Revert "Load audio earlier in the process. Might save us some time"
[supertux.git] / src / supertux / main.cpp
index 0913dae..1cfba9c 100644 (file)
 #include <version.h>
 
 #include <SDL_image.h>
-#include <physfs.h>
+#include <boost/format.hpp>
+#include <boost/optional.hpp>
 #include <iostream>
-#include <binreloc.h>
+#include <physfs.h>
+#include <stdio.h>
 #include <tinygettext/log.hpp>
-
-#ifdef MACOSX
-namespace supertux_apple {
-#  include <CoreFoundation/CoreFoundation.h>
-} // namespace supertux_apple
-#endif
+extern "C" {
+#include <findlocale.h>
+}
 
 #include "addon/addon_manager.hpp"
 #include "audio/sound_manager.hpp"
-#include "control/joystickkeyboardcontroller.hpp"
+#include "control/input_manager.hpp"
 #include "math/random_generator.hpp"
 #include "physfs/ifile_stream.hpp"
-#include "physfs/physfs_sdl.hpp"
 #include "physfs/physfs_file_system.hpp"
+#include "physfs/physfs_sdl.hpp"
 #include "scripting/squirrel_util.hpp"
+#include "scripting/scripting.hpp"
+#include "sprite/sprite_manager.hpp"
+#include "supertux/command_line_arguments.hpp"
+#include "supertux/game_manager.hpp"
 #include "supertux/gameconfig.hpp"
 #include "supertux/globals.hpp"
-#include "supertux/screen_manager.hpp"
+#include "supertux/player_status.hpp"
 #include "supertux/resources.hpp"
+#include "supertux/screen_fade.hpp"
+#include "supertux/screen_manager.hpp"
 #include "supertux/title_screen.hpp"
 #include "util/file_system.hpp"
 #include "util/gettext.hpp"
 #include "video/drawing_context.hpp"
+#include "video/lightmap.hpp"
+#include "video/renderer.hpp"
 #include "worldmap/worldmap.hpp"
 
-namespace { DrawingContext *context_pointer; }
-
-void 
-Main::init_config()
+class ConfigSubsystem
 {
-  g_config = new Config();
-  try {
-    g_config->load();
-  } catch(std::exception& e) {
-    log_info << "Couldn't load config file: " << e.what() << ", using default settings" << std::endl;
+public:
+  ConfigSubsystem()
+  {
+    g_config.reset(new Config);
+    try {
+      g_config->load();
+    }
+    catch(const std::exception& e)
+    {
+      log_info << "Couldn't load config file: " << e.what() << ", using default settings" << std::endl;
+    }
+
+    // init random number stuff
+    g_config->random_seed = gameRandom.srand(g_config->random_seed);
+    graphicsRandom.srand(0);
+    //const char *how = config->random_seed? ", user fixed.": ", from time().";
+    //log_info << "Using random seed " << config->random_seed << how << std::endl;
   }
-}
+
+  ~ConfigSubsystem()
+  {
+    if (g_config)
+    {
+      g_config->save();
+    }
+    g_config.reset();
+  }
+};
 
 void
 Main::init_tinygettext()
 {
-  dictionary_manager = new tinygettext::DictionaryManager();
+  g_dictionary_manager.reset(new tinygettext::DictionaryManager);
   tinygettext::Log::set_log_info_callback(0);
-  dictionary_manager->set_filesystem(std::auto_ptr<tinygettext::FileSystem>(new PhysFSFileSystem));
+  g_dictionary_manager->set_filesystem(std::unique_ptr<tinygettext::FileSystem>(new PhysFSFileSystem));
 
-  dictionary_manager->add_directory("locale");
-  dictionary_manager->set_charset("UTF-8");
+  g_dictionary_manager->add_directory("locale");
+  g_dictionary_manager->set_charset("UTF-8");
 
   // Config setting "locale" overrides language detection
-  if (g_config->locale != "") 
+  if (g_config->locale != "")
+  {
+    g_dictionary_manager->set_language(tinygettext::Language::from_name(g_config->locale));
+  }
+  else
   {
-    dictionary_manager->set_language(tinygettext::Language::from_name(g_config->locale));
+    FL_Locale *locale;
+    FL_FindLocale(&locale);
+    tinygettext::Language language = tinygettext::Language::from_spec( locale->lang?locale->lang:"", locale->country?locale->country:"", locale->variant?locale->variant:"");
+    FL_FreeLocale(&locale);
+    g_dictionary_manager->set_language(language);
   }
 }
 
-void
-Main::init_physfs(const char* argv0)
+class PhysfsSubsystem
 {
-  if(!PHYSFS_init(argv0)) {
-    std::stringstream msg;
-    msg << "Couldn't initialize physfs: " << PHYSFS_getLastError();
-    throw std::runtime_error(msg.str());
-  }
-
-  // allow symbolic links
-  PHYSFS_permitSymbolicLinks(1);
-
-  // Initialize physfs (this is a slightly modified version of
-  // PHYSFS_setSaneConfig
-  const char* application = "supertux2"; //instead of PACKAGE_NAME so we can coexist with MS1
-  const char* userdir = PHYSFS_getUserDir();
-  char* writedir = new char[strlen(userdir) + strlen(application) + 2];
-
-  // Set configuration directory
-  sprintf(writedir, "%s.%s", userdir, application);
-  if(!PHYSFS_setWriteDir(writedir)) {
-    // try to create the directory
-    char* mkdir = new char[strlen(application) + 2];
-    sprintf(mkdir, ".%s", application);
-    if(!PHYSFS_setWriteDir(userdir) || !PHYSFS_mkdir(mkdir)) {
-      std::ostringstream msg;
-      msg << "Failed creating configuration directory '"
-          << writedir << "': " << PHYSFS_getLastError();
-      delete[] writedir;
-      delete[] mkdir;
+private:
+  boost::optional<std::string> m_forced_datadir;
+  boost::optional<std::string> m_forced_userdir;
+
+public:
+  PhysfsSubsystem(const char* argv0,
+                  boost::optional<std::string> forced_datadir,
+                  boost::optional<std::string> forced_userdir) :
+    m_forced_datadir(forced_datadir),
+    m_forced_userdir(forced_userdir)
+  {
+    if (!PHYSFS_init(argv0))
+    {
+      std::stringstream msg;
+      msg << "Couldn't initialize physfs: " << PHYSFS_getLastError();
       throw std::runtime_error(msg.str());
     }
-    delete[] mkdir;
+    else
+    {
+      // allow symbolic links
+      PHYSFS_permitSymbolicLinks(1);
 
-    if(!PHYSFS_setWriteDir(writedir)) {
-      std::ostringstream msg;
-      msg << "Failed to use configuration directory '"
-          <<  writedir << "': " << PHYSFS_getLastError();
-      delete[] writedir;
-      throw std::runtime_error(msg.str());
-    }
-  }
-  PHYSFS_addToSearchPath(writedir, 0);
-  delete[] writedir;
-
-  // when started from source dir...
-  std::string dir = PHYSFS_getBaseDir();
-  dir += "/data";
-  std::string testfname = dir;
-  testfname += "/credits.txt";
-  bool sourcedir = false;
-  FILE* f = fopen(testfname.c_str(), "r");
-  if(f) {
-    fclose(f);
-    if(!PHYSFS_addToSearchPath(dir.c_str(), 1)) {
-      log_warning << "Couldn't add '" << dir << "' to physfs searchpath: " << PHYSFS_getLastError() << std::endl;
-    } else {
-      sourcedir = true;
+      find_userdir();
+      find_datadir();
     }
   }
 
-#ifdef MACOSX
+  void find_datadir()
   {
-    using namespace supertux_apple;
-
-    // when started from Application file on Mac OS X...
-    char path[PATH_MAX];
-    CFBundleRef mainBundle = CFBundleGetMainBundle();
-    assert(mainBundle != 0);
-    CFURLRef mainBundleURL = CFBundleCopyBundleURL(mainBundle);
-    assert(mainBundleURL != 0);
-    CFStringRef pathStr = CFURLCopyFileSystemPath(mainBundleURL, kCFURLPOSIXPathStyle);
-    assert(pathStr != 0);
-    CFStringGetCString(pathStr, path, PATH_MAX, kCFStringEncodingUTF8);
-    CFRelease(mainBundleURL);
-    CFRelease(pathStr);
-
-    dir = std::string(path) + "/Contents/Resources/data";
-    testfname = dir + "/credits.txt";
-    sourcedir = false;
-    f = fopen(testfname.c_str(), "r");
-    if(f) {
-      fclose(f);
-      if(!PHYSFS_addToSearchPath(dir.c_str(), 1)) {
-        log_warning << "Couldn't add '" << dir << "' to physfs searchpath: " << PHYSFS_getLastError() << std::endl;
-      } else {
-        sourcedir = true;
+    std::string datadir;
+    if (m_forced_datadir)
+    {
+      datadir = *m_forced_datadir;
+    }
+    else if (const char* env_datadir = getenv("SUPERTUX2_DATA_DIR"))
+    {
+      datadir = env_datadir;
+    }
+    else
+    {
+      // check if we run from source dir
+      char* basepath_c = SDL_GetBasePath();
+      std::string basepath = basepath_c;
+      SDL_free(basepath_c);
+
+      datadir = FileSystem::join(basepath, "data");
+      std::string testfname = FileSystem::join(datadir, "credits.txt");
+      if (!FileSystem::exists(testfname))
+      {
+        // if the game is not run from the source directory, try to find
+        // the global install location
+        datadir = datadir.substr(0, datadir.rfind(INSTALL_SUBDIR_BIN));
+        datadir = FileSystem::join(datadir, INSTALL_SUBDIR_SHARE);
       }
     }
+
+    if (!PHYSFS_addToSearchPath(datadir.c_str(), 1))
+    {
+      log_warning << "Couldn't add '" << datadir << "' to physfs searchpath: " << PHYSFS_getLastError() << std::endl;
+    }
   }
-#endif
 
+  void find_userdir()
+  {
+    std::string userdir;
+    if (m_forced_userdir)
+    {
+      userdir = *m_forced_userdir;
+    }
+    else if (const char* env_userdir = getenv("SUPERTUX2_USER_DIR"))
+    {
+      userdir = env_userdir;
+    }
+    else
+    {
+      std::string physfs_userdir = PHYSFS_getUserDir();
 #ifdef _WIN32
-  PHYSFS_addToSearchPath(".\\data", 1);
-#endif
-
-  if(!sourcedir) {
-#if defined(APPDATADIR) || defined(ENABLE_BINRELOC)
-    std::string datadir;
-#ifdef ENABLE_BINRELOC
-
-    char* dir;
-    br_init (NULL);
-    dir = br_find_data_dir(APPDATADIR);
-    datadir = dir;
-    free(dir);
-
+      userdir = FileSystem::join(physfs_userdir, PACKAGE_NAME);
 #else
-    datadir = APPDATADIR;
+      userdir = FileSystem::join(physfs_userdir, "." PACKAGE_NAME);
 #endif
-    if(!PHYSFS_addToSearchPath(datadir.c_str(), 1)) {
-      log_warning << "Couldn't add '" << datadir << "' to physfs searchpath: " << PHYSFS_getLastError() << std::endl;
     }
-#endif
-  }
 
-  //show search Path
-  char** searchpath = PHYSFS_getSearchPath();
-  for(char** i = searchpath; *i != NULL; i++)
-    log_info << "[" << *i << "] is in the search path" << std::endl;
-  PHYSFS_freeList(searchpath);
-}
+    if (!FileSystem::is_directory(userdir))
+    {
+      FileSystem::mkdir(userdir);
+      log_info << "Created SuperTux userdir: " << userdir << std::endl;
+    }
 
-void
-Main::print_usage(const char* argv0)
-{
-  std::cerr << _("Usage: ") << argv0 << _(" [OPTIONS] [LEVELFILE]\n\n")
-            << _("Options:\n"
-                 "  -f, --fullscreen             Run in fullscreen mode\n"
-                 "  -w, --window                 Run in window mode\n"
-                 "  -g, --geometry WIDTHxHEIGHT  Run SuperTux in given resolution\n"
-                 "  -a, --aspect WIDTH:HEIGHT    Run SuperTux with given aspect ratio\n"
-                 "  -d, --default                Reset video settings to default values\n"
-                 "  --renderer RENDERER          Use sdl, opengl, or auto to render\n"
-                 "  --disable-sfx                Disable sound effects\n"
-                 "  --disable-music              Disable music\n"
-                 "  -h, --help                   Show this help message and quit\n"
-                 "  -v, --version                Show SuperTux version and quit\n"
-                 "  --console                    Enable ingame scripting console\n"
-                 "  --noconsole                  Disable ingame scripting console\n"
-                 "  --show-fps                   Display framerate in levels\n"
-                 "  --no-show-fps                Do not display framerate in levels\n"
-                 "  --record-demo FILE LEVEL     Record a demo to FILE\n"
-                 "  --play-demo FILE LEVEL       Play a recorded demo\n"
-                 "  -s, --debug-scripts          Enable script debugger.\n"
-                 "\n")
-            << std::flush;
-}
+    if (!PHYSFS_setWriteDir(userdir.c_str()))
+    {
+      std::ostringstream msg;
+      msg << "Failed to use userdir directory '"
+          <<  userdir << "': " << PHYSFS_getLastError();
+      throw std::runtime_error(msg.str());
+    }
 
-/**
- * Options that should be evaluated prior to any initializations at all go here
- */
-bool
-Main::pre_parse_commandline(int argc, char** argv)
-{
-  for(int i = 1; i < argc; ++i) {
-    std::string arg = argv[i];
+    PHYSFS_addToSearchPath(userdir.c_str(), 0);
+  }
 
-    if(arg == "--version" || arg == "-v") {
-      std::cout << PACKAGE_NAME << " " << PACKAGE_VERSION << std::endl;
-      return true;
-    }
-    if(arg == "--help" || arg == "-h") {
-      print_usage(argv[0]);
-      return true;
+  void print_search_path()
+  {
+    const char* writedir = PHYSFS_getWriteDir();
+    log_info << "PhysfsWritedDir: " << (writedir ? writedir : "(null)") << std::endl;
+    log_info << "PhysfsSearchPath:" << std::endl;
+    char** searchpath = PHYSFS_getSearchPath();
+    for(char** i = searchpath; *i != NULL; ++i)
+    {
+      log_info << "  " << *i << std::endl;
     }
+    PHYSFS_freeList(searchpath);
   }
 
-  return false;
-}
+  ~PhysfsSubsystem()
+  {
+    PHYSFS_deinit();
+  }
+};
 
-/**
- * Options that should be evaluated after config is read go here
- */
-bool
-Main::parse_commandline(int argc, char** argv)
+class SDLSubsystem
 {
-  for(int i = 1; i < argc; ++i) {
-    std::string arg = argv[i];
-
-    if(arg == "--fullscreen" || arg == "-f") {
-      g_config->use_fullscreen = true;
-    } else if(arg == "--default" || arg == "-d") {
-      g_config->use_fullscreen = false;
-      
-      g_config->window_size     = Size(800, 600);
-      g_config->fullscreen_size = Size(800, 600);
-      g_config->aspect_size     = Size(0, 0);  // auto detect
-      
-    } else if(arg == "--window" || arg == "-w") {
-      g_config->use_fullscreen = false;
-    } else if(arg == "--geometry" || arg == "-g") {
-      i += 1;
-      if(i >= argc) 
-      {
-        print_usage(argv[0]);
-        throw std::runtime_error("Need to specify a size (WIDTHxHEIGHT) for geometry argument");
-      } 
-      else 
-      {
-        int width, height;
-        if (sscanf(argv[i], "%dx%d", &width, &height) != 2)
-        {
-          print_usage(argv[0]);
-          throw std::runtime_error("Invalid geometry spec, should be WIDTHxHEIGHT");
-        }
-        else
-        {
-          g_config->window_size     = Size(width, height);
-          g_config->fullscreen_size = Size(width, height);
-        }
-      }
-    } else if(arg == "--aspect" || arg == "-a") {
-      i += 1;
-      if(i >= argc) 
-      {
-        print_usage(argv[0]);
-        throw std::runtime_error("Need to specify a ratio (WIDTH:HEIGHT) for aspect ratio");
-      } 
-      else 
-      {
-        int aspect_width  = 0;
-        int aspect_height = 0;
-        if (strcmp(argv[i], "auto") == 0)
-        {
-          aspect_width  = 0;
-          aspect_height = 0;
-        }
-        else if (sscanf(argv[i], "%d:%d", &aspect_width, &aspect_height) != 2) 
-        {
-          print_usage(argv[0]);
-          throw std::runtime_error("Invalid aspect spec, should be WIDTH:HEIGHT or auto");
-        }
-        else 
-        {
-          float aspect_ratio = static_cast<float>(aspect_width) / static_cast<float>(aspect_height);
-
-          // use aspect ratio to calculate logical resolution
-          if (aspect_ratio > 1) {
-            g_config->aspect_size = Size(static_cast<int>(600 * aspect_ratio + 0.5),
-                                         600);
-          } else {
-            g_config->aspect_size = Size(600, 
-                                         static_cast<int>(600 * 1/aspect_ratio + 0.5));
-          }
-        }
-      }
-    } else if(arg == "--renderer") {
-      i += 1;
-      if(i >= argc) 
-      {
-        print_usage(argv[0]);
-        throw std::runtime_error("Need to specify a renderer for renderer argument");
-      } 
-      else 
-      {
-        g_config->video = get_video_system(argv[i]);
-      }
-    } else if(arg == "--show-fps") {
-      g_config->show_fps = true;
-    } else if(arg == "--no-show-fps") {
-      g_config->show_fps = false;
-    } else if(arg == "--console") {
-      g_config->console_enabled = true;
-    } else if(arg == "--noconsole") {
-      g_config->console_enabled = false;
-    } else if(arg == "--disable-sfx") {
-      g_config->sound_enabled = false;
-    } else if(arg == "--disable-music") {
-      g_config->music_enabled = false;
-    } else if(arg == "--play-demo") {
-      if(i+1 >= argc) {
-        print_usage(argv[0]);
-        throw std::runtime_error("Need to specify a demo filename");
-      }
-      g_config->start_demo = argv[++i];
-    } else if(arg == "--record-demo") {
-      if(i+1 >= argc) {
-        print_usage(argv[0]);
-        throw std::runtime_error("Need to specify a demo filename");
-      }
-      g_config->record_demo = argv[++i];
-    } else if(arg == "--debug-scripts" || arg == "-s") {
-      g_config->enable_script_debugger = true;
-    } else if(arg[0] != '-') {
-      g_config->start_level = arg;
-    } else {
-      log_warning << "Unknown option '" << arg << "'. Use --help to see a list of options" << std::endl;
-      return true;
+public:
+  SDLSubsystem()
+  {
+    if(SDL_Init(SDL_INIT_TIMER | SDL_INIT_VIDEO | SDL_INIT_JOYSTICK | SDL_INIT_GAMECONTROLLER) < 0)
+    {
+      std::stringstream msg;
+      msg << "Couldn't initialize SDL: " << SDL_GetError();
+      throw std::runtime_error(msg.str());
     }
+    // just to be sure
+    atexit(SDL_Quit);
   }
 
-  return false;
-}
-
-void
-Main::init_sdl()
-{
-  if(SDL_Init(SDL_INIT_TIMER | SDL_INIT_VIDEO | SDL_INIT_JOYSTICK) < 0) {
-    std::stringstream msg;
-    msg << "Couldn't initialize SDL: " << SDL_GetError();
-    throw std::runtime_error(msg.str());
+  ~SDLSubsystem()
+  {
+    SDL_Quit();
   }
-  // just to be sure
-  atexit(SDL_Quit);
-
-  SDL_EnableUNICODE(1);
-
-  // wait 100ms and clear SDL event queue because sometimes we have random
-  // joystick events in the queue on startup...
-  SDL_Delay(100);
-  SDL_Event dummy;
-  while(SDL_PollEvent(&dummy))
-    ;
-}
-
-void
-Main::init_rand()
-{
-  g_config->random_seed = systemRandom.srand(g_config->random_seed);
-
-  //const char *how = config->random_seed? ", user fixed.": ", from time().";
-  //log_info << "Using random seed " << config->random_seed << how << std::endl;
-}
+};
 
 void
 Main::init_video()
 {
-  // FIXME: Add something here
-  SCREEN_WIDTH  = 800;
-  SCREEN_HEIGHT = 600;
-
-  context_pointer->init_renderer();
-  g_screen = SDL_GetVideoSurface();
-
-  SDL_WM_SetCaption(PACKAGE_NAME " " PACKAGE_VERSION, 0);
+  SDL_SetWindowTitle(VideoSystem::current()->get_renderer().get_window(), PACKAGE_NAME " " PACKAGE_VERSION);
 
-  // set icon
-#ifdef MACOSX
   const char* icon_fname = "images/engine/icons/supertux-256x256.png";
-#else
-  const char* icon_fname = "images/engine/icons/supertux.xpm";
-#endif
-  SDL_Surface* icon;
-  try {
-    icon = IMG_Load_RW(get_physfs_SDLRWops(icon_fname), true);
-  } catch (const std::runtime_error& err) {
-    icon = 0;
-    log_warning << "Couldn't load icon '" << icon_fname << "': " << err.what() << std::endl;
+  SDL_Surface* icon = IMG_Load_RW(get_physfs_SDLRWops(icon_fname), true);
+  if (!icon)
+  {
+    log_warning << "Couldn't load icon '" << icon_fname << "': " << SDL_GetError() << std::endl;
   }
-  if(icon != 0) {
-    SDL_WM_SetIcon(icon, 0);
+  else
+  {
+    SDL_SetWindowIcon(VideoSystem::current()->get_renderer().get_window(), icon);
     SDL_FreeSurface(icon);
   }
-#ifndef NDEBUG
-  else {
-    log_warning << "Couldn't load icon '" << icon_fname << "'" << std::endl;
-  }
-#endif
-
   SDL_ShowCursor(0);
 
   log_info << (g_config->use_fullscreen?"fullscreen ":"window ")
            << " Window: "     << g_config->window_size
-           << " Fullscreen: " << g_config->fullscreen_size
+           << " Fullscreen: " << g_config->fullscreen_size << "@" << g_config->fullscreen_refresh_rate
            << " Area: "       << g_config->aspect_size << std::endl;
 }
 
-void
-Main::init_audio()
-{
-  sound_manager = new SoundManager();
-
-  sound_manager->enable_sound(g_config->sound_enabled);
-  sound_manager->enable_music(g_config->music_enabled);
-}
-
-void
-Main::quit_audio()
-{
-  if(sound_manager != NULL) {
-    delete sound_manager;
-    sound_manager = NULL;
-  }
-}
-
-void
-Main::wait_for_event(float min_delay, float max_delay)
-{
-  assert(min_delay <= max_delay);
-
-  Uint32 min = (Uint32) (min_delay * 1000);
-  Uint32 max = (Uint32) (max_delay * 1000);
-
-  Uint32 ticks = SDL_GetTicks();
-  while(SDL_GetTicks() - ticks < min) {
-    SDL_Delay(10);
-    sound_manager->update();
-  }
-
-  // clear event queue
-  SDL_Event event;
-  while (SDL_PollEvent(&event))
-  {}
-
-  /* Handle events: */
-  bool running = false;
-  ticks = SDL_GetTicks();
-  while(running) {
-    while(SDL_PollEvent(&event)) {
-      switch(event.type) {
-        case SDL_QUIT:
-          g_screen_manager->quit();
-          break;
-        case SDL_KEYDOWN:
-        case SDL_JOYBUTTONDOWN:
-        case SDL_MOUSEBUTTONDOWN:
-          running = false;
-      }
-    }
-    if(SDL_GetTicks() - ticks >= (max - min))
-      running = false;
-    sound_manager->update();
-    SDL_Delay(10);
-  }
-}
-
-#ifndef NDEBUG
 static Uint32 last_timelog_ticks = 0;
 static const char* last_timelog_component = 0;
 
@@ -521,123 +292,149 @@ static inline void timelog(const char* component)
   last_timelog_ticks = current_ticks;
   last_timelog_component = component;
 }
-#else
-static inline void timelog(const char* )
-{
-}
-#endif
 
-int
-Main::main(int argc, char** argv)
+void
+Main::launch_game()
 {
-  int result = 0;
+  SDLSubsystem sdl_subsystem;
+  ConsoleBuffer console_buffer;
 
-  try {
+  timelog("controller");
+  InputManager input_manager(g_config->keyboard_config, g_config->joystick_config);
 
-    if(pre_parse_commandline(argc, argv))
-      return 0;
+  timelog("commandline");
 
-    Console::instance = new Console();
-    init_physfs(argv[0]);
-    init_sdl();
+  timelog("video");
+  std::unique_ptr<VideoSystem> video_system = VideoSystem::create(g_config->video);
+  DrawingContext context(*video_system);
+  init_video();
 
-    timelog("controller");
-    g_main_controller = new JoystickKeyboardController();
+  timelog("audio");
+  SoundManager sound_manager;
+  sound_manager.enable_sound(g_config->sound_enabled);
+  sound_manager.enable_music(g_config->music_enabled);
 
-    timelog("config");
-    init_config();
+  Console console(console_buffer);
 
-    timelog("addons");
-    AddonManager::get_instance().load_addons();
+  timelog("scripting");
+  scripting::Scripting scripting(g_config->enable_script_debugger);
 
-    timelog("tinygettext");
-    init_tinygettext();
+  timelog("resources");
+  TileManager tile_manager;
+  SpriteManager sprite_manager;
+  Resources resources;
 
-    timelog("commandline");
-    if(parse_commandline(argc, argv))
-      return 0;
+  timelog("addons");
+  AddonManager addon_manager("addons", g_config->addons);
 
-    timelog("audio");
-    init_audio();
+  timelog(0);
 
-    timelog("video");
-    DrawingContext context;
-    context_pointer = &context;
-    init_video();
+  const std::unique_ptr<Savegame> default_savegame(new Savegame(std::string()));
 
-    Console::instance->init_graphics();
+  GameManager game_manager;
+  ScreenManager screen_manager;
 
-    timelog("scripting");
-    Scripting::init_squirrel(g_config->enable_script_debugger);
+  if(g_config->start_level != "") {
+    // we have a normal path specified at commandline, not a physfs path.
+    // So we simply mount that path here...
+    std::string dir = FileSystem::dirname(g_config->start_level);
+    std::string fileProtocol = "file://";
+    std::string::size_type position = dir.find(fileProtocol);
+    if(position != std::string::npos) {
+      dir = dir.replace(position, fileProtocol.length(), "");
+    }
+    log_debug << "Adding dir: " << dir << std::endl;
+    PHYSFS_addToSearchPath(dir.c_str(), true);
+
+    if(g_config->start_level.size() > 4 &&
+       g_config->start_level.compare(g_config->start_level.size() - 5, 5, ".stwm") == 0)
+    {
+      screen_manager.push_screen(std::unique_ptr<Screen>(
+                                              new worldmap::WorldMap(
+                                                FileSystem::basename(g_config->start_level), *default_savegame)));
+    } else {
+      std::unique_ptr<GameSession> session (
+        new GameSession(FileSystem::basename(g_config->start_level), *default_savegame));
 
-    timelog("resources");
-    Resources::load_shared();
+      g_config->random_seed = session->get_demo_random_seed(g_config->start_demo);
+      g_config->random_seed = gameRandom.srand(g_config->random_seed);
+      graphicsRandom.srand(0);
 
-    timelog(0);
+      if(g_config->start_demo != "")
+        session->play_demo(g_config->start_demo);
 
-    g_screen_manager = new ScreenManager();
-    if(g_config->start_level != "") {
-      // we have a normal path specified at commandline, not a physfs path.
-      // So we simply mount that path here...
-      std::string dir = FileSystem::dirname(g_config->start_level);
-      log_debug << "Adding dir: " << dir << std::endl;
-      PHYSFS_addToSearchPath(dir.c_str(), true);
+      if(g_config->record_demo != "")
+        session->record_demo(g_config->record_demo);
+      screen_manager.push_screen(std::move(session));
+    }
+  } else {
+    screen_manager.push_screen(std::unique_ptr<Screen>(new TitleScreen(*default_savegame)));
+  }
 
-      if(g_config->start_level.size() > 4 &&
-         g_config->start_level.compare(g_config->start_level.size() - 5, 5, ".stwm") == 0) {
-        init_rand();
-        g_screen_manager->push_screen(new WorldMapNS::WorldMap(
-                                 FileSystem::basename(g_config->start_level)));
-      } else {
-        init_rand();//If level uses random eg. for
-        // rain particles before we do this:
-        std::auto_ptr<GameSession> session (
-          new GameSession(FileSystem::basename(g_config->start_level)));
+  screen_manager.run(context);
+}
 
-        g_config->random_seed =session->get_demo_random_seed(g_config->start_demo);
-        init_rand();//initialise generator with seed from session
+int
+Main::run(int argc, char** argv)
+{
+  int result = 0;
 
-        if(g_config->start_demo != "")
-          session->play_demo(g_config->start_demo);
+  try
+  {
+    CommandLineArguments args;
 
-        if(g_config->record_demo != "")
-          session->record_demo(g_config->record_demo);
-        g_screen_manager->push_screen(session.release());
-      }
-    } else {
-      init_rand();
-      g_screen_manager->push_screen(new TitleScreen());
+    try
+    {
+      args.parse_args(argc, argv);
+      g_log_level = args.get_log_level();
+    }
+    catch(const std::exception& err)
+    {
+      std::cout << "Error: " << err.what() << std::endl;
+      return EXIT_FAILURE;
     }
 
-    //init_rand(); PAK: this call might subsume the above 3, but I'm chicken!
-    g_screen_manager->run(context);
-  } catch(std::exception& e) {
+    PhysfsSubsystem physfs_subsystem(argv[0], args.datadir, args.userdir);
+    physfs_subsystem.print_search_path();
+
+    timelog("config");
+    ConfigSubsystem config_subsystem;
+    args.merge_into(*g_config);
+
+    timelog("tinygettext");
+    init_tinygettext();
+
+    switch (args.get_action())
+    {
+      case CommandLineArguments::PRINT_VERSION:
+        args.print_version();
+        return 0;
+
+      case CommandLineArguments::PRINT_HELP:
+        args.print_help(argv[0]);
+        return 0;
+
+      case CommandLineArguments::PRINT_DATADIR:
+        args.print_datadir();
+        return 0;
+
+      default:
+        launch_game();
+        break;
+    }
+  }
+  catch(const std::exception& e)
+  {
     log_fatal << "Unexpected exception: " << e.what() << std::endl;
     result = 1;
-  } catch(...) {
+  }
+  catch(...)
+  {
     log_fatal << "Unexpected exception" << std::endl;
     result = 1;
   }
 
-  delete g_screen_manager;
-  g_screen_manager = NULL;
-
-  Resources::unload_shared();
-  quit_audio();
-
-  if(g_config)
-    g_config->save();
-  delete g_config;
-  g_config = NULL;
-  delete g_main_controller;
-  g_main_controller = NULL;
-  delete Console::instance;
-  Console::instance = NULL;
-  Scripting::exit_squirrel();
-  delete texture_manager;
-  texture_manager = NULL;
-  SDL_Quit();
-  PHYSFS_deinit();
+  g_dictionary_manager.reset();
 
   return result;
 }