ImGuiManager: Fix debug window interaction with frame limit off

src/duckstation-nogui/nogui_host.cpp

@@ -786,11 +786,14 @@ void Host::RenderDisplay(bool skip_present)
   if (!skip_present)
   {
     FullscreenUI::Render();
-    ImGuiManager::RenderOverlays();
+    ImGuiManager::RenderTextOverlays();
     ImGuiManager::RenderOSD();
-    ImGuiManager::RenderDebugWindows();
   }
 
+  // Debug windows are always rendered, otherwise mouse input breaks on skip.
+  ImGuiManager::RenderOverlayWindows();
+  ImGuiManager::RenderDebugWindows();
+
   g_host_display->Render(skip_present);
 
   ImGuiManager::NewFrame();

src/duckstation-qt/qthost.cpp

@@ -1450,11 +1450,14 @@ void EmuThread::renderDisplay(bool skip_present)
   if (!skip_present)
   {
     FullscreenUI::Render();
-    ImGuiManager::RenderOverlays();
+    ImGuiManager::RenderTextOverlays();
     ImGuiManager::RenderOSD();
-    ImGuiManager::RenderDebugWindows();
   }
 
+  // Debug windows are always rendered, otherwise mouse input breaks on skip.
+  ImGuiManager::RenderOverlayWindows();
+  ImGuiManager::RenderDebugWindows();
+
   g_host_display->Render(skip_present);
 
   ImGuiManager::NewFrame();

src/frontend-common/imgui_overlays.cpp

@@ -128,7 +128,7 @@ static std::tuple<float, float> GetMinMax(gsl::span<const float> values)
 
 static bool s_save_state_selector_ui_open = false;
 
-void ImGuiManager::RenderOverlays()
+void ImGuiManager::RenderTextOverlays()
 {
   const System::State state = System::GetState();
   if (state != System::State::Shutdown)
@@ -140,7 +140,14 @@ void ImGuiManager::RenderOverlays()
 
     if (g_settings.display_show_inputs && state != System::State::Paused)
       DrawInputsOverlay();
+  }
+}
 
+void ImGuiManager::RenderOverlayWindows()
+{
+  const System::State state = System::GetState();
+  if (state != System::State::Shutdown)
+  {
     if (s_save_state_selector_ui_open)
       SaveStateSelectorUI::Draw();
   }

src/frontend-common/imgui_overlays.h

@@ -6,7 +6,8 @@
 #include "imgui_manager.h"
 
 namespace ImGuiManager {
-void RenderOverlays();
+void RenderTextOverlays();
+void RenderOverlayWindows();
 }
 
 namespace SaveStateSelectorUI {