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_image.h>
38 #include <SDL_opengl.h>
40 #include "gameconfig.hpp"
41 #include "resources.hpp"
42 #include "gettext.hpp"
43 #include "audio/sound_manager.hpp"
44 #include "video/surface.hpp"
45 #include "video/texture_manager.hpp"
46 #include "control/joystickkeyboardcontroller.hpp"
48 #include "mainloop.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 msg_info << "Couldn't load config file: " << e.what() << ", using default settings" << std::endl;
69 static void init_tinygettext()
71 dictionary_manager.add_directory("locale");
72 dictionary_manager.set_charset("UTF-8");
75 static void init_physfs(const char* argv0)
77 if(!PHYSFS_init(argv0)) {
78 std::stringstream msg;
79 msg << "Couldn't initialize physfs: " << PHYSFS_getLastError();
80 throw std::runtime_error(msg.str());
83 // Initialize physfs (this is a slightly modified version of
84 // PHYSFS_setSaneConfig
85 const char* application = PACKAGE_NAME;
86 const char* userdir = PHYSFS_getUserDir();
87 const char* dirsep = PHYSFS_getDirSeparator();
88 char* writedir = new char[strlen(userdir) + strlen(application) + 2];
90 // Set configuration directory
91 sprintf(writedir, "%s.%s", userdir, application);
92 if(!PHYSFS_setWriteDir(writedir)) {
93 // try to create the directory
94 char* mkdir = new char[strlen(application) + 2];
95 sprintf(mkdir, ".%s", application);
96 if(!PHYSFS_setWriteDir(userdir) || !PHYSFS_mkdir(mkdir)) {
97 std::ostringstream msg;
98 msg << "Failed creating configuration directory '"
99 << writedir << "': " << PHYSFS_getLastError();
102 throw std::runtime_error(msg.str());
106 if(!PHYSFS_setWriteDir(writedir)) {
107 std::ostringstream msg;
108 msg << "Failed to use configuration directory '"
109 << writedir << "': " << PHYSFS_getLastError();
111 throw std::runtime_error(msg.str());
114 PHYSFS_addToSearchPath(writedir, 0);
117 // Search for archives and add them to the search path
118 const char* archiveExt = "zip";
119 char** rc = PHYSFS_enumerateFiles("/");
120 size_t extlen = strlen(archiveExt);
122 for(char** i = rc; *i != 0; ++i) {
123 size_t l = strlen(*i);
124 if((l > extlen) && ((*i)[l - extlen - 1] == '.')) {
125 const char* ext = (*i) + (l - extlen);
126 if(strcasecmp(ext, archiveExt) == 0) {
127 const char* d = PHYSFS_getRealDir(*i);
128 char* str = new char[strlen(d) + strlen(dirsep) + l + 1];
129 sprintf(str, "%s%s%s", d, dirsep, *i);
130 PHYSFS_addToSearchPath(str, 1);
138 // when started from source dir...
139 std::string dir = PHYSFS_getBaseDir();
141 std::string testfname = dir;
142 testfname += "/credits.txt";
143 bool sourcedir = false;
144 FILE* f = fopen(testfname.c_str(), "r");
147 if(!PHYSFS_addToSearchPath(dir.c_str(), 1)) {
148 msg_warning << "Couldn't add '" << dir << "' to physfs searchpath: " << PHYSFS_getLastError() << std::endl;
155 #if defined(APPDATADIR) || defined(ENABLE_BINRELOC)
157 #ifdef ENABLE_BINRELOC
158 char* brdatadir = br_strcat(DATADIR, "/" PACKAGE_NAME);
162 datadir = APPDATADIR;
164 if(!PHYSFS_addToSearchPath(datadir.c_str(), 1)) {
165 msg_warning << "Couldn't add '" << datadir << "' to physfs searchpath: " << PHYSFS_getLastError() << std::endl;
170 // allow symbolic links
171 PHYSFS_permitSymbolicLinks(1);
174 for(char** i = PHYSFS_getSearchPath(); *i != NULL; i++)
175 msg_info << "[" << *i << "] is in the search path" << std::endl;
178 static void print_usage(const char* argv0)
180 fprintf(stderr, _("Usage: %s [OPTIONS] [LEVELFILE]\n\n"), argv0);
183 " -f, --fullscreen Run in fullscreen mode\n"
184 " -w, --window Run in window mode\n"
185 " -g, --geometry WIDTHxHEIGHT Run SuperTux in given resolution\n"
186 " --disable-sfx Disable sound effects\n"
187 " --disable-music Disable music\n"
188 " --help Show this help message\n"
189 " --version Display SuperTux version and quit\n"
190 " --show-fps Display framerate in levels\n"
191 " --record-demo FILE LEVEL Record a demo to FILE\n"
192 " --play-demo FILE LEVEL Play a recorded demo\n"
196 static void parse_commandline(int argc, char** argv)
198 for(int i = 1; i < argc; ++i) {
199 std::string arg = argv[i];
201 if(arg == "--fullscreen" || arg == "-f") {
202 config->use_fullscreen = true;
203 } else if(arg == "--window" || arg == "-w") {
204 config->use_fullscreen = false;
205 } else if(arg == "--geometry" || arg == "-g") {
207 print_usage(argv[0]);
208 throw std::runtime_error("Need to specify a parameter for geometry switch");
210 if(sscanf(argv[++i], "%dx%d", &config->screenwidth, &config->screenheight)
212 print_usage(argv[0]);
213 throw std::runtime_error("Invalid geometry spec, should be WIDTHxHEIGHT");
215 } else if(arg == "--show-fps") {
216 config->show_fps = true;
217 } else if(arg == "--disable-sfx") {
218 config->sound_enabled = false;
219 } else if(arg == "--disable-music") {
220 config->music_enabled = false;
221 } else if(arg == "--play-demo") {
223 print_usage(argv[0]);
224 throw std::runtime_error("Need to specify a demo filename");
226 config->start_demo = argv[++i];
227 } else if(arg == "--record-demo") {
229 print_usage(argv[0]);
230 throw std::runtime_error("Need to specify a demo filename");
232 config->record_demo = argv[++i];
233 } else if(arg == "--help") {
234 print_usage(argv[0]);
235 throw graceful_shutdown();
236 } else if(arg == "--version") {
237 msg_info << PACKAGE_NAME << " " << PACKAGE_VERSION << std::endl;
238 throw graceful_shutdown();
239 } else if(arg[0] != '-') {
240 config->start_level = arg;
242 msg_warning << "Unknown option '" << arg << "'. Use --help to see a list of options" << std::endl;
246 // TODO joystick switchyes...
249 static void init_sdl()
251 if(SDL_Init(SDL_INIT_EVERYTHING) < 0) {
252 std::stringstream msg;
253 msg << "Couldn't initialize SDL: " << SDL_GetError();
254 throw std::runtime_error(msg.str());
257 SDL_EnableUNICODE(1);
259 // wait 100ms and clear SDL event queue because sometimes we have random
260 // joystick events in the queue on startup...
263 while(SDL_PollEvent(&dummy))
267 static void check_gl_error()
269 GLenum glerror = glGetError();
270 std::string errormsg;
272 if(glerror != GL_NO_ERROR) {
274 case GL_INVALID_ENUM:
275 errormsg = "Invalid enumeration value";
277 case GL_INVALID_VALUE:
278 errormsg = "Numeric argzment out of range";
280 case GL_INVALID_OPERATION:
281 errormsg = "Invalid operation";
283 case GL_STACK_OVERFLOW:
284 errormsg = "stack overflow";
286 case GL_STACK_UNDERFLOW:
287 errormsg = "stack underflow";
289 case GL_OUT_OF_MEMORY:
290 errormsg = "out of memory";
292 case GL_TABLE_TOO_LARGE:
293 errormsg = "table too large";
296 errormsg = "unknown error number";
299 std::stringstream msg;
300 msg << "OpenGL Error: " << errormsg;
301 throw std::runtime_error(msg.str());
307 if(texture_manager != NULL)
308 texture_manager->save_textures();
310 SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
311 SDL_GL_SetAttribute(SDL_GL_RED_SIZE, 5);
312 SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE, 5);
313 SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE, 5);
315 int flags = SDL_OPENGL;
316 if(config->use_fullscreen)
317 flags |= SDL_FULLSCREEN;
318 int width = config->screenwidth;
319 int height = config->screenheight;
322 screen = SDL_SetVideoMode(width, height, bpp, flags);
324 std::stringstream msg;
325 msg << "Couldn't set video mode (" << width << "x" << height
326 << "-" << bpp << "bpp): " << SDL_GetError();
327 throw std::runtime_error(msg.str());
330 SDL_WM_SetCaption(PACKAGE_NAME " " PACKAGE_VERSION, 0);
333 SDL_Surface* icon = IMG_Load_RW(
334 get_physfs_SDLRWops("images/engine/icons/supertux.xpm"), true);
336 SDL_WM_SetIcon(icon, 0);
337 SDL_FreeSurface(icon);
341 msg_warning << "Couldn't find icon 'images/engine/icons/supertux.xpm'" << std::endl;
345 // setup opengl state and transform
346 glDisable(GL_DEPTH_TEST);
347 glDisable(GL_CULL_FACE);
348 glEnable(GL_TEXTURE_2D);
350 glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
352 glViewport(0, 0, screen->w, screen->h);
353 glMatrixMode(GL_PROJECTION);
355 // logical resolution here not real monitor resolution
356 glOrtho(0, 800, 600, 0, -1.0, 1.0);
357 glMatrixMode(GL_MODELVIEW);
359 glTranslatef(0, 0, 0);
363 if(texture_manager != NULL)
364 texture_manager->reload_textures();
366 texture_manager = new TextureManager();
369 static void init_audio()
371 sound_manager = new SoundManager();
373 sound_manager->enable_sound(config->sound_enabled);
374 sound_manager->enable_music(config->music_enabled);
377 static void quit_audio()
380 delete sound_manager;
385 void wait_for_event(float min_delay, float max_delay)
387 assert(min_delay <= max_delay);
389 Uint32 min = (Uint32) (min_delay * 1000);
390 Uint32 max = (Uint32) (max_delay * 1000);
392 Uint32 ticks = SDL_GetTicks();
393 while(SDL_GetTicks() - ticks < min) {
395 sound_manager->update();
400 while (SDL_PollEvent(&event))
404 bool running = false;
405 ticks = SDL_GetTicks();
407 while(SDL_PollEvent(&event)) {
410 throw graceful_shutdown();
412 case SDL_JOYBUTTONDOWN:
413 case SDL_MOUSEBUTTONDOWN:
417 if(SDL_GetTicks() - ticks >= (max - min))
419 sound_manager->update();
425 static Uint32 last_timelog_ticks = 0;
426 static const char* last_timelog_component = 0;
428 static inline void timelog(const char* component)
430 Uint32 current_ticks = SDL_GetTicks();
432 if(last_timelog_component != 0) {
433 msg_info << "Component '" << last_timelog_component << "' finished after " << (current_ticks - last_timelog_ticks) / 1000.0 << " seconds" << std::endl;
436 last_timelog_ticks = current_ticks;
437 last_timelog_component = component;
440 static inline void timelog(const char* )
445 int main(int argc, char** argv)
449 init_physfs(argv[0]);
451 timelog("controller");
452 main_controller = new JoystickKeyboardController();
455 timelog("tinygettext");
457 timelog("commandline");
458 parse_commandline(argc, argv);
466 timelog("resources");
470 main_loop = new MainLoop();
471 if(config->start_level != "") {
472 // we have a normal path specified at commandline not physfs paths.
473 // So we simply mount that path here...
474 std::string dir = FileSystem::dirname(config->start_level);
475 PHYSFS_addToSearchPath(dir.c_str(), true);
478 FileSystem::basename(config->start_level), ST_GL_LOAD_LEVEL_FILE);
479 if(config->start_demo != "")
480 session->play_demo(config->start_demo);
481 if(config->record_demo != "")
482 session->record_demo(config->record_demo);
483 main_loop->push_screen(session);
485 main_loop->push_screen(new TitleScreen());
492 } catch(graceful_shutdown& e) {
493 } catch(std::exception& e) {
494 msg_fatal << "Unexpected exception: " << e.what() << std::endl;
497 msg_fatal << "Unexpected exception" << std::endl;
508 delete main_controller;
509 delete texture_manager;