src/init.cpp

   1 /*
   2 Copyright (C) 2004-2010 Parallel Realities
   3
   4 This program is free software; you can redistribute it and/or
   5 modify it under the terms of the GNU General Public License
   6 as published by the Free Software Foundation; either version 2
   7 of the License, or (at your option) any later version.
   8
   9 This program is distributed in the hope that it will be useful,
  10 but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  12
  13 See the GNU General Public License for more details.
  14
  15 You should have received a copy of the GNU General Public License
  16 along with this program; if not, write to the Free Software
  17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  18
  19 */
  20
  21 #include "init.h"
  22
  23 void checkForLicense()
  24 {
  25         if (!engine.loadData(_("data/license")))
  26         {
  27                 graphics.showLicenseErrorAndExit();
  28         }
  29 }
  30
  31 /*
  32 Show the GNU Public License the first time the game is played. Waits 4 seconds
  33 and then proceeds. THIS MUST NOT BE REMOVED!!!!!
  34 */
  35 void showLicense()
  36 {
  37         SDL_FillRect(graphics.screen, NULL, graphics.black);
  38         graphics.delay(1000);
  39
  40         SDL_FillRect(graphics.screen, NULL, graphics.black);
  41         SDL_Surface *pic = graphics.loadImage("gfx/main/licensePic.png");
  42         graphics.blit(pic, 0, 0, graphics.screen, false);
  43         SDL_FreeSurface(pic);
  44
  45         checkForLicense();
  46
  47         char line[255];
  48         int y = 0;
  49
  50         char *token = strtok((char*)engine.dataBuffer, "\n");
  51
  52         while (true)
  53         {
  54                 sscanf(token, "%d %[^\n\r]", &y, line);
  55
  56                 if (y == -1)
  57                 {
  58                         break;
  59                 }
  60
  61                 graphics.drawString(line, 320, y, true, graphics.screen);
  62
  63                 token = strtok(NULL, "\n");
  64
  65                 if (token == NULL)
  66                 {
  67                         break;
  68                 }
  69         }
  70
  71         graphics.delay(4000);
  72
  73         graphics.drawString(_("Press Space to Continue..."), 320, 440, true, graphics.screen);
  74
  75         engine.flushInput();
  76         engine.clearInput();
  77
  78         while (true)
  79         {
  80                 graphics.updateScreen();
  81                 engine.getInput();
  82                 config.populate();
  83                 if (engine.keyState[SDLK_SPACE])
  84                         break;
  85                 SDL_Delay(16);
  86         }
  87
  88         SDL_FillRect(graphics.screen, NULL, graphics.black);
  89         graphics.delay(1000);
  90 }
  91
  92 #if UNIX
  93 void setupUserHomeDirectory()
  94 {
  95         char *userHome = getenv("HOME");
  96
  97         if ((!userHome) || (userHome == NULL))
  98         {
  99                 printf("Couldn't determine user home directory! Exitting.\n");
 100                 exit(1);
 101         }
 102
 103         debug(("User Home = %s\n", userHome));
 104
 105         char dir[PATH_MAX];
 106         dir[0] = 0;
 107
 108         snprintf(dir, sizeof dir, "%s/.parallelrealities", userHome);
 109         if ((mkdir(dir, S_IRWXU|S_IRWXG|S_IROTH|S_IXOTH) != 0) && (errno != EEXIST))
 110         {
 111                 printf("Couldn't create required directory '%s'", dir);
 112                 exit(1);
 113         }
 114
 115         snprintf(dir, sizeof dir, "%s/.parallelrealities/blobwars", userHome);
 116         if ((mkdir(dir, S_IRWXU|S_IRWXG|S_IROTH|S_IXOTH) != 0) && (errno != EEXIST))
 117         {
 118                 printf("Couldn't create required directory '%s'", dir);
 119                 exit(1);
 120         }
 121
 122         char gameSavePath[PATH_MAX];
 123         snprintf(gameSavePath, sizeof gameSavePath, "%s/.parallelrealities/blobwars/", userHome);
 124         engine.setUserHome(gameSavePath);
 125 }
 126 #endif
 127
 128 bool loadConfig()
 129 {
 130         float version = 0;
 131         int release = 0;
 132         bool rtn = false;
 133
 134         char configPath[PATH_MAX];
 135
 136         snprintf(configPath, sizeof configPath, "%sconfig", engine.userHomeDirectory);
 137
 138         debug(("Loading Config from %s\n", configPath));
 139
 140         FILE *fp = fopen(configPath, "rb");
 141
 142         if (!fp)
 143         {
 144                 return true;
 145         }
 146
 147         if (fscanf(fp, "%10f %10d", &version, &release) != 2)
 148         {
 149                 rtn = true;
 150         }
 151
 152         debug(("Version = %.2f - Expected %.2f\n", version, VERSION));
 153         debug(("Release = %d - Expected %d\n", release, RELEASE));
 154
 155         if ((version != VERSION) && (release != RELEASE))
 156         {
 157                 rtn = true;
 158         }
 159
 160         if (fscanf(fp, "%10d %10d %10d %10d %10d %10d %10d", &engine.fullScreen, &game.musicVol, &game.soundVol, &game.output, &game.brightness, &engine.extremeAvailable, &game.gore) != 7)
 161         {
 162                 rtn = true;
 163         }
 164
 165         fclose(fp);
 166
 167         debug(("Extreme Mode = %d\n", engine.extremeAvailable));
 168         debug(("Output Type = %d\n", game.output));
 169
 170         // Override audio if there is no sound available
 171         if ((engine.useAudio) && (game.output))
 172         {
 173                 engine.useAudio = game.output;
 174         }
 175
 176         config.loadKeyConfig();
 177         config.loadJoystickConfig();
 178
 179         return rtn;
 180 }
 181
 182 void saveConfig()
 183 {
 184         char configPath[PATH_MAX];
 185
 186         snprintf(configPath, sizeof configPath, "%sconfig", engine.userHomeDirectory);
 187
 188         FILE *fp = fopen(configPath, "wb");
 189
 190         if (!fp)
 191         {
 192                 printf("Error Saving Config to %s\n", configPath);
 193                 return;
 194         }
 195
 196         fprintf(fp, "%f %d\n", VERSION, RELEASE);
 197         fprintf(fp, "%d %d %d %d %d %d %d\n", engine.fullScreen, game.musicVol, game.soundVol, game.output, game.brightness, engine.extremeAvailable, game.gore);
 198
 199         fclose(fp);
 200
 201         debug(("Output Type = %d\n", game.output));
 202 }
 203
 204 //
 205 // see if we can load the private keyState
 206 //
 207 int initMedalService(void *data)
 208 {
 209         SDL_mutexP(medalServer.lock);
 210
 211         char connectMessage[1024];
 212         snprintf(connectMessage, sizeof connectMessage, "Contacting Medal Server - %s:%d", MEDAL_SERVER_HOST, MEDAL_SERVER_PORT);
 213
 214         graphics.showMedalMessage(-1, connectMessage);
 215
 216         char keyPath[PATH_MAX];
 217         char privateKey[20];
 218
 219         snprintf(keyPath, sizeof keyPath, "%smedalKey", engine.userHomeDirectory);
 220
 221         debug(("Loading private key from %s\n", keyPath));
 222
 223         FILE *fp = fopen(keyPath, "rb");
 224
 225         if (!fp)
 226         {
 227                 graphics.showMedalMessage(-1, "No Medal Key found - Online functions disabled");
 228                 SDL_mutexV(medalServer.lock);
 229                 return 0;
 230         }
 231
 232         if (fscanf(fp, "%19s", privateKey) != 1)
 233         {
 234                 graphics.showMedalMessage(-1, "Medal Key file corrupt - Online functions disabled");
 235                 SDL_mutexV(medalServer.lock);
 236                 fclose(fp);
 237                 return 0;
 238         }
 239
 240         fclose(fp);
 241
 242         if (!medalServer.connect(privateKey))
 243         {
 244                 graphics.showMedalMessage(-1, "Medal Server Connection Failed - Online functions disabled");
 245                 return 0;
 246         }
 247
 248         graphics.showMedalMessage(-1, "Connected to Medal Server");
 249
 250         SDL_mutexV(medalServer.lock);
 251
 252         return 1;
 253 }
 254
 255 /*
 256 Chugg chugg chugg.... brrr... chugg chugg chugg...brrrrrr... chugg ch..
 257 BRRRRRRRRRRRRRRRRRMMMMMMMMMMMMMMMMMMM!! Well, hopefully anyway! ;)
 258 */
 259 void initSystem()
 260 {
 261         #if UNIX
 262         setupUserHomeDirectory();
 263         #endif
 264
 265         bool displayLicense = loadConfig();
 266
 267         long flags = SDL_INIT_VIDEO|SDL_INIT_JOYSTICK;
 268
 269         if (engine.useAudio)
 270         {
 271                 flags |= SDL_INIT_AUDIO;
 272         }
 273
 274         /* Initialize the SDL library */
 275         if (SDL_Init(flags) < 0)
 276         {
 277                 printf("Couldn't initialize SDL: %s\n", SDL_GetError());
 278                 exit(1);
 279         }
 280
 281         if (!engine.fullScreen)
 282         {
 283                 graphics.screen = SDL_SetVideoMode(640, 480, 0, SDL_HWPALETTE);
 284         }
 285         else
 286         {
 287                 graphics.screen = SDL_SetVideoMode(640, 480, 0, SDL_HWPALETTE | SDL_FULLSCREEN);
 288         }
 289
 290         if (graphics.screen == NULL)
 291         {
 292                 printf("Couldn't set 640x480 video mode: %s\n", SDL_GetError());
 293                 exit(1);
 294         }
 295
 296         // This (attempts to) set the gamma correction. We attempt to catch an error here
 297         // in case someone has done something really stupid in the config file(!!)
 298     if (game.brightness != -1) {
 299         Math::limitInt(&game.brightness, 1, 20);
 300         float brightness = game.brightness;
 301         brightness /= 10;
 302         SDL_SetGamma(brightness, brightness, brightness);
 303     }
 304
 305         if (TTF_Init() < 0)
 306         {
 307                 printf("Couldn't initialize SDL TTF: %s\n", SDL_GetError());
 308                 exit(1);
 309         }
 310
 311         if (engine.useAudio)
 312         {
 313                 if (Mix_OpenAudio(22050, AUDIO_S16, engine.useAudio, 1024) < 0)
 314                 {
 315                         printf("Warning: Couldn't set 44100 Hz 16-bit audio - Reason: %s\n", Mix_GetError());
 316                         printf("Sound and Music will be disabled\n");
 317                         engine.useAudio = 0;
 318                 }
 319         }
 320
 321         debug(("Found %d Joysticks...\n", SDL_NumJoysticks()));
 322
 323         if (SDL_NumJoysticks() > 0)
 324         {
 325                 debug(("Opening Joystick - %s...\n", SDL_JoystickName(0)));
 326                 SDL_JoystickEventState(SDL_ENABLE);
 327                 config.sdlJoystick = SDL_JoystickOpen(0);
 328         }
 329
 330         SDL_ShowCursor(SDL_DISABLE);
 331         SDL_EventState(SDL_MOUSEMOTION, SDL_DISABLE);
 332
 333         graphics.registerEngine(&engine);
 334         graphics.mapColors();
 335
 336         audio.registerEngine(&engine);
 337         audio.setSoundVolume(game.soundVol);
 338         audio.setMusicVolume(game.musicVol);
 339         audio.output = game.output;
 340
 341         debug(("Sound Volume = %d\n", game.soundVol));
 342         debug(("Music Volume = %d\n", game.musicVol));
 343         debug(("Output Type = %d\n", game.output));
 344         debug(("Brightness = %d\n", game.brightness));
 345         debug(("tmp dir = %s\n", engine.userHomeDirectory));
 346         debug(("Pack Dir = %s\n", PAKLOCATION));
 347         debug(("Loading Fonts...\n"));
 348
 349         #if USEPAK
 350
 351                 char tempPath[PATH_MAX];
 352                 snprintf(tempPath, sizeof tempPath, "%sfont.ttf", engine.userHomeDirectory);
 353                 remove(tempPath);
 354
 355                 if (!engine.unpack("data/vera.ttf", PAK_FONT))
 356                 {
 357                         engine.reportFontFailure();
 358                 }
 359         #endif
 360
 361         debug(("Trying to load correct font pixel sizes using a really half arsed routine!\n"));
 362         debug(("If it crashes then you'll know why!\n"));
 363
 364         graphics.loadFont(0, "data/vera.ttf", 7);
 365         graphics.loadFont(1, "data/vera.ttf", 9);
 366         graphics.loadFont(2, "data/vera.ttf", 11);
 367         graphics.loadFont(3, "data/vera.ttf", 13);
 368         graphics.loadFont(4, "data/vera.ttf", 15);
 369
 370         debug(("Font sizes all loaded!!\n"));
 371
 372         audio.loadSound(SND_CHEAT, "sound/Lock And Load!!!");
 373         audio.loadSound(SND_HIGHLIGHT, "sound/menu");
 374         audio.loadSound(SND_SELECT, "sound/select");
 375
 376         graphics.medal[0] = graphics.loadImage("gfx/main/medal_bronze_1.png");
 377         graphics.medal[1] = graphics.loadImage("gfx/main/award_star_silver_3.png");
 378         graphics.medal[2] = graphics.loadImage("gfx/main/shield.png");
 379         graphics.medal[3] = graphics.loadImage("gfx/main/ruby.png");
 380
 381         graphics.license[0] = graphics.loadImage("gfx/main/cc-by.png", true);
 382         graphics.license[1] = graphics.loadImage("gfx/main/cc-by-sa.png", true);
 383
 384         SDL_Surface *device = graphics.loadImage("gfx/main/alienDevice.png");
 385
 386 #ifndef SDL_FRAMEWORK
 387         SDL_WM_SetIcon(device, NULL);
 388 #endif
 389         SDL_WM_SetCaption("Blob Wars : Metal Blob Solid", "Blob Wars");
 390         SDL_EnableKeyRepeat(350, 80);
 391
 392         SDL_FreeSurface(device);
 393
 394         if (strstr(engine.userHomeDirectory, "/root"))
 395         {
 396                 graphics.showRootWarning();
 397         }
 398
 399         if (displayLicense)
 400         {
 401                 showLicense();
 402         }
 403         else
 404         {
 405                 checkForLicense();
 406         }
 407
 408         if (SDLNet_Init() < 0)
 409         {
 410                 printf("SDLNet_Init: %s\n", SDLNet_GetError());
 411         }
 412         else
 413         {
 414                 SDL_Thread *thread = SDL_CreateThread(initMedalService, NULL);
 415
 416                 if (thread == NULL)
 417                 {
 418                         printf("Unable to create thread: %s\n", SDL_GetError());
 419                         printf("Calling medal server directly\n");
 420                         initMedalService(NULL);
 421                         return;
 422                 }
 423         }
 424
 425         engine.saveConfig = true;
 426
 427         debug(("Init Complete...\n"));
 428 }
 429
 430 /*
 431 Removes [hopefully] all the resources that has been
 432 loaded and created during the game. This is called by
 433 atexit();
 434 */
 435 void cleanup()
 436 {
 437         char tempPath[PATH_MAX];
 438
 439         debug(("Cleaning Up...\n"));
 440
 441         debug(("Updating Replay Data\n"));
 442         replayData.header.score = game.score;
 443
 444         debug(("Freeing Audio...\n"));
 445         audio.destroy();
 446
 447         debug(("Removing Music...\n"));
 448         snprintf(tempPath, sizeof tempPath, "%smusic.mod", engine.userHomeDirectory);
 449         remove(tempPath);
 450
 451         debug(("Freeing Game Info...\n"));
 452         game.destroy();
 453
 454         debug(("Freeing Map Data...\n"));
 455         map.destroy();
 456
 457         debug(("Freeing Engine Data...\n"));
 458         engine.destroy();
 459
 460         debug(("Freeing Graphics...\n"));
 461         graphics.destroy();
 462
 463         debug(("Saving Config...\n"));
 464         if (engine.saveConfig)
 465         {
 466                 saveConfig();
 467         }
 468
 469         debug(("Removing Font File...\n"));
 470         snprintf(tempPath, sizeof tempPath, "%sfont.ttf", engine.userHomeDirectory);
 471         remove(tempPath);
 472
 473         if (SDL_NumJoysticks() > 0)
 474         {
 475                 SDL_JoystickEventState(SDL_DISABLE);
 476                 for (int i = 0 ; i < SDL_NumJoysticks() ; i++)
 477                 {
 478                         debug(("Closing Joystick #%d - %s...\n", i, SDL_JoystickName(i)));
 479                         SDL_JoystickClose(config.sdlJoystick);
 480                 }
 481         }
 482
 483         debug(("Closing Audio...\n"));
 484         if (engine.useAudio)
 485         {
 486                 Mix_CloseAudio();
 487         }
 488
 489         debug(("Closing TTF...\n"));
 490         TTF_Quit();
 491
 492         debug(("Closing NET...\n"));
 493         SDLNet_Quit();
 494
 495         debug(("Closing SDL Sub System...\n"));
 496         SDL_Quit();
 497
 498         debug(("All Done.\n"));
 499
 500         if (replayData.replayMode == REPLAY_MODE::PLAYBACK)
 501         {
 502                 printf("\n==== ACTUAL PLAYBACK DATA ====\n");
 503                 replayData.printReplayInformation();
 504         }
 505 }
 506