open3d::core::HashBackendBuffer Class Reference

#include <HashBackendBuffer.h>

Data Structures
struct	HeapTop

Public Member Functions
	HashBackendBuffer (int64_t capacity, int64_t key_dsize, std::vector< int64_t > value_dsizes, const Device &device)
void	ResetHeap ()
	Reset the heap and heap top.
Device	GetDevice () const
	Return device of the buffer.
int64_t	GetCapacity () const
	Return capacity of the buffer.
int64_t	GetKeyDsize () const
	Return key's data size in bytes.
std::vector< int64_t >	GetValueDsizes () const
	Return value's data sizes in bytes.
int64_t	GetCommonBlockSize () const
	Get the common block size divisor of all values types.
std::vector< int64_t >	GetValueBlocksPerElement () const
	Return value's data sizes in the unit of common block size divisor.
Tensor	GetIndexHeap () const
	Return the index heap tensor.
HeapTop &	GetHeapTop ()
int	GetHeapTopIndex () const
	Return the current heap top.
Tensor	GetKeyBuffer () const
	Return the key buffer tensor.
std::vector< Tensor >	GetValueBuffers () const
	Return the value buffer tensors.
Tensor	GetValueBuffer (size_t i=0) const
	Return the selected value buffer tensor at index i.

Protected Attributes
Tensor	heap_
HeapTop	heap_top_
Tensor	key_buffer_
std::vector< Tensor >	value_buffers_
int64_t	common_block_size_
std::vector< int64_t >	blocks_per_element_

Constructor & Destructor Documentation

HashBackendBuffer()

open3d::core::HashBackendBuffer::HashBackendBuffer	(	int64_t	capacity,
		int64_t	key_dsize,
		std::vector< int64_t >	value_dsizes,
		const Device &	device )

Member Function Documentation

GetCapacity()

int64_t open3d::core::HashBackendBuffer::GetCapacity

(

)

const

Return capacity of the buffer.

GetCommonBlockSize()

int64_t open3d::core::HashBackendBuffer::GetCommonBlockSize

(

)

const

Get the common block size divisor of all values types.

GetDevice()

Device open3d::core::HashBackendBuffer::GetDevice

(

)

const

Return device of the buffer.

GetHeapTop()

HashBackendBuffer::HeapTop & open3d::core::HashBackendBuffer::GetHeapTop

(

)

Return the heap top structure. To be dispatched accordingly in C++/CUDA accessors.

GetHeapTopIndex()

int open3d::core::HashBackendBuffer::GetHeapTopIndex

(

)

const

Return the current heap top.

GetIndexHeap()

Tensor open3d::core::HashBackendBuffer::GetIndexHeap

(

)

const

Return the index heap tensor.

GetKeyBuffer()

Tensor open3d::core::HashBackendBuffer::GetKeyBuffer

(

)

const

Return the key buffer tensor.

GetKeyDsize()

int64_t open3d::core::HashBackendBuffer::GetKeyDsize

(

)

const

Return key's data size in bytes.

GetValueBlocksPerElement()

std::vector< int64_t > open3d::core::HashBackendBuffer::GetValueBlocksPerElement

(

)

const

Return value's data sizes in the unit of common block size divisor.

GetValueBuffer()

Tensor open3d::core::HashBackendBuffer::GetValueBuffer

(

size_t

i = 0

)

const

Return the selected value buffer tensor at index i.

GetValueBuffers()

std::vector< Tensor > open3d::core::HashBackendBuffer::GetValueBuffers

(

)

const

Return the value buffer tensors.

GetValueDsizes()

std::vector< int64_t > open3d::core::HashBackendBuffer::GetValueDsizes

(

)

const

Return value's data sizes in bytes.

ResetHeap()

void open3d::core::HashBackendBuffer::ResetHeap

(

)

Reset the heap and heap top.

Field Documentation

blocks_per_element_

std::vector<int64_t> open3d::core::HashBackendBuffer::blocks_per_element_

protected

common_block_size_

int64_t open3d::core::HashBackendBuffer::common_block_size_

protected

heap_

Tensor open3d::core::HashBackendBuffer::heap_

protected

heap_top_

HeapTop open3d::core::HashBackendBuffer::heap_top_

protected

key_buffer_

Tensor open3d::core::HashBackendBuffer::key_buffer_

protected

value_buffers_

std::vector<Tensor> open3d::core::HashBackendBuffer::value_buffers_

protected

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

• cpp/open3d/core/hashmap/HashBackendBuffer.h
• cpp/open3d/core/hashmap/HashBackendBuffer.cpp