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Diffstat (limited to 'source/modules/asura-utils/Threads/Thread.h')
| -rw-r--r-- | source/modules/asura-utils/Threads/Thread.h | 222 |
1 files changed, 222 insertions, 0 deletions
diff --git a/source/modules/asura-utils/Threads/Thread.h b/source/modules/asura-utils/Threads/Thread.h new file mode 100644 index 0000000..bc6f14e --- /dev/null +++ b/source/modules/asura-utils/Threads/Thread.h @@ -0,0 +1,222 @@ +#ifndef _ASURA_THREAD_H_ +#define _ASURA_THREAD_H_ + +#include <string> +#include <queue> + +#include <asura-utils/Scripting/Portable.hpp> + +#include "Task.h" +#include "Mutex.h" +#include "Semaphore.h" +#include "Threadable.h" + +namespace_begin(AsuraEngine) +namespace_begin(Threads) + +class ThreadImpl; + +/// +/// ̵߳ļֲͬʵ֣ +/// 1: Deferredӳģʽ߳ϵɺҪ̵ֶ߳Dispatch +/// ̵߳ص첽Ϊͬlua_Stateͻ⡣ +/// 2: Immediateģʽÿһ߳άһlua_newthreadlua_State +/// صڲͬlua_Stateеãⲻ̷ͬ߳ͬһlua_State +/// +enum ThreadType +{ + THREAD_TYPE_DEFERRED, + THREAD_TYPE_IMMEDIATE, // unsafe +}; + +enum ThreadState +{ + THREAD_STATE_IDLE, ///< ãδں˶ + THREAD_STATE_RUNNING, ///< ѭ + THREAD_STATE_PAUSED, ///< ѭͣ + THREAD_STATE_STOPPED, ///< ˳ѭ +}; + +/// +/// ߳壬ÿ߳άһtask queue +/// +class Thread ASURA_FINAL + : public AEScripting::Portable<Thread> + , public Threadable +{ +public: + + LUAX_DECL_FACTORY(Thread); + + Thread(lua_State* luaThread, ThreadType type = THREAD_TYPE_DEFERRED, uint sleepTime = 1, const std::string& name = ""); + ~Thread(); + + bool AddTask(Task* task); + /// + /// õȴ + /// + uint GetTaskCount(); + + void Idle(); + + /// + /// ں˶Сdaemonȴֶstopijʱ̶ɺԶstop + /// + bool Start(bool daemon = true, uint32 stacksize = 0); + + /// + /// ͬ߳̿ƣʵʱġҪ߳ʹIsȷϵָ״̬ + /// + void Pause(); + void Resume(); + void Stop(); + + /// + /// ͬ߳̿ƣȷźźִС̵߳ȴ + /// + void PauseSync(); + void ResumeSync(); + void StopSync(); + + /// + /// ̵߳ȴ߳̽żִС + /// + void Join(); + + ThreadState GetState(); + + /// + /// ߳״̬ + /// 1: IdleУ̴߳Ĭ״̬ʱStart + /// 2: RunningУں˶´Ѿں˵УTask + /// 3: PausedͣȻںУ˶Ĵͣ + /// 4: StoppedֹͣȻںУѾ + /// + bool IsIdle(); + bool IsRunning(); + bool IsPaused(); + bool IsStopped(); + + bool IsCurrent(); + + /// + /// ִС + /// + int Process() override; + + const std::string& GetName(); + + /// + /// ص + /// + void Dispatch(); + + /// + /// ߺ + /// + void Sleep(uint ms); + + /// + /// ʱ + /// + void SetSleepTime(uint ms); + +private: + + //----------------------------------------------------------------------------// + + LUAX_DECL_ENUM(ThreadType); + LUAX_DECL_ENUM(ThreadState); + + LUAX_DECL_METHOD(_New); + LUAX_DECL_METHOD(_AddTask); + LUAX_DECL_METHOD(_Start); + LUAX_DECL_METHOD(_Idle); + LUAX_DECL_METHOD(_Pause); + LUAX_DECL_METHOD(_Resume); + LUAX_DECL_METHOD(_Stop); + LUAX_DECL_METHOD(_Join); + LUAX_DECL_METHOD(_IsRunning); + LUAX_DECL_METHOD(_IsPaused); + LUAX_DECL_METHOD(_IsStopped); + LUAX_DECL_METHOD(_IsCurrent); + LUAX_DECL_METHOD(_Sleep); + LUAX_DECL_METHOD(_Dispatch); + LUAX_DECL_METHOD(_GetName); + LUAX_DECL_METHOD(_GetType); + LUAX_DECL_METHOD(_GetState); + LUAX_DECL_METHOD(_SetSleepTime); + + //----------------------------------------------------------------------------// + + ThreadImpl* m_Impl; + + lua_State* m_LuaThread; + + /// + /// ˴Ƿػģʽ + /// + bool m_IsDaemon; + + std::string m_Name; + ThreadType m_Type; + uint m_SleepTime; + + ThreadState m_State; + Mutex m_StateMutex; + + /// + /// ͬصź + /// + Semaphore m_SemPause; + Semaphore m_SemResume; + Semaphore m_SemStop; + + /// + /// С + /// + std::queue<Task*> m_TaskQueue; + Mutex m_TaskQueueMutex; + + /// + /// ӳģʽʹ + /// + std::queue<Task*> m_FinishedTasks; + Mutex m_FinishedMutex; + + /// + /// ģʽʹãصʹõlua߳ + /// + lua_State* m_CallbackThread; + Luax::LuaxMemberRef m_CallbackThreadRef; + +}; + +/// +/// ̵߳ľʵ֣ûģһֲԣ +/// 1: win32 +/// 2: posix +/// 3: SDL +/// 4: std::thread +/// +ASURA_ABSTRACT class ThreadImpl +{ +public: + ThreadImpl() {}; + virtual ~ThreadImpl() {}; + + virtual bool Start(Threadable* thread, uint32 stacksize = 0) = 0; + virtual void Join() = 0; + virtual void Kill() = 0; + + virtual void Sleep(uint ms) = 0; + + virtual bool IsRunning() = 0; + virtual bool IsCurrent() = 0; + +}; + +namespace_end +namespace_end + +#endif
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