Interface: Support loading filenames on command line

src/pse-sdl/main.cpp

@@ -42,14 +42,14 @@ static int Run(int argc, char* argv[])
 
   // parameters
   const char* filename = nullptr;
-  s32 state_index = -1;
+  TinyString state_filename;
   for (int i = 1; i < argc; i++)
   {
 #define CHECK_ARG(str) !std::strcmp(argv[i], str)
 #define CHECK_ARG_PARAM(str) (!std::strcmp(argv[i], str) && ((i + 1) < argc))
 
     if (CHECK_ARG_PARAM("-state"))
-      state_index = std::atoi(argv[++i]);
+      state_filename = SDLInterface::GetSaveStateFilename(std::strtoul(argv[++i], nullptr, 10));
     else
       filename = argv[i];
 
@@ -58,7 +58,7 @@ static int Run(int argc, char* argv[])
   }
 
   // create system
-  if (!host_interface->InitializeSystem(filename, state_index))
+  if (!host_interface->InitializeSystem(filename, state_filename.IsEmpty() ? nullptr : state_filename.GetCharArray()))
   {
     host_interface.reset();
     SDL_Quit();

src/pse-sdl/sdl_interface.cpp

@@ -153,28 +153,6 @@ TinyString SDLInterface::GetSaveStateFilename(u32 index)
   return TinyString::FromFormat("savestate_%u.bin", index);
 }
 
-bool SDLInterface::InitializeSystem(const char* filename, s32 save_state_index /* = -1 */)
-{
-  m_system = std::make_unique<System>(this);
-  if (!m_system->Initialize())
-  {
-    m_system.reset();
-    return false;
-  }
-
-  m_system->Reset();
-
-  if (save_state_index >= 0)
-  {
-    // Load the save state.
-    LoadState(GetSaveStateFilename(static_cast<u32>(save_state_index)));
-  }
-
-  // Resume execution.
-  m_running = true;
-  return true;
-}
-
 void SDLInterface::ReportMessage(const char* message)
 {
   AddOSDMessage(message, 3.0f);
@@ -314,6 +292,7 @@ void SDLInterface::RenderDisplay()
   glViewport(0, 0, m_window_width, m_window_height);
   glDisable(GL_CULL_FACE);
   glDisable(GL_DEPTH_TEST);
+  glDisable(GL_SCISSOR_TEST);
   glDepthMask(GL_FALSE);
   m_display_program.Bind();
   m_display_texture->Bind();

src/pse-sdl/sdl_interface.h

@@ -28,8 +28,6 @@ public:
   // Adds OSD messages, duration is in seconds.
   void AddOSDMessage(const char* message, float duration = 2.0f) override;
 
-  bool InitializeSystem(const char* filename, s32 save_state_index /* = -1 */);
-
   void Run();
 
 private: