Host: Avoid leaving GPU state unbound after represent

src/core/host.cpp

@@ -3,6 +3,7 @@
 
 #include "host.h"
 #include "fullscreen_ui.h"
+#include "gpu.h"
 #include "imgui_overlays.h"
 #include "shader_cache_version.h"
 #include "system.h"
@@ -490,6 +491,9 @@ void Host::RenderDisplay(bool skip_present)
   g_gpu_device->Render(skip_present);
 
   ImGuiManager::NewFrame();
+
+  if (g_gpu)
+    g_gpu->RestoreGraphicsAPIState();
 }
 
 void Host::InvalidateDisplay()

src/core/system.cpp

@@ -1167,7 +1167,6 @@ bool System::LoadState(const char* filename)
   ResetPerformanceCounters();
   ResetThrottler();
   Host::RenderDisplay(false);
-  g_gpu->RestoreGraphicsAPIState();
   Log_VerbosePrintf("Loading state took %.2f msec", load_timer.GetTimeMilliseconds());
   return true;
 }
@@ -1832,8 +1831,6 @@ void System::FrameDone()
       s_accumulated_gpu_time += g_gpu_device->GetAndResetAccumulatedGPUTime();
       s_presents_since_last_update++;
     }
-
-    g_gpu->RestoreGraphicsAPIState();
   }
   else if (current_time >= s_next_frame_time)
   {
@@ -2184,8 +2181,6 @@ void System::InternalReset()
   if (IsShutdown())
     return;
 
-  g_gpu->RestoreGraphicsAPIState();
-
   CPU::Reset();
   CPU::CodeCache::Flush();
   if (g_settings.gpu_pgxp_enable)
@@ -3918,8 +3913,6 @@ void System::DoRewind()
   s_next_frame_time += s_frame_period;
 
   Host::RenderDisplay(false);
-  g_gpu->RestoreGraphicsAPIState();
-
   Host::PumpMessagesOnCPUThread();
 
   Throttle();