OpenVDB 12.0.0
 
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PointAccessor< AttT, BuildT > Class Template Reference

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

#include <nanovdb/NanoVDB.h>

Inheritance diagram for PointAccessor< AttT, BuildT >:

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

◆ BuildType

template<typename BuildT>
using BuildType = BuildT
inherited

◆ CoordType

template<typename BuildT>
using CoordType = CoordT
inherited

◆ ValueType

template<typename BuildT>
using ValueType = ValueT
inherited

Constructor & Destructor Documentation

◆ PointAccessor()

template<typename AttT, typename BuildT = uint32_t>
PointAccessor ( const NanoGrid< BuildT > & grid)
inline

Member Function Documentation

◆ clear()

template<typename BuildT>
__hostdev__ void clear ( )
inlineinherited

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

◆ get()

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

◆ getDim()

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

◆ getNode() [1/2]

template<typename BuildT>
template<typename NodeT>
__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.

◆ getNode() [2/2]

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

◆ getNodeInfo()

template<typename BuildT>
__hostdev__ auto getNodeInfo ( const CoordType & ijk) const
inlineinherited

◆ getValue() [1/2]

template<typename BuildT>
__hostdev__ ValueType getValue ( const CoordType & ijk) const
inlineinherited

◆ getValue() [2/2]

template<typename BuildT>
__hostdev__ ValueType getValue ( int i,
int j,
int k ) const
inlineinherited

◆ grid()

template<typename AttT, typename BuildT = uint32_t>
__hostdev__ const NanoGrid< BuildT > & grid ( ) const
inline

◆ gridPoints()

template<typename AttT, typename BuildT = uint32_t>
__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.

◆ isActive()

template<typename BuildT>
__hostdev__ bool isActive ( const CoordType & ijk) const
inlineinherited

◆ isCached()

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

◆ leafPoints()

template<typename AttT, typename BuildT = uint32_t>
__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.

◆ operator bool()

template<typename AttT, typename BuildT = uint32_t>
__hostdev__ operator bool ( ) const
inline

return true if this access was initialized correctly

◆ operator()() [1/2]

template<typename BuildT>
__hostdev__ ValueType operator() ( const CoordType & ijk) const
inlineinherited

◆ operator()() [2/2]

template<typename BuildT>
__hostdev__ ValueType operator() ( int i,
int j,
int k ) const
inlineinherited

◆ probeLeaf()

template<typename BuildT>
__hostdev__ const LeafT * probeLeaf ( const CoordType & ijk) const
inlineinherited

◆ probeValue()

template<typename BuildT>
__hostdev__ bool probeValue ( const CoordType & ijk,
ValueType & v ) const
inlineinherited

◆ root()

template<typename BuildT>
__hostdev__ const RootT & root ( ) const
inlineinherited

◆ set()

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

◆ voxelPoints()

template<typename AttT, typename BuildT = uint32_t>
__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

◆ CacheLevels

template<typename BuildT>
const int CacheLevels = 3
staticinherited