src/init.c

   1 /***********************************************************
   2 * Rocks'n'Diamonds -- McDuffin Strikes Back!               *
   3 *----------------------------------------------------------*
   4 * (c) 1995-2002 Artsoft Entertainment                      *
   5 *               Holger Schemel                             *
   6 *               Detmolder Strasse 189                      *
   7 *               33604 Bielefeld                            *
   8 *               Germany                                    *
   9 *               e-mail: info@artsoft.org                   *
  10 *----------------------------------------------------------*
  11 * init.c                                                   *
  12 ***********************************************************/
  13
  14 #include "libgame/libgame.h"
  15
  16 #include "init.h"
  17 #include "events.h"
  18 #include "screens.h"
  19 #include "editor.h"
  20 #include "game.h"
  21 #include "tape.h"
  22 #include "tools.h"
  23 #include "files.h"
  24 #include "network.h"
  25 #include "netserv.h"
  26 #include "cartoons.h"
  27 #include "config.h"
  28
  29 #include "conf_e2g.c"   /* include auto-generated data structure definitions */
  30
  31
  32 static char *image_filename[NUM_PICTURES] =
  33 {
  34 #if 0
  35   "RocksScreen.pcx",
  36   "RocksDoor.pcx",
  37   "RocksToons.pcx",
  38   "RocksFontBig.pcx",
  39   "RocksFontSmall.pcx",
  40   "RocksFontMedium.pcx",
  41   "RocksFontEM.pcx"
  42 #else
  43   "RocksScreen.pcx",
  44   "RocksElements.pcx",
  45   "RocksDoor.pcx",
  46   "RocksHeroes.pcx",
  47   "RocksToons.pcx",
  48   "RocksSP.pcx",
  49   "RocksDC.pcx",
  50   "RocksMore.pcx",
  51   "RocksFontBig.pcx",
  52   "RocksFontSmall.pcx",
  53   "RocksFontMedium.pcx",
  54   "RocksFontEM.pcx"
  55 #endif
  56 };
  57
  58 static Bitmap *bitmap_font_initial = NULL;
  59
  60 static void InitGlobal(void);
  61 static void InitSetup(void);
  62 static void InitPlayerInfo(void);
  63 static void InitLevelInfo(void);
  64 static void InitArtworkInfo(void);
  65 static void InitLevelArtworkInfo(void);
  66 static void InitNetworkServer(void);
  67 static void InitArtworkConfig(void);
  68 static void InitImages(void);
  69 static void InitMixer(void);
  70 static void InitSound(void);
  71 static void InitMusic(void);
  72 static void InitGfx(void);
  73 static void InitGfxBackground(void);
  74 static void InitGadgets(void);
  75 static void InitElementProperties(void);
  76 static void InitElementInfo(void);
  77 static void InitGraphicInfo(void);
  78 static void InitSoundInfo();
  79 static void Execute_Command(char *);
  80
  81 void OpenAll(void)
  82 {
  83   InitGlobal();         /* initialize some global variables */
  84
  85   if (options.execute_command)
  86     Execute_Command(options.execute_command);
  87
  88   if (options.serveronly)
  89   {
  90 #if defined(PLATFORM_UNIX)
  91     NetworkServer(options.server_port, options.serveronly);
  92 #else
  93     Error(ERR_WARN, "networking only supported in Unix version");
  94 #endif
  95     exit(0);    /* never reached */
  96   }
  97
  98   InitProgramInfo(UNIX_USERDATA_DIRECTORY,
  99                   PROGRAM_TITLE_STRING, getWindowTitleString(),
 100                   ICON_TITLE_STRING, X11_ICON_FILENAME, X11_ICONMASK_FILENAME,
 101                   MSDOS_POINTER_FILENAME,
 102                   COOKIE_PREFIX, FILENAME_PREFIX, GAME_VERSION_ACTUAL);
 103
 104   InitSetup();
 105   InitPlayerInfo();
 106   InitArtworkInfo();            /* needed before loading gfx, sound & music */
 107   InitArtworkConfig();          /* needed before forking sound child process */
 108   InitMixer();
 109
 110   InitCounter();
 111
 112   InitJoysticks();
 113   InitRND(NEW_RANDOMIZE);
 114
 115   InitVideoDisplay();
 116   InitVideoBuffer(&backbuffer, &window, WIN_XSIZE, WIN_YSIZE, DEFAULT_DEPTH,
 117                   setup.fullscreen);
 118
 119   InitEventFilter(FilterMouseMotionEvents);
 120
 121   InitElementProperties();
 122   InitElementInfo();
 123
 124   InitGfx();
 125
 126   InitLevelInfo();
 127   InitLevelArtworkInfo();
 128
 129   InitImages();                 /* needs to know current level directory */
 130   InitSound();                  /* needs to know current level directory */
 131   InitMusic();                  /* needs to know current level directory */
 132
 133   InitGfxBackground();
 134
 135   if (global.autoplay_leveldir)
 136   {
 137     AutoPlayTape();
 138     return;
 139   }
 140
 141   DrawMainMenu();
 142
 143   InitNetworkServer();
 144 }
 145
 146 static void InitGlobal()
 147 {
 148   global.autoplay_leveldir = NULL;
 149
 150   global.frames_per_second = 0;
 151   global.fps_slowdown = FALSE;
 152   global.fps_slowdown_factor = 1;
 153 }
 154
 155 static void InitSetup()
 156 {
 157   LoadSetup();                                  /* global setup info */
 158 }
 159
 160 static void InitPlayerInfo()
 161 {
 162   int i;
 163
 164   /* choose default local player */
 165   local_player = &stored_player[0];
 166
 167   for (i=0; i<MAX_PLAYERS; i++)
 168     stored_player[i].connected = FALSE;
 169
 170   local_player->connected = TRUE;
 171 }
 172
 173 static void InitLevelInfo()
 174 {
 175   LoadLevelInfo();                              /* global level info */
 176   LoadLevelSetup_LastSeries();                  /* last played series info */
 177   LoadLevelSetup_SeriesInfo();                  /* last played level info */
 178 }
 179
 180 static void InitArtworkInfo()
 181 {
 182   LoadArtworkInfo();
 183 }
 184
 185 static void InitArtworkConfig()
 186 {
 187   static char *element_prefix[MAX_NUM_ELEMENTS + 1];
 188   static char *action_suffix[NUM_ACTIONS + 1];
 189   static char *direction_suffix[NUM_DIRECTIONS + 1];
 190   static char *dummy[1] = { NULL };
 191   int i;
 192
 193   for (i=0; i<MAX_NUM_ELEMENTS + 1; i++)
 194     element_prefix[i] = element_info[i].token_name;
 195   for (i=0; i<NUM_ACTIONS + 1; i++)
 196     action_suffix[i] = element_action_info[i].suffix;
 197   for (i=0; i<NUM_DIRECTIONS + 1; i++)
 198     direction_suffix[i] = element_direction_info[i].suffix;
 199
 200   InitImageList(image_config, NUM_IMAGE_FILES, image_config_suffix,
 201                 element_prefix, action_suffix, direction_suffix);
 202   InitSoundList(sound_config, NUM_SOUND_FILES, sound_config_suffix,
 203                 element_prefix, action_suffix, dummy);
 204 }
 205
 206 void InitLevelArtworkInfo()
 207 {
 208   LoadLevelArtworkInfo();
 209 }
 210
 211 void InitNetworkServer()
 212 {
 213 #if defined(PLATFORM_UNIX)
 214   int nr_wanted;
 215 #endif
 216
 217   if (!options.network)
 218     return;
 219
 220 #if defined(PLATFORM_UNIX)
 221   nr_wanted = Request("Choose player", REQ_PLAYER | REQ_STAY_CLOSED);
 222
 223   if (!ConnectToServer(options.server_host, options.server_port))
 224     Error(ERR_EXIT, "cannot connect to network game server");
 225
 226   SendToServer_PlayerName(setup.player_name);
 227   SendToServer_ProtocolVersion();
 228
 229   if (nr_wanted)
 230     SendToServer_NrWanted(nr_wanted);
 231 #endif
 232 }
 233
 234 static void InitMixer()
 235 {
 236   OpenAudio();
 237   StartMixer();
 238 }
 239
 240 static void ReinitializeGraphics()
 241 {
 242   InitGraphicInfo();    /* initialize graphic info from config file */
 243
 244   InitFontInfo(bitmap_font_initial,
 245                graphic_info[IMG_FONT_BIG].bitmap,
 246                graphic_info[IMG_FONT_MEDIUM].bitmap,
 247                graphic_info[IMG_FONT_SMALL].bitmap,
 248                graphic_info[IMG_FONT_EM].bitmap);
 249
 250   SetMainBackgroundImage(IMG_BACKGROUND_DEFAULT);
 251   SetDoorBackgroundImage(IMG_BACKGROUND_DOOR);
 252
 253   InitGadgets();
 254   InitToons();
 255 }
 256
 257 static void ReinitializeSounds()
 258 {
 259   InitSoundInfo();      /* initialize sounds info from config file */
 260 }
 261
 262 static void ReinitializeMusic()
 263 {
 264   /* currently nothing to do */
 265 }
 266
 267 static void InitImages()
 268 {
 269   ReloadCustomImages();
 270   ReinitializeGraphics();
 271 }
 272
 273 static void InitSound()
 274 {
 275   InitReloadCustomSounds(artwork.snd_current->identifier);
 276   ReinitializeSounds();
 277 }
 278
 279 static void InitMusic()
 280 {
 281   InitReloadCustomMusic(artwork.mus_current->identifier);
 282   ReinitializeMusic();
 283 }
 284
 285 static void InitTileClipmasks()
 286 {
 287 #if 0
 288 #if defined(TARGET_X11)
 289   XGCValues clip_gc_values;
 290   unsigned long clip_gc_valuemask;
 291
 292 #if defined(TARGET_X11_NATIVE)
 293
 294 #if 0
 295   GC copy_clipmask_gc;
 296
 297   static struct
 298   {
 299     int start;
 300     int count;
 301   }
 302   tile_needs_clipping[] =
 303   {
 304     { GFX_SPIELER1_UP, 4 },
 305     { GFX_SPIELER1_DOWN, 4 },
 306     { GFX_SPIELER1_LEFT, 4 },
 307     { GFX_SPIELER1_RIGHT, 4 },
 308     { GFX_SPIELER1_PUSH_LEFT, 4 },
 309     { GFX_SPIELER1_PUSH_RIGHT, 4 },
 310     { GFX_SPIELER2_UP, 4 },
 311     { GFX_SPIELER2_DOWN, 4 },
 312     { GFX_SPIELER2_LEFT, 4 },
 313     { GFX_SPIELER2_RIGHT, 4 },
 314     { GFX_SPIELER2_PUSH_LEFT, 4 },
 315     { GFX_SPIELER2_PUSH_RIGHT, 4 },
 316     { GFX_SPIELER3_UP, 4 },
 317     { GFX_SPIELER3_DOWN, 4 },
 318     { GFX_SPIELER3_LEFT, 4 },
 319     { GFX_SPIELER3_RIGHT, 4 },
 320     { GFX_SPIELER3_PUSH_LEFT, 4 },
 321     { GFX_SPIELER3_PUSH_RIGHT, 4 },
 322     { GFX_SPIELER4_UP, 4 },
 323     { GFX_SPIELER4_DOWN, 4 },
 324     { GFX_SPIELER4_LEFT, 4 },
 325     { GFX_SPIELER4_RIGHT, 4 },
 326     { GFX_SPIELER4_PUSH_LEFT, 4 },
 327     { GFX_SPIELER4_PUSH_RIGHT, 4 },
 328     { GFX_SP_MURPHY, 1 },
 329     { GFX_MURPHY_GO_LEFT, 3 },
 330     { GFX_MURPHY_GO_RIGHT, 3 },
 331     { GFX_MURPHY_SNAP_UP, 1 },
 332     { GFX_MURPHY_SNAP_DOWN, 1 },
 333     { GFX_MURPHY_SNAP_RIGHT, 1 },
 334     { GFX_MURPHY_SNAP_LEFT, 1 },
 335     { GFX_MURPHY_PUSH_RIGHT, 1 },
 336     { GFX_MURPHY_PUSH_LEFT, 1 },
 337     { GFX_GEBLUBBER, 4 },
 338     { GFX_DYNAMIT, 7 },
 339     { GFX_DYNABOMB, 4 },
 340     { GFX_EXPLOSION, 8 },
 341     { GFX_SOKOBAN_OBJEKT, 1 },
 342     { GFX_FUNKELN_BLAU, 3 },
 343     { GFX_FUNKELN_WEISS, 3 },
 344     { GFX2_SHIELD_PASSIVE, 3 },
 345     { GFX2_SHIELD_ACTIVE, 3 },
 346     { -1, 0 }
 347   };
 348 #endif
 349
 350 #endif /* TARGET_X11_NATIVE */
 351 #endif /* TARGET_X11 */
 352
 353   int i;
 354
 355   /* initialize pixmap array for special X11 tile clipping to Pixmap 'None' */
 356   for (i=0; i<NUM_TILES; i++)
 357     tile_clipmask[i] = None;
 358
 359 #if defined(TARGET_X11)
 360   /* This stuff is needed because X11 (XSetClipOrigin(), to be precise) is
 361      often very slow when preparing a masked XCopyArea() for big Pixmaps.
 362      To prevent this, create small (tile-sized) mask Pixmaps which will then
 363      be set much faster with XSetClipOrigin() and speed things up a lot. */
 364
 365   clip_gc_values.graphics_exposures = False;
 366   clip_gc_valuemask = GCGraphicsExposures;
 367   tile_clip_gc = XCreateGC(display, window->drawable,
 368                            clip_gc_valuemask, &clip_gc_values);
 369
 370 #if 0
 371   for (i=0; i<NUM_BITMAPS; i++)
 372   {
 373     if (pix[i]->clip_mask)
 374     {
 375       clip_gc_values.graphics_exposures = False;
 376       clip_gc_values.clip_mask = pix[i]->clip_mask;
 377       clip_gc_valuemask = GCGraphicsExposures | GCClipMask;
 378       pix[i]->stored_clip_gc = XCreateGC(display, window->drawable,
 379                                          clip_gc_valuemask, &clip_gc_values);
 380     }
 381   }
 382 #endif
 383
 384 #if defined(TARGET_X11_NATIVE)
 385
 386 #if 0
 387   /* create graphic context structures needed for clipping */
 388   clip_gc_values.graphics_exposures = False;
 389   clip_gc_valuemask = GCGraphicsExposures;
 390   copy_clipmask_gc = XCreateGC(display, pix[PIX_BACK]->clip_mask,
 391                                clip_gc_valuemask, &clip_gc_values);
 392
 393   /* create only those clipping Pixmaps we really need */
 394   for (i=0; tile_needs_clipping[i].start>=0; i++)
 395   {
 396     int j;
 397
 398     for (j=0; j<tile_needs_clipping[i].count; j++)
 399     {
 400       int tile = tile_needs_clipping[i].start + j;
 401       int graphic = tile;
 402       int src_x, src_y;
 403       Bitmap *src_bitmap;
 404       Pixmap src_pixmap;
 405
 406       getGraphicSource(graphic, &src_bitmap, &src_x, &src_y);
 407       src_pixmap = src_bitmap->clip_mask;
 408
 409       tile_clipmask[tile] = XCreatePixmap(display, window->drawable,
 410                                           TILEX, TILEY, 1);
 411
 412       XCopyArea(display, src_pixmap, tile_clipmask[tile], copy_clipmask_gc,
 413                 src_x, src_y, TILEX, TILEY, 0, 0);
 414     }
 415   }
 416
 417   XFreeGC(display, copy_clipmask_gc);
 418 #endif
 419
 420 #endif /* TARGET_X11_NATIVE */
 421 #endif /* TARGET_X11 */
 422 #endif
 423 }
 424
 425 void FreeTileClipmasks()
 426 {
 427 #if 0
 428 #if defined(TARGET_X11)
 429   int i;
 430
 431   for (i=0; i<NUM_TILES; i++)
 432   {
 433     if (tile_clipmask[i] != None)
 434     {
 435       XFreePixmap(display, tile_clipmask[i]);
 436       tile_clipmask[i] = None;
 437     }
 438   }
 439
 440   if (tile_clip_gc)
 441     XFreeGC(display, tile_clip_gc);
 442   tile_clip_gc = None;
 443
 444 #if 0
 445   for (i=0; i<NUM_BITMAPS; i++)
 446   {
 447     if (pix[i] != NULL && pix[i]->stored_clip_gc)
 448     {
 449       XFreeGC(display, pix[i]->stored_clip_gc);
 450       pix[i]->stored_clip_gc = None;
 451     }
 452   }
 453 #endif
 454
 455 #endif /* TARGET_X11 */
 456 #endif
 457 }
 458
 459 void InitGfx()
 460 {
 461 #if 0
 462   int i;
 463 #endif
 464
 465   /* initialize screen properties */
 466   InitGfxFieldInfo(SX, SY, SXSIZE, SYSIZE,
 467                    REAL_SX, REAL_SY, FULL_SXSIZE, FULL_SYSIZE);
 468   InitGfxDoor1Info(DX, DY, DXSIZE, DYSIZE);
 469   InitGfxDoor2Info(VX, VY, VXSIZE, VYSIZE);
 470   InitGfxScrollbufferInfo(FXSIZE, FYSIZE);
 471
 472   /* create additional image buffers for double-buffering */
 473   bitmap_db_field = CreateBitmap(FXSIZE, FYSIZE, DEFAULT_DEPTH);
 474   bitmap_db_door  = CreateBitmap(3 * DXSIZE, DYSIZE + VYSIZE, DEFAULT_DEPTH);
 475
 476 #if 0
 477   pix[PIX_FONT_SMALL] = LoadCustomImage(image_filename[PIX_FONT_SMALL]);
 478
 479   InitFontInfo(NULL, NULL, pix[PIX_FONT_SMALL], NULL);
 480 #else
 481   bitmap_font_initial = LoadCustomImage(image_filename[PIX_FONT_SMALL]);
 482
 483   InitFontInfo(bitmap_font_initial, NULL, NULL, NULL, NULL);
 484 #endif
 485
 486   DrawInitText(WINDOW_TITLE_STRING, 20, FC_YELLOW);
 487   DrawInitText(WINDOW_SUBTITLE_STRING, 50, FC_RED);
 488
 489   DrawInitText("Loading graphics:", 120, FC_GREEN);
 490
 491 #if 0
 492   for (i=0; i<NUM_PICTURES; i++)
 493   {
 494 #if 0
 495     if (i != PIX_FONT_SMALL)
 496 #endif
 497     {
 498       DrawInitText(image_filename[i], 150, FC_YELLOW);
 499
 500       pix[i] = LoadCustomImage(image_filename[i]);
 501     }
 502   }
 503 #endif
 504
 505 #if 0
 506   InitFontInfo(pix[PIX_FONT_BIG], pix[PIX_FONT_MEDIUM], pix[PIX_FONT_SMALL],
 507                pix[PIX_FONT_EM]);
 508 #endif
 509
 510   InitTileClipmasks();
 511 }
 512
 513 void InitGfxBackground()
 514 {
 515   int x, y;
 516
 517   drawto = backbuffer;
 518   fieldbuffer = bitmap_db_field;
 519   SetDrawtoField(DRAW_BACKBUFFER);
 520
 521   BlitBitmap(graphic_info[IMG_GLOBAL_BORDER].bitmap, backbuffer,
 522              0, 0, WIN_XSIZE, WIN_YSIZE, 0, 0);
 523   ClearRectangle(backbuffer, REAL_SX, REAL_SY, FULL_SXSIZE, FULL_SYSIZE);
 524   ClearRectangle(bitmap_db_door, 0, 0, 3 * DXSIZE, DYSIZE + VYSIZE);
 525
 526   for (x=0; x<MAX_BUF_XSIZE; x++)
 527     for (y=0; y<MAX_BUF_YSIZE; y++)
 528       redraw[x][y] = 0;
 529   redraw_tiles = 0;
 530   redraw_mask = REDRAW_ALL;
 531 }
 532
 533 void ReloadCustomArtwork()
 534 {
 535   static char *leveldir_current_identifier = NULL;
 536   static boolean last_override_level_graphics = FALSE;
 537   static boolean last_override_level_sounds = FALSE;
 538   static boolean last_override_level_music = FALSE;
 539   /* identifier for new artwork; default: artwork configured in setup */
 540   char *gfx_new_identifier = artwork.gfx_current->identifier;
 541   char *snd_new_identifier = artwork.snd_current->identifier;
 542   char *mus_new_identifier = artwork.mus_current->identifier;
 543   boolean redraw_screen = FALSE;
 544
 545   if (leveldir_current_identifier == NULL)
 546     leveldir_current_identifier = leveldir_current->identifier;
 547
 548 #if 0
 549   printf("CURRENT GFX: '%s' ['%s']\n", artwork.gfx_current->identifier,
 550          leveldir_current->graphics_set);
 551   printf("CURRENT LEV: '%s' / '%s'\n", leveldir_current_identifier,
 552          leveldir_current->identifier);
 553 #endif
 554
 555 #if 0
 556   printf("graphics --> '%s' ('%s')\n",
 557          artwork.gfx_current_identifier, artwork.gfx_current->filename);
 558   printf("sounds   --> '%s' ('%s')\n",
 559          artwork.snd_current_identifier, artwork.snd_current->filename);
 560   printf("music    --> '%s' ('%s')\n",
 561          artwork.mus_current_identifier, artwork.mus_current->filename);
 562 #endif
 563
 564   /* leveldir_current may be invalid (level group, parent link) */
 565   if (!validLevelSeries(leveldir_current))
 566     return;
 567
 568   /* when a new level series was selected, check if there was a change
 569      in custom artwork stored in level series directory */
 570   if (leveldir_current_identifier != leveldir_current->identifier)
 571   {
 572     char *identifier_old = leveldir_current_identifier;
 573     char *identifier_new = leveldir_current->identifier;
 574
 575     if (getTreeInfoFromIdentifier(artwork.gfx_first, identifier_old) !=
 576         getTreeInfoFromIdentifier(artwork.gfx_first, identifier_new))
 577       gfx_new_identifier = identifier_new;
 578     if (getTreeInfoFromIdentifier(artwork.snd_first, identifier_old) !=
 579         getTreeInfoFromIdentifier(artwork.snd_first, identifier_new))
 580       snd_new_identifier = identifier_new;
 581     if (getTreeInfoFromIdentifier(artwork.mus_first, identifier_new) !=
 582         getTreeInfoFromIdentifier(artwork.mus_first, identifier_new))
 583       mus_new_identifier = identifier_new;
 584
 585     leveldir_current_identifier = leveldir_current->identifier;
 586   }
 587
 588   /* custom level artwork configured in level series configuration file
 589      always overrides custom level artwork stored in level series directory
 590      and (level independant) custom artwork configured in setup menue */
 591   if (leveldir_current->graphics_set != NULL)
 592     gfx_new_identifier = leveldir_current->graphics_set;
 593   if (leveldir_current->sounds_set != NULL)
 594     snd_new_identifier = leveldir_current->sounds_set;
 595   if (leveldir_current->music_set != NULL)
 596     mus_new_identifier = leveldir_current->music_set;
 597
 598   if (strcmp(artwork.gfx_current_identifier, gfx_new_identifier) != 0 ||
 599       last_override_level_graphics != setup.override_level_graphics)
 600   {
 601 #if 0
 602     printf("RELOADING GRAPHICS '%s' -> '%s' ('%s')\n",
 603            artwork.gfx_current_identifier,
 604            artwork.gfx_current->identifier,
 605            gfx_new_identifier);
 606 #endif
 607
 608     setLevelArtworkDir(artwork.gfx_first);
 609
 610     ClearRectangle(window, 0, 0, WIN_XSIZE, WIN_YSIZE);
 611
 612     ReloadCustomImages();
 613     ReinitializeGraphics();
 614
 615     FreeTileClipmasks();
 616     InitTileClipmasks();
 617
 618     artwork.gfx_current_identifier = artwork.gfx_current->identifier;
 619     last_override_level_graphics = setup.override_level_graphics;
 620
 621     redraw_screen = TRUE;
 622   }
 623
 624   if (strcmp(artwork.snd_current_identifier, snd_new_identifier) != 0 ||
 625       last_override_level_sounds != setup.override_level_sounds)
 626   {
 627 #if 0
 628     printf("RELOADING SOUNDS '%s' -> '%s' ('%s')\n",
 629            artwork.snd_current_identifier,
 630            artwork.snd_current->identifier,
 631            snd_new_identifier);
 632 #endif
 633
 634     /* set artwork path to send it to the sound server process */
 635     setLevelArtworkDir(artwork.snd_first);
 636
 637     InitReloadCustomSounds(snd_new_identifier);
 638     ReinitializeSounds();
 639
 640     artwork.snd_current_identifier = artwork.snd_current->identifier;
 641     last_override_level_sounds = setup.override_level_sounds;
 642
 643     redraw_screen = TRUE;
 644   }
 645
 646   if (strcmp(artwork.mus_current_identifier, mus_new_identifier) != 0 ||
 647       last_override_level_music != setup.override_level_music)
 648   {
 649     /* set artwork path to send it to the sound server process */
 650     setLevelArtworkDir(artwork.mus_first);
 651
 652     InitReloadCustomMusic(mus_new_identifier);
 653     ReinitializeMusic();
 654
 655     artwork.mus_current_identifier = artwork.mus_current->identifier;
 656     last_override_level_music = setup.override_level_music;
 657
 658     redraw_screen = TRUE;
 659   }
 660
 661   if (redraw_screen)
 662   {
 663     InitGfxBackground();
 664
 665     /* force redraw of (open or closed) door graphics */
 666     SetDoorState(DOOR_OPEN_ALL);
 667     CloseDoor(DOOR_CLOSE_ALL | DOOR_NO_DELAY);
 668   }
 669 }
 670
 671 void FreeGadgets()
 672 {
 673   FreeLevelEditorGadgets();
 674   FreeGameButtons();
 675   FreeTapeButtons();
 676   FreeToolButtons();
 677   FreeScreenGadgets();
 678 }
 679
 680 void InitGadgets()
 681 {
 682   static boolean gadgets_initialized = FALSE;
 683
 684   if (gadgets_initialized)
 685     FreeGadgets();
 686
 687   CreateLevelEditorGadgets();
 688   CreateGameButtons();
 689   CreateTapeButtons();
 690   CreateToolButtons();
 691   CreateScreenGadgets();
 692
 693   gadgets_initialized = TRUE;
 694 }
 695
 696 void InitElementInfo()
 697 {
 698   int i, act, dir;
 699
 700   /* set values to -1 to identify later as "uninitialized" values */
 701   for (i=0; i<MAX_NUM_ELEMENTS; i++)
 702   {
 703     for (act=0; act<NUM_ACTIONS; act++)
 704     {
 705       element_info[i].graphic[act] = -1;
 706
 707       for (dir=0; dir<NUM_DIRECTIONS; dir++)
 708         element_info[i].direction_graphic[act][dir] = -1;
 709     }
 710   }
 711
 712   for (i=EL_CHAR_START; i<=EL_CHAR_END; i++)
 713     element_info[i].graphic[ACTION_DEFAULT] =
 714       IMG_CHAR_START + (i - EL_CHAR_START);
 715
 716   for (i=EL_CUSTOM_START; i<=EL_CUSTOM_END; i++)
 717     element_info[i].graphic[ACTION_DEFAULT] =
 718       IMG_CUSTOM_START + (i - EL_CUSTOM_START);
 719
 720   i = 0;
 721   while (element_to_graphic[i].element > -1)
 722   {
 723     int element   = element_to_graphic[i].element;
 724     int direction = element_to_graphic[i].direction;
 725     int action    = element_to_graphic[i].action;
 726     int graphic   = element_to_graphic[i].graphic;
 727
 728     if (action < 0)
 729       action = ACTION_DEFAULT;
 730
 731     if (direction > -1)
 732     {
 733       direction = MV_DIR_BIT(direction);
 734
 735       element_info[element].direction_graphic[action][direction] = graphic;
 736     }
 737     else
 738       element_info[element].graphic[action] = graphic;
 739
 740     i++;
 741   }
 742
 743   /* now set all '-1' values to element specific default values */
 744   for (i=0; i<MAX_NUM_ELEMENTS; i++)
 745   {
 746     int default_action_graphic = element_info[i].graphic[ACTION_DEFAULT];
 747     int default_action_direction_graphic[NUM_DIRECTIONS];
 748
 749     if (default_action_graphic == -1)
 750       default_action_graphic = IMG_CHAR_QUESTION;
 751
 752     for (dir=0; dir<NUM_DIRECTIONS; dir++)
 753     {
 754       default_action_direction_graphic[dir] =
 755         element_info[i].direction_graphic[ACTION_DEFAULT][dir];
 756
 757       if (default_action_direction_graphic[dir] == -1)
 758         default_action_direction_graphic[dir] = default_action_graphic;
 759     }
 760
 761     for (act=0; act<NUM_ACTIONS; act++)
 762     {
 763       for (dir=0; dir<NUM_DIRECTIONS; dir++)
 764       {
 765         int default_direction_graphic = element_info[i].graphic[act];
 766
 767         /* no graphic for current action -- use default direction graphic */
 768         if (default_direction_graphic == -1)
 769           default_direction_graphic = default_action_direction_graphic[dir];
 770
 771         if (element_info[i].direction_graphic[act][dir] == -1)
 772           element_info[i].direction_graphic[act][dir] =
 773             default_direction_graphic;
 774       }
 775
 776       /* no graphic for this specific action -- use default action graphic */
 777       if (element_info[i].graphic[act] == -1)
 778         element_info[i].graphic[act] = default_action_graphic;
 779     }
 780   }
 781 }
 782
 783 static void set_graphic_parameters(int graphic, int *parameter)
 784 {
 785   Bitmap *src_bitmap = getBitmapFromImageID(graphic);
 786   int num_xtiles = (src_bitmap ? src_bitmap->width          : TILEX) / TILEX;
 787   int num_ytiles = (src_bitmap ? src_bitmap->height * 2 / 3 : TILEY) / TILEY;
 788
 789   graphic_info[graphic].bitmap = src_bitmap;
 790
 791   graphic_info[graphic].src_x = parameter[GFX_ARG_XPOS] * TILEX;
 792   graphic_info[graphic].src_y = parameter[GFX_ARG_YPOS] * TILEY;
 793   graphic_info[graphic].offset_x = parameter[GFX_ARG_OFFSET];
 794   graphic_info[graphic].offset_y = 0;
 795
 796   /* animation frames are ordered vertically instead of horizontally */
 797   if (parameter[GFX_ARG_VERTICAL])
 798   {
 799     graphic_info[graphic].offset_x = 0;
 800     graphic_info[graphic].offset_y = parameter[GFX_ARG_OFFSET];
 801   }
 802
 803   /* optionally, the x and y offset of frames can be specified directly */
 804   if (parameter[GFX_ARG_XOFFSET] != ARG_UNDEFINED_VALUE)
 805     graphic_info[graphic].offset_x = parameter[GFX_ARG_XOFFSET];
 806   if (parameter[GFX_ARG_YOFFSET] != ARG_UNDEFINED_VALUE)
 807     graphic_info[graphic].offset_y = parameter[GFX_ARG_YOFFSET];
 808
 809   /* automatically determine correct number of frames, if not defined */
 810   if (parameter[GFX_ARG_FRAMES] != ARG_UNDEFINED_VALUE)
 811     graphic_info[graphic].anim_frames = parameter[GFX_ARG_FRAMES];
 812   else if (parameter[GFX_ARG_XPOS] == 0 && !parameter[GFX_ARG_VERTICAL])
 813     graphic_info[graphic].anim_frames = num_xtiles;
 814   else if (parameter[GFX_ARG_YPOS] == 0 && parameter[GFX_ARG_VERTICAL])
 815     graphic_info[graphic].anim_frames = num_ytiles;
 816   else
 817     graphic_info[graphic].anim_frames = 1;
 818
 819   graphic_info[graphic].anim_delay = parameter[GFX_ARG_DELAY];
 820   if (graphic_info[graphic].anim_delay == 0)    /* delay must be at least 1 */
 821     graphic_info[graphic].anim_delay = 1;
 822
 823   /* set mode for animation frame order */
 824   if (parameter[GFX_ARG_MODE_LOOP])
 825     graphic_info[graphic].anim_mode = ANIM_LOOP;
 826   else if (parameter[GFX_ARG_MODE_LINEAR])
 827     graphic_info[graphic].anim_mode = ANIM_LINEAR;
 828   else if (parameter[GFX_ARG_MODE_PINGPONG])
 829     graphic_info[graphic].anim_mode = ANIM_PINGPONG;
 830   else if (parameter[GFX_ARG_MODE_PINGPONG2])
 831     graphic_info[graphic].anim_mode = ANIM_PINGPONG2;
 832   else if (parameter[GFX_ARG_MODE_RANDOM])
 833     graphic_info[graphic].anim_mode = ANIM_RANDOM;
 834   else if (graphic_info[graphic].anim_frames > 1)
 835     graphic_info[graphic].anim_mode = ANIM_LOOP;
 836   else
 837     graphic_info[graphic].anim_mode = ANIM_NONE;
 838
 839   /* set additional flag to play animation frames in reverse order */
 840   if (parameter[GFX_ARG_MODE_REVERSE])
 841     graphic_info[graphic].anim_mode |= ANIM_REVERSE;
 842
 843   /* automatically determine correct start frame, if not defined */
 844   if (parameter[GFX_ARG_START_FRAME] == ARG_UNDEFINED_VALUE)
 845     graphic_info[graphic].anim_start_frame = 0;
 846   else if (graphic_info[graphic].anim_mode & ANIM_REVERSE)
 847     graphic_info[graphic].anim_start_frame =
 848       graphic_info[graphic].anim_frames - parameter[GFX_ARG_START_FRAME] - 1;
 849   else
 850     graphic_info[graphic].anim_start_frame = parameter[GFX_ARG_START_FRAME];
 851
 852   /* animation synchronized with global frame counter, not move position */
 853   graphic_info[graphic].anim_global_sync = parameter[GFX_ARG_GLOBAL_SYNC];
 854 }
 855
 856 static void InitGraphicInfo()
 857 {
 858   static boolean clipmasks_initialized = FALSE;
 859   int i;
 860 #if defined(TARGET_X11_NATIVE_PERFORMANCE_WORKAROUND)
 861   Pixmap src_pixmap;
 862   XGCValues clip_gc_values;
 863   unsigned long clip_gc_valuemask;
 864   GC copy_clipmask_gc = None;
 865 #endif
 866
 867   image_files = getCurrentImageList();
 868
 869 #if defined(TARGET_X11_NATIVE_PERFORMANCE_WORKAROUND)
 870   if (clipmasks_initialized)
 871   {
 872     for (i=0; i<NUM_IMAGE_FILES; i++)
 873     {
 874       if (graphic_info[i].clip_mask)
 875         XFreePixmap(display, graphic_info[i].clip_mask);
 876       if (graphic_info[i].clip_gc)
 877         XFreeGC(display, graphic_info[i].clip_gc);
 878
 879       graphic_info[i].clip_mask = None;
 880       graphic_info[i].clip_gc = None;
 881     }
 882   }
 883 #endif
 884
 885   for (i=0; i<NUM_IMAGE_FILES; i++)
 886   {
 887     Bitmap *src_bitmap;
 888     int src_x, src_y;
 889     int first_frame, last_frame;
 890
 891     set_graphic_parameters(i, image_files[i].parameter);
 892
 893     /* now check if no animation frames are outside of the loaded image */
 894
 895     if (graphic_info[i].bitmap == NULL)
 896       continue;         /* skip check for optional images that are undefined */
 897
 898     first_frame = 0;
 899     getGraphicSource(i, first_frame, &src_bitmap, &src_x, &src_y);
 900     if (src_x < 0 || src_y < 0 ||
 901         src_x + TILEX > src_bitmap->width ||
 902         src_y + TILEY > src_bitmap->height)
 903     {
 904       Error(ERR_RETURN_LINE, "-");
 905       Error(ERR_RETURN, "warning: error found in config file:");
 906       Error(ERR_RETURN, "- config file: '%s'",
 907             getImageConfigFilename());
 908       Error(ERR_RETURN, "- config token: '%s'",
 909             getTokenFromImageID(i));
 910       Error(ERR_RETURN, "- image file: '%s'",
 911             src_bitmap->source_filename);
 912       Error(ERR_RETURN,
 913             "error: first animation frame out of bounds (%d, %d)",
 914             src_x, src_y);
 915       Error(ERR_RETURN, "custom graphic rejected for this element/action");
 916       Error(ERR_RETURN_LINE, "-");
 917
 918       set_graphic_parameters(i, image_files[i].default_parameter);
 919     }
 920
 921     last_frame = graphic_info[i].anim_frames - 1;
 922     getGraphicSource(i, last_frame, &src_bitmap, &src_x, &src_y);
 923     if (src_x < 0 || src_y < 0 ||
 924         src_x + TILEX > src_bitmap->width ||
 925         src_y + TILEY > src_bitmap->height)
 926     {
 927       Error(ERR_RETURN_LINE, "-");
 928       Error(ERR_RETURN, "warning: error found in config file:");
 929       Error(ERR_RETURN, "- config file: '%s'",
 930             getImageConfigFilename());
 931       Error(ERR_RETURN, "- config token: '%s'",
 932             getTokenFromImageID(i));
 933       Error(ERR_RETURN, "- image file: '%s'",
 934             src_bitmap->source_filename);
 935       Error(ERR_RETURN,
 936             "error: last animation frame (%d) out of bounds (%d, %d)",
 937             last_frame, src_x, src_y);
 938       Error(ERR_RETURN, "custom graphic rejected for this element/action");
 939       Error(ERR_RETURN_LINE, "-");
 940
 941       set_graphic_parameters(i, image_files[i].default_parameter);
 942     }
 943
 944 #if defined(TARGET_X11_NATIVE_PERFORMANCE_WORKAROUND)
 945     /* currently we need only a tile clip mask from the first frame */
 946     getGraphicSource(i, first_frame, &src_bitmap, &src_x, &src_y);
 947
 948     if (copy_clipmask_gc == None)
 949     {
 950       clip_gc_values.graphics_exposures = False;
 951       clip_gc_valuemask = GCGraphicsExposures;
 952       copy_clipmask_gc = XCreateGC(display, src_bitmap->clip_mask,
 953                                    clip_gc_valuemask, &clip_gc_values);
 954     }
 955
 956     graphic_info[i].clip_mask =
 957       XCreatePixmap(display, window->drawable, TILEX, TILEY, 1);
 958
 959     src_pixmap = src_bitmap->clip_mask;
 960     XCopyArea(display, src_pixmap, graphic_info[i].clip_mask,
 961               copy_clipmask_gc, src_x, src_y, TILEX, TILEY, 0, 0);
 962
 963     clip_gc_values.graphics_exposures = False;
 964     clip_gc_values.clip_mask = graphic_info[i].clip_mask;
 965     clip_gc_valuemask = GCGraphicsExposures | GCClipMask;
 966     graphic_info[i].clip_gc =
 967       XCreateGC(display, window->drawable, clip_gc_valuemask, &clip_gc_values);
 968 #endif
 969   }
 970
 971 #if defined(TARGET_X11_NATIVE_PERFORMANCE_WORKAROUND)
 972   if (copy_clipmask_gc)
 973     XFreeGC(display, copy_clipmask_gc);
 974 #endif
 975
 976   clipmasks_initialized = TRUE;
 977 }
 978
 979 static void set_sound_parameters(int sound, int *parameter)
 980 {
 981   /* explicit loop mode setting in configuration overrides default value */
 982   if (parameter[SND_ARG_MODE_LOOP] != ARG_UNDEFINED_VALUE)
 983     sound_info[sound].loop = parameter[SND_ARG_MODE_LOOP];
 984 }
 985
 986 static void InitSoundInfo()
 987 {
 988   int sound_effect_properties[NUM_SOUND_FILES];
 989   int i, j;
 990
 991   sound_files = getCurrentSoundList();
 992
 993   /* initialize sound effect for all elements to "no sound" */
 994   for (i=0; i<MAX_NUM_ELEMENTS; i++)
 995     for (j=0; j<NUM_ACTIONS; j++)
 996       element_info[i].sound[j] = SND_UNDEFINED;
 997
 998   for (i=0; i<NUM_SOUND_FILES; i++)
 999   {
1000     int len_effect_text = strlen(sound_files[i].token);
1001
1002     sound_effect_properties[i] = ACTION_OTHER;
1003     sound_info[i].loop = FALSE;
1004
1005     /* determine all loop sounds and identify certain sound classes */
1006
1007     for (j=0; element_action_info[j].suffix; j++)
1008     {
1009       int len_action_text = strlen(element_action_info[j].suffix);
1010
1011       if (len_action_text < len_effect_text &&
1012           strcmp(&sound_files[i].token[len_effect_text - len_action_text],
1013                  element_action_info[j].suffix) == 0)
1014       {
1015         sound_effect_properties[i] = element_action_info[j].value;
1016
1017         if (element_action_info[j].is_loop_sound)
1018           sound_info[i].loop = TRUE;
1019       }
1020     }
1021
1022     /* associate elements and some selected sound actions */
1023
1024     for (j=0; j<MAX_NUM_ELEMENTS; j++)
1025     {
1026       if (element_info[j].sound_class_name)
1027       {
1028         int len_class_text = strlen(element_info[j].sound_class_name);
1029
1030         if (len_class_text + 1 < len_effect_text &&
1031             strncmp(sound_files[i].token,
1032                     element_info[j].sound_class_name, len_class_text) == 0 &&
1033             sound_files[i].token[len_class_text] == '.')
1034         {
1035           int sound_action_value = sound_effect_properties[i];
1036
1037           element_info[j].sound[sound_action_value] = i;
1038         }
1039       }
1040     }
1041
1042     set_sound_parameters(i, sound_files[i].parameter);
1043   }
1044
1045 #if 0
1046   /* TEST ONLY */
1047   {
1048     int element = EL_SAND;
1049     int sound_action = ACTION_DIGGING;
1050     int j = 0;
1051
1052     while (element_action_info[j].suffix)
1053     {
1054       if (element_action_info[j].value == sound_action)
1055         printf("element %d, sound action '%s'  == %d\n",
1056                element, element_action_info[j].suffix,
1057                element_info_[element].sound[sound_action]);
1058       j++;
1059     }
1060   }
1061 #endif
1062 }
1063
1064 void InitElementProperties()
1065 {
1066   int i, j;
1067
1068   static int ep_amoebalive[] =
1069   {
1070     EL_AMOEBA_WET,
1071     EL_AMOEBA_DRY,
1072     EL_AMOEBA_FULL,
1073     EL_BD_AMOEBA
1074   };
1075   static int ep_amoebalive_num = SIZEOF_ARRAY_INT(ep_amoebalive);
1076
1077   static int ep_amoeboid[] =
1078   {
1079     EL_AMOEBA_DEAD,
1080     EL_AMOEBA_WET,
1081     EL_AMOEBA_DRY,
1082     EL_AMOEBA_FULL,
1083     EL_BD_AMOEBA
1084   };
1085   static int ep_amoeboid_num = SIZEOF_ARRAY_INT(ep_amoeboid);
1086
1087   static int ep_schluessel[] =
1088   {
1089     EL_KEY1,
1090     EL_KEY2,
1091     EL_KEY3,
1092     EL_KEY4,
1093     EL_EM_KEY1,
1094     EL_EM_KEY2,
1095     EL_EM_KEY3,
1096     EL_EM_KEY4
1097   };
1098   static int ep_schluessel_num = SIZEOF_ARRAY_INT(ep_schluessel);
1099
1100   static int ep_pforte[] =
1101   {
1102     EL_GATE1,
1103     EL_GATE2,
1104     EL_GATE3,
1105     EL_GATE4,
1106     EL_GATE1_GRAY,
1107     EL_GATE2_GRAY,
1108     EL_GATE3_GRAY,
1109     EL_GATE4_GRAY,
1110     EL_EM_GATE1,
1111     EL_EM_GATE2,
1112     EL_EM_GATE3,
1113     EL_EM_GATE4,
1114     EL_EM_GATE1_GRAY,
1115     EL_EM_GATE2_GRAY,
1116     EL_EM_GATE3_GRAY,
1117     EL_EM_GATE4_GRAY,
1118     EL_SWITCHGATE_OPEN,
1119     EL_SWITCHGATE_OPENING,
1120     EL_SWITCHGATE_CLOSED,
1121     EL_SWITCHGATE_CLOSING,
1122     EL_TIMEGATE_OPEN,
1123     EL_TIMEGATE_OPENING,
1124     EL_TIMEGATE_CLOSED,
1125     EL_TIMEGATE_CLOSING,
1126     EL_TUBE_ALL,
1127     EL_TUBE_VERTICAL,
1128     EL_TUBE_HORIZONTAL,
1129     EL_TUBE_VERTICAL_LEFT,
1130     EL_TUBE_VERTICAL_RIGHT,
1131     EL_TUBE_HORIZONTAL_UP,
1132     EL_TUBE_HORIZONTAL_DOWN,
1133     EL_TUBE_LEFT_UP,
1134     EL_TUBE_LEFT_DOWN,
1135     EL_TUBE_RIGHT_UP,
1136     EL_TUBE_RIGHT_DOWN
1137   };
1138   static int ep_pforte_num = SIZEOF_ARRAY_INT(ep_pforte);
1139
1140   static int ep_solid[] =
1141   {
1142     EL_STEELWALL,
1143     EL_WALL,
1144     EL_WALL_GROWING,
1145     EL_WALL_GROWING_X,
1146     EL_WALL_GROWING_Y,
1147     EL_WALL_GROWING_XY,
1148     EL_BD_WALL,
1149     EL_WALL_CRUMBLED,
1150     EL_EXIT_CLOSED,
1151     EL_EXIT_OPENING,
1152     EL_EXIT_OPEN,
1153     EL_AMOEBA_DEAD,
1154     EL_AMOEBA_WET,
1155     EL_AMOEBA_DRY,
1156     EL_AMOEBA_FULL,
1157     EL_BD_AMOEBA,
1158     EL_QUICKSAND_FULL,
1159     EL_QUICKSAND_EMPTY,
1160     EL_QUICKSAND_FILLING,
1161     EL_QUICKSAND_EMPTYING,
1162     EL_MAGIC_WALL,
1163     EL_MAGIC_WALL_ACTIVE,
1164     EL_MAGIC_WALL_EMPTYING,
1165     EL_MAGIC_WALL_FILLING,
1166     EL_MAGIC_WALL_FULL,
1167     EL_MAGIC_WALL_DEAD,
1168     EL_BD_MAGIC_WALL,
1169     EL_BD_MAGIC_WALL_ACTIVE,
1170     EL_BD_MAGIC_WALL_EMPTYING,
1171     EL_BD_MAGIC_WALL_FULL,
1172     EL_BD_MAGIC_WALL_FILLING,
1173     EL_BD_MAGIC_WALL_DEAD,
1174     EL_GAMEOFLIFE,
1175     EL_BIOMAZE,
1176     EL_ACIDPOOL_TOPLEFT,
1177     EL_ACIDPOOL_TOPRIGHT,
1178     EL_ACIDPOOL_BOTTOMLEFT,
1179     EL_ACIDPOOL_BOTTOM,
1180     EL_ACIDPOOL_BOTTOMRIGHT,
1181     EL_SP_CHIP_SINGLE,
1182     EL_SP_CHIP_LEFT,
1183     EL_SP_CHIP_RIGHT,
1184     EL_SP_CHIP_UPPER,
1185     EL_SP_CHIP_LOWER,
1186     EL_SP_HARD_GRAY,
1187     EL_SP_HARD_GREEN,
1188     EL_SP_HARD_BLUE,
1189     EL_SP_HARD_RED,
1190     EL_SP_HARD_YELLOW,
1191     EL_SP_HARD_BASE1,
1192     EL_SP_HARD_BASE2,
1193     EL_SP_HARD_BASE3,
1194     EL_SP_HARD_BASE4,
1195     EL_SP_HARD_BASE5,
1196     EL_SP_HARD_BASE6,
1197     EL_SP_TERMINAL,
1198     EL_SP_TERMINAL_ACTIVE,
1199     EL_SP_EXIT_CLOSED,
1200     EL_SP_EXIT_OPEN,
1201     EL_INVISIBLE_STEELWALL,
1202     EL_INVISIBLE_STEELWALL_ACTIVE,
1203     EL_INVISIBLE_WALL,
1204     EL_INVISIBLE_WALL_ACTIVE,
1205     EL_CONVEYOR_BELT1_SWITCH_LEFT,
1206     EL_CONVEYOR_BELT1_SWITCH_MIDDLE,
1207     EL_CONVEYOR_BELT1_SWITCH_RIGHT,
1208     EL_CONVEYOR_BELT2_SWITCH_LEFT,
1209     EL_CONVEYOR_BELT2_SWITCH_MIDDLE,
1210     EL_CONVEYOR_BELT2_SWITCH_RIGHT,
1211     EL_CONVEYOR_BELT3_SWITCH_LEFT,
1212     EL_CONVEYOR_BELT3_SWITCH_MIDDLE,
1213     EL_CONVEYOR_BELT3_SWITCH_RIGHT,
1214     EL_CONVEYOR_BELT4_SWITCH_LEFT,
1215     EL_CONVEYOR_BELT4_SWITCH_MIDDLE,
1216     EL_CONVEYOR_BELT4_SWITCH_RIGHT,
1217     EL_SWITCHGATE_SWITCH_UP,
1218     EL_SWITCHGATE_SWITCH_DOWN,
1219     EL_LIGHT_SWITCH,
1220     EL_LIGHT_SWITCH_ACTIVE,
1221     EL_TIMEGATE_SWITCH,
1222     EL_TIMEGATE_SWITCH_ACTIVE,
1223     EL_SIGN_EXCLAMATION,
1224     EL_SIGN_RADIOACTIVITY,
1225     EL_SIGN_STOP,
1226     EL_SIGN_WHEELCHAIR,
1227     EL_SIGN_PARKING,
1228     EL_SIGN_ONEWAY,
1229     EL_SIGN_HEART,
1230     EL_SIGN_TRIANGLE,
1231     EL_SIGN_ROUND,
1232     EL_SIGN_EXIT,
1233     EL_SIGN_YINYANG,
1234     EL_SIGN_OTHER,
1235     EL_STEELWALL_SLANTED,
1236     EL_EMC_STEELWALL1,
1237     EL_EMC_STEELWALL2,
1238     EL_EMC_STEELWALL3,
1239     EL_EMC_STEELWALL4,
1240     EL_EMC_WALL_PILLAR_UPPER,
1241     EL_EMC_WALL_PILLAR_MIDDLE,
1242     EL_EMC_WALL_PILLAR_LOWER,
1243     EL_EMC_WALL4,
1244     EL_EMC_WALL5,
1245     EL_EMC_WALL6,
1246     EL_EMC_WALL7,
1247     EL_EMC_WALL8,
1248     EL_CRYSTAL,
1249     EL_WALL_PEARL,
1250     EL_WALL_CRYSTAL,
1251     EL_GATE1,
1252     EL_GATE2,
1253     EL_GATE3,
1254     EL_GATE4,
1255     EL_GATE1_GRAY,
1256     EL_GATE2_GRAY,
1257     EL_GATE3_GRAY,
1258     EL_GATE4_GRAY,
1259     EL_EM_GATE1,
1260     EL_EM_GATE2,
1261     EL_EM_GATE3,
1262     EL_EM_GATE4,
1263     EL_EM_GATE1_GRAY,
1264     EL_EM_GATE2_GRAY,
1265     EL_EM_GATE3_GRAY,
1266     EL_EM_GATE4_GRAY,
1267     EL_SWITCHGATE_OPEN,
1268     EL_SWITCHGATE_OPENING,
1269     EL_SWITCHGATE_CLOSED,
1270     EL_SWITCHGATE_CLOSING,
1271     EL_TIMEGATE_OPEN,
1272     EL_TIMEGATE_OPENING,
1273     EL_TIMEGATE_CLOSED,
1274     EL_TIMEGATE_CLOSING,
1275     EL_TUBE_ALL,
1276     EL_TUBE_VERTICAL,
1277     EL_TUBE_HORIZONTAL,
1278     EL_TUBE_VERTICAL_LEFT,
1279     EL_TUBE_VERTICAL_RIGHT,
1280     EL_TUBE_HORIZONTAL_UP,
1281     EL_TUBE_HORIZONTAL_DOWN,
1282     EL_TUBE_LEFT_UP,
1283     EL_TUBE_LEFT_DOWN,
1284     EL_TUBE_RIGHT_UP,
1285     EL_TUBE_RIGHT_DOWN
1286   };
1287   static int ep_solid_num = SIZEOF_ARRAY_INT(ep_solid);
1288
1289   static int ep_massive[] =
1290   {
1291     EL_STEELWALL,
1292     EL_ACID,
1293     EL_ACIDPOOL_TOPLEFT,
1294     EL_ACIDPOOL_TOPRIGHT,
1295     EL_ACIDPOOL_BOTTOMLEFT,
1296     EL_ACIDPOOL_BOTTOM,
1297     EL_ACIDPOOL_BOTTOMRIGHT,
1298     EL_SP_HARD_GRAY,
1299     EL_SP_HARD_GREEN,
1300     EL_SP_HARD_BLUE,
1301     EL_SP_HARD_RED,
1302     EL_SP_HARD_YELLOW,
1303     EL_SP_HARD_BASE1,
1304     EL_SP_HARD_BASE2,
1305     EL_SP_HARD_BASE3,
1306     EL_SP_HARD_BASE4,
1307     EL_SP_HARD_BASE5,
1308     EL_SP_HARD_BASE6,
1309     EL_INVISIBLE_STEELWALL,
1310     EL_INVISIBLE_STEELWALL_ACTIVE,
1311     EL_CONVEYOR_BELT1_SWITCH_LEFT,
1312     EL_CONVEYOR_BELT1_SWITCH_MIDDLE,
1313     EL_CONVEYOR_BELT1_SWITCH_RIGHT,
1314     EL_CONVEYOR_BELT2_SWITCH_LEFT,
1315     EL_CONVEYOR_BELT2_SWITCH_MIDDLE,
1316     EL_CONVEYOR_BELT2_SWITCH_RIGHT,
1317     EL_CONVEYOR_BELT3_SWITCH_LEFT,
1318     EL_CONVEYOR_BELT3_SWITCH_MIDDLE,
1319     EL_CONVEYOR_BELT3_SWITCH_RIGHT,
1320     EL_CONVEYOR_BELT4_SWITCH_LEFT,
1321     EL_CONVEYOR_BELT4_SWITCH_MIDDLE,
1322     EL_CONVEYOR_BELT4_SWITCH_RIGHT,
1323     EL_LIGHT_SWITCH,
1324     EL_LIGHT_SWITCH_ACTIVE,
1325     EL_SIGN_EXCLAMATION,
1326     EL_SIGN_RADIOACTIVITY,
1327     EL_SIGN_STOP,
1328     EL_SIGN_WHEELCHAIR,
1329     EL_SIGN_PARKING,
1330     EL_SIGN_ONEWAY,
1331     EL_SIGN_HEART,
1332     EL_SIGN_TRIANGLE,
1333     EL_SIGN_ROUND,
1334     EL_SIGN_EXIT,
1335     EL_SIGN_YINYANG,
1336     EL_SIGN_OTHER,
1337     EL_STEELWALL_SLANTED,
1338     EL_EMC_STEELWALL1,
1339     EL_EMC_STEELWALL2,
1340     EL_EMC_STEELWALL3,
1341     EL_EMC_STEELWALL4,
1342     EL_CRYSTAL,
1343     EL_GATE1,
1344     EL_GATE2,
1345     EL_GATE3,
1346     EL_GATE4,
1347     EL_GATE1_GRAY,
1348     EL_GATE2_GRAY,
1349     EL_GATE3_GRAY,
1350     EL_GATE4_GRAY,
1351     EL_EM_GATE1,
1352     EL_EM_GATE2,
1353     EL_EM_GATE3,
1354     EL_EM_GATE4,
1355     EL_EM_GATE1_GRAY,
1356     EL_EM_GATE2_GRAY,
1357     EL_EM_GATE3_GRAY,
1358     EL_EM_GATE4_GRAY,
1359     EL_SWITCHGATE_OPEN,
1360     EL_SWITCHGATE_OPENING,
1361     EL_SWITCHGATE_CLOSED,
1362     EL_SWITCHGATE_CLOSING,
1363     EL_TIMEGATE_OPEN,
1364     EL_TIMEGATE_OPENING,
1365     EL_TIMEGATE_CLOSED,
1366     EL_TIMEGATE_CLOSING,
1367     EL_TUBE_ALL,
1368     EL_TUBE_VERTICAL,
1369     EL_TUBE_HORIZONTAL,
1370     EL_TUBE_VERTICAL_LEFT,
1371     EL_TUBE_VERTICAL_RIGHT,
1372     EL_TUBE_HORIZONTAL_UP,
1373     EL_TUBE_HORIZONTAL_DOWN,
1374     EL_TUBE_LEFT_UP,
1375     EL_TUBE_LEFT_DOWN,
1376     EL_TUBE_RIGHT_UP,
1377     EL_TUBE_RIGHT_DOWN
1378   };
1379   static int ep_massive_num = SIZEOF_ARRAY_INT(ep_massive);
1380
1381   static int ep_slippery[] =
1382   {
1383     EL_WALL_CRUMBLED,
1384     EL_BD_WALL,
1385     EL_ROCK,
1386     EL_BD_ROCK,
1387     EL_EMERALD,
1388     EL_BD_DIAMOND,
1389     EL_EMERALD_YELLOW,
1390     EL_EMERALD_RED,
1391     EL_EMERALD_PURPLE,
1392     EL_DIAMOND,
1393     EL_BOMB,
1394     EL_NUT,
1395     EL_ROBOT_WHEEL_ACTIVE,
1396     EL_ROBOT_WHEEL,
1397     EL_TIME_ORB_FULL,
1398     EL_TIME_ORB_EMPTY,
1399     EL_LAMP_ACTIVE,
1400     EL_LAMP,
1401     EL_ACIDPOOL_TOPLEFT,
1402     EL_ACIDPOOL_TOPRIGHT,
1403     EL_SATELLITE,
1404     EL_SP_ZONK,
1405     EL_SP_INFOTRON,
1406     EL_SP_CHIP_SINGLE,
1407     EL_SP_CHIP_LEFT,
1408     EL_SP_CHIP_RIGHT,
1409     EL_SP_CHIP_UPPER,
1410     EL_SP_CHIP_LOWER,
1411     EL_SPEED_PILL,
1412     EL_STEELWALL_SLANTED,
1413     EL_PEARL,
1414     EL_CRYSTAL
1415   };
1416   static int ep_slippery_num = SIZEOF_ARRAY_INT(ep_slippery);
1417
1418   static int ep_enemy[] =
1419   {
1420     EL_BUG,
1421     EL_SPACESHIP,
1422     EL_BD_BUTTERFLY,
1423     EL_BD_FIREFLY,
1424     EL_YAMYAM,
1425     EL_DARK_YAMYAM,
1426     EL_ROBOT,
1427     EL_PACMAN,
1428     EL_SP_SNIKSNAK,
1429     EL_SP_ELECTRON
1430   };
1431   static int ep_enemy_num = SIZEOF_ARRAY_INT(ep_enemy);
1432
1433   static int ep_mauer[] =
1434   {
1435     EL_STEELWALL,
1436     EL_GATE1,
1437     EL_GATE2,
1438     EL_GATE3,
1439     EL_GATE4,
1440     EL_GATE1_GRAY,
1441     EL_GATE2_GRAY,
1442     EL_GATE3_GRAY,
1443     EL_GATE4_GRAY,
1444     EL_EM_GATE1,
1445     EL_EM_GATE2,
1446     EL_EM_GATE3,
1447     EL_EM_GATE4,
1448     EL_EM_GATE1_GRAY,
1449     EL_EM_GATE2_GRAY,
1450     EL_EM_GATE3_GRAY,
1451     EL_EM_GATE4_GRAY,
1452     EL_EXIT_CLOSED,
1453     EL_EXIT_OPENING,
1454     EL_EXIT_OPEN,
1455     EL_WALL,
1456     EL_WALL_CRUMBLED,
1457     EL_WALL_GROWING,
1458     EL_WALL_GROWING_X,
1459     EL_WALL_GROWING_Y,
1460     EL_WALL_GROWING_XY,
1461     EL_WALL_GROWING_ACTIVE,
1462     EL_BD_WALL,
1463     EL_SP_CHIP_SINGLE,
1464     EL_SP_CHIP_LEFT,
1465     EL_SP_CHIP_RIGHT,
1466     EL_SP_CHIP_UPPER,
1467     EL_SP_CHIP_LOWER,
1468     EL_SP_HARD_GRAY,
1469     EL_SP_HARD_GREEN,
1470     EL_SP_HARD_BLUE,
1471     EL_SP_HARD_RED,
1472     EL_SP_HARD_YELLOW,
1473     EL_SP_HARD_BASE1,
1474     EL_SP_HARD_BASE2,
1475     EL_SP_HARD_BASE3,
1476     EL_SP_HARD_BASE4,
1477     EL_SP_HARD_BASE5,
1478     EL_SP_HARD_BASE6,
1479     EL_SP_TERMINAL,
1480     EL_SP_TERMINAL_ACTIVE,
1481     EL_SP_EXIT_CLOSED,
1482     EL_SP_EXIT_OPEN,
1483     EL_INVISIBLE_STEELWALL,
1484     EL_INVISIBLE_STEELWALL_ACTIVE,
1485     EL_INVISIBLE_WALL,
1486     EL_INVISIBLE_WALL_ACTIVE,
1487     EL_STEELWALL_SLANTED,
1488     EL_EMC_STEELWALL1,
1489     EL_EMC_STEELWALL2,
1490     EL_EMC_STEELWALL3,
1491     EL_EMC_STEELWALL4,
1492     EL_EMC_WALL_PILLAR_UPPER,
1493     EL_EMC_WALL_PILLAR_MIDDLE,
1494     EL_EMC_WALL_PILLAR_LOWER,
1495     EL_EMC_WALL4,
1496     EL_EMC_WALL5,
1497     EL_EMC_WALL6,
1498     EL_EMC_WALL7,
1499     EL_EMC_WALL8
1500   };
1501   static int ep_mauer_num = SIZEOF_ARRAY_INT(ep_mauer);
1502
1503   static int ep_can_fall[] =
1504   {
1505     EL_ROCK,
1506     EL_BD_ROCK,
1507     EL_EMERALD,
1508     EL_BD_DIAMOND,
1509     EL_EMERALD_YELLOW,
1510     EL_EMERALD_RED,
1511     EL_EMERALD_PURPLE,
1512     EL_DIAMOND,
1513     EL_BOMB,
1514     EL_NUT,
1515     EL_AMOEBA_DROP,
1516     EL_QUICKSAND_FULL,
1517     EL_MAGIC_WALL_FULL,
1518     EL_BD_MAGIC_WALL_FULL,
1519     EL_TIME_ORB_FULL,
1520     EL_TIME_ORB_EMPTY,
1521     EL_SP_ZONK,
1522     EL_SP_INFOTRON,
1523     EL_SP_DISK_ORANGE,
1524     EL_PEARL,
1525     EL_CRYSTAL,
1526     EL_SPRING,
1527     EL_DX_SUPABOMB
1528   };
1529   static int ep_can_fall_num = SIZEOF_ARRAY_INT(ep_can_fall);
1530
1531   static int ep_can_smash[] =
1532   {
1533     EL_ROCK,
1534     EL_BD_ROCK,
1535     EL_EMERALD,
1536     EL_BD_DIAMOND,
1537     EL_EMERALD_YELLOW,
1538     EL_EMERALD_RED,
1539     EL_EMERALD_PURPLE,
1540     EL_DIAMOND,
1541     EL_KEY1,
1542     EL_KEY2,
1543     EL_KEY3,
1544     EL_KEY4,
1545     EL_EM_KEY1,
1546     EL_EM_KEY2,
1547     EL_EM_KEY3,
1548     EL_EM_KEY4,
1549     EL_BOMB,
1550     EL_NUT,
1551     EL_AMOEBA_DROP,
1552     EL_TIME_ORB_FULL,
1553     EL_TIME_ORB_EMPTY,
1554     EL_SP_ZONK,
1555     EL_SP_INFOTRON,
1556     EL_SP_DISK_ORANGE,
1557     EL_PEARL,
1558     EL_CRYSTAL,
1559     EL_SPRING,
1560     EL_DX_SUPABOMB
1561   };
1562   static int ep_can_smash_num = SIZEOF_ARRAY_INT(ep_can_smash);
1563
1564   static int ep_can_change[] =
1565   {
1566     EL_ROCK,
1567     EL_BD_ROCK,
1568     EL_EMERALD,
1569     EL_BD_DIAMOND,
1570     EL_EMERALD_YELLOW,
1571     EL_EMERALD_RED,
1572     EL_EMERALD_PURPLE,
1573     EL_DIAMOND
1574   };
1575   static int ep_can_change_num = SIZEOF_ARRAY_INT(ep_can_change);
1576
1577   static int ep_can_move[] =
1578   {
1579     EL_BUG,
1580     EL_SPACESHIP,
1581     EL_BD_BUTTERFLY,
1582     EL_BD_FIREFLY,
1583     EL_YAMYAM,
1584     EL_DARK_YAMYAM,
1585     EL_ROBOT,
1586     EL_PACMAN,
1587     EL_MOLE,
1588     EL_PENGUIN,
1589     EL_PIG,
1590     EL_DRAGON,
1591     EL_SATELLITE,
1592     EL_SP_SNIKSNAK,
1593     EL_SP_ELECTRON,
1594     EL_BALLOON,
1595     EL_SPRING
1596   };
1597   static int ep_can_move_num = SIZEOF_ARRAY_INT(ep_can_move);
1598
1599   static int ep_could_move[] =
1600   {
1601     EL_BUG_RIGHT,
1602     EL_BUG_UP,
1603     EL_BUG_LEFT,
1604     EL_BUG_DOWN,
1605     EL_SPACESHIP_RIGHT,
1606     EL_SPACESHIP_UP,
1607     EL_SPACESHIP_LEFT,
1608     EL_SPACESHIP_DOWN,
1609     EL_BD_BUTTERFLY_RIGHT,
1610     EL_BD_BUTTERFLY_UP,
1611     EL_BD_BUTTERFLY_LEFT,
1612     EL_BD_BUTTERFLY_DOWN,
1613     EL_BD_FIREFLY_RIGHT,
1614     EL_BD_FIREFLY_UP,
1615     EL_BD_FIREFLY_LEFT,
1616     EL_BD_FIREFLY_DOWN,
1617     EL_PACMAN_RIGHT,
1618     EL_PACMAN_UP,
1619     EL_PACMAN_LEFT,
1620     EL_PACMAN_DOWN
1621   };
1622   static int ep_could_move_num = SIZEOF_ARRAY_INT(ep_could_move);
1623
1624   static int ep_dont_touch[] =
1625   {
1626     EL_BUG,
1627     EL_SPACESHIP,
1628     EL_BD_BUTTERFLY,
1629     EL_BD_FIREFLY
1630   };
1631   static int ep_dont_touch_num = SIZEOF_ARRAY_INT(ep_dont_touch);
1632
1633   static int ep_dont_go_to[] =
1634   {
1635     EL_BUG,
1636     EL_SPACESHIP,
1637     EL_BD_BUTTERFLY,
1638     EL_BD_FIREFLY,
1639     EL_YAMYAM,
1640     EL_DARK_YAMYAM,
1641     EL_ROBOT,
1642     EL_PACMAN,
1643     EL_AMOEBA_DROP,
1644     EL_ACID,
1645     EL_SP_SNIKSNAK,
1646     EL_SP_ELECTRON,
1647     EL_SP_BUGGY_BASE_ACTIVE,
1648     EL_TRAP_ACTIVE,
1649     EL_LANDMINE
1650   };
1651   static int ep_dont_go_to_num = SIZEOF_ARRAY_INT(ep_dont_go_to);
1652
1653   static int ep_mampf2[] =
1654   {
1655     EL_SAND,
1656     EL_BUG,
1657     EL_SPACESHIP,
1658     EL_BD_BUTTERFLY,
1659     EL_BD_FIREFLY,
1660     EL_YAMYAM,
1661     EL_ROBOT,
1662     EL_PACMAN,
1663     EL_AMOEBA_DROP,
1664     EL_AMOEBA_DEAD,
1665     EL_AMOEBA_WET,
1666     EL_AMOEBA_DRY,
1667     EL_AMOEBA_FULL,
1668     EL_BD_AMOEBA,
1669     EL_EMERALD,
1670     EL_BD_DIAMOND,
1671     EL_EMERALD_YELLOW,
1672     EL_EMERALD_RED,
1673     EL_EMERALD_PURPLE,
1674     EL_DIAMOND,
1675     EL_PEARL,
1676     EL_CRYSTAL
1677   };
1678   static int ep_mampf2_num = SIZEOF_ARRAY_INT(ep_mampf2);
1679
1680   static int ep_bd_element[] =
1681   {
1682     EL_EMPTY,
1683     EL_SAND,
1684     EL_WALL_CRUMBLED,
1685     EL_BD_WALL,
1686     EL_ROCK,
1687     EL_BD_ROCK,
1688     EL_BD_DIAMOND,
1689     EL_BD_MAGIC_WALL,
1690     EL_EXIT_CLOSED,
1691     EL_EXIT_OPEN,
1692     EL_STEELWALL,
1693     EL_PLAYER1,
1694     EL_BD_FIREFLY,
1695     EL_BD_FIREFLY_1,
1696     EL_BD_FIREFLY_2,
1697     EL_BD_FIREFLY_3,
1698     EL_BD_FIREFLY_4,
1699     EL_BD_BUTTERFLY,
1700     EL_BD_BUTTERFLY_1,
1701     EL_BD_BUTTERFLY_2,
1702     EL_BD_BUTTERFLY_3,
1703     EL_BD_BUTTERFLY_4,
1704     EL_BD_AMOEBA,
1705     EL_CHAR_QUESTION
1706   };
1707   static int ep_bd_element_num = SIZEOF_ARRAY_INT(ep_bd_element);
1708
1709   static int ep_sb_element[] =
1710   {
1711     EL_EMPTY,
1712     EL_STEELWALL,
1713     EL_SOKOBAN_OBJECT,
1714     EL_SOKOBAN_FIELD_EMPTY,
1715     EL_SOKOBAN_FIELD_FULL,
1716     EL_PLAYER1,
1717     EL_INVISIBLE_STEELWALL
1718   };
1719   static int ep_sb_element_num = SIZEOF_ARRAY_INT(ep_sb_element);
1720
1721   static int ep_gem[] =
1722   {
1723     EL_EMERALD,
1724     EL_BD_DIAMOND,
1725     EL_EMERALD_YELLOW,
1726     EL_EMERALD_RED,
1727     EL_EMERALD_PURPLE,
1728     EL_DIAMOND
1729   };
1730   static int ep_gem_num = SIZEOF_ARRAY_INT(ep_gem);
1731
1732   static int ep_inactive[] =
1733   {
1734     EL_EMPTY,
1735     EL_SAND,
1736     EL_WALL,
1737     EL_BD_WALL,
1738     EL_WALL_CRUMBLED,
1739     EL_STEELWALL,
1740     EL_AMOEBA_DEAD,
1741     EL_QUICKSAND_EMPTY,
1742     EL_STONEBLOCK,
1743     EL_ROBOT_WHEEL,
1744     EL_KEY1,
1745     EL_KEY2,
1746     EL_KEY3,
1747     EL_KEY4,
1748     EL_EM_KEY1,
1749     EL_EM_KEY2,
1750     EL_EM_KEY3,
1751     EL_EM_KEY4,
1752     EL_GATE1,
1753     EL_GATE2,
1754     EL_GATE3,
1755     EL_GATE4,
1756     EL_GATE1_GRAY,
1757     EL_GATE2_GRAY,
1758     EL_GATE3_GRAY,
1759     EL_GATE4_GRAY,
1760     EL_EM_GATE1,
1761     EL_EM_GATE2,
1762     EL_EM_GATE3,
1763     EL_EM_GATE4,
1764     EL_EM_GATE1_GRAY,
1765     EL_EM_GATE2_GRAY,
1766     EL_EM_GATE3_GRAY,
1767     EL_EM_GATE4_GRAY,
1768     EL_DYNAMITE,
1769     EL_INVISIBLE_STEELWALL,
1770     EL_INVISIBLE_WALL,
1771     EL_INVISIBLE_SAND,
1772     EL_LAMP,
1773     EL_LAMP_ACTIVE,
1774     EL_WALL_EMERALD,
1775     EL_WALL_DIAMOND,
1776     EL_WALL_BD_DIAMOND,
1777     EL_WALL_EMERALD_YELLOW,
1778     EL_DYNABOMB_NR,
1779     EL_DYNABOMB_SZ,
1780     EL_DYNABOMB_XL,
1781     EL_SOKOBAN_OBJECT,
1782     EL_SOKOBAN_FIELD_EMPTY,
1783     EL_SOKOBAN_FIELD_FULL,
1784     EL_WALL_EMERALD_RED,
1785     EL_WALL_EMERALD_PURPLE,
1786     EL_ACIDPOOL_TOPLEFT,
1787     EL_ACIDPOOL_TOPRIGHT,
1788     EL_ACIDPOOL_BOTTOMLEFT,
1789     EL_ACIDPOOL_BOTTOM,
1790     EL_ACIDPOOL_BOTTOMRIGHT,
1791     EL_MAGIC_WALL,
1792     EL_MAGIC_WALL_DEAD,
1793     EL_BD_MAGIC_WALL,
1794     EL_BD_MAGIC_WALL_DEAD,
1795     EL_AMOEBA_TO_DIAMOND,
1796     EL_BLOCKED,
1797     EL_SP_EMPTY,
1798     EL_SP_BASE,
1799     EL_SP_PORT1_RIGHT,
1800     EL_SP_PORT1_DOWN,
1801     EL_SP_PORT1_LEFT,
1802     EL_SP_PORT1_UP,
1803     EL_SP_PORT2_RIGHT,
1804     EL_SP_PORT2_DOWN,
1805     EL_SP_PORT2_LEFT,
1806     EL_SP_PORT2_UP,
1807     EL_SP_PORT_X,
1808     EL_SP_PORT_Y,
1809     EL_SP_PORT_XY,
1810     EL_SP_DISK_RED,
1811     EL_SP_DISK_YELLOW,
1812     EL_SP_CHIP_SINGLE,
1813     EL_SP_CHIP_LEFT,
1814     EL_SP_CHIP_RIGHT,
1815     EL_SP_CHIP_UPPER,
1816     EL_SP_CHIP_LOWER,
1817     EL_SP_HARD_GRAY,
1818     EL_SP_HARD_GREEN,
1819     EL_SP_HARD_BLUE,
1820     EL_SP_HARD_RED,
1821     EL_SP_HARD_YELLOW,
1822     EL_SP_HARD_BASE1,
1823     EL_SP_HARD_BASE2,
1824     EL_SP_HARD_BASE3,
1825     EL_SP_HARD_BASE4,
1826     EL_SP_HARD_BASE5,
1827     EL_SP_HARD_BASE6,
1828     EL_CONVEYOR_BELT1_SWITCH_LEFT,
1829     EL_CONVEYOR_BELT1_SWITCH_MIDDLE,
1830     EL_CONVEYOR_BELT1_SWITCH_RIGHT,
1831     EL_CONVEYOR_BELT2_SWITCH_LEFT,
1832     EL_CONVEYOR_BELT2_SWITCH_MIDDLE,
1833     EL_CONVEYOR_BELT2_SWITCH_RIGHT,
1834     EL_CONVEYOR_BELT3_SWITCH_LEFT,
1835     EL_CONVEYOR_BELT3_SWITCH_MIDDLE,
1836     EL_CONVEYOR_BELT3_SWITCH_RIGHT,
1837     EL_CONVEYOR_BELT4_SWITCH_LEFT,
1838     EL_CONVEYOR_BELT4_SWITCH_MIDDLE,
1839     EL_CONVEYOR_BELT4_SWITCH_RIGHT,
1840     EL_SIGN_EXCLAMATION,
1841     EL_SIGN_RADIOACTIVITY,
1842     EL_SIGN_STOP,
1843     EL_SIGN_WHEELCHAIR,
1844     EL_SIGN_PARKING,
1845     EL_SIGN_ONEWAY,
1846     EL_SIGN_HEART,
1847     EL_SIGN_TRIANGLE,
1848     EL_SIGN_ROUND,
1849     EL_SIGN_EXIT,
1850     EL_SIGN_YINYANG,
1851     EL_SIGN_OTHER,
1852     EL_STEELWALL_SLANTED,
1853     EL_EMC_STEELWALL1,
1854     EL_EMC_STEELWALL2,
1855     EL_EMC_STEELWALL3,
1856     EL_EMC_STEELWALL4,
1857     EL_EMC_WALL_PILLAR_UPPER,
1858     EL_EMC_WALL_PILLAR_MIDDLE,
1859     EL_EMC_WALL_PILLAR_LOWER,
1860     EL_EMC_WALL4,
1861     EL_EMC_WALL5,
1862     EL_EMC_WALL6,
1863     EL_EMC_WALL7,
1864     EL_EMC_WALL8
1865   };
1866   static int ep_inactive_num = SIZEOF_ARRAY_INT(ep_inactive);
1867
1868   static int ep_explosive[] =
1869   {
1870     EL_BOMB,
1871     EL_DYNAMITE_ACTIVE,
1872     EL_DYNAMITE,
1873     EL_DYNABOMB_PLAYER1_ACTIVE,
1874     EL_DYNABOMB_PLAYER2_ACTIVE,
1875     EL_DYNABOMB_PLAYER3_ACTIVE,
1876     EL_DYNABOMB_PLAYER4_ACTIVE,
1877     EL_DYNABOMB_NR,
1878     EL_DYNABOMB_SZ,
1879     EL_DYNABOMB_XL,
1880     EL_BUG,
1881     EL_MOLE,
1882     EL_PENGUIN,
1883     EL_PIG,
1884     EL_DRAGON,
1885     EL_SATELLITE,
1886     EL_SP_DISK_RED,
1887     EL_SP_DISK_ORANGE,
1888     EL_SP_DISK_YELLOW,
1889     EL_SP_SNIKSNAK,
1890     EL_SP_ELECTRON,
1891     EL_DX_SUPABOMB
1892   };
1893   static int ep_explosive_num = SIZEOF_ARRAY_INT(ep_explosive);
1894
1895   static int ep_mampf3[] =
1896   {
1897     EL_EMERALD,
1898     EL_BD_DIAMOND,
1899     EL_EMERALD_YELLOW,
1900     EL_EMERALD_RED,
1901     EL_EMERALD_PURPLE,
1902     EL_DIAMOND,
1903     EL_PEARL,
1904     EL_CRYSTAL
1905   };
1906   static int ep_mampf3_num = SIZEOF_ARRAY_INT(ep_mampf3);
1907
1908   static int ep_pushable[] =
1909   {
1910     EL_ROCK,
1911     EL_BD_ROCK,
1912     EL_BOMB,
1913     EL_NUT,
1914     EL_TIME_ORB_EMPTY,
1915     EL_SOKOBAN_FIELD_FULL,
1916     EL_SOKOBAN_OBJECT,
1917     EL_SATELLITE,
1918     EL_SP_ZONK,
1919     EL_SP_DISK_ORANGE,
1920     EL_SP_DISK_YELLOW,
1921     EL_BALLOON,
1922     EL_SPRING,
1923     EL_DX_SUPABOMB
1924   };
1925   static int ep_pushable_num = SIZEOF_ARRAY_INT(ep_pushable);
1926
1927   static int ep_player[] =
1928   {
1929     EL_PLAYER1,
1930     EL_PLAYER2,
1931     EL_PLAYER3,
1932     EL_PLAYER4
1933   };
1934   static int ep_player_num = SIZEOF_ARRAY_INT(ep_player);
1935
1936   static int ep_has_content[] =
1937   {
1938     EL_YAMYAM,
1939     EL_AMOEBA_WET,
1940     EL_AMOEBA_DRY,
1941     EL_AMOEBA_FULL,
1942     EL_BD_AMOEBA
1943   };
1944   static int ep_has_content_num = SIZEOF_ARRAY_INT(ep_has_content);
1945
1946   static int ep_eatable[] =
1947   {
1948     EL_SAND,
1949     EL_SP_BASE,
1950     EL_SP_BUGGY_BASE,
1951     EL_SP_BUGGY_BASE_ACTIVATING,
1952     EL_TRAP,
1953     EL_INVISIBLE_SAND,
1954     EL_INVISIBLE_SAND_ACTIVE
1955   };
1956   static int ep_eatable_num = SIZEOF_ARRAY_INT(ep_eatable);
1957
1958   static int ep_sp_element[] =
1959   {
1960     EL_SP_EMPTY,
1961     EL_SP_ZONK,
1962     EL_SP_BASE,
1963     EL_SP_MURPHY,
1964     EL_SP_INFOTRON,
1965     EL_SP_CHIP_SINGLE,
1966     EL_SP_HARD_GRAY,
1967     EL_SP_EXIT_CLOSED,
1968     EL_SP_EXIT_OPEN,
1969     EL_SP_DISK_ORANGE,
1970     EL_SP_PORT1_RIGHT,
1971     EL_SP_PORT1_DOWN,
1972     EL_SP_PORT1_LEFT,
1973     EL_SP_PORT1_UP,
1974     EL_SP_PORT2_RIGHT,
1975     EL_SP_PORT2_DOWN,
1976     EL_SP_PORT2_LEFT,
1977     EL_SP_PORT2_UP,
1978     EL_SP_SNIKSNAK,
1979     EL_SP_DISK_YELLOW,
1980     EL_SP_TERMINAL,
1981     EL_SP_DISK_RED,
1982     EL_SP_PORT_Y,
1983     EL_SP_PORT_X,
1984     EL_SP_PORT_XY,
1985     EL_SP_ELECTRON,
1986     EL_SP_BUGGY_BASE,
1987     EL_SP_CHIP_LEFT,
1988     EL_SP_CHIP_RIGHT,
1989     EL_SP_HARD_BASE1,
1990     EL_SP_HARD_GREEN,
1991     EL_SP_HARD_BLUE,
1992     EL_SP_HARD_RED,
1993     EL_SP_HARD_YELLOW,
1994     EL_SP_HARD_BASE2,
1995     EL_SP_HARD_BASE3,
1996     EL_SP_HARD_BASE4,
1997     EL_SP_HARD_BASE5,
1998     EL_SP_HARD_BASE6,
1999     EL_SP_CHIP_UPPER,
2000     EL_SP_CHIP_LOWER,
2001     /* additional elements that appeared in newer Supaplex levels */
2002     EL_INVISIBLE_WALL,
2003     /* more than one murphy in a level results in an inactive clone */
2004     EL_SP_MURPHY_CLONE
2005   };
2006   static int ep_sp_element_num = SIZEOF_ARRAY_INT(ep_sp_element);
2007
2008   static int ep_quick_gate[] =
2009   {
2010     EL_EM_GATE1,
2011     EL_EM_GATE2,
2012     EL_EM_GATE3,
2013     EL_EM_GATE4,
2014     EL_EM_GATE1_GRAY,
2015     EL_EM_GATE2_GRAY,
2016     EL_EM_GATE3_GRAY,
2017     EL_EM_GATE4_GRAY,
2018     EL_SP_PORT1_LEFT,
2019     EL_SP_PORT2_LEFT,
2020     EL_SP_PORT1_RIGHT,
2021     EL_SP_PORT2_RIGHT,
2022     EL_SP_PORT1_UP,
2023     EL_SP_PORT2_UP,
2024     EL_SP_PORT1_DOWN,
2025     EL_SP_PORT2_DOWN,
2026     EL_SP_PORT_X,
2027     EL_SP_PORT_Y,
2028     EL_SP_PORT_XY,
2029     EL_SWITCHGATE_OPEN,
2030     EL_TIMEGATE_OPEN
2031   };
2032   static int ep_quick_gate_num = SIZEOF_ARRAY_INT(ep_quick_gate);
2033
2034   static int ep_over_player[] =
2035   {
2036     EL_SP_PORT1_LEFT,
2037     EL_SP_PORT2_LEFT,
2038     EL_SP_PORT1_RIGHT,
2039     EL_SP_PORT2_RIGHT,
2040     EL_SP_PORT1_UP,
2041     EL_SP_PORT2_UP,
2042     EL_SP_PORT1_DOWN,
2043     EL_SP_PORT2_DOWN,
2044     EL_SP_PORT_X,
2045     EL_SP_PORT_Y,
2046     EL_SP_PORT_XY,
2047     EL_TUBE_ALL,
2048     EL_TUBE_VERTICAL,
2049     EL_TUBE_HORIZONTAL,
2050     EL_TUBE_VERTICAL_LEFT,
2051     EL_TUBE_VERTICAL_RIGHT,
2052     EL_TUBE_HORIZONTAL_UP,
2053     EL_TUBE_HORIZONTAL_DOWN,
2054     EL_TUBE_LEFT_UP,
2055     EL_TUBE_LEFT_DOWN,
2056     EL_TUBE_RIGHT_UP,
2057     EL_TUBE_RIGHT_DOWN
2058   };
2059   static int ep_over_player_num = SIZEOF_ARRAY_INT(ep_over_player);
2060
2061   static int ep_active_bomb[] =
2062   {
2063     EL_DYNAMITE_ACTIVE,
2064     EL_DYNABOMB_PLAYER1_ACTIVE,
2065     EL_DYNABOMB_PLAYER2_ACTIVE,
2066     EL_DYNABOMB_PLAYER3_ACTIVE,
2067     EL_DYNABOMB_PLAYER4_ACTIVE
2068   };
2069   static int ep_active_bomb_num = SIZEOF_ARRAY_INT(ep_active_bomb);
2070
2071   static int ep_belt[] =
2072   {
2073     EL_CONVEYOR_BELT1_LEFT,
2074     EL_CONVEYOR_BELT1_MIDDLE,
2075     EL_CONVEYOR_BELT1_RIGHT,
2076     EL_CONVEYOR_BELT2_LEFT,
2077     EL_CONVEYOR_BELT2_MIDDLE,
2078     EL_CONVEYOR_BELT2_RIGHT,
2079     EL_CONVEYOR_BELT3_LEFT,
2080     EL_CONVEYOR_BELT3_MIDDLE,
2081     EL_CONVEYOR_BELT3_RIGHT,
2082     EL_CONVEYOR_BELT4_LEFT,
2083     EL_CONVEYOR_BELT4_MIDDLE,
2084     EL_CONVEYOR_BELT4_RIGHT,
2085   };
2086   static int ep_belt_num = SIZEOF_ARRAY_INT(ep_belt);
2087
2088   static int ep_belt_active[] =
2089   {
2090     EL_CONVEYOR_BELT1_LEFT_ACTIVE,
2091     EL_CONVEYOR_BELT1_MIDDLE_ACTIVE,
2092     EL_CONVEYOR_BELT1_RIGHT_ACTIVE,
2093     EL_CONVEYOR_BELT2_LEFT_ACTIVE,
2094     EL_CONVEYOR_BELT2_MIDDLE_ACTIVE,
2095     EL_CONVEYOR_BELT2_RIGHT_ACTIVE,
2096     EL_CONVEYOR_BELT3_LEFT_ACTIVE,
2097     EL_CONVEYOR_BELT3_MIDDLE_ACTIVE,
2098     EL_CONVEYOR_BELT3_RIGHT_ACTIVE,
2099     EL_CONVEYOR_BELT4_LEFT_ACTIVE,
2100     EL_CONVEYOR_BELT4_MIDDLE_ACTIVE,
2101     EL_CONVEYOR_BELT4_RIGHT_ACTIVE,
2102   };
2103   static int ep_belt_active_num = SIZEOF_ARRAY_INT(ep_belt_active);
2104
2105   static int ep_belt_switch[] =
2106   {
2107     EL_CONVEYOR_BELT1_SWITCH_LEFT,
2108     EL_CONVEYOR_BELT1_SWITCH_MIDDLE,
2109     EL_CONVEYOR_BELT1_SWITCH_RIGHT,
2110     EL_CONVEYOR_BELT2_SWITCH_LEFT,
2111     EL_CONVEYOR_BELT2_SWITCH_MIDDLE,
2112     EL_CONVEYOR_BELT2_SWITCH_RIGHT,
2113     EL_CONVEYOR_BELT3_SWITCH_LEFT,
2114     EL_CONVEYOR_BELT3_SWITCH_MIDDLE,
2115     EL_CONVEYOR_BELT3_SWITCH_RIGHT,
2116     EL_CONVEYOR_BELT4_SWITCH_LEFT,
2117     EL_CONVEYOR_BELT4_SWITCH_MIDDLE,
2118     EL_CONVEYOR_BELT4_SWITCH_RIGHT,
2119   };
2120   static int ep_belt_switch_num = SIZEOF_ARRAY_INT(ep_belt_switch);
2121
2122   static int ep_tube[] =
2123   {
2124     EL_TUBE_ALL,
2125     EL_TUBE_VERTICAL,
2126     EL_TUBE_HORIZONTAL,
2127     EL_TUBE_VERTICAL_LEFT,
2128     EL_TUBE_VERTICAL_RIGHT,
2129     EL_TUBE_HORIZONTAL_UP,
2130     EL_TUBE_HORIZONTAL_DOWN,
2131     EL_TUBE_LEFT_UP,
2132     EL_TUBE_LEFT_DOWN,
2133     EL_TUBE_RIGHT_UP,
2134     EL_TUBE_RIGHT_DOWN
2135   };
2136   static int ep_tube_num = SIZEOF_ARRAY_INT(ep_tube);
2137
2138   static long ep1_bit[] =
2139   {
2140     EP_BIT_AMOEBALIVE,
2141     EP_BIT_AMOEBOID,
2142     EP_BIT_SCHLUESSEL,
2143     EP_BIT_PFORTE,
2144     EP_BIT_SOLID,
2145     EP_BIT_MASSIVE,
2146     EP_BIT_SLIPPERY,
2147     EP_BIT_ENEMY,
2148     EP_BIT_MAUER,
2149     EP_BIT_CAN_FALL,
2150     EP_BIT_CAN_SMASH,
2151     EP_BIT_CAN_CHANGE,
2152     EP_BIT_CAN_MOVE,
2153     EP_BIT_COULD_MOVE,
2154     EP_BIT_DONT_TOUCH,
2155     EP_BIT_DONT_GO_TO,
2156     EP_BIT_MAMPF2,
2157     EP_BIT_BD_ELEMENT,
2158     EP_BIT_SB_ELEMENT,
2159     EP_BIT_GEM,
2160     EP_BIT_INACTIVE,
2161     EP_BIT_EXPLOSIVE,
2162     EP_BIT_MAMPF3,
2163     EP_BIT_PUSHABLE,
2164     EP_BIT_PLAYER,
2165     EP_BIT_HAS_CONTENT,
2166     EP_BIT_EATABLE,
2167     EP_BIT_SP_ELEMENT,
2168     EP_BIT_QUICK_GATE,
2169     EP_BIT_OVER_PLAYER,
2170     EP_BIT_ACTIVE_BOMB
2171   };
2172   static long ep2_bit[] =
2173   {
2174     EP_BIT_BELT,
2175     EP_BIT_BELT_ACTIVE,
2176     EP_BIT_BELT_SWITCH,
2177     EP_BIT_TUBE
2178   };
2179   static int *ep1_array[] =
2180   {
2181     ep_amoebalive,
2182     ep_amoeboid,
2183     ep_schluessel,
2184     ep_pforte,
2185     ep_solid,
2186     ep_massive,
2187     ep_slippery,
2188     ep_enemy,
2189     ep_mauer,
2190     ep_can_fall,
2191     ep_can_smash,
2192     ep_can_change,
2193     ep_can_move,
2194     ep_could_move,
2195     ep_dont_touch,
2196     ep_dont_go_to,
2197     ep_mampf2,
2198     ep_bd_element,
2199     ep_sb_element,
2200     ep_gem,
2201     ep_inactive,
2202     ep_explosive,
2203     ep_mampf3,
2204     ep_pushable,
2205     ep_player,
2206     ep_has_content,
2207     ep_eatable,
2208     ep_sp_element,
2209     ep_quick_gate,
2210     ep_over_player,
2211     ep_active_bomb
2212   };
2213   static int *ep2_array[] =
2214   {
2215     ep_belt,
2216     ep_belt_active,
2217     ep_belt_switch,
2218     ep_tube
2219   };
2220   static int *ep1_num[] =
2221   {
2222     &ep_amoebalive_num,
2223     &ep_amoeboid_num,
2224     &ep_schluessel_num,
2225     &ep_pforte_num,
2226     &ep_solid_num,
2227     &ep_massive_num,
2228     &ep_slippery_num,
2229     &ep_enemy_num,
2230     &ep_mauer_num,
2231     &ep_can_fall_num,
2232     &ep_can_smash_num,
2233     &ep_can_change_num,
2234     &ep_can_move_num,
2235     &ep_could_move_num,
2236     &ep_dont_touch_num,
2237     &ep_dont_go_to_num,
2238     &ep_mampf2_num,
2239     &ep_bd_element_num,
2240     &ep_sb_element_num,
2241     &ep_gem_num,
2242     &ep_inactive_num,
2243     &ep_explosive_num,
2244     &ep_mampf3_num,
2245     &ep_pushable_num,
2246     &ep_player_num,
2247     &ep_has_content_num,
2248     &ep_eatable_num,
2249     &ep_sp_element_num,
2250     &ep_quick_gate_num,
2251     &ep_over_player_num,
2252     &ep_active_bomb_num
2253   };
2254   static int *ep2_num[] =
2255   {
2256     &ep_belt_num,
2257     &ep_belt_active_num,
2258     &ep_belt_switch_num,
2259     &ep_tube_num
2260   };
2261   static int num_properties1 = SIZEOF_ARRAY(ep1_num, int *);
2262   static int num_properties2 = SIZEOF_ARRAY(ep2_num, int *);
2263
2264   for (i=0; i<MAX_NUM_ELEMENTS; i++)
2265   {
2266     Properties1[i] = 0;
2267     Properties2[i] = 0;
2268   }
2269
2270   for (i=0; i<num_properties1; i++)
2271     for (j=0; j<*(ep1_num[i]); j++)
2272       Properties1[(ep1_array[i])[j]] |= ep1_bit[i];
2273   for (i=0; i<num_properties2; i++)
2274     for (j=0; j<*(ep2_num[i]); j++)
2275       Properties2[(ep2_array[i])[j]] |= ep2_bit[i];
2276
2277   for (i=EL_CHAR_START; i<=EL_CHAR_END; i++)
2278     Properties1[i] |= (EP_BIT_CHAR | EP_BIT_INACTIVE);
2279 }
2280
2281 void Execute_Command(char *command)
2282 {
2283   if (strcmp(command, "print graphicsinfo.conf") == 0)
2284   {
2285     int i;
2286
2287     printf("# You can configure additional/alternative image files here.\n");
2288     printf("# (The images below are default and therefore commented out.)\n");
2289     printf("\n");
2290     printf("%s\n", getFormattedSetupEntry("name", "Classic Graphics"));
2291     printf("\n");
2292     printf("%s\n", getFormattedSetupEntry("sort_priority", "100"));
2293     printf("\n");
2294
2295     for (i=0; image_config[i].token != NULL; i++)
2296       printf("# %s\n",
2297              getFormattedSetupEntry(image_config[i].token,
2298                                     image_config[i].value));
2299
2300     exit(0);
2301   }
2302   else if (strcmp(command, "print soundsinfo.conf") == 0)
2303   {
2304     int i;
2305
2306     printf("# You can configure additional/alternative sound files here.\n");
2307     printf("# (The sounds below are default and therefore commented out.)\n");
2308     printf("\n");
2309     printf("%s\n", getFormattedSetupEntry("name", "Classic Sounds"));
2310     printf("\n");
2311     printf("%s\n", getFormattedSetupEntry("sort_priority", "100"));
2312     printf("\n");
2313
2314     for (i=0; sound_config[i].token != NULL; i++)
2315       printf("# %s\n",
2316              getFormattedSetupEntry(sound_config[i].token,
2317                                     sound_config[i].value));
2318
2319     exit(0);
2320   }
2321   else if (strcmp(command, "print musicinfo.conf") == 0)
2322   {
2323     printf("# (Currently only \"name\" and \"sort_priority\" recognized.)\n");
2324     printf("\n");
2325     printf("%s\n", getFormattedSetupEntry("name", "Classic Music"));
2326     printf("\n");
2327     printf("%s\n", getFormattedSetupEntry("sort_priority", "100"));
2328
2329     exit(0);
2330   }
2331   else if (strncmp(command, "dump level ", 11) == 0)
2332   {
2333     char *filename = &command[11];
2334
2335     if (access(filename, F_OK) != 0)
2336       Error(ERR_EXIT, "cannot open file '%s'", filename);
2337
2338     LoadLevelFromFilename(filename);
2339     DumpLevel(&level);
2340
2341     exit(0);
2342   }
2343   else if (strncmp(command, "dump tape ", 10) == 0)
2344   {
2345     char *filename = &command[10];
2346
2347     if (access(filename, F_OK) != 0)
2348       Error(ERR_EXIT, "cannot open file '%s'", filename);
2349
2350     LoadTapeFromFilename(filename);
2351     DumpTape(&tape);
2352
2353     exit(0);
2354   }
2355   else if (strncmp(command, "autoplay ", 9) == 0)
2356   {
2357     char *str_copy = getStringCopy(&command[9]);
2358     char *str_ptr = strchr(str_copy, ' ');
2359
2360     global.autoplay_leveldir = str_copy;
2361     global.autoplay_level_nr = -1;
2362
2363     if (str_ptr != NULL)
2364     {
2365       *str_ptr++ = '\0';                        /* terminate leveldir string */
2366       global.autoplay_level_nr = atoi(str_ptr); /* get level_nr value */
2367     }
2368   }
2369   else
2370   {
2371     Error(ERR_EXIT_HELP, "unrecognized command '%s'", command);
2372   }
2373 }
2374
2375 void CloseAllAndExit(int exit_value)
2376 {
2377   StopSounds();
2378   FreeAllSounds();
2379   FreeAllMusic();
2380   CloseAudio();         /* called after freeing sounds (needed for SDL) */
2381
2382   FreeAllImages();
2383   FreeTileClipmasks();
2384
2385   if (bitmap_font_initial)
2386     FreeBitmap(bitmap_font_initial);
2387
2388   CloseVideoDisplay();
2389   ClosePlatformDependantStuff();
2390
2391   exit(exit_value);
2392 }