4 // Copyright (C) 2005 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>
37 #include <SDL_mixer.h>
38 #include <SDL_image.h>
39 #include <SDL_opengl.h>
41 #include "gameconfig.hpp"
42 #include "resources.hpp"
43 #include "gettext.hpp"
44 #include "audio/sound_manager.hpp"
45 #include "video/surface.hpp"
46 #include "video/texture_manager.hpp"
47 #include "control/joystickkeyboardcontroller.hpp"
50 #include "game_session.hpp"
51 #include "file_system.hpp"
52 #include "physfs/physfs_sdl.hpp"
53 #include "exceptions.hpp"
55 SDL_Surface* screen = 0;
56 JoystickKeyboardController* main_controller = 0;
57 TinyGetText::DictionaryManager dictionary_manager;
59 static void init_config()
61 config = new Config();
64 } catch(std::exception& e) {
65 std::cerr << "Couldn't load config file: " << e.what() << "\n";
66 std::cerr << "Using default settings.\n";
70 static void init_tinygettext()
72 dictionary_manager.add_directory("locale");
73 dictionary_manager.set_charset("UTF-8");
76 static void init_physfs(const char* argv0)
78 if(!PHYSFS_init(argv0)) {
79 std::stringstream msg;
80 msg << "Couldn't initialize physfs: " << PHYSFS_getLastError();
81 throw std::runtime_error(msg.str());
84 // Initialize physfs (this is a slightly modified version of
85 // PHYSFS_setSaneConfig
86 const char* application = PACKAGE_NAME;
87 const char* userdir = PHYSFS_getUserDir();
88 const char* dirsep = PHYSFS_getDirSeparator();
89 char* writedir = new char[strlen(userdir) + strlen(application) + 2];
91 // Set configuration directory
92 sprintf(writedir, "%s.%s", userdir, application);
93 if(!PHYSFS_setWriteDir(writedir)) {
94 // try to create the directory
95 char* mkdir = new char[strlen(application) + 2];
96 sprintf(mkdir, ".%s", application);
97 if(!PHYSFS_setWriteDir(userdir) || !PHYSFS_mkdir(mkdir)) {
98 std::ostringstream msg;
99 msg << "Failed creating configuration directory '"
100 << writedir << "': " << PHYSFS_getLastError();
103 throw std::runtime_error(msg.str());
107 if(!PHYSFS_setWriteDir(writedir)) {
108 std::ostringstream msg;
109 msg << "Failed to use configuration directory '"
110 << writedir << "': " << PHYSFS_getLastError();
112 throw std::runtime_error(msg.str());
115 PHYSFS_addToSearchPath(writedir, 0);
118 // Search for archives and add them to the search path
119 const char* archiveExt = "zip";
120 char** rc = PHYSFS_enumerateFiles("/");
121 size_t extlen = strlen(archiveExt);
123 for(char** i = rc; *i != 0; ++i) {
124 size_t l = strlen(*i);
125 if((l > extlen) && ((*i)[l - extlen - 1] == '.')) {
126 const char* ext = (*i) + (l - extlen);
127 if(strcasecmp(ext, archiveExt) == 0) {
128 const char* d = PHYSFS_getRealDir(*i);
129 char* str = new char[strlen(d) + strlen(dirsep) + l + 1];
130 sprintf(str, "%s%s%s", d, dirsep, *i);
131 PHYSFS_addToSearchPath(str, 1);
139 // when started from source dir...
140 std::string dir = PHYSFS_getBaseDir();
142 std::string testfname = dir;
143 testfname += "/credits.txt";
144 bool sourcedir = false;
145 FILE* f = fopen(testfname.c_str(), "r");
148 if(!PHYSFS_addToSearchPath(dir.c_str(), 1)) {
149 std::cout << "Warning: Couldn't add '" << dir
150 << "' to physfs searchpath: " << PHYSFS_getLastError() << "\n";
157 #if defined(APPDATADIR) || defined(ENABLE_BINRELOC)
159 #ifdef ENABLE_BINRELOC
160 char* brdatadir = br_strcat(DATADIR, "/" PACKAGE_NAME);
164 datadir = APPDATADIR;
166 if(!PHYSFS_addToSearchPath(datadir.c_str(), 1)) {
167 std::cout << "Couldn't add '" << datadir
168 << "' to physfs searchpath: " << PHYSFS_getLastError() << "\n";
173 // allow symbolic links
174 PHYSFS_permitSymbolicLinks(1);
177 for(char** i = PHYSFS_getSearchPath(); *i != NULL; i++)
178 printf("[%s] is in the search path.\n", *i);
181 static void print_usage(const char* argv0)
183 fprintf(stderr, _("Usage: %s [OPTIONS] [LEVELFILE]\n\n"), argv0);
186 " -f, --fullscreen Run in fullscreen mode\n"
187 " -w, --window Run in window mode\n"
188 " -g, --geometry WIDTHxHEIGHT Run SuperTux in given resolution\n"
189 " --disable-sfx Disable sound effects\n"
190 " --disable-music Disable music\n"
191 " --help Show this help message\n"
192 " --version Display SuperTux version and quit\n"
193 " --show-fps Display framerate in levels\n"
194 " --record-demo FILE LEVEL Record a demo to FILE\n"
195 " --play-demo FILE LEVEL Play a recorded demo\n"
199 static void parse_commandline(int argc, char** argv)
201 for(int i = 1; i < argc; ++i) {
202 std::string arg = argv[i];
204 if(arg == "--fullscreen" || arg == "-f") {
205 config->use_fullscreen = true;
206 } else if(arg == "--window" || arg == "-w") {
207 config->use_fullscreen = false;
208 } else if(arg == "--geometry" || arg == "-g") {
210 print_usage(argv[0]);
211 throw std::runtime_error("Need to specify a parameter for geometry switch");
213 if(sscanf(argv[++i], "%dx%d", &config->screenwidth, &config->screenheight)
215 print_usage(argv[0]);
216 throw std::runtime_error("Invalid geometry spec, should be WIDTHxHEIGHT");
218 } else if(arg == "--show-fps") {
219 config->show_fps = true;
220 } else if(arg == "--disable-sfx") {
221 config->sound_enabled = false;
222 } else if(arg == "--disable-music") {
223 config->music_enabled = false;
224 } else if(arg == "--play-demo") {
226 print_usage(argv[0]);
227 throw std::runtime_error("Need to specify a demo filename");
229 config->start_demo = argv[++i];
230 } else if(arg == "--record-demo") {
232 print_usage(argv[0]);
233 throw std::runtime_error("Need to specify a demo filename");
235 config->record_demo = argv[++i];
236 } else if(arg == "--help") {
237 print_usage(argv[0]);
238 throw graceful_shutdown();
239 } else if(arg == "--version") {
240 std::cerr << PACKAGE_NAME << " " << PACKAGE_VERSION << "\n";
241 throw graceful_shutdown();
242 } else if(arg[0] != '-') {
243 config->start_level = arg;
245 std::cerr << "Unknown option '" << arg << "'.\n";
246 std::cerr << "Use --help to see a list of options.\n";
250 // TODO joystick switchyes...
253 static void init_sdl()
255 if(SDL_Init(SDL_INIT_EVERYTHING) < 0) {
256 std::stringstream msg;
257 msg << "Couldn't initialize SDL: " << SDL_GetError();
258 throw std::runtime_error(msg.str());
261 SDL_EnableUNICODE(1);
263 // wait 100ms and clear SDL event queue because sometimes we have random
264 // joystick events in the queue on startup...
267 while(SDL_PollEvent(&dummy))
271 static void check_gl_error()
273 GLenum glerror = glGetError();
274 std::string errormsg;
276 if(glerror != GL_NO_ERROR) {
278 case GL_INVALID_ENUM:
279 errormsg = "Invalid enumeration value";
281 case GL_INVALID_VALUE:
282 errormsg = "Numeric argzment out of range";
284 case GL_INVALID_OPERATION:
285 errormsg = "Invalid operation";
287 case GL_STACK_OVERFLOW:
288 errormsg = "stack overflow";
290 case GL_STACK_UNDERFLOW:
291 errormsg = "stack underflow";
293 case GL_OUT_OF_MEMORY:
294 errormsg = "out of memory";
296 case GL_TABLE_TOO_LARGE:
297 errormsg = "table too large";
300 errormsg = "unknown error number";
303 std::stringstream msg;
304 msg << "OpenGL Error: " << errormsg;
305 throw std::runtime_error(msg.str());
311 if(texture_manager != NULL)
312 texture_manager->save_textures();
314 SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
315 SDL_GL_SetAttribute(SDL_GL_RED_SIZE, 5);
316 SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE, 5);
317 SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE, 5);
319 int flags = SDL_OPENGL;
320 if(config->use_fullscreen)
321 flags |= SDL_FULLSCREEN;
322 int width = config->screenwidth;
323 int height = config->screenheight;
326 screen = SDL_SetVideoMode(width, height, bpp, flags);
328 std::stringstream msg;
329 msg << "Couldn't set video mode (" << width << "x" << height
330 << "-" << bpp << "bpp): " << SDL_GetError();
331 throw std::runtime_error(msg.str());
334 SDL_WM_SetCaption(PACKAGE_NAME " " PACKAGE_VERSION, 0);
337 SDL_Surface* icon = IMG_Load_RW(
338 get_physfs_SDLRWops("images/engine/icons/supertux.xpm"), true);
340 SDL_WM_SetIcon(icon, 0);
341 SDL_FreeSurface(icon);
345 std::cerr << "Warning: Couldn't find icon 'images/engine/icons/supertux.xpm'.\n";
349 // setup opengl state and transform
350 glDisable(GL_DEPTH_TEST);
351 glDisable(GL_CULL_FACE);
352 glEnable(GL_TEXTURE_2D);
354 glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
356 glViewport(0, 0, screen->w, screen->h);
357 glMatrixMode(GL_PROJECTION);
359 // logical resolution here not real monitor resolution
360 glOrtho(0, 800, 600, 0, -1.0, 1.0);
361 glMatrixMode(GL_MODELVIEW);
363 glTranslatef(0, 0, 0);
367 if(texture_manager != NULL)
368 texture_manager->reload_textures();
370 texture_manager = new TextureManager();
373 static void init_audio()
375 sound_manager = new SoundManager();
377 sound_manager->enable_sound(config->sound_enabled);
378 sound_manager->enable_music(config->music_enabled);
381 static void quit_audio()
384 delete sound_manager;
389 void wait_for_event(float min_delay, float max_delay)
391 assert(min_delay <= max_delay);
393 Uint32 min = (Uint32) (min_delay * 1000);
394 Uint32 max = (Uint32) (max_delay * 1000);
396 Uint32 ticks = SDL_GetTicks();
397 while(SDL_GetTicks() - ticks < min) {
399 sound_manager->update();
404 while (SDL_PollEvent(&event))
408 bool running = false;
409 ticks = SDL_GetTicks();
411 while(SDL_PollEvent(&event)) {
414 throw graceful_shutdown();
416 case SDL_JOYBUTTONDOWN:
417 case SDL_MOUSEBUTTONDOWN:
421 if(SDL_GetTicks() - ticks >= (max - min))
423 sound_manager->update();
429 static Uint32 last_timelog_ticks = 0;
430 static const char* last_timelog_component = 0;
432 static inline void timelog(const char* component)
434 Uint32 current_ticks = SDL_GetTicks();
436 if(last_timelog_component != 0) {
437 printf("Component '%s' finished after %f seconds\n",
438 last_timelog_component, (current_ticks - last_timelog_ticks) / 1000.0);
441 last_timelog_ticks = current_ticks;
442 last_timelog_component = component;
445 static inline void timelog(const char* )
450 int main(int argc, char** argv)
454 init_physfs(argv[0]);
456 timelog("controller");
457 main_controller = new JoystickKeyboardController();
460 timelog("tinygettext");
462 timelog("commandline");
463 parse_commandline(argc, argv);
471 timelog("resources");
474 if(config->start_level != "") {
475 // we have a normal path specified at commandline not physfs paths.
476 // So we simply mount that path here...
477 std::string dir = FileSystem::dirname(config->start_level);
478 PHYSFS_addToSearchPath(dir.c_str(), true);
480 FileSystem::basename(config->start_level), ST_GL_LOAD_LEVEL_FILE);
481 if(config->start_demo != "")
482 session.play_demo(config->start_demo);
483 if(config->record_demo != "")
484 session.record_demo(config->record_demo);
490 } catch(graceful_shutdown& e) {
491 } catch(std::exception& e) {
492 std::cerr << "Unexpected exception: " << e.what() << std::endl;
495 std::cerr << "Unexpected exception." << std::endl;
506 delete main_controller;
507 delete texture_manager;