Display RTC on OSD

Source/Core/Core/ConfigManager.cpp

@@ -286,6 +286,7 @@ void SConfig::SaveMovieSettings(IniFile& ini)
   movie->Set("DumpFrames", m_DumpFrames);
   movie->Set("DumpFramesSilent", m_DumpFramesSilent);
   movie->Set("ShowInputDisplay", m_ShowInputDisplay);
+  movie->Set("ShowRTC", m_ShowRTC);
 }
 
 void SConfig::SaveDSPSettings(IniFile& ini)
@@ -564,6 +565,7 @@ void SConfig::LoadMovieSettings(IniFile& ini)
   movie->Get("DumpFrames", &m_DumpFrames, false);
   movie->Get("DumpFramesSilent", &m_DumpFramesSilent, false);
   movie->Get("ShowInputDisplay", &m_ShowInputDisplay, false);
+  movie->Get("ShowRTC", &m_ShowRTC, false);
 }
 
 void SConfig::LoadDSPSettings(IniFile& ini)

Source/Core/Core/ConfigManager.h

@@ -255,6 +255,7 @@ struct SConfig : NonCopyable
   bool m_PauseMovie;
   bool m_ShowLag;
   bool m_ShowFrameCount;
+  bool m_ShowRTC;
   std::string m_strMovieAuthor;
   unsigned int m_FrameSkip;
   bool m_DumpFrames;

Source/Core/Core/HW/EXI_DeviceIPL.cpp

@@ -32,6 +32,8 @@ static const char iplverPAL[0x100] = "(C) 1999-2001 Nintendo.  All rights reserv
 static const char iplverNTSC[0x100] = "(C) 1999-2001 Nintendo.  All rights reserved."
                                       "(C) 1999 ArtX Inc.  All rights reserved.";
 
+static constexpr u32 cJanuary2000 = 0x386D4380;  // Seconds between 1.1.1970 and 1.1.2000
+
 // bootrom descrambler reversed by segher
 // Copyright 2008 Segher Boessenkool <segher@kernel.crashing.org>
 void CEXIIPL::Descrambler(u8* data, u32 size)
@@ -405,7 +407,6 @@ void CEXIIPL::TransferByte(u8& _uByte)
 u32 CEXIIPL::GetGCTime()
 {
   u64 ltime = 0;
-  static const u32 cJanuary2000 = 0x386D4380;  // Seconds between 1.1.1970 and 1.1.2000
 
   if (Movie::IsMovieActive())
   {
@@ -446,3 +447,8 @@ u32 CEXIIPL::GetGCTime()
 	return ((u32)ltime - cJanuary2000 - Bias);
 #endif
 }
+
+u32 CEXIIPL::GetGCTimeJan1970()
+{
+  return GetGCTime() + cJanuary2000;
+}

Source/Core/Core/HW/EXI_DeviceIPL.h

@@ -21,6 +21,7 @@ public:
   void DoState(PointerWrap& p) override;
 
   static u32 GetGCTime();
+  static u32 GetGCTimeJan1970();
   static u64 NetPlay_GetGCTime();
 
   static void Descrambler(u8* data, u32 size);

Source/Core/Core/Movie.cpp

@@ -178,6 +178,18 @@ std::string GetInputDisplay()
   return input_display;
 }
 
+// NOTE: GPU Thread
+std::string GetRTCDisplay()
+{
+  time_t current_time = CEXIIPL::GetGCTimeJan1970();
+  tm* gm_time = gmtime(&current_time);
+  char buffer[256];
+  strftime(buffer, sizeof(buffer), "Date/Time: %c", gm_time);
+  std::stringstream format_time;
+  format_time << buffer;
+  return format_time.str();
+}
+
 // NOTE: GPU Thread
 void FrameUpdate()
 {

Source/Core/Core/Movie.h

@@ -179,6 +179,7 @@ void CheckWiimoteStatus(int wiimote, u8* data, const struct WiimoteEmu::ReportFe
                         int ext, const wiimote_key key);
 
 std::string GetInputDisplay();
+std::string GetRTCDisplay();
 
 // Done this way to avoid mixing of core and gui code
 typedef void (*GCManipFunction)(GCPadStatus*, int);

Source/Core/DolphinWX/Frame.cpp

@@ -255,6 +255,7 @@ EVT_MENU(IDM_TOGGLE_PAUSE_MOVIE, CFrame::OnTogglePauseMovie)
 EVT_MENU(IDM_SHOW_LAG, CFrame::OnShowLag)
 EVT_MENU(IDM_SHOW_FRAME_COUNT, CFrame::OnShowFrameCount)
 EVT_MENU(IDM_SHOW_INPUT_DISPLAY, CFrame::OnShowInputDisplay)
+EVT_MENU(IDM_SHOW_RTC_DISPLAY, CFrame::OnShowRTCDisplay)
 EVT_MENU(IDM_FRAMESTEP, CFrame::OnFrameStep)
 EVT_MENU(IDM_SCREENSHOT, CFrame::OnScreenshot)
 EVT_MENU(IDM_TOGGLE_DUMP_FRAMES, CFrame::OnToggleDumpFrames)

Source/Core/DolphinWX/Frame.h

@@ -265,6 +265,7 @@ private:
   void OnShowLag(wxCommandEvent& event);
   void OnShowFrameCount(wxCommandEvent& event);
   void OnShowInputDisplay(wxCommandEvent& event);
+  void OnShowRTCDisplay(wxCommandEvent& event);
   void OnChangeDisc(wxCommandEvent& event);
   void OnScreenshot(wxCommandEvent& event);
   void OnActive(wxActivateEvent& event);

Source/Core/DolphinWX/FrameTools.cpp

@@ -206,6 +206,8 @@ wxMenuBar* CFrame::CreateMenu()
   movieMenu->Check(IDM_RECORD_READ_ONLY, true);
   movieMenu->AppendCheckItem(IDM_SHOW_INPUT_DISPLAY, _("Show Input Display"));
   movieMenu->Check(IDM_SHOW_INPUT_DISPLAY, SConfig::GetInstance().m_ShowInputDisplay);
+  movieMenu->AppendCheckItem(IDM_SHOW_RTC_DISPLAY, _("Show System Clock"));
+  movieMenu->Check(IDM_SHOW_RTC_DISPLAY, SConfig::GetInstance().m_ShowRTC);
   movieMenu->AppendSeparator();
   movieMenu->AppendCheckItem(IDM_TOGGLE_DUMP_FRAMES, _("Dump Frames"));
   movieMenu->Check(IDM_TOGGLE_DUMP_FRAMES, SConfig::GetInstance().m_DumpFrames);
@@ -757,6 +759,12 @@ void CFrame::OnShowInputDisplay(wxCommandEvent& WXUNUSED(event))
   SConfig::GetInstance().SaveSettings();
 }
 
+void CFrame::OnShowRTCDisplay(wxCommandEvent& WXUNUSED(event))
+{
+  SConfig::GetInstance().m_ShowRTC = !SConfig::GetInstance().m_ShowRTC;
+  SConfig::GetInstance().SaveSettings();
+}
+
 void CFrame::OnFrameStep(wxCommandEvent& event)
 {
   bool wasPaused = (Core::GetState() == Core::CORE_PAUSE);

Source/Core/DolphinWX/Globals.h

@@ -98,6 +98,7 @@ enum
   IDM_SHOW_LAG,
   IDM_SHOW_FRAME_COUNT,
   IDM_SHOW_INPUT_DISPLAY,
+  IDM_SHOW_RTC_DISPLAY,
   IDM_FRAMESTEP,
   IDM_SCREENSHOT,
   IDM_TOGGLE_DUMP_FRAMES,

Source/Core/VideoCommon/RenderBase.cpp

@@ -333,6 +333,12 @@ void Renderer::DrawDebugText()
     final_yellow += "\n";
   }
 
+  if (SConfig::GetInstance().m_ShowRTC)
+  {
+    final_cyan += Movie::GetRTCDisplay();
+    final_yellow += "\n";
+  }
+
   // OSD Menu messages
   if (OSDChoice > 0)
   {