libnabo  1.1.2
Public Types | Public Member Functions | List of all members
Nabo::BruteForceSearchOpenCL< T, CloudType > Struct Template Reference

KDTree, balanced, points in leaves, stack, implicit bounds, balance aspect ratio. More...

#include <nabo_private.h>

Inheritance diagram for Nabo::BruteForceSearchOpenCL< T, CloudType >:
Nabo::OpenCLSearch< T, Eigen::Matrix< T, Eigen::Dynamic, Eigen::Dynamic > > Nabo::NearestNeighbourSearch< T, Eigen::Matrix< T, Eigen::Dynamic, Eigen::Dynamic > >

Public Types

typedef NearestNeighbourSearch< T, CloudType >::Vector Vector
 
typedef NearestNeighbourSearch< T, CloudType >::Matrix Matrix
 
typedef NearestNeighbourSearch< T, CloudType >::Index Index
 
- Public Types inherited from Nabo::OpenCLSearch< T, Eigen::Matrix< T, Eigen::Dynamic, Eigen::Dynamic > >
typedef NearestNeighbourSearch< T, Eigen::Matrix< T, Eigen::Dynamic, Eigen::Dynamic > >::Vector Vector
 
typedef NearestNeighbourSearch< T, Eigen::Matrix< T, Eigen::Dynamic, Eigen::Dynamic > >::Matrix Matrix
 
typedef NearestNeighbourSearch< T, Eigen::Matrix< T, Eigen::Dynamic, Eigen::Dynamic > >::Index Index
 
typedef NearestNeighbourSearch< T, Eigen::Matrix< T, Eigen::Dynamic, Eigen::Dynamic > >::IndexVector IndexVector
 
typedef NearestNeighbourSearch< T, Eigen::Matrix< T, Eigen::Dynamic, Eigen::Dynamic > >::IndexMatrix IndexMatrix
 
- Public Types inherited from Nabo::NearestNeighbourSearch< T, Eigen::Matrix< T, Eigen::Dynamic, Eigen::Dynamic > >
enum  SearchType
 type of search
 
enum  CreationOptionFlags
 creation option
 
enum  SearchOptionFlags
 search option
 
typedef Eigen::Matrix< T, Eigen::Dynamic, 1 > Vector
 an Eigen vector of type T, to hold the coordinates of a point
 
typedef Eigen::Matrix< T, Eigen::Dynamic, Eigen::Dynamic > Matrix
 a column-major Eigen matrix in which each column is a point; this matrix has dim rows
 
typedef Eigen::Matrix< T, Eigen::Dynamic, Eigen::Dynamic > CloudType
 a column-major Eigen matrix in which each column is a point; this matrix has dim rows
 
typedef int Index
 an index to a Vector or a Matrix, for refering to data points
 
typedef Eigen::Matrix< Index, Eigen::Dynamic, 1 > IndexVector
 a vector of indices to data points
 
typedef Eigen::Matrix< Index, Eigen::Dynamic, Eigen::Dynamic > IndexMatrix
 a matrix of indices to data points
 

Public Member Functions

 BruteForceSearchOpenCL (const CloudType &cloud, const Index dim, const unsigned creationOptionFlags, const cl_device_type deviceType)
 constructor, calls OpenCLSearch<T, CloudType>(cloud, ...)
 
- Public Member Functions inherited from Nabo::OpenCLSearch< T, Eigen::Matrix< T, Eigen::Dynamic, Eigen::Dynamic > >
virtual unsigned long knn (const Matrix &query, IndexMatrix &indices, Matrix &dists2, const Index k, const T epsilon, const unsigned optionFlags, const T maxRadius) const
 
virtual unsigned long knn (const Matrix &query, IndexMatrix &indices, Matrix &dists2, const Vector &maxRadii, const Index k=1, const T epsilon=0, const unsigned optionFlags=0) const
 
- Public Member Functions inherited from Nabo::NearestNeighbourSearch< T, Eigen::Matrix< T, Eigen::Dynamic, Eigen::Dynamic > >
unsigned long knn (const Vector &query, IndexVector &indices, Vector &dists2, const Index k=1, const T epsilon=0, const unsigned optionFlags=0, const T maxRadius=std::numeric_limits< T >::infinity()) const
 Find the k nearest neighbours of query. More...
 
virtual unsigned long knn (const Matrix &query, IndexMatrix &indices, Matrix &dists2, const Index k=1, const T epsilon=0, const unsigned optionFlags=0, const T maxRadius=std::numeric_limits< T >::infinity()) const=0
 Find the k nearest neighbours for each point of query. More...
 
virtual ~NearestNeighbourSearch ()
 virtual destructor
 

Additional Inherited Members

- Static Public Member Functions inherited from Nabo::NearestNeighbourSearch< T, Eigen::Matrix< T, Eigen::Dynamic, Eigen::Dynamic > >
static NearestNeighbourSearchcreate (const CloudType &cloud, const Index dim=std::numeric_limits< Index >::max(), const SearchType preferedType=KDTREE_LINEAR_HEAP, const unsigned creationOptionFlags=0, const Parameters &additionalParameters=Parameters())
 Create a nearest-neighbour search. More...
 
static NearestNeighbourSearchcreate (const WrongMatrixType &cloud, const Index dim=std::numeric_limits< Index >::max(), const SearchType preferedType=KDTREE_LINEAR_HEAP, const unsigned creationOptionFlags=0, const Parameters &additionalParameters=Parameters())
 Prevent creation of trees with the wrong matrix type. Currently only dynamic size matrices are supported.
 
static NearestNeighbourSearchcreateBruteForce (const CloudType &cloud, const Index dim=std::numeric_limits< Index >::max(), const unsigned creationOptionFlags=0)
 Create a nearest-neighbour search, using brute-force search, useful for comparison only. More...
 
static NearestNeighbourSearchcreateBruteForce (const WrongMatrixType &cloud, const Index dim=std::numeric_limits< Index >::max(), const unsigned creationOptionFlags=0)
 Prevent creation of trees with the wrong matrix type. Currently only dynamic size matrices are supported.
 
static NearestNeighbourSearchcreateKDTreeLinearHeap (const CloudType &cloud, const Index dim=std::numeric_limits< Index >::max(), const unsigned creationOptionFlags=0, const Parameters &additionalParameters=Parameters())
 Create a nearest-neighbour search, using a kd-tree with linear heap, good for small k (~up to 30) More...
 
static NearestNeighbourSearchcreateKDTreeLinearHeap (const WrongMatrixType &cloud, const Index dim=std::numeric_limits< Index >::max(), const unsigned creationOptionFlags=0, const Parameters &additionalParameters=Parameters())
 Prevent creation of trees with the wrong matrix type. Currently only dynamic size matrices are supported.
 
static NearestNeighbourSearchcreateKDTreeTreeHeap (const CloudType &cloud, const Index dim=std::numeric_limits< Index >::max(), const unsigned creationOptionFlags=0, const Parameters &additionalParameters=Parameters())
 Create a nearest-neighbour search, using a kd-tree with tree heap, good for large k (~from 30) More...
 
static NearestNeighbourSearchcreateKDTreeTreeHeap (const WrongMatrixType &, const Index dim=std::numeric_limits< Index >::max(), const unsigned creationOptionFlags=0, const Parameters &additionalParameters=Parameters())
 Prevent creation of trees with the wrong matrix type. Currently only dynamic size matrices are supported.
 
- Public Attributes inherited from Nabo::NearestNeighbourSearch< T, Eigen::Matrix< T, Eigen::Dynamic, Eigen::Dynamic > >
const CloudTypecloud
 the reference to the data-point cloud, which must remain valid during the lifetime of the NearestNeighbourSearch object
 
const Index dim
 the dimensionality of the data-point cloud
 
const unsigned creationOptionFlags
 creation options
 
const Vector minBound
 the low bound of the search space (axis-aligned bounding box)
 
const Vector maxBound
 the high bound of the search space (axis-aligned bounding box)
 
- Static Public Attributes inherited from Nabo::NearestNeighbourSearch< T, Eigen::Matrix< T, Eigen::Dynamic, Eigen::Dynamic > >
static constexpr Index InvalidIndex
 the invalid index
 
static constexpr T InvalidValue
 the invalid value
 
- Protected Member Functions inherited from Nabo::OpenCLSearch< T, Eigen::Matrix< T, Eigen::Dynamic, Eigen::Dynamic > >
 OpenCLSearch (const Eigen::Matrix< T, Eigen::Dynamic, Eigen::Dynamic > &cloud, const Index dim, const unsigned creationOptionFlags, const cl_device_type deviceType)
 constructor, calls NearestNeighbourSearch<T, CloudType>(cloud)
 
void initOpenCL (const char *clFileName, const char *kernelName, const std::string &additionalDefines="")
 Initialize CL support. More...
 
- Protected Member Functions inherited from Nabo::NearestNeighbourSearch< T, Eigen::Matrix< T, Eigen::Dynamic, Eigen::Dynamic > >
 NearestNeighbourSearch (const CloudType &cloud, const Index dim, const unsigned creationOptionFlags)
 constructor
 
void checkSizesKnn (const Matrix &query, const IndexMatrix &indices, const Matrix &dists2, const Index k, const unsigned optionFlags, const Vector *maxRadii=0) const
 Make sure that the output matrices have the right sizes. Throw an exception otherwise. More...
 
- Protected Attributes inherited from Nabo::OpenCLSearch< T, Eigen::Matrix< T, Eigen::Dynamic, Eigen::Dynamic > >
const cl_device_type deviceType
 the type of device to run CL code on (CL_DEVICE_TYPE_CPU or CL_DEVICE_TYPE_GPU)
 
cl::Context & context
 the CL context
 
cl::Kernel knnKernel
 the kernel to perform knnSearch, mutable because it is stateful, but conceptually const
 
cl::CommandQueue queue
 the command queue
 
cl::Buffer cloudCL
 the buffer for the input data
 

Detailed Description

template<typename T, typename CloudType = Eigen::Matrix<T, Eigen::Dynamic, Eigen::Dynamic>>
struct Nabo::BruteForceSearchOpenCL< T, CloudType >

KDTree, balanced, points in leaves, stack, implicit bounds, balance aspect ratio.


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