4 // Copyright (C) 2006 Matthias Braun <matze@braunis.de>
6 // This program is free software; you can redistribute it and/or
7 // modify it under the terms of the GNU General Public License
8 // as published by the Free Software Foundation; either version 2
9 // of the License, or (at your option) any later version.
11 // This program is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 // GNU General Public License for more details.
16 // You should have received a copy of the GNU General Public License
17 // along with this program; if not, write to the Free Software
18 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
31 #include <sys/types.h>
35 #include <SDL_image.h>
38 #include "gameconfig.hpp"
39 #include "resources.hpp"
40 #include "gettext.hpp"
41 #include "audio/sound_manager.hpp"
42 #include "video/surface.hpp"
43 #include "video/texture_manager.hpp"
44 #include "video/glutil.hpp"
45 #include "control/joystickkeyboardcontroller.hpp"
46 #include "options_menu.hpp"
47 #include "mainloop.hpp"
49 #include "game_session.hpp"
50 #include "scripting/level.hpp"
51 #include "scripting/squirrel_util.hpp"
52 #include "file_system.hpp"
53 #include "physfs/physfs_sdl.hpp"
54 #include "random_generator.hpp"
55 #include "worldmap/worldmap.hpp"
56 #include "binreloc/binreloc.h"
58 SDL_Surface* screen = 0;
59 JoystickKeyboardController* main_controller = 0;
60 TinyGetText::DictionaryManager dictionary_manager;
65 static void init_config()
67 config = new Config();
70 } catch(std::exception& e) {
71 log_info << "Couldn't load config file: " << e.what() << ", using default settings" << std::endl;
75 static void init_tinygettext()
77 dictionary_manager.add_directory("locale");
78 dictionary_manager.set_charset("UTF-8");
80 // Config setting "locale" overrides language detection
81 if (config->locale != "") {
82 dictionary_manager.set_language( config->locale );
86 static void init_physfs(const char* argv0)
88 if(!PHYSFS_init(argv0)) {
89 std::stringstream msg;
90 msg << "Couldn't initialize physfs: " << PHYSFS_getLastError();
91 throw std::runtime_error(msg.str());
94 // Initialize physfs (this is a slightly modified version of
95 // PHYSFS_setSaneConfig
96 const char* application = "supertux2"; //instead of PACKAGE_NAME so we can coexist with MS1
97 const char* userdir = PHYSFS_getUserDir();
98 const char* dirsep = PHYSFS_getDirSeparator();
99 char* writedir = new char[strlen(userdir) + strlen(application) + 2];
101 // Set configuration directory
102 sprintf(writedir, "%s.%s", userdir, application);
103 if(!PHYSFS_setWriteDir(writedir)) {
104 // try to create the directory
105 char* mkdir = new char[strlen(application) + 2];
106 sprintf(mkdir, ".%s", application);
107 if(!PHYSFS_setWriteDir(userdir) || !PHYSFS_mkdir(mkdir)) {
108 std::ostringstream msg;
109 msg << "Failed creating configuration directory '"
110 << writedir << "': " << PHYSFS_getLastError();
113 throw std::runtime_error(msg.str());
117 if(!PHYSFS_setWriteDir(writedir)) {
118 std::ostringstream msg;
119 msg << "Failed to use configuration directory '"
120 << writedir << "': " << PHYSFS_getLastError();
122 throw std::runtime_error(msg.str());
125 PHYSFS_addToSearchPath(writedir, 0);
128 // Search for archives and add them to the search path
129 const char* archiveExt = "zip";
130 char** rc = PHYSFS_enumerateFiles("/");
131 size_t extlen = strlen(archiveExt);
133 for(char** i = rc; *i != 0; ++i) {
134 size_t l = strlen(*i);
135 if((l > extlen) && ((*i)[l - extlen - 1] == '.')) {
136 const char* ext = (*i) + (l - extlen);
137 if(strcasecmp(ext, archiveExt) == 0) {
138 const char* d = PHYSFS_getRealDir(*i);
139 char* str = new char[strlen(d) + strlen(dirsep) + l + 1];
140 sprintf(str, "%s%s%s", d, dirsep, *i);
141 PHYSFS_addToSearchPath(str, 1);
149 // when started from source dir...
150 std::string dir = PHYSFS_getBaseDir();
152 std::string testfname = dir;
153 testfname += "/credits.txt";
154 bool sourcedir = false;
155 FILE* f = fopen(testfname.c_str(), "r");
158 if(!PHYSFS_addToSearchPath(dir.c_str(), 1)) {
159 log_warning << "Couldn't add '" << dir << "' to physfs searchpath: " << PHYSFS_getLastError() << std::endl;
166 // when started from Application file on Mac OS X...
167 dir = PHYSFS_getBaseDir();
168 dir += "SuperTux.app/Contents/Resources/data";
169 testfname = dir + "/credits.txt";
171 f = fopen(testfname.c_str(), "r");
174 if(!PHYSFS_addToSearchPath(dir.c_str(), 1)) {
175 log_warning << "Couldn't add '" << dir << "' to physfs searchpath: " << PHYSFS_getLastError() << std::endl;
183 PHYSFS_addToSearchPath(".\\data", 1);
187 #if defined(APPDATADIR) || defined(ENABLE_BINRELOC)
189 #ifdef ENABLE_BINRELOC
193 dir = br_find_data_dir(APPDATADIR);
195 datadir += "/" PACKAGE_NAME;
199 datadir = APPDATADIR;
201 if(!PHYSFS_addToSearchPath(datadir.c_str(), 1)) {
202 log_warning << "Couldn't add '" << datadir << "' to physfs searchpath: " << PHYSFS_getLastError() << std::endl;
207 // allow symbolic links
208 PHYSFS_permitSymbolicLinks(1);
211 char** searchpath = PHYSFS_getSearchPath();
212 for(char** i = searchpath; *i != NULL; i++)
213 log_info << "[" << *i << "] is in the search path" << std::endl;
214 PHYSFS_freeList(searchpath);
217 static void print_usage(const char* argv0)
219 fprintf(stderr, _("Usage: %s [OPTIONS] [LEVELFILE]\n\n"), argv0);
222 " -f, --fullscreen Run in fullscreen mode\n"
223 " -w, --window Run in window mode\n"
224 " -g, --geometry WIDTHxHEIGHT Run SuperTux in given resolution\n"
225 " -a, --aspect WIDTH:HEIGHT Run SuperTux with given aspect ratio\n"
226 " --disable-sfx Disable sound effects\n"
227 " --disable-music Disable music\n"
228 " --help Show this help message\n"
229 " --version Display SuperTux version and quit\n"
230 " --console Enable ingame scripting console\n"
231 " --noconsole Disable ingame scripting console\n"
232 " --show-fps Display framerate in levels\n"
233 " --no-show-fps Do not display framerate in levels\n"
234 " --record-demo FILE LEVEL Record a demo to FILE\n"
235 " --play-demo FILE LEVEL Play a recorded demo\n"
240 * Options that should be evaluated prior to any initializations at all go here
242 static bool pre_parse_commandline(int argc, char** argv)
244 for(int i = 1; i < argc; ++i) {
245 std::string arg = argv[i];
247 if(arg == "--version") {
248 std::cout << PACKAGE_NAME << " " << PACKAGE_VERSION << std::endl;
257 * Options that should be evaluated after config is read go here
259 static bool parse_commandline(int argc, char** argv)
261 for(int i = 1; i < argc; ++i) {
262 std::string arg = argv[i];
264 if(arg == "--help") {
265 print_usage(argv[0]);
267 } else if(arg == "--fullscreen" || arg == "-f") {
268 config->use_fullscreen = true;
269 } else if(arg == "--window" || arg == "-w") {
270 config->use_fullscreen = false;
271 } else if(arg == "--geometry" || arg == "-g") {
273 print_usage(argv[0]);
274 throw std::runtime_error("Need to specify a parameter for geometry switch");
276 if(sscanf(argv[++i], "%dx%d", &config->screenwidth, &config->screenheight)
278 print_usage(argv[0]);
279 throw std::runtime_error("Invalid geometry spec, should be WIDTHxHEIGHT");
281 } else if(arg == "--aspect" || arg == "-a") {
283 print_usage(argv[0]);
284 throw std::runtime_error("Need to specify a parameter for aspect switch");
286 if(strcasecmp(argv[i+1], "auto") == 0) {
288 config->aspect_ratio = -1;
290 int aspect_width, aspect_height;
291 if(sscanf(argv[++i], "%d:%d", &aspect_width, &aspect_height) != 2) {
292 print_usage(argv[0]);
293 throw std::runtime_error("Invalid aspect spec, should be WIDTH:HEIGHT");
295 config->aspect_ratio = static_cast<double>(aspect_width) /
296 static_cast<double>(aspect_height);
298 } else if(arg == "--show-fps") {
299 config->show_fps = true;
300 } else if(arg == "--no-show-fps") {
301 config->show_fps = false;
302 } else if(arg == "--console") {
303 config->console_enabled = true;
304 } else if(arg == "--noconsole") {
305 config->console_enabled = false;
306 } else if(arg == "--disable-sfx") {
307 config->sound_enabled = false;
308 } else if(arg == "--disable-music") {
309 config->music_enabled = false;
310 } else if(arg == "--play-demo") {
312 print_usage(argv[0]);
313 throw std::runtime_error("Need to specify a demo filename");
315 config->start_demo = argv[++i];
316 } else if(arg == "--record-demo") {
318 print_usage(argv[0]);
319 throw std::runtime_error("Need to specify a demo filename");
321 config->record_demo = argv[++i];
322 } else if(arg == "-d") {
323 config->enable_script_debugger = true;
324 } else if(arg[0] != '-') {
325 config->start_level = arg;
327 log_warning << "Unknown option '" << arg << "'. Use --help to see a list of options" << std::endl;
335 static void init_sdl()
337 if(SDL_Init(SDL_INIT_TIMER | SDL_INIT_VIDEO | SDL_INIT_JOYSTICK) < 0) {
338 std::stringstream msg;
339 msg << "Couldn't initialize SDL: " << SDL_GetError();
340 throw std::runtime_error(msg.str());
345 SDL_EnableUNICODE(1);
347 // wait 100ms and clear SDL event queue because sometimes we have random
348 // joystick events in the queue on startup...
351 while(SDL_PollEvent(&dummy))
355 static void init_rand()
357 config->random_seed = systemRandom.srand(config->random_seed);
359 //const char *how = config->random_seed? ", user fixed.": ", from time().";
360 //log_info << "Using random seed " << config->random_seed << how << std::endl;
365 static int desktop_width = 0;
366 static int desktop_height = 0;
368 if(texture_manager != NULL)
369 texture_manager->save_textures();
371 /* unfortunately only newer SDLs have these infos */
372 #if SDL_MAJOR_VERSION > 1 || SDL_MINOR_VERSION > 2 || (SDL_MINOR_VERSION == 2 && SDL_PATCHLEVEL >= 10)
373 /* find which resolution the user normally uses */
374 if(desktop_width == 0) {
375 const SDL_VideoInfo *info = SDL_GetVideoInfo();
376 desktop_width = info->current_w;
377 desktop_height = info->current_h;
380 if(config->try_vsync) {
381 /* we want vsync for smooth scrolling */
382 SDL_GL_SetAttribute(SDL_GL_SWAP_CONTROL, 1);
386 SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
387 SDL_GL_SetAttribute(SDL_GL_RED_SIZE, 5);
388 SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE, 5);
389 SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE, 5);
391 int flags = SDL_OPENGL;
392 if(config->use_fullscreen)
393 flags |= SDL_FULLSCREEN;
394 int width = config->screenwidth;
395 int height = config->screenheight;
398 screen = SDL_SetVideoMode(width, height, bpp, flags);
400 std::stringstream msg;
401 msg << "Couldn't set video mode (" << width << "x" << height
402 << "-" << bpp << "bpp): " << SDL_GetError();
403 throw std::runtime_error(msg.str());
406 SDL_WM_SetCaption(PACKAGE_NAME " " PACKAGE_VERSION, 0);
409 SDL_Surface* icon = IMG_Load_RW(
410 get_physfs_SDLRWops("images/engine/icons/supertux.xpm"), true);
412 SDL_WM_SetIcon(icon, 0);
413 SDL_FreeSurface(icon);
417 log_warning << "Couldn't find icon 'images/engine/icons/supertux.xpm'" << std::endl;
423 double aspect_ratio = config->aspect_ratio;
425 // try to guess aspect ratio of monitor if needed
426 if (aspect_ratio <= 0) {
427 if(config->use_fullscreen && desktop_width > 0) {
428 aspect_ratio = static_cast<double>(desktop_width) / static_cast<double>(desktop_height);
430 aspect_ratio = 4.0 / 3.0;
434 // use aspect ratio to calculate logical resolution
435 if (aspect_ratio > 1) {
436 SCREEN_WIDTH = static_cast<int> (600 * aspect_ratio + 0.5);
440 SCREEN_HEIGHT = static_cast<int> (600 * 1/aspect_ratio + 0.5);
443 log_info << (config->use_fullscreen?"fullscreen ":"window ") << SCREEN_WIDTH << "x" << SCREEN_HEIGHT << " Ratio: " << aspect_ratio << "\n";
445 // setup opengl state and transform
446 glDisable(GL_DEPTH_TEST);
447 glDisable(GL_CULL_FACE);
448 glEnable(GL_TEXTURE_2D);
450 glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
452 glViewport(0, 0, screen->w, screen->h);
453 glMatrixMode(GL_PROJECTION);
455 // logical resolution here not real monitor resolution
456 glOrtho(0, SCREEN_WIDTH, SCREEN_HEIGHT, 0, -1.0, 1.0);
457 glMatrixMode(GL_MODELVIEW);
459 glTranslatef(0, 0, 0);
461 check_gl_error("Setting up view matrices");
463 if(texture_manager != NULL)
464 texture_manager->reload_textures();
466 texture_manager = new TextureManager();
469 static void init_audio()
471 sound_manager = new SoundManager();
473 sound_manager->enable_sound(config->sound_enabled);
474 sound_manager->enable_music(config->music_enabled);
477 static void quit_audio()
479 if(sound_manager != NULL) {
480 delete sound_manager;
481 sound_manager = NULL;
485 void wait_for_event(float min_delay, float max_delay)
487 assert(min_delay <= max_delay);
489 Uint32 min = (Uint32) (min_delay * 1000);
490 Uint32 max = (Uint32) (max_delay * 1000);
492 Uint32 ticks = SDL_GetTicks();
493 while(SDL_GetTicks() - ticks < min) {
495 sound_manager->update();
500 while (SDL_PollEvent(&event))
504 bool running = false;
505 ticks = SDL_GetTicks();
507 while(SDL_PollEvent(&event)) {
513 case SDL_JOYBUTTONDOWN:
514 case SDL_MOUSEBUTTONDOWN:
518 if(SDL_GetTicks() - ticks >= (max - min))
520 sound_manager->update();
526 static Uint32 last_timelog_ticks = 0;
527 static const char* last_timelog_component = 0;
529 static inline void timelog(const char* component)
531 Uint32 current_ticks = SDL_GetTicks();
533 if(last_timelog_component != 0) {
534 log_info << "Component '" << last_timelog_component << "' finished after " << (current_ticks - last_timelog_ticks) / 1000.0 << " seconds" << std::endl;
537 last_timelog_ticks = current_ticks;
538 last_timelog_component = component;
541 static inline void timelog(const char* )
546 int main(int argc, char** argv)
554 if(pre_parse_commandline(argc, argv))
557 Console::instance = new Console();
558 init_physfs(argv[0]);
561 timelog("controller");
562 main_controller = new JoystickKeyboardController();
565 timelog("tinygettext");
567 timelog("commandline");
568 if(parse_commandline(argc, argv))
574 Console::instance->init_graphics();
575 timelog("scripting");
576 Scripting::init_squirrel(config->enable_script_debugger);
577 timelog("resources");
581 main_loop = new MainLoop();
582 if(config->start_level != "") {
583 // we have a normal path specified at commandline not physfs paths.
584 // So we simply mount that path here...
585 std::string dir = FileSystem::dirname(config->start_level);
586 PHYSFS_addToSearchPath(dir.c_str(), true);
588 if(config->start_level.size() > 4 &&
589 config->start_level.compare(config->start_level.size() - 5, 5, ".stwm") == 0) {
591 main_loop->push_screen(new WorldMapNS::WorldMap(
592 FileSystem::basename(config->start_level)));
594 init_rand();//If level uses random eg. for
595 // rain particles before we do this:
596 std::auto_ptr<GameSession> session (
597 new GameSession(FileSystem::basename(config->start_level)));
599 config->random_seed =session->get_demo_random_seed(config->start_demo);
600 init_rand();//initialise generator with seed from session
602 if(config->start_demo != "")
603 session->play_demo(config->start_demo);
605 if(config->record_demo != "")
606 session->record_demo(config->record_demo);
607 main_loop->push_screen(session.release());
611 main_loop->push_screen(new TitleScreen());
614 //init_rand(); PAK: this call might subsume the above 3, but I'm chicken!
617 } catch(std::exception& e) {
618 log_fatal << "Unexpected exception: " << e.what() << std::endl;
621 log_fatal << "Unexpected exception" << std::endl;
637 delete main_controller;
638 main_controller = NULL;
639 delete Console::instance;
640 Console::instance = NULL;
641 Scripting::exit_squirrel();
642 delete texture_manager;
643 texture_manager = NULL;