Vulkan: Only use oldSwapchain in response to VK_ERROR_OUT_OF_DATE_KHR

Seems to be required on the latest NV driver, otherwise the presented
images are never shown.

Source/Core/VideoBackends/Vulkan/CommandBufferManager.h

@@ -80,7 +80,7 @@ public:
   void ExecuteCommandBuffer(bool submit_off_thread, bool wait_for_completion);
 
   // Was the last present submitted to the queue a failure? If so, we must recreate our swapchain.
-  bool DidLastPresentFail() { return m_present_failed_flag.TestAndClear(); }
+  bool CheckLastPresentFail() { return m_present_failed_flag.TestAndClear(); }
   // Schedule a vulkan resource for destruction later on. This will occur when the command buffer
   // is next re-used, and the GPU has finished working with the specified resource.
   void DeferBufferDestruction(VkBuffer object);

Source/Core/VideoBackends/Vulkan/Renderer.cpp

@@ -719,7 +719,7 @@ void Renderer::DrawScreen(const TargetRectangle& scaled_efb_rect, u32 xfb_addr,
                           u32 fb_stride, u32 fb_height)
 {
   VkResult res;
-  if (!g_command_buffer_mgr->DidLastPresentFail())
+  if (!g_command_buffer_mgr->CheckLastPresentFail())
   {
     // Grab the next image from the swap chain in preparation for drawing the window.
     res = m_swap_chain->AcquireNextImage(m_image_available_semaphore);
@@ -739,7 +739,7 @@ void Renderer::DrawScreen(const TargetRectangle& scaled_efb_rect, u32 xfb_addr,
     // command buffer, resize the swap chain (which calls WaitForGPUIdle), and then finally call
     // PrepareToSubmitCommandBuffer to return to the state that the caller expects.
     g_command_buffer_mgr->SubmitCommandBuffer(false);
-    ResizeSwapChain();
+    m_swap_chain->ResizeSwapChain();
     BeginFrame();
     g_command_buffer_mgr->PrepareToSubmitCommandBuffer();
     res = m_swap_chain->AcquireNextImage(m_image_available_semaphore);
@@ -1076,14 +1076,17 @@ void Renderer::CheckForSurfaceChange()
   if (!m_surface_needs_change.IsSet())
     return;
 
-  u32 old_width = m_swap_chain ? m_swap_chain->GetWidth() : 0;
-  u32 old_height = m_swap_chain ? m_swap_chain->GetHeight() : 0;
+  // Wait for the GPU to catch up since we're going to destroy the swap chain.
+  g_command_buffer_mgr->WaitForGPUIdle();
+
+  // Clear the present failed flag, since we don't want to resize after recreating.
+  g_command_buffer_mgr->CheckLastPresentFail();
 
   // Fast path, if the surface handle is the same, the window has just been resized.
   if (m_swap_chain && m_new_surface_handle == m_swap_chain->GetNativeHandle())
   {
     INFO_LOG(VIDEO, "Detected window resize.");
-    ResizeSwapChain();
+    m_swap_chain->RecreateSwapChain();
 
     // Notify the main thread we are done.
     m_surface_needs_change.Clear();
@@ -1092,9 +1095,6 @@ void Renderer::CheckForSurfaceChange()
   }
   else
   {
-    // Wait for the GPU to catch up since we're going to destroy the swap chain.
-    g_command_buffer_mgr->WaitForGPUIdle();
-
     // Did we previously have a swap chain?
     if (m_swap_chain)
     {
@@ -1133,13 +1133,9 @@ void Renderer::CheckForSurfaceChange()
     m_surface_changed.Set();
   }
 
-  if (m_swap_chain)
-  {
-    // Handle case where the dimensions are now different
-    if (old_width != m_swap_chain->GetWidth() || old_height != m_swap_chain->GetHeight())
+  // Handle case where the dimensions are now different.
   OnSwapChainResized();
 }
-}
 
 void Renderer::CheckForConfigChanges()
 {
@@ -1202,7 +1198,10 @@ void Renderer::CheckForConfigChanges()
   // For quad-buffered stereo we need to change the layer count, so recreate the swap chain.
   if (m_swap_chain &&
       (g_ActiveConfig.iStereoMode == STEREO_QUADBUFFER) != m_swap_chain->IsStereoEnabled())
-    ResizeSwapChain();
+  {
+    g_command_buffer_mgr->WaitForGPUIdle();
+    m_swap_chain->RecreateSwapChain();
+  }
 
   // Wipe sampler cache if force texture filtering or anisotropy changes.
   if (anisotropy_changed || force_texture_filtering_changed)
@@ -1248,18 +1247,6 @@ void Renderer::ResizeEFBTextures()
   BPFunctions::SetScissor();
 }
 
-void Renderer::ResizeSwapChain()
-{
-  // The worker thread may still be submitting a present on this swap chain.
-  g_command_buffer_mgr->WaitForGPUIdle();
-
-  // It's now safe to resize the swap chain.
-  if (!m_swap_chain->ResizeSwapChain())
-    PanicAlert("Failed to resize swap chain.");
-
-  OnSwapChainResized();
-}
-
 void Renderer::ApplyState()
 {
 }

Source/Core/VideoBackends/Vulkan/Renderer.h

@@ -81,7 +81,6 @@ private:
   void OnSwapChainResized();
   void BindEFBToStateTracker();
   void ResizeEFBTextures();
-  void ResizeSwapChain();
 
   void RecompileShaders();
   bool CompileShaders();

Source/Core/VideoBackends/Vulkan/SwapChain.cpp

@@ -472,14 +472,27 @@ bool SwapChain::ResizeSwapChain()
   return true;
 }
 
+bool SwapChain::RecreateSwapChain()
+{
+  DestroySwapChainImages();
+  DestroySwapChain();
+  if (!CreateSwapChain() || !SetupSwapChainImages())
+  {
+    PanicAlert("Failed to re-configure swap chain images, this is fatal (for now)");
+    return false;
+  }
+
+  return true;
+}
+
 bool SwapChain::SetVSync(bool enabled)
 {
   if (m_vsync_enabled == enabled)
     return true;
 
-  // Resizing recreates the swap chain with the new present mode.
+  // Recreate the swap chain with the new present mode.
   m_vsync_enabled = enabled;
-  return ResizeSwapChain();
+  return RecreateSwapChain();
 }
 
 bool SwapChain::RecreateSurface(void* native_handle)

Source/Core/VideoBackends/Vulkan/SwapChain.h

@@ -55,6 +55,7 @@ public:
 
   bool RecreateSurface(void* native_handle);
   bool ResizeSwapChain();
+  bool RecreateSwapChain();
 
   // Change vsync enabled state. This may fail as it causes a swapchain recreation.
   bool SetVSync(bool enabled);