Revisit initialisation to drive it all from the FrameBase.

Signed-off-by: Andrea Odetti <mariofutire@gmail.com>

source/frontends/common2/commonframe.cpp

@@ -1,5 +1,6 @@
 #include "StdAfx.h"
 #include "frontends/common2/commonframe.h"
+#include "frontends/common2/utils.h"
 #include "linux/resources.h"
 
 #include <sys/stat.h>
@@ -68,11 +69,17 @@ namespace common2
   {
   }
 
+  void CommonFrame::Initialize()
+  {
+    InitialiseEmulator();
+    LinuxFrame::Initialize();
+  }
 
   void CommonFrame::Destroy()
   {
     LinuxFrame::Destroy();
     myResource.clear();
+    DestroyEmulator();
   }
 
   BYTE* CommonFrame::GetResource(WORD id, LPCSTR lpType, DWORD expectedSize)

source/frontends/common2/commonframe.h

@@ -12,6 +12,7 @@ namespace common2
   public:
     CommonFrame();
 
+    void Initialize() override;
     void Destroy() override;
 
     BYTE* GetResource(WORD id, LPCSTR lpType, DWORD expectedSize) override;

source/frontends/common2/utils.cpp

@@ -59,7 +59,7 @@ namespace common2
     }
   }
 
-  Initialisation::Initialisation()
+  void InitialiseEmulator()
   {
 #ifdef RIFF_SPKR
     RiffInitWriteFile("/tmp/Spkr.wav", SPKR_SAMPLE_RATE, 1);
@@ -83,7 +83,6 @@ namespace common2
     SpkrInitialize();
 
     MemInitialize();
-    GetFrame().Initialize();
 
     GetCardMgr().GetDisk2CardMgr().Reset();
     HD_Reset();
@@ -92,7 +91,7 @@ namespace common2
     DebugInitialize();
   }
 
-  Initialisation::~Initialisation()
+  void DestroyEmulator()
   {
     Snapshot_Shutdown();
     CMouseInterface* pMouseCard = GetCardMgr().GetMouseCard();
@@ -101,7 +100,6 @@ namespace common2
       pMouseCard->Reset();
     }
     MemDestroy();
-    GetFrame().Destroy();
 
     SpkrDestroy();
     MB_Destroy();

source/frontends/common2/utils.h

@@ -7,11 +7,8 @@ namespace common2
 
   void setSnapshotFilename(const std::string & filename, const bool load);
 
-  class Initialisation
-  {
-  public:
-    Initialisation();
-    ~Initialisation();
-  };
+  // Do not call directly. Used in CommonFrame
+  void InitialiseEmulator();
+  void DestroyEmulator();
 
 }

source/frontends/libretro/game.cpp

@@ -57,11 +57,10 @@ namespace ra2
   Game::Game(const std::shared_ptr<RetroFrame> & frame)
     : myFrame(frame), mySpeed(true), myButtonStates(RETRO_DEVICE_ID_JOYPAD_R3 + 1)
   {
-    SetFrame(myFrame);
     LogInit();
     InitialiseRetroRegistry();
-
-    myInit.reset(new common2::Initialisation);
+    SetFrame(myFrame);
+    myFrame->Initialize();
 
     switch (ourInputDevices[0])
     {
@@ -83,7 +82,7 @@ namespace ra2
 
   Game::~Game()
   {
-    myInit.reset();
+    myFrame->Destroy();
     SetFrame(std::shared_ptr<FrameBase>());
     Paddle::instance.reset();
     Registry::instance.reset();

source/frontends/libretro/game.h

@@ -6,11 +6,6 @@
 #include <string>
 #include <vector>
 
-namespace common2
-{
-  class Initialisation;
-}
-
 namespace ra2
 {
 
@@ -44,8 +39,6 @@ namespace ra2
 
     std::vector<int> myButtonStates;
 
-    std::shared_ptr<common2::Initialisation> myInit;
-
     bool checkButtonPressed(unsigned id);
     void keyboardEmulation();
 

source/frontends/ncurses/main.cpp

@@ -147,21 +147,17 @@ namespace
     if (!run)
       return 1;
 
-    std::shared_ptr<na2::NFrame> frame(new na2::NFrame(options.paddleDeviceName));
-    SetFrame(frame);
-    // does not seem to be a problem calling endwin() multiple times
-    std::atexit(na2::NFrame::Cleanup);
-
     if (options.log)
     {
       LogInit();
     }
 
     InitializeFileRegistry(options);
-
     g_nMemoryClearType = options.memclear;
 
-    common2::Initialisation init;
+    std::shared_ptr<na2::NFrame> frame(new na2::NFrame(options.paddleDeviceName));
+    Initialisation init(frame);
+
     na2::SetCtrlCHandler(options.headless);
     applyOptions(options);
 

source/frontends/ncurses/nframe.cpp

@@ -50,7 +50,7 @@ namespace na2
 
   void NFrame::Initialize()
   {
-    LinuxFrame::Initialize();
+    CommonFrame::Initialize();
     myTextFlashCounter = 0;
     myTextFlashState = 0;
     myAsciiArt.reset(new ASCIIArt());
@@ -60,7 +60,7 @@ namespace na2
 
   void NFrame::Destroy()
   {
-    LinuxFrame::Destroy();
+    CommonFrame::Destroy();
     myTextFlashCounter = 0;
     myTextFlashState = 0;
     myFrame.reset();
@@ -359,11 +359,6 @@ namespace na2
     return true;
   }
 
-  void NFrame::Cleanup()
-  {
-    GetFrame().Destroy();
-  }
-
   int NFrame::FrameMessageBox(LPCSTR lpText, LPCSTR lpCaption, UINT uType)
   {
     LogFileOutput("MessageBox:\n%s\n%s\n\n", lpCaption, lpText);

source/frontends/ncurses/nframe.h

@@ -33,8 +33,6 @@ namespace na2
 
     void Init(int rows, int columns);
 
-    static void Cleanup();
-
   private:
 
     const std::string myPaddleDevice;

source/frontends/sdl/main.cpp

@@ -90,6 +90,16 @@ void run_sdl(int argc, const char * argv [])
   if (!run)
     return;
 
+  InitializeFileRegistry(options);
+
+  if (options.log)
+  {
+    LogInit();
+  }
+
+  g_nMemoryClearType = options.memclear;
+  Paddle::instance.reset(new sa2::Gamepad(0));
+
   std::shared_ptr<sa2::SDLFrame> frame;
 
   if (options.imgui)
@@ -106,20 +116,8 @@ void run_sdl(int argc, const char * argv [])
     throw std::runtime_error(SDL_GetError());
   }
 
-  SetFrame(frame);
+  Initialisation init(frame);
 
-  if (options.log)
-  {
-    LogInit();
-  }
-
-  InitializeFileRegistry(options);
-
-  Paddle::instance.reset(new sa2::Gamepad(0));
-
-  g_nMemoryClearType = options.memclear;
-
-  common2::Initialisation init;
   applyOptions(options);
 
   const int fps = getRefreshRate();
@@ -233,7 +231,6 @@ int main(int argc, const char * argv [])
 
   // this must happen BEFORE the SDL_Quit() as otherwise we have a double free (of the game controller).
   Paddle::instance.reset();
-  SetFrame(std::shared_ptr<FrameBase>());
   SDL_Quit();
 
   return exit;

source/linux/context.cpp

@@ -32,3 +32,15 @@ Video& GetVideo()
   static Video sg_Video;
   return sg_Video;
 }
+
+Initialisation::Initialisation(const std::shared_ptr<FrameBase> & frame)
+{
+  SetFrame(frame);
+  frame->Initialize();
+}
+
+Initialisation::~Initialisation()
+{
+  GetFrame().Destroy();
+  SetFrame(std::shared_ptr<FrameBase>());
+}

source/linux/context.h

@@ -5,3 +5,10 @@
 class FrameBase;
 
 void SetFrame(const std::shared_ptr<FrameBase> & frame);
+
+class Initialisation
+{
+public:
+  Initialisation(const std::shared_ptr<FrameBase> & frame);
+  ~Initialisation();
+};