__hostdev__ auto	set (const CoordType &ijk, ArgsT &&...args) const

template<typename RayT >
__hostdev__ uint32_t	getDim (const CoordType &ijk, const RayT &ray) const

Static Public Attributes
static const int	CacheLevels = 3

Detailed Description

template<typename AttT, typename BuildT = uint32_t>
class nanovdb::PointAccessor< AttT, BuildT >

Class to access points at a specific voxel location.

Note: If GridClass::PointIndex AttT should be uint32_t and if GridClass::PointData Vec3f

Member Typedef Documentation

using BuildType = BuildT

inherited

using CoordType = CoordT

inherited

using ValueType = ValueT

inherited

Constructor & Destructor Documentation

PointAccessor ( const NanoGrid< BuildT > & grid )

inline

Member Function Documentation

__hostdev__ void clear ( )

inlineinherited

Reset this access to its initial state, i.e. with an empty cache.

__hostdev__ auto get	(	const CoordType &	ijk,
		ArgsT &&...	args
	)		const

inlineinherited

__hostdev__ uint32_t getDim	(	const CoordType &	ijk,
		const RayT &	ray
	)		const

inlineinherited

__hostdev__ const NodeT* getNode ( ) const

inlineinherited

Return a const point to the cached node of the specified type.

Warning: The return value could be NULL.

__hostdev__ const NodeTrait<TreeT, LEVEL>::type* getNode ( ) const

inlineinherited

__hostdev__ auto getNodeInfo ( const CoordType & ijk ) const

inlineinherited

__hostdev__ ValueType getValue ( const CoordType & ijk ) const

inlineinherited

__hostdev__ ValueType getValue	(	int	i,
		int	j,
		int	k
	)		const

inlineinherited

__hostdev__ const NanoGrid<BuildT>& grid ( ) const

inline

__hostdev__ uint64_t gridPoints	(	const AttT *&	begin,
		const AttT *&	end
	)		const

inline

Return the total number of point in the grid and set the iterators to the complete range of points.

__hostdev__ bool isActive ( const CoordType & ijk ) const

inlineinherited

__hostdev__ bool isCached ( const CoordType & ijk ) const

inlineinherited

__hostdev__ uint64_t leafPoints	(	const Coord &	ijk,
		const AttT *&	begin,
		const AttT *&	end
	)		const

inline

Return the number of points in the leaf node containing the coordinate ijk. If this return value is larger than zero then the iterators begin and end will point to all the attributes contained within that leaf node.

__hostdev__ operator bool ( ) const

inline

return true if this access was initialized correctly

__hostdev__ ValueType operator() ( const CoordType & ijk ) const

inlineinherited

__hostdev__ ValueType operator()	(	int	i,
		int	j,
		int	k
	)		const

inlineinherited

__hostdev__ const LeafT* probeLeaf ( const CoordType & ijk ) const

inlineinherited

__hostdev__ bool probeValue	(	const CoordType &	ijk,
		ValueType &	v
	)		const

inlineinherited

__hostdev__ const RootT& root ( ) const

inlineinherited

__hostdev__ auto set	(	const CoordType &	ijk,
		ArgsT &&...	args
	)		const

inlineinherited

__hostdev__ uint64_t voxelPoints	(	const Coord &	ijk,
		const AttT *&	begin,
		const AttT *&	end
	)		const

inline

get iterators over attributes to points at a specific voxel location

Member Data Documentation

const int CacheLevels = 3

staticinherited

Public Types

Public Member Functions

Static Public Attributes

Detailed Description

template<typename AttT, typename BuildT = uint32_t> class nanovdb::PointAccessor< AttT, BuildT >

Member Typedef Documentation

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation

template<typename AttT, typename BuildT = uint32_t>
class nanovdb::PointAccessor< AttT, BuildT >