cloudViewer::core::HashBackendBuffer Class Reference

#include <HashBackendBuffer.h>

Collaboration diagram for cloudViewer::core::HashBackendBuffer:

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

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_

Detailed Description

Definition at line 46 of file HashBackendBuffer.h.

Constructor & Destructor Documentation

HashBackendBuffer()

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

Definition at line 15 of file HashBackendBuffer.cpp.

References blocks_per_element_, common_block_size_, cloudViewer::core::HashBackendBuffer::HeapTop::cuda, heap_, heap_top_, cloudViewer::core::Dtype::Int32, cloudViewer::core::Device::IsCUDA(), key_buffer_, cloudViewer::core::Dtype::Object, ResetHeap(), patch::to_string(), cloudViewer::core::UInt32, and value_buffers_.

Member Function Documentation

GetCapacity()

int64_t cloudViewer::core::HashBackendBuffer::GetCapacity

(

)

const

Return capacity of the buffer.

Definition at line 75 of file HashBackendBuffer.cpp.

References cloudViewer::core::Tensor::GetLength(), and heap_.

Referenced by cloudViewer::core::CUDAHashBackendBufferAccessor::Setup().

GetCommonBlockSize()

int64_t cloudViewer::core::HashBackendBuffer::GetCommonBlockSize

(

)

const

Get the common block size divisor of all values types.

Definition at line 89 of file HashBackendBuffer.cpp.

References common_block_size_.

Referenced by cloudViewer::core::CUDAHashBackendBufferAccessor::Setup().

GetDevice()

Device cloudViewer::core::HashBackendBuffer::GetDevice

(

)

const

Return device of the buffer.

Definition at line 73 of file HashBackendBuffer.cpp.

References cloudViewer::core::Tensor::GetDevice(), and heap_.

Referenced by ResetHeap(), and cloudViewer::core::CUDAHashBackendBufferAccessor::Setup().

GetHeapTop()

HashBackendBuffer::HeapTop & cloudViewer::core::HashBackendBuffer::GetHeapTop

(

)

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

Definition at line 99 of file HashBackendBuffer.cpp.

References heap_top_.

Referenced by cloudViewer::core::CPUHashBackendBufferAccessor::CPUHashBackendBufferAccessor(), and cloudViewer::core::CUDAHashBackendBufferAccessor::Setup().

GetHeapTopIndex()

int cloudViewer::core::HashBackendBuffer::GetHeapTopIndex

(

)

const

Return the current heap top.

Definition at line 103 of file HashBackendBuffer.cpp.

References cloudViewer::core::HashBackendBuffer::HeapTop::cpu, cloudViewer::core::HashBackendBuffer::HeapTop::cuda, heap_, heap_top_, cloudViewer::core::IsDevice::IsCUDA(), and cloudViewer::core::Tensor::Item().

GetIndexHeap()

Tensor cloudViewer::core::HashBackendBuffer::GetIndexHeap

(

)

const

Return the index heap tensor.

Definition at line 97 of file HashBackendBuffer.cpp.

References heap_.

Referenced by ResetHeap(), and cloudViewer::core::CUDAHashBackendBufferAccessor::Setup().

GetKeyBuffer()

Tensor cloudViewer::core::HashBackendBuffer::GetKeyBuffer

(

)

const

Return the key buffer tensor.

Definition at line 110 of file HashBackendBuffer.cpp.

References key_buffer_.

Referenced by cloudViewer::core::CUDAHashBackendBufferAccessor::Setup().

GetKeyDsize()

int64_t cloudViewer::core::HashBackendBuffer::GetKeyDsize

(

)

const

Return key's data size in bytes.

Definition at line 77 of file HashBackendBuffer.cpp.

References cloudViewer::core::Dtype::ByteSize(), cloudViewer::core::Tensor::GetDtype(), and key_buffer_.

Referenced by cloudViewer::core::CUDAHashBackendBufferAccessor::Setup().

GetValueBlocksPerElement()

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

(

)

const

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

Definition at line 93 of file HashBackendBuffer.cpp.

References blocks_per_element_.

Referenced by cloudViewer::core::CUDAHashBackendBufferAccessor::Setup().

GetValueBuffer()

Tensor cloudViewer::core::HashBackendBuffer::GetValueBuffer

(

size_t

i = 0

)

const

Return the selected value buffer tensor at index i.

Definition at line 116 of file HashBackendBuffer.cpp.

References LogError, and value_buffers_.

GetValueBuffers()

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

(

)

const

Return the value buffer tensors.

Definition at line 112 of file HashBackendBuffer.cpp.

References value_buffers_.

Referenced by cloudViewer::core::CPUHashBackendBufferAccessor::CPUHashBackendBufferAccessor(), and cloudViewer::core::CUDAHashBackendBufferAccessor::Setup().

GetValueDsizes()

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

(

)

const

Return value's data sizes in bytes.

Definition at line 81 of file HashBackendBuffer.cpp.

References value_buffers_.

Referenced by cloudViewer::core::CUDAHashBackendBufferAccessor::Setup().

ResetHeap()

void cloudViewer::core::HashBackendBuffer::ResetHeap

(

)

Reset the heap and heap top.

Definition at line 60 of file HashBackendBuffer.cpp.

References cloudViewer::core::HashBackendBuffer::HeapTop::cpu, cloudViewer::core::CPUResetHeap(), cloudViewer::core::HashBackendBuffer::HeapTop::cuda, CUDA_CALL, cloudViewer::core::Tensor::Fill(), GetDevice(), GetIndexHeap(), heap_top_, cloudViewer::core::Device::IsCPU(), and cloudViewer::core::Device::IsCUDA().

Referenced by HashBackendBuffer().

Member Data Documentation

blocks_per_element_

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

protected

Definition at line 106 of file HashBackendBuffer.h.

Referenced by GetValueBlocksPerElement(), and HashBackendBuffer().

common_block_size_

int64_t cloudViewer::core::HashBackendBuffer::common_block_size_

protected

Definition at line 105 of file HashBackendBuffer.h.

Referenced by GetCommonBlockSize(), and HashBackendBuffer().

heap_

Tensor cloudViewer::core::HashBackendBuffer::heap_

protected

Definition at line 99 of file HashBackendBuffer.h.

Referenced by GetCapacity(), GetDevice(), GetHeapTopIndex(), GetIndexHeap(), and HashBackendBuffer().

heap_top_

HeapTop cloudViewer::core::HashBackendBuffer::heap_top_

protected

Definition at line 100 of file HashBackendBuffer.h.

Referenced by GetHeapTop(), GetHeapTopIndex(), HashBackendBuffer(), and ResetHeap().

key_buffer_

Tensor cloudViewer::core::HashBackendBuffer::key_buffer_

protected

Definition at line 102 of file HashBackendBuffer.h.

Referenced by GetKeyBuffer(), GetKeyDsize(), and HashBackendBuffer().

value_buffers_

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

protected

Definition at line 103 of file HashBackendBuffer.h.

Referenced by GetValueBuffer(), GetValueBuffers(), GetValueDsizes(), and HashBackendBuffer().

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

• /root/ACloudViewer/libs/cloudViewer/core/hashmap/HashBackendBuffer.h
• /root/ACloudViewer/libs/cloudViewer/core/hashmap/HashBackendBuffer.cpp