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much better

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This commit is contained in:
tildearrow 2023-09-06 16:39:35 -05:00
parent 5329e551d4
commit 692a1b7915
2 changed files with 23 additions and 12 deletions
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27
src/engine/workPool.cpp
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@ -29,7 +29,7 @@ void* _workThread(void* inst) {
}
void DivWorkThread::run() {
std::unique_lock<std::mutex> unique(selfLock);
//std::unique_lock<std::mutex> unique(selfLock);
DivPendingTask task;
bool setFuckingPromise=false;
@ -48,9 +48,12 @@ void DivWorkThread::run() {
if (terminate) {
break;
}
if (notify.wait_for(unique,std::chrono::milliseconds(100))==std::cv_status::timeout) {
logE("this task timed out!");
}
std::future<void> future=notify.get_future();
future.wait();
lock.lock();
notify=std::promise<void>();
promiseAlreadySet=false;
lock.unlock();
continue;
} else {
task=tasks.front();
@ -94,8 +97,8 @@ bool DivWorkThread::busy() {
void DivWorkThread::finish() {
lock.lock();
terminate=true;
notify.set_value();
lock.unlock();
notify.notify_one();
thread->join();
}
@ -133,7 +136,6 @@ void DivWorkPool::wait() {
if (!threaded) return;
if (busyCount==0) {
logV("nothing to do");
return;
}
@ -141,12 +143,21 @@ void DivWorkPool::wait() {
// start running
for (unsigned int i=0; i<count; i++) {
workThreads[i].notify.notify_one();
if (!workThreads[i].promiseAlreadySet) {
try {
workThreads[i].lock.lock();
workThreads[i].promiseAlreadySet=true;
workThreads[i].notify.set_value();
workThreads[i].lock.unlock();
} catch (std::exception& e) {
SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_ERROR,"EXCEPTION ON WAIT",e.what(),NULL);
abort();
}
}
}
std::this_thread::yield();
// wait
logV("waiting on future");
//SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_ERROR,"Error","waiting on future.",NULL);
future.wait();
//SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_ERROR,"Error","waited - reset promise.",NULL);