VulkanHostDisplay: Ensure previous frame is presented before acquiring image

src/common/vulkan/context.cpp

@@ -941,6 +941,9 @@ void Context::DoPresent(VkSemaphore wait_semaphore, VkSwapchainKHR present_swap_
 
 void Context::WaitForPresentComplete()
 {
+  if (m_present_done.load())
+    return;
+
   std::unique_lock<std::mutex> lock(m_present_mutex);
   WaitForPresentComplete(lock);
 }

src/frontend-common/vulkan_host_display.cpp

@@ -602,6 +602,9 @@ bool VulkanHostDisplay::Render()
     return false;
   }
 
+  // Previous frame needs to be presented before we can acquire the swap chain.
+  g_vulkan_context->WaitForPresentComplete();
+
   VkResult res = m_swap_chain->AcquireNextImage();
   if (res != VK_SUCCESS)
   {