toolbox::io::dataloader_t< DatasetT, SamplerT >::iterator Class Reference

数据加载器迭代器/Iterator for dataloader More...

#include <dataloader.hpp>

Public Member Functions
	iterator ()
	默认构造函数/Default constructor
	iterator (DatasetT *dataset, SamplerT sampler, std::size_t batch_size, std::size_t prefetch_batches, toolbox::base::thread_pool_t *pool, bool drop_last)
	构造函数/Constructor
iterator &	operator++ ()
	前置自增运算符/Prefix increment operator
const batch_type &	operator* () const
	解引用运算符/Dereference operator
const batch_type *	operator-> () const
	指针运算符/Pointer operator
bool	operator!= (const iterator &other) const
	不等于运算符/Not-equal operator

Detailed Description

template<typename DatasetT, typename SamplerT>
class toolbox::io::dataloader_t< DatasetT, SamplerT >::iterator

数据加载器迭代器/Iterator for dataloader

支持多线程预取和批量加载/Supports multi-threaded prefetch and batch loading

Constructor & Destructor Documentation

iterator() [1/2]

template<typename DatasetT , typename SamplerT >

toolbox::io::dataloader_t< DatasetT, SamplerT >::iterator::iterator ( )

inline

默认构造函数/Default constructor

iterator() [2/2]

template<typename DatasetT , typename SamplerT >

toolbox::io::dataloader_t< DatasetT, SamplerT >::iterator::iterator ( DatasetT *  dataset, SamplerT  sampler, std::size_t  batch_size, std::size_t  prefetch_batches, toolbox::base::thread_pool_t *  pool, bool  drop_last  )

inline

构造函数/Constructor

Parameters

dataset	数据集指针/Pointer to dataset
sampler	采样器/Sampler
batch_size	批次大小/Batch size
prefetch_batches	预取批次数/Number of prefetch batches
pool	线程池指针/Pointer to thread pool
drop_last	是否丢弃最后不足batch的样本/Whether to drop last incomplete batch

Member Function Documentation

operator!=()

template<typename DatasetT , typename SamplerT >

bool toolbox::io::dataloader_t< DatasetT, SamplerT >::iterator::operator!= ( const iterator &  other ) const

inline

不等于运算符/Not-equal operator

Parameters

other

另一个迭代器/Other iterator

Returns

是否不等/Whether not equal

operator*()

template<typename DatasetT , typename SamplerT >

const batch_type & toolbox::io::dataloader_t< DatasetT, SamplerT >::iterator::operator* ( ) const

inline

解引用运算符/Dereference operator

Returns

当前批次的常量引用/Const reference to current batch

operator++()

template<typename DatasetT , typename SamplerT >

iterator & toolbox::io::dataloader_t< DatasetT, SamplerT >::iterator::operator++ ( )

inline

前置自增运算符/Prefix increment operator

Returns

迭代器引用/Reference to iterator

operator->()

template<typename DatasetT , typename SamplerT >

const batch_type * toolbox::io::dataloader_t< DatasetT, SamplerT >::iterator::operator-> ( ) const

inline

指针运算符/Pointer operator

Returns

当前批次的常量指针/Const pointer to current batch

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

• src/include/cpp-toolbox/io/dataloader/dataloader.hpp