Method Flip

source/emulator/src/Graphics/VideoOut.cpp:492–550

}

bool FlipQueue::Flip(uint32_t micros)
{
	KYTY_PROFILER_BLOCK("FlipQueue::Flip");

	m_mutex.Lock();
	if (m_requests.Size() == 0)
	{
		m_submit_cond_var.WaitFor(&m_mutex, micros);

		if (m_requests.Size() == 0)
		{
			m_mutex.Unlock();
			return false;
		}
	}
	auto first = m_requests.First();
	auto r     = m_requests.At(first);
	m_mutex.Unlock();

	auto* buffer = r.cfg->buffers[r.index].buffer_vulkan;

	Graphics::WindowDrawBuffer(buffer);

	m_mutex.Lock();

	r.cfg->mutex.Lock();
	for (auto& flip_eq: r.cfg->flip_eqs)
	{
		if (flip_eq != nullptr)
		{
			auto result = EventQueue::KernelTriggerEvent(flip_eq, VIDEO_OUT_EVENT_FLIP, EventQueue::KERNEL_EVFILT_VIDEO_OUT,
			                                             reinterpret_cast<void*>(r.flip_arg));
			EXIT_NOT_IMPLEMENTED(result != OK);
		}
	}
	r.cfg->mutex.Unlock();

	printf("Flip done: %d\n", r.index);

	// m_mutex.Lock();

	m_requests.Remove(first);
	m_done_cond_var.Signal();

	r.cfg->flip_status.count++;
	r.cfg->flip_status.processTime    = LibKernel::KernelGetProcessTime();
	r.cfg->flip_status.tsc            = LibKernel::KernelReadTsc();
	r.cfg->flip_status.submitTsc      = r.submit_tsc;
	r.cfg->flip_status.flipArg        = r.flip_arg;
	r.cfg->flip_status.currentBuffer  = r.index;
	r.cfg->flip_status.flipPendingNum = static_cast<int>(m_requests.Size());

	m_mutex.Unlock();

	Graphics::GpuMemoryFrameDone();
	Graphics::GpuMemoryDbgDump();

	return true;