ddnet/src/engine/shared/jobs.h
Dennis Felsing cde07b420b Implement changes suggested by -Wuseless-cast
But don't enable it yet because I'm not sure what the best way is.
2019-04-11 19:54:43 +02:00

64 lines
1 KiB
C++

/* (c) Magnus Auvinen. See licence.txt in the root of the distribution for more information. */
/* If you are missing that file, acquire a complete release at teeworlds.com. */
#ifndef ENGINE_SHARED_JOBS_H
#define ENGINE_SHARED_JOBS_H
#include <base/system.h>
#include <atomic>
#include <memory>
class IJob;
class CJobPool;
class IJob
{
friend class CJobPool;
private:
std::shared_ptr<IJob> m_pNext;
std::atomic<int> m_Status;
virtual void Run() = 0;
public:
IJob();
IJob(const IJob &Other);
IJob &operator=(const IJob &Other);
virtual ~IJob();
int Status();
enum
{
STATE_PENDING=0,
STATE_RUNNING,
STATE_DONE
};
};
class CJobPool
{
enum
{
MAX_THREADS=32
};
int m_NumThreads;
void *m_apThreads[MAX_THREADS];
std::atomic<bool> m_Shutdown;
LOCK m_Lock;
SEMAPHORE m_Semaphore;
std::shared_ptr<IJob> m_pFirstJob;
std::shared_ptr<IJob> m_pLastJob;
static void WorkerThread(void *pUser);
public:
CJobPool();
~CJobPool();
void Init(int NumThreads);
void Add(std::shared_ptr<IJob> pJob);
};
#endif