libxr  1.0
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LibXR::Topic::QueuedSubscriber Class Reference

构造函数,使用名称和无锁队列进行初始化 Constructor using a name and a lock-free queue More...

#include <message.hpp>

Public Member Functions

template<typename Data , uint32_t Length>
 QueuedSubscriber (const char *name, LockFreeQueue< Data > &queue, Domain *domain=nullptr)
 
template<typename Data >
 QueuedSubscriber (Topic topic, LockFreeQueue< Data > &queue)
 构造函数,使用 Topic 和无锁队列进行初始化 Constructor using a Topic and a lock-free queue
 

Detailed Description

构造函数,使用名称和无锁队列进行初始化 Constructor using a name and a lock-free queue

Template Parameters
Data队列存储的数据类型 Data type stored in the queue
Length队列长度 Queue length
Parameters
name订阅的主题名称 Name of the subscribed topic
queue订阅的数据队列 Subscribed data queue
domain可选的域指针 Optional domain pointer (default: nullptr)

Definition at line 408 of file message.hpp.

Constructor & Destructor Documentation

◆ QueuedSubscriber() [1/2]

template<typename Data , uint32_t Length>
LibXR::Topic::QueuedSubscriber::QueuedSubscriber ( const char * name,
LockFreeQueue< Data > & queue,
Domain * domain = nullptr )
inline

Definition at line 412 of file message.hpp.

414 {
415 *this = QueuedSubscriber(WaitTopic(name, UINT32_MAX, domain), queue);
416 }
static TopicHandle WaitTopic(const char *name, uint32_t timeout=UINT32_MAX, Domain *domain=nullptr)
等待主题的创建并返回其句柄 Waits for a topic to be created and returns its handle
Definition message.cpp:368

◆ QueuedSubscriber() [2/2]

template<typename Data >
LibXR::Topic::QueuedSubscriber::QueuedSubscriber ( Topic topic,
LockFreeQueue< Data > & queue )
inline

构造函数,使用 Topic 和无锁队列进行初始化 Constructor using a Topic and a lock-free queue

Template Parameters
Data队列存储的数据类型 Data type stored in the queue
Parameters
topic订阅的主题 Subscribed topic
queue订阅的数据队列 Subscribed data queue

Definition at line 426 of file message.hpp.

427 {
428 if (topic.block_->data_.check_length)
429 {
430 ASSERT(topic.block_->data_.max_length == sizeof(Data));
431 }
432 else
433 {
434 ASSERT(topic.block_->data_.max_length <= sizeof(Data));
435 }
436
437 auto block = new LockFreeList::Node<QueueBlock>;
438 block->data_.type = SuberType::QUEUE;
439 block->data_.queue = &queue;
440 block->data_.fun = [](RawData &data, void *arg, bool in_isr)
441 {
442 UNUSED(in_isr);
443 LockFreeQueue<Data>* queue = reinterpret_cast<LockFreeQueue<Data>*>(arg);
444 queue->Push(*reinterpret_cast<Data*>(data.addr_));
445 };
446
447 topic.block_->data_.subers.Add(*block);
448 }
@ QUEUE
队列订阅者。Queued subscriber.

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