MDEC: Fix broken stats window

src/core/mdec.cpp

@@ -722,18 +722,10 @@ void MDEC::HandleSetScaleCommand()
   std::memcpy(m_scale_table.data(), packed_data.data(), m_scale_table.size() * sizeof(s16));
 }
 
-void MDEC::DrawDebugMenu()
+void MDEC::DrawDebugStateWindow()
 {
-  ImGui::MenuItem("MDEC", nullptr, &m_show_state);
-}
-
-void MDEC::DrawDebugWindow()
-{
-  if (!m_show_state)
-    return;
-
   ImGui::SetNextWindowSize(ImVec2(300, 350), ImGuiCond_FirstUseEver);
-  if (!ImGui::Begin("MDEC State", &m_show_state))
+  if (!ImGui::Begin("MDEC State", &m_system->GetSettings().debugging.show_mdec_state))
   {
     ImGui::End();
     return;

src/core/mdec.h

@@ -28,8 +28,7 @@ public:
 
   void Execute(TickCount ticks);
 
-  void DrawDebugMenu();
-  void DrawDebugWindow();
+  void DrawDebugStateWindow();
 
 private:
   static constexpr u32 DATA_IN_FIFO_SIZE = 256 * 4;
@@ -142,6 +141,5 @@ private:
   TickCount m_block_copy_out_ticks = TICKS_PER_BLOCK;
   bool m_block_copy_out_pending = false;
 
-  bool m_show_state = false;
   u32 m_total_blocks_decoded = 0;
 };

src/duckstation/sdl_interface.cpp

@@ -1018,6 +1018,8 @@ void SDLInterface::DrawDebugWindows()
     m_system->GetTimers()->DrawDebugStateWindow();
   if (debug_settings.show_spu_state)
     m_system->GetSPU()->DrawDebugStateWindow();
+  if (debug_settings.show_mdec_state)
+    m_system->GetMDEC()->DrawDebugStateWindow();
 }
 
 void SDLInterface::AddOSDMessage(const char* message, float duration /*= 2.0f*/)