//==============================================================================
Error Thread::join()
{
ANKI_ASSERT(m_started);
// Wait thread
WaitForSingleObject(m_impl, INFINITE);
// Get return code
DWORD exitCode = 0;
BOOL ok = GetExitCodeThread(m_impl, &exitCode);
if(!ok)
{
ANKI_LOGF("GetExitCodeThread() failed");
}
// Delete handle
ok = CloseHandle(m_impl);
if(!ok)
{
ANKI_LOGF("CloseHandle() failed");
}
m_impl = nullptr;
#if ANKI_ASSERTIONS
m_started = false;
#endif
return static_cast<ErrorCode>(exitCode);
}
//==============================================================================
Threadpool::Threadpool(U32 threadsCount)
#if !ANKI_DISABLE_THREADPOOL_THREADING
: m_barrier(threadsCount + 1)
#endif
{
m_threadsCount = threadsCount;
ANKI_ASSERT(m_threadsCount <= MAX_THREADS && m_threadsCount > 0);
#if ANKI_DISABLE_THREADPOOL_THREADING
ANKI_LOGW("Threadpool works in synchronous mode");
#else
m_threads = reinterpret_cast<detail::ThreadpoolThread*>(
malloc(sizeof(detail::ThreadpoolThread) * m_threadsCount));
if(m_threads == nullptr)
{
ANKI_LOGF("Out of memory");
}
while(threadsCount-- != 0)
{
construct(&m_threads[threadsCount], threadsCount, this);
}
#endif
}
//==============================================================================
void TransientMemoryManager::allocate(PtrSize size,
BufferUsageBit usage,
TransientMemoryToken& token,
void*& ptr,
Error* outErr)
{
Error err = ErrorCode::NONE;
ptr = nullptr;
PerFrameBuffer& buff = m_perFrameBuffers[bufferUsageToTransient(usage)];
err = buff.m_alloc.allocate(size, token.m_offset);
if(!err)
{
token.m_usage = usage;
token.m_range = size;
token.m_lifetime = TransientMemoryTokenLifetime::PER_FRAME;
ptr = buff.m_mappedMem + token.m_offset;
}
else if(outErr)
{
*outErr = err;
}
else
{
ANKI_LOGF("Out of transient GPU memory");
}
}
void Pipeline::init(const PipelineInitInfo& init)
{
m_impl.reset(getAllocator().newInstance<PipelineImpl>(&getManager()));
if(m_impl->init(init))
{
ANKI_LOGF("Cannot recover");
}
}
void Buffer::init(PtrSize size, BufferUsageBit usage, BufferMapAccessBit access)
{
m_impl.reset(getAllocator().newInstance<BufferImpl>(&getManager()));
if(m_impl->init(size, usage, access))
{
ANKI_LOGF("Cannot recover");
}
}
ConditionVariable::ConditionVariable()
{
CONDITION_VARIABLE* cond = reinterpret_cast<CONDITION_VARIABLE*>(malloc(sizeof(CONDITION_VARIABLE)));
if(cond == nullptr)
{
ANKI_LOGF("Out of memory");
}
m_impl = cond;
InitializeConditionVariable(cond);
}
Mutex::Mutex()
{
CRITICAL_SECTION* mtx = reinterpret_cast<CRITICAL_SECTION*>(malloc(sizeof(CRITICAL_SECTION)));
if(mtx == nullptr)
{
ANKI_LOGF("Out of memory");
}
m_impl = mtx;
InitializeCriticalSection(mtx);
}
VkCommandBuffer GrManagerImpl::newCommandBuffer(ThreadId tid, CommandBufferFlag cmdbFlags)
{
// Get the per thread cache
PerThread& thread = getPerThreadCache(tid);
// Try initialize the recycler
if(ANKI_UNLIKELY(!thread.m_cmdbs.isCreated()))
{
Error err = thread.m_cmdbs.init(getAllocator(), m_device, m_queueIdx);
if(err)
{
ANKI_LOGF("Cannot recover");
}
}
return thread.m_cmdbs.newCommandBuffer(cmdbFlags);
}
Barrier::Barrier(U32 count)
{
ANKI_ASSERT(count > 1);
BarrierImpl* barrier = reinterpret_cast<BarrierImpl*>(malloc(sizeof(BarrierImpl)));
if(barrier == nullptr)
{
ANKI_LOGF("Out of memory");
}
InitializeCriticalSection(&barrier->m_mtx);
InitializeConditionVariable(&barrier->m_cvar);
barrier->m_threshold = count;
barrier->m_count = count;
barrier->m_generation = 0;
m_impl = barrier;
}
//==============================================================================
void Thread::start(void* userData, Callback callback)
{
ANKI_ASSERT(!m_started);
ANKI_ASSERT(callback != nullptr);
m_callback = callback;
m_userData = userData;
m_impl = CreateThread(nullptr, 0, threadCallback, this, 0, nullptr);
if(m_impl == nullptr)
{
ANKI_LOGF("CreateThread() failed");
}
else
{
#if ANKI_ASSERTIONS
m_started = true;
#endif
}
}