57 lines
1.3 KiB
C++
57 lines
1.3 KiB
C++
#pragma once
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#ifndef THREAD_H
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#define THREAD_H
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#include "defines.h"
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#include <iostream>
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#include <future>
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#include <functional>
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#include <type_traits>
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#include <condition_variable>
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template <typename T>
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class TaskRunning
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{
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public:
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explicit TaskRunning(std::future<T> r) : run_(std::move(r)) {}
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bool IsComplete()
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{
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return run_.wait_for(0us) == std::future_status::ready;
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}
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auto Get()
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{
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return run_.get();
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}
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private:
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std::future<T> run_;
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};
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class TaskBase
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{
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public:
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template <typename Func, typename... Args>
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static __forceinline TaskRunning<typename std::invoke_result<Func, Args...>::type> Run(Func&& f, Args&&... args)
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{
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using ReturnType = typename std::invoke_result<Func, Args...>::type;
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return TaskRunning<ReturnType>(
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std::async(std::launch::async, std::forward<Func>(f), std::forward<Args>(args)...));
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}
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};
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template <typename Func>
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class Task
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{
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public:
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explicit Task(Func f) : func_(std::move(f)) {}
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template <typename... Args>
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__forceinline TaskRunning<typename std::invoke_result<Func, Args...>::type> Start(Args&&... args)
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{
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using ReturnType = typename std::invoke_result<Func, Args...>::type;
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return TaskRunning<ReturnType>(
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std::async(std::launch::async, func_, std::forward<Args>(args)...));
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}
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private:
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Func func_;
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};
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#endif |