forked from ShuriZma/suyu
common/thread: Correct code style
This commit is contained in:
parent
db0db6a182
commit
8c50833445
|
@ -30,8 +30,7 @@
|
|||
# endif
|
||||
#endif
|
||||
|
||||
namespace Common
|
||||
{
|
||||
namespace Common {
|
||||
|
||||
int CurrentThreadId();
|
||||
|
||||
|
@ -43,55 +42,55 @@ public:
|
|||
Event() : is_set(false) {}
|
||||
|
||||
void Set() {
|
||||
std::lock_guard<std::mutex> lk(m_mutex);
|
||||
std::lock_guard<std::mutex> lk(mutex);
|
||||
if (!is_set) {
|
||||
is_set = true;
|
||||
m_condvar.notify_one();
|
||||
condvar.notify_one();
|
||||
}
|
||||
}
|
||||
|
||||
void Wait() {
|
||||
std::unique_lock<std::mutex> lk(m_mutex);
|
||||
m_condvar.wait(lk, [&]{ return is_set; });
|
||||
std::unique_lock<std::mutex> lk(mutex);
|
||||
condvar.wait(lk, [&]{ return is_set; });
|
||||
is_set = false;
|
||||
}
|
||||
|
||||
void Reset() {
|
||||
std::unique_lock<std::mutex> lk(m_mutex);
|
||||
std::unique_lock<std::mutex> lk(mutex);
|
||||
// no other action required, since wait loops on the predicate and any lingering signal will get cleared on the first iteration
|
||||
is_set = false;
|
||||
}
|
||||
|
||||
private:
|
||||
bool is_set;
|
||||
std::condition_variable m_condvar;
|
||||
std::mutex m_mutex;
|
||||
std::condition_variable condvar;
|
||||
std::mutex mutex;
|
||||
};
|
||||
|
||||
class Barrier {
|
||||
public:
|
||||
Barrier(size_t count) : m_count(count), m_waiting(0) {}
|
||||
explicit Barrier(size_t count_) : count(count_), waiting(0) {}
|
||||
|
||||
/// Blocks until all "count" threads have called Sync()
|
||||
void Sync() {
|
||||
std::unique_lock<std::mutex> lk(m_mutex);
|
||||
std::unique_lock<std::mutex> lk(mutex);
|
||||
|
||||
// TODO: broken when next round of Sync()s
|
||||
// is entered before all waiting threads return from the notify_all
|
||||
|
||||
if (++m_waiting == m_count) {
|
||||
m_waiting = 0;
|
||||
m_condvar.notify_all();
|
||||
if (++waiting == count) {
|
||||
waiting = 0;
|
||||
condvar.notify_all();
|
||||
} else {
|
||||
m_condvar.wait(lk, [&]{ return m_waiting == 0; });
|
||||
condvar.wait(lk, [&]{ return waiting == 0; });
|
||||
}
|
||||
}
|
||||
|
||||
private:
|
||||
std::condition_variable m_condvar;
|
||||
std::mutex m_mutex;
|
||||
const size_t m_count;
|
||||
size_t m_waiting;
|
||||
std::condition_variable condvar;
|
||||
std::mutex mutex;
|
||||
const size_t count;
|
||||
size_t waiting;
|
||||
};
|
||||
|
||||
void SleepCurrentThread(int ms);
|
||||
|
@ -100,8 +99,7 @@ void SwitchCurrentThread(); // On Linux, this is equal to sleep 1ms
|
|||
// Use this function during a spin-wait to make the current thread
|
||||
// relax while another thread is working. This may be more efficient
|
||||
// than using events because event functions use kernel calls.
|
||||
inline void YieldCPU()
|
||||
{
|
||||
inline void YieldCPU() {
|
||||
std::this_thread::yield();
|
||||
}
|
||||
|
||||
|
|
Loading…
Reference in New Issue