src/init.cpp

   1 /*
   2 Copyright (C) 2004 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         fscanf(fp, "%10f %10d", &version, &release);
 148
 149         debug(("Version = %.2f - Expected %.2f\n", version, VERSION));
 150         debug(("Release = %d - Expected %d\n", release, RELEASE));
 151
 152         if ((version != VERSION) && (release != RELEASE))
 153         {
 154                 rtn = true;
 155         }
 156
 157         fscanf(fp, "%10d %10d %10d %10d %10d %10d %10d", &engine.fullScreen, &game.musicVol, &game.soundVol, &game.output, &game.brightness, &engine.extremeAvailable, &game.gore);
 158
 159         fclose(fp);
 160
 161         debug(("Extreme Mode = %d\n", engine.extremeAvailable));
 162         debug(("Output Type = %d\n", game.output));
 163
 164         // Override audio if there is no sound available
 165         if ((engine.useAudio) && (game.output))
 166         {
 167                 engine.useAudio = game.output;
 168         }
 169
 170         config.loadKeyConfig();
 171         config.loadJoystickConfig();
 172
 173         return rtn;
 174 }
 175
 176 void saveConfig()
 177 {
 178         char configPath[PATH_MAX];
 179
 180         snprintf(configPath, sizeof configPath, "%sconfig", engine.userHomeDirectory);
 181
 182         FILE *fp = fopen(configPath, "wb");
 183
 184         if (!fp)
 185         {
 186                 printf("Error Saving Config to %s\n", configPath);
 187                 return;
 188         }
 189
 190         fprintf(fp, "%f %d\n", VERSION, RELEASE);
 191         fprintf(fp, "%d %d %d %d %d %d %d\n", engine.fullScreen, game.musicVol, game.soundVol, game.output, game.brightness, engine.extremeAvailable, game.gore);
 192
 193         fclose(fp);
 194
 195         debug(("Output Type = %d\n", game.output));
 196 }
 197
 198 //
 199 // see if we can load the private keyState
 200 //
 201 int initMedalService(void *data)
 202 {
 203         SDL_mutexP(medalServer.lock);
 204
 205         char connectMessage[1024];
 206         snprintf(connectMessage, sizeof connectMessage, "Contacting Medal Server - %s:%d", MEDAL_SERVER_HOST, MEDAL_SERVER_PORT);
 207
 208         graphics.showMedalMessage(-1, connectMessage);
 209
 210         char keyPath[PATH_MAX];
 211         char privateKey[20];
 212
 213         snprintf(keyPath, sizeof keyPath, "%smedalKey", engine.userHomeDirectory);
 214
 215         debug(("Loading private key from %s\n", keyPath));
 216
 217         FILE *fp = fopen(keyPath, "rb");
 218
 219         if (!fp)
 220         {
 221                 graphics.showMedalMessage(-1, "No Medal Key found - Online functions disabled");
 222                 SDL_mutexV(medalServer.lock);
 223                 return 0;
 224         }
 225
 226         fscanf(fp, "%19s", privateKey);
 227
 228         fclose(fp);
 229
 230         if (!medalServer.connect(privateKey))
 231         {
 232                 graphics.showMedalMessage(-1, "Medal Server Connection Failed - Online functions disabled");
 233                 return 0;
 234         }
 235
 236         graphics.showMedalMessage(-1, "Connected to Medal Server");
 237
 238         SDL_mutexV(medalServer.lock);
 239
 240         return 1;
 241 }
 242
 243 /*
 244 Chugg chugg chugg.... brrr... chugg chugg chugg...brrrrrr... chugg ch..
 245 BRRRRRRRRRRRRRRRRRMMMMMMMMMMMMMMMMMMM!! Well, hopefully anyway! ;)
 246 */
 247 void initSystem()
 248 {
 249         #if UNIX
 250         setupUserHomeDirectory();
 251         #endif
 252
 253         bool displayLicense = loadConfig();
 254
 255         long flags = SDL_INIT_VIDEO|SDL_INIT_JOYSTICK;
 256
 257         if (engine.useAudio)
 258         {
 259                 flags |= SDL_INIT_AUDIO;
 260         }
 261
 262         /* Initialize the SDL library */
 263         if (SDL_Init(flags) < 0)
 264         {
 265                 printf("Couldn't initialize SDL: %s\n", SDL_GetError());
 266                 exit(1);
 267         }
 268
 269         if (!engine.fullScreen)
 270         {
 271                 graphics.screen = SDL_SetVideoMode(640, 480, 0, SDL_HWPALETTE);
 272         }
 273         else
 274         {
 275                 graphics.screen = SDL_SetVideoMode(640, 480, 0, SDL_HWPALETTE | SDL_FULLSCREEN);
 276         }
 277
 278         if (graphics.screen == NULL)
 279         {
 280                 printf("Couldn't set 640x480 video mode: %s\n", SDL_GetError());
 281                 exit(1);
 282         }
 283
 284         // This (attempts to) set the gamma correction. We attempt to catch an error here
 285         // in case someone has done something really stupid in the config file(!!)
 286     if (game.brightness != -1) {
 287         Math::limitInt(&game.brightness, 1, 20);
 288         float brightness = game.brightness;
 289         brightness /= 10;
 290         SDL_SetGamma(brightness, brightness, brightness);
 291     }
 292
 293         if (TTF_Init() < 0)
 294         {
 295                 printf("Couldn't initialize SDL TTF: %s\n", SDL_GetError());
 296                 exit(1);
 297         }
 298
 299         if (engine.useAudio)
 300         {
 301                 if (Mix_OpenAudio(22050, AUDIO_S16, engine.useAudio, 1024) < 0)
 302                 {
 303                         printf("Warning: Couldn't set 44100 Hz 16-bit audio - Reason: %s\n", Mix_GetError());
 304                         printf("Sound and Music will be disabled\n");
 305                         engine.useAudio = 0;
 306                 }
 307         }
 308
 309         debug(("Found %d Joysticks...\n", SDL_NumJoysticks()));
 310
 311         if (SDL_NumJoysticks() > 0)
 312         {
 313                 debug(("Opening Joystick - %s...\n", SDL_JoystickName(0)));
 314                 SDL_JoystickEventState(SDL_ENABLE);
 315                 config.sdlJoystick = SDL_JoystickOpen(0);
 316         }
 317
 318         SDL_ShowCursor(SDL_DISABLE);
 319         SDL_EventState(SDL_MOUSEMOTION, SDL_DISABLE);
 320
 321         graphics.registerEngine(&engine);
 322         graphics.mapColors();
 323
 324         audio.registerEngine(&engine);
 325         audio.setSoundVolume(game.soundVol);
 326         audio.setMusicVolume(game.musicVol);
 327         audio.output = game.output;
 328
 329         debug(("Sound Volume = %d\n", game.soundVol));
 330         debug(("Music Volume = %d\n", game.musicVol));
 331         debug(("Output Type = %d\n", game.output));
 332         debug(("Brightness = %d\n", game.brightness));
 333         debug(("tmp dir = %s\n", engine.userHomeDirectory));
 334         debug(("Pack Dir = %s\n", PAKLOCATION));
 335         debug(("Loading Fonts...\n"));
 336
 337         #if USEPAK
 338
 339                 char tempPath[PATH_MAX];
 340                 snprintf(tempPath, sizeof tempPath, "%sfont.ttf", engine.userHomeDirectory);
 341                 remove(tempPath);
 342
 343                 SDL_Delay(1000); // wait one second, just to be sure!
 344
 345                 if (!engine.unpack("data/vera.ttf", PAK_FONT))
 346                 {
 347                         engine.reportFontFailure();
 348                 }
 349         #endif
 350
 351         debug(("Trying to load correct font pixel sizes using a really half arsed routine!\n"));
 352         debug(("If it crashes then you'll know why!\n"));
 353
 354         graphics.loadFont(0, "data/vera.ttf", 7);
 355         graphics.loadFont(1, "data/vera.ttf", 9);
 356         graphics.loadFont(2, "data/vera.ttf", 11);
 357         graphics.loadFont(3, "data/vera.ttf", 13);
 358         graphics.loadFont(4, "data/vera.ttf", 15);
 359
 360         debug(("Font sizes all loaded!!\n"));
 361
 362         audio.loadSound(SND_CHEAT, "sound/Lock And Load!!!");
 363         audio.loadSound(SND_HIGHLIGHT, "sound/menu");
 364         audio.loadSound(SND_SELECT, "sound/select");
 365
 366         graphics.medal[0] = graphics.loadImage("gfx/main/medal_bronze_1.png");
 367         graphics.medal[1] = graphics.loadImage("gfx/main/award_star_silver_3.png");
 368         graphics.medal[2] = graphics.loadImage("gfx/main/shield.png");
 369         graphics.medal[3] = graphics.loadImage("gfx/main/ruby.png");
 370
 371         graphics.license[0] = graphics.loadImage("gfx/main/cc-by.png", true);
 372         graphics.license[1] = graphics.loadImage("gfx/main/cc-by-sa.png", true);
 373
 374         SDL_Surface *device = graphics.loadImage("gfx/main/alienDevice.png");
 375
 376 #ifndef SDL_FRAMEWORK
 377         SDL_WM_SetIcon(device, NULL);
 378 #endif
 379         SDL_WM_SetCaption("Blob Wars : Metal Blob Solid", "Blob Wars");
 380         SDL_EnableKeyRepeat(350, 80);
 381
 382         SDL_FreeSurface(device);
 383
 384         if (strstr(engine.userHomeDirectory, "/root"))
 385         {
 386                 graphics.showRootWarning();
 387         }
 388
 389         if (displayLicense)
 390         {
 391                 showLicense();
 392         }
 393         else
 394         {
 395                 checkForLicense();
 396         }
 397
 398         if (SDLNet_Init() < 0)
 399         {
 400                 printf("SDLNet_Init: %s\n", SDLNet_GetError());
 401         }
 402         else
 403         {
 404                 SDL_Thread *thread = SDL_CreateThread(initMedalService, NULL);
 405
 406                 if (thread == NULL)
 407                 {
 408                         printf("Unable to create thread: %s\n", SDL_GetError());
 409                         printf("Calling medal server directly\n");
 410                         initMedalService(NULL);
 411                         return;
 412                 }
 413         }
 414
 415         engine.saveConfig = true;
 416
 417         debug(("Init Complete...\n"));
 418 }
 419
 420 /*
 421 Removes [hopefully] all the resources that has been
 422 loaded and created during the game. This is called by
 423 atexit();
 424 */
 425 void cleanup()
 426 {
 427         char tempPath[PATH_MAX];
 428
 429         debug(("Cleaning Up...\n"));
 430
 431         debug(("Updating Replay Data\n"));
 432         replayData.header.score = game.score;
 433
 434         debug(("Freeing Audio...\n"));
 435         audio.destroy();
 436
 437         debug(("Removing Music...\n"));
 438         snprintf(tempPath, sizeof tempPath, "%smusic.mod", engine.userHomeDirectory);
 439         remove(tempPath);
 440
 441         debug(("Freeing Game Info...\n"));
 442         game.destroy();
 443
 444         debug(("Freeing Map Data...\n"));
 445         map.destroy();
 446
 447         debug(("Freeing Engine Data...\n"));
 448         engine.destroy();
 449
 450         debug(("Freeing Graphics...\n"));
 451         graphics.destroy();
 452
 453         debug(("Saving Config...\n"));
 454         if (engine.saveConfig)
 455         {
 456                 saveConfig();
 457         }
 458
 459         debug(("Removing Font File...\n"));
 460         snprintf(tempPath, sizeof tempPath, "%sfont.ttf", engine.userHomeDirectory);
 461         remove(tempPath);
 462
 463         if (SDL_NumJoysticks() > 0)
 464         {
 465                 SDL_JoystickEventState(SDL_DISABLE);
 466                 for (int i = 0 ; i < SDL_NumJoysticks() ; i++)
 467                 {
 468                         debug(("Closing Joystick #%d - %s...\n", i, SDL_JoystickName(i)));
 469                         SDL_JoystickClose(config.sdlJoystick);
 470                 }
 471         }
 472
 473         debug(("Closing Audio...\n"));
 474         if (engine.useAudio)
 475         {
 476                 Mix_CloseAudio();
 477         }
 478
 479         debug(("Closing TTF...\n"));
 480         TTF_Quit();
 481
 482         debug(("Closing NET...\n"));
 483         SDLNet_Quit();
 484
 485         debug(("Closing SDL Sub System...\n"));
 486         SDL_Quit();
 487
 488         debug(("All Done.\n"));
 489
 490         if (replayData.replayMode == REPLAY_MODE::PLAYBACK)
 491         {
 492                 printf("\n==== ACTUAL PLAYBACK DATA ====\n");
 493                 replayData.printReplayInformation();
 494         }
 495 }
 496