//---------------------------------------------------------------------
void DefaultWorkQueue::startup(bool forceRestart)
{
if (mIsRunning)
{
if (forceRestart)
shutdown();
else
return;
}
mShuttingDown = false;
mWorkerFunc = OGRE_NEW_T(WorkerFunc(this), MEMCATEGORY_GENERAL);
LogManager::getSingleton().stream() <<
"DefaultWorkQueue('" << mName << "') initialising on thread " <<
#if OGRE_THREAD_SUPPORT
OGRE_THREAD_CURRENT_ID
#else
"main"
#endif
<< ".";
#if OGRE_THREAD_SUPPORT
if (mWorkerRenderSystemAccess)
Root::getSingleton().getRenderSystem()->preExtraThreadsStarted();
mNumThreadsRegisteredWithRS = 0;
for (uint8 i = 0; i < mWorkerThreadCount; ++i)
{
OGRE_THREAD_CREATE(t, *mWorkerFunc);
mWorkers.push_back(t);
}
if (mWorkerRenderSystemAccess)
{
OGRE_LOCK_MUTEX_NAMED(mInitMutex, initLock);
// have to wait until all threads are registered with the render system
while (mNumThreadsRegisteredWithRS < mWorkerThreadCount)
OGRE_THREAD_WAIT(mInitSync, mInitMutex, initLock);
Root::getSingleton().getRenderSystem()->postExtraThreadsStarted();
}
#endif
mIsRunning = true;
}
//---------------------------------------------------------------------
void DefaultWorkQueue::startup(bool forceRestart)
{
if (mIsRunning)
{
if (forceRestart)
shutdown();
else
return;
}
mShuttingDown = false;
mWorkerFunc = OGRE_NEW_T(WorkerFunc(this), MEMCATEGORY_GENERAL);
LogManager::getSingleton().stream() <<
"DefaultWorkQueue('" << mName << "') initialising.";
#if OGRE_NO_TBB_SCHEDULER == 0
mTaskScheduler.initialize(mWorkerThreadCount);
#endif
if (mWorkerRenderSystemAccess)
{
Root::getSingleton().getRenderSystem()->preExtraThreadsStarted();
RegisterRSWorker worker (this);
// current thread need not be registered
mRegisteredThreads.insert(tbb::this_tbb_thread::get_id());
while (mRegisteredThreads.size() < mWorkerThreadCount)
{
// spawn tasks until all worker threads have registered themselves with the RS
for (size_t i = 0; i < mWorkerThreadCount*3; ++i)
{
mTaskGroup.run(worker);
}
mTaskGroup.wait();
}
Root::getSingleton().getRenderSystem()->postExtraThreadsStarted();
}
mIsRunning = true;
}
